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Diffstat (limited to 'libasan/interception/interception_linux.cc')
-rw-r--r-- | libasan/interception/interception_linux.cc | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/libasan/interception/interception_linux.cc b/libasan/interception/interception_linux.cc new file mode 100644 index 00000000000..4929a7fce49 --- /dev/null +++ b/libasan/interception/interception_linux.cc @@ -0,0 +1,28 @@ +//===-- 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. +//===----------------------------------------------------------------------===// + +#ifdef __linux__ +#include "interception.h" + +#include <stddef.h> // for NULL +#include <dlfcn.h> // for dlsym + +namespace __interception { +bool GetRealFunctionAddress(const char *func_name, uptr *func_addr, + uptr real, uptr wrapper) { + *func_addr = (uptr)dlsym(RTLD_NEXT, func_name); + return real == wrapper; +} +} // namespace __interception + + +#endif // __linux__ |