xref: /freebsd/crypto/heimdal/lib/kadm5/chpass_c.c (revision 62cfcf62f627e5093fb37026a6d8c98e4d2ef04c)
1 /*
2  * Copyright (c) 1997-2000, 2005-2006 Kungliga Tekniska Högskolan
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("$Id$");
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_message(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     if (ret)
65 	return ret;
66     ret = _kadm5_client_recv(context, &reply);
67     if(ret)
68 	return ret;
69     sp = krb5_storage_from_data (&reply);
70     if (sp == NULL) {
71 	krb5_clear_error_message(context->context);
72 	krb5_data_free (&reply);
73 	return ENOMEM;
74     }
75     krb5_ret_int32(sp, &tmp);
76     krb5_clear_error_message(context->context);
77     krb5_storage_free(sp);
78     krb5_data_free (&reply);
79     return tmp;
80 }
81 
82 kadm5_ret_t
83 kadm5_c_chpass_principal_with_key(void *server_handle,
84 				  krb5_principal princ,
85 				  int n_key_data,
86 				  krb5_key_data *key_data)
87 {
88     kadm5_client_context *context = server_handle;
89     kadm5_ret_t ret;
90     krb5_storage *sp;
91     unsigned char buf[1024];
92     int32_t tmp;
93     krb5_data reply;
94     int i;
95 
96     ret = _kadm5_connect(server_handle);
97     if(ret)
98 	return ret;
99 
100     sp = krb5_storage_from_mem(buf, sizeof(buf));
101     if (sp == NULL) {
102 	krb5_clear_error_message(context->context);
103 	return ENOMEM;
104     }
105     krb5_store_int32(sp, kadm_chpass_with_key);
106     krb5_store_principal(sp, princ);
107     krb5_store_int32(sp, n_key_data);
108     for (i = 0; i < n_key_data; ++i)
109 	kadm5_store_key_data (sp, &key_data[i]);
110     ret = _kadm5_client_send(context, sp);
111     krb5_storage_free(sp);
112     if (ret)
113 	return ret;
114     ret = _kadm5_client_recv(context, &reply);
115     if(ret)
116 	return ret;
117     sp = krb5_storage_from_data (&reply);
118     if (sp == NULL) {
119 	krb5_clear_error_message(context->context);
120 	krb5_data_free (&reply);
121 	return ENOMEM;
122     }
123     krb5_ret_int32(sp, &tmp);
124     krb5_clear_error_message(context->context);
125     krb5_storage_free(sp);
126     krb5_data_free (&reply);
127     return tmp;
128 }
129