1 /*	$NetBSD: rename_s.c,v 1.1.1.1 2011/04/13 18:15:30 elric Exp $	*/
2 
3 /*
4  * Copyright (c) 1997 - 2001, 2003, 2005 - 2005 Kungliga Tekniska Högskolan
5  * (Royal Institute of Technology, Stockholm, Sweden).
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of the Institute nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include "kadm5_locl.h"
37 
38 __RCSID("$NetBSD: rename_s.c,v 1.1.1.1 2011/04/13 18:15:30 elric Exp $");
39 
40 kadm5_ret_t
41 kadm5_s_rename_principal(void *server_handle,
42 			 krb5_principal source,
43 			 krb5_principal target)
44 {
45     kadm5_server_context *context = server_handle;
46     kadm5_ret_t ret;
47     hdb_entry_ex ent;
48     krb5_principal oldname;
49 
50     memset(&ent, 0, sizeof(ent));
51     if(krb5_principal_compare(context->context, source, target))
52 	return KADM5_DUP; /* XXX is this right? */
53     ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
54     if(ret)
55 	return ret;
56     ret = context->db->hdb_fetch_kvno(context->context, context->db,
57 				      source, HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
58     if(ret){
59 	context->db->hdb_close(context->context, context->db);
60 	goto out;
61     }
62     ret = _kadm5_set_modifier(context, &ent.entry);
63     if(ret)
64 	goto out2;
65     {
66 	/* fix salt */
67 	int i;
68 	Salt salt;
69 	krb5_salt salt2;
70 	memset(&salt, 0, sizeof(salt));
71 	krb5_get_pw_salt(context->context, source, &salt2);
72 	salt.type = hdb_pw_salt;
73 	salt.salt = salt2.saltvalue;
74 	for(i = 0; i < ent.entry.keys.len; i++){
75 	    if(ent.entry.keys.val[i].salt == NULL){
76 		ent.entry.keys.val[i].salt =
77 		    malloc(sizeof(*ent.entry.keys.val[i].salt));
78 		if(ent.entry.keys.val[i].salt == NULL)
79 		    return ENOMEM;
80 		ret = copy_Salt(&salt, ent.entry.keys.val[i].salt);
81 		if(ret)
82 		    break;
83 	    }
84 	}
85 	krb5_free_salt(context->context, salt2);
86     }
87     if(ret)
88 	goto out2;
89     oldname = ent.entry.principal;
90     ent.entry.principal = target;
91 
92     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
93     if (ret) {
94 	ent.entry.principal = oldname;
95 	goto out2;
96     }
97 
98     kadm5_log_rename (context, source, &ent.entry);
99 
100     ret = context->db->hdb_store(context->context, context->db, 0, &ent);
101     if(ret){
102 	ent.entry.principal = oldname;
103 	goto out2;
104     }
105     ret = context->db->hdb_remove(context->context, context->db, oldname);
106     ent.entry.principal = oldname;
107 out2:
108     context->db->hdb_close(context->context, context->db);
109     hdb_free_entry(context->context, &ent);
110 out:
111     return _kadm5_error_code(ret);
112 }
113 
114