1 //===-- sanitizer_platform_interceptors.h -----------------------*- C++ -*-===//
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 defines macro telling whether sanitizer tools can/should intercept
10 // given library functions on a given platform.
11 //
12 //===----------------------------------------------------------------------===//
13 #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H
14 #define SANITIZER_PLATFORM_INTERCEPTORS_H
15 
16 #include "sanitizer_glibc_version.h"
17 #include "sanitizer_internal_defs.h"
18 #include "sanitizer_platform.h"
19 
20 #if SANITIZER_POSIX
21 #define SI_POSIX 1
22 #else
23 #define SI_POSIX 0
24 #endif
25 
26 #if !SANITIZER_WINDOWS
27 #define SI_WINDOWS 0
28 #else
29 #define SI_WINDOWS 1
30 #endif
31 
32 #if SI_WINDOWS && SI_POSIX
33 #error "Windows is not POSIX!"
34 #endif
35 
36 #if SI_POSIX
37 #include "sanitizer_platform_limits_freebsd.h"
38 #include "sanitizer_platform_limits_netbsd.h"
39 #include "sanitizer_platform_limits_posix.h"
40 #include "sanitizer_platform_limits_solaris.h"
41 #endif
42 
43 #if SANITIZER_LINUX && !SANITIZER_ANDROID
44 #define SI_LINUX_NOT_ANDROID 1
45 #else
46 #define SI_LINUX_NOT_ANDROID 0
47 #endif
48 
49 #if SANITIZER_ANDROID
50 #define SI_ANDROID 1
51 #else
52 #define SI_ANDROID 0
53 #endif
54 
55 #if SANITIZER_FREEBSD
56 #define SI_FREEBSD 1
57 #else
58 #define SI_FREEBSD 0
59 #endif
60 
61 #if SANITIZER_NETBSD
62 #define SI_NETBSD 1
63 #else
64 #define SI_NETBSD 0
65 #endif
66 
67 #if SANITIZER_LINUX
68 #define SI_LINUX 1
69 #else
70 #define SI_LINUX 0
71 #endif
72 
73 #if SANITIZER_MAC
74 #define SI_MAC 1
75 #define SI_NOT_MAC 0
76 #else
77 #define SI_MAC 0
78 #define SI_NOT_MAC 1
79 #endif
80 
81 #if SANITIZER_IOS
82 #define SI_IOS 1
83 #else
84 #define SI_IOS 0
85 #endif
86 
87 #if SANITIZER_IOSSIM
88 #define SI_IOSSIM 1
89 #else
90 #define SI_IOSSIM 0
91 #endif
92 
93 #if SANITIZER_WATCHOS
94 #define SI_WATCHOS 1
95 #else
96 #define SI_WATCHOS 0
97 #endif
98 
99 #if SANITIZER_TVOS
100 #define SI_TVOS 1
101 #else
102 #define SI_TVOS 0
103 #endif
104 
105 #if SANITIZER_FUCHSIA
106 #define SI_NOT_FUCHSIA 0
107 #else
108 #define SI_NOT_FUCHSIA 1
109 #endif
110 
111 #if SANITIZER_RTEMS
112 #define SI_NOT_RTEMS 0
113 #else
114 #define SI_NOT_RTEMS 1
115 #endif
116 
117 #if SANITIZER_SOLARIS
118 #define SI_SOLARIS 1
119 #else
120 #define SI_SOLARIS 0
121 #endif
122 
123 #if SANITIZER_SOLARIS32
124 #define SI_SOLARIS32 1
125 #else
126 #define SI_SOLARIS32 0
127 #endif
128 
129 #if SANITIZER_POSIX && !SANITIZER_MAC
130 #define SI_POSIX_NOT_MAC 1
131 #else
132 #define SI_POSIX_NOT_MAC 0
133 #endif
134 
135 #if SANITIZER_LINUX && !SANITIZER_FREEBSD
136 #define SI_LINUX_NOT_FREEBSD 1
137 #else
138 #define SI_LINUX_NOT_FREEBSD 0
139 #endif
140 
141 #define SANITIZER_INTERCEPT_STRLEN SI_NOT_FUCHSIA
142 #define SANITIZER_INTERCEPT_STRNLEN (SI_NOT_MAC && SI_NOT_FUCHSIA)
143 #define SANITIZER_INTERCEPT_STRCMP SI_NOT_FUCHSIA
144 #define SANITIZER_INTERCEPT_STRSTR SI_NOT_FUCHSIA
145 #define SANITIZER_INTERCEPT_STRCASESTR SI_POSIX
146 #define SANITIZER_INTERCEPT_STRTOK SI_NOT_FUCHSIA
147 #define SANITIZER_INTERCEPT_STRCHR SI_NOT_FUCHSIA
148 #define SANITIZER_INTERCEPT_STRCHRNUL SI_POSIX_NOT_MAC
149 #define SANITIZER_INTERCEPT_STRRCHR SI_NOT_FUCHSIA
150 #define SANITIZER_INTERCEPT_STRSPN SI_NOT_FUCHSIA
151 #define SANITIZER_INTERCEPT_STRPBRK SI_NOT_FUCHSIA
152 #define SANITIZER_INTERCEPT_TEXTDOMAIN SI_LINUX_NOT_ANDROID || SI_SOLARIS
153 #define SANITIZER_INTERCEPT_STRCASECMP SI_POSIX
154 #define SANITIZER_INTERCEPT_MEMSET 1
155 #define SANITIZER_INTERCEPT_MEMMOVE 1
156 #define SANITIZER_INTERCEPT_MEMCPY 1
157 #define SANITIZER_INTERCEPT_MEMCMP SI_NOT_FUCHSIA
158 #define SANITIZER_INTERCEPT_BCMP \
159   SANITIZER_INTERCEPT_MEMCMP &&  \
160       ((SI_POSIX && _GNU_SOURCE) || SI_NETBSD || SI_FREEBSD)
161 #define SANITIZER_INTERCEPT_STRNDUP SI_POSIX
162 #define SANITIZER_INTERCEPT___STRNDUP SI_LINUX_NOT_FREEBSD
163 #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \
164     __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070
165 #define SI_MAC_DEPLOYMENT_BELOW_10_7 1
166 #else
167 #define SI_MAC_DEPLOYMENT_BELOW_10_7 0
168 #endif
169 // memmem on Darwin doesn't exist on 10.6
170 // FIXME: enable memmem on Windows.
171 #define SANITIZER_INTERCEPT_MEMMEM (SI_POSIX && !SI_MAC_DEPLOYMENT_BELOW_10_7)
172 #define SANITIZER_INTERCEPT_MEMCHR SI_NOT_FUCHSIA
173 #define SANITIZER_INTERCEPT_MEMRCHR (SI_FREEBSD || SI_LINUX || SI_NETBSD)
174 
175 #define SANITIZER_INTERCEPT_READ SI_POSIX
176 #define SANITIZER_INTERCEPT_PREAD SI_POSIX
177 #define SANITIZER_INTERCEPT_WRITE SI_POSIX
178 #define SANITIZER_INTERCEPT_PWRITE SI_POSIX
179 
180 #define SANITIZER_INTERCEPT_FREAD SI_POSIX
181 #define SANITIZER_INTERCEPT_FWRITE SI_POSIX
182 #define SANITIZER_INTERCEPT_FGETS SI_POSIX
183 #define SANITIZER_INTERCEPT_FPUTS SI_POSIX
184 #define SANITIZER_INTERCEPT_PUTS SI_POSIX
185 
186 #define SANITIZER_INTERCEPT_PREAD64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32
187 #define SANITIZER_INTERCEPT_PWRITE64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32
188 
189 #define SANITIZER_INTERCEPT_READV SI_POSIX
190 #define SANITIZER_INTERCEPT_WRITEV SI_POSIX
191 
192 #define SANITIZER_INTERCEPT_PREADV \
193   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID)
194 #define SANITIZER_INTERCEPT_PWRITEV SI_LINUX_NOT_ANDROID
195 #define SANITIZER_INTERCEPT_PREADV64 SI_LINUX_NOT_ANDROID
196 #define SANITIZER_INTERCEPT_PWRITEV64 SI_LINUX_NOT_ANDROID
197 
198 #define SANITIZER_INTERCEPT_PRCTL SI_LINUX
199 
200 #define SANITIZER_INTERCEPT_LOCALTIME_AND_FRIENDS SI_POSIX
201 #define SANITIZER_INTERCEPT_STRPTIME SI_POSIX
202 
203 #define SANITIZER_INTERCEPT_SCANF SI_POSIX
204 #define SANITIZER_INTERCEPT_ISOC99_SCANF SI_LINUX_NOT_ANDROID
205 
206 #ifndef SANITIZER_INTERCEPT_PRINTF
207 #define SANITIZER_INTERCEPT_PRINTF SI_POSIX
208 #define SANITIZER_INTERCEPT_PRINTF_L (SI_FREEBSD || SI_NETBSD)
209 #define SANITIZER_INTERCEPT_ISOC99_PRINTF SI_LINUX_NOT_ANDROID
210 #endif
211 
212 #define SANITIZER_INTERCEPT___PRINTF_CHK \
213   (SANITIZER_INTERCEPT_PRINTF && SI_LINUX_NOT_ANDROID)
214 
215 #define SANITIZER_INTERCEPT_FREXP SI_NOT_FUCHSIA
216 #define SANITIZER_INTERCEPT_FREXPF_FREXPL SI_POSIX
217 
218 #define SANITIZER_INTERCEPT_GETPWNAM_AND_FRIENDS SI_POSIX
219 #define SANITIZER_INTERCEPT_GETPWNAM_R_AND_FRIENDS \
220   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
221 #define SANITIZER_INTERCEPT_GETPWENT \
222   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
223 #define SANITIZER_INTERCEPT_FGETGRENT_R \
224   (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
225 #define SANITIZER_INTERCEPT_FGETPWENT SI_LINUX_NOT_ANDROID || SI_SOLARIS
226 #define SANITIZER_INTERCEPT_GETPWENT_R \
227   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
228 #define SANITIZER_INTERCEPT_FGETPWENT_R \
229   (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
230 #define SANITIZER_INTERCEPT_SETPWENT \
231   (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
232 #define SANITIZER_INTERCEPT_CLOCK_GETTIME \
233   (SI_FREEBSD || SI_NETBSD || SI_LINUX || SI_SOLARIS)
234 #define SANITIZER_INTERCEPT_CLOCK_GETCPUCLOCKID SI_LINUX
235 #define SANITIZER_INTERCEPT_GETITIMER SI_POSIX
236 #define SANITIZER_INTERCEPT_TIME SI_POSIX
237 #define SANITIZER_INTERCEPT_GLOB SI_LINUX_NOT_ANDROID || SI_SOLARIS
238 #define SANITIZER_INTERCEPT_GLOB64 SI_LINUX_NOT_ANDROID
239 #define SANITIZER_INTERCEPT_WAIT SI_POSIX
240 #define SANITIZER_INTERCEPT_INET SI_POSIX
241 #define SANITIZER_INTERCEPT_PTHREAD_GETSCHEDPARAM SI_POSIX
242 #define SANITIZER_INTERCEPT_GETADDRINFO SI_POSIX
243 #define SANITIZER_INTERCEPT_GETNAMEINFO SI_POSIX
244 #define SANITIZER_INTERCEPT_GETSOCKNAME SI_POSIX
245 #define SANITIZER_INTERCEPT_GETHOSTBYNAME SI_POSIX
246 #define SANITIZER_INTERCEPT_GETHOSTBYNAME2 SI_POSIX && !SI_SOLARIS
247 #define SANITIZER_INTERCEPT_GETHOSTBYNAME_R \
248   (SI_FREEBSD || SI_LINUX || SI_SOLARIS)
249 #define SANITIZER_INTERCEPT_GETHOSTBYNAME2_R \
250   (SI_FREEBSD || SI_LINUX_NOT_ANDROID)
251 #define SANITIZER_INTERCEPT_GETHOSTBYADDR_R \
252   (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
253 #define SANITIZER_INTERCEPT_GETHOSTENT_R \
254   (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
255 #define SANITIZER_INTERCEPT_GETSOCKOPT SI_POSIX
256 #define SANITIZER_INTERCEPT_ACCEPT SI_POSIX
257 #define SANITIZER_INTERCEPT_ACCEPT4 (SI_LINUX_NOT_ANDROID || SI_NETBSD)
258 #define SANITIZER_INTERCEPT_PACCEPT SI_NETBSD
259 #define SANITIZER_INTERCEPT_MODF SI_POSIX
260 #define SANITIZER_INTERCEPT_RECVMSG SI_POSIX
261 #define SANITIZER_INTERCEPT_SENDMSG SI_POSIX
262 #define SANITIZER_INTERCEPT_RECVMMSG SI_LINUX
263 #define SANITIZER_INTERCEPT_SENDMMSG SI_LINUX
264 #define SANITIZER_INTERCEPT_SYSMSG SI_LINUX_NOT_ANDROID
265 #define SANITIZER_INTERCEPT_GETPEERNAME SI_POSIX
266 #define SANITIZER_INTERCEPT_IOCTL SI_POSIX
267 #define SANITIZER_INTERCEPT_INET_ATON SI_POSIX
268 #define SANITIZER_INTERCEPT_SYSINFO SI_LINUX
269 #define SANITIZER_INTERCEPT_READDIR SI_POSIX
270 #define SANITIZER_INTERCEPT_READDIR64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32
271 #if SI_LINUX_NOT_ANDROID &&                                                \
272     (defined(__i386) || defined(__x86_64) || defined(__mips64) ||          \
273      defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \
274      defined(__s390__) || SANITIZER_RISCV64)
275 #define SANITIZER_INTERCEPT_PTRACE 1
276 #else
277 #define SANITIZER_INTERCEPT_PTRACE 0
278 #endif
279 #define SANITIZER_INTERCEPT_SETLOCALE SI_POSIX
280 #define SANITIZER_INTERCEPT_GETCWD SI_POSIX
281 #define SANITIZER_INTERCEPT_GET_CURRENT_DIR_NAME SI_LINUX_NOT_ANDROID
282 #define SANITIZER_INTERCEPT_STRTOIMAX SI_POSIX
283 #define SANITIZER_INTERCEPT_MBSTOWCS SI_POSIX
284 #define SANITIZER_INTERCEPT_MBSNRTOWCS \
285   (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
286 #define SANITIZER_INTERCEPT_WCSTOMBS SI_POSIX
287 #define SANITIZER_INTERCEPT_STRXFRM SI_POSIX
288 #define SANITIZER_INTERCEPT___STRXFRM_L SI_LINUX
289 #define SANITIZER_INTERCEPT_WCSXFRM SI_POSIX
290 #define SANITIZER_INTERCEPT___WCSXFRM_L SI_LINUX
291 #define SANITIZER_INTERCEPT_WCSNRTOMBS \
292   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
293 #define SANITIZER_INTERCEPT_WCRTOMB \
294   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
295 #define SANITIZER_INTERCEPT_WCTOMB \
296   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
297 #define SANITIZER_INTERCEPT_TCGETATTR SI_LINUX_NOT_ANDROID || SI_SOLARIS
298 #define SANITIZER_INTERCEPT_REALPATH SI_POSIX
299 #define SANITIZER_INTERCEPT_CANONICALIZE_FILE_NAME \
300   (SI_LINUX_NOT_ANDROID || SI_SOLARIS)
301 #define SANITIZER_INTERCEPT_CONFSTR \
302   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
303 #define SANITIZER_INTERCEPT_SCHED_GETAFFINITY SI_LINUX_NOT_ANDROID
304 #define SANITIZER_INTERCEPT_SCHED_GETPARAM SI_LINUX_NOT_ANDROID || SI_SOLARIS
305 #define SANITIZER_INTERCEPT_STRERROR SI_POSIX
306 #define SANITIZER_INTERCEPT_STRERROR_R SI_POSIX
307 #define SANITIZER_INTERCEPT_XPG_STRERROR_R SI_LINUX_NOT_ANDROID
308 #define SANITIZER_INTERCEPT_SCANDIR \
309   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
310 #define SANITIZER_INTERCEPT_SCANDIR64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32
311 #define SANITIZER_INTERCEPT_GETGROUPS SI_POSIX
312 #define SANITIZER_INTERCEPT_POLL SI_POSIX
313 #define SANITIZER_INTERCEPT_PPOLL SI_LINUX_NOT_ANDROID || SI_SOLARIS
314 #define SANITIZER_INTERCEPT_WORDEXP                                          \
315   (SI_FREEBSD || SI_NETBSD || (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID || \
316    SI_SOLARIS)  // NOLINT
317 #define SANITIZER_INTERCEPT_SIGWAIT SI_POSIX
318 #define SANITIZER_INTERCEPT_SIGWAITINFO SI_LINUX_NOT_ANDROID || SI_SOLARIS
319 #define SANITIZER_INTERCEPT_SIGTIMEDWAIT SI_LINUX_NOT_ANDROID || SI_SOLARIS
320 #define SANITIZER_INTERCEPT_SIGSETOPS \
321   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
322 #define SANITIZER_INTERCEPT_SIGSET_LOGICOPS SI_LINUX_NOT_ANDROID
323 #define SANITIZER_INTERCEPT_SIGPENDING SI_POSIX
324 #define SANITIZER_INTERCEPT_SIGPROCMASK SI_POSIX
325 #define SANITIZER_INTERCEPT_PTHREAD_SIGMASK SI_POSIX
326 #define SANITIZER_INTERCEPT_BACKTRACE \
327   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
328 #define SANITIZER_INTERCEPT_GETMNTENT SI_LINUX
329 #define SANITIZER_INTERCEPT_GETMNTENT_R SI_LINUX_NOT_ANDROID
330 #define SANITIZER_INTERCEPT_STATFS \
331   (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
332 #define SANITIZER_INTERCEPT_STATFS64 \
333   (((SI_MAC && !TARGET_CPU_ARM64) && !SI_IOS) || SI_LINUX_NOT_ANDROID)
334 #define SANITIZER_INTERCEPT_STATVFS \
335   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID)
336 #define SANITIZER_INTERCEPT_STATVFS64 SI_LINUX_NOT_ANDROID
337 #define SANITIZER_INTERCEPT_INITGROUPS SI_POSIX
338 #define SANITIZER_INTERCEPT_ETHER_NTOA_ATON SI_POSIX
339 #define SANITIZER_INTERCEPT_ETHER_HOST \
340   (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID)
341 #define SANITIZER_INTERCEPT_ETHER_R (SI_FREEBSD || SI_LINUX_NOT_ANDROID)
342 #define SANITIZER_INTERCEPT_SHMCTL                                       \
343   (((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && SANITIZER_WORDSIZE == 64) || \
344    SI_NETBSD || SI_SOLARIS)  // NOLINT
345 #define SANITIZER_INTERCEPT_RANDOM_R SI_LINUX_NOT_ANDROID
346 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET SI_POSIX
347 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETINHERITSCHED \
348   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
349 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETAFFINITY_NP SI_LINUX_NOT_ANDROID
350 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET_SCHED SI_POSIX
351 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPSHARED \
352   (SI_POSIX && !SI_NETBSD)
353 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETTYPE SI_POSIX
354 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPROTOCOL \
355   (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
356 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPRIOCEILING \
357   (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
358 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST \
359   (SI_LINUX_NOT_ANDROID || SI_SOLARIS)
360 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST_NP SI_LINUX_NOT_ANDROID
361 #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETPSHARED \
362   (SI_POSIX && !SI_NETBSD)
363 #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETKIND_NP SI_LINUX_NOT_ANDROID
364 #define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETPSHARED (SI_POSIX && !SI_NETBSD)
365 #define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETCLOCK \
366   (SI_LINUX_NOT_ANDROID || SI_SOLARIS)
367 #define SANITIZER_INTERCEPT_PTHREAD_BARRIERATTR_GETPSHARED \
368   (SI_LINUX_NOT_ANDROID && !SI_NETBSD)
369 #define SANITIZER_INTERCEPT_THR_EXIT SI_FREEBSD
370 #define SANITIZER_INTERCEPT_TMPNAM SI_POSIX
371 #define SANITIZER_INTERCEPT_TMPNAM_R SI_LINUX_NOT_ANDROID || SI_SOLARIS
372 #define SANITIZER_INTERCEPT_PTSNAME SI_LINUX
373 #define SANITIZER_INTERCEPT_PTSNAME_R SI_LINUX
374 #define SANITIZER_INTERCEPT_TTYNAME SI_POSIX
375 #define SANITIZER_INTERCEPT_TTYNAME_R SI_POSIX
376 #define SANITIZER_INTERCEPT_TEMPNAM SI_POSIX
377 #define SANITIZER_INTERCEPT_SINCOS SI_LINUX || SI_SOLARIS
378 #define SANITIZER_INTERCEPT_REMQUO SI_POSIX
379 #define SANITIZER_INTERCEPT_REMQUOL (SI_POSIX && !SI_NETBSD)
380 #define SANITIZER_INTERCEPT_LGAMMA SI_POSIX
381 #define SANITIZER_INTERCEPT_LGAMMAL (SI_POSIX && !SI_NETBSD)
382 #define SANITIZER_INTERCEPT_LGAMMA_R (SI_FREEBSD || SI_LINUX || SI_SOLARIS)
383 #define SANITIZER_INTERCEPT_LGAMMAL_R SI_LINUX_NOT_ANDROID || SI_SOLARIS
384 #define SANITIZER_INTERCEPT_DRAND48_R SI_LINUX_NOT_ANDROID
385 #define SANITIZER_INTERCEPT_RAND_R \
386   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
387 #define SANITIZER_INTERCEPT_ICONV \
388   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
389 #define SANITIZER_INTERCEPT_TIMES SI_POSIX
390 
391 // FIXME: getline seems to be available on OSX 10.7
392 #define SANITIZER_INTERCEPT_GETLINE \
393   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
394 
395 #define SANITIZER_INTERCEPT__EXIT \
396   (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_MAC || SI_SOLARIS)
397 
398 #define SANITIZER_INTERCEPT_PTHREAD_MUTEX SI_POSIX
399 #define SANITIZER_INTERCEPT___PTHREAD_MUTEX SI_LINUX_NOT_ANDROID
400 #define SANITIZER_INTERCEPT___LIBC_MUTEX SI_NETBSD
401 #define SANITIZER_INTERCEPT_PTHREAD_SETNAME_NP \
402   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
403 #define SANITIZER_INTERCEPT_PTHREAD_GETNAME_NP \
404   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
405 
406 #define SANITIZER_INTERCEPT_TLS_GET_ADDR \
407   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
408 
409 #define SANITIZER_INTERCEPT_LISTXATTR SI_LINUX
410 #define SANITIZER_INTERCEPT_GETXATTR SI_LINUX
411 #define SANITIZER_INTERCEPT_GETRESID SI_LINUX
412 #define SANITIZER_INTERCEPT_GETIFADDRS \
413   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS)
414 #define SANITIZER_INTERCEPT_IF_INDEXTONAME \
415   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS)
416 #define SANITIZER_INTERCEPT_CAPGET SI_LINUX_NOT_ANDROID
417 #if SI_LINUX && defined(__arm__)
418 #define SANITIZER_INTERCEPT_AEABI_MEM 1
419 #else
420 #define SANITIZER_INTERCEPT_AEABI_MEM 0
421 #endif
422 #define SANITIZER_INTERCEPT___BZERO SI_MAC || SI_LINUX_NOT_ANDROID
423 #define SANITIZER_INTERCEPT_BZERO SI_LINUX_NOT_ANDROID
424 #define SANITIZER_INTERCEPT_FTIME (!SI_FREEBSD && !SI_NETBSD && SI_POSIX)
425 #define SANITIZER_INTERCEPT_XDR SI_LINUX_NOT_ANDROID || SI_SOLARIS
426 #define SANITIZER_INTERCEPT_XDRREC SI_LINUX_NOT_ANDROID
427 #define SANITIZER_INTERCEPT_TSEARCH \
428   (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD || SI_SOLARIS)
429 #define SANITIZER_INTERCEPT_LIBIO_INTERNALS SI_LINUX_NOT_ANDROID
430 #define SANITIZER_INTERCEPT_FOPEN SI_POSIX
431 #define SANITIZER_INTERCEPT_FOPEN64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32
432 #define SANITIZER_INTERCEPT_OPEN_MEMSTREAM \
433   (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_SOLARIS)
434 #define SANITIZER_INTERCEPT_OBSTACK SI_LINUX_NOT_ANDROID
435 #define SANITIZER_INTERCEPT_FFLUSH SI_POSIX
436 #define SANITIZER_INTERCEPT_FCLOSE SI_POSIX
437 
438 #ifndef SANITIZER_INTERCEPT_DLOPEN_DLCLOSE
439 #define SANITIZER_INTERCEPT_DLOPEN_DLCLOSE \
440   (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS)
441 #endif
442 
443 #define SANITIZER_INTERCEPT_GETPASS \
444   (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD)
445 #define SANITIZER_INTERCEPT_TIMERFD SI_LINUX_NOT_ANDROID
446 
447 #define SANITIZER_INTERCEPT_MLOCKX SI_POSIX
448 #define SANITIZER_INTERCEPT_FOPENCOOKIE SI_LINUX_NOT_ANDROID
449 #define SANITIZER_INTERCEPT_SEM \
450   (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_SOLARIS)
451 #define SANITIZER_INTERCEPT_PTHREAD_SETCANCEL SI_POSIX
452 #define SANITIZER_INTERCEPT_MINCORE (SI_LINUX || SI_NETBSD || SI_SOLARIS)
453 #define SANITIZER_INTERCEPT_PROCESS_VM_READV SI_LINUX
454 #define SANITIZER_INTERCEPT_CTERMID \
455   (SI_LINUX || SI_MAC || SI_FREEBSD || SI_NETBSD || SI_SOLARIS)
456 #define SANITIZER_INTERCEPT_CTERMID_R (SI_MAC || SI_FREEBSD || SI_SOLARIS)
457 
458 #define SANITIZER_INTERCEPTOR_HOOKS \
459   (SI_LINUX || SI_MAC || SI_WINDOWS || SI_NETBSD || SI_SOLARIS)
460 #define SANITIZER_INTERCEPT_RECV_RECVFROM SI_POSIX
461 #define SANITIZER_INTERCEPT_SEND_SENDTO SI_POSIX
462 #define SANITIZER_INTERCEPT_EVENTFD_READ_WRITE SI_LINUX
463 
464 #define SANITIZER_INTERCEPT_STAT \
465   (SI_FREEBSD || SI_MAC || SI_ANDROID || SI_NETBSD || SI_SOLARIS)
466 #define SANITIZER_INTERCEPT_LSTAT (SI_NETBSD || SI_FREEBSD)
467 #define SANITIZER_INTERCEPT___XSTAT (!SANITIZER_INTERCEPT_STAT && SI_POSIX)
468 #define SANITIZER_INTERCEPT___XSTAT64 SI_LINUX_NOT_ANDROID
469 #define SANITIZER_INTERCEPT___LXSTAT SANITIZER_INTERCEPT___XSTAT
470 #define SANITIZER_INTERCEPT___LXSTAT64 SI_LINUX_NOT_ANDROID
471 
472 #define SANITIZER_INTERCEPT_UTMP \
473   (SI_POSIX && !SI_MAC && !SI_FREEBSD && !SI_NETBSD)
474 #define SANITIZER_INTERCEPT_UTMPX \
475   (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD)
476 
477 #define SANITIZER_INTERCEPT_GETLOADAVG \
478   (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD)
479 
480 #define SANITIZER_INTERCEPT_MMAP SI_POSIX
481 #define SANITIZER_INTERCEPT_MMAP64 SI_LINUX_NOT_ANDROID
482 #define SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO                             \
483   (!SI_FREEBSD && !SI_MAC && !SI_NETBSD && SI_NOT_FUCHSIA && SI_NOT_RTEMS && \
484    !SI_SOLARIS)  // NOLINT
485 #define SANITIZER_INTERCEPT_MEMALIGN \
486   (!SI_FREEBSD && !SI_MAC && !SI_NETBSD && SI_NOT_RTEMS)
487 #define SANITIZER_INTERCEPT___LIBC_MEMALIGN                               \
488   (!SI_FREEBSD && !SI_MAC && !SI_NETBSD && !SI_OPENBSD && SI_NOT_RTEMS && \
489    !SI_ANDROID)  // NOLINT
490 #define SANITIZER_INTERCEPT_PVALLOC                                          \
491   (!SI_FREEBSD && !SI_MAC && !SI_NETBSD && SI_NOT_FUCHSIA && SI_NOT_RTEMS && \
492    !SI_SOLARIS)  // NOLINT
493 #define SANITIZER_INTERCEPT_CFREE                                            \
494   (!SI_FREEBSD && !SI_MAC && !SI_NETBSD && SI_NOT_FUCHSIA && SI_NOT_RTEMS && \
495    !SI_SOLARIS && !SANITIZER_ANDROID)  // NOLINT
496 #define SANITIZER_INTERCEPT_REALLOCARRAY SI_POSIX
497 #define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC && SI_NOT_RTEMS)
498 #define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE (!SI_MAC && !SI_NETBSD)
499 #define SANITIZER_INTERCEPT_MCHECK_MPROBE SI_LINUX_NOT_ANDROID
500 #define SANITIZER_INTERCEPT_WCSCAT SI_POSIX
501 #define SANITIZER_INTERCEPT_WCSDUP SI_POSIX
502 #define SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION (!SI_WINDOWS && SI_NOT_FUCHSIA)
503 #define SANITIZER_INTERCEPT_BSD_SIGNAL SI_ANDROID
504 
505 #define SANITIZER_INTERCEPT_ACCT (SI_NETBSD || SI_FREEBSD)
506 #define SANITIZER_INTERCEPT_USER_FROM_UID SI_NETBSD
507 #define SANITIZER_INTERCEPT_UID_FROM_USER SI_NETBSD
508 #define SANITIZER_INTERCEPT_GROUP_FROM_GID SI_NETBSD
509 #define SANITIZER_INTERCEPT_GID_FROM_GROUP SI_NETBSD
510 #define SANITIZER_INTERCEPT_ACCESS (SI_NETBSD || SI_FREEBSD)
511 #define SANITIZER_INTERCEPT_FACCESSAT (SI_NETBSD || SI_FREEBSD)
512 #define SANITIZER_INTERCEPT_GETGROUPLIST SI_NETBSD
513 #define SANITIZER_INTERCEPT_STRLCPY \
514   (SI_NETBSD || SI_FREEBSD || SI_MAC || SI_ANDROID)
515 
516 #define SANITIZER_INTERCEPT_NAME_TO_HANDLE_AT SI_LINUX_NOT_ANDROID
517 #define SANITIZER_INTERCEPT_OPEN_BY_HANDLE_AT SI_LINUX_NOT_ANDROID
518 
519 #define SANITIZER_INTERCEPT_READLINK SI_POSIX
520 #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \
521     __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101000
522 #define SI_MAC_DEPLOYMENT_BELOW_10_10 1
523 #else
524 #define SI_MAC_DEPLOYMENT_BELOW_10_10 0
525 #endif
526 #define SANITIZER_INTERCEPT_READLINKAT \
527   (SI_POSIX && !SI_MAC_DEPLOYMENT_BELOW_10_10)
528 
529 #define SANITIZER_INTERCEPT_DEVNAME (SI_NETBSD || SI_FREEBSD)
530 #define SANITIZER_INTERCEPT_DEVNAME_R (SI_NETBSD || SI_FREEBSD)
531 #define SANITIZER_INTERCEPT_FGETLN (SI_NETBSD || SI_FREEBSD)
532 #define SANITIZER_INTERCEPT_STRMODE (SI_NETBSD || SI_FREEBSD)
533 #define SANITIZER_INTERCEPT_TTYENT SI_NETBSD
534 #define SANITIZER_INTERCEPT_PROTOENT (SI_NETBSD || SI_LINUX)
535 #define SANITIZER_INTERCEPT_PROTOENT_R (SI_LINUX_NOT_ANDROID)
536 #define SANITIZER_INTERCEPT_NETENT SI_NETBSD
537 #define SANITIZER_INTERCEPT_SETVBUF \
538   (SI_NETBSD || SI_FREEBSD || SI_LINUX || SI_MAC)
539 #define SANITIZER_INTERCEPT_GETMNTINFO (SI_NETBSD || SI_FREEBSD || SI_MAC)
540 #define SANITIZER_INTERCEPT_MI_VECTOR_HASH SI_NETBSD
541 #define SANITIZER_INTERCEPT_GETVFSSTAT SI_NETBSD
542 #define SANITIZER_INTERCEPT_REGEX (SI_NETBSD || SI_FREEBSD || SI_LINUX)
543 #define SANITIZER_INTERCEPT_REGEXSUB SI_NETBSD
544 #define SANITIZER_INTERCEPT_FTS (SI_NETBSD || SI_FREEBSD)
545 #define SANITIZER_INTERCEPT_SYSCTL (SI_NETBSD || SI_FREEBSD || SI_MAC)
546 #define SANITIZER_INTERCEPT_ASYSCTL SI_NETBSD
547 #define SANITIZER_INTERCEPT_SYSCTLGETMIBINFO SI_NETBSD
548 #define SANITIZER_INTERCEPT_NL_LANGINFO (SI_NETBSD || SI_FREEBSD || SI_MAC)
549 #define SANITIZER_INTERCEPT_MODCTL SI_NETBSD
550 #define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD
551 #define SANITIZER_INTERCEPT_STRTONUM (SI_NETBSD || SI_FREEBSD)
552 #define SANITIZER_INTERCEPT_FPARSELN SI_NETBSD
553 #define SANITIZER_INTERCEPT_STATVFS1 SI_NETBSD
554 #define SANITIZER_INTERCEPT_STRTOI SI_NETBSD
555 #define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD
556 #define SANITIZER_INTERCEPT_SHA1 SI_NETBSD
557 #define SANITIZER_INTERCEPT_MD4 SI_NETBSD
558 #define SANITIZER_INTERCEPT_RMD160 SI_NETBSD
559 #define SANITIZER_INTERCEPT_MD5 SI_NETBSD
560 #define SANITIZER_INTERCEPT_FSEEK (SI_NETBSD || SI_FREEBSD)
561 #define SANITIZER_INTERCEPT_MD2 SI_NETBSD
562 #define SANITIZER_INTERCEPT_SHA2 SI_NETBSD
563 #define SANITIZER_INTERCEPT_CDB SI_NETBSD
564 #define SANITIZER_INTERCEPT_VIS (SI_NETBSD || SI_FREEBSD)
565 #define SANITIZER_INTERCEPT_POPEN SI_POSIX
566 #define SANITIZER_INTERCEPT_POPENVE SI_NETBSD
567 #define SANITIZER_INTERCEPT_PCLOSE SI_POSIX
568 #define SANITIZER_INTERCEPT_FUNOPEN (SI_NETBSD || SI_FREEBSD)
569 #define SANITIZER_INTERCEPT_FUNOPEN2 SI_NETBSD
570 #define SANITIZER_INTERCEPT_GETFSENT (SI_FREEBSD || SI_NETBSD || SI_MAC)
571 #define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD || SI_MAC)
572 #define SANITIZER_INTERCEPT_FDEVNAME SI_FREEBSD
573 #define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID)
574 #define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD)
575 #define SANITIZER_INTERCEPT_CRYPT (SI_POSIX && !SI_ANDROID)
576 #define SANITIZER_INTERCEPT_CRYPT_R (SI_LINUX && !SI_ANDROID)
577 
578 #define SANITIZER_INTERCEPT_GETRANDOM \
579   ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD)
580 #define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD
581 #define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD
582 #define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD
583 #define SANITIZER_INTERCEPT_GETENTROPY SI_FREEBSD
584 #define SANITIZER_INTERCEPT_QSORT \
585   (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID)
586 #define SANITIZER_INTERCEPT_QSORT_R (SI_LINUX && !SI_ANDROID)
587 // sigaltstack on i386 macOS cannot be intercepted due to setjmp()
588 // calling it and assuming that it does not clobber registers.
589 #define SANITIZER_INTERCEPT_SIGALTSTACK \
590   (SI_POSIX && !(SANITIZER_MAC && SANITIZER_I386))
591 #define SANITIZER_INTERCEPT_UNAME (SI_POSIX && !SI_FREEBSD)
592 #define SANITIZER_INTERCEPT___XUNAME SI_FREEBSD
593 
594 #endif  // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H
595