67422a6b02
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9704 ec53bebd-3082-4978-b11e-865c3cabbd6b
145 lines
3.9 KiB
C
145 lines
3.9 KiB
C
/*
|
|
* Copyright (c) 1999 - 2000 Kungliga Tekniska Högskolan
|
|
* (Royal Institute of Technology, Stockholm, Sweden).
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
RCSID("$Id$");
|
|
#endif
|
|
|
|
#include "roken.h"
|
|
#include "getarg.h"
|
|
|
|
static int flags;
|
|
static int family;
|
|
static int socktype;
|
|
|
|
static int version_flag;
|
|
static int help_flag;
|
|
|
|
static struct getargs args[] = {
|
|
{"flags", 0, arg_integer, &flags, "flags", NULL},
|
|
{"family", 0, arg_integer, &family, "family", NULL},
|
|
{"socktype",0, arg_integer, &socktype, "socktype", NULL},
|
|
{"version", 0, arg_flag, &version_flag, "print version",NULL},
|
|
{"help", 0, arg_flag, &help_flag, NULL, NULL}
|
|
};
|
|
|
|
static void
|
|
usage(int ret)
|
|
{
|
|
arg_printusage (args,
|
|
sizeof(args) / sizeof(args[0]),
|
|
NULL,
|
|
"[nodename servname...]");
|
|
exit (ret);
|
|
}
|
|
|
|
static void
|
|
doit (const char *nodename, const char *servname)
|
|
{
|
|
struct addrinfo hints;
|
|
struct addrinfo *res, *r;
|
|
int ret;
|
|
|
|
printf ("(%s,%s)... ", nodename ? nodename : "null", servname);
|
|
|
|
memset (&hints, 0, sizeof(hints));
|
|
hints.ai_flags = flags;
|
|
hints.ai_family = family;
|
|
hints.ai_socktype = socktype;
|
|
|
|
ret = getaddrinfo (nodename, servname, &hints, &res);
|
|
if (ret) {
|
|
printf ("error: %s\n", gai_strerror(ret));
|
|
return;
|
|
}
|
|
printf ("\n");
|
|
|
|
for (r = res; r != NULL; r = r->ai_next) {
|
|
char addrstr[256];
|
|
|
|
if (inet_ntop (r->ai_family,
|
|
socket_get_address (r->ai_addr),
|
|
addrstr, sizeof(addrstr)) == NULL) {
|
|
printf ("\tbad address?\n");
|
|
continue;
|
|
}
|
|
printf ("\t(family = %d, socktype = %d, protocol = %d, "
|
|
"address = \"%s\", port = %d",
|
|
r->ai_family, r->ai_socktype, r->ai_protocol,
|
|
addrstr,
|
|
ntohs(socket_get_port (r->ai_addr)));
|
|
if (r->ai_canonname)
|
|
printf (", canonname = \"%s\"", r->ai_canonname);
|
|
printf ("\n");
|
|
}
|
|
freeaddrinfo (res);
|
|
}
|
|
|
|
int
|
|
main(int argc, char **argv)
|
|
{
|
|
int optind = 0;
|
|
int i;
|
|
|
|
setprogname (argv[0]);
|
|
|
|
if (getarg (args, sizeof(args) / sizeof(args[0]), argc, argv,
|
|
&optind))
|
|
usage (1);
|
|
|
|
if (help_flag)
|
|
usage (0);
|
|
|
|
if (version_flag) {
|
|
fprintf (stderr, "%s from %s-%s)\n", getprogname(), PACKAGE, VERSION);
|
|
return 0;
|
|
}
|
|
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
if (argc % 2 != 0)
|
|
usage (1);
|
|
|
|
for (i = 0; i < argc; i += 2) {
|
|
const char *nodename = argv[i];
|
|
|
|
if (strcmp (nodename, "null") == 0)
|
|
nodename = NULL;
|
|
|
|
doit (nodename, argv[i+1]);
|
|
}
|
|
return 0;
|
|
}
|