/* Copyright (c) 2007, Arvid Norberg 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 author 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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 TORRENT_LSD_HPP #define TORRENT_LSD_HPP #include "libtorrent/socket.hpp" #include "libtorrent/peer_id.hpp" #include "libtorrent/broadcast_socket.hpp" #include "libtorrent/intrusive_ptr_base.hpp" #include #include #include #include #include #if defined(TORRENT_LOGGING) || defined(TORRENT_VERBOSE_LOGGING) #include #endif namespace libtorrent { typedef boost::function peer_callback_t; class lsd : public intrusive_ptr_base { public: lsd(io_service& ios, address const& listen_interface , peer_callback_t const& cb); ~lsd(); // void rebind(address const& listen_interface); void announce(sha1_hash const& ih, int listen_port); void close(); private: void resend_announce(error_code const& e, std::string msg); void on_announce(udp::endpoint const& from, char* buffer , std::size_t bytes_transferred); // void setup_receive(); peer_callback_t m_callback; // current retry count int m_retry_count; // the udp socket used to send and receive // multicast messages on broadcast_socket m_socket; // used to resend udp packets in case // they time out deadline_timer m_broadcast_timer; bool m_disabled; #if defined(TORRENT_LOGGING) || defined(TORRENT_VERBOSE_LOGGING) std::ofstream m_log; #endif }; } #endif