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