1 //===-- interception_linux.h ------------------------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file is a part of AddressSanitizer, an address sanity checker. 11 // 12 // Linux-specific interception methods. 13 //===----------------------------------------------------------------------===// 14 15 #ifdef __linux__ 16 17 #if !defined(INCLUDED_FROM_INTERCEPTION_LIB) 18 # error "interception_linux.h should be included from interception library only" 19 #endif 20 21 #ifndef INTERCEPTION_LINUX_H 22 #define INTERCEPTION_LINUX_H 23 24 namespace __interception { 25 // returns true if a function with the given name was found. 26 bool GetRealFunctionAddress(const char *func_name, uptr *func_addr, 27 uptr real, uptr wrapper); 28 } // namespace __interception 29 30 #define INTERCEPT_FUNCTION_LINUX(func) \ 31 ::__interception::GetRealFunctionAddress( \ 32 #func, (::__interception::uptr*)&REAL(func), \ 33 (::__interception::uptr)&(func), \ 34 (::__interception::uptr)&WRAP(func)) 35 36 #endif // INTERCEPTION_LINUX_H 37 #endif // __linux__ 38