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

38 lines
1.2 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_ROOM_HEAD_H
namespace ircd::m::dbs
{
constexpr size_t ROOM_HEAD_KEY_MAX_SIZE
{
id::MAX_SIZE + 1 + id::MAX_SIZE
};
string_view room_head_key(const mutable_buffer &out, const id::room &, const id::event &);
string_view room_head_key(const string_view &amalgam);
void _index_room_head_resolve(db::txn &, const event &, const write_opts &);
void _index_room_head(db::txn &, const event &, const write_opts &);
// room_id | event_id => event_idx
extern db::domain room_head;
}
namespace ircd::m::dbs::desc
{
extern conf::item<size_t> room_head__block__size;
extern conf::item<size_t> room_head__meta_block__size;
extern conf::item<size_t> room_head__cache__size;
extern const db::prefix_transform room_head__pfx;
extern const db::descriptor room_head;
}