1fa7ee12
 Hu Chunming
提交 _GLIBCXX_USE_C...
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/*
* Copyright (c) 2014, Peter Thorson. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the WebSocket++ Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef WEBSOCKETPP_MESSAGE_BUFFER_ALLOC_HPP
#define WEBSOCKETPP_MESSAGE_BUFFER_ALLOC_HPP
#include <websocketpp/common/memory.hpp>
#include <websocketpp/frame.hpp>
namespace websocketpp {
namespace message_buffer {
namespace alloc {
/// A connection message manager that allocates a new message for each
/// request.
template <typename message>
class con_msg_manager
: public lib::enable_shared_from_this<con_msg_manager<message> >
{
public:
typedef con_msg_manager<message> type;
typedef lib::shared_ptr<con_msg_manager> ptr;
typedef lib::weak_ptr<con_msg_manager> weak_ptr;
typedef typename message::ptr message_ptr;
/// Get an empty message buffer
/**
* @return A shared pointer to an empty new message
*/
message_ptr get_message() {
return message_ptr(lib::make_shared<message>(type::shared_from_this()));
}
/// Get a message buffer with specified size and opcode
/**
* @param op The opcode to use
* @param size Minimum size in bytes to request for the message payload.
*
* @return A shared pointer to a new message with specified size.
*/
message_ptr get_message(frame::opcode::value op,size_t size) {
return message_ptr(lib::make_shared<message>(type::shared_from_this(),op,size));
}
/// Recycle a message
/**
* This method shouldn't be called. If it is, return false to indicate an
* error. The rest of the method recycle chain should notice this and free
* the memory.
*
* @param msg The message to be recycled.
*
* @return true if the message was successfully recycled, false otherwse.
*/
bool recycle(message *) {
return false;
}
};
/// An endpoint message manager that allocates a new manager for each
/// connection.
template <typename con_msg_manager>
class endpoint_msg_manager {
public:
typedef typename con_msg_manager::ptr con_msg_man_ptr;
/// Get a pointer to a connection message manager
/**
* @return A pointer to the requested connection message manager.
*/
con_msg_man_ptr get_manager() const {
return con_msg_man_ptr(lib::make_shared<con_msg_manager>());
}
};
} // namespace alloc
} // namespace message_buffer
} // namespace websocketpp
#endif // WEBSOCKETPP_MESSAGE_BUFFER_ALLOC_HPP
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