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_APPLE || SANITIZER_HAIKU
18
19 # include "sanitizer_internal_defs.h"
20 # include "sanitizer_mallinfo.h"
21 # include "sanitizer_platform.h"
22
23 # if SANITIZER_APPLE
24 # include <sys/cdefs.h>
25 # if !__DARWIN_ONLY_64_BIT_INO_T
26 # define SANITIZER_HAS_STAT64 1
27 # define SANITIZER_HAS_STATFS64 1
28 # else
29 # define SANITIZER_HAS_STAT64 0
30 # define SANITIZER_HAS_STATFS64 0
31 # endif
32 # elif SANITIZER_GLIBC || SANITIZER_ANDROID
33 # define SANITIZER_HAS_STAT64 1
34 # define SANITIZER_HAS_STATFS64 1
35 # endif
36
37 # if defined(__sparc__)
38 // FIXME: This can't be included from tsan which does not support sparc yet.
39 # include "sanitizer_glibc_version.h"
40 # endif
41
42 # define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) ((link_map *)(handle))
43
44 namespace __sanitizer {
45 extern unsigned struct_utsname_sz;
46 extern unsigned struct_stat_sz;
47 # if SANITIZER_HAS_STAT64
48 extern unsigned struct_stat64_sz;
49 # endif
50 extern unsigned struct_rusage_sz;
51 extern unsigned siginfo_t_sz;
52 extern unsigned struct_itimerval_sz;
53 extern unsigned pthread_t_sz;
54 extern unsigned pthread_mutex_t_sz;
55 extern unsigned pthread_cond_t_sz;
56 extern unsigned pid_t_sz;
57 extern unsigned timeval_sz;
58 extern unsigned uid_t_sz;
59 extern unsigned gid_t_sz;
60 extern unsigned mbstate_t_sz;
61 extern unsigned struct_timezone_sz;
62 extern unsigned struct_tms_sz;
63 extern unsigned struct_itimerspec_sz;
64 extern unsigned struct_sigevent_sz;
65 extern unsigned struct_stack_t_sz;
66 extern unsigned struct_sched_param_sz;
67 # if SANITIZER_HAS_STATFS64
68 extern unsigned struct_statfs64_sz;
69 # endif
70 extern unsigned struct_regex_sz;
71 extern unsigned struct_regmatch_sz;
72
73 # if !SANITIZER_ANDROID
74 extern unsigned struct_fstab_sz;
75 extern unsigned struct_statfs_sz;
76 extern unsigned struct_sockaddr_sz;
77 unsigned ucontext_t_sz(void *uctx);
78 # endif // !SANITIZER_ANDROID
79
80 # if SANITIZER_LINUX
81
82 # if defined(__x86_64__)
83 const unsigned struct_kernel_stat_sz = 144;
84 const unsigned struct_kernel_stat64_sz = 0;
85 # elif defined(__i386__)
86 const unsigned struct_kernel_stat_sz = 64;
87 const unsigned struct_kernel_stat64_sz = 96;
88 # elif defined(__arm__)
89 const unsigned struct_kernel_stat_sz = 64;
90 const unsigned struct_kernel_stat64_sz = 104;
91 # elif defined(__aarch64__)
92 const unsigned struct_kernel_stat_sz = 128;
93 const unsigned struct_kernel_stat64_sz = 104;
94 # elif defined(__powerpc__) && !defined(__powerpc64__)
95 const unsigned struct_kernel_stat_sz = 72;
96 const unsigned struct_kernel_stat64_sz = 104;
97 # elif defined(__powerpc64__)
98 const unsigned struct_kernel_stat_sz = 144;
99 const unsigned struct_kernel_stat64_sz = 104;
100 # elif defined(__mips__)
101 const unsigned struct_kernel_stat_sz = SANITIZER_ANDROID
102 ? FIRST_32_SECOND_64(104, 128)
103 # if defined(_ABIN32) && _MIPS_SIM == _ABIN32
104 : FIRST_32_SECOND_64(176, 216);
105 # elif SANITIZER_MUSL
106 : FIRST_32_SECOND_64(160, 208);
107 # else
108 : FIRST_32_SECOND_64(160, 216);
109 # endif
110 const unsigned struct_kernel_stat64_sz = 104;
111 # elif defined(__s390__) && !defined(__s390x__)
112 const unsigned struct_kernel_stat_sz = 64;
113 const unsigned struct_kernel_stat64_sz = 104;
114 # elif defined(__s390x__)
115 const unsigned struct_kernel_stat_sz = 144;
116 const unsigned struct_kernel_stat64_sz = 0;
117 # elif defined(__sparc__) && defined(__arch64__)
118 const unsigned struct___old_kernel_stat_sz = 0;
119 const unsigned struct_kernel_stat_sz = 104;
120 const unsigned struct_kernel_stat64_sz = 144;
121 # elif defined(__sparc__) && !defined(__arch64__)
122 const unsigned struct___old_kernel_stat_sz = 0;
123 const unsigned struct_kernel_stat_sz = 64;
124 const unsigned struct_kernel_stat64_sz = 104;
125 # elif SANITIZER_RISCV64
126 const unsigned struct_kernel_stat_sz = 128;
127 const unsigned struct_kernel_stat64_sz = 0; // RISCV64 does not use stat64
128 # elif defined(__hexagon__)
129 const unsigned struct_kernel_stat_sz = 128;
130 const unsigned struct_kernel_stat64_sz = 0;
131 # elif defined(__loongarch__)
132 const unsigned struct_kernel_stat_sz = 128;
133 const unsigned struct_kernel_stat64_sz = 0;
134 # endif
135 struct __sanitizer_perf_event_attr {
136 unsigned type;
137 unsigned size;
138 // More fields that vary with the kernel version.
139 };
140
141 extern unsigned struct_epoll_event_sz;
142 extern unsigned struct_sysinfo_sz;
143 extern unsigned __user_cap_header_struct_sz;
144 extern unsigned __user_cap_data_struct_sz(void *hdrp);
145 extern unsigned struct_new_utsname_sz;
146 extern unsigned struct_old_utsname_sz;
147 extern unsigned struct_oldold_utsname_sz;
148
149 const unsigned struct_kexec_segment_sz = 4 * sizeof(unsigned long);
150 # endif // SANITIZER_LINUX
151
152 # if SANITIZER_LINUX
153
154 # if defined(__powerpc64__) || defined(__s390__) || defined(__loongarch__) || \
155 defined(__riscv)
156 const unsigned struct___old_kernel_stat_sz = 0;
157 # elif !defined(__sparc__)
158 const unsigned struct___old_kernel_stat_sz = 32;
159 # endif
160
161 extern unsigned struct_rlimit_sz;
162 extern unsigned struct_utimbuf_sz;
163 extern unsigned struct_timespec_sz;
164
165 struct __sanitizer_iocb {
166 u64 aio_data;
167 u32 aio_key_or_aio_reserved1; // Simply crazy.
168 u32 aio_reserved1_or_aio_key; // Luckily, we don't need these.
169 u16 aio_lio_opcode;
170 s16 aio_reqprio;
171 u32 aio_fildes;
172 u64 aio_buf;
173 u64 aio_nbytes;
174 s64 aio_offset;
175 u64 aio_reserved2;
176 u64 aio_reserved3;
177 };
178
179 struct __sanitizer_io_event {
180 u64 data;
181 u64 obj;
182 u64 res;
183 u64 res2;
184 };
185
186 const unsigned iocb_cmd_pread = 0;
187 const unsigned iocb_cmd_pwrite = 1;
188 const unsigned iocb_cmd_preadv = 7;
189 const unsigned iocb_cmd_pwritev = 8;
190
191 struct __sanitizer___sysctl_args {
192 int *name;
193 int nlen;
194 void *oldval;
195 uptr *oldlenp;
196 void *newval;
197 uptr newlen;
198 unsigned long ___unused[4];
199 };
200
201 const unsigned old_sigset_t_sz = sizeof(unsigned long);
202
203 struct __sanitizer_sem_t {
204 # if SANITIZER_ANDROID && defined(_LP64)
205 int data[4];
206 # elif SANITIZER_ANDROID && !defined(_LP64)
207 int data;
208 # elif SANITIZER_LINUX
209 uptr data[4];
210 # endif
211 };
212 # endif // SANITIZER_LINUX
213
214 # if SANITIZER_LINUX && !SANITIZER_ANDROID
215 extern unsigned struct_ustat_sz;
216 extern unsigned struct_rlimit64_sz;
217 extern unsigned struct_statvfs64_sz;
218
219 struct __sanitizer_ipc_perm {
220 int __key;
221 int uid;
222 int gid;
223 int cuid;
224 int cgid;
225 # ifdef __powerpc__
226 unsigned mode;
227 unsigned __seq;
228 u64 __unused1;
229 u64 __unused2;
230 # elif defined(__sparc__)
231 unsigned mode;
232 unsigned short __pad2;
233 unsigned short __seq;
234 unsigned long long __unused1;
235 unsigned long long __unused2;
236 # else
237 unsigned int mode;
238 unsigned short __seq;
239 unsigned short __pad2;
240 # if defined(__x86_64__) && !defined(_LP64)
241 u64 __unused1;
242 u64 __unused2;
243 # else
244 unsigned long __unused1;
245 unsigned long __unused2;
246 # endif
247 # endif
248 };
249
250 struct __sanitizer_shmid_ds {
251 __sanitizer_ipc_perm shm_perm;
252 # if defined(__sparc__)
253 # if !defined(__arch64__)
254 u32 __pad1;
255 # endif
256 long shm_atime;
257 # if !defined(__arch64__)
258 u32 __pad2;
259 # endif
260 long shm_dtime;
261 # if !defined(__arch64__)
262 u32 __pad3;
263 # endif
264 long shm_ctime;
265 uptr shm_segsz;
266 int shm_cpid;
267 int shm_lpid;
268 unsigned long shm_nattch;
269 unsigned long __glibc_reserved1;
270 unsigned long __glibc_reserved2;
271 # else
272 # ifndef __powerpc__
273 uptr shm_segsz;
274 # elif !defined(__powerpc64__)
275 uptr __unused0;
276 # endif
277 # if defined(__x86_64__) && !defined(_LP64)
278 u64 shm_atime;
279 u64 shm_dtime;
280 u64 shm_ctime;
281 # else
282 uptr shm_atime;
283 # if !defined(_LP64) && !defined(__mips__)
284 uptr __unused1;
285 # endif
286 uptr shm_dtime;
287 # if !defined(_LP64) && !defined(__mips__)
288 uptr __unused2;
289 # endif
290 uptr shm_ctime;
291 # if !defined(_LP64) && !defined(__mips__)
292 uptr __unused3;
293 # endif
294 # endif
295 # ifdef __powerpc__
296 uptr shm_segsz;
297 # endif
298 int shm_cpid;
299 int shm_lpid;
300 # if defined(__x86_64__) && !defined(_LP64)
301 u64 shm_nattch;
302 u64 __unused4;
303 u64 __unused5;
304 # else
305 uptr shm_nattch;
306 uptr __unused4;
307 uptr __unused5;
308 # endif
309 # endif
310 };
311 # endif
312
313 # if SANITIZER_LINUX && !SANITIZER_ANDROID
314 extern unsigned struct_msqid_ds_sz;
315 extern unsigned struct_mq_attr_sz;
316 extern unsigned struct_timex_sz;
317 extern unsigned struct_statvfs_sz;
318 # endif // SANITIZER_LINUX && !SANITIZER_ANDROID
319
320 struct __sanitizer_iovec {
321 void *iov_base;
322 usize iov_len;
323 };
324
325 # if !SANITIZER_ANDROID
326 struct __sanitizer_ifaddrs {
327 struct __sanitizer_ifaddrs *ifa_next;
328 char *ifa_name;
329 unsigned int ifa_flags;
330 void *ifa_addr; // (struct sockaddr *)
331 void *ifa_netmask; // (struct sockaddr *)
332 // This is a union on Linux.
333 # ifdef ifa_dstaddr
334 # undef ifa_dstaddr
335 # endif
336 void *ifa_dstaddr; // (struct sockaddr *)
337 void *ifa_data;
338 };
339 # endif // !SANITIZER_ANDROID
340
341 # if SANITIZER_APPLE
342 typedef unsigned long __sanitizer_pthread_key_t;
343 # else
344 typedef unsigned __sanitizer_pthread_key_t;
345 # endif
346
347 # if SANITIZER_LINUX && !SANITIZER_ANDROID
348
349 struct __sanitizer_XDR {
350 int x_op;
351 void *x_ops;
352 uptr x_public;
353 uptr x_private;
354 uptr x_base;
355 unsigned x_handy;
356 };
357
358 const int __sanitizer_XDR_ENCODE = 0;
359 const int __sanitizer_XDR_DECODE = 1;
360 const int __sanitizer_XDR_FREE = 2;
361 # endif
362
363 struct __sanitizer_passwd {
364 char *pw_name;
365 char *pw_passwd;
366 int pw_uid;
367 int pw_gid;
368 # if SANITIZER_APPLE
369 long pw_change;
370 char *pw_class;
371 # endif
372 # if !(SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 32)) && !SANITIZER_HAIKU
373 char *pw_gecos;
374 # endif
375 char *pw_dir;
376 char *pw_shell;
377 # if SANITIZER_APPLE
378 long pw_expire;
379 # endif
380 # if SANITIZER_HAIKU
381 char *pw_gecos;
382 # endif
383 };
384
385 struct __sanitizer_group {
386 char *gr_name;
387 char *gr_passwd;
388 int gr_gid;
389 char **gr_mem;
390 };
391
392 # if (SANITIZER_LINUX && !SANITIZER_GLIBC && !SANITIZER_ANDROID) || \
393 (defined(__x86_64__) && !defined(_LP64)) || defined(__hexagon__)
394 typedef long long __sanitizer_time_t;
395 # else
396 typedef long __sanitizer_time_t;
397 # endif
398
399 typedef long __sanitizer_suseconds_t;
400
401 struct __sanitizer_timespec {
402 __sanitizer_time_t tv_sec; /* seconds */
403 u64 tv_nsec; /* nanoseconds */
404 };
405
406 struct __sanitizer_itimerspec {
407 struct __sanitizer_timespec it_interval; /* timer period */
408 struct __sanitizer_timespec it_value; /* timer expiration */
409 };
410
411 struct __sanitizer_timeval {
412 __sanitizer_time_t tv_sec;
413 __sanitizer_suseconds_t tv_usec;
414 };
415
416 struct __sanitizer_itimerval {
417 struct __sanitizer_timeval it_interval;
418 struct __sanitizer_timeval it_value;
419 };
420
421 struct __sanitizer_timeb {
422 __sanitizer_time_t time;
423 unsigned short millitm;
424 short timezone;
425 short dstflag;
426 };
427
428 struct __sanitizer_ether_addr {
429 u8 octet[6];
430 };
431
432 struct __sanitizer_tm {
433 int tm_sec;
434 int tm_min;
435 int tm_hour;
436 int tm_mday;
437 int tm_mon;
438 int tm_year;
439 int tm_wday;
440 int tm_yday;
441 int tm_isdst;
442 # if SANITIZER_HAIKU
443 int tm_gmtoff;
444 # else
445 long int tm_gmtoff;
446 # endif
447 const char *tm_zone;
448 };
449
450 # if SANITIZER_LINUX
451 struct __sanitizer_mntent {
452 char *mnt_fsname;
453 char *mnt_dir;
454 char *mnt_type;
455 char *mnt_opts;
456 int mnt_freq;
457 int mnt_passno;
458 };
459
460 struct __sanitizer_file_handle {
461 unsigned int handle_bytes;
462 int handle_type;
463 unsigned char f_handle[1]; // variable sized
464 };
465 # endif
466
467 # if SANITIZER_APPLE || SANITIZER_HAIKU
468 struct __sanitizer_msghdr {
469 void *msg_name;
470 unsigned msg_namelen;
471 struct __sanitizer_iovec *msg_iov;
472 unsigned msg_iovlen;
473 void *msg_control;
474 unsigned msg_controllen;
475 int msg_flags;
476 };
477 struct __sanitizer_cmsghdr {
478 unsigned cmsg_len;
479 int cmsg_level;
480 int cmsg_type;
481 };
482 # elif SANITIZER_MUSL
483 struct __sanitizer_msghdr {
484 void *msg_name;
485 unsigned msg_namelen;
486 struct __sanitizer_iovec *msg_iov;
487 int msg_iovlen;
488 # if SANITIZER_WORDSIZE == 64
489 int __pad1;
490 # endif
491 void *msg_control;
492 unsigned msg_controllen;
493 # if SANITIZER_WORDSIZE == 64
494 int __pad2;
495 # endif
496 int msg_flags;
497 };
498 struct __sanitizer_cmsghdr {
499 unsigned cmsg_len;
500 # if SANITIZER_WORDSIZE == 64
501 int __pad1;
502 # endif
503 int cmsg_level;
504 int cmsg_type;
505 };
506 # else
507 // In POSIX, int msg_iovlen; socklen_t msg_controllen; socklen_t cmsg_len; but
508 // many implementations don't conform to the standard.
509 struct __sanitizer_msghdr {
510 void *msg_name;
511 unsigned msg_namelen;
512 struct __sanitizer_iovec *msg_iov;
513 uptr msg_iovlen;
514 void *msg_control;
515 uptr msg_controllen;
516 int msg_flags;
517 };
518 struct __sanitizer_cmsghdr {
519 uptr cmsg_len;
520 int cmsg_level;
521 int cmsg_type;
522 };
523 # endif
524
525 # if SANITIZER_LINUX
526 struct __sanitizer_mmsghdr {
527 __sanitizer_msghdr msg_hdr;
528 unsigned int msg_len;
529 };
530 # endif
531
532 # if SANITIZER_APPLE
533 struct __sanitizer_dirent {
534 unsigned long long d_ino;
535 unsigned long long d_seekoff;
536 unsigned short d_reclen;
537 // more fields that we don't care about
538 };
539 # elif SANITIZER_HAIKU
540 struct __sanitizer_dirent {
541 int d_dev;
542 int d_pdev;
543 unsigned long long d_ino;
544 unsigned long long d_pino;
545 unsigned short d_reclen;
546 // more fields that we don't care about
547 };
548 # elif (SANITIZER_LINUX && !SANITIZER_GLIBC) || defined(__x86_64__) || \
549 defined(__hexagon__)
550 struct __sanitizer_dirent {
551 unsigned long long d_ino;
552 unsigned long long d_off;
553 unsigned short d_reclen;
554 // more fields that we don't care about
555 };
556 # else
557 struct __sanitizer_dirent {
558 uptr d_ino;
559 uptr d_off;
560 unsigned short d_reclen;
561 // more fields that we don't care about
562 };
563 # endif
564
565 # if SANITIZER_GLIBC
566 struct __sanitizer_dirent64 {
567 unsigned long long d_ino;
568 unsigned long long d_off;
569 unsigned short d_reclen;
570 // more fields that we don't care about
571 };
572 extern unsigned struct_sock_fprog_sz;
573 # endif
574
575 # if SANITIZER_HAIKU
576 typedef int __sanitizer_clock_t;
577 # elif defined(__x86_64__) && !defined(_LP64)
578 typedef long long __sanitizer_clock_t;
579 # else
580 typedef long __sanitizer_clock_t;
581 # endif
582
583 # if SANITIZER_LINUX || SANITIZER_HAIKU
584 typedef int __sanitizer_clockid_t;
585 typedef unsigned long long __sanitizer_eventfd_t;
586 # endif
587
588 # if SANITIZER_LINUX
589 # if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__) || \
590 defined(__mips__) || defined(__hexagon__)
591 typedef unsigned __sanitizer___kernel_uid_t;
592 typedef unsigned __sanitizer___kernel_gid_t;
593 # else
594 typedef unsigned short __sanitizer___kernel_uid_t;
595 typedef unsigned short __sanitizer___kernel_gid_t;
596 # endif
597 # if defined(__x86_64__) && !defined(_LP64)
598 typedef long long __sanitizer___kernel_off_t;
599 # else
600 typedef long __sanitizer___kernel_off_t;
601 # endif
602
603 # if defined(__powerpc__) || defined(__mips__) || defined(__riscv)
604 typedef unsigned int __sanitizer___kernel_old_uid_t;
605 typedef unsigned int __sanitizer___kernel_old_gid_t;
606 # else
607 typedef unsigned short __sanitizer___kernel_old_uid_t;
608 typedef unsigned short __sanitizer___kernel_old_gid_t;
609 # endif
610
611 typedef long long __sanitizer___kernel_loff_t;
612 typedef struct {
613 unsigned long fds_bits[1024 / (8 * sizeof(long))];
614 } __sanitizer___kernel_fd_set;
615 # endif
616
617 // This thing depends on the platform. We are only interested in the upper
618 // limit. Verified with a compiler assert in .cpp.
619 union __sanitizer_pthread_attr_t {
620 char size[128];
621 void *align;
622 };
623
624 # if SANITIZER_ANDROID
625 # if SANITIZER_MIPS
626 typedef unsigned long __sanitizer_sigset_t[16 / sizeof(unsigned long)];
627 # else
628 typedef unsigned long __sanitizer_sigset_t;
629 # endif
630 # elif SANITIZER_APPLE
631 typedef unsigned __sanitizer_sigset_t;
632 # elif SANITIZER_HAIKU
633 typedef unsigned long long __sanitizer_sigset_t;
634 # elif SANITIZER_LINUX
635 struct __sanitizer_sigset_t {
636 // The size is determined by looking at sizeof of real sigset_t on linux.
637 uptr val[128 / sizeof(uptr)];
638 };
639 # endif
640
641 struct __sanitizer_siginfo_pad {
642 # if SANITIZER_X32
643 // x32 siginfo_t is aligned to 8 bytes.
644 u64 pad[128 / sizeof(u64)];
645 # else
646 // Require uptr, because siginfo_t is always pointer-size aligned on Linux.
647 uptr pad[128 / sizeof(uptr)];
648 # endif
649 };
650
651 # if SANITIZER_LINUX
652 # define SANITIZER_HAS_SIGINFO 1
653 union __sanitizer_siginfo {
654 __extension__ struct {
655 int si_signo;
656 # if SANITIZER_MIPS
657 int si_code;
658 int si_errno;
659 # else
660 int si_errno;
661 int si_code;
662 # endif
663 };
664 __sanitizer_siginfo_pad pad;
665 };
666 # else
667 # define SANITIZER_HAS_SIGINFO 0
668 typedef __sanitizer_siginfo_pad __sanitizer_siginfo;
669 # endif
670
671 using __sanitizer_sighandler_ptr = void (*)(int sig);
672 using __sanitizer_sigactionhandler_ptr = void (*)(int sig,
673 __sanitizer_siginfo *siginfo,
674 void *uctx);
675
676 // Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
677 # if SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 64)
678 struct __sanitizer_sigaction {
679 unsigned sa_flags;
680 union {
681 __sanitizer_sigactionhandler_ptr sigaction;
682 __sanitizer_sighandler_ptr handler;
683 };
684 __sanitizer_sigset_t sa_mask;
685 void (*sa_restorer)();
686 };
687 # elif SANITIZER_ANDROID && \
688 SANITIZER_MIPS32 // check this before WORDSIZE == 32
689 struct __sanitizer_sigaction {
690 unsigned sa_flags;
691 union {
692 __sanitizer_sigactionhandler_ptr sigaction;
693 __sanitizer_sighandler_ptr handler;
694 };
695 __sanitizer_sigset_t sa_mask;
696 };
697 # elif SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 32)
698 struct __sanitizer_sigaction {
699 union {
700 __sanitizer_sigactionhandler_ptr sigaction;
701 __sanitizer_sighandler_ptr handler;
702 };
703 __sanitizer_sigset_t sa_mask;
704 uptr sa_flags;
705 void (*sa_restorer)();
706 };
707 # else // !SANITIZER_ANDROID
708 struct __sanitizer_sigaction {
709 # if defined(__mips__) && !SANITIZER_FREEBSD && !SANITIZER_MUSL
710 unsigned int sa_flags;
711 # endif
712 union {
713 __sanitizer_sigactionhandler_ptr sigaction;
714 __sanitizer_sighandler_ptr handler;
715 };
716 # if SANITIZER_FREEBSD
717 int sa_flags;
718 __sanitizer_sigset_t sa_mask;
719 # else
720 # if defined(__s390x__)
721 int sa_resv;
722 # else
723 __sanitizer_sigset_t sa_mask;
724 # endif
725 # if !defined(__mips__) || SANITIZER_MUSL
726 # if defined(__sparc__)
727 # if __GLIBC_PREREQ(2, 20)
728 // On sparc glibc 2.19 and earlier sa_flags was unsigned long.
729 # if defined(__arch64__)
730 // To maintain ABI compatibility on sparc64 when switching to an int,
731 // __glibc_reserved0 was added.
732 int __glibc_reserved0;
733 # endif
734 int sa_flags;
735 # else
736 unsigned long sa_flags;
737 # endif
738 # else
739 int sa_flags;
740 # endif
741 # endif
742 # endif
743 # if SANITIZER_LINUX || SANITIZER_HAIKU
744 void (*sa_restorer)();
745 # endif
746 # if defined(__mips__) && (SANITIZER_WORDSIZE == 32) && !SANITIZER_MUSL
747 int sa_resv[1];
748 # endif
749 # if defined(__s390x__)
750 __sanitizer_sigset_t sa_mask;
751 # endif
752 };
753 # endif // !SANITIZER_ANDROID
754
755 # if defined(__mips__)
756 # define __SANITIZER_KERNEL_NSIG 128
757 # else
758 # define __SANITIZER_KERNEL_NSIG 64
759 # endif
760
761 struct __sanitizer_kernel_sigset_t {
762 uptr sig[__SANITIZER_KERNEL_NSIG / (sizeof(uptr) * 8)];
763 };
764
765 // Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
766 # if SANITIZER_MIPS
767 struct __sanitizer_kernel_sigaction_t {
768 unsigned int sa_flags;
769 union {
770 void (*handler)(int signo);
771 void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
772 };
773 __sanitizer_kernel_sigset_t sa_mask;
774 void (*sa_restorer)(void);
775 };
776 # else
777 struct __sanitizer_kernel_sigaction_t {
778 union {
779 void (*handler)(int signo);
780 void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
781 };
782 unsigned long sa_flags;
783 void (*sa_restorer)(void);
784 __sanitizer_kernel_sigset_t sa_mask;
785 };
786 # endif
787
788 extern const uptr sig_ign;
789 extern const uptr sig_dfl;
790 extern const uptr sig_err;
791 extern const uptr sa_siginfo;
792
793 # if SANITIZER_LINUX
794 extern int e_tabsz;
795 # endif
796
797 extern int af_inet;
798 extern int af_inet6;
799 uptr __sanitizer_in_addr_sz(int af);
800
801 # if SANITIZER_LINUX
802 struct __sanitizer_dl_phdr_info {
803 uptr dlpi_addr;
804 const char *dlpi_name;
805 const void *dlpi_phdr;
806 short dlpi_phnum;
807 };
808
809 extern unsigned struct_ElfW_Phdr_sz;
810 # endif
811
812 struct __sanitizer_protoent {
813 char *p_name;
814 char **p_aliases;
815 int p_proto;
816 };
817
818 struct __sanitizer_netent {
819 char *n_name;
820 char **n_aliases;
821 int n_addrtype;
822 u32 n_net;
823 };
824
825 struct __sanitizer_addrinfo {
826 int ai_flags;
827 int ai_family;
828 int ai_socktype;
829 int ai_protocol;
830 # if SANITIZER_ANDROID || SANITIZER_APPLE || SANITIZER_HAIKU
831 unsigned ai_addrlen;
832 char *ai_canonname;
833 void *ai_addr;
834 # else // LINUX
835 unsigned ai_addrlen;
836 void *ai_addr;
837 char *ai_canonname;
838 # endif
839 struct __sanitizer_addrinfo *ai_next;
840 };
841
842 struct __sanitizer_hostent {
843 char *h_name;
844 char **h_aliases;
845 int h_addrtype;
846 int h_length;
847 char **h_addr_list;
848 };
849
850 struct __sanitizer_pollfd {
851 int fd;
852 short events;
853 short revents;
854 };
855
856 # if SANITIZER_ANDROID || SANITIZER_APPLE
857 typedef unsigned __sanitizer_nfds_t;
858 # else
859 typedef unsigned long __sanitizer_nfds_t;
860 # endif
861
862 # if !SANITIZER_ANDROID
863 # if SANITIZER_LINUX
864 struct __sanitizer_glob_t {
865 uptr gl_pathc;
866 char **gl_pathv;
867 uptr gl_offs;
868 int gl_flags;
869
870 void (*gl_closedir)(void *dirp);
871 void *(*gl_readdir)(void *dirp);
872 void *(*gl_opendir)(const char *);
873 int (*gl_lstat)(const char *, void *);
874 int (*gl_stat)(const char *, void *);
875 };
876 # endif // SANITIZER_LINUX
877
878 # if SANITIZER_LINUX
879 extern int glob_nomatch;
880 extern int glob_altdirfunc;
881 # endif
882 # endif // !SANITIZER_ANDROID
883
884 extern unsigned path_max;
885
886 # if !SANITIZER_ANDROID
887 extern const int wordexp_wrde_dooffs;
888 # endif // !SANITIZER_ANDROID
889
890 struct __sanitizer_wordexp_t {
891 uptr we_wordc;
892 char **we_wordv;
893 uptr we_offs;
894 };
895
896 # if SANITIZER_LINUX && !SANITIZER_ANDROID
897 struct __sanitizer_FILE {
898 int _flags;
899 char *_IO_read_ptr;
900 char *_IO_read_end;
901 char *_IO_read_base;
902 char *_IO_write_base;
903 char *_IO_write_ptr;
904 char *_IO_write_end;
905 char *_IO_buf_base;
906 char *_IO_buf_end;
907 char *_IO_save_base;
908 char *_IO_backup_base;
909 char *_IO_save_end;
910 void *_markers;
911 __sanitizer_FILE *_chain;
912 int _fileno;
913 };
914 # define SANITIZER_HAS_STRUCT_FILE 1
915 # else
916 typedef void __sanitizer_FILE;
917 # define SANITIZER_HAS_STRUCT_FILE 0
918 # endif
919
920 # if SANITIZER_LINUX && !SANITIZER_ANDROID && \
921 (defined(__i386) || defined(__x86_64) || defined(__mips64) || \
922 defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \
923 defined(__s390__) || defined(__loongarch__) || SANITIZER_RISCV64 || \
924 defined(__sparc__))
925 extern unsigned struct_user_regs_struct_sz;
926 extern unsigned struct_user_fpregs_struct_sz;
927 extern unsigned struct_user_fpxregs_struct_sz;
928 extern unsigned struct_user_vfpregs_struct_sz;
929
930 extern int ptrace_peektext;
931 extern int ptrace_peekdata;
932 extern int ptrace_peekuser;
933 extern int ptrace_getregs;
934 extern int ptrace_setregs;
935 extern int ptrace_getfpregs;
936 extern int ptrace_setfpregs;
937 extern int ptrace_getfpxregs;
938 extern int ptrace_setfpxregs;
939 extern int ptrace_getvfpregs;
940 extern int ptrace_setvfpregs;
941 extern int ptrace_getsiginfo;
942 extern int ptrace_setsiginfo;
943 extern int ptrace_getregset;
944 extern int ptrace_setregset;
945 extern int ptrace_geteventmsg;
946
947 // Helper for the ptrace interceptor.
948 template <class T>
ptrace_data_arg(int request,T addr,T data)949 inline T ptrace_data_arg(int request, T addr, T data) {
950 # if SANITIZER_LINUX && SANITIZER_SPARC
951 // As described in ptrace(2), the meanings of addr and data are reversed
952 // for the PTRACE_GETREGS, PTRACE_GETFPREGS, PTRACE_GETREGS, and
953 // PTRACE_GETFPREGS requests on Linux/sparc64.
954 if (request == ptrace_getregs || request == ptrace_getfpregs ||
955 request == ptrace_setregs || request == ptrace_setfpregs)
956 return addr;
957 else
958 # endif
959 return data;
960 }
961 # endif
962
963 # if SANITIZER_LINUX && !SANITIZER_ANDROID
964 extern unsigned struct_shminfo_sz;
965 extern unsigned struct_shm_info_sz;
966 extern int shmctl_ipc_stat;
967 extern int shmctl_ipc_info;
968 extern int shmctl_shm_info;
969 extern int shmctl_shm_stat;
970 # endif
971
972 # if !SANITIZER_APPLE && !SANITIZER_FREEBSD
973 extern unsigned struct_utmp_sz;
974 # endif
975 # if !SANITIZER_ANDROID
976 extern unsigned struct_utmpx_sz;
977 # endif
978
979 extern int map_fixed;
980
981 // ioctl arguments
982 struct __sanitizer_ifconf {
983 int ifc_len;
984 union {
985 void *ifcu_req;
986 } ifc_ifcu;
987 # if SANITIZER_APPLE
988 } __attribute__((packed));
989 # else
990 };
991 # endif
992
993 # if SANITIZER_LINUX && !SANITIZER_ANDROID
994 struct __sanitizer__obstack_chunk {
995 char *limit;
996 struct __sanitizer__obstack_chunk *prev;
997 };
998
999 struct __sanitizer_obstack {
1000 long chunk_size;
1001 struct __sanitizer__obstack_chunk *chunk;
1002 char *object_base;
1003 char *next_free;
1004 uptr more_fields[7];
1005 };
1006
1007 typedef uptr (*__sanitizer_cookie_io_read)(void *cookie, char *buf, uptr size);
1008 typedef uptr (*__sanitizer_cookie_io_write)(void *cookie, const char *buf,
1009 uptr size);
1010 typedef int (*__sanitizer_cookie_io_seek)(void *cookie, u64 *offset,
1011 int whence);
1012 typedef int (*__sanitizer_cookie_io_close)(void *cookie);
1013
1014 struct __sanitizer_cookie_io_functions_t {
1015 __sanitizer_cookie_io_read read;
1016 __sanitizer_cookie_io_write write;
1017 __sanitizer_cookie_io_seek seek;
1018 __sanitizer_cookie_io_close close;
1019 };
1020 # endif
1021
1022 # define IOC_NRBITS 8
1023 # define IOC_TYPEBITS 8
1024 # if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__) || \
1025 defined(__sparc__)
1026 # define IOC_SIZEBITS 13
1027 # define IOC_DIRBITS 3
1028 # define IOC_NONE 1U
1029 # define IOC_WRITE 4U
1030 # define IOC_READ 2U
1031 # else
1032 # define IOC_SIZEBITS 14
1033 # define IOC_DIRBITS 2
1034 # define IOC_NONE 0U
1035 # define IOC_WRITE 1U
1036 # define IOC_READ 2U
1037 # endif
1038 # define IOC_NRMASK ((1 << IOC_NRBITS) - 1)
1039 # define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1)
1040 # define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1)
1041 # if defined(IOC_DIRMASK)
1042 # undef IOC_DIRMASK
1043 # endif
1044 # define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1)
1045 # define IOC_NRSHIFT 0
1046 # define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS)
1047 # define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS)
1048 # define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS)
1049 # define EVIOC_EV_MAX 0x1f
1050 # define EVIOC_ABS_MAX 0x3f
1051
1052 # define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK)
1053 # define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK)
1054 # define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
1055
1056 # if defined(__sparc__)
1057 // In sparc the 14 bits SIZE field overlaps with the
1058 // least significant bit of DIR, so either IOC_READ or
1059 // IOC_WRITE shall be 1 in order to get a non-zero SIZE.
1060 # define IOC_SIZE(nr) \
1061 ((((((nr) >> 29) & 0x7) & (4U | 2U)) == 0) ? 0 : (((nr) >> 16) & 0x3fff))
1062 # else
1063 # define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
1064 # endif
1065
1066 extern unsigned struct_ifreq_sz;
1067 extern unsigned struct_termios_sz;
1068 extern unsigned struct_winsize_sz;
1069
1070 # if SANITIZER_LINUX
1071 extern unsigned struct_arpreq_sz;
1072 extern unsigned struct_cdrom_msf_sz;
1073 extern unsigned struct_cdrom_multisession_sz;
1074 extern unsigned struct_cdrom_read_audio_sz;
1075 extern unsigned struct_cdrom_subchnl_sz;
1076 extern unsigned struct_cdrom_ti_sz;
1077 extern unsigned struct_cdrom_tocentry_sz;
1078 extern unsigned struct_cdrom_tochdr_sz;
1079 extern unsigned struct_cdrom_volctrl_sz;
1080 extern unsigned struct_ff_effect_sz;
1081 extern unsigned struct_floppy_drive_params_sz;
1082 extern unsigned struct_floppy_drive_struct_sz;
1083 extern unsigned struct_floppy_fdc_state_sz;
1084 extern unsigned struct_floppy_max_errors_sz;
1085 extern unsigned struct_floppy_raw_cmd_sz;
1086 extern unsigned struct_floppy_struct_sz;
1087 extern unsigned struct_floppy_write_errors_sz;
1088 extern unsigned struct_format_descr_sz;
1089 extern unsigned struct_hd_driveid_sz;
1090 extern unsigned struct_hd_geometry_sz;
1091 extern unsigned struct_input_absinfo_sz;
1092 extern unsigned struct_input_id_sz;
1093 extern unsigned struct_mtpos_sz;
1094 extern unsigned struct_vt_consize_sz;
1095 extern unsigned struct_vt_sizes_sz;
1096 extern unsigned struct_vt_stat_sz;
1097 # endif // SANITIZER_LINUX
1098
1099 # if SANITIZER_LINUX
1100 extern unsigned struct_copr_buffer_sz;
1101 extern unsigned struct_copr_debug_buf_sz;
1102 extern unsigned struct_copr_msg_sz;
1103 extern unsigned struct_midi_info_sz;
1104 extern unsigned struct_mtget_sz;
1105 extern unsigned struct_mtop_sz;
1106 extern unsigned struct_rtentry_sz;
1107 extern unsigned struct_sbi_instrument_sz;
1108 extern unsigned struct_seq_event_rec_sz;
1109 extern unsigned struct_synth_info_sz;
1110 extern unsigned struct_vt_mode_sz;
1111 # endif // SANITIZER_LINUX
1112
1113 # if SANITIZER_LINUX && !SANITIZER_ANDROID
1114 extern unsigned struct_ax25_parms_struct_sz;
1115 extern unsigned struct_input_keymap_entry_sz;
1116 extern unsigned struct_ipx_config_data_sz;
1117 extern unsigned struct_kbdiacrs_sz;
1118 extern unsigned struct_kbentry_sz;
1119 extern unsigned struct_kbkeycode_sz;
1120 extern unsigned struct_kbsentry_sz;
1121 extern unsigned struct_mtconfiginfo_sz;
1122 extern unsigned struct_nr_parms_struct_sz;
1123 extern unsigned struct_scc_modem_sz;
1124 extern unsigned struct_scc_stat_sz;
1125 extern unsigned struct_serial_multiport_struct_sz;
1126 extern unsigned struct_serial_struct_sz;
1127 extern unsigned struct_sockaddr_ax25_sz;
1128 extern unsigned struct_unimapdesc_sz;
1129 extern unsigned struct_unimapinit_sz;
1130 # endif // SANITIZER_LINUX && !SANITIZER_ANDROID
1131
1132 extern const unsigned long __sanitizer_bufsiz;
1133
1134 # if SANITIZER_LINUX && !SANITIZER_ANDROID
1135 extern unsigned struct_audio_buf_info_sz;
1136 extern unsigned struct_ppp_stats_sz;
1137 # endif // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
1138
1139 # if !SANITIZER_ANDROID && !SANITIZER_APPLE
1140 extern unsigned struct_sioc_sg_req_sz;
1141 extern unsigned struct_sioc_vif_req_sz;
1142 # endif
1143
1144 extern unsigned fpos_t_sz;
1145
1146 // ioctl request identifiers
1147
1148 // A special value to mark ioctls that are not present on the target platform,
1149 // when it can not be determined without including any system headers.
1150 extern const unsigned IOCTL_NOT_PRESENT;
1151
1152 extern unsigned IOCTL_FIOASYNC;
1153 extern unsigned IOCTL_FIOCLEX;
1154 extern unsigned IOCTL_FIOGETOWN;
1155 extern unsigned IOCTL_FIONBIO;
1156 extern unsigned IOCTL_FIONCLEX;
1157 extern unsigned IOCTL_FIOSETOWN;
1158 extern unsigned IOCTL_SIOCADDMULTI;
1159 extern unsigned IOCTL_SIOCATMARK;
1160 extern unsigned IOCTL_SIOCDELMULTI;
1161 extern unsigned IOCTL_SIOCGIFADDR;
1162 extern unsigned IOCTL_SIOCGIFBRDADDR;
1163 extern unsigned IOCTL_SIOCGIFCONF;
1164 extern unsigned IOCTL_SIOCGIFDSTADDR;
1165 extern unsigned IOCTL_SIOCGIFFLAGS;
1166 extern unsigned IOCTL_SIOCGIFMETRIC;
1167 extern unsigned IOCTL_SIOCGIFMTU;
1168 extern unsigned IOCTL_SIOCGIFNETMASK;
1169 extern unsigned IOCTL_SIOCGPGRP;
1170 extern unsigned IOCTL_SIOCSIFADDR;
1171 extern unsigned IOCTL_SIOCSIFBRDADDR;
1172 extern unsigned IOCTL_SIOCSIFDSTADDR;
1173 extern unsigned IOCTL_SIOCSIFFLAGS;
1174 extern unsigned IOCTL_SIOCSIFMETRIC;
1175 extern unsigned IOCTL_SIOCSIFMTU;
1176 extern unsigned IOCTL_SIOCSIFNETMASK;
1177 extern unsigned IOCTL_SIOCSPGRP;
1178 # if !SANITIZER_HAIKU
1179 extern unsigned IOCTL_TIOCCONS;
1180 extern unsigned IOCTL_TIOCGETD;
1181 extern unsigned IOCTL_TIOCNOTTY;
1182 extern unsigned IOCTL_TIOCPKT;
1183 extern unsigned IOCTL_TIOCSETD;
1184 extern unsigned IOCTL_TIOCSTI;
1185 # endif
1186 extern unsigned IOCTL_TIOCEXCL;
1187 extern unsigned IOCTL_TIOCGPGRP;
1188 extern unsigned IOCTL_TIOCGWINSZ;
1189 extern unsigned IOCTL_TIOCMBIC;
1190 extern unsigned IOCTL_TIOCMBIS;
1191 extern unsigned IOCTL_TIOCMGET;
1192 extern unsigned IOCTL_TIOCMSET;
1193 extern unsigned IOCTL_TIOCNXCL;
1194 extern unsigned IOCTL_TIOCOUTQ;
1195 extern unsigned IOCTL_TIOCSCTTY;
1196 extern unsigned IOCTL_TIOCSPGRP;
1197 extern unsigned IOCTL_TIOCSWINSZ;
1198 # if SANITIZER_LINUX && !SANITIZER_ANDROID
1199 extern unsigned IOCTL_SIOCGETSGCNT;
1200 extern unsigned IOCTL_SIOCGETVIFCNT;
1201 # endif
1202 # if SANITIZER_LINUX
1203 extern unsigned IOCTL_EVIOCGABS;
1204 extern unsigned IOCTL_EVIOCGBIT;
1205 extern unsigned IOCTL_EVIOCGEFFECTS;
1206 extern unsigned IOCTL_EVIOCGID;
1207 extern unsigned IOCTL_EVIOCGKEY;
1208 extern unsigned IOCTL_EVIOCGKEYCODE;
1209 extern unsigned IOCTL_EVIOCGLED;
1210 extern unsigned IOCTL_EVIOCGNAME;
1211 extern unsigned IOCTL_EVIOCGPHYS;
1212 extern unsigned IOCTL_EVIOCGRAB;
1213 extern unsigned IOCTL_EVIOCGREP;
1214 extern unsigned IOCTL_EVIOCGSND;
1215 extern unsigned IOCTL_EVIOCGSW;
1216 extern unsigned IOCTL_EVIOCGUNIQ;
1217 extern unsigned IOCTL_EVIOCGVERSION;
1218 extern unsigned IOCTL_EVIOCRMFF;
1219 extern unsigned IOCTL_EVIOCSABS;
1220 extern unsigned IOCTL_EVIOCSFF;
1221 extern unsigned IOCTL_EVIOCSKEYCODE;
1222 extern unsigned IOCTL_EVIOCSREP;
1223 extern unsigned IOCTL_BLKFLSBUF;
1224 extern unsigned IOCTL_BLKGETSIZE;
1225 extern unsigned IOCTL_BLKRAGET;
1226 extern unsigned IOCTL_BLKRASET;
1227 extern unsigned IOCTL_BLKROGET;
1228 extern unsigned IOCTL_BLKROSET;
1229 extern unsigned IOCTL_BLKRRPART;
1230 extern unsigned IOCTL_BLKFRASET;
1231 extern unsigned IOCTL_BLKFRAGET;
1232 extern unsigned IOCTL_BLKSECTSET;
1233 extern unsigned IOCTL_BLKSECTGET;
1234 extern unsigned IOCTL_BLKSSZGET;
1235 extern unsigned IOCTL_BLKBSZGET;
1236 extern unsigned IOCTL_BLKBSZSET;
1237 extern unsigned IOCTL_BLKGETSIZE64;
1238 extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
1239 extern unsigned IOCTL_CDROMEJECT;
1240 extern unsigned IOCTL_CDROMEJECT_SW;
1241 extern unsigned IOCTL_CDROMMULTISESSION;
1242 extern unsigned IOCTL_CDROMPAUSE;
1243 extern unsigned IOCTL_CDROMPLAYMSF;
1244 extern unsigned IOCTL_CDROMPLAYTRKIND;
1245 extern unsigned IOCTL_CDROMREADAUDIO;
1246 extern unsigned IOCTL_CDROMREADCOOKED;
1247 extern unsigned IOCTL_CDROMREADMODE1;
1248 extern unsigned IOCTL_CDROMREADMODE2;
1249 extern unsigned IOCTL_CDROMREADRAW;
1250 extern unsigned IOCTL_CDROMREADTOCENTRY;
1251 extern unsigned IOCTL_CDROMREADTOCHDR;
1252 extern unsigned IOCTL_CDROMRESET;
1253 extern unsigned IOCTL_CDROMRESUME;
1254 extern unsigned IOCTL_CDROMSEEK;
1255 extern unsigned IOCTL_CDROMSTART;
1256 extern unsigned IOCTL_CDROMSTOP;
1257 extern unsigned IOCTL_CDROMSUBCHNL;
1258 extern unsigned IOCTL_CDROMVOLCTRL;
1259 extern unsigned IOCTL_CDROMVOLREAD;
1260 extern unsigned IOCTL_CDROM_GET_UPC;
1261 extern unsigned IOCTL_FDCLRPRM;
1262 extern unsigned IOCTL_FDDEFPRM;
1263 extern unsigned IOCTL_FDFLUSH;
1264 extern unsigned IOCTL_FDFMTBEG;
1265 extern unsigned IOCTL_FDFMTEND;
1266 extern unsigned IOCTL_FDFMTTRK;
1267 extern unsigned IOCTL_FDGETDRVPRM;
1268 extern unsigned IOCTL_FDGETDRVSTAT;
1269 extern unsigned IOCTL_FDGETDRVTYP;
1270 extern unsigned IOCTL_FDGETFDCSTAT;
1271 extern unsigned IOCTL_FDGETMAXERRS;
1272 extern unsigned IOCTL_FDGETPRM;
1273 extern unsigned IOCTL_FDMSGOFF;
1274 extern unsigned IOCTL_FDMSGON;
1275 extern unsigned IOCTL_FDPOLLDRVSTAT;
1276 extern unsigned IOCTL_FDRAWCMD;
1277 extern unsigned IOCTL_FDRESET;
1278 extern unsigned IOCTL_FDSETDRVPRM;
1279 extern unsigned IOCTL_FDSETEMSGTRESH;
1280 extern unsigned IOCTL_FDSETMAXERRS;
1281 extern unsigned IOCTL_FDSETPRM;
1282 extern unsigned IOCTL_FDTWADDLE;
1283 extern unsigned IOCTL_FDWERRORCLR;
1284 extern unsigned IOCTL_FDWERRORGET;
1285 extern unsigned IOCTL_HDIO_DRIVE_CMD;
1286 extern unsigned IOCTL_HDIO_GETGEO;
1287 extern unsigned IOCTL_HDIO_GET_32BIT;
1288 extern unsigned IOCTL_HDIO_GET_DMA;
1289 extern unsigned IOCTL_HDIO_GET_IDENTITY;
1290 extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
1291 extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
1292 extern unsigned IOCTL_HDIO_GET_NOWERR;
1293 extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
1294 extern unsigned IOCTL_HDIO_SET_32BIT;
1295 extern unsigned IOCTL_HDIO_SET_DMA;
1296 extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
1297 extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
1298 extern unsigned IOCTL_HDIO_SET_NOWERR;
1299 extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
1300 extern unsigned IOCTL_MTIOCPOS;
1301 extern unsigned IOCTL_PPPIOCGASYNCMAP;
1302 extern unsigned IOCTL_PPPIOCGDEBUG;
1303 extern unsigned IOCTL_PPPIOCGFLAGS;
1304 extern unsigned IOCTL_PPPIOCGUNIT;
1305 extern unsigned IOCTL_PPPIOCGXASYNCMAP;
1306 extern unsigned IOCTL_PPPIOCSASYNCMAP;
1307 extern unsigned IOCTL_PPPIOCSDEBUG;
1308 extern unsigned IOCTL_PPPIOCSFLAGS;
1309 extern unsigned IOCTL_PPPIOCSMAXCID;
1310 extern unsigned IOCTL_PPPIOCSMRU;
1311 extern unsigned IOCTL_PPPIOCSXASYNCMAP;
1312 extern unsigned IOCTL_SIOCDARP;
1313 extern unsigned IOCTL_SIOCDRARP;
1314 extern unsigned IOCTL_SIOCGARP;
1315 extern unsigned IOCTL_SIOCGIFENCAP;
1316 extern unsigned IOCTL_SIOCGIFHWADDR;
1317 extern unsigned IOCTL_SIOCGIFMAP;
1318 extern unsigned IOCTL_SIOCGIFMEM;
1319 extern unsigned IOCTL_SIOCGIFNAME;
1320 extern unsigned IOCTL_SIOCGIFSLAVE;
1321 extern unsigned IOCTL_SIOCGRARP;
1322 extern unsigned IOCTL_SIOCGSTAMP;
1323 extern unsigned IOCTL_SIOCSARP;
1324 extern unsigned IOCTL_SIOCSIFENCAP;
1325 extern unsigned IOCTL_SIOCSIFHWADDR;
1326 extern unsigned IOCTL_SIOCSIFLINK;
1327 extern unsigned IOCTL_SIOCSIFMAP;
1328 extern unsigned IOCTL_SIOCSIFMEM;
1329 extern unsigned IOCTL_SIOCSIFSLAVE;
1330 extern unsigned IOCTL_SIOCSRARP;
1331 extern unsigned IOCTL_SNDCTL_COPR_HALT;
1332 extern unsigned IOCTL_SNDCTL_COPR_LOAD;
1333 extern unsigned IOCTL_SNDCTL_COPR_RCODE;
1334 extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
1335 extern unsigned IOCTL_SNDCTL_COPR_RDATA;
1336 extern unsigned IOCTL_SNDCTL_COPR_RESET;
1337 extern unsigned IOCTL_SNDCTL_COPR_RUN;
1338 extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
1339 extern unsigned IOCTL_SNDCTL_COPR_WCODE;
1340 extern unsigned IOCTL_SNDCTL_COPR_WDATA;
1341 extern unsigned IOCTL_TCFLSH;
1342 extern unsigned IOCTL_TCSBRK;
1343 extern unsigned IOCTL_TCSBRKP;
1344 # if SANITIZER_TERMIOS_IOCTL_CONSTANTS
1345 extern unsigned IOCTL_TCGETS;
1346 extern unsigned IOCTL_TCSETS;
1347 extern unsigned IOCTL_TCSETSF;
1348 extern unsigned IOCTL_TCSETSW;
1349 # endif
1350 extern unsigned IOCTL_TCXONC;
1351 extern unsigned IOCTL_TIOCGLCKTRMIOS;
1352 extern unsigned IOCTL_TIOCGSOFTCAR;
1353 extern unsigned IOCTL_TIOCINQ;
1354 extern unsigned IOCTL_TIOCLINUX;
1355 extern unsigned IOCTL_TIOCSERCONFIG;
1356 extern unsigned IOCTL_TIOCSERGETLSR;
1357 extern unsigned IOCTL_TIOCSERGWILD;
1358 extern unsigned IOCTL_TIOCSERSWILD;
1359 extern unsigned IOCTL_TIOCSLCKTRMIOS;
1360 extern unsigned IOCTL_TIOCSSOFTCAR;
1361 extern unsigned IOCTL_VT_DISALLOCATE;
1362 extern unsigned IOCTL_VT_GETSTATE;
1363 extern unsigned IOCTL_VT_RESIZE;
1364 extern unsigned IOCTL_VT_RESIZEX;
1365 extern unsigned IOCTL_VT_SENDSIG;
1366 extern unsigned IOCTL_MTIOCGET;
1367 extern unsigned IOCTL_MTIOCTOP;
1368 extern unsigned IOCTL_SIOCADDRT;
1369 extern unsigned IOCTL_SIOCDELRT;
1370 extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
1371 extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
1372 extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
1373 extern unsigned IOCTL_SNDCTL_DSP_POST;
1374 extern unsigned IOCTL_SNDCTL_DSP_RESET;
1375 extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
1376 extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
1377 extern unsigned IOCTL_SNDCTL_DSP_SPEED;
1378 extern unsigned IOCTL_SNDCTL_DSP_STEREO;
1379 extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
1380 extern unsigned IOCTL_SNDCTL_DSP_SYNC;
1381 extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
1382 extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
1383 extern unsigned IOCTL_SNDCTL_MIDI_INFO;
1384 extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
1385 extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
1386 extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
1387 extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
1388 extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
1389 extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
1390 extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
1391 extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
1392 extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
1393 extern unsigned IOCTL_SNDCTL_SEQ_RESET;
1394 extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
1395 extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
1396 extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
1397 extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
1398 extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
1399 extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
1400 extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
1401 extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
1402 extern unsigned IOCTL_SNDCTL_TMR_SELECT;
1403 extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
1404 extern unsigned IOCTL_SNDCTL_TMR_START;
1405 extern unsigned IOCTL_SNDCTL_TMR_STOP;
1406 extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
1407 extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
1408 extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
1409 extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
1410 extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
1411 extern unsigned IOCTL_SOUND_MIXER_READ_CD;
1412 extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
1413 extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
1414 extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
1415 extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
1416 extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
1417 extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
1418 extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
1419 extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
1420 extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
1421 extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
1422 extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
1423 extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
1424 extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
1425 extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
1426 extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
1427 extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
1428 extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
1429 extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
1430 extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
1431 extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
1432 extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
1433 extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
1434 extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
1435 extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
1436 extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
1437 extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
1438 extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
1439 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
1440 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
1441 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
1442 extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
1443 extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
1444 extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
1445 extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
1446 extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
1447 extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
1448 extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
1449 extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
1450 extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
1451 extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
1452 extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
1453 extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
1454 extern unsigned IOCTL_SOUND_PCM_READ_BITS;
1455 extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
1456 extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
1457 extern unsigned IOCTL_SOUND_PCM_READ_RATE;
1458 extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
1459 extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
1460 extern unsigned IOCTL_VT_ACTIVATE;
1461 extern unsigned IOCTL_VT_GETMODE;
1462 extern unsigned IOCTL_VT_OPENQRY;
1463 extern unsigned IOCTL_VT_RELDISP;
1464 extern unsigned IOCTL_VT_SETMODE;
1465 extern unsigned IOCTL_VT_WAITACTIVE;
1466 # endif // SANITIZER_LINUX
1467
1468 # if SANITIZER_LINUX && !SANITIZER_ANDROID
1469 extern unsigned IOCTL_EQL_EMANCIPATE;
1470 extern unsigned IOCTL_EQL_ENSLAVE;
1471 extern unsigned IOCTL_EQL_GETMASTRCFG;
1472 extern unsigned IOCTL_EQL_GETSLAVECFG;
1473 extern unsigned IOCTL_EQL_SETMASTRCFG;
1474 extern unsigned IOCTL_EQL_SETSLAVECFG;
1475 extern unsigned IOCTL_EVIOCGKEYCODE_V2;
1476 extern unsigned IOCTL_EVIOCGPROP;
1477 extern unsigned IOCTL_EVIOCSKEYCODE_V2;
1478 extern unsigned IOCTL_FS_IOC_GETFLAGS;
1479 extern unsigned IOCTL_FS_IOC_GETVERSION;
1480 extern unsigned IOCTL_FS_IOC_SETFLAGS;
1481 extern unsigned IOCTL_FS_IOC_SETVERSION;
1482 extern unsigned IOCTL_GIO_CMAP;
1483 extern unsigned IOCTL_GIO_FONT;
1484 extern unsigned IOCTL_GIO_UNIMAP;
1485 extern unsigned IOCTL_GIO_UNISCRNMAP;
1486 extern unsigned IOCTL_KDADDIO;
1487 extern unsigned IOCTL_KDDELIO;
1488 extern unsigned IOCTL_KDGETKEYCODE;
1489 extern unsigned IOCTL_KDGKBDIACR;
1490 extern unsigned IOCTL_KDGKBENT;
1491 extern unsigned IOCTL_KDGKBLED;
1492 extern unsigned IOCTL_KDGKBMETA;
1493 extern unsigned IOCTL_KDGKBSENT;
1494 extern unsigned IOCTL_KDMAPDISP;
1495 extern unsigned IOCTL_KDSETKEYCODE;
1496 extern unsigned IOCTL_KDSIGACCEPT;
1497 extern unsigned IOCTL_KDSKBDIACR;
1498 extern unsigned IOCTL_KDSKBENT;
1499 extern unsigned IOCTL_KDSKBLED;
1500 extern unsigned IOCTL_KDSKBMETA;
1501 extern unsigned IOCTL_KDSKBSENT;
1502 extern unsigned IOCTL_KDUNMAPDISP;
1503 extern unsigned IOCTL_LPABORT;
1504 extern unsigned IOCTL_LPABORTOPEN;
1505 extern unsigned IOCTL_LPCAREFUL;
1506 extern unsigned IOCTL_LPCHAR;
1507 extern unsigned IOCTL_LPGETIRQ;
1508 extern unsigned IOCTL_LPGETSTATUS;
1509 extern unsigned IOCTL_LPRESET;
1510 extern unsigned IOCTL_LPSETIRQ;
1511 extern unsigned IOCTL_LPTIME;
1512 extern unsigned IOCTL_LPWAIT;
1513 extern unsigned IOCTL_MTIOCGETCONFIG;
1514 extern unsigned IOCTL_MTIOCSETCONFIG;
1515 extern unsigned IOCTL_PIO_CMAP;
1516 extern unsigned IOCTL_PIO_FONT;
1517 extern unsigned IOCTL_PIO_UNIMAP;
1518 extern unsigned IOCTL_PIO_UNIMAPCLR;
1519 extern unsigned IOCTL_PIO_UNISCRNMAP;
1520 extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
1521 extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
1522 extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
1523 extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
1524 extern unsigned IOCTL_SIOCAIPXITFCRT;
1525 extern unsigned IOCTL_SIOCAIPXPRISLT;
1526 extern unsigned IOCTL_SIOCAX25ADDUID;
1527 extern unsigned IOCTL_SIOCAX25DELUID;
1528 extern unsigned IOCTL_SIOCAX25GETPARMS;
1529 extern unsigned IOCTL_SIOCAX25GETUID;
1530 extern unsigned IOCTL_SIOCAX25NOUID;
1531 extern unsigned IOCTL_SIOCAX25SETPARMS;
1532 extern unsigned IOCTL_SIOCDEVPLIP;
1533 extern unsigned IOCTL_SIOCIPXCFGDATA;
1534 extern unsigned IOCTL_SIOCNRDECOBS;
1535 extern unsigned IOCTL_SIOCNRGETPARMS;
1536 extern unsigned IOCTL_SIOCNRRTCTL;
1537 extern unsigned IOCTL_SIOCNRSETPARMS;
1538 extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
1539 extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
1540 extern unsigned IOCTL_TIOCGSERIAL;
1541 extern unsigned IOCTL_TIOCSERGETMULTI;
1542 extern unsigned IOCTL_TIOCSERSETMULTI;
1543 extern unsigned IOCTL_TIOCSSERIAL;
1544 extern unsigned IOCTL_GIO_SCRNMAP;
1545 extern unsigned IOCTL_KDDISABIO;
1546 extern unsigned IOCTL_KDENABIO;
1547 extern unsigned IOCTL_KDGETLED;
1548 extern unsigned IOCTL_KDGETMODE;
1549 extern unsigned IOCTL_KDGKBMODE;
1550 extern unsigned IOCTL_KDGKBTYPE;
1551 extern unsigned IOCTL_KDMKTONE;
1552 extern unsigned IOCTL_KDSETLED;
1553 extern unsigned IOCTL_KDSETMODE;
1554 extern unsigned IOCTL_KDSKBMODE;
1555 extern unsigned IOCTL_KIOCSOUND;
1556 extern unsigned IOCTL_PIO_SCRNMAP;
1557 # endif
1558
1559 # if SANITIZER_GLIBC
1560 struct __sanitizer_servent {
1561 char *s_name;
1562 char **s_aliases;
1563 int s_port;
1564 char *s_proto;
1565 };
1566 # endif
1567
1568 extern const int si_SEGV_MAPERR;
1569 extern const int si_SEGV_ACCERR;
1570 } // namespace __sanitizer
1571
1572 # define CHECK_TYPE_SIZE(TYPE) \
1573 COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
1574
1575 # define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER) \
1576 COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *)NULL)->MEMBER) == \
1577 sizeof(((CLASS *)NULL)->MEMBER)); \
1578 COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) == \
1579 offsetof(CLASS, MEMBER))
1580
1581 // For sigaction, which is a function and struct at the same time,
1582 // and thus requires explicit "struct" in sizeof() expression.
1583 # define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER) \
1584 COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *)NULL)->MEMBER) == \
1585 sizeof(((struct CLASS *)NULL)->MEMBER)); \
1586 COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) == \
1587 offsetof(struct CLASS, MEMBER))
1588
1589 # define SIGACTION_SYMNAME sigaction
1590
1591 # if SANITIZER_LINUX
1592 typedef void *__sanitizer_timer_t;
1593 # endif
1594
1595 #endif // SANITIZER_LINUX || SANITIZER_APPLE || SANITIZER_HAIKU
1596
1597 #endif
1598