133 lines
3.5 KiB
C++
133 lines
3.5 KiB
C++
/*
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Copyright (c) 2010-2018, 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_UNION_ENDPOINT_HPP_INCLUDED
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#define TORRENT_UNION_ENDPOINT_HPP_INCLUDED
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#include "libtorrent/socket.hpp"
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#include "libtorrent/address.hpp"
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namespace libtorrent {
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TORRENT_IPV6_NAMESPACE
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struct union_address
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{
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union_address() { *this = address(); }
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explicit union_address(address const& a) { *this = a; }
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union_address& operator=(address const& a)
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{
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#if TORRENT_USE_IPV6
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v4 = a.is_v4();
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if (v4)
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addr.v4 = a.to_v4().to_bytes();
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else
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addr.v6 = a.to_v6().to_bytes();
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#else
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addr.v4 = a.to_v4().to_bytes();
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#endif
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return *this;
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}
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bool operator==(union_address const& rh) const
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{
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#if TORRENT_USE_IPV6
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if (v4 != rh.v4) return false;
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if (v4)
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return addr.v4 == rh.addr.v4;
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else
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return addr.v6 == rh.addr.v6;
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#else
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return addr.v4 == rh.addr.v4;
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#endif
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}
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bool operator!=(union_address const& rh) const
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{
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return !(*this == rh);
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}
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operator address() const
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{
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#if TORRENT_USE_IPV6
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if (v4) return address(address_v4(addr.v4));
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else return address(address_v6(addr.v6));
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#else
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return address(address_v4(addr.v4));
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#endif
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}
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union addr_t
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{
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address_v4::bytes_type v4;
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#if TORRENT_USE_IPV6
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address_v6::bytes_type v6;
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#endif
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} addr;
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#if TORRENT_USE_IPV6
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bool v4:1;
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#endif
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};
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struct union_endpoint
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{
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explicit union_endpoint(tcp::endpoint const& ep) { *this = ep; }
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explicit union_endpoint(udp::endpoint const& ep) { *this = ep; }
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union_endpoint() { *this = tcp::endpoint(); }
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union_endpoint& operator=(udp::endpoint const& ep)
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{
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addr = ep.address();
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port = ep.port();
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return *this;
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}
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operator udp::endpoint() const { return udp::endpoint(addr, port); }
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union_endpoint& operator=(tcp::endpoint const& ep)
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{
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addr = ep.address();
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port = ep.port();
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return *this;
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}
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libtorrent::address address() const { return addr; }
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operator tcp::endpoint() const { return tcp::endpoint(addr, port); }
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union_address addr;
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std::uint16_t port;
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};
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TORRENT_IPV6_NAMESPACE_END
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}
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#endif
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