1*6777b538SAndroid Build Coastguard Worker // Copyright 2017 The Chromium Authors 2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be 3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file. 4*6777b538SAndroid Build Coastguard Worker 5*6777b538SAndroid Build Coastguard Worker #ifndef BASE_WIN_PATCH_UTIL_H_ 6*6777b538SAndroid Build Coastguard Worker #define BASE_WIN_PATCH_UTIL_H_ 7*6777b538SAndroid Build Coastguard Worker 8*6777b538SAndroid Build Coastguard Worker #include <windows.h> 9*6777b538SAndroid Build Coastguard Worker 10*6777b538SAndroid Build Coastguard Worker #include "base/base_export.h" 11*6777b538SAndroid Build Coastguard Worker 12*6777b538SAndroid Build Coastguard Worker namespace base { 13*6777b538SAndroid Build Coastguard Worker namespace win { 14*6777b538SAndroid Build Coastguard Worker namespace internal { 15*6777b538SAndroid Build Coastguard Worker 16*6777b538SAndroid Build Coastguard Worker // Copies |length| bytes from |source| to |destination|, temporarily setting 17*6777b538SAndroid Build Coastguard Worker // |destination| to writable. Returns a Windows error code or NO_ERROR if 18*6777b538SAndroid Build Coastguard Worker // successful. 19*6777b538SAndroid Build Coastguard Worker BASE_EXPORT DWORD ModifyCode(void* destination, 20*6777b538SAndroid Build Coastguard Worker const void* source, 21*6777b538SAndroid Build Coastguard Worker size_t length); 22*6777b538SAndroid Build Coastguard Worker 23*6777b538SAndroid Build Coastguard Worker } // namespace internal 24*6777b538SAndroid Build Coastguard Worker } // namespace win 25*6777b538SAndroid Build Coastguard Worker } // namespace base 26*6777b538SAndroid Build Coastguard Worker 27*6777b538SAndroid Build Coastguard Worker #endif // BASE_WIN_PATCH_UTIL_H_ 28