src/common/bcopy.c

#ifndef lint
static const char       RCSid[] = "$Id$";
#endif
/*
 * bcopy.c - substitutes for library routines.
 */

#include "copyright.h"


bcopy(src, dest, nbytes)
register char   *src, *dest;
register int    nbytes;
{
        while (nbytes-- > 0)
                *dest++ = *src++;
}


bzero(b, nbytes)
register char   *b;
register int    nbytes;
{
        while (nbytes-- > 0)
                *b++ = 0;
}


int
bcmp(b1, b2, nbytes)
register unsigned char  *b1, *b2;
register int    nbytes;
{
        while (nbytes-- > 0)
                if (*b1++ - *b2++)
                        return(*--b1 - *--b2);
        return(0);
}
Revision:	1.4
Committed:	Tue May 13 17:58:32 2003 UTC (22 years ago) by greg
Content type:	text/plain
Branch:	MAIN
Changes since 1.3:	+0 -0 lines
Log Message:	Changed (char ) casts for memory copies to (void ) and other fixes
#	Content
1	#ifndef lint
2	static const char RCSid[] = "$Id$";
3	#endif
4	/*
5	* bcopy.c - substitutes for library routines.
6	*/
7
8	#include "copyright.h"
9
10
11	bcopy(src, dest, nbytes)
12	register char src, dest;
13	register int nbytes;
14	{
15	while (nbytes-- > 0)
16	dest++ = src++;
17	}
18
19
20	bzero(b, nbytes)
21	register char *b;
22	register int nbytes;
23	{
24	while (nbytes-- > 0)
25	*b++ = 0;
26	}
27
28
29	int
30	bcmp(b1, b2, nbytes)
31	register unsigned char b1, b2;
32	register int nbytes;
33	{
34	while (nbytes-- > 0)
35	if (b1++ - b2++)
36	return(--b1 - --b2);
37	return(0);
38	}