xref: /netbsd-src/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h (revision e9e6e0f6fbc36b8de7586170291cf5fc97cab8b6)
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 
29 namespace __sanitizer {
30 extern unsigned struct_utsname_sz;
31 extern unsigned struct_stat_sz;
32 #if !SANITIZER_IOS
33 extern unsigned struct_stat64_sz;
34 #endif
35 extern unsigned struct_rusage_sz;
36 extern unsigned siginfo_t_sz;
37 extern unsigned struct_itimerval_sz;
38 extern unsigned pthread_t_sz;
39 extern unsigned pthread_mutex_t_sz;
40 extern unsigned pthread_cond_t_sz;
41 extern unsigned pid_t_sz;
42 extern unsigned timeval_sz;
43 extern unsigned uid_t_sz;
44 extern unsigned gid_t_sz;
45 extern unsigned mbstate_t_sz;
46 extern unsigned struct_timezone_sz;
47 extern unsigned struct_tms_sz;
48 extern unsigned struct_itimerspec_sz;
49 extern unsigned struct_sigevent_sz;
50 extern unsigned struct_stack_t_sz;
51 extern unsigned struct_sched_param_sz;
52 extern unsigned struct_statfs64_sz;
53 extern unsigned struct_regex_sz;
54 extern unsigned struct_regmatch_sz;
55 
56 #if !SANITIZER_ANDROID
57 extern unsigned struct_fstab_sz;
58 extern unsigned struct_statfs_sz;
59 extern unsigned struct_sockaddr_sz;
60 extern unsigned ucontext_t_sz;
61 #endif // !SANITIZER_ANDROID
62 
63 #if SANITIZER_LINUX
64 
65 #if defined(__x86_64__)
66 const unsigned struct_kernel_stat_sz = 144;
67 const unsigned struct_kernel_stat64_sz = 0;
68 #elif defined(__i386__)
69 const unsigned struct_kernel_stat_sz = 64;
70 const unsigned struct_kernel_stat64_sz = 96;
71 #elif defined(__arm__)
72 const unsigned struct_kernel_stat_sz = 64;
73 const unsigned struct_kernel_stat64_sz = 104;
74 #elif defined(__aarch64__)
75 const unsigned struct_kernel_stat_sz = 128;
76 const unsigned struct_kernel_stat64_sz = 104;
77 #elif defined(__powerpc__) && !defined(__powerpc64__)
78 const unsigned struct_kernel_stat_sz = 72;
79 const unsigned struct_kernel_stat64_sz = 104;
80 #elif defined(__powerpc64__)
81 const unsigned struct_kernel_stat_sz = 144;
82 const unsigned struct_kernel_stat64_sz = 104;
83 #elif defined(__mips__)
84 const unsigned struct_kernel_stat_sz = SANITIZER_ANDROID
85                                            ? FIRST_32_SECOND_64(104, 128)
86                                            : FIRST_32_SECOND_64(144, 216);
87 const unsigned struct_kernel_stat64_sz = 104;
88 #elif defined(__s390__) && !defined(__s390x__)
89 const unsigned struct_kernel_stat_sz = 64;
90 const unsigned struct_kernel_stat64_sz = 104;
91 #elif defined(__s390x__)
92 const unsigned struct_kernel_stat_sz = 144;
93 const unsigned struct_kernel_stat64_sz = 0;
94 #elif defined(__sparc__) && defined(__arch64__)
95 const unsigned struct___old_kernel_stat_sz = 0;
96 const unsigned struct_kernel_stat_sz = 104;
97 const unsigned struct_kernel_stat64_sz = 144;
98 #elif defined(__sparc__) && !defined(__arch64__)
99 const unsigned struct___old_kernel_stat_sz = 0;
100 const unsigned struct_kernel_stat_sz = 64;
101 const unsigned struct_kernel_stat64_sz = 104;
102 #elif SANITIZER_RISCV64
103 const unsigned struct_kernel_stat_sz = 128;
104 const unsigned struct_kernel_stat64_sz = 0;  // RISCV64 does not use stat64
105 #    elif defined(__hexagon__)
106 const unsigned struct_kernel_stat_sz = 128;
107 const unsigned struct_kernel_stat64_sz = 0;
108 #    endif
109 struct __sanitizer_perf_event_attr {
110   unsigned type;
111   unsigned size;
112   // More fields that vary with the kernel version.
113 };
114 
115 extern unsigned struct_epoll_event_sz;
116 extern unsigned struct_sysinfo_sz;
117 extern unsigned __user_cap_header_struct_sz;
118 extern unsigned __user_cap_data_struct_sz;
119 extern unsigned struct_new_utsname_sz;
120 extern unsigned struct_old_utsname_sz;
121 extern unsigned struct_oldold_utsname_sz;
122 
123 const 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__)
129 const unsigned struct___old_kernel_stat_sz = 0;
130 #elif !defined(__sparc__)
131 const unsigned struct___old_kernel_stat_sz = 32;
132 #endif
133 
134 extern unsigned struct_rlimit_sz;
135 extern unsigned struct_utimbuf_sz;
136 extern unsigned struct_timespec_sz;
137 
138 struct __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 
152 struct __sanitizer_io_event {
153   u64 data;
154   u64 obj;
155   u64 res;
156   u64 res2;
157 };
158 
159 const unsigned iocb_cmd_pread = 0;
160 const unsigned iocb_cmd_pwrite = 1;
161 const unsigned iocb_cmd_preadv = 7;
162 const unsigned iocb_cmd_pwritev = 8;
163 
164 struct __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 
174 const unsigned old_sigset_t_sz = sizeof(unsigned long);
175 
176 struct __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
188 struct __sanitizer_struct_mallinfo {
189   uptr v[10];
190 };
191 #endif
192 
193 #if SANITIZER_LINUX && !SANITIZER_ANDROID
194 struct __sanitizer_struct_mallinfo {
195   int v[10];
196 };
197 
198 extern unsigned struct_ustat_sz;
199 extern unsigned struct_rlimit64_sz;
200 extern unsigned struct_statvfs64_sz;
201 
202 struct __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 
233 struct __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
297 extern unsigned struct_msqid_ds_sz;
298 extern unsigned struct_mq_attr_sz;
299 extern unsigned struct_timex_sz;
300 extern unsigned struct_statvfs_sz;
301 extern unsigned struct_crypt_data_sz;
302 #endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
303 
304 struct __sanitizer_iovec {
305   void *iov_base;
306   uptr iov_len;
307 };
308 
309 #if !SANITIZER_ANDROID
310 struct __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
326 typedef unsigned long __sanitizer_pthread_key_t;
327 #else
328 typedef unsigned __sanitizer_pthread_key_t;
329 #endif
330 
331 #if SANITIZER_LINUX && !SANITIZER_ANDROID
332 
333 struct __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 
342 const int __sanitizer_XDR_ENCODE = 0;
343 const int __sanitizer_XDR_DECODE = 1;
344 const int __sanitizer_XDR_FREE = 2;
345 #endif
346 
347 struct __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 
366 struct __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__)
374 typedef long long __sanitizer_time_t;
375 #else
376 typedef long __sanitizer_time_t;
377 #endif
378 
379 typedef long __sanitizer_suseconds_t;
380 
381 struct __sanitizer_timeval {
382   __sanitizer_time_t tv_sec;
383   __sanitizer_suseconds_t tv_usec;
384 };
385 
386 struct __sanitizer_itimerval {
387   struct __sanitizer_timeval it_interval;
388   struct __sanitizer_timeval it_value;
389 };
390 
391 struct __sanitizer_timeb {
392   __sanitizer_time_t time;
393   unsigned short millitm;
394   short timezone;
395   short dstflag;
396 };
397 
398 struct __sanitizer_ether_addr {
399   u8 octet[6];
400 };
401 
402 struct __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
417 struct __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 
426 struct __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
434 struct __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 };
443 struct __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.
451 struct __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 };
460 struct __sanitizer_cmsghdr {
461   uptr cmsg_len;
462   int cmsg_level;
463   int cmsg_type;
464 };
465 #endif
466 
467 #if SANITIZER_LINUX
468 struct __sanitizer_mmsghdr {
469   __sanitizer_msghdr msg_hdr;
470   unsigned int msg_len;
471 };
472 #endif
473 
474 #if SANITIZER_MAC
475 struct __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__)
482 struct __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
489 struct __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
498 struct __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)
507 typedef long long __sanitizer_clock_t;
508 #else
509 typedef long __sanitizer_clock_t;
510 #endif
511 
512 #if SANITIZER_LINUX
513 typedef 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__)
519 typedef unsigned __sanitizer___kernel_uid_t;
520 typedef unsigned __sanitizer___kernel_gid_t;
521 #else
522 typedef unsigned short __sanitizer___kernel_uid_t;
523 typedef unsigned short __sanitizer___kernel_gid_t;
524 #endif
525 #if defined(__x86_64__) && !defined(_LP64)
526 typedef long long __sanitizer___kernel_off_t;
527 #else
528 typedef long __sanitizer___kernel_off_t;
529 #endif
530 
531 #if defined(__powerpc__) || defined(__mips__)
532 typedef unsigned int __sanitizer___kernel_old_uid_t;
533 typedef unsigned int __sanitizer___kernel_old_gid_t;
534 #else
535 typedef unsigned short __sanitizer___kernel_old_uid_t;
536 typedef unsigned short __sanitizer___kernel_old_gid_t;
537 #endif
538 
539 typedef long long __sanitizer___kernel_loff_t;
540 typedef 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.
547 union __sanitizer_pthread_attr_t {
548   char size[128];
549   void *align;
550 };
551 
552 #if SANITIZER_ANDROID
553 # if SANITIZER_MIPS
554 typedef unsigned long __sanitizer_sigset_t[16 / sizeof(unsigned long)];
555 # else
556 typedef unsigned long __sanitizer_sigset_t;
557 # endif
558 #elif SANITIZER_MAC
559 typedef unsigned __sanitizer_sigset_t;
560 #elif SANITIZER_LINUX
561 struct __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 
567 struct __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 
572 using __sanitizer_sighandler_ptr = void (*)(int sig);
573 using __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)
579 struct __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
589 struct __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)
598 struct __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
608 struct __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 
661 struct __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
667 struct __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
677 struct __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 
688 extern const uptr sig_ign;
689 extern const uptr sig_dfl;
690 extern const uptr sig_err;
691 extern const uptr sa_siginfo;
692 
693 #if SANITIZER_LINUX
694 extern int e_tabsz;
695 #endif
696 
697 extern int af_inet;
698 extern int af_inet6;
699 uptr __sanitizer_in_addr_sz(int af);
700 
701 #if SANITIZER_LINUX
702 struct __sanitizer_dl_phdr_info {
703   uptr dlpi_addr;
704   const char *dlpi_name;
705   const void *dlpi_phdr;
706   short dlpi_phnum;
707 };
708 
709 extern unsigned struct_ElfW_Phdr_sz;
710 #endif
711 
712 struct __sanitizer_protoent {
713   char *p_name;
714   char **p_aliases;
715   int p_proto;
716 };
717 
718 struct __sanitizer_netent {
719   char *n_name;
720   char **n_aliases;
721   int n_addrtype;
722   u32 n_net;
723 };
724 
725 struct __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 
742 struct __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 
750 struct __sanitizer_pollfd {
751   int fd;
752   short events;
753   short revents;
754 };
755 
756 #if SANITIZER_ANDROID || SANITIZER_MAC
757 typedef unsigned __sanitizer_nfds_t;
758 #else
759 typedef unsigned long __sanitizer_nfds_t;
760 #endif
761 
762 #if !SANITIZER_ANDROID
763 # if SANITIZER_LINUX
764 struct __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
779 extern int glob_nomatch;
780 extern int glob_altdirfunc;
781 # endif
782 #endif  // !SANITIZER_ANDROID
783 
784 extern unsigned path_max;
785 
786 #  if !SANITIZER_ANDROID
787 extern const int wordexp_wrde_dooffs;
788 #  endif  // !SANITIZER_ANDROID
789 
790 struct __sanitizer_wordexp_t {
791   uptr we_wordc;
792   char **we_wordv;
793   uptr we_offs;
794 };
795 
796 #if SANITIZER_LINUX && !SANITIZER_ANDROID
797 struct __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
816 typedef 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)
824 extern unsigned struct_user_regs_struct_sz;
825 extern unsigned struct_user_fpregs_struct_sz;
826 extern unsigned struct_user_fpxregs_struct_sz;
827 extern unsigned struct_user_vfpregs_struct_sz;
828 
829 extern int ptrace_peektext;
830 extern int ptrace_peekdata;
831 extern int ptrace_peekuser;
832 extern int ptrace_getregs;
833 extern int ptrace_setregs;
834 extern int ptrace_getfpregs;
835 extern int ptrace_setfpregs;
836 extern int ptrace_getfpxregs;
837 extern int ptrace_setfpxregs;
838 extern int ptrace_getvfpregs;
839 extern int ptrace_setvfpregs;
840 extern int ptrace_getsiginfo;
841 extern int ptrace_setsiginfo;
842 extern int ptrace_getregset;
843 extern int ptrace_setregset;
844 extern int ptrace_geteventmsg;
845 #endif
846 
847 #if SANITIZER_LINUX  && !SANITIZER_ANDROID
848 extern unsigned struct_shminfo_sz;
849 extern unsigned struct_shm_info_sz;
850 extern int shmctl_ipc_stat;
851 extern int shmctl_ipc_info;
852 extern int shmctl_shm_info;
853 extern int shmctl_shm_stat;
854 #endif
855 
856 #if !SANITIZER_MAC && !SANITIZER_FREEBSD
857 extern unsigned struct_utmp_sz;
858 #endif
859 #if !SANITIZER_ANDROID
860 extern unsigned struct_utmpx_sz;
861 #endif
862 
863 extern int map_fixed;
864 
865 // ioctl arguments
866 struct __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
878 struct __sanitizer__obstack_chunk {
879   char *limit;
880   struct __sanitizer__obstack_chunk *prev;
881 };
882 
883 struct __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 
891 typedef uptr (*__sanitizer_cookie_io_read)(void *cookie, char *buf, uptr size);
892 typedef uptr (*__sanitizer_cookie_io_write)(void *cookie, const char *buf,
893                                             uptr size);
894 typedef int (*__sanitizer_cookie_io_seek)(void *cookie, u64 *offset,
895                                           int whence);
896 typedef int (*__sanitizer_cookie_io_close)(void *cookie);
897 
898 struct __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 
950 extern unsigned struct_ifreq_sz;
951 extern unsigned struct_termios_sz;
952 extern unsigned struct_winsize_sz;
953 
954 #if SANITIZER_LINUX
955 extern unsigned struct_arpreq_sz;
956 extern unsigned struct_cdrom_msf_sz;
957 extern unsigned struct_cdrom_multisession_sz;
958 extern unsigned struct_cdrom_read_audio_sz;
959 extern unsigned struct_cdrom_subchnl_sz;
960 extern unsigned struct_cdrom_ti_sz;
961 extern unsigned struct_cdrom_tocentry_sz;
962 extern unsigned struct_cdrom_tochdr_sz;
963 extern unsigned struct_cdrom_volctrl_sz;
964 extern unsigned struct_ff_effect_sz;
965 extern unsigned struct_floppy_drive_params_sz;
966 extern unsigned struct_floppy_drive_struct_sz;
967 extern unsigned struct_floppy_fdc_state_sz;
968 extern unsigned struct_floppy_max_errors_sz;
969 extern unsigned struct_floppy_raw_cmd_sz;
970 extern unsigned struct_floppy_struct_sz;
971 extern unsigned struct_floppy_write_errors_sz;
972 extern unsigned struct_format_descr_sz;
973 extern unsigned struct_hd_driveid_sz;
974 extern unsigned struct_hd_geometry_sz;
975 extern unsigned struct_input_absinfo_sz;
976 extern unsigned struct_input_id_sz;
977 extern unsigned struct_mtpos_sz;
978 extern unsigned struct_termio_sz;
979 extern unsigned struct_vt_consize_sz;
980 extern unsigned struct_vt_sizes_sz;
981 extern unsigned struct_vt_stat_sz;
982 #endif  // SANITIZER_LINUX
983 
984 #if SANITIZER_LINUX
985 extern unsigned struct_copr_buffer_sz;
986 extern unsigned struct_copr_debug_buf_sz;
987 extern unsigned struct_copr_msg_sz;
988 extern unsigned struct_midi_info_sz;
989 extern unsigned struct_mtget_sz;
990 extern unsigned struct_mtop_sz;
991 extern unsigned struct_rtentry_sz;
992 extern unsigned struct_sbi_instrument_sz;
993 extern unsigned struct_seq_event_rec_sz;
994 extern unsigned struct_synth_info_sz;
995 extern unsigned struct_vt_mode_sz;
996 #endif // SANITIZER_LINUX
997 
998 #if SANITIZER_LINUX && !SANITIZER_ANDROID
999 extern unsigned struct_ax25_parms_struct_sz;
1000 extern unsigned struct_input_keymap_entry_sz;
1001 extern unsigned struct_ipx_config_data_sz;
1002 extern unsigned struct_kbdiacrs_sz;
1003 extern unsigned struct_kbentry_sz;
1004 extern unsigned struct_kbkeycode_sz;
1005 extern unsigned struct_kbsentry_sz;
1006 extern unsigned struct_mtconfiginfo_sz;
1007 extern unsigned struct_nr_parms_struct_sz;
1008 extern unsigned struct_scc_modem_sz;
1009 extern unsigned struct_scc_stat_sz;
1010 extern unsigned struct_serial_multiport_struct_sz;
1011 extern unsigned struct_serial_struct_sz;
1012 extern unsigned struct_sockaddr_ax25_sz;
1013 extern unsigned struct_unimapdesc_sz;
1014 extern unsigned struct_unimapinit_sz;
1015 #endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
1016 
1017 extern const unsigned long __sanitizer_bufsiz;
1018 
1019 #if SANITIZER_LINUX && !SANITIZER_ANDROID
1020 extern unsigned struct_audio_buf_info_sz;
1021 extern unsigned struct_ppp_stats_sz;
1022 #endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
1023 
1024 #if !SANITIZER_ANDROID && !SANITIZER_MAC
1025 extern unsigned struct_sioc_sg_req_sz;
1026 extern 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.
1033 extern const unsigned IOCTL_NOT_PRESENT;
1034 
1035 extern unsigned IOCTL_FIOASYNC;
1036 extern unsigned IOCTL_FIOCLEX;
1037 extern unsigned IOCTL_FIOGETOWN;
1038 extern unsigned IOCTL_FIONBIO;
1039 extern unsigned IOCTL_FIONCLEX;
1040 extern unsigned IOCTL_FIOSETOWN;
1041 extern unsigned IOCTL_SIOCADDMULTI;
1042 extern unsigned IOCTL_SIOCATMARK;
1043 extern unsigned IOCTL_SIOCDELMULTI;
1044 extern unsigned IOCTL_SIOCGIFADDR;
1045 extern unsigned IOCTL_SIOCGIFBRDADDR;
1046 extern unsigned IOCTL_SIOCGIFCONF;
1047 extern unsigned IOCTL_SIOCGIFDSTADDR;
1048 extern unsigned IOCTL_SIOCGIFFLAGS;
1049 extern unsigned IOCTL_SIOCGIFMETRIC;
1050 extern unsigned IOCTL_SIOCGIFMTU;
1051 extern unsigned IOCTL_SIOCGIFNETMASK;
1052 extern unsigned IOCTL_SIOCGPGRP;
1053 extern unsigned IOCTL_SIOCSIFADDR;
1054 extern unsigned IOCTL_SIOCSIFBRDADDR;
1055 extern unsigned IOCTL_SIOCSIFDSTADDR;
1056 extern unsigned IOCTL_SIOCSIFFLAGS;
1057 extern unsigned IOCTL_SIOCSIFMETRIC;
1058 extern unsigned IOCTL_SIOCSIFMTU;
1059 extern unsigned IOCTL_SIOCSIFNETMASK;
1060 extern unsigned IOCTL_SIOCSPGRP;
1061 extern unsigned IOCTL_TIOCCONS;
1062 extern unsigned IOCTL_TIOCEXCL;
1063 extern unsigned IOCTL_TIOCGETD;
1064 extern unsigned IOCTL_TIOCGPGRP;
1065 extern unsigned IOCTL_TIOCGWINSZ;
1066 extern unsigned IOCTL_TIOCMBIC;
1067 extern unsigned IOCTL_TIOCMBIS;
1068 extern unsigned IOCTL_TIOCMGET;
1069 extern unsigned IOCTL_TIOCMSET;
1070 extern unsigned IOCTL_TIOCNOTTY;
1071 extern unsigned IOCTL_TIOCNXCL;
1072 extern unsigned IOCTL_TIOCOUTQ;
1073 extern unsigned IOCTL_TIOCPKT;
1074 extern unsigned IOCTL_TIOCSCTTY;
1075 extern unsigned IOCTL_TIOCSETD;
1076 extern unsigned IOCTL_TIOCSPGRP;
1077 extern unsigned IOCTL_TIOCSTI;
1078 extern unsigned IOCTL_TIOCSWINSZ;
1079 #if SANITIZER_LINUX && !SANITIZER_ANDROID
1080 extern unsigned IOCTL_SIOCGETSGCNT;
1081 extern unsigned IOCTL_SIOCGETVIFCNT;
1082 #endif
1083 #if SANITIZER_LINUX
1084 extern unsigned IOCTL_EVIOCGABS;
1085 extern unsigned IOCTL_EVIOCGBIT;
1086 extern unsigned IOCTL_EVIOCGEFFECTS;
1087 extern unsigned IOCTL_EVIOCGID;
1088 extern unsigned IOCTL_EVIOCGKEY;
1089 extern unsigned IOCTL_EVIOCGKEYCODE;
1090 extern unsigned IOCTL_EVIOCGLED;
1091 extern unsigned IOCTL_EVIOCGNAME;
1092 extern unsigned IOCTL_EVIOCGPHYS;
1093 extern unsigned IOCTL_EVIOCGRAB;
1094 extern unsigned IOCTL_EVIOCGREP;
1095 extern unsigned IOCTL_EVIOCGSND;
1096 extern unsigned IOCTL_EVIOCGSW;
1097 extern unsigned IOCTL_EVIOCGUNIQ;
1098 extern unsigned IOCTL_EVIOCGVERSION;
1099 extern unsigned IOCTL_EVIOCRMFF;
1100 extern unsigned IOCTL_EVIOCSABS;
1101 extern unsigned IOCTL_EVIOCSFF;
1102 extern unsigned IOCTL_EVIOCSKEYCODE;
1103 extern unsigned IOCTL_EVIOCSREP;
1104 extern unsigned IOCTL_BLKFLSBUF;
1105 extern unsigned IOCTL_BLKGETSIZE;
1106 extern unsigned IOCTL_BLKRAGET;
1107 extern unsigned IOCTL_BLKRASET;
1108 extern unsigned IOCTL_BLKROGET;
1109 extern unsigned IOCTL_BLKROSET;
1110 extern unsigned IOCTL_BLKRRPART;
1111 extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
1112 extern unsigned IOCTL_CDROMEJECT;
1113 extern unsigned IOCTL_CDROMEJECT_SW;
1114 extern unsigned IOCTL_CDROMMULTISESSION;
1115 extern unsigned IOCTL_CDROMPAUSE;
1116 extern unsigned IOCTL_CDROMPLAYMSF;
1117 extern unsigned IOCTL_CDROMPLAYTRKIND;
1118 extern unsigned IOCTL_CDROMREADAUDIO;
1119 extern unsigned IOCTL_CDROMREADCOOKED;
1120 extern unsigned IOCTL_CDROMREADMODE1;
1121 extern unsigned IOCTL_CDROMREADMODE2;
1122 extern unsigned IOCTL_CDROMREADRAW;
1123 extern unsigned IOCTL_CDROMREADTOCENTRY;
1124 extern unsigned IOCTL_CDROMREADTOCHDR;
1125 extern unsigned IOCTL_CDROMRESET;
1126 extern unsigned IOCTL_CDROMRESUME;
1127 extern unsigned IOCTL_CDROMSEEK;
1128 extern unsigned IOCTL_CDROMSTART;
1129 extern unsigned IOCTL_CDROMSTOP;
1130 extern unsigned IOCTL_CDROMSUBCHNL;
1131 extern unsigned IOCTL_CDROMVOLCTRL;
1132 extern unsigned IOCTL_CDROMVOLREAD;
1133 extern unsigned IOCTL_CDROM_GET_UPC;
1134 extern unsigned IOCTL_FDCLRPRM;
1135 extern unsigned IOCTL_FDDEFPRM;
1136 extern unsigned IOCTL_FDFLUSH;
1137 extern unsigned IOCTL_FDFMTBEG;
1138 extern unsigned IOCTL_FDFMTEND;
1139 extern unsigned IOCTL_FDFMTTRK;
1140 extern unsigned IOCTL_FDGETDRVPRM;
1141 extern unsigned IOCTL_FDGETDRVSTAT;
1142 extern unsigned IOCTL_FDGETDRVTYP;
1143 extern unsigned IOCTL_FDGETFDCSTAT;
1144 extern unsigned IOCTL_FDGETMAXERRS;
1145 extern unsigned IOCTL_FDGETPRM;
1146 extern unsigned IOCTL_FDMSGOFF;
1147 extern unsigned IOCTL_FDMSGON;
1148 extern unsigned IOCTL_FDPOLLDRVSTAT;
1149 extern unsigned IOCTL_FDRAWCMD;
1150 extern unsigned IOCTL_FDRESET;
1151 extern unsigned IOCTL_FDSETDRVPRM;
1152 extern unsigned IOCTL_FDSETEMSGTRESH;
1153 extern unsigned IOCTL_FDSETMAXERRS;
1154 extern unsigned IOCTL_FDSETPRM;
1155 extern unsigned IOCTL_FDTWADDLE;
1156 extern unsigned IOCTL_FDWERRORCLR;
1157 extern unsigned IOCTL_FDWERRORGET;
1158 extern unsigned IOCTL_HDIO_DRIVE_CMD;
1159 extern unsigned IOCTL_HDIO_GETGEO;
1160 extern unsigned IOCTL_HDIO_GET_32BIT;
1161 extern unsigned IOCTL_HDIO_GET_DMA;
1162 extern unsigned IOCTL_HDIO_GET_IDENTITY;
1163 extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
1164 extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
1165 extern unsigned IOCTL_HDIO_GET_NOWERR;
1166 extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
1167 extern unsigned IOCTL_HDIO_SET_32BIT;
1168 extern unsigned IOCTL_HDIO_SET_DMA;
1169 extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
1170 extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
1171 extern unsigned IOCTL_HDIO_SET_NOWERR;
1172 extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
1173 extern unsigned IOCTL_MTIOCPOS;
1174 extern unsigned IOCTL_PPPIOCGASYNCMAP;
1175 extern unsigned IOCTL_PPPIOCGDEBUG;
1176 extern unsigned IOCTL_PPPIOCGFLAGS;
1177 extern unsigned IOCTL_PPPIOCGUNIT;
1178 extern unsigned IOCTL_PPPIOCGXASYNCMAP;
1179 extern unsigned IOCTL_PPPIOCSASYNCMAP;
1180 extern unsigned IOCTL_PPPIOCSDEBUG;
1181 extern unsigned IOCTL_PPPIOCSFLAGS;
1182 extern unsigned IOCTL_PPPIOCSMAXCID;
1183 extern unsigned IOCTL_PPPIOCSMRU;
1184 extern unsigned IOCTL_PPPIOCSXASYNCMAP;
1185 extern unsigned IOCTL_SIOCDARP;
1186 extern unsigned IOCTL_SIOCDRARP;
1187 extern unsigned IOCTL_SIOCGARP;
1188 extern unsigned IOCTL_SIOCGIFENCAP;
1189 extern unsigned IOCTL_SIOCGIFHWADDR;
1190 extern unsigned IOCTL_SIOCGIFMAP;
1191 extern unsigned IOCTL_SIOCGIFMEM;
1192 extern unsigned IOCTL_SIOCGIFNAME;
1193 extern unsigned IOCTL_SIOCGIFSLAVE;
1194 extern unsigned IOCTL_SIOCGRARP;
1195 extern unsigned IOCTL_SIOCGSTAMP;
1196 extern unsigned IOCTL_SIOCSARP;
1197 extern unsigned IOCTL_SIOCSIFENCAP;
1198 extern unsigned IOCTL_SIOCSIFHWADDR;
1199 extern unsigned IOCTL_SIOCSIFLINK;
1200 extern unsigned IOCTL_SIOCSIFMAP;
1201 extern unsigned IOCTL_SIOCSIFMEM;
1202 extern unsigned IOCTL_SIOCSIFSLAVE;
1203 extern unsigned IOCTL_SIOCSRARP;
1204 extern unsigned IOCTL_SNDCTL_COPR_HALT;
1205 extern unsigned IOCTL_SNDCTL_COPR_LOAD;
1206 extern unsigned IOCTL_SNDCTL_COPR_RCODE;
1207 extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
1208 extern unsigned IOCTL_SNDCTL_COPR_RDATA;
1209 extern unsigned IOCTL_SNDCTL_COPR_RESET;
1210 extern unsigned IOCTL_SNDCTL_COPR_RUN;
1211 extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
1212 extern unsigned IOCTL_SNDCTL_COPR_WCODE;
1213 extern unsigned IOCTL_SNDCTL_COPR_WDATA;
1214 extern unsigned IOCTL_TCFLSH;
1215 extern unsigned IOCTL_TCGETA;
1216 extern unsigned IOCTL_TCGETS;
1217 extern unsigned IOCTL_TCSBRK;
1218 extern unsigned IOCTL_TCSBRKP;
1219 extern unsigned IOCTL_TCSETA;
1220 extern unsigned IOCTL_TCSETAF;
1221 extern unsigned IOCTL_TCSETAW;
1222 extern unsigned IOCTL_TCSETS;
1223 extern unsigned IOCTL_TCSETSF;
1224 extern unsigned IOCTL_TCSETSW;
1225 extern unsigned IOCTL_TCXONC;
1226 extern unsigned IOCTL_TIOCGLCKTRMIOS;
1227 extern unsigned IOCTL_TIOCGSOFTCAR;
1228 extern unsigned IOCTL_TIOCINQ;
1229 extern unsigned IOCTL_TIOCLINUX;
1230 extern unsigned IOCTL_TIOCSERCONFIG;
1231 extern unsigned IOCTL_TIOCSERGETLSR;
1232 extern unsigned IOCTL_TIOCSERGWILD;
1233 extern unsigned IOCTL_TIOCSERSWILD;
1234 extern unsigned IOCTL_TIOCSLCKTRMIOS;
1235 extern unsigned IOCTL_TIOCSSOFTCAR;
1236 extern unsigned IOCTL_VT_DISALLOCATE;
1237 extern unsigned IOCTL_VT_GETSTATE;
1238 extern unsigned IOCTL_VT_RESIZE;
1239 extern unsigned IOCTL_VT_RESIZEX;
1240 extern unsigned IOCTL_VT_SENDSIG;
1241 extern unsigned IOCTL_MTIOCGET;
1242 extern unsigned IOCTL_MTIOCTOP;
1243 extern unsigned IOCTL_SIOCADDRT;
1244 extern unsigned IOCTL_SIOCDELRT;
1245 extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
1246 extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
1247 extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
1248 extern unsigned IOCTL_SNDCTL_DSP_POST;
1249 extern unsigned IOCTL_SNDCTL_DSP_RESET;
1250 extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
1251 extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
1252 extern unsigned IOCTL_SNDCTL_DSP_SPEED;
1253 extern unsigned IOCTL_SNDCTL_DSP_STEREO;
1254 extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
1255 extern unsigned IOCTL_SNDCTL_DSP_SYNC;
1256 extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
1257 extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
1258 extern unsigned IOCTL_SNDCTL_MIDI_INFO;
1259 extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
1260 extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
1261 extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
1262 extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
1263 extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
1264 extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
1265 extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
1266 extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
1267 extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
1268 extern unsigned IOCTL_SNDCTL_SEQ_RESET;
1269 extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
1270 extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
1271 extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
1272 extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
1273 extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
1274 extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
1275 extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
1276 extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
1277 extern unsigned IOCTL_SNDCTL_TMR_SELECT;
1278 extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
1279 extern unsigned IOCTL_SNDCTL_TMR_START;
1280 extern unsigned IOCTL_SNDCTL_TMR_STOP;
1281 extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
1282 extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
1283 extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
1284 extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
1285 extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
1286 extern unsigned IOCTL_SOUND_MIXER_READ_CD;
1287 extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
1288 extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
1289 extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
1290 extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
1291 extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
1292 extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
1293 extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
1294 extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
1295 extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
1296 extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
1297 extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
1298 extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
1299 extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
1300 extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
1301 extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
1302 extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
1303 extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
1304 extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
1305 extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
1306 extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
1307 extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
1308 extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
1309 extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
1310 extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
1311 extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
1312 extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
1313 extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
1314 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
1315 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
1316 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
1317 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
1318 extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
1319 extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
1320 extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
1321 extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
1322 extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
1323 extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
1324 extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
1325 extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
1326 extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
1327 extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
1328 extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
1329 extern unsigned IOCTL_SOUND_PCM_READ_BITS;
1330 extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
1331 extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
1332 extern unsigned IOCTL_SOUND_PCM_READ_RATE;
1333 extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
1334 extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
1335 extern unsigned IOCTL_VT_ACTIVATE;
1336 extern unsigned IOCTL_VT_GETMODE;
1337 extern unsigned IOCTL_VT_OPENQRY;
1338 extern unsigned IOCTL_VT_RELDISP;
1339 extern unsigned IOCTL_VT_SETMODE;
1340 extern unsigned IOCTL_VT_WAITACTIVE;
1341 #endif  // SANITIZER_LINUX
1342 
1343 #if SANITIZER_LINUX && !SANITIZER_ANDROID
1344 extern unsigned IOCTL_EQL_EMANCIPATE;
1345 extern unsigned IOCTL_EQL_ENSLAVE;
1346 extern unsigned IOCTL_EQL_GETMASTRCFG;
1347 extern unsigned IOCTL_EQL_GETSLAVECFG;
1348 extern unsigned IOCTL_EQL_SETMASTRCFG;
1349 extern unsigned IOCTL_EQL_SETSLAVECFG;
1350 extern unsigned IOCTL_EVIOCGKEYCODE_V2;
1351 extern unsigned IOCTL_EVIOCGPROP;
1352 extern unsigned IOCTL_EVIOCSKEYCODE_V2;
1353 extern unsigned IOCTL_FS_IOC_GETFLAGS;
1354 extern unsigned IOCTL_FS_IOC_GETVERSION;
1355 extern unsigned IOCTL_FS_IOC_SETFLAGS;
1356 extern unsigned IOCTL_FS_IOC_SETVERSION;
1357 extern unsigned IOCTL_GIO_CMAP;
1358 extern unsigned IOCTL_GIO_FONT;
1359 extern unsigned IOCTL_GIO_UNIMAP;
1360 extern unsigned IOCTL_GIO_UNISCRNMAP;
1361 extern unsigned IOCTL_KDADDIO;
1362 extern unsigned IOCTL_KDDELIO;
1363 extern unsigned IOCTL_KDGETKEYCODE;
1364 extern unsigned IOCTL_KDGKBDIACR;
1365 extern unsigned IOCTL_KDGKBENT;
1366 extern unsigned IOCTL_KDGKBLED;
1367 extern unsigned IOCTL_KDGKBMETA;
1368 extern unsigned IOCTL_KDGKBSENT;
1369 extern unsigned IOCTL_KDMAPDISP;
1370 extern unsigned IOCTL_KDSETKEYCODE;
1371 extern unsigned IOCTL_KDSIGACCEPT;
1372 extern unsigned IOCTL_KDSKBDIACR;
1373 extern unsigned IOCTL_KDSKBENT;
1374 extern unsigned IOCTL_KDSKBLED;
1375 extern unsigned IOCTL_KDSKBMETA;
1376 extern unsigned IOCTL_KDSKBSENT;
1377 extern unsigned IOCTL_KDUNMAPDISP;
1378 extern unsigned IOCTL_LPABORT;
1379 extern unsigned IOCTL_LPABORTOPEN;
1380 extern unsigned IOCTL_LPCAREFUL;
1381 extern unsigned IOCTL_LPCHAR;
1382 extern unsigned IOCTL_LPGETIRQ;
1383 extern unsigned IOCTL_LPGETSTATUS;
1384 extern unsigned IOCTL_LPRESET;
1385 extern unsigned IOCTL_LPSETIRQ;
1386 extern unsigned IOCTL_LPTIME;
1387 extern unsigned IOCTL_LPWAIT;
1388 extern unsigned IOCTL_MTIOCGETCONFIG;
1389 extern unsigned IOCTL_MTIOCSETCONFIG;
1390 extern unsigned IOCTL_PIO_CMAP;
1391 extern unsigned IOCTL_PIO_FONT;
1392 extern unsigned IOCTL_PIO_UNIMAP;
1393 extern unsigned IOCTL_PIO_UNIMAPCLR;
1394 extern unsigned IOCTL_PIO_UNISCRNMAP;
1395 extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
1396 extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
1397 extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
1398 extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
1399 extern unsigned IOCTL_SIOCAIPXITFCRT;
1400 extern unsigned IOCTL_SIOCAIPXPRISLT;
1401 extern unsigned IOCTL_SIOCAX25ADDUID;
1402 extern unsigned IOCTL_SIOCAX25DELUID;
1403 extern unsigned IOCTL_SIOCAX25GETPARMS;
1404 extern unsigned IOCTL_SIOCAX25GETUID;
1405 extern unsigned IOCTL_SIOCAX25NOUID;
1406 extern unsigned IOCTL_SIOCAX25SETPARMS;
1407 extern unsigned IOCTL_SIOCDEVPLIP;
1408 extern unsigned IOCTL_SIOCIPXCFGDATA;
1409 extern unsigned IOCTL_SIOCNRDECOBS;
1410 extern unsigned IOCTL_SIOCNRGETPARMS;
1411 extern unsigned IOCTL_SIOCNRRTCTL;
1412 extern unsigned IOCTL_SIOCNRSETPARMS;
1413 extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
1414 extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
1415 extern unsigned IOCTL_TIOCGSERIAL;
1416 extern unsigned IOCTL_TIOCSERGETMULTI;
1417 extern unsigned IOCTL_TIOCSERSETMULTI;
1418 extern unsigned IOCTL_TIOCSSERIAL;
1419 extern unsigned IOCTL_GIO_SCRNMAP;
1420 extern unsigned IOCTL_KDDISABIO;
1421 extern unsigned IOCTL_KDENABIO;
1422 extern unsigned IOCTL_KDGETLED;
1423 extern unsigned IOCTL_KDGETMODE;
1424 extern unsigned IOCTL_KDGKBMODE;
1425 extern unsigned IOCTL_KDGKBTYPE;
1426 extern unsigned IOCTL_KDMKTONE;
1427 extern unsigned IOCTL_KDSETLED;
1428 extern unsigned IOCTL_KDSETMODE;
1429 extern unsigned IOCTL_KDSKBMODE;
1430 extern unsigned IOCTL_KIOCSOUND;
1431 extern unsigned IOCTL_PIO_SCRNMAP;
1432 #endif
1433 
1434 extern const int si_SEGV_MAPERR;
1435 extern 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