75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
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//////////////////////////////////////////////////////////////////////////////
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//
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// Module: ogldet.dll
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//
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// This DLL is based on the sample simple.dll. A detour is inserted for
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// the OpenGL glFinish function.
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//
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#include <stdio.h>
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#include <windows.h>
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#include <GL/gl.h>
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#include "detours.h"
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static void (WINAPI * trueGlFinish)(void) = glFinish;
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void WINAPI hookedGlFinish(void)
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{
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printf("ogldet" DETOURS_STRINGIFY(DETOURS_BITS) ".dll:"
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" hookedGlFinish Starting.\n");
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fflush(stdout);
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trueGlFinish();
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printf("ogldet" DETOURS_STRINGIFY(DETOURS_BITS) ".dll:"
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" hookedGlFinish done.\n");
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fflush(stdout);
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}
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BOOL WINAPI DllMain(HINSTANCE hinst, DWORD dwReason, LPVOID reserved)
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{
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LONG error;
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(void)hinst;
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(void)reserved;
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if (DetourIsHelperProcess()) {
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return TRUE;
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}
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if (dwReason == DLL_PROCESS_ATTACH) {
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DetourRestoreAfterWith();
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printf("ogldet" DETOURS_STRINGIFY(DETOURS_BITS) ".dll:"
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" Starting.\n");
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fflush(stdout);
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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DetourAttach(&(PVOID&)trueGlFinish, hookedGlFinish);
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error = DetourTransactionCommit();
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if (error == NO_ERROR) {
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printf("ogldet" DETOURS_STRINGIFY(DETOURS_BITS) ".dll:"
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" Detoured glFinish().\n");
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}
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else {
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printf("ogldet" DETOURS_STRINGIFY(DETOURS_BITS) ".dll:"
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" Error detouring glFinish(): %d\n", error);
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}
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}
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else if (dwReason == DLL_PROCESS_DETACH) {
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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DetourDetach(&(PVOID&)trueGlFinish, hookedGlFinish);
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error = DetourTransactionCommit();
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printf("ogldet" DETOURS_STRINGIFY(DETOURS_BITS) ".dll:"
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" Removed detour glFinish() (result=%d)\n", error);
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fflush(stdout);
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}
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return TRUE;
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}
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//
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///////////////////////////////////////////////////////////////// End of File.
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