2015-03-16 05:38:28 +01:00
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/*
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2018-04-09 09:04:33 +02:00
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Copyright (c) 2006-2018, Arvid Norberg
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2015-03-16 05:38:28 +01:00
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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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#include "libtorrent/kademlia/node_entry.hpp"
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#include "libtorrent/aux_/time.hpp" // for aux::time_now()
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2017-04-12 19:00:57 +02:00
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namespace libtorrent { namespace dht {
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2015-03-16 05:38:28 +01:00
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2016-09-25 04:20:20 +02:00
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node_entry::node_entry(node_id const& id_, udp::endpoint const& ep
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2015-03-16 05:38:28 +01:00
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, int roundtriptime
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, bool pinged)
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: last_queried(pinged ? aux::time_now() : min_time())
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, id(id_)
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2015-08-17 01:21:10 +02:00
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, endpoint(ep)
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2015-03-16 05:38:28 +01:00
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, rtt(roundtriptime & 0xffff)
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, timeout_count(pinged ? 0 : 0xff)
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{
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2015-05-16 21:29:49 +02:00
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#ifndef TORRENT_DISABLE_LOGGING
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2015-03-16 05:38:28 +01:00
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first_seen = aux::time_now();
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#endif
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}
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2016-09-25 04:20:20 +02:00
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node_entry::node_entry(udp::endpoint const& ep)
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2015-03-16 05:38:28 +01:00
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: last_queried(min_time())
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2016-07-09 22:26:26 +02:00
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, id(nullptr)
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2015-08-17 01:21:10 +02:00
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, endpoint(ep)
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2015-03-16 05:38:28 +01:00
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, rtt(0xffff)
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, timeout_count(0xff)
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{
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2015-05-16 21:29:49 +02:00
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#ifndef TORRENT_DISABLE_LOGGING
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2015-03-16 05:38:28 +01:00
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first_seen = aux::time_now();
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#endif
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}
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node_entry::node_entry()
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: last_queried(min_time())
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2016-07-09 22:26:26 +02:00
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, id(nullptr)
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2015-03-16 05:38:28 +01:00
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, rtt(0xffff)
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, timeout_count(0xff)
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{
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2015-05-16 21:29:49 +02:00
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#ifndef TORRENT_DISABLE_LOGGING
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2015-03-16 05:38:28 +01:00
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first_seen = aux::time_now();
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#endif
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}
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2016-01-01 15:21:07 +01:00
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2017-11-12 00:50:24 +01:00
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void node_entry::update_rtt(int const new_rtt)
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2015-03-16 05:38:28 +01:00
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{
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TORRENT_ASSERT(new_rtt <= 0xffff);
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TORRENT_ASSERT(new_rtt >= 0);
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if (new_rtt == 0xffff) return;
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2016-11-25 17:17:25 +01:00
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if (rtt == 0xffff) rtt = std::uint16_t(new_rtt);
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else rtt = std::uint16_t(int(rtt) * 2 / 3 + new_rtt / 3);
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2015-03-16 05:38:28 +01:00
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}
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}}
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