/***************************************************************************/
/*  Module:      $Id: bytes.h,v 1.2 1999/05/07 04:15:27 maf Exp $
/*  Description: misc defines
/*  Author:      maf
/*  Notes:       
/***************************************************************************/

/* 
$Log: bytes.h,v $
Revision 1.2  1999/05/07 04:15:27  maf
pr -e2

Revision 1.1  1997/02/23 18:05:10  maf
Initial revision

 * Revision 2.1  1994/02/04  21:21:38  maf
 * *** empty log message ***
 *
 * Revision 2.1  1993/10/19  19:35:40  maf
 * kbconfig 1.7+
 *
 * Revision 1.1  1993/08/29  01:43:21  maf
 * Initial revision
 *
*/


#ifndef BYTES_H
#define BYTES_H

#include <sys/types.h>

#define SWAPLONG(y) y = \
((((y)&0xff)<<24) | (((y)&0xff00)<<8) | (((y)&0xff0000)>>8) | (((y)>>24)&0xff))
#define SWAPSHORT(y) y = \
  ( (((y)&0xff)<<8) | (((y)&0xff00)>>8) )

#ifdef MSDOS
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned long u_long;
typedef unsigned int  u_int; 

#define bzero(a, b) memset(a, 0, b)
#define bcopy(a, b, c) memcpy(b, a, c)

#endif /* MSDOS */

/* far pointer offset */
#define FP_OFF(fp)  ((unsigned)(fp))

/* far pointer segment */
#define FP_SEG(fp)  ((unsigned)((unsigned long)(fp) >> 16))

/* make far pointer     */
#define MK_FP(seg,ofs)  ((void far *) \
               (((unsigned long)(seg) << 16) | (unsigned)(ofs)))

#endif