haiku/headers/private/storage/FileDescriptorIO.h

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/*
* Copyright 2009-2010, Ingo Weinhold, ingo_weinhold@gmx.de.
* Distributed under the terms of the MIT License.
*/
#ifndef _FILE_DESCRIPTOR_IO_H
#define _FILE_DESCRIPTOR_IO_H
#include <DataIO.h>
class BFileDescriptorIO : public BPositionIO {
public:
BFileDescriptorIO(int fd,
bool takeOverOwnership = false);
virtual ~BFileDescriptorIO();
virtual ssize_t Read(void *buffer, size_t size);
virtual ssize_t Write(const void *buffer, size_t size);
virtual ssize_t ReadAt(off_t position, void *buffer,
size_t size);
virtual ssize_t WriteAt(off_t position, const void *buffer,
size_t size);
virtual off_t Seek(off_t position, uint32 seekMode);
virtual off_t Position() const;
virtual status_t SetSize(off_t size);
virtual status_t GetSize(off_t* size) const;
private:
BFileDescriptorIO(
const BFileDescriptorIO& other);
BFileDescriptorIO& operator=(const BFileDescriptorIO& other);
private:
int fFD;
bool fOwnsFD;
};
#endif // _FILE_DESCRIPTOR_IO_H