1 //===-- sanitizer_platform_limits_freebsd.h -------------------------------===//
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
7 //===----------------------------------------------------------------------===//
9 // This file is a part of Sanitizer common code.
11 // Sizes and layouts of platform-specific FreeBSD data structures.
12 //===----------------------------------------------------------------------===//
14 #ifndef SANITIZER_PLATFORM_LIMITS_FREEBSD_H
15 #define SANITIZER_PLATFORM_LIMITS_FREEBSD_H
19 #include "sanitizer_internal_defs.h"
20 #include "sanitizer_platform.h"
21 #include "sanitizer_platform_limits_posix.h"
23 // Get sys/_types.h, because that tells us whether 64-bit inodes are
24 // used in struct dirent below.
25 #include <sys/_types.h>
27 namespace __sanitizer
{
28 void *__sanitizer_get_link_map_by_dlopen_handle(void *handle
);
29 #define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) \
30 (link_map *)__sanitizer_get_link_map_by_dlopen_handle(handle)
32 extern unsigned struct_utsname_sz
;
33 extern unsigned struct_stat_sz
;
34 #if defined(__powerpc64__)
35 const unsigned struct___old_kernel_stat_sz
= 0;
37 const unsigned struct___old_kernel_stat_sz
= 32;
39 extern unsigned struct_rusage_sz
;
40 extern unsigned siginfo_t_sz
;
41 extern unsigned struct_itimerval_sz
;
42 extern unsigned pthread_t_sz
;
43 extern unsigned pthread_mutex_t_sz
;
44 extern unsigned pthread_cond_t_sz
;
45 extern unsigned pid_t_sz
;
46 extern unsigned timeval_sz
;
47 extern unsigned uid_t_sz
;
48 extern unsigned gid_t_sz
;
49 extern unsigned fpos_t_sz
;
50 extern unsigned mbstate_t_sz
;
51 extern unsigned struct_timezone_sz
;
52 extern unsigned struct_tms_sz
;
53 extern unsigned struct_itimerspec_sz
;
54 extern unsigned struct_sigevent_sz
;
55 extern unsigned struct_stack_t_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
;
71 struct __sanitizer_iocb
{
73 u32 aio_key_or_aio_reserved1
; // Simply crazy.
74 u32 aio_reserved1_or_aio_key
; // Luckily, we don't need these.
85 struct __sanitizer_io_event
{
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;
97 struct __sanitizer___sysctl_args
{
104 unsigned long ___unused
[4];
107 struct __sanitizer_ipc_perm
{
117 #if !defined(__i386__)
118 typedef long long __sanitizer_time_t
;
120 typedef long __sanitizer_time_t
;
123 struct __sanitizer_shmid_ds
{
124 __sanitizer_ipc_perm shm_perm
;
125 unsigned long shm_segsz
;
126 unsigned int shm_lpid
;
127 unsigned int shm_cpid
;
129 __sanitizer_time_t shm_atime
;
130 __sanitizer_time_t shm_dtime
;
131 __sanitizer_time_t shm_ctime
;
134 extern unsigned struct_msqid_ds_sz
;
135 extern unsigned struct_mq_attr_sz
;
136 extern unsigned struct_timeb_sz
;
137 extern unsigned struct_statvfs_sz
;
139 struct __sanitizer_iovec
{
144 struct __sanitizer_ifaddrs
{
145 struct __sanitizer_ifaddrs
*ifa_next
;
147 unsigned int ifa_flags
;
148 void *ifa_addr
; // (struct sockaddr *)
149 void *ifa_netmask
; // (struct sockaddr *)
151 void *ifa_dstaddr
; // (struct sockaddr *)
155 typedef unsigned __sanitizer_pthread_key_t
;
157 struct __sanitizer_passwd
{
162 __sanitizer_time_t pw_change
;
167 __sanitizer_time_t pw_expire
;
171 struct __sanitizer_group
{
178 typedef long __sanitizer_suseconds_t
;
180 struct __sanitizer_timeval
{
181 __sanitizer_time_t tv_sec
;
182 __sanitizer_suseconds_t tv_usec
;
185 struct __sanitizer_itimerval
{
186 struct __sanitizer_timeval it_interval
;
187 struct __sanitizer_timeval it_value
;
190 struct __sanitizer_timeb
{
191 __sanitizer_time_t time
;
192 unsigned short millitm
;
197 struct __sanitizer_ether_addr
{
201 struct __sanitizer_tm
{
215 struct __sanitizer_msghdr
{
217 unsigned msg_namelen
;
218 struct __sanitizer_iovec
*msg_iov
;
221 unsigned msg_controllen
;
225 struct __sanitizer_cmsghdr
{
231 struct __sanitizer_dirent
{
233 unsigned long long d_fileno
;
234 unsigned long long d_off
;
236 unsigned int d_fileno
;
238 unsigned short d_reclen
;
239 // more fields that we don't care about
242 // 'clock_t' is 32 bits wide on x64 FreeBSD
243 typedef int __sanitizer_clock_t
;
244 typedef int __sanitizer_clockid_t
;
246 #if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__) || \
248 typedef unsigned __sanitizer___kernel_uid_t
;
249 typedef unsigned __sanitizer___kernel_gid_t
;
251 typedef unsigned short __sanitizer___kernel_uid_t
;
252 typedef unsigned short __sanitizer___kernel_gid_t
;
254 typedef long long __sanitizer___kernel_off_t
;
256 #if defined(__powerpc__) || defined(__mips__)
257 typedef unsigned int __sanitizer___kernel_old_uid_t
;
258 typedef unsigned int __sanitizer___kernel_old_gid_t
;
260 typedef unsigned short __sanitizer___kernel_old_uid_t
;
261 typedef unsigned short __sanitizer___kernel_old_gid_t
;
264 typedef long long __sanitizer___kernel_loff_t
;
266 unsigned long fds_bits
[1024 / (8 * sizeof(long))];
267 } __sanitizer___kernel_fd_set
;
269 // This thing depends on the platform. We are only interested in the upper
270 // limit. Verified with a compiler assert in .cpp.
271 union __sanitizer_pthread_attr_t
{
276 const unsigned old_sigset_t_sz
= sizeof(unsigned long);
278 struct __sanitizer_sigset_t
{
280 unsigned int __bits
[4];
283 typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t
;
285 struct __sanitizer_siginfo
{
286 // The size is determined by looking at sizeof of real siginfo_t on linux.
287 u64 opaque
[128 / sizeof(u64
)];
290 using __sanitizer_sighandler_ptr
= void (*)(int sig
);
291 using __sanitizer_sigactionhandler_ptr
= void (*)(int sig
,
292 __sanitizer_siginfo
*siginfo
,
295 struct __sanitizer_sigaction
{
297 __sanitizer_sigactionhandler_ptr sigaction
;
298 __sanitizer_sighandler_ptr handler
;
301 __sanitizer_sigset_t sa_mask
;
304 struct __sanitizer_sem_t
{
308 extern const uptr sig_ign
;
309 extern const uptr sig_dfl
;
310 extern const uptr sig_err
;
311 extern const uptr sa_siginfo
;
315 uptr
__sanitizer_in_addr_sz(int af
);
317 struct __sanitizer_dl_phdr_info
{
319 const char *dlpi_name
;
320 const void *dlpi_phdr
;
324 extern unsigned struct_ElfW_Phdr_sz
;
326 struct __sanitizer_addrinfo
{
334 struct __sanitizer_addrinfo
*ai_next
;
337 struct __sanitizer_hostent
{
345 struct __sanitizer_pollfd
{
351 typedef unsigned __sanitizer_nfds_t
;
353 struct __sanitizer_glob_t
{
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* */);
367 extern int glob_nomatch
;
368 extern int glob_altdirfunc
;
370 extern unsigned path_max
;
372 struct __sanitizer_wordexp_t
{
380 typedef void __sanitizer_FILE
;
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
;
389 extern unsigned struct_utmpx_sz
;
391 extern int map_fixed
;
394 struct __sanitizer_ifconf
{
402 #define IOC_TYPEBITS 8
403 #if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__)
404 #define IOC_SIZEBITS 13
405 #define IOC_DIRBITS 3
410 #define IOC_SIZEBITS 14
411 #define IOC_DIRBITS 2
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)
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
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)
435 extern unsigned struct_ifreq_sz
;
436 extern unsigned struct_termios_sz
;
437 extern unsigned struct_winsize_sz
;
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
;
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
;
457 // ioctl request identifiers
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
;
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
;
621 extern const int si_SEGV_MAPERR
;
622 extern const int si_SEGV_ACCERR
;
624 struct __sanitizer_cap_rights
{
628 typedef struct __sanitizer_cap_rights __sanitizer_cap_rights_t
;
629 extern unsigned struct_cap_rights_sz
;
631 extern unsigned struct_fstab_sz
;
632 extern unsigned struct_StringList_sz
;
633 } // namespace __sanitizer
635 #define CHECK_TYPE_SIZE(TYPE) \
636 COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
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))
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))
652 #define SIGACTION_SYMNAME sigaction
656 #endif // SANITIZER_FREEBSD