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/*
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of libzmq, the ZeroMQ core engine in C++.
libzmq is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
As a special exception, the Contributors give you permission to link
this library with independent modules to produce an executable,
regardless of the license terms of these independent modules, and to
copy and distribute the resulting executable under terms of your choice,
provided that you also meet, for each linked independent module, the
terms and conditions of the license of that module. An independent
module is a module which is not derived from or based on this library.
If you modify this library, you must extend this exception to your
version of the library.
libzmq 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ZMQ_V2_DECODER_HPP_INCLUDED__
#define __ZMQ_V2_DECODER_HPP_INCLUDED__
#include "decoder.hpp"
namespace zmq
{
// Decoder for ZMTP/2.x framing protocol. Converts data stream into messages.
class v2_decoder_t : public decoder_base_t <v2_decoder_t>
{
public:
v2_decoder_t (size_t bufsize_, int64_t maxmsgsize_);
virtual ~v2_decoder_t ();
// i_decoder interface.
virtual msg_t *msg () { return &in_progress; }
private:
int flags_ready ();
int one_byte_size_ready ();
int eight_byte_size_ready ();
int message_ready ();
unsigned char tmpbuf [8];
unsigned char msg_flags;
msg_t in_progress;
const int64_t maxmsgsize;
v2_decoder_t (const v2_decoder_t&);
void operator = (const v2_decoder_t&);
};
}
#endif
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