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construct/include/ircd/db/database/env/state.h
2018-12-16 18:37:51 -08:00

57 lines
1.2 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 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_DB_DATABASE_ENV_STATE_H
struct ircd::db::database::env::state
{
struct task;
struct pool;
static constexpr const size_t POOLS
{
rocksdb::Env::Priority::TOTAL
};
database &d;
std::array<std::unique_ptr<pool>, POOLS> pool;
state(database *const &);
~state() noexcept;
};
struct ircd::db::database::env::state::pool
{
using Priority = rocksdb::Env::Priority;
static conf::item<size_t> stack_size;
database &d;
Priority pri;
std::deque<task> tasks;
ctx::pool p;
size_t cancel(void *const &tag);
void operator()(task &&);
void wait();
void join();
pool(database &, const Priority &);
~pool() noexcept;
};
struct ircd::db::database::env::state::task
{
void (*func)(void *arg);
void (*cancel)(void *arg);
void *arg;
};