//===-- sanitizer_platform_interceptors.h -----------------------*- C++ -*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // This file defines macro telling whether sanitizer tools can/should intercept // given library functions on a given platform. // //===----------------------------------------------------------------------===// #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H #define SANITIZER_PLATFORM_INTERCEPTORS_H #include "sanitizer_glibc_version.h" #include "sanitizer_internal_defs.h" #include "sanitizer_platform.h" #if SANITIZER_POSIX #define SI_POSIX 1 #else #define SI_POSIX 0 #endif #if !SANITIZER_WINDOWS #define SI_WINDOWS 0 #else #define SI_WINDOWS 1 #endif #if SI_WINDOWS && SI_POSIX #error "Windows is not POSIX!" #endif #if SI_POSIX #include "sanitizer_platform_limits_freebsd.h" #include "sanitizer_platform_limits_netbsd.h" #include "sanitizer_platform_limits_posix.h" #include "sanitizer_platform_limits_solaris.h" #endif #if SANITIZER_LINUX && !SANITIZER_ANDROID #define SI_LINUX_NOT_ANDROID 1 #else #define SI_LINUX_NOT_ANDROID 0 #endif #if SANITIZER_GLIBC #define SI_GLIBC 1 #else #define SI_GLIBC 0 #endif #if SANITIZER_ANDROID #define SI_ANDROID 1 #else #define SI_ANDROID 0 #endif #if SANITIZER_FREEBSD #define SI_FREEBSD 1 #else #define SI_FREEBSD 0 #endif #if SANITIZER_NETBSD #define SI_NETBSD 1 #else #define SI_NETBSD 0 #endif #if SANITIZER_LINUX #define SI_LINUX 1 #else #define SI_LINUX 0 #endif #if SANITIZER_APPLE #define SI_MAC 1 #define SI_NOT_MAC 0 #else #define SI_MAC 0 #define SI_NOT_MAC 1 #endif #if SANITIZER_IOS #define SI_IOS 1 #else #define SI_IOS 0 #endif #if SANITIZER_IOSSIM #define SI_IOSSIM 1 #else #define SI_IOSSIM 0 #endif #if SANITIZER_WATCHOS #define SI_WATCHOS 1 #else #define SI_WATCHOS 0 #endif #if SANITIZER_TVOS #define SI_TVOS 1 #else #define SI_TVOS 0 #endif #if SANITIZER_FUCHSIA #define SI_NOT_FUCHSIA 0 #else #define SI_NOT_FUCHSIA 1 #endif #if SANITIZER_SOLARIS #define SI_SOLARIS 1 #else #define SI_SOLARIS 0 #endif #if SANITIZER_SOLARIS32 #define SI_SOLARIS32 1 #else #define SI_SOLARIS32 0 #endif #if SANITIZER_POSIX && !SANITIZER_APPLE #define SI_POSIX_NOT_MAC 1 #else #define SI_POSIX_NOT_MAC 0 #endif #if SANITIZER_LINUX && !SANITIZER_FREEBSD #define SI_LINUX_NOT_FREEBSD 1 #else #define SI_LINUX_NOT_FREEBSD 0 #endif #define SANITIZER_INTERCEPT_STRLEN SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRNLEN (SI_NOT_MAC && SI_NOT_FUCHSIA) #define SANITIZER_INTERCEPT_STRCMP SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRSTR SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRCASESTR SI_POSIX #define SANITIZER_INTERCEPT_STRTOK SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRCHR SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRCHRNUL SI_POSIX_NOT_MAC #define SANITIZER_INTERCEPT_STRRCHR SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRSPN SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_STRPBRK SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_TEXTDOMAIN SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_STRCASECMP SI_POSIX #define SANITIZER_INTERCEPT_MEMSET 1 #define SANITIZER_INTERCEPT_MEMMOVE 1 #define SANITIZER_INTERCEPT_MEMCPY 1 #define SANITIZER_INTERCEPT_MEMCMP SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_BCMP \ SANITIZER_INTERCEPT_MEMCMP && \ ((SI_POSIX && _GNU_SOURCE) || SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_STRNDUP SI_POSIX #define SANITIZER_INTERCEPT___STRNDUP SI_GLIBC #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070 #define SI_MAC_DEPLOYMENT_BELOW_10_7 1 #else #define SI_MAC_DEPLOYMENT_BELOW_10_7 0 #endif // memmem on Darwin doesn't exist on 10.6 // FIXME: enable memmem on Windows. #define SANITIZER_INTERCEPT_MEMMEM (SI_POSIX && !SI_MAC_DEPLOYMENT_BELOW_10_7) #define SANITIZER_INTERCEPT_MEMCHR SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_MEMRCHR (SI_FREEBSD || SI_LINUX || SI_NETBSD) #define SANITIZER_INTERCEPT_READ SI_POSIX #define SANITIZER_INTERCEPT_PREAD SI_POSIX #define SANITIZER_INTERCEPT_WRITE SI_POSIX #define SANITIZER_INTERCEPT_PWRITE SI_POSIX #define SANITIZER_INTERCEPT_FREAD SI_POSIX #define SANITIZER_INTERCEPT_FWRITE SI_POSIX #define SANITIZER_INTERCEPT_FGETS SI_POSIX #define SANITIZER_INTERCEPT_FPUTS SI_POSIX #define SANITIZER_INTERCEPT_PUTS SI_POSIX #define SANITIZER_INTERCEPT_PREAD64 (SI_GLIBC || SI_SOLARIS32) #define SANITIZER_INTERCEPT_PWRITE64 (SI_GLIBC || SI_SOLARIS32) #define SANITIZER_INTERCEPT_READV SI_POSIX #define SANITIZER_INTERCEPT_WRITEV SI_POSIX #define SANITIZER_INTERCEPT_PREADV \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_PWRITEV \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_PREADV64 SI_GLIBC #define SANITIZER_INTERCEPT_PWRITEV64 SI_GLIBC #define SANITIZER_INTERCEPT_PRCTL SI_LINUX #define SANITIZER_INTERCEPT_LOCALTIME_AND_FRIENDS SI_POSIX #define SANITIZER_INTERCEPT_STRPTIME SI_POSIX #define SANITIZER_INTERCEPT_SCANF SI_POSIX #define SANITIZER_INTERCEPT_ISOC99_SCANF SI_GLIBC #ifndef SANITIZER_INTERCEPT_PRINTF #define SANITIZER_INTERCEPT_PRINTF SI_POSIX #define SANITIZER_INTERCEPT_PRINTF_L (SI_FREEBSD || SI_NETBSD) #define SANITIZER_INTERCEPT_ISOC99_PRINTF SI_GLIBC #endif #define SANITIZER_INTERCEPT___PRINTF_CHK \ (SANITIZER_INTERCEPT_PRINTF && SI_GLIBC) #define SANITIZER_INTERCEPT_FREXP SI_NOT_FUCHSIA #define SANITIZER_INTERCEPT_FREXPF_FREXPL SI_POSIX #define SANITIZER_INTERCEPT_GETPWNAM_AND_FRIENDS SI_POSIX #define SANITIZER_INTERCEPT_GETPWNAM_R_AND_FRIENDS \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_GETPWENT \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_FGETGRENT_R (SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_FGETPWENT SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_GETPWENT_R \ (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_FGETPWENT_R (SI_FREEBSD || SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_SETPWENT \ (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_CLOCK_GETTIME \ (SI_FREEBSD || SI_NETBSD || SI_LINUX || SI_SOLARIS) #define SANITIZER_INTERCEPT_CLOCK_GETCPUCLOCKID \ (SI_LINUX || SI_FREEBSD || SI_NETBSD) #define SANITIZER_INTERCEPT_GETITIMER SI_POSIX #define SANITIZER_INTERCEPT_TIME SI_POSIX #define SANITIZER_INTERCEPT_GLOB (SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_GLOB64 SI_GLIBC #define SANITIZER_INTERCEPT___B64_TO SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_DN_COMP_EXPAND SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_POSIX_SPAWN SI_POSIX #define SANITIZER_INTERCEPT_WAIT SI_POSIX #define SANITIZER_INTERCEPT_INET SI_POSIX #define SANITIZER_INTERCEPT_PTHREAD_GETSCHEDPARAM SI_POSIX #define SANITIZER_INTERCEPT_GETADDRINFO SI_POSIX #define SANITIZER_INTERCEPT_GETNAMEINFO SI_POSIX #define SANITIZER_INTERCEPT_GETSOCKNAME SI_POSIX #define SANITIZER_INTERCEPT_GETHOSTBYNAME SI_POSIX #define SANITIZER_INTERCEPT_GETHOSTBYNAME2 SI_POSIX && !SI_SOLARIS #define SANITIZER_INTERCEPT_GETHOSTBYNAME_R \ (SI_FREEBSD || SI_LINUX || SI_SOLARIS) #define SANITIZER_INTERCEPT_GETHOSTBYNAME2_R \ (SI_FREEBSD || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_GETHOSTBYADDR_R \ (SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_GETHOSTENT_R (SI_FREEBSD || SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_GETSOCKOPT SI_POSIX #define SANITIZER_INTERCEPT_ACCEPT SI_POSIX #define SANITIZER_INTERCEPT_ACCEPT4 \ (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_PACCEPT SI_NETBSD #define SANITIZER_INTERCEPT_MODF SI_POSIX #define SANITIZER_INTERCEPT_RECVMSG SI_POSIX #define SANITIZER_INTERCEPT_SENDMSG SI_POSIX #define SANITIZER_INTERCEPT_RECVMMSG SI_LINUX #define SANITIZER_INTERCEPT_SENDMMSG SI_LINUX #define SANITIZER_INTERCEPT_SYSMSG SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_GETPEERNAME SI_POSIX #define SANITIZER_INTERCEPT_IOCTL SI_POSIX #define SANITIZER_INTERCEPT_INET_ATON SI_POSIX #define SANITIZER_INTERCEPT_SYSINFO SI_LINUX #define SANITIZER_INTERCEPT_READDIR SI_POSIX #define SANITIZER_INTERCEPT_READDIR64 SI_GLIBC || SI_SOLARIS32 #if SI_LINUX_NOT_ANDROID && \ (defined(__i386) || defined(__x86_64) || defined(__mips64) || \ defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \ defined(__s390__) || defined(__loongarch__) || SANITIZER_RISCV64) #define SANITIZER_INTERCEPT_PTRACE 1 #else #define SANITIZER_INTERCEPT_PTRACE 0 #endif #define SANITIZER_INTERCEPT_SETLOCALE SI_POSIX #define SANITIZER_INTERCEPT_GETCWD SI_POSIX #define SANITIZER_INTERCEPT_GET_CURRENT_DIR_NAME SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_STRTOIMAX SI_POSIX #define SANITIZER_INTERCEPT_MBSTOWCS SI_POSIX #define SANITIZER_INTERCEPT_MBSNRTOWCS \ (SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_WCSTOMBS SI_POSIX #define SANITIZER_INTERCEPT_STRXFRM SI_POSIX #define SANITIZER_INTERCEPT___STRXFRM_L SI_LINUX #define SANITIZER_INTERCEPT_WCSXFRM SI_POSIX #define SANITIZER_INTERCEPT___WCSXFRM_L SI_LINUX #define SANITIZER_INTERCEPT_WCSNRTOMBS \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_WCRTOMB \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_WCTOMB \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_TCGETATTR SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_REALPATH SI_POSIX #define SANITIZER_INTERCEPT_CANONICALIZE_FILE_NAME (SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_CONFSTR \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_SCHED_GETAFFINITY \ (SI_LINUX_NOT_ANDROID || SI_FREEBSD) #define SANITIZER_INTERCEPT_SCHED_GETPARAM SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_STRERROR SI_POSIX #define SANITIZER_INTERCEPT_STRERROR_R SI_POSIX #define SANITIZER_INTERCEPT_XPG_STRERROR_R SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_SCANDIR \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_SCANDIR64 SI_GLIBC || SI_SOLARIS32 #define SANITIZER_INTERCEPT_GETGROUPS SI_POSIX #define SANITIZER_INTERCEPT_POLL SI_POSIX #define SANITIZER_INTERCEPT_PPOLL SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_WORDEXP \ (SI_FREEBSD || SI_NETBSD || (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID || \ SI_SOLARIS) #define SANITIZER_INTERCEPT_SIGWAIT SI_POSIX #define SANITIZER_INTERCEPT_SIGWAITINFO SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_SIGTIMEDWAIT SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_SIGSETOPS \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_SIGSET_LOGICOPS SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_SIGPENDING SI_POSIX #define SANITIZER_INTERCEPT_SIGPROCMASK SI_POSIX #define SANITIZER_INTERCEPT_PTHREAD_SIGMASK SI_POSIX #define SANITIZER_INTERCEPT_BACKTRACE \ (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_GETMNTENT SI_LINUX #define SANITIZER_INTERCEPT_GETMNTENT_R SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_STATFS \ (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_STATFS64 SI_GLIBC && SANITIZER_HAS_STATFS64 #define SANITIZER_INTERCEPT_STATVFS \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_STATVFS64 SI_GLIBC #define SANITIZER_INTERCEPT_INITGROUPS SI_POSIX #define SANITIZER_INTERCEPT_ETHER_NTOA_ATON SI_POSIX #define SANITIZER_INTERCEPT_ETHER_HOST \ (SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_ETHER_R (SI_FREEBSD || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_SHMCTL \ (((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && SANITIZER_WORDSIZE == 64) || \ SI_NETBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_RANDOM_R SI_GLIBC #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET SI_POSIX #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETINHERITSCHED \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETAFFINITY_NP SI_GLIBC #define SANITIZER_INTERCEPT_PTHREAD_GETAFFINITY_NP \ (SI_LINUX_NOT_ANDROID || SI_FREEBSD) #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET_SCHED SI_POSIX #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPSHARED \ (SI_POSIX && !SI_NETBSD) #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETTYPE SI_POSIX #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPROTOCOL \ (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPRIOCEILING \ (SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST \ (SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST_NP SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETPSHARED \ (SI_POSIX && !SI_NETBSD) #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETKIND_NP SI_GLIBC #define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETPSHARED (SI_POSIX && !SI_NETBSD) #define SANITIZER_INTERCEPT_PTHREAD_CONDATTR_GETCLOCK \ (SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_BARRIERATTR_GETPSHARED \ (SI_LINUX_NOT_ANDROID && !SI_NETBSD) #define SANITIZER_INTERCEPT_TRYJOIN SI_GLIBC #define SANITIZER_INTERCEPT_TIMEDJOIN SI_GLIBC #define SANITIZER_INTERCEPT_THR_EXIT SI_FREEBSD #define SANITIZER_INTERCEPT_TMPNAM SI_POSIX #define SANITIZER_INTERCEPT_TMPNAM_R (SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTSNAME SI_LINUX #define SANITIZER_INTERCEPT_PTSNAME_R SI_LINUX #define SANITIZER_INTERCEPT_TTYNAME SI_POSIX #define SANITIZER_INTERCEPT_TTYNAME_R SI_POSIX #define SANITIZER_INTERCEPT_TEMPNAM SI_POSIX #define SANITIZER_INTERCEPT_SINCOS SI_LINUX || SI_SOLARIS #define SANITIZER_INTERCEPT_REMQUO SI_POSIX #define SANITIZER_INTERCEPT_REMQUOL (SI_POSIX && !SI_NETBSD) #define SANITIZER_INTERCEPT_LGAMMA SI_POSIX #define SANITIZER_INTERCEPT_LGAMMAL (SI_POSIX && !SI_NETBSD) #define SANITIZER_INTERCEPT_LGAMMA_R (SI_FREEBSD || SI_LINUX || SI_SOLARIS) #define SANITIZER_INTERCEPT_LGAMMAL_R SI_LINUX_NOT_ANDROID || SI_SOLARIS #define SANITIZER_INTERCEPT_DRAND48_R SI_GLIBC #define SANITIZER_INTERCEPT_RAND_R \ (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_ICONV \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT_TIMES SI_POSIX // FIXME: getline seems to be available on OSX 10.7 #define SANITIZER_INTERCEPT_GETLINE \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_SOLARIS) #define SANITIZER_INTERCEPT__EXIT \ (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_MAC || SI_SOLARIS) #define SANITIZER_INTERCEPT___LIBC_MUTEX SI_NETBSD #define SANITIZER_INTERCEPT_PTHREAD_SETNAME_NP \ (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_GETNAME_NP \ (SI_FREEBSD || SI_NETBSD || SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_TLS_GET_ADDR \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID) #define SANITIZER_INTERCEPT_LISTXATTR SI_LINUX #define SANITIZER_INTERCEPT_GETXATTR SI_LINUX #define SANITIZER_INTERCEPT_GETRESID SI_LINUX #define SANITIZER_INTERCEPT_GETIFADDRS \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) #define SANITIZER_INTERCEPT_IF_INDEXTONAME \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) #define SANITIZER_INTERCEPT_CAPGET SI_LINUX_NOT_ANDROID #if SI_LINUX && defined(__arm__) #define SANITIZER_INTERCEPT_AEABI_MEM 1 #else #define SANITIZER_INTERCEPT_AEABI_MEM 0 #endif #define SANITIZER_INTERCEPT___BZERO SI_MAC || SI_GLIBC #define SANITIZER_INTERCEPT_BZERO SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_FTIME (!SI_FREEBSD && !SI_NETBSD && SI_POSIX) #define SANITIZER_INTERCEPT_XDR (SI_GLIBC || SI_SOLARIS) #define SANITIZER_INTERCEPT_XDRREC SI_GLIBC #define SANITIZER_INTERCEPT_TSEARCH \ (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_LIBIO_INTERNALS SI_GLIBC #define SANITIZER_INTERCEPT_FOPEN SI_POSIX #define SANITIZER_INTERCEPT_FOPEN64 (SI_GLIBC || SI_SOLARIS32) #define SANITIZER_INTERCEPT_OPEN_MEMSTREAM \ (SI_LINUX_NOT_ANDROID || SI_NETBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_OBSTACK SI_GLIBC #define SANITIZER_INTERCEPT_FFLUSH SI_POSIX #define SANITIZER_INTERCEPT_FCLOSE SI_POSIX #ifndef SANITIZER_INTERCEPT_DLOPEN_DLCLOSE #define SANITIZER_INTERCEPT_DLOPEN_DLCLOSE \ (SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC || SI_SOLARIS) #endif #define SANITIZER_INTERCEPT_GETPASS \ (SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD) #define SANITIZER_INTERCEPT_TIMERFD SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_MLOCKX SI_POSIX #define SANITIZER_INTERCEPT_FOPENCOOKIE SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_SEM \ (SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_PTHREAD_SETCANCEL SI_POSIX #define SANITIZER_INTERCEPT_MINCORE \ (SI_LINUX || SI_NETBSD || SI_FREEBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_PROCESS_VM_READV SI_LINUX #define SANITIZER_INTERCEPT_CTERMID \ (SI_LINUX || SI_MAC || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_CTERMID_R (SI_MAC || SI_FREEBSD || SI_SOLARIS) #define SANITIZER_INTERCEPTOR_HOOKS \ (SI_LINUX || SI_MAC || SI_WINDOWS || SI_FREEBSD || SI_NETBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_RECV_RECVFROM SI_POSIX #define SANITIZER_INTERCEPT_SEND_SENDTO SI_POSIX #define SANITIZER_INTERCEPT_EVENTFD_READ_WRITE (SI_LINUX || SI_FREEBSD) #define SI_STAT_LINUX (SI_LINUX && __GLIBC_PREREQ(2, 33)) #define SANITIZER_INTERCEPT_STAT \ (SI_FREEBSD || SI_MAC || SI_ANDROID || SI_NETBSD || SI_SOLARIS || \ SI_STAT_LINUX) #define SANITIZER_INTERCEPT_STAT64 SI_STAT_LINUX && SANITIZER_HAS_STAT64 #define SANITIZER_INTERCEPT_LSTAT (SI_NETBSD || SI_FREEBSD || SI_STAT_LINUX) #define SANITIZER_INTERCEPT___XSTAT \ ((!SANITIZER_INTERCEPT_STAT && SI_POSIX) || SI_STAT_LINUX) #define SANITIZER_INTERCEPT___XSTAT64 SI_GLIBC #define SANITIZER_INTERCEPT___LXSTAT SANITIZER_INTERCEPT___XSTAT #define SANITIZER_INTERCEPT___LXSTAT64 SI_GLIBC #define SANITIZER_INTERCEPT_UTMP \ (SI_POSIX && !SI_MAC && !SI_FREEBSD && !SI_NETBSD) #define SANITIZER_INTERCEPT_UTMPX \ (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD) #define SANITIZER_INTERCEPT_GETLOADAVG \ (SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD) #define SANITIZER_INTERCEPT_MMAP SI_POSIX #define SANITIZER_INTERCEPT_MMAP64 SI_GLIBC || SI_SOLARIS #define SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO (SI_GLIBC || SI_ANDROID) #define SANITIZER_INTERCEPT_MEMALIGN (!SI_FREEBSD && !SI_MAC && !SI_NETBSD) #define SANITIZER_INTERCEPT___LIBC_MEMALIGN SI_GLIBC #define SANITIZER_INTERCEPT_PVALLOC (SI_GLIBC || SI_ANDROID) #define SANITIZER_INTERCEPT_CFREE (SI_GLIBC && !SANITIZER_RISCV64) #define SANITIZER_INTERCEPT_REALLOCARRAY SI_POSIX #define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC) #define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE (!SI_MAC && !SI_NETBSD) #define SANITIZER_INTERCEPT_MCHECK_MPROBE SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_WCSLEN 1 #define SANITIZER_INTERCEPT_WCSCAT SI_POSIX #define SANITIZER_INTERCEPT_WCSDUP SI_POSIX #define SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION (!SI_WINDOWS && SI_NOT_FUCHSIA) #define SANITIZER_INTERCEPT_BSD_SIGNAL SI_ANDROID #define SANITIZER_INTERCEPT_ACCT (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_USER_FROM_UID SI_NETBSD #define SANITIZER_INTERCEPT_UID_FROM_USER SI_NETBSD #define SANITIZER_INTERCEPT_GROUP_FROM_GID SI_NETBSD #define SANITIZER_INTERCEPT_GID_FROM_GROUP SI_NETBSD #define SANITIZER_INTERCEPT_ACCESS (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_FACCESSAT (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_GETGROUPLIST \ (SI_NETBSD || SI_FREEBSD || SI_LINUX) #define SANITIZER_INTERCEPT_STRLCPY \ (SI_NETBSD || SI_FREEBSD || SI_MAC || SI_ANDROID) #define SANITIZER_INTERCEPT_NAME_TO_HANDLE_AT SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_OPEN_BY_HANDLE_AT SI_LINUX_NOT_ANDROID #define SANITIZER_INTERCEPT_READLINK SI_POSIX #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101000 #define SI_MAC_DEPLOYMENT_BELOW_10_10 1 #else #define SI_MAC_DEPLOYMENT_BELOW_10_10 0 #endif #define SANITIZER_INTERCEPT_READLINKAT \ (SI_POSIX && !SI_MAC_DEPLOYMENT_BELOW_10_10) #define SANITIZER_INTERCEPT_DEVNAME (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_DEVNAME_R (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_FGETLN (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_STRMODE (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_TTYENT (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_TTYENTPATH SI_NETBSD #define SANITIZER_INTERCEPT_PROTOENT (SI_LINUX || SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_PROTOENT_R SI_GLIBC #define SANITIZER_INTERCEPT_NETENT (SI_LINUX || SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_SETVBUF \ (SI_NETBSD || SI_FREEBSD || SI_LINUX || SI_MAC) #define SANITIZER_INTERCEPT_GETMNTINFO (SI_NETBSD || SI_FREEBSD || SI_MAC) #define SANITIZER_INTERCEPT_MI_VECTOR_HASH SI_NETBSD #define SANITIZER_INTERCEPT_GETVFSSTAT SI_NETBSD #define SANITIZER_INTERCEPT_REGEX (SI_NETBSD || SI_FREEBSD || SI_LINUX) #define SANITIZER_INTERCEPT_REGEXSUB SI_NETBSD #define SANITIZER_INTERCEPT_FTS (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_SYSCTL (SI_NETBSD || SI_FREEBSD || SI_MAC) #define SANITIZER_INTERCEPT_ASYSCTL SI_NETBSD #define SANITIZER_INTERCEPT_SYSCTLGETMIBINFO SI_NETBSD #define SANITIZER_INTERCEPT_NL_LANGINFO (SI_NETBSD || SI_FREEBSD || SI_MAC) #define SANITIZER_INTERCEPT_MODCTL SI_NETBSD #define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD #define SANITIZER_INTERCEPT_STRTONUM (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_FPARSELN (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_STATVFS1 SI_NETBSD #define SANITIZER_INTERCEPT_STRTOI SI_NETBSD #define SANITIZER_INTERCEPT_CAPSICUM SI_FREEBSD #define SANITIZER_INTERCEPT_SHA1 SI_NETBSD #define SANITIZER_INTERCEPT_MD4 SI_NETBSD #define SANITIZER_INTERCEPT_RMD160 SI_NETBSD #define SANITIZER_INTERCEPT_FSEEK (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_MD2 SI_NETBSD #define SANITIZER_INTERCEPT_CDB SI_NETBSD #define SANITIZER_INTERCEPT_VIS (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_POPEN SI_POSIX #define SANITIZER_INTERCEPT_POPENVE SI_NETBSD #define SANITIZER_INTERCEPT_PCLOSE SI_POSIX #define SANITIZER_INTERCEPT_FUNOPEN (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_FUNOPEN2 SI_NETBSD #define SANITIZER_INTERCEPT_GETFSENT (SI_FREEBSD || SI_NETBSD || SI_MAC) #define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD || SI_MAC) #define SANITIZER_INTERCEPT_FDEVNAME SI_FREEBSD #define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID) #define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD) #define SANITIZER_INTERCEPT_GETRANDOM \ ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD #define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD #define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD #define SANITIZER_INTERCEPT_GETENTROPY \ ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD || SI_SOLARIS) #define SANITIZER_INTERCEPT_QSORT \ (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) #define SANITIZER_INTERCEPT_QSORT_R SI_GLIBC #define SANITIZER_INTERCEPT_BSEARCH \ (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) // sigaltstack on i386 macOS cannot be intercepted due to setjmp() // calling it and assuming that it does not clobber registers. #define SANITIZER_INTERCEPT_SIGALTSTACK \ (SI_POSIX && !(SANITIZER_APPLE && SANITIZER_I386)) #define SANITIZER_INTERCEPT_UNAME (SI_POSIX && !SI_FREEBSD) #define SANITIZER_INTERCEPT___XUNAME SI_FREEBSD #define SANITIZER_INTERCEPT_FLOPEN SI_FREEBSD #define SANITIZER_INTERCEPT_PROCCTL SI_FREEBSD #define SANITIZER_INTERCEPT_ARGP_PARSE SI_GLIBC #define SANITIZER_INTERCEPT_CPUSET_GETAFFINITY SI_FREEBSD // FIXME: also available from musl 1.2.5 #define SANITIZER_INTERCEPT_PREADV2 (SI_LINUX && __GLIBC_PREREQ(2, 26)) #define SANITIZER_INTERCEPT_PWRITEV2 (SI_LINUX && __GLIBC_PREREQ(2, 26)) // This macro gives a way for downstream users to override the above // interceptor macros irrespective of the platform they are on. They have // to do two things: // 1. Build compiler-rt with -DSANITIZER_OVERRIDE_INTERCEPTORS. // 2. Provide a header file named sanitizer_intercept_overriders.h in the // include path for their compiler-rt build. // An example of an overrider for strlen interceptor that one can list in // sanitizer_intercept_overriders.h is as follows: // // #ifdef SANITIZER_INTERCEPT_STRLEN // #undef SANITIZER_INTERCEPT_STRLEN // #define SANITIZER_INTERCEPT_STRLEN // #endif // // This "feature" is useful for downstream users who do not want some of // their libc funtions to be intercepted. They can selectively disable // interception of those functions. #ifdef SANITIZER_OVERRIDE_INTERCEPTORS #include #endif #endif // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H