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// Copyright 2018 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CORE_FXCODEC_CODEC_CFX_CODEC_MEMORY_H_
#define CORE_FXCODEC_CODEC_CFX_CODEC_MEMORY_H_
#include "core/fxcrt/retain_ptr.h"
class CFX_CodecMemory : public Retainable {
public:
template <typename T, typename... Args>
friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
uint8_t* GetBuffer() { return buffer_; }
size_t GetSize() const { return size_; }
size_t GetPosition() const { return pos_; }
bool IsEOF() const { return pos_ >= size_; }
size_t ReadBlock(void* buffer, size_t size);
// Sets the cursor position to |pos| if possible.
bool Seek(size_t pos);
private:
CFX_CodecMemory(uint8_t* buffer, size_t size);
~CFX_CodecMemory() override;
uint8_t* const buffer_;
const size_t size_;
size_t pos_ = 0;
};
#endif // CORE_FXCODEC_CODEC_CFX_CODEC_MEMORY_H_
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