47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
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#define MOD_MAJOR_VERSION 1
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#define MOD_MINOR_VERSION 1
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#include "cwmods.h"
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#include <windows.h>
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void* moduleBase;
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void* CWBase(){
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return moduleBase;
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}
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EXPORT void ModPreInitialize(){
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moduleBase = GetModuleHandle(NULL);
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}
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EXPORT int ModMajorVersion(){
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return MOD_MAJOR_VERSION;
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}
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EXPORT int ModMinorVersion(){
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return MOD_MINOR_VERSION;
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}
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void WriteByte(void* location, char val){
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DWORD dwOldProtection;
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VirtualProtect(location, 1, PAGE_EXECUTE_READWRITE, &dwOldProtection);
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*(char*)location = val;
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VirtualProtect(location, 1, dwOldProtection, &dwOldProtection);
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}
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void WriteFarJMP(void* source, void* destination) {
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DWORD dwOldProtection;
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VirtualProtect(source, 14, PAGE_EXECUTE_READWRITE, &dwOldProtection);
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char* location = (char*)source;
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// Far jump
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*((UINT16*)&location[0]) = 0x25FF;
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// mode
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*((UINT32*)&location[2]) = 0x00000000;
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*((UINT64*)&location[6]) = (UINT64)destination;
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VirtualProtect(location, 14, dwOldProtection, &dwOldProtection);
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}
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