80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
/*
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Copyright (c) 2017, Arvid Norberg, Alden Torres
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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 TORRENT_SAMPLE_INFOHASHES_HPP
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#define TORRENT_SAMPLE_INFOHASHES_HPP
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#include <vector>
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#include <libtorrent/kademlia/traversal_algorithm.hpp>
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#include <libtorrent/time.hpp>
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namespace libtorrent { namespace dht
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{
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class sample_infohashes final : public traversal_algorithm
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{
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public:
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using data_callback = std::function<void(time_duration
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, int, std::vector<sha1_hash>
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, std::vector<std::pair<sha1_hash, udp::endpoint>>)>;
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sample_infohashes(node& dht_node
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, node_id const& target
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, data_callback const& dcallback);
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virtual char const* name() const override;
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void got_samples(time_duration interval
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, int num, std::vector<sha1_hash> samples
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, std::vector<std::pair<sha1_hash, udp::endpoint>> nodes);
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protected:
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data_callback m_data_callback;
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};
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class sample_infohashes_observer final : public traversal_observer
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{
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public:
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sample_infohashes_observer(std::shared_ptr<traversal_algorithm> const& algorithm
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, udp::endpoint const& ep, node_id const& id);
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virtual void reply(msg const&) override;
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};
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}} // namespace libtorrent::dht
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#endif // TORRENT_SAMPLE_INFOHASHES_HPP
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