internal extern static bool AirpcapGetDriverDecryptionState(/* PAirpcapHandle */ IntPtr AdapterHandle, /* PAirpcapDecryptionState */ out AirPcapDecryptionState PEnable);
internal extern static bool AirpcapSetDecryptionState(/* PAirpcapHandle */ IntPtr AdapterHandle, /* AirpcapDecryptionState */ AirPcapDecryptionState Enable);