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 #  include "sanitizer_platform_limits_posix.h"
22 
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>
26 
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)
31 
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;
36 #  else
37 const unsigned struct___old_kernel_stat_sz = 32;
38 #  endif
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 unsigned ucontext_t_sz(void *ctx);
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_protoent {
118   char *p_name;
119   char **p_aliases;
120   int p_proto;
121 };
122 
123 struct __sanitizer_netent {
124   char *n_name;
125   char **n_aliases;
126   int n_addrtype;
127   u32 n_net;
128 };
129 
130 #  if !defined(__i386__)
131 typedef long long __sanitizer_time_t;
132 #  else
133 typedef long __sanitizer_time_t;
134 #  endif
135 
136 struct __sanitizer_shmid_ds {
137   __sanitizer_ipc_perm shm_perm;
138   unsigned long shm_segsz;
139   unsigned int shm_lpid;
140   unsigned int shm_cpid;
141   int shm_nattch;
142   __sanitizer_time_t shm_atime;
143   __sanitizer_time_t shm_dtime;
144   __sanitizer_time_t shm_ctime;
145 };
146 
147 extern unsigned struct_msqid_ds_sz;
148 extern unsigned struct_mq_attr_sz;
149 extern unsigned struct_timeb_sz;
150 extern unsigned struct_statvfs_sz;
151 
152 struct __sanitizer_iovec {
153   void *iov_base;
154   uptr iov_len;
155 };
156 
157 struct __sanitizer_ifaddrs {
158   struct __sanitizer_ifaddrs *ifa_next;
159   char *ifa_name;
160   unsigned int ifa_flags;
161   void *ifa_addr;     // (struct sockaddr *)
162   void *ifa_netmask;  // (struct sockaddr *)
163 #  undef ifa_dstaddr
164   void *ifa_dstaddr;  // (struct sockaddr *)
165   void *ifa_data;
166 };
167 
168 typedef unsigned __sanitizer_pthread_key_t;
169 
170 struct __sanitizer_passwd {
171   char *pw_name;
172   char *pw_passwd;
173   int pw_uid;
174   int pw_gid;
175   __sanitizer_time_t pw_change;
176   char *pw_class;
177   char *pw_gecos;
178   char *pw_dir;
179   char *pw_shell;
180   __sanitizer_time_t pw_expire;
181   int pw_fields;
182 };
183 
184 struct __sanitizer_group {
185   char *gr_name;
186   char *gr_passwd;
187   int gr_gid;
188   char **gr_mem;
189 };
190 
191 typedef long __sanitizer_suseconds_t;
192 
193 struct __sanitizer_timeval {
194   __sanitizer_time_t tv_sec;
195   __sanitizer_suseconds_t tv_usec;
196 };
197 
198 struct __sanitizer_itimerval {
199   struct __sanitizer_timeval it_interval;
200   struct __sanitizer_timeval it_value;
201 };
202 
203 struct __sanitizer_timeb {
204   __sanitizer_time_t time;
205   unsigned short millitm;
206   short timezone;
207   short dstflag;
208 };
209 
210 struct __sanitizer_ether_addr {
211   u8 octet[6];
212 };
213 
214 struct __sanitizer_tm {
215   int tm_sec;
216   int tm_min;
217   int tm_hour;
218   int tm_mday;
219   int tm_mon;
220   int tm_year;
221   int tm_wday;
222   int tm_yday;
223   int tm_isdst;
224   long int tm_gmtoff;
225   const char *tm_zone;
226 };
227 
228 struct __sanitizer_msghdr {
229   void *msg_name;
230   unsigned msg_namelen;
231   struct __sanitizer_iovec *msg_iov;
232   unsigned msg_iovlen;
233   void *msg_control;
234   unsigned msg_controllen;
235   int msg_flags;
236 };
237 
238 struct __sanitizer_cmsghdr {
239   unsigned cmsg_len;
240   int cmsg_level;
241   int cmsg_type;
242 };
243 
244 struct __sanitizer_dirent {
245 #  if defined(__INO64)
246   unsigned long long d_fileno;
247   unsigned long long d_off;
248 #  else
249   unsigned int d_fileno;
250 #  endif
251   unsigned short d_reclen;
252   // more fields that we don't care about
253 };
254 
255 // 'clock_t' is 32 bits wide on x64 FreeBSD
256 typedef int __sanitizer_clock_t;
257 typedef int __sanitizer_clockid_t;
258 
259 #  if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__) || \
260       defined(__mips__)
261 typedef unsigned __sanitizer___kernel_uid_t;
262 typedef unsigned __sanitizer___kernel_gid_t;
263 #  else
264 typedef unsigned short __sanitizer___kernel_uid_t;
265 typedef unsigned short __sanitizer___kernel_gid_t;
266 #  endif
267 typedef long long __sanitizer___kernel_off_t;
268 
269 #  if defined(__powerpc__) || defined(__mips__)
270 typedef unsigned int __sanitizer___kernel_old_uid_t;
271 typedef unsigned int __sanitizer___kernel_old_gid_t;
272 #  else
273 typedef unsigned short __sanitizer___kernel_old_uid_t;
274 typedef unsigned short __sanitizer___kernel_old_gid_t;
275 #  endif
276 
277 typedef long long __sanitizer___kernel_loff_t;
278 typedef struct {
279   unsigned long fds_bits[1024 / (8 * sizeof(long))];
280 } __sanitizer___kernel_fd_set;
281 
282 // This thing depends on the platform. We are only interested in the upper
283 // limit. Verified with a compiler assert in .cpp.
284 union __sanitizer_pthread_attr_t {
285   char size[128];
286   void *align;
287 };
288 
289 const unsigned old_sigset_t_sz = sizeof(unsigned long);
290 
291 struct __sanitizer_sigset_t {
292   // uint32_t * 4
293   unsigned int __bits[4];
294 };
295 
296 typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t;
297 
298 struct __sanitizer_siginfo {
299   // The size is determined by looking at sizeof of real siginfo_t on linux.
300   u64 opaque[128 / sizeof(u64)];
301 };
302 
303 using __sanitizer_sighandler_ptr = void (*)(int sig);
304 using __sanitizer_sigactionhandler_ptr = void (*)(int sig,
305                                                   __sanitizer_siginfo *siginfo,
306                                                   void *uctx);
307 
308 struct __sanitizer_sigaction {
309   union {
310     __sanitizer_sigactionhandler_ptr sigaction;
311     __sanitizer_sighandler_ptr handler;
312   };
313   int sa_flags;
314   __sanitizer_sigset_t sa_mask;
315 };
316 
317 struct __sanitizer_sem_t {
318   u32 data[4];
319 };
320 
321 extern const uptr sig_ign;
322 extern const uptr sig_dfl;
323 extern const uptr sig_err;
324 extern const uptr sa_siginfo;
325 
326 extern int af_inet;
327 extern int af_inet6;
328 uptr __sanitizer_in_addr_sz(int af);
329 
330 struct __sanitizer_dl_phdr_info {
331   uptr dlpi_addr;
332   const char *dlpi_name;
333   const void *dlpi_phdr;
334   short dlpi_phnum;
335 };
336 
337 extern unsigned struct_ElfW_Phdr_sz;
338 
339 struct __sanitizer_addrinfo {
340   int ai_flags;
341   int ai_family;
342   int ai_socktype;
343   int ai_protocol;
344   unsigned ai_addrlen;
345   char *ai_canonname;
346   void *ai_addr;
347   struct __sanitizer_addrinfo *ai_next;
348 };
349 
350 struct __sanitizer_hostent {
351   char *h_name;
352   char **h_aliases;
353   int h_addrtype;
354   int h_length;
355   char **h_addr_list;
356 };
357 
358 struct __sanitizer_pollfd {
359   int fd;
360   short events;
361   short revents;
362 };
363 
364 typedef unsigned __sanitizer_nfds_t;
365 
366 struct __sanitizer_glob_t {
367   uptr gl_pathc;
368   uptr gl_matchc;
369   uptr gl_offs;
370   int gl_flags;
371   char **gl_pathv;
372   int (*gl_errfunc)(const char *, int);
373   void (*gl_closedir)(void *dirp);
374   struct dirent *(*gl_readdir)(void *dirp);
375   void *(*gl_opendir)(const char *);
376   int (*gl_lstat)(const char *, void * /* struct stat* */);
377   int (*gl_stat)(const char *, void * /* struct stat* */);
378 };
379 
380 extern int glob_nomatch;
381 extern int glob_altdirfunc;
382 extern const int wordexp_wrde_dooffs;
383 
384 extern unsigned path_max;
385 
386 extern int struct_ttyent_sz;
387 
388 struct __sanitizer_wordexp_t {
389   uptr we_wordc;
390   char **we_wordv;
391   uptr we_offs;
392   char *we_strings;
393   uptr we_nbytes;
394 };
395 
396 typedef void __sanitizer_FILE;
397 
398 extern unsigned struct_shminfo_sz;
399 extern unsigned struct_shm_info_sz;
400 extern int shmctl_ipc_stat;
401 extern int shmctl_ipc_info;
402 extern int shmctl_shm_info;
403 extern int shmctl_shm_stat;
404 
405 extern unsigned struct_utmpx_sz;
406 
407 extern int map_fixed;
408 
409 // ioctl arguments
410 struct __sanitizer_ifconf {
411   int ifc_len;
412   union {
413     void *ifcu_req;
414   } ifc_ifcu;
415 };
416 
417 struct __sanitizer__ttyent {
418   char *ty_name;
419   char *ty_getty;
420   char *ty_type;
421   int ty_status;
422   char *ty_window;
423   char *ty_comment;
424   char *ty_group;
425 };
426 
427 // procctl reaper data for PROCCTL_REAPER flags
428 struct __sanitizer_procctl_reaper_status {
429   unsigned int rs_flags;
430   unsigned int rs_children;
431   unsigned int rs_descendants;
432   pid_t rs_reaper;
433   pid_t rs_pid;
434   unsigned int rs_pad0[15];
435 };
436 
437 struct __sanitizer_procctl_reaper_pidinfo {
438   pid_t pi_pid;
439   pid_t pi_subtree;
440   unsigned int pi_flags;
441   unsigned int pi_pad0[15];
442 };
443 
444 struct __sanitizer_procctl_reaper_pids {
445   unsigned int rp_count;
446   unsigned int rp_pad0[15];
447   struct __sanitize_procctl_reapper_pidinfo *rp_pids;
448 };
449 
450 struct __sanitizer_procctl_reaper_kill {
451   int rk_sig;
452   unsigned int rk_flags;
453   pid_t rk_subtree;
454   unsigned int rk_killed;
455   pid_t rk_fpid;
456   unsigned int rk_pad[15];
457 };
458 
459 #  define IOC_NRBITS 8
460 #  define IOC_TYPEBITS 8
461 #  if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__)
462 #    define IOC_SIZEBITS 13
463 #    define IOC_DIRBITS 3
464 #    define IOC_NONE 1U
465 #    define IOC_WRITE 4U
466 #    define IOC_READ 2U
467 #  else
468 #    define IOC_SIZEBITS 14
469 #    define IOC_DIRBITS 2
470 #    define IOC_NONE 0U
471 #    define IOC_WRITE 1U
472 #    define IOC_READ 2U
473 #  endif
474 #  define IOC_NRMASK ((1 << IOC_NRBITS) - 1)
475 #  define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1)
476 #  define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1)
477 #  if defined(IOC_DIRMASK)
478 #    undef IOC_DIRMASK
479 #  endif
480 #  define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1)
481 #  define IOC_NRSHIFT 0
482 #  define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS)
483 #  define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS)
484 #  define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS)
485 #  define EVIOC_EV_MAX 0x1f
486 #  define EVIOC_ABS_MAX 0x3f
487 
488 #  define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK)
489 #  define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK)
490 #  define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
491 #  define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
492 
493 extern unsigned struct_ifreq_sz;
494 extern unsigned struct_termios_sz;
495 extern unsigned struct_winsize_sz;
496 
497 extern unsigned struct_copr_buffer_sz;
498 extern unsigned struct_copr_debug_buf_sz;
499 extern unsigned struct_copr_msg_sz;
500 extern unsigned struct_midi_info_sz;
501 extern unsigned struct_mtget_sz;
502 extern unsigned struct_mtop_sz;
503 extern unsigned struct_rtentry_sz;
504 extern unsigned struct_sbi_instrument_sz;
505 extern unsigned struct_seq_event_rec_sz;
506 extern unsigned struct_synth_info_sz;
507 extern unsigned struct_vt_mode_sz;
508 
509 extern const unsigned long __sanitizer_bufsiz;
510 extern unsigned struct_audio_buf_info_sz;
511 extern unsigned struct_ppp_stats_sz;
512 extern unsigned struct_sioc_sg_req_sz;
513 extern unsigned struct_sioc_vif_req_sz;
514 
515 extern unsigned struct_procctl_reaper_status_sz;
516 extern unsigned struct_procctl_reaper_pidinfo_sz;
517 extern unsigned struct_procctl_reaper_pids_sz;
518 extern unsigned struct_procctl_reaper_kill_sz;
519 
520 // ioctl request identifiers
521 
522 // A special value to mark ioctls that are not present on the target platform,
523 // when it can not be determined without including any system headers.
524 extern const unsigned IOCTL_NOT_PRESENT;
525 
526 extern unsigned IOCTL_FIOASYNC;
527 extern unsigned IOCTL_FIOCLEX;
528 extern unsigned IOCTL_FIOGETOWN;
529 extern unsigned IOCTL_FIONBIO;
530 extern unsigned IOCTL_FIONCLEX;
531 extern unsigned IOCTL_FIOSETOWN;
532 extern unsigned IOCTL_SIOCADDMULTI;
533 extern unsigned IOCTL_SIOCATMARK;
534 extern unsigned IOCTL_SIOCDELMULTI;
535 extern unsigned IOCTL_SIOCGIFADDR;
536 extern unsigned IOCTL_SIOCGIFBRDADDR;
537 extern unsigned IOCTL_SIOCGIFCONF;
538 extern unsigned IOCTL_SIOCGIFDSTADDR;
539 extern unsigned IOCTL_SIOCGIFFLAGS;
540 extern unsigned IOCTL_SIOCGIFMETRIC;
541 extern unsigned IOCTL_SIOCGIFMTU;
542 extern unsigned IOCTL_SIOCGIFNETMASK;
543 extern unsigned IOCTL_SIOCGPGRP;
544 extern unsigned IOCTL_SIOCSIFADDR;
545 extern unsigned IOCTL_SIOCSIFBRDADDR;
546 extern unsigned IOCTL_SIOCSIFDSTADDR;
547 extern unsigned IOCTL_SIOCSIFFLAGS;
548 extern unsigned IOCTL_SIOCSIFMETRIC;
549 extern unsigned IOCTL_SIOCSIFMTU;
550 extern unsigned IOCTL_SIOCSIFNETMASK;
551 extern unsigned IOCTL_SIOCSPGRP;
552 extern unsigned IOCTL_TIOCCONS;
553 extern unsigned IOCTL_TIOCEXCL;
554 extern unsigned IOCTL_TIOCGETD;
555 extern unsigned IOCTL_TIOCGPGRP;
556 extern unsigned IOCTL_TIOCGWINSZ;
557 extern unsigned IOCTL_TIOCMBIC;
558 extern unsigned IOCTL_TIOCMBIS;
559 extern unsigned IOCTL_TIOCMGET;
560 extern unsigned IOCTL_TIOCMSET;
561 extern unsigned IOCTL_TIOCNOTTY;
562 extern unsigned IOCTL_TIOCNXCL;
563 extern unsigned IOCTL_TIOCOUTQ;
564 extern unsigned IOCTL_TIOCPKT;
565 extern unsigned IOCTL_TIOCSCTTY;
566 extern unsigned IOCTL_TIOCSETD;
567 extern unsigned IOCTL_TIOCSPGRP;
568 extern unsigned IOCTL_TIOCSTI;
569 extern unsigned IOCTL_TIOCSWINSZ;
570 extern unsigned IOCTL_SIOCGETSGCNT;
571 extern unsigned IOCTL_SIOCGETVIFCNT;
572 extern unsigned IOCTL_MTIOCGET;
573 extern unsigned IOCTL_MTIOCTOP;
574 extern unsigned IOCTL_SIOCADDRT;
575 extern unsigned IOCTL_SIOCDELRT;
576 extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
577 extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
578 extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
579 extern unsigned IOCTL_SNDCTL_DSP_POST;
580 extern unsigned IOCTL_SNDCTL_DSP_RESET;
581 extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
582 extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
583 extern unsigned IOCTL_SNDCTL_DSP_SPEED;
584 extern unsigned IOCTL_SNDCTL_DSP_STEREO;
585 extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
586 extern unsigned IOCTL_SNDCTL_DSP_SYNC;
587 extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
588 extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
589 extern unsigned IOCTL_SNDCTL_MIDI_INFO;
590 extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
591 extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
592 extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
593 extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
594 extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
595 extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
596 extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
597 extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
598 extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
599 extern unsigned IOCTL_SNDCTL_SEQ_RESET;
600 extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
601 extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
602 extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
603 extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
604 extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
605 extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
606 extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
607 extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
608 extern unsigned IOCTL_SNDCTL_TMR_SELECT;
609 extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
610 extern unsigned IOCTL_SNDCTL_TMR_START;
611 extern unsigned IOCTL_SNDCTL_TMR_STOP;
612 extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
613 extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
614 extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
615 extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
616 extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
617 extern unsigned IOCTL_SOUND_MIXER_READ_CD;
618 extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
619 extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
620 extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
621 extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
622 extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
623 extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
624 extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
625 extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
626 extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
627 extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
628 extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
629 extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
630 extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
631 extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
632 extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
633 extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
634 extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
635 extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
636 extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
637 extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
638 extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
639 extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
640 extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
641 extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
642 extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
643 extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
644 extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
645 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
646 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
647 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
648 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
649 extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
650 extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
651 extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
652 extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
653 extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
654 extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
655 extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
656 extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
657 extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
658 extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
659 extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
660 extern unsigned IOCTL_SOUND_PCM_READ_BITS;
661 extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
662 extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
663 extern unsigned IOCTL_SOUND_PCM_READ_RATE;
664 extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
665 extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
666 extern unsigned IOCTL_VT_ACTIVATE;
667 extern unsigned IOCTL_VT_GETMODE;
668 extern unsigned IOCTL_VT_OPENQRY;
669 extern unsigned IOCTL_VT_RELDISP;
670 extern unsigned IOCTL_VT_SETMODE;
671 extern unsigned IOCTL_VT_WAITACTIVE;
672 extern unsigned IOCTL_GIO_SCRNMAP;
673 extern unsigned IOCTL_KDDISABIO;
674 extern unsigned IOCTL_KDENABIO;
675 extern unsigned IOCTL_KDGETLED;
676 extern unsigned IOCTL_KDGETMODE;
677 extern unsigned IOCTL_KDGKBMODE;
678 extern unsigned IOCTL_KDGKBTYPE;
679 extern unsigned IOCTL_KDMKTONE;
680 extern unsigned IOCTL_KDSETLED;
681 extern unsigned IOCTL_KDSETMODE;
682 extern unsigned IOCTL_KDSKBMODE;
683 
684 extern const int si_SEGV_MAPERR;
685 extern const int si_SEGV_ACCERR;
686 
687 extern const unsigned MD5_CTX_sz;
688 extern const unsigned MD5_return_length;
689 
690 #define SHA2_EXTERN(LEN)                          \
691   extern const unsigned SHA##LEN##_CTX_sz;        \
692   extern const unsigned SHA##LEN##_return_length; \
693   extern const unsigned SHA##LEN##_block_length;  \
694   extern const unsigned SHA##LEN##_digest_length
695 
696 SHA2_EXTERN(224);
697 SHA2_EXTERN(256);
698 SHA2_EXTERN(384);
699 SHA2_EXTERN(512);
700 
701 #undef SHA2_EXTERN
702 
703 struct __sanitizer_cap_rights {
704   u64 cr_rights[2];
705 };
706 
707 typedef struct __sanitizer_cap_rights __sanitizer_cap_rights_t;
708 extern unsigned struct_cap_rights_sz;
709 
710 extern unsigned struct_fstab_sz;
711 extern unsigned struct_StringList_sz;
712 }  // namespace __sanitizer
713 
714 #  define CHECK_TYPE_SIZE(TYPE) \
715     COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
716 
717 #  define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER)                      \
718     COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *)NULL)->MEMBER) == \
719                    sizeof(((CLASS *)NULL)->MEMBER));                \
720     COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) ==         \
721                    offsetof(CLASS, MEMBER))
722 
723 // For sigaction, which is a function and struct at the same time,
724 // and thus requires explicit "struct" in sizeof() expression.
725 #  define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER)                      \
726     COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *)NULL)->MEMBER) == \
727                    sizeof(((struct CLASS *)NULL)->MEMBER));                \
728     COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) ==         \
729                    offsetof(struct CLASS, MEMBER))
730 
731 #  define SIGACTION_SYMNAME sigaction
732 
733 #endif
734 
735 #endif  // SANITIZER_FREEBSD
736