94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
/*
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Copyright (c) 2012-2018, Arvid Norberg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef DHT_OBSERVER_HPP
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#define DHT_OBSERVER_HPP
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#include "libtorrent/config.hpp"
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#include "libtorrent/address.hpp"
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#include "libtorrent/string_view.hpp"
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#include "libtorrent/kademlia/msg.hpp"
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namespace libtorrent {
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class entry;
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namespace aux { struct listen_socket_handle; }
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namespace dht {
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struct TORRENT_EXTRA_EXPORT dht_logger
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{
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#ifndef TORRENT_DISABLE_LOGGING
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enum module_t
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{
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tracker,
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node,
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routing_table,
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rpc_manager,
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traversal
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};
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enum message_direction_t
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{
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incoming_message,
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outgoing_message
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};
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virtual bool should_log(module_t m) const = 0;
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virtual void log(module_t m, char const* fmt, ...) TORRENT_FORMAT(3,4) = 0;
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virtual void log_packet(message_direction_t dir, span<char const> pkt
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, udp::endpoint const& node) = 0;
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#endif
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protected:
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~dht_logger() = default;
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};
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struct TORRENT_EXTRA_EXPORT dht_observer : dht_logger
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{
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virtual void set_external_address(aux::listen_socket_handle const& iface
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, address const& addr, address const& source) = 0;
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virtual void get_peers(sha1_hash const& ih) = 0;
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virtual void outgoing_get_peers(sha1_hash const& target
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, sha1_hash const& sent_target, udp::endpoint const& ep) = 0;
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virtual void announce(sha1_hash const& ih, address const& addr, int port) = 0;
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virtual bool on_dht_request(string_view query
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, dht::msg const& request, entry& response) = 0;
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protected:
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~dht_observer() = default;
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};
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}}
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#endif
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