mirror of
https://github.com/matrix-construct/construct
synced 2024-08-29 12:55:17 +02:00
136 lines
3.5 KiB
C++
136 lines
3.5 KiB
C++
// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk
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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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#pragma once
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#define HAVE_IRCD_SERVER_REQUEST_H
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/// The interface for when IRCd plays the role of client to other servers
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///
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namespace ircd::server
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{
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struct in;
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struct out;
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struct request;
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size_t size(const in &);
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size_t size(const out &);
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void submit(const hostport &, request &);
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}
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/// Request data and options related to transmitting the request. This
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/// is where buffers must be supplied to send data to the server.
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///
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struct ircd::server::out
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{
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const_buffer head;
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const_buffer content;
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};
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/// Request data and options related to the receive side of the request.
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/// This is where buffers are supplied to receive data from the remote
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/// server.
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///
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struct ircd::server::in
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{
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mutable_buffer head;
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mutable_buffer content;
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};
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/// This is a handle for being a client to another server. This handle will
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/// attempt to find an existing connection pool for the remote server otherwise
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/// one will be created. Then it will multiplex your request and demultiplex
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/// your response with all the other requests pending in the pipelines to
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/// the remote.
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///
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struct ircd::server::request
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:ctx::future<http::code>
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{
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server::tag *tag {nullptr};
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public:
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server::out out;
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server::in in;
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request(const net::hostport &, server::out out, server::in in);
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request() = default;
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request(request &&) noexcept;
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request(const request &) = delete;
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request &operator=(request &&) noexcept;
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request &operator=(const request &) = delete;
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~request() noexcept;
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};
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inline
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ircd::server::request::request(const net::hostport &hostport,
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server::out out,
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server::in in)
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:tag{nullptr}
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,out{std::move(out)}
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,in{std::move(in)}
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{
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submit(hostport, *this);
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}
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inline
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ircd::server::request::request(request &&o)
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noexcept
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:ctx::future<http::code>{std::move(o)}
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,tag{std::move(o.tag)}
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,out{std::move(o.out)}
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,in{std::move(o.in)}
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{
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if(tag)
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associate(*this, *tag, std::move(o));
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}
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inline ircd::server::request &
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ircd::server::request::operator=(request &&o)
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noexcept
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{
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ctx::future<http::code>::operator=(std::move(o));
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out = std::move(o.out);
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in = std::move(o.in);
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tag = std::move(o.tag);
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if(tag)
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associate(*this, *tag, std::move(o));
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return *this;
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}
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inline
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ircd::server::request::~request()
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noexcept
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{
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if(tag)
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disassociate(*this, *tag);
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}
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inline size_t
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ircd::server::size(const in &in)
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{
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return size(in.head) + size(in.content);
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}
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inline size_t
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ircd::server::size(const out &out)
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{
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return size(out.head) + size(out.content);
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}
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