1//===-- sanitizer_platform_limits_posix.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 POSIX data structures.
12//===----------------------------------------------------------------------===//
13
14#ifndef SANITIZER_PLATFORM_LIMITS_POSIX_H
15#define SANITIZER_PLATFORM_LIMITS_POSIX_H
16
17#if SANITIZER_LINUX || SANITIZER_MAC
18
19#include "sanitizer_internal_defs.h"
20#include "sanitizer_platform.h"
21
22#if defined(__sparc__)
23// FIXME: This can't be included from tsan which does not support sparc yet.
24#include "sanitizer_glibc_version.h"
25#endif
26
27# define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) ((link_map*)(handle))
28
29namespace __sanitizer {
30extern unsigned struct_utsname_sz;
31extern unsigned struct_stat_sz;
32#if !SANITIZER_IOS
33extern unsigned struct_stat64_sz;
34#endif
35extern unsigned struct_rusage_sz;
36extern unsigned siginfo_t_sz;
37extern unsigned struct_itimerval_sz;
38extern unsigned pthread_t_sz;
39extern unsigned pthread_mutex_t_sz;
40extern unsigned pthread_cond_t_sz;
41extern unsigned pid_t_sz;
42extern unsigned timeval_sz;
43extern unsigned uid_t_sz;
44extern unsigned gid_t_sz;
45extern unsigned mbstate_t_sz;
46extern unsigned struct_timezone_sz;
47extern unsigned struct_tms_sz;
48extern unsigned struct_itimerspec_sz;
49extern unsigned struct_sigevent_sz;
50extern unsigned struct_stack_t_sz;
51extern unsigned struct_sched_param_sz;
52extern unsigned struct_statfs64_sz;
53extern unsigned struct_regex_sz;
54extern unsigned struct_regmatch_sz;
55
56#if !SANITIZER_ANDROID
57extern unsigned struct_fstab_sz;
58extern unsigned struct_statfs_sz;
59extern unsigned struct_sockaddr_sz;
60extern unsigned ucontext_t_sz;
61#endif // !SANITIZER_ANDROID
62
63#if SANITIZER_LINUX
64
65#if defined(__x86_64__)
66const unsigned struct_kernel_stat_sz = 144;
67const unsigned struct_kernel_stat64_sz = 0;
68#elif defined(__i386__)
69const unsigned struct_kernel_stat_sz = 64;
70const unsigned struct_kernel_stat64_sz = 96;
71#elif defined(__arm__)
72const unsigned struct_kernel_stat_sz = 64;
73const unsigned struct_kernel_stat64_sz = 104;
74#elif defined(__aarch64__)
75const unsigned struct_kernel_stat_sz = 128;
76const unsigned struct_kernel_stat64_sz = 104;
77#elif defined(__powerpc__) && !defined(__powerpc64__)
78const unsigned struct_kernel_stat_sz = 72;
79const unsigned struct_kernel_stat64_sz = 104;
80#elif defined(__powerpc64__)
81const unsigned struct_kernel_stat_sz = 144;
82const unsigned struct_kernel_stat64_sz = 104;
83#elif defined(__mips__)
84const unsigned struct_kernel_stat_sz = SANITIZER_ANDROID
85                                           ? FIRST_32_SECOND_64(104, 128)
86                                           : FIRST_32_SECOND_64(144, 216);
87const unsigned struct_kernel_stat64_sz = 104;
88#elif defined(__s390__) && !defined(__s390x__)
89const unsigned struct_kernel_stat_sz = 64;
90const unsigned struct_kernel_stat64_sz = 104;
91#elif defined(__s390x__)
92const unsigned struct_kernel_stat_sz = 144;
93const unsigned struct_kernel_stat64_sz = 0;
94#elif defined(__sparc__) && defined(__arch64__)
95const unsigned struct___old_kernel_stat_sz = 0;
96const unsigned struct_kernel_stat_sz = 104;
97const unsigned struct_kernel_stat64_sz = 144;
98#elif defined(__sparc__) && !defined(__arch64__)
99const unsigned struct___old_kernel_stat_sz = 0;
100const unsigned struct_kernel_stat_sz = 64;
101const unsigned struct_kernel_stat64_sz = 104;
102#elif SANITIZER_RISCV64
103const unsigned struct_kernel_stat_sz = 128;
104const unsigned struct_kernel_stat64_sz = 0;  // RISCV64 does not use stat64
105#    elif defined(__hexagon__)
106const unsigned struct_kernel_stat_sz = 128;
107const unsigned struct_kernel_stat64_sz = 0;
108#    endif
109struct __sanitizer_perf_event_attr {
110  unsigned type;
111  unsigned size;
112  // More fields that vary with the kernel version.
113};
114
115extern unsigned struct_epoll_event_sz;
116extern unsigned struct_sysinfo_sz;
117extern unsigned __user_cap_header_struct_sz;
118extern unsigned __user_cap_data_struct_sz;
119extern unsigned struct_new_utsname_sz;
120extern unsigned struct_old_utsname_sz;
121extern unsigned struct_oldold_utsname_sz;
122
123const unsigned struct_kexec_segment_sz = 4 * sizeof(unsigned long);
124#endif  // SANITIZER_LINUX
125
126#if SANITIZER_LINUX
127
128#if defined(__powerpc64__) || defined(__s390__)
129const unsigned struct___old_kernel_stat_sz = 0;
130#elif !defined(__sparc__)
131const unsigned struct___old_kernel_stat_sz = 32;
132#endif
133
134extern unsigned struct_rlimit_sz;
135extern unsigned struct_utimbuf_sz;
136extern unsigned struct_timespec_sz;
137
138struct __sanitizer_iocb {
139  u64 aio_data;
140  u32 aio_key_or_aio_reserved1;  // Simply crazy.
141  u32 aio_reserved1_or_aio_key;  // Luckily, we don't need these.
142  u16 aio_lio_opcode;
143  s16 aio_reqprio;
144  u32 aio_fildes;
145  u64 aio_buf;
146  u64 aio_nbytes;
147  s64 aio_offset;
148  u64 aio_reserved2;
149  u64 aio_reserved3;
150};
151
152struct __sanitizer_io_event {
153  u64 data;
154  u64 obj;
155  u64 res;
156  u64 res2;
157};
158
159const unsigned iocb_cmd_pread = 0;
160const unsigned iocb_cmd_pwrite = 1;
161const unsigned iocb_cmd_preadv = 7;
162const unsigned iocb_cmd_pwritev = 8;
163
164struct __sanitizer___sysctl_args {
165  int *name;
166  int nlen;
167  void *oldval;
168  uptr *oldlenp;
169  void *newval;
170  uptr newlen;
171  unsigned long ___unused[4];
172};
173
174const unsigned old_sigset_t_sz = sizeof(unsigned long);
175
176struct __sanitizer_sem_t {
177#if SANITIZER_ANDROID && defined(_LP64)
178  int data[4];
179#elif SANITIZER_ANDROID && !defined(_LP64)
180  int data;
181#elif SANITIZER_LINUX
182  uptr data[4];
183#endif
184};
185#endif // SANITIZER_LINUX
186
187#if SANITIZER_ANDROID
188struct __sanitizer_struct_mallinfo {
189  uptr v[10];
190};
191#endif
192
193#if SANITIZER_LINUX && !SANITIZER_ANDROID
194struct __sanitizer_struct_mallinfo {
195  int v[10];
196};
197
198extern unsigned struct_ustat_sz;
199extern unsigned struct_rlimit64_sz;
200extern unsigned struct_statvfs64_sz;
201
202struct __sanitizer_ipc_perm {
203  int __key;
204  int uid;
205  int gid;
206  int cuid;
207  int cgid;
208#ifdef __powerpc__
209  unsigned mode;
210  unsigned __seq;
211  u64 __unused1;
212  u64 __unused2;
213#elif defined(__sparc__)
214  unsigned mode;
215  unsigned short __pad2;
216  unsigned short __seq;
217  unsigned long long __unused1;
218  unsigned long long __unused2;
219#else
220  unsigned int mode;
221  unsigned short __seq;
222  unsigned short __pad2;
223#if defined(__x86_64__) && !defined(_LP64)
224  u64 __unused1;
225  u64 __unused2;
226#else
227  unsigned long __unused1;
228  unsigned long __unused2;
229#endif
230#endif
231};
232
233struct __sanitizer_shmid_ds {
234  __sanitizer_ipc_perm shm_perm;
235#if defined(__sparc__)
236#if !defined(__arch64__)
237  u32 __pad1;
238#endif
239  long shm_atime;
240#if !defined(__arch64__)
241  u32 __pad2;
242#endif
243  long shm_dtime;
244#if !defined(__arch64__)
245  u32 __pad3;
246#endif
247  long shm_ctime;
248  uptr shm_segsz;
249  int shm_cpid;
250  int shm_lpid;
251  unsigned long shm_nattch;
252  unsigned long __glibc_reserved1;
253  unsigned long __glibc_reserved2;
254#else
255#ifndef __powerpc__
256  uptr shm_segsz;
257#elif !defined(__powerpc64__)
258  uptr __unused0;
259#endif
260#if defined(__x86_64__) && !defined(_LP64)
261  u64 shm_atime;
262  u64 shm_dtime;
263  u64 shm_ctime;
264#else
265  uptr shm_atime;
266#if !defined(_LP64) && !defined(__mips__)
267  uptr __unused1;
268#endif
269  uptr shm_dtime;
270#if !defined(_LP64) && !defined(__mips__)
271  uptr __unused2;
272#endif
273  uptr shm_ctime;
274#if !defined(_LP64) && !defined(__mips__)
275  uptr __unused3;
276#endif
277#endif
278#ifdef __powerpc__
279  uptr shm_segsz;
280#endif
281  int shm_cpid;
282  int shm_lpid;
283#if defined(__x86_64__) && !defined(_LP64)
284  u64 shm_nattch;
285  u64 __unused4;
286  u64 __unused5;
287#else
288  uptr shm_nattch;
289  uptr __unused4;
290  uptr __unused5;
291#endif
292#endif
293};
294#endif
295
296#if SANITIZER_LINUX && !SANITIZER_ANDROID
297extern unsigned struct_msqid_ds_sz;
298extern unsigned struct_mq_attr_sz;
299extern unsigned struct_timex_sz;
300extern unsigned struct_statvfs_sz;
301extern unsigned struct_crypt_data_sz;
302#endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
303
304struct __sanitizer_iovec {
305  void *iov_base;
306  uptr iov_len;
307};
308
309#if !SANITIZER_ANDROID
310struct __sanitizer_ifaddrs {
311  struct __sanitizer_ifaddrs *ifa_next;
312  char *ifa_name;
313  unsigned int ifa_flags;
314  void *ifa_addr;     // (struct sockaddr *)
315  void *ifa_netmask;  // (struct sockaddr *)
316  // This is a union on Linux.
317# ifdef ifa_dstaddr
318# undef ifa_dstaddr
319# endif
320  void *ifa_dstaddr;  // (struct sockaddr *)
321  void *ifa_data;
322};
323#endif  // !SANITIZER_ANDROID
324
325#if SANITIZER_MAC
326typedef unsigned long __sanitizer_pthread_key_t;
327#else
328typedef unsigned __sanitizer_pthread_key_t;
329#endif
330
331#if SANITIZER_LINUX && !SANITIZER_ANDROID
332
333struct __sanitizer_XDR {
334  int x_op;
335  void *x_ops;
336  uptr x_public;
337  uptr x_private;
338  uptr x_base;
339  unsigned x_handy;
340};
341
342const int __sanitizer_XDR_ENCODE = 0;
343const int __sanitizer_XDR_DECODE = 1;
344const int __sanitizer_XDR_FREE = 2;
345#endif
346
347struct __sanitizer_passwd {
348  char *pw_name;
349  char *pw_passwd;
350  int pw_uid;
351  int pw_gid;
352#if SANITIZER_MAC
353  long pw_change;
354  char *pw_class;
355#endif
356#if !(SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 32))
357  char *pw_gecos;
358#endif
359  char *pw_dir;
360  char *pw_shell;
361#if SANITIZER_MAC
362  long pw_expire;
363#endif
364};
365
366struct __sanitizer_group {
367  char *gr_name;
368  char *gr_passwd;
369  int gr_gid;
370  char **gr_mem;
371};
372
373#  if (defined(__x86_64__) && !defined(_LP64)) || defined(__hexagon__)
374typedef long long __sanitizer_time_t;
375#else
376typedef long __sanitizer_time_t;
377#endif
378
379typedef long __sanitizer_suseconds_t;
380
381struct __sanitizer_timeval {
382  __sanitizer_time_t tv_sec;
383  __sanitizer_suseconds_t tv_usec;
384};
385
386struct __sanitizer_itimerval {
387  struct __sanitizer_timeval it_interval;
388  struct __sanitizer_timeval it_value;
389};
390
391struct __sanitizer_timeb {
392  __sanitizer_time_t time;
393  unsigned short millitm;
394  short timezone;
395  short dstflag;
396};
397
398struct __sanitizer_ether_addr {
399  u8 octet[6];
400};
401
402struct __sanitizer_tm {
403  int tm_sec;
404  int tm_min;
405  int tm_hour;
406  int tm_mday;
407  int tm_mon;
408  int tm_year;
409  int tm_wday;
410  int tm_yday;
411  int tm_isdst;
412  long int tm_gmtoff;
413  const char *tm_zone;
414};
415
416#if SANITIZER_LINUX
417struct __sanitizer_mntent {
418  char *mnt_fsname;
419  char *mnt_dir;
420  char *mnt_type;
421  char *mnt_opts;
422  int mnt_freq;
423  int mnt_passno;
424};
425
426struct __sanitizer_file_handle {
427  unsigned int handle_bytes;
428  int handle_type;
429  unsigned char f_handle[1];  // variable sized
430};
431#endif
432
433#if SANITIZER_MAC
434struct __sanitizer_msghdr {
435  void *msg_name;
436  unsigned msg_namelen;
437  struct __sanitizer_iovec *msg_iov;
438  unsigned msg_iovlen;
439  void *msg_control;
440  unsigned msg_controllen;
441  int msg_flags;
442};
443struct __sanitizer_cmsghdr {
444  unsigned cmsg_len;
445  int cmsg_level;
446  int cmsg_type;
447};
448#else
449// In POSIX, int msg_iovlen; socklen_t msg_controllen; socklen_t cmsg_len; but
450// many implementations don't conform to the standard.
451struct __sanitizer_msghdr {
452  void *msg_name;
453  unsigned msg_namelen;
454  struct __sanitizer_iovec *msg_iov;
455  uptr msg_iovlen;
456  void *msg_control;
457  uptr msg_controllen;
458  int msg_flags;
459};
460struct __sanitizer_cmsghdr {
461  uptr cmsg_len;
462  int cmsg_level;
463  int cmsg_type;
464};
465#endif
466
467#if SANITIZER_LINUX
468struct __sanitizer_mmsghdr {
469  __sanitizer_msghdr msg_hdr;
470  unsigned int msg_len;
471};
472#endif
473
474#if SANITIZER_MAC
475struct __sanitizer_dirent {
476  unsigned long long d_ino;
477  unsigned long long d_seekoff;
478  unsigned short d_reclen;
479  // more fields that we don't care about
480};
481#  elif SANITIZER_ANDROID || defined(__x86_64__) || defined(__hexagon__)
482struct __sanitizer_dirent {
483  unsigned long long d_ino;
484  unsigned long long d_off;
485  unsigned short d_reclen;
486  // more fields that we don't care about
487};
488#  else
489struct __sanitizer_dirent {
490  uptr d_ino;
491  uptr d_off;
492  unsigned short d_reclen;
493  // more fields that we don't care about
494};
495#  endif
496
497#  if SANITIZER_LINUX && !SANITIZER_ANDROID
498struct __sanitizer_dirent64 {
499  unsigned long long d_ino;
500  unsigned long long d_off;
501  unsigned short d_reclen;
502  // more fields that we don't care about
503};
504#endif
505
506#if defined(__x86_64__) && !defined(_LP64)
507typedef long long __sanitizer_clock_t;
508#else
509typedef long __sanitizer_clock_t;
510#endif
511
512#if SANITIZER_LINUX
513typedef int __sanitizer_clockid_t;
514#endif
515
516#if SANITIZER_LINUX
517#    if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__) || \
518        defined(__mips__) || defined(__hexagon__)
519typedef unsigned __sanitizer___kernel_uid_t;
520typedef unsigned __sanitizer___kernel_gid_t;
521#else
522typedef unsigned short __sanitizer___kernel_uid_t;
523typedef unsigned short __sanitizer___kernel_gid_t;
524#endif
525#if defined(__x86_64__) && !defined(_LP64)
526typedef long long __sanitizer___kernel_off_t;
527#else
528typedef long __sanitizer___kernel_off_t;
529#endif
530
531#if defined(__powerpc__) || defined(__mips__)
532typedef unsigned int __sanitizer___kernel_old_uid_t;
533typedef unsigned int __sanitizer___kernel_old_gid_t;
534#else
535typedef unsigned short __sanitizer___kernel_old_uid_t;
536typedef unsigned short __sanitizer___kernel_old_gid_t;
537#endif
538
539typedef long long __sanitizer___kernel_loff_t;
540typedef struct {
541  unsigned long fds_bits[1024 / (8 * sizeof(long))];
542} __sanitizer___kernel_fd_set;
543#endif
544
545// This thing depends on the platform. We are only interested in the upper
546// limit. Verified with a compiler assert in .cpp.
547union __sanitizer_pthread_attr_t {
548  char size[128];
549  void *align;
550};
551
552#if SANITIZER_ANDROID
553# if SANITIZER_MIPS
554typedef unsigned long __sanitizer_sigset_t[16 / sizeof(unsigned long)];
555# else
556typedef unsigned long __sanitizer_sigset_t;
557# endif
558#elif SANITIZER_MAC
559typedef unsigned __sanitizer_sigset_t;
560#elif SANITIZER_LINUX
561struct __sanitizer_sigset_t {
562  // The size is determined by looking at sizeof of real sigset_t on linux.
563  uptr val[128 / sizeof(uptr)];
564};
565#endif
566
567struct __sanitizer_siginfo {
568  // The size is determined by looking at sizeof of real siginfo_t on linux.
569  u64 opaque[128 / sizeof(u64)];
570};
571
572using __sanitizer_sighandler_ptr = void (*)(int sig);
573using __sanitizer_sigactionhandler_ptr = void (*)(int sig,
574                                                  __sanitizer_siginfo *siginfo,
575                                                  void *uctx);
576
577// Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
578#if SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 64)
579struct __sanitizer_sigaction {
580  unsigned sa_flags;
581  union {
582    __sanitizer_sigactionhandler_ptr sigaction;
583    __sanitizer_sighandler_ptr handler;
584  };
585  __sanitizer_sigset_t sa_mask;
586  void (*sa_restorer)();
587};
588#elif SANITIZER_ANDROID && SANITIZER_MIPS32  // check this before WORDSIZE == 32
589struct __sanitizer_sigaction {
590  unsigned sa_flags;
591  union {
592    __sanitizer_sigactionhandler_ptr sigaction;
593    __sanitizer_sighandler_ptr handler;
594  };
595  __sanitizer_sigset_t sa_mask;
596};
597#elif SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 32)
598struct __sanitizer_sigaction {
599  union {
600    __sanitizer_sigactionhandler_ptr sigaction;
601    __sanitizer_sighandler_ptr handler;
602  };
603  __sanitizer_sigset_t sa_mask;
604  uptr sa_flags;
605  void (*sa_restorer)();
606};
607#else // !SANITIZER_ANDROID
608struct __sanitizer_sigaction {
609#if defined(__mips__) && !SANITIZER_FREEBSD
610  unsigned int sa_flags;
611#endif
612  union {
613    __sanitizer_sigactionhandler_ptr sigaction;
614    __sanitizer_sighandler_ptr handler;
615  };
616#if SANITIZER_FREEBSD
617  int sa_flags;
618  __sanitizer_sigset_t sa_mask;
619#else
620#if defined(__s390x__)
621  int sa_resv;
622#else
623  __sanitizer_sigset_t sa_mask;
624#endif
625#ifndef __mips__
626#if defined(__sparc__)
627#if __GLIBC_PREREQ (2, 20)
628  // On sparc glibc 2.19 and earlier sa_flags was unsigned long.
629#if defined(__arch64__)
630  // To maintain ABI compatibility on sparc64 when switching to an int,
631  // __glibc_reserved0 was added.
632  int __glibc_reserved0;
633#endif
634  int sa_flags;
635#else
636  unsigned long sa_flags;
637#endif
638#else
639  int sa_flags;
640#endif
641#endif
642#endif
643#if SANITIZER_LINUX
644  void (*sa_restorer)();
645#endif
646#if defined(__mips__) && (SANITIZER_WORDSIZE == 32)
647  int sa_resv[1];
648#endif
649#if defined(__s390x__)
650  __sanitizer_sigset_t sa_mask;
651#endif
652};
653#endif // !SANITIZER_ANDROID
654
655#if defined(__mips__)
656#define __SANITIZER_KERNEL_NSIG 128
657#else
658#define __SANITIZER_KERNEL_NSIG 64
659#endif
660
661struct __sanitizer_kernel_sigset_t {
662  uptr sig[__SANITIZER_KERNEL_NSIG / (sizeof(uptr) * 8)];
663};
664
665// Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
666#if SANITIZER_MIPS
667struct __sanitizer_kernel_sigaction_t {
668  unsigned int sa_flags;
669  union {
670    void (*handler)(int signo);
671    void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
672  };
673  __sanitizer_kernel_sigset_t sa_mask;
674  void (*sa_restorer)(void);
675};
676#else
677struct __sanitizer_kernel_sigaction_t {
678  union {
679    void (*handler)(int signo);
680    void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
681  };
682  unsigned long sa_flags;
683  void (*sa_restorer)(void);
684  __sanitizer_kernel_sigset_t sa_mask;
685};
686#endif
687
688extern const uptr sig_ign;
689extern const uptr sig_dfl;
690extern const uptr sig_err;
691extern const uptr sa_siginfo;
692
693#if SANITIZER_LINUX
694extern int e_tabsz;
695#endif
696
697extern int af_inet;
698extern int af_inet6;
699uptr __sanitizer_in_addr_sz(int af);
700
701#if SANITIZER_LINUX
702struct __sanitizer_dl_phdr_info {
703  uptr dlpi_addr;
704  const char *dlpi_name;
705  const void *dlpi_phdr;
706  short dlpi_phnum;
707};
708
709extern unsigned struct_ElfW_Phdr_sz;
710#endif
711
712struct __sanitizer_protoent {
713  char *p_name;
714  char **p_aliases;
715  int p_proto;
716};
717
718struct __sanitizer_netent {
719  char *n_name;
720  char **n_aliases;
721  int n_addrtype;
722  u32 n_net;
723};
724
725struct __sanitizer_addrinfo {
726  int ai_flags;
727  int ai_family;
728  int ai_socktype;
729  int ai_protocol;
730#if SANITIZER_ANDROID || SANITIZER_MAC
731  unsigned ai_addrlen;
732  char *ai_canonname;
733  void *ai_addr;
734#else // LINUX
735  unsigned ai_addrlen;
736  void *ai_addr;
737  char *ai_canonname;
738#endif
739  struct __sanitizer_addrinfo *ai_next;
740};
741
742struct __sanitizer_hostent {
743  char *h_name;
744  char **h_aliases;
745  int h_addrtype;
746  int h_length;
747  char **h_addr_list;
748};
749
750struct __sanitizer_pollfd {
751  int fd;
752  short events;
753  short revents;
754};
755
756#if SANITIZER_ANDROID || SANITIZER_MAC
757typedef unsigned __sanitizer_nfds_t;
758#else
759typedef unsigned long __sanitizer_nfds_t;
760#endif
761
762#if !SANITIZER_ANDROID
763# if SANITIZER_LINUX
764struct __sanitizer_glob_t {
765  uptr gl_pathc;
766  char **gl_pathv;
767  uptr gl_offs;
768  int gl_flags;
769
770  void (*gl_closedir)(void *dirp);
771  void *(*gl_readdir)(void *dirp);
772  void *(*gl_opendir)(const char *);
773  int (*gl_lstat)(const char *, void *);
774  int (*gl_stat)(const char *, void *);
775};
776# endif  // SANITIZER_LINUX
777
778# if SANITIZER_LINUX
779extern int glob_nomatch;
780extern int glob_altdirfunc;
781# endif
782#endif  // !SANITIZER_ANDROID
783
784extern unsigned path_max;
785
786#  if !SANITIZER_ANDROID
787extern const int wordexp_wrde_dooffs;
788#  endif  // !SANITIZER_ANDROID
789
790struct __sanitizer_wordexp_t {
791  uptr we_wordc;
792  char **we_wordv;
793  uptr we_offs;
794};
795
796#if SANITIZER_LINUX && !SANITIZER_ANDROID
797struct __sanitizer_FILE {
798  int _flags;
799  char *_IO_read_ptr;
800  char *_IO_read_end;
801  char *_IO_read_base;
802  char *_IO_write_base;
803  char *_IO_write_ptr;
804  char *_IO_write_end;
805  char *_IO_buf_base;
806  char *_IO_buf_end;
807  char *_IO_save_base;
808  char *_IO_backup_base;
809  char *_IO_save_end;
810  void *_markers;
811  __sanitizer_FILE *_chain;
812  int _fileno;
813};
814# define SANITIZER_HAS_STRUCT_FILE 1
815#else
816typedef void __sanitizer_FILE;
817# define SANITIZER_HAS_STRUCT_FILE 0
818#endif
819
820#if SANITIZER_LINUX && !SANITIZER_ANDROID &&                               \
821    (defined(__i386) || defined(__x86_64) || defined(__mips64) ||          \
822     defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \
823     defined(__s390__) || SANITIZER_RISCV64)
824extern unsigned struct_user_regs_struct_sz;
825extern unsigned struct_user_fpregs_struct_sz;
826extern unsigned struct_user_fpxregs_struct_sz;
827extern unsigned struct_user_vfpregs_struct_sz;
828
829extern int ptrace_peektext;
830extern int ptrace_peekdata;
831extern int ptrace_peekuser;
832extern int ptrace_getregs;
833extern int ptrace_setregs;
834extern int ptrace_getfpregs;
835extern int ptrace_setfpregs;
836extern int ptrace_getfpxregs;
837extern int ptrace_setfpxregs;
838extern int ptrace_getvfpregs;
839extern int ptrace_setvfpregs;
840extern int ptrace_getsiginfo;
841extern int ptrace_setsiginfo;
842extern int ptrace_getregset;
843extern int ptrace_setregset;
844extern int ptrace_geteventmsg;
845#endif
846
847#if SANITIZER_LINUX  && !SANITIZER_ANDROID
848extern unsigned struct_shminfo_sz;
849extern unsigned struct_shm_info_sz;
850extern int shmctl_ipc_stat;
851extern int shmctl_ipc_info;
852extern int shmctl_shm_info;
853extern int shmctl_shm_stat;
854#endif
855
856#if !SANITIZER_MAC && !SANITIZER_FREEBSD
857extern unsigned struct_utmp_sz;
858#endif
859#if !SANITIZER_ANDROID
860extern unsigned struct_utmpx_sz;
861#endif
862
863extern int map_fixed;
864
865// ioctl arguments
866struct __sanitizer_ifconf {
867  int ifc_len;
868  union {
869    void *ifcu_req;
870  } ifc_ifcu;
871#if SANITIZER_MAC
872} __attribute__((packed));
873#else
874};
875#endif
876
877#if SANITIZER_LINUX && !SANITIZER_ANDROID
878struct __sanitizer__obstack_chunk {
879  char *limit;
880  struct __sanitizer__obstack_chunk *prev;
881};
882
883struct __sanitizer_obstack {
884  long chunk_size;
885  struct __sanitizer__obstack_chunk *chunk;
886  char *object_base;
887  char *next_free;
888  uptr more_fields[7];
889};
890
891typedef uptr (*__sanitizer_cookie_io_read)(void *cookie, char *buf, uptr size);
892typedef uptr (*__sanitizer_cookie_io_write)(void *cookie, const char *buf,
893                                            uptr size);
894typedef int (*__sanitizer_cookie_io_seek)(void *cookie, u64 *offset,
895                                          int whence);
896typedef int (*__sanitizer_cookie_io_close)(void *cookie);
897
898struct __sanitizer_cookie_io_functions_t {
899  __sanitizer_cookie_io_read read;
900  __sanitizer_cookie_io_write write;
901  __sanitizer_cookie_io_seek seek;
902  __sanitizer_cookie_io_close close;
903};
904#endif
905
906#define IOC_NRBITS 8
907#define IOC_TYPEBITS 8
908#if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__) || \
909    defined(__sparc__)
910#define IOC_SIZEBITS 13
911#define IOC_DIRBITS 3
912#define IOC_NONE 1U
913#define IOC_WRITE 4U
914#define IOC_READ 2U
915#else
916#define IOC_SIZEBITS 14
917#define IOC_DIRBITS 2
918#define IOC_NONE 0U
919#define IOC_WRITE 1U
920#define IOC_READ 2U
921#endif
922#define IOC_NRMASK ((1 << IOC_NRBITS) - 1)
923#define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1)
924#define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1)
925#if defined(IOC_DIRMASK)
926#undef IOC_DIRMASK
927#endif
928#define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1)
929#define IOC_NRSHIFT 0
930#define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS)
931#define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS)
932#define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS)
933#define EVIOC_EV_MAX 0x1f
934#define EVIOC_ABS_MAX 0x3f
935
936#define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK)
937#define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK)
938#define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
939
940#if defined(__sparc__)
941// In sparc the 14 bits SIZE field overlaps with the
942// least significant bit of DIR, so either IOC_READ or
943// IOC_WRITE shall be 1 in order to get a non-zero SIZE.
944#define IOC_SIZE(nr) \
945  ((((((nr) >> 29) & 0x7) & (4U | 2U)) == 0) ? 0 : (((nr) >> 16) & 0x3fff))
946#else
947#define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
948#endif
949
950extern unsigned struct_ifreq_sz;
951extern unsigned struct_termios_sz;
952extern unsigned struct_winsize_sz;
953
954#if SANITIZER_LINUX
955extern unsigned struct_arpreq_sz;
956extern unsigned struct_cdrom_msf_sz;
957extern unsigned struct_cdrom_multisession_sz;
958extern unsigned struct_cdrom_read_audio_sz;
959extern unsigned struct_cdrom_subchnl_sz;
960extern unsigned struct_cdrom_ti_sz;
961extern unsigned struct_cdrom_tocentry_sz;
962extern unsigned struct_cdrom_tochdr_sz;
963extern unsigned struct_cdrom_volctrl_sz;
964extern unsigned struct_ff_effect_sz;
965extern unsigned struct_floppy_drive_params_sz;
966extern unsigned struct_floppy_drive_struct_sz;
967extern unsigned struct_floppy_fdc_state_sz;
968extern unsigned struct_floppy_max_errors_sz;
969extern unsigned struct_floppy_raw_cmd_sz;
970extern unsigned struct_floppy_struct_sz;
971extern unsigned struct_floppy_write_errors_sz;
972extern unsigned struct_format_descr_sz;
973extern unsigned struct_hd_driveid_sz;
974extern unsigned struct_hd_geometry_sz;
975extern unsigned struct_input_absinfo_sz;
976extern unsigned struct_input_id_sz;
977extern unsigned struct_mtpos_sz;
978extern unsigned struct_termio_sz;
979extern unsigned struct_vt_consize_sz;
980extern unsigned struct_vt_sizes_sz;
981extern unsigned struct_vt_stat_sz;
982#endif  // SANITIZER_LINUX
983
984#if SANITIZER_LINUX
985extern unsigned struct_copr_buffer_sz;
986extern unsigned struct_copr_debug_buf_sz;
987extern unsigned struct_copr_msg_sz;
988extern unsigned struct_midi_info_sz;
989extern unsigned struct_mtget_sz;
990extern unsigned struct_mtop_sz;
991extern unsigned struct_rtentry_sz;
992extern unsigned struct_sbi_instrument_sz;
993extern unsigned struct_seq_event_rec_sz;
994extern unsigned struct_synth_info_sz;
995extern unsigned struct_vt_mode_sz;
996#endif // SANITIZER_LINUX
997
998#if SANITIZER_LINUX && !SANITIZER_ANDROID
999extern unsigned struct_ax25_parms_struct_sz;
1000extern unsigned struct_input_keymap_entry_sz;
1001extern unsigned struct_ipx_config_data_sz;
1002extern unsigned struct_kbdiacrs_sz;
1003extern unsigned struct_kbentry_sz;
1004extern unsigned struct_kbkeycode_sz;
1005extern unsigned struct_kbsentry_sz;
1006extern unsigned struct_mtconfiginfo_sz;
1007extern unsigned struct_nr_parms_struct_sz;
1008extern unsigned struct_scc_modem_sz;
1009extern unsigned struct_scc_stat_sz;
1010extern unsigned struct_serial_multiport_struct_sz;
1011extern unsigned struct_serial_struct_sz;
1012extern unsigned struct_sockaddr_ax25_sz;
1013extern unsigned struct_unimapdesc_sz;
1014extern unsigned struct_unimapinit_sz;
1015#endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
1016
1017extern const unsigned long __sanitizer_bufsiz;
1018
1019#if SANITIZER_LINUX && !SANITIZER_ANDROID
1020extern unsigned struct_audio_buf_info_sz;
1021extern unsigned struct_ppp_stats_sz;
1022#endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
1023
1024#if !SANITIZER_ANDROID && !SANITIZER_MAC
1025extern unsigned struct_sioc_sg_req_sz;
1026extern unsigned struct_sioc_vif_req_sz;
1027#endif
1028
1029// ioctl request identifiers
1030
1031// A special value to mark ioctls that are not present on the target platform,
1032// when it can not be determined without including any system headers.
1033extern const unsigned IOCTL_NOT_PRESENT;
1034
1035extern unsigned IOCTL_FIOASYNC;
1036extern unsigned IOCTL_FIOCLEX;
1037extern unsigned IOCTL_FIOGETOWN;
1038extern unsigned IOCTL_FIONBIO;
1039extern unsigned IOCTL_FIONCLEX;
1040extern unsigned IOCTL_FIOSETOWN;
1041extern unsigned IOCTL_SIOCADDMULTI;
1042extern unsigned IOCTL_SIOCATMARK;
1043extern unsigned IOCTL_SIOCDELMULTI;
1044extern unsigned IOCTL_SIOCGIFADDR;
1045extern unsigned IOCTL_SIOCGIFBRDADDR;
1046extern unsigned IOCTL_SIOCGIFCONF;
1047extern unsigned IOCTL_SIOCGIFDSTADDR;
1048extern unsigned IOCTL_SIOCGIFFLAGS;
1049extern unsigned IOCTL_SIOCGIFMETRIC;
1050extern unsigned IOCTL_SIOCGIFMTU;
1051extern unsigned IOCTL_SIOCGIFNETMASK;
1052extern unsigned IOCTL_SIOCGPGRP;
1053extern unsigned IOCTL_SIOCSIFADDR;
1054extern unsigned IOCTL_SIOCSIFBRDADDR;
1055extern unsigned IOCTL_SIOCSIFDSTADDR;
1056extern unsigned IOCTL_SIOCSIFFLAGS;
1057extern unsigned IOCTL_SIOCSIFMETRIC;
1058extern unsigned IOCTL_SIOCSIFMTU;
1059extern unsigned IOCTL_SIOCSIFNETMASK;
1060extern unsigned IOCTL_SIOCSPGRP;
1061extern unsigned IOCTL_TIOCCONS;
1062extern unsigned IOCTL_TIOCEXCL;
1063extern unsigned IOCTL_TIOCGETD;
1064extern unsigned IOCTL_TIOCGPGRP;
1065extern unsigned IOCTL_TIOCGWINSZ;
1066extern unsigned IOCTL_TIOCMBIC;
1067extern unsigned IOCTL_TIOCMBIS;
1068extern unsigned IOCTL_TIOCMGET;
1069extern unsigned IOCTL_TIOCMSET;
1070extern unsigned IOCTL_TIOCNOTTY;
1071extern unsigned IOCTL_TIOCNXCL;
1072extern unsigned IOCTL_TIOCOUTQ;
1073extern unsigned IOCTL_TIOCPKT;
1074extern unsigned IOCTL_TIOCSCTTY;
1075extern unsigned IOCTL_TIOCSETD;
1076extern unsigned IOCTL_TIOCSPGRP;
1077extern unsigned IOCTL_TIOCSTI;
1078extern unsigned IOCTL_TIOCSWINSZ;
1079#if SANITIZER_LINUX && !SANITIZER_ANDROID
1080extern unsigned IOCTL_SIOCGETSGCNT;
1081extern unsigned IOCTL_SIOCGETVIFCNT;
1082#endif
1083#if SANITIZER_LINUX
1084extern unsigned IOCTL_EVIOCGABS;
1085extern unsigned IOCTL_EVIOCGBIT;
1086extern unsigned IOCTL_EVIOCGEFFECTS;
1087extern unsigned IOCTL_EVIOCGID;
1088extern unsigned IOCTL_EVIOCGKEY;
1089extern unsigned IOCTL_EVIOCGKEYCODE;
1090extern unsigned IOCTL_EVIOCGLED;
1091extern unsigned IOCTL_EVIOCGNAME;
1092extern unsigned IOCTL_EVIOCGPHYS;
1093extern unsigned IOCTL_EVIOCGRAB;
1094extern unsigned IOCTL_EVIOCGREP;
1095extern unsigned IOCTL_EVIOCGSND;
1096extern unsigned IOCTL_EVIOCGSW;
1097extern unsigned IOCTL_EVIOCGUNIQ;
1098extern unsigned IOCTL_EVIOCGVERSION;
1099extern unsigned IOCTL_EVIOCRMFF;
1100extern unsigned IOCTL_EVIOCSABS;
1101extern unsigned IOCTL_EVIOCSFF;
1102extern unsigned IOCTL_EVIOCSKEYCODE;
1103extern unsigned IOCTL_EVIOCSREP;
1104extern unsigned IOCTL_BLKFLSBUF;
1105extern unsigned IOCTL_BLKGETSIZE;
1106extern unsigned IOCTL_BLKRAGET;
1107extern unsigned IOCTL_BLKRASET;
1108extern unsigned IOCTL_BLKROGET;
1109extern unsigned IOCTL_BLKROSET;
1110extern unsigned IOCTL_BLKRRPART;
1111extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
1112extern unsigned IOCTL_CDROMEJECT;
1113extern unsigned IOCTL_CDROMEJECT_SW;
1114extern unsigned IOCTL_CDROMMULTISESSION;
1115extern unsigned IOCTL_CDROMPAUSE;
1116extern unsigned IOCTL_CDROMPLAYMSF;
1117extern unsigned IOCTL_CDROMPLAYTRKIND;
1118extern unsigned IOCTL_CDROMREADAUDIO;
1119extern unsigned IOCTL_CDROMREADCOOKED;
1120extern unsigned IOCTL_CDROMREADMODE1;
1121extern unsigned IOCTL_CDROMREADMODE2;
1122extern unsigned IOCTL_CDROMREADRAW;
1123extern unsigned IOCTL_CDROMREADTOCENTRY;
1124extern unsigned IOCTL_CDROMREADTOCHDR;
1125extern unsigned IOCTL_CDROMRESET;
1126extern unsigned IOCTL_CDROMRESUME;
1127extern unsigned IOCTL_CDROMSEEK;
1128extern unsigned IOCTL_CDROMSTART;
1129extern unsigned IOCTL_CDROMSTOP;
1130extern unsigned IOCTL_CDROMSUBCHNL;
1131extern unsigned IOCTL_CDROMVOLCTRL;
1132extern unsigned IOCTL_CDROMVOLREAD;
1133extern unsigned IOCTL_CDROM_GET_UPC;
1134extern unsigned IOCTL_FDCLRPRM;
1135extern unsigned IOCTL_FDDEFPRM;
1136extern unsigned IOCTL_FDFLUSH;
1137extern unsigned IOCTL_FDFMTBEG;
1138extern unsigned IOCTL_FDFMTEND;
1139extern unsigned IOCTL_FDFMTTRK;
1140extern unsigned IOCTL_FDGETDRVPRM;
1141extern unsigned IOCTL_FDGETDRVSTAT;
1142extern unsigned IOCTL_FDGETDRVTYP;
1143extern unsigned IOCTL_FDGETFDCSTAT;
1144extern unsigned IOCTL_FDGETMAXERRS;
1145extern unsigned IOCTL_FDGETPRM;
1146extern unsigned IOCTL_FDMSGOFF;
1147extern unsigned IOCTL_FDMSGON;
1148extern unsigned IOCTL_FDPOLLDRVSTAT;
1149extern unsigned IOCTL_FDRAWCMD;
1150extern unsigned IOCTL_FDRESET;
1151extern unsigned IOCTL_FDSETDRVPRM;
1152extern unsigned IOCTL_FDSETEMSGTRESH;
1153extern unsigned IOCTL_FDSETMAXERRS;
1154extern unsigned IOCTL_FDSETPRM;
1155extern unsigned IOCTL_FDTWADDLE;
1156extern unsigned IOCTL_FDWERRORCLR;
1157extern unsigned IOCTL_FDWERRORGET;
1158extern unsigned IOCTL_HDIO_DRIVE_CMD;
1159extern unsigned IOCTL_HDIO_GETGEO;
1160extern unsigned IOCTL_HDIO_GET_32BIT;
1161extern unsigned IOCTL_HDIO_GET_DMA;
1162extern unsigned IOCTL_HDIO_GET_IDENTITY;
1163extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
1164extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
1165extern unsigned IOCTL_HDIO_GET_NOWERR;
1166extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
1167extern unsigned IOCTL_HDIO_SET_32BIT;
1168extern unsigned IOCTL_HDIO_SET_DMA;
1169extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
1170extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
1171extern unsigned IOCTL_HDIO_SET_NOWERR;
1172extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
1173extern unsigned IOCTL_MTIOCPOS;
1174extern unsigned IOCTL_PPPIOCGASYNCMAP;
1175extern unsigned IOCTL_PPPIOCGDEBUG;
1176extern unsigned IOCTL_PPPIOCGFLAGS;
1177extern unsigned IOCTL_PPPIOCGUNIT;
1178extern unsigned IOCTL_PPPIOCGXASYNCMAP;
1179extern unsigned IOCTL_PPPIOCSASYNCMAP;
1180extern unsigned IOCTL_PPPIOCSDEBUG;
1181extern unsigned IOCTL_PPPIOCSFLAGS;
1182extern unsigned IOCTL_PPPIOCSMAXCID;
1183extern unsigned IOCTL_PPPIOCSMRU;
1184extern unsigned IOCTL_PPPIOCSXASYNCMAP;
1185extern unsigned IOCTL_SIOCDARP;
1186extern unsigned IOCTL_SIOCDRARP;
1187extern unsigned IOCTL_SIOCGARP;
1188extern unsigned IOCTL_SIOCGIFENCAP;
1189extern unsigned IOCTL_SIOCGIFHWADDR;
1190extern unsigned IOCTL_SIOCGIFMAP;
1191extern unsigned IOCTL_SIOCGIFMEM;
1192extern unsigned IOCTL_SIOCGIFNAME;
1193extern unsigned IOCTL_SIOCGIFSLAVE;
1194extern unsigned IOCTL_SIOCGRARP;
1195extern unsigned IOCTL_SIOCGSTAMP;
1196extern unsigned IOCTL_SIOCSARP;
1197extern unsigned IOCTL_SIOCSIFENCAP;
1198extern unsigned IOCTL_SIOCSIFHWADDR;
1199extern unsigned IOCTL_SIOCSIFLINK;
1200extern unsigned IOCTL_SIOCSIFMAP;
1201extern unsigned IOCTL_SIOCSIFMEM;
1202extern unsigned IOCTL_SIOCSIFSLAVE;
1203extern unsigned IOCTL_SIOCSRARP;
1204extern unsigned IOCTL_SNDCTL_COPR_HALT;
1205extern unsigned IOCTL_SNDCTL_COPR_LOAD;
1206extern unsigned IOCTL_SNDCTL_COPR_RCODE;
1207extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
1208extern unsigned IOCTL_SNDCTL_COPR_RDATA;
1209extern unsigned IOCTL_SNDCTL_COPR_RESET;
1210extern unsigned IOCTL_SNDCTL_COPR_RUN;
1211extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
1212extern unsigned IOCTL_SNDCTL_COPR_WCODE;
1213extern unsigned IOCTL_SNDCTL_COPR_WDATA;
1214extern unsigned IOCTL_TCFLSH;
1215extern unsigned IOCTL_TCGETA;
1216extern unsigned IOCTL_TCGETS;
1217extern unsigned IOCTL_TCSBRK;
1218extern unsigned IOCTL_TCSBRKP;
1219extern unsigned IOCTL_TCSETA;
1220extern unsigned IOCTL_TCSETAF;
1221extern unsigned IOCTL_TCSETAW;
1222extern unsigned IOCTL_TCSETS;
1223extern unsigned IOCTL_TCSETSF;
1224extern unsigned IOCTL_TCSETSW;
1225extern unsigned IOCTL_TCXONC;
1226extern unsigned IOCTL_TIOCGLCKTRMIOS;
1227extern unsigned IOCTL_TIOCGSOFTCAR;
1228extern unsigned IOCTL_TIOCINQ;
1229extern unsigned IOCTL_TIOCLINUX;
1230extern unsigned IOCTL_TIOCSERCONFIG;
1231extern unsigned IOCTL_TIOCSERGETLSR;
1232extern unsigned IOCTL_TIOCSERGWILD;
1233extern unsigned IOCTL_TIOCSERSWILD;
1234extern unsigned IOCTL_TIOCSLCKTRMIOS;
1235extern unsigned IOCTL_TIOCSSOFTCAR;
1236extern unsigned IOCTL_VT_DISALLOCATE;
1237extern unsigned IOCTL_VT_GETSTATE;
1238extern unsigned IOCTL_VT_RESIZE;
1239extern unsigned IOCTL_VT_RESIZEX;
1240extern unsigned IOCTL_VT_SENDSIG;
1241extern unsigned IOCTL_MTIOCGET;
1242extern unsigned IOCTL_MTIOCTOP;
1243extern unsigned IOCTL_SIOCADDRT;
1244extern unsigned IOCTL_SIOCDELRT;
1245extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
1246extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
1247extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
1248extern unsigned IOCTL_SNDCTL_DSP_POST;
1249extern unsigned IOCTL_SNDCTL_DSP_RESET;
1250extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
1251extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
1252extern unsigned IOCTL_SNDCTL_DSP_SPEED;
1253extern unsigned IOCTL_SNDCTL_DSP_STEREO;
1254extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
1255extern unsigned IOCTL_SNDCTL_DSP_SYNC;
1256extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
1257extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
1258extern unsigned IOCTL_SNDCTL_MIDI_INFO;
1259extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
1260extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
1261extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
1262extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
1263extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
1264extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
1265extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
1266extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
1267extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
1268extern unsigned IOCTL_SNDCTL_SEQ_RESET;
1269extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
1270extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
1271extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
1272extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
1273extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
1274extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
1275extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
1276extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
1277extern unsigned IOCTL_SNDCTL_TMR_SELECT;
1278extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
1279extern unsigned IOCTL_SNDCTL_TMR_START;
1280extern unsigned IOCTL_SNDCTL_TMR_STOP;
1281extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
1282extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
1283extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
1284extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
1285extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
1286extern unsigned IOCTL_SOUND_MIXER_READ_CD;
1287extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
1288extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
1289extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
1290extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
1291extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
1292extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
1293extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
1294extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
1295extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
1296extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
1297extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
1298extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
1299extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
1300extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
1301extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
1302extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
1303extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
1304extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
1305extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
1306extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
1307extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
1308extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
1309extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
1310extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
1311extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
1312extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
1313extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
1314extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
1315extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
1316extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
1317extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
1318extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
1319extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
1320extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
1321extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
1322extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
1323extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
1324extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
1325extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
1326extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
1327extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
1328extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
1329extern unsigned IOCTL_SOUND_PCM_READ_BITS;
1330extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
1331extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
1332extern unsigned IOCTL_SOUND_PCM_READ_RATE;
1333extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
1334extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
1335extern unsigned IOCTL_VT_ACTIVATE;
1336extern unsigned IOCTL_VT_GETMODE;
1337extern unsigned IOCTL_VT_OPENQRY;
1338extern unsigned IOCTL_VT_RELDISP;
1339extern unsigned IOCTL_VT_SETMODE;
1340extern unsigned IOCTL_VT_WAITACTIVE;
1341#endif  // SANITIZER_LINUX
1342
1343#if SANITIZER_LINUX && !SANITIZER_ANDROID
1344extern unsigned IOCTL_EQL_EMANCIPATE;
1345extern unsigned IOCTL_EQL_ENSLAVE;
1346extern unsigned IOCTL_EQL_GETMASTRCFG;
1347extern unsigned IOCTL_EQL_GETSLAVECFG;
1348extern unsigned IOCTL_EQL_SETMASTRCFG;
1349extern unsigned IOCTL_EQL_SETSLAVECFG;
1350extern unsigned IOCTL_EVIOCGKEYCODE_V2;
1351extern unsigned IOCTL_EVIOCGPROP;
1352extern unsigned IOCTL_EVIOCSKEYCODE_V2;
1353extern unsigned IOCTL_FS_IOC_GETFLAGS;
1354extern unsigned IOCTL_FS_IOC_GETVERSION;
1355extern unsigned IOCTL_FS_IOC_SETFLAGS;
1356extern unsigned IOCTL_FS_IOC_SETVERSION;
1357extern unsigned IOCTL_GIO_CMAP;
1358extern unsigned IOCTL_GIO_FONT;
1359extern unsigned IOCTL_GIO_UNIMAP;
1360extern unsigned IOCTL_GIO_UNISCRNMAP;
1361extern unsigned IOCTL_KDADDIO;
1362extern unsigned IOCTL_KDDELIO;
1363extern unsigned IOCTL_KDGETKEYCODE;
1364extern unsigned IOCTL_KDGKBDIACR;
1365extern unsigned IOCTL_KDGKBENT;
1366extern unsigned IOCTL_KDGKBLED;
1367extern unsigned IOCTL_KDGKBMETA;
1368extern unsigned IOCTL_KDGKBSENT;
1369extern unsigned IOCTL_KDMAPDISP;
1370extern unsigned IOCTL_KDSETKEYCODE;
1371extern unsigned IOCTL_KDSIGACCEPT;
1372extern unsigned IOCTL_KDSKBDIACR;
1373extern unsigned IOCTL_KDSKBENT;
1374extern unsigned IOCTL_KDSKBLED;
1375extern unsigned IOCTL_KDSKBMETA;
1376extern unsigned IOCTL_KDSKBSENT;
1377extern unsigned IOCTL_KDUNMAPDISP;
1378extern unsigned IOCTL_LPABORT;
1379extern unsigned IOCTL_LPABORTOPEN;
1380extern unsigned IOCTL_LPCAREFUL;
1381extern unsigned IOCTL_LPCHAR;
1382extern unsigned IOCTL_LPGETIRQ;
1383extern unsigned IOCTL_LPGETSTATUS;
1384extern unsigned IOCTL_LPRESET;
1385extern unsigned IOCTL_LPSETIRQ;
1386extern unsigned IOCTL_LPTIME;
1387extern unsigned IOCTL_LPWAIT;
1388extern unsigned IOCTL_MTIOCGETCONFIG;
1389extern unsigned IOCTL_MTIOCSETCONFIG;
1390extern unsigned IOCTL_PIO_CMAP;
1391extern unsigned IOCTL_PIO_FONT;
1392extern unsigned IOCTL_PIO_UNIMAP;
1393extern unsigned IOCTL_PIO_UNIMAPCLR;
1394extern unsigned IOCTL_PIO_UNISCRNMAP;
1395extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
1396extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
1397extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
1398extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
1399extern unsigned IOCTL_SIOCAIPXITFCRT;
1400extern unsigned IOCTL_SIOCAIPXPRISLT;
1401extern unsigned IOCTL_SIOCAX25ADDUID;
1402extern unsigned IOCTL_SIOCAX25DELUID;
1403extern unsigned IOCTL_SIOCAX25GETPARMS;
1404extern unsigned IOCTL_SIOCAX25GETUID;
1405extern unsigned IOCTL_SIOCAX25NOUID;
1406extern unsigned IOCTL_SIOCAX25SETPARMS;
1407extern unsigned IOCTL_SIOCDEVPLIP;
1408extern unsigned IOCTL_SIOCIPXCFGDATA;
1409extern unsigned IOCTL_SIOCNRDECOBS;
1410extern unsigned IOCTL_SIOCNRGETPARMS;
1411extern unsigned IOCTL_SIOCNRRTCTL;
1412extern unsigned IOCTL_SIOCNRSETPARMS;
1413extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
1414extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
1415extern unsigned IOCTL_TIOCGSERIAL;
1416extern unsigned IOCTL_TIOCSERGETMULTI;
1417extern unsigned IOCTL_TIOCSERSETMULTI;
1418extern unsigned IOCTL_TIOCSSERIAL;
1419extern unsigned IOCTL_GIO_SCRNMAP;
1420extern unsigned IOCTL_KDDISABIO;
1421extern unsigned IOCTL_KDENABIO;
1422extern unsigned IOCTL_KDGETLED;
1423extern unsigned IOCTL_KDGETMODE;
1424extern unsigned IOCTL_KDGKBMODE;
1425extern unsigned IOCTL_KDGKBTYPE;
1426extern unsigned IOCTL_KDMKTONE;
1427extern unsigned IOCTL_KDSETLED;
1428extern unsigned IOCTL_KDSETMODE;
1429extern unsigned IOCTL_KDSKBMODE;
1430extern unsigned IOCTL_KIOCSOUND;
1431extern unsigned IOCTL_PIO_SCRNMAP;
1432#endif
1433
1434extern const int si_SEGV_MAPERR;
1435extern const int si_SEGV_ACCERR;
1436}  // namespace __sanitizer
1437
1438#define CHECK_TYPE_SIZE(TYPE) \
1439  COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
1440
1441#define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER)                      \
1442  COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *)NULL)->MEMBER) == \
1443                 sizeof(((CLASS *)NULL)->MEMBER));                \
1444  COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) ==         \
1445                 offsetof(CLASS, MEMBER))
1446
1447// For sigaction, which is a function and struct at the same time,
1448// and thus requires explicit "struct" in sizeof() expression.
1449#define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER)                      \
1450  COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *)NULL)->MEMBER) == \
1451                 sizeof(((struct CLASS *)NULL)->MEMBER));                \
1452  COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) ==         \
1453                 offsetof(struct CLASS, MEMBER))
1454
1455#define SIGACTION_SYMNAME sigaction
1456
1457#endif  // SANITIZER_LINUX || SANITIZER_MAC
1458
1459#endif
1460