43 lines
1.5 KiB
C++
43 lines
1.5 KiB
C++
//===-- interception_linux.h ------------------------------------*- 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__
|
|
|
|
#if !defined(INCLUDED_FROM_INTERCEPTION_LIB)
|
|
# error "interception_linux.h should be included from interception library only"
|
|
#endif
|
|
|
|
#ifndef INTERCEPTION_LINUX_H
|
|
#define INTERCEPTION_LINUX_H
|
|
|
|
namespace __interception {
|
|
// returns true if a function with the given name was found.
|
|
bool GetRealFunctionAddress(const char *func_name, uptr *func_addr,
|
|
uptr real, uptr wrapper);
|
|
void *GetFuncAddrVer(const char *func_name, const char *ver);
|
|
} // namespace __interception
|
|
|
|
#define INTERCEPT_FUNCTION_LINUX(func) \
|
|
::__interception::GetRealFunctionAddress( \
|
|
#func, (::__interception::uptr*)&REAL(func), \
|
|
(::__interception::uptr)&(func), \
|
|
(::__interception::uptr)&WRAP(func))
|
|
|
|
#if !defined(__ANDROID__) // android does not have dlvsym
|
|
#define INTERCEPT_FUNCTION_VER(func, symver) \
|
|
::__interception::real_##func = (func##_f)(unsigned long) \
|
|
::__interception::GetFuncAddrVer(#func, #symver)
|
|
#endif // !defined(__ANDROID__)
|
|
|
|
#endif // INTERCEPTION_LINUX_H
|
|
#endif // __linux__
|