M7350/tp-opensource/libbinder/binder/MemoryBase.h

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2024-09-09 08:52:07 +00:00
/*
* Copyright (C) 2008 The Android Open Source Project
*
* 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.
*/
#ifndef ANDROID_MEMORY_BASE_H
#define ANDROID_MEMORY_BASE_H
#include <stdlib.h>
#include <stdint.h>
#include <binder/IMemory.h>
namespace android {
// ---------------------------------------------------------------------------
class MemoryBase : public BnMemory
{
public:
MemoryBase(const sp<IMemoryHeap>& heap, ssize_t offset, size_t size);
virtual ~MemoryBase();
virtual sp<IMemoryHeap> getMemory(ssize_t* offset, size_t* size) const;
protected:
size_t getSize() const { return mSize; }
ssize_t getOffset() const { return mOffset; }
const sp<IMemoryHeap>& getHeap() const { return mHeap; }
private:
size_t mSize;
ssize_t mOffset;
sp<IMemoryHeap> mHeap;
};
// ---------------------------------------------------------------------------
}; // namespace android
#endif // ANDROID_MEMORY_BASE_H