57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
/*
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Copyright (c) 2003-2018, 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 TORRENT_REQUEST_BLOCKS_HPP_INCLUDED
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#define TORRENT_REQUEST_BLOCKS_HPP_INCLUDED
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#include "libtorrent/peer_info.hpp"
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namespace libtorrent {
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class torrent;
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class peer_connection;
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// returns false if the piece picker was not invoked, because
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// of an early exit condition. In this case, the stats counter
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// shouldn't be incremented, since it won't use any significant
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// amount of CPU
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bool request_a_block(torrent& t, peer_connection& c);
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// returns the rank of a peer's source. We have an affinity
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// to connecting to peers with higher rank. This is to avoid
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// problems when our peer list is diluted by stale peers from
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// the resume data for instance
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int source_rank(peer_source_flags_t source_bitmask);
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}
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#endif
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