xref: /freebsd/crypto/heimdal/lib/krb5/verify_krb5_conf.c (revision 5521ff5a4d1929056e7ffc982fac3341ca54df7c)
1 /*
2  * Copyright (c) 1999 - 2001 Kungliga Tekniska H�gskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
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.
16  *
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.
20  *
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
31  * SUCH DAMAGE.
32  */
33 
34 #include "krb5_locl.h"
35 #include <getarg.h>
36 RCSID("$Id: verify_krb5_conf.c,v 1.5 2001/05/14 06:14:52 assar Exp $");
37 
38 /* verify krb5.conf */
39 
40 static int version_flag = 0;
41 static int help_flag	= 0;
42 
43 static struct getargs args[] = {
44     {"version",	0,	arg_flag,	&version_flag,
45      "print version", NULL },
46     {"help",	0,	arg_flag,	&help_flag,
47      NULL, NULL }
48 };
49 
50 static void
51 usage (int ret)
52 {
53     arg_printusage (args,
54 		    sizeof(args)/sizeof(*args),
55 		    NULL,
56 		    "[config-file]");
57     exit (ret);
58 }
59 
60 int
61 main(int argc, char **argv)
62 {
63     krb5_context context;
64     const char *config_file = NULL;
65     krb5_error_code ret;
66     krb5_config_section *tmp_cf;
67     int optind = 0;
68 
69     setprogname (argv[0]);
70 
71     ret = krb5_init_context(&context);
72     if (ret)
73 	errx (1, "krb5_init_context failed");
74 
75     if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind))
76 	usage(1);
77 
78     if (help_flag)
79 	usage (0);
80 
81     if(version_flag){
82 	print_version(NULL);
83 	exit(0);
84     }
85 
86     argc -= optind;
87     argv += optind;
88 
89     if (argc == 0) {
90 	config_file = getenv("KRB5_CONFIG");
91 	if (config_file == NULL)
92 	    config_file = krb5_config_file;
93     } else if (argc == 1) {
94 	config_file = argv[0];
95     } else {
96 	usage (1);
97     }
98 
99     ret = krb5_config_parse_file (context, config_file, &tmp_cf);
100     if (ret == 0)
101 	return 0;
102     krb5_warn (context, ret, "krb5_config_parse_file");
103     return 1;
104 }
105