aboutsummaryrefslogtreecommitdiffstats
path: root/lib/sanitizer_common/sanitizer_platform_limits_freebsd.cpp
blob: 2d1bb1a12da6e40458c6adf639284bf01c202a39 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
//===-- sanitizer_platform_limits_freebsd.cpp -----------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a part of Sanitizer common code.
//
// Sizes and layouts of platform-specific FreeBSD data structures.
//===----------------------------------------------------------------------===//

#include "sanitizer_platform.h"

#if SANITIZER_FREEBSD

#include <arpa/inet.h>
#include <dirent.h>
#include <fts.h>
#include <fstab.h>
#include <grp.h>
#include <limits.h>
#include <net/if.h>
#include <netdb.h>
#include <poll.h>
#include <pthread.h>
#include <pwd.h>
#include <regex.h>
#include <signal.h>
#include <stddef.h>
#include <sys/mman.h>
#include <sys/capsicum.h>
#include <sys/resource.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/times.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include <termios.h>
#include <time.h>

#include <net/route.h>
#include <sys/mount.h>
#include <sys/sockio.h>
#include <sys/socket.h>
#include <sys/filio.h>
#include <sys/signal.h>
#include <sys/timespec.h>
#include <sys/timeb.h>
#include <sys/mqueue.h>
#include <sys/msg.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <sys/statvfs.h>
#include <sys/soundcard.h>
#include <sys/mtio.h>
#include <sys/consio.h>
#include <sys/kbio.h>
#include <sys/link_elf.h>
#include <netinet/ip_mroute.h>
#include <netinet/in.h>
#include <net/ethernet.h>
#include <net/ppp_defs.h>
#include <glob.h>
#include <stdio.h>
#include <stringlist.h>
#include <term.h>
#include <utmpx.h>
#include <wchar.h>
#include <vis.h>

#define _KERNEL  // to declare 'shminfo' structure
# include <sys/shm.h>
#undef _KERNEL

#undef INLINE  // to avoid clashes with sanitizers' definitions

#undef IOC_DIRMASK

# include <utime.h>
# include <sys/ptrace.h>
# include <semaphore.h>

#include <ifaddrs.h>
#include <sys/ucontext.h>
#include <wordexp.h>

// Include these after system headers to avoid name clashes and ambiguities.
#include "sanitizer_internal_defs.h"
#include "sanitizer_platform_limits_freebsd.h"

namespace __sanitizer {
  unsigned struct_cap_rights_sz = sizeof(cap_rights_t);
  unsigned struct_utsname_sz = sizeof(struct utsname);
  unsigned struct_stat_sz = sizeof(struct stat);
  unsigned struct_rusage_sz = sizeof(struct rusage);
  unsigned struct_tm_sz = sizeof(struct tm);
  unsigned struct_passwd_sz = sizeof(struct passwd);
  unsigned struct_group_sz = sizeof(struct group);
  unsigned siginfo_t_sz = sizeof(siginfo_t);
  unsigned struct_sigaction_sz = sizeof(struct sigaction);
  unsigned struct_itimerval_sz = sizeof(struct itimerval);
  unsigned pthread_t_sz = sizeof(pthread_t);
  unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);
  unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
  unsigned pid_t_sz = sizeof(pid_t);
  unsigned timeval_sz = sizeof(timeval);
  unsigned uid_t_sz = sizeof(uid_t);
  unsigned gid_t_sz = sizeof(gid_t);
  unsigned fpos_t_sz = sizeof(fpos_t);
  unsigned mbstate_t_sz = sizeof(mbstate_t);
  unsigned sigset_t_sz = sizeof(sigset_t);
  unsigned struct_timezone_sz = sizeof(struct timezone);
  unsigned struct_tms_sz = sizeof(struct tms);
  unsigned struct_sigevent_sz = sizeof(struct sigevent);
  unsigned struct_sched_param_sz = sizeof(struct sched_param);
  unsigned struct_statfs_sz = sizeof(struct statfs);
  unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
  unsigned ucontext_t_sz = sizeof(ucontext_t);
  unsigned struct_rlimit_sz = sizeof(struct rlimit);
  unsigned struct_timespec_sz = sizeof(struct timespec);
  unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
  unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
  unsigned struct_timeb_sz = sizeof(struct timeb);
  unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
  unsigned struct_mq_attr_sz = sizeof(struct mq_attr);
  unsigned struct_statvfs_sz = sizeof(struct statvfs);
  unsigned struct_shminfo_sz = sizeof(struct shminfo);
  unsigned struct_shm_info_sz = sizeof(struct shm_info);
  unsigned struct_regmatch_sz = sizeof(regmatch_t);
  unsigned struct_regex_sz = sizeof(regex_t);
  unsigned struct_fstab_sz = sizeof(struct fstab);
  unsigned struct_FTS_sz = sizeof(FTS);
  unsigned struct_FTSENT_sz = sizeof(FTSENT);
  unsigned struct_StringList_sz = sizeof(StringList);

  const uptr sig_ign = (uptr)SIG_IGN;
  const uptr sig_dfl = (uptr)SIG_DFL;
  const uptr sig_err = (uptr)SIG_ERR;
  const uptr sa_siginfo = (uptr)SA_SIGINFO;

  int shmctl_ipc_stat = (int)IPC_STAT;
  int shmctl_ipc_info = (int)IPC_INFO;
  int shmctl_shm_info = (int)SHM_INFO;
  int shmctl_shm_stat = (int)SHM_STAT;
  unsigned struct_utmpx_sz = sizeof(struct utmpx);

  int map_fixed = MAP_FIXED;

  int af_inet = (int)AF_INET;
  int af_inet6 = (int)AF_INET6;

  uptr __sanitizer_in_addr_sz(int af) {
    if (af == AF_INET)
      return sizeof(struct in_addr);
    else if (af == AF_INET6)
      return sizeof(struct in6_addr);
    else
      return 0;
  }

  unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
  int glob_nomatch = GLOB_NOMATCH;
  int glob_altdirfunc = GLOB_ALTDIRFUNC;

  unsigned path_max = PATH_MAX;

  // ioctl arguments
  unsigned struct_ifreq_sz = sizeof(struct ifreq);
  unsigned struct_termios_sz = sizeof(struct termios);
  unsigned struct_winsize_sz = sizeof(struct winsize);
#if SOUND_VERSION >= 0x040000
  unsigned struct_copr_buffer_sz = 0;
  unsigned struct_copr_debug_buf_sz = 0;
  unsigned struct_copr_msg_sz = 0;
#else
  unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer);
  unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf);
  unsigned struct_copr_msg_sz = sizeof(struct copr_msg);
#endif
  unsigned struct_midi_info_sz = sizeof(struct midi_info);
  unsigned struct_mtget_sz = sizeof(struct mtget);
  unsigned struct_mtop_sz = sizeof(struct mtop);
  unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument);
  unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec);
  unsigned struct_synth_info_sz = sizeof(struct synth_info);
  unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);
  unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);
  unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
  unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
  const unsigned long __sanitizer_bufsiz = BUFSIZ;

  const unsigned IOCTL_NOT_PRESENT = 0;

  unsigned IOCTL_FIOASYNC = FIOASYNC;
  unsigned IOCTL_FIOCLEX = FIOCLEX;
  unsigned IOCTL_FIOGETOWN = FIOGETOWN;
  unsigned IOCTL_FIONBIO = FIONBIO;
  unsigned IOCTL_FIONCLEX = FIONCLEX;
  unsigned IOCTL_FIOSETOWN = FIOSETOWN;
  unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
  unsigned IOCTL_SIOCATMARK = SIOCATMARK;
  unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
  unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
  unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
  unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
  unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
  unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
  unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
  unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
  unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
  unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
  unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
  unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
  unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
  unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
  unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
  unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
  unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
  unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
  unsigned IOCTL_TIOCCONS = TIOCCONS;
  unsigned IOCTL_TIOCEXCL = TIOCEXCL;
  unsigned IOCTL_TIOCGETD = TIOCGETD;
  unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
  unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
  unsigned IOCTL_TIOCMBIC = TIOCMBIC;
  unsigned IOCTL_TIOCMBIS = TIOCMBIS;
  unsigned IOCTL_TIOCMGET = TIOCMGET;
  unsigned IOCTL_TIOCMSET = TIOCMSET;
  unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
  unsigned IOCTL_TIOCNXCL = TIOCNXCL;
  unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
  unsigned IOCTL_TIOCPKT = TIOCPKT;
  unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
  unsigned IOCTL_TIOCSETD = TIOCSETD;
  unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
  unsigned IOCTL_TIOCSTI = TIOCSTI;
  unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
  unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;
  unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;
  unsigned IOCTL_MTIOCGET = MTIOCGET;
  unsigned IOCTL_MTIOCTOP = MTIOCTOP;
  unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE;
  unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS;
  unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK;
  unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST;
  unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET;
  unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT;
  unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT;
  unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED;
  unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO;
  unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE;
  unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC;
  unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE;
  unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR;
  unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO;
  unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME;
  unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE;
  unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT;
  unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT;
  unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS;
  unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS;
  unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND;
  unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC;
  unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE;
  unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET;
  unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES;
  unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC;
  unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI;
  unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD;
  unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO;
  unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL;
  unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE;
  unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME;
  unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT;
  unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE;
  unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START;
  unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP;
  unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO;
  unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE;
  unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM;
  unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS;
  unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS;
  unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD;
  unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK;
  unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE;
  unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN;
  unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX;
  unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE;
  unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1;
  unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2;
  unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3;
  unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD;
  unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC;
  unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE;
  unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN;
  unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM;
  unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV;
  unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK;
  unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC;
  unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER;
  unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS;
  unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH;
  unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE;
  unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME;
  unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM;
  unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS;
  unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD;
  unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE;
  unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN;
  unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX;
  unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE;
  unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1;
  unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2;
  unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3;
  unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD;
  unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC;
  unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE;
  unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN;
  unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM;
  unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV;
  unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC;
  unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER;
  unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH;
  unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE;
  unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME;
  unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE;
  unsigned IOCTL_VT_GETMODE = VT_GETMODE;
  unsigned IOCTL_VT_OPENQRY = VT_OPENQRY;
  unsigned IOCTL_VT_RELDISP = VT_RELDISP;
  unsigned IOCTL_VT_SETMODE = VT_SETMODE;
  unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE;
  unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP;
  unsigned IOCTL_KDDISABIO = KDDISABIO;
  unsigned IOCTL_KDENABIO = KDENABIO;
  unsigned IOCTL_KDGETLED = KDGETLED;
  unsigned IOCTL_KDGETMODE = KDGETMODE;
  unsigned IOCTL_KDGKBMODE = KDGKBMODE;
  unsigned IOCTL_KDGKBTYPE = KDGKBTYPE;
  unsigned IOCTL_KDMKTONE = KDMKTONE;
  unsigned IOCTL_KDSETLED = KDSETLED;
  unsigned IOCTL_KDSETMODE = KDSETMODE;
  unsigned IOCTL_KDSKBMODE = KDSKBMODE;
  unsigned IOCTL_KIOCSOUND = KIOCSOUND;
  unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP;
  unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE;

  const int si_SEGV_MAPERR = SEGV_MAPERR;
  const int si_SEGV_ACCERR = SEGV_ACCERR;
  const int unvis_valid = UNVIS_VALID;
  const int unvis_validpush = UNVIS_VALIDPUSH;
} // namespace __sanitizer

using namespace __sanitizer;

COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));

COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
CHECK_TYPE_SIZE(pthread_key_t);

// There are more undocumented fields in dl_phdr_info that we are not interested
// in.
COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);

CHECK_TYPE_SIZE(glob_t);
CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);

CHECK_TYPE_SIZE(addrinfo);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);

CHECK_TYPE_SIZE(hostent);
CHECK_SIZE_AND_OFFSET(hostent, h_name);
CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
CHECK_SIZE_AND_OFFSET(hostent, h_length);
CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);

CHECK_TYPE_SIZE(iovec);
CHECK_SIZE_AND_OFFSET(iovec, iov_base);
CHECK_SIZE_AND_OFFSET(iovec, iov_len);

CHECK_TYPE_SIZE(msghdr);
CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);

CHECK_TYPE_SIZE(cmsghdr);
CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);

COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
CHECK_SIZE_AND_OFFSET(dirent, d_ino);
CHECK_SIZE_AND_OFFSET(dirent, d_reclen);

CHECK_TYPE_SIZE(ifconf);
CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);

CHECK_TYPE_SIZE(pollfd);
CHECK_SIZE_AND_OFFSET(pollfd, fd);
CHECK_SIZE_AND_OFFSET(pollfd, events);
CHECK_SIZE_AND_OFFSET(pollfd, revents);

CHECK_TYPE_SIZE(nfds_t);

CHECK_TYPE_SIZE(sigset_t);

COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
// Can't write checks for sa_handler and sa_sigaction due to them being
// preprocessor macros.
CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);

CHECK_TYPE_SIZE(wordexp_t);
CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);

CHECK_TYPE_SIZE(tm);
CHECK_SIZE_AND_OFFSET(tm, tm_sec);
CHECK_SIZE_AND_OFFSET(tm, tm_min);
CHECK_SIZE_AND_OFFSET(tm, tm_hour);
CHECK_SIZE_AND_OFFSET(tm, tm_mday);
CHECK_SIZE_AND_OFFSET(tm, tm_mon);
CHECK_SIZE_AND_OFFSET(tm, tm_year);
CHECK_SIZE_AND_OFFSET(tm, tm_wday);
CHECK_SIZE_AND_OFFSET(tm, tm_yday);
CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
CHECK_SIZE_AND_OFFSET(tm, tm_zone);

CHECK_TYPE_SIZE(ether_addr);

CHECK_TYPE_SIZE(ipc_perm);
CHECK_SIZE_AND_OFFSET(ipc_perm, key);
CHECK_SIZE_AND_OFFSET(ipc_perm, seq);
CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);

CHECK_TYPE_SIZE(shmid_ds);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);

CHECK_TYPE_SIZE(clock_t);

CHECK_TYPE_SIZE(ifaddrs);
CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
#undef ifa_dstaddr
CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);

CHECK_TYPE_SIZE(timeb);
CHECK_SIZE_AND_OFFSET(timeb, time);
CHECK_SIZE_AND_OFFSET(timeb, millitm);
CHECK_SIZE_AND_OFFSET(timeb, timezone);
CHECK_SIZE_AND_OFFSET(timeb, dstflag);

CHECK_TYPE_SIZE(passwd);
CHECK_SIZE_AND_OFFSET(passwd, pw_name);
CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
CHECK_SIZE_AND_OFFSET(passwd, pw_shell);

CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);

CHECK_TYPE_SIZE(group);
CHECK_SIZE_AND_OFFSET(group, gr_name);
CHECK_SIZE_AND_OFFSET(group, gr_passwd);
CHECK_SIZE_AND_OFFSET(group, gr_gid);
CHECK_SIZE_AND_OFFSET(group, gr_mem);

#if HAVE_RPC_XDR_H
CHECK_TYPE_SIZE(XDR);
CHECK_SIZE_AND_OFFSET(XDR, x_op);
CHECK_SIZE_AND_OFFSET(XDR, x_ops);
CHECK_SIZE_AND_OFFSET(XDR, x_public);
CHECK_SIZE_AND_OFFSET(XDR, x_private);
CHECK_SIZE_AND_OFFSET(XDR, x_base);
CHECK_SIZE_AND_OFFSET(XDR, x_handy);
COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);
COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);
#endif

CHECK_TYPE_SIZE(sem_t);

COMPILER_CHECK(sizeof(__sanitizer_cap_rights_t) >= sizeof(cap_rights_t));
#endif  // SANITIZER_FREEBSD