randkey_c.c revision 55682 
1/*
2 * Copyright (c) 1997 - 1999 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
36RCSID("$Id: randkey_c.c,v 1.3 1999/12/02 17:05:07 joda Exp $");
37
38kadm5_ret_t
39kadm5_c_randkey_principal(void *server_handle,
40			  krb5_principal princ,
41			  krb5_keyblock **new_keys,
42			  int *n_keys)
43{
44    kadm5_client_context *context = server_handle;
45    kadm5_ret_t ret;
46    krb5_storage *sp;
47    unsigned char buf[1024];
48    int32_t tmp;
49    krb5_data reply;
50
51    sp = krb5_storage_from_mem(buf, sizeof(buf));
52    if (sp == NULL)
53	return ENOMEM;
54    krb5_store_int32(sp, kadm_randkey);
55    krb5_store_principal(sp, princ);
56    ret = _kadm5_client_send(context, sp);
57    krb5_storage_free(sp);
58    if (ret)
59	return ret;
60    ret = _kadm5_client_recv(context, &reply);
61    if(ret)
62	return ret;
63    sp = krb5_storage_from_data(&reply);
64    if (sp == NULL) {
65	krb5_data_free (&reply);
66	return ENOMEM;
67    }
68    krb5_ret_int32(sp, &tmp);
69    ret = tmp;
70    if(ret == 0){
71	krb5_keyblock *k;
72	int i;
73
74	krb5_ret_int32(sp, &tmp);
75	k = malloc(tmp * sizeof(*k));
76	if (k == NULL) {
77	    ret = ENOMEM;
78	    goto out;
79	}
80	for(i = 0; i < tmp; i++)
81	    krb5_ret_keyblock(sp, &k[i]);
82	*n_keys = tmp;
83	*new_keys = k;
84    }
85out:
86    krb5_storage_free(sp);
87    krb5_data_free (&reply);
88    return ret;
89}
90