b667dd7017
2019-08-14 Martin Liska <mliska@suse.cz> PR sanitizer/89832 PR sanitizer/91325 * All source files: Merge from upstream 368656. From-SVN: r274426
84 lines
3.4 KiB
C++
84 lines
3.4 KiB
C++
//===-- interception_linux.h ------------------------------------*- C++ -*-===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file is a part of AddressSanitizer, an address sanity checker.
|
|
//
|
|
// Windows-specific interception methods.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#if SANITIZER_WINDOWS
|
|
|
|
#if !defined(INCLUDED_FROM_INTERCEPTION_LIB)
|
|
# error "interception_win.h should be included from interception library only"
|
|
#endif
|
|
|
|
#ifndef INTERCEPTION_WIN_H
|
|
#define INTERCEPTION_WIN_H
|
|
|
|
namespace __interception {
|
|
// All the functions in the OverrideFunction() family return true on success,
|
|
// false on failure (including "couldn't find the function").
|
|
|
|
// Overrides a function by its address.
|
|
bool OverrideFunction(uptr old_func, uptr new_func, uptr *orig_old_func = 0);
|
|
|
|
// Overrides a function in a system DLL or DLL CRT by its exported name.
|
|
bool OverrideFunction(const char *name, uptr new_func, uptr *orig_old_func = 0);
|
|
|
|
// Windows-only replacement for GetProcAddress. Useful for some sanitizers.
|
|
uptr InternalGetProcAddress(void *module, const char *func_name);
|
|
|
|
// Overrides a function only when it is called from a specific DLL. For example,
|
|
// this is used to override calls to HeapAlloc/HeapFree from ucrtbase without
|
|
// affecting other third party libraries.
|
|
bool OverrideImportedFunction(const char *module_to_patch,
|
|
const char *imported_module,
|
|
const char *function_name, uptr new_function,
|
|
uptr *orig_old_func);
|
|
|
|
#if !SANITIZER_WINDOWS64
|
|
// Exposed for unittests
|
|
bool OverrideFunctionWithDetour(
|
|
uptr old_func, uptr new_func, uptr *orig_old_func);
|
|
#endif
|
|
|
|
// Exposed for unittests
|
|
bool OverrideFunctionWithRedirectJump(
|
|
uptr old_func, uptr new_func, uptr *orig_old_func);
|
|
bool OverrideFunctionWithHotPatch(
|
|
uptr old_func, uptr new_func, uptr *orig_old_func);
|
|
bool OverrideFunctionWithTrampoline(
|
|
uptr old_func, uptr new_func, uptr *orig_old_func);
|
|
|
|
// Exposed for unittests
|
|
void TestOnlyReleaseTrampolineRegions();
|
|
|
|
} // namespace __interception
|
|
|
|
#if defined(INTERCEPTION_DYNAMIC_CRT)
|
|
#define INTERCEPT_FUNCTION_WIN(func) \
|
|
::__interception::OverrideFunction(#func, \
|
|
(::__interception::uptr)WRAP(func), \
|
|
(::__interception::uptr *)&REAL(func))
|
|
#else
|
|
#define INTERCEPT_FUNCTION_WIN(func) \
|
|
::__interception::OverrideFunction((::__interception::uptr)func, \
|
|
(::__interception::uptr)WRAP(func), \
|
|
(::__interception::uptr *)&REAL(func))
|
|
#endif
|
|
|
|
#define INTERCEPT_FUNCTION_VER_WIN(func, symver) INTERCEPT_FUNCTION_WIN(func)
|
|
|
|
#define INTERCEPT_FUNCTION_DLLIMPORT(user_dll, provider_dll, func) \
|
|
::__interception::OverrideImportedFunction( \
|
|
user_dll, provider_dll, #func, (::__interception::uptr)WRAP(func), \
|
|
(::__interception::uptr *)&REAL(func))
|
|
|
|
#endif // INTERCEPTION_WIN_H
|
|
#endif // SANITIZER_WINDOWS
|