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