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/*
* Copyright (c) 2017 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 tz-memory.h
* @author Lukasz Kostyra (l.kostyra@samsung.com)
* @version 1.0
* @brief TrustZone Shared Memory wrapper declaration
*/
#pragma once
#include <tee_client_api.h>
namespace CKM {
namespace Crypto {
namespace TZ {
namespace Internals {
class TrustZoneMemory final
{
public:
TrustZoneMemory(TEEC_Context &context, const size_t size, const uint32_t flags);
TrustZoneMemory(const TrustZoneMemory&) = delete;
TrustZoneMemory(TrustZoneMemory &&) = delete;
TrustZoneMemory& operator=(const TrustZoneMemory&) = delete;
TrustZoneMemory& operator=(TrustZoneMemory &&) = delete;
~TrustZoneMemory();
TEEC_SharedMemory* Get() const;
private:
void Allocate(TEEC_Context &context, const size_t size, const uint32_t flags);
void Release();
mutable TEEC_SharedMemory m_SharedMemory;
};
} // namespace Internals
} // namespace TZ
} // namespace Crypto
} // namespace CKM
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