72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
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#include <Windows.h>
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#pragma warning (disable : 4996)
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LPVOID dsoundcreate;// = 0;
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HMODULE(WINAPI* ____LoadLibraryA)(LPCSTR Path);
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FARPROC(WINAPI* ____GetProcAddress)(HMODULE Module, LPCSTR Name);
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DWORD(WINAPI* ____GetCurrentDirectoryA)(DWORD nBufferLength, LPSTR lpBuffer);
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void(__cdecl* ____memset)(LPVOID Dst, int Val, size_t Len);// = (void(__cdecl*)(LPVOID Dst, int Val, size_t Len))0x004D82C0;
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DWORD(WINAPI* ____GetSystemDirectoryA)(LPSTR, DWORD);
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__declspec(naked) HRESULT WINAPI DirectSoundCreate(LPVOID lpGuid, LPVOID* ppDS, LPVOID pUnkOuter)
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{
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__asm
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{
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jmp dsoundcreate
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}
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}
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BOOL WINAPI DllMain(HINSTANCE hInstDll, DWORD fdwReason, LPVOID lpReserved)
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{
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if (fdwReason == DLL_PROCESS_ATTACH)
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{
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dsoundcreate = 0;
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____LoadLibraryA = (HMODULE(WINAPI *)(LPCSTR))0x0049F77C;
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____GetProcAddress = (FARPROC(WINAPI *)(HMODULE Module, LPCSTR Name))0x0049F776;
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____GetCurrentDirectoryA = (DWORD(WINAPI *)(DWORD nBufferLength, LPSTR lpBuffer))0x004FB18E;
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____memset = (void(__cdecl*)(LPVOID Dst, int Val, size_t Len))0x004D82C0;
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HMODULE kernel32module = ____LoadLibraryA("kernel32.dll");
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____GetSystemDirectoryA = (DWORD(WINAPI*)(LPSTR, DWORD))____GetProcAddress(kernel32module, "GetSystemDirectoryA");
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char lpBuffer[MAX_PATH];
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char destBuffer[MAX_PATH];
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DWORD index;
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HMODULE dsound;
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index = ____GetSystemDirectoryA(lpBuffer, MAX_PATH);
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strcpy(destBuffer, lpBuffer);
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strcpy(destBuffer + index, "\\dsound.dll"); // is char ptr so we're safe with addition
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dsound = ____LoadLibraryA(destBuffer);
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if(dsound)
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dsoundcreate = (LPVOID)____GetProcAddress(dsound, MAKEINTRESOURCEA(1));
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____memset(lpBuffer, 0, MAX_PATH);
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____memset(destBuffer, 0, MAX_PATH);
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index = ____GetCurrentDirectoryA(MAX_PATH, lpBuffer);
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strcpy(destBuffer, lpBuffer);
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strcpy(destBuffer + index, "\\Patch5.dll"); // is char ptr so we're safe with addition
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____LoadLibraryA(destBuffer);
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____memset(lpBuffer, 0, MAX_PATH);
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____memset(destBuffer, 0, MAX_PATH);
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index = ____GetCurrentDirectoryA(MAX_PATH, lpBuffer);
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strcpy(destBuffer, lpBuffer);
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strcpy(destBuffer + index, "\\Fixes.dll"); // is char ptr so we're safe with addition
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____LoadLibraryA(destBuffer);
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}
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return TRUE;
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}
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