mirror of
https://github.com/matrix-construct/construct
synced 2024-09-11 02:59:13 +02:00
70 lines
2.6 KiB
C++
70 lines
2.6 KiB
C++
/*
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* Copyright (C) 2017 Charybdis Development Team
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* Copyright (C) 2017 Jason Volk <jason@zemos.net>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice is present in all copies.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* 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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#pragma once
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#define HAVE_IRCD_NET_SOCK_OPTS_H
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namespace ircd::net
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{
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struct sock_opts;
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bool blocking(const socket &);
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bool nodelay(const socket &);
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bool keepalive(const socket &);
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time_t linger(const socket &);
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size_t read_bufsz(const socket &);
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size_t write_bufsz(const socket &);
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size_t read_lowat(const socket &);
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size_t write_lowat(const socket &);
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void blocking(socket &, const bool &);
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void nodelay(socket &, const bool &);
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void keepalive(socket &, const bool &);
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void linger(socket &, const time_t &); // -1 is OFF; >= 0 is ON
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void read_bufsz(socket &, const size_t &bytes);
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void write_bufsz(socket &, const size_t &bytes);
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void read_lowat(socket &, const size_t &bytes);
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void write_lowat(socket &, const size_t &bytes);
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void set(socket &, const sock_opts &);
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}
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/// Socket options convenience aggregate. This structure allows observation
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/// or manipulation of socket options all together. Pass an active socket to
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/// the constructor to observe all options. Use net::set(socket, sock_opts) to
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/// set all non-ignored options.
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struct ircd::net::sock_opts
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{
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/// Magic value to not set this option on a set() pass.
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static constexpr int8_t IGN { std::numeric_limits<int8_t>::min() };
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int8_t blocking { IGN }; // Simulates blocking behavior
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int8_t nodelay { IGN };
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int8_t keepalive { IGN };
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time_t linger { IGN }; // -1 is OFF; >= 0 is ON
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ssize_t read_bufsz { IGN };
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ssize_t write_bufsz { IGN };
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ssize_t read_lowat { IGN };
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ssize_t write_lowat { IGN };
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sock_opts(const socket &); // Get options from socket
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sock_opts() = default;
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};
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