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

source code of compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h