mirror of
https://github.com/matrix-construct/construct
synced 2024-11-16 15:00:51 +01:00
67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2019 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. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_M_FETCH_H
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/// Event Fetcher (remote). This is probably not the interface you want
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/// because there is no ordinary reason for developers fetch a remote event
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/// directly. This is an interface to the low-level fetch system.
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///
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namespace ircd::m::fetch
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{
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struct result;
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struct request;
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// Observers
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bool for_each(const std::function<bool (request &)> &);
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bool exists(const m::event::id &);
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size_t count();
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// Primary operations
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ctx::future<result> start(const m::room::id &, const m::event::id &);
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// Composed operations
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void auth_chain(const room &, const net::hostport &);
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}
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struct ircd::m::fetch::result
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:m::event
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{
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unique_buffer<mutable_buffer> buf;
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result(request &);
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result() = default;
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};
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/// Fetch entity state. This is not meant for construction by users of this
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/// interface.
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struct ircd::m::fetch::request
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:m::v1::event
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{
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using is_transparent = void;
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m::room::id::buf room_id;
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m::event::id::buf event_id;
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ctx::promise<result> promise;
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unique_buffer<mutable_buffer> buf;
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std::set<std::string, std::less<>> attempted;
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string_view origin;
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time_t started {0};
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time_t last {0};
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time_t finished {0};
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std::exception_ptr eptr;
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request(const m::room::id &, const m::event::id &, const size_t &bufsz = 8_KiB);
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request(request &&) = delete;
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request(const request &) = delete;
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request &operator=(request &&) = delete;
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request &operator=(const request &) = delete;
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};
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