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/*
* Copyright (c) 2017 - 2018 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
/*
* @file internals.h
* @author Krzysztof Dynowski (k.dynowski@samsung.com)
* @author Lukasz Kostyra (l.kostyra@samsung.com)
* @version 1.0
*/
#pragma once
#include <ckm/ckm-type.h>
#include <data-type.h>
#include <tz-backend/obj.h>
#include <generic-backend/gstore.h>
namespace CKM {
namespace Crypto {
namespace TZ {
namespace Internals {
using DataPair = std::pair<Data, Data>;
using BufferPair = std::pair<RawBuffer, RawBuffer>;
// encryption schema + buffer pair
using KeyIdPair = std::pair<int, RawBuffer>;
RawBuffer generateIV();
DataPair generateAKey(const CryptoAlgorithm &alg,
const Password &pwd,
const RawBuffer &iv);
Data generateSKey(const CryptoAlgorithm &alg,
const Password &pwd,
const RawBuffer &iv,
RawBuffer &tag);
RawBuffer importData(const Data &key,
const RawBuffer &encIV,
const Password &pwd,
const RawBuffer &pwdIV,
RawBuffer &tag);
RawBuffer getData(const RawBuffer &dataId,
const Pwd &pwd);
void destroyData(const RawBuffer &dataId);
void destroyKey(const RawBuffer &key);
RawBuffer symmetricEncrypt(
const RawBuffer &key,
const Pwd &pwd,
const CryptoAlgorithm &alg,
const RawBuffer &data);
RawBuffer symmetricDecrypt(
const RawBuffer &key,
const Pwd &pwd,
const CryptoAlgorithm &alg,
const RawBuffer &cipher);
RawBuffer asymmetricEncrypt(
const RawBuffer &key,
const Pwd &pwd,
const CryptoAlgorithm &alg,
const RawBuffer &data);
RawBuffer asymmetricDecrypt(
const RawBuffer &key,
const Pwd &pwd,
const CryptoAlgorithm &alg,
const RawBuffer &cipher);
BufferPair encryptDataAesGcm(const RawBuffer &key,
const Pwd &pwd,
const RawBuffer &iv,
int tagSize,
const RawBuffer &data,
const RawBuffer &aad = RawBuffer());
RawBuffer decryptDataAesGcm(const RawBuffer &key,
const Pwd &pwd,
const RawBuffer &iv,
const RawBuffer &tag,
const RawBuffer &data,
const RawBuffer &aad = RawBuffer());
RawBuffer sign(const RawBuffer &pkey,
const Pwd &pwd,
const CryptoAlgorithm &alg,
const RawBuffer &message);
int verify(const RawBuffer &pkey,
const Pwd &pwd,
const CryptoAlgorithm &alg,
const RawBuffer &message,
const RawBuffer &signature);
} // namespace Internals
} // namespace TZ
} // namespace Crypto
} // namespace CKM
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