1/* 2 * Copyright (c) 1986, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> 31__FBSDID("$FreeBSD$"); 32 33#if defined(LIBC_SCCS) && !defined(lint) 34static char sccsid[] = "@(#)ipx_ntoa.c"; 35#endif /* LIBC_SCCS and not lint */ 36 37#include <sys/param.h> 38#include <arpa/inet.h> 39#include <netipx/ipx.h> 40#include <stdio.h> 41 42static char *spectHex(char *); 43 44char * 45ipx_ntoa(addr) 46 struct ipx_addr addr; 47{ 48 static char obuf[40]; 49 union { union ipx_net net_e; u_long long_e; } net; 50 u_short port = htons(addr.x_port); 51 char *cp; 52 char *cp2; 53 u_char *up = addr.x_host.c_host; 54 u_char *uplim = up + 6; 55 56 net.net_e = addr.x_net; 57 sprintf(obuf, "%lx", (u_long)ntohl(net.long_e)); 58 cp = spectHex(obuf); 59 cp2 = cp + 1; 60 while (*up==0 && up < uplim) up++; 61 if (up == uplim) { 62 if (port) { 63 sprintf(cp, ".0"); 64 cp += 2; 65 } 66 } else { 67 sprintf(cp, ".%x", *up++); 68 while (up < uplim) { 69 while (*cp) cp++; 70 sprintf(cp, "%02x", *up++); 71 } 72 cp = spectHex(cp2); 73 } 74 if (port) { 75 sprintf(cp, ".%x", port); 76 spectHex(cp + 1); 77 } 78 return (obuf); 79} 80 81static char * 82spectHex(p0) 83 char *p0; 84{ 85 int ok = 0; 86 int nonzero = 0; 87 char *p = p0; 88 for (; *p; p++) switch (*p) { 89 90 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': 91 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': 92 ok = 1; 93 case '1': case '2': case '3': case '4': case '5': 94 case '6': case '7': case '8': case '9': 95 nonzero = 1; 96 } 97 if (nonzero && !ok) { *p++ = 'H'; *p = 0; } 98 return (p); 99} 100