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// --------------------------------------------------------------------------
//
// File
// Name: FileStream.h
// Purpose: FileStream interface to files
// Created: 2003/07/31
//
// --------------------------------------------------------------------------
#ifndef FILESTREAM__H
#define FILESTREAM__H
#include "IOStream.h"
#include <fcntl.h>
#include <stdlib.h>
#include <sys/stat.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
class FileStream : public IOStream
{
public:
FileStream(const std::string& rFilename,
int flags = (O_RDONLY | O_BINARY),
int mode = (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
// Ensure that const char * name doesn't end up as a handle
// on Windows!
FileStream(const char *pFilename,
int flags = (O_RDONLY | O_BINARY),
int mode = (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
FileStream(tOSFileHandle FileDescriptor);
virtual ~FileStream();
virtual int Read(void *pBuffer, int NBytes, int Timeout = IOStream::TimeOutInfinite);
virtual pos_type BytesLeftToRead();
virtual void Write(const void *pBuffer, int NBytes,
int Timeout = IOStream::TimeOutInfinite);
virtual pos_type GetPosition() const;
virtual void Seek(IOStream::pos_type Offset, int SeekType);
virtual void Close();
virtual bool StreamDataLeft();
virtual bool StreamClosed();
bool CompareWith(IOStream& rOther, int Timeout = IOStream::TimeOutInfinite);
std::string ToString() const
{
return std::string("local file ") + mFileName;
}
const std::string GetFileName() const { return mFileName; }
private:
tOSFileHandle mOSFileHandle;
bool mIsEOF;
FileStream(const FileStream &rToCopy) { /* do not call */ }
void AfterOpen();
// for debugging..
std::string mFileName;
};
#endif // FILESTREAM__H
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