forked from premiere/premiere-libtorrent
104 lines
3.2 KiB
C++
104 lines
3.2 KiB
C++
/*
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Copyright (c) 2003-2013, 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_PEER_ALLOCATOR_HPP_INCLUDED
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#define TORRENT_PEER_ALLOCATOR_HPP_INCLUDED
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#include "libtorrent/config.hpp"
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#include "libtorrent/torrent_peer.hpp"
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#include "aux_/disable_warnings_push.hpp"
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#include <boost/pool/pool.hpp>
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#include "aux_/disable_warnings_pop.hpp"
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namespace libtorrent
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{
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struct torrent_peer_allocator_interface
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{
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enum peer_type_t
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{
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ipv4_peer_type,
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ipv6_peer_type,
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i2p_peer_type
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};
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virtual torrent_peer* allocate_peer_entry(int type) = 0;
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virtual void free_peer_entry(torrent_peer* p) = 0;
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protected:
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~torrent_peer_allocator_interface() {}
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};
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struct TORRENT_EXTRA_EXPORT torrent_peer_allocator TORRENT_FINAL
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: torrent_peer_allocator_interface
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{
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torrent_peer_allocator();
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torrent_peer* allocate_peer_entry(int type);
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void free_peer_entry(torrent_peer* p);
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boost::uint64_t total_bytes() const { return m_total_bytes; }
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boost::uint64_t total_allocations() const { return m_total_allocations; }
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int live_bytes() const { return m_live_bytes; }
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int live_allocations() const { return m_live_allocations; }
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private:
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// this is a shared pool where torrent_peer objects
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// are allocated. It's a pool since we're likely
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// to have tens of thousands of peers, and a pool
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// saves significant overhead
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boost::pool<> m_ipv4_peer_pool;
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#if TORRENT_USE_IPV6
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boost::pool<> m_ipv6_peer_pool;
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#endif
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#if TORRENT_USE_I2P
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boost::pool<> m_i2p_peer_pool;
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#endif
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// the total number of bytes allocated (cumulative)
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boost::uint64_t m_total_bytes;
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// the total number of allocations (cumulative)
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boost::uint64_t m_total_allocations;
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// the number of currently live bytes
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int m_live_bytes;
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// the number of currently live allocations
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int m_live_allocations;
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};
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}
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#endif
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