1 //===-- sanitizer_platform_limits_openbsd.h -------------------------------===//
3 // This file is distributed under the University of Illinois Open Source
4 // License. See LICENSE.TXT for details.
6 //===----------------------------------------------------------------------===//
8 // This file is a part of Sanitizer common code.
10 // Sizes and layouts of platform-specific OpenBSD data structures.
11 //===----------------------------------------------------------------------===//
13 #ifndef SANITIZER_PLATFORM_LIMITS_OPENBSD_H
14 #define SANITIZER_PLATFORM_LIMITS_OPENBSD_H
18 #include "sanitizer_internal_defs.h"
19 #include "sanitizer_platform.h"
21 #define _GET_LINK_MAP_BY_DLOPEN_HANDLE(handle, shift) \
22 ((link_map *)((handle) == nullptr ? nullptr : ((char *)(handle) + (shift))))
24 #if defined(__x86_64__)
25 #define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) \
26 _GET_LINK_MAP_BY_DLOPEN_HANDLE(handle, 312)
27 #elif defined(__i386__)
28 #define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) \
29 _GET_LINK_MAP_BY_DLOPEN_HANDLE(handle, 164)
32 #define RLIMIT_AS RLIMIT_DATA
34 namespace __sanitizer
{
35 extern unsigned struct_utsname_sz
;
36 extern unsigned struct_stat_sz
;
37 extern unsigned struct_rusage_sz
;
38 extern unsigned siginfo_t_sz
;
39 extern unsigned struct_itimerval_sz
;
40 extern unsigned pthread_t_sz
;
41 extern unsigned pthread_mutex_t_sz
;
42 extern unsigned pthread_cond_t_sz
;
43 extern unsigned pid_t_sz
;
44 extern unsigned timeval_sz
;
45 extern unsigned uid_t_sz
;
46 extern unsigned gid_t_sz
;
47 extern unsigned mbstate_t_sz
;
48 extern unsigned struct_timezone_sz
;
49 extern unsigned struct_tms_sz
;
50 extern unsigned struct_itimerspec_sz
;
51 extern unsigned struct_sigevent_sz
;
52 extern unsigned struct_statfs_sz
;
53 extern unsigned struct_sockaddr_sz
;
55 extern unsigned struct_rlimit_sz
;
56 extern unsigned struct_utimbuf_sz
;
57 extern unsigned struct_timespec_sz
;
59 struct __sanitizer_iocb
{
66 #if SANITIZER_WORDSIZE == 64
76 struct __sanitizer___sysctl_args
{
85 struct __sanitizer_sem_t
{
89 struct __sanitizer_ipc_perm
{
99 struct __sanitizer_shmid_ds
{
100 __sanitizer_ipc_perm shm_perm
;
106 long __shm_atimensec
;
108 long __shm_dtimensec
;
110 long __shm_ctimensec
;
114 extern unsigned struct_msqid_ds_sz
;
115 extern unsigned struct_mq_attr_sz
;
116 extern unsigned struct_timex_sz
;
117 extern unsigned struct_statvfs_sz
;
119 struct __sanitizer_iovec
{
124 struct __sanitizer_ifaddrs
{
125 struct __sanitizer_ifaddrs
*ifa_next
;
127 unsigned int ifa_flags
;
128 struct __sanitizer_sockaddr
*ifa_addr
; // (struct sockaddr *)
129 struct __sanitizer_sockaddr
*ifa_netmask
; // (struct sockaddr *)
130 struct __sanitizer_sockaddr
*ifa_dstaddr
; // (struct sockaddr *)
134 typedef unsigned __sanitizer_pthread_key_t
;
136 typedef long long __sanitizer_time_t
;
137 typedef int __sanitizer_suseconds_t
;
139 struct __sanitizer_timeval
{
140 __sanitizer_time_t tv_sec
;
141 __sanitizer_suseconds_t tv_usec
;
144 struct __sanitizer_itimerval
{
145 struct __sanitizer_timeval it_interval
;
146 struct __sanitizer_timeval it_value
;
149 struct __sanitizer_passwd
{
154 __sanitizer_time_t pw_change
;
159 __sanitizer_time_t pw_expire
;
162 struct __sanitizer_group
{
169 struct __sanitizer_ether_addr
{
173 struct __sanitizer_tm
{
187 struct __sanitizer_msghdr
{
189 unsigned msg_namelen
;
190 struct __sanitizer_iovec
*msg_iov
;
193 unsigned msg_controllen
;
196 struct __sanitizer_cmsghdr
{
202 struct __sanitizer_dirent
{
208 typedef u64 __sanitizer_clock_t
;
209 typedef u32 __sanitizer_clockid_t
;
211 typedef u32 __sanitizer___kernel_uid_t
;
212 typedef u32 __sanitizer___kernel_gid_t
;
213 typedef u64 __sanitizer___kernel_off_t
;
216 } __sanitizer___kernel_fd_set
;
219 unsigned int pta_magic
;
222 } __sanitizer_pthread_attr_t
;
224 typedef unsigned int __sanitizer_sigset_t
;
226 struct __sanitizer_siginfo
{
227 // The size is determined by looking at sizeof of real siginfo_t on linux.
228 u64 opaque
[128 / sizeof(u64
)];
231 using __sanitizer_sighandler_ptr
= void (*)(int sig
);
232 using __sanitizer_sigactionhandler_ptr
= void (*)(int sig
,
233 __sanitizer_siginfo
*siginfo
,
236 struct __sanitizer_sigaction
{
238 __sanitizer_sighandler_ptr handler
;
239 __sanitizer_sigactionhandler_ptr sigaction
;
241 __sanitizer_sigset_t sa_mask
;
245 typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t
;
247 struct __sanitizer_kernel_sigaction_t
{
249 void (*handler
)(int signo
);
250 void (*sigaction
)(int signo
, void *info
, void *ctx
);
252 unsigned long sa_flags
;
253 void (*sa_restorer
)(void);
254 __sanitizer_kernel_sigset_t sa_mask
;
257 extern const uptr sig_ign
;
258 extern const uptr sig_dfl
;
259 extern const uptr sig_err
;
260 extern const uptr sa_siginfo
;
264 uptr
__sanitizer_in_addr_sz(int af
);
266 struct __sanitizer_dl_phdr_info
{
267 #if SANITIZER_WORDSIZE == 64
272 const char *dlpi_name
;
273 const void *dlpi_phdr
;
274 #if SANITIZER_WORDSIZE == 64
281 extern unsigned struct_ElfW_Phdr_sz
;
283 struct __sanitizer_addrinfo
{
289 struct __sanitizer_sockaddr
*ai_addr
;
291 struct __sanitizer_addrinfo
*ai_next
;
294 struct __sanitizer_hostent
{
302 struct __sanitizer_pollfd
{
308 typedef unsigned __sanitizer_nfds_t
;
310 struct __sanitizer_glob_t
{
317 int (*gl_errfunc
)(const char *, int);
318 void (*gl_closedir
)(void *dirp
);
319 struct dirent
*(*gl_readdir
)(void *dirp
);
320 void *(*gl_opendir
)(const char *);
321 int (*gl_lstat
)(const char *, void * /* struct stat* */);
322 int (*gl_stat
)(const char *, void * /* struct stat* */);
325 extern int glob_nomatch
;
326 extern int glob_altdirfunc
;
328 extern unsigned path_max
;
330 typedef char __sanitizer_FILE
;
331 #define SANITIZER_HAS_STRUCT_FILE 0
333 extern int shmctl_ipc_stat
;
335 // This simplifies generic code
336 #define struct_shminfo_sz -1
337 #define struct_shm_info_sz -1
338 #define shmctl_shm_stat -1
339 #define shmctl_ipc_info -1
340 #define shmctl_shm_info -1
342 extern unsigned struct_utmp_sz
;
343 extern unsigned struct_utmpx_sz
;
345 extern int map_fixed
;
348 struct __sanitizer_ifconf
{
355 extern const int si_SEGV_MAPERR
;
356 extern const int si_SEGV_ACCERR
;
357 } // namespace __sanitizer
359 #define CHECK_TYPE_SIZE(TYPE) \
360 COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
362 #define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER) \
363 COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *)NULL)->MEMBER) == \
364 sizeof(((CLASS *)NULL)->MEMBER)); \
365 COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) == \
366 offsetof(CLASS, MEMBER))
368 // For sigaction, which is a function and struct at the same time,
369 // and thus requires explicit "struct" in sizeof() expression.
370 #define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER) \
371 COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *)NULL)->MEMBER) == \
372 sizeof(((struct CLASS *)NULL)->MEMBER)); \
373 COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) == \
374 offsetof(struct CLASS, MEMBER))
376 #define SIGACTION_SYMNAME __sigaction14
378 #endif // SANITIZER_OPENBSD