xref: /aosp_15_r20/external/cronet/base/win/patch_util.h (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
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_
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