/***

mockcpp is a C/C++ mock framework.

Copyright [2008] [Darwin Yuan <[email protected]>]

[Chen Guodong <[email protected]>]

Licensed under the Apache License, Version 2.0 (the "License");

you may not use this file except in compliance with the License.

You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an "AS IS" BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License.

***/

#include <Windows.h>

#include <mockcpp/CodeModifier.h>

MOCKCPP_NS_START

bool CodeModifier::modify(void *dest, const void *src, size_t size)

{

DWORD dwOldProtect(0);

DWORD dwReadWrite(PAGE_EXECUTE_READWRITE); // modify code segment must use PAGE_EXECUTE_READWRITE.

BOOL bRet = TRUE;

bRet = ::VirtualProtect(dest, size, dwReadWrite, &dwOldProtect);

bRet = bRet &&

::WriteProcessMemory( ::GetCurrentProcess(), dest, src, size, NULL );

bRet = bRet &&

::VirtualProtect(dest, size, dwOldProtect, &dwReadWrite);

return (bRet == TRUE);

}

MOCKCPP_NS_END