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#ifndef __CFILE__
#define __CFILE__
#include <general.h>
#include <io.h>
#define LINE_MAX 512
#ifndef IOBUF_SIZE
#define IOBUF_SIZE K(2)
#endif
#define CFREAD(x) Read((byte far *)(x),sizeof(*(x)))
class IOBUF : public IOHAND
{
protected:
byte far * Buff;
word Ptr, Lim;
long BufMark;
word Seed;
CRYPT * Crypt;
virtual void ReadBuff (void);
virtual void WriteBuff (void);
public:
IOBUF (IOMODE mode, CRYPT * crpt = NULL);
IOBUF (const char * name, IOMODE mode, CRYPT * crpt = NULL);
virtual ~IOBUF (void);
word Read (void far * buf, word len);
word Read (char far * buf);
int Read (void);
word Write (void far * buf, word len);
word Write (byte far * buf);
void Write (byte b);
};
class CFILE : public IOBUF
{
public:
static word MaxLineLen;
CFILE (const char near * name, IOMODE mode = REA, CRYPT * crpt = NULL);
virtual ~CFILE (void);
void Flush (void);
long Mark (void);
long Seek (long pos);
void Append (CFILE& f);
};
#endif
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