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Relicense permission collected from all relevant authors as tallied at: https://github.com/rlenferink/libzmq-relicense/blob/master/checklist.md The relicense grants are collected under RELICENSE/ and will be moved to the above repository in a later commit. Fixes https://github.com/zeromq/libzmq/issues/2376
35 lines
785 B
C++
35 lines
785 B
C++
/* SPDX-License-Identifier: MPL-2.0 */
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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 "macros.hpp"
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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 () ZMQ_DEFAULT;
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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
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decode (const unsigned char *data_, size_t size_, 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
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