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Make all bucket and overflow addresses unsigned
[unix-history]
/
usr
/
src
/
lib
/
libc
/
string
/
swab.c
diff --git
a/usr/src/lib/libc/string/swab.c
b/usr/src/lib/libc/string/swab.c
index
bf1ff94
..
6f9c243
100644
(file)
--- a/
usr/src/lib/libc/string/swab.c
+++ b/
usr/src/lib/libc/string/swab.c
@@
-1,20
+1,33
@@
-#ifndef lint
-static char sccsid[] = "@(#)swab.c 5.2 (Berkeley) %G%";
-#endif not lint
-
/*
/*
- * Swab bytes
- * Jeffrey Mogul, Stanford
+ * Copyright (c) 1988 Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Jeffrey Mogul.
+ *
+ * %sccs.include.redist.c%
*/
*/
-swab(from, to, n)
- register char *from, *to;
- register int n;
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)swab.c 5.10 (Berkeley) %G%";
+#endif /* LIBC_SCCS and not lint */
+
+#include <string.h>
+
+void
+swab(from, to, len)
+ const void *from;
+ void *to;
+ size_t len;
{
register unsigned long temp;
{
register unsigned long temp;
-
- n >>= 1; n++;
-#define STEP temp = *from++,*to++ = *from++,*to++ = temp
+ register int n;
+ register char *fp, *tp;
+
+ n = (len >> 1) + 1;
+ fp = (char *)from;
+ tp = (char *)to;
+#define STEP temp = *fp++,*tp++ = *fp++,*tp++ = temp
/* round to multiple of 8 */
while ((--n) & 07)
STEP;
/* round to multiple of 8 */
while ((--n) & 07)
STEP;