forked from premiere/premiere-libtorrent
84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
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/*
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Copyright (c) 2018, Arvid Norberg, Magnus Jonsson
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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_SET_SOCKET_BUFFER_HPP
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#define TORRENT_SET_SOCKET_BUFFER_HPP
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#include "libtorrent/aux_/session_settings.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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template <class Socket>
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void set_socket_buffer_size(Socket& s, session_settings const& sett, error_code& ec)
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{
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int const snd_size = sett.get_int(settings_pack::send_socket_buffer_size);
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if (snd_size)
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{
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typename Socket::send_buffer_size prev_option;
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s.get_option(prev_option, ec);
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if (!ec && prev_option.value() != snd_size)
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{
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typename Socket::send_buffer_size option(snd_size);
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s.set_option(option, ec);
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if (ec)
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{
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// restore previous value
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s.set_option(prev_option, ec);
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return;
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}
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}
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}
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int const recv_size = sett.get_int(settings_pack::recv_socket_buffer_size);
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if (recv_size)
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{
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typename Socket::receive_buffer_size prev_option;
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s.get_option(prev_option, ec);
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if (!ec && prev_option.value() != recv_size)
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{
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typename Socket::receive_buffer_size option(recv_size);
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s.set_option(option, ec);
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if (ec)
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{
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// restore previous value
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s.set_option(prev_option, ec);
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return;
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}
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}
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}
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}
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}}
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#endif
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