NonMovingAllocator.h

/* Copyright (c) 2015, Human Brain Project
 *                     Stefan.Eilemann@epfl.ch
 *                     grigori.chevtchenko@epfl.ch
 */

#ifndef ZEROBUF_NONMOVINGALLOCATOR_H
#define ZEROBUF_NONMOVINGALLOCATOR_H

#include <zerobuf/NonMovingBaseAllocator.h> // base class
#include <zerobuf/api.h>

namespace zerobuf
{
class NonMovingAllocator : public NonMovingBaseAllocator
{
public:
    ZEROBUF_API NonMovingAllocator(size_t staticSize, size_t numDynamic);
    ZEROBUF_API ~NonMovingAllocator();

    uint8_t* getData() final { return _data; }
    const uint8_t* getData() const final { return _data; }
    size_t getSize() const final { return _size; }
    ZEROBUF_API void copyBuffer(const void* data, size_t size) final;
    bool isMovable() const final { return true; }
private:
    NonMovingAllocator(const NonMovingAllocator&) = delete;
    NonMovingAllocator& operator=(const NonMovingAllocator&) = delete;

    uint8_t* _data;
    size_t _size;

    void _resize(size_t newSize) final;
};
}
#endif