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/**
* Copyright (C) 2019-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kStorage
#include "mongo/platform/basic.h"
#include "mongo/crypto/symmetric_key.h"
#include <cstring>
#include "mongo/crypto/symmetric_crypto.h"
#include "mongo/logv2/log.h"
#include "mongo/util/secure_zero_memory.h"
#include "mongo/util/str.h"
namespace mongo {
std::string SymmetricKeyId::_initStrRep() const {
return str::stream() << _name << " (" << _id << ")";
}
const std::string& SymmetricKeyId::toString() const {
if (!_strRep.empty()) {
return _strRep;
} else {
return _name;
}
}
SymmetricKey::SymmetricKey(const uint8_t* key,
size_t keySize,
uint32_t algorithm,
SymmetricKeyId keyId,
uint32_t initializationCount)
: _algorithm(algorithm),
_keySize(keySize),
_key(key, key + keySize),
_keyId(std::move(keyId)),
_initializationCount(initializationCount),
_invocationCount(0) {
if (_keySize < crypto::minKeySize || _keySize > crypto::maxKeySize) {
LOGV2_ERROR(
23866, "Attempt to construct symmetric key of invalid size", "size"_attr = _keySize);
return;
}
}
SymmetricKey::SymmetricKey(SecureVector<uint8_t> key, uint32_t algorithm, SymmetricKeyId keyId)
: _algorithm(algorithm),
_keySize(key->size()),
_key(std::move(key)),
_keyId(std::move(keyId)),
_initializationCount(1),
_invocationCount(0) {}
SymmetricKey::SymmetricKey(SymmetricKey&& sk)
: _algorithm(sk._algorithm),
_keySize(sk._keySize),
_key(std::move(sk._key)),
_keyId(std::move(sk._keyId)),
_initializationCount(sk._initializationCount),
_invocationCount(sk._invocationCount.load()) {}
SymmetricKey& SymmetricKey::operator=(SymmetricKey&& sk) {
_algorithm = sk._algorithm;
_keySize = sk._keySize;
_key = std::move(sk._key);
_keyId = std::move(sk._keyId);
_initializationCount = sk._initializationCount;
_invocationCount.store(sk._invocationCount.load());
return *this;
}
} // namespace mongo
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