contrib/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_freebsd.h

   1 //===-- sanitizer_platform_limits_freebsd.h -------------------------------===//
   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 #ifndef SANITIZER_PLATFORM_LIMITS_FREEBSD_H
  15 #define SANITIZER_PLATFORM_LIMITS_FREEBSD_H
  16
  17 #if SANITIZER_FREEBSD
  18
  19 #include "sanitizer_internal_defs.h"
  20 #include "sanitizer_platform.h"
  21
  22 #include "sanitizer_platform_limits_posix.h"
  23
  24 // FreeBSD's dlopen() returns a pointer to an Obj_Entry structure that
  25 // incorporates the map structure.
  26 # define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) \
  27     ((link_map*)((handle) == nullptr ? nullptr : ((char*)(handle) + 560)))
  28 // Get sys/_types.h, because that tells us whether 64-bit inodes are
  29 // used in struct dirent below.
  30 #include <sys/_types.h>
  31
  32 namespace __sanitizer {
  33   extern unsigned struct_utsname_sz;
  34   extern unsigned struct_stat_sz;
  35 #if defined(__powerpc64__)
  36   const unsigned struct___old_kernel_stat_sz = 0;
  37 #else
  38   const unsigned struct___old_kernel_stat_sz = 32;
  39 #endif
  40   extern unsigned struct_rusage_sz;
  41   extern unsigned siginfo_t_sz;
  42   extern unsigned struct_itimerval_sz;
  43   extern unsigned pthread_t_sz;
  44   extern unsigned pthread_mutex_t_sz;
  45   extern unsigned pthread_cond_t_sz;
  46   extern unsigned pid_t_sz;
  47   extern unsigned timeval_sz;
  48   extern unsigned uid_t_sz;
  49   extern unsigned gid_t_sz;
  50   extern unsigned fpos_t_sz;
  51   extern unsigned mbstate_t_sz;
  52   extern unsigned struct_timezone_sz;
  53   extern unsigned struct_tms_sz;
  54   extern unsigned struct_itimerspec_sz;
  55   extern unsigned struct_sigevent_sz;
  56   extern unsigned struct_sched_param_sz;
  57   extern unsigned struct_statfs64_sz;
  58   extern unsigned struct_statfs_sz;
  59   extern unsigned struct_sockaddr_sz;
  60   extern unsigned ucontext_t_sz;
  61   extern unsigned struct_rlimit_sz;
  62   extern unsigned struct_utimbuf_sz;
  63   extern unsigned struct_timespec_sz;
  64   extern unsigned struct_regmatch_sz;
  65   extern unsigned struct_regex_sz;
  66   extern unsigned struct_FTS_sz;
  67   extern unsigned struct_FTSENT_sz;
  68   extern const int unvis_valid;
  69   extern const int unvis_validpush;
  70
  71   struct __sanitizer_iocb {
  72     u64   aio_data;
  73     u32   aio_key_or_aio_reserved1; // Simply crazy.
  74     u32   aio_reserved1_or_aio_key; // Luckily, we don't need these.
  75     u16   aio_lio_opcode;
  76     s16   aio_reqprio;
  77     u32   aio_fildes;
  78     u64   aio_buf;
  79     u64   aio_nbytes;
  80     s64   aio_offset;
  81     u64   aio_reserved2;
  82     u64   aio_reserved3;
  83   };
  84
  85   struct __sanitizer_io_event {
  86     u64 data;
  87     u64 obj;
  88     u64 res;
  89     u64 res2;
  90   };
  91
  92   const unsigned iocb_cmd_pread = 0;
  93   const unsigned iocb_cmd_pwrite = 1;
  94   const unsigned iocb_cmd_preadv = 7;
  95   const unsigned iocb_cmd_pwritev = 8;
  96
  97   struct __sanitizer___sysctl_args {
  98     int *name;
  99     int nlen;
 100     void *oldval;
 101     uptr *oldlenp;
 102     void *newval;
 103     uptr newlen;
 104     unsigned long ___unused[4];
 105   };
 106
 107   struct __sanitizer_ipc_perm {
 108     unsigned int cuid;
 109     unsigned int cgid;
 110     unsigned int uid;
 111     unsigned int gid;
 112     unsigned short mode;
 113     unsigned short seq;
 114     long key;
 115   };
 116
 117   struct __sanitizer_shmid_ds {
 118     __sanitizer_ipc_perm shm_perm;
 119     unsigned long shm_segsz;
 120     unsigned int shm_lpid;
 121     unsigned int shm_cpid;
 122     int shm_nattch;
 123     unsigned long shm_atime;
 124     unsigned long shm_dtime;
 125     unsigned long shm_ctime;
 126   };
 127
 128   extern unsigned struct_msqid_ds_sz;
 129   extern unsigned struct_mq_attr_sz;
 130   extern unsigned struct_timeb_sz;
 131   extern unsigned struct_statvfs_sz;
 132
 133   struct __sanitizer_iovec {
 134     void *iov_base;
 135     uptr iov_len;
 136   };
 137
 138   struct __sanitizer_ifaddrs {
 139     struct __sanitizer_ifaddrs *ifa_next;
 140     char *ifa_name;
 141     unsigned int ifa_flags;
 142     void *ifa_addr;    // (struct sockaddr *)
 143     void *ifa_netmask; // (struct sockaddr *)
 144 # undef ifa_dstaddr
 145     void *ifa_dstaddr; // (struct sockaddr *)
 146     void *ifa_data;
 147   };
 148
 149   typedef unsigned __sanitizer_pthread_key_t;
 150
 151   struct __sanitizer_passwd {
 152     char *pw_name;
 153     char *pw_passwd;
 154     int pw_uid;
 155     int pw_gid;
 156     long pw_change;
 157     char *pw_class;
 158     char *pw_gecos;
 159     char *pw_dir;
 160     char *pw_shell;
 161     long pw_expire;
 162     int pw_fields;
 163   };
 164
 165   struct __sanitizer_group {
 166     char *gr_name;
 167     char *gr_passwd;
 168     int gr_gid;
 169     char **gr_mem;
 170   };
 171
 172 #if defined(__LP64___)
 173   typedef long long __sanitizer_time_t;
 174 #else
 175   typedef long __sanitizer_time_t;
 176 #endif
 177
 178   typedef long __sanitizer_suseconds_t;
 179
 180   struct __sanitizer_timeval {
 181     __sanitizer_time_t tv_sec;
 182     __sanitizer_suseconds_t tv_usec;
 183   };
 184
 185   struct __sanitizer_itimerval {
 186     struct __sanitizer_timeval it_interval;
 187     struct __sanitizer_timeval it_value;
 188   };
 189
 190   struct __sanitizer_timeb {
 191     __sanitizer_time_t time;
 192     unsigned short millitm;
 193     short timezone;
 194     short dstflag;
 195   };
 196
 197   struct __sanitizer_ether_addr {
 198     u8 octet[6];
 199   };
 200
 201   struct __sanitizer_tm {
 202     int tm_sec;
 203     int tm_min;
 204     int tm_hour;
 205     int tm_mday;
 206     int tm_mon;
 207     int tm_year;
 208     int tm_wday;
 209     int tm_yday;
 210     int tm_isdst;
 211     long int tm_gmtoff;
 212     const char *tm_zone;
 213   };
 214
 215   struct __sanitizer_msghdr {
 216     void *msg_name;
 217     unsigned msg_namelen;
 218     struct __sanitizer_iovec *msg_iov;
 219     unsigned msg_iovlen;
 220     void *msg_control;
 221     unsigned msg_controllen;
 222     int msg_flags;
 223   };
 224
 225   struct __sanitizer_cmsghdr {
 226     unsigned cmsg_len;
 227     int cmsg_level;
 228     int cmsg_type;
 229   };
 230
 231   struct __sanitizer_dirent {
 232 #if defined(__INO64)
 233     unsigned long long d_fileno;
 234     unsigned long long d_off;
 235 #else
 236     unsigned int d_fileno;
 237 #endif
 238     unsigned short d_reclen;
 239     // more fields that we don't care about
 240   };
 241
 242 // 'clock_t' is 32 bits wide on x64 FreeBSD
 243   typedef int __sanitizer_clock_t;
 244   typedef int __sanitizer_clockid_t;
 245
 246 #if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__)\
 247                    || defined(__mips__)
 248   typedef unsigned __sanitizer___kernel_uid_t;
 249   typedef unsigned __sanitizer___kernel_gid_t;
 250 #else
 251   typedef unsigned short __sanitizer___kernel_uid_t;
 252   typedef unsigned short __sanitizer___kernel_gid_t;
 253 #endif
 254   typedef long long __sanitizer___kernel_off_t;
 255
 256 #if defined(__powerpc__) || defined(__mips__)
 257   typedef unsigned int __sanitizer___kernel_old_uid_t;
 258   typedef unsigned int __sanitizer___kernel_old_gid_t;
 259 #else
 260   typedef unsigned short __sanitizer___kernel_old_uid_t;
 261   typedef unsigned short __sanitizer___kernel_old_gid_t;
 262 #endif
 263
 264   typedef long long __sanitizer___kernel_loff_t;
 265   typedef struct {
 266     unsigned long fds_bits[1024 / (8 * sizeof(long))];
 267   } __sanitizer___kernel_fd_set;
 268
 269   // This thing depends on the platform. We are only interested in the upper
 270   // limit. Verified with a compiler assert in .cc.
 271   const int pthread_attr_t_max_sz = 128;
 272   union __sanitizer_pthread_attr_t {
 273     char size[pthread_attr_t_max_sz]; // NOLINT
 274     void *align;
 275   };
 276
 277   const unsigned old_sigset_t_sz = sizeof(unsigned long);
 278
 279   struct __sanitizer_sigset_t {
 280      // uint32_t * 4
 281      unsigned int __bits[4];
 282   };
 283
 284   typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t;
 285
 286   struct __sanitizer_siginfo {
 287     // The size is determined by looking at sizeof of real siginfo_t on linux.
 288     u64 opaque[128 / sizeof(u64)];
 289   };
 290
 291   using __sanitizer_sighandler_ptr = void (*)(int sig);
 292   using __sanitizer_sigactionhandler_ptr =
 293       void (*)(int sig, __sanitizer_siginfo *siginfo, void *uctx);
 294
 295   struct __sanitizer_sigaction {
 296     union {
 297       __sanitizer_sigactionhandler_ptr sigaction;
 298       __sanitizer_sighandler_ptr handler;
 299     };
 300     int sa_flags;
 301     __sanitizer_sigset_t sa_mask;
 302   };
 303
 304   struct __sanitizer_sem_t {
 305     u32 data[4];
 306   };
 307
 308   extern const uptr sig_ign;
 309   extern const uptr sig_dfl;
 310   extern const uptr sig_err;
 311   extern const uptr sa_siginfo;
 312
 313   extern int af_inet;
 314   extern int af_inet6;
 315   uptr __sanitizer_in_addr_sz(int af);
 316
 317   struct __sanitizer_dl_phdr_info {
 318     uptr dlpi_addr;
 319     const char *dlpi_name;
 320     const void *dlpi_phdr;
 321     short dlpi_phnum;
 322   };
 323
 324   extern unsigned struct_ElfW_Phdr_sz;
 325
 326   struct __sanitizer_addrinfo {
 327     int ai_flags;
 328     int ai_family;
 329     int ai_socktype;
 330     int ai_protocol;
 331     unsigned ai_addrlen;
 332     char *ai_canonname;
 333     void *ai_addr;
 334     struct __sanitizer_addrinfo *ai_next;
 335   };
 336
 337   struct __sanitizer_hostent {
 338     char *h_name;
 339     char **h_aliases;
 340     int h_addrtype;
 341     int h_length;
 342     char **h_addr_list;
 343   };
 344
 345   struct __sanitizer_pollfd {
 346     int fd;
 347     short events;
 348     short revents;
 349   };
 350
 351   typedef unsigned __sanitizer_nfds_t;
 352
 353   struct __sanitizer_glob_t {
 354     uptr gl_pathc;
 355     uptr gl_matchc;
 356     uptr gl_offs;
 357     int gl_flags;
 358     char **gl_pathv;
 359     int (*gl_errfunc)(const char*, int);
 360     void (*gl_closedir)(void *dirp);
 361     struct dirent *(*gl_readdir)(void *dirp);
 362     void *(*gl_opendir)(const char*);
 363     int (*gl_lstat)(const char*, void* /* struct stat* */);
 364     int (*gl_stat)(const char*, void* /* struct stat* */);
 365   };
 366
 367   extern int glob_nomatch;
 368   extern int glob_altdirfunc;
 369
 370   extern unsigned path_max;
 371
 372   struct __sanitizer_wordexp_t {
 373     uptr we_wordc;
 374     char **we_wordv;
 375     uptr we_offs;
 376     char *we_strings;
 377     uptr we_nbytes;
 378   };
 379
 380   typedef void __sanitizer_FILE;
 381
 382   extern unsigned struct_shminfo_sz;
 383   extern unsigned struct_shm_info_sz;
 384   extern int shmctl_ipc_stat;
 385   extern int shmctl_ipc_info;
 386   extern int shmctl_shm_info;
 387   extern int shmctl_shm_stat;
 388
 389   extern unsigned struct_utmpx_sz;
 390
 391   extern int map_fixed;
 392
 393   // ioctl arguments
 394   struct __sanitizer_ifconf {
 395     int ifc_len;
 396     union {
 397       void *ifcu_req;
 398     } ifc_ifcu;
 399   };
 400
 401 #define IOC_NRBITS 8
 402 #define IOC_TYPEBITS 8
 403 #if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__)
 404 #define IOC_SIZEBITS 13
 405 #define IOC_DIRBITS 3
 406 #define IOC_NONE 1U
 407 #define IOC_WRITE 4U
 408 #define IOC_READ 2U
 409 #else
 410 #define IOC_SIZEBITS 14
 411 #define IOC_DIRBITS 2
 412 #define IOC_NONE 0U
 413 #define IOC_WRITE 1U
 414 #define IOC_READ 2U
 415 #endif
 416 #define IOC_NRMASK ((1 << IOC_NRBITS) - 1)
 417 #define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1)
 418 #define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1)
 419 #if defined(IOC_DIRMASK)
 420 #undef IOC_DIRMASK
 421 #endif
 422 #define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1)
 423 #define IOC_NRSHIFT 0
 424 #define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS)
 425 #define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS)
 426 #define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS)
 427 #define EVIOC_EV_MAX 0x1f
 428 #define EVIOC_ABS_MAX 0x3f
 429
 430 #define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK)
 431 #define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK)
 432 #define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
 433 #define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
 434
 435   extern unsigned struct_ifreq_sz;
 436   extern unsigned struct_termios_sz;
 437   extern unsigned struct_winsize_sz;
 438
 439   extern unsigned struct_copr_buffer_sz;
 440   extern unsigned struct_copr_debug_buf_sz;
 441   extern unsigned struct_copr_msg_sz;
 442   extern unsigned struct_midi_info_sz;
 443   extern unsigned struct_mtget_sz;
 444   extern unsigned struct_mtop_sz;
 445   extern unsigned struct_rtentry_sz;
 446   extern unsigned struct_sbi_instrument_sz;
 447   extern unsigned struct_seq_event_rec_sz;
 448   extern unsigned struct_synth_info_sz;
 449   extern unsigned struct_vt_mode_sz;
 450
 451   extern const unsigned long __sanitizer_bufsiz;
 452   extern unsigned struct_audio_buf_info_sz;
 453   extern unsigned struct_ppp_stats_sz;
 454   extern unsigned struct_sioc_sg_req_sz;
 455   extern unsigned struct_sioc_vif_req_sz;
 456
 457   // ioctl request identifiers
 458
 459   // A special value to mark ioctls that are not present on the target platform,
 460   // when it can not be determined without including any system headers.
 461   extern const unsigned IOCTL_NOT_PRESENT;
 462
 463   extern unsigned IOCTL_FIOASYNC;
 464   extern unsigned IOCTL_FIOCLEX;
 465   extern unsigned IOCTL_FIOGETOWN;
 466   extern unsigned IOCTL_FIONBIO;
 467   extern unsigned IOCTL_FIONCLEX;
 468   extern unsigned IOCTL_FIOSETOWN;
 469   extern unsigned IOCTL_SIOCADDMULTI;
 470   extern unsigned IOCTL_SIOCATMARK;
 471   extern unsigned IOCTL_SIOCDELMULTI;
 472   extern unsigned IOCTL_SIOCGIFADDR;
 473   extern unsigned IOCTL_SIOCGIFBRDADDR;
 474   extern unsigned IOCTL_SIOCGIFCONF;
 475   extern unsigned IOCTL_SIOCGIFDSTADDR;
 476   extern unsigned IOCTL_SIOCGIFFLAGS;
 477   extern unsigned IOCTL_SIOCGIFMETRIC;
 478   extern unsigned IOCTL_SIOCGIFMTU;
 479   extern unsigned IOCTL_SIOCGIFNETMASK;
 480   extern unsigned IOCTL_SIOCGPGRP;
 481   extern unsigned IOCTL_SIOCSIFADDR;
 482   extern unsigned IOCTL_SIOCSIFBRDADDR;
 483   extern unsigned IOCTL_SIOCSIFDSTADDR;
 484   extern unsigned IOCTL_SIOCSIFFLAGS;
 485   extern unsigned IOCTL_SIOCSIFMETRIC;
 486   extern unsigned IOCTL_SIOCSIFMTU;
 487   extern unsigned IOCTL_SIOCSIFNETMASK;
 488   extern unsigned IOCTL_SIOCSPGRP;
 489   extern unsigned IOCTL_TIOCCONS;
 490   extern unsigned IOCTL_TIOCEXCL;
 491   extern unsigned IOCTL_TIOCGETD;
 492   extern unsigned IOCTL_TIOCGPGRP;
 493   extern unsigned IOCTL_TIOCGWINSZ;
 494   extern unsigned IOCTL_TIOCMBIC;
 495   extern unsigned IOCTL_TIOCMBIS;
 496   extern unsigned IOCTL_TIOCMGET;
 497   extern unsigned IOCTL_TIOCMSET;
 498   extern unsigned IOCTL_TIOCNOTTY;
 499   extern unsigned IOCTL_TIOCNXCL;
 500   extern unsigned IOCTL_TIOCOUTQ;
 501   extern unsigned IOCTL_TIOCPKT;
 502   extern unsigned IOCTL_TIOCSCTTY;
 503   extern unsigned IOCTL_TIOCSETD;
 504   extern unsigned IOCTL_TIOCSPGRP;
 505   extern unsigned IOCTL_TIOCSTI;
 506   extern unsigned IOCTL_TIOCSWINSZ;
 507   extern unsigned IOCTL_SIOCGETSGCNT;
 508   extern unsigned IOCTL_SIOCGETVIFCNT;
 509   extern unsigned IOCTL_MTIOCGET;
 510   extern unsigned IOCTL_MTIOCTOP;
 511   extern unsigned IOCTL_SIOCADDRT;
 512   extern unsigned IOCTL_SIOCDELRT;
 513   extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
 514   extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
 515   extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
 516   extern unsigned IOCTL_SNDCTL_DSP_POST;
 517   extern unsigned IOCTL_SNDCTL_DSP_RESET;
 518   extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
 519   extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
 520   extern unsigned IOCTL_SNDCTL_DSP_SPEED;
 521   extern unsigned IOCTL_SNDCTL_DSP_STEREO;
 522   extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
 523   extern unsigned IOCTL_SNDCTL_DSP_SYNC;
 524   extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
 525   extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
 526   extern unsigned IOCTL_SNDCTL_MIDI_INFO;
 527   extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
 528   extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
 529   extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
 530   extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
 531   extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
 532   extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
 533   extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
 534   extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
 535   extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
 536   extern unsigned IOCTL_SNDCTL_SEQ_RESET;
 537   extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
 538   extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
 539   extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
 540   extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
 541   extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
 542   extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
 543   extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
 544   extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
 545   extern unsigned IOCTL_SNDCTL_TMR_SELECT;
 546   extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
 547   extern unsigned IOCTL_SNDCTL_TMR_START;
 548   extern unsigned IOCTL_SNDCTL_TMR_STOP;
 549   extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
 550   extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
 551   extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
 552   extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
 553   extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
 554   extern unsigned IOCTL_SOUND_MIXER_READ_CD;
 555   extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
 556   extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
 557   extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
 558   extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
 559   extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
 560   extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
 561   extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
 562   extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
 563   extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
 564   extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
 565   extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
 566   extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
 567   extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
 568   extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
 569   extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
 570   extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
 571   extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
 572   extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
 573   extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
 574   extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
 575   extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
 576   extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
 577   extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
 578   extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
 579   extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
 580   extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
 581   extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
 582   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
 583   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
 584   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
 585   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
 586   extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
 587   extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
 588   extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
 589   extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
 590   extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
 591   extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
 592   extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
 593   extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
 594   extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
 595   extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
 596   extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
 597   extern unsigned IOCTL_SOUND_PCM_READ_BITS;
 598   extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
 599   extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
 600   extern unsigned IOCTL_SOUND_PCM_READ_RATE;
 601   extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
 602   extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
 603   extern unsigned IOCTL_VT_ACTIVATE;
 604   extern unsigned IOCTL_VT_GETMODE;
 605   extern unsigned IOCTL_VT_OPENQRY;
 606   extern unsigned IOCTL_VT_RELDISP;
 607   extern unsigned IOCTL_VT_SETMODE;
 608   extern unsigned IOCTL_VT_WAITACTIVE;
 609   extern unsigned IOCTL_GIO_SCRNMAP;
 610   extern unsigned IOCTL_KDDISABIO;
 611   extern unsigned IOCTL_KDENABIO;
 612   extern unsigned IOCTL_KDGETLED;
 613   extern unsigned IOCTL_KDGETMODE;
 614   extern unsigned IOCTL_KDGKBMODE;
 615   extern unsigned IOCTL_KDGKBTYPE;
 616   extern unsigned IOCTL_KDMKTONE;
 617   extern unsigned IOCTL_KDSETLED;
 618   extern unsigned IOCTL_KDSETMODE;
 619   extern unsigned IOCTL_KDSKBMODE;
 620
 621   extern const int si_SEGV_MAPERR;
 622   extern const int si_SEGV_ACCERR;
 623
 624   struct __sanitizer_cap_rights {
 625     u64 cr_rights[2];
 626   };
 627
 628   typedef struct __sanitizer_cap_rights __sanitizer_cap_rights_t;
 629   extern unsigned struct_cap_rights_sz;
 630
 631   extern unsigned struct_fstab_sz;
 632   extern unsigned struct_StringList_sz;
 633 } // namespace __sanitizer
 634
 635 #define CHECK_TYPE_SIZE(TYPE) \
 636   COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
 637
 638 #define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
 639   COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *) NULL)->MEMBER) == \
 640                  sizeof(((CLASS *) NULL)->MEMBER));                \
 641   COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) ==          \
 642                  offsetof(CLASS, MEMBER))
 643
 644 // For sigaction, which is a function and struct at the same time,
 645 // and thus requires explicit "struct" in sizeof() expression.
 646 #define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
 647   COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *) NULL)->MEMBER) == \
 648                  sizeof(((struct CLASS *) NULL)->MEMBER));                \
 649   COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) ==          \
 650                  offsetof(struct CLASS, MEMBER))
 651
 652 #define SIGACTION_SYMNAME sigaction
 653
 654 #endif
 655
 656 #endif // SANITIZER_FREEBSD