103 lines
3.4 KiB
C++
103 lines
3.4 KiB
C++
/*
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Copyright (c) 2020, 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_KEEP_ALIVE_HPP_INCLUDED
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#define TORRENT_KEEP_ALIVE_HPP_INCLUDED
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#if !defined _WIN32
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#include "libtorrent/config.hpp"
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#include <netinet/in.h> // for IPPROTO_TCP
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namespace libtorrent {
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namespace aux {
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#if defined TCP_KEEPIDLE
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#define TORRENT_HAS_KEEPALIVE_IDLE
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struct tcp_keepalive_idle
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{
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explicit tcp_keepalive_idle(int seconds): m_value(seconds) {}
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template<class Protocol>
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int level(Protocol const&) const { return IPPROTO_TCP; }
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template<class Protocol>
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int name(Protocol const&) const { return TCP_KEEPIDLE; }
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template<class Protocol>
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char const* data(Protocol const&) const { return reinterpret_cast<char const*>(&m_value); }
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template<class Protocol>
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size_t size(Protocol const&) const { return sizeof(m_value); }
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private:
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int m_value;
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};
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#elif defined TCP_KEEPALIVE
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#define TORRENT_HAS_KEEPALIVE_IDLE
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struct tcp_keepalive_idle
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{
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explicit tcp_keepalive_idle(int seconds): m_value(seconds) {}
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template<class Protocol>
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int level(Protocol const&) const { return IPPROTO_TCP; }
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template<class Protocol>
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int name(Protocol const&) const { return TCP_KEEPALIVE; }
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template<class Protocol>
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char const* data(Protocol const&) const { return reinterpret_cast<char const*>(&m_value); }
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template<class Protocol>
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size_t size(Protocol const&) const { return sizeof(m_value); }
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private:
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int m_value;
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};
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#endif
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#ifdef TCP_KEEPINTVL
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#define TORRENT_HAS_KEEPALIVE_INTERVAL
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struct tcp_keepalive_interval
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{
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explicit tcp_keepalive_interval(int seconds): m_value(seconds) {}
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template<class Protocol>
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int level(Protocol const&) const { return IPPROTO_TCP; }
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template<class Protocol>
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int name(Protocol const&) const { return TCP_KEEPINTVL; }
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template<class Protocol>
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char const* data(Protocol const&) const { return reinterpret_cast<char const*>(&m_value); }
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template<class Protocol>
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size_t size(Protocol const&) const { return sizeof(m_value); }
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private:
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int m_value;
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};
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#endif
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}
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}
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#endif // _WIN32
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#endif
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