/*
** FMEMOPS.C - Emulate MSC's far memory functions in BC++ & ZTC++
**
** Original Copyright 1988-1992 by Bob Stout as part of
** the MicroFirm Function Library (MFL)
**
** This subset version is hereby donated to the public domain.
*/
#include <stdlib.h>
#include <string.h>
#include <dos.h>
#if defined(__TURBOC__) || defined(__ZTC__)
#ifdef __TURBOC__
#define FAR far
#else
#define FAR _far
#endif
typedef unsigned char FAR *FarBytePtr;
void FAR * _fmemcpy(void FAR *dest, void FAR *src, size_t count)
{
movedata(FP_SEG(src), FP_OFF(src), FP_SEG(dest), FP_OFF(dest), count);
return dest;
}
void FAR * _fmemmove(void FAR *dest, void FAR *src, size_t count)
{
void FAR *target = dest;
FarBytePtr to = (FarBytePtr)dest, from = (FarBytePtr)src;
if (src >= dest)
_fmemcpy(dest, src, count);
else for (to += count, from += count; count; --count)
*--to = *--from;
return target;
}
void FAR * _fmemset(void FAR *dest, int ch, size_t count)
{
void FAR *target = dest;
FarBytePtr to = (FarBytePtr)dest;
for ( ; count; --count)
*to++ = (unsigned char) ch;
return target;
}
#endif
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