diff options
author | Luca Muscariello <lumuscar+fdio@cisco.com> | 2017-02-25 23:42:31 +0100 |
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committer | Luca Muscariello <lumuscar+fdio@cisco.com> | 2017-02-25 23:42:31 +0100 |
commit | 05c1a838c881ea502888659848d8792843b28718 (patch) | |
tree | cf0b05b58bd725a1eb6c80325ba986c63dea42aa /websocketpp/message_buffer/alloc.hpp | |
parent | 9b30fc10fb1cbebe651e5a107e8ca5b24de54675 (diff) |
Initial commit: video player - viper
Change-Id: Id5aa33598ce34659bad4a7a9ae5006bfb84f9bd1
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
Diffstat (limited to 'websocketpp/message_buffer/alloc.hpp')
-rw-r--r-- | websocketpp/message_buffer/alloc.hpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/websocketpp/message_buffer/alloc.hpp b/websocketpp/message_buffer/alloc.hpp new file mode 100644 index 00000000..75d89766 --- /dev/null +++ b/websocketpp/message_buffer/alloc.hpp @@ -0,0 +1,105 @@ +/* + * 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 |