src/common/bcopy.c

/* Copyright (c) 1988 Regents of the University of California */

#ifndef lint
static char SCCSid[] = "$SunId$ LBL";
#endif

/*
 * bcopy.c - substitutes for library routines.
 *
 *      5/24/88
 */


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:	1.1
Committed:	Thu Feb 2 10:34:26 1989 UTC (35 years, 3 months ago) by greg
Content type:	text/plain
Branch:	MAIN
Log Message:	Initial revision
#	User	Rev	Content
1	greg	1.1	/* Copyright (c) 1988 Regents of the University of California */
2
3			#ifndef lint
4			static char SCCSid[] = "$SunId$ LBL";
5			#endif
6
7			/*
8			* bcopy.c - substitutes for library routines.
9			*
10			* 5/24/88
11			*/
12
13
14			bcopy(src, dest, nbytes)
15			register char src, dest;
16			register int nbytes;
17			{
18			while (nbytes-- > 0)
19			dest++ = src++;
20			}
21
22
23			bzero(b, nbytes)
24			register char *b;
25			register int nbytes;
26			{
27			while (nbytes-- > 0)
28			*b++ = 0;
29			}
30
31
32			int
33			bcmp(b1, b2, nbytes)
34			register unsigned char b1, b2;
35			register int nbytes;
36			{
37			while (nbytes-- > 0)
38			if (b1++ - b2++)
39			return(--b1 - --b2);
40			return(0);
41			}