101 lines
3.3 KiB
C++
101 lines
3.3 KiB
C++
/*
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Copyright (c) 2016, Arvid Norberg, Alden Torres
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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 LIBTORRENT_AUX_PORTMAP_HPP_INCLUDED
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#define LIBTORRENT_AUX_PORTMAP_HPP_INCLUDED
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#include "libtorrent/config.hpp"
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#include "libtorrent/portmap.hpp"
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#include "libtorrent/address.hpp"
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#include "libtorrent/time.hpp"
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#include "libtorrent/error_code.hpp"
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namespace libtorrent {
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namespace aux {
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enum class portmap_action : std::uint8_t
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{
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none, add, del
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};
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struct TORRENT_EXTRA_EXPORT portmap_callback
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{
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// int: port-mapping index
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// address: external address as queried from router
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// int: external port
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// int: protocol (UDP, TCP)
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// error_code: error, an empty error means success
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// int: transport is 0 for NAT-PMP and 1 for UPnP
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virtual void on_port_mapping(port_mapping_t mapping, address const& ip, int port
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, portmap_protocol proto, error_code const& ec, portmap_transport transport) = 0;
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#ifndef TORRENT_DISABLE_LOGGING
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virtual bool should_log_portmap(portmap_transport transport) const = 0;
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virtual void log_portmap(portmap_transport transport, char const* msg) const = 0;
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#endif
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protected:
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~portmap_callback() {}
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};
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struct base_mapping
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{
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// the time the port mapping will expire
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time_point expires;
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portmap_action act = portmap_action::none;
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// the external (on the NAT router) port
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// for the mapping. This is the port we
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// should announce to others
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int external_port = 0;
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portmap_protocol protocol = portmap_protocol::none;
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};
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inline char const* to_string(portmap_protocol const p)
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{
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return p == portmap_protocol::udp ? "UDP" : "TCP";
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}
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inline char const* to_string(portmap_action const act)
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{
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switch (act)
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{
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case portmap_action::none: return "none";
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case portmap_action::add: return "add";
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case portmap_action::del: return "delete";
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}
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return "";
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}
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}}
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#endif // LIBTORRENT_AUX_PORTMAP_HPP_INCLUDED
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