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0e88c146af
Tested on linux32 (ubuntu 10.10) and win32 (windows XP SP3). git-svn-id: svn://ultimatepp.org/upp/trunk@3264 f0d560ea-af0d-0410-9eb7-867de7ffcac7
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
/*
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Copyright (c) 2007-2010 iMatix Corporation
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This file is part of 0MQ.
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0MQ 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 as published by
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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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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public 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_MSG_HPP_INCLUDE__
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#define __ZMQ_MSG_HPP_INCLUDE__
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#include <stddef.h>
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#include "../include/zmq.h"
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#include "atomic_counter.hpp"
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namespace zmq
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{
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// Shared message buffer. Message data are either allocated in one
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// continuous block along with this structure - thus avoiding one
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// malloc/free pair or they are stored in used-supplied memory.
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// In the latter case, ffn member stores pointer to the function to be
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// used to deallocate the data. If the buffer is actually shared (there
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// are at least 2 references to it) refcount member contains number of
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// references.
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struct msg_content_t
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{
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void *data;
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size_t size;
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zmq_free_fn *ffn;
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void *hint;
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zmq::atomic_counter_t refcnt;
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};
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}
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#endif
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