mirror of
https://github.com/matrix-construct/construct
synced 2024-11-02 20:09:16 +01:00
138 lines
3.5 KiB
C++
138 lines
3.5 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_HOSTPORT_H
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namespace ircd::net
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{
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struct hostport;
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const uint16_t &port(const hostport &);
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const string_view &host(const hostport &);
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const string_view &service(const hostport &);
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uint16_t &port(hostport &);
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string_view &host(hostport &);
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string_view string(const mutable_buffer &out, const hostport &);
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}
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namespace ircd
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{
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using net::hostport;
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using net::host;
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}
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/// This structure holds a hostname and service or port usually fresh from
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/// user input intended for resolution.
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///
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/// The host can be passed to the constructor as a hostname or hostname:port
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/// string.
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///
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/// The service field is a string which will trigger an SRV query during
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/// resolution and/or be used to figure out the port number. If it is omitted
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/// then the numerical port should be specified directly. If it exists then
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/// the numerical port will only be used as a fallback, and an SRV response
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/// with an alternative port may even override both the host and given
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/// numerical port here.
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///
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struct ircd::net::hostport
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{
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string_view host {"0.0.0.0"};
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string_view service {"matrix"};
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uint16_t port {8448};
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bool operator!() const;
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hostport(const string_view &host, const string_view &service);
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hostport(const string_view &host, const uint16_t &port);
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hostport(const string_view &amalgam);
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hostport() = default;
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friend std::ostream &operator<<(std::ostream &, const hostport &);
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};
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inline
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ircd::net::hostport::hostport(const string_view &host,
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const string_view &service)
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:host{host}
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,service{service}
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{}
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inline
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ircd::net::hostport::hostport(const string_view &host,
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const uint16_t &port)
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:host{host}
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,service{}
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,port{port}
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{}
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inline
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ircd::net::hostport::hostport(const string_view &amalgam)
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:host
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{
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rsplit(amalgam, ':').first
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}
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,service{}
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,port
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{
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amalgam != host? lex_cast<uint16_t>(rsplit(amalgam, ':').second) : uint16_t(0)
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}
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{}
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inline bool
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ircd::net::hostport::operator!()
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const
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{
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static const hostport defaults{};
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return net::host(*this) == net::host(defaults);
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}
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inline ircd::string_view &
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ircd::net::host(hostport &hp)
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{
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return hp.host;
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}
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inline uint16_t &
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ircd::net::port(hostport &hp)
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{
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return hp.port;
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}
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inline const ircd::string_view &
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ircd::net::service(const hostport &hp)
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{
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return hp.service;
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}
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inline const ircd::string_view &
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ircd::net::host(const hostport &hp)
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{
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return hp.host;
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}
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inline const uint16_t &
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ircd::net::port(const hostport &hp)
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{
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return hp.port;
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}
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