4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/*
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * Copyright (c) 1986, 1993
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * The Regents of the University of California. All rights reserved.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * Redistribution and use in source and binary forms, with or without
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * modification, are permitted provided that the following conditions
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * are met:
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * 1. Redistributions of source code must retain the above copyright
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * notice, this list of conditions and the following disclaimer.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * 2. Redistributions in binary form must reproduce the above copyright
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * notice, this list of conditions and the following disclaimer in the
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * documentation and/or other materials provided with the distribution.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * 3. All advertising materials mentioning features or use of this software
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * must display the following acknowledgement:
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * This product includes software developed by the University of
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * California, Berkeley and its contributors.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * 4. Neither the name of the University nor the names of its contributors
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * may be used to endorse or promote products derived from this software
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * without specific prior written permission.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * SUCH DAMAGE.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync */
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#if defined(LIBC_SCCS) && !defined(lint)
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncstatic char sccsid[] = "@(#)ns_ntoa.c 8.1 (Berkeley) 6/4/93";
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#endif /* LIBC_SCCS and not lint */
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <sys/param.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <netns/ns.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <stdio.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncstatic char *spectHex();
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncchar *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncns_ntoa(
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync struct ns_addr addr
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync )
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync{
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync static char obuf[40];
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync union { union ns_net net_e; u_long long_e; } net;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync u_short port = htons(addr.x_port);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register char *cp;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync char *cp2;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register u_char *up = addr.x_host.c_host;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync u_char *uplim = up + 6;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync net.net_e = addr.x_net;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync sprintf(obuf, "%lx", (u_long)ntohl(net.long_e));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync cp = spectHex(obuf);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync cp2 = cp + 1;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync while (*up==0 && up < uplim) up++;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (up == uplim) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (port) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync sprintf(cp, ".0");
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync cp += 2;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync } else {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync sprintf(cp, ".%x", *up++);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync while (up < uplim) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync while (*cp) cp++;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync sprintf(cp, "%02x", *up++);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync cp = spectHex(cp2);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (port) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync sprintf(cp, ".%x", port);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync spectHex(cp + 1);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (obuf);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync}
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncstatic char *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncspectHex(
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync char *p0
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync )
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync{
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync int ok = 0;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync int nonzero = 0;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register char *p = p0;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync for (; *p; p++) switch (*p) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *p += ('A' - 'a');
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /* fall into . . . */
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync ok = 1;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync case '1': case '2': case '3': case '4': case '5':
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync case '6': case '7': case '8': case '9':
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync nonzero = 1;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (nonzero && !ok) { *p++ = 'H'; *p = 0; }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (p);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync}