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-/*
- Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
-
- This file is part of 0MQ.
-
- 0MQ is free software; you can redistribute it and/or modify it under
- the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- 0MQ 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_I_DECODER_HPP_INCLUDED__
-#define __ZMQ_I_DECODER_HPP_INCLUDED__
-
-#include "stdint.hpp"
-
-namespace zmq
-{
-
- class msg_t;
-
- // Interface to be implemented by message decoder.
-
- class i_decoder
- {
- public:
- virtual ~i_decoder () {}
-
- virtual void get_buffer (unsigned char **data_, size_t *size_) = 0;
-
- // Decodes data pointed to by data_.
- // When a message is decoded, 1 is returned.
- // When the decoder needs more data, 0 is returnd.
- // On error, -1 is returned and errno is set accordingly.
- virtual int decode (const unsigned char *data_, size_t size_,
- size_t &processed) = 0;
-
- virtual msg_t *msg () = 0;
- };
-
-}
-
-#endif