libsanitizer/sanitizer_common/sanitizer_platform_limits_freebsd.cpp

   1 //===-- sanitizer_platform_limits_freebsd.cpp -----------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of Sanitizer common code.
  10 //
  11 // Sizes and layouts of platform-specific FreeBSD data structures.
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "sanitizer_platform.h"
  15
  16 #if SANITIZER_FREEBSD
  17
  18 #include <sys/capsicum.h>
  19 #include <sys/consio.h>
  20 #include <sys/filio.h>
  21 #include <sys/ipc.h>
  22 #include <sys/kbio.h>
  23 #include <sys/link_elf.h>
  24 #include <sys/mman.h>
  25 #include <sys/mount.h>
  26 #include <sys/mqueue.h>
  27 #include <sys/msg.h>
  28 #include <sys/mtio.h>
  29 #include <sys/ptrace.h>
  30 #include <sys/resource.h>
  31 #include <sys/signal.h>
  32 #include <sys/socket.h>
  33 #include <sys/sockio.h>
  34 #include <sys/soundcard.h>
  35 #include <sys/stat.h>
  36 #include <sys/statvfs.h>
  37 #include <sys/time.h>
  38 #pragma clang diagnostic push
  39 #pragma clang diagnostic ignored "-W#warnings"
  40 #include <sys/timeb.h>
  41 #pragma clang diagnostic pop
  42 #include <sys/times.h>
  43 #include <sys/timespec.h>
  44 #include <sys/types.h>
  45 #include <sys/ucontext.h>
  46 #include <sys/utsname.h>
  47 //
  48 #include <arpa/inet.h>
  49 #include <net/ethernet.h>
  50 #include <net/if.h>
  51 #include <net/ppp_defs.h>
  52 #include <net/route.h>
  53 #include <netdb.h>
  54 #include <netinet/in.h>
  55 #include <netinet/ip_mroute.h>
  56 //
  57 #include <dirent.h>
  58 #include <dlfcn.h>
  59 #include <fstab.h>
  60 #include <fts.h>
  61 #include <glob.h>
  62 #include <grp.h>
  63 #include <ifaddrs.h>
  64 #include <limits.h>
  65 #include <poll.h>
  66 #include <pthread.h>
  67 #include <pwd.h>
  68 #include <regex.h>
  69 #include <semaphore.h>
  70 #include <signal.h>
  71 #include <stddef.h>
  72 #include <md5.h>
  73 #include <sha224.h>
  74 #include <sha256.h>
  75 #include <sha384.h>
  76 #include <sha512.h>
  77 #include <stdio.h>
  78 #include <stringlist.h>
  79 #include <term.h>
  80 #include <termios.h>
  81 #include <time.h>
  82 #include <ttyent.h>
  83 #include <utime.h>
  84 #include <utmpx.h>
  85 #include <vis.h>
  86 #include <wchar.h>
  87 #include <wordexp.h>
  88
  89 #define _KERNEL  // to declare 'shminfo' structure
  90 #include <sys/shm.h>
  91 #undef _KERNEL
  92
  93 #undef IOC_DIRMASK
  94
  95 // Include these after system headers to avoid name clashes and ambiguities.
  96 #include "sanitizer_internal_defs.h"
  97 #include "sanitizer_libc.h"
  98 #include "sanitizer_platform_limits_freebsd.h"
  99
 100 namespace __sanitizer {
 101 void *__sanitizer_get_link_map_by_dlopen_handle(void *handle) {
 102   void *p = nullptr;
 103   return internal_dlinfo(handle, RTLD_DI_LINKMAP, &p) == 0 ? p : nullptr;
 104 }
 105
 106 unsigned struct_cap_rights_sz = sizeof(cap_rights_t);
 107 unsigned struct_utsname_sz = sizeof(struct utsname);
 108 unsigned struct_stat_sz = sizeof(struct stat);
 109 unsigned struct_rusage_sz = sizeof(struct rusage);
 110 unsigned struct_tm_sz = sizeof(struct tm);
 111 unsigned struct_passwd_sz = sizeof(struct passwd);
 112 unsigned struct_group_sz = sizeof(struct group);
 113 unsigned siginfo_t_sz = sizeof(siginfo_t);
 114 unsigned struct_sigaction_sz = sizeof(struct sigaction);
 115 unsigned struct_stack_t_sz = sizeof(stack_t);
 116 unsigned struct_itimerval_sz = sizeof(struct itimerval);
 117 unsigned pthread_t_sz = sizeof(pthread_t);
 118 unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);
 119 unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
 120 unsigned pid_t_sz = sizeof(pid_t);
 121 unsigned timeval_sz = sizeof(timeval);
 122 unsigned uid_t_sz = sizeof(uid_t);
 123 unsigned gid_t_sz = sizeof(gid_t);
 124 unsigned fpos_t_sz = sizeof(fpos_t);
 125 unsigned mbstate_t_sz = sizeof(mbstate_t);
 126 unsigned sigset_t_sz = sizeof(sigset_t);
 127 unsigned struct_timezone_sz = sizeof(struct timezone);
 128 unsigned struct_tms_sz = sizeof(struct tms);
 129 unsigned struct_sigevent_sz = sizeof(struct sigevent);
 130 unsigned struct_sched_param_sz = sizeof(struct sched_param);
 131 unsigned struct_statfs_sz = sizeof(struct statfs);
 132 unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
 133 unsigned ucontext_t_sz(void *ctx) { return sizeof(ucontext_t); }
 134 unsigned struct_rlimit_sz = sizeof(struct rlimit);
 135 unsigned struct_timespec_sz = sizeof(struct timespec);
 136 unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
 137 unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
 138 unsigned struct_timeb_sz = sizeof(struct timeb);
 139 unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
 140 unsigned struct_mq_attr_sz = sizeof(struct mq_attr);
 141 unsigned struct_statvfs_sz = sizeof(struct statvfs);
 142 unsigned struct_shminfo_sz = sizeof(struct shminfo);
 143 unsigned struct_shm_info_sz = sizeof(struct shm_info);
 144 unsigned struct_regmatch_sz = sizeof(regmatch_t);
 145 unsigned struct_regex_sz = sizeof(regex_t);
 146 unsigned struct_fstab_sz = sizeof(struct fstab);
 147 unsigned struct_FTS_sz = sizeof(FTS);
 148 unsigned struct_FTSENT_sz = sizeof(FTSENT);
 149 unsigned struct_StringList_sz = sizeof(StringList);
 150
 151 const uptr sig_ign = (uptr)SIG_IGN;
 152 const uptr sig_dfl = (uptr)SIG_DFL;
 153 const uptr sig_err = (uptr)SIG_ERR;
 154 const uptr sa_siginfo = (uptr)SA_SIGINFO;
 155
 156 int shmctl_ipc_stat = (int)IPC_STAT;
 157 int shmctl_ipc_info = (int)IPC_INFO;
 158 int shmctl_shm_info = (int)SHM_INFO;
 159 int shmctl_shm_stat = (int)SHM_STAT;
 160 unsigned struct_utmpx_sz = sizeof(struct utmpx);
 161
 162 int map_fixed = MAP_FIXED;
 163
 164 int af_inet = (int)AF_INET;
 165 int af_inet6 = (int)AF_INET6;
 166
 167 uptr __sanitizer_in_addr_sz(int af) {
 168   if (af == AF_INET)
 169     return sizeof(struct in_addr);
 170   else if (af == AF_INET6)
 171     return sizeof(struct in6_addr);
 172   else
 173     return 0;
 174 }
 175
 176 unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
 177 int glob_nomatch = GLOB_NOMATCH;
 178 int glob_altdirfunc = GLOB_ALTDIRFUNC;
 179 const int wordexp_wrde_dooffs = WRDE_DOOFFS;
 180
 181 unsigned path_max = PATH_MAX;
 182
 183 int struct_ttyent_sz = sizeof(struct ttyent);
 184
 185 // ioctl arguments
 186 unsigned struct_ifreq_sz = sizeof(struct ifreq);
 187 unsigned struct_termios_sz = sizeof(struct termios);
 188 unsigned struct_winsize_sz = sizeof(struct winsize);
 189 #if SOUND_VERSION >= 0x040000
 190 unsigned struct_copr_buffer_sz = 0;
 191 unsigned struct_copr_debug_buf_sz = 0;
 192 unsigned struct_copr_msg_sz = 0;
 193 #else
 194 unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer);
 195 unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf);
 196 unsigned struct_copr_msg_sz = sizeof(struct copr_msg);
 197 #endif
 198 unsigned struct_midi_info_sz = sizeof(struct midi_info);
 199 unsigned struct_mtget_sz = sizeof(struct mtget);
 200 unsigned struct_mtop_sz = sizeof(struct mtop);
 201 unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument);
 202 unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec);
 203 unsigned struct_synth_info_sz = sizeof(struct synth_info);
 204 unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);
 205 unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);
 206 unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
 207 unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
 208 unsigned struct_procctl_reaper_status_sz = sizeof(struct __sanitizer_procctl_reaper_status);
 209 unsigned struct_procctl_reaper_pidinfo_sz = sizeof(struct __sanitizer_procctl_reaper_pidinfo);
 210 unsigned struct_procctl_reaper_pids_sz = sizeof(struct __sanitizer_procctl_reaper_pids);
 211 unsigned struct_procctl_reaper_kill_sz = sizeof(struct __sanitizer_procctl_reaper_kill);
 212 const unsigned long __sanitizer_bufsiz = BUFSIZ;
 213
 214 const unsigned IOCTL_NOT_PRESENT = 0;
 215
 216 unsigned IOCTL_FIOASYNC = FIOASYNC;
 217 unsigned IOCTL_FIOCLEX = FIOCLEX;
 218 unsigned IOCTL_FIOGETOWN = FIOGETOWN;
 219 unsigned IOCTL_FIONBIO = FIONBIO;
 220 unsigned IOCTL_FIONCLEX = FIONCLEX;
 221 unsigned IOCTL_FIOSETOWN = FIOSETOWN;
 222 unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
 223 unsigned IOCTL_SIOCATMARK = SIOCATMARK;
 224 unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
 225 unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
 226 unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
 227 unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
 228 unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
 229 unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
 230 unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
 231 unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
 232 unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
 233 unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
 234 unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
 235 unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
 236 unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
 237 unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
 238 unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
 239 unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
 240 unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
 241 unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
 242 unsigned IOCTL_TIOCCONS = TIOCCONS;
 243 unsigned IOCTL_TIOCEXCL = TIOCEXCL;
 244 unsigned IOCTL_TIOCGETD = TIOCGETD;
 245 unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
 246 unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
 247 unsigned IOCTL_TIOCMBIC = TIOCMBIC;
 248 unsigned IOCTL_TIOCMBIS = TIOCMBIS;
 249 unsigned IOCTL_TIOCMGET = TIOCMGET;
 250 unsigned IOCTL_TIOCMSET = TIOCMSET;
 251 unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
 252 unsigned IOCTL_TIOCNXCL = TIOCNXCL;
 253 unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
 254 unsigned IOCTL_TIOCPKT = TIOCPKT;
 255 unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
 256 unsigned IOCTL_TIOCSETD = TIOCSETD;
 257 unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
 258 unsigned IOCTL_TIOCSTI = TIOCSTI;
 259 unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
 260 unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;
 261 unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;
 262 unsigned IOCTL_MTIOCGET = MTIOCGET;
 263 unsigned IOCTL_MTIOCTOP = MTIOCTOP;
 264 unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE;
 265 unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS;
 266 unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK;
 267 unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST;
 268 unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET;
 269 unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT;
 270 unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT;
 271 unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED;
 272 unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO;
 273 unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE;
 274 unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC;
 275 unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE;
 276 unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR;
 277 unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO;
 278 unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME;
 279 unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE;
 280 unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT;
 281 unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT;
 282 unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS;
 283 unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS;
 284 unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND;
 285 unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC;
 286 unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE;
 287 unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET;
 288 unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES;
 289 unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC;
 290 unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI;
 291 unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD;
 292 unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO;
 293 unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL;
 294 unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE;
 295 unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME;
 296 unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT;
 297 unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE;
 298 unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START;
 299 unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP;
 300 unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO;
 301 unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE;
 302 unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM;
 303 unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS;
 304 unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS;
 305 unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD;
 306 unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK;
 307 unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE;
 308 unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN;
 309 unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX;
 310 unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE;
 311 unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1;
 312 unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2;
 313 unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3;
 314 unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD;
 315 unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC;
 316 unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE;
 317 unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN;
 318 unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM;
 319 unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV;
 320 unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK;
 321 unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC;
 322 unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER;
 323 unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS;
 324 unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH;
 325 unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE;
 326 unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME;
 327 unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM;
 328 unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS;
 329 unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD;
 330 unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE;
 331 unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN;
 332 unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX;
 333 unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE;
 334 unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1;
 335 unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2;
 336 unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3;
 337 unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD;
 338 unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC;
 339 unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE;
 340 unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN;
 341 unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM;
 342 unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV;
 343 unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC;
 344 unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER;
 345 unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH;
 346 unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE;
 347 unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME;
 348 unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE;
 349 unsigned IOCTL_VT_GETMODE = VT_GETMODE;
 350 unsigned IOCTL_VT_OPENQRY = VT_OPENQRY;
 351 unsigned IOCTL_VT_RELDISP = VT_RELDISP;
 352 unsigned IOCTL_VT_SETMODE = VT_SETMODE;
 353 unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE;
 354 unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP;
 355 unsigned IOCTL_KDDISABIO = KDDISABIO;
 356 unsigned IOCTL_KDENABIO = KDENABIO;
 357 unsigned IOCTL_KDGETLED = KDGETLED;
 358 unsigned IOCTL_KDGETMODE = KDGETMODE;
 359 unsigned IOCTL_KDGKBMODE = KDGKBMODE;
 360 unsigned IOCTL_KDGKBTYPE = KDGKBTYPE;
 361 unsigned IOCTL_KDMKTONE = KDMKTONE;
 362 unsigned IOCTL_KDSETLED = KDSETLED;
 363 unsigned IOCTL_KDSETMODE = KDSETMODE;
 364 unsigned IOCTL_KDSKBMODE = KDSKBMODE;
 365 unsigned IOCTL_KIOCSOUND = KIOCSOUND;
 366 unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP;
 367 unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE;
 368
 369 const int si_SEGV_MAPERR = SEGV_MAPERR;
 370 const int si_SEGV_ACCERR = SEGV_ACCERR;
 371 const int unvis_valid = UNVIS_VALID;
 372 const int unvis_validpush = UNVIS_VALIDPUSH;
 373
 374 const unsigned MD5_CTX_sz = sizeof(MD5_CTX);
 375 const unsigned MD5_return_length = MD5_DIGEST_STRING_LENGTH;
 376
 377 #define SHA2_CONST(LEN)                                                      \
 378   const unsigned SHA##LEN##_CTX_sz = sizeof(SHA##LEN##_CTX);                 \
 379   const unsigned SHA##LEN##_return_length = SHA##LEN##_DIGEST_STRING_LENGTH; \
 380   const unsigned SHA##LEN##_block_length = SHA##LEN##_BLOCK_LENGTH;          \
 381   const unsigned SHA##LEN##_digest_length = SHA##LEN##_DIGEST_LENGTH
 382
 383 SHA2_CONST(224);
 384 SHA2_CONST(256);
 385 SHA2_CONST(384);
 386 SHA2_CONST(512);
 387
 388 #undef SHA2_CONST
 389 }  // namespace __sanitizer
 390
 391 using namespace __sanitizer;
 392
 393 COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
 394
 395 COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
 396 CHECK_TYPE_SIZE(pthread_key_t);
 397
 398 // There are more undocumented fields in dl_phdr_info that we are not interested
 399 // in.
 400 COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
 401 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
 402 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
 403 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
 404 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
 405
 406 CHECK_TYPE_SIZE(glob_t);
 407 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
 408 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
 409 CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
 410 CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
 411 CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
 412 CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
 413 CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
 414 CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
 415 CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);
 416
 417 CHECK_TYPE_SIZE(addrinfo);
 418 CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
 419 CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
 420 CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
 421 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
 422 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
 423 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
 424 CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
 425 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
 426
 427 CHECK_TYPE_SIZE(hostent);
 428 CHECK_SIZE_AND_OFFSET(hostent, h_name);
 429 CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
 430 CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
 431 CHECK_SIZE_AND_OFFSET(hostent, h_length);
 432 CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
 433
 434 CHECK_TYPE_SIZE(iovec);
 435 CHECK_SIZE_AND_OFFSET(iovec, iov_base);
 436 CHECK_SIZE_AND_OFFSET(iovec, iov_len);
 437
 438 CHECK_TYPE_SIZE(msghdr);
 439 CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
 440 CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
 441 CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
 442 CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
 443 CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
 444 CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
 445 CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
 446
 447 CHECK_TYPE_SIZE(cmsghdr);
 448 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
 449 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
 450 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
 451
 452 COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
 453 CHECK_SIZE_AND_OFFSET(dirent, d_ino);
 454 CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
 455
 456 CHECK_TYPE_SIZE(ifconf);
 457 CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
 458 CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
 459
 460 CHECK_TYPE_SIZE(pollfd);
 461 CHECK_SIZE_AND_OFFSET(pollfd, fd);
 462 CHECK_SIZE_AND_OFFSET(pollfd, events);
 463 CHECK_SIZE_AND_OFFSET(pollfd, revents);
 464
 465 CHECK_TYPE_SIZE(nfds_t);
 466
 467 CHECK_TYPE_SIZE(sigset_t);
 468
 469 COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
 470 // Can't write checks for sa_handler and sa_sigaction due to them being
 471 // preprocessor macros.
 472 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
 473
 474 CHECK_TYPE_SIZE(wordexp_t);
 475 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
 476 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
 477 CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);
 478
 479 CHECK_TYPE_SIZE(tm);
 480 CHECK_SIZE_AND_OFFSET(tm, tm_sec);
 481 CHECK_SIZE_AND_OFFSET(tm, tm_min);
 482 CHECK_SIZE_AND_OFFSET(tm, tm_hour);
 483 CHECK_SIZE_AND_OFFSET(tm, tm_mday);
 484 CHECK_SIZE_AND_OFFSET(tm, tm_mon);
 485 CHECK_SIZE_AND_OFFSET(tm, tm_year);
 486 CHECK_SIZE_AND_OFFSET(tm, tm_wday);
 487 CHECK_SIZE_AND_OFFSET(tm, tm_yday);
 488 CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
 489 CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
 490 CHECK_SIZE_AND_OFFSET(tm, tm_zone);
 491
 492 CHECK_TYPE_SIZE(ether_addr);
 493
 494 CHECK_TYPE_SIZE(ipc_perm);
 495 CHECK_SIZE_AND_OFFSET(ipc_perm, key);
 496 CHECK_SIZE_AND_OFFSET(ipc_perm, seq);
 497 CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
 498 CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
 499 CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
 500 CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
 501
 502 CHECK_TYPE_SIZE(shmid_ds);
 503 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
 504 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
 505 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
 506 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
 507 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
 508 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
 509 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
 510 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
 511
 512 CHECK_TYPE_SIZE(clock_t);
 513
 514 CHECK_TYPE_SIZE(ifaddrs);
 515 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
 516 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
 517 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
 518 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
 519 #undef ifa_dstaddr
 520 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
 521 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
 522
 523 CHECK_TYPE_SIZE(timeb);
 524 CHECK_SIZE_AND_OFFSET(timeb, time);
 525 CHECK_SIZE_AND_OFFSET(timeb, millitm);
 526 CHECK_SIZE_AND_OFFSET(timeb, timezone);
 527 CHECK_SIZE_AND_OFFSET(timeb, dstflag);
 528
 529 CHECK_TYPE_SIZE(passwd);
 530 CHECK_SIZE_AND_OFFSET(passwd, pw_name);
 531 CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
 532 CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
 533 CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
 534 CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
 535 CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
 536
 537 CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
 538
 539 CHECK_TYPE_SIZE(group);
 540 CHECK_SIZE_AND_OFFSET(group, gr_name);
 541 CHECK_SIZE_AND_OFFSET(group, gr_passwd);
 542 CHECK_SIZE_AND_OFFSET(group, gr_gid);
 543 CHECK_SIZE_AND_OFFSET(group, gr_mem);
 544
 545 #if HAVE_RPC_XDR_H
 546 CHECK_TYPE_SIZE(XDR);
 547 CHECK_SIZE_AND_OFFSET(XDR, x_op);
 548 CHECK_SIZE_AND_OFFSET(XDR, x_ops);
 549 CHECK_SIZE_AND_OFFSET(XDR, x_public);
 550 CHECK_SIZE_AND_OFFSET(XDR, x_private);
 551 CHECK_SIZE_AND_OFFSET(XDR, x_base);
 552 CHECK_SIZE_AND_OFFSET(XDR, x_handy);
 553 COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);
 554 COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
 555 COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);
 556 #endif
 557
 558 CHECK_TYPE_SIZE(sem_t);
 559
 560 COMPILER_CHECK(sizeof(__sanitizer_cap_rights_t) >= sizeof(cap_rights_t));
 561 #endif  // SANITIZER_FREEBSD