xref: /freebsd/crypto/heimdal/kadmin/ext.c (revision 1669d8afc64812c8d2d1d147ae1fd42ff441e1b1)
1 /*
2  * Copyright (c) 1997 - 2002 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 "kadmin_locl.h"
35 
36 RCSID("$Id: ext.c,v 1.8 2002/02/11 14:29:52 joda Exp $");
37 
38 struct ext_keytab_data {
39     krb5_keytab keytab;
40 };
41 
42 static struct getargs args[] = {
43     { "keytab",		'k',	arg_string,	NULL, "keytab to use" },
44 };
45 
46 static int num_args = sizeof(args) / sizeof(args[0]);
47 
48 static void
49 usage(void)
50 {
51     arg_printusage(args, num_args, "ext", "principal...");
52 }
53 
54 static int
55 do_ext_keytab(krb5_principal principal, void *data)
56 {
57     krb5_error_code ret;
58     int i;
59     kadm5_principal_ent_rec princ;
60     struct ext_keytab_data *e = data;
61 
62     ret = kadm5_get_principal(kadm_handle, principal, &princ,
63 			      KADM5_PRINCIPAL|KADM5_KVNO|KADM5_KEY_DATA);
64     if(ret)
65 	return ret;
66     for(i = 0; i < princ.n_key_data; i++){
67 	krb5_keytab_entry key;
68 	krb5_key_data *k = &princ.key_data[i];
69 	key.principal = princ.principal;
70 	key.vno = k->key_data_kvno;
71 	key.keyblock.keytype = k->key_data_type[0];
72 	key.keyblock.keyvalue.length = k->key_data_length[0];
73 	key.keyblock.keyvalue.data = k->key_data_contents[0];
74 	key.timestamp = time(NULL);
75 	ret = krb5_kt_add_entry(context, e->keytab, &key);
76 	if(ret)
77 	    krb5_warn(context, ret, "krb5_kt_add_entry");
78     }
79     kadm5_free_principal_ent(kadm_handle, &princ);
80     return 0;
81 }
82 
83 int
84 ext_keytab(int argc, char **argv)
85 {
86     krb5_error_code ret;
87     int i;
88     int optind = 0;
89     char *keytab = NULL;
90     struct ext_keytab_data data;
91 
92     args[0].value = &keytab;
93     if(getarg(args, num_args, argc, argv, &optind)){
94 	usage();
95 	return 0;
96     }
97     if (keytab == NULL)
98 	ret = krb5_kt_default(context, &data.keytab);
99     else
100 	ret = krb5_kt_resolve(context, keytab, &data.keytab);
101 
102     if(ret){
103 	krb5_warn(context, ret, "krb5_kt_resolve");
104 	return 0;
105     }
106 
107     argc -= optind;
108     argv += optind;
109 
110     for(i = 0; i < argc; i++)
111 	foreach_principal(argv[i], do_ext_keytab, "ext", &data);
112 
113     krb5_kt_close(context, data.keytab);
114 
115     return 0;
116 }
117