mirror of
https://github.com/matrix-construct/construct
synced 2024-11-26 08:42:34 +01:00
125 lines
3.3 KiB
C++
125 lines
3.3 KiB
C++
/*
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* Copyright (C) 2016 Charybdis Development Team
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* Copyright (C) 2016 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.
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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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*
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*/
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#pragma once
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#define HAVE_IRCD_DB_H
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// IRCd Database
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//
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// Please see db/README.md for documentation.
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//
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namespace ircd {
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namespace db {
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struct cell;
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struct row;
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struct column;
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struct database;
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// Errors for the database subsystem. The exceptions that use _HIDENAME
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// are built from RocksDB errors which already have an info string with
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// an included name.
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//
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IRCD_EXCEPTION(ircd::error, error)
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IRCD_EXCEPTION(error, not_found)
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IRCD_EXCEPTION(error, schema_error)
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IRCD_EXCEPTION_HIDENAME(error, corruption)
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IRCD_EXCEPTION_HIDENAME(error, not_supported)
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IRCD_EXCEPTION_HIDENAME(error, invalid_argument)
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IRCD_EXCEPTION_HIDENAME(error, io_error)
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IRCD_EXCEPTION_HIDENAME(error, merge_in_progress)
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IRCD_EXCEPTION_HIDENAME(error, incomplete)
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IRCD_EXCEPTION_HIDENAME(error, shutdown_in_progress)
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IRCD_EXCEPTION_HIDENAME(error, timed_out)
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IRCD_EXCEPTION_HIDENAME(error, aborted)
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IRCD_EXCEPTION_HIDENAME(error, busy)
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IRCD_EXCEPTION_HIDENAME(error, expired)
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IRCD_EXCEPTION_HIDENAME(error, try_again)
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// db subsystem has its own logging facility
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extern struct log::log log;
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} // namespace db
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} // namespace ircd
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//
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// These are forward declarations to objects we may carry a pointer to.
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// Users of ircd::db should not be dealing with these types.
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//
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namespace rocksdb
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{
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struct DB;
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struct Slice;
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struct Options;
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struct DBOptions;
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struct ColumnFamilyOptions;
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struct PlainTableOptions;
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struct BlockBasedTableOptions;
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struct Cache;
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struct Iterator;
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struct ColumnFamilyHandle;
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struct Snapshot;
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}
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//
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// Misc utils
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//
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namespace ircd {
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namespace db {
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extern const char *const version;
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rocksdb::Slice slice(const string_view &);
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string_view slice(const rocksdb::Slice &);
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bool valid(const rocksdb::Iterator &);
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string_view key(const rocksdb::Iterator &);
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string_view val(const rocksdb::Iterator &);
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std::string path(const std::string &name);
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std::vector<std::string> available();
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void log_rdb_perf_context(const bool &all = true);
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} // namespace db
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} // namespace ircd
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#include "db/delta.h"
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#include "db/database.h"
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#include "db/opts.h"
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#include "db/column.h"
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#include "db/cell.h"
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#include "db/row.h"
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namespace ircd {
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namespace db {
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std::string merge_operator(const string_view &, const std::pair<string_view, string_view> &);
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} // namespace db
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} // namespace ircd
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namespace ircd {
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using database = db::database;
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} // namespace ircd
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