/* -*- c++ -*- */ /* Copyright 2012 Free Software Foundation, Inc. * * This file is part of GNU Radio * * GNU Radio is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3, or (at your option) * any later version. * * GNU Radio is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Radio; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ #ifndef INCLUDED_DIGITAL_PACKET_HEADERPARSER_B_H #define INCLUDED_DIGITAL_PACKET_HEADERPARSER_B_H #include <gnuradio/digital/api.h> #include <gnuradio/sync_block.h> #include <gnuradio/digital/packet_header_default.h> namespace gr { namespace digital { /*! * \brief Post header metadata as a PMT * \ingroup packet_operators_blk * * \details * In a sense, this is the inverse block to packet_headergenerator_bb. * The difference is, the parsed header is not output as a stream, * but as a PMT dictionary, which is published to message port with * the id "header_data". * * The dictionary consists of the tags created by the header formatter * object. You should be able to use the exact same formatter object * as used on the Tx side in the packet_headergenerator_bb. * * If only a header length is given, this block uses the default header * format. */ class DIGITAL_API packet_headerparser_b : virtual public sync_block { public: typedef boost::shared_ptr<packet_headerparser_b> sptr; /*! * \param header_formatter Header object. This should be the same as used for * packet_headergenerator_bb. */ static sptr make(const gr::digital::packet_header_default::sptr &header_formatter); /*! * \param header_len Number of bytes per header * \param len_tag_key Length Tag Key */ static sptr make(long header_len, const std::string &len_tag_key); }; } // namespace digital } // namespace gr #endif /* INCLUDED_DIGITAL_PACKET_HEADERPARSER_B_H */