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i_decoder.hpp
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/*
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Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
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This file is part of libzmq, the ZeroMQ core engine in C++.
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libzmq is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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As a special exception, the Contributors give you permission to link
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this library with independent modules to produce an executable,
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regardless of the license terms of these independent modules, and to
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copy and distribute the resulting executable under terms of your choice,
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provided that you also meet, for each linked independent module, the
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terms and conditions of the license of that module. An independent
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module is a module which is not derived from or based on this library.
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If you modify this library, you must extend this exception to your
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version of the library.
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libzmq is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ZMQ_I_DECODER_HPP_INCLUDED__
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#define __ZMQ_I_DECODER_HPP_INCLUDED__
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#include "
stdint.hpp
"
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namespace
zmq
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{
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class
msg_t;
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// Interface to be implemented by message decoder.
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class
i_decoder
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{
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public
:
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virtual
~i_decoder
() {}
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virtual
void
get_buffer
(
unsigned
char
**data_,
size_t
*size_) = 0;
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virtual
void
resize_buffer
(
size_t
) = 0;
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// Decodes data pointed to by data_.
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// When a message is decoded, 1 is returned.
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// When the decoder needs more data, 0 is returned.
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// On error, -1 is returned and errno is set accordingly.
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virtual
int
decode
(
const
unsigned
char
*data_,
size_t
size_,
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size_t
&processed) = 0;
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virtual
msg_t
*
msg
() = 0;
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};
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}
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#endif
zmq::msg_t
Definition:
msg.hpp:55
zmq::i_decoder::msg
virtual msg_t * msg()=0
zmq::i_decoder::~i_decoder
virtual ~i_decoder()
Definition:
i_decoder.hpp:45
stdint.hpp
zmq::i_decoder::get_buffer
virtual void get_buffer(unsigned char **data_, size_t *size_)=0
zmq::i_decoder::decode
virtual int decode(const unsigned char *data_, size_t size_, size_t &processed)=0
zmq::i_decoder
Definition:
i_decoder.hpp:42
zmq::i_decoder::resize_buffer
virtual void resize_buffer(size_t)=0
zmq
Definition:
address.hpp:35
zeromq
libzmq
src
i_decoder.hpp
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