Example #1
0
BOOL WINAPI DllMain(HINSTANCE hinst, DWORD dwReason, LPVOID reserved)
{
    LONG error;
    (void)hinst;
    (void)reserved;

    if (DetourIsHelperProcess()) {
        return TRUE;
    }

    if (dwReason == DLL_PROCESS_ATTACH) {
        DetourRestoreAfterWith();

        printf("slept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
               " Starting.\n");
        PVOID pbExeEntry = DetourGetEntryPoint(NULL);
        PVOID pbDllEntry = DetourGetEntryPoint(hinst);
        printf("slept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
               " ExeEntry=%p, DllEntry=%p\n", pbExeEntry, pbDllEntry);

        Verify("SleepEx", (PVOID)SleepEx);
        printf("\n");
        fflush(stdout);

        DetourTransactionBegin();
        DetourUpdateThread(GetCurrentThread());
        DetourAttach(&(PVOID&)TrueSleepEx, TimedSleepEx);
        error = DetourTransactionCommit();

        if (error == NO_ERROR) {
            printf("slept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
                   " Detoured SleepEx() @ %p.\n", TrueSleepEx);
        }
        else {
            printf("slept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
                   " Error detouring SleepEx(): %d\n", error);
        }
    }
    else if (dwReason == DLL_PROCESS_DETACH) {
        DetourTransactionBegin();
        DetourUpdateThread(GetCurrentThread());
        DetourDetach(&(PVOID&)TrueSleepEx, TimedSleepEx);
        error = DetourTransactionCommit();
        printf("slept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
               " Removed SleepEx() detour (%d), slept %d ticks.\n", error, dwSlept);
        fflush(stdout);
    }
    return TRUE;
}
Example #2
0
BOOL WINAPI DllMain(HINSTANCE hinst, DWORD dwReason, LPVOID reserved)
{
    LONG error;
    (void)hinst;
    (void)reserved;

    if (DetourIsHelperProcess()) {
        return TRUE;
    }

    if (dwReason == DLL_PROCESS_ATTACH) {
        DetourRestoreAfterWith();

        printf("dslept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
               " Starting.\n");
        Verify("SleepEx", (PVOID)SleepEx);
        printf("\n");
        fflush(stdout);

        // NB: DllMain can't call LoadLibrary, so we hook the app entry point.
        TrueEntryPoint = (int (WINAPI *)(VOID))DetourGetEntryPoint(NULL);
        RawEntryPoint = TrueEntryPoint;

        Verify("EntryPoint", RawEntryPoint);

        DetourTransactionBegin();
        DetourUpdateThread(GetCurrentThread());
        DetourAttach(&(PVOID&)TrueEntryPoint, TimedEntryPoint);
        error = DetourTransactionCommit();

        Verify("EntryPoint after attach", RawEntryPoint);
        Verify("EntryPoint trampoline", TrueEntryPoint);

        if (error == NO_ERROR) {
            printf("dslept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
                   " Detoured EntryPoint().\n");
        }
        else {
            printf("dslept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
                   " Error detouring EntryPoint(): %d\n", error);
        }
    }
    else if (dwReason == DLL_PROCESS_DETACH) {
        DetourTransactionBegin();
        DetourUpdateThread(GetCurrentThread());
        if (TrueSleepEx != NULL) {
            DetourDetach(&(PVOID&)TrueSleepEx, (PVOID)TimedSleepEx);
        }
        DetourDetach(&(PVOID&)TrueEntryPoint, TimedEntryPoint);
        error = DetourTransactionCommit();

        printf("dslept" DETOURS_STRINGIFY(DETOURS_BITS) ".dll: "
               " Removed Sleep() detours (%d), slept %d ticks.\n", error, dwSlept);

        fflush(stdout);
    }
    return TRUE;
}
Example #3
0
int WINAPI WinMain(HINSTANCE hinst, HINSTANCE hprev, LPSTR lpszCmdLine, int nCmdShow)
{
    (void)hprev;
    (void)hinst;
    (void)lpszCmdLine;
    (void)nCmdShow;
    
	HINSTANCE hInst = LoadLibrary("user32.dll");
	printf("Loaded: user32.dll: %08lx\n", hInst);

	PBYTE pbEntry = DetourGetEntryPoint(hInst);
	(VOID) new BasicBlockLink(pbEntry, "user32.dll");
	
	DetourEnumerateExports(hInst, NULL, ExportCallback);
	
	for (BasicBlockLink *pLink = BasicBlockLink::GetHead();
		 pLink; pLink = pLink->Next()) {
		
		TestDetourCopyInstruction(pLink->m_pbEntry, pLink->m_pszName);
	}
	return 0;
}
Example #4
0
int WINAPI WinMain(HINSTANCE hinst, HINSTANCE hprev, LPSTR lpszCmdLine, int nCmdShow)
{
    (void)hprev;
    (void)hinst;
    (void)lpszCmdLine;
    (void)nCmdShow;

#ifdef DETOURS_IA64
#error Feature not supported in this release.































































































#endif // DETOURS_IA64

#if defined(DETOURS_X64) || defined(DETOURS_X86)
    // First we check the pre-canned TestCodes from disasm.asm
    //
    PBYTE pbBegin = (PBYTE)DetourCodeFromPointer(TestCodes, NULL);
    printf("%p:\n", pbBegin);
    for (PBYTE pbTest = pbBegin;;) {
        if (pbTest[0] != 0xcc) {    // int 3
            printf("%08x  ", pbTest - pbBegin);
            DumpMemoryFragment(pbTest, 8, 8);
            printf("\n");
            printf("failed on last.\n");
            return 1;
        }
        pbTest++;

        if (pbTest[0] == 0x70 || pbTest[0] == 0x71) {
            printf("[%p]:\n", pbTest);
        }
        BYTE rbDst[128];
        PVOID pbDstPool = (PVOID)(rbDst + sizeof(rbDst));
        LONG lExtra = 0;
        PVOID pbTarget = NULL;
        PBYTE pbNext = (PBYTE)DetourCopyInstruction(rbDst, &pbDstPool, pbTest,
                                                    &pbTarget, &lExtra);

        LONG cbTest = (LONG)(pbNext - pbTest);

        printf("%08x  ", pbTest - pbBegin);
        DumpMemoryFragment(pbTest, cbTest, 12);
        printf("[%16p] ", pbTarget);
        DumpMemoryFragment(rbDst, cbTest + lExtra, 11);
        printf("\n");

        if (pbTest[cbTest] != 0xcc) {
            printf("failed!\n");
            return 1;
        }

        pbTest += cbTest;

        if (pbTest[0] == 0xcc && pbTest[1] == 0xcc) {
            break;
        }
    }

#if 0
    // Then we check all of the code we can find in user32.dll
    //
    HINSTANCE hInst = LoadLibrary("user32.dll");
    printf("Loaded: user32.dll: %p\n", hInst);

    s_pbBegin = (PBYTE)hInst;
    s_pbLimit = s_pbBegin + DetourGetModuleSize(hInst);

    PBYTE pbEntry = DetourGetEntryPoint(hInst);
    (VOID) new BasicBlockLink(pbEntry, "user32.dll");

    DetourEnumerateExports(hInst, NULL, ExportCallback);

    ULONG nIns = 0;
    for (BasicBlockLink *pLink = BasicBlockLink::GetListHead();
         pLink; pLink = pLink->Next()) {

        nIns += TestDetourCopyInstruction(pLink->m_pbEntry, pLink->m_pszName);
        if (nIns > 100000) {
            break;
        }
    }
    printf("Disassembled %d instructions.\n", nIns);
#endif
#endif // DETOURS_X86 || DETOURS_X64

#ifdef DETOURS_ARM
#error Feature not supported in this release.

































































































#endif // DETOURS_ARM

    return 0;
}