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construct/include/ircd/m/dbs/event_horizon.h

42 lines
1.5 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_M_DBS_EVENT_HORIZON_H
namespace ircd::m::dbs
{
constexpr size_t EVENT_HORIZON_KEY_MAX_SIZE
{
id::MAX_SIZE + 1 + 8
};
string_view event_horizon_key(const mutable_buffer &out, const id::event &, const event::idx &);
string_view event_horizon_key(const mutable_buffer &out, const id::event &);
std::tuple<event::idx> event_horizon_key(const string_view &amalgam);
size_t _prefetch_event_horizon_resolve(const event &, const write_opts &);
void _index_event_horizon_resolve(db::txn &, const event &, const write_opts &); //query
void _index_event_horizon(db::txn &, const event &, const write_opts &, const id::event &);
// event_id | event_idx
extern db::domain event_horizon;
}
namespace ircd::m::dbs::desc
{
extern conf::item<std::string> event_horizon__comp;
extern conf::item<size_t> event_horizon__block__size;
extern conf::item<size_t> event_horizon__meta_block__size;
extern conf::item<size_t> event_horizon__cache__size;
extern conf::item<size_t> event_horizon__cache_comp__size;
extern const db::prefix_transform event_horizon__pfx;
extern const db::descriptor event_horizon;
}