1 /*
2 * Copyright (c) 1997-2003, 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
_kadm5_client_send(kadm5_client_context * context,krb5_storage * sp)39 _kadm5_client_send(kadm5_client_context *context, krb5_storage *sp)
40 {
41 krb5_data msg, out;
42 krb5_error_code ret;
43 size_t len;
44 krb5_storage *sock;
45
46 assert(context->sock != -1);
47
48 len = krb5_storage_seek(sp, 0, SEEK_CUR);
49 ret = krb5_data_alloc(&msg, len);
50 if (ret) {
51 krb5_clear_error_message(context->context);
52 return ret;
53 }
54 krb5_storage_seek(sp, 0, SEEK_SET);
55 krb5_storage_read(sp, msg.data, msg.length);
56
57 ret = krb5_mk_priv(context->context, context->ac, &msg, &out, NULL);
58 krb5_data_free(&msg);
59 if(ret)
60 return ret;
61
62 sock = krb5_storage_from_fd(context->sock);
63 if(sock == NULL) {
64 krb5_clear_error_message(context->context);
65 krb5_data_free(&out);
66 return ENOMEM;
67 }
68
69 ret = krb5_store_data(sock, out);
70 if (ret)
71 krb5_clear_error_message(context->context);
72 krb5_storage_free(sock);
73 krb5_data_free(&out);
74 return ret;
75 }
76
77 kadm5_ret_t
_kadm5_client_recv(kadm5_client_context * context,krb5_data * reply)78 _kadm5_client_recv(kadm5_client_context *context, krb5_data *reply)
79 {
80 krb5_error_code ret;
81 krb5_data data;
82 krb5_storage *sock;
83
84 sock = krb5_storage_from_fd(context->sock);
85 if(sock == NULL) {
86 krb5_clear_error_message(context->context);
87 return ENOMEM;
88 }
89 ret = krb5_ret_data(sock, &data);
90 krb5_storage_free(sock);
91 krb5_clear_error_message(context->context);
92 if(ret == KRB5_CC_END)
93 return KADM5_RPC_ERROR;
94 else if(ret)
95 return ret;
96
97 ret = krb5_rd_priv(context->context, context->ac, &data, reply, NULL);
98 krb5_data_free(&data);
99 return ret;
100 }
101
102