tape_ODBC/TapeStream.h

/*  TapeStream.h
 *  Abstract header for tape streams.
 *
 *  author: Matt Hauer, matthew.hauer@pnl.gov, 5/30/07 - ***
 */

#ifndef _CTAPESTREAM_H
#define _CTAPESTREAM_H

#include <string.h>
#include <stdio.h>
#include <stdlib.h>

//#include "tape.h"
typedef enum {TSO_INIT, TSO_OPEN, TSO_DONE, OS_ERROR} TAPEOBJSTATUS;

//  abstract class
class TapeStream{
public:
    TapeStream();
    virtual ~TapeStream();

    virtual char *ReadLine(){return 0;}
    virtual char *ReadLine(char *, unsigned int)=0;
    virtual int ReadShape(char *, float *)=0;
    virtual int Write(char*)=0;
    virtual int Write(char*, char*)=0;
    //int Write(int, OBJECT *);
    virtual void Close()=0;
    virtual int Rewind()=0;
    void Reset();

    virtual void PrintHeader(char *, char *, char *, char *, char *, char *, long, long)=0;

//  TAPESTATUS GetStreamState(){return state;}
    int GetStreamState(){return (int)state;}
    char *GetFileMode(){return filemode;}
    void SetFileMode(char *);
protected:
    int     state;
    //TAPESTATUS    state;
    char    filemode[3];
};

class tapepair{
public:
    tapepair(){tape=0; name=0;}
    tapepair(TapeStream *t, void *n){tape=t; name=n;}
    ~tapepair(){delete tape;}
    TapeStream *tape;
    void *name;
};  //  glorified struct

#endif

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