113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
/*
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Copyright (c) 2006-2016, Arvid Norberg & Daniel Wallin
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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 LIBTORRENT_GET_PEERS_HPP
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#define LIBTORRENT_GET_PEERS_HPP
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#include <libtorrent/kademlia/find_data.hpp>
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namespace libtorrent { namespace dht {
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struct get_peers : find_data
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{
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typedef std::function<void(std::vector<tcp::endpoint> const&)> data_callback;
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void got_peers(std::vector<tcp::endpoint> const& peers);
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get_peers(node& dht_node, node_id const& target
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, data_callback const& dcallback
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, nodes_callback const& ncallback
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, bool noseeds);
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char const* name() const override;
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protected:
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bool invoke(observer_ptr o) override;
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observer_ptr new_observer(udp::endpoint const& ep
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, node_id const& id) override;
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data_callback m_data_callback;
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bool m_noseeds;
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};
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struct obfuscated_get_peers : get_peers
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{
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typedef get_peers::nodes_callback done_callback;
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obfuscated_get_peers(node& dht_node, node_id const& target
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, data_callback const& dcallback
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, nodes_callback const& ncallback
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, bool noseeds);
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char const* name() const override;
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protected:
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observer_ptr new_observer(udp::endpoint const& ep,
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node_id const& id) override;
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bool invoke(observer_ptr o) override;
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void done() override;
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private:
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// when set to false, we no longer obfuscate
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// the target hash, and send regular get_peers
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bool m_obfuscated;
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};
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struct get_peers_observer : find_data_observer
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{
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get_peers_observer(
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std::shared_ptr<traversal_algorithm> const& algorithm
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, udp::endpoint const& ep, node_id const& id)
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: find_data_observer(algorithm, ep, id)
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{}
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void reply(msg const&) override;
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#ifndef TORRENT_DISABLE_LOGGING
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private:
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void log_peers(msg const& m, bdecode_node const& r, int const size) const;
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#endif
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};
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struct obfuscated_get_peers_observer : traversal_observer
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{
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obfuscated_get_peers_observer(
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std::shared_ptr<traversal_algorithm> const& algorithm
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, udp::endpoint const& ep, node_id const& id)
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: traversal_observer(algorithm, ep, id)
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{}
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void reply(msg const&) override;
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};
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} } // namespace libtorrent::dht
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#endif // LIBTORRENT_GET_PEERS_HPP
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