mirror of
https://github.com/matrix-construct/construct
synced 2025-01-18 18:41:55 +01:00
58 lines
2.1 KiB
C++
58 lines
2.1 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_LINK_H
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/// A single connection to a remote node.
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///
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struct ircd::server::link
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{
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bool init {false}; ///< link is connecting
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bool fini {false}; ///< link is disconnecting
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std::shared_ptr<server::node> node; ///< backreference to node
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std::exception_ptr eptr; ///< error from socket
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std::shared_ptr<net::socket> socket; ///< link's socket
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std::deque<struct request::tag> queue; ///< link's work queue
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bool connected() const noexcept;
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bool ready() const;
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bool busy() const;
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protected:
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void handle_writable(const error_code &);
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void wait_writable();
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void handle_readable_success();
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void handle_readable(const error_code &);
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void wait_readable();
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void handle_close(std::exception_ptr);
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void handle_open(std::exception_ptr);
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public:
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bool close(const net::close_opts &);
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bool open(const net::open_opts &);
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void cancel(request &);
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void submit(request &);
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link(server::node &);
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~link() noexcept;
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};
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