2 * Copyright (c) 1997 - 2000 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include "test_locl.h"
36 RCSID("$Id: common.c,v 1.11 2000/08/27 04:29:34 assar Exp $");
39 static int version_flag;
40 static char *port_str;
41 static char *keytab_str;
43 char *service = SERVICE;
46 static struct getargs args[] = {
47 { "port", 'p', arg_string, &port_str, "port to listen to", "port" },
48 { "service", 's', arg_string, &service, "service to use", "service" },
49 { "keytab", 'k', arg_string, &keytab_str, "keytab to use", "keytab" },
50 { "fork", 'f', arg_flag, &fork_flag, "do fork" },
51 { "help", 'h', arg_flag, &help_flag },
52 { "version", 0, arg_flag, &version_flag }
55 static int num_args = sizeof(args) / sizeof(args[0]);
58 server_usage(int code, struct getargs *args, int num_args)
60 arg_printusage(args, num_args, NULL, "");
65 client_usage(int code, struct getargs *args, int num_args)
67 arg_printusage(args, num_args, NULL, "host");
73 common_setup(krb5_context *context, int *argc, char **argv,
74 void (*usage)(int, struct getargs*, int))
77 *argc = krb5_program_setup(context, *argc, argv, args, num_args, usage);
80 (*usage)(0, args, num_args);
87 struct servent *s = roken_getservbyname(port_str, "tcp");
93 port = strtol (port_str, &ptr, 10);
94 if (port == 0 && ptr == port_str)
95 errx (1, "Bad port `%s'", port_str);
101 port = krb5_getportbyname (*context, PORT, "tcp", 4711);
107 server_setup(krb5_context *context, int argc, char **argv)
109 int port = common_setup(context, &argc, argv, server_usage);
112 if(argv[argc] != NULL)
113 server_usage(1, args, num_args);
114 if (keytab_str != NULL)
115 ret = krb5_kt_resolve (*context, keytab_str, &keytab);
117 ret = krb5_kt_default (*context, &keytab);
119 krb5_err (*context, 1, ret, "krb5_kt_resolve/default");
124 client_setup(krb5_context *context, int *argc, char **argv)
127 int port = common_setup(context, &optind, argv, client_usage);
128 if(*argc - optind != 1)
129 client_usage(1, args, num_args);
135 client_doit (const char *hostname, int port, const char *service,
136 int (*func)(int, const char *hostname, const char *service))
138 struct addrinfo *ai, *a;
139 struct addrinfo hints;
141 char portstr[NI_MAXSERV];
143 memset (&hints, 0, sizeof(hints));
144 hints.ai_socktype = SOCK_STREAM;
145 hints.ai_protocol = IPPROTO_TCP;
147 snprintf (portstr, sizeof(portstr), "%u", ntohs(port));
149 error = getaddrinfo (hostname, portstr, &hints, &ai);
151 errx (1, "%s: %s", hostname, gai_strerror(error));
155 for (a = ai; a != NULL; a = a->ai_next) {
158 s = socket (a->ai_family, a->ai_socktype, a->ai_protocol);
161 if (connect (s, a->ai_addr, a->ai_addrlen) < 0) {
162 warn ("connect(%s)", hostname);
167 return (*func) (s, hostname, service);
169 warnx ("failed to contact %s", hostname);