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_GLIBC 50 #define SI_GLIBC 1 51 #else 52 #define SI_GLIBC 0 53 #endif 54 55 #if SANITIZER_ANDROID 56 #define SI_ANDROID 1 57 #else 58 #define SI_ANDROID 0 59 #endif 60 61 #if SANITIZER_FREEBSD 62 #define SI_FREEBSD 1 63 #else 64 #define SI_FREEBSD 0 65 #endif 66 67 #if SANITIZER_NETBSD 68 #define SI_NETBSD 1 69 #else 70 #define SI_NETBSD 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_APPLE 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_IOSSIM 94 #define SI_IOSSIM 1 95 #else 96 #define SI_IOSSIM 0 97 #endif 98 99 #if SANITIZER_WATCHOS 100 #define SI_WATCHOS 1 101 #else 102 #define SI_WATCHOS 0 103 #endif 104 105 #if SANITIZER_TVOS 106 #define SI_TVOS 1 107 #else 108 #define SI_TVOS 0 109 #endif 110 111 #if SANITIZER_FUCHSIA 112 #define SI_NOT_FUCHSIA 0 113 #else 114 #define SI_NOT_FUCHSIA 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_APPLE 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_GLIBC 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_GLIBC || SI_SOLARIS32) 187 #define SANITIZER_INTERCEPT_PWRITE64 (SI_GLIBC || 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_GLIBC 196 #define SANITIZER_INTERCEPT_PWRITEV64 SI_GLIBC 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_GLIBC 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_GLIBC 210 #endif 211 212 #define SANITIZER_INTERCEPT___PRINTF_CHK \ 213 (SANITIZER_INTERCEPT_PRINTF && SI_GLIBC) 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 (SI_GLIBC || SI_SOLARIS) 224 #define SANITIZER_INTERCEPT_FGETPWENT SI_LINUX_NOT_ANDROID || SI_SOLARIS 225 #define SANITIZER_INTERCEPT_GETPWENT_R \ 226 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 227 #define SANITIZER_INTERCEPT_FGETPWENT_R (SI_FREEBSD || SI_GLIBC || SI_SOLARIS) 228 #define SANITIZER_INTERCEPT_SETPWENT \ 229 (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 230 #define SANITIZER_INTERCEPT_CLOCK_GETTIME \ 231 (SI_FREEBSD || SI_NETBSD || SI_LINUX || SI_SOLARIS) 232 #define SANITIZER_INTERCEPT_CLOCK_GETCPUCLOCKID \ 233 (SI_LINUX || SI_FREEBSD || SI_NETBSD) 234 #define SANITIZER_INTERCEPT_GETITIMER SI_POSIX 235 #define SANITIZER_INTERCEPT_TIME SI_POSIX 236 #define SANITIZER_INTERCEPT_GLOB (SI_GLIBC || SI_SOLARIS) 237 #define SANITIZER_INTERCEPT_GLOB64 SI_GLIBC 238 #define SANITIZER_INTERCEPT___B64_TO SI_LINUX_NOT_ANDROID 239 #define SANITIZER_INTERCEPT___DN_EXPAND SI_LINUX_NOT_ANDROID 240 #define SANITIZER_INTERCEPT_POSIX_SPAWN SI_POSIX 241 #define SANITIZER_INTERCEPT_WAIT SI_POSIX 242 #define SANITIZER_INTERCEPT_INET SI_POSIX 243 #define SANITIZER_INTERCEPT_PTHREAD_GETSCHEDPARAM SI_POSIX 244 #define SANITIZER_INTERCEPT_GETADDRINFO SI_POSIX 245 #define SANITIZER_INTERCEPT_GETNAMEINFO SI_POSIX 246 #define SANITIZER_INTERCEPT_GETSOCKNAME SI_POSIX 247 #define SANITIZER_INTERCEPT_GETHOSTBYNAME SI_POSIX 248 #define SANITIZER_INTERCEPT_GETHOSTBYNAME2 SI_POSIX && !SI_SOLARIS 249 #define SANITIZER_INTERCEPT_GETHOSTBYNAME_R \ 250 (SI_FREEBSD || SI_LINUX || SI_SOLARIS) 251 #define SANITIZER_INTERCEPT_GETHOSTBYNAME2_R \ 252 (SI_FREEBSD || SI_LINUX_NOT_ANDROID) 253 #define SANITIZER_INTERCEPT_GETHOSTBYADDR_R \ 254 (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 255 #define SANITIZER_INTERCEPT_GETHOSTENT_R (SI_FREEBSD || SI_GLIBC || SI_SOLARIS) 256 #define SANITIZER_INTERCEPT_GETSOCKOPT SI_POSIX 257 #define SANITIZER_INTERCEPT_ACCEPT SI_POSIX 258 #define SANITIZER_INTERCEPT_ACCEPT4 \ 259 (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_FREEBSD) 260 #define SANITIZER_INTERCEPT_PACCEPT SI_NETBSD 261 #define SANITIZER_INTERCEPT_MODF SI_POSIX 262 #define SANITIZER_INTERCEPT_RECVMSG SI_POSIX 263 #define SANITIZER_INTERCEPT_SENDMSG SI_POSIX 264 #define SANITIZER_INTERCEPT_RECVMMSG SI_LINUX 265 #define SANITIZER_INTERCEPT_SENDMMSG SI_LINUX 266 #define SANITIZER_INTERCEPT_SYSMSG SI_LINUX_NOT_ANDROID 267 #define SANITIZER_INTERCEPT_GETPEERNAME SI_POSIX 268 #define SANITIZER_INTERCEPT_IOCTL SI_POSIX 269 #define SANITIZER_INTERCEPT_INET_ATON SI_POSIX 270 #define SANITIZER_INTERCEPT_SYSINFO SI_LINUX 271 #define SANITIZER_INTERCEPT_READDIR SI_POSIX 272 #define SANITIZER_INTERCEPT_READDIR64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32 273 #if SI_LINUX_NOT_ANDROID && \ 274 (defined(__i386) || defined(__x86_64) || defined(__mips64) || \ 275 defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \ 276 defined(__s390__) || SANITIZER_RISCV64) 277 #define SANITIZER_INTERCEPT_PTRACE 1 278 #else 279 #define SANITIZER_INTERCEPT_PTRACE 0 280 #endif 281 #define SANITIZER_INTERCEPT_SETLOCALE SI_POSIX 282 #define SANITIZER_INTERCEPT_GETCWD SI_POSIX 283 #define SANITIZER_INTERCEPT_GET_CURRENT_DIR_NAME SI_LINUX_NOT_ANDROID 284 #define SANITIZER_INTERCEPT_STRTOIMAX SI_POSIX 285 #define SANITIZER_INTERCEPT_MBSTOWCS SI_POSIX 286 #define SANITIZER_INTERCEPT_MBSNRTOWCS \ 287 (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 288 #define SANITIZER_INTERCEPT_WCSTOMBS SI_POSIX 289 #define SANITIZER_INTERCEPT_STRXFRM SI_POSIX 290 #define SANITIZER_INTERCEPT___STRXFRM_L SI_LINUX 291 #define SANITIZER_INTERCEPT_WCSXFRM SI_POSIX 292 #define SANITIZER_INTERCEPT___WCSXFRM_L SI_LINUX 293 #define SANITIZER_INTERCEPT_WCSNRTOMBS \ 294 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 295 #define SANITIZER_INTERCEPT_WCRTOMB \ 296 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 297 #define SANITIZER_INTERCEPT_WCTOMB \ 298 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 299 #define SANITIZER_INTERCEPT_TCGETATTR SI_LINUX_NOT_ANDROID || SI_SOLARIS 300 #define SANITIZER_INTERCEPT_REALPATH SI_POSIX 301 #define SANITIZER_INTERCEPT_CANONICALIZE_FILE_NAME (SI_GLIBC || SI_SOLARIS) 302 #define SANITIZER_INTERCEPT_CONFSTR \ 303 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 304 #define SANITIZER_INTERCEPT_SCHED_GETAFFINITY SI_LINUX_NOT_ANDROID 305 #define SANITIZER_INTERCEPT_SCHED_GETPARAM SI_LINUX_NOT_ANDROID || SI_SOLARIS 306 #define SANITIZER_INTERCEPT_STRERROR SI_POSIX 307 #define SANITIZER_INTERCEPT_STRERROR_R SI_POSIX 308 #define SANITIZER_INTERCEPT_XPG_STRERROR_R SI_LINUX_NOT_ANDROID 309 #define SANITIZER_INTERCEPT_SCANDIR \ 310 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 311 #define SANITIZER_INTERCEPT_SCANDIR64 SI_LINUX_NOT_ANDROID || SI_SOLARIS32 312 #define SANITIZER_INTERCEPT_GETGROUPS SI_POSIX 313 #define SANITIZER_INTERCEPT_POLL SI_POSIX 314 #define SANITIZER_INTERCEPT_PPOLL SI_LINUX_NOT_ANDROID || SI_SOLARIS 315 #define SANITIZER_INTERCEPT_WORDEXP \ 316 (SI_FREEBSD || SI_NETBSD || (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID || \ 317 SI_SOLARIS) 318 #define SANITIZER_INTERCEPT_SIGWAIT SI_POSIX 319 #define SANITIZER_INTERCEPT_SIGWAITINFO SI_LINUX_NOT_ANDROID || SI_SOLARIS 320 #define SANITIZER_INTERCEPT_SIGTIMEDWAIT SI_LINUX_NOT_ANDROID || SI_SOLARIS 321 #define SANITIZER_INTERCEPT_SIGSETOPS \ 322 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 323 #define SANITIZER_INTERCEPT_SIGSET_LOGICOPS SI_LINUX_NOT_ANDROID 324 #define SANITIZER_INTERCEPT_SIGPENDING SI_POSIX 325 #define SANITIZER_INTERCEPT_SIGPROCMASK SI_POSIX 326 #define SANITIZER_INTERCEPT_PTHREAD_SIGMASK SI_POSIX 327 #define SANITIZER_INTERCEPT_BACKTRACE \ 328 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 329 #define SANITIZER_INTERCEPT_GETMNTENT SI_LINUX 330 #define SANITIZER_INTERCEPT_GETMNTENT_R SI_LINUX_NOT_ANDROID 331 #define SANITIZER_INTERCEPT_STATFS \ 332 (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 333 #define SANITIZER_INTERCEPT_STATFS64 SI_LINUX_NOT_ANDROID && SANITIZER_HAS_STATFS64 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) 345 #define SANITIZER_INTERCEPT_RANDOM_R SI_GLIBC 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_GLIBC 350 #define SANITIZER_INTERCEPT_PTHREAD_GETAFFINITY_NP SI_LINUX_NOT_ANDROID 351 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET_SCHED SI_POSIX 352 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPSHARED \ 353 (SI_POSIX && !SI_NETBSD) 354 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETTYPE SI_POSIX 355 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPROTOCOL \ 356 (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 357 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPRIOCEILING \ 358 (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 359 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST \ 360 (SI_LINUX_NOT_ANDROID || SI_SOLARIS) 361 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST_NP SI_LINUX_NOT_ANDROID 362 #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETPSHARED \ 363 (SI_POSIX && !SI_NETBSD) 364 #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETKIND_NP SI_GLIBC 365 #define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETPSHARED (SI_POSIX && !SI_NETBSD) 366 #define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETCLOCK \ 367 (SI_LINUX_NOT_ANDROID || SI_SOLARIS) 368 #define SANITIZER_INTERCEPT_PTHREAD_BARRIERATTR_GETPSHARED \ 369 (SI_LINUX_NOT_ANDROID && !SI_NETBSD) 370 #define SANITIZER_INTERCEPT_THR_EXIT SI_FREEBSD 371 #define SANITIZER_INTERCEPT_TMPNAM SI_POSIX 372 #define SANITIZER_INTERCEPT_TMPNAM_R (SI_GLIBC || SI_SOLARIS) 373 #define SANITIZER_INTERCEPT_PTSNAME SI_LINUX 374 #define SANITIZER_INTERCEPT_PTSNAME_R SI_LINUX 375 #define SANITIZER_INTERCEPT_TTYNAME SI_POSIX 376 #define SANITIZER_INTERCEPT_TTYNAME_R SI_POSIX 377 #define SANITIZER_INTERCEPT_TEMPNAM SI_POSIX 378 #define SANITIZER_INTERCEPT_SINCOS SI_LINUX || SI_SOLARIS 379 #define SANITIZER_INTERCEPT_REMQUO SI_POSIX 380 #define SANITIZER_INTERCEPT_REMQUOL (SI_POSIX && !SI_NETBSD) 381 #define SANITIZER_INTERCEPT_LGAMMA SI_POSIX 382 #define SANITIZER_INTERCEPT_LGAMMAL (SI_POSIX && !SI_NETBSD) 383 #define SANITIZER_INTERCEPT_LGAMMA_R (SI_FREEBSD || SI_LINUX || SI_SOLARIS) 384 #define SANITIZER_INTERCEPT_LGAMMAL_R SI_LINUX_NOT_ANDROID || SI_SOLARIS 385 #define SANITIZER_INTERCEPT_DRAND48_R SI_GLIBC 386 #define SANITIZER_INTERCEPT_RAND_R \ 387 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 388 #define SANITIZER_INTERCEPT_ICONV \ 389 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 390 #define SANITIZER_INTERCEPT_TIMES SI_POSIX 391 392 // FIXME: getline seems to be available on OSX 10.7 393 #define SANITIZER_INTERCEPT_GETLINE \ 394 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 395 396 #define SANITIZER_INTERCEPT__EXIT \ 397 (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_MAC || SI_SOLARIS) 398 399 #define SANITIZER_INTERCEPT_PTHREAD_MUTEX SI_POSIX 400 #define SANITIZER_INTERCEPT___PTHREAD_MUTEX SI_GLIBC 401 #define SANITIZER_INTERCEPT___LIBC_MUTEX SI_NETBSD 402 #define SANITIZER_INTERCEPT_PTHREAD_SETNAME_NP \ 403 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 404 #define SANITIZER_INTERCEPT_PTHREAD_GETNAME_NP \ 405 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 406 407 #define SANITIZER_INTERCEPT_TLS_GET_ADDR \ 408 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 409 410 #define SANITIZER_INTERCEPT_LISTXATTR SI_LINUX 411 #define SANITIZER_INTERCEPT_GETXATTR SI_LINUX 412 #define SANITIZER_INTERCEPT_GETRESID SI_LINUX 413 #define SANITIZER_INTERCEPT_GETIFADDRS \ 414 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) 415 #define SANITIZER_INTERCEPT_IF_INDEXTONAME \ 416 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) 417 #define SANITIZER_INTERCEPT_CAPGET SI_LINUX_NOT_ANDROID 418 #if SI_LINUX && defined(__arm__) 419 #define SANITIZER_INTERCEPT_AEABI_MEM 1 420 #else 421 #define SANITIZER_INTERCEPT_AEABI_MEM 0 422 #endif 423 #define SANITIZER_INTERCEPT___BZERO SI_MAC || SI_GLIBC 424 #define SANITIZER_INTERCEPT_BZERO SI_LINUX_NOT_ANDROID 425 #define SANITIZER_INTERCEPT_FTIME (!SI_FREEBSD && !SI_NETBSD && SI_POSIX) 426 #define SANITIZER_INTERCEPT_XDR (SI_GLIBC || SI_SOLARIS) 427 #define SANITIZER_INTERCEPT_XDRREC SI_GLIBC 428 #define SANITIZER_INTERCEPT_TSEARCH \ 429 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD || SI_SOLARIS) 430 #define SANITIZER_INTERCEPT_LIBIO_INTERNALS SI_GLIBC 431 #define SANITIZER_INTERCEPT_FOPEN SI_POSIX 432 #define SANITIZER_INTERCEPT_FOPEN64 (SI_GLIBC || SI_SOLARIS32) 433 #define SANITIZER_INTERCEPT_OPEN_MEMSTREAM \ 434 (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_SOLARIS) 435 #define SANITIZER_INTERCEPT_OBSTACK SI_GLIBC 436 #define SANITIZER_INTERCEPT_FFLUSH SI_POSIX 437 #define SANITIZER_INTERCEPT_FCLOSE SI_POSIX 438 439 #ifndef SANITIZER_INTERCEPT_DLOPEN_DLCLOSE 440 #define SANITIZER_INTERCEPT_DLOPEN_DLCLOSE \ 441 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) 442 #endif 443 444 #define SANITIZER_INTERCEPT_GETPASS \ 445 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD) 446 #define SANITIZER_INTERCEPT_TIMERFD SI_LINUX_NOT_ANDROID 447 448 #define SANITIZER_INTERCEPT_MLOCKX SI_POSIX 449 #define SANITIZER_INTERCEPT_FOPENCOOKIE SI_LINUX_NOT_ANDROID 450 #define SANITIZER_INTERCEPT_SEM \ 451 (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) 452 #define SANITIZER_INTERCEPT_PTHREAD_SETCANCEL SI_POSIX 453 #define SANITIZER_INTERCEPT_MINCORE \ 454 (SI_LINUX || SI_NETBSD || SI_FREEBSD || SI_SOLARIS) 455 #define SANITIZER_INTERCEPT_PROCESS_VM_READV SI_LINUX 456 #define SANITIZER_INTERCEPT_CTERMID \ 457 (SI_LINUX || SI_MAC || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) 458 #define SANITIZER_INTERCEPT_CTERMID_R (SI_MAC || SI_FREEBSD || SI_SOLARIS) 459 460 #define SANITIZER_INTERCEPTOR_HOOKS \ 461 (SI_LINUX || SI_MAC || SI_WINDOWS || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) 462 #define SANITIZER_INTERCEPT_RECV_RECVFROM SI_POSIX 463 #define SANITIZER_INTERCEPT_SEND_SENDTO SI_POSIX 464 #define SANITIZER_INTERCEPT_EVENTFD_READ_WRITE SI_LINUX 465 466 #define SI_STAT_LINUX (SI_LINUX && __GLIBC_PREREQ(2, 33)) 467 #define SANITIZER_INTERCEPT_STAT \ 468 (SI_FREEBSD || SI_MAC || SI_ANDROID || SI_NETBSD || SI_SOLARIS || \ 469 SI_STAT_LINUX) 470 #define SANITIZER_INTERCEPT_STAT64 SI_STAT_LINUX && SANITIZER_HAS_STAT64 471 #define SANITIZER_INTERCEPT_LSTAT (SI_NETBSD || SI_FREEBSD || SI_STAT_LINUX) 472 #define SANITIZER_INTERCEPT___XSTAT \ 473 ((!SANITIZER_INTERCEPT_STAT && SI_POSIX) || SI_STAT_LINUX) 474 #define SANITIZER_INTERCEPT___XSTAT64 SI_LINUX_NOT_ANDROID 475 #define SANITIZER_INTERCEPT___LXSTAT SANITIZER_INTERCEPT___XSTAT 476 #define SANITIZER_INTERCEPT___LXSTAT64 SI_LINUX_NOT_ANDROID 477 478 #define SANITIZER_INTERCEPT_UTMP \ 479 (SI_POSIX && !SI_MAC && !SI_FREEBSD && !SI_NETBSD) 480 #define SANITIZER_INTERCEPT_UTMPX \ 481 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD) 482 483 #define SANITIZER_INTERCEPT_GETLOADAVG \ 484 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD) 485 486 #define SANITIZER_INTERCEPT_MMAP SI_POSIX 487 #define SANITIZER_INTERCEPT_MMAP64 SI_LINUX_NOT_ANDROID || SI_SOLARIS 488 #define SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO (SI_GLIBC || SI_ANDROID) 489 #define SANITIZER_INTERCEPT_MEMALIGN (!SI_FREEBSD && !SI_MAC && !SI_NETBSD) 490 #define SANITIZER_INTERCEPT___LIBC_MEMALIGN SI_GLIBC 491 #define SANITIZER_INTERCEPT_PVALLOC (SI_GLIBC || SI_ANDROID) 492 #define SANITIZER_INTERCEPT_CFREE (SI_GLIBC && !SANITIZER_RISCV64) 493 #define SANITIZER_INTERCEPT_REALLOCARRAY SI_POSIX 494 #define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC) 495 #define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE (!SI_MAC && !SI_NETBSD) 496 #define SANITIZER_INTERCEPT_MCHECK_MPROBE SI_LINUX_NOT_ANDROID 497 #define SANITIZER_INTERCEPT_WCSCAT SI_POSIX 498 #define SANITIZER_INTERCEPT_WCSDUP SI_POSIX 499 #define SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION (!SI_WINDOWS && SI_NOT_FUCHSIA) 500 #define SANITIZER_INTERCEPT_BSD_SIGNAL SI_ANDROID 501 502 #define SANITIZER_INTERCEPT_ACCT (SI_NETBSD || SI_FREEBSD) 503 #define SANITIZER_INTERCEPT_USER_FROM_UID SI_NETBSD 504 #define SANITIZER_INTERCEPT_UID_FROM_USER SI_NETBSD 505 #define SANITIZER_INTERCEPT_GROUP_FROM_GID SI_NETBSD 506 #define SANITIZER_INTERCEPT_GID_FROM_GROUP SI_NETBSD 507 #define SANITIZER_INTERCEPT_ACCESS (SI_NETBSD || SI_FREEBSD) 508 #define SANITIZER_INTERCEPT_FACCESSAT (SI_NETBSD || SI_FREEBSD) 509 #define SANITIZER_INTERCEPT_GETGROUPLIST \ 510 (SI_NETBSD || SI_FREEBSD || SI_LINUX) 511 #define SANITIZER_INTERCEPT_STRLCPY \ 512 (SI_NETBSD || SI_FREEBSD || SI_MAC || SI_ANDROID) 513 514 #define SANITIZER_INTERCEPT_NAME_TO_HANDLE_AT SI_LINUX_NOT_ANDROID 515 #define SANITIZER_INTERCEPT_OPEN_BY_HANDLE_AT SI_LINUX_NOT_ANDROID 516 517 #define SANITIZER_INTERCEPT_READLINK SI_POSIX 518 #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ 519 __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101000 520 #define SI_MAC_DEPLOYMENT_BELOW_10_10 1 521 #else 522 #define SI_MAC_DEPLOYMENT_BELOW_10_10 0 523 #endif 524 #define SANITIZER_INTERCEPT_READLINKAT \ 525 (SI_POSIX && !SI_MAC_DEPLOYMENT_BELOW_10_10) 526 527 #define SANITIZER_INTERCEPT_DEVNAME (SI_NETBSD || SI_FREEBSD) 528 #define SANITIZER_INTERCEPT_DEVNAME_R (SI_NETBSD || SI_FREEBSD) 529 #define SANITIZER_INTERCEPT_FGETLN (SI_NETBSD || SI_FREEBSD) 530 #define SANITIZER_INTERCEPT_STRMODE (SI_NETBSD || SI_FREEBSD) 531 #define SANITIZER_INTERCEPT_TTYENT (SI_NETBSD || SI_FREEBSD) 532 #define SANITIZER_INTERCEPT_TTYENTPATH SI_NETBSD 533 #define SANITIZER_INTERCEPT_PROTOENT (SI_LINUX || SI_NETBSD || SI_FREEBSD) 534 #define SANITIZER_INTERCEPT_PROTOENT_R SI_GLIBC 535 #define SANITIZER_INTERCEPT_NETENT (SI_LINUX || SI_NETBSD || SI_FREEBSD) 536 #define SANITIZER_INTERCEPT_SETVBUF \ 537 (SI_NETBSD || SI_FREEBSD || SI_LINUX || SI_MAC) 538 #define SANITIZER_INTERCEPT_GETMNTINFO (SI_NETBSD || SI_FREEBSD || SI_MAC) 539 #define SANITIZER_INTERCEPT_MI_VECTOR_HASH SI_NETBSD 540 #define SANITIZER_INTERCEPT_GETVFSSTAT SI_NETBSD 541 #define SANITIZER_INTERCEPT_REGEX (SI_NETBSD || SI_FREEBSD || SI_LINUX) 542 #define SANITIZER_INTERCEPT_REGEXSUB SI_NETBSD 543 #define SANITIZER_INTERCEPT_FTS (SI_NETBSD || SI_FREEBSD) 544 #define SANITIZER_INTERCEPT_SYSCTL (SI_NETBSD || SI_FREEBSD || SI_MAC) 545 #define SANITIZER_INTERCEPT_ASYSCTL SI_NETBSD 546 #define SANITIZER_INTERCEPT_SYSCTLGETMIBINFO SI_NETBSD 547 #define SANITIZER_INTERCEPT_NL_LANGINFO (SI_NETBSD || SI_FREEBSD || SI_MAC) 548 #define SANITIZER_INTERCEPT_MODCTL SI_NETBSD 549 #define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD 550 #define SANITIZER_INTERCEPT_STRTONUM (SI_NETBSD || SI_FREEBSD) 551 #define SANITIZER_INTERCEPT_FPARSELN (SI_NETBSD || SI_FREEBSD) 552 #define SANITIZER_INTERCEPT_STATVFS1 SI_NETBSD 553 #define SANITIZER_INTERCEPT_STRTOI SI_NETBSD 554 #define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD 555 #define SANITIZER_INTERCEPT_SHA1 SI_NETBSD 556 #define SANITIZER_INTERCEPT_MD4 SI_NETBSD 557 #define SANITIZER_INTERCEPT_RMD160 SI_NETBSD 558 #define SANITIZER_INTERCEPT_MD5 (SI_NETBSD || SI_FREEBSD) 559 #define SANITIZER_INTERCEPT_FSEEK (SI_NETBSD || SI_FREEBSD) 560 #define SANITIZER_INTERCEPT_MD2 SI_NETBSD 561 #define SANITIZER_INTERCEPT_SHA2 (SI_NETBSD || SI_FREEBSD) 562 #define SANITIZER_INTERCEPT_CDB SI_NETBSD 563 #define SANITIZER_INTERCEPT_VIS (SI_NETBSD || SI_FREEBSD) 564 #define SANITIZER_INTERCEPT_POPEN SI_POSIX 565 #define SANITIZER_INTERCEPT_POPENVE SI_NETBSD 566 #define SANITIZER_INTERCEPT_PCLOSE SI_POSIX 567 #define SANITIZER_INTERCEPT_FUNOPEN (SI_NETBSD || SI_FREEBSD) 568 #define SANITIZER_INTERCEPT_FUNOPEN2 SI_NETBSD 569 #define SANITIZER_INTERCEPT_GETFSENT (SI_FREEBSD || SI_NETBSD || SI_MAC) 570 #define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD || SI_MAC) 571 #define SANITIZER_INTERCEPT_FDEVNAME SI_FREEBSD 572 #define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID) 573 #define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD) 574 #define SANITIZER_INTERCEPT_CRYPT (SI_POSIX && !SI_ANDROID) 575 #define SANITIZER_INTERCEPT_CRYPT_R (SI_LINUX && !SI_ANDROID) 576 577 #define SANITIZER_INTERCEPT_GETRANDOM \ 578 ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD) 579 #define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD 580 #define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD 581 #define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD 582 #define SANITIZER_INTERCEPT_GETENTROPY SI_FREEBSD 583 #define SANITIZER_INTERCEPT_QSORT \ 584 (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) 585 #define SANITIZER_INTERCEPT_QSORT_R SI_GLIBC 586 #define SANITIZER_INTERCEPT_BSEARCH \ 587 (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) 588 // sigaltstack on i386 macOS cannot be intercepted due to setjmp() 589 // calling it and assuming that it does not clobber registers. 590 #define SANITIZER_INTERCEPT_SIGALTSTACK \ 591 (SI_POSIX && !(SANITIZER_APPLE && SANITIZER_I386)) 592 #define SANITIZER_INTERCEPT_UNAME (SI_POSIX && !SI_FREEBSD) 593 #define SANITIZER_INTERCEPT___XUNAME SI_FREEBSD 594 #define SANITIZER_INTERCEPT_FLOPEN SI_FREEBSD 595 #define SANITIZER_INTERCEPT_PROCCTL SI_FREEBSD 596 597 // This macro gives a way for downstream users to override the above 598 // interceptor macros irrespective of the platform they are on. They have 599 // to do two things: 600 // 1. Build compiler-rt with -DSANITIZER_OVERRIDE_INTERCEPTORS. 601 // 2. Provide a header file named sanitizer_intercept_overriders.h in the 602 // include path for their compiler-rt build. 603 // An example of an overrider for strlen interceptor that one can list in 604 // sanitizer_intercept_overriders.h is as follows: 605 // 606 // #ifdef SANITIZER_INTERCEPT_STRLEN 607 // #undef SANITIZER_INTERCEPT_STRLEN 608 // #define SANITIZER_INTERCEPT_STRLEN <value of choice> 609 // #endif 610 // 611 // This "feature" is useful for downstream users who do not want some of 612 // their libc funtions to be intercepted. They can selectively disable 613 // interception of those functions. 614 #ifdef SANITIZER_OVERRIDE_INTERCEPTORS 615 #include <sanitizer_intercept_overriders.h> 616 #endif 617 618 #endif // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H 619