1*4a5d661aSToomas Soome /* 2*4a5d661aSToomas Soome * Copyright (c) 1983, 1993 3*4a5d661aSToomas Soome * The Regents of the University of California. All rights reserved. 4*4a5d661aSToomas Soome * 5*4a5d661aSToomas Soome * Redistribution and use in source and binary forms, with or without 6*4a5d661aSToomas Soome * modification, are permitted provided that the following conditions 7*4a5d661aSToomas Soome * are met: 8*4a5d661aSToomas Soome * 1. Redistributions of source code must retain the above copyright 9*4a5d661aSToomas Soome * notice, this list of conditions and the following disclaimer. 10*4a5d661aSToomas Soome * 2. Redistributions in binary form must reproduce the above copyright 11*4a5d661aSToomas Soome * notice, this list of conditions and the following disclaimer in the 12*4a5d661aSToomas Soome * documentation and/or other materials provided with the distribution. 13*4a5d661aSToomas Soome * 4. Neither the name of the University nor the names of its contributors 14*4a5d661aSToomas Soome * may be used to endorse or promote products derived from this software 15*4a5d661aSToomas Soome * without specific prior written permission. 16*4a5d661aSToomas Soome * 17*4a5d661aSToomas Soome * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18*4a5d661aSToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19*4a5d661aSToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20*4a5d661aSToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21*4a5d661aSToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22*4a5d661aSToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23*4a5d661aSToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24*4a5d661aSToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25*4a5d661aSToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26*4a5d661aSToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27*4a5d661aSToomas Soome * SUCH DAMAGE. 28*4a5d661aSToomas Soome */ 29*4a5d661aSToomas Soome 30*4a5d661aSToomas Soome #include <sys/cdefs.h> 31*4a5d661aSToomas Soome __FBSDID("$FreeBSD$"); 32*4a5d661aSToomas Soome 33*4a5d661aSToomas Soome #if defined(LIBC_SCCS) && !defined(lint) 34*4a5d661aSToomas Soome static char sccsid[] = "@(#)inet_ntoa.c 8.1 (Berkeley) 6/4/93"; 35*4a5d661aSToomas Soome #endif /* LIBC_SCCS and not lint */ 36*4a5d661aSToomas Soome 37*4a5d661aSToomas Soome #include <sys/types.h> 38*4a5d661aSToomas Soome #include <sys/socket.h> 39*4a5d661aSToomas Soome #include <netinet/in.h> 40*4a5d661aSToomas Soome #include <arpa/inet.h> 41*4a5d661aSToomas Soome #include "stand.h" 42*4a5d661aSToomas Soome 43*4a5d661aSToomas Soome /* 44*4a5d661aSToomas Soome * Convert network-format internet address 45*4a5d661aSToomas Soome * to base 256 d.d.d.d representation. 46*4a5d661aSToomas Soome */ 47*4a5d661aSToomas Soome char * 48*4a5d661aSToomas Soome inet_ntoa(in) 49*4a5d661aSToomas Soome struct in_addr in; 50*4a5d661aSToomas Soome { 51*4a5d661aSToomas Soome static const char fmt[] = "%u.%u.%u.%u"; 52*4a5d661aSToomas Soome static char ret[sizeof "255.255.255.255"]; 53*4a5d661aSToomas Soome unsigned char *src = (unsigned char *) ∈ 54*4a5d661aSToomas Soome 55*4a5d661aSToomas Soome sprintf(ret, fmt, src[0], src[1], src[2], src[3]); 56*4a5d661aSToomas Soome return (ret); 57*4a5d661aSToomas Soome } 58*4a5d661aSToomas Soome 59*4a5d661aSToomas Soome /* 60*4a5d661aSToomas Soome * Weak aliases for applications that use certain private entry points, 61*4a5d661aSToomas Soome * and fail to include <arpa/inet.h>. 62*4a5d661aSToomas Soome */ 63*4a5d661aSToomas Soome #undef inet_ntoa 64*4a5d661aSToomas Soome __weak_reference(__inet_ntoa, inet_ntoa); 65