/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c

Bug Summary

File:	linux-user/syscall.c
Location:	line 3743, column 9
Description:	Dereference of undefined pointer value

Annotated Source Code

* Linux syscalls

* This program is free software; you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation; either version 2 of the License, or

* (at your option) any later version.

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

* You should have received a copy of the GNU General Public License

* along with this program; if not, see <http://www.gnu.org/licenses/>.

#define _ATFILE_SOURCE1

#include <stdlib.h>

#include <stdio.h>

#include <stdarg.h>

#include <string.h>

#include <elf.h>

#include <endian.h>

#include <errno(*__errno_location ()).h>

#include <unistd.h>

#include <fcntl.h>

#include <time.h>

#include <limits.h>

#include <grp.h>

#include <sys/types.h>

#include <sys/ipc.h>

#include <sys/msg.h>

#include <sys/wait.h>

#include <sys/time.h>

#include <sys/stat.h>

#include <sys/mount.h>

#include <sys/file.h>

#include <sys/fsuid.h>

#include <sys/personality.h>

#include <sys/prctl.h>

#include <sys/resource.h>

#include <sys/mman.h>

#include <sys/swap.h>

#include <signal.h>

#include <sched.h>

#ifdef __ia64__

int __clone2(int (*fn)(void *), void *child_stack_base,

size_t stack_size, int flags, void *arg, ...);

#endif

#include <sys/socket.h>

#include <sys/un.h>

#include <sys/uio.h>

#include <sys/poll.h>

#include <sys/times.h>

#include <sys/shm.h>

#include <sys/sem.h>

#include <sys/statfs.h>

#include <utime.h>

#include <sys/sysinfo.h>

#include <sys/utsname.h>

//#include <sys/user.h>

#include <netinet/ip.h>

#include <netinet/tcp.h>

#include <linux1/wireless.h>

#include <linux1/icmp.h>

#include "qemu-common.h"

#ifdef TARGET_GPROF

#include <sys/gmon.h>

#endif

#ifdef CONFIG_EVENTFD1

#include <sys/eventfd.h>

#endif

#ifdef CONFIG_EPOLL1

#include <sys/epoll.h>

#endif

#ifdef CONFIG_ATTR1

#include "qemu/xattr.h"

#endif

#ifdef CONFIG_SENDFILE1

#include <sys/sendfile.h>

#endif

#define termioshost_termios host_termios

#define winsizehost_winsize host_winsize

#define termiohost_termio host_termio

#define sgttybhost_sgttyb host_sgttyb /* same as target */

#define tcharshost_tchars host_tchars /* same as target */

#define ltcharshost_ltchars host_ltchars /* same as target */

#include <linux1/termioshost_termios.h>

#include <linux1/unistd.h>

#include <linux1/utsname.h>

#include <linux1/cdrom.h>

#include <linux1/hdreg.h>

#include <linux1/soundcard.h>

#include <linux1/kd.h>

#include <linux1/mtio.h>

100

#include <linux1/fs.h>

101

#if defined(CONFIG_FIEMAP1)

102

#include <linux1/fiemap.h>

103

#endif

104

#include <linux1/fb.h>

105

#include <linux1/vt.h>

106

#include <linux1/dm-ioctl.h>

107

#include <linux1/reboot.h>

108

#include <linux1/route.h>

109

#include <linux1/filter.h>

110

#include "linux_loop.h"

111

#include "cpu-uname.h"

112

113

#include "qemu.h"

114

115

#define CLONE_NPTL_FLAGS2(0x00080000 | 0x00100000 | 0x01000000 | 0x00200000) (CLONE_SETTLS0x00080000 | \

116

CLONE_PARENT_SETTID0x00100000 | CLONE_CHILD_SETTID0x01000000 | CLONE_CHILD_CLEARTID0x00200000)

117

118

//#define DEBUG

119

120

//#include <linux/msdos_fs.h>

121

#define VFAT_IOCTL_READDIR_BOTH(((2U) << (((0 +8)+8)+14)) | ((('r')) << (0 +8)) |
(((1)) << 0) | ((((sizeof(struct linux_dirent [2])))) <<
((0 +8)+8))) _IOR('r', 1, struct linux_dirent [2])(((2U) << (((0 +8)+8)+14)) | ((('r')) << (0 +8)) |
(((1)) << 0) | ((((sizeof(struct linux_dirent [2])))) <<
((0 +8)+8)))

122

#define VFAT_IOCTL_READDIR_SHORT(((2U) << (((0 +8)+8)+14)) | ((('r')) << (0 +8)) |
(((2)) << 0) | ((((sizeof(struct linux_dirent [2])))) <<
((0 +8)+8))) _IOR('r', 2, struct linux_dirent [2])(((2U) << (((0 +8)+8)+14)) | ((('r')) << (0 +8)) |
(((2)) << 0) | ((((sizeof(struct linux_dirent [2])))) <<
((0 +8)+8)))

123

124

125

#undef _syscall0

126

#undef _syscall1

127

#undef _syscall2

128

#undef _syscall3

129

#undef _syscall4

130

#undef _syscall5

131

#undef _syscall6

132

133

#define _syscall0(type,name)static type name (void) { return syscall(__NR_name); } \

134

static type name (void) \

135

{ \

136

return syscall(__NR_##name); \

137

}

138

139

#define _syscall1(type,name,type1,arg1)static type name (type1 arg1) { return syscall(__NR_name, arg1
); } \

140

static type name (type1 arg1) \

141

{ \

142

return syscall(__NR_##name, arg1); \

143

}

144

145

#define _syscall2(type,name,type1,arg1,type2,arg2)static type name (type1 arg1,type2 arg2) { return syscall(__NR_name
, arg1, arg2); } \

146

static type name (type1 arg1,type2 arg2) \

147

{ \

148

return syscall(__NR_##name, arg1, arg2); \

149

}

150

151

#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)static type name (type1 arg1,type2 arg2,type3 arg3) { return syscall
(__NR_name, arg1, arg2, arg3); } \

152

static type name (type1 arg1,type2 arg2,type3 arg3) \

153

{ \

154

return syscall(__NR_##name, arg1, arg2, arg3); \

155

}

156

157

#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4)static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4
) { return syscall(__NR_name, arg1, arg2, arg3, arg4); } \

158

static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \

159

{ \

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return syscall(__NR_##name, arg1, arg2, arg3, arg4); \

161

}

162

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#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4
,type5 arg5) { return syscall(__NR_name, arg1, arg2, arg3, arg4
, arg5); }

164

type5,arg5)static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4
,type5 arg5) { return syscall(__NR_name, arg1, arg2, arg3, arg4
, arg5); } \

165

static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \

166

{ \

167

return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \

168

}

169

170

171

#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4
,type5 arg5, type6 arg6) { return syscall(__NR_name, arg1, arg2
, arg3, arg4, arg5, arg6); }

172

type5,arg5,type6,arg6)static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4
,type5 arg5, type6 arg6) { return syscall(__NR_name, arg1, arg2
, arg3, arg4, arg5, arg6); } \

173

static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \

174

type6 arg6) \

175

{ \

176

return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \

177

}

178

179

180

#define __NR_sys_uname63 __NR_uname63

181

#define __NR_sys_getcwd179 __NR_getcwd79

182

#define __NR_sys_getdents78 __NR_getdents78

183

#define __NR_sys_getdents64217 __NR_getdents64217

184

#define __NR_sys_getpriority140 __NR_getpriority140

185

#define __NR_sys_rt_sigqueueinfo129 __NR_rt_sigqueueinfo129

186

#define __NR_sys_syslog103 __NR_syslog103

187

#define __NR_sys_tgkill234 __NR_tgkill234

188

#define __NR_sys_tkill200 __NR_tkill200

189

#define __NR_sys_futex202 __NR_futex202

190

#define __NR_sys_inotify_init253 __NR_inotify_init253

191

#define __NR_sys_inotify_add_watch254 __NR_inotify_add_watch254

192

#define __NR_sys_inotify_rm_watch255 __NR_inotify_rm_watch255

193

194

#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__1) || \

195

defined(__s390x__)

196

#define __NR__llseek8 __NR_lseek8

197

#endif

198

199

#ifdef __NR_gettid186

200

_syscall0(int, gettid)static int gettid (void) { return syscall(186); }

201

#else

202

/* This is a replacement for the host gettid() and must return a host

203

errno. */

204

static int gettid(void) {

205

return -ENOSYS38;

206

}

207

#endif

208

#ifdef __NR_getdents78

209

_syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count)static int sys_getdents (uint fd,struct linux_dirent * dirp,uint
count) { return syscall(78, fd, dirp, count); };

210

#endif

211

#if !defined(__NR_getdents78) || \

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(defined(TARGET_NR_getdents64217) && defined(__NR_getdents64217))

213

_syscall3(int, sys_getdents64, uint, fd, struct linux_dirent64 *, dirp, uint, count)static int sys_getdents64 (uint fd,struct linux_dirent64 * dirp
,uint count) { return syscall(217, fd, dirp, count); };

214

#endif

215

#if defined(TARGET_NR__llseek) && defined(__NR_llseek)

216

_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,static int _llseek (uint fd,ulong hi,ulong lo,loff_t * res,uint
wh) { return syscall(8, fd, hi, lo, res, wh); }

217

loff_t *, res, uint, wh)static int _llseek (uint fd,ulong hi,ulong lo,loff_t * res,uint
wh) { return syscall(8, fd, hi, lo, res, wh); };

218

#endif

219

_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)static int sys_rt_sigqueueinfo (int pid,int sig,siginfo_t * uinfo
) { return syscall(129, pid, sig, uinfo); }

220

_syscall3(int,sys_syslog,int,type,char*,bufp,int,len)static int sys_syslog (int type,char* bufp,int len) { return syscall
(103, type, bufp, len); }

221

#if defined(TARGET_NR_tgkill234) && defined(__NR_tgkill234)

222

_syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig)static int sys_tgkill (int tgid,int pid,int sig) { return syscall
(234, tgid, pid, sig); }

223

#endif

224

#if defined(TARGET_NR_tkill200) && defined(__NR_tkill200)

225

_syscall2(int,sys_tkill,int,tid,int,sig)static int sys_tkill (int tid,int sig) { return syscall(200, tid
, sig); }

226

#endif

227

#ifdef __NR_exit_group231

228

_syscall1(int,exit_group,int,error_code)static int exit_group (int error_code) { return syscall(231, error_code
); }

229

#endif

230

#if defined(TARGET_NR_set_tid_address218) && defined(__NR_set_tid_address218)

231

_syscall1(int,set_tid_address,int *,tidptr)static int set_tid_address (int * tidptr) { return syscall(218
, tidptr); }

232

#endif

233

#if defined(TARGET_NR_futex202) && defined(__NR_futex202)

234

_syscall6(int,sys_futex,int *,uaddr,int,op,int,val,static int sys_futex (int * uaddr,int op,int val,const struct
timespec * timeout,int * uaddr2, int val3) { return syscall(
202, uaddr, op, val, timeout, uaddr2, val3); }

235

const struct timespec *,timeout,int *,uaddr2,int,val3)static int sys_futex (int * uaddr,int op,int val,const struct
timespec * timeout,int * uaddr2, int val3) { return syscall(
202, uaddr, op, val, timeout, uaddr2, val3); }

236

#endif

237

#define __NR_sys_sched_getaffinity204 __NR_sched_getaffinity204

238

_syscall3(int, sys_sched_getaffinity, pid_t, pid, unsigned int, len,static int sys_sched_getaffinity (pid_t pid,unsigned int len,
unsigned long * user_mask_ptr) { return syscall(204, pid, len
, user_mask_ptr); }

239

unsigned long *, user_mask_ptr)static int sys_sched_getaffinity (pid_t pid,unsigned int len,
unsigned long * user_mask_ptr) { return syscall(204, pid, len
, user_mask_ptr); };

240

#define __NR_sys_sched_setaffinity203 __NR_sched_setaffinity203

241

_syscall3(int, sys_sched_setaffinity, pid_t, pid, unsigned int, len,static int sys_sched_setaffinity (pid_t pid,unsigned int len,
unsigned long * user_mask_ptr) { return syscall(203, pid, len
, user_mask_ptr); }

242

unsigned long *, user_mask_ptr)static int sys_sched_setaffinity (pid_t pid,unsigned int len,
unsigned long * user_mask_ptr) { return syscall(203, pid, len
, user_mask_ptr); };

243

_syscall4(int, reboot, int, magic1, int, magic2, unsigned int, cmd,static int reboot (int magic1,int magic2,unsigned int cmd,void
* arg) { return syscall(169, magic1, magic2, cmd, arg); }

244

void *, arg)static int reboot (int magic1,int magic2,unsigned int cmd,void
* arg) { return syscall(169, magic1, magic2, cmd, arg); };

245

246

static bitmask_transtbl fcntl_flags_tbl[] = {

247

{ TARGET_O_ACCMODE0003, TARGET_O_WRONLY01, O_ACCMODE0003, O_WRONLY01, },

248

{ TARGET_O_ACCMODE0003, TARGET_O_RDWR02, O_ACCMODE0003, O_RDWR02, },

249

{ TARGET_O_CREAT0100, TARGET_O_CREAT0100, O_CREAT0100, O_CREAT0100, },

250

{ TARGET_O_EXCL0200, TARGET_O_EXCL0200, O_EXCL0200, O_EXCL0200, },

251

{ TARGET_O_NOCTTY0400, TARGET_O_NOCTTY0400, O_NOCTTY0400, O_NOCTTY0400, },

252

{ TARGET_O_TRUNC01000, TARGET_O_TRUNC01000, O_TRUNC01000, O_TRUNC01000, },

253

{ TARGET_O_APPEND02000, TARGET_O_APPEND02000, O_APPEND02000, O_APPEND02000, },

254

{ TARGET_O_NONBLOCK04000, TARGET_O_NONBLOCK04000, O_NONBLOCK04000, O_NONBLOCK04000, },

255

{ TARGET_O_SYNC(04000000 | 010000), TARGET_O_DSYNC010000, O_SYNC04010000, O_DSYNC010000, },

256

{ TARGET_O_SYNC(04000000 | 010000), TARGET_O_SYNC(04000000 | 010000), O_SYNC04010000, O_SYNC04010000, },

257

{ TARGET_FASYNC020000, TARGET_FASYNC020000, FASYNC020000, FASYNC020000, },

258

{ TARGET_O_DIRECTORY0200000, TARGET_O_DIRECTORY0200000, O_DIRECTORY0200000, O_DIRECTORY0200000, },

259

{ TARGET_O_NOFOLLOW0400000, TARGET_O_NOFOLLOW0400000, O_NOFOLLOW0400000, O_NOFOLLOW0400000, },

260

#if defined(O_DIRECT040000)

261

{ TARGET_O_DIRECT040000, TARGET_O_DIRECT040000, O_DIRECT040000, O_DIRECT040000, },

262

#endif

263

#if defined(O_NOATIME01000000)

264

{ TARGET_O_NOATIME01000000, TARGET_O_NOATIME01000000, O_NOATIME01000000, O_NOATIME01000000 },

265

#endif

266

#if defined(O_CLOEXEC02000000)

267

{ TARGET_O_CLOEXEC02000000, TARGET_O_CLOEXEC02000000, O_CLOEXEC02000000, O_CLOEXEC02000000 },

268

#endif

269

#if defined(O_PATH010000000)

270

{ TARGET_O_PATH010000000, TARGET_O_PATH010000000, O_PATH010000000, O_PATH010000000 },

271

#endif

272

/* Don't terminate the list prematurely on 64-bit host+guest. */

273

#if TARGET_O_LARGEFILE0100000 != 0 || O_LARGEFILE0 != 0

274

{ TARGET_O_LARGEFILE0100000, TARGET_O_LARGEFILE0100000, O_LARGEFILE0, O_LARGEFILE0, },

275

#endif

276

{ 0, 0, 0, 0 }

277

};

278

279

#define COPY_UTSNAME_FIELD(dest, src) \

280

do { \

281

/* __NEW_UTS_LEN doesn't include terminating null */ \

282

(void) strncpy((dest), (src), __NEW_UTS_LEN64); \

283

(dest)[__NEW_UTS_LEN64] = '\0'; \

284

} while (0)

285

286

static int sys_uname(struct new_utsname *buf)

287

{

288

struct utsname uts_buf;

289

290

if (uname(&uts_buf) < 0)

291

return (-1);

292

293

294

* Just in case these have some differences, we

295

* translate utsname to new_utsname (which is the

296

* struct linux kernel uses).

297

298

299

memset(buf, 0, sizeof(*buf));

300

COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname);

301

COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename);

302

COPY_UTSNAME_FIELD(buf->release, uts_buf.release);

303

COPY_UTSNAME_FIELD(buf->version, uts_buf.version);

304

COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine);

305

#ifdef _GNU_SOURCE1

306

COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname);

307

#endif

308

return (0);

309

310

#undef COPY_UTSNAME_FIELD

311

}

312

313

static int sys_getcwd1(char *buf, size_t size)

314

{

315

if (getcwd(buf, size) == NULL((void*)0)) {

316

/* getcwd() sets errno */

317

return (-1);

318

}

319

return strlen(buf)+1;

320

}

321

322

#ifdef TARGET_NR_openat257

323

static int sys_openat(int dirfd, const char *pathname, int flags, mode_t mode)

324

{

325

326

* open(2) has extra parameter 'mode' when called with

327

* flag O_CREAT.

328

329

if ((flags & O_CREAT0100) != 0) {

330

return (openat(dirfd, pathname, flags, mode));

331

}

332

return (openat(dirfd, pathname, flags));

333

}

334

#endif

335

336

#ifdef TARGET_NR_utimensat280

337

#ifdef CONFIG_UTIMENSAT1

338

static int sys_utimensat(int dirfd, const char *pathname,

339

const struct timespec times[2], int flags)

340

{

341

if (pathname == NULL((void*)0))

342

return futimens(dirfd, times);

343

else

344

return utimensat(dirfd, pathname, times, flags);

345

}

346

#elif defined(__NR_utimensat280)

347

#define __NR_sys_utimensat __NR_utimensat280

348

_syscall4(int,sys_utimensat,int,dirfd,const char *,pathname,static int sys_utimensat (int dirfd,const char * pathname,const
struct timespec * tsp,int flags) { return syscall(__NR_sys_utimensat
, dirfd, pathname, tsp, flags); }

349

const struct timespec *,tsp,int,flags)static int sys_utimensat (int dirfd,const char * pathname,const
struct timespec * tsp,int flags) { return syscall(__NR_sys_utimensat
, dirfd, pathname, tsp, flags); }

350

#else

351

static int sys_utimensat(int dirfd, const char *pathname,

352

const struct timespec times[2], int flags)

353

{

354

errno(*__errno_location ()) = ENOSYS38;

355

return -1;

356

}

357

#endif

358

#endif /* TARGET_NR_utimensat */

359

360

#ifdef CONFIG_INOTIFY1

361

#include <sys/inotify.h>

362

363

#if defined(TARGET_NR_inotify_init253) && defined(__NR_inotify_init253)

364

static int sys_inotify_init(void)

365

{

366

return (inotify_init());

367

}

368

#endif

369

#if defined(TARGET_NR_inotify_add_watch254) && defined(__NR_inotify_add_watch254)

370

static int sys_inotify_add_watch(int fd,const char *pathname, int32_t mask)

371

{

372

return (inotify_add_watch(fd, pathname, mask));

373

}

374

#endif

375

#if defined(TARGET_NR_inotify_rm_watch255) && defined(__NR_inotify_rm_watch255)

376

static int sys_inotify_rm_watch(int fd, int32_t wd)

377

{

378

return (inotify_rm_watch(fd, wd));

379

}

380

#endif

381

#ifdef CONFIG_INOTIFY11

382

#if defined(TARGET_NR_inotify_init1294) && defined(__NR_inotify_init1294)

383

static int sys_inotify_init1(int flags)

384

{

385

return (inotify_init1(flags));

386

}

387

#endif

388

#endif

389

#else

390

/* Userspace can usually survive runtime without inotify */

391

#undef TARGET_NR_inotify_init253

392

#undef TARGET_NR_inotify_init1294

393

#undef TARGET_NR_inotify_add_watch254

394

#undef TARGET_NR_inotify_rm_watch255

395

#endif /* CONFIG_INOTIFY */

396

397

#if defined(TARGET_NR_ppoll271)

398

#ifndef __NR_ppoll271

399

# define __NR_ppoll271 -1

400

#endif

401

#define __NR_sys_ppoll271 __NR_ppoll271

402

_syscall5(int, sys_ppoll, struct pollfd *, fds, nfds_t, nfds,static int sys_ppoll (struct pollfd * fds,nfds_t nfds,struct timespec
* timeout,const __sigset_t * sigmask,size_t sigsetsize) { return
syscall(271, fds, nfds, timeout, sigmask, sigsetsize); }

403

struct timespec *, timeout, const __sigset_t *, sigmask,static int sys_ppoll (struct pollfd * fds,nfds_t nfds,struct timespec
* timeout,const __sigset_t * sigmask,size_t sigsetsize) { return
syscall(271, fds, nfds, timeout, sigmask, sigsetsize); }

404

size_t, sigsetsize)static int sys_ppoll (struct pollfd * fds,nfds_t nfds,struct timespec
* timeout,const __sigset_t * sigmask,size_t sigsetsize) { return
syscall(271, fds, nfds, timeout, sigmask, sigsetsize); }

405

#endif

406

407

#if defined(TARGET_NR_pselect6270)

408

#ifndef __NR_pselect6270

409

# define __NR_pselect6270 -1

410

#endif

411

#define __NR_sys_pselect6270 __NR_pselect6270

412

_syscall6(int, sys_pselect6, int, nfds, fd_set *, readfds, fd_set *, writefds,static int sys_pselect6 (int nfds,fd_set * readfds,fd_set * writefds
,fd_set * exceptfds,struct timespec * timeout, void * sig) { return
syscall(270, nfds, readfds, writefds, exceptfds, timeout, sig
); }

413

fd_set *, exceptfds, struct timespec *, timeout, void *, sig)static int sys_pselect6 (int nfds,fd_set * readfds,fd_set * writefds
,fd_set * exceptfds,struct timespec * timeout, void * sig) { return
syscall(270, nfds, readfds, writefds, exceptfds, timeout, sig
); };

414

#endif

415

416

#if defined(TARGET_NR_prlimit64302)

417

#ifndef __NR_prlimit64302

418

# define __NR_prlimit64302 -1

419

#endif

420

#define __NR_sys_prlimit64302 __NR_prlimit64302

421

/* The glibc rlimit structure may not be that used by the underlying syscall */

422

struct host_rlimit64 {

423

uint64_t rlim_cur;

424

uint64_t rlim_max;

425

};

426

_syscall4(int, sys_prlimit64, pid_t, pid, int, resource,static int sys_prlimit64 (pid_t pid,int resource,const struct
host_rlimit64 * new_limit,struct host_rlimit64 * old_limit) {
return syscall(302, pid, resource, new_limit, old_limit); }

427

const struct host_rlimit64 *, new_limit,static int sys_prlimit64 (pid_t pid,int resource,const struct
host_rlimit64 * new_limit,struct host_rlimit64 * old_limit) {
return syscall(302, pid, resource, new_limit, old_limit); }

428

struct host_rlimit64 *, old_limit)static int sys_prlimit64 (pid_t pid,int resource,const struct
host_rlimit64 * new_limit,struct host_rlimit64 * old_limit) {
return syscall(302, pid, resource, new_limit, old_limit); }

429

#endif

430

431

432

#if defined(TARGET_NR_timer_create222)

433

/* Maxiumum of 32 active POSIX timers allowed at any one time. */

434

static timer_t g_posix_timers[32] = { 0, } ;

435

436

static inline int next_free_host_timer(void)

437

{

438

int k ;

439

/* FIXME: Does finding the next free slot require a lock? */

440

for (k = 0; k < ARRAY_SIZE(g_posix_timers)(sizeof(g_posix_timers) / sizeof((g_posix_timers)[0])); k++) {

441

if (g_posix_timers[k] == 0) {

442

g_posix_timers[k] = (timer_t) 1;

443

return k;

444

}

445

}

446

return -1;

447

}

448

#endif

449

450

/* ARM EABI and MIPS expect 64bit types aligned even on pairs or registers */

451

#ifdef TARGET_ARM

452

static inline int regpairs_aligned(void *cpu_env) {

453

return ((((CPUARMState *)cpu_env)->eabi) == 1) ;

454

}

455

#elif defined(TARGET_MIPS)

456

static inline int regpairs_aligned(void *cpu_env) { return 1; }

457

#elif defined(TARGET_PPC) && !defined(TARGET_PPC64)

458

/* SysV AVI for PPC32 expects 64bit parameters to be passed on odd/even pairs

459

* of registers which translates to the same as ARM/MIPS, because we start with

460

* r3 as arg1 */

461

static inline int regpairs_aligned(void *cpu_env) { return 1; }

462

#else

463

static inline int regpairs_aligned(void *cpu_env) { return 0; }

464

#endif

465

466

#define ERRNO_TABLE_SIZE1200 1200

467

468

/* target_to_host_errno_table[] is initialized from

469

* host_to_target_errno_table[] in syscall_init(). */

470

static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE1200] = {

471

};

472

473

474

* This list is the union of errno values overridden in asm-<arch>/errno.h

475

* minus the errnos that are not actually generic to all archs.

476

477

static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE1200] = {

478

[EIDRM43] = TARGET_EIDRM43,

479

[ECHRNG44] = TARGET_ECHRNG44,

480

[EL2NSYNC45] = TARGET_EL2NSYNC45,

481

[EL3HLT46] = TARGET_EL3HLT46,

482

[EL3RST47] = TARGET_EL3RST47,

483

[ELNRNG48] = TARGET_ELNRNG48,

484

[EUNATCH49] = TARGET_EUNATCH49,

485

[ENOCSI50] = TARGET_ENOCSI50,

486

[EL2HLT51] = TARGET_EL2HLT51,

487

[EDEADLK35] = TARGET_EDEADLK35,

488

[ENOLCK37] = TARGET_ENOLCK37,

489

[EBADE52] = TARGET_EBADE52,

490

[EBADR53] = TARGET_EBADR53,

491

[EXFULL54] = TARGET_EXFULL54,

492

[ENOANO55] = TARGET_ENOANO55,

493

[EBADRQC56] = TARGET_EBADRQC56,

494

[EBADSLT57] = TARGET_EBADSLT57,

495

[EBFONT59] = TARGET_EBFONT59,

496

[ENOSTR60] = TARGET_ENOSTR60,

497

[ENODATA61] = TARGET_ENODATA61,

498

[ETIME62] = TARGET_ETIME62,

499

[ENOSR63] = TARGET_ENOSR63,

500

[ENONET64] = TARGET_ENONET64,

501

[ENOPKG65] = TARGET_ENOPKG65,

502

[EREMOTE66] = TARGET_EREMOTE66,

503

[ENOLINK67] = TARGET_ENOLINK67,

504

[EADV68] = TARGET_EADV68,

505

[ESRMNT69] = TARGET_ESRMNT69,

506

[ECOMM70] = TARGET_ECOMM70,

507

[EPROTO71] = TARGET_EPROTO71,

508

[EDOTDOT73] = TARGET_EDOTDOT73,

509

[EMULTIHOP72] = TARGET_EMULTIHOP72,

510

[EBADMSG74] = TARGET_EBADMSG74,

511

[ENAMETOOLONG36] = TARGET_ENAMETOOLONG36,

512

[EOVERFLOW75] = TARGET_EOVERFLOW75,

513

[ENOTUNIQ76] = TARGET_ENOTUNIQ76,

514

[EBADFD77] = TARGET_EBADFD77,

515

[EREMCHG78] = TARGET_EREMCHG78,

516

[ELIBACC79] = TARGET_ELIBACC79,

517

[ELIBBAD80] = TARGET_ELIBBAD80,

518

[ELIBSCN81] = TARGET_ELIBSCN81,

519

[ELIBMAX82] = TARGET_ELIBMAX82,

520

[ELIBEXEC83] = TARGET_ELIBEXEC83,

521

[EILSEQ84] = TARGET_EILSEQ84,

522

[ENOSYS38] = TARGET_ENOSYS38,

523

[ELOOP40] = TARGET_ELOOP40,

524

[ERESTART85] = TARGET_ERESTART85,

525

[ESTRPIPE86] = TARGET_ESTRPIPE86,

526

[ENOTEMPTY39] = TARGET_ENOTEMPTY39,

527

[EUSERS87] = TARGET_EUSERS87,

528

[ENOTSOCK88] = TARGET_ENOTSOCK88,

529

[EDESTADDRREQ89] = TARGET_EDESTADDRREQ89,

530

[EMSGSIZE90] = TARGET_EMSGSIZE90,

531

[EPROTOTYPE91] = TARGET_EPROTOTYPE91,

532

[ENOPROTOOPT92] = TARGET_ENOPROTOOPT92,

533

[EPROTONOSUPPORT93] = TARGET_EPROTONOSUPPORT93,

534

[ESOCKTNOSUPPORT94] = TARGET_ESOCKTNOSUPPORT94,

535

[EOPNOTSUPP95] = TARGET_EOPNOTSUPP95,

536

[EPFNOSUPPORT96] = TARGET_EPFNOSUPPORT96,

537

[EAFNOSUPPORT97] = TARGET_EAFNOSUPPORT97,

538

[EADDRINUSE98] = TARGET_EADDRINUSE98,

539

[EADDRNOTAVAIL99] = TARGET_EADDRNOTAVAIL99,

540

[ENETDOWN100] = TARGET_ENETDOWN100,

541

[ENETUNREACH101] = TARGET_ENETUNREACH101,

542

[ENETRESET102] = TARGET_ENETRESET102,

543

[ECONNABORTED103] = TARGET_ECONNABORTED103,

544

[ECONNRESET104] = TARGET_ECONNRESET104,

545

[ENOBUFS105] = TARGET_ENOBUFS105,

546

[EISCONN106] = TARGET_EISCONN106,

547

[ENOTCONN107] = TARGET_ENOTCONN107,

548

[EUCLEAN117] = TARGET_EUCLEAN117,

549

[ENOTNAM118] = TARGET_ENOTNAM118,

550

[ENAVAIL119] = TARGET_ENAVAIL119,

551

[EISNAM120] = TARGET_EISNAM120,

552

[EREMOTEIO121] = TARGET_EREMOTEIO121,

553

[ESHUTDOWN108] = TARGET_ESHUTDOWN108,

554

[ETOOMANYREFS109] = TARGET_ETOOMANYREFS109,

555

[ETIMEDOUT110] = TARGET_ETIMEDOUT110,

556

[ECONNREFUSED111] = TARGET_ECONNREFUSED111,

557

[EHOSTDOWN112] = TARGET_EHOSTDOWN112,

558

[EHOSTUNREACH113] = TARGET_EHOSTUNREACH113,

559

[EALREADY114] = TARGET_EALREADY114,

560

[EINPROGRESS115] = TARGET_EINPROGRESS115,

561

[ESTALE116] = TARGET_ESTALE116,

562

[ECANCELED125] = TARGET_ECANCELED125,

563

[ENOMEDIUM123] = TARGET_ENOMEDIUM123,

564

[EMEDIUMTYPE124] = TARGET_EMEDIUMTYPE124,

565

#ifdef ENOKEY126

566

[ENOKEY126] = TARGET_ENOKEY126,

567

#endif

568

#ifdef EKEYEXPIRED127

569

[EKEYEXPIRED127] = TARGET_EKEYEXPIRED127,

570

#endif

571

#ifdef EKEYREVOKED128

572

[EKEYREVOKED128] = TARGET_EKEYREVOKED128,

573

#endif

574

#ifdef EKEYREJECTED129

575

[EKEYREJECTED129] = TARGET_EKEYREJECTED129,

576

#endif

577

#ifdef EOWNERDEAD130

578

[EOWNERDEAD130] = TARGET_EOWNERDEAD130,

579

#endif

580

#ifdef ENOTRECOVERABLE131

581

[ENOTRECOVERABLE131] = TARGET_ENOTRECOVERABLE131,

582

#endif

583

};

584

585

static inline int host_to_target_errno(int err)

586

{

587

if(host_to_target_errno_table[err])

588

return host_to_target_errno_table[err];

589

return err;

590

}

591

592

static inline int target_to_host_errno(int err)

593

{

594

if (target_to_host_errno_table[err])

595

return target_to_host_errno_table[err];

596

return err;

597

}

598

599

static inline abi_long get_errno(abi_long ret)

600

{

601

if (ret == -1)

602

return -host_to_target_errno(errno(*__errno_location ()));

603

else

604

return ret;

605

}

606

607

static inline int is_error(abi_long ret)

608

{

609

return (abi_ulong)ret >= (abi_ulong)(-4096);

610

}

611

612

char *target_strerror(int err)

613

{

614

if ((err >= ERRNO_TABLE_SIZE1200) || (err < 0)) {

615

return NULL((void*)0);

616

}

617

return strerror(target_to_host_errno(err));

618

}

619

620

static abi_ulong target_brk;

621

static abi_ulong target_original_brk;

622

static abi_ulong brk_page;

623

624

void target_set_brk(abi_ulong new_brk)

625

{

626

target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk)(((new_brk) + qemu_host_page_size - 1) & qemu_host_page_mask
);

627

brk_page = HOST_PAGE_ALIGN(target_brk)(((target_brk) + qemu_host_page_size - 1) & qemu_host_page_mask
);

628

}

629

630

//#define DEBUGF_BRK(message, args...) do { fprintf(stderr, (message), ## args); } while (0)

631

#define DEBUGF_BRK(message, args...)

632

633

/* do_brk() must return target values and target errnos. */

634

abi_long do_brk(abi_ulong new_brk)

635

{

636

abi_long mapped_addr;

637

int new_alloc_size;

638

639

DEBUGF_BRK("do_brk(" TARGET_ABI_FMT_lx ") -> ", new_brk);

640

641

if (!new_brk) {

642

DEBUGF_BRK(TARGET_ABI_FMT_lx " (!new_brk)\n", target_brk);

643

return target_brk;

644

}

645

if (new_brk < target_original_brk) {

646

DEBUGF_BRK(TARGET_ABI_FMT_lx " (new_brk < target_original_brk)\n",

647

target_brk);

648

return target_brk;

649

}

650

651

/* If the new brk is less than the highest page reserved to the

652

* target heap allocation, set it and we're almost done... */

653

if (new_brk <= brk_page) {

654

/* Heap contents are initialized to zero, as for anonymous

655

* mapped pages. */

656

if (new_brk > target_brk) {

657

memset(g2h(target_brk)((void *)((unsigned long)(target_ulong)(target_brk) + guest_base
)), 0, new_brk - target_brk);

658

}

659

target_brk = new_brk;

660

DEBUGF_BRK(TARGET_ABI_FMT_lx " (new_brk <= brk_page)\n", target_brk);

661

return target_brk;

662

}

663

664

/* We need to allocate more memory after the brk... Note that

665

* we don't use MAP_FIXED because that will map over the top of

666

* any existing mapping (like the one with the host libc or qemu

667

* itself); instead we treat "mapped but at wrong address" as

668

* a failure and unmap again.

669

670

new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page)(((new_brk - brk_page) + qemu_host_page_size - 1) & qemu_host_page_mask
);

671

mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size,

672

PROT_READ0x1|PROT_WRITE0x2,

673

MAP_ANON0x20|MAP_PRIVATE0x02, 0, 0));

674

675

if (mapped_addr == brk_page) {

676

/* Heap contents are initialized to zero, as for anonymous

677

* mapped pages. Technically the new pages are already

678

* initialized to zero since they *are* anonymous mapped

679

* pages, however we have to take care with the contents that

680

* come from the remaining part of the previous page: it may

681

* contains garbage data due to a previous heap usage (grown

682

* then shrunken). */

683

memset(g2h(target_brk)((void *)((unsigned long)(target_ulong)(target_brk) + guest_base
)), 0, brk_page - target_brk);

684

685

target_brk = new_brk;

686

brk_page = HOST_PAGE_ALIGN(target_brk)(((target_brk) + qemu_host_page_size - 1) & qemu_host_page_mask
);

687

DEBUGF_BRK(TARGET_ABI_FMT_lx " (mapped_addr == brk_page)\n",

688

target_brk);

689

return target_brk;

690

} else if (mapped_addr != -1) {

691

/* Mapped but at wrong address, meaning there wasn't actually

692

* enough space for this brk.

693

694

target_munmap(mapped_addr, new_alloc_size);

695

mapped_addr = -1;

696

DEBUGF_BRK(TARGET_ABI_FMT_lx " (mapped_addr != -1)\n", target_brk);

697

}

698

else {

699

DEBUGF_BRK(TARGET_ABI_FMT_lx " (otherwise)\n", target_brk);

700

}

701

702

#if defined(TARGET_ALPHA)

703

/* We (partially) emulate OSF/1 on Alpha, which requires we

704

return a proper errno, not an unchanged brk value. */

705

return -TARGET_ENOMEM12;

706

#endif

707

/* For everything else, return the previous break. */

708

return target_brk;

709

}

710

711

static inline abi_long copy_from_user_fdset(fd_set *fds,

712

abi_ulong target_fds_addr,

713

int n)

714

{

715

int i, nw, j, k;

716

abi_ulong b, *target_fds;

717

718

nw = (n + TARGET_ABI_BITS64 - 1) / TARGET_ABI_BITS64;

719

if (!(target_fds = lock_user(VERIFY_READ0,

720

target_fds_addr,

721

sizeof(abi_ulong) * nw,

722

1)))

723

return -TARGET_EFAULT14;

724

725

FD_ZERO(fds)do { int __d0, __d1; __asm__ __volatile__ ("cld; rep; " "stosq"
: "=c" (__d0), "=D" (__d1) : "a" (0), "0" (sizeof (fd_set) /
sizeof (__fd_mask)), "1" (&((fds)->fds_bits)[0]) : "memory"
); } while (0);

726

k = 0;

727

for (i = 0; i < nw; i++) {

728

/* grab the abi_ulong */

729

__get_user(b, &target_fds[i])((b) = (typeof(*&target_fds[i]))( __builtin_choose_expr(sizeof
(*(&target_fds[i])) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(&target_fds[i])) == 2, lduw_le_p, __builtin_choose_expr
(sizeof(*(&target_fds[i])) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_fds[i])) == 8, ldq_le_p, abort)))) (&
target_fds[i])), 0);

730

for (j = 0; j < TARGET_ABI_BITS64; j++) {

731

/* check the bit inside the abi_ulong */

732

if ((b >> j) & 1)

733

FD_SET(k, fds)((void) (((fds)->fds_bits)[((k) / (8 * (int) sizeof (__fd_mask
)))] |= ((__fd_mask) 1 << ((k) % (8 * (int) sizeof (__fd_mask
))))));

734

k++;

735

}

736

}

737

738

unlock_user(target_fds, target_fds_addr, 0);

739

740

return 0;

741

}

742

743

static inline abi_ulong copy_from_user_fdset_ptr(fd_set *fds, fd_set **fds_ptr,

744

abi_ulong target_fds_addr,

745

int n)

746

{

747

if (target_fds_addr) {

748

if (copy_from_user_fdset(fds, target_fds_addr, n))

749

return -TARGET_EFAULT14;

750

*fds_ptr = fds;

751

} else {

752

*fds_ptr = NULL((void*)0);

753

}

754

return 0;

755

}

756

757

static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr,

758

const fd_set *fds,

759

int n)

760

{

761

int i, nw, j, k;

762

abi_long v;

763

abi_ulong *target_fds;

764

765

nw = (n + TARGET_ABI_BITS64 - 1) / TARGET_ABI_BITS64;

766

if (!(target_fds = lock_user(VERIFY_WRITE1,

767

target_fds_addr,

768

sizeof(abi_ulong) * nw,

769

0)))

770

return -TARGET_EFAULT14;

771

772

k = 0;

773

for (i = 0; i < nw; i++) {

774

v = 0;

775

for (j = 0; j < TARGET_ABI_BITS64; j++) {

776

v |= ((abi_ulong)(FD_ISSET(k, fds)((((fds)->fds_bits)[((k) / (8 * (int) sizeof (__fd_mask)))
] & ((__fd_mask) 1 << ((k) % (8 * (int) sizeof (__fd_mask
))))) != 0) != 0) << j);

777

k++;

778

}

779

__put_user(v, &target_fds[i])(__builtin_choose_expr(sizeof(*(&target_fds[i])) == 1, stb_p
, __builtin_choose_expr(sizeof(*(&target_fds[i])) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(&target_fds[i])) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(&target_fds[i])) == 8, stq_le_p
, abort)))) ((&target_fds[i]), (v)), 0);

780

}

781

782

unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw);

783

784

return 0;

785

}

786

787

#if defined(__alpha__)

788

#define HOST_HZ100 1024

789

#else

790

#define HOST_HZ100 100

791

#endif

792

793

static inline abi_long host_to_target_clock_t(long ticks)

794

{

795

#if HOST_HZ100 == TARGET_HZ100

796

return ticks;

797

#else

798

return ((int64_t)ticks * TARGET_HZ100) / HOST_HZ100;

799

#endif

800

}

801

802

static inline abi_long host_to_target_rusage(abi_ulong target_addr,

803

const struct rusage *rusage)

804

{

805

struct target_rusage *target_rusage;

806

807

if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)(target_rusage = lock_user(1, target_addr, sizeof(*target_rusage
), 0)))

808

return -TARGET_EFAULT14;

809

target_rusage->ru_utime.tv_sec = tswapal(rusage->ru_utime.tv_sec);

810

target_rusage->ru_utime.tv_usec = tswapal(rusage->ru_utime.tv_usec);

811

target_rusage->ru_stime.tv_sec = tswapal(rusage->ru_stime.tv_sec);

812

target_rusage->ru_stime.tv_usec = tswapal(rusage->ru_stime.tv_usec);

813

target_rusage->ru_maxrss = tswapal(rusage->ru_maxrss);

814

target_rusage->ru_ixrss = tswapal(rusage->ru_ixrss);

815

target_rusage->ru_idrss = tswapal(rusage->ru_idrss);

816

target_rusage->ru_isrss = tswapal(rusage->ru_isrss);

817

target_rusage->ru_minflt = tswapal(rusage->ru_minflt);

818

target_rusage->ru_majflt = tswapal(rusage->ru_majflt);

819

target_rusage->ru_nswap = tswapal(rusage->ru_nswap);

820

target_rusage->ru_inblock = tswapal(rusage->ru_inblock);

821

target_rusage->ru_oublock = tswapal(rusage->ru_oublock);

822

target_rusage->ru_msgsnd = tswapal(rusage->ru_msgsnd);

823

target_rusage->ru_msgrcv = tswapal(rusage->ru_msgrcv);

824

target_rusage->ru_nsignals = tswapal(rusage->ru_nsignals);

825

target_rusage->ru_nvcsw = tswapal(rusage->ru_nvcsw);

826

target_rusage->ru_nivcsw = tswapal(rusage->ru_nivcsw);

827

unlock_user_struct(target_rusage, target_addr, 1)unlock_user(target_rusage, target_addr, (1) ? sizeof(*target_rusage
) : 0);

828

829

return 0;

830

}

831

832

static inline rlim_t target_to_host_rlim(abi_ulong target_rlim)

833

{

834

abi_ulong target_rlim_swap;

835

rlim_t result;

836

837

target_rlim_swap = tswapal(target_rlim);

838

if (target_rlim_swap == TARGET_RLIM_INFINITY((abi_ulong)-1))

839

return RLIM_INFINITY0xffffffffffffffffuLL;

840

841

result = target_rlim_swap;

842

if (target_rlim_swap != (rlim_t)result)

843

return RLIM_INFINITY0xffffffffffffffffuLL;

844

845

return result;

846

}

847

848

static inline abi_ulong host_to_target_rlim(rlim_t rlim)

849

{

850

abi_ulong target_rlim_swap;

851

abi_ulong result;

852

853

if (rlim == RLIM_INFINITY0xffffffffffffffffuLL || rlim != (abi_long)rlim)

854

target_rlim_swap = TARGET_RLIM_INFINITY((abi_ulong)-1);

855

else

856

target_rlim_swap = rlim;

857

result = tswapal(target_rlim_swap);

858

859

return result;

860

}

861

862

static inline int target_to_host_resource(int code)

863

{

864

switch (code) {

865

case TARGET_RLIMIT_AS9:

866

return RLIMIT_ASRLIMIT_AS;

867

case TARGET_RLIMIT_CORE4:

868

return RLIMIT_CORERLIMIT_CORE;

869

case TARGET_RLIMIT_CPU0:

870

return RLIMIT_CPURLIMIT_CPU;

871

case TARGET_RLIMIT_DATA2:

872

return RLIMIT_DATARLIMIT_DATA;

873

case TARGET_RLIMIT_FSIZE1:

874

return RLIMIT_FSIZERLIMIT_FSIZE;

875

case TARGET_RLIMIT_LOCKS10:

876

return RLIMIT_LOCKS__RLIMIT_LOCKS;

877

case TARGET_RLIMIT_MEMLOCK8:

878

return RLIMIT_MEMLOCK__RLIMIT_MEMLOCK;

879

case TARGET_RLIMIT_MSGQUEUE12:

880

return RLIMIT_MSGQUEUE__RLIMIT_MSGQUEUE;

881

case TARGET_RLIMIT_NICE13:

882

return RLIMIT_NICE__RLIMIT_NICE;

883

case TARGET_RLIMIT_NOFILE7:

884

return RLIMIT_NOFILERLIMIT_NOFILE;

885

case TARGET_RLIMIT_NPROC6:

886

return RLIMIT_NPROC__RLIMIT_NPROC;

887

case TARGET_RLIMIT_RSS5:

888

return RLIMIT_RSS__RLIMIT_RSS;

889

case TARGET_RLIMIT_RTPRIO14:

890

return RLIMIT_RTPRIO__RLIMIT_RTPRIO;

891

case TARGET_RLIMIT_SIGPENDING11:

892

return RLIMIT_SIGPENDING__RLIMIT_SIGPENDING;

893

case TARGET_RLIMIT_STACK3:

894

return RLIMIT_STACKRLIMIT_STACK;

895

default:

896

return code;

897

}

898

}

899

900

static inline abi_long copy_from_user_timeval(struct timeval *tv,

901

abi_ulong target_tv_addr)

902

{

903

struct target_timeval *target_tv;

904

905

if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)(target_tv = lock_user(0, target_tv_addr, sizeof(*target_tv),
1)))

906

return -TARGET_EFAULT14;

907

908

__get_user(tv->tv_sec, &target_tv->tv_sec)((tv->tv_sec) = (typeof(*&target_tv->tv_sec))( __builtin_choose_expr
(sizeof(*(&target_tv->tv_sec)) == 1, ldub_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_sec)) == 2, lduw_le_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_sec)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_sec)) == 8, ldq_le_p, abort))
)) (&target_tv->tv_sec)), 0);

909

__get_user(tv->tv_usec, &target_tv->tv_usec)((tv->tv_usec) = (typeof(*&target_tv->tv_usec))( __builtin_choose_expr
(sizeof(*(&target_tv->tv_usec)) == 1, ldub_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_usec)) == 2, lduw_le_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_usec)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_usec)) == 8, ldq_le_p, abort)
))) (&target_tv->tv_usec)), 0);

910

911

unlock_user_struct(target_tv, target_tv_addr, 0)unlock_user(target_tv, target_tv_addr, (0) ? sizeof(*target_tv
) : 0);

912

913

return 0;

914

}

915

916

static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr,

917

const struct timeval *tv)

918

{

919

struct target_timeval *target_tv;

920

921

if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)(target_tv = lock_user(1, target_tv_addr, sizeof(*target_tv),
0)))

922

return -TARGET_EFAULT14;

923

924

__put_user(tv->tv_sec, &target_tv->tv_sec)(__builtin_choose_expr(sizeof(*(&target_tv->tv_sec)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_tv->
tv_sec)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_tv->tv_sec)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_tv->tv_sec)) == 8, stq_le_p, abort)))
) ((&target_tv->tv_sec), (tv->tv_sec)), 0);

925

__put_user(tv->tv_usec, &target_tv->tv_usec)(__builtin_choose_expr(sizeof(*(&target_tv->tv_usec)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_tv->
tv_usec)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_tv->tv_usec)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_tv->tv_usec)) == 8, stq_le_p, abort)
))) ((&target_tv->tv_usec), (tv->tv_usec)), 0);

926

927

unlock_user_struct(target_tv, target_tv_addr, 1)unlock_user(target_tv, target_tv_addr, (1) ? sizeof(*target_tv
) : 0);

928

929

return 0;

930

}

931

932

#if defined(TARGET_NR_mq_open240) && defined(__NR_mq_open240)

933

#include <mqueue.h>

934

935

static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr,

936

abi_ulong target_mq_attr_addr)

937

{

938

struct target_mq_attr *target_mq_attr;

939

940

if (!lock_user_struct(VERIFY_READ, target_mq_attr,(target_mq_attr = lock_user(0, target_mq_attr_addr, sizeof(*target_mq_attr
), 1))

941

target_mq_attr_addr, 1)(target_mq_attr = lock_user(0, target_mq_attr_addr, sizeof(*target_mq_attr
), 1)))

942

return -TARGET_EFAULT14;

943

944

__get_user(attr->mq_flags, &target_mq_attr->mq_flags)((attr->mq_flags) = (typeof(*&target_mq_attr->mq_flags
))( __builtin_choose_expr(sizeof(*(&target_mq_attr->mq_flags
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_flags)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_flags)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_flags)) == 8, ldq_le_p, abort
)))) (&target_mq_attr->mq_flags)), 0);

945

__get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg)((attr->mq_maxmsg) = (typeof(*&target_mq_attr->mq_maxmsg
))( __builtin_choose_expr(sizeof(*(&target_mq_attr->mq_maxmsg
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_maxmsg)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_maxmsg)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_maxmsg)) == 8, ldq_le_p,
abort)))) (&target_mq_attr->mq_maxmsg)), 0);

946

__get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize)((attr->mq_msgsize) = (typeof(*&target_mq_attr->mq_msgsize
))( __builtin_choose_expr(sizeof(*(&target_mq_attr->mq_msgsize
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_msgsize)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_msgsize)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_msgsize)) == 8, ldq_le_p
, abort)))) (&target_mq_attr->mq_msgsize)), 0);

947

__get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs)((attr->mq_curmsgs) = (typeof(*&target_mq_attr->mq_curmsgs
))( __builtin_choose_expr(sizeof(*(&target_mq_attr->mq_curmsgs
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_curmsgs)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_curmsgs)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_curmsgs)) == 8, ldq_le_p
, abort)))) (&target_mq_attr->mq_curmsgs)), 0);

948

949

unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0)unlock_user(target_mq_attr, target_mq_attr_addr, (0) ? sizeof
(*target_mq_attr) : 0);

950

951

return 0;

952

}

953

954

static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr,

955

const struct mq_attr *attr)

956

{

957

struct target_mq_attr *target_mq_attr;

958

959

if (!lock_user_struct(VERIFY_WRITE, target_mq_attr,(target_mq_attr = lock_user(1, target_mq_attr_addr, sizeof(*target_mq_attr
), 0))

960

target_mq_attr_addr, 0)(target_mq_attr = lock_user(1, target_mq_attr_addr, sizeof(*target_mq_attr
), 0)))

961

return -TARGET_EFAULT14;

962

963

__put_user(attr->mq_flags, &target_mq_attr->mq_flags)(__builtin_choose_expr(sizeof(*(&target_mq_attr->mq_flags
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_flags)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_mq_attr->mq_flags)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_flags)) == 8, stq_le_p, abort
)))) ((&target_mq_attr->mq_flags), (attr->mq_flags)
), 0);

964

__put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg)(__builtin_choose_expr(sizeof(*(&target_mq_attr->mq_maxmsg
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_maxmsg)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_maxmsg)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_maxmsg)) == 8, stq_le_p,
abort)))) ((&target_mq_attr->mq_maxmsg), (attr->mq_maxmsg
)), 0);

965

__put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize)(__builtin_choose_expr(sizeof(*(&target_mq_attr->mq_msgsize
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_msgsize)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_msgsize)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_msgsize)) == 8, stq_le_p
, abort)))) ((&target_mq_attr->mq_msgsize), (attr->
mq_msgsize)), 0);

966

__put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs)(__builtin_choose_expr(sizeof(*(&target_mq_attr->mq_curmsgs
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_mq_attr
->mq_curmsgs)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_mq_attr->mq_curmsgs)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_mq_attr->mq_curmsgs)) == 8, stq_le_p
, abort)))) ((&target_mq_attr->mq_curmsgs), (attr->
mq_curmsgs)), 0);

967

968

unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1)unlock_user(target_mq_attr, target_mq_attr_addr, (1) ? sizeof
(*target_mq_attr) : 0);

969

970

return 0;

971

}

972

#endif

973

974

#if defined(TARGET_NR_select23) || defined(TARGET_NR__newselect)

975

/* do_select() must return target values and target errnos. */

976

static abi_long do_select(int n,

977

abi_ulong rfd_addr, abi_ulong wfd_addr,

978

abi_ulong efd_addr, abi_ulong target_tv_addr)

979

{

980

fd_set rfds, wfds, efds;

981

fd_set *rfds_ptr, *wfds_ptr, *efds_ptr;

982

struct timeval tv, *tv_ptr;

983

abi_long ret;

984

985

ret = copy_from_user_fdset_ptr(&rfds, &rfds_ptr, rfd_addr, n);

986

if (ret) {

987

return ret;

988

}

989

ret = copy_from_user_fdset_ptr(&wfds, &wfds_ptr, wfd_addr, n);

990

if (ret) {

991

return ret;

992

}

993

ret = copy_from_user_fdset_ptr(&efds, &efds_ptr, efd_addr, n);

994

if (ret) {

995

return ret;

996

}

997

998

if (target_tv_addr) {

999

if (copy_from_user_timeval(&tv, target_tv_addr))

1000

return -TARGET_EFAULT14;

1001

tv_ptr = &tv;

1002

} else {

1003

tv_ptr = NULL((void*)0);

1004

}

1005

1006

ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr));

1007

1008

if (!is_error(ret)) {

1009

if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n))

1010

return -TARGET_EFAULT14;

1011

if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n))

1012

return -TARGET_EFAULT14;

1013

if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n))

1014

return -TARGET_EFAULT14;

1015

1016

if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv))

1017

return -TARGET_EFAULT14;

1018

}

1019

1020

return ret;

1021

}

1022

#endif

1023

1024

static abi_long do_pipe2(int host_pipe[], int flags)

1025

{

1026

#ifdef CONFIG_PIPE21

1027

return pipe2(host_pipe, flags);

1028

#else

1029

return -ENOSYS38;

1030

#endif

1031

}

1032

1033

static abi_long do_pipe(void *cpu_env, abi_ulong pipedes,

1034

int flags, int is_pipe2)

1035

{

1036

int host_pipe[2];

1037

abi_long ret;

1038

ret = flags ? do_pipe2(host_pipe, flags) : pipe(host_pipe);

1039

1040

if (is_error(ret))

1041

return get_errno(ret);

1042

1043

/* Several targets have special calling conventions for the original

1044

pipe syscall, but didn't replicate this into the pipe2 syscall. */

1045

if (!is_pipe2) {

1046

#if defined(TARGET_ALPHA)

1047

((CPUAlphaState *)cpu_env)->ir[IR_A4] = host_pipe[1];

1048

return host_pipe[0];

1049

#elif defined(TARGET_MIPS)

1050

((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1];

1051

return host_pipe[0];

1052

#elif defined(TARGET_SH4)

1053

((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1];

1054

return host_pipe[0];

1055

#elif defined(TARGET_SPARC)

1056

((CPUSPARCState*)cpu_env)->regwptr[1] = host_pipe[1];

1057

return host_pipe[0];

1058

#endif

1059

}

1060

1061

if (put_user_s32(host_pipe[0], pipedes)({ abi_ulong __gaddr = ((pipedes)); int32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(int32_t), 0
))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((host_pipe
[0])))), 0); unlock_user(__hptr, __gaddr, sizeof(int32_t)); }
else __ret = -14; __ret; })

1062

|| put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))({ abi_ulong __gaddr = ((pipedes + sizeof(host_pipe[0]))); int32_t
*__hptr; abi_long __ret; if ((__hptr = lock_user(1, __gaddr,
sizeof(int32_t), 0))) { __ret = (__builtin_choose_expr(sizeof
(*(__hptr)) == 1, stb_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
4, stl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) == 8, stq_le_p
, abort)))) ((__hptr), (((host_pipe[1])))), 0); unlock_user(__hptr
, __gaddr, sizeof(int32_t)); } else __ret = -14; __ret; }))

1063

return -TARGET_EFAULT14;

1064

return get_errno(ret);

1065

}

1066

1067

static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn,

1068

abi_ulong target_addr,

1069

socklen_t len)

1070

{

1071

struct target_ip_mreqn *target_smreqn;

1072

1073

target_smreqn = lock_user(VERIFY_READ0, target_addr, len, 1);

1074

if (!target_smreqn)

1075

return -TARGET_EFAULT14;

1076

mreqn->imr_multiaddr.s_addr = target_smreqn->imr_multiaddr.s_addr;

1077

mreqn->imr_address.s_addr = target_smreqn->imr_address.s_addr;

1078

if (len == sizeof(struct target_ip_mreqn))

1079

mreqn->imr_ifindex = tswapal(target_smreqn->imr_ifindex);

1080

unlock_user(target_smreqn, target_addr, 0);

1081

1082

return 0;

1083

}

1084

1085

static inline abi_long target_to_host_sockaddr(struct sockaddr *addr,

1086

abi_ulong target_addr,

1087

socklen_t len)

1088

{

1089

const socklen_t unix_maxlen = sizeof (struct sockaddr_un);

1090

sa_family_t sa_family;

1091

struct target_sockaddr *target_saddr;

1092

1093

target_saddr = lock_user(VERIFY_READ0, target_addr, len, 1);

1094

if (!target_saddr)

1095

return -TARGET_EFAULT14;

1096

1097

sa_family = tswap16(target_saddr->sa_family);

1098

1099

/* Oops. The caller might send a incomplete sun_path; sun_path

1100

* must be terminated by \0 (see the manual page), but

1101

* unfortunately it is quite common to specify sockaddr_un

1102

* length as "strlen(x->sun_path)" while it should be

1103

* "strlen(...) + 1". We'll fix that here if needed.

1104

* Linux kernel has a similar feature.

1105

1106

1107

if (sa_family == AF_UNIX1) {

1108

if (len < unix_maxlen && len > 0) {

1109

char *cp = (char*)target_saddr;

1110

1111

if ( cp[len-1] && !cp[len] )

1112

len++;

1113

}

1114

if (len > unix_maxlen)

1115

len = unix_maxlen;

1116

}

1117

1118

memcpy(addr, target_saddr, len);

1119

addr->sa_family = sa_family;

1120

unlock_user(target_saddr, target_addr, 0);

1121

1122

return 0;

1123

}

1124

1125

static inline abi_long host_to_target_sockaddr(abi_ulong target_addr,

1126

struct sockaddr *addr,

1127

socklen_t len)

1128

{

1129

struct target_sockaddr *target_saddr;

1130

1131

target_saddr = lock_user(VERIFY_WRITE1, target_addr, len, 0);

1132

if (!target_saddr)

1133

return -TARGET_EFAULT14;

1134

memcpy(target_saddr, addr, len);

1135

target_saddr->sa_family = tswap16(addr->sa_family);

1136

unlock_user(target_saddr, target_addr, len);

1137

1138

return 0;

1139

}

1140

1141

static inline abi_long target_to_host_cmsg(struct msghdr *msgh,

1142

struct target_msghdr *target_msgh)

1143

{

1144

struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh)((size_t) (msgh)->msg_controllen >= sizeof (struct cmsghdr
) ? (struct cmsghdr *) (msgh)->msg_control : (struct cmsghdr
*) 0);

1145

abi_long msg_controllen;

1146

abi_ulong target_cmsg_addr;

1147

struct target_cmsghdr *target_cmsg;

1148

socklen_t space = 0;

1149

1150

msg_controllen = tswapal(target_msgh->msg_controllen);

1151

if (msg_controllen < sizeof (struct target_cmsghdr))

1152

goto the_end;

1153

target_cmsg_addr = tswapal(target_msgh->msg_control);

1154

target_cmsg = lock_user(VERIFY_READ0, target_cmsg_addr, msg_controllen, 1);

1155

if (!target_cmsg)

1156

return -TARGET_EFAULT14;

1157

1158

while (cmsg && target_cmsg) {

1159

void *data = CMSG_DATA(cmsg)((cmsg)->__cmsg_data);

1160

void *target_data = TARGET_CMSG_DATA(target_cmsg)((unsigned char *) ((struct target_cmsghdr *) (target_cmsg) +
1));

1161

1162

int len = tswapal(target_cmsg->cmsg_len)

1163

- TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr))(((sizeof (struct target_cmsghdr)) + sizeof (abi_long) - 1) &
(size_t) ~(sizeof (abi_long) - 1));

1164

1165

space += CMSG_SPACE(len)((((len) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t
) - 1)) + (((sizeof (struct cmsghdr)) + sizeof (size_t) - 1) &
(size_t) ~(sizeof (size_t) - 1)));

1166

if (space > msgh->msg_controllen) {

1167

space -= CMSG_SPACE(len)((((len) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t
) - 1)) + (((sizeof (struct cmsghdr)) + sizeof (size_t) - 1) &
(size_t) ~(sizeof (size_t) - 1)));

1168

gemu_log("Host cmsg overflow\n");

1169

break;

1170

}

1171

1172

if (tswap32(target_cmsg->cmsg_level) == TARGET_SOL_SOCKET1) {

1173

cmsg->cmsg_level = SOL_SOCKET1;

1174

} else {

1175

cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level);

1176

}

1177

cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type);

1178

cmsg->cmsg_len = CMSG_LEN(len)((((sizeof (struct cmsghdr)) + sizeof (size_t) - 1) & (size_t
) ~(sizeof (size_t) - 1)) + (len));

1179

1180

if (cmsg->cmsg_level != SOL_SOCKET1 || cmsg->cmsg_type != SCM_RIGHTSSCM_RIGHTS) {

1181

gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);

1182

memcpy(data, target_data, len);

1183

} else {

1184

int *fd = (int *)data;

1185

int *target_fd = (int *)target_data;

1186

int i, numfds = len / sizeof(int);

1187

1188

for (i = 0; i < numfds; i++)

1189

fd[i] = tswap32(target_fd[i]);

1190

}

1191

1192

cmsg = CMSG_NXTHDR(msgh, cmsg)__cmsg_nxthdr (msgh, cmsg);

1193

target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg)__target_cmsg_nxthdr (target_msgh, target_cmsg);

1194

}

1195

unlock_user(target_cmsg, target_cmsg_addr, 0);

1196

the_end:

1197

msgh->msg_controllen = space;

1198

return 0;

1199

}

1200

1201

static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh,

1202

struct msghdr *msgh)

1203

{

1204

struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh)((size_t) (msgh)->msg_controllen >= sizeof (struct cmsghdr
) ? (struct cmsghdr *) (msgh)->msg_control : (struct cmsghdr
*) 0);

1205

abi_long msg_controllen;

1206

abi_ulong target_cmsg_addr;

1207

struct target_cmsghdr *target_cmsg;

1208

socklen_t space = 0;

1209

1210

msg_controllen = tswapal(target_msgh->msg_controllen);

1211

if (msg_controllen < sizeof (struct target_cmsghdr))

1212

goto the_end;

1213

target_cmsg_addr = tswapal(target_msgh->msg_control);

1214

target_cmsg = lock_user(VERIFY_WRITE1, target_cmsg_addr, msg_controllen, 0);

1215

if (!target_cmsg)

1216

return -TARGET_EFAULT14;

1217

1218

while (cmsg && target_cmsg) {

1219

void *data = CMSG_DATA(cmsg)((cmsg)->__cmsg_data);

1220

void *target_data = TARGET_CMSG_DATA(target_cmsg)((unsigned char *) ((struct target_cmsghdr *) (target_cmsg) +
1));

1221

1222

int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr))(((sizeof (struct cmsghdr)) + sizeof (size_t) - 1) & (size_t
) ~(sizeof (size_t) - 1));

1223

1224

space += TARGET_CMSG_SPACE(len)((((len) + sizeof (abi_long) - 1) & (size_t) ~(sizeof (abi_long
) - 1)) + (((sizeof (struct target_cmsghdr)) + sizeof (abi_long
) - 1) & (size_t) ~(sizeof (abi_long) - 1)));

1225

if (space > msg_controllen) {

1226

space -= TARGET_CMSG_SPACE(len)((((len) + sizeof (abi_long) - 1) & (size_t) ~(sizeof (abi_long
) - 1)) + (((sizeof (struct target_cmsghdr)) + sizeof (abi_long
) - 1) & (size_t) ~(sizeof (abi_long) - 1)));

1227

gemu_log("Target cmsg overflow\n");

1228

break;

1229

}

1230

1231

if (cmsg->cmsg_level == SOL_SOCKET1) {

1232

target_cmsg->cmsg_level = tswap32(TARGET_SOL_SOCKET1);

1233

} else {

1234

target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level);

1235

}

1236

target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type);

1237

target_cmsg->cmsg_len = tswapal(TARGET_CMSG_LEN(len)((((sizeof (struct target_cmsghdr)) + sizeof (abi_long) - 1) &
(size_t) ~(sizeof (abi_long) - 1)) + (len)));

1238

1239

if ((cmsg->cmsg_level == SOL_SOCKET1) &&

1240

(cmsg->cmsg_type == SCM_RIGHTSSCM_RIGHTS)) {

1241

int *fd = (int *)data;

1242

int *target_fd = (int *)target_data;

1243

int i, numfds = len / sizeof(int);

1244

1245

for (i = 0; i < numfds; i++)

1246

target_fd[i] = tswap32(fd[i]);

1247

} else if ((cmsg->cmsg_level == SOL_SOCKET1) &&

1248

(cmsg->cmsg_type == SO_TIMESTAMP29) &&

1249

(len == sizeof(struct timeval))) {

1250

/* copy struct timeval to target */

1251

struct timeval *tv = (struct timeval *)data;

1252

struct target_timeval *target_tv =

1253

(struct target_timeval *)target_data;

1254

1255

target_tv->tv_sec = tswapal(tv->tv_sec);

1256

target_tv->tv_usec = tswapal(tv->tv_usec);

1257

} else {

1258

gemu_log("Unsupported ancillary data: %d/%d\n",

1259

cmsg->cmsg_level, cmsg->cmsg_type);

1260

memcpy(target_data, data, len);

1261

}

1262

1263

cmsg = CMSG_NXTHDR(msgh, cmsg)__cmsg_nxthdr (msgh, cmsg);

1264

target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg)__target_cmsg_nxthdr (target_msgh, target_cmsg);

1265

}

1266

unlock_user(target_cmsg, target_cmsg_addr, space);

1267

the_end:

1268

target_msgh->msg_controllen = tswapal(space);

1269

return 0;

1270

}

1271

1272

/* do_setsockopt() Must return target values and target errnos. */

1273

static abi_long do_setsockopt(int sockfd, int level, int optname,

1274

abi_ulong optval_addr, socklen_t optlen)

1275

{

1276

abi_long ret;

1277

int val;

1278

struct ip_mreqn *ip_mreq;

1279

struct ip_mreq_source *ip_mreq_source;

1280

1281

switch(level) {

1282

case SOL_TCP6:

1283

/* TCP options all take an 'int' value. */

1284

if (optlen < sizeof(uint32_t))

1285

return -TARGET_EINVAL22;

1286

1287

if (get_user_u32(val, optval_addr)({ abi_ulong __gaddr = ((optval_addr)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(uint32_t),
1))) { __ret = ((((val))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((val)) = 0; __ret = -14; } __ret; }))

1288

return -TARGET_EFAULT14;

1289

ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));

1290

break;

1291

case SOL_IP0:

1292

switch(optname) {

1293

case IP_TOS1:

1294

case IP_TTL2:

1295

case IP_HDRINCL3:

1296

case IP_ROUTER_ALERT5:

1297

case IP_RECVOPTS6:

1298

case IP_RETOPTS7:

1299

case IP_PKTINFO8:

1300

case IP_MTU_DISCOVER10:

1301

case IP_RECVERR11:

1302

case IP_RECVTOS13:

1303

#ifdef IP_FREEBIND15

1304

case IP_FREEBIND15:

1305

#endif

1306

case IP_MULTICAST_TTL33:

1307

case IP_MULTICAST_LOOP34:

1308

val = 0;

1309

if (optlen >= sizeof(uint32_t)) {

1310

1311

return -TARGET_EFAULT14;

1312

} else if (optlen >= 1) {

1313

if (get_user_u8(val, optval_addr)({ abi_ulong __gaddr = ((optval_addr)); uint8_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(uint8_t), 1
))) { __ret = ((((val))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((val)) = 0; __ret = -14; } __ret; }))

1314

return -TARGET_EFAULT14;

1315

}

1316

ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));

1317

break;

1318

case IP_ADD_MEMBERSHIP35:

1319

case IP_DROP_MEMBERSHIP36:

1320

if (optlen < sizeof (struct target_ip_mreq) ||

1321

optlen > sizeof (struct target_ip_mreqn))

1322

return -TARGET_EINVAL22;

1323

1324

ip_mreq = (struct ip_mreqn *) alloca(optlen)__builtin_alloca (optlen);

1325

target_to_host_ip_mreq(ip_mreq, optval_addr, optlen);

1326

ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq, optlen));

1327

break;

1328

1329

case IP_BLOCK_SOURCE38:

1330

case IP_UNBLOCK_SOURCE37:

1331

case IP_ADD_SOURCE_MEMBERSHIP39:

1332

case IP_DROP_SOURCE_MEMBERSHIP40:

1333

if (optlen != sizeof (struct target_ip_mreq_source))

1334

return -TARGET_EINVAL22;

1335

1336

ip_mreq_source = lock_user(VERIFY_READ0, optval_addr, optlen, 1);

1337

ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq_source, optlen));

1338

unlock_user (ip_mreq_source, optval_addr, 0);

1339

break;

1340

1341

default:

1342

goto unimplemented;

1343

}

1344

break;

1345

case SOL_IPV641:

1346

switch (optname) {

1347

case IPV6_MTU_DISCOVER23:

1348

case IPV6_MTU24:

1349

case IPV6_V6ONLY26:

1350

case IPV6_RECVPKTINFO49:

1351

val = 0;

1352

if (optlen < sizeof(uint32_t)) {

1353

return -TARGET_EINVAL22;

1354

}

1355

1356

return -TARGET_EFAULT14;

1357

}

1358

ret = get_errno(setsockopt(sockfd, level, optname,

1359

&val, sizeof(val)));

1360

break;

1361

default:

1362

goto unimplemented;

1363

}

1364

break;

1365

case SOL_RAW255:

1366

switch (optname) {

1367

case ICMP_FILTER1:

1368

/* struct icmp_filter takes an u32 value */

1369

if (optlen < sizeof(uint32_t)) {

1370

return -TARGET_EINVAL22;

1371

}

1372

1373

1374

return -TARGET_EFAULT14;

1375

}

1376

ret = get_errno(setsockopt(sockfd, level, optname,

1377

&val, sizeof(val)));

1378

break;

1379

1380

default:

1381

goto unimplemented;

1382

}

1383

break;

1384

case TARGET_SOL_SOCKET1:

1385

switch (optname) {

1386

case TARGET_SO_RCVTIMEO20:

1387

{

1388

struct timeval tv;

1389

1390

optname = SO_RCVTIMEO20;

1391

1392

set_timeout:

1393

if (optlen != sizeof(struct target_timeval)) {

1394

return -TARGET_EINVAL22;

1395

}

1396

1397

if (copy_from_user_timeval(&tv, optval_addr)) {

1398

return -TARGET_EFAULT14;

1399

}

1400

1401

ret = get_errno(setsockopt(sockfd, SOL_SOCKET1, optname,

1402

&tv, sizeof(tv)));

1403

return ret;

1404

}

1405

case TARGET_SO_SNDTIMEO21:

1406

optname = SO_SNDTIMEO21;

1407

goto set_timeout;

1408

case TARGET_SO_ATTACH_FILTER26:

1409

{

1410

struct target_sock_fprog *tfprog;

1411

struct target_sock_filter *tfilter;

1412

struct sock_fprog fprog;

1413

struct sock_filter *filter;

1414

int i;

1415

1416

if (optlen != sizeof(*tfprog)) {

1417

return -TARGET_EINVAL22;

1418

}

1419

if (!lock_user_struct(VERIFY_READ, tfprog, optval_addr, 0)(tfprog = lock_user(0, optval_addr, sizeof(*tfprog), 0))) {

1420

return -TARGET_EFAULT14;

1421

}

1422

if (!lock_user_struct(VERIFY_READ, tfilter,(tfilter = lock_user(0, tswapal(tfprog->filter), sizeof(*tfilter
), 0))

1423

tswapal(tfprog->filter), 0)(tfilter = lock_user(0, tswapal(tfprog->filter), sizeof(*tfilter
), 0))) {

1424

unlock_user_struct(tfprog, optval_addr, 1)unlock_user(tfprog, optval_addr, (1) ? sizeof(*tfprog) : 0);

1425

return -TARGET_EFAULT14;

1426

}

1427

1428

fprog.len = tswap16(tfprog->len);

1429

filter = malloc(fprog.len * sizeof(*filter));

1430

if (filter == NULL((void*)0)) {

1431

unlock_user_struct(tfilter, tfprog->filter, 1)unlock_user(tfilter, tfprog->filter, (1) ? sizeof(*tfilter
) : 0);

1432

unlock_user_struct(tfprog, optval_addr, 1)unlock_user(tfprog, optval_addr, (1) ? sizeof(*tfprog) : 0);

1433

return -TARGET_ENOMEM12;

1434

}

1435

for (i = 0; i < fprog.len; i++) {

1436

filter[i].code = tswap16(tfilter[i].code);

1437

filter[i].jt = tfilter[i].jt;

1438

filter[i].jf = tfilter[i].jf;

1439

filter[i].k = tswap32(tfilter[i].k);

1440

}

1441

fprog.filter = filter;

1442

1443

ret = get_errno(setsockopt(sockfd, SOL_SOCKET1,

1444

SO_ATTACH_FILTER26, &fprog, sizeof(fprog)));

1445

free(filter);

1446

1447

unlock_user_struct(tfilter, tfprog->filter, 1)unlock_user(tfilter, tfprog->filter, (1) ? sizeof(*tfilter
) : 0);

1448

unlock_user_struct(tfprog, optval_addr, 1)unlock_user(tfprog, optval_addr, (1) ? sizeof(*tfprog) : 0);

1449

return ret;

1450

}

1451

/* Options with 'int' argument. */

1452

case TARGET_SO_DEBUG1:

1453

optname = SO_DEBUG1;

1454

break;

1455

case TARGET_SO_REUSEADDR2:

1456

optname = SO_REUSEADDR2;

1457

break;

1458

case TARGET_SO_TYPE3:

1459

optname = SO_TYPE3;

1460

break;

1461

case TARGET_SO_ERROR4:

1462

optname = SO_ERROR4;

1463

break;

1464

case TARGET_SO_DONTROUTE5:

1465

optname = SO_DONTROUTE5;

1466

break;

1467

case TARGET_SO_BROADCAST6:

1468

optname = SO_BROADCAST6;

1469

break;

1470

case TARGET_SO_SNDBUF7:

1471

optname = SO_SNDBUF7;

1472

break;

1473

case TARGET_SO_RCVBUF8:

1474

optname = SO_RCVBUF8;

1475

break;

1476

case TARGET_SO_KEEPALIVE9:

1477

optname = SO_KEEPALIVE9;

1478

break;

1479

case TARGET_SO_OOBINLINE10:

1480

optname = SO_OOBINLINE10;

1481

break;

1482

case TARGET_SO_NO_CHECK11:

1483

optname = SO_NO_CHECK11;

1484

break;

1485

case TARGET_SO_PRIORITY12:

1486

optname = SO_PRIORITY12;

1487

break;

1488

#ifdef SO_BSDCOMPAT14

1489

case TARGET_SO_BSDCOMPAT14:

1490

optname = SO_BSDCOMPAT14;

1491

break;

1492

#endif

1493

case TARGET_SO_PASSCRED16:

1494

optname = SO_PASSCRED16;

1495

break;

1496

case TARGET_SO_TIMESTAMP29:

1497

optname = SO_TIMESTAMP29;

1498

break;

1499

case TARGET_SO_RCVLOWAT18:

1500

optname = SO_RCVLOWAT18;

1501

break;

1502

break;

1503

default:

1504

goto unimplemented;

1505

}

1506

if (optlen < sizeof(uint32_t))

1507

return -TARGET_EINVAL22;

1508

1509

1510

return -TARGET_EFAULT14;

1511

ret = get_errno(setsockopt(sockfd, SOL_SOCKET1, optname, &val, sizeof(val)));

1512

break;

1513

default:

1514

unimplemented:

1515

gemu_log("Unsupported setsockopt level=%d optname=%d\n", level, optname);

1516

ret = -TARGET_ENOPROTOOPT92;

1517

}

1518

return ret;

1519

}

1520

1521

/* do_getsockopt() Must return target values and target errnos. */

1522

static abi_long do_getsockopt(int sockfd, int level, int optname,

1523

abi_ulong optval_addr, abi_ulong optlen)

1524

{

1525

abi_long ret;

1526

int len, val;

1527

socklen_t lv;

1528

1529

switch(level) {

1530

case TARGET_SOL_SOCKET1:

1531

level = SOL_SOCKET1;

1532

switch (optname) {

1533

/* These don't just return a single integer */

1534

case TARGET_SO_LINGER13:

1535

case TARGET_SO_RCVTIMEO20:

1536

case TARGET_SO_SNDTIMEO21:

1537

case TARGET_SO_PEERNAME28:

1538

goto unimplemented;

1539

case TARGET_SO_PEERCRED17: {

1540

struct ucred cr;

1541

socklen_t crlen;

1542

struct target_ucred *tcr;

1543

1544

if (get_user_u32(len, optlen)({ abi_ulong __gaddr = ((optlen)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(uint32_t),
1))) { __ret = ((((len))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((len)) = 0; __ret = -14; } __ret; })) {

1545

return -TARGET_EFAULT14;

1546

}

1547

if (len < 0) {

1548

return -TARGET_EINVAL22;

1549

}

1550

1551

crlen = sizeof(cr);

1552

ret = get_errno(getsockopt(sockfd, level, SO_PEERCRED17,

1553

&cr, &crlen));

1554

if (ret < 0) {

1555

return ret;

1556

}

1557

if (len > crlen) {

1558

len = crlen;

1559

}

1560

if (!lock_user_struct(VERIFY_WRITE, tcr, optval_addr, 0)(tcr = lock_user(1, optval_addr, sizeof(*tcr), 0))) {

1561

return -TARGET_EFAULT14;

1562

}

1563

__put_user(cr.pid, &tcr->pid)(__builtin_choose_expr(sizeof(*(&tcr->pid)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(&tcr->pid)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(&tcr->pid)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(&tcr->pid)) == 8, stq_le_p
, abort)))) ((&tcr->pid), (cr.pid)), 0);

1564

__put_user(cr.uid, &tcr->uid)(__builtin_choose_expr(sizeof(*(&tcr->uid)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(&tcr->uid)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(&tcr->uid)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(&tcr->uid)) == 8, stq_le_p
, abort)))) ((&tcr->uid), (cr.uid)), 0);

1565

__put_user(cr.gid, &tcr->gid)(__builtin_choose_expr(sizeof(*(&tcr->gid)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(&tcr->gid)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(&tcr->gid)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(&tcr->gid)) == 8, stq_le_p
, abort)))) ((&tcr->gid), (cr.gid)), 0);

1566

unlock_user_struct(tcr, optval_addr, 1)unlock_user(tcr, optval_addr, (1) ? sizeof(*tcr) : 0);

1567

if (put_user_u32(len, optlen)({ abi_ulong __gaddr = ((optlen)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((len
)))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else
__ret = -14; __ret; })) {

1568

return -TARGET_EFAULT14;

1569

}

1570

break;

1571

}

1572

/* Options with 'int' argument. */

1573

case TARGET_SO_DEBUG1:

1574

optname = SO_DEBUG1;

1575

goto int_case;

1576

case TARGET_SO_REUSEADDR2:

1577

optname = SO_REUSEADDR2;

1578

goto int_case;

1579

case TARGET_SO_TYPE3:

1580

optname = SO_TYPE3;

1581

goto int_case;

1582

case TARGET_SO_ERROR4:

1583

optname = SO_ERROR4;

1584

goto int_case;

1585

case TARGET_SO_DONTROUTE5:

1586

optname = SO_DONTROUTE5;

1587

goto int_case;

1588

case TARGET_SO_BROADCAST6:

1589

optname = SO_BROADCAST6;

1590

goto int_case;

1591

case TARGET_SO_SNDBUF7:

1592

optname = SO_SNDBUF7;

1593

goto int_case;

1594

case TARGET_SO_RCVBUF8:

1595

optname = SO_RCVBUF8;

1596

goto int_case;

1597

case TARGET_SO_KEEPALIVE9:

1598

optname = SO_KEEPALIVE9;

1599

goto int_case;

1600

case TARGET_SO_OOBINLINE10:

1601

optname = SO_OOBINLINE10;

1602

goto int_case;

1603

case TARGET_SO_NO_CHECK11:

1604

optname = SO_NO_CHECK11;

1605

goto int_case;

1606

case TARGET_SO_PRIORITY12:

1607

optname = SO_PRIORITY12;

1608

goto int_case;

1609

#ifdef SO_BSDCOMPAT14

1610

case TARGET_SO_BSDCOMPAT14:

1611

optname = SO_BSDCOMPAT14;

1612

goto int_case;

1613

#endif

1614

case TARGET_SO_PASSCRED16:

1615

optname = SO_PASSCRED16;

1616

goto int_case;

1617

case TARGET_SO_TIMESTAMP29:

1618

optname = SO_TIMESTAMP29;

1619

goto int_case;

1620

case TARGET_SO_RCVLOWAT18:

1621

optname = SO_RCVLOWAT18;

1622

goto int_case;

1623

default:

1624

goto int_case;

1625

}

1626

break;

1627

case SOL_TCP6:

1628

/* TCP options all take an 'int' value. */

1629

int_case:

1630

1631

return -TARGET_EFAULT14;

1632

if (len < 0)

1633

return -TARGET_EINVAL22;

1634

lv = sizeof(lv);

1635

ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));

1636

if (ret < 0)

1637

return ret;

1638

if (len > lv)

1639

len = lv;

1640

if (len == 4) {

1641

if (put_user_u32(val, optval_addr)({ abi_ulong __gaddr = ((optval_addr)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((val
)))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else
__ret = -14; __ret; }))

1642

return -TARGET_EFAULT14;

1643

} else {

1644

if (put_user_u8(val, optval_addr)({ abi_ulong __gaddr = ((optval_addr)); uint8_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint8_t), 0
))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((val)))), 0
); unlock_user(__hptr, __gaddr, sizeof(uint8_t)); } else __ret
= -14; __ret; }))

1645

return -TARGET_EFAULT14;

1646

}

1647

1648

return -TARGET_EFAULT14;

1649

break;

1650

case SOL_IP0:

1651

switch(optname) {

1652

case IP_TOS1:

1653

case IP_TTL2:

1654

case IP_HDRINCL3:

1655

case IP_ROUTER_ALERT5:

1656

case IP_RECVOPTS6:

1657

case IP_RETOPTS7:

1658

case IP_PKTINFO8:

1659

case IP_MTU_DISCOVER10:

1660

case IP_RECVERR11:

1661

case IP_RECVTOS13:

1662

#ifdef IP_FREEBIND15

1663

case IP_FREEBIND15:

1664

#endif

1665

case IP_MULTICAST_TTL33:

1666

case IP_MULTICAST_LOOP34:

1667

1668

return -TARGET_EFAULT14;

1669

if (len < 0)

1670

return -TARGET_EINVAL22;

1671

lv = sizeof(lv);

1672

ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));

1673

if (ret < 0)

1674

return ret;

1675

if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) {

1676

len = 1;

1677

1678

|| put_user_u8(val, optval_addr)({ abi_ulong __gaddr = ((optval_addr)); uint8_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint8_t), 0
))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((val)))), 0
); unlock_user(__hptr, __gaddr, sizeof(uint8_t)); } else __ret
= -14; __ret; }))

1679

return -TARGET_EFAULT14;

1680

} else {

1681

if (len > sizeof(int))

1682

len = sizeof(int);

1683

1684

|| put_user_u32(val, optval_addr)({ abi_ulong __gaddr = ((optval_addr)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((val
)))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else
__ret = -14; __ret; }))

1685

return -TARGET_EFAULT14;

1686

}

1687

break;

1688

default:

1689

ret = -TARGET_ENOPROTOOPT92;

1690

break;

1691

}

1692

break;

1693

default:

1694

unimplemented:

1695

gemu_log("getsockopt level=%d optname=%d not yet supported\n",

1696

level, optname);

1697

ret = -TARGET_EOPNOTSUPP95;

1698

break;

1699

}

1700

return ret;

1701

}

1702

1703

static struct iovec *lock_iovec(int type, abi_ulong target_addr,

1704

int count, int copy)

1705

{

1706

struct target_iovec *target_vec;

1707

struct iovec *vec;

1708

abi_ulong total_len, max_len;

1709

int i;

1710

1711

if (count == 0) {

1712

errno(*__errno_location ()) = 0;

1713

return NULL((void*)0);

1714

}

1715

if (count < 0 || count > IOV_MAX1024) {

1716

errno(*__errno_location ()) = EINVAL22;

1717

return NULL((void*)0);

1718

}

1719

1720

vec = calloc(count, sizeof(struct iovec));

1721

if (vec == NULL((void*)0)) {

1722

errno(*__errno_location ()) = ENOMEM12;

1723

return NULL((void*)0);

1724

}

1725

1726

target_vec = lock_user(VERIFY_READ0, target_addr,

1727

count * sizeof(struct target_iovec), 1);

1728

if (target_vec == NULL((void*)0)) {

1729

errno(*__errno_location ()) = EFAULT14;

1730

goto fail2;

1731

}

1732

1733

/* ??? If host page size > target page size, this will result in a

1734

value larger than what we can actually support. */

1735

max_len = 0x7fffffff & TARGET_PAGE_MASK~((1 << 12) - 1);

1736

total_len = 0;

1737

1738

for (i = 0; i < count; i++) {

1739

abi_ulong base = tswapal(target_vec[i].iov_base);

1740

abi_long len = tswapal(target_vec[i].iov_len);

1741

1742

if (len < 0) {

1743

errno(*__errno_location ()) = EINVAL22;

1744

goto fail;

1745

} else if (len == 0) {

1746

/* Zero length pointer is ignored. */

1747

vec[i].iov_base = 0;

1748

} else {

1749

vec[i].iov_base = lock_user(type, base, len, copy);

1750

if (!vec[i].iov_base) {

1751

errno(*__errno_location ()) = EFAULT14;

1752

goto fail;

1753

}

1754

if (len > max_len - total_len) {

1755

len = max_len - total_len;

1756

}

1757

}

1758

vec[i].iov_len = len;

1759

total_len += len;

1760

}

1761

1762

unlock_user(target_vec, target_addr, 0);

1763

return vec;

1764

1765

fail:

1766

free(vec);

1767

fail2:

1768

unlock_user(target_vec, target_addr, 0);

1769

return NULL((void*)0);

1770

}

1771

1772

static void unlock_iovec(struct iovec *vec, abi_ulong target_addr,

1773

int count, int copy)

1774

{

1775

struct target_iovec *target_vec;

1776

int i;

1777

1778

target_vec = lock_user(VERIFY_READ0, target_addr,

1779

count * sizeof(struct target_iovec), 1);

1780

if (target_vec) {

1781

for (i = 0; i < count; i++) {

1782

abi_ulong base = tswapal(target_vec[i].iov_base);

1783

abi_long len = tswapal(target_vec[i].iov_base);

1784

if (len < 0) {

1785

break;

1786

}

1787

unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0);

1788

}

1789

unlock_user(target_vec, target_addr, 0);

1790

}

1791

1792

free(vec);

1793

}

1794

1795

static inline int target_to_host_sock_type(int *type)

1796

{

1797

int host_type = 0;

1798

int target_type = *type;

1799

1800

switch (target_type & TARGET_SOCK_TYPE_MASK0xf) {

1801

case TARGET_SOCK_DGRAM:

1802

host_type = SOCK_DGRAMSOCK_DGRAM;

1803

break;

1804

case TARGET_SOCK_STREAM:

1805

host_type = SOCK_STREAMSOCK_STREAM;

1806

break;

1807

default:

1808

host_type = target_type & TARGET_SOCK_TYPE_MASK0xf;

1809

break;

1810

}

1811

if (target_type & TARGET_SOCK_CLOEXEC) {

1812

#if defined(SOCK_CLOEXECSOCK_CLOEXEC)

1813

host_type |= SOCK_CLOEXECSOCK_CLOEXEC;

1814

#else

1815

return -TARGET_EINVAL22;

1816

#endif

1817

}

1818

if (target_type & TARGET_SOCK_NONBLOCK) {

1819

#if defined(SOCK_NONBLOCKSOCK_NONBLOCK)

1820

host_type |= SOCK_NONBLOCKSOCK_NONBLOCK;

1821

#elif !defined(O_NONBLOCK04000)

1822

return -TARGET_EINVAL22;

1823

#endif

1824

}

1825

*type = host_type;

1826

return 0;

1827

}

1828

1829

/* Try to emulate socket type flags after socket creation. */

1830

static int sock_flags_fixup(int fd, int target_type)

1831

{

1832

#if !defined(SOCK_NONBLOCKSOCK_NONBLOCK) && defined(O_NONBLOCK04000)

1833

if (target_type & TARGET_SOCK_NONBLOCK) {

1834

int flags = fcntl(fd, F_GETFL3);

1835

if (fcntl(fd, F_SETFL4, O_NONBLOCK04000 | flags) == -1) {

1836

close(fd);

1837

return -TARGET_EINVAL22;

1838

}

1839

}

1840

#endif

1841

return fd;

1842

}

1843

1844

/* do_socket() Must return target values and target errnos. */

1845

static abi_long do_socket(int domain, int type, int protocol)

1846

{

1847

int target_type = type;

1848

int ret;

1849

1850

ret = target_to_host_sock_type(&type);

1851

if (ret) {

1852

return ret;

1853

}

1854

1855

if (domain == PF_NETLINK16)

1856

return -EAFNOSUPPORT97; /* do not NETLINK socket connections possible */

1857

ret = get_errno(socket(domain, type, protocol));

1858

if (ret >= 0) {

1859

ret = sock_flags_fixup(ret, target_type);

1860

}

1861

return ret;

1862

}

1863

1864

/* do_bind() Must return target values and target errnos. */

1865

static abi_long do_bind(int sockfd, abi_ulong target_addr,

1866

socklen_t addrlen)

1867

{

1868

void *addr;

1869

abi_long ret;

1870

1871

if ((int)addrlen < 0) {

1872

return -TARGET_EINVAL22;

1873

}

1874

1875

addr = alloca(addrlen+1)__builtin_alloca (addrlen+1);

1876

1877

ret = target_to_host_sockaddr(addr, target_addr, addrlen);

1878

if (ret)

1879

return ret;

1880

1881

return get_errno(bind(sockfd, addr, addrlen));

1882

}

1883

1884

/* do_connect() Must return target values and target errnos. */

1885

static abi_long do_connect(int sockfd, abi_ulong target_addr,

1886

socklen_t addrlen)

1887

{

1888

void *addr;

1889

abi_long ret;

1890

1891

if ((int)addrlen < 0) {

1892

return -TARGET_EINVAL22;

1893

}

1894

1895

addr = alloca(addrlen)__builtin_alloca (addrlen);

1896

1897

ret = target_to_host_sockaddr(addr, target_addr, addrlen);

1898

if (ret)

1899

return ret;

1900

1901

return get_errno(connect(sockfd, addr, addrlen));

1902

}

1903

1904

/* do_sendrecvmsg() Must return target values and target errnos. */

1905

static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg,

1906

int flags, int send)

1907

{

1908

abi_long ret, len;

1909

struct target_msghdr *msgp;

1910

struct msghdr msg;

1911

int count;

1912

struct iovec *vec;

1913

abi_ulong target_vec;

1914

1915

/* FIXME */

1916

if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE,(msgp = lock_user(send ? 0 : 1, target_msg, sizeof(*msgp), send
? 1 : 0))

1917

msgp,(msgp = lock_user(send ? 0 : 1, target_msg, sizeof(*msgp), send
? 1 : 0))

1918

target_msg,(msgp = lock_user(send ? 0 : 1, target_msg, sizeof(*msgp), send
? 1 : 0))

1919

send ? 1 : 0)(msgp = lock_user(send ? 0 : 1, target_msg, sizeof(*msgp), send
? 1 : 0)))

1920

return -TARGET_EFAULT14;

1921

if (msgp->msg_name) {

1922

msg.msg_namelen = tswap32(msgp->msg_namelen);

1923

msg.msg_name = alloca(msg.msg_namelen)__builtin_alloca (msg.msg_namelen);

1924

ret = target_to_host_sockaddr(msg.msg_name, tswapal(msgp->msg_name),

1925

msg.msg_namelen);

1926

if (ret) {

1927

goto out2;

1928

}

1929

} else {

1930

msg.msg_name = NULL((void*)0);

1931

msg.msg_namelen = 0;

1932

}

1933

msg.msg_controllen = 2 * tswapal(msgp->msg_controllen);

1934

msg.msg_control = alloca(msg.msg_controllen)__builtin_alloca (msg.msg_controllen);

1935

msg.msg_flags = tswap32(msgp->msg_flags);

1936

1937

count = tswapal(msgp->msg_iovlen);

1938

target_vec = tswapal(msgp->msg_iov);

1939

vec = lock_iovec(send ? VERIFY_READ0 : VERIFY_WRITE1,

1940

target_vec, count, send);

1941

if (vec == NULL((void*)0)) {

1942

ret = -host_to_target_errno(errno(*__errno_location ()));

1943

goto out2;

1944

}

1945

msg.msg_iovlen = count;

1946

msg.msg_iov = vec;

1947

1948

if (send) {

1949

ret = target_to_host_cmsg(&msg, msgp);

1950

if (ret == 0)

1951

ret = get_errno(sendmsg(fd, &msg, flags));

1952

} else {

1953

ret = get_errno(recvmsg(fd, &msg, flags));

1954

if (!is_error(ret)) {

1955

len = ret;

1956

ret = host_to_target_cmsg(msgp, &msg);

1957

if (!is_error(ret)) {

1958

msgp->msg_namelen = tswap32(msg.msg_namelen);

1959

if (msg.msg_name != NULL((void*)0)) {

1960

ret = host_to_target_sockaddr(tswapal(msgp->msg_name),

1961

msg.msg_name, msg.msg_namelen);

1962

if (ret) {

1963

goto out;

1964

}

1965

}

1966

1967

ret = len;

1968

}

1969

}

1970

}

1971

1972

out:

1973

unlock_iovec(vec, target_vec, count, !send);

1974

out2:

1975

unlock_user_struct(msgp, target_msg, send ? 0 : 1)unlock_user(msgp, target_msg, (send ? 0 : 1) ? sizeof(*msgp) :
0);

1976

return ret;

1977

}

1978

1979

/* If we don't have a system accept4() then just call accept.

1980

* The callsites to do_accept4() will ensure that they don't

1981

* pass a non-zero flags argument in this config.

1982

1983

#ifndef CONFIG_ACCEPT41

1984

static inline int accept4(int sockfd, struct sockaddr *addr,

1985

socklen_t *addrlen, int flags)

1986

{

1987

assert(flags == 0)((flags == 0) ? (void) (0) : __assert_fail ("flags == 0", "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 1987, __PRETTY_FUNCTION__));

1988

return accept(sockfd, addr, addrlen);

1989

}

1990

#endif

1991

1992

/* do_accept4() Must return target values and target errnos. */

1993

static abi_long do_accept4(int fd, abi_ulong target_addr,

1994

abi_ulong target_addrlen_addr, int flags)

1995

{

1996

socklen_t addrlen;

1997

void *addr;

1998

abi_long ret;

1999

2000

if (target_addr == 0) {

2001

return get_errno(accept4(fd, NULL((void*)0), NULL((void*)0), flags));

2002

}

2003

2004

/* linux returns EINVAL if addrlen pointer is invalid */

2005

if (get_user_u32(addrlen, target_addrlen_addr)({ abi_ulong __gaddr = ((target_addrlen_addr)); uint32_t *__hptr
; abi_long __ret; if ((__hptr = lock_user(0, __gaddr, sizeof(
uint32_t), 1))) { __ret = ((((addrlen))) = (typeof(*__hptr))(
__builtin_choose_expr(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr
, __gaddr, 0); } else { ((addrlen)) = 0; __ret = -14; } __ret
; }))

2006

return -TARGET_EINVAL22;

2007

2008

if ((int)addrlen < 0) {

2009

return -TARGET_EINVAL22;

2010

}

2011

2012

if (!access_ok(VERIFY_WRITE1, target_addr, addrlen))

2013

return -TARGET_EINVAL22;

2014

2015

addr = alloca(addrlen)__builtin_alloca (addrlen);

2016

2017

ret = get_errno(accept4(fd, addr, &addrlen, flags));

2018

if (!is_error(ret)) {

2019

host_to_target_sockaddr(target_addr, addr, addrlen);

2020

if (put_user_u32(addrlen, target_addrlen_addr)({ abi_ulong __gaddr = ((target_addrlen_addr)); uint32_t *__hptr
; abi_long __ret; if ((__hptr = lock_user(1, __gaddr, sizeof(
uint32_t), 0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2,
stw_le_p, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 8, stq_le_p, abort
)))) ((__hptr), (((addrlen)))), 0); unlock_user(__hptr, __gaddr
, sizeof(uint32_t)); } else __ret = -14; __ret; }))

2021

ret = -TARGET_EFAULT14;

2022

}

2023

return ret;

2024

}

2025

2026

/* do_getpeername() Must return target values and target errnos. */

2027

static abi_long do_getpeername(int fd, abi_ulong target_addr,

2028

abi_ulong target_addrlen_addr)

2029

{

2030

socklen_t addrlen;

2031

void *addr;

2032

abi_long ret;

2033

2034

2035

return -TARGET_EFAULT14;

2036

2037

if ((int)addrlen < 0) {

2038

return -TARGET_EINVAL22;

2039

}

2040

2041

if (!access_ok(VERIFY_WRITE1, target_addr, addrlen))

2042

return -TARGET_EFAULT14;

2043

2044

addr = alloca(addrlen)__builtin_alloca (addrlen);

2045

2046

ret = get_errno(getpeername(fd, addr, &addrlen));

2047

if (!is_error(ret)) {

2048

host_to_target_sockaddr(target_addr, addr, addrlen);

2049

2050

ret = -TARGET_EFAULT14;

2051

}

2052

return ret;

2053

}

2054

2055

/* do_getsockname() Must return target values and target errnos. */

2056

static abi_long do_getsockname(int fd, abi_ulong target_addr,

2057

abi_ulong target_addrlen_addr)

2058

{

2059

socklen_t addrlen;

2060

void *addr;

2061

abi_long ret;

2062

2063

2064

return -TARGET_EFAULT14;

2065

2066

if ((int)addrlen < 0) {

2067

return -TARGET_EINVAL22;

2068

}

2069

2070

if (!access_ok(VERIFY_WRITE1, target_addr, addrlen))

2071

return -TARGET_EFAULT14;

2072

2073

addr = alloca(addrlen)__builtin_alloca (addrlen);

2074

2075

ret = get_errno(getsockname(fd, addr, &addrlen));

2076

if (!is_error(ret)) {

2077

host_to_target_sockaddr(target_addr, addr, addrlen);

2078

2079

ret = -TARGET_EFAULT14;

2080

}

2081

return ret;

2082

}

2083

2084

/* do_socketpair() Must return target values and target errnos. */

2085

static abi_long do_socketpair(int domain, int type, int protocol,

2086

abi_ulong target_tab_addr)

2087

{

2088

int tab[2];

2089

abi_long ret;

2090

2091

target_to_host_sock_type(&type);

2092

2093

ret = get_errno(socketpair(domain, type, protocol, tab));

2094

if (!is_error(ret)) {

2095

if (put_user_s32(tab[0], target_tab_addr)({ abi_ulong __gaddr = ((target_tab_addr)); int32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(int32_t), 0
))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((tab[0])))
), 0); unlock_user(__hptr, __gaddr, sizeof(int32_t)); } else __ret
= -14; __ret; })

2096

|| put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))({ abi_ulong __gaddr = ((target_tab_addr + sizeof(tab[0]))); int32_t
*__hptr; abi_long __ret; if ((__hptr = lock_user(1, __gaddr,
sizeof(int32_t), 0))) { __ret = (__builtin_choose_expr(sizeof
(*(__hptr)) == 1, stb_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
4, stl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) == 8, stq_le_p
, abort)))) ((__hptr), (((tab[1])))), 0); unlock_user(__hptr,
__gaddr, sizeof(int32_t)); } else __ret = -14; __ret; }))

2097

ret = -TARGET_EFAULT14;

2098

}

2099

return ret;

2100

}

2101

2102

/* do_sendto() Must return target values and target errnos. */

2103

static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags,

2104

abi_ulong target_addr, socklen_t addrlen)

2105

{

2106

void *addr;

2107

void *host_msg;

2108

abi_long ret;

2109

2110

if ((int)addrlen < 0) {

2111

return -TARGET_EINVAL22;

2112

}

2113

2114

host_msg = lock_user(VERIFY_READ0, msg, len, 1);

2115

if (!host_msg)

2116

return -TARGET_EFAULT14;

2117

if (target_addr) {

2118

addr = alloca(addrlen)__builtin_alloca (addrlen);

2119

ret = target_to_host_sockaddr(addr, target_addr, addrlen);

2120

if (ret) {

2121

unlock_user(host_msg, msg, 0);

2122

return ret;

2123

}

2124

ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen));

2125

} else {

2126

ret = get_errno(send(fd, host_msg, len, flags));

2127

}

2128

unlock_user(host_msg, msg, 0);

2129

return ret;

2130

}

2131

2132

/* do_recvfrom() Must return target values and target errnos. */

2133

static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags,

2134

abi_ulong target_addr,

2135

abi_ulong target_addrlen)

2136

{

2137

socklen_t addrlen;

2138

void *addr;

2139

void *host_msg;

2140

abi_long ret;

2141

2142

host_msg = lock_user(VERIFY_WRITE1, msg, len, 0);

2143

if (!host_msg)

2144

return -TARGET_EFAULT14;

2145

if (target_addr) {

2146

if (get_user_u32(addrlen, target_addrlen)({ abi_ulong __gaddr = ((target_addrlen)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(uint32_t),
1))) { __ret = ((((addrlen))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((addrlen)) = 0; __ret = -14; } __ret; })) {

2147

ret = -TARGET_EFAULT14;

2148

goto fail;

2149

}

2150

if ((int)addrlen < 0) {

2151

ret = -TARGET_EINVAL22;

2152

goto fail;

2153

}

2154

addr = alloca(addrlen)__builtin_alloca (addrlen);

2155

ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen));

2156

} else {

2157

addr = NULL((void*)0); /* To keep compiler quiet. */

2158

ret = get_errno(qemu_recv(fd, host_msg, len, flags)recv(fd, host_msg, len, flags));

2159

}

2160

if (!is_error(ret)) {

2161

if (target_addr) {

2162

host_to_target_sockaddr(target_addr, addr, addrlen);

2163

if (put_user_u32(addrlen, target_addrlen)({ abi_ulong __gaddr = ((target_addrlen)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((addrlen
)))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else
__ret = -14; __ret; })) {

2164

ret = -TARGET_EFAULT14;

2165

goto fail;

2166

}

2167

}

2168

unlock_user(host_msg, msg, len);

2169

} else {

2170

fail:

2171

unlock_user(host_msg, msg, 0);

2172

}

2173

return ret;

2174

}

2175

2176

#ifdef TARGET_NR_socketcall

2177

/* do_socketcall() Must return target values and target errnos. */

2178

static abi_long do_socketcall(int num, abi_ulong vptr)

2179

{

2180

abi_long ret;

2181

const int n = sizeof(abi_ulong);

2182

2183

switch(num) {

2184

case SOCKOP_socket1:

2185

{

2186

abi_ulong domain, type, protocol;

2187

2188

if (get_user_ual(domain, vptr)({ abi_ulong __gaddr = ((vptr)); abi_ulong *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong), 1)))
{ __ret = ((((domain))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((domain)) = 0; __ret = -14; } __ret; })

2189

|| get_user_ual(type, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((type))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((type)) = 0; __ret = -14; } __ret; })

2190

|| get_user_ual(protocol, vptr + 2 * n)({ abi_ulong __gaddr = ((vptr + 2 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((protocol))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((protocol)) = 0; __ret = -14; } __ret; }))

2191

return -TARGET_EFAULT14;

2192

2193

ret = do_socket(domain, type, protocol);

2194

}

2195

break;

2196

case SOCKOP_bind2:

2197

{

2198

abi_ulong sockfd;

2199

abi_ulong target_addr;

2200

socklen_t addrlen;

2201

2202

if (get_user_ual(sockfd, vptr)({ abi_ulong __gaddr = ((vptr)); abi_ulong *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong), 1)))
{ __ret = ((((sockfd))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((sockfd)) = 0; __ret = -14; } __ret; })

2203

|| get_user_ual(target_addr, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((target_addr))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((target_addr)) = 0; __ret = -14; } __ret; })

2204

|| get_user_ual(addrlen, vptr + 2 * n)({ abi_ulong __gaddr = ((vptr + 2 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((addrlen))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((addrlen)) = 0; __ret = -14; } __ret; }))

2205

return -TARGET_EFAULT14;

2206

2207

ret = do_bind(sockfd, target_addr, addrlen);

2208

}

2209

break;

2210

case SOCKOP_connect3:

2211

{

2212

abi_ulong sockfd;

2213

abi_ulong target_addr;

2214

socklen_t addrlen;

2215

2216

2217

2218

2219

return -TARGET_EFAULT14;

2220

2221

ret = do_connect(sockfd, target_addr, addrlen);

2222

}

2223

break;

2224

case SOCKOP_listen4:

2225

{

2226

abi_ulong sockfd, backlog;

2227

2228

2229

|| get_user_ual(backlog, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((backlog))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((backlog)) = 0; __ret = -14; } __ret; }))

2230

return -TARGET_EFAULT14;

2231

2232

ret = get_errno(listen(sockfd, backlog));

2233

}

2234

break;

2235

case SOCKOP_accept5:

2236

{

2237

abi_ulong sockfd;

2238

abi_ulong target_addr, target_addrlen;

2239

2240

2241

2242

|| get_user_ual(target_addrlen, vptr + 2 * n)({ abi_ulong __gaddr = ((vptr + 2 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((target_addrlen))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((target_addrlen)) = 0; __ret = -14; } __ret; }
))

2243

return -TARGET_EFAULT14;

2244

2245

ret = do_accept4(sockfd, target_addr, target_addrlen, 0);

2246

}

2247

break;

2248

case SOCKOP_accept418:

2249

{

2250

abi_ulong sockfd;

2251

abi_ulong target_addr, target_addrlen;

2252

abi_ulong flags;

2253

2254

2255

2256

2257

|| get_user_ual(flags, vptr + 3 * n)({ abi_ulong __gaddr = ((vptr + 3 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((flags))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((flags)) = 0; __ret = -14; } __ret; })) {

2258

return -TARGET_EFAULT14;

2259

}

2260

2261

ret = do_accept4(sockfd, target_addr, target_addrlen, flags);

2262

}

2263

break;

2264

case SOCKOP_getsockname6:

2265

{

2266

abi_ulong sockfd;

2267

abi_ulong target_addr, target_addrlen;

2268

2269

2270

2271

2272

return -TARGET_EFAULT14;

2273

2274

ret = do_getsockname(sockfd, target_addr, target_addrlen);

2275

}

2276

break;

2277

case SOCKOP_getpeername7:

2278

{

2279

abi_ulong sockfd;

2280

abi_ulong target_addr, target_addrlen;

2281

2282

2283

2284

2285

return -TARGET_EFAULT14;

2286

2287

ret = do_getpeername(sockfd, target_addr, target_addrlen);

2288

}

2289

break;

2290

case SOCKOP_socketpair8:

2291

{

2292

abi_ulong domain, type, protocol;

2293

abi_ulong tab;

2294

2295

2296

2297

2298

|| get_user_ual(tab, vptr + 3 * n)({ abi_ulong __gaddr = ((vptr + 3 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((tab))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((tab)) = 0; __ret = -14; } __ret; }))

2299

return -TARGET_EFAULT14;

2300

2301

ret = do_socketpair(domain, type, protocol, tab);

2302

}

2303

break;

2304

case SOCKOP_send9:

2305

{

2306

abi_ulong sockfd;

2307

abi_ulong msg;

2308

size_t len;

2309

abi_ulong flags;

2310

2311

2312

|| get_user_ual(msg, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((msg))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((msg)) = 0; __ret = -14; } __ret; })

2313

|| get_user_ual(len, vptr + 2 * n)({ abi_ulong __gaddr = ((vptr + 2 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((len))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((len)) = 0; __ret = -14; } __ret; })

2314

2315

return -TARGET_EFAULT14;

2316

2317

ret = do_sendto(sockfd, msg, len, flags, 0, 0);

2318

}

2319

break;

2320

case SOCKOP_recv10:

2321

{

2322

abi_ulong sockfd;

2323

abi_ulong msg;

2324

size_t len;

2325

abi_ulong flags;

2326

2327

2328

2329

2330

2331

return -TARGET_EFAULT14;

2332

2333

ret = do_recvfrom(sockfd, msg, len, flags, 0, 0);

2334

}

2335

break;

2336

case SOCKOP_sendto11:

2337

{

2338

abi_ulong sockfd;

2339

abi_ulong msg;

2340

size_t len;

2341

abi_ulong flags;

2342

abi_ulong addr;

2343

socklen_t addrlen;

2344

2345

2346

2347

2348

2349

|| get_user_ual(addr, vptr + 4 * n)({ abi_ulong __gaddr = ((vptr + 4 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((addr))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((addr)) = 0; __ret = -14; } __ret; })

2350

|| get_user_ual(addrlen, vptr + 5 * n)({ abi_ulong __gaddr = ((vptr + 5 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((addrlen))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((addrlen)) = 0; __ret = -14; } __ret; }))

2351

return -TARGET_EFAULT14;

2352

2353

ret = do_sendto(sockfd, msg, len, flags, addr, addrlen);

2354

}

2355

break;

2356

case SOCKOP_recvfrom12:

2357

{

2358

abi_ulong sockfd;

2359

abi_ulong msg;

2360

size_t len;

2361

abi_ulong flags;

2362

abi_ulong addr;

2363

socklen_t addrlen;

2364

2365

2366

2367

2368

2369

2370

2371

return -TARGET_EFAULT14;

2372

2373

ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen);

2374

}

2375

break;

2376

case SOCKOP_shutdown13:

2377

{

2378

abi_ulong sockfd, how;

2379

2380

2381

|| get_user_ual(how, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((how))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((how)) = 0; __ret = -14; } __ret; }))

2382

return -TARGET_EFAULT14;

2383

2384

ret = get_errno(shutdown(sockfd, how));

2385

}

2386

break;

2387

case SOCKOP_sendmsg16:

2388

case SOCKOP_recvmsg17:

2389

{

2390

abi_ulong fd;

2391

abi_ulong target_msg;

2392

abi_ulong flags;

2393

2394

if (get_user_ual(fd, vptr)({ abi_ulong __gaddr = ((vptr)); abi_ulong *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong), 1)))
{ __ret = ((((fd))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((fd)) = 0; __ret = -14; } __ret; })

2395

|| get_user_ual(target_msg, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((target_msg))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((target_msg)) = 0; __ret = -14; } __ret; })

2396

|| get_user_ual(flags, vptr + 2 * n)({ abi_ulong __gaddr = ((vptr + 2 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((flags))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((flags)) = 0; __ret = -14; } __ret; }))

2397

return -TARGET_EFAULT14;

2398

2399

ret = do_sendrecvmsg(fd, target_msg, flags,

2400

(num == SOCKOP_sendmsg16));

2401

}

2402

break;

2403

case SOCKOP_setsockopt14:

2404

{

2405

abi_ulong sockfd;

2406

abi_ulong level;

2407

abi_ulong optname;

2408

abi_ulong optval;

2409

socklen_t optlen;

2410

2411

2412

|| get_user_ual(level, vptr + n)({ abi_ulong __gaddr = ((vptr + n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((level))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((level)) = 0; __ret = -14; } __ret; })

2413

|| get_user_ual(optname, vptr + 2 * n)({ abi_ulong __gaddr = ((vptr + 2 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((optname))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((optname)) = 0; __ret = -14; } __ret; })

2414

|| get_user_ual(optval, vptr + 3 * n)({ abi_ulong __gaddr = ((vptr + 3 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((optval))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((optval)) = 0; __ret = -14; } __ret; })

2415

|| get_user_ual(optlen, vptr + 4 * n)({ abi_ulong __gaddr = ((vptr + 4 * n)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong)
, 1))) { __ret = ((((optlen))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((optlen)) = 0; __ret = -14; } __ret; }))

2416

return -TARGET_EFAULT14;

2417

2418

ret = do_setsockopt(sockfd, level, optname, optval, optlen);

2419

}

2420

break;

2421

case SOCKOP_getsockopt15:

2422

{

2423

abi_ulong sockfd;

2424

abi_ulong level;

2425

abi_ulong optname;

2426

abi_ulong optval;

2427

socklen_t optlen;

2428

2429

2430

2431

2432

2433

2434

return -TARGET_EFAULT14;

2435

2436

ret = do_getsockopt(sockfd, level, optname, optval, optlen);

2437

}

2438

break;

2439

default:

2440

gemu_log("Unsupported socketcall: %d\n", num);

2441

ret = -TARGET_ENOSYS38;

2442

break;

2443

}

2444

return ret;

2445

}

2446

#endif

2447

2448

#define N_SHM_REGIONS32 32

2449

2450

static struct shm_region {

2451

abi_ulong start;

2452

abi_ulong size;

2453

} shm_regions[N_SHM_REGIONS32];

2454

2455

struct target_semid_ds

2456

{

2457

struct target_ipc_perm sem_perm;

2458

abi_ulong sem_otime;

2459

abi_ulong __unused1;

2460

abi_ulong sem_ctime;

2461

abi_ulong __unused2;

2462

abi_ulong sem_nsems;

2463

abi_ulong __unused3;

2464

abi_ulong __unused4;

2465

};

2466

2467

static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip,

2468

abi_ulong target_addr)

2469

{

2470

struct target_ipc_perm *target_ip;

2471

struct target_semid_ds *target_sd;

2472

2473

if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)(target_sd = lock_user(0, target_addr, sizeof(*target_sd), 1)
))

2474

return -TARGET_EFAULT14;

2475

target_ip = &(target_sd->sem_perm);

2476

host_ip->__key = tswap32(target_ip->__key);

2477

host_ip->uid = tswap32(target_ip->uid);

2478

host_ip->gid = tswap32(target_ip->gid);

2479

host_ip->cuid = tswap32(target_ip->cuid);

2480

host_ip->cgid = tswap32(target_ip->cgid);

2481

#if defined(TARGET_ALPHA) || defined(TARGET_MIPS) || defined(TARGET_PPC)

2482

host_ip->mode = tswap32(target_ip->mode);

2483

#else

2484

host_ip->mode = tswap16(target_ip->mode);

2485

#endif

2486

#if defined(TARGET_PPC)

2487

host_ip->__seq = tswap32(target_ip->__seq);

2488

#else

2489

host_ip->__seq = tswap16(target_ip->__seq);

2490

#endif

2491

unlock_user_struct(target_sd, target_addr, 0)unlock_user(target_sd, target_addr, (0) ? sizeof(*target_sd) :
0);

2492

return 0;

2493

}

2494

2495

static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr,

2496

struct ipc_perm *host_ip)

2497

{

2498

struct target_ipc_perm *target_ip;

2499

struct target_semid_ds *target_sd;

2500

2501

if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)(target_sd = lock_user(1, target_addr, sizeof(*target_sd), 0)
))

2502

return -TARGET_EFAULT14;

2503

target_ip = &(target_sd->sem_perm);

2504

target_ip->__key = tswap32(host_ip->__key);

2505

target_ip->uid = tswap32(host_ip->uid);

2506

target_ip->gid = tswap32(host_ip->gid);

2507

target_ip->cuid = tswap32(host_ip->cuid);

2508

target_ip->cgid = tswap32(host_ip->cgid);

2509

#if defined(TARGET_ALPHA) || defined(TARGET_MIPS) || defined(TARGET_PPC)

2510

target_ip->mode = tswap32(host_ip->mode);

2511

#else

2512

target_ip->mode = tswap16(host_ip->mode);

2513

#endif

2514

#if defined(TARGET_PPC)

2515

target_ip->__seq = tswap32(host_ip->__seq);

2516

#else

2517

target_ip->__seq = tswap16(host_ip->__seq);

2518

#endif

2519

unlock_user_struct(target_sd, target_addr, 1)unlock_user(target_sd, target_addr, (1) ? sizeof(*target_sd) :
0);

2520

return 0;

2521

}

2522

2523

static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd,

2524

abi_ulong target_addr)

2525

{

2526

struct target_semid_ds *target_sd;

2527

2528

if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)(target_sd = lock_user(0, target_addr, sizeof(*target_sd), 1)
))

2529

return -TARGET_EFAULT14;

2530

if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr))

2531

return -TARGET_EFAULT14;

2532

host_sd->sem_nsems = tswapal(target_sd->sem_nsems);

2533

host_sd->sem_otime = tswapal(target_sd->sem_otime);

2534

host_sd->sem_ctime = tswapal(target_sd->sem_ctime);

2535

unlock_user_struct(target_sd, target_addr, 0)unlock_user(target_sd, target_addr, (0) ? sizeof(*target_sd) :
0);

2536

return 0;

2537

}

2538

2539

static inline abi_long host_to_target_semid_ds(abi_ulong target_addr,

2540

struct semid_ds *host_sd)

2541

{

2542

struct target_semid_ds *target_sd;

2543

2544

if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)(target_sd = lock_user(1, target_addr, sizeof(*target_sd), 0)
))

2545

return -TARGET_EFAULT14;

2546

if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm)))

2547

return -TARGET_EFAULT14;

2548

target_sd->sem_nsems = tswapal(host_sd->sem_nsems);

2549

target_sd->sem_otime = tswapal(host_sd->sem_otime);

2550

target_sd->sem_ctime = tswapal(host_sd->sem_ctime);

2551

unlock_user_struct(target_sd, target_addr, 1)unlock_user(target_sd, target_addr, (1) ? sizeof(*target_sd) :
0);

2552

return 0;

2553

}

2554

2555

struct target_seminfo {

2556

int semmap;

2557

int semmni;

2558

int semmns;

2559

int semmnu;

2560

int semmsl;

2561

int semopm;

2562

int semume;

2563

int semusz;

2564

int semvmx;

2565

int semaem;

2566

};

2567

2568

static inline abi_long host_to_target_seminfo(abi_ulong target_addr,

2569

struct seminfo *host_seminfo)

2570

{

2571

struct target_seminfo *target_seminfo;

2572

if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)(target_seminfo = lock_user(1, target_addr, sizeof(*target_seminfo
), 0)))

2573

return -TARGET_EFAULT14;

2574

__put_user(host_seminfo->semmap, &target_seminfo->semmap)(__builtin_choose_expr(sizeof(*(&target_seminfo->semmap
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semmap)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semmap)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semmap)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semmap), (host_seminfo->semmap
)), 0);

2575

__put_user(host_seminfo->semmni, &target_seminfo->semmni)(__builtin_choose_expr(sizeof(*(&target_seminfo->semmni
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semmni)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semmni)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semmni)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semmni), (host_seminfo->semmni
)), 0);

2576

__put_user(host_seminfo->semmns, &target_seminfo->semmns)(__builtin_choose_expr(sizeof(*(&target_seminfo->semmns
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semmns)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semmns)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semmns)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semmns), (host_seminfo->semmns
)), 0);

2577

__put_user(host_seminfo->semmnu, &target_seminfo->semmnu)(__builtin_choose_expr(sizeof(*(&target_seminfo->semmnu
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semmnu)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semmnu)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semmnu)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semmnu), (host_seminfo->semmnu
)), 0);

2578

__put_user(host_seminfo->semmsl, &target_seminfo->semmsl)(__builtin_choose_expr(sizeof(*(&target_seminfo->semmsl
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semmsl)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semmsl)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semmsl)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semmsl), (host_seminfo->semmsl
)), 0);

2579

__put_user(host_seminfo->semopm, &target_seminfo->semopm)(__builtin_choose_expr(sizeof(*(&target_seminfo->semopm
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semopm)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semopm)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semopm)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semopm), (host_seminfo->semopm
)), 0);

2580

__put_user(host_seminfo->semume, &target_seminfo->semume)(__builtin_choose_expr(sizeof(*(&target_seminfo->semume
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semume)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semume)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semume)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semume), (host_seminfo->semume
)), 0);

2581

__put_user(host_seminfo->semusz, &target_seminfo->semusz)(__builtin_choose_expr(sizeof(*(&target_seminfo->semusz
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semusz)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semusz)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semusz)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semusz), (host_seminfo->semusz
)), 0);

2582

__put_user(host_seminfo->semvmx, &target_seminfo->semvmx)(__builtin_choose_expr(sizeof(*(&target_seminfo->semvmx
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semvmx)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semvmx)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semvmx)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semvmx), (host_seminfo->semvmx
)), 0);

2583

__put_user(host_seminfo->semaem, &target_seminfo->semaem)(__builtin_choose_expr(sizeof(*(&target_seminfo->semaem
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_seminfo
->semaem)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_seminfo->semaem)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_seminfo->semaem)) == 8, stq_le_p, abort
)))) ((&target_seminfo->semaem), (host_seminfo->semaem
)), 0);

2584

unlock_user_struct(target_seminfo, target_addr, 1)unlock_user(target_seminfo, target_addr, (1) ? sizeof(*target_seminfo
) : 0);

2585

return 0;

2586

}

2587

2588

union semun {

2589

int val;

2590

struct semid_ds *buf;

2591

unsigned short *array;

2592

struct seminfo *__buf;

2593

};

2594

2595

union target_semun {

2596

int val;

2597

abi_ulong buf;

2598

abi_ulong array;

2599

abi_ulong __buf;

2600

};

2601

2602

static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array,

2603

abi_ulong target_addr)

2604

{

2605

int nsems;

2606

unsigned short *array;

2607

union semun semun;

2608

struct semid_ds semid_ds;

2609

int i, ret;

2610

2611

semun.buf = &semid_ds;

2612

2613

ret = semctl(semid, 0, IPC_STAT2, semun);

2614

if (ret == -1)

2615

return get_errno(ret);

2616

2617

nsems = semid_ds.sem_nsems;

2618

2619

*host_array = malloc(nsems*sizeof(unsigned short));

2620

array = lock_user(VERIFY_READ0, target_addr,

2621

nsems*sizeof(unsigned short), 1);

2622

if (!array)

2623

return -TARGET_EFAULT14;

2624

2625

for(i=0; i<nsems; i++) {

2626

__get_user((*host_array)[i], &array[i])(((*host_array)[i]) = (typeof(*&array[i]))( __builtin_choose_expr
(sizeof(*(&array[i])) == 1, ldub_p, __builtin_choose_expr
(sizeof(*(&array[i])) == 2, lduw_le_p, __builtin_choose_expr
(sizeof(*(&array[i])) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&array[i])) == 8, ldq_le_p, abort)))) (&array
[i])), 0);

2627

}

2628

unlock_user(array, target_addr, 0);

2629

2630

return 0;

2631

}

2632

2633

static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr,

2634

unsigned short **host_array)

2635

{

2636

int nsems;

2637

unsigned short *array;

2638

union semun semun;

2639

struct semid_ds semid_ds;

2640

int i, ret;

2641

2642

semun.buf = &semid_ds;

2643

2644

ret = semctl(semid, 0, IPC_STAT2, semun);

2645

if (ret == -1)

2646

return get_errno(ret);

2647

2648

nsems = semid_ds.sem_nsems;

2649

2650

array = lock_user(VERIFY_WRITE1, target_addr,

2651

nsems*sizeof(unsigned short), 0);

2652

if (!array)

2653

return -TARGET_EFAULT14;

2654

2655

for(i=0; i<nsems; i++) {

2656

__put_user((*host_array)[i], &array[i])(__builtin_choose_expr(sizeof(*(&array[i])) == 1, stb_p, __builtin_choose_expr
(sizeof(*(&array[i])) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(&array[i])) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&array[i])) == 8, stq_le_p, abort)))) ((&array
[i]), ((*host_array)[i])), 0);

2657

}

2658

free(*host_array);

2659

unlock_user(array, target_addr, 1);

2660

2661

return 0;

2662

}

2663

2664

static inline abi_long do_semctl(int semid, int semnum, int cmd,

2665

union target_semun target_su)

2666

{

2667

union semun arg;

2668

struct semid_ds dsarg;

2669

unsigned short *array = NULL((void*)0);

2670

struct seminfo seminfo;

2671

abi_long ret = -TARGET_EINVAL22;

2672

abi_long err;

2673

cmd &= 0xff;

2674

2675

switch( cmd ) {

2676

case GETVAL12:

2677

case SETVAL16:

2678

arg.val = tswap32(target_su.val);

2679

ret = get_errno(semctl(semid, semnum, cmd, arg));

2680

target_su.val = tswap32(arg.val);

2681

break;

2682

case GETALL13:

2683

case SETALL17:

2684

err = target_to_host_semarray(semid, &array, target_su.array);

2685

if (err)

2686

return err;

2687

arg.array = array;

2688

ret = get_errno(semctl(semid, semnum, cmd, arg));

2689

err = host_to_target_semarray(semid, target_su.array, &array);

2690

if (err)

2691

return err;

2692

break;

2693

case IPC_STAT2:

2694

case IPC_SET1:

2695

case SEM_STAT18:

2696

err = target_to_host_semid_ds(&dsarg, target_su.buf);

2697

if (err)

2698

return err;

2699

arg.buf = &dsarg;

2700

ret = get_errno(semctl(semid, semnum, cmd, arg));

2701

err = host_to_target_semid_ds(target_su.buf, &dsarg);

2702

if (err)

2703

return err;

2704

break;

2705

case IPC_INFO3:

2706

case SEM_INFO19:

2707

arg.__buf = &seminfo;

2708

ret = get_errno(semctl(semid, semnum, cmd, arg));

2709

err = host_to_target_seminfo(target_su.__buf, &seminfo);

2710

if (err)

2711

return err;

2712

break;

2713

case IPC_RMID0:

2714

case GETPID11:

2715

case GETNCNT14:

2716

case GETZCNT15:

2717

ret = get_errno(semctl(semid, semnum, cmd, NULL((void*)0)));

2718

break;

2719

}

2720

2721

return ret;

2722

}

2723

2724

struct target_sembuf {

2725

unsigned short sem_num;

2726

short sem_op;

2727

short sem_flg;

2728

};

2729

2730

static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf,

2731

abi_ulong target_addr,

2732

unsigned nsops)

2733

{

2734

struct target_sembuf *target_sembuf;

2735

int i;

2736

2737

target_sembuf = lock_user(VERIFY_READ0, target_addr,

2738

nsops*sizeof(struct target_sembuf), 1);

2739

if (!target_sembuf)

2740

return -TARGET_EFAULT14;

2741

2742

for(i=0; i<nsops; i++) {

2743

__get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num)((host_sembuf[i].sem_num) = (typeof(*&target_sembuf[i].sem_num
))( __builtin_choose_expr(sizeof(*(&target_sembuf[i].sem_num
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sembuf
[i].sem_num)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*
(&target_sembuf[i].sem_num)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sembuf[i].sem_num)) == 8, ldq_le_p, abort
)))) (&target_sembuf[i].sem_num)), 0);

2744

__get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op)((host_sembuf[i].sem_op) = (typeof(*&target_sembuf[i].sem_op
))( __builtin_choose_expr(sizeof(*(&target_sembuf[i].sem_op
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sembuf
[i].sem_op)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(
&target_sembuf[i].sem_op)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sembuf[i].sem_op)) == 8, ldq_le_p, abort
)))) (&target_sembuf[i].sem_op)), 0);

2745

__get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg)((host_sembuf[i].sem_flg) = (typeof(*&target_sembuf[i].sem_flg
))( __builtin_choose_expr(sizeof(*(&target_sembuf[i].sem_flg
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sembuf
[i].sem_flg)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*
(&target_sembuf[i].sem_flg)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sembuf[i].sem_flg)) == 8, ldq_le_p, abort
)))) (&target_sembuf[i].sem_flg)), 0);

2746

}

2747

2748

unlock_user(target_sembuf, target_addr, 0);

2749

2750

return 0;

2751

}

2752

2753

static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops)

2754

{

2755

struct sembuf sops[nsops];

2756

2757

if (target_to_host_sembuf(sops, ptr, nsops))

2758

return -TARGET_EFAULT14;

2759

2760

return get_errno(semop(semid, sops, nsops));

2761

}

2762

2763

struct target_msqid_ds

2764

{

2765

struct target_ipc_perm msg_perm;

2766

abi_ulong msg_stime;

2767

#if TARGET_ABI_BITS64 == 32

2768

abi_ulong __unused1;

2769

#endif

2770

abi_ulong msg_rtime;

2771

#if TARGET_ABI_BITS64 == 32

2772

abi_ulong __unused2;

2773

#endif

2774

abi_ulong msg_ctime;

2775

#if TARGET_ABI_BITS64 == 32

2776

abi_ulong __unused3;

2777

#endif

2778

abi_ulong __msg_cbytes;

2779

abi_ulong msg_qnum;

2780

abi_ulong msg_qbytes;

2781

abi_ulong msg_lspid;

2782

abi_ulong msg_lrpid;

2783

abi_ulong __unused4;

2784

abi_ulong __unused5;

2785

};

2786

2787

static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md,

2788

abi_ulong target_addr)

2789

{

2790

struct target_msqid_ds *target_md;

2791

2792

if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)(target_md = lock_user(0, target_addr, sizeof(*target_md), 1)
))

2793

return -TARGET_EFAULT14;

2794

if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr))

2795

return -TARGET_EFAULT14;

2796

host_md->msg_stime = tswapal(target_md->msg_stime);

2797

host_md->msg_rtime = tswapal(target_md->msg_rtime);

2798

host_md->msg_ctime = tswapal(target_md->msg_ctime);

2799

host_md->__msg_cbytes = tswapal(target_md->__msg_cbytes);

2800

host_md->msg_qnum = tswapal(target_md->msg_qnum);

2801

host_md->msg_qbytes = tswapal(target_md->msg_qbytes);

2802

host_md->msg_lspid = tswapal(target_md->msg_lspid);

2803

host_md->msg_lrpid = tswapal(target_md->msg_lrpid);

2804

unlock_user_struct(target_md, target_addr, 0)unlock_user(target_md, target_addr, (0) ? sizeof(*target_md) :
0);

2805

return 0;

2806

}

2807

2808

static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr,

2809

struct msqid_ds *host_md)

2810

{

2811

struct target_msqid_ds *target_md;

2812

2813

if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)(target_md = lock_user(1, target_addr, sizeof(*target_md), 0)
))

2814

return -TARGET_EFAULT14;

2815

if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm)))

2816

return -TARGET_EFAULT14;

2817

target_md->msg_stime = tswapal(host_md->msg_stime);

2818

target_md->msg_rtime = tswapal(host_md->msg_rtime);

2819

target_md->msg_ctime = tswapal(host_md->msg_ctime);

2820

target_md->__msg_cbytes = tswapal(host_md->__msg_cbytes);

2821

target_md->msg_qnum = tswapal(host_md->msg_qnum);

2822

target_md->msg_qbytes = tswapal(host_md->msg_qbytes);

2823

target_md->msg_lspid = tswapal(host_md->msg_lspid);

2824

target_md->msg_lrpid = tswapal(host_md->msg_lrpid);

2825

unlock_user_struct(target_md, target_addr, 1)unlock_user(target_md, target_addr, (1) ? sizeof(*target_md) :
0);

2826

return 0;

2827

}

2828

2829

struct target_msginfo {

2830

int msgpool;

2831

int msgmap;

2832

int msgmax;

2833

int msgmnb;

2834

int msgmni;

2835

int msgssz;

2836

int msgtql;

2837

unsigned short int msgseg;

2838

};

2839

2840

static inline abi_long host_to_target_msginfo(abi_ulong target_addr,

2841

struct msginfo *host_msginfo)

2842

{

2843

struct target_msginfo *target_msginfo;

2844

if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)(target_msginfo = lock_user(1, target_addr, sizeof(*target_msginfo
), 0)))

2845

return -TARGET_EFAULT14;

2846

__put_user(host_msginfo->msgpool, &target_msginfo->msgpool)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgpool
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgpool)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_msginfo->msgpool)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgpool)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgpool), (host_msginfo->msgpool
)), 0);

2847

__put_user(host_msginfo->msgmap, &target_msginfo->msgmap)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgmap
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgmap)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgmap)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgmap)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgmap), (host_msginfo->msgmap
)), 0);

2848

__put_user(host_msginfo->msgmax, &target_msginfo->msgmax)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgmax
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgmax)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgmax)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgmax)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgmax), (host_msginfo->msgmax
)), 0);

2849

__put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgmnb
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgmnb)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgmnb)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgmnb)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgmnb), (host_msginfo->msgmnb
)), 0);

2850

__put_user(host_msginfo->msgmni, &target_msginfo->msgmni)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgmni
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgmni)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgmni)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgmni)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgmni), (host_msginfo->msgmni
)), 0);

2851

__put_user(host_msginfo->msgssz, &target_msginfo->msgssz)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgssz
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgssz)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgssz)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgssz)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgssz), (host_msginfo->msgssz
)), 0);

2852

__put_user(host_msginfo->msgtql, &target_msginfo->msgtql)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgtql
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgtql)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgtql)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgtql)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgtql), (host_msginfo->msgtql
)), 0);

2853

__put_user(host_msginfo->msgseg, &target_msginfo->msgseg)(__builtin_choose_expr(sizeof(*(&target_msginfo->msgseg
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_msginfo
->msgseg)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_msginfo->msgseg)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_msginfo->msgseg)) == 8, stq_le_p, abort
)))) ((&target_msginfo->msgseg), (host_msginfo->msgseg
)), 0);

2854

unlock_user_struct(target_msginfo, target_addr, 1)unlock_user(target_msginfo, target_addr, (1) ? sizeof(*target_msginfo
) : 0);

2855

return 0;

2856

}

2857

2858

static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr)

2859

{

2860

struct msqid_ds dsarg;

2861

struct msginfo msginfo;

2862

abi_long ret = -TARGET_EINVAL22;

2863

2864

cmd &= 0xff;

2865

2866

switch (cmd) {

2867

case IPC_STAT2:

2868

case IPC_SET1:

2869

case MSG_STAT11:

2870

if (target_to_host_msqid_ds(&dsarg,ptr))

2871

return -TARGET_EFAULT14;

2872

ret = get_errno(msgctl(msgid, cmd, &dsarg));

2873

if (host_to_target_msqid_ds(ptr,&dsarg))

2874

return -TARGET_EFAULT14;

2875

break;

2876

case IPC_RMID0:

2877

ret = get_errno(msgctl(msgid, cmd, NULL((void*)0)));

2878

break;

2879

case IPC_INFO3:

2880

case MSG_INFO12:

2881

ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo));

2882

if (host_to_target_msginfo(ptr, &msginfo))

2883

return -TARGET_EFAULT14;

2884

break;

2885

}

2886

2887

return ret;

2888

}

2889

2890

struct target_msgbuf {

2891

abi_long mtype;

2892

char mtext[1];

2893

};

2894

2895

static inline abi_long do_msgsnd(int msqid, abi_long msgp,

2896

unsigned int msgsz, int msgflg)

2897

{

2898

struct target_msgbuf *target_mb;

2899

struct msgbuf *host_mb;

2900

abi_long ret = 0;

2901

2902

if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)(target_mb = lock_user(0, msgp, sizeof(*target_mb), 0)))

2903

return -TARGET_EFAULT14;

2904

host_mb = malloc(msgsz+sizeof(long));

2905

host_mb->mtype = (abi_long) tswapal(target_mb->mtype);

2906

memcpy(host_mb->mtext, target_mb->mtext, msgsz);

2907

ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg));

2908

free(host_mb);

2909

unlock_user_struct(target_mb, msgp, 0)unlock_user(target_mb, msgp, (0) ? sizeof(*target_mb) : 0);

2910

2911

return ret;

2912

}

2913

2914

static inline abi_long do_msgrcv(int msqid, abi_long msgp,

2915

unsigned int msgsz, abi_long msgtyp,

2916

int msgflg)

2917

{

2918

struct target_msgbuf *target_mb;

2919

char *target_mtext;

2920

struct msgbuf *host_mb;

2921

abi_long ret = 0;

2922

2923

if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)(target_mb = lock_user(1, msgp, sizeof(*target_mb), 0)))

2924

return -TARGET_EFAULT14;

2925

2926

host_mb = g_malloc(msgsz+sizeof(long));

2927

ret = get_errno(msgrcv(msqid, host_mb, msgsz, msgtyp, msgflg));

2928

2929

if (ret > 0) {

2930

abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong);

2931

target_mtext = lock_user(VERIFY_WRITE1, target_mtext_addr, ret, 0);

2932

if (!target_mtext) {

2933

ret = -TARGET_EFAULT14;

2934

goto end;

2935

}

2936

memcpy(target_mb->mtext, host_mb->mtext, ret);

2937

unlock_user(target_mtext, target_mtext_addr, ret);

2938

}

2939

2940

target_mb->mtype = tswapal(host_mb->mtype);

2941

2942

end:

2943

if (target_mb)

2944

unlock_user_struct(target_mb, msgp, 1)unlock_user(target_mb, msgp, (1) ? sizeof(*target_mb) : 0);

2945

g_free(host_mb);

2946

return ret;

2947

}

2948

2949

static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd,

2950

abi_ulong target_addr)

2951

{

2952

struct target_shmid_ds *target_sd;

2953

2954

if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)(target_sd = lock_user(0, target_addr, sizeof(*target_sd), 1)
))

2955

return -TARGET_EFAULT14;

2956

if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr))

2957

return -TARGET_EFAULT14;

2958

__get_user(host_sd->shm_segsz, &target_sd->shm_segsz)((host_sd->shm_segsz) = (typeof(*&target_sd->shm_segsz
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_segsz
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_segsz)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_segsz)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_segsz)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_segsz)), 0);

2959

__get_user(host_sd->shm_atime, &target_sd->shm_atime)((host_sd->shm_atime) = (typeof(*&target_sd->shm_atime
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_atime
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_atime)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_atime)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_atime)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_atime)), 0);

2960

__get_user(host_sd->shm_dtime, &target_sd->shm_dtime)((host_sd->shm_dtime) = (typeof(*&target_sd->shm_dtime
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_dtime
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_dtime)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_dtime)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_dtime)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_dtime)), 0);

2961

__get_user(host_sd->shm_ctime, &target_sd->shm_ctime)((host_sd->shm_ctime) = (typeof(*&target_sd->shm_ctime
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_ctime
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_ctime)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_ctime)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_ctime)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_ctime)), 0);

2962

__get_user(host_sd->shm_cpid, &target_sd->shm_cpid)((host_sd->shm_cpid) = (typeof(*&target_sd->shm_cpid
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_cpid
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_cpid)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_cpid)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_cpid)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_cpid)), 0);

2963

__get_user(host_sd->shm_lpid, &target_sd->shm_lpid)((host_sd->shm_lpid) = (typeof(*&target_sd->shm_lpid
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_lpid
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_lpid)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_lpid)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_lpid)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_lpid)), 0);

2964

__get_user(host_sd->shm_nattch, &target_sd->shm_nattch)((host_sd->shm_nattch) = (typeof(*&target_sd->shm_nattch
))( __builtin_choose_expr(sizeof(*(&target_sd->shm_nattch
)) == 1, ldub_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_nattch)) == 2, lduw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_nattch)) == 4, ldl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_nattch)) == 8, ldq_le_p, abort
)))) (&target_sd->shm_nattch)), 0);

2965

unlock_user_struct(target_sd, target_addr, 0)unlock_user(target_sd, target_addr, (0) ? sizeof(*target_sd) :
0);

2966

return 0;

2967

}

2968

2969

static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr,

2970

struct shmid_ds *host_sd)

2971

{

2972

struct target_shmid_ds *target_sd;

2973

2974

if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)(target_sd = lock_user(1, target_addr, sizeof(*target_sd), 0)
))

2975

return -TARGET_EFAULT14;

2976

if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm)))

2977

return -TARGET_EFAULT14;

2978

__put_user(host_sd->shm_segsz, &target_sd->shm_segsz)(__builtin_choose_expr(sizeof(*(&target_sd->shm_segsz)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd->
shm_segsz)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_sd->shm_segsz)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_segsz)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_segsz), (host_sd->shm_segsz)
), 0);

2979

__put_user(host_sd->shm_atime, &target_sd->shm_atime)(__builtin_choose_expr(sizeof(*(&target_sd->shm_atime)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd->
shm_atime)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_sd->shm_atime)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_atime)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_atime), (host_sd->shm_atime)
), 0);

2980

__put_user(host_sd->shm_dtime, &target_sd->shm_dtime)(__builtin_choose_expr(sizeof(*(&target_sd->shm_dtime)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd->
shm_dtime)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_sd->shm_dtime)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_dtime)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_dtime), (host_sd->shm_dtime)
), 0);

2981

__put_user(host_sd->shm_ctime, &target_sd->shm_ctime)(__builtin_choose_expr(sizeof(*(&target_sd->shm_ctime)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd->
shm_ctime)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_sd->shm_ctime)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_ctime)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_ctime), (host_sd->shm_ctime)
), 0);

2982

__put_user(host_sd->shm_cpid, &target_sd->shm_cpid)(__builtin_choose_expr(sizeof(*(&target_sd->shm_cpid))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd->
shm_cpid)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_sd->shm_cpid)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_cpid)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_cpid), (host_sd->shm_cpid)),
0);

2983

__put_user(host_sd->shm_lpid, &target_sd->shm_lpid)(__builtin_choose_expr(sizeof(*(&target_sd->shm_lpid))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd->
shm_lpid)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_sd->shm_lpid)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_lpid)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_lpid), (host_sd->shm_lpid)),
0);

2984

__put_user(host_sd->shm_nattch, &target_sd->shm_nattch)(__builtin_choose_expr(sizeof(*(&target_sd->shm_nattch
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_sd
->shm_nattch)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_sd->shm_nattch)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_sd->shm_nattch)) == 8, stq_le_p, abort
)))) ((&target_sd->shm_nattch), (host_sd->shm_nattch
)), 0);

2985

unlock_user_struct(target_sd, target_addr, 1)unlock_user(target_sd, target_addr, (1) ? sizeof(*target_sd) :
0);

2986

return 0;

2987

}

2988

2989

struct target_shminfo {

2990

abi_ulong shmmax;

2991

abi_ulong shmmin;

2992

abi_ulong shmmni;

2993

abi_ulong shmseg;

2994

abi_ulong shmall;

2995

};

2996

2997

static inline abi_long host_to_target_shminfo(abi_ulong target_addr,

2998

struct shminfo *host_shminfo)

2999

{

3000

struct target_shminfo *target_shminfo;

3001

if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)(target_shminfo = lock_user(1, target_addr, sizeof(*target_shminfo
), 0)))

3002

return -TARGET_EFAULT14;

3003

__put_user(host_shminfo->shmmax, &target_shminfo->shmmax)(__builtin_choose_expr(sizeof(*(&target_shminfo->shmmax
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shminfo
->shmmax)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_shminfo->shmmax)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shminfo->shmmax)) == 8, stq_le_p, abort
)))) ((&target_shminfo->shmmax), (host_shminfo->shmmax
)), 0);

3004

__put_user(host_shminfo->shmmin, &target_shminfo->shmmin)(__builtin_choose_expr(sizeof(*(&target_shminfo->shmmin
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shminfo
->shmmin)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_shminfo->shmmin)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shminfo->shmmin)) == 8, stq_le_p, abort
)))) ((&target_shminfo->shmmin), (host_shminfo->shmmin
)), 0);

3005

__put_user(host_shminfo->shmmni, &target_shminfo->shmmni)(__builtin_choose_expr(sizeof(*(&target_shminfo->shmmni
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shminfo
->shmmni)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_shminfo->shmmni)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shminfo->shmmni)) == 8, stq_le_p, abort
)))) ((&target_shminfo->shmmni), (host_shminfo->shmmni
)), 0);

3006

__put_user(host_shminfo->shmseg, &target_shminfo->shmseg)(__builtin_choose_expr(sizeof(*(&target_shminfo->shmseg
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shminfo
->shmseg)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_shminfo->shmseg)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shminfo->shmseg)) == 8, stq_le_p, abort
)))) ((&target_shminfo->shmseg), (host_shminfo->shmseg
)), 0);

3007

__put_user(host_shminfo->shmall, &target_shminfo->shmall)(__builtin_choose_expr(sizeof(*(&target_shminfo->shmall
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shminfo
->shmall)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_shminfo->shmall)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shminfo->shmall)) == 8, stq_le_p, abort
)))) ((&target_shminfo->shmall), (host_shminfo->shmall
)), 0);

3008

unlock_user_struct(target_shminfo, target_addr, 1)unlock_user(target_shminfo, target_addr, (1) ? sizeof(*target_shminfo
) : 0);

3009

return 0;

3010

}

3011

3012

struct target_shm_info {

3013

int used_ids;

3014

abi_ulong shm_tot;

3015

abi_ulong shm_rss;

3016

abi_ulong shm_swp;

3017

abi_ulong swap_attempts;

3018

abi_ulong swap_successes;

3019

};

3020

3021

static inline abi_long host_to_target_shm_info(abi_ulong target_addr,

3022

struct shm_info *host_shm_info)

3023

{

3024

struct target_shm_info *target_shm_info;

3025

if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)(target_shm_info = lock_user(1, target_addr, sizeof(*target_shm_info
), 0)))

3026

return -TARGET_EFAULT14;

3027

__put_user(host_shm_info->used_ids, &target_shm_info->used_ids)(__builtin_choose_expr(sizeof(*(&target_shm_info->used_ids
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shm_info
->used_ids)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_shm_info->used_ids)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shm_info->used_ids)) == 8, stq_le_p,
abort)))) ((&target_shm_info->used_ids), (host_shm_info
->used_ids)), 0);

3028

__put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot)(__builtin_choose_expr(sizeof(*(&target_shm_info->shm_tot
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shm_info
->shm_tot)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_shm_info->shm_tot)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shm_info->shm_tot)) == 8, stq_le_p, abort
)))) ((&target_shm_info->shm_tot), (host_shm_info->
shm_tot)), 0);

3029

__put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss)(__builtin_choose_expr(sizeof(*(&target_shm_info->shm_rss
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shm_info
->shm_rss)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_shm_info->shm_rss)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shm_info->shm_rss)) == 8, stq_le_p, abort
)))) ((&target_shm_info->shm_rss), (host_shm_info->
shm_rss)), 0);

3030

__put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp)(__builtin_choose_expr(sizeof(*(&target_shm_info->shm_swp
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shm_info
->shm_swp)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_shm_info->shm_swp)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shm_info->shm_swp)) == 8, stq_le_p, abort
)))) ((&target_shm_info->shm_swp), (host_shm_info->
shm_swp)), 0);

3031

__put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts)(__builtin_choose_expr(sizeof(*(&target_shm_info->swap_attempts
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shm_info
->swap_attempts)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_shm_info->swap_attempts)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shm_info->swap_attempts)) == 8, stq_le_p
, abort)))) ((&target_shm_info->swap_attempts), (host_shm_info
->swap_attempts)), 0);

3032

__put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes)(__builtin_choose_expr(sizeof(*(&target_shm_info->swap_successes
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_shm_info
->swap_successes)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_shm_info->swap_successes)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_shm_info->swap_successes)) == 8, stq_le_p
, abort)))) ((&target_shm_info->swap_successes), (host_shm_info
->swap_successes)), 0);

3033

unlock_user_struct(target_shm_info, target_addr, 1)unlock_user(target_shm_info, target_addr, (1) ? sizeof(*target_shm_info
) : 0);

3034

return 0;

3035

}

3036

3037

static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf)

3038

{

3039

struct shmid_ds dsarg;

3040

struct shminfo shminfo;

3041

struct shm_info shm_info;

3042

abi_long ret = -TARGET_EINVAL22;

3043

3044

cmd &= 0xff;

3045

3046

switch(cmd) {

3047

case IPC_STAT2:

3048

case IPC_SET1:

3049

case SHM_STAT13:

3050

if (target_to_host_shmid_ds(&dsarg, buf))

3051

return -TARGET_EFAULT14;

3052

ret = get_errno(shmctl(shmid, cmd, &dsarg));

3053

if (host_to_target_shmid_ds(buf, &dsarg))

3054

return -TARGET_EFAULT14;

3055

break;

3056

case IPC_INFO3:

3057

ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo));

3058

if (host_to_target_shminfo(buf, &shminfo))

3059

return -TARGET_EFAULT14;

3060

break;

3061

case SHM_INFO14:

3062

ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info));

3063

if (host_to_target_shm_info(buf, &shm_info))

3064

return -TARGET_EFAULT14;

3065

break;

3066

case IPC_RMID0:

3067

case SHM_LOCK11:

3068

case SHM_UNLOCK12:

3069

ret = get_errno(shmctl(shmid, cmd, NULL((void*)0)));

3070

break;

3071

}

3072

3073

return ret;

3074

}

3075

3076

static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg)

3077

{

3078

abi_long raddr;

3079

void *host_raddr;

3080

struct shmid_ds shm_info;

3081

int i,ret;

3082

3083

/* find out the length of the shared memory segment */

3084

ret = get_errno(shmctl(shmid, IPC_STAT2, &shm_info));

3085

if (is_error(ret)) {

3086

/* can't get length, bail out */

3087

return ret;

3088

}

3089

3090

mmap_lock();

3091

3092

if (shmaddr)

3093

host_raddr = shmat(shmid, (void *)g2h(shmaddr)((void *)((unsigned long)(target_ulong)(shmaddr) + guest_base
)), shmflg);

3094

else {

3095

abi_ulong mmap_start;

3096

3097

mmap_start = mmap_find_vma(0, shm_info.shm_segsz);

3098

3099

if (mmap_start == -1) {

3100

errno(*__errno_location ()) = ENOMEM12;

3101

host_raddr = (void *)-1;

3102

} else

3103

host_raddr = shmat(shmid, g2h(mmap_start)((void *)((unsigned long)(target_ulong)(mmap_start) + guest_base
)), shmflg | SHM_REMAP040000);

3104

}

3105

3106

if (host_raddr == (void *)-1) {

3107

mmap_unlock();

3108

return get_errno((long)host_raddr);

3109

}

3110

raddr=h2g((unsigned long)host_raddr)({ ((({ unsigned long __guest = (unsigned long)((unsigned long
)host_raddr) - guest_base; (__guest < (1ul << 47)) &&
(!reserved_va || (__guest < reserved_va)); })) ? (void) (
0) : __assert_fail ("({ unsigned long __guest = (unsigned long)((unsigned long)host_raddr) - guest_base; (__guest < (1ul << 47)) && (!reserved_va || (__guest < reserved_va)); })"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
3110, __PRETTY_FUNCTION__)); ({ unsigned long __ret = (unsigned
long)((unsigned long)host_raddr) - guest_base; (abi_ulong)__ret
; }); });

3111

3112

page_set_flags(raddr, raddr + shm_info.shm_segsz,

3113

PAGE_VALID0x0008 | PAGE_READ0x0001 |

3114

((shmflg & SHM_RDONLY010000)? 0 : PAGE_WRITE0x0002));

3115

3116

for (i = 0; i < N_SHM_REGIONS32; i++) {

3117

if (shm_regions[i].start == 0) {

3118

shm_regions[i].start = raddr;

3119

shm_regions[i].size = shm_info.shm_segsz;

3120

break;

3121

}

3122

}

3123

3124

mmap_unlock();

3125

return raddr;

3126

3127

}

3128

3129

static inline abi_long do_shmdt(abi_ulong shmaddr)

3130

{

3131

int i;

3132

3133

for (i = 0; i < N_SHM_REGIONS32; ++i) {

3134

if (shm_regions[i].start == shmaddr) {

3135

shm_regions[i].start = 0;

3136

page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0);

3137

break;

3138

}

3139

}

3140

3141

return get_errno(shmdt(g2h(shmaddr)((void *)((unsigned long)(target_ulong)(shmaddr) + guest_base
))));

3142

}

3143

3144

#ifdef TARGET_NR_ipc

3145

/* ??? This only works with linear mappings. */

3146

/* do_ipc() must return target values and target errnos. */

3147

static abi_long do_ipc(unsigned int call, int first,

3148

int second, int third,

3149

abi_long ptr, abi_long fifth)

3150

{

3151

int version;

3152

abi_long ret = 0;

3153

3154

version = call >> 16;

3155

call &= 0xffff;

3156

3157

switch (call) {

3158

case IPCOP_semop1:

3159

ret = do_semop(first, ptr, second);

3160

break;

3161

3162

case IPCOP_semget2:

3163

ret = get_errno(semget(first, second, third));

3164

break;

3165

3166

case IPCOP_semctl3:

3167

ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr);

3168

break;

3169

3170

case IPCOP_msgget13:

3171

ret = get_errno(msgget(first, second));

3172

break;

3173

3174

case IPCOP_msgsnd11:

3175

ret = do_msgsnd(first, ptr, second, third);

3176

break;

3177

3178

case IPCOP_msgctl14:

3179

ret = do_msgctl(first, second, ptr);

3180

break;

3181

3182

case IPCOP_msgrcv12:

3183

switch (version) {

3184

case 0:

3185

{

3186

struct target_ipc_kludge {

3187

abi_long msgp;

3188

abi_long msgtyp;

3189

} *tmp;

3190

3191

if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)(tmp = lock_user(0, ptr, sizeof(*tmp), 1))) {

3192

ret = -TARGET_EFAULT14;

3193

break;

3194

}

3195

3196

ret = do_msgrcv(first, tswapal(tmp->msgp), second, tswapal(tmp->msgtyp), third);

3197

3198

unlock_user_struct(tmp, ptr, 0)unlock_user(tmp, ptr, (0) ? sizeof(*tmp) : 0);

3199

break;

3200

}

3201

default:

3202

ret = do_msgrcv(first, ptr, second, fifth, third);

3203

}

3204

break;

3205

3206

case IPCOP_shmat21:

3207

switch (version) {

3208

default:

3209

{

3210

abi_ulong raddr;

3211

raddr = do_shmat(first, ptr, second);

3212

if (is_error(raddr))

3213

return get_errno(raddr);

3214

if (put_user_ual(raddr, third)({ abi_ulong __gaddr = ((third)); abi_ulong *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(abi_ulong)
, 0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((raddr
)))), 0); unlock_user(__hptr, __gaddr, sizeof(abi_ulong)); } else
__ret = -14; __ret; }))

3215

return -TARGET_EFAULT14;

3216

break;

3217

}

3218

case 1:

3219

ret = -TARGET_EINVAL22;

3220

break;

3221

}

3222

break;

3223

case IPCOP_shmdt22:

3224

ret = do_shmdt(ptr);

3225

break;

3226

3227

case IPCOP_shmget23:

3228

/* IPC_* flag values are the same on all linux platforms */

3229

ret = get_errno(shmget(first, second, third));

3230

break;

3231

3232

/* IPC_* and SHM_* command values are the same on all linux platforms */

3233

case IPCOP_shmctl24:

3234

ret = do_shmctl(first, second, ptr);

3235

break;

3236

default:

3237

gemu_log("Unsupported ipc call: %d (version %d)\n", call, version);

3238

ret = -TARGET_ENOSYS38;

3239

break;

3240

}

3241

return ret;

3242

}

3243

#endif

3244

3245

/* kernel structure types definitions */

3246

3247

#define STRUCT(name, ...) STRUCT_ ## name,

3248

#define STRUCT_SPECIAL(name) STRUCT_ ## name,

3249

enum {

3250

#include "syscall_types.h"

3251

};

3252

#undef STRUCT

3253

#undef STRUCT_SPECIAL

3254

3255

#define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL };

3256

#define STRUCT_SPECIAL(name)

3257

#include "syscall_types.h"

3258

#undef STRUCT

3259

#undef STRUCT_SPECIAL

3260

3261

typedef struct IOCTLEntry IOCTLEntry;

3262

3263

typedef abi_long do_ioctl_fn(const IOCTLEntry *ie, uint8_t *buf_temp,

3264

int fd, abi_long cmd, abi_long arg);

3265

3266

struct IOCTLEntry {

3267

unsigned int target_cmd;

3268

unsigned int host_cmd;

3269

const char *name;

3270

int access;

3271

do_ioctl_fn *do_ioctl;

3272

const argtype arg_type[5];

3273

};

3274

3275

#define IOC_R0x0001 0x0001

3276

#define IOC_W0x0002 0x0002

3277

#define IOC_RW(0x0001 | 0x0002) (IOC_R0x0001 | IOC_W0x0002)

3278

3279

#define MAX_STRUCT_SIZE4096 4096

3280

3281

#ifdef CONFIG_FIEMAP1

3282

/* So fiemap access checks don't overflow on 32 bit systems.

3283

* This is very slightly smaller than the limit imposed by

3284

* the underlying kernel.

3285

3286

#define FIEMAP_MAX_EXTENTS(((2147483647 *2U +1U) - sizeof(struct fiemap)) / sizeof(struct
fiemap_extent)) ((UINT_MAX(2147483647 *2U +1U) - sizeof(struct fiemap)) \

3287

/ sizeof(struct fiemap_extent))

3288

3289

static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp,

3290

int fd, abi_long cmd, abi_long arg)

3291

{

3292

/* The parameter for this ioctl is a struct fiemap followed

3293

* by an array of struct fiemap_extent whose size is set

3294

* in fiemap->fm_extent_count. The array is filled in by the

3295

* ioctl.

3296

3297

int target_size_in, target_size_out;

3298

struct fiemap *fm;

3299

const argtype *arg_type = ie->arg_type;

3300

const argtype extent_arg_type[] = { MK_STRUCT(STRUCT_fiemap_extent)TYPE_STRUCT, STRUCT_fiemap_extent };

3301

void *argptr, *p;

3302

abi_long ret;

3303

int i, extent_size = thunk_type_size(extent_arg_type, 0);

3304

uint32_t outbufsz;

3305

int free_fm = 0;

3306

3307

assert(arg_type[0] == TYPE_PTR)((arg_type[0] == TYPE_PTR) ? (void) (0) : __assert_fail ("arg_type[0] == TYPE_PTR"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
3307, __PRETTY_FUNCTION__));

3308

assert(ie->access == IOC_RW)((ie->access == (0x0001 | 0x0002)) ? (void) (0) : __assert_fail
("ie->access == (0x0001 | 0x0002)", "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 3308, __PRETTY_FUNCTION__));

3309

arg_type++;

3310

target_size_in = thunk_type_size(arg_type, 0);

3311

argptr = lock_user(VERIFY_READ0, arg, target_size_in, 1);

3312

if (!argptr) {

3313

return -TARGET_EFAULT14;

3314

}

3315

thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST1);

3316

unlock_user(argptr, arg, 0);

3317

fm = (struct fiemap *)buf_temp;

3318

if (fm->fm_extent_count > FIEMAP_MAX_EXTENTS(((2147483647 *2U +1U) - sizeof(struct fiemap)) / sizeof(struct
fiemap_extent))) {

3319

return -TARGET_EINVAL22;

3320

}

3321

3322

outbufsz = sizeof (*fm) +

3323

(sizeof(struct fiemap_extent) * fm->fm_extent_count);

3324

3325

if (outbufsz > MAX_STRUCT_SIZE4096) {

3326

/* We can't fit all the extents into the fixed size buffer.

3327

* Allocate one that is large enough and use it instead.

3328

3329

fm = malloc(outbufsz);

3330

if (!fm) {

3331

return -TARGET_ENOMEM12;

3332

}

3333

memcpy(fm, buf_temp, sizeof(struct fiemap));

3334

free_fm = 1;

3335

}

3336

ret = get_errno(ioctl(fd, ie->host_cmd, fm));

3337

if (!is_error(ret)) {

3338

target_size_out = target_size_in;

3339

/* An extent_count of 0 means we were only counting the extents

3340

* so there are no structs to copy

3341

3342

if (fm->fm_extent_count != 0) {

3343

target_size_out += fm->fm_mapped_extents * extent_size;

3344

}

3345

argptr = lock_user(VERIFY_WRITE1, arg, target_size_out, 0);

3346

if (!argptr) {

3347

ret = -TARGET_EFAULT14;

3348

} else {

3349

/* Convert the struct fiemap */

3350

thunk_convert(argptr, fm, arg_type, THUNK_TARGET0);

3351

if (fm->fm_extent_count != 0) {

3352

p = argptr + target_size_in;

3353

/* ...and then all the struct fiemap_extents */

3354

for (i = 0; i < fm->fm_mapped_extents; i++) {

3355

thunk_convert(p, &fm->fm_extents[i], extent_arg_type,

3356

THUNK_TARGET0);

3357

p += extent_size;

3358

}

3359

}

3360

unlock_user(argptr, arg, target_size_out);

3361

}

3362

}

3363

if (free_fm) {

3364

free(fm);

3365

}

3366

return ret;

3367

}

3368

#endif

3369

3370

static abi_long do_ioctl_ifconf(const IOCTLEntry *ie, uint8_t *buf_temp,

3371

int fd, abi_long cmd, abi_long arg)

3372

{

3373

const argtype *arg_type = ie->arg_type;

3374

int target_size;

3375

void *argptr;

3376

int ret;

3377

struct ifconf *host_ifconf;

3378

uint32_t outbufsz;

3379

const argtype ifreq_arg_type[] = { MK_STRUCT(STRUCT_sockaddr_ifreq)TYPE_STRUCT, STRUCT_sockaddr_ifreq };

3380

int target_ifreq_size;

3381

int nb_ifreq;

3382

int free_buf = 0;

3383

int i;

3384

int target_ifc_len;

3385

abi_long target_ifc_buf;

3386

int host_ifc_len;

3387

char *host_ifc_buf;

3388

3389

3390

3391

3392

arg_type++;

3393

target_size = thunk_type_size(arg_type, 0);

3394

3395

argptr = lock_user(VERIFY_READ0, arg, target_size, 1);

3396

if (!argptr)

3397

return -TARGET_EFAULT14;

3398

thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST1);

3399

unlock_user(argptr, arg, 0);

3400

3401

host_ifconf = (struct ifconf *)(unsigned long)buf_temp;

3402

target_ifc_len = host_ifconf->ifc_len;

3403

target_ifc_buf = (abi_long)(unsigned long)host_ifconf->ifc_bufifc_ifcu.ifcu_buf;

3404

3405

target_ifreq_size = thunk_type_size(ifreq_arg_type, 0);

3406

nb_ifreq = target_ifc_len / target_ifreq_size;

3407

host_ifc_len = nb_ifreq * sizeof(struct ifreq);

3408

3409

outbufsz = sizeof(*host_ifconf) + host_ifc_len;

3410

if (outbufsz > MAX_STRUCT_SIZE4096) {

3411

/* We can't fit all the extents into the fixed size buffer.

3412

* Allocate one that is large enough and use it instead.

3413

3414

host_ifconf = malloc(outbufsz);

3415

if (!host_ifconf) {

3416

return -TARGET_ENOMEM12;

3417

}

3418

memcpy(host_ifconf, buf_temp, sizeof(*host_ifconf));

3419

free_buf = 1;

3420

}

3421

host_ifc_buf = (char*)host_ifconf + sizeof(*host_ifconf);

3422

3423

host_ifconf->ifc_len = host_ifc_len;

3424

host_ifconf->ifc_bufifc_ifcu.ifcu_buf = host_ifc_buf;

3425

3426

ret = get_errno(ioctl(fd, ie->host_cmd, host_ifconf));

3427

if (!is_error(ret)) {

3428

/* convert host ifc_len to target ifc_len */

3429

3430

nb_ifreq = host_ifconf->ifc_len / sizeof(struct ifreq);

3431

target_ifc_len = nb_ifreq * target_ifreq_size;

3432

host_ifconf->ifc_len = target_ifc_len;

3433

3434

/* restore target ifc_buf */

3435

3436

host_ifconf->ifc_bufifc_ifcu.ifcu_buf = (char *)(unsigned long)target_ifc_buf;

3437

3438

/* copy struct ifconf to target user */

3439

3440

argptr = lock_user(VERIFY_WRITE1, arg, target_size, 0);

3441

if (!argptr)

3442

return -TARGET_EFAULT14;

3443

thunk_convert(argptr, host_ifconf, arg_type, THUNK_TARGET0);

3444

unlock_user(argptr, arg, target_size);

3445

3446

/* copy ifreq[] to target user */

3447

3448

argptr = lock_user(VERIFY_WRITE1, target_ifc_buf, target_ifc_len, 0);

3449

for (i = 0; i < nb_ifreq ; i++) {

3450

thunk_convert(argptr + i * target_ifreq_size,

3451

host_ifc_buf + i * sizeof(struct ifreq),

3452

ifreq_arg_type, THUNK_TARGET0);

3453

}

3454

unlock_user(argptr, target_ifc_buf, target_ifc_len);

3455

}

3456

3457

if (free_buf) {

3458

free(host_ifconf);

3459

}

3460

3461

return ret;

3462

}

3463

3464

static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,

3465

abi_long cmd, abi_long arg)

3466

{

3467

void *argptr;

3468

struct dm_ioctl *host_dm;

3469

abi_long guest_data;

3470

uint32_t guest_data_size;

3471

int target_size;

3472

const argtype *arg_type = ie->arg_type;

3473

abi_long ret;

3474

void *big_buf = NULL((void*)0);

3475

char *host_data;

3476

3477

arg_type++;

3478

target_size = thunk_type_size(arg_type, 0);

3479

argptr = lock_user(VERIFY_READ0, arg, target_size, 1);

3480

if (!argptr) {

3481

ret = -TARGET_EFAULT14;

3482

goto out;

3483

}

3484

thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST1);

3485

unlock_user(argptr, arg, 0);

3486

3487

/* buf_temp is too small, so fetch things into a bigger buffer */

3488

big_buf = g_malloc0(((struct dm_ioctl*)buf_temp)->data_size * 2);

3489

memcpy(big_buf, buf_temp, target_size);

3490

buf_temp = big_buf;

3491

host_dm = big_buf;

3492

3493

guest_data = arg + host_dm->data_start;

3494

if ((guest_data - arg) < 0) {

3495

ret = -EINVAL22;

3496

goto out;

3497

}

3498

guest_data_size = host_dm->data_size - host_dm->data_start;

3499

host_data = (char*)host_dm + host_dm->data_start;

3500

3501

argptr = lock_user(VERIFY_READ0, guest_data, guest_data_size, 1);

3502

switch (ie->host_cmd) {

3503

case DM_REMOVE_ALL(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_REMOVE_ALL_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3504

case DM_LIST_DEVICES(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_LIST_DEVICES_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3505

case DM_DEV_CREATE(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_CREATE_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3506

case DM_DEV_REMOVE(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_REMOVE_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3507

case DM_DEV_SUSPEND(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_SUSPEND_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3508

case DM_DEV_STATUS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_STATUS_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3509

case DM_DEV_WAIT(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_WAIT_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3510

case DM_TABLE_STATUS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_STATUS_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3511

case DM_TABLE_CLEAR(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_CLEAR_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3512

case DM_TABLE_DEPS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_DEPS_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3513

case DM_LIST_VERSIONS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_LIST_VERSIONS_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3514

/* no input data */

3515

break;

3516

case DM_DEV_RENAME(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_RENAME_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3517

case DM_DEV_SET_GEOMETRY(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_SET_GEOMETRY_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3518

/* data contains only strings */

3519

memcpy(host_data, argptr, guest_data_size);

3520

break;

3521

case DM_TARGET_MSG(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TARGET_MSG_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3522

memcpy(host_data, argptr, guest_data_size);

3523

*(uint64_t*)host_data = tswap64(*(uint64_t*)argptr);

3524

break;

3525

case DM_TABLE_LOAD(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_LOAD_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3526

{

3527

void *gspec = argptr;

3528

void *cur_data = host_data;

3529

const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_target_spec)TYPE_STRUCT, STRUCT_dm_target_spec };

3530

int spec_size = thunk_type_size(arg_type, 0);

3531

int i;

3532

3533

for (i = 0; i < host_dm->target_count; i++) {

3534

struct dm_target_spec *spec = cur_data;

3535

uint32_t next;

3536

int slen;

3537

3538

thunk_convert(spec, gspec, arg_type, THUNK_HOST1);

3539

slen = strlen((char*)gspec + spec_size) + 1;

3540

next = spec->next;

3541

spec->next = sizeof(*spec) + slen;

3542

strcpy((char*)&spec[1], gspec + spec_size);

3543

gspec += next;

3544

cur_data += spec->next;

3545

}

3546

break;

3547

}

3548

default:

3549

ret = -TARGET_EINVAL22;

3550

goto out;

3551

}

3552

unlock_user(argptr, guest_data, 0);

3553

3554

ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));

3555

if (!is_error(ret)) {

3556

guest_data = arg + host_dm->data_start;

3557

guest_data_size = host_dm->data_size - host_dm->data_start;

3558

argptr = lock_user(VERIFY_WRITE1, guest_data, guest_data_size, 0);

3559

switch (ie->host_cmd) {

3560

case DM_REMOVE_ALL(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_REMOVE_ALL_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3561

case DM_DEV_CREATE(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_CREATE_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3562

case DM_DEV_REMOVE(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_REMOVE_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3563

case DM_DEV_RENAME(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_RENAME_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3564

case DM_DEV_SUSPEND(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_SUSPEND_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3565

case DM_DEV_STATUS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_STATUS_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3566

case DM_TABLE_LOAD(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_LOAD_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3567

case DM_TABLE_CLEAR(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_CLEAR_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3568

case DM_TARGET_MSG(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TARGET_MSG_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3569

case DM_DEV_SET_GEOMETRY(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_SET_GEOMETRY_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3570

/* no return data */

3571

break;

3572

case DM_LIST_DEVICES(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_LIST_DEVICES_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3573

{

3574

struct dm_name_list *nl = (void*)host_dm + host_dm->data_start;

3575

uint32_t remaining_data = guest_data_size;

3576

void *cur_data = argptr;

3577

const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_name_list)TYPE_STRUCT, STRUCT_dm_name_list };

3578

int nl_size = 12; /* can't use thunk_size due to alignment */

3579

3580

while (1) {

3581

uint32_t next = nl->next;

3582

if (next) {

3583

nl->next = nl_size + (strlen(nl->name) + 1);

3584

}

3585

if (remaining_data < nl->next) {

3586

host_dm->flags |= DM_BUFFER_FULL_FLAG(1 << 8);

3587

break;

3588

}

3589

thunk_convert(cur_data, nl, arg_type, THUNK_TARGET0);

3590

strcpy(cur_data + nl_size, nl->name);

3591

cur_data += nl->next;

3592

remaining_data -= nl->next;

3593

if (!next) {

3594

break;

3595

}

3596

nl = (void*)nl + next;

3597

}

3598

break;

3599

}

3600

case DM_DEV_WAIT(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_DEV_WAIT_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3601

case DM_TABLE_STATUS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_STATUS_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3602

{

3603

struct dm_target_spec *spec = (void*)host_dm + host_dm->data_start;

3604

void *cur_data = argptr;

3605

const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_target_spec)TYPE_STRUCT, STRUCT_dm_target_spec };

3606

int spec_size = thunk_type_size(arg_type, 0);

3607

int i;

3608

3609

for (i = 0; i < host_dm->target_count; i++) {

3610

uint32_t next = spec->next;

3611

int slen = strlen((char*)&spec[1]) + 1;

3612

spec->next = (cur_data - argptr) + spec_size + slen;

3613

if (guest_data_size < spec->next) {

3614

host_dm->flags |= DM_BUFFER_FULL_FLAG(1 << 8);

3615

break;

3616

}

3617

thunk_convert(cur_data, spec, arg_type, THUNK_TARGET0);

3618

strcpy(cur_data + spec_size, (char*)&spec[1]);

3619

cur_data = argptr + spec->next;

3620

spec = (void*)host_dm + host_dm->data_start + next;

3621

}

3622

break;

3623

}

3624

case DM_TABLE_DEPS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_TABLE_DEPS_CMD)) << 0) | ((((sizeof(struct dm_ioctl
)))) << ((0 +8)+8))):

3625

{

3626

void *hdata = (void*)host_dm + host_dm->data_start;

3627

int count = *(uint32_t*)hdata;

3628

uint64_t *hdev = hdata + 8;

3629

uint64_t *gdev = argptr + 8;

3630

int i;

3631

3632

*(uint32_t*)argptr = tswap32(count);

3633

for (i = 0; i < count; i++) {

3634

*gdev = tswap64(*hdev);

3635

gdev++;

3636

hdev++;

3637

}

3638

break;

3639

}

3640

case DM_LIST_VERSIONS(((2U|1U) << (((0 +8)+8)+14)) | (((0xfd)) << (0 +
8)) | (((DM_LIST_VERSIONS_CMD)) << 0) | ((((sizeof(struct
dm_ioctl)))) << ((0 +8)+8))):

3641

{

3642

struct dm_target_versions *vers = (void*)host_dm + host_dm->data_start;

3643

uint32_t remaining_data = guest_data_size;

3644

void *cur_data = argptr;

3645

const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_target_versions)TYPE_STRUCT, STRUCT_dm_target_versions };

3646

int vers_size = thunk_type_size(arg_type, 0);

3647

3648

while (1) {

3649

uint32_t next = vers->next;

3650

if (next) {

3651

vers->next = vers_size + (strlen(vers->name) + 1);

3652

}

3653

if (remaining_data < vers->next) {

3654

host_dm->flags |= DM_BUFFER_FULL_FLAG(1 << 8);

3655

break;

3656

}

3657

thunk_convert(cur_data, vers, arg_type, THUNK_TARGET0);

3658

strcpy(cur_data + vers_size, vers->name);

3659

cur_data += vers->next;

3660

remaining_data -= vers->next;

3661

if (!next) {

3662

break;

3663

}

3664

vers = (void*)vers + next;

3665

}

3666

break;

3667

}

3668

default:

3669

ret = -TARGET_EINVAL22;

3670

goto out;

3671

}

3672

unlock_user(argptr, guest_data, guest_data_size);

3673

3674

argptr = lock_user(VERIFY_WRITE1, arg, target_size, 0);

3675

if (!argptr) {

3676

ret = -TARGET_EFAULT14;

3677

goto out;

3678

}

3679

thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET0);

3680

unlock_user(argptr, arg, target_size);

3681

}

3682

out:

3683

g_free(big_buf);

3684

return ret;

3685

}

3686

3687

static abi_long do_ioctl_rt(const IOCTLEntry *ie, uint8_t *buf_temp,

3688

int fd, abi_long cmd, abi_long arg)

3689

{

3690

const argtype *arg_type = ie->arg_type;

3691

const StructEntry *se;

3692

const argtype *field_types;

3693

const int *dst_offsets, *src_offsets;

3694

int target_size;

3695

void *argptr;

3696

abi_ulong *target_rt_dev_ptr;

3697

unsigned long *host_rt_dev_ptr;

'host_rt_dev_ptr' declared without an initial value

→

3698

abi_long ret;

3699

int i;

3700

3701

assert(ie->access == IOC_W)((ie->access == 0x0002) ? (void) (0) : __assert_fail ("ie->access == 0x0002"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
3701, __PRETTY_FUNCTION__));

3702

assert(*arg_type == TYPE_PTR)((*arg_type == TYPE_PTR) ? (void) (0) : __assert_fail ("*arg_type == TYPE_PTR"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
3702, __PRETTY_FUNCTION__));

3703

arg_type++;

3704

assert(*arg_type == TYPE_STRUCT)((*arg_type == TYPE_STRUCT) ? (void) (0) : __assert_fail ("*arg_type == TYPE_STRUCT"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
3704, __PRETTY_FUNCTION__));

3705

target_size = thunk_type_size(arg_type, 0);

3706

argptr = lock_user(VERIFY_READ0, arg, target_size, 1);

3707

if (!argptr) {

←

Assuming 'argptr' is non-null

→

←

Taking false branch

→

3708

return -TARGET_EFAULT14;

3709

}

3710

arg_type++;

3711

assert(*arg_type == (int)STRUCT_rtentry)((*arg_type == (int)STRUCT_rtentry) ? (void) (0) : __assert_fail
("*arg_type == (int)STRUCT_rtentry", "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 3711, __PRETTY_FUNCTION__));

3712

se = struct_entries + *arg_type++;

3713

assert(se->convert[0] == NULL)((se->convert[0] == ((void*)0)) ? (void) (0) : __assert_fail
("se->convert[0] == ((void*)0)", "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 3713, __PRETTY_FUNCTION__));

3714

/* convert struct here to be able to catch rt_dev string */

3715

field_types = se->field_types;

3716

dst_offsets = se->field_offsets[THUNK_HOST1];

3717

src_offsets = se->field_offsets[THUNK_TARGET0];

3718

for (i = 0; i < se->nb_fields; i++) {

←

Loop condition is false. Execution continues on line 3740

→

3719

if (dst_offsets[i] == offsetof(struct rtentry, rt_dev)__builtin_offsetof(struct rtentry, rt_dev)) {

3720

assert(*field_types == TYPE_PTRVOID)((*field_types == TYPE_PTRVOID) ? (void) (0) : __assert_fail (
"*field_types == TYPE_PTRVOID", "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 3720, __PRETTY_FUNCTION__));

3721

target_rt_dev_ptr = (abi_ulong *)(argptr + src_offsets[i]);

3722

host_rt_dev_ptr = (unsigned long *)(buf_temp + dst_offsets[i]);

3723

if (*target_rt_dev_ptr != 0) {

3724

*host_rt_dev_ptr = (unsigned long)lock_user_string(

3725

tswapal(*target_rt_dev_ptr));

3726

if (!*host_rt_dev_ptr) {

3727

unlock_user(argptr, arg, 0);

3728

return -TARGET_EFAULT14;

3729

}

3730

} else {

3731

*host_rt_dev_ptr = 0;

3732

}

3733

field_types++;

3734

continue;

3735

}

3736

field_types = thunk_convert(buf_temp + dst_offsets[i],

3737

argptr + src_offsets[i],

3738

field_types, THUNK_HOST1);

3739

}

3740

unlock_user(argptr, arg, 0);

3741

3742

ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));

3743

if (*host_rt_dev_ptr != 0) {

←

Dereference of undefined pointer value

3744

unlock_user((void *)*host_rt_dev_ptr,

3745

*target_rt_dev_ptr, 0);

3746

}

3747

return ret;

3748

}

3749

3750

static IOCTLEntry ioctl_entries[] = {

3751

#define IOCTL(cmd, access, ...){ TARGET_cmd, cmd, "cmd", access, 0, { ... } }, \

3752

{ TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } },

3753

#define IOCTL_SPECIAL(cmd, access, dofn, ...){ TARGET_cmd, cmd, "cmd", access, dofn, { ... } }, \

3754

{ TARGET_ ## cmd, cmd, #cmd, access, dofn, { __VA_ARGS__ } },

3755

#include "ioctls.h"

3756

{ 0, 0, },

3757

};

3758

3759

/* ??? Implement proper locking for ioctls. */

3760

/* do_ioctl() Must return target values and target errnos. */

3761

static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg)

3762

{

3763

const IOCTLEntry *ie;

3764

const argtype *arg_type;

3765

abi_long ret;

3766

uint8_t buf_temp[MAX_STRUCT_SIZE4096];

3767

int target_size;

3768

void *argptr;

3769

3770

ie = ioctl_entries;

3771

for(;;) {

3772

if (ie->target_cmd == 0) {

3773

gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd);

3774

return -TARGET_ENOSYS38;

3775

}

3776

if (ie->target_cmd == cmd)

3777

break;

3778

ie++;

3779

}

3780

arg_type = ie->arg_type;

3781

#if defined(DEBUG)

3782

gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name);

3783

#endif

3784

if (ie->do_ioctl) {

3785

return ie->do_ioctl(ie, buf_temp, fd, cmd, arg);

3786

}

3787

3788

switch(arg_type[0]) {

3789

case TYPE_NULL:

3790

/* no argument */

3791

ret = get_errno(ioctl(fd, ie->host_cmd));

3792

break;

3793

case TYPE_PTRVOID:

3794

case TYPE_INT:

3795

/* int argment */

3796

ret = get_errno(ioctl(fd, ie->host_cmd, arg));

3797

break;

3798

case TYPE_PTR:

3799

arg_type++;

3800

target_size = thunk_type_size(arg_type, 0);

3801

switch(ie->access) {

3802

case IOC_R0x0001:

3803

ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));

3804

if (!is_error(ret)) {

3805

argptr = lock_user(VERIFY_WRITE1, arg, target_size, 0);

3806

if (!argptr)

3807

return -TARGET_EFAULT14;

3808

thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET0);

3809

unlock_user(argptr, arg, target_size);

3810

}

3811

break;

3812

case IOC_W0x0002:

3813

argptr = lock_user(VERIFY_READ0, arg, target_size, 1);

3814

if (!argptr)

3815

return -TARGET_EFAULT14;

3816

thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST1);

3817

unlock_user(argptr, arg, 0);

3818

ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));

3819

break;

3820

default:

3821

case IOC_RW(0x0001 | 0x0002):

3822

argptr = lock_user(VERIFY_READ0, arg, target_size, 1);

3823

if (!argptr)

3824

return -TARGET_EFAULT14;

3825

thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST1);

3826

unlock_user(argptr, arg, 0);

3827

ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));

3828

if (!is_error(ret)) {

3829

argptr = lock_user(VERIFY_WRITE1, arg, target_size, 0);

3830

if (!argptr)

3831

return -TARGET_EFAULT14;

3832

thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET0);

3833

unlock_user(argptr, arg, target_size);

3834

}

3835

break;

3836

}

3837

break;

3838

default:

3839

gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n",

3840

(long)cmd, arg_type[0]);

3841

ret = -TARGET_ENOSYS38;

3842

break;

3843

}

3844

return ret;

3845

}

3846

3847

static const bitmask_transtbl iflag_tbl[] = {

3848

{ TARGET_IGNBRK0000001, TARGET_IGNBRK0000001, IGNBRK0000001, IGNBRK0000001 },

3849

{ TARGET_BRKINT0000002, TARGET_BRKINT0000002, BRKINT0000002, BRKINT0000002 },

3850

{ TARGET_IGNPAR0000004, TARGET_IGNPAR0000004, IGNPAR0000004, IGNPAR0000004 },

3851

{ TARGET_PARMRK0000010, TARGET_PARMRK0000010, PARMRK0000010, PARMRK0000010 },

3852

{ TARGET_INPCK0000020, TARGET_INPCK0000020, INPCK0000020, INPCK0000020 },

3853

{ TARGET_ISTRIP0000040, TARGET_ISTRIP0000040, ISTRIP0000040, ISTRIP0000040 },

3854

{ TARGET_INLCR0000100, TARGET_INLCR0000100, INLCR0000100, INLCR0000100 },

3855

{ TARGET_IGNCR0000200, TARGET_IGNCR0000200, IGNCR0000200, IGNCR0000200 },

3856

{ TARGET_ICRNL0000400, TARGET_ICRNL0000400, ICRNL0000400, ICRNL0000400 },

3857

{ TARGET_IUCLC0001000, TARGET_IUCLC0001000, IUCLC0001000, IUCLC0001000 },

3858

{ TARGET_IXON0002000, TARGET_IXON0002000, IXON0002000, IXON0002000 },

3859

{ TARGET_IXANY0004000, TARGET_IXANY0004000, IXANY0004000, IXANY0004000 },

3860

{ TARGET_IXOFF0010000, TARGET_IXOFF0010000, IXOFF0010000, IXOFF0010000 },

3861

{ TARGET_IMAXBEL0020000, TARGET_IMAXBEL0020000, IMAXBEL0020000, IMAXBEL0020000 },

3862

{ 0, 0, 0, 0 }

3863

};

3864

3865

static const bitmask_transtbl oflag_tbl[] = {

3866

{ TARGET_OPOST0000001, TARGET_OPOST0000001, OPOST0000001, OPOST0000001 },

3867

{ TARGET_OLCUC0000002, TARGET_OLCUC0000002, OLCUC0000002, OLCUC0000002 },

3868

{ TARGET_ONLCR0000004, TARGET_ONLCR0000004, ONLCR0000004, ONLCR0000004 },

3869

{ TARGET_OCRNL0000010, TARGET_OCRNL0000010, OCRNL0000010, OCRNL0000010 },

3870

{ TARGET_ONOCR0000020, TARGET_ONOCR0000020, ONOCR0000020, ONOCR0000020 },

3871

{ TARGET_ONLRET0000040, TARGET_ONLRET0000040, ONLRET0000040, ONLRET0000040 },

3872

{ TARGET_OFILL0000100, TARGET_OFILL0000100, OFILL0000100, OFILL0000100 },

3873

{ TARGET_OFDEL0000200, TARGET_OFDEL0000200, OFDEL0000200, OFDEL0000200 },

3874

{ TARGET_NLDLY0000400, TARGET_NL00000000, NLDLY0000400, NL00000000 },

3875

{ TARGET_NLDLY0000400, TARGET_NL10000400, NLDLY0000400, NL10000400 },

3876

{ TARGET_CRDLY0003000, TARGET_CR00000000, CRDLY0003000, CR00000000 },

3877

{ TARGET_CRDLY0003000, TARGET_CR10001000, CRDLY0003000, CR10001000 },

3878

{ TARGET_CRDLY0003000, TARGET_CR20002000, CRDLY0003000, CR20002000 },

3879

{ TARGET_CRDLY0003000, TARGET_CR30003000, CRDLY0003000, CR30003000 },

3880

{ TARGET_TABDLY0014000, TARGET_TAB00000000, TABDLY0014000, TAB00000000 },

3881

{ TARGET_TABDLY0014000, TARGET_TAB10004000, TABDLY0014000, TAB10004000 },

3882

{ TARGET_TABDLY0014000, TARGET_TAB20010000, TABDLY0014000, TAB20010000 },

3883

{ TARGET_TABDLY0014000, TARGET_TAB30014000, TABDLY0014000, TAB30014000 },

3884

{ TARGET_BSDLY0020000, TARGET_BS00000000, BSDLY0020000, BS00000000 },

3885

{ TARGET_BSDLY0020000, TARGET_BS10020000, BSDLY0020000, BS10020000 },

3886

{ TARGET_VTDLY0040000, TARGET_VT00000000, VTDLY0040000, VT00000000 },

3887

{ TARGET_VTDLY0040000, TARGET_VT10040000, VTDLY0040000, VT10040000 },

3888

{ TARGET_FFDLY0100000, TARGET_FF00000000, FFDLY0100000, FF00000000 },

3889

{ TARGET_FFDLY0100000, TARGET_FF10100000, FFDLY0100000, FF10100000 },

3890

{ 0, 0, 0, 0 }

3891

};

3892

3893

static const bitmask_transtbl cflag_tbl[] = {

3894

{ TARGET_CBAUD0010017, TARGET_B00000000, CBAUD0010017, B00000000 },

3895

{ TARGET_CBAUD0010017, TARGET_B500000001, CBAUD0010017, B500000001 },

3896

{ TARGET_CBAUD0010017, TARGET_B750000002, CBAUD0010017, B750000002 },

3897

{ TARGET_CBAUD0010017, TARGET_B1100000003, CBAUD0010017, B1100000003 },

3898

{ TARGET_CBAUD0010017, TARGET_B1340000004, CBAUD0010017, B1340000004 },

3899

{ TARGET_CBAUD0010017, TARGET_B1500000005, CBAUD0010017, B1500000005 },

3900

{ TARGET_CBAUD0010017, TARGET_B2000000006, CBAUD0010017, B2000000006 },

3901

{ TARGET_CBAUD0010017, TARGET_B3000000007, CBAUD0010017, B3000000007 },

3902

{ TARGET_CBAUD0010017, TARGET_B6000000010, CBAUD0010017, B6000000010 },

3903

{ TARGET_CBAUD0010017, TARGET_B12000000011, CBAUD0010017, B12000000011 },

3904

{ TARGET_CBAUD0010017, TARGET_B18000000012, CBAUD0010017, B18000000012 },

3905

{ TARGET_CBAUD0010017, TARGET_B24000000013, CBAUD0010017, B24000000013 },

3906

{ TARGET_CBAUD0010017, TARGET_B48000000014, CBAUD0010017, B48000000014 },

3907

{ TARGET_CBAUD0010017, TARGET_B96000000015, CBAUD0010017, B96000000015 },

3908

{ TARGET_CBAUD0010017, TARGET_B192000000016, CBAUD0010017, B192000000016 },

3909

{ TARGET_CBAUD0010017, TARGET_B384000000017, CBAUD0010017, B384000000017 },

3910

{ TARGET_CBAUD0010017, TARGET_B576000010001, CBAUD0010017, B576000010001 },

3911

{ TARGET_CBAUD0010017, TARGET_B1152000010002, CBAUD0010017, B1152000010002 },

3912

{ TARGET_CBAUD0010017, TARGET_B2304000010003, CBAUD0010017, B2304000010003 },

3913

{ TARGET_CBAUD0010017, TARGET_B4608000010004, CBAUD0010017, B4608000010004 },

3914

{ TARGET_CSIZE0000060, TARGET_CS50000000, CSIZE0000060, CS50000000 },

3915

{ TARGET_CSIZE0000060, TARGET_CS60000020, CSIZE0000060, CS60000020 },

3916

{ TARGET_CSIZE0000060, TARGET_CS70000040, CSIZE0000060, CS70000040 },

3917

{ TARGET_CSIZE0000060, TARGET_CS80000060, CSIZE0000060, CS80000060 },

3918

{ TARGET_CSTOPB0000100, TARGET_CSTOPB0000100, CSTOPB0000100, CSTOPB0000100 },

3919

{ TARGET_CREAD0000200, TARGET_CREAD0000200, CREAD0000200, CREAD0000200 },

3920

{ TARGET_PARENB0000400, TARGET_PARENB0000400, PARENB0000400, PARENB0000400 },

3921

{ TARGET_PARODD0001000, TARGET_PARODD0001000, PARODD0001000, PARODD0001000 },

3922

{ TARGET_HUPCL0002000, TARGET_HUPCL0002000, HUPCL0002000, HUPCL0002000 },

3923

{ TARGET_CLOCAL0004000, TARGET_CLOCAL0004000, CLOCAL0004000, CLOCAL0004000 },

3924

{ TARGET_CRTSCTS020000000000, TARGET_CRTSCTS020000000000, CRTSCTS020000000000, CRTSCTS020000000000 },

3925

{ 0, 0, 0, 0 }

3926

};

3927

3928

static const bitmask_transtbl lflag_tbl[] = {

3929

{ TARGET_ISIG0000001, TARGET_ISIG0000001, ISIG0000001, ISIG0000001 },

3930

{ TARGET_ICANON0000002, TARGET_ICANON0000002, ICANON0000002, ICANON0000002 },

3931

{ TARGET_XCASE0000004, TARGET_XCASE0000004, XCASE0000004, XCASE0000004 },

3932

{ TARGET_ECHO0000010, TARGET_ECHO0000010, ECHO0000010, ECHO0000010 },

3933

{ TARGET_ECHOE0000020, TARGET_ECHOE0000020, ECHOE0000020, ECHOE0000020 },

3934

{ TARGET_ECHOK0000040, TARGET_ECHOK0000040, ECHOK0000040, ECHOK0000040 },

3935

{ TARGET_ECHONL0000100, TARGET_ECHONL0000100, ECHONL0000100, ECHONL0000100 },

3936

{ TARGET_NOFLSH0000200, TARGET_NOFLSH0000200, NOFLSH0000200, NOFLSH0000200 },

3937

{ TARGET_TOSTOP0000400, TARGET_TOSTOP0000400, TOSTOP0000400, TOSTOP0000400 },

3938

{ TARGET_ECHOCTL0001000, TARGET_ECHOCTL0001000, ECHOCTL0001000, ECHOCTL0001000 },

3939

{ TARGET_ECHOPRT0002000, TARGET_ECHOPRT0002000, ECHOPRT0002000, ECHOPRT0002000 },

3940

{ TARGET_ECHOKE0004000, TARGET_ECHOKE0004000, ECHOKE0004000, ECHOKE0004000 },

3941

{ TARGET_FLUSHO0010000, TARGET_FLUSHO0010000, FLUSHO0010000, FLUSHO0010000 },

3942

{ TARGET_PENDIN0040000, TARGET_PENDIN0040000, PENDIN0040000, PENDIN0040000 },

3943

{ TARGET_IEXTEN0100000, TARGET_IEXTEN0100000, IEXTEN0100000, IEXTEN0100000 },

3944

{ 0, 0, 0, 0 }

3945

};

3946

3947

static void target_to_host_termios (void *dst, const void *src)

3948

{

3949

struct host_termios *host = dst;

3950

const struct target_termios *target = src;

3951

3952

host->c_iflag =

3953

target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl);

3954

host->c_oflag =

3955

target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl);

3956

host->c_cflag =

3957

target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl);

3958

host->c_lflag =

3959

target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl);

3960

host->c_line = target->c_line;

3961

3962

memset(host->c_cc, 0, sizeof(host->c_cc));

3963

host->c_cc[VINTR0] = target->c_cc[TARGET_VINTR0];

3964

host->c_cc[VQUIT1] = target->c_cc[TARGET_VQUIT1];

3965

host->c_cc[VERASE2] = target->c_cc[TARGET_VERASE2];

3966

host->c_cc[VKILL3] = target->c_cc[TARGET_VKILL3];

3967

host->c_cc[VEOF4] = target->c_cc[TARGET_VEOF4];

3968

host->c_cc[VTIME5] = target->c_cc[TARGET_VTIME5];

3969

host->c_cc[VMIN6] = target->c_cc[TARGET_VMIN6];

3970

host->c_cc[VSWTC7] = target->c_cc[TARGET_VSWTC7];

3971

host->c_cc[VSTART8] = target->c_cc[TARGET_VSTART8];

3972

host->c_cc[VSTOP9] = target->c_cc[TARGET_VSTOP9];

3973

host->c_cc[VSUSP10] = target->c_cc[TARGET_VSUSP10];

3974

host->c_cc[VEOL11] = target->c_cc[TARGET_VEOL11];

3975

host->c_cc[VREPRINT12] = target->c_cc[TARGET_VREPRINT12];

3976

host->c_cc[VDISCARD13] = target->c_cc[TARGET_VDISCARD13];

3977

host->c_cc[VWERASE14] = target->c_cc[TARGET_VWERASE14];

3978

host->c_cc[VLNEXT15] = target->c_cc[TARGET_VLNEXT15];

3979

host->c_cc[VEOL216] = target->c_cc[TARGET_VEOL216];

3980

}

3981

3982

static void host_to_target_termios (void *dst, const void *src)

3983

{

3984

struct target_termios *target = dst;

3985

const struct host_termios *host = src;

3986

3987

target->c_iflag =

3988

tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl));

3989

target->c_oflag =

3990

tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl));

3991

target->c_cflag =

3992

tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl));

3993

target->c_lflag =

3994

tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl));

3995

target->c_line = host->c_line;

3996

3997

memset(target->c_cc, 0, sizeof(target->c_cc));

3998

target->c_cc[TARGET_VINTR0] = host->c_cc[VINTR0];

3999

target->c_cc[TARGET_VQUIT1] = host->c_cc[VQUIT1];

4000

target->c_cc[TARGET_VERASE2] = host->c_cc[VERASE2];

4001

target->c_cc[TARGET_VKILL3] = host->c_cc[VKILL3];

4002

target->c_cc[TARGET_VEOF4] = host->c_cc[VEOF4];

4003

target->c_cc[TARGET_VTIME5] = host->c_cc[VTIME5];

4004

target->c_cc[TARGET_VMIN6] = host->c_cc[VMIN6];

4005

target->c_cc[TARGET_VSWTC7] = host->c_cc[VSWTC7];

4006

target->c_cc[TARGET_VSTART8] = host->c_cc[VSTART8];

4007

target->c_cc[TARGET_VSTOP9] = host->c_cc[VSTOP9];

4008

target->c_cc[TARGET_VSUSP10] = host->c_cc[VSUSP10];

4009

target->c_cc[TARGET_VEOL11] = host->c_cc[VEOL11];

4010

target->c_cc[TARGET_VREPRINT12] = host->c_cc[VREPRINT12];

4011

target->c_cc[TARGET_VDISCARD13] = host->c_cc[VDISCARD13];

4012

target->c_cc[TARGET_VWERASE14] = host->c_cc[VWERASE14];

4013

target->c_cc[TARGET_VLNEXT15] = host->c_cc[VLNEXT15];

4014

target->c_cc[TARGET_VEOL216] = host->c_cc[VEOL216];

4015

}

4016

4017

static const StructEntry struct_termios_def = {

4018

.convert = { host_to_target_termios, target_to_host_termios },

4019

.size = { sizeof(struct target_termios), sizeof(struct host_termios) },

4020

.align = { __alignof__(struct target_termios), __alignof__(struct host_termios) },

4021

};

4022

4023

static bitmask_transtbl mmap_flags_tbl[] = {

4024

{ TARGET_MAP_SHARED0x01, TARGET_MAP_SHARED0x01, MAP_SHARED0x01, MAP_SHARED0x01 },

4025

{ TARGET_MAP_PRIVATE0x02, TARGET_MAP_PRIVATE0x02, MAP_PRIVATE0x02, MAP_PRIVATE0x02 },

4026

{ TARGET_MAP_FIXED0x10, TARGET_MAP_FIXED0x10, MAP_FIXED0x10, MAP_FIXED0x10 },

4027

{ TARGET_MAP_ANONYMOUS0x20, TARGET_MAP_ANONYMOUS0x20, MAP_ANONYMOUS0x20, MAP_ANONYMOUS0x20 },

4028

{ TARGET_MAP_GROWSDOWN0x0100, TARGET_MAP_GROWSDOWN0x0100, MAP_GROWSDOWN0x00100, MAP_GROWSDOWN0x00100 },

4029

{ TARGET_MAP_DENYWRITE0x0800, TARGET_MAP_DENYWRITE0x0800, MAP_DENYWRITE0x00800, MAP_DENYWRITE0x00800 },

4030

{ TARGET_MAP_EXECUTABLE0x1000, TARGET_MAP_EXECUTABLE0x1000, MAP_EXECUTABLE0x01000, MAP_EXECUTABLE0x01000 },

4031

{ TARGET_MAP_LOCKED0x2000, TARGET_MAP_LOCKED0x2000, MAP_LOCKED0x02000, MAP_LOCKED0x02000 },

4032

{ 0, 0, 0, 0 }

4033

};

4034

4035

#if defined(TARGET_I3861)

4036

4037

/* NOTE: there is really one LDT for all the threads */

4038

static uint8_t *ldt_table;

4039

4040

static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount)

4041

{

4042

int size;

4043

void *p;

4044

4045

if (!ldt_table)

4046

return 0;

4047

size = TARGET_LDT_ENTRIES8192 * TARGET_LDT_ENTRY_SIZE8;

4048

if (size > bytecount)

4049

size = bytecount;

4050

p = lock_user(VERIFY_WRITE1, ptr, size, 0);

4051

if (!p)

4052

return -TARGET_EFAULT14;

4053

/* ??? Should this by byteswapped? */

4054

memcpy(p, ldt_table, size);

4055

unlock_user(p, ptr, size);

4056

return size;

4057

}

4058

4059

/* XXX: add locking support */

4060

static abi_long write_ldt(CPUX86State *env,

4061

abi_ulong ptr, unsigned long bytecount, int oldmode)

4062

{

4063

struct target_modify_ldt_ldt_s ldt_info;

4064

struct target_modify_ldt_ldt_s *target_ldt_info;

4065

int seg_32bit, contents, read_exec_only, limit_in_pages;

4066

int seg_not_present, useable, lm;

4067

uint32_t *lp, entry_1, entry_2;

4068

4069

if (bytecount != sizeof(ldt_info))

4070

return -TARGET_EINVAL22;

4071

if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)(target_ldt_info = lock_user(0, ptr, sizeof(*target_ldt_info)
, 1)))

4072

return -TARGET_EFAULT14;

4073

ldt_info.entry_number = tswap32(target_ldt_info->entry_number);

4074

ldt_info.base_addr = tswapal(target_ldt_info->base_addr);

4075

ldt_info.limit = tswap32(target_ldt_info->limit);

4076

ldt_info.flags = tswap32(target_ldt_info->flags);

4077

unlock_user_struct(target_ldt_info, ptr, 0)unlock_user(target_ldt_info, ptr, (0) ? sizeof(*target_ldt_info
) : 0);

4078

4079

if (ldt_info.entry_number >= TARGET_LDT_ENTRIES8192)

4080

return -TARGET_EINVAL22;

4081

seg_32bit = ldt_info.flags & 1;

4082

contents = (ldt_info.flags >> 1) & 3;

4083

read_exec_only = (ldt_info.flags >> 3) & 1;

4084

limit_in_pages = (ldt_info.flags >> 4) & 1;

4085

seg_not_present = (ldt_info.flags >> 5) & 1;

4086

useable = (ldt_info.flags >> 6) & 1;

4087

#ifdef TARGET_ABI32

4088

lm = 0;

4089

#else

4090

lm = (ldt_info.flags >> 7) & 1;

4091

#endif

4092

if (contents == 3) {

4093

if (oldmode)

4094

return -TARGET_EINVAL22;

4095

if (seg_not_present == 0)

4096

return -TARGET_EINVAL22;

4097

}

4098

/* allocate the LDT */

4099

if (!ldt_table) {

4100

env->ldt.base = target_mmap(0,

4101

TARGET_LDT_ENTRIES8192 * TARGET_LDT_ENTRY_SIZE8,

4102

PROT_READ0x1|PROT_WRITE0x2,

4103

MAP_ANONYMOUS0x20|MAP_PRIVATE0x02, -1, 0);

4104

if (env->ldt.base == -1)

4105

return -TARGET_ENOMEM12;

4106

memset(g2h(env->ldt.base)((void *)((unsigned long)(target_ulong)(env->ldt.base) + guest_base
)), 0,

4107

TARGET_LDT_ENTRIES8192 * TARGET_LDT_ENTRY_SIZE8);

4108

env->ldt.limit = 0xffff;

4109

ldt_table = g2h(env->ldt.base)((void *)((unsigned long)(target_ulong)(env->ldt.base) + guest_base
));

4110

}

4111

4112

/* NOTE: same code as Linux kernel */

4113

/* Allow LDTs to be cleared by the user. */

4114

if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {

4115

if (oldmode ||

4116

(contents == 0 &&

4117

read_exec_only == 1 &&

4118

seg_32bit == 0 &&

4119

limit_in_pages == 0 &&

4120

seg_not_present == 1 &&

4121

useable == 0 )) {

4122

entry_1 = 0;

4123

entry_2 = 0;

4124

goto install;

4125

}

4126

}

4127

4128

entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |

4129

(ldt_info.limit & 0x0ffff);

4130

entry_2 = (ldt_info.base_addr & 0xff000000) |

4131

((ldt_info.base_addr & 0x00ff0000) >> 16) |

4132

(ldt_info.limit & 0xf0000) |

4133

((read_exec_only ^ 1) << 9) |

4134

(contents << 10) |

4135

((seg_not_present ^ 1) << 15) |

4136

(seg_32bit << 22) |

4137

(limit_in_pages << 23) |

4138

(lm << 21) |

4139

0x7000;

4140

if (!oldmode)

4141

entry_2 |= (useable << 20);

4142

4143

/* Install the new entry ... */

4144

install:

4145

lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));

4146

lp[0] = tswap32(entry_1);

4147

lp[1] = tswap32(entry_2);

4148

return 0;

4149

}

4150

4151

/* specific and weird i386 syscalls */

4152

static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr,

4153

unsigned long bytecount)

4154

{

4155

abi_long ret;

4156

4157

switch (func) {

4158

case 0:

4159

ret = read_ldt(ptr, bytecount);

4160

break;

4161

case 1:

4162

ret = write_ldt(env, ptr, bytecount, 1);

4163

break;

4164

case 0x11:

4165

ret = write_ldt(env, ptr, bytecount, 0);

4166

break;

4167

default:

4168

ret = -TARGET_ENOSYS38;

4169

break;

4170

}

4171

return ret;

4172

}

4173

4174

#if defined(TARGET_I3861) && defined(TARGET_ABI32)

4175

abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr)

4176

{

4177

uint64_t *gdt_table = g2h(env->gdt.base)((void *)((unsigned long)(target_ulong)(env->gdt.base) + guest_base
));

4178

struct target_modify_ldt_ldt_s ldt_info;

4179

struct target_modify_ldt_ldt_s *target_ldt_info;

4180

int seg_32bit, contents, read_exec_only, limit_in_pages;

4181

int seg_not_present, useable, lm;

4182

uint32_t *lp, entry_1, entry_2;

4183

int i;

4184

4185

lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1)(target_ldt_info = lock_user(1, ptr, sizeof(*target_ldt_info)
, 1));

4186

if (!target_ldt_info)

4187

return -TARGET_EFAULT14;

4188

ldt_info.entry_number = tswap32(target_ldt_info->entry_number);

4189

ldt_info.base_addr = tswapal(target_ldt_info->base_addr);

4190

ldt_info.limit = tswap32(target_ldt_info->limit);

4191

ldt_info.flags = tswap32(target_ldt_info->flags);

4192

if (ldt_info.entry_number == -1) {

4193

for (i=TARGET_GDT_ENTRY_TLS_MIN12; i<=TARGET_GDT_ENTRY_TLS_MAX14; i++) {

4194

if (gdt_table[i] == 0) {

4195

ldt_info.entry_number = i;

4196

target_ldt_info->entry_number = tswap32(i);

4197

break;

4198

}

4199

}

4200

}

4201

unlock_user_struct(target_ldt_info, ptr, 1)unlock_user(target_ldt_info, ptr, (1) ? sizeof(*target_ldt_info
) : 0);

4202

4203

if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN12 ||

4204

ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX14)

4205

return -TARGET_EINVAL22;

4206

seg_32bit = ldt_info.flags & 1;

4207

contents = (ldt_info.flags >> 1) & 3;

4208

read_exec_only = (ldt_info.flags >> 3) & 1;

4209

limit_in_pages = (ldt_info.flags >> 4) & 1;

4210

seg_not_present = (ldt_info.flags >> 5) & 1;

4211

useable = (ldt_info.flags >> 6) & 1;

4212

#ifdef TARGET_ABI32

4213

lm = 0;

4214

#else

4215

lm = (ldt_info.flags >> 7) & 1;

4216

#endif

4217

4218

if (contents == 3) {

4219

if (seg_not_present == 0)

4220

return -TARGET_EINVAL22;

4221

}

4222

4223

/* NOTE: same code as Linux kernel */

4224

/* Allow LDTs to be cleared by the user. */

4225

if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {

4226

if ((contents == 0 &&

4227

read_exec_only == 1 &&

4228

seg_32bit == 0 &&

4229

limit_in_pages == 0 &&

4230

seg_not_present == 1 &&

4231

useable == 0 )) {

4232

entry_1 = 0;

4233

entry_2 = 0;

4234

goto install;

4235

}

4236

}

4237

4238

entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |

4239

(ldt_info.limit & 0x0ffff);

4240

entry_2 = (ldt_info.base_addr & 0xff000000) |

4241

((ldt_info.base_addr & 0x00ff0000) >> 16) |

4242

(ldt_info.limit & 0xf0000) |

4243

((read_exec_only ^ 1) << 9) |

4244

(contents << 10) |

4245

((seg_not_present ^ 1) << 15) |

4246

(seg_32bit << 22) |

4247

(limit_in_pages << 23) |

4248

(useable << 20) |

4249

(lm << 21) |

4250

0x7000;

4251

4252

/* Install the new entry ... */

4253

install:

4254

lp = (uint32_t *)(gdt_table + ldt_info.entry_number);

4255

lp[0] = tswap32(entry_1);

4256

lp[1] = tswap32(entry_2);

4257

return 0;

4258

}

4259

4260

static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr)

4261

{

4262

struct target_modify_ldt_ldt_s *target_ldt_info;

4263

uint64_t *gdt_table = g2h(env->gdt.base)((void *)((unsigned long)(target_ulong)(env->gdt.base) + guest_base
));

4264

uint32_t base_addr, limit, flags;

4265

int seg_32bit, contents, read_exec_only, limit_in_pages, idx;

4266

int seg_not_present, useable, lm;

4267

uint32_t *lp, entry_1, entry_2;

4268

4269

lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1)(target_ldt_info = lock_user(1, ptr, sizeof(*target_ldt_info)
, 1));

4270

if (!target_ldt_info)

4271

return -TARGET_EFAULT14;

4272

idx = tswap32(target_ldt_info->entry_number);

4273

if (idx < TARGET_GDT_ENTRY_TLS_MIN12 ||

4274

idx > TARGET_GDT_ENTRY_TLS_MAX14) {

4275

unlock_user_struct(target_ldt_info, ptr, 1)unlock_user(target_ldt_info, ptr, (1) ? sizeof(*target_ldt_info
) : 0);

4276

return -TARGET_EINVAL22;

4277

}

4278

lp = (uint32_t *)(gdt_table + idx);

4279

entry_1 = tswap32(lp[0]);

4280

entry_2 = tswap32(lp[1]);

4281

4282

read_exec_only = ((entry_2 >> 9) & 1) ^ 1;

4283

contents = (entry_2 >> 10) & 3;

4284

seg_not_present = ((entry_2 >> 15) & 1) ^ 1;

4285

seg_32bit = (entry_2 >> 22) & 1;

4286

limit_in_pages = (entry_2 >> 23) & 1;

4287

useable = (entry_2 >> 20) & 1;

4288

#ifdef TARGET_ABI32

4289

lm = 0;

4290

#else

4291

lm = (entry_2 >> 21) & 1;

4292

#endif

4293

flags = (seg_32bit << 0) | (contents << 1) |

4294

(read_exec_only << 3) | (limit_in_pages << 4) |

4295

(seg_not_present << 5) | (useable << 6) | (lm << 7);

4296

limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000);

4297

base_addr = (entry_1 >> 16) |

4298

(entry_2 & 0xff000000) |

4299

((entry_2 & 0xff) << 16);

4300

target_ldt_info->base_addr = tswapal(base_addr);

4301

target_ldt_info->limit = tswap32(limit);

4302

target_ldt_info->flags = tswap32(flags);

4303

unlock_user_struct(target_ldt_info, ptr, 1)unlock_user(target_ldt_info, ptr, (1) ? sizeof(*target_ldt_info
) : 0);

4304

return 0;

4305

}

4306

#endif /* TARGET_I386 && TARGET_ABI32 */

4307

4308

#ifndef TARGET_ABI32

4309

abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr)

4310

{

4311

abi_long ret = 0;

4312

abi_ulong val;

4313

int idx;

4314

4315

switch(code) {

4316

case TARGET_ARCH_SET_GS0x1001:

4317

case TARGET_ARCH_SET_FS0x1002:

4318

if (code == TARGET_ARCH_SET_GS0x1001)

4319

idx = R_GS5;

4320

else

4321

idx = R_FS4;

4322

cpu_x86_load_seg(env, idx, 0);

4323

env->segs[idx].base = addr;

4324

break;

4325

case TARGET_ARCH_GET_GS0x1004:

4326

case TARGET_ARCH_GET_FS0x1003:

4327

if (code == TARGET_ARCH_GET_GS0x1004)

4328

idx = R_GS5;

4329

else

4330

idx = R_FS4;

4331

val = env->segs[idx].base;

4332

if (put_user(val, addr, abi_ulong)({ abi_ulong __gaddr = (addr); abi_ulong *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(abi_ulong), 0)))
{ __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), ((val))), 0)
; unlock_user(__hptr, __gaddr, sizeof(abi_ulong)); } else __ret
= -14; __ret; }))

4333

ret = -TARGET_EFAULT14;

4334

break;

4335

default:

4336

ret = -TARGET_EINVAL22;

4337

break;

4338

}

4339

return ret;

4340

}

4341

#endif

4342

4343

#endif /* defined(TARGET_I386) */

4344

4345

#define NEW_STACK_SIZE0x40000 0x40000

4346

4347

4348

static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER{ { 0, 0, 0, 0, 0, 0, { 0, 0 } } };

4349

typedef struct {

4350

CPUArchStatestruct CPUX86State *env;

4351

pthread_mutex_t mutex;

4352

pthread_cond_t cond;

4353

pthread_t thread;

4354

uint32_t tid;

4355

abi_ulong child_tidptr;

4356

abi_ulong parent_tidptr;

4357

sigset_t sigmask;

4358

} new_thread_info;

4359

4360

static void *clone_func(void *arg)

4361

{

4362

new_thread_info *info = arg;

4363

CPUArchStatestruct CPUX86State *env;

4364

CPUState *cpu;

4365

TaskState *ts;

4366

4367

env = info->env;

4368

cpu = ENV_GET_CPU(env)((CPUState *)object_dynamic_cast_assert(((Object *)((x86_env_get_cpu
(env)))), ("cpu"), "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 4368, __func__));

4369

thread_cpu = cpu;

4370

ts = (TaskState *)env->opaque;

4371

info->tid = gettid();

4372

cpu->host_tid = info->tid;

4373

task_settid(ts);

4374

if (info->child_tidptr)

4375

put_user_u32(info->tid, info->child_tidptr)({ abi_ulong __gaddr = ((info->child_tidptr)); uint32_t *__hptr
; abi_long __ret; if ((__hptr = lock_user(1, __gaddr, sizeof(
uint32_t), 0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2,
stw_le_p, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 8, stq_le_p, abort
)))) ((__hptr), (((info->tid)))), 0); unlock_user(__hptr, __gaddr
, sizeof(uint32_t)); } else __ret = -14; __ret; });

4376

if (info->parent_tidptr)

4377

put_user_u32(info->tid, info->parent_tidptr)({ abi_ulong __gaddr = ((info->parent_tidptr)); uint32_t *
__hptr; abi_long __ret; if ((__hptr = lock_user(1, __gaddr, sizeof
(uint32_t), 0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2,
stw_le_p, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 8, stq_le_p, abort
)))) ((__hptr), (((info->tid)))), 0); unlock_user(__hptr, __gaddr
, sizeof(uint32_t)); } else __ret = -14; __ret; });

4378

/* Enable signals. */

4379

sigprocmask(SIG_SETMASK2, &info->sigmask, NULL((void*)0));

4380

/* Signal to the parent that we're ready. */

4381

pthread_mutex_lock(&info->mutex);

4382

pthread_cond_broadcast(&info->cond);

4383

pthread_mutex_unlock(&info->mutex);

4384

/* Wait until the parent has finshed initializing the tls state. */

4385

pthread_mutex_lock(&clone_lock);

4386

pthread_mutex_unlock(&clone_lock);

4387

cpu_loop(env);

4388

/* never exits */

4389

return NULL((void*)0);

4390

}

4391

4392

/* do_fork() Must return host values and target errnos (unlike most

4393

do_*() functions). */

4394

static int do_fork(CPUArchStatestruct CPUX86State *env, unsigned int flags, abi_ulong newsp,

4395

abi_ulong parent_tidptr, target_ulong newtls,

4396

abi_ulong child_tidptr)

4397

{

4398

int ret;

4399

TaskState *ts;

4400

CPUArchStatestruct CPUX86State *new_env;

4401

unsigned int nptl_flags;

4402

sigset_t sigmask;

4403

4404

/* Emulate vfork() with fork() */

4405

if (flags & CLONE_VFORK0x00004000)

4406

flags &= ~(CLONE_VFORK0x00004000 | CLONE_VM0x00000100);

4407

4408

if (flags & CLONE_VM0x00000100) {

4409

TaskState *parent_ts = (TaskState *)env->opaque;

4410

new_thread_info info;

4411

pthread_attr_t attr;

4412

4413

ts = g_malloc0(sizeof(TaskState));

4414

init_task_state(ts);

4415

/* we create a new CPU instance. */

4416

new_env = cpu_copy(env);

4417

/* Init regs that differ from the parent. */

4418

cpu_clone_regs(new_env, newsp);

4419

new_env->opaque = ts;

4420

ts->bprm = parent_ts->bprm;

4421

ts->info = parent_ts->info;

4422

nptl_flags = flags;

4423

flags &= ~CLONE_NPTL_FLAGS2(0x00080000 | 0x00100000 | 0x01000000 | 0x00200000);

4424

4425

if (nptl_flags & CLONE_CHILD_CLEARTID0x00200000) {

4426

ts->child_tidptr = child_tidptr;

4427

}

4428

4429

if (nptl_flags & CLONE_SETTLS0x00080000)

4430

cpu_set_tls (new_env, newtls);

4431

4432

/* Grab a mutex so that thread setup appears atomic. */

4433

pthread_mutex_lock(&clone_lock);

4434

4435

memset(&info, 0, sizeof(info));

4436

pthread_mutex_init(&info.mutex, NULL((void*)0));

4437

pthread_mutex_lock(&info.mutex);

4438

pthread_cond_init(&info.cond, NULL((void*)0));

4439

info.env = new_env;

4440

if (nptl_flags & CLONE_CHILD_SETTID0x01000000)

4441

info.child_tidptr = child_tidptr;

4442

if (nptl_flags & CLONE_PARENT_SETTID0x00100000)

4443

info.parent_tidptr = parent_tidptr;

4444

4445

ret = pthread_attr_init(&attr);

4446

ret = pthread_attr_setstacksize(&attr, NEW_STACK_SIZE0x40000);

4447

ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHEDPTHREAD_CREATE_DETACHED);

4448

/* It is not safe to deliver signals until the child has finished

4449

initializing, so temporarily block all signals. */

4450

sigfillset(&sigmask);

4451

sigprocmask(SIG_BLOCK0, &sigmask, &info.sigmask);

4452

4453

ret = pthread_create(&info.thread, &attr, clone_func, &info);

4454

/* TODO: Free new CPU state if thread creation failed. */

4455

4456

sigprocmask(SIG_SETMASK2, &info.sigmask, NULL((void*)0));

4457

pthread_attr_destroy(&attr);

4458

if (ret == 0) {

4459

/* Wait for the child to initialize. */

4460

pthread_cond_wait(&info.cond, &info.mutex);

4461

ret = info.tid;

4462

if (flags & CLONE_PARENT_SETTID0x00100000)

4463

put_user_u32(ret, parent_tidptr)({ abi_ulong __gaddr = ((parent_tidptr)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((ret
)))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else
__ret = -14; __ret; });

4464

} else {

4465

ret = -1;

4466

}

4467

pthread_mutex_unlock(&info.mutex);

4468

pthread_cond_destroy(&info.cond);

4469

pthread_mutex_destroy(&info.mutex);

4470

pthread_mutex_unlock(&clone_lock);

4471

} else {

4472

/* if no CLONE_VM, we consider it is a fork */

4473

if ((flags & ~(CSIGNAL0x000000ff | CLONE_NPTL_FLAGS2(0x00080000 | 0x00100000 | 0x01000000 | 0x00200000))) != 0)

4474

return -EINVAL22;

4475

fork_start();

4476

ret = fork();

4477

if (ret == 0) {

4478

/* Child Process. */

4479

cpu_clone_regs(env, newsp);

4480

fork_end(1);

4481

/* There is a race condition here. The parent process could

4482

theoretically read the TID in the child process before the child

4483

tid is set. This would require using either ptrace

4484

(not implemented) or having *_tidptr to point at a shared memory

4485

mapping. We can't repeat the spinlock hack used above because

4486

the child process gets its own copy of the lock. */

4487

if (flags & CLONE_CHILD_SETTID0x01000000)

4488

put_user_u32(gettid(), child_tidptr)({ abi_ulong __gaddr = ((child_tidptr)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((gettid
())))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); }
else __ret = -14; __ret; });

4489

if (flags & CLONE_PARENT_SETTID0x00100000)

4490

put_user_u32(gettid(), parent_tidptr)({ abi_ulong __gaddr = ((parent_tidptr)); uint32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t),
0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1
, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((gettid
())))), 0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); }
else __ret = -14; __ret; });

4491

ts = (TaskState *)env->opaque;

4492

if (flags & CLONE_SETTLS0x00080000)

4493

cpu_set_tls (env, newtls);

4494

if (flags & CLONE_CHILD_CLEARTID0x00200000)

4495

ts->child_tidptr = child_tidptr;

4496

} else {

4497

fork_end(0);

4498

}

4499

}

4500

return ret;

4501

}

4502

4503

/* warning : doesn't handle linux specific flags... */

4504

static int target_to_host_fcntl_cmd(int cmd)

4505

{

4506

switch(cmd) {

4507

case TARGET_F_DUPFD0:

4508

case TARGET_F_GETFD1:

4509

case TARGET_F_SETFD2:

4510

case TARGET_F_GETFL3:

4511

case TARGET_F_SETFL4:

4512

return cmd;

4513

case TARGET_F_GETLK5:

4514

return F_GETLK5;

4515

case TARGET_F_SETLK6:

4516

return F_SETLK6;

4517

case TARGET_F_SETLKW7:

4518

return F_SETLKW7;

4519

case TARGET_F_GETOWN9:

4520

return F_GETOWN9;

4521

case TARGET_F_SETOWN8:

4522

return F_SETOWN8;

4523

case TARGET_F_GETSIG11:

4524

return F_GETSIG11;

4525

case TARGET_F_SETSIG10:

4526

return F_SETSIG10;

4527

#if TARGET_ABI_BITS64 == 32

4528

case TARGET_F_GETLK6412:

4529

return F_GETLK645;

4530

case TARGET_F_SETLK6413:

4531

return F_SETLK646;

4532

case TARGET_F_SETLKW6414:

4533

return F_SETLKW647;

4534

#endif

4535

case TARGET_F_SETLEASE(1024 + 0):

4536

return F_SETLEASE1024;

4537

case TARGET_F_GETLEASE(1024 + 1):

4538

return F_GETLEASE1025;

4539

#ifdef F_DUPFD_CLOEXEC1030

4540

case TARGET_F_DUPFD_CLOEXEC(1024 + 6):

4541

return F_DUPFD_CLOEXEC1030;

4542

#endif

4543

case TARGET_F_NOTIFY(1024 +2):

4544

return F_NOTIFY1026;

4545

default:

4546

return -TARGET_EINVAL22;

4547

}

4548

return -TARGET_EINVAL22;

4549

}

4550

4551

#define TRANSTBL_CONVERT(a){ -1, TARGET_a, -1, a } { -1, TARGET_##a, -1, a }

4552

static const bitmask_transtbl flock_tbl[] = {

4553

TRANSTBL_CONVERT(F_RDLCK){ -1, 0, -1, 0 },

4554

TRANSTBL_CONVERT(F_WRLCK){ -1, 1, -1, 1 },

4555

TRANSTBL_CONVERT(F_UNLCK){ -1, 2, -1, 2 },

4556

TRANSTBL_CONVERT(F_EXLCK){ -1, 4, -1, 4 },

4557

TRANSTBL_CONVERT(F_SHLCK){ -1, 8, -1, 8 },

4558

{ 0, 0, 0, 0 }

4559

};

4560

4561

static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)

4562

{

4563

struct flock fl;

4564

struct target_flock *target_fl;

4565

struct flock64 fl64;

4566

struct target_flock64 *target_fl64;

4567

abi_long ret;

4568

int host_cmd = target_to_host_fcntl_cmd(cmd);

4569

4570

if (host_cmd == -TARGET_EINVAL22)

4571

return host_cmd;

4572

4573

switch(cmd) {

4574

case TARGET_F_GETLK5:

4575

if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)(target_fl = lock_user(0, arg, sizeof(*target_fl), 1)))

4576

return -TARGET_EFAULT14;

4577

fl.l_type =

4578

target_to_host_bitmask(tswap16(target_fl->l_type), flock_tbl);

4579

fl.l_whence = tswap16(target_fl->l_whence);

4580

fl.l_start = tswapal(target_fl->l_start);

4581

fl.l_len = tswapal(target_fl->l_len);

4582

fl.l_pid = tswap32(target_fl->l_pid);

4583

unlock_user_struct(target_fl, arg, 0)unlock_user(target_fl, arg, (0) ? sizeof(*target_fl) : 0);

4584

ret = get_errno(fcntl(fd, host_cmd, &fl));

4585

if (ret == 0) {

4586

if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)(target_fl = lock_user(1, arg, sizeof(*target_fl), 0)))

4587

return -TARGET_EFAULT14;

4588

target_fl->l_type =

4589

host_to_target_bitmask(tswap16(fl.l_type), flock_tbl);

4590

target_fl->l_whence = tswap16(fl.l_whence);

4591

target_fl->l_start = tswapal(fl.l_start);

4592

target_fl->l_len = tswapal(fl.l_len);

4593

target_fl->l_pid = tswap32(fl.l_pid);

4594

unlock_user_struct(target_fl, arg, 1)unlock_user(target_fl, arg, (1) ? sizeof(*target_fl) : 0);

4595

}

4596

break;

4597

4598

case TARGET_F_SETLK6:

4599

case TARGET_F_SETLKW7:

4600

if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)(target_fl = lock_user(0, arg, sizeof(*target_fl), 1)))

4601

return -TARGET_EFAULT14;

4602

fl.l_type =

4603

target_to_host_bitmask(tswap16(target_fl->l_type), flock_tbl);

4604

fl.l_whence = tswap16(target_fl->l_whence);

4605

fl.l_start = tswapal(target_fl->l_start);

4606

fl.l_len = tswapal(target_fl->l_len);

4607

fl.l_pid = tswap32(target_fl->l_pid);

4608

unlock_user_struct(target_fl, arg, 0)unlock_user(target_fl, arg, (0) ? sizeof(*target_fl) : 0);

4609

ret = get_errno(fcntl(fd, host_cmd, &fl));

4610

break;

4611

4612

case TARGET_F_GETLK6412:

4613

if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)(target_fl64 = lock_user(0, arg, sizeof(*target_fl64), 1)))

4614

return -TARGET_EFAULT14;

4615

fl64.l_type =

4616

target_to_host_bitmask(tswap16(target_fl64->l_type), flock_tbl) >> 1;

4617

fl64.l_whence = tswap16(target_fl64->l_whence);

4618

fl64.l_start = tswap64(target_fl64->l_start);

4619

fl64.l_len = tswap64(target_fl64->l_len);

4620

fl64.l_pid = tswap32(target_fl64->l_pid);

4621

unlock_user_struct(target_fl64, arg, 0)unlock_user(target_fl64, arg, (0) ? sizeof(*target_fl64) : 0);

4622

ret = get_errno(fcntl(fd, host_cmd, &fl64));

4623

if (ret == 0) {

4624

if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)(target_fl64 = lock_user(1, arg, sizeof(*target_fl64), 0)))

4625

return -TARGET_EFAULT14;

4626

target_fl64->l_type =

4627

host_to_target_bitmask(tswap16(fl64.l_type), flock_tbl) >> 1;

4628

target_fl64->l_whence = tswap16(fl64.l_whence);

4629

target_fl64->l_start = tswap64(fl64.l_start);

4630

target_fl64->l_len = tswap64(fl64.l_len);

4631

target_fl64->l_pid = tswap32(fl64.l_pid);

4632

unlock_user_struct(target_fl64, arg, 1)unlock_user(target_fl64, arg, (1) ? sizeof(*target_fl64) : 0);

4633

}

4634

break;

4635

case TARGET_F_SETLK6413:

4636

case TARGET_F_SETLKW6414:

4637

if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)(target_fl64 = lock_user(0, arg, sizeof(*target_fl64), 1)))

4638

return -TARGET_EFAULT14;

4639

fl64.l_type =

4640

target_to_host_bitmask(tswap16(target_fl64->l_type), flock_tbl) >> 1;

4641

fl64.l_whence = tswap16(target_fl64->l_whence);

4642

fl64.l_start = tswap64(target_fl64->l_start);

4643

fl64.l_len = tswap64(target_fl64->l_len);

4644

fl64.l_pid = tswap32(target_fl64->l_pid);

4645

unlock_user_struct(target_fl64, arg, 0)unlock_user(target_fl64, arg, (0) ? sizeof(*target_fl64) : 0);

4646

ret = get_errno(fcntl(fd, host_cmd, &fl64));

4647

break;

4648

4649

case TARGET_F_GETFL3:

4650

ret = get_errno(fcntl(fd, host_cmd, arg));

4651

if (ret >= 0) {

4652

ret = host_to_target_bitmask(ret, fcntl_flags_tbl);

4653

}

4654

break;

4655

4656

case TARGET_F_SETFL4:

4657

ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl)));

4658

break;

4659

4660

case TARGET_F_SETOWN8:

4661

case TARGET_F_GETOWN9:

4662

case TARGET_F_SETSIG10:

4663

case TARGET_F_GETSIG11:

4664

case TARGET_F_SETLEASE(1024 + 0):

4665

case TARGET_F_GETLEASE(1024 + 1):

4666

ret = get_errno(fcntl(fd, host_cmd, arg));

4667

break;

4668

4669

default:

4670

ret = get_errno(fcntl(fd, cmd, arg));

4671

break;

4672

}

4673

return ret;

4674

}

4675

4676

#ifdef USE_UID16

4677

4678

static inline int high2lowuid(int uid)

4679

{

4680

if (uid > 65535)

4681

return 65534;

4682

else

4683

return uid;

4684

}

4685

4686

static inline int high2lowgid(int gid)

4687

{

4688

if (gid > 65535)

4689

return 65534;

4690

else

4691

return gid;

4692

}

4693

4694

static inline int low2highuid(int uid)

4695

{

4696

if ((int16_t)uid == -1)

4697

return -1;

4698

else

4699

return uid;

4700

}

4701

4702

static inline int low2highgid(int gid)

4703

{

4704

if ((int16_t)gid == -1)

4705

return -1;

4706

else

4707

return gid;

4708

}

4709

static inline int tswapid(int id)

4710

{

4711

return tswap16(id);

4712

}

4713

#else /* !USE_UID16 */

4714

static inline int high2lowuid(int uid)

4715

{

4716

return uid;

4717

}

4718

static inline int high2lowgid(int gid)

4719

{

4720

return gid;

4721

}

4722

static inline int low2highuid(int uid)

4723

{

4724

return uid;

4725

}

4726

static inline int low2highgid(int gid)

4727

{

4728

return gid;

4729

}

4730

static inline int tswapid(int id)

4731

{

4732

return tswap32(id);

4733

}

4734

#endif /* USE_UID16 */

4735

4736

void syscall_init(void)

4737

{

4738

IOCTLEntry *ie;

4739

const argtype *arg_type;

4740

int size;

4741

int i;

4742

4743

#define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);

4744

#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);

4745

#include "syscall_types.h"

4746

#undef STRUCT

4747

#undef STRUCT_SPECIAL

4748

4749

/* Build target_to_host_errno_table[] table from

4750

* host_to_target_errno_table[]. */

4751

for (i = 0; i < ERRNO_TABLE_SIZE1200; i++) {

4752

target_to_host_errno_table[host_to_target_errno_table[i]] = i;

4753

}

4754

4755

/* we patch the ioctl size if necessary. We rely on the fact that

4756

no ioctl has all the bits at '1' in the size field */

4757

ie = ioctl_entries;

4758

while (ie->target_cmd != 0) {

4759

if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT((0 +8)+8)) & TARGET_IOC_SIZEMASK((1 << 14)-1)) ==

4760

TARGET_IOC_SIZEMASK((1 << 14)-1)) {

4761

arg_type = ie->arg_type;

4762

if (arg_type[0] != TYPE_PTR) {

4763

fprintf(stderrstderr, "cannot patch size for ioctl 0x%x\n",

4764

ie->target_cmd);

4765

exit(1);

4766

}

4767

arg_type++;

4768

size = thunk_type_size(arg_type, 0);

4769

ie->target_cmd = (ie->target_cmd &

4770

~(TARGET_IOC_SIZEMASK((1 << 14)-1) << TARGET_IOC_SIZESHIFT((0 +8)+8))) |

4771

(size << TARGET_IOC_SIZESHIFT((0 +8)+8));

4772

}

4773

4774

/* automatic consistency check if same arch */

4775

#if (defined(__i386__) && defined(TARGET_I3861) && defined(TARGET_ABI32)) || \

4776

(defined(__x86_64__1) && defined(TARGET_X86_641))

4777

if (unlikely(ie->target_cmd != ie->host_cmd)__builtin_expect(!!(ie->target_cmd != ie->host_cmd), 0)) {

4778

fprintf(stderrstderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n",

4779

ie->name, ie->target_cmd, ie->host_cmd);

4780

}

4781

#endif

4782

ie++;

4783

}

4784

}

4785

4786

#if TARGET_ABI_BITS64 == 32

4787

static inline uint64_t target_offset64(uint32_t word0, uint32_t word1)

4788

{

4789

#ifdef TARGET_WORDS_BIGENDIAN

4790

return ((uint64_t)word0 << 32) | word1;

4791

#else

4792

return ((uint64_t)word1 << 32) | word0;

4793

#endif

4794

}

4795

#else /* TARGET_ABI_BITS == 32 */

4796

static inline uint64_t target_offset64(uint64_t word0, uint64_t word1)

4797

{

4798

return word0;

4799

}

4800

#endif /* TARGET_ABI_BITS != 32 */

4801

4802

#ifdef TARGET_NR_truncate64

4803

static inline abi_long target_truncate64(void *cpu_env, const char *arg1,

4804

abi_long arg2,

4805

abi_long arg3,

4806

abi_long arg4)

4807

{

4808

if (regpairs_aligned(cpu_env)) {

4809

arg2 = arg3;

4810

arg3 = arg4;

4811

}

4812

return get_errno(truncate64(arg1, target_offset64(arg2, arg3)));

4813

}

4814

#endif

4815

4816

#ifdef TARGET_NR_ftruncate64

4817

static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1,

4818

abi_long arg2,

4819

abi_long arg3,

4820

abi_long arg4)

4821

{

4822

if (regpairs_aligned(cpu_env)) {

4823

arg2 = arg3;

4824

arg3 = arg4;

4825

}

4826

return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3)));

4827

}

4828

#endif

4829

4830

static inline abi_long target_to_host_timespec(struct timespec *host_ts,

4831

abi_ulong target_addr)

4832

{

4833

struct target_timespec *target_ts;

4834

4835

if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)(target_ts = lock_user(0, target_addr, sizeof(*target_ts), 1)
))

4836

return -TARGET_EFAULT14;

4837

host_ts->tv_sec = tswapal(target_ts->tv_sec);

4838

host_ts->tv_nsec = tswapal(target_ts->tv_nsec);

4839

unlock_user_struct(target_ts, target_addr, 0)unlock_user(target_ts, target_addr, (0) ? sizeof(*target_ts) :
0);

4840

return 0;

4841

}

4842

4843

static inline abi_long host_to_target_timespec(abi_ulong target_addr,

4844

struct timespec *host_ts)

4845

{

4846

struct target_timespec *target_ts;

4847

4848

if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)(target_ts = lock_user(1, target_addr, sizeof(*target_ts), 0)
))

4849

return -TARGET_EFAULT14;

4850

target_ts->tv_sec = tswapal(host_ts->tv_sec);

4851

target_ts->tv_nsec = tswapal(host_ts->tv_nsec);

4852

unlock_user_struct(target_ts, target_addr, 1)unlock_user(target_ts, target_addr, (1) ? sizeof(*target_ts) :
0);

4853

return 0;

4854

}

4855

4856

static inline abi_long target_to_host_itimerspec(struct itimerspec *host_itspec,

4857

abi_ulong target_addr)

4858

{

4859

struct target_itimerspec *target_itspec;

4860

4861

if (!lock_user_struct(VERIFY_READ, target_itspec, target_addr, 1)(target_itspec = lock_user(0, target_addr, sizeof(*target_itspec
), 1))) {

4862

return -TARGET_EFAULT14;

4863

}

4864

4865

host_itspec->it_interval.tv_sec =

4866

tswapal(target_itspec->it_interval.tv_sec);

4867

host_itspec->it_interval.tv_nsec =

4868

tswapal(target_itspec->it_interval.tv_nsec);

4869

host_itspec->it_value.tv_sec = tswapal(target_itspec->it_value.tv_sec);

4870

host_itspec->it_value.tv_nsec = tswapal(target_itspec->it_value.tv_nsec);

4871

4872

unlock_user_struct(target_itspec, target_addr, 1)unlock_user(target_itspec, target_addr, (1) ? sizeof(*target_itspec
) : 0);

4873

return 0;

4874

}

4875

4876

static inline abi_long host_to_target_itimerspec(abi_ulong target_addr,

4877

struct itimerspec *host_its)

4878

{

4879

struct target_itimerspec *target_itspec;

4880

4881

if (!lock_user_struct(VERIFY_WRITE, target_itspec, target_addr, 0)(target_itspec = lock_user(1, target_addr, sizeof(*target_itspec
), 0))) {

4882

return -TARGET_EFAULT14;

4883

}

4884

4885

target_itspec->it_interval.tv_sec = tswapal(host_its->it_interval.tv_sec);

4886

target_itspec->it_interval.tv_nsec = tswapal(host_its->it_interval.tv_nsec);

4887

4888

target_itspec->it_value.tv_sec = tswapal(host_its->it_value.tv_sec);

4889

target_itspec->it_value.tv_nsec = tswapal(host_its->it_value.tv_nsec);

4890

4891

unlock_user_struct(target_itspec, target_addr, 0)unlock_user(target_itspec, target_addr, (0) ? sizeof(*target_itspec
) : 0);

4892

return 0;

4893

}

4894

4895

#if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat262)

4896

static inline abi_long host_to_target_stat64(void *cpu_env,

4897

abi_ulong target_addr,

4898

struct stat *host_st)

4899

{

4900

#if defined(TARGET_ARM) && defined(TARGET_ABI32)

4901

if (((CPUARMState *)cpu_env)->eabi) {

4902

struct target_eabi_stat64 *target_st;

4903

4904

if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)(target_st = lock_user(1, target_addr, sizeof(*target_st), 0)
))

4905

return -TARGET_EFAULT14;

4906

memset(target_st, 0, sizeof(struct target_eabi_stat64));

4907

__put_user(host_st->st_dev, &target_st->st_dev)(__builtin_choose_expr(sizeof(*(&target_st->st_dev)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_dev)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_dev)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_dev)) == 8, stq_le_p, abort)))
) ((&target_st->st_dev), (host_st->st_dev)), 0);

4908

__put_user(host_st->st_ino, &target_st->st_ino)(__builtin_choose_expr(sizeof(*(&target_st->st_ino)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_ino)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_ino)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_ino)) == 8, stq_le_p, abort)))
) ((&target_st->st_ino), (host_st->st_ino)), 0);

4909

#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO

4910

__put_user(host_st->st_ino, &target_st->__st_ino)(__builtin_choose_expr(sizeof(*(&target_st->__st_ino))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
__st_ino)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->__st_ino)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->__st_ino)) == 8, stq_le_p, abort
)))) ((&target_st->__st_ino), (host_st->st_ino)), 0
);

4911

#endif

4912

__put_user(host_st->st_mode, &target_st->st_mode)(__builtin_choose_expr(sizeof(*(&target_st->st_mode)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_mode)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_mode)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_mode)) == 8, stq_le_p, abort)
))) ((&target_st->st_mode), (host_st->st_mode)), 0);

4913

__put_user(host_st->st_nlink, &target_st->st_nlink)(__builtin_choose_expr(sizeof(*(&target_st->st_nlink))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_nlink)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_nlink)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_nlink)) == 8, stq_le_p, abort
)))) ((&target_st->st_nlink), (host_st->st_nlink)),
0);

4914

__put_user(host_st->st_uid, &target_st->st_uid)(__builtin_choose_expr(sizeof(*(&target_st->st_uid)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_uid)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_uid)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_uid)) == 8, stq_le_p, abort)))
) ((&target_st->st_uid), (host_st->st_uid)), 0);

4915

__put_user(host_st->st_gid, &target_st->st_gid)(__builtin_choose_expr(sizeof(*(&target_st->st_gid)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_gid)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_gid)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_gid)) == 8, stq_le_p, abort)))
) ((&target_st->st_gid), (host_st->st_gid)), 0);

4916

__put_user(host_st->st_rdev, &target_st->st_rdev)(__builtin_choose_expr(sizeof(*(&target_st->st_rdev)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_rdev)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_rdev)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_rdev)) == 8, stq_le_p, abort)
))) ((&target_st->st_rdev), (host_st->st_rdev)), 0);

4917

__put_user(host_st->st_size, &target_st->st_size)(__builtin_choose_expr(sizeof(*(&target_st->st_size)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_size)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_size)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_size)) == 8, stq_le_p, abort)
))) ((&target_st->st_size), (host_st->st_size)), 0);

4918

__put_user(host_st->st_blksize, &target_st->st_blksize)(__builtin_choose_expr(sizeof(*(&target_st->st_blksize
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->st_blksize)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_st->st_blksize)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_blksize)) == 8, stq_le_p, abort
)))) ((&target_st->st_blksize), (host_st->st_blksize
)), 0);

4919

__put_user(host_st->st_blocks, &target_st->st_blocks)(__builtin_choose_expr(sizeof(*(&target_st->st_blocks)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_blocks)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_blocks)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_blocks)) == 8, stq_le_p, abort
)))) ((&target_st->st_blocks), (host_st->st_blocks)
), 0);

4920

__put_user(host_st->st_atime, &target_st->target_st_atime)(__builtin_choose_expr(sizeof(*(&target_st->target_st_atime
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->target_st_atime)) == 2, stw_le_p, __builtin_choose_expr(
sizeof(*(&target_st->target_st_atime)) == 4, stl_le_p,
__builtin_choose_expr(sizeof(*(&target_st->target_st_atime
)) == 8, stq_le_p, abort)))) ((&target_st->target_st_atime
), (host_st->st_atim.tv_sec)), 0);

4921

__put_user(host_st->st_mtime, &target_st->target_st_mtime)(__builtin_choose_expr(sizeof(*(&target_st->target_st_mtime
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->target_st_mtime)) == 2, stw_le_p, __builtin_choose_expr(
sizeof(*(&target_st->target_st_mtime)) == 4, stl_le_p,
__builtin_choose_expr(sizeof(*(&target_st->target_st_mtime
)) == 8, stq_le_p, abort)))) ((&target_st->target_st_mtime
), (host_st->st_mtim.tv_sec)), 0);

4922

__put_user(host_st->st_ctime, &target_st->target_st_ctime)(__builtin_choose_expr(sizeof(*(&target_st->target_st_ctime
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->target_st_ctime)) == 2, stw_le_p, __builtin_choose_expr(
sizeof(*(&target_st->target_st_ctime)) == 4, stl_le_p,
__builtin_choose_expr(sizeof(*(&target_st->target_st_ctime
)) == 8, stq_le_p, abort)))) ((&target_st->target_st_ctime
), (host_st->st_ctim.tv_sec)), 0);

4923

unlock_user_struct(target_st, target_addr, 1)unlock_user(target_st, target_addr, (1) ? sizeof(*target_st) :
0);

4924

} else

4925

#endif

4926

{

4927

#if defined(TARGET_HAS_STRUCT_STAT64)

4928

struct target_stat64 *target_st;

4929

#else

4930

struct target_stat *target_st;

4931

#endif

4932

4933

if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)(target_st = lock_user(1, target_addr, sizeof(*target_st), 0)
))

4934

return -TARGET_EFAULT14;

4935

memset(target_st, 0, sizeof(*target_st));

4936

4937

4938

#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO

4939

4940

#endif

4941

4942

4943

4944

4945

4946

/* XXX: better use of kernel struct */

4947

4948

4949

4950

4951

4952

4953

unlock_user_struct(target_st, target_addr, 1)unlock_user(target_st, target_addr, (1) ? sizeof(*target_st) :
0);

4954

}

4955

4956

return 0;

4957

}

4958

#endif

4959

4960

/* ??? Using host futex calls even when target atomic operations

4961

are not really atomic probably breaks things. However implementing

4962

futexes locally would make futexes shared between multiple processes

4963

tricky. However they're probably useless because guest atomic

4964

operations won't work either. */

4965

static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout,

4966

target_ulong uaddr2, int val3)

4967

{

4968

struct timespec ts, *pts;

4969

int base_op;

4970

4971

/* ??? We assume FUTEX_* constants are the same on both host

4972

and target. */

4973

#ifdef FUTEX_CMD_MASK~(128 | 256)

4974

base_op = op & FUTEX_CMD_MASK~(128 | 256);

4975

#else

4976

base_op = op;

4977

#endif

4978

switch (base_op) {

4979

case FUTEX_WAIT0:

4980

case FUTEX_WAIT_BITSET9:

4981

if (timeout) {

4982

pts = &ts;

4983

target_to_host_timespec(pts, timeout);

4984

} else {

4985

pts = NULL((void*)0);

4986

}

4987

return get_errno(sys_futex(g2h(uaddr)((void *)((unsigned long)(target_ulong)(uaddr) + guest_base)), op, tswap32(val),

4988

pts, NULL((void*)0), val3));

4989

case FUTEX_WAKE1:

4990

return get_errno(sys_futex(g2h(uaddr)((void *)((unsigned long)(target_ulong)(uaddr) + guest_base)), op, val, NULL((void*)0), NULL((void*)0), 0));

4991

case FUTEX_FD2:

4992

return get_errno(sys_futex(g2h(uaddr)((void *)((unsigned long)(target_ulong)(uaddr) + guest_base)), op, val, NULL((void*)0), NULL((void*)0), 0));

4993

case FUTEX_REQUEUE3:

4994

case FUTEX_CMP_REQUEUE4:

4995

case FUTEX_WAKE_OP5:

4996

/* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the

4997

TIMEOUT parameter is interpreted as a uint32_t by the kernel.

4998

But the prototype takes a `struct timespec *'; insert casts

4999

to satisfy the compiler. We do not need to tswap TIMEOUT

5000

since it's not compared to guest memory. */

5001

pts = (struct timespec *)(uintptr_t) timeout;

5002

return get_errno(sys_futex(g2h(uaddr)((void *)((unsigned long)(target_ulong)(uaddr) + guest_base)), op, val, pts,

5003

g2h(uaddr2)((void *)((unsigned long)(target_ulong)(uaddr2) + guest_base)
),

5004

(base_op == FUTEX_CMP_REQUEUE4

5005

? tswap32(val3)

5006

: val3)));

5007

default:

5008

return -TARGET_ENOSYS38;

5009

}

5010

}

5011

5012

/* Map host to target signal numbers for the wait family of syscalls.

5013

Assume all other status bits are the same. */

5014

int host_to_target_waitstatus(int status)

5015

{

5016

if (WIFSIGNALED(status)(((signed char) ((((__extension__ (((union { __typeof(status)
__in; int __i; }) { .__in = (status) }).__i))) & 0x7f) +
1) >> 1) > 0)) {

5017

return host_to_target_signal(WTERMSIG(status)(((__extension__ (((union { __typeof(status) __in; int __i; }
) { .__in = (status) }).__i))) & 0x7f)) | (status & ~0x7f);

5018

}

5019

if (WIFSTOPPED(status)((((__extension__ (((union { __typeof(status) __in; int __i; }
) { .__in = (status) }).__i))) & 0xff) == 0x7f)) {

5020

return (host_to_target_signal(WSTOPSIG(status)((((__extension__ (((union { __typeof(status) __in; int __i; }
) { .__in = (status) }).__i))) & 0xff00) >> 8)) << 8)

5021

| (status & 0xff);

5022

}

5023

return status;

5024

}

5025

5026

static int relstr_to_int(const char *s)

5027

{

5028

/* Convert a uname release string like "2.6.18" to an integer

5029

* of the form 0x020612. (Beware that 0x020612 is *not* 2.6.12.)

5030

5031

int i, n, tmp;

5032

5033

tmp = 0;

5034

for (i = 0; i < 3; i++) {

5035

n = 0;

5036

while (*s >= '0' && *s <= '9') {

5037

n *= 10;

5038

n += *s - '0';

5039

s++;

5040

}

5041

tmp = (tmp << 8) + n;

5042

if (*s == '.') {

5043

s++;

5044

}

5045

}

5046

return tmp;

5047

}

5048

5049

int get_osversion(void)

5050

{

5051

static int osversion;

5052

struct new_utsname buf;

5053

const char *s;

5054

5055

if (osversion)

5056

return osversion;

5057

if (qemu_uname_release && *qemu_uname_release) {

5058

s = qemu_uname_release;

5059

} else {

5060

if (sys_uname(&buf))

5061

return 0;

5062

s = buf.release;

5063

}

5064

osversion = relstr_to_int(s);

5065

return osversion;

5066

}

5067

5068

void init_qemu_uname_release(void)

5069

{

5070

/* Initialize qemu_uname_release for later use.

5071

* If the host kernel is too old and the user hasn't asked for

5072

* a specific fake version number, we might want to fake a minimum

5073

* target kernel version.

5074

5075

#ifdef UNAME_MINIMUM_RELEASE

5076

struct new_utsname buf;

5077

5078

if (qemu_uname_release && *qemu_uname_release) {

5079

return;

5080

}

5081

5082

if (sys_uname(&buf)) {

5083

return;

5084

}

5085

5086

if (relstr_to_int(buf.release) < relstr_to_int(UNAME_MINIMUM_RELEASE)) {

5087

qemu_uname_release = UNAME_MINIMUM_RELEASE;

5088

}

5089

#endif

5090

}

5091

5092

static int open_self_maps(void *cpu_env, int fd)

5093

{

5094

#if defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_UNICORE32)

5095

TaskState *ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

5096

#endif

5097

FILE *fp;

5098

char *line = NULL((void*)0);

5099

size_t len = 0;

5100

ssize_t read;

5101

5102

fp = fopen("/proc/self/maps", "r");

5103

if (fp == NULL((void*)0)) {

5104

return -EACCES13;

5105

}

5106

5107

while ((read = getline(&line, &len, fp)) != -1) {

5108

int fields, dev_maj, dev_min, inode;

5109

uint64_t min, max, offset;

5110

char flag_r, flag_w, flag_x, flag_p;

5111

char path[512] = "";

5112

fields = sscanf(line, "%"PRIx64"l" "x""-%"PRIx64"l" "x"" %c%c%c%c %"PRIx64"l" "x"" %x:%x %d"

5113

" %512s", &min, &max, &flag_r, &flag_w, &flag_x,

5114

&flag_p, &offset, &dev_maj, &dev_min, &inode, path);

5115

5116

if ((fields < 10) || (fields > 11)) {

5117

continue;

5118

}

5119

if (!strncmp(path, "[stack]", 7)) {

5120

continue;

5121

}

5122

if (h2g_valid(min)({ unsigned long __guest = (unsigned long)(min) - guest_base;
(__guest < (1ul << 47)) && (!reserved_va ||
(__guest < reserved_va)); }) && h2g_valid(max)({ unsigned long __guest = (unsigned long)(max) - guest_base;
(__guest < (1ul << 47)) && (!reserved_va ||
(__guest < reserved_va)); })) {

5123

dprintf(fd, TARGET_ABI_FMT_lx"%016" "l" "x" "-" TARGET_ABI_FMT_lx"%016" "l" "x"

5124

" %c%c%c%c %08" PRIx64"l" "x" " %02x:%02x %d %s%s\n",

5125

h2g(min)({ ((({ unsigned long __guest = (unsigned long)(min) - guest_base
; (__guest < (1ul << 47)) && (!reserved_va ||
(__guest < reserved_va)); })) ? (void) (0) : __assert_fail
("({ unsigned long __guest = (unsigned long)(min) - guest_base; (__guest < (1ul << 47)) && (!reserved_va || (__guest < reserved_va)); })"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
5125, __PRETTY_FUNCTION__)); ({ unsigned long __ret = (unsigned
long)(min) - guest_base; (abi_ulong)__ret; }); }), h2g(max)({ ((({ unsigned long __guest = (unsigned long)(max) - guest_base
; (__guest < (1ul << 47)) && (!reserved_va ||
(__guest < reserved_va)); })) ? (void) (0) : __assert_fail
("({ unsigned long __guest = (unsigned long)(max) - guest_base; (__guest < (1ul << 47)) && (!reserved_va || (__guest < reserved_va)); })"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
5125, __PRETTY_FUNCTION__)); ({ unsigned long __ret = (unsigned
long)(max) - guest_base; (abi_ulong)__ret; }); }), flag_r, flag_w,

5126

flag_x, flag_p, offset, dev_maj, dev_min, inode,

5127

path[0] ? " " : "", path);

5128

}

5129

}

5130

5131

free(line);

5132

fclose(fp);

5133

5134

#if defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_UNICORE32)

5135

dprintf(fd, "%08llx-%08llx rw-p %08llx 00:00 0 [stack]\n",

5136

(unsigned long long)ts->info->stack_limit,

5137

(unsigned long long)(ts->info->start_stack +

5138

(TARGET_PAGE_SIZE(1 << 12) - 1)) & TARGET_PAGE_MASK~((1 << 12) - 1),

5139

(unsigned long long)0);

5140

#endif

5141

5142

return 0;

5143

}

5144

5145

static int open_self_stat(void *cpu_env, int fd)

5146

{

5147

TaskState *ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

5148

abi_ulong start_stack = ts->info->start_stack;

5149

int i;

5150

5151

for (i = 0; i < 44; i++) {

5152

char buf[128];

5153

int len;

5154

uint64_t val = 0;

5155

5156

if (i == 0) {

5157

/* pid */

5158

val = getpid();

5159

snprintf(buf, sizeof(buf), "%"PRId64"l" "d" " ", val);

5160

} else if (i == 1) {

5161

/* app name */

5162

snprintf(buf, sizeof(buf), "(%s) ", ts->bprm->argv[0]);

5163

} else if (i == 27) {

5164

/* stack bottom */

5165

val = start_stack;

5166

snprintf(buf, sizeof(buf), "%"PRId64"l" "d" " ", val);

5167

} else {

5168

/* for the rest, there is MasterCard */

5169

snprintf(buf, sizeof(buf), "0%c", i == 43 ? '\n' : ' ');

5170

}

5171

5172

len = strlen(buf);

5173

if (write(fd, buf, len) != len) {

5174

return -1;

5175

}

5176

}

5177

5178

return 0;

5179

}

5180

5181

static int open_self_auxv(void *cpu_env, int fd)

5182

{

5183

TaskState *ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

5184

abi_ulong auxv = ts->info->saved_auxv;

5185

abi_ulong len = ts->info->auxv_len;

5186

char *ptr;

5187

5188

5189

* Auxiliary vector is stored in target process stack.

5190

* read in whole auxv vector and copy it to file

5191

5192

ptr = lock_user(VERIFY_READ0, auxv, len, 0);

5193

if (ptr != NULL((void*)0)) {

5194

while (len > 0) {

5195

ssize_t r;

5196

r = write(fd, ptr, len);

5197

if (r <= 0) {

5198

break;

5199

}

5200

len -= r;

5201

ptr += r;

5202

}

5203

lseek(fd, 0, SEEK_SET0);

5204

unlock_user(ptr, auxv, len);

5205

}

5206

5207

return 0;

5208

}

5209

5210

static int is_proc_myself(const char *filename, const char *entry)

5211

{

5212

if (!strncmp(filename, "/proc/", strlen("/proc/"))) {

5213

filename += strlen("/proc/");

5214

if (!strncmp(filename, "self/", strlen("self/"))) {

5215

filename += strlen("self/");

5216

} else if (*filename >= '1' && *filename <= '9') {

5217

char myself[80];

5218

snprintf(myself, sizeof(myself), "%d/", getpid());

5219

if (!strncmp(filename, myself, strlen(myself))) {

5220

filename += strlen(myself);

5221

} else {

5222

return 0;

5223

}

5224

} else {

5225

return 0;

5226

}

5227

if (!strcmp(filename, entry)) {

5228

return 1;

5229

}

5230

}

5231

return 0;

5232

}

5233

5234

#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)

5235

static int is_proc(const char *filename, const char *entry)

5236

{

5237

return strcmp(filename, entry) == 0;

5238

}

5239

5240

static int open_net_route(void *cpu_env, int fd)

5241

{

5242

FILE *fp;

5243

char *line = NULL((void*)0);

5244

size_t len = 0;

5245

ssize_t read;

5246

5247

fp = fopen("/proc/net/route", "r");

5248

if (fp == NULL((void*)0)) {

5249

return -EACCES13;

5250

}

5251

5252

/* read header */

5253

5254

read = getline(&line, &len, fp);

5255

dprintf(fd, "%s", line);

5256

5257

/* read routes */

5258

5259

while ((read = getline(&line, &len, fp)) != -1) {

5260

char iface[16];

5261

uint32_t dest, gw, mask;

5262

unsigned int flags, refcnt, use, metric, mtu, window, irtt;

5263

sscanf(line, "%s\t%08x\t%08x\t%04x\t%d\t%d\t%d\t%08x\t%d\t%u\t%u\n",

5264

iface, &dest, &gw, &flags, &refcnt, &use, &metric,

5265

&mask, &mtu, &window, &irtt);

5266

dprintf(fd, "%s\t%08x\t%08x\t%04x\t%d\t%d\t%d\t%08x\t%d\t%u\t%u\n",

5267

iface, tswap32(dest), tswap32(gw), flags, refcnt, use,

5268

metric, tswap32(mask), mtu, window, irtt);

5269

}

5270

5271

free(line);

5272

fclose(fp);

5273

5274

return 0;

5275

}

5276

#endif

5277

5278

static int do_open(void *cpu_env, const char *pathname, int flags, mode_t mode)

5279

{

5280

struct fake_open {

5281

const char *filename;

5282

int (*fill)(void *cpu_env, int fd);

5283

int (*cmp)(const char *s1, const char *s2);

5284

};

5285

const struct fake_open *fake_open;

5286

static const struct fake_open fakes[] = {

5287

{ "maps", open_self_maps, is_proc_myself },

5288

{ "stat", open_self_stat, is_proc_myself },

5289

{ "auxv", open_self_auxv, is_proc_myself },

5290

#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)

5291

{ "/proc/net/route", open_net_route, is_proc },

5292

#endif

5293

{ NULL((void*)0), NULL((void*)0), NULL((void*)0) }

5294

};

5295

5296

for (fake_open = fakes; fake_open->filename; fake_open++) {

5297

if (fake_open->cmp(pathname, fake_open->filename)) {

5298

break;

5299

}

5300

}

5301

5302

if (fake_open->filename) {

5303

const char *tmpdir;

5304

char filename[PATH_MAX4096];

5305

int fd, r;

5306

5307

/* create temporary file to map stat to */

5308

tmpdir = getenv("TMPDIR");

5309

if (!tmpdir)

5310

tmpdir = "/tmp";

5311

snprintf(filename, sizeof(filename), "%s/qemu-open.XXXXXX", tmpdir);

5312

fd = mkstemp(filename);

5313

if (fd < 0) {

5314

return fd;

5315

}

5316

unlink(filename);

5317

5318

if ((r = fake_open->fill(cpu_env, fd))) {

5319

close(fd);

5320

return r;

5321

}

5322

lseek(fd, 0, SEEK_SET0);

5323

5324

return fd;

5325

}

5326

5327

return get_errno(open(path(pathname), flags, mode));

5328

}

5329

5330

/* do_syscall() should always have a single exit point at the end so

5331

that actions, such as logging of syscall results, can be performed.

5332

All errnos that do_syscall() returns must be -TARGET_<errcode>. */

5333

abi_long do_syscall(void *cpu_env, int num, abi_long arg1,

5334

abi_long arg2, abi_long arg3, abi_long arg4,

5335

abi_long arg5, abi_long arg6, abi_long arg7,

5336

abi_long arg8)

5337

{

5338

CPUState *cpu = ENV_GET_CPU(cpu_env)((CPUState *)object_dynamic_cast_assert(((Object *)((x86_env_get_cpu
(cpu_env)))), ("cpu"), "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 5338, __func__));

5339

abi_long ret;

5340

struct stat st;

5341

struct statfs stfs;

5342

void *p;

5343

5344

#ifdef DEBUG

5345

gemu_log("syscall %d", num);

5346

#endif

5347

if(do_strace)

5348

print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6);

5349

5350

switch(num) {

5351

case TARGET_NR_exit60:

5352

/* In old applications this may be used to implement _exit(2).

5353

However in threaded applictions it is used for thread termination,

5354

and _exit_group is used for application termination.

5355

Do thread termination if we have more then one thread. */

5356

/* FIXME: This probably breaks if a signal arrives. We should probably

5357

be disabling signals. */

5358

if (CPU_NEXT(first_cpu)((((&cpus)->tqh_first))->node.tqe_next)) {

5359

TaskState *ts;

5360

5361

cpu_list_lock();

5362

/* Remove the CPU from the list. */

5363

QTAILQ_REMOVE(&cpus, cpu, node)do { if (((cpu)->node.tqe_next) != ((void*)0)) (cpu)->node
.tqe_next->node.tqe_prev = (cpu)->node.tqe_prev; else (
&cpus)->tqh_last = (cpu)->node.tqe_prev; *(cpu)->
node.tqe_prev = (cpu)->node.tqe_next; } while ( 0);

5364

cpu_list_unlock();

5365

ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

5366

if (ts->child_tidptr) {

5367

put_user_u32(0, ts->child_tidptr)({ abi_ulong __gaddr = ((ts->child_tidptr)); uint32_t *__hptr
; abi_long __ret; if ((__hptr = lock_user(1, __gaddr, sizeof(
uint32_t), 0))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(__hptr)) == 2,
stw_le_p, __builtin_choose_expr(sizeof(*(__hptr)) == 4, stl_le_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 8, stq_le_p, abort
)))) ((__hptr), (((0)))), 0); unlock_user(__hptr, __gaddr, sizeof
(uint32_t)); } else __ret = -14; __ret; });

5368

sys_futex(g2h(ts->child_tidptr)((void *)((unsigned long)(target_ulong)(ts->child_tidptr) +
guest_base)), FUTEX_WAKE1, INT_MAX2147483647,

5369

NULL((void*)0), NULL((void*)0), 0);

5370

}

5371

thread_cpu = NULL((void*)0);

5372

object_unref(OBJECT(ENV_GET_CPU(cpu_env))((Object *)(((CPUState *)object_dynamic_cast_assert(((Object *
)((x86_env_get_cpu(cpu_env)))), ("cpu"), "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 5372, __func__)))));

5373

g_free(ts);

5374

pthread_exit(NULL((void*)0));

5375

}

5376

#ifdef TARGET_GPROF

5377

_mcleanup();

5378

#endif

5379

gdb_exit(cpu_env, arg1);

5380

_exit(arg1);

5381

ret = 0; /* avoid warning */

5382

break;

5383

case TARGET_NR_read0:

5384

if (arg3 == 0)

5385

ret = 0;

5386

else {

5387

if (!(p = lock_user(VERIFY_WRITE1, arg2, arg3, 0)))

5388

goto efault;

5389

ret = get_errno(read(arg1, p, arg3));

5390

unlock_user(p, arg2, ret);

5391

}

5392

break;

5393

case TARGET_NR_write1:

5394

if (!(p = lock_user(VERIFY_READ0, arg2, arg3, 1)))

5395

goto efault;

5396

ret = get_errno(write(arg1, p, arg3));

5397

unlock_user(p, arg2, 0);

5398

break;

5399

case TARGET_NR_open2:

5400

if (!(p = lock_user_string(arg1)))

5401

goto efault;

5402

ret = get_errno(do_open(cpu_env, p,

5403

target_to_host_bitmask(arg2, fcntl_flags_tbl),

5404

arg3));

5405

unlock_user(p, arg1, 0);

5406

break;

5407

#if defined(TARGET_NR_openat257) && defined(__NR_openat257)

5408

case TARGET_NR_openat257:

5409

if (!(p = lock_user_string(arg2)))

5410

goto efault;

5411

ret = get_errno(sys_openat(arg1,

5412

path(p),

5413

target_to_host_bitmask(arg3, fcntl_flags_tbl),

5414

arg4));

5415

unlock_user(p, arg2, 0);

5416

break;

5417

#endif

5418

case TARGET_NR_close3:

5419

ret = get_errno(close(arg1));

5420

break;

5421

case TARGET_NR_brk12:

5422

ret = do_brk(arg1);

5423

break;

5424

case TARGET_NR_fork57:

5425

ret = get_errno(do_fork(cpu_env, SIGCHLD17, 0, 0, 0, 0));

5426

break;

5427

#ifdef TARGET_NR_waitpid

5428

case TARGET_NR_waitpid:

5429

{

5430

int status;

5431

ret = get_errno(waitpid(arg1, &status, arg3));

5432

if (!is_error(ret) && arg2 && ret

5433

&& put_user_s32(host_to_target_waitstatus(status), arg2)({ abi_ulong __gaddr = ((arg2)); int32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(int32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((host_to_target_waitstatus
(status))))), 0); unlock_user(__hptr, __gaddr, sizeof(int32_t
)); } else __ret = -14; __ret; }))

5434

goto efault;

5435

}

5436

break;

5437

#endif

5438

#ifdef TARGET_NR_waitid247

5439

case TARGET_NR_waitid247:

5440

{

5441

siginfo_t info;

5442

info.si_pid_sifields._kill.si_pid = 0;

5443

ret = get_errno(waitid(arg1, arg2, &info, arg4));

5444

if (!is_error(ret) && arg3 && info.si_pid_sifields._kill.si_pid != 0) {

5445

if (!(p = lock_user(VERIFY_WRITE1, arg3, sizeof(target_siginfo_t), 0)))

5446

goto efault;

5447

host_to_target_siginfo(p, &info);

5448

unlock_user(p, arg3, sizeof(target_siginfo_t));

5449

}

5450

}

5451

break;

5452

#endif

5453

#ifdef TARGET_NR_creat85 /* not on alpha */

5454

case TARGET_NR_creat85:

5455

if (!(p = lock_user_string(arg1)))

5456

goto efault;

5457

ret = get_errno(creat(p, arg2));

5458

unlock_user(p, arg1, 0);

5459

break;

5460

#endif

5461

case TARGET_NR_link86:

5462

{

5463

void * p2;

5464

p = lock_user_string(arg1);

5465

p2 = lock_user_string(arg2);

5466

if (!p || !p2)

5467

ret = -TARGET_EFAULT14;

5468

else

5469

ret = get_errno(link(p, p2));

5470

unlock_user(p2, arg2, 0);

5471

unlock_user(p, arg1, 0);

5472

}

5473

break;

5474

#if defined(TARGET_NR_linkat265)

5475

case TARGET_NR_linkat265:

5476

{

5477

void * p2 = NULL((void*)0);

5478

if (!arg2 || !arg4)

5479

goto efault;

5480

p = lock_user_string(arg2);

5481

p2 = lock_user_string(arg4);

5482

if (!p || !p2)

5483

ret = -TARGET_EFAULT14;

5484

else

5485

ret = get_errno(linkat(arg1, p, arg3, p2, arg5));

5486

unlock_user(p, arg2, 0);

5487

unlock_user(p2, arg4, 0);

5488

}

5489

break;

5490

#endif

5491

case TARGET_NR_unlink87:

5492

if (!(p = lock_user_string(arg1)))

5493

goto efault;

5494

ret = get_errno(unlink(p));

5495

unlock_user(p, arg1, 0);

5496

break;

5497

#if defined(TARGET_NR_unlinkat263)

5498

case TARGET_NR_unlinkat263:

5499

if (!(p = lock_user_string(arg2)))

5500

goto efault;

5501

ret = get_errno(unlinkat(arg1, p, arg3));

5502

unlock_user(p, arg2, 0);

5503

break;

5504

#endif

5505

case TARGET_NR_execve59:

5506

{

5507

char **argp, **envp;

5508

int argc, envc;

5509

abi_ulong gp;

5510

abi_ulong guest_argp;

5511

abi_ulong guest_envp;

5512

abi_ulong addr;

5513

char **q;

5514

int total_size = 0;

5515

5516

argc = 0;

5517

guest_argp = arg2;

5518

for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) {

5519

if (get_user_ual(addr, gp)({ abi_ulong __gaddr = ((gp)); abi_ulong *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_ulong), 1)))
{ __ret = ((((addr))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((addr)) = 0; __ret = -14; } __ret; }))

5520

goto efault;

5521

if (!addr)

5522

break;

5523

argc++;

5524

}

5525

envc = 0;

5526

guest_envp = arg3;

5527

for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) {

5528

5529

goto efault;

5530

if (!addr)

5531

break;

5532

envc++;

5533

}

5534

5535

argp = alloca((argc + 1) * sizeof(void *))__builtin_alloca ((argc + 1) * sizeof(void *));

5536

envp = alloca((envc + 1) * sizeof(void *))__builtin_alloca ((envc + 1) * sizeof(void *));

5537

5538

for (gp = guest_argp, q = argp; gp;

5539

gp += sizeof(abi_ulong), q++) {

5540

5541

goto execve_efault;

5542

if (!addr)

5543

break;

5544

if (!(*q = lock_user_string(addr)))

5545

goto execve_efault;

5546

total_size += strlen(*q) + 1;

5547

}

5548

*q = NULL((void*)0);

5549

5550

for (gp = guest_envp, q = envp; gp;

5551

gp += sizeof(abi_ulong), q++) {

5552

5553

goto execve_efault;

5554

if (!addr)

5555

break;

5556

if (!(*q = lock_user_string(addr)))

5557

goto execve_efault;

5558

total_size += strlen(*q) + 1;

5559

}

5560

*q = NULL((void*)0);

5561

5562

/* This case will not be caught by the host's execve() if its

5563

page size is bigger than the target's. */

5564

if (total_size > MAX_ARG_PAGES33 * TARGET_PAGE_SIZE(1 << 12)) {

5565

ret = -TARGET_E2BIG7;

5566

goto execve_end;

5567

}

5568

if (!(p = lock_user_string(arg1)))

5569

goto execve_efault;

5570

ret = get_errno(execve(p, argp, envp));

5571

unlock_user(p, arg1, 0);

5572

5573

goto execve_end;

5574

5575

execve_efault:

5576

ret = -TARGET_EFAULT14;

5577

5578

execve_end:

5579

for (gp = guest_argp, q = argp; *q;

5580

gp += sizeof(abi_ulong), q++) {

5581

5582

|| !addr)

5583

break;

5584

unlock_user(*q, addr, 0);

5585

}

5586

for (gp = guest_envp, q = envp; *q;

5587

gp += sizeof(abi_ulong), q++) {

5588

5589

|| !addr)

5590

break;

5591

unlock_user(*q, addr, 0);

5592

}

5593

}

5594

break;

5595

case TARGET_NR_chdir80:

5596

if (!(p = lock_user_string(arg1)))

5597

goto efault;

5598

ret = get_errno(chdir(p));

5599

unlock_user(p, arg1, 0);

5600

break;

5601

#ifdef TARGET_NR_time201

5602

case TARGET_NR_time201:

5603

{

5604

time_t host_time;

5605

ret = get_errno(time(&host_time));

5606

if (!is_error(ret)

5607

&& arg1

5608

&& put_user_sal(host_time, arg1)({ abi_ulong __gaddr = ((arg1)); abi_long *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(abi_long), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((host_time
)))), 0); unlock_user(__hptr, __gaddr, sizeof(abi_long)); } else
__ret = -14; __ret; }))

5609

goto efault;

5610

}

5611

break;

5612

#endif

5613

case TARGET_NR_mknod133:

5614

if (!(p = lock_user_string(arg1)))

5615

goto efault;

5616

ret = get_errno(mknod(p, arg2, arg3));

5617

unlock_user(p, arg1, 0);

5618

break;

5619

#if defined(TARGET_NR_mknodat259)

5620

case TARGET_NR_mknodat259:

5621

if (!(p = lock_user_string(arg2)))

5622

goto efault;

5623

ret = get_errno(mknodat(arg1, p, arg3, arg4));

5624

unlock_user(p, arg2, 0);

5625

break;

5626

#endif

5627

case TARGET_NR_chmod90:

5628

if (!(p = lock_user_string(arg1)))

5629

goto efault;

5630

ret = get_errno(chmod(p, arg2));

5631

unlock_user(p, arg1, 0);

5632

break;

5633

#ifdef TARGET_NR_break

5634

case TARGET_NR_break:

5635

goto unimplemented;

5636

#endif

5637

#ifdef TARGET_NR_oldstat

5638

case TARGET_NR_oldstat:

5639

goto unimplemented;

5640

#endif

5641

case TARGET_NR_lseek8:

5642

ret = get_errno(lseek(arg1, arg2, arg3));

5643

break;

5644

#if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA)

5645

/* Alpha specific */

5646

case TARGET_NR_getxpid:

5647

((CPUAlphaState *)cpu_env)->ir[IR_A4] = getppid();

5648

ret = get_errno(getpid());

5649

break;

5650

#endif

5651

#ifdef TARGET_NR_getpid39

5652

case TARGET_NR_getpid39:

5653

ret = get_errno(getpid());

5654

break;

5655

#endif

5656

case TARGET_NR_mount165:

5657

{

5658

/* need to look at the data field */

5659

void *p2, *p3;

5660

p = lock_user_string(arg1);

5661

p2 = lock_user_string(arg2);

5662

p3 = lock_user_string(arg3);

5663

if (!p || !p2 || !p3)

5664

ret = -TARGET_EFAULT14;

5665

else {

5666

/* FIXME - arg5 should be locked, but it isn't clear how to

5667

* do that since it's not guaranteed to be a NULL-terminated

5668

* string.

5669

5670

if ( ! arg5 )

5671

ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, NULL((void*)0)));

5672

else

5673

ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5)((void *)((unsigned long)(target_ulong)(arg5) + guest_base))));

5674

}

5675

unlock_user(p, arg1, 0);

5676

unlock_user(p2, arg2, 0);

5677

unlock_user(p3, arg3, 0);

5678

break;

5679

}

5680

#ifdef TARGET_NR_umount

5681

case TARGET_NR_umount:

5682

if (!(p = lock_user_string(arg1)))

5683

goto efault;

5684

ret = get_errno(umount(p));

5685

unlock_user(p, arg1, 0);

5686

break;

5687

#endif

5688

#ifdef TARGET_NR_stime /* not on alpha */

5689

case TARGET_NR_stime:

5690

{

5691

time_t host_time;

5692

if (get_user_sal(host_time, arg1)({ abi_ulong __gaddr = ((arg1)); abi_long *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_long), 1))) {
__ret = ((((host_time))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((host_time)) = 0; __ret = -14; } __ret; }))

5693

goto efault;

5694

ret = get_errno(stime(&host_time));

5695

}

5696

break;

5697

#endif

5698

case TARGET_NR_ptrace101:

5699

goto unimplemented;

5700

#ifdef TARGET_NR_alarm37 /* not on alpha */

5701

case TARGET_NR_alarm37:

5702

ret = alarm(arg1);

5703

break;

5704

#endif

5705

#ifdef TARGET_NR_oldfstat

5706

case TARGET_NR_oldfstat:

5707

goto unimplemented;

5708

#endif

5709

#ifdef TARGET_NR_pause34 /* not on alpha */

5710

case TARGET_NR_pause34:

5711

ret = get_errno(pause());

5712

break;

5713

#endif

5714

#ifdef TARGET_NR_utime132

5715

case TARGET_NR_utime132:

5716

{

5717

struct utimbuf tbuf, *host_tbuf;

5718

struct target_utimbuf *target_tbuf;

5719

if (arg2) {

5720

if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)(target_tbuf = lock_user(0, arg2, sizeof(*target_tbuf), 1)))

5721

goto efault;

5722

tbuf.actime = tswapal(target_tbuf->actime);

5723

tbuf.modtime = tswapal(target_tbuf->modtime);

5724

unlock_user_struct(target_tbuf, arg2, 0)unlock_user(target_tbuf, arg2, (0) ? sizeof(*target_tbuf) : 0
);

5725

host_tbuf = &tbuf;

5726

} else {

5727

host_tbuf = NULL((void*)0);

5728

}

5729

if (!(p = lock_user_string(arg1)))

5730

goto efault;

5731

ret = get_errno(utime(p, host_tbuf));

5732

unlock_user(p, arg1, 0);

5733

}

5734

break;

5735

#endif

5736

case TARGET_NR_utimes235:

5737

{

5738

struct timeval *tvp, tv[2];

5739

if (arg2) {

5740

if (copy_from_user_timeval(&tv[0], arg2)

5741

|| copy_from_user_timeval(&tv[1],

5742

arg2 + sizeof(struct target_timeval)))

5743

goto efault;

5744

tvp = tv;

5745

} else {

5746

tvp = NULL((void*)0);

5747

}

5748

if (!(p = lock_user_string(arg1)))

5749

goto efault;

5750

ret = get_errno(utimes(p, tvp));

5751

unlock_user(p, arg1, 0);

5752

}

5753

break;

5754

#if defined(TARGET_NR_futimesat261)

5755

case TARGET_NR_futimesat261:

5756

{

5757

struct timeval *tvp, tv[2];

5758

if (arg3) {

5759

if (copy_from_user_timeval(&tv[0], arg3)

5760

|| copy_from_user_timeval(&tv[1],

5761

arg3 + sizeof(struct target_timeval)))

5762

goto efault;

5763

tvp = tv;

5764

} else {

5765

tvp = NULL((void*)0);

5766

}

5767

if (!(p = lock_user_string(arg2)))

5768

goto efault;

5769

ret = get_errno(futimesat(arg1, path(p), tvp));

5770

unlock_user(p, arg2, 0);

5771

}

5772

break;

5773

#endif

5774

#ifdef TARGET_NR_stty

5775

case TARGET_NR_stty:

5776

goto unimplemented;

5777

#endif

5778

#ifdef TARGET_NR_gtty

5779

case TARGET_NR_gtty:

5780

goto unimplemented;

5781

#endif

5782

case TARGET_NR_access21:

5783

if (!(p = lock_user_string(arg1)))

5784

goto efault;

5785

ret = get_errno(access(path(p), arg2));

5786

unlock_user(p, arg1, 0);

5787

break;

5788

#if defined(TARGET_NR_faccessat269) && defined(__NR_faccessat269)

5789

case TARGET_NR_faccessat269:

5790

if (!(p = lock_user_string(arg2)))

5791

goto efault;

5792

ret = get_errno(faccessat(arg1, p, arg3, 0));

5793

unlock_user(p, arg2, 0);

5794

break;

5795

#endif

5796

#ifdef TARGET_NR_nice /* not on alpha */

5797

case TARGET_NR_nice:

5798

ret = get_errno(nice(arg1));

5799

break;

5800

#endif

5801

#ifdef TARGET_NR_ftime

5802

case TARGET_NR_ftime:

5803

goto unimplemented;

5804

#endif

5805

case TARGET_NR_sync162:

5806

sync();

5807

ret = 0;

5808

break;

5809

case TARGET_NR_kill62:

5810

ret = get_errno(kill(arg1, target_to_host_signal(arg2)));

5811

break;

5812

case TARGET_NR_rename82:

5813

{

5814

void *p2;

5815

p = lock_user_string(arg1);

5816

p2 = lock_user_string(arg2);

5817

if (!p || !p2)

5818

ret = -TARGET_EFAULT14;

5819

else

5820

ret = get_errno(rename(p, p2));

5821

unlock_user(p2, arg2, 0);

5822

unlock_user(p, arg1, 0);

5823

}

5824

break;

5825

#if defined(TARGET_NR_renameat264)

5826

case TARGET_NR_renameat264:

5827

{

5828

void *p2;

5829

p = lock_user_string(arg2);

5830

p2 = lock_user_string(arg4);

5831

if (!p || !p2)

5832

ret = -TARGET_EFAULT14;

5833

else

5834

ret = get_errno(renameat(arg1, p, arg3, p2));

5835

unlock_user(p2, arg4, 0);

5836

unlock_user(p, arg2, 0);

5837

}

5838

break;

5839

#endif

5840

case TARGET_NR_mkdir83:

5841

if (!(p = lock_user_string(arg1)))

5842

goto efault;

5843

ret = get_errno(mkdir(p, arg2));

5844

unlock_user(p, arg1, 0);

5845

break;

5846

#if defined(TARGET_NR_mkdirat258)

5847

case TARGET_NR_mkdirat258:

5848

if (!(p = lock_user_string(arg2)))

5849

goto efault;

5850

ret = get_errno(mkdirat(arg1, p, arg3));

5851

unlock_user(p, arg2, 0);

5852

break;

5853

#endif

5854

case TARGET_NR_rmdir84:

5855

if (!(p = lock_user_string(arg1)))

5856

goto efault;

5857

ret = get_errno(rmdir(p));

5858

unlock_user(p, arg1, 0);

5859

break;

5860

case TARGET_NR_dup32:

5861

ret = get_errno(dup(arg1));

5862

break;

5863

case TARGET_NR_pipe22:

5864

ret = do_pipe(cpu_env, arg1, 0, 0);

5865

break;

5866

#ifdef TARGET_NR_pipe2293

5867

case TARGET_NR_pipe2293:

5868

ret = do_pipe(cpu_env, arg1,

5869

target_to_host_bitmask(arg2, fcntl_flags_tbl), 1);

5870

break;

5871

#endif

5872

case TARGET_NR_times100:

5873

{

5874

struct target_tms *tmsp;

5875

struct tms tms;

5876

ret = get_errno(times(&tms));

5877

if (arg1) {

5878

tmsp = lock_user(VERIFY_WRITE1, arg1, sizeof(struct target_tms), 0);

5879

if (!tmsp)

5880

goto efault;

5881

tmsp->tms_utime = tswapal(host_to_target_clock_t(tms.tms_utime));

5882

tmsp->tms_stime = tswapal(host_to_target_clock_t(tms.tms_stime));

5883

tmsp->tms_cutime = tswapal(host_to_target_clock_t(tms.tms_cutime));

5884

tmsp->tms_cstime = tswapal(host_to_target_clock_t(tms.tms_cstime));

5885

}

5886

if (!is_error(ret))

5887

ret = host_to_target_clock_t(ret);

5888

}

5889

break;

5890

#ifdef TARGET_NR_prof

5891

case TARGET_NR_prof:

5892

goto unimplemented;

5893

#endif

5894

#ifdef TARGET_NR_signal

5895

case TARGET_NR_signal:

5896

goto unimplemented;

5897

#endif

5898

case TARGET_NR_acct163:

5899

if (arg1 == 0) {

5900

ret = get_errno(acct(NULL((void*)0)));

5901

} else {

5902

if (!(p = lock_user_string(arg1)))

5903

goto efault;

5904

ret = get_errno(acct(path(p)));

5905

unlock_user(p, arg1, 0);

5906

}

5907

break;

5908

#ifdef TARGET_NR_umount2166

5909

case TARGET_NR_umount2166:

5910

if (!(p = lock_user_string(arg1)))

5911

goto efault;

5912

ret = get_errno(umount2(p, arg2));

5913

unlock_user(p, arg1, 0);

5914

break;

5915

#endif

5916

#ifdef TARGET_NR_lock

5917

case TARGET_NR_lock:

5918

goto unimplemented;

5919

#endif

5920

case TARGET_NR_ioctl16:

5921

ret = do_ioctl(arg1, arg2, arg3);

5922

break;

5923

case TARGET_NR_fcntl72:

5924

ret = do_fcntl(arg1, arg2, arg3);

5925

break;

5926

#ifdef TARGET_NR_mpx

5927

case TARGET_NR_mpx:

5928

goto unimplemented;

5929

#endif

5930

case TARGET_NR_setpgid109:

5931

ret = get_errno(setpgid(arg1, arg2));

5932

break;

5933

#ifdef TARGET_NR_ulimit

5934

case TARGET_NR_ulimit:

5935

goto unimplemented;

5936

#endif

5937

#ifdef TARGET_NR_oldolduname

5938

case TARGET_NR_oldolduname:

5939

goto unimplemented;

5940

#endif

5941

case TARGET_NR_umask95:

5942

ret = get_errno(umask(arg1));

5943

break;

5944

case TARGET_NR_chroot161:

5945

if (!(p = lock_user_string(arg1)))

5946

goto efault;

5947

ret = get_errno(chroot(p));

5948

unlock_user(p, arg1, 0);

5949

break;

5950

case TARGET_NR_ustat136:

5951

goto unimplemented;

5952

case TARGET_NR_dup233:

5953

ret = get_errno(dup2(arg1, arg2));

5954

break;

5955

#if defined(CONFIG_DUP31) && defined(TARGET_NR_dup3292)

5956

case TARGET_NR_dup3292:

5957

ret = get_errno(dup3(arg1, arg2, arg3));

5958

break;

5959

#endif

5960

#ifdef TARGET_NR_getppid110 /* not on alpha */

5961

case TARGET_NR_getppid110:

5962

ret = get_errno(getppid());

5963

break;

5964

#endif

5965

case TARGET_NR_getpgrp111:

5966

ret = get_errno(getpgrp());

5967

break;

5968

case TARGET_NR_setsid112:

5969

ret = get_errno(setsid());

5970

break;

5971

#ifdef TARGET_NR_sigaction

5972

case TARGET_NR_sigaction:

5973

{

5974

#if defined(TARGET_ALPHA)

5975

struct target_sigaction act, oact, *pact = 0;

5976

struct target_old_sigaction *old_act;

5977

if (arg2) {

5978

if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)(old_act = lock_user(0, arg2, sizeof(*old_act), 1)))

5979

goto efault;

5980

act._sa_handler = old_act->_sa_handler;

5981

target_siginitset(&act.sa_mask, old_act->sa_mask);

5982

act.sa_flags = old_act->sa_flags;

5983

act.sa_restorer = 0;

5984

unlock_user_struct(old_act, arg2, 0)unlock_user(old_act, arg2, (0) ? sizeof(*old_act) : 0);

5985

pact = &act;

5986

}

5987

ret = get_errno(do_sigaction(arg1, pact, &oact));

5988

if (!is_error(ret) && arg3) {

5989

if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)(old_act = lock_user(1, arg3, sizeof(*old_act), 0)))

5990

goto efault;

5991

old_act->_sa_handler = oact._sa_handler;

5992

old_act->sa_mask = oact.sa_mask.sig[0];

5993

old_act->sa_flags = oact.sa_flags;

5994

unlock_user_struct(old_act, arg3, 1)unlock_user(old_act, arg3, (1) ? sizeof(*old_act) : 0);

5995

}

5996

#elif defined(TARGET_MIPS)

5997

struct target_sigaction act, oact, *pact, *old_act;

5998

5999

if (arg2) {

6000

if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)(old_act = lock_user(0, arg2, sizeof(*old_act), 1)))

6001

goto efault;

6002

act._sa_handler = old_act->_sa_handler;

6003

target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]);

6004

act.sa_flags = old_act->sa_flags;

6005

unlock_user_struct(old_act, arg2, 0)unlock_user(old_act, arg2, (0) ? sizeof(*old_act) : 0);

6006

pact = &act;

6007

} else {

6008

pact = NULL((void*)0);

6009

}

6010

6011

ret = get_errno(do_sigaction(arg1, pact, &oact));

6012

6013

if (!is_error(ret) && arg3) {

6014

if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)(old_act = lock_user(1, arg3, sizeof(*old_act), 0)))

6015

goto efault;

6016

old_act->_sa_handler = oact._sa_handler;

6017

old_act->sa_flags = oact.sa_flags;

6018

old_act->sa_mask.sig[0] = oact.sa_mask.sig[0];

6019

old_act->sa_mask.sig[1] = 0;

6020

old_act->sa_mask.sig[2] = 0;

6021

old_act->sa_mask.sig[3] = 0;

6022

unlock_user_struct(old_act, arg3, 1)unlock_user(old_act, arg3, (1) ? sizeof(*old_act) : 0);

6023

}

6024

#else

6025

struct target_old_sigaction *old_act;

6026

struct target_sigaction act, oact, *pact;

6027

if (arg2) {

6028

if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)(old_act = lock_user(0, arg2, sizeof(*old_act), 1)))

6029

goto efault;

6030

act._sa_handler = old_act->_sa_handler;

6031

target_siginitset(&act.sa_mask, old_act->sa_mask);

6032

act.sa_flags = old_act->sa_flags;

6033

act.sa_restorer = old_act->sa_restorer;

6034

unlock_user_struct(old_act, arg2, 0)unlock_user(old_act, arg2, (0) ? sizeof(*old_act) : 0);

6035

pact = &act;

6036

} else {

6037

pact = NULL((void*)0);

6038

}

6039

ret = get_errno(do_sigaction(arg1, pact, &oact));

6040

if (!is_error(ret) && arg3) {

6041

if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)(old_act = lock_user(1, arg3, sizeof(*old_act), 0)))

6042

goto efault;

6043

old_act->_sa_handler = oact._sa_handler;

6044

old_act->sa_mask = oact.sa_mask.sig[0];

6045

old_act->sa_flags = oact.sa_flags;

6046

old_act->sa_restorer = oact.sa_restorer;

6047

unlock_user_struct(old_act, arg3, 1)unlock_user(old_act, arg3, (1) ? sizeof(*old_act) : 0);

6048

}

6049

#endif

6050

}

6051

break;

6052

#endif

6053

case TARGET_NR_rt_sigaction13:

6054

{

6055

#if defined(TARGET_ALPHA)

6056

struct target_sigaction act, oact, *pact = 0;

6057

struct target_rt_sigaction *rt_act;

6058

/* ??? arg4 == sizeof(sigset_t). */

6059

if (arg2) {

6060

if (!lock_user_struct(VERIFY_READ, rt_act, arg2, 1)(rt_act = lock_user(0, arg2, sizeof(*rt_act), 1)))

6061

goto efault;

6062

act._sa_handler = rt_act->_sa_handler;

6063

act.sa_mask = rt_act->sa_mask;

6064

act.sa_flags = rt_act->sa_flags;

6065

act.sa_restorer = arg5;

6066

unlock_user_struct(rt_act, arg2, 0)unlock_user(rt_act, arg2, (0) ? sizeof(*rt_act) : 0);

6067

pact = &act;

6068

}

6069

ret = get_errno(do_sigaction(arg1, pact, &oact));

6070

if (!is_error(ret) && arg3) {

6071

if (!lock_user_struct(VERIFY_WRITE, rt_act, arg3, 0)(rt_act = lock_user(1, arg3, sizeof(*rt_act), 0)))

6072

goto efault;

6073

rt_act->_sa_handler = oact._sa_handler;

6074

rt_act->sa_mask = oact.sa_mask;

6075

rt_act->sa_flags = oact.sa_flags;

6076

unlock_user_struct(rt_act, arg3, 1)unlock_user(rt_act, arg3, (1) ? sizeof(*rt_act) : 0);

6077

}

6078

#else

6079

struct target_sigaction *act;

6080

struct target_sigaction *oact;

6081

6082

if (arg2) {

6083

if (!lock_user_struct(VERIFY_READ, act, arg2, 1)(act = lock_user(0, arg2, sizeof(*act), 1)))

6084

goto efault;

6085

} else

6086

act = NULL((void*)0);

6087

if (arg3) {

6088

if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)(oact = lock_user(1, arg3, sizeof(*oact), 0))) {

6089

ret = -TARGET_EFAULT14;

6090

goto rt_sigaction_fail;

6091

}

6092

} else

6093

oact = NULL((void*)0);

6094

ret = get_errno(do_sigaction(arg1, act, oact));

6095

rt_sigaction_fail:

6096

if (act)

6097

unlock_user_struct(act, arg2, 0)unlock_user(act, arg2, (0) ? sizeof(*act) : 0);

6098

if (oact)

6099

unlock_user_struct(oact, arg3, 1)unlock_user(oact, arg3, (1) ? sizeof(*oact) : 0);

6100

#endif

6101

}

6102

break;

6103

#ifdef TARGET_NR_sgetmask /* not on alpha */

6104

case TARGET_NR_sgetmask:

6105

{

6106

sigset_t cur_set;

6107

abi_ulong target_set;

6108

sigprocmask(0, NULL((void*)0), &cur_set);

6109

host_to_target_old_sigset(&target_set, &cur_set);

6110

ret = target_set;

6111

}

6112

break;

6113

#endif

6114

#ifdef TARGET_NR_ssetmask /* not on alpha */

6115

case TARGET_NR_ssetmask:

6116

{

6117

sigset_t set, oset, cur_set;

6118

abi_ulong target_set = arg1;

6119

sigprocmask(0, NULL((void*)0), &cur_set);

6120

target_to_host_old_sigset(&set, &target_set);

6121

sigorset(&set, &set, &cur_set);

6122

sigprocmask(SIG_SETMASK2, &set, &oset);

6123

host_to_target_old_sigset(&target_set, &oset);

6124

ret = target_set;

6125

}

6126

break;

6127

#endif

6128

#ifdef TARGET_NR_sigprocmask

6129

case TARGET_NR_sigprocmask:

6130

{

6131

#if defined(TARGET_ALPHA)

6132

sigset_t set, oldset;

6133

abi_ulong mask;

6134

int how;

6135

6136

switch (arg1) {

6137

case TARGET_SIG_BLOCK0:

6138

how = SIG_BLOCK0;

6139

break;

6140

case TARGET_SIG_UNBLOCK1:

6141

how = SIG_UNBLOCK1;

6142

break;

6143

case TARGET_SIG_SETMASK2:

6144

how = SIG_SETMASK2;

6145

break;

6146

default:

6147

ret = -TARGET_EINVAL22;

6148

goto fail;

6149

}

6150

mask = arg2;

6151

target_to_host_old_sigset(&set, &mask);

6152

6153

ret = get_errno(sigprocmask(how, &set, &oldset));

6154

if (!is_error(ret)) {

6155

host_to_target_old_sigset(&mask, &oldset);

6156

ret = mask;

6157

((CPUAlphaState *)cpu_env)->ir[IR_V0] = 0; /* force no error */

6158

}

6159

#else

6160

sigset_t set, oldset, *set_ptr;

6161

int how;

6162

6163

if (arg2) {

6164

switch (arg1) {

6165

case TARGET_SIG_BLOCK0:

6166

how = SIG_BLOCK0;

6167

break;

6168

case TARGET_SIG_UNBLOCK1:

6169

how = SIG_UNBLOCK1;

6170

break;

6171

case TARGET_SIG_SETMASK2:

6172

how = SIG_SETMASK2;

6173

break;

6174

default:

6175

ret = -TARGET_EINVAL22;

6176

goto fail;

6177

}

6178

if (!(p = lock_user(VERIFY_READ0, arg2, sizeof(target_sigset_t), 1)))

6179

goto efault;

6180

target_to_host_old_sigset(&set, p);

6181

unlock_user(p, arg2, 0);

6182

set_ptr = &set;

6183

} else {

6184

how = 0;

6185

set_ptr = NULL((void*)0);

6186

}

6187

ret = get_errno(sigprocmask(how, set_ptr, &oldset));

6188

if (!is_error(ret) && arg3) {

6189

if (!(p = lock_user(VERIFY_WRITE1, arg3, sizeof(target_sigset_t), 0)))

6190

goto efault;

6191

host_to_target_old_sigset(p, &oldset);

6192

unlock_user(p, arg3, sizeof(target_sigset_t));

6193

}

6194

#endif

6195

}

6196

break;

6197

#endif

6198

case TARGET_NR_rt_sigprocmask14:

6199

{

6200

int how = arg1;

6201

sigset_t set, oldset, *set_ptr;

6202

6203

if (arg2) {

6204

switch(how) {

6205

case TARGET_SIG_BLOCK0:

6206

how = SIG_BLOCK0;

6207

break;

6208

case TARGET_SIG_UNBLOCK1:

6209

how = SIG_UNBLOCK1;

6210

break;

6211

case TARGET_SIG_SETMASK2:

6212

how = SIG_SETMASK2;

6213

break;

6214

default:

6215

ret = -TARGET_EINVAL22;

6216

goto fail;

6217

}

6218

if (!(p = lock_user(VERIFY_READ0, arg2, sizeof(target_sigset_t), 1)))

6219

goto efault;

6220

target_to_host_sigset(&set, p);

6221

unlock_user(p, arg2, 0);

6222

set_ptr = &set;

6223

} else {

6224

how = 0;

6225

set_ptr = NULL((void*)0);

6226

}

6227

ret = get_errno(sigprocmask(how, set_ptr, &oldset));

6228

if (!is_error(ret) && arg3) {

6229

if (!(p = lock_user(VERIFY_WRITE1, arg3, sizeof(target_sigset_t), 0)))

6230

goto efault;

6231

host_to_target_sigset(p, &oldset);

6232

unlock_user(p, arg3, sizeof(target_sigset_t));

6233

}

6234

}

6235

break;

6236

#ifdef TARGET_NR_sigpending

6237

case TARGET_NR_sigpending:

6238

{

6239

sigset_t set;

6240

ret = get_errno(sigpending(&set));

6241

if (!is_error(ret)) {

6242

if (!(p = lock_user(VERIFY_WRITE1, arg1, sizeof(target_sigset_t), 0)))

6243

goto efault;

6244

host_to_target_old_sigset(p, &set);

6245

unlock_user(p, arg1, sizeof(target_sigset_t));

6246

}

6247

}

6248

break;

6249

#endif

6250

case TARGET_NR_rt_sigpending127:

6251

{

6252

sigset_t set;

6253

ret = get_errno(sigpending(&set));

6254

if (!is_error(ret)) {

6255

if (!(p = lock_user(VERIFY_WRITE1, arg1, sizeof(target_sigset_t), 0)))

6256

goto efault;

6257

host_to_target_sigset(p, &set);

6258

unlock_user(p, arg1, sizeof(target_sigset_t));

6259

}

6260

}

6261

break;

6262

#ifdef TARGET_NR_sigsuspend

6263

case TARGET_NR_sigsuspend:

6264

{

6265

sigset_t set;

6266

#if defined(TARGET_ALPHA)

6267

abi_ulong mask = arg1;

6268

target_to_host_old_sigset(&set, &mask);

6269

#else

6270

if (!(p = lock_user(VERIFY_READ0, arg1, sizeof(target_sigset_t), 1)))

6271

goto efault;

6272

target_to_host_old_sigset(&set, p);

6273

unlock_user(p, arg1, 0);

6274

#endif

6275

ret = get_errno(sigsuspend(&set));

6276

}

6277

break;

6278

#endif

6279

case TARGET_NR_rt_sigsuspend130:

6280

{

6281

sigset_t set;

6282

if (!(p = lock_user(VERIFY_READ0, arg1, sizeof(target_sigset_t), 1)))

6283

goto efault;

6284

target_to_host_sigset(&set, p);

6285

unlock_user(p, arg1, 0);

6286

ret = get_errno(sigsuspend(&set));

6287

}

6288

break;

6289

case TARGET_NR_rt_sigtimedwait128:

6290

{

6291

sigset_t set;

6292

struct timespec uts, *puts;

6293

siginfo_t uinfo;

6294

6295

if (!(p = lock_user(VERIFY_READ0, arg1, sizeof(target_sigset_t), 1)))

6296

goto efault;

6297

target_to_host_sigset(&set, p);

6298

unlock_user(p, arg1, 0);

6299

if (arg3) {

6300

puts = &uts;

6301

target_to_host_timespec(puts, arg3);

6302

} else {

6303

puts = NULL((void*)0);

6304

}

6305

ret = get_errno(sigtimedwait(&set, &uinfo, puts));

6306

if (!is_error(ret) && arg2) {

6307

if (!(p = lock_user(VERIFY_WRITE1, arg2, sizeof(target_siginfo_t), 0)))

6308

goto efault;

6309

host_to_target_siginfo(p, &uinfo);

6310

unlock_user(p, arg2, sizeof(target_siginfo_t));

6311

}

6312

}

6313

break;

6314

case TARGET_NR_rt_sigqueueinfo129:

6315

{

6316

siginfo_t uinfo;

6317

if (!(p = lock_user(VERIFY_READ0, arg3, sizeof(target_sigset_t), 1)))

6318

goto efault;

6319

target_to_host_siginfo(&uinfo, p);

6320

unlock_user(p, arg1, 0);

6321

ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo));

6322

}

6323

break;

6324

#ifdef TARGET_NR_sigreturn

6325

case TARGET_NR_sigreturn:

6326

/* NOTE: ret is eax, so not transcoding must be done */

6327

ret = do_sigreturn(cpu_env);

6328

break;

6329

#endif

6330

case TARGET_NR_rt_sigreturn15:

6331

/* NOTE: ret is eax, so not transcoding must be done */

6332

ret = do_rt_sigreturn(cpu_env);

6333

break;

6334

case TARGET_NR_sethostname170:

6335

if (!(p = lock_user_string(arg1)))

6336

goto efault;

6337

ret = get_errno(sethostname(p, arg2));

6338

unlock_user(p, arg1, 0);

6339

break;

6340

case TARGET_NR_setrlimit160:

6341

{

6342

int resource = target_to_host_resource(arg1);

6343

struct target_rlimit *target_rlim;

6344

struct rlimit rlim;

6345

if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)(target_rlim = lock_user(0, arg2, sizeof(*target_rlim), 1)))

6346

goto efault;

6347

rlim.rlim_cur = target_to_host_rlim(target_rlim->rlim_cur);

6348

rlim.rlim_max = target_to_host_rlim(target_rlim->rlim_max);

6349

unlock_user_struct(target_rlim, arg2, 0)unlock_user(target_rlim, arg2, (0) ? sizeof(*target_rlim) : 0
);

6350

ret = get_errno(setrlimit(resource, &rlim));

6351

}

6352

break;

6353

case TARGET_NR_getrlimit97:

6354

{

6355

int resource = target_to_host_resource(arg1);

6356

struct target_rlimit *target_rlim;

6357

struct rlimit rlim;

6358

6359

ret = get_errno(getrlimit(resource, &rlim));

6360

if (!is_error(ret)) {

6361

if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)(target_rlim = lock_user(1, arg2, sizeof(*target_rlim), 0)))

6362

goto efault;

6363

target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur);

6364

target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max);

6365

unlock_user_struct(target_rlim, arg2, 1)unlock_user(target_rlim, arg2, (1) ? sizeof(*target_rlim) : 0
);

6366

}

6367

}

6368

break;

6369

case TARGET_NR_getrusage98:

6370

{

6371

struct rusage rusage;

6372

ret = get_errno(getrusage(arg1, &rusage));

6373

if (!is_error(ret)) {

6374

host_to_target_rusage(arg2, &rusage);

6375

}

6376

}

6377

break;

6378

case TARGET_NR_gettimeofday96:

6379

{

6380

struct timeval tv;

6381

ret = get_errno(gettimeofday(&tv, NULL((void*)0)));

6382

if (!is_error(ret)) {

6383

if (copy_to_user_timeval(arg1, &tv))

6384

goto efault;

6385

}

6386

}

6387

break;

6388

case TARGET_NR_settimeofday164:

6389

{

6390

struct timeval tv;

6391

if (copy_from_user_timeval(&tv, arg1))

6392

goto efault;

6393

ret = get_errno(settimeofday(&tv, NULL((void*)0)));

6394

}

6395

break;

6396

#if defined(TARGET_NR_select23)

6397

case TARGET_NR_select23:

6398

#if defined(TARGET_S390X) || defined(TARGET_ALPHA)

6399

ret = do_select(arg1, arg2, arg3, arg4, arg5);

6400

#else

6401

{

6402

struct target_sel_arg_struct *sel;

6403

abi_ulong inp, outp, exp, tvp;

6404

long nsel;

6405

6406

if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)(sel = lock_user(0, arg1, sizeof(*sel), 1)))

6407

goto efault;

6408

nsel = tswapal(sel->n);

6409

inp = tswapal(sel->inp);

6410

outp = tswapal(sel->outp);

6411

exp = tswapal(sel->exp);

6412

tvp = tswapal(sel->tvp);

6413

unlock_user_struct(sel, arg1, 0)unlock_user(sel, arg1, (0) ? sizeof(*sel) : 0);

6414

ret = do_select(nsel, inp, outp, exp, tvp);

6415

}

6416

#endif

6417

break;

6418

#endif

6419

#ifdef TARGET_NR_pselect6270

6420

case TARGET_NR_pselect6270:

6421

{

6422

abi_long rfd_addr, wfd_addr, efd_addr, n, ts_addr;

6423

fd_set rfds, wfds, efds;

6424

fd_set *rfds_ptr, *wfds_ptr, *efds_ptr;

6425

struct timespec ts, *ts_ptr;

6426

6427

6428

* The 6th arg is actually two args smashed together,

6429

* so we cannot use the C library.

6430

6431

sigset_t set;

6432

struct {

6433

sigset_t *set;

6434

size_t size;

6435

} sig, *sig_ptr;

6436

6437

abi_ulong arg_sigset, arg_sigsize, *arg7;

6438

target_sigset_t *target_sigset;

6439

6440

n = arg1;

6441

rfd_addr = arg2;

6442

wfd_addr = arg3;

6443

efd_addr = arg4;

6444

ts_addr = arg5;

6445

6446

ret = copy_from_user_fdset_ptr(&rfds, &rfds_ptr, rfd_addr, n);

6447

if (ret) {

6448

goto fail;

6449

}

6450

ret = copy_from_user_fdset_ptr(&wfds, &wfds_ptr, wfd_addr, n);

6451

if (ret) {

6452

goto fail;

6453

}

6454

ret = copy_from_user_fdset_ptr(&efds, &efds_ptr, efd_addr, n);

6455

if (ret) {

6456

goto fail;

6457

}

6458

6459

6460

* This takes a timespec, and not a timeval, so we cannot

6461

* use the do_select() helper ...

6462

6463

if (ts_addr) {

6464

if (target_to_host_timespec(&ts, ts_addr)) {

6465

goto efault;

6466

}

6467

ts_ptr = &ts;

6468

} else {

6469

ts_ptr = NULL((void*)0);

6470

}

6471

6472

/* Extract the two packed args for the sigset */

6473

if (arg6) {

6474

sig_ptr = &sig;

6475

sig.size = _NSIG65 / 8;

6476

6477

arg7 = lock_user(VERIFY_READ0, arg6, sizeof(*arg7) * 2, 1);

6478

if (!arg7) {

6479

goto efault;

6480

}

6481

arg_sigset = tswapal(arg7[0]);

6482

arg_sigsize = tswapal(arg7[1]);

6483

unlock_user(arg7, arg6, 0);

6484

6485

if (arg_sigset) {

6486

sig.set = &set;

6487

if (arg_sigsize != sizeof(*target_sigset)) {

6488

/* Like the kernel, we enforce correct size sigsets */

6489

ret = -TARGET_EINVAL22;

6490

goto fail;

6491

}

6492

target_sigset = lock_user(VERIFY_READ0, arg_sigset,

6493

sizeof(*target_sigset), 1);

6494

if (!target_sigset) {

6495

goto efault;

6496

}

6497

target_to_host_sigset(&set, target_sigset);

6498

unlock_user(target_sigset, arg_sigset, 0);

6499

} else {

6500

sig.set = NULL((void*)0);

6501

}

6502

} else {

6503

sig_ptr = NULL((void*)0);

6504

}

6505

6506

ret = get_errno(sys_pselect6(n, rfds_ptr, wfds_ptr, efds_ptr,

6507

ts_ptr, sig_ptr));

6508

6509

if (!is_error(ret)) {

6510

if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n))

6511

goto efault;

6512

if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n))

6513

goto efault;

6514

if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n))

6515

goto efault;

6516

6517

if (ts_addr && host_to_target_timespec(ts_addr, &ts))

6518

goto efault;

6519

}

6520

}

6521

break;

6522

#endif

6523

case TARGET_NR_symlink88:

6524

{

6525

void *p2;

6526

p = lock_user_string(arg1);

6527

p2 = lock_user_string(arg2);

6528

if (!p || !p2)

6529

ret = -TARGET_EFAULT14;

6530

else

6531

ret = get_errno(symlink(p, p2));

6532

unlock_user(p2, arg2, 0);

6533

unlock_user(p, arg1, 0);

6534

}

6535

break;

6536

#if defined(TARGET_NR_symlinkat266)

6537

case TARGET_NR_symlinkat266:

6538

{

6539

void *p2;

6540

p = lock_user_string(arg1);

6541

p2 = lock_user_string(arg3);

6542

if (!p || !p2)

6543

ret = -TARGET_EFAULT14;

6544

else

6545

ret = get_errno(symlinkat(p, arg2, p2));

6546

unlock_user(p2, arg3, 0);

6547

unlock_user(p, arg1, 0);

6548

}

6549

break;

6550

#endif

6551

#ifdef TARGET_NR_oldlstat

6552

case TARGET_NR_oldlstat:

6553

goto unimplemented;

6554

#endif

6555

case TARGET_NR_readlink89:

6556

{

6557

void *p2;

6558

p = lock_user_string(arg1);

6559

p2 = lock_user(VERIFY_WRITE1, arg2, arg3, 0);

6560

if (!p || !p2) {

6561

ret = -TARGET_EFAULT14;

6562

} else if (is_proc_myself((const char *)p, "exe")) {

6563

char real[PATH_MAX4096], *temp;

6564

temp = realpath(exec_path, real);

6565

ret = temp == NULL((void*)0) ? get_errno(-1) : strlen(real) ;

6566

snprintf((char *)p2, arg3, "%s", real);

6567

} else {

6568

ret = get_errno(readlink(path(p), p2, arg3));

6569

}

6570

unlock_user(p2, arg2, ret);

6571

unlock_user(p, arg1, 0);

6572

}

6573

break;

6574

#if defined(TARGET_NR_readlinkat267)

6575

case TARGET_NR_readlinkat267:

6576

{

6577

void *p2;

6578

p = lock_user_string(arg2);

6579

p2 = lock_user(VERIFY_WRITE1, arg3, arg4, 0);

6580

if (!p || !p2) {

6581

ret = -TARGET_EFAULT14;

6582

} else if (is_proc_myself((const char *)p, "exe")) {

6583

char real[PATH_MAX4096], *temp;

6584

temp = realpath(exec_path, real);

6585

ret = temp == NULL((void*)0) ? get_errno(-1) : strlen(real) ;

6586

snprintf((char *)p2, arg4, "%s", real);

6587

} else {

6588

ret = get_errno(readlinkat(arg1, path(p), p2, arg4));

6589

}

6590

unlock_user(p2, arg3, ret);

6591

unlock_user(p, arg2, 0);

6592

}

6593

break;

6594

#endif

6595

#ifdef TARGET_NR_uselib134

6596

case TARGET_NR_uselib134:

6597

goto unimplemented;

6598

#endif

6599

#ifdef TARGET_NR_swapon167

6600

case TARGET_NR_swapon167:

6601

if (!(p = lock_user_string(arg1)))

6602

goto efault;

6603

ret = get_errno(swapon(p, arg2));

6604

unlock_user(p, arg1, 0);

6605

break;

6606

#endif

6607

case TARGET_NR_reboot169:

6608

if (arg3 == LINUX_REBOOT_CMD_RESTART20xA1B2C3D4) {

6609

/* arg4 must be ignored in all other cases */

6610

p = lock_user_string(arg4);

6611

if (!p) {

6612

goto efault;

6613

}

6614

ret = get_errno(reboot(arg1, arg2, arg3, p));

6615

unlock_user(p, arg4, 0);

6616

} else {

6617

ret = get_errno(reboot(arg1, arg2, arg3, NULL((void*)0)));

6618

}

6619

break;

6620

#ifdef TARGET_NR_readdir

6621

case TARGET_NR_readdir:

6622

goto unimplemented;

6623

#endif

6624

#ifdef TARGET_NR_mmap9

6625

case TARGET_NR_mmap9:

6626

#if (defined(TARGET_I3861) && defined(TARGET_ABI32)) || \

6627

(defined(TARGET_ARM) && defined(TARGET_ABI32)) || \

6628

defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) \

6629

|| defined(TARGET_S390X)

6630

{

6631

abi_ulong *v;

6632

abi_ulong v1, v2, v3, v4, v5, v6;

6633

if (!(v = lock_user(VERIFY_READ0, arg1, 6 * sizeof(abi_ulong), 1)))

6634

goto efault;

6635

v1 = tswapal(v[0]);

6636

v2 = tswapal(v[1]);

6637

v3 = tswapal(v[2]);

6638

v4 = tswapal(v[3]);

6639

v5 = tswapal(v[4]);

6640

v6 = tswapal(v[5]);

6641

unlock_user(v, arg1, 0);

6642

ret = get_errno(target_mmap(v1, v2, v3,

6643

target_to_host_bitmask(v4, mmap_flags_tbl),

6644

v5, v6));

6645

}

6646

#else

6647

ret = get_errno(target_mmap(arg1, arg2, arg3,

6648

target_to_host_bitmask(arg4, mmap_flags_tbl),

6649

arg5,

6650

arg6));

6651

#endif

6652

break;

6653

#endif

6654

#ifdef TARGET_NR_mmap2

6655

case TARGET_NR_mmap2:

6656

#ifndef MMAP_SHIFT

6657

#define MMAP_SHIFT 12

6658

#endif

6659

ret = get_errno(target_mmap(arg1, arg2, arg3,

6660

target_to_host_bitmask(arg4, mmap_flags_tbl),

6661

arg5,

6662

arg6 << MMAP_SHIFT));

6663

break;

6664

#endif

6665

case TARGET_NR_munmap11:

6666

ret = get_errno(target_munmap(arg1, arg2));

6667

break;

6668

case TARGET_NR_mprotect10:

6669

{

6670

TaskState *ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

6671

/* Special hack to detect libc making the stack executable. */

6672

if ((arg3 & PROT_GROWSDOWN0x01000000)

6673

&& arg1 >= ts->info->stack_limit

6674

&& arg1 <= ts->info->start_stack) {

6675

arg3 &= ~PROT_GROWSDOWN0x01000000;

6676

arg2 = arg2 + arg1 - ts->info->stack_limit;

6677

arg1 = ts->info->stack_limit;

6678

}

6679

}

6680

ret = get_errno(target_mprotect(arg1, arg2, arg3));

6681

break;

6682

#ifdef TARGET_NR_mremap25

6683

case TARGET_NR_mremap25:

6684

ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));

6685

break;

6686

#endif

6687

/* ??? msync/mlock/munlock are broken for softmmu. */

6688

#ifdef TARGET_NR_msync26

6689

case TARGET_NR_msync26:

6690

ret = get_errno(msync(g2h(arg1)((void *)((unsigned long)(target_ulong)(arg1) + guest_base)), arg2, arg3));

6691

break;

6692

#endif

6693

#ifdef TARGET_NR_mlock149

6694

case TARGET_NR_mlock149:

6695

ret = get_errno(mlock(g2h(arg1)((void *)((unsigned long)(target_ulong)(arg1) + guest_base)), arg2));

6696

break;

6697

#endif

6698

#ifdef TARGET_NR_munlock150

6699

case TARGET_NR_munlock150:

6700

ret = get_errno(munlock(g2h(arg1)((void *)((unsigned long)(target_ulong)(arg1) + guest_base)), arg2));

6701

break;

6702

#endif

6703

#ifdef TARGET_NR_mlockall151

6704

case TARGET_NR_mlockall151:

6705

ret = get_errno(mlockall(arg1));

6706

break;

6707

#endif

6708

#ifdef TARGET_NR_munlockall152

6709

case TARGET_NR_munlockall152:

6710

ret = get_errno(munlockall());

6711

break;

6712

#endif

6713

case TARGET_NR_truncate76:

6714

if (!(p = lock_user_string(arg1)))

6715

goto efault;

6716

ret = get_errno(truncate(p, arg2));

6717

unlock_user(p, arg1, 0);

6718

break;

6719

case TARGET_NR_ftruncate77:

6720

ret = get_errno(ftruncate(arg1, arg2));

6721

break;

6722

case TARGET_NR_fchmod91:

6723

ret = get_errno(fchmod(arg1, arg2));

6724

break;

6725

#if defined(TARGET_NR_fchmodat268)

6726

case TARGET_NR_fchmodat268:

6727

if (!(p = lock_user_string(arg2)))

6728

goto efault;

6729

ret = get_errno(fchmodat(arg1, p, arg3, 0));

6730

unlock_user(p, arg2, 0);

6731

break;

6732

#endif

6733

case TARGET_NR_getpriority140:

6734

/* Note that negative values are valid for getpriority, so we must

6735

differentiate based on errno settings. */

6736

errno(*__errno_location ()) = 0;

6737

ret = getpriority(arg1, arg2);

6738

if (ret == -1 && errno(*__errno_location ()) != 0) {

6739

ret = -host_to_target_errno(errno(*__errno_location ()));

6740

break;

6741

}

6742

#ifdef TARGET_ALPHA

6743

/* Return value is the unbiased priority. Signal no error. */

6744

((CPUAlphaState *)cpu_env)->ir[IR_V0] = 0;

6745

#else

6746

/* Return value is a biased priority to avoid negative numbers. */

6747

ret = 20 - ret;

6748

#endif

6749

break;

6750

case TARGET_NR_setpriority141:

6751

ret = get_errno(setpriority(arg1, arg2, arg3));

6752

break;

6753

#ifdef TARGET_NR_profil

6754

case TARGET_NR_profil:

6755

goto unimplemented;

6756

#endif

6757

case TARGET_NR_statfs137:

6758

if (!(p = lock_user_string(arg1)))

6759

goto efault;

6760

ret = get_errno(statfs(path(p), &stfs));

6761

unlock_user(p, arg1, 0);

6762

convert_statfs:

6763

if (!is_error(ret)) {

6764

struct target_statfs *target_stfs;

6765

6766

if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)(target_stfs = lock_user(1, arg2, sizeof(*target_stfs), 0)))

6767

goto efault;

6768

__put_user(stfs.f_type, &target_stfs->f_type)(__builtin_choose_expr(sizeof(*(&target_stfs->f_type))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_type)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_stfs->f_type)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_type)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_type), (stfs.f_type)), 0);

6769

__put_user(stfs.f_bsize, &target_stfs->f_bsize)(__builtin_choose_expr(sizeof(*(&target_stfs->f_bsize)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_bsize)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_stfs->f_bsize)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_bsize)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_bsize), (stfs.f_bsize)), 0);

6770

__put_user(stfs.f_blocks, &target_stfs->f_blocks)(__builtin_choose_expr(sizeof(*(&target_stfs->f_blocks
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_blocks)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_stfs->f_blocks)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_blocks)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_blocks), (stfs.f_blocks)), 0);

6771

__put_user(stfs.f_bfree, &target_stfs->f_bfree)(__builtin_choose_expr(sizeof(*(&target_stfs->f_bfree)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_bfree)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_stfs->f_bfree)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_bfree)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_bfree), (stfs.f_bfree)), 0);

6772

__put_user(stfs.f_bavail, &target_stfs->f_bavail)(__builtin_choose_expr(sizeof(*(&target_stfs->f_bavail
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_bavail)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_stfs->f_bavail)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_bavail)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_bavail), (stfs.f_bavail)), 0);

6773

__put_user(stfs.f_files, &target_stfs->f_files)(__builtin_choose_expr(sizeof(*(&target_stfs->f_files)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_files)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_stfs->f_files)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_files)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_files), (stfs.f_files)), 0);

6774

__put_user(stfs.f_ffree, &target_stfs->f_ffree)(__builtin_choose_expr(sizeof(*(&target_stfs->f_ffree)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_ffree)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_stfs->f_ffree)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_ffree)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_ffree), (stfs.f_ffree)), 0);

6775

__put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0])(__builtin_choose_expr(sizeof(*(&target_stfs->f_fsid.val
[0])) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_fsid.val[0])) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_stfs->f_fsid.val[0])) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_fsid.val[0])) == 8, stq_le_p
, abort)))) ((&target_stfs->f_fsid.val[0]), (stfs.f_fsid
.__val[0])), 0);

6776

__put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1])(__builtin_choose_expr(sizeof(*(&target_stfs->f_fsid.val
[1])) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_fsid.val[1])) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_stfs->f_fsid.val[1])) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_fsid.val[1])) == 8, stq_le_p
, abort)))) ((&target_stfs->f_fsid.val[1]), (stfs.f_fsid
.__val[1])), 0);

6777

__put_user(stfs.f_namelen, &target_stfs->f_namelen)(__builtin_choose_expr(sizeof(*(&target_stfs->f_namelen
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_namelen)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_stfs->f_namelen)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_namelen)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_namelen), (stfs.f_namelen)), 0);

6778

__put_user(stfs.f_frsize, &target_stfs->f_frsize)(__builtin_choose_expr(sizeof(*(&target_stfs->f_frsize
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_stfs
->f_frsize)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_stfs->f_frsize)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_stfs->f_frsize)) == 8, stq_le_p, abort
)))) ((&target_stfs->f_frsize), (stfs.f_frsize)), 0);

6779

memset(target_stfs->f_spare, 0, sizeof(target_stfs->f_spare));

6780

unlock_user_struct(target_stfs, arg2, 1)unlock_user(target_stfs, arg2, (1) ? sizeof(*target_stfs) : 0
);

6781

}

6782

break;

6783

case TARGET_NR_fstatfs138:

6784

ret = get_errno(fstatfs(arg1, &stfs));

6785

goto convert_statfs;

6786

#ifdef TARGET_NR_statfs64

6787

case TARGET_NR_statfs64:

6788

if (!(p = lock_user_string(arg1)))

6789

goto efault;

6790

ret = get_errno(statfs(path(p), &stfs));

6791

unlock_user(p, arg1, 0);

6792

convert_statfs64:

6793

if (!is_error(ret)) {

6794

struct target_statfs64 *target_stfs;

6795

6796

if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)(target_stfs = lock_user(1, arg3, sizeof(*target_stfs), 0)))

6797

goto efault;

6798

6799

6800

6801

6802

6803

6804

6805

6806

6807

6808

6809

memset(target_stfs->f_spare, 0, sizeof(target_stfs->f_spare));

6810

unlock_user_struct(target_stfs, arg3, 1)unlock_user(target_stfs, arg3, (1) ? sizeof(*target_stfs) : 0
);

6811

}

6812

break;

6813

case TARGET_NR_fstatfs64:

6814

ret = get_errno(fstatfs(arg1, &stfs));

6815

goto convert_statfs64;

6816

#endif

6817

#ifdef TARGET_NR_ioperm173

6818

case TARGET_NR_ioperm173:

6819

goto unimplemented;

6820

#endif

6821

#ifdef TARGET_NR_socketcall

6822

case TARGET_NR_socketcall:

6823

ret = do_socketcall(arg1, arg2);

6824

break;

6825

#endif

6826

#ifdef TARGET_NR_accept43

6827

case TARGET_NR_accept43:

6828

ret = do_accept4(arg1, arg2, arg3, 0);

6829

break;

6830

#endif

6831

#ifdef TARGET_NR_accept4288

6832

case TARGET_NR_accept4288:

6833

#ifdef CONFIG_ACCEPT41

6834

ret = do_accept4(arg1, arg2, arg3, arg4);

6835

#else

6836

goto unimplemented;

6837

#endif

6838

break;

6839

#endif

6840

#ifdef TARGET_NR_bind49

6841

case TARGET_NR_bind49:

6842

ret = do_bind(arg1, arg2, arg3);

6843

break;

6844

#endif

6845

#ifdef TARGET_NR_connect42

6846

case TARGET_NR_connect42:

6847

ret = do_connect(arg1, arg2, arg3);

6848

break;

6849

#endif

6850

#ifdef TARGET_NR_getpeername52

6851

case TARGET_NR_getpeername52:

6852

ret = do_getpeername(arg1, arg2, arg3);

6853

break;

6854

#endif

6855

#ifdef TARGET_NR_getsockname51

6856

case TARGET_NR_getsockname51:

6857

ret = do_getsockname(arg1, arg2, arg3);

6858

break;

6859

#endif

6860

#ifdef TARGET_NR_getsockopt55

6861

case TARGET_NR_getsockopt55:

6862

ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5);

6863

break;

6864

#endif

6865

#ifdef TARGET_NR_listen50

6866

case TARGET_NR_listen50:

6867

ret = get_errno(listen(arg1, arg2));

6868

break;

6869

#endif

6870

#ifdef TARGET_NR_recv

6871

case TARGET_NR_recv:

6872

ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0);

6873

break;

6874

#endif

6875

#ifdef TARGET_NR_recvfrom45

6876

case TARGET_NR_recvfrom45:

6877

ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6);

6878

break;

6879

#endif

6880

#ifdef TARGET_NR_recvmsg47

6881

case TARGET_NR_recvmsg47:

6882

ret = do_sendrecvmsg(arg1, arg2, arg3, 0);

6883

break;

6884

#endif

6885

#ifdef TARGET_NR_send

6886

case TARGET_NR_send:

6887

ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0);

6888

break;

6889

#endif

6890

#ifdef TARGET_NR_sendmsg46

6891

case TARGET_NR_sendmsg46:

6892

ret = do_sendrecvmsg(arg1, arg2, arg3, 1);

6893

break;

6894

#endif

6895

#ifdef TARGET_NR_sendto44

6896

case TARGET_NR_sendto44:

6897

ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6);

6898

break;

6899

#endif

6900

#ifdef TARGET_NR_shutdown48

6901

case TARGET_NR_shutdown48:

6902

ret = get_errno(shutdown(arg1, arg2));

6903

break;

6904

#endif

6905

#ifdef TARGET_NR_socket41

6906

case TARGET_NR_socket41:

6907

ret = do_socket(arg1, arg2, arg3);

6908

break;

6909

#endif

6910

#ifdef TARGET_NR_socketpair53

6911

case TARGET_NR_socketpair53:

6912

ret = do_socketpair(arg1, arg2, arg3, arg4);

6913

break;

6914

#endif

6915

#ifdef TARGET_NR_setsockopt54

6916

case TARGET_NR_setsockopt54:

6917

ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5);

6918

break;

6919

#endif

6920

6921

case TARGET_NR_syslog103:

6922

if (!(p = lock_user_string(arg2)))

6923

goto efault;

6924

ret = get_errno(sys_syslog((int)arg1, p, (int)arg3));

6925

unlock_user(p, arg2, 0);

6926

break;

6927

6928

case TARGET_NR_setitimer38:

6929

{

6930

struct itimerval value, ovalue, *pvalue;

6931

6932

if (arg2) {

6933

pvalue = &value;

6934

if (copy_from_user_timeval(&pvalue->it_interval, arg2)

6935

|| copy_from_user_timeval(&pvalue->it_value,

6936

arg2 + sizeof(struct target_timeval)))

6937

goto efault;

6938

} else {

6939

pvalue = NULL((void*)0);

6940

}

6941

ret = get_errno(setitimer(arg1, pvalue, &ovalue));

6942

if (!is_error(ret) && arg3) {

6943

if (copy_to_user_timeval(arg3,

6944

&ovalue.it_interval)

6945

|| copy_to_user_timeval(arg3 + sizeof(struct target_timeval),

6946

&ovalue.it_value))

6947

goto efault;

6948

}

6949

}

6950

break;

6951

case TARGET_NR_getitimer36:

6952

{

6953

struct itimerval value;

6954

6955

ret = get_errno(getitimer(arg1, &value));

6956

if (!is_error(ret) && arg2) {

6957

if (copy_to_user_timeval(arg2,

6958

&value.it_interval)

6959

|| copy_to_user_timeval(arg2 + sizeof(struct target_timeval),

6960

&value.it_value))

6961

goto efault;

6962

}

6963

}

6964

break;

6965

case TARGET_NR_stat4:

6966

if (!(p = lock_user_string(arg1)))

6967

goto efault;

6968

ret = get_errno(stat(path(p), &st));

6969

unlock_user(p, arg1, 0);

6970

goto do_stat;

6971

case TARGET_NR_lstat6:

6972

if (!(p = lock_user_string(arg1)))

6973

goto efault;

6974

ret = get_errno(lstat(path(p), &st));

6975

unlock_user(p, arg1, 0);

6976

goto do_stat;

6977

case TARGET_NR_fstat5:

6978

{

6979

ret = get_errno(fstat(arg1, &st));

6980

do_stat:

6981

if (!is_error(ret)) {

6982

struct target_stat *target_st;

6983

6984

if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)(target_st = lock_user(1, arg2, sizeof(*target_st), 0)))

6985

goto efault;

6986

memset(target_st, 0, sizeof(*target_st));

6987

__put_user(st.st_dev, &target_st->st_dev)(__builtin_choose_expr(sizeof(*(&target_st->st_dev)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_dev)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_dev)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_dev)) == 8, stq_le_p, abort)))
) ((&target_st->st_dev), (st.st_dev)), 0);

6988

__put_user(st.st_ino, &target_st->st_ino)(__builtin_choose_expr(sizeof(*(&target_st->st_ino)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_ino)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_ino)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_ino)) == 8, stq_le_p, abort)))
) ((&target_st->st_ino), (st.st_ino)), 0);

6989

__put_user(st.st_mode, &target_st->st_mode)(__builtin_choose_expr(sizeof(*(&target_st->st_mode)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_mode)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_mode)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_mode)) == 8, stq_le_p, abort)
))) ((&target_st->st_mode), (st.st_mode)), 0);

6990

__put_user(st.st_uid, &target_st->st_uid)(__builtin_choose_expr(sizeof(*(&target_st->st_uid)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_uid)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_uid)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_uid)) == 8, stq_le_p, abort)))
) ((&target_st->st_uid), (st.st_uid)), 0);

6991

__put_user(st.st_gid, &target_st->st_gid)(__builtin_choose_expr(sizeof(*(&target_st->st_gid)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_gid)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_gid)) == 4, stl_le_p, __builtin_choose_expr(
sizeof(*(&target_st->st_gid)) == 8, stq_le_p, abort)))
) ((&target_st->st_gid), (st.st_gid)), 0);

6992

__put_user(st.st_nlink, &target_st->st_nlink)(__builtin_choose_expr(sizeof(*(&target_st->st_nlink))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_nlink)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_nlink)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_nlink)) == 8, stq_le_p, abort
)))) ((&target_st->st_nlink), (st.st_nlink)), 0);

6993

__put_user(st.st_rdev, &target_st->st_rdev)(__builtin_choose_expr(sizeof(*(&target_st->st_rdev)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_rdev)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_rdev)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_rdev)) == 8, stq_le_p, abort)
))) ((&target_st->st_rdev), (st.st_rdev)), 0);

6994

__put_user(st.st_size, &target_st->st_size)(__builtin_choose_expr(sizeof(*(&target_st->st_size)) ==
1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_size)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_size)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_size)) == 8, stq_le_p, abort)
))) ((&target_st->st_size), (st.st_size)), 0);

6995

__put_user(st.st_blksize, &target_st->st_blksize)(__builtin_choose_expr(sizeof(*(&target_st->st_blksize
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->st_blksize)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_st->st_blksize)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_blksize)) == 8, stq_le_p, abort
)))) ((&target_st->st_blksize), (st.st_blksize)), 0);

6996

__put_user(st.st_blocks, &target_st->st_blocks)(__builtin_choose_expr(sizeof(*(&target_st->st_blocks)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st->
st_blocks)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_st->st_blocks)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_st->st_blocks)) == 8, stq_le_p, abort
)))) ((&target_st->st_blocks), (st.st_blocks)), 0);

6997

__put_user(st.st_atime, &target_st->target_st_atime)(__builtin_choose_expr(sizeof(*(&target_st->target_st_atime
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->target_st_atime)) == 2, stw_le_p, __builtin_choose_expr(
sizeof(*(&target_st->target_st_atime)) == 4, stl_le_p,
__builtin_choose_expr(sizeof(*(&target_st->target_st_atime
)) == 8, stq_le_p, abort)))) ((&target_st->target_st_atime
), (st.st_atim.tv_sec)), 0);

6998

__put_user(st.st_mtime, &target_st->target_st_mtime)(__builtin_choose_expr(sizeof(*(&target_st->target_st_mtime
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->target_st_mtime)) == 2, stw_le_p, __builtin_choose_expr(
sizeof(*(&target_st->target_st_mtime)) == 4, stl_le_p,
__builtin_choose_expr(sizeof(*(&target_st->target_st_mtime
)) == 8, stq_le_p, abort)))) ((&target_st->target_st_mtime
), (st.st_mtim.tv_sec)), 0);

6999

__put_user(st.st_ctime, &target_st->target_st_ctime)(__builtin_choose_expr(sizeof(*(&target_st->target_st_ctime
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_st
->target_st_ctime)) == 2, stw_le_p, __builtin_choose_expr(
sizeof(*(&target_st->target_st_ctime)) == 4, stl_le_p,
__builtin_choose_expr(sizeof(*(&target_st->target_st_ctime
)) == 8, stq_le_p, abort)))) ((&target_st->target_st_ctime
), (st.st_ctim.tv_sec)), 0);

7000

unlock_user_struct(target_st, arg2, 1)unlock_user(target_st, arg2, (1) ? sizeof(*target_st) : 0);

7001

}

7002

}

7003

break;

7004

#ifdef TARGET_NR_olduname

7005

case TARGET_NR_olduname:

7006

goto unimplemented;

7007

#endif

7008

#ifdef TARGET_NR_iopl172

7009

case TARGET_NR_iopl172:

7010

goto unimplemented;

7011

#endif

7012

case TARGET_NR_vhangup153:

7013

ret = get_errno(vhangup());

7014

break;

7015

#ifdef TARGET_NR_idle

7016

case TARGET_NR_idle:

7017

goto unimplemented;

7018

#endif

7019

#ifdef TARGET_NR_syscall

7020

case TARGET_NR_syscall:

7021

ret = do_syscall(cpu_env, arg1 & 0xffff, arg2, arg3, arg4, arg5,

7022

arg6, arg7, arg8, 0);

7023

break;

7024

#endif

7025

case TARGET_NR_wait461:

7026

{

7027

int status;

7028

abi_long status_ptr = arg2;

7029

struct rusage rusage, *rusage_ptr;

7030

abi_ulong target_rusage = arg4;

7031

if (target_rusage)

7032

rusage_ptr = &rusage;

7033

else

7034

rusage_ptr = NULL((void*)0);

7035

ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));

7036

if (!is_error(ret)) {

7037

if (status_ptr && ret) {

7038

status = host_to_target_waitstatus(status);

7039

if (put_user_s32(status, status_ptr)({ abi_ulong __gaddr = ((status_ptr)); int32_t *__hptr; abi_long
__ret; if ((__hptr = lock_user(1, __gaddr, sizeof(int32_t), 0
))) { __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((status)))
), 0); unlock_user(__hptr, __gaddr, sizeof(int32_t)); } else __ret
= -14; __ret; }))

7040

goto efault;

7041

}

7042

if (target_rusage)

7043

host_to_target_rusage(target_rusage, &rusage);

7044

}

7045

}

7046

break;

7047

#ifdef TARGET_NR_swapoff168

7048

case TARGET_NR_swapoff168:

7049

if (!(p = lock_user_string(arg1)))

7050

goto efault;

7051

ret = get_errno(swapoff(p));

7052

unlock_user(p, arg1, 0);

7053

break;

7054

#endif

7055

case TARGET_NR_sysinfo99:

7056

{

7057

struct target_sysinfo *target_value;

7058

struct sysinfo value;

7059

ret = get_errno(sysinfo(&value));

7060

if (!is_error(ret) && arg1)

7061

{

7062

if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)(target_value = lock_user(1, arg1, sizeof(*target_value), 0)))

7063

goto efault;

7064

__put_user(value.uptime, &target_value->uptime)(__builtin_choose_expr(sizeof(*(&target_value->uptime)
) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->uptime)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(
&target_value->uptime)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->uptime)) == 8, stq_le_p, abort
)))) ((&target_value->uptime), (value.uptime)), 0);

7065

__put_user(value.loads[0], &target_value->loads[0])(__builtin_choose_expr(sizeof(*(&target_value->loads[0
])) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->loads[0])) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->loads[0])) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->loads[0])) == 8, stq_le_p, abort
)))) ((&target_value->loads[0]), (value.loads[0])), 0);

7066

__put_user(value.loads[1], &target_value->loads[1])(__builtin_choose_expr(sizeof(*(&target_value->loads[1
])) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->loads[1])) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->loads[1])) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->loads[1])) == 8, stq_le_p, abort
)))) ((&target_value->loads[1]), (value.loads[1])), 0);

7067

__put_user(value.loads[2], &target_value->loads[2])(__builtin_choose_expr(sizeof(*(&target_value->loads[2
])) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->loads[2])) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->loads[2])) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->loads[2])) == 8, stq_le_p, abort
)))) ((&target_value->loads[2]), (value.loads[2])), 0);

7068

__put_user(value.totalram, &target_value->totalram)(__builtin_choose_expr(sizeof(*(&target_value->totalram
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->totalram)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->totalram)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->totalram)) == 8, stq_le_p, abort
)))) ((&target_value->totalram), (value.totalram)), 0);

7069

__put_user(value.freeram, &target_value->freeram)(__builtin_choose_expr(sizeof(*(&target_value->freeram
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->freeram)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*
(&target_value->freeram)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->freeram)) == 8, stq_le_p, abort
)))) ((&target_value->freeram), (value.freeram)), 0);

7070

__put_user(value.sharedram, &target_value->sharedram)(__builtin_choose_expr(sizeof(*(&target_value->sharedram
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->sharedram)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_value->sharedram)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->sharedram)) == 8, stq_le_p, abort
)))) ((&target_value->sharedram), (value.sharedram)), 0
);

7071

__put_user(value.bufferram, &target_value->bufferram)(__builtin_choose_expr(sizeof(*(&target_value->bufferram
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->bufferram)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_value->bufferram)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->bufferram)) == 8, stq_le_p, abort
)))) ((&target_value->bufferram), (value.bufferram)), 0
);

7072

__put_user(value.totalswap, &target_value->totalswap)(__builtin_choose_expr(sizeof(*(&target_value->totalswap
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->totalswap)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_value->totalswap)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->totalswap)) == 8, stq_le_p, abort
)))) ((&target_value->totalswap), (value.totalswap)), 0
);

7073

__put_user(value.freeswap, &target_value->freeswap)(__builtin_choose_expr(sizeof(*(&target_value->freeswap
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->freeswap)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->freeswap)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->freeswap)) == 8, stq_le_p, abort
)))) ((&target_value->freeswap), (value.freeswap)), 0);

7074

__put_user(value.procs, &target_value->procs)(__builtin_choose_expr(sizeof(*(&target_value->procs))
== 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->procs)) == 2, stw_le_p, __builtin_choose_expr(sizeof(*(&
target_value->procs)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->procs)) == 8, stq_le_p, abort
)))) ((&target_value->procs), (value.procs)), 0);

7075

__put_user(value.totalhigh, &target_value->totalhigh)(__builtin_choose_expr(sizeof(*(&target_value->totalhigh
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->totalhigh)) == 2, stw_le_p, __builtin_choose_expr(sizeof
(*(&target_value->totalhigh)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->totalhigh)) == 8, stq_le_p, abort
)))) ((&target_value->totalhigh), (value.totalhigh)), 0
);

7076

__put_user(value.freehigh, &target_value->freehigh)(__builtin_choose_expr(sizeof(*(&target_value->freehigh
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->freehigh)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->freehigh)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->freehigh)) == 8, stq_le_p, abort
)))) ((&target_value->freehigh), (value.freehigh)), 0);

7077

__put_user(value.mem_unit, &target_value->mem_unit)(__builtin_choose_expr(sizeof(*(&target_value->mem_unit
)) == 1, stb_p, __builtin_choose_expr(sizeof(*(&target_value
->mem_unit)) == 2, stw_le_p, __builtin_choose_expr(sizeof(
*(&target_value->mem_unit)) == 4, stl_le_p, __builtin_choose_expr
(sizeof(*(&target_value->mem_unit)) == 8, stq_le_p, abort
)))) ((&target_value->mem_unit), (value.mem_unit)), 0);

7078

unlock_user_struct(target_value, arg1, 1)unlock_user(target_value, arg1, (1) ? sizeof(*target_value) :
0);

7079

}

7080

}

7081

break;

7082

#ifdef TARGET_NR_ipc

7083

case TARGET_NR_ipc:

7084

ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6);

7085

break;

7086

#endif

7087

#ifdef TARGET_NR_semget64

7088

case TARGET_NR_semget64:

7089

ret = get_errno(semget(arg1, arg2, arg3));

7090

break;

7091

#endif

7092

#ifdef TARGET_NR_semop65

7093

case TARGET_NR_semop65:

7094

ret = do_semop(arg1, arg2, arg3);

7095

break;

7096

#endif

7097

#ifdef TARGET_NR_semctl66

7098

case TARGET_NR_semctl66:

7099

ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4);

7100

break;

7101

#endif

7102

#ifdef TARGET_NR_msgctl71

7103

case TARGET_NR_msgctl71:

7104

ret = do_msgctl(arg1, arg2, arg3);

7105

break;

7106

#endif

7107

#ifdef TARGET_NR_msgget68

7108

case TARGET_NR_msgget68:

7109

ret = get_errno(msgget(arg1, arg2));

7110

break;

7111

#endif

7112

#ifdef TARGET_NR_msgrcv70

7113

case TARGET_NR_msgrcv70:

7114

ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5);

7115

break;

7116

#endif

7117

#ifdef TARGET_NR_msgsnd69

7118

case TARGET_NR_msgsnd69:

7119

ret = do_msgsnd(arg1, arg2, arg3, arg4);

7120

break;

7121

#endif

7122

#ifdef TARGET_NR_shmget29

7123

case TARGET_NR_shmget29:

7124

ret = get_errno(shmget(arg1, arg2, arg3));

7125

break;

7126

#endif

7127

#ifdef TARGET_NR_shmctl31

7128

case TARGET_NR_shmctl31:

7129

ret = do_shmctl(arg1, arg2, arg3);

7130

break;

7131

#endif

7132

#ifdef TARGET_NR_shmat30

7133

case TARGET_NR_shmat30:

7134

ret = do_shmat(arg1, arg2, arg3);

7135

break;

7136

#endif

7137

#ifdef TARGET_NR_shmdt67

7138

case TARGET_NR_shmdt67:

7139

ret = do_shmdt(arg1);

7140

break;

7141

#endif

7142

case TARGET_NR_fsync74:

7143

ret = get_errno(fsync(arg1));

7144

break;

7145

case TARGET_NR_clone56:

7146

/* Linux manages to have three different orderings for its

7147

* arguments to clone(); the BACKWARDS and BACKWARDS2 defines

7148

* match the kernel's CONFIG_CLONE_* settings.

7149

* Microblaze is further special in that it uses a sixth

7150

* implicit argument to clone for the TLS pointer.

7151

7152

#if defined(TARGET_MICROBLAZE)

7153

ret = get_errno(do_fork(cpu_env, arg1, arg2, arg4, arg6, arg5));

7154

#elif defined(TARGET_CLONE_BACKWARDS)

7155

ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5));

7156

#elif defined(TARGET_CLONE_BACKWARDS2)

7157

ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg5, arg4));

7158

#else

7159

ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4));

7160

#endif

7161

break;

7162

#ifdef __NR_exit_group231

7163

/* new thread calls */

7164

case TARGET_NR_exit_group231:

7165

#ifdef TARGET_GPROF

7166

_mcleanup();

7167

#endif

7168

gdb_exit(cpu_env, arg1);

7169

ret = get_errno(exit_group(arg1));

7170

break;

7171

#endif

7172

case TARGET_NR_setdomainname171:

7173

if (!(p = lock_user_string(arg1)))

7174

goto efault;

7175

ret = get_errno(setdomainname(p, arg2));

7176

unlock_user(p, arg1, 0);

7177

break;

7178

case TARGET_NR_uname63:

7179

/* no need to transcode because we use the linux syscall */

7180

{

7181

struct new_utsname * buf;

7182

7183

if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)(buf = lock_user(1, arg1, sizeof(*buf), 0)))

7184

goto efault;

7185

ret = get_errno(sys_uname(buf));

7186

if (!is_error(ret)) {

7187

/* Overrite the native machine name with whatever is being

7188

emulated. */

7189

strcpy (buf->machine, cpu_to_uname_machine(cpu_env));

7190

/* Allow the user to override the reported release. */

7191

if (qemu_uname_release && *qemu_uname_release)

7192

strcpy (buf->release, qemu_uname_release);

7193

}

7194

unlock_user_struct(buf, arg1, 1)unlock_user(buf, arg1, (1) ? sizeof(*buf) : 0);

7195

}

7196

break;

7197

#ifdef TARGET_I3861

7198

case TARGET_NR_modify_ldt154:

7199

ret = do_modify_ldt(cpu_env, arg1, arg2, arg3);

7200

break;

7201

#if !defined(TARGET_X86_641)

7202

case TARGET_NR_vm86old:

7203

goto unimplemented;

7204

case TARGET_NR_vm86:

7205

ret = do_vm86(cpu_env, arg1, arg2);

7206

break;

7207

#endif

7208

#endif

7209

case TARGET_NR_adjtimex159:

7210

goto unimplemented;

7211

#ifdef TARGET_NR_create_module174

7212

case TARGET_NR_create_module174:

7213

#endif

7214

case TARGET_NR_init_module175:

7215

case TARGET_NR_delete_module176:

7216

#ifdef TARGET_NR_get_kernel_syms177

7217

case TARGET_NR_get_kernel_syms177:

7218

#endif

7219

goto unimplemented;

7220

case TARGET_NR_quotactl179:

7221

goto unimplemented;

7222

case TARGET_NR_getpgid121:

7223

ret = get_errno(getpgid(arg1));

7224

break;

7225

case TARGET_NR_fchdir81:

7226

ret = get_errno(fchdir(arg1));

7227

break;

7228

#ifdef TARGET_NR_bdflush /* not on x86_64 */

7229

case TARGET_NR_bdflush:

7230

goto unimplemented;

7231

#endif

7232

#ifdef TARGET_NR_sysfs139

7233

case TARGET_NR_sysfs139:

7234

goto unimplemented;

7235

#endif

7236

case TARGET_NR_personality135:

7237

ret = get_errno(personality(arg1));

7238

break;

7239

#ifdef TARGET_NR_afs_syscall183

7240

case TARGET_NR_afs_syscall183:

7241

goto unimplemented;

7242

#endif

7243

#ifdef TARGET_NR__llseek /* Not on alpha */

7244

case TARGET_NR__llseek:

7245

{

7246

int64_t res;

7247

#if !defined(__NR_llseek)

7248

res = lseek(arg1, ((uint64_t)arg2 << 32) | arg3, arg5);

7249

if (res == -1) {

7250

ret = get_errno(res);

7251

} else {

7252

ret = 0;

7253

}

7254

#else

7255

ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));

7256

#endif

7257

if ((ret == 0) && put_user_s64(res, arg4)({ abi_ulong __gaddr = ((arg4)); int64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(int64_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((res)))), 0
); unlock_user(__hptr, __gaddr, sizeof(int64_t)); } else __ret
= -14; __ret; })) {

7258

goto efault;

7259

}

7260

}

7261

break;

7262

#endif

7263

case TARGET_NR_getdents78:

7264

#ifdef __NR_getdents78

7265

#if TARGET_ABI_BITS64 == 32 && HOST_LONG_BITS64 == 64

7266

{

7267

struct target_dirent *target_dirp;

7268

struct linux_dirent *dirp;

7269

abi_long count = arg3;

7270

7271

dirp = malloc(count);

7272

if (!dirp) {

7273

ret = -TARGET_ENOMEM12;

7274

goto fail;

7275

}

7276

7277

ret = get_errno(sys_getdents(arg1, dirp, count));

7278

if (!is_error(ret)) {

7279

struct linux_dirent *de;

7280

struct target_dirent *tde;

7281

int len = ret;

7282

int reclen, treclen;

7283

int count1, tnamelen;

7284

7285

count1 = 0;

7286

de = dirp;

7287

if (!(target_dirp = lock_user(VERIFY_WRITE1, arg2, count, 0)))

7288

goto efault;

7289

tde = target_dirp;

7290

while (len > 0) {

7291

reclen = de->d_reclen;

7292

tnamelen = reclen - offsetof(struct linux_dirent, d_name)__builtin_offsetof(struct linux_dirent, d_name);

7293

assert(tnamelen >= 0)((tnamelen >= 0) ? (void) (0) : __assert_fail ("tnamelen >= 0"
, "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c",
7293, __PRETTY_FUNCTION__));

7294

treclen = tnamelen + offsetof(struct target_dirent, d_name)__builtin_offsetof(struct target_dirent, d_name);

7295

assert(count1 + treclen <= count)((count1 + treclen <= count) ? (void) (0) : __assert_fail (
"count1 + treclen <= count", "/home/stefan/src/qemu/qemu.org/qemu/linux-user/syscall.c"
, 7295, __PRETTY_FUNCTION__));

7296

tde->d_reclen = tswap16(treclen);

7297

tde->d_ino = tswapal(de->d_ino);

7298

tde->d_off = tswapal(de->d_off);

7299

memcpy(tde->d_name, de->d_name, tnamelen);

7300

de = (struct linux_dirent *)((char *)de + reclen);

7301

len -= reclen;

7302

tde = (struct target_dirent *)((char *)tde + treclen);

7303

count1 += treclen;

7304

}

7305

ret = count1;

7306

unlock_user(target_dirp, arg2, ret);

7307

}

7308

free(dirp);

7309

}

7310

#else

7311

{

7312

struct linux_dirent *dirp;

7313

abi_long count = arg3;

7314

7315

if (!(dirp = lock_user(VERIFY_WRITE1, arg2, count, 0)))

7316

goto efault;

7317

ret = get_errno(sys_getdents(arg1, dirp, count));

7318

if (!is_error(ret)) {

7319

struct linux_dirent *de;

7320

int len = ret;

7321

int reclen;

7322

de = dirp;

7323

while (len > 0) {

7324

reclen = de->d_reclen;

7325

if (reclen > len)

7326

break;

7327

de->d_reclen = tswap16(reclen);

7328

tswapls(&de->d_ino)tswap64s((uint64_t *)(&de->d_ino));

7329

tswapls(&de->d_off)tswap64s((uint64_t *)(&de->d_off));

7330

de = (struct linux_dirent *)((char *)de + reclen);

7331

len -= reclen;

7332

}

7333

}

7334

unlock_user(dirp, arg2, ret);

7335

}

7336

#endif

7337

#else

7338

/* Implement getdents in terms of getdents64 */

7339

{

7340

struct linux_dirent64 *dirp;

7341

abi_long count = arg3;

7342

7343

dirp = lock_user(VERIFY_WRITE1, arg2, count, 0);

7344

if (!dirp) {

7345

goto efault;

7346

}

7347

ret = get_errno(sys_getdents64(arg1, dirp, count));

7348

if (!is_error(ret)) {

7349

/* Convert the dirent64 structs to target dirent. We do this

7350

* in-place, since we can guarantee that a target_dirent is no

7351

* larger than a dirent64; however this means we have to be

7352

* careful to read everything before writing in the new format.

7353

7354

struct linux_dirent64 *de;

7355

struct target_dirent *tde;

7356

int len = ret;

7357

int tlen = 0;

7358

7359

de = dirp;

7360

tde = (struct target_dirent *)dirp;

7361

while (len > 0) {

7362

int namelen, treclen;

7363

int reclen = de->d_reclen;

7364

uint64_t ino = de->d_ino;

7365

int64_t off = de->d_off;

7366

uint8_t type = de->d_type;

7367

7368

namelen = strlen(de->d_name);

7369

treclen = offsetof(struct target_dirent, d_name)__builtin_offsetof(struct target_dirent, d_name)

7370

+ namelen + 2;

7371

treclen = QEMU_ALIGN_UP(treclen, sizeof(abi_long))(((treclen) + (sizeof(abi_long)) - 1) / ((sizeof(abi_long))) *
((sizeof(abi_long))));

7372

7373

memmove(tde->d_name, de->d_name, namelen + 1);

7374

tde->d_ino = tswapal(ino);

7375

tde->d_off = tswapal(off);

7376

tde->d_reclen = tswap16(treclen);

7377

/* The target_dirent type is in what was formerly a padding

7378

* byte at the end of the structure:

7379

7380

*(((char *)tde) + treclen - 1) = type;

7381

7382

de = (struct linux_dirent64 *)((char *)de + reclen);

7383

tde = (struct target_dirent *)((char *)tde + treclen);

7384

len -= reclen;

7385

tlen += treclen;

7386

}

7387

ret = tlen;

7388

}

7389

unlock_user(dirp, arg2, ret);

7390

}

7391

#endif

7392

break;

7393

#if defined(TARGET_NR_getdents64217) && defined(__NR_getdents64217)

7394

case TARGET_NR_getdents64217:

7395

{

7396

struct linux_dirent64 *dirp;

7397

abi_long count = arg3;

7398

if (!(dirp = lock_user(VERIFY_WRITE1, arg2, count, 0)))

7399

goto efault;

7400

ret = get_errno(sys_getdents64(arg1, dirp, count));

7401

if (!is_error(ret)) {

7402

struct linux_dirent64 *de;

7403

int len = ret;

7404

int reclen;

7405

de = dirp;

7406

while (len > 0) {

7407

reclen = de->d_reclen;

7408

if (reclen > len)

7409

break;

7410

de->d_reclen = tswap16(reclen);

7411

tswap64s((uint64_t *)&de->d_ino);

7412

tswap64s((uint64_t *)&de->d_off);

7413

de = (struct linux_dirent64 *)((char *)de + reclen);

7414

len -= reclen;

7415

}

7416

}

7417

unlock_user(dirp, arg2, ret);

7418

}

7419

break;

7420

#endif /* TARGET_NR_getdents64 */

7421

#if defined(TARGET_NR__newselect)

7422

case TARGET_NR__newselect:

7423

ret = do_select(arg1, arg2, arg3, arg4, arg5);

7424

break;

7425

#endif

7426

#if defined(TARGET_NR_poll7) || defined(TARGET_NR_ppoll271)

7427

# ifdef TARGET_NR_poll7

7428

case TARGET_NR_poll7:

7429

# endif

7430

# ifdef TARGET_NR_ppoll271

7431

case TARGET_NR_ppoll271:

7432

# endif

7433

{

7434

struct target_pollfd *target_pfd;

7435

unsigned int nfds = arg2;

7436

int timeout = arg3;

7437

struct pollfd *pfd;

7438

unsigned int i;

7439

7440

target_pfd = lock_user(VERIFY_WRITE1, arg1, sizeof(struct target_pollfd) * nfds, 1);

7441

if (!target_pfd)

7442

goto efault;

7443

7444

pfd = alloca(sizeof(struct pollfd) * nfds)__builtin_alloca (sizeof(struct pollfd) * nfds);

7445

for(i = 0; i < nfds; i++) {

7446

pfd[i].fd = tswap32(target_pfd[i].fd);

7447

pfd[i].events = tswap16(target_pfd[i].events);

7448

}

7449

7450

# ifdef TARGET_NR_ppoll271

7451

if (num == TARGET_NR_ppoll271) {

7452

struct timespec _timeout_ts, *timeout_ts = &_timeout_ts;

7453

target_sigset_t *target_set;

7454

sigset_t _set, *set = &_set;

7455

7456

if (arg3) {

7457

if (target_to_host_timespec(timeout_ts, arg3)) {

7458

unlock_user(target_pfd, arg1, 0);

7459

goto efault;

7460

}

7461

} else {

7462

timeout_ts = NULL((void*)0);

7463

}

7464

7465

if (arg4) {

7466

target_set = lock_user(VERIFY_READ0, arg4, sizeof(target_sigset_t), 1);

7467

if (!target_set) {

7468

unlock_user(target_pfd, arg1, 0);

7469

goto efault;

7470

}

7471

target_to_host_sigset(set, target_set);

7472

} else {

7473

set = NULL((void*)0);

7474

}

7475

7476

ret = get_errno(sys_ppoll(pfd, nfds, timeout_ts, set, _NSIG65/8));

7477

7478

if (!is_error(ret) && arg3) {

7479

host_to_target_timespec(arg3, timeout_ts);

7480

}

7481

if (arg4) {

7482

unlock_user(target_set, arg4, 0);

7483

}

7484

} else

7485

# endif

7486

ret = get_errno(poll(pfd, nfds, timeout));

7487

7488

if (!is_error(ret)) {

7489

for(i = 0; i < nfds; i++) {

7490

target_pfd[i].revents = tswap16(pfd[i].revents);

7491

}

7492

}

7493

unlock_user(target_pfd, arg1, sizeof(struct target_pollfd) * nfds);

7494

}

7495

break;

7496

#endif

7497

case TARGET_NR_flock73:

7498

/* NOTE: the flock constant seems to be the same for every

7499

Linux platform */

7500

ret = get_errno(flock(arg1, arg2));

7501

break;

7502

case TARGET_NR_readv19:

7503

{

7504

struct iovec *vec = lock_iovec(VERIFY_WRITE1, arg2, arg3, 0);

7505

if (vec != NULL((void*)0)) {

7506

ret = get_errno(readv(arg1, vec, arg3));

7507

unlock_iovec(vec, arg2, arg3, 1);

7508

} else {

7509

ret = -host_to_target_errno(errno(*__errno_location ()));

7510

}

7511

}

7512

break;

7513

case TARGET_NR_writev20:

7514

{

7515

struct iovec *vec = lock_iovec(VERIFY_READ0, arg2, arg3, 1);

7516

if (vec != NULL((void*)0)) {

7517

ret = get_errno(writev(arg1, vec, arg3));

7518

unlock_iovec(vec, arg2, arg3, 0);

7519

} else {

7520

ret = -host_to_target_errno(errno(*__errno_location ()));

7521

}

7522

}

7523

break;

7524

case TARGET_NR_getsid124:

7525

ret = get_errno(getsid(arg1));

7526

break;

7527

#if defined(TARGET_NR_fdatasync75) /* Not on alpha (osf_datasync ?) */

7528

case TARGET_NR_fdatasync75:

7529

ret = get_errno(fdatasync(arg1));

7530

break;

7531

#endif

7532

case TARGET_NR__sysctl156:

7533

/* We don't implement this, but ENOTDIR is always a safe

7534

return value. */

7535

ret = -TARGET_ENOTDIR20;

7536

break;

7537

case TARGET_NR_sched_getaffinity204:

7538

{

7539

unsigned int mask_size;

7540

unsigned long *mask;

7541

7542

7543

* sched_getaffinity needs multiples of ulong, so need to take

7544

* care of mismatches between target ulong and host ulong sizes.

7545

7546

if (arg2 & (sizeof(abi_ulong) - 1)) {

7547

ret = -TARGET_EINVAL22;

7548

break;

7549

}

7550

mask_size = (arg2 + (sizeof(*mask) - 1)) & ~(sizeof(*mask) - 1);

7551

7552

mask = alloca(mask_size)__builtin_alloca (mask_size);

7553

ret = get_errno(sys_sched_getaffinity(arg1, mask_size, mask));

7554

7555

if (!is_error(ret)) {

7556

if (copy_to_user(arg3, mask, ret)) {

7557

goto efault;

7558

}

7559

}

7560

}

7561

break;

7562

case TARGET_NR_sched_setaffinity203:

7563

{

7564

unsigned int mask_size;

7565

unsigned long *mask;

7566

7567

7568

* sched_setaffinity needs multiples of ulong, so need to take

7569

* care of mismatches between target ulong and host ulong sizes.

7570

7571

if (arg2 & (sizeof(abi_ulong) - 1)) {

7572

ret = -TARGET_EINVAL22;

7573

break;

7574

}

7575

mask_size = (arg2 + (sizeof(*mask) - 1)) & ~(sizeof(*mask) - 1);

7576

7577

mask = alloca(mask_size)__builtin_alloca (mask_size);

7578

if (!lock_user_struct(VERIFY_READ, p, arg3, 1)(p = lock_user(0, arg3, sizeof(*p), 1))) {

7579

goto efault;

7580

}

7581

memcpy(mask, p, arg2);

7582

unlock_user_struct(p, arg2, 0)unlock_user(p, arg2, (0) ? sizeof(*p) : 0);

7583

7584

ret = get_errno(sys_sched_setaffinity(arg1, mask_size, mask));

7585

}

7586

break;

7587

case TARGET_NR_sched_setparam142:

7588

{

7589

struct sched_param *target_schp;

7590

struct sched_param schp;

7591

7592

if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)(target_schp = lock_user(0, arg2, sizeof(*target_schp), 1)))

7593

goto efault;

7594

schp.sched_priority__sched_priority = tswap32(target_schp->sched_priority__sched_priority);

7595

unlock_user_struct(target_schp, arg2, 0)unlock_user(target_schp, arg2, (0) ? sizeof(*target_schp) : 0
);

7596

ret = get_errno(sched_setparam(arg1, &schp));

7597

}

7598

break;

7599

case TARGET_NR_sched_getparam143:

7600

{

7601

struct sched_param *target_schp;

7602

struct sched_param schp;

7603

ret = get_errno(sched_getparam(arg1, &schp));

7604

if (!is_error(ret)) {

7605

if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)(target_schp = lock_user(1, arg2, sizeof(*target_schp), 0)))

7606

goto efault;

7607

target_schp->sched_priority__sched_priority = tswap32(schp.sched_priority__sched_priority);

7608

unlock_user_struct(target_schp, arg2, 1)unlock_user(target_schp, arg2, (1) ? sizeof(*target_schp) : 0
);

7609

}

7610

}

7611

break;

7612

case TARGET_NR_sched_setscheduler144:

7613

{

7614

struct sched_param *target_schp;

7615

struct sched_param schp;

7616

if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)(target_schp = lock_user(0, arg3, sizeof(*target_schp), 1)))

7617

goto efault;

7618

schp.sched_priority__sched_priority = tswap32(target_schp->sched_priority__sched_priority);

7619

unlock_user_struct(target_schp, arg3, 0)unlock_user(target_schp, arg3, (0) ? sizeof(*target_schp) : 0
);

7620

ret = get_errno(sched_setscheduler(arg1, arg2, &schp));

7621

}

7622

break;

7623

case TARGET_NR_sched_getscheduler145:

7624

ret = get_errno(sched_getscheduler(arg1));

7625

break;

7626

case TARGET_NR_sched_yield24:

7627

ret = get_errno(sched_yield());

7628

break;

7629

case TARGET_NR_sched_get_priority_max146:

7630

ret = get_errno(sched_get_priority_max(arg1));

7631

break;

7632

case TARGET_NR_sched_get_priority_min147:

7633

ret = get_errno(sched_get_priority_min(arg1));

7634

break;

7635

case TARGET_NR_sched_rr_get_interval148:

7636

{

7637

struct timespec ts;

7638

ret = get_errno(sched_rr_get_interval(arg1, &ts));

7639

if (!is_error(ret)) {

7640

host_to_target_timespec(arg2, &ts);

7641

}

7642

}

7643

break;

7644

case TARGET_NR_nanosleep35:

7645

{

7646

struct timespec req, rem;

7647

target_to_host_timespec(&req, arg1);

7648

ret = get_errno(nanosleep(&req, &rem));

7649

if (is_error(ret) && arg2) {

7650

host_to_target_timespec(arg2, &rem);

7651

}

7652

}

7653

break;

7654

#ifdef TARGET_NR_query_module178

7655

case TARGET_NR_query_module178:

7656

goto unimplemented;

7657

#endif

7658

#ifdef TARGET_NR_nfsservctl180

7659

case TARGET_NR_nfsservctl180:

7660

goto unimplemented;

7661

#endif

7662

case TARGET_NR_prctl157:

7663

switch (arg1) {

7664

case PR_GET_PDEATHSIG2:

7665

{

7666

int deathsig;

7667

ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5));

7668

if (!is_error(ret) && arg2

7669

&& put_user_ual(deathsig, arg2)({ abi_ulong __gaddr = ((arg2)); abi_ulong *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(abi_ulong), 0)))
{ __ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((deathsig)
))), 0); unlock_user(__hptr, __gaddr, sizeof(abi_ulong)); } else
__ret = -14; __ret; })) {

7670

goto efault;

7671

}

7672

break;

7673

}

7674

#ifdef PR_GET_NAME16

7675

case PR_GET_NAME16:

7676

{

7677

void *name = lock_user(VERIFY_WRITE1, arg2, 16, 1);

7678

if (!name) {

7679

goto efault;

7680

}

7681

ret = get_errno(prctl(arg1, (unsigned long)name,

7682

arg3, arg4, arg5));

7683

unlock_user(name, arg2, 16);

7684

break;

7685

}

7686

case PR_SET_NAME15:

7687

{

7688

void *name = lock_user(VERIFY_READ0, arg2, 16, 1);

7689

if (!name) {

7690

goto efault;

7691

}

7692

ret = get_errno(prctl(arg1, (unsigned long)name,

7693

arg3, arg4, arg5));

7694

unlock_user(name, arg2, 0);

7695

break;

7696

}

7697

#endif

7698

default:

7699

/* Most prctl options have no pointer arguments */

7700

ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5));

7701

break;

7702

}

7703

break;

7704

#ifdef TARGET_NR_arch_prctl158

7705

case TARGET_NR_arch_prctl158:

7706

#if defined(TARGET_I3861) && !defined(TARGET_ABI32)

7707

ret = do_arch_prctl(cpu_env, arg1, arg2);

7708

break;

7709

#else

7710

goto unimplemented;

7711

#endif

7712

#endif

7713

#ifdef TARGET_NR_pread6417

7714

case TARGET_NR_pread6417:

7715

if (regpairs_aligned(cpu_env)) {

7716

arg4 = arg5;

7717

arg5 = arg6;

7718

}

7719

if (!(p = lock_user(VERIFY_WRITE1, arg2, arg3, 0)))

7720

goto efault;

7721

ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5)));

7722

unlock_user(p, arg2, ret);

7723

break;

7724

case TARGET_NR_pwrite6418:

7725

if (regpairs_aligned(cpu_env)) {

7726

arg4 = arg5;

7727

arg5 = arg6;

7728

}

7729

if (!(p = lock_user(VERIFY_READ0, arg2, arg3, 1)))

7730

goto efault;

7731

ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5)));

7732

unlock_user(p, arg2, 0);

7733

break;

7734

#endif

7735

case TARGET_NR_getcwd79:

7736

if (!(p = lock_user(VERIFY_WRITE1, arg1, arg2, 0)))

7737

goto efault;

7738

ret = get_errno(sys_getcwd1(p, arg2));

7739

unlock_user(p, arg1, ret);

7740

break;

7741

case TARGET_NR_capget125:

7742

goto unimplemented;

7743

case TARGET_NR_capset126:

7744

goto unimplemented;

7745

case TARGET_NR_sigaltstack131:

7746

#if defined(TARGET_I3861) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \

7747

defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \

7748

defined(TARGET_M68K) || defined(TARGET_S390X) || defined(TARGET_OPENRISC)

7749

ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUArchStatestruct CPUX86State *)cpu_env));

7750

break;

7751

#else

7752

goto unimplemented;

7753

#endif

7754

7755

#ifdef CONFIG_SENDFILE1

7756

case TARGET_NR_sendfile40:

7757

{

7758

off_t *offp = NULL((void*)0);

7759

off_t off;

7760

if (arg3) {

7761

ret = get_user_sal(off, arg3)({ abi_ulong __gaddr = ((arg3)); abi_long *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(abi_long), 1))) {
__ret = ((((off))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((off)) = 0; __ret = -14; } __ret; });

7762

if (is_error(ret)) {

7763

break;

7764

}

7765

offp = &off;

7766

}

7767

ret = get_errno(sendfile(arg1, arg2, offp, arg4));

7768

if (!is_error(ret) && arg3) {

7769

abi_long ret2 = put_user_sal(off, arg3)({ abi_ulong __gaddr = ((arg3)); abi_long *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(abi_long), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((off)))), 0
); unlock_user(__hptr, __gaddr, sizeof(abi_long)); } else __ret
= -14; __ret; });

7770

if (is_error(ret2)) {

7771

ret = ret2;

7772

}

7773

}

7774

break;

7775

}

7776

#ifdef TARGET_NR_sendfile64

7777

case TARGET_NR_sendfile64:

7778

{

7779

off_t *offp = NULL((void*)0);

7780

off_t off;

7781

if (arg3) {

7782

ret = get_user_s64(off, arg3)({ abi_ulong __gaddr = ((arg3)); int64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(int64_t), 1))) {
__ret = ((((off))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((off)) = 0; __ret = -14; } __ret; });

7783

if (is_error(ret)) {

7784

break;

7785

}

7786

offp = &off;

7787

}

7788

ret = get_errno(sendfile(arg1, arg2, offp, arg4));

7789

if (!is_error(ret) && arg3) {

7790

abi_long ret2 = put_user_s64(off, arg3)({ abi_ulong __gaddr = ((arg3)); int64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(int64_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((off)))), 0
); unlock_user(__hptr, __gaddr, sizeof(int64_t)); } else __ret
= -14; __ret; });

7791

if (is_error(ret2)) {

7792

ret = ret2;

7793

}

7794

}

7795

break;

7796

}

7797

#endif

7798

#else

7799

case TARGET_NR_sendfile40:

7800

#ifdef TARGET_NR_sendfile64

7801

case TARGET_NR_sendfile64:

7802

#endif

7803

goto unimplemented;

7804

#endif

7805

7806

#ifdef TARGET_NR_getpmsg181

7807

case TARGET_NR_getpmsg181:

7808

goto unimplemented;

7809

#endif

7810

#ifdef TARGET_NR_putpmsg182

7811

case TARGET_NR_putpmsg182:

7812

goto unimplemented;

7813

#endif

7814

#ifdef TARGET_NR_vfork58

7815

case TARGET_NR_vfork58:

7816

ret = get_errno(do_fork(cpu_env, CLONE_VFORK0x00004000 | CLONE_VM0x00000100 | SIGCHLD17,

7817

0, 0, 0, 0));

7818

break;

7819

#endif

7820

#ifdef TARGET_NR_ugetrlimit

7821

case TARGET_NR_ugetrlimit:

7822

{

7823

struct rlimit rlim;

7824

int resource = target_to_host_resource(arg1);

7825

ret = get_errno(getrlimit(resource, &rlim));

7826

if (!is_error(ret)) {

7827

struct target_rlimit *target_rlim;

7828

if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)(target_rlim = lock_user(1, arg2, sizeof(*target_rlim), 0)))

7829

goto efault;

7830

target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur);

7831

target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max);

7832

unlock_user_struct(target_rlim, arg2, 1)unlock_user(target_rlim, arg2, (1) ? sizeof(*target_rlim) : 0
);

7833

}

7834

break;

7835

}

7836

#endif

7837

#ifdef TARGET_NR_truncate64

7838

case TARGET_NR_truncate64:

7839

if (!(p = lock_user_string(arg1)))

7840

goto efault;

7841

ret = target_truncate64(cpu_env, p, arg2, arg3, arg4);

7842

unlock_user(p, arg1, 0);

7843

break;

7844

#endif

7845

#ifdef TARGET_NR_ftruncate64

7846

case TARGET_NR_ftruncate64:

7847

ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4);

7848

break;

7849

#endif

7850

#ifdef TARGET_NR_stat64

7851

case TARGET_NR_stat64:

7852

if (!(p = lock_user_string(arg1)))

7853

goto efault;

7854

ret = get_errno(stat(path(p), &st));

7855

unlock_user(p, arg1, 0);

7856

if (!is_error(ret))

7857

ret = host_to_target_stat64(cpu_env, arg2, &st);

7858

break;

7859

#endif

7860

#ifdef TARGET_NR_lstat64

7861

case TARGET_NR_lstat64:

7862

if (!(p = lock_user_string(arg1)))

7863

goto efault;

7864

ret = get_errno(lstat(path(p), &st));

7865

unlock_user(p, arg1, 0);

7866

if (!is_error(ret))

7867

ret = host_to_target_stat64(cpu_env, arg2, &st);

7868

break;

7869

#endif

7870

#ifdef TARGET_NR_fstat64

7871

case TARGET_NR_fstat64:

7872

ret = get_errno(fstat(arg1, &st));

7873

if (!is_error(ret))

7874

ret = host_to_target_stat64(cpu_env, arg2, &st);

7875

break;

7876

#endif

7877

#if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat262))

7878

#ifdef TARGET_NR_fstatat64

7879

case TARGET_NR_fstatat64:

7880

#endif

7881

#ifdef TARGET_NR_newfstatat262

7882

case TARGET_NR_newfstatat262:

7883

#endif

7884

if (!(p = lock_user_string(arg2)))

7885

goto efault;

7886

ret = get_errno(fstatat(arg1, path(p), &st, arg4));

7887

if (!is_error(ret))

7888

ret = host_to_target_stat64(cpu_env, arg3, &st);

7889

break;

7890

#endif

7891

case TARGET_NR_lchown94:

7892

if (!(p = lock_user_string(arg1)))

7893

goto efault;

7894

ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));

7895

unlock_user(p, arg1, 0);

7896

break;

7897

#ifdef TARGET_NR_getuid102

7898

case TARGET_NR_getuid102:

7899

ret = get_errno(high2lowuid(getuid()));

7900

break;

7901

#endif

7902

#ifdef TARGET_NR_getgid104

7903

case TARGET_NR_getgid104:

7904

ret = get_errno(high2lowgid(getgid()));

7905

break;

7906

#endif

7907

#ifdef TARGET_NR_geteuid107

7908

case TARGET_NR_geteuid107:

7909

ret = get_errno(high2lowuid(geteuid()));

7910

break;

7911

#endif

7912

#ifdef TARGET_NR_getegid108

7913

case TARGET_NR_getegid108:

7914

ret = get_errno(high2lowgid(getegid()));

7915

break;

7916

#endif

7917

case TARGET_NR_setreuid113:

7918

ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));

7919

break;

7920

case TARGET_NR_setregid114:

7921

ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2)));

7922

break;

7923

case TARGET_NR_getgroups115:

7924

{

7925

int gidsetsize = arg1;

7926

target_iduint16_t *target_grouplist;

7927

gid_t *grouplist;

7928

int i;

7929

7930

grouplist = alloca(gidsetsize * sizeof(gid_t))__builtin_alloca (gidsetsize * sizeof(gid_t));

7931

ret = get_errno(getgroups(gidsetsize, grouplist));

7932

if (gidsetsize == 0)

7933

break;

7934

if (!is_error(ret)) {

7935

target_grouplist = lock_user(VERIFY_WRITE1, arg2, gidsetsize * sizeof(target_iduint16_t), 0);

7936

if (!target_grouplist)

7937

goto efault;

7938

for(i = 0;i < ret; i++)

7939

target_grouplist[i] = tswapid(high2lowgid(grouplist[i]));

7940

unlock_user(target_grouplist, arg2, gidsetsize * sizeof(target_iduint16_t));

7941

}

7942

}

7943

break;

7944

case TARGET_NR_setgroups116:

7945

{

7946

int gidsetsize = arg1;

7947

target_iduint16_t *target_grouplist;

7948

gid_t *grouplist = NULL((void*)0);

7949

int i;

7950

if (gidsetsize) {

7951

grouplist = alloca(gidsetsize * sizeof(gid_t))__builtin_alloca (gidsetsize * sizeof(gid_t));

7952

target_grouplist = lock_user(VERIFY_READ0, arg2, gidsetsize * sizeof(target_iduint16_t), 1);

7953

if (!target_grouplist) {

7954

ret = -TARGET_EFAULT14;

7955

goto fail;

7956

}

7957

for (i = 0; i < gidsetsize; i++) {

7958

grouplist[i] = low2highgid(tswapid(target_grouplist[i]));

7959

}

7960

unlock_user(target_grouplist, arg2, 0);

7961

}

7962

ret = get_errno(setgroups(gidsetsize, grouplist));

7963

}

7964

break;

7965

case TARGET_NR_fchown93:

7966

ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3)));

7967

break;

7968

#if defined(TARGET_NR_fchownat260)

7969

case TARGET_NR_fchownat260:

7970

if (!(p = lock_user_string(arg2)))

7971

goto efault;

7972

ret = get_errno(fchownat(arg1, p, low2highuid(arg3),

7973

low2highgid(arg4), arg5));

7974

unlock_user(p, arg2, 0);

7975

break;

7976

#endif

7977

#ifdef TARGET_NR_setresuid117

7978

case TARGET_NR_setresuid117:

7979

ret = get_errno(setresuid(low2highuid(arg1),

7980

low2highuid(arg2),

7981

low2highuid(arg3)));

7982

break;

7983

#endif

7984

#ifdef TARGET_NR_getresuid118

7985

case TARGET_NR_getresuid118:

7986

{

7987

uid_t ruid, euid, suid;

7988

ret = get_errno(getresuid(&ruid, &euid, &suid));

7989

if (!is_error(ret)) {

7990

if (put_user_u16(high2lowuid(ruid), arg1)({ abi_ulong __gaddr = ((arg1)); uint16_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint16_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((high2lowuid
(ruid))))), 0); unlock_user(__hptr, __gaddr, sizeof(uint16_t)
); } else __ret = -14; __ret; })

7991

|| put_user_u16(high2lowuid(euid), arg2)({ abi_ulong __gaddr = ((arg2)); uint16_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint16_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((high2lowuid
(euid))))), 0); unlock_user(__hptr, __gaddr, sizeof(uint16_t)
); } else __ret = -14; __ret; })

7992

|| put_user_u16(high2lowuid(suid), arg3)({ abi_ulong __gaddr = ((arg3)); uint16_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint16_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((high2lowuid
(suid))))), 0); unlock_user(__hptr, __gaddr, sizeof(uint16_t)
); } else __ret = -14; __ret; }))

7993

goto efault;

7994

}

7995

}

7996

break;

7997

#endif

7998

#ifdef TARGET_NR_getresgid120

7999

case TARGET_NR_setresgid119:

8000

ret = get_errno(setresgid(low2highgid(arg1),

8001

low2highgid(arg2),

8002

low2highgid(arg3)));

8003

break;

8004

#endif

8005

#ifdef TARGET_NR_getresgid120

8006

case TARGET_NR_getresgid120:

8007

{

8008

gid_t rgid, egid, sgid;

8009

ret = get_errno(getresgid(&rgid, &egid, &sgid));

8010

if (!is_error(ret)) {

8011

if (put_user_u16(high2lowgid(rgid), arg1)({ abi_ulong __gaddr = ((arg1)); uint16_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint16_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((high2lowgid
(rgid))))), 0); unlock_user(__hptr, __gaddr, sizeof(uint16_t)
); } else __ret = -14; __ret; })

8012

|| put_user_u16(high2lowgid(egid), arg2)({ abi_ulong __gaddr = ((arg2)); uint16_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint16_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((high2lowgid
(egid))))), 0); unlock_user(__hptr, __gaddr, sizeof(uint16_t)
); } else __ret = -14; __ret; })

8013

|| put_user_u16(high2lowgid(sgid), arg3)({ abi_ulong __gaddr = ((arg3)); uint16_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint16_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((high2lowgid
(sgid))))), 0); unlock_user(__hptr, __gaddr, sizeof(uint16_t)
); } else __ret = -14; __ret; }))

8014

goto efault;

8015

}

8016

}

8017

break;

8018

#endif

8019

case TARGET_NR_chown92:

8020

if (!(p = lock_user_string(arg1)))

8021

goto efault;

8022

ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3)));

8023

unlock_user(p, arg1, 0);

8024

break;

8025

case TARGET_NR_setuid105:

8026

ret = get_errno(setuid(low2highuid(arg1)));

8027

break;

8028

case TARGET_NR_setgid106:

8029

ret = get_errno(setgid(low2highgid(arg1)));

8030

break;

8031

case TARGET_NR_setfsuid122:

8032

ret = get_errno(setfsuid(arg1));

8033

break;

8034

case TARGET_NR_setfsgid123:

8035

ret = get_errno(setfsgid(arg1));

8036

break;

8037

8038

#ifdef TARGET_NR_lchown32

8039

case TARGET_NR_lchown32:

8040

if (!(p = lock_user_string(arg1)))

8041

goto efault;

8042

ret = get_errno(lchown(p, arg2, arg3));

8043

unlock_user(p, arg1, 0);

8044

break;

8045

#endif

8046

#ifdef TARGET_NR_getuid32

8047

case TARGET_NR_getuid32:

8048

ret = get_errno(getuid());

8049

break;

8050

#endif

8051

8052

#if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA)

8053

/* Alpha specific */

8054

case TARGET_NR_getxuid:

8055

{

8056

uid_t euid;

8057

euid=geteuid();

8058

((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid;

8059

}

8060

ret = get_errno(getuid());

8061

break;

8062

#endif

8063

#if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA)

8064

/* Alpha specific */

8065

case TARGET_NR_getxgid:

8066

{

8067

uid_t egid;

8068

egid=getegid();

8069

((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid;

8070

}

8071

ret = get_errno(getgid());

8072

break;

8073

#endif

8074

#if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA)

8075

/* Alpha specific */

8076

case TARGET_NR_osf_getsysinfo:

8077

ret = -TARGET_EOPNOTSUPP95;

8078

switch (arg1) {

8079

case TARGET_GSI_IEEE_FP_CONTROL:

8080

{

8081

uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env);

8082

8083

/* Copied from linux ieee_fpcr_to_swcr. */

8084

swcr = (fpcr >> 35) & SWCR_STATUS_MASK;

8085

swcr |= (fpcr >> 36) & SWCR_MAP_DMZ;

8086

swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV

8087

| SWCR_TRAP_ENABLE_DZE

8088

| SWCR_TRAP_ENABLE_OVF);

8089

swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF

8090

| SWCR_TRAP_ENABLE_INE);

8091

swcr |= (fpcr >> 47) & SWCR_MAP_UMZ;

8092

swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO;

8093

8094

if (put_user_u64 (swcr, arg2)({ abi_ulong __gaddr = ((arg2)); uint64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint64_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((swcr)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint64_t)); } else __ret
= -14; __ret; }))

8095

goto efault;

8096

ret = 0;

8097

}

8098

break;

8099

8100

/* case GSI_IEEE_STATE_AT_SIGNAL:

8101

-- Not implemented in linux kernel.

8102

case GSI_UACPROC:

8103

-- Retrieves current unaligned access state; not much used.

8104

case GSI_PROC_TYPE:

8105

-- Retrieves implver information; surely not used.

8106

case GSI_GET_HWRPB:

8107

-- Grabs a copy of the HWRPB; surely not used.

8108

8109

}

8110

break;

8111

#endif

8112

#if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA)

8113

/* Alpha specific */

8114

case TARGET_NR_osf_setsysinfo:

8115

ret = -TARGET_EOPNOTSUPP95;

8116

switch (arg1) {

8117

case TARGET_SSI_IEEE_FP_CONTROL:

8118

{

8119

uint64_t swcr, fpcr, orig_fpcr;

8120

8121

if (get_user_u64 (swcr, arg2)({ abi_ulong __gaddr = ((arg2)); uint64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(uint64_t), 1))) {
__ret = ((((swcr))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((swcr)) = 0; __ret = -14; } __ret; })) {

8122

goto efault;

8123

}

8124

orig_fpcr = cpu_alpha_load_fpcr(cpu_env);

8125

fpcr = orig_fpcr & FPCR_DYN_MASK;

8126

8127

/* Copied from linux ieee_swcr_to_fpcr. */

8128

fpcr |= (swcr & SWCR_STATUS_MASK) << 35;

8129

fpcr |= (swcr & SWCR_MAP_DMZ) << 36;

8130

fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV

8131

| SWCR_TRAP_ENABLE_DZE

8132

| SWCR_TRAP_ENABLE_OVF)) << 48;

8133

fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF

8134

| SWCR_TRAP_ENABLE_INE)) << 57;

8135

fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0);

8136

fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41;

8137

8138

cpu_alpha_store_fpcr(cpu_env, fpcr);

8139

ret = 0;

8140

}

8141

break;

8142

8143

case TARGET_SSI_IEEE_RAISE_EXCEPTION:

8144

{

8145

uint64_t exc, fpcr, orig_fpcr;

8146

int si_code;

8147

8148

if (get_user_u64(exc, arg2)({ abi_ulong __gaddr = ((arg2)); uint64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(uint64_t), 1))) {
__ret = ((((exc))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((exc)) = 0; __ret = -14; } __ret; })) {

8149

goto efault;

8150

}

8151

8152

orig_fpcr = cpu_alpha_load_fpcr(cpu_env);

8153

8154

/* We only add to the exception status here. */

8155

fpcr = orig_fpcr | ((exc & SWCR_STATUS_MASK) << 35);

8156

8157

cpu_alpha_store_fpcr(cpu_env, fpcr);

8158

ret = 0;

8159

8160

/* Old exceptions are not signaled. */

8161

fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK);

8162

8163

/* If any exceptions set by this call,

8164

and are unmasked, send a signal. */

8165

si_code = 0;

8166

if ((fpcr & (FPCR_INE | FPCR_INED)) == FPCR_INE) {

8167

si_code = TARGET_FPE_FLTRES(6);

8168

}

8169

if ((fpcr & (FPCR_UNF | FPCR_UNFD)) == FPCR_UNF) {

8170

si_code = TARGET_FPE_FLTUND(5);

8171

}

8172

if ((fpcr & (FPCR_OVF | FPCR_OVFD)) == FPCR_OVF) {

8173

si_code = TARGET_FPE_FLTOVF(4);

8174

}

8175

if ((fpcr & (FPCR_DZE | FPCR_DZED)) == FPCR_DZE) {

8176

si_code = TARGET_FPE_FLTDIV(3);

8177

}

8178

if ((fpcr & (FPCR_INV | FPCR_INVD)) == FPCR_INV) {

8179

si_code = TARGET_FPE_FLTINV(7);

8180

}

8181

if (si_code != 0) {

8182

target_siginfo_t info;

8183

info.si_signo = SIGFPE8;

8184

info.si_errno = 0;

8185

info.si_code = si_code;

8186

info._sifields._sigfault._addr

8187

= ((CPUArchStatestruct CPUX86State *)cpu_env)->pc;

8188

queue_signal((CPUArchStatestruct CPUX86State *)cpu_env, info.si_signo, &info);

8189

}

8190

}

8191

break;

8192

8193

/* case SSI_NVPAIRS:

8194

-- Used with SSIN_UACPROC to enable unaligned accesses.

8195

case SSI_IEEE_STATE_AT_SIGNAL:

8196

case SSI_IEEE_IGNORE_STATE_AT_SIGNAL:

8197

-- Not implemented in linux kernel

8198

8199

}

8200

break;

8201

#endif

8202

#ifdef TARGET_NR_osf_sigprocmask

8203

/* Alpha specific. */

8204

case TARGET_NR_osf_sigprocmask:

8205

{

8206

abi_ulong mask;

8207

int how;

8208

sigset_t set, oldset;

8209

8210

switch(arg1) {

8211

case TARGET_SIG_BLOCK0:

8212

how = SIG_BLOCK0;

8213

break;

8214

case TARGET_SIG_UNBLOCK1:

8215

how = SIG_UNBLOCK1;

8216

break;

8217

case TARGET_SIG_SETMASK2:

8218

how = SIG_SETMASK2;

8219

break;

8220

default:

8221

ret = -TARGET_EINVAL22;

8222

goto fail;

8223

}

8224

mask = arg2;

8225

target_to_host_old_sigset(&set, &mask);

8226

sigprocmask(how, &set, &oldset);

8227

host_to_target_old_sigset(&mask, &oldset);

8228

ret = mask;

8229

}

8230

break;

8231

#endif

8232

8233

#ifdef TARGET_NR_getgid32

8234

case TARGET_NR_getgid32:

8235

ret = get_errno(getgid());

8236

break;

8237

#endif

8238

#ifdef TARGET_NR_geteuid32

8239

case TARGET_NR_geteuid32:

8240

ret = get_errno(geteuid());

8241

break;

8242

#endif

8243

#ifdef TARGET_NR_getegid32

8244

case TARGET_NR_getegid32:

8245

ret = get_errno(getegid());

8246

break;

8247

#endif

8248

#ifdef TARGET_NR_setreuid32

8249

case TARGET_NR_setreuid32:

8250

ret = get_errno(setreuid(arg1, arg2));

8251

break;

8252

#endif

8253

#ifdef TARGET_NR_setregid32

8254

case TARGET_NR_setregid32:

8255

ret = get_errno(setregid(arg1, arg2));

8256

break;

8257

#endif

8258

#ifdef TARGET_NR_getgroups32

8259

case TARGET_NR_getgroups32:

8260

{

8261

int gidsetsize = arg1;

8262

uint32_t *target_grouplist;

8263

gid_t *grouplist;

8264

int i;

8265

8266

grouplist = alloca(gidsetsize * sizeof(gid_t))__builtin_alloca (gidsetsize * sizeof(gid_t));

8267

ret = get_errno(getgroups(gidsetsize, grouplist));

8268

if (gidsetsize == 0)

8269

break;

8270

if (!is_error(ret)) {

8271

target_grouplist = lock_user(VERIFY_WRITE1, arg2, gidsetsize * 4, 0);

8272

if (!target_grouplist) {

8273

ret = -TARGET_EFAULT14;

8274

goto fail;

8275

}

8276

for(i = 0;i < ret; i++)

8277

target_grouplist[i] = tswap32(grouplist[i]);

8278

unlock_user(target_grouplist, arg2, gidsetsize * 4);

8279

}

8280

}

8281

break;

8282

#endif

8283

#ifdef TARGET_NR_setgroups32

8284

case TARGET_NR_setgroups32:

8285

{

8286

int gidsetsize = arg1;

8287

uint32_t *target_grouplist;

8288

gid_t *grouplist;

8289

int i;

8290

8291

grouplist = alloca(gidsetsize * sizeof(gid_t))__builtin_alloca (gidsetsize * sizeof(gid_t));

8292

target_grouplist = lock_user(VERIFY_READ0, arg2, gidsetsize * 4, 1);

8293

if (!target_grouplist) {

8294

ret = -TARGET_EFAULT14;

8295

goto fail;

8296

}

8297

for(i = 0;i < gidsetsize; i++)

8298

grouplist[i] = tswap32(target_grouplist[i]);

8299

unlock_user(target_grouplist, arg2, 0);

8300

ret = get_errno(setgroups(gidsetsize, grouplist));

8301

}

8302

break;

8303

#endif

8304

#ifdef TARGET_NR_fchown32

8305

case TARGET_NR_fchown32:

8306

ret = get_errno(fchown(arg1, arg2, arg3));

8307

break;

8308

#endif

8309

#ifdef TARGET_NR_setresuid32

8310

case TARGET_NR_setresuid32:

8311

ret = get_errno(setresuid(arg1, arg2, arg3));

8312

break;

8313

#endif

8314

#ifdef TARGET_NR_getresuid32

8315

case TARGET_NR_getresuid32:

8316

{

8317

uid_t ruid, euid, suid;

8318

ret = get_errno(getresuid(&ruid, &euid, &suid));

8319

if (!is_error(ret)) {

8320

if (put_user_u32(ruid, arg1)({ abi_ulong __gaddr = ((arg1)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((ruid)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; })

8321

|| put_user_u32(euid, arg2)({ abi_ulong __gaddr = ((arg2)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((euid)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; })

8322

|| put_user_u32(suid, arg3)({ abi_ulong __gaddr = ((arg3)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((suid)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; }))

8323

goto efault;

8324

}

8325

}

8326

break;

8327

#endif

8328

#ifdef TARGET_NR_setresgid32

8329

case TARGET_NR_setresgid32:

8330

ret = get_errno(setresgid(arg1, arg2, arg3));

8331

break;

8332

#endif

8333

#ifdef TARGET_NR_getresgid32

8334

case TARGET_NR_getresgid32:

8335

{

8336

gid_t rgid, egid, sgid;

8337

ret = get_errno(getresgid(&rgid, &egid, &sgid));

8338

if (!is_error(ret)) {

8339

if (put_user_u32(rgid, arg1)({ abi_ulong __gaddr = ((arg1)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((rgid)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; })

8340

|| put_user_u32(egid, arg2)({ abi_ulong __gaddr = ((arg2)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((egid)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; })

8341

|| put_user_u32(sgid, arg3)({ abi_ulong __gaddr = ((arg3)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((sgid)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; }))

8342

goto efault;

8343

}

8344

}

8345

break;

8346

#endif

8347

#ifdef TARGET_NR_chown32

8348

case TARGET_NR_chown32:

8349

if (!(p = lock_user_string(arg1)))

8350

goto efault;

8351

ret = get_errno(chown(p, arg2, arg3));

8352

unlock_user(p, arg1, 0);

8353

break;

8354

#endif

8355

#ifdef TARGET_NR_setuid32

8356

case TARGET_NR_setuid32:

8357

ret = get_errno(setuid(arg1));

8358

break;

8359

#endif

8360

#ifdef TARGET_NR_setgid32

8361

case TARGET_NR_setgid32:

8362

ret = get_errno(setgid(arg1));

8363

break;

8364

#endif

8365

#ifdef TARGET_NR_setfsuid32

8366

case TARGET_NR_setfsuid32:

8367

ret = get_errno(setfsuid(arg1));

8368

break;

8369

#endif

8370

#ifdef TARGET_NR_setfsgid32

8371

case TARGET_NR_setfsgid32:

8372

ret = get_errno(setfsgid(arg1));

8373

break;

8374

#endif

8375

8376

case TARGET_NR_pivot_root155:

8377

goto unimplemented;

8378

#ifdef TARGET_NR_mincore27

8379

case TARGET_NR_mincore27:

8380

{

8381

void *a;

8382

ret = -TARGET_EFAULT14;

8383

if (!(a = lock_user(VERIFY_READ0, arg1,arg2, 0)))

8384

goto efault;

8385

if (!(p = lock_user_string(arg3)))

8386

goto mincore_fail;

8387

ret = get_errno(mincore(a, arg2, p));

8388

unlock_user(p, arg3, ret);

8389

mincore_fail:

8390

unlock_user(a, arg1, 0);

8391

}

8392

break;

8393

#endif

8394

#ifdef TARGET_NR_arm_fadvise64_64

8395

case TARGET_NR_arm_fadvise64_64:

8396

{

8397

8398

* arm_fadvise64_64 looks like fadvise64_64 but

8399

* with different argument order

8400

8401

abi_long temp;

8402

temp = arg3;

8403

arg3 = arg4;

8404

arg4 = temp;

8405

}

8406

#endif

8407

#if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64221)

8408

#ifdef TARGET_NR_fadvise64_64

8409

case TARGET_NR_fadvise64_64:

8410

#endif

8411

#ifdef TARGET_NR_fadvise64221

8412

case TARGET_NR_fadvise64221:

8413

#endif

8414

#ifdef TARGET_S390X

8415

switch (arg4) {

8416

case 4: arg4 = POSIX_FADV_NOREUSE5 + 1; break; /* make sure it's an invalid value */

8417

case 5: arg4 = POSIX_FADV_NOREUSE5 + 2; break; /* ditto */

8418

case 6: arg4 = POSIX_FADV_DONTNEED4; break;

8419

case 7: arg4 = POSIX_FADV_NOREUSE5; break;

8420

default: break;

8421

}

8422

#endif

8423

ret = -posix_fadvise(arg1, arg2, arg3, arg4);

8424

break;

8425

#endif

8426

#ifdef TARGET_NR_madvise28

8427

case TARGET_NR_madvise28:

8428

/* A straight passthrough may not be safe because qemu sometimes

8429

turns private file-backed mappings into anonymous mappings.

8430

This will break MADV_DONTNEED.

8431

This is a hint, so ignoring and returning success is ok. */

8432

ret = get_errno(0);

8433

break;

8434

#endif

8435

#if TARGET_ABI_BITS64 == 32

8436

case TARGET_NR_fcntl64:

8437

{

8438

int cmd;

8439

struct flock64 fl;

8440

struct target_flock64 *target_fl;

8441

#ifdef TARGET_ARM

8442

struct target_eabi_flock64 *target_efl;

8443

#endif

8444

8445

cmd = target_to_host_fcntl_cmd(arg2);

8446

if (cmd == -TARGET_EINVAL22) {

8447

ret = cmd;

8448

break;

8449

}

8450

8451

switch(arg2) {

8452

case TARGET_F_GETLK6412:

8453

#ifdef TARGET_ARM

8454

if (((CPUARMState *)cpu_env)->eabi) {

8455

if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)(target_efl = lock_user(0, arg3, sizeof(*target_efl), 1)))

8456

goto efault;

8457

fl.l_type = tswap16(target_efl->l_type);

8458

fl.l_whence = tswap16(target_efl->l_whence);

8459

fl.l_start = tswap64(target_efl->l_start);

8460

fl.l_len = tswap64(target_efl->l_len);

8461

fl.l_pid = tswap32(target_efl->l_pid);

8462

unlock_user_struct(target_efl, arg3, 0)unlock_user(target_efl, arg3, (0) ? sizeof(*target_efl) : 0);

8463

} else

8464

#endif

8465

{

8466

if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)(target_fl = lock_user(0, arg3, sizeof(*target_fl), 1)))

8467

goto efault;

8468

fl.l_type = tswap16(target_fl->l_type);

8469

fl.l_whence = tswap16(target_fl->l_whence);

8470

fl.l_start = tswap64(target_fl->l_start);

8471

fl.l_len = tswap64(target_fl->l_len);

8472

fl.l_pid = tswap32(target_fl->l_pid);

8473

unlock_user_struct(target_fl, arg3, 0)unlock_user(target_fl, arg3, (0) ? sizeof(*target_fl) : 0);

8474

}

8475

ret = get_errno(fcntl(arg1, cmd, &fl));

8476

if (ret == 0) {

8477

#ifdef TARGET_ARM

8478

if (((CPUARMState *)cpu_env)->eabi) {

8479

if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)(target_efl = lock_user(1, arg3, sizeof(*target_efl), 0)))

8480

goto efault;

8481

target_efl->l_type = tswap16(fl.l_type);

8482

target_efl->l_whence = tswap16(fl.l_whence);

8483

target_efl->l_start = tswap64(fl.l_start);

8484

target_efl->l_len = tswap64(fl.l_len);

8485

target_efl->l_pid = tswap32(fl.l_pid);

8486

unlock_user_struct(target_efl, arg3, 1)unlock_user(target_efl, arg3, (1) ? sizeof(*target_efl) : 0);

8487

} else

8488

#endif

8489

{

8490

if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)(target_fl = lock_user(1, arg3, sizeof(*target_fl), 0)))

8491

goto efault;

8492

target_fl->l_type = tswap16(fl.l_type);

8493

target_fl->l_whence = tswap16(fl.l_whence);

8494

target_fl->l_start = tswap64(fl.l_start);

8495

target_fl->l_len = tswap64(fl.l_len);

8496

target_fl->l_pid = tswap32(fl.l_pid);

8497

unlock_user_struct(target_fl, arg3, 1)unlock_user(target_fl, arg3, (1) ? sizeof(*target_fl) : 0);

8498

}

8499

}

8500

break;

8501

8502

case TARGET_F_SETLK6413:

8503

case TARGET_F_SETLKW6414:

8504

#ifdef TARGET_ARM

8505

if (((CPUARMState *)cpu_env)->eabi) {

8506

if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)(target_efl = lock_user(0, arg3, sizeof(*target_efl), 1)))

8507

goto efault;

8508

fl.l_type = tswap16(target_efl->l_type);

8509

fl.l_whence = tswap16(target_efl->l_whence);

8510

fl.l_start = tswap64(target_efl->l_start);

8511

fl.l_len = tswap64(target_efl->l_len);

8512

fl.l_pid = tswap32(target_efl->l_pid);

8513

unlock_user_struct(target_efl, arg3, 0)unlock_user(target_efl, arg3, (0) ? sizeof(*target_efl) : 0);

8514

} else

8515

#endif

8516

{

8517

if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)(target_fl = lock_user(0, arg3, sizeof(*target_fl), 1)))

8518

goto efault;

8519

fl.l_type = tswap16(target_fl->l_type);

8520

fl.l_whence = tswap16(target_fl->l_whence);

8521

fl.l_start = tswap64(target_fl->l_start);

8522

fl.l_len = tswap64(target_fl->l_len);

8523

fl.l_pid = tswap32(target_fl->l_pid);

8524

unlock_user_struct(target_fl, arg3, 0)unlock_user(target_fl, arg3, (0) ? sizeof(*target_fl) : 0);

8525

}

8526

ret = get_errno(fcntl(arg1, cmd, &fl));

8527

break;

8528

default:

8529

ret = do_fcntl(arg1, arg2, arg3);

8530

break;

8531

}

8532

break;

8533

}

8534

#endif

8535

#ifdef TARGET_NR_cacheflush

8536

case TARGET_NR_cacheflush:

8537

/* self-modifying code is handled automatically, so nothing needed */

8538

ret = 0;

8539

break;

8540

#endif

8541

#ifdef TARGET_NR_security185

8542

case TARGET_NR_security185:

8543

goto unimplemented;

8544

#endif

8545

#ifdef TARGET_NR_getpagesize

8546

case TARGET_NR_getpagesize:

8547

ret = TARGET_PAGE_SIZE(1 << 12);

8548

break;

8549

#endif

8550

case TARGET_NR_gettid186:

8551

ret = get_errno(gettid());

8552

break;

8553

#ifdef TARGET_NR_readahead187

8554

case TARGET_NR_readahead187:

8555

#if TARGET_ABI_BITS64 == 32

8556

if (regpairs_aligned(cpu_env)) {

8557

arg2 = arg3;

8558

arg3 = arg4;

8559

arg4 = arg5;

8560

}

8561

ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4));

8562

#else

8563

ret = get_errno(readahead(arg1, arg2, arg3));

8564

#endif

8565

break;

8566

#endif

8567

#ifdef CONFIG_ATTR1

8568

#ifdef TARGET_NR_setxattr188

8569

case TARGET_NR_listxattr194:

8570

case TARGET_NR_llistxattr195:

8571

{

8572

void *p, *b = 0;

8573

if (arg2) {

8574

b = lock_user(VERIFY_WRITE1, arg2, arg3, 0);

8575

if (!b) {

8576

ret = -TARGET_EFAULT14;

8577

break;

8578

}

8579

}

8580

p = lock_user_string(arg1);

8581

if (p) {

8582

if (num == TARGET_NR_listxattr194) {

8583

ret = get_errno(listxattr(p, b, arg3));

8584

} else {

8585

ret = get_errno(llistxattr(p, b, arg3));

8586

}

8587

} else {

8588

ret = -TARGET_EFAULT14;

8589

}

8590

unlock_user(p, arg1, 0);

8591

unlock_user(b, arg2, arg3);

8592

break;

8593

}

8594

case TARGET_NR_flistxattr196:

8595

{

8596

void *b = 0;

8597

if (arg2) {

8598

b = lock_user(VERIFY_WRITE1, arg2, arg3, 0);

8599

if (!b) {

8600

ret = -TARGET_EFAULT14;

8601

break;

8602

}

8603

}

8604

ret = get_errno(flistxattr(arg1, b, arg3));

8605

unlock_user(b, arg2, arg3);

8606

break;

8607

}

8608

case TARGET_NR_setxattr188:

8609

case TARGET_NR_lsetxattr189:

8610

{

8611

void *p, *n, *v = 0;

8612

if (arg3) {

8613

v = lock_user(VERIFY_READ0, arg3, arg4, 1);

8614

if (!v) {

8615

ret = -TARGET_EFAULT14;

8616

break;

8617

}

8618

}

8619

p = lock_user_string(arg1);

8620

n = lock_user_string(arg2);

8621

if (p && n) {

8622

if (num == TARGET_NR_setxattr188) {

8623

ret = get_errno(setxattr(p, n, v, arg4, arg5));

8624

} else {

8625

ret = get_errno(lsetxattr(p, n, v, arg4, arg5));

8626

}

8627

} else {

8628

ret = -TARGET_EFAULT14;

8629

}

8630

unlock_user(p, arg1, 0);

8631

unlock_user(n, arg2, 0);

8632

unlock_user(v, arg3, 0);

8633

}

8634

break;

8635

case TARGET_NR_fsetxattr190:

8636

{

8637

void *n, *v = 0;

8638

if (arg3) {

8639

v = lock_user(VERIFY_READ0, arg3, arg4, 1);

8640

if (!v) {

8641

ret = -TARGET_EFAULT14;

8642

break;

8643

}

8644

}

8645

n = lock_user_string(arg2);

8646

if (n) {

8647

ret = get_errno(fsetxattr(arg1, n, v, arg4, arg5));

8648

} else {

8649

ret = -TARGET_EFAULT14;

8650

}

8651

unlock_user(n, arg2, 0);

8652

unlock_user(v, arg3, 0);

8653

}

8654

break;

8655

case TARGET_NR_getxattr191:

8656

case TARGET_NR_lgetxattr192:

8657

{

8658

void *p, *n, *v = 0;

8659

if (arg3) {

8660

v = lock_user(VERIFY_WRITE1, arg3, arg4, 0);

8661

if (!v) {

8662

ret = -TARGET_EFAULT14;

8663

break;

8664

}

8665

}

8666

p = lock_user_string(arg1);

8667

n = lock_user_string(arg2);

8668

if (p && n) {

8669

if (num == TARGET_NR_getxattr191) {

8670

ret = get_errno(getxattr(p, n, v, arg4));

8671

} else {

8672

ret = get_errno(lgetxattr(p, n, v, arg4));

8673

}

8674

} else {

8675

ret = -TARGET_EFAULT14;

8676

}

8677

unlock_user(p, arg1, 0);

8678

unlock_user(n, arg2, 0);

8679

unlock_user(v, arg3, arg4);

8680

}

8681

break;

8682

case TARGET_NR_fgetxattr193:

8683

{

8684

void *n, *v = 0;

8685

if (arg3) {

8686

v = lock_user(VERIFY_WRITE1, arg3, arg4, 0);

8687

if (!v) {

8688

ret = -TARGET_EFAULT14;

8689

break;

8690

}

8691

}

8692

n = lock_user_string(arg2);

8693

if (n) {

8694

ret = get_errno(fgetxattr(arg1, n, v, arg4));

8695

} else {

8696

ret = -TARGET_EFAULT14;

8697

}

8698

unlock_user(n, arg2, 0);

8699

unlock_user(v, arg3, arg4);

8700

}

8701

break;

8702

case TARGET_NR_removexattr197:

8703

case TARGET_NR_lremovexattr198:

8704

{

8705

void *p, *n;

8706

p = lock_user_string(arg1);

8707

n = lock_user_string(arg2);

8708

if (p && n) {

8709

if (num == TARGET_NR_removexattr197) {

8710

ret = get_errno(removexattr(p, n));

8711

} else {

8712

ret = get_errno(lremovexattr(p, n));

8713

}

8714

} else {

8715

ret = -TARGET_EFAULT14;

8716

}

8717

unlock_user(p, arg1, 0);

8718

unlock_user(n, arg2, 0);

8719

}

8720

break;

8721

case TARGET_NR_fremovexattr199:

8722

{

8723

void *n;

8724

n = lock_user_string(arg2);

8725

if (n) {

8726

ret = get_errno(fremovexattr(arg1, n));

8727

} else {

8728

ret = -TARGET_EFAULT14;

8729

}

8730

unlock_user(n, arg2, 0);

8731

}

8732

break;

8733

#endif

8734

#endif /* CONFIG_ATTR */

8735

#ifdef TARGET_NR_set_thread_area205

8736

case TARGET_NR_set_thread_area205:

8737

#if defined(TARGET_MIPS)

8738

((CPUMIPSState *) cpu_env)->tls_value = arg1;

8739

ret = 0;

8740

break;

8741

#elif defined(TARGET_CRIS)

8742

if (arg1 & 0xff)

8743

ret = -TARGET_EINVAL22;

8744

else {

8745

((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1;

8746

ret = 0;

8747

}

8748

break;

8749

#elif defined(TARGET_I3861) && defined(TARGET_ABI32)

8750

ret = do_set_thread_area(cpu_env, arg1);

8751

break;

8752

#elif defined(TARGET_M68K)

8753

{

8754

TaskState *ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

8755

ts->tp_value = arg1;

8756

ret = 0;

8757

break;

8758

}

8759

#else

8760

goto unimplemented_nowarn;

8761

#endif

8762

#endif

8763

#ifdef TARGET_NR_get_thread_area211

8764

case TARGET_NR_get_thread_area211:

8765

#if defined(TARGET_I3861) && defined(TARGET_ABI32)

8766

ret = do_get_thread_area(cpu_env, arg1);

8767

break;

8768

#elif defined(TARGET_M68K)

8769

{

8770

TaskState *ts = ((CPUArchStatestruct CPUX86State *)cpu_env)->opaque;

8771

ret = ts->tp_value;

8772

break;

8773

}

8774

#else

8775

goto unimplemented_nowarn;

8776

#endif

8777

#endif

8778

#ifdef TARGET_NR_getdomainname

8779

case TARGET_NR_getdomainname:

8780

goto unimplemented_nowarn;

8781

#endif

8782

8783

#ifdef TARGET_NR_clock_gettime228

8784

case TARGET_NR_clock_gettime228:

8785

{

8786

struct timespec ts;

8787

ret = get_errno(clock_gettime(arg1, &ts));

8788

if (!is_error(ret)) {

8789

host_to_target_timespec(arg2, &ts);

8790

}

8791

break;

8792

}

8793

#endif

8794

#ifdef TARGET_NR_clock_getres229

8795

case TARGET_NR_clock_getres229:

8796

{

8797

struct timespec ts;

8798

ret = get_errno(clock_getres(arg1, &ts));

8799

if (!is_error(ret)) {

8800

host_to_target_timespec(arg2, &ts);

8801

}

8802

break;

8803

}

8804

#endif

8805

#ifdef TARGET_NR_clock_nanosleep230

8806

case TARGET_NR_clock_nanosleep230:

8807

{

8808

struct timespec ts;

8809

target_to_host_timespec(&ts, arg3);

8810

ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL((void*)0)));

8811

if (arg4)

8812

host_to_target_timespec(arg4, &ts);

8813

break;

8814

}

8815

#endif

8816

8817

#if defined(TARGET_NR_set_tid_address218) && defined(__NR_set_tid_address218)

8818

case TARGET_NR_set_tid_address218:

8819

ret = get_errno(set_tid_address((int *)g2h(arg1)((void *)((unsigned long)(target_ulong)(arg1) + guest_base))));

8820

break;

8821

#endif

8822

8823

#if defined(TARGET_NR_tkill200) && defined(__NR_tkill200)

8824

case TARGET_NR_tkill200:

8825

ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2)));

8826

break;

8827

#endif

8828

8829

#if defined(TARGET_NR_tgkill234) && defined(__NR_tgkill234)

8830

case TARGET_NR_tgkill234:

8831

ret = get_errno(sys_tgkill((int)arg1, (int)arg2,

8832

target_to_host_signal(arg3)));

8833

break;

8834

#endif

8835

8836

#ifdef TARGET_NR_set_robust_list273

8837

case TARGET_NR_set_robust_list273:

8838

case TARGET_NR_get_robust_list274:

8839

/* The ABI for supporting robust futexes has userspace pass

8840

* the kernel a pointer to a linked list which is updated by

8841

* userspace after the syscall; the list is walked by the kernel

8842

* when the thread exits. Since the linked list in QEMU guest

8843

* memory isn't a valid linked list for the host and we have

8844

* no way to reliably intercept the thread-death event, we can't

8845

* support these. Silently return ENOSYS so that guest userspace

8846

* falls back to a non-robust futex implementation (which should

8847

* be OK except in the corner case of the guest crashing while

8848

* holding a mutex that is shared with another process via

8849

* shared memory).

8850

8851

goto unimplemented_nowarn;

8852

#endif

8853

8854

#if defined(TARGET_NR_utimensat280)

8855

case TARGET_NR_utimensat280:

8856

{

8857

struct timespec *tsp, ts[2];

8858

if (!arg3) {

8859

tsp = NULL((void*)0);

8860

} else {

8861

target_to_host_timespec(ts, arg3);

8862

target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec));

8863

tsp = ts;

8864

}

8865

if (!arg2)

8866

ret = get_errno(sys_utimensat(arg1, NULL((void*)0), tsp, arg4));

8867

else {

8868

if (!(p = lock_user_string(arg2))) {

8869

ret = -TARGET_EFAULT14;

8870

goto fail;

8871

}

8872

ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4));

8873

unlock_user(p, arg2, 0);

8874

}

8875

}

8876

break;

8877

#endif

8878

case TARGET_NR_futex202:

8879

ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6);

8880

break;

8881

#if defined(TARGET_NR_inotify_init253) && defined(__NR_inotify_init253)

8882

case TARGET_NR_inotify_init253:

8883

ret = get_errno(sys_inotify_init());

8884

break;

8885

#endif

8886

#ifdef CONFIG_INOTIFY11

8887

#if defined(TARGET_NR_inotify_init1294) && defined(__NR_inotify_init1294)

8888

case TARGET_NR_inotify_init1294:

8889

ret = get_errno(sys_inotify_init1(arg1));

8890

break;

8891

#endif

8892

#endif

8893

#if defined(TARGET_NR_inotify_add_watch254) && defined(__NR_inotify_add_watch254)

8894

case TARGET_NR_inotify_add_watch254:

8895

p = lock_user_string(arg2);

8896

ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3));

8897

unlock_user(p, arg2, 0);

8898

break;

8899

#endif

8900

#if defined(TARGET_NR_inotify_rm_watch255) && defined(__NR_inotify_rm_watch255)

8901

case TARGET_NR_inotify_rm_watch255:

8902

ret = get_errno(sys_inotify_rm_watch(arg1, arg2));

8903

break;

8904

#endif

8905

8906

#if defined(TARGET_NR_mq_open240) && defined(__NR_mq_open240)

8907

case TARGET_NR_mq_open240:

8908

{

8909

struct mq_attr posix_mq_attr;

8910

8911

p = lock_user_string(arg1 - 1);

8912

if (arg4 != 0)

8913

copy_from_user_mq_attr (&posix_mq_attr, arg4);

8914

ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr));

8915

unlock_user (p, arg1, 0);

8916

}

8917

break;

8918

8919

case TARGET_NR_mq_unlink241:

8920

p = lock_user_string(arg1 - 1);

8921

ret = get_errno(mq_unlink(p));

8922

unlock_user (p, arg1, 0);

8923

break;

8924

8925

case TARGET_NR_mq_timedsend242:

8926

{

8927

struct timespec ts;

8928

8929

p = lock_user (VERIFY_READ0, arg2, arg3, 1);

8930

if (arg5 != 0) {

8931

target_to_host_timespec(&ts, arg5);

8932

ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts));

8933

host_to_target_timespec(arg5, &ts);

8934

}

8935

else

8936

ret = get_errno(mq_send(arg1, p, arg3, arg4));

8937

unlock_user (p, arg2, arg3);

8938

}

8939

break;

8940

8941

case TARGET_NR_mq_timedreceive243:

8942

{

8943

struct timespec ts;

8944

unsigned int prio;

8945

8946

p = lock_user (VERIFY_READ0, arg2, arg3, 1);

8947

if (arg5 != 0) {

8948

target_to_host_timespec(&ts, arg5);

8949

ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts));

8950

host_to_target_timespec(arg5, &ts);

8951

}

8952

else

8953

ret = get_errno(mq_receive(arg1, p, arg3, &prio));

8954

unlock_user (p, arg2, arg3);

8955

if (arg4 != 0)

8956

put_user_u32(prio, arg4)({ abi_ulong __gaddr = ((arg4)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((prio)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; });

8957

}

8958

break;

8959

8960

/* Not implemented for now... */

8961

/* case TARGET_NR_mq_notify: */

8962

/* break; */

8963

8964

case TARGET_NR_mq_getsetattr245:

8965

{

8966

struct mq_attr posix_mq_attr_in, posix_mq_attr_out;

8967

ret = 0;

8968

if (arg3 != 0) {

8969

ret = mq_getattr(arg1, &posix_mq_attr_out);

8970

copy_to_user_mq_attr(arg3, &posix_mq_attr_out);

8971

}

8972

if (arg2 != 0) {

8973

copy_from_user_mq_attr(&posix_mq_attr_in, arg2);

8974

ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out);

8975

}

8976

8977

}

8978

break;

8979

#endif

8980

8981

#ifdef CONFIG_SPLICE1

8982

#ifdef TARGET_NR_tee276

8983

case TARGET_NR_tee276:

8984

{

8985

ret = get_errno(tee(arg1,arg2,arg3,arg4));

8986

}

8987

break;

8988

#endif

8989

#ifdef TARGET_NR_splice275

8990

case TARGET_NR_splice275:

8991

{

8992

loff_t loff_in, loff_out;

8993

loff_t *ploff_in = NULL((void*)0), *ploff_out = NULL((void*)0);

8994

if(arg2) {

8995

get_user_u64(loff_in, arg2)({ abi_ulong __gaddr = ((arg2)); uint64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(uint64_t), 1))) {
__ret = ((((loff_in))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((loff_in)) = 0; __ret = -14; } __ret; });

8996

ploff_in = &loff_in;

8997

}

8998

if(arg4) {

8999

get_user_u64(loff_out, arg2)({ abi_ulong __gaddr = ((arg2)); uint64_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(uint64_t), 1))) {
__ret = ((((loff_out))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((loff_out)) = 0; __ret = -14; } __ret; });

9000

ploff_out = &loff_out;

9001

}

9002

ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6));

9003

}

9004

break;

9005

#endif

9006

#ifdef TARGET_NR_vmsplice278

9007

case TARGET_NR_vmsplice278:

9008

{

9009

struct iovec *vec = lock_iovec(VERIFY_READ0, arg2, arg3, 1);

9010

if (vec != NULL((void*)0)) {

9011

ret = get_errno(vmsplice(arg1, vec, arg3, arg4));

9012

unlock_iovec(vec, arg2, arg3, 0);

9013

} else {

9014

ret = -host_to_target_errno(errno(*__errno_location ()));

9015

}

9016

}

9017

break;

9018

#endif

9019

#endif /* CONFIG_SPLICE */

9020

#ifdef CONFIG_EVENTFD1

9021

#if defined(TARGET_NR_eventfd284)

9022

case TARGET_NR_eventfd284:

9023

ret = get_errno(eventfd(arg1, 0));

9024

break;

9025

#endif

9026

#if defined(TARGET_NR_eventfd2290)

9027

case TARGET_NR_eventfd2290:

9028

{

9029

int host_flags = arg2 & (~(TARGET_O_NONBLOCK04000 | TARGET_O_CLOEXEC02000000));

9030

if (arg2 & TARGET_O_NONBLOCK04000) {

9031

host_flags |= O_NONBLOCK04000;

9032

}

9033

if (arg2 & TARGET_O_CLOEXEC02000000) {

9034

host_flags |= O_CLOEXEC02000000;

9035

}

9036

ret = get_errno(eventfd(arg1, host_flags));

9037

break;

9038

}

9039

#endif

9040

#endif /* CONFIG_EVENTFD */

9041

#if defined(CONFIG_FALLOCATE1) && defined(TARGET_NR_fallocate285)

9042

case TARGET_NR_fallocate285:

9043

#if TARGET_ABI_BITS64 == 32

9044

ret = get_errno(fallocate(arg1, arg2, target_offset64(arg3, arg4),

9045

target_offset64(arg5, arg6)));

9046

#else

9047

ret = get_errno(fallocate(arg1, arg2, arg3, arg4));

9048

#endif

9049

break;

9050

#endif

9051

#if defined(CONFIG_SYNC_FILE_RANGE1)

9052

#if defined(TARGET_NR_sync_file_range277)

9053

case TARGET_NR_sync_file_range277:

9054

#if TARGET_ABI_BITS64 == 32

9055

#if defined(TARGET_MIPS)

9056

ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4),

9057

target_offset64(arg5, arg6), arg7));

9058

#else

9059

ret = get_errno(sync_file_range(arg1, target_offset64(arg2, arg3),

9060

target_offset64(arg4, arg5), arg6));

9061

#endif /* !TARGET_MIPS */

9062

#else

9063

ret = get_errno(sync_file_range(arg1, arg2, arg3, arg4));

9064

#endif

9065

break;

9066

#endif

9067

#if defined(TARGET_NR_sync_file_range2)

9068

case TARGET_NR_sync_file_range2:

9069

/* This is like sync_file_range but the arguments are reordered */

9070

#if TARGET_ABI_BITS64 == 32

9071

ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4),

9072

target_offset64(arg5, arg6), arg2));

9073

#else

9074

ret = get_errno(sync_file_range(arg1, arg3, arg4, arg2));

9075

#endif

9076

break;

9077

#endif

9078

#endif

9079

#if defined(CONFIG_EPOLL1)

9080

#if defined(TARGET_NR_epoll_create213)

9081

case TARGET_NR_epoll_create213:

9082

ret = get_errno(epoll_create(arg1));

9083

break;

9084

#endif

9085

#if defined(TARGET_NR_epoll_create1291) && defined(CONFIG_EPOLL_CREATE11)

9086

case TARGET_NR_epoll_create1291:

9087

ret = get_errno(epoll_create1(arg1));

9088

break;

9089

#endif

9090

#if defined(TARGET_NR_epoll_ctl233)

9091

case TARGET_NR_epoll_ctl233:

9092

{

9093

struct epoll_event ep;

9094

struct epoll_event *epp = 0;

9095

if (arg4) {

9096

struct target_epoll_event *target_ep;

9097

if (!lock_user_struct(VERIFY_READ, target_ep, arg4, 1)(target_ep = lock_user(0, arg4, sizeof(*target_ep), 1))) {

9098

goto efault;

9099

}

9100

ep.events = tswap32(target_ep->events);

9101

/* The epoll_data_t union is just opaque data to the kernel,

9102

* so we transfer all 64 bits across and need not worry what

9103

* actual data type it is.

9104

9105

ep.data.u64 = tswap64(target_ep->data.u64);

9106

unlock_user_struct(target_ep, arg4, 0)unlock_user(target_ep, arg4, (0) ? sizeof(*target_ep) : 0);

9107

epp = &ep;

9108

}

9109

ret = get_errno(epoll_ctl(arg1, arg2, arg3, epp));

9110

break;

9111

}

9112

#endif

9113

9114

#if defined(TARGET_NR_epoll_pwait281) && defined(CONFIG_EPOLL_PWAIT1)

9115

#define IMPLEMENT_EPOLL_PWAIT

9116

#endif

9117

#if defined(TARGET_NR_epoll_wait232) || defined(IMPLEMENT_EPOLL_PWAIT)

9118

#if defined(TARGET_NR_epoll_wait232)

9119

case TARGET_NR_epoll_wait232:

9120

#endif

9121

#if defined(IMPLEMENT_EPOLL_PWAIT)

9122

case TARGET_NR_epoll_pwait281:

9123

#endif

9124

{

9125

struct target_epoll_event *target_ep;

9126

struct epoll_event *ep;

9127

int epfd = arg1;

9128

int maxevents = arg3;

9129

int timeout = arg4;

9130

9131

target_ep = lock_user(VERIFY_WRITE1, arg2,

9132

maxevents * sizeof(struct target_epoll_event), 1);

9133

if (!target_ep) {

9134

goto efault;

9135

}

9136

9137

ep = alloca(maxevents * sizeof(struct epoll_event))__builtin_alloca (maxevents * sizeof(struct epoll_event));

9138

9139

switch (num) {

9140

#if defined(IMPLEMENT_EPOLL_PWAIT)

9141

case TARGET_NR_epoll_pwait281:

9142

{

9143

target_sigset_t *target_set;

9144

sigset_t _set, *set = &_set;

9145

9146

if (arg5) {

9147

target_set = lock_user(VERIFY_READ0, arg5,

9148

sizeof(target_sigset_t), 1);

9149

if (!target_set) {

9150

unlock_user(target_ep, arg2, 0);

9151

goto efault;

9152

}

9153

target_to_host_sigset(set, target_set);

9154

unlock_user(target_set, arg5, 0);

9155

} else {

9156

set = NULL((void*)0);

9157

}

9158

9159

ret = get_errno(epoll_pwait(epfd, ep, maxevents, timeout, set));

9160

break;

9161

}

9162

#endif

9163

#if defined(TARGET_NR_epoll_wait232)

9164

case TARGET_NR_epoll_wait232:

9165

ret = get_errno(epoll_wait(epfd, ep, maxevents, timeout));

9166

break;

9167

#endif

9168

default:

9169

ret = -TARGET_ENOSYS38;

9170

}

9171

if (!is_error(ret)) {

9172

int i;

9173

for (i = 0; i < ret; i++) {

9174

target_ep[i].events = tswap32(ep[i].events);

9175

target_ep[i].data.u64 = tswap64(ep[i].data.u64);

9176

}

9177

}

9178

unlock_user(target_ep, arg2, ret * sizeof(struct target_epoll_event));

9179

break;

9180

}

9181

#endif

9182

#endif

9183

#ifdef TARGET_NR_prlimit64302

9184

case TARGET_NR_prlimit64302:

9185

{

9186

/* args: pid, resource number, ptr to new rlimit, ptr to old rlimit */

9187

struct target_rlimit64 *target_rnew, *target_rold;

9188

struct host_rlimit64 rnew, rold, *rnewp = 0;

9189

if (arg3) {

9190

if (!lock_user_struct(VERIFY_READ, target_rnew, arg3, 1)(target_rnew = lock_user(0, arg3, sizeof(*target_rnew), 1))) {

9191

goto efault;

9192

}

9193

rnew.rlim_cur = tswap64(target_rnew->rlim_cur);

9194

rnew.rlim_max = tswap64(target_rnew->rlim_max);

9195

unlock_user_struct(target_rnew, arg3, 0)unlock_user(target_rnew, arg3, (0) ? sizeof(*target_rnew) : 0
);

9196

rnewp = &rnew;

9197

}

9198

9199

ret = get_errno(sys_prlimit64(arg1, arg2, rnewp, arg4 ? &rold : 0));

9200

if (!is_error(ret) && arg4) {

9201

if (!lock_user_struct(VERIFY_WRITE, target_rold, arg4, 1)(target_rold = lock_user(1, arg4, sizeof(*target_rold), 1))) {

9202

goto efault;

9203

}

9204

target_rold->rlim_cur = tswap64(rold.rlim_cur);

9205

target_rold->rlim_max = tswap64(rold.rlim_max);

9206

unlock_user_struct(target_rold, arg4, 1)unlock_user(target_rold, arg4, (1) ? sizeof(*target_rold) : 0
);

9207

}

9208

break;

9209

}

9210

#endif

9211

#ifdef TARGET_NR_gethostname

9212

case TARGET_NR_gethostname:

9213

{

9214

char *name = lock_user(VERIFY_WRITE1, arg1, arg2, 0);

9215

if (name) {

9216

ret = get_errno(gethostname(name, arg2));

9217

unlock_user(name, arg1, arg2);

9218

} else {

9219

ret = -TARGET_EFAULT14;

9220

}

9221

break;

9222

}

9223

#endif

9224

#ifdef TARGET_NR_atomic_cmpxchg_32

9225

case TARGET_NR_atomic_cmpxchg_32:

9226

{

9227

/* should use start_exclusive from main.c */

9228

abi_ulong mem_value;

9229

if (get_user_u32(mem_value, arg6)({ abi_ulong __gaddr = ((arg6)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(0, __gaddr, sizeof(uint32_t), 1))) {
__ret = ((((mem_value))) = (typeof(*__hptr))( __builtin_choose_expr
(sizeof(*(__hptr)) == 1, ldub_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 2, lduw_le_p, __builtin_choose_expr(sizeof(*(__hptr
)) == 4, ldl_le_p, __builtin_choose_expr(sizeof(*(__hptr)) ==
8, ldq_le_p, abort)))) (__hptr)), 0); unlock_user(__hptr, __gaddr
, 0); } else { ((mem_value)) = 0; __ret = -14; } __ret; })) {

9230

target_siginfo_t info;

9231

info.si_signo = SIGSEGV11;

9232

info.si_errno = 0;

9233

info.si_code = TARGET_SEGV_MAPERR(1);

9234

info._sifields._sigfault._addr = arg6;

9235

queue_signal((CPUArchStatestruct CPUX86State *)cpu_env, info.si_signo, &info);

9236

ret = 0xdeadbeef;

9237

9238

}

9239

if (mem_value == arg2)

9240

put_user_u32(arg1, arg6)({ abi_ulong __gaddr = ((arg6)); uint32_t *__hptr; abi_long __ret
; if ((__hptr = lock_user(1, __gaddr, sizeof(uint32_t), 0))) {
__ret = (__builtin_choose_expr(sizeof(*(__hptr)) == 1, stb_p
, __builtin_choose_expr(sizeof(*(__hptr)) == 2, stw_le_p, __builtin_choose_expr
(sizeof(*(__hptr)) == 4, stl_le_p, __builtin_choose_expr(sizeof
(*(__hptr)) == 8, stq_le_p, abort)))) ((__hptr), (((arg1)))),
0); unlock_user(__hptr, __gaddr, sizeof(uint32_t)); } else __ret
= -14; __ret; });

9241

ret = mem_value;

9242

break;

9243

}

9244

#endif

9245

#ifdef TARGET_NR_atomic_barrier

9246

case TARGET_NR_atomic_barrier:

9247

{

9248

/* Like the kernel implementation and the qemu arm barrier, no-op this? */

9249

break;

9250

}

9251

#endif

9252

9253

#ifdef TARGET_NR_timer_create222

9254

case TARGET_NR_timer_create222:

9255

{

9256

/* args: clockid_t clockid, struct sigevent *sevp, timer_t *timerid */

9257

9258

struct sigevent host_sevp = { {0}, }, *phost_sevp = NULL((void*)0);

9259

struct target_sigevent *ptarget_sevp;

9260

struct target_timer_t *ptarget_timer;

9261

9262

int clkid = arg1;

9263

int timer_index = next_free_host_timer();

9264

9265

if (timer_index < 0) {

9266

ret = -TARGET_EAGAIN11;

9267

} else {

9268

timer_t *phtimer = g_posix_timers + timer_index;

9269

9270

if (arg2) {

9271

if (!lock_user_struct(VERIFY_READ, ptarget_sevp, arg2, 1)(ptarget_sevp = lock_user(0, arg2, sizeof(*ptarget_sevp), 1))) {

9272

goto efault;

9273

}

9274

9275

host_sevp.sigev_signo = tswap32(ptarget_sevp->sigev_signo);

9276

host_sevp.sigev_notify = tswap32(ptarget_sevp->sigev_notify);

9277

9278

phost_sevp = &host_sevp;

9279

}

9280

9281

ret = get_errno(timer_create(clkid, phost_sevp, phtimer));

9282

if (ret) {

9283

phtimer = NULL((void*)0);

9284

} else {

9285

if (!lock_user_struct(VERIFY_WRITE, ptarget_timer, arg3, 1)(ptarget_timer = lock_user(1, arg3, sizeof(*ptarget_timer), 1
))) {

9286

goto efault;

9287

}

9288

ptarget_timer->ptr = tswap32(0xcafe0000 | timer_index);

9289

unlock_user_struct(ptarget_timer, arg3, 1)unlock_user(ptarget_timer, arg3, (1) ? sizeof(*ptarget_timer)
: 0);

9290

}

9291

}

9292

break;

9293

}

9294

#endif

9295

9296

#ifdef TARGET_NR_timer_settime223

9297

case TARGET_NR_timer_settime223:

9298

{

9299

/* args: timer_t timerid, int flags, const struct itimerspec *new_value,

9300

* struct itimerspec * old_value */

9301

arg1 &= 0xffff;

9302

if (arg3 == 0 || arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)(sizeof(g_posix_timers) / sizeof((g_posix_timers)[0]))) {

9303

ret = -TARGET_EINVAL22;

9304

} else {

9305

timer_t htimer = g_posix_timers[arg1];

9306

struct itimerspec hspec_new = {{0},}, hspec_old = {{0},};

9307

9308

target_to_host_itimerspec(&hspec_new, arg3);

9309

ret = get_errno(

9310

timer_settime(htimer, arg2, &hspec_new, &hspec_old));

9311

host_to_target_itimerspec(arg2, &hspec_old);

9312

}

9313

break;

9314

}

9315

#endif

9316

9317

#ifdef TARGET_NR_timer_gettime224

9318

case TARGET_NR_timer_gettime224:

9319

{

9320

/* args: timer_t timerid, struct itimerspec *curr_value */

9321

arg1 &= 0xffff;

9322

if (!arg2) {

9323

return -TARGET_EFAULT14;

9324

} else if (arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)(sizeof(g_posix_timers) / sizeof((g_posix_timers)[0]))) {

9325

ret = -TARGET_EINVAL22;

9326

} else {

9327

timer_t htimer = g_posix_timers[arg1];

9328

struct itimerspec hspec;

9329

ret = get_errno(timer_gettime(htimer, &hspec));

9330

9331

if (host_to_target_itimerspec(arg2, &hspec)) {

9332

ret = -TARGET_EFAULT14;

9333

}

9334

}

9335

break;

9336

}

9337

#endif

9338

9339

#ifdef TARGET_NR_timer_getoverrun225

9340

case TARGET_NR_timer_getoverrun225:

9341

{

9342

/* args: timer_t timerid */

9343

arg1 &= 0xffff;

9344

if (arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)(sizeof(g_posix_timers) / sizeof((g_posix_timers)[0]))) {

9345

ret = -TARGET_EINVAL22;

9346

} else {

9347

timer_t htimer = g_posix_timers[arg1];

9348

ret = get_errno(timer_getoverrun(htimer));

9349

}

9350

break;

9351

}

9352

#endif

9353

9354

#ifdef TARGET_NR_timer_delete226

9355

case TARGET_NR_timer_delete226:

9356

{

9357

/* args: timer_t timerid */

9358

arg1 &= 0xffff;

9359

if (arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)(sizeof(g_posix_timers) / sizeof((g_posix_timers)[0]))) {

9360

ret = -TARGET_EINVAL22;

9361

} else {

9362

timer_t htimer = g_posix_timers[arg1];

9363

ret = get_errno(timer_delete(htimer));

9364

g_posix_timers[arg1] = 0;

9365

}

9366

break;

9367

}

9368

#endif

9369

9370

default:

9371

unimplemented:

9372

gemu_log("qemu: Unsupported syscall: %d\n", num);

9373

#if defined(TARGET_NR_setxattr188) || defined(TARGET_NR_get_thread_area211) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list273)

9374

unimplemented_nowarn:

9375

#endif

9376

ret = -TARGET_ENOSYS38;

9377

break;

9378

}

9379

fail:

9380

#ifdef DEBUG

9381

gemu_log(" = " TARGET_ABI_FMT_ld"%" "l" "d" "\n", ret);

9382

#endif

9383

if(do_strace)

9384

print_syscall_ret(num, ret);

9385

return ret;

9386

efault:

9387

ret = -TARGET_EFAULT14;

9388

goto fail;

9389

}