mirror of
https://github.com/matrix-construct/construct
synced 2024-11-29 18:22:50 +01:00
49 lines
1.8 KiB
C
49 lines
1.8 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_TXN_H
|
||
|
|
|
||
|
|
// This file is not part of the standard include stack because it requires
|
||
|
|
// RocksDB symbols which we cannot forward declare. It is used internally
|
||
|
|
// and does not need to be included by general users of IRCd.
|
||
|
|
|
||
|
|
struct ircd::db::txn::handler
|
||
|
|
:rocksdb::WriteBatch::Handler
|
||
|
|
{
|
||
|
|
using Status = rocksdb::Status;
|
||
|
|
using Slice = rocksdb::Slice;
|
||
|
|
|
||
|
|
const database &d;
|
||
|
|
const std::function<bool (const delta &)> &cb;
|
||
|
|
bool _continue {true};
|
||
|
|
|
||
|
|
Status callback(const delta &) noexcept;
|
||
|
|
Status callback(const uint32_t &, const op &, const Slice &a, const Slice &b) noexcept;
|
||
|
|
|
||
|
|
bool Continue() noexcept override;
|
||
|
|
Status MarkRollback(const Slice &xid) noexcept override;
|
||
|
|
Status MarkCommit(const Slice &xid) noexcept override;
|
||
|
|
Status MarkEndPrepare(const Slice &xid) noexcept override;
|
||
|
|
Status MarkBeginPrepare() noexcept override;
|
||
|
|
|
||
|
|
Status MergeCF(const uint32_t cfid, const Slice &, const Slice &) noexcept override;
|
||
|
|
Status SingleDeleteCF(const uint32_t cfid, const Slice &) noexcept override;
|
||
|
|
Status DeleteRangeCF(const uint32_t cfid, const Slice &, const Slice &) noexcept override;
|
||
|
|
Status DeleteCF(const uint32_t cfid, const Slice &) noexcept override;
|
||
|
|
Status PutCF(const uint32_t cfid, const Slice &, const Slice &) noexcept override;
|
||
|
|
|
||
|
|
handler(const database &d,
|
||
|
|
const std::function<bool (const delta &)> &cb)
|
||
|
|
:d{d}
|
||
|
|
,cb{cb}
|
||
|
|
{}
|
||
|
|
};
|