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Diffstat (limited to 'libsanitizer/interception/interception_linux.cc')
-rw-r--r-- | libsanitizer/interception/interception_linux.cc | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/libsanitizer/interception/interception_linux.cc b/libsanitizer/interception/interception_linux.cc deleted file mode 100644 index 781b77e46fd..00000000000 --- a/libsanitizer/interception/interception_linux.cc +++ /dev/null @@ -1,53 +0,0 @@ -//===-- interception_linux.cc -----------------------------------*- C++ -*-===// -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file is a part of AddressSanitizer, an address sanity checker. -// -// Linux-specific interception methods. -//===----------------------------------------------------------------------===// - -#include "interception.h" - -#if SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_NETBSD || \ - SANITIZER_OPENBSD || SANITIZER_SOLARIS - -#include <dlfcn.h> // for dlsym() and dlvsym() - -#if SANITIZER_NETBSD -#include "sanitizer_common/sanitizer_libc.h" -#endif - -namespace __interception { -bool GetRealFunctionAddress(const char *func_name, uptr *func_addr, - uptr real, uptr wrapper) { -#if SANITIZER_NETBSD - // XXX: Find a better way to handle renames - if (internal_strcmp(func_name, "sigaction") == 0) func_name = "__sigaction14"; -#endif - *func_addr = (uptr)dlsym(RTLD_NEXT, func_name); - if (!*func_addr) { - // If the lookup using RTLD_NEXT failed, the sanitizer runtime library is - // later in the library search order than the DSO that we are trying to - // intercept, which means that we cannot intercept this function. We still - // want the address of the real definition, though, so look it up using - // RTLD_DEFAULT. - *func_addr = (uptr)dlsym(RTLD_DEFAULT, func_name); - } - return real == wrapper; -} - -// Android and Solaris do not have dlvsym -#if !SANITIZER_ANDROID && !SANITIZER_SOLARIS && !SANITIZER_OPENBSD -void *GetFuncAddrVer(const char *func_name, const char *ver) { - return dlvsym(RTLD_NEXT, func_name, ver); -} -#endif // !SANITIZER_ANDROID - -} // namespace __interception - -#endif // SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_NETBSD || - // SANITIZER_OPENBSD || SANITIZER_SOLARIS |