xref: /onnv-gate/usr/src/lib/libbc/libc/inet/inet_ntoa.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1987 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 	 /* from UCB 4.1 83/06/12 */
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate /*
31*0Sstevel@tonic-gate  * Convert network-format internet address
32*0Sstevel@tonic-gate  * to base 256 d.d.d.d representation.
33*0Sstevel@tonic-gate  */
34*0Sstevel@tonic-gate #include <sys/types.h>
35*0Sstevel@tonic-gate #include <netinet/in.h>
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate char *
inet_ntoa(in)38*0Sstevel@tonic-gate inet_ntoa(in)
39*0Sstevel@tonic-gate 	struct in_addr in;
40*0Sstevel@tonic-gate {
41*0Sstevel@tonic-gate 	static char b[18];
42*0Sstevel@tonic-gate 	register char *p;
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate 	p = (char *)&in;
45*0Sstevel@tonic-gate #define	UC(b)	(((int)b)&0xff)
46*0Sstevel@tonic-gate 	sprintf(b, "%d.%d.%d.%d", UC(p[0]), UC(p[1]), UC(p[2]), UC(p[3]));
47*0Sstevel@tonic-gate 	return (b);
48*0Sstevel@tonic-gate }
49