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// Copyright 2007-2022 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#ifndef MUMBLE_MURMUR_DATABASE_H_
#define MUMBLE_MURMUR_DATABASE_H_
#include <QtCore/QVariant>
#include "Timer.h"
class Server;
class Channel;
class User;
class Connection;
class QSqlDatabase;
class QSqlQuery;
class ServerDB : public QObject {
Q_OBJECT;
public:
/// A version number that allows us to keep track of changes we make to the DB architecture
/// in order to provide backwards compatibility and perform automatic updates of older DBs.
/// Whenever you change the DB structure (add a new table, added a new column in a table, etc.)
/// you have to increase this version number by one and add the respective "backwards compatibility
/// code" into the ServerDB code.
static const int DB_STRUCTURE_VERSION = 9;
enum ChannelInfo { Channel_Description, Channel_Position, Channel_Max_Users };
enum UserInfo {
User_Name,
User_Email,
User_Comment,
User_Hash,
User_Password,
User_LastActive,
User_KDFIterations
};
ServerDB();
~ServerDB();
typedef QPair< unsigned int, QString > LogRecord;
static Timer tLogClean;
static QSqlDatabase *db;
static QString qsUpgradeSuffix;
static void setSUPW(int iServNum, const QString &pw);
static void disableSU(int srvnum);
static QList< int > getBootServers();
static QList< int > getAllServers();
static int addServer();
static void deleteServer(int server_id);
static bool serverExists(int num);
static QMap< QString, QString > getAllConf(int server_id);
static QVariant getConf(int server_id, const QString &key, QVariant def = QVariant());
static void setConf(int server_id, const QString &key, const QVariant &value = QVariant());
static QList< LogRecord > getLog(int server_id, unsigned int offs_min, unsigned int offs_max);
static QString getLegacySHA1Hash(const QString &password);
static int getLogLen(int server_id);
static void wipeLogs();
static bool prepare(QSqlQuery &, const QString &, bool fatal = true, bool warn = true);
static bool query(QSqlQuery &, const QString &, bool fatal = true, bool warn = true);
static bool exec(QSqlQuery &, const QString &str = QString(), bool fatal = true, bool warn = true);
static bool execBatch(QSqlQuery &, const QString &str = QString(), bool fatal = true);
// No copy; private declaration without implementation
ServerDB(const ServerDB &);
private:
static void loadOrSetupMetaPBKDF2IterationCount(QSqlQuery &query);
static void writeSUPW(int srvnum, const QString &pwHash, const QString &saltHash, const QVariant &kdfIterations);
};
#endif
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