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// Copyright 2014 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.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef CORE_FXCRT_CFX_FILEACCESS_POSIX_H_
#define CORE_FXCRT_CFX_FILEACCESS_POSIX_H_
#include "core/fxcrt/fileaccess_iface.h"
#include "core/fxcrt/fx_system.h"
#if _FX_PLATFORM_ != _FX_PLATFORM_LINUX_ && \
_FX_PLATFORM_ != _FX_PLATFORM_APPLE_ && \
_FX_PLATFORM_ != _FX_PLATFORM_ANDROID_
#error "Included on the wrong platform"
#endif
class CFX_FileAccess_Posix final : public FileAccessIface {
public:
CFX_FileAccess_Posix();
~CFX_FileAccess_Posix() override;
// FileAccessIface:
bool Open(const ByteStringView& fileName, uint32_t dwMode) override;
bool Open(const WideStringView& fileName, uint32_t dwMode) override;
void Close() override;
FX_FILESIZE GetSize() const override;
FX_FILESIZE GetPosition() const override;
FX_FILESIZE SetPosition(FX_FILESIZE pos) override;
size_t Read(void* pBuffer, size_t szBuffer) override;
size_t Write(const void* pBuffer, size_t szBuffer) override;
size_t ReadPos(void* pBuffer, size_t szBuffer, FX_FILESIZE pos) override;
size_t WritePos(const void* pBuffer,
size_t szBuffer,
FX_FILESIZE pos) override;
bool Flush() override;
bool Truncate(FX_FILESIZE szFile) override;
protected:
int32_t m_nFD;
};
#endif // CORE_FXCRT_CFX_FILEACCESS_POSIX_H_
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