warfiledriverfileunix.h

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/** 
*/

#ifndef WAR_FILE_DRIVER_FILE_UNIX_H
#define WAR_FILE_DRIVER_FILE_UNIX_H

/* SYSTEM INCLUDES */


/* PROJECT INCLUDES */

#ifndef WAR_FILE_DRIVER_FILE_H
#   include "WarFileDriverFile.h"
#endif

#ifndef WAR_FILE_H
#   include "WarFile.h"
#endif

/* LOCAL INCLUDES */


/* FORWARD REFERENCES */



#ifdef __cplusplus
extern "C" 
{
#endif
/****************** BEGIN OLD STYLE C spesific ********/


/****************** END OLD STYLE C spesific **********/
#ifdef __cplusplus 
}
#endif

/****************** BEGIN C++ spesific ****************/

#ifdef __cplusplus

class WarFileDriverFileUnix :
public WarFileDriverFile
{
public:
    // LIFECYCLE

    WarFileDriverFileUnix(WarFileDriver *pDriver);
    ~WarFileDriverFileUnix();

    // OPERATORS
    // OPERATIONS

    virtual void Open(const WarUrl& openUrl, 
        war_uint32_t openFlags) 
        throw(WarException);
    virtual void Close() throw(WarException);
    virtual war_uint32_t Read(war_cptr_t Buf, 
        war_uint32_t Bytes)
        throw(WarException);
    virtual void Write(war_ccptr_t Buf, 
        war_uint32_t Bytes)
        throw(WarException);
    //virtual void WriteWithCallback(war_transfer_buffer_ptr_t& outBuffer)
    //    throw(WarException);
    //virtual void ReadWithCallback(war_transfer_buffer_ptr_t& inBuffer)
    //    throw(WarException);
    virtual void Flush()
        throw(WarException);
    virtual war_flen_t Seek (war_flen_t fileOffset, 
        SeekModes seekMode = WAR_SEEK_BEGIN)
        throw(WarException);
    virtual war_flen_t GetLength() throw(WarException);

    // CALLBACK
    // ACCESS

    virtual war_filehandle_t GetHandle() throw(WarException)
    {
        return mFileHandle;
    }

    // INQUIRY
    virtual bool IsOpen() throw(WarException);

    virtual bool CanDoCallback() const { return false; }
    
protected:
    war_filehandle_t mFileHandle;
    war_syspath_t mPath;
    war_flen_t mCurrentFileOffset;

private:
};

/* INLINE METHODS */

/* EXTERNAL REFERENCES */

#endif /* __cplusplus */

/****************** END C++ spesific ******************/

#endif  /* WAR_FILE_DRIVER_FILE_UNIX_H_ */