155682Smarkm/* 2233294Sstas * Copyright (c) 1999 - 2000 Kungliga Tekniska H��gskolan 355682Smarkm * (Royal Institute of Technology, Stockholm, Sweden). 455682Smarkm * All rights reserved. 5233294Sstas * 655682Smarkm * Redistribution and use in source and binary forms, with or without 755682Smarkm * modification, are permitted provided that the following conditions 855682Smarkm * are met: 9233294Sstas * 1055682Smarkm * 1. Redistributions of source code must retain the above copyright 1155682Smarkm * notice, this list of conditions and the following disclaimer. 12233294Sstas * 1355682Smarkm * 2. Redistributions in binary form must reproduce the above copyright 1455682Smarkm * notice, this list of conditions and the following disclaimer in the 1555682Smarkm * documentation and/or other materials provided with the distribution. 16233294Sstas * 1755682Smarkm * 3. Neither the name of the Institute nor the names of its contributors 1855682Smarkm * may be used to endorse or promote products derived from this software 1955682Smarkm * without specific prior written permission. 20233294Sstas * 2155682Smarkm * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 2255682Smarkm * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2355682Smarkm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2455682Smarkm * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 2555682Smarkm * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2655682Smarkm * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2755682Smarkm * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2855682Smarkm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2955682Smarkm * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3055682Smarkm * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3155682Smarkm * SUCH DAMAGE. 3255682Smarkm */ 3355682Smarkm 3455682Smarkm#include <config.h> 3555682Smarkm 3655682Smarkm#include "roken.h" 3755682Smarkm#include "getarg.h" 3855682Smarkm 3955682Smarkmstatic int flags; 4055682Smarkmstatic int family; 4155682Smarkmstatic int socktype; 4255682Smarkm 43233294Sstasstatic int verbose_counter; 4455682Smarkmstatic int version_flag; 4555682Smarkmstatic int help_flag; 4655682Smarkm 4755682Smarkmstatic struct getargs args[] = { 48233294Sstas {"verbose", 0, arg_counter, &verbose_counter,"verbose", NULL}, 4955682Smarkm {"flags", 0, arg_integer, &flags, "flags", NULL}, 5055682Smarkm {"family", 0, arg_integer, &family, "family", NULL}, 5155682Smarkm {"socktype",0, arg_integer, &socktype, "socktype", NULL}, 5255682Smarkm {"version", 0, arg_flag, &version_flag, "print version",NULL}, 5355682Smarkm {"help", 0, arg_flag, &help_flag, NULL, NULL} 5455682Smarkm}; 5555682Smarkm 5655682Smarkmstatic void 5755682Smarkmusage(int ret) 5855682Smarkm{ 5955682Smarkm arg_printusage (args, 6055682Smarkm sizeof(args) / sizeof(args[0]), 6155682Smarkm NULL, 6255682Smarkm "[nodename servname...]"); 6355682Smarkm exit (ret); 6455682Smarkm} 6555682Smarkm 6655682Smarkmstatic void 6755682Smarkmdoit (const char *nodename, const char *servname) 6855682Smarkm{ 6955682Smarkm struct addrinfo hints; 7055682Smarkm struct addrinfo *res, *r; 7155682Smarkm int ret; 7255682Smarkm 73233294Sstas if (verbose_counter) 74233294Sstas printf ("(%s,%s)... ", nodename ? nodename : "null", servname); 7555682Smarkm 7655682Smarkm memset (&hints, 0, sizeof(hints)); 7755682Smarkm hints.ai_flags = flags; 7855682Smarkm hints.ai_family = family; 7955682Smarkm hints.ai_socktype = socktype; 8055682Smarkm 8155682Smarkm ret = getaddrinfo (nodename, servname, &hints, &res); 82233294Sstas if (ret) 83233294Sstas errx(1, "error: %s\n", gai_strerror(ret)); 8455682Smarkm 85233294Sstas if (verbose_counter) 86233294Sstas printf ("\n"); 87233294Sstas 8855682Smarkm for (r = res; r != NULL; r = r->ai_next) { 8955682Smarkm char addrstr[256]; 9055682Smarkm 91233294Sstas if (inet_ntop (r->ai_family, 9255682Smarkm socket_get_address (r->ai_addr), 9355682Smarkm addrstr, sizeof(addrstr)) == NULL) { 94233294Sstas if (verbose_counter) 95233294Sstas printf ("\tbad address?\n"); 9655682Smarkm continue; 97233294Sstas } 98233294Sstas if (verbose_counter) { 99233294Sstas printf ("\tfamily = %d, socktype = %d, protocol = %d, " 100233294Sstas "address = \"%s\", port = %d", 101233294Sstas r->ai_family, r->ai_socktype, r->ai_protocol, 102233294Sstas addrstr, 103233294Sstas ntohs(socket_get_port (r->ai_addr))); 104233294Sstas if (r->ai_canonname) 105233294Sstas printf (", canonname = \"%s\"", r->ai_canonname); 106233294Sstas printf ("\n"); 107233294Sstas } 10855682Smarkm } 10955682Smarkm freeaddrinfo (res); 11055682Smarkm} 11155682Smarkm 11255682Smarkmint 11355682Smarkmmain(int argc, char **argv) 11455682Smarkm{ 115178825Sdfr int optidx = 0; 11655682Smarkm int i; 11755682Smarkm 11878527Sassar setprogname (argv[0]); 11955682Smarkm 12055682Smarkm if (getarg (args, sizeof(args) / sizeof(args[0]), argc, argv, 121178825Sdfr &optidx)) 12255682Smarkm usage (1); 12355682Smarkm 12455682Smarkm if (help_flag) 12555682Smarkm usage (0); 12655682Smarkm 12755682Smarkm if (version_flag) { 128233294Sstas fprintf (stderr, "%s from %s-%s\n", getprogname(), PACKAGE, VERSION); 12955682Smarkm return 0; 13055682Smarkm } 13155682Smarkm 132178825Sdfr argc -= optidx; 133178825Sdfr argv += optidx; 13455682Smarkm 13555682Smarkm if (argc % 2 != 0) 13655682Smarkm usage (1); 13755682Smarkm 13855682Smarkm for (i = 0; i < argc; i += 2) { 13955682Smarkm const char *nodename = argv[i]; 14055682Smarkm 14155682Smarkm if (strcmp (nodename, "null") == 0) 14255682Smarkm nodename = NULL; 14355682Smarkm 14455682Smarkm doit (nodename, argv[i+1]); 14555682Smarkm } 14655682Smarkm return 0; 14755682Smarkm} 148