chromium/sql/meta_table.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "sql/meta_table.h"

#include <cstdint>
#include <string>
#include <string_view>

#include "base/check.h"
#include "base/check_op.h"
#include "sql/database.h"
#include "sql/statement.h"
#include "sql/statement_id.h"
#include "sql/transaction.h"

namespace sql {

namespace {

// Keys understood directly by sql:MetaTable.
constexpr char kVersionKey[] = …;
constexpr char kCompatibleVersionKey[] = …;
constexpr char kMmapStatusKey[] = …;

bool PrepareSetStatement(std::string_view key,
                         Database& db,
                         Statement& insert_statement) { … }

bool PrepareGetStatement(std::string_view key,
                         Database& db,
                         Statement& select_statement) { … }

}  // namespace

MetaTable::MetaTable() = default;

MetaTable::~MetaTable() = default;

// static
constexpr int64_t MetaTable::kMmapFailure;
constexpr int64_t MetaTable::kMmapSuccess;

// static
bool MetaTable::DoesTableExist(sql::Database* db) { … }

// static
bool MetaTable::DeleteTableForTesting(sql::Database* db) { … }

// static
bool MetaTable::GetMmapStatus(Database* db, int64_t* status) { … }

// static
bool MetaTable::SetMmapStatus(Database* db, int64_t status) { … }

// static
RazeIfIncompatibleResult MetaTable::RazeIfIncompatible(
    Database* db,
    int lowest_supported_version,
    int current_version) { … }

bool MetaTable::Init(Database* db, int version, int compatible_version) { … }

void MetaTable::Reset() { … }

bool MetaTable::SetVersionNumber(int version) { … }

int MetaTable::GetVersionNumber() { … }

bool MetaTable::SetCompatibleVersionNumber(int version) { … }

int MetaTable::GetCompatibleVersionNumber() { … }

bool MetaTable::SetValue(std::string_view key, const std::string& value) { … }

bool MetaTable::SetValue(std::string_view key, int64_t value) { … }

bool MetaTable::GetValue(std::string_view key, std::string* value) { … }

bool MetaTable::GetValue(std::string_view key, int* value) { … }

bool MetaTable::GetValue(std::string_view key, int64_t* value) { … }

bool MetaTable::DeleteKey(std::string_view key) { … }

}  // namespace sql