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Use unique_ptrs for leveldb db and iterators

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Desour 2023-03-03 14:53:37 +01:00 • committed by DS
parent 8445c5fe60
commit d0bcdff5ce
2 changed files with 19 additions and 30 deletions
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36
src/database/database-leveldb.cpp
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@ -45,14 +45,11 @@ Database_LevelDB::Database_LevelDB(const std::string &savedir)
{
leveldb::Options options;
options.create_if_missing = true;
leveldb::DB *db;
leveldb::Status status = leveldb::DB::Open(options,
savedir + DIR_DELIM + "map.db", &m_database);
savedir + DIR_DELIM + "map.db", &db);
ENSURE_STATUS_OK(status);
}
Database_LevelDB::~Database_LevelDB()
{
delete m_database;
m_database.reset(db);
}
bool Database_LevelDB::saveBlock(const v3s16 &pos, const std::string &data)
@ -92,26 +89,22 @@ bool Database_LevelDB::deleteBlock(const v3s16 &pos)
void Database_LevelDB::listAllLoadableBlocks(std::vector<v3s16> &dst)
{
leveldb::Iterator* it = m_database->NewIterator(leveldb::ReadOptions());
std::unique_ptr<leveldb::Iterator> it(m_database->NewIterator(leveldb::ReadOptions()));
for (it->SeekToFirst(); it->Valid(); it->Next()) {
dst.push_back(getIntegerAsBlock(stoi64(it->key().ToString())));
}
ENSURE_STATUS_OK(it->status()); // Check for any errors found during the scan
delete it;
}
PlayerDatabaseLevelDB::PlayerDatabaseLevelDB(const std::string &savedir)
{
leveldb::Options options;
options.create_if_missing = true;
leveldb::DB *db;
leveldb::Status status = leveldb::DB::Open(options,
savedir + DIR_DELIM + "players.db", &m_database);
savedir + DIR_DELIM + "players.db", &db);
ENSURE_STATUS_OK(status);
}
PlayerDatabaseLevelDB::~PlayerDatabaseLevelDB()
{
delete m_database;
m_database.reset(db);
}
void PlayerDatabaseLevelDB::savePlayer(RemotePlayer *player)
@ -202,26 +195,22 @@ bool PlayerDatabaseLevelDB::loadPlayer(RemotePlayer *player, PlayerSAO *sao)
void PlayerDatabaseLevelDB::listPlayers(std::vector<std::string> &res)
{
leveldb::Iterator* it = m_database->NewIterator(leveldb::ReadOptions());
std::unique_ptr<leveldb::Iterator> it(m_database->NewIterator(leveldb::ReadOptions()));
res.clear();
for (it->SeekToFirst(); it->Valid(); it->Next()) {
res.push_back(it->key().ToString());
}
delete it;
}
AuthDatabaseLevelDB::AuthDatabaseLevelDB(const std::string &savedir)
{
leveldb::Options options;
options.create_if_missing = true;
leveldb::DB *db;
leveldb::Status status = leveldb::DB::Open(options,
savedir + DIR_DELIM + "auth.db", &m_database);
savedir + DIR_DELIM + "auth.db", &db);
ENSURE_STATUS_OK(status);
}
AuthDatabaseLevelDB::~AuthDatabaseLevelDB()
{
delete m_database;
m_database.reset(db);
}
bool AuthDatabaseLevelDB::getAuth(const std::string &name, AuthEntry &res)
@ -293,12 +282,11 @@ bool AuthDatabaseLevelDB::deleteAuth(const std::string &name)
void AuthDatabaseLevelDB::listNames(std::vector<std::string> &res)
{
leveldb::Iterator* it = m_database->NewIterator(leveldb::ReadOptions());
std::unique_ptr<leveldb::Iterator> it(m_database->NewIterator(leveldb::ReadOptions()));
res.clear();
for (it->SeekToFirst(); it->Valid(); it->Next()) {
res.emplace_back(it->key().ToString());
}
delete it;
}
void AuthDatabaseLevelDB::reload()