Phy802_11PlcpHeader* plcp = (Phy802_11PlcpHeader*)MESSAGE_ReturnPacket(packet);
    M802_11ShortControlFrame* m80211hdr = (M802_11ShortControlFrame*) ((char*)MESSAGE_ReturnPacket(packet) + sizeof(Phy802_11PlcpHeader));
    switch (m80211hdr->frameType) {
        case M802_11_RTS: {
            //
            // Write your own code
            //
            break;
        }
        case M802_11_CTS: {
            //
            // Write your own code
            //
            break;
        }
        default: {
            //
            // Write your own code
            //
            break;
        }
    }