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 \ 195 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) 196#define SANITIZER_INTERCEPT_PREADV64 SI_GLIBC 197#define SANITIZER_INTERCEPT_PWRITEV64 SI_GLIBC 198 199#define SANITIZER_INTERCEPT_PRCTL SI_LINUX 200 201#define SANITIZER_INTERCEPT_LOCALTIME_AND_FRIENDS SI_POSIX 202#define SANITIZER_INTERCEPT_STRPTIME SI_POSIX 203 204#define SANITIZER_INTERCEPT_SCANF SI_POSIX 205#define SANITIZER_INTERCEPT_ISOC99_SCANF SI_GLIBC 206 207#ifndef SANITIZER_INTERCEPT_PRINTF 208#define SANITIZER_INTERCEPT_PRINTF SI_POSIX 209#define SANITIZER_INTERCEPT_PRINTF_L (SI_FREEBSD || SI_NETBSD) 210#define SANITIZER_INTERCEPT_ISOC99_PRINTF SI_GLIBC 211#endif 212 213#define SANITIZER_INTERCEPT___PRINTF_CHK \ 214 (SANITIZER_INTERCEPT_PRINTF && SI_GLIBC) 215 216#define SANITIZER_INTERCEPT_FREXP SI_NOT_FUCHSIA 217#define SANITIZER_INTERCEPT_FREXPF_FREXPL SI_POSIX 218 219#define SANITIZER_INTERCEPT_GETPWNAM_AND_FRIENDS SI_POSIX 220#define SANITIZER_INTERCEPT_GETPWNAM_R_AND_FRIENDS \ 221 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 222#define SANITIZER_INTERCEPT_GETPWENT \ 223 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 224#define SANITIZER_INTERCEPT_FGETGRENT_R (SI_GLIBC || 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_GLIBC || SI_SOLARIS) 228#define SANITIZER_INTERCEPT_FGETPWENT_R (SI_FREEBSD || SI_GLIBC || SI_SOLARIS) 229#define SANITIZER_INTERCEPT_SETPWENT \ 230 (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 231#define SANITIZER_INTERCEPT_CLOCK_GETTIME \ 232 (SI_FREEBSD || SI_NETBSD || SI_LINUX || SI_SOLARIS) 233#define SANITIZER_INTERCEPT_CLOCK_GETCPUCLOCKID \ 234 (SI_LINUX || SI_FREEBSD || SI_NETBSD) 235#define SANITIZER_INTERCEPT_GETITIMER SI_POSIX 236#define SANITIZER_INTERCEPT_TIME SI_POSIX 237#define SANITIZER_INTERCEPT_GLOB (SI_GLIBC || SI_SOLARIS) 238#define SANITIZER_INTERCEPT_GLOB64 SI_GLIBC 239#define SANITIZER_INTERCEPT___B64_TO SI_LINUX_NOT_ANDROID 240#define SANITIZER_INTERCEPT_DN_COMP_EXPAND SI_LINUX_NOT_ANDROID 241#define SANITIZER_INTERCEPT_POSIX_SPAWN SI_POSIX 242#define SANITIZER_INTERCEPT_WAIT SI_POSIX 243#define SANITIZER_INTERCEPT_INET SI_POSIX 244#define SANITIZER_INTERCEPT_PTHREAD_GETSCHEDPARAM SI_POSIX 245#define SANITIZER_INTERCEPT_GETADDRINFO SI_POSIX 246#define SANITIZER_INTERCEPT_GETNAMEINFO SI_POSIX 247#define SANITIZER_INTERCEPT_GETSOCKNAME SI_POSIX 248#define SANITIZER_INTERCEPT_GETHOSTBYNAME SI_POSIX 249#define SANITIZER_INTERCEPT_GETHOSTBYNAME2 SI_POSIX && !SI_SOLARIS 250#define SANITIZER_INTERCEPT_GETHOSTBYNAME_R \ 251 (SI_FREEBSD || SI_LINUX || SI_SOLARIS) 252#define SANITIZER_INTERCEPT_GETHOSTBYNAME2_R \ 253 (SI_FREEBSD || SI_LINUX_NOT_ANDROID) 254#define SANITIZER_INTERCEPT_GETHOSTBYADDR_R \ 255 (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 256#define SANITIZER_INTERCEPT_GETHOSTENT_R (SI_FREEBSD || SI_GLIBC || SI_SOLARIS) 257#define SANITIZER_INTERCEPT_GETSOCKOPT SI_POSIX 258#define SANITIZER_INTERCEPT_ACCEPT SI_POSIX 259#define SANITIZER_INTERCEPT_ACCEPT4 \ 260 (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_FREEBSD) 261#define SANITIZER_INTERCEPT_PACCEPT SI_NETBSD 262#define SANITIZER_INTERCEPT_MODF SI_POSIX 263#define SANITIZER_INTERCEPT_RECVMSG SI_POSIX 264#define SANITIZER_INTERCEPT_SENDMSG SI_POSIX 265#define SANITIZER_INTERCEPT_RECVMMSG SI_LINUX 266#define SANITIZER_INTERCEPT_SENDMMSG SI_LINUX 267#define SANITIZER_INTERCEPT_SYSMSG SI_LINUX_NOT_ANDROID 268#define SANITIZER_INTERCEPT_GETPEERNAME SI_POSIX 269#define SANITIZER_INTERCEPT_IOCTL SI_POSIX 270#define SANITIZER_INTERCEPT_INET_ATON SI_POSIX 271#define SANITIZER_INTERCEPT_SYSINFO SI_LINUX 272#define SANITIZER_INTERCEPT_READDIR SI_POSIX 273#define SANITIZER_INTERCEPT_READDIR64 SI_GLIBC || SI_SOLARIS32 274#if SI_LINUX_NOT_ANDROID && \ 275 (defined(__i386) || defined(__x86_64) || defined(__mips64) || \ 276 defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \ 277 defined(__s390__) || defined(__loongarch__) || SANITIZER_RISCV64) 278#define SANITIZER_INTERCEPT_PTRACE 1 279#else 280#define SANITIZER_INTERCEPT_PTRACE 0 281#endif 282#define SANITIZER_INTERCEPT_SETLOCALE SI_POSIX 283#define SANITIZER_INTERCEPT_GETCWD SI_POSIX 284#define SANITIZER_INTERCEPT_GET_CURRENT_DIR_NAME SI_LINUX_NOT_ANDROID 285#define SANITIZER_INTERCEPT_STRTOIMAX SI_POSIX 286#define SANITIZER_INTERCEPT_MBSTOWCS SI_POSIX 287#define SANITIZER_INTERCEPT_MBSNRTOWCS \ 288 (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 289#define SANITIZER_INTERCEPT_WCSTOMBS SI_POSIX 290#define SANITIZER_INTERCEPT_STRXFRM SI_POSIX 291#define SANITIZER_INTERCEPT___STRXFRM_L SI_LINUX 292#define SANITIZER_INTERCEPT_WCSXFRM SI_POSIX 293#define SANITIZER_INTERCEPT___WCSXFRM_L SI_LINUX 294#define SANITIZER_INTERCEPT_WCSNRTOMBS \ 295 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 296#define SANITIZER_INTERCEPT_WCRTOMB \ 297 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 298#define SANITIZER_INTERCEPT_WCTOMB \ 299 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 300#define SANITIZER_INTERCEPT_TCGETATTR SI_LINUX_NOT_ANDROID || SI_SOLARIS 301#define SANITIZER_INTERCEPT_REALPATH SI_POSIX 302#define SANITIZER_INTERCEPT_CANONICALIZE_FILE_NAME (SI_GLIBC || SI_SOLARIS) 303#define SANITIZER_INTERCEPT_CONFSTR \ 304 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 305#define SANITIZER_INTERCEPT_SCHED_GETAFFINITY \ 306 (SI_LINUX_NOT_ANDROID || SI_FREEBSD) 307#define SANITIZER_INTERCEPT_SCHED_GETPARAM SI_LINUX_NOT_ANDROID || SI_SOLARIS 308#define SANITIZER_INTERCEPT_STRERROR SI_POSIX 309#define SANITIZER_INTERCEPT_STRERROR_R SI_POSIX 310#define SANITIZER_INTERCEPT_XPG_STRERROR_R SI_LINUX_NOT_ANDROID 311#define SANITIZER_INTERCEPT_SCANDIR \ 312 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 313#define SANITIZER_INTERCEPT_SCANDIR64 SI_GLIBC || SI_SOLARIS32 314#define SANITIZER_INTERCEPT_GETGROUPS SI_POSIX 315#define SANITIZER_INTERCEPT_POLL SI_POSIX 316#define SANITIZER_INTERCEPT_PPOLL SI_LINUX_NOT_ANDROID || SI_SOLARIS 317#define SANITIZER_INTERCEPT_WORDEXP \ 318 (SI_FREEBSD || SI_NETBSD || (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID || \ 319 SI_SOLARIS) 320#define SANITIZER_INTERCEPT_SIGWAIT SI_POSIX 321#define SANITIZER_INTERCEPT_SIGWAITINFO SI_LINUX_NOT_ANDROID || SI_SOLARIS 322#define SANITIZER_INTERCEPT_SIGTIMEDWAIT SI_LINUX_NOT_ANDROID || SI_SOLARIS 323#define SANITIZER_INTERCEPT_SIGSETOPS \ 324 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 325#define SANITIZER_INTERCEPT_SIGSET_LOGICOPS SI_LINUX_NOT_ANDROID 326#define SANITIZER_INTERCEPT_SIGPENDING SI_POSIX 327#define SANITIZER_INTERCEPT_SIGPROCMASK SI_POSIX 328#define SANITIZER_INTERCEPT_PTHREAD_SIGMASK SI_POSIX 329#define SANITIZER_INTERCEPT_BACKTRACE \ 330 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 331#define SANITIZER_INTERCEPT_GETMNTENT SI_LINUX 332#define SANITIZER_INTERCEPT_GETMNTENT_R SI_LINUX_NOT_ANDROID 333#define SANITIZER_INTERCEPT_STATFS \ 334 (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 335#define SANITIZER_INTERCEPT_STATFS64 SI_GLIBC && SANITIZER_HAS_STATFS64 336#define SANITIZER_INTERCEPT_STATVFS \ 337 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) 338#define SANITIZER_INTERCEPT_STATVFS64 SI_GLIBC 339#define SANITIZER_INTERCEPT_INITGROUPS SI_POSIX 340#define SANITIZER_INTERCEPT_ETHER_NTOA_ATON SI_POSIX 341#define SANITIZER_INTERCEPT_ETHER_HOST \ 342 (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID) 343#define SANITIZER_INTERCEPT_ETHER_R (SI_FREEBSD || SI_LINUX_NOT_ANDROID) 344#define SANITIZER_INTERCEPT_SHMCTL \ 345 (((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && SANITIZER_WORDSIZE == 64) || \ 346 SI_NETBSD || SI_SOLARIS) 347#define SANITIZER_INTERCEPT_RANDOM_R SI_GLIBC 348#define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET SI_POSIX 349#define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETINHERITSCHED \ 350 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 351#define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETAFFINITY_NP SI_GLIBC 352#define SANITIZER_INTERCEPT_PTHREAD_GETAFFINITY_NP \ 353 (SI_LINUX_NOT_ANDROID || SI_FREEBSD) 354#define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET_SCHED SI_POSIX 355#define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPSHARED \ 356 (SI_POSIX && !SI_NETBSD) 357#define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETTYPE SI_POSIX 358#define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPROTOCOL \ 359 (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 360#define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPRIOCEILING \ 361 (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 362#define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST \ 363 (SI_LINUX_NOT_ANDROID || SI_SOLARIS) 364#define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST_NP SI_LINUX_NOT_ANDROID 365#define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETPSHARED \ 366 (SI_POSIX && !SI_NETBSD) 367#define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETKIND_NP SI_GLIBC 368#define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETPSHARED (SI_POSIX && !SI_NETBSD) 369#define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETCLOCK \ 370 (SI_LINUX_NOT_ANDROID || SI_SOLARIS) 371#define SANITIZER_INTERCEPT_PTHREAD_BARRIERATTR_GETPSHARED \ 372 (SI_LINUX_NOT_ANDROID && !SI_NETBSD) 373#define SANITIZER_INTERCEPT_TRYJOIN SI_GLIBC 374#define SANITIZER_INTERCEPT_TIMEDJOIN SI_GLIBC 375#define SANITIZER_INTERCEPT_THR_EXIT SI_FREEBSD 376#define SANITIZER_INTERCEPT_TMPNAM SI_POSIX 377#define SANITIZER_INTERCEPT_TMPNAM_R (SI_GLIBC || SI_SOLARIS) 378#define SANITIZER_INTERCEPT_PTSNAME SI_LINUX 379#define SANITIZER_INTERCEPT_PTSNAME_R SI_LINUX 380#define SANITIZER_INTERCEPT_TTYNAME SI_POSIX 381#define SANITIZER_INTERCEPT_TTYNAME_R SI_POSIX 382#define SANITIZER_INTERCEPT_TEMPNAM SI_POSIX 383#define SANITIZER_INTERCEPT_SINCOS SI_LINUX || SI_SOLARIS 384#define SANITIZER_INTERCEPT_REMQUO SI_POSIX 385#define SANITIZER_INTERCEPT_REMQUOL (SI_POSIX && !SI_NETBSD) 386#define SANITIZER_INTERCEPT_LGAMMA SI_POSIX 387#define SANITIZER_INTERCEPT_LGAMMAL (SI_POSIX && !SI_NETBSD) 388#define SANITIZER_INTERCEPT_LGAMMA_R (SI_FREEBSD || SI_LINUX || SI_SOLARIS) 389#define SANITIZER_INTERCEPT_LGAMMAL_R SI_LINUX_NOT_ANDROID || SI_SOLARIS 390#define SANITIZER_INTERCEPT_DRAND48_R SI_GLIBC 391#define SANITIZER_INTERCEPT_RAND_R \ 392 (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 393#define SANITIZER_INTERCEPT_ICONV \ 394 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 395#define SANITIZER_INTERCEPT_TIMES SI_POSIX 396 397// FIXME: getline seems to be available on OSX 10.7 398#define SANITIZER_INTERCEPT_GETLINE \ 399 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) 400 401#define SANITIZER_INTERCEPT__EXIT \ 402 (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_MAC || SI_SOLARIS) 403 404#define SANITIZER_INTERCEPT___LIBC_MUTEX SI_NETBSD 405#define SANITIZER_INTERCEPT_PTHREAD_SETNAME_NP \ 406 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 407#define SANITIZER_INTERCEPT_PTHREAD_GETNAME_NP \ 408 (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) 409 410#define SANITIZER_INTERCEPT_TLS_GET_ADDR \ 411 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) 412 413#define SANITIZER_INTERCEPT_LISTXATTR SI_LINUX 414#define SANITIZER_INTERCEPT_GETXATTR SI_LINUX 415#define SANITIZER_INTERCEPT_GETRESID SI_LINUX 416#define SANITIZER_INTERCEPT_GETIFADDRS \ 417 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) 418#define SANITIZER_INTERCEPT_IF_INDEXTONAME \ 419 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) 420#define SANITIZER_INTERCEPT_CAPGET SI_LINUX_NOT_ANDROID 421#if SI_LINUX && defined(__arm__) 422#define SANITIZER_INTERCEPT_AEABI_MEM 1 423#else 424#define SANITIZER_INTERCEPT_AEABI_MEM 0 425#endif 426#define SANITIZER_INTERCEPT___BZERO SI_MAC || SI_GLIBC 427#define SANITIZER_INTERCEPT_BZERO SI_LINUX_NOT_ANDROID 428#define SANITIZER_INTERCEPT_FTIME (!SI_FREEBSD && !SI_NETBSD && SI_POSIX) 429#define SANITIZER_INTERCEPT_XDR (SI_GLIBC || SI_SOLARIS) 430#define SANITIZER_INTERCEPT_XDRREC SI_GLIBC 431#define SANITIZER_INTERCEPT_TSEARCH \ 432 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD || SI_SOLARIS) 433#define SANITIZER_INTERCEPT_LIBIO_INTERNALS SI_GLIBC 434#define SANITIZER_INTERCEPT_FOPEN SI_POSIX 435#define SANITIZER_INTERCEPT_FOPEN64 (SI_GLIBC || SI_SOLARIS32) 436#define SANITIZER_INTERCEPT_OPEN_MEMSTREAM \ 437 (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_SOLARIS) 438#define SANITIZER_INTERCEPT_OBSTACK SI_GLIBC 439#define SANITIZER_INTERCEPT_FFLUSH SI_POSIX 440#define SANITIZER_INTERCEPT_FCLOSE SI_POSIX 441 442#ifndef SANITIZER_INTERCEPT_DLOPEN_DLCLOSE 443#define SANITIZER_INTERCEPT_DLOPEN_DLCLOSE \ 444 (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) 445#endif 446 447#define SANITIZER_INTERCEPT_GETPASS \ 448 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD) 449#define SANITIZER_INTERCEPT_TIMERFD SI_LINUX_NOT_ANDROID 450 451#define SANITIZER_INTERCEPT_MLOCKX SI_POSIX 452#define SANITIZER_INTERCEPT_FOPENCOOKIE SI_LINUX_NOT_ANDROID 453#define SANITIZER_INTERCEPT_SEM \ 454 (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) 455#define SANITIZER_INTERCEPT_PTHREAD_SETCANCEL SI_POSIX 456#define SANITIZER_INTERCEPT_MINCORE \ 457 (SI_LINUX || SI_NETBSD || SI_FREEBSD || SI_SOLARIS) 458#define SANITIZER_INTERCEPT_PROCESS_VM_READV SI_LINUX 459#define SANITIZER_INTERCEPT_CTERMID \ 460 (SI_LINUX || SI_MAC || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) 461#define SANITIZER_INTERCEPT_CTERMID_R (SI_MAC || SI_FREEBSD || SI_SOLARIS) 462 463#define SANITIZER_INTERCEPTOR_HOOKS \ 464 (SI_LINUX || SI_MAC || SI_WINDOWS || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) 465#define SANITIZER_INTERCEPT_RECV_RECVFROM SI_POSIX 466#define SANITIZER_INTERCEPT_SEND_SENDTO SI_POSIX 467#define SANITIZER_INTERCEPT_EVENTFD_READ_WRITE (SI_LINUX || SI_FREEBSD) 468 469#define SI_STAT_LINUX (SI_LINUX && __GLIBC_PREREQ(2, 33)) 470#define SANITIZER_INTERCEPT_STAT \ 471 (SI_FREEBSD || SI_MAC || SI_ANDROID || SI_NETBSD || SI_SOLARIS || \ 472 SI_STAT_LINUX) 473#define SANITIZER_INTERCEPT_STAT64 SI_STAT_LINUX && SANITIZER_HAS_STAT64 474#define SANITIZER_INTERCEPT_LSTAT (SI_NETBSD || SI_FREEBSD || SI_STAT_LINUX) 475#define SANITIZER_INTERCEPT___XSTAT \ 476 ((!SANITIZER_INTERCEPT_STAT && SI_POSIX) || SI_STAT_LINUX) 477#define SANITIZER_INTERCEPT___XSTAT64 SI_GLIBC 478#define SANITIZER_INTERCEPT___LXSTAT SANITIZER_INTERCEPT___XSTAT 479#define SANITIZER_INTERCEPT___LXSTAT64 SI_GLIBC 480 481#define SANITIZER_INTERCEPT_UTMP \ 482 (SI_POSIX && !SI_MAC && !SI_FREEBSD && !SI_NETBSD) 483#define SANITIZER_INTERCEPT_UTMPX \ 484 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD) 485 486#define SANITIZER_INTERCEPT_GETLOADAVG \ 487 (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD) 488 489#define SANITIZER_INTERCEPT_MMAP SI_POSIX 490#define SANITIZER_INTERCEPT_MMAP64 SI_GLIBC || SI_SOLARIS 491#define SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO (SI_GLIBC || SI_ANDROID) 492#define SANITIZER_INTERCEPT_MEMALIGN (!SI_FREEBSD && !SI_MAC && !SI_NETBSD) 493#define SANITIZER_INTERCEPT___LIBC_MEMALIGN SI_GLIBC 494#define SANITIZER_INTERCEPT_PVALLOC (SI_GLIBC || SI_ANDROID) 495#define SANITIZER_INTERCEPT_CFREE (SI_GLIBC && !SANITIZER_RISCV64) 496#define SANITIZER_INTERCEPT_REALLOCARRAY SI_POSIX 497#define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC) 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_WCSLEN 1 501#define SANITIZER_INTERCEPT_WCSCAT SI_POSIX 502#define SANITIZER_INTERCEPT_WCSDUP SI_POSIX 503#define SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION (!SI_WINDOWS && SI_NOT_FUCHSIA) 504#define SANITIZER_INTERCEPT_BSD_SIGNAL SI_ANDROID 505 506#define SANITIZER_INTERCEPT_ACCT (SI_NETBSD || SI_FREEBSD) 507#define SANITIZER_INTERCEPT_USER_FROM_UID SI_NETBSD 508#define SANITIZER_INTERCEPT_UID_FROM_USER SI_NETBSD 509#define SANITIZER_INTERCEPT_GROUP_FROM_GID SI_NETBSD 510#define SANITIZER_INTERCEPT_GID_FROM_GROUP SI_NETBSD 511#define SANITIZER_INTERCEPT_ACCESS (SI_NETBSD || SI_FREEBSD) 512#define SANITIZER_INTERCEPT_FACCESSAT (SI_NETBSD || SI_FREEBSD) 513#define SANITIZER_INTERCEPT_GETGROUPLIST \ 514 (SI_NETBSD || SI_FREEBSD || SI_LINUX) 515#define SANITIZER_INTERCEPT_STRLCPY \ 516 (SI_NETBSD || SI_FREEBSD || SI_MAC || SI_ANDROID) 517 518#define SANITIZER_INTERCEPT_NAME_TO_HANDLE_AT SI_LINUX_NOT_ANDROID 519#define SANITIZER_INTERCEPT_OPEN_BY_HANDLE_AT SI_LINUX_NOT_ANDROID 520 521#define SANITIZER_INTERCEPT_READLINK SI_POSIX 522#if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ 523 __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101000 524#define SI_MAC_DEPLOYMENT_BELOW_10_10 1 525#else 526#define SI_MAC_DEPLOYMENT_BELOW_10_10 0 527#endif 528#define SANITIZER_INTERCEPT_READLINKAT \ 529 (SI_POSIX && !SI_MAC_DEPLOYMENT_BELOW_10_10) 530 531#define SANITIZER_INTERCEPT_DEVNAME (SI_NETBSD || SI_FREEBSD) 532#define SANITIZER_INTERCEPT_DEVNAME_R (SI_NETBSD || SI_FREEBSD) 533#define SANITIZER_INTERCEPT_FGETLN (SI_NETBSD || SI_FREEBSD) 534#define SANITIZER_INTERCEPT_STRMODE (SI_NETBSD || SI_FREEBSD) 535#define SANITIZER_INTERCEPT_TTYENT (SI_NETBSD || SI_FREEBSD) 536#define SANITIZER_INTERCEPT_TTYENTPATH SI_NETBSD 537#define SANITIZER_INTERCEPT_PROTOENT (SI_LINUX || SI_NETBSD || SI_FREEBSD) 538#define SANITIZER_INTERCEPT_PROTOENT_R SI_GLIBC 539#define SANITIZER_INTERCEPT_NETENT (SI_LINUX || SI_NETBSD || SI_FREEBSD) 540#define SANITIZER_INTERCEPT_SETVBUF \ 541 (SI_NETBSD || SI_FREEBSD || SI_LINUX || SI_MAC) 542#define SANITIZER_INTERCEPT_GETMNTINFO (SI_NETBSD || SI_FREEBSD || SI_MAC) 543#define SANITIZER_INTERCEPT_MI_VECTOR_HASH SI_NETBSD 544#define SANITIZER_INTERCEPT_GETVFSSTAT SI_NETBSD 545#define SANITIZER_INTERCEPT_REGEX (SI_NETBSD || SI_FREEBSD || SI_LINUX) 546#define SANITIZER_INTERCEPT_REGEXSUB SI_NETBSD 547#define SANITIZER_INTERCEPT_FTS (SI_NETBSD || SI_FREEBSD) 548#define SANITIZER_INTERCEPT_SYSCTL (SI_NETBSD || SI_FREEBSD || SI_MAC) 549#define SANITIZER_INTERCEPT_ASYSCTL SI_NETBSD 550#define SANITIZER_INTERCEPT_SYSCTLGETMIBINFO SI_NETBSD 551#define SANITIZER_INTERCEPT_NL_LANGINFO (SI_NETBSD || SI_FREEBSD || SI_MAC) 552#define SANITIZER_INTERCEPT_MODCTL SI_NETBSD 553#define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD 554#define SANITIZER_INTERCEPT_STRTONUM (SI_NETBSD || SI_FREEBSD) 555#define SANITIZER_INTERCEPT_FPARSELN (SI_NETBSD || SI_FREEBSD) 556#define SANITIZER_INTERCEPT_STATVFS1 SI_NETBSD 557#define SANITIZER_INTERCEPT_STRTOI SI_NETBSD 558#define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD 559#define SANITIZER_INTERCEPT_SHA1 SI_NETBSD 560#define SANITIZER_INTERCEPT_MD4 SI_NETBSD 561#define SANITIZER_INTERCEPT_RMD160 SI_NETBSD 562#define SANITIZER_INTERCEPT_MD5 (SI_NETBSD || SI_FREEBSD) 563#define SANITIZER_INTERCEPT_FSEEK (SI_NETBSD || SI_FREEBSD) 564#define SANITIZER_INTERCEPT_MD2 SI_NETBSD 565#define SANITIZER_INTERCEPT_SHA2 (SI_NETBSD || SI_FREEBSD) 566#define SANITIZER_INTERCEPT_CDB SI_NETBSD 567#define SANITIZER_INTERCEPT_VIS (SI_NETBSD || SI_FREEBSD) 568#define SANITIZER_INTERCEPT_POPEN SI_POSIX 569#define SANITIZER_INTERCEPT_POPENVE SI_NETBSD 570#define SANITIZER_INTERCEPT_PCLOSE SI_POSIX 571#define SANITIZER_INTERCEPT_FUNOPEN (SI_NETBSD || SI_FREEBSD) 572#define SANITIZER_INTERCEPT_FUNOPEN2 SI_NETBSD 573#define SANITIZER_INTERCEPT_GETFSENT (SI_FREEBSD || SI_NETBSD || SI_MAC) 574#define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD || SI_MAC) 575#define SANITIZER_INTERCEPT_FDEVNAME SI_FREEBSD 576#define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID) 577#define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD) 578 579#define SANITIZER_INTERCEPT_GETRANDOM \ 580 ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD || SI_SOLARIS) 581#define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD 582#define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD 583#define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD 584#define SANITIZER_INTERCEPT_GETENTROPY \ 585 ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD || SI_SOLARIS) 586#define SANITIZER_INTERCEPT_QSORT \ 587 (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) 588#define SANITIZER_INTERCEPT_QSORT_R SI_GLIBC 589#define SANITIZER_INTERCEPT_BSEARCH \ 590 (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) 591// sigaltstack on i386 macOS cannot be intercepted due to setjmp() 592// calling it and assuming that it does not clobber registers. 593#define SANITIZER_INTERCEPT_SIGALTSTACK \ 594 (SI_POSIX && !(SANITIZER_APPLE && SANITIZER_I386)) 595#define SANITIZER_INTERCEPT_UNAME (SI_POSIX && !SI_FREEBSD) 596#define SANITIZER_INTERCEPT___XUNAME SI_FREEBSD 597#define SANITIZER_INTERCEPT_FLOPEN SI_FREEBSD 598#define SANITIZER_INTERCEPT_PROCCTL SI_FREEBSD 599#define SANITIZER_INTERCEPT_ARGP_PARSE SI_GLIBC 600#define SANITIZER_INTERCEPT_CPUSET_GETAFFINITY SI_FREEBSD 601 602// This macro gives a way for downstream users to override the above 603// interceptor macros irrespective of the platform they are on. They have 604// to do two things: 605// 1. Build compiler-rt with -DSANITIZER_OVERRIDE_INTERCEPTORS. 606// 2. Provide a header file named sanitizer_intercept_overriders.h in the 607// include path for their compiler-rt build. 608// An example of an overrider for strlen interceptor that one can list in 609// sanitizer_intercept_overriders.h is as follows: 610// 611// #ifdef SANITIZER_INTERCEPT_STRLEN 612// #undef SANITIZER_INTERCEPT_STRLEN 613// #define SANITIZER_INTERCEPT_STRLEN <value of choice> 614// #endif 615// 616// This "feature" is useful for downstream users who do not want some of 617// their libc funtions to be intercepted. They can selectively disable 618// interception of those functions. 619#ifdef SANITIZER_OVERRIDE_INTERCEPTORS 620#include <sanitizer_intercept_overriders.h> 621#endif 622 623#endif // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H 624