BAPS3 Command structure

static const int PROTOCOL_VERSION = 3;

/**
 * Lists all possible commands.
 * @todo work out what commands are actually needed
 */
enum CommandType {
    BAPS_HANDSHAKE, ///< Initialiser command.
    BAPS_NULL,      ///< Null command, shouldn't be used.
};

/**
 * Stuff to send.
 * @todo think of better documentation for this
 */
template <class TsendType>
class Command {
    CommandType cmd_type;
    TsendType to_send;

    /* Psuedocode */
    bool Send()
    {
        sendbytes(PROTOCOLVERSION);
        sendbytes(cmd_type);
        sendbytes(sizeof(to_send));
        sendbytes(to_send);
    }
};