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// Windows-specific interception methods. 13//===----------------------------------------------------------------------===// 14 15#ifdef _WIN32 16 17#if !defined(INCLUDED_FROM_INTERCEPTION_LIB) 18# error "interception_win.h should be included from interception library only" 19#endif 20 21#ifndef INTERCEPTION_WIN_H 22#define INTERCEPTION_WIN_H 23 24namespace __interception { 25// returns true if a function with the given name was found. 26bool GetRealFunctionAddress(const char *func_name, uptr *func_addr); 27 28// returns true if the old function existed, false on failure. 29bool OverrideFunction(uptr old_func, uptr new_func, uptr *orig_old_func); 30} // namespace __interception 31 32#if defined(_DLL) 33# define INTERCEPT_FUNCTION_WIN(func) \ 34 ::__interception::GetRealFunctionAddress( \ 35 #func, (::__interception::uptr*)&REAL(func)) 36#else 37# define INTERCEPT_FUNCTION_WIN(func) \ 38 ::__interception::OverrideFunction( \ 39 (::__interception::uptr)func, \ 40 (::__interception::uptr)WRAP(func), \ 41 (::__interception::uptr*)&REAL(func)) 42#endif 43 44#endif // INTERCEPTION_WIN_H 45#endif // _WIN32 46