1 //===-- interception_linux.h ------------------------------------*- C++ -*-===// 2 // 3 // This file is distributed under the University of Illinois Open Source 4 // License. See LICENSE.TXT for details. 5 // 6 //===----------------------------------------------------------------------===// 7 // 8 // This file is a part of AddressSanitizer, an address sanity checker. 9 // 10 // Windows-specific interception methods. 11 //===----------------------------------------------------------------------===// 12 13 #ifdef _WIN32 14 15 #if !defined(INCLUDED_FROM_INTERCEPTION_LIB) 16 # error "interception_win.h should be included from interception library only" 17 #endif 18 19 #ifndef INTERCEPTION_WIN_H 20 #define INTERCEPTION_WIN_H 21 22 namespace __interception { 23 // returns true if a function with the given name was found. 24 bool GetRealFunctionAddress(const char *func_name, uptr *func_addr); 25 26 // returns true if the old function existed, false on failure. 27 bool OverrideFunction(uptr old_func, uptr new_func, uptr *orig_old_func); 28 } // namespace __interception 29 30 #if defined(_DLL) 31 # define INTERCEPT_FUNCTION_WIN(func) \ 32 ::__interception::GetRealFunctionAddress( \ 33 #func, (::__interception::uptr*)&REAL(func)) 34 #else 35 # define INTERCEPT_FUNCTION_WIN(func) \ 36 ::__interception::OverrideFunction( \ 37 (::__interception::uptr)func, \ 38 (::__interception::uptr)WRAP(func), \ 39 (::__interception::uptr*)&REAL(func)) 40 #endif 41 42 #endif // INTERCEPTION_WIN_H 43 #endif // _WIN32 44