xref: /freebsd/crypto/heimdal/lib/kadm5/chpass_c.c (revision 271c3a9060f2ee55607ebe146523f888e1db2654)
1 /*
2  * Copyright (c) 1997-2000, 2005-2006 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 "kadm5_locl.h"
35 
36 RCSID("$Id: chpass_c.c 16661 2006-01-25 12:50:10Z lha $");
37 
38 kadm5_ret_t
39 kadm5_c_chpass_principal(void *server_handle,
40 			 krb5_principal princ,
41 			 const char *password)
42 {
43     kadm5_client_context *context = server_handle;
44     kadm5_ret_t ret;
45     krb5_storage *sp;
46     unsigned char buf[1024];
47     int32_t tmp;
48     krb5_data reply;
49 
50     ret = _kadm5_connect(server_handle);
51     if(ret)
52 	return ret;
53 
54     sp = krb5_storage_from_mem(buf, sizeof(buf));
55     if (sp == NULL) {
56 	krb5_clear_error_string(context->context);
57 	return ENOMEM;
58     }
59     krb5_store_int32(sp, kadm_chpass);
60     krb5_store_principal(sp, princ);
61     krb5_store_string(sp, password);
62     ret = _kadm5_client_send(context, sp);
63     krb5_storage_free(sp);
64     ret = _kadm5_client_recv(context, &reply);
65     if(ret)
66 	return ret;
67     sp = krb5_storage_from_data (&reply);
68     if (sp == NULL) {
69 	krb5_clear_error_string(context->context);
70 	krb5_data_free (&reply);
71 	return ENOMEM;
72     }
73     krb5_ret_int32(sp, &tmp);
74     krb5_clear_error_string(context->context);
75     krb5_storage_free(sp);
76     krb5_data_free (&reply);
77     return tmp;
78 }
79 
80 kadm5_ret_t
81 kadm5_c_chpass_principal_with_key(void *server_handle,
82 				  krb5_principal princ,
83 				  int n_key_data,
84 				  krb5_key_data *key_data)
85 {
86     kadm5_client_context *context = server_handle;
87     kadm5_ret_t ret;
88     krb5_storage *sp;
89     unsigned char buf[1024];
90     int32_t tmp;
91     krb5_data reply;
92     int i;
93 
94     ret = _kadm5_connect(server_handle);
95     if(ret)
96 	return ret;
97 
98     sp = krb5_storage_from_mem(buf, sizeof(buf));
99     if (sp == NULL) {
100 	krb5_clear_error_string(context->context);
101 	return ENOMEM;
102     }
103     krb5_store_int32(sp, kadm_chpass_with_key);
104     krb5_store_principal(sp, princ);
105     krb5_store_int32(sp, n_key_data);
106     for (i = 0; i < n_key_data; ++i)
107 	kadm5_store_key_data (sp, &key_data[i]);
108     ret = _kadm5_client_send(context, sp);
109     krb5_storage_free(sp);
110     ret = _kadm5_client_recv(context, &reply);
111     if(ret)
112 	return ret;
113     sp = krb5_storage_from_data (&reply);
114     if (sp == NULL) {
115 	krb5_clear_error_string(context->context);
116 	krb5_data_free (&reply);
117 	return ENOMEM;
118     }
119     krb5_ret_int32(sp, &tmp);
120     krb5_clear_error_string(context->context);
121     krb5_storage_free(sp);
122     krb5_data_free (&reply);
123     return tmp;
124 }
125