byte[] buf = this.txn_buf;
        this.txn_buf = null;
        return buf;
    }


    /**
     * @return the subCommand
     */
    public final byte getSubCommand () {
        return this.subCommand;
    }


    /**
     * @param subCommand
     *            the subCommand to set
     */
    public final void setSubCommand ( byte subCommand ) {

                break;
            case ServerMessageBlock.SMB_COM_TRANSACTION:
            case ServerMessageBlock.SMB_COM_TRANSACTION2:
                switch ( ( (SmbComTransaction) request ).getSubCommand() & 0xFF ) {
                case SmbComTransaction.NET_SHARE_ENUM:
                case SmbComTransaction.NET_SERVER_ENUM2:
                case SmbComTransaction.NET_SERVER_ENUM3: