blob: 7e2ce0c6af00192a1a24a05ea561695f58d19b62 [file] [log] [blame]
/*
* Copyright (c) 2024 Project CHIP Authors
*
* 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.
*/
#pragma once
#include <lib/core/CHIPPersistentStorageDelegate.h>
#include <lib/support/CodeUtils.h>
#include <lib/support/DefaultStorageKeyAllocator.h>
namespace chip {
namespace app {
/**
* Wraps around a PersistentStorageDelegate to perform ByteSpan I/O over StorageKey
*/
class StorageDelegateWrapper
{
public:
StorageDelegateWrapper() = default;
// Passed-in storage must outlive this object.
CHIP_ERROR Init(PersistentStorageDelegate * storage)
{
VerifyOrReturnError(storage != nullptr, CHIP_ERROR_INVALID_ARGUMENT);
mStorage = storage;
return CHIP_NO_ERROR;
}
CHIP_ERROR WriteValue(const StorageKeyName & aKey, const ByteSpan & aValue);
CHIP_ERROR ReadValue(const StorageKeyName & aKey, MutableByteSpan & aValue);
private:
PersistentStorageDelegate * mStorage;
};
} // namespace app
} // namespace chip