From 6be4b0143793ab5ceebc5d9d6bbe5c2f1333a0d2 Mon Sep 17 00:00:00 2001 From: Martin Sustrik Date: Fri, 21 Aug 2009 14:29:22 +0200 Subject: session management implemented --- src/msg_content.hpp | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 src/msg_content.hpp (limited to 'src/msg_content.hpp') diff --git a/src/msg_content.hpp b/src/msg_content.hpp new file mode 100644 index 0000000..b468746 --- /dev/null +++ b/src/msg_content.hpp @@ -0,0 +1,50 @@ +/* + Copyright (c) 2007-2009 FastMQ Inc. + + This file is part of 0MQ. + + 0MQ is free software; you can redistribute it and/or modify it under + the terms of the Lesser GNU 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 + Lesser GNU General Public License for more details. + + You should have received a copy of the Lesser GNU General Public License + along with this program. If not, see . +*/ + +#ifndef __ZMQ_MSG_HPP_INCLUDE__ +#define __ZMQ_MSG_HPP_INCLUDE__ + +#include + +#include "../include/zmq.h" + +#include "atomic_counter.hpp" + +namespace zmq +{ + + // Shared message buffer. Message data are either allocated in one + // continuous block along with this structure - thus avoiding one + // malloc/free pair or they are stored in used-supplied memory. + // In the latter case, ffn member stores pointer to the function to be + // used to deallocate the data. If the buffer is actually shared (there + // are at least 2 references to it) refcount member contains number of + // references. + + struct msg_content_t + { + void *data; + size_t size; + zmq_free_fn *ffn; + zmq::atomic_counter_t refcnt; + }; + +} + +#endif -- cgit v1.2.3