send_recv.c revision 72445 
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: send_recv.c,v 1.8 2000/07/11 16:00:58 joda Exp $");
37
38kadm5_ret_t
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 = sp->seek(sp, 0, SEEK_CUR);
49    ret = krb5_data_alloc(&msg, len);
50    sp->seek(sp, 0, SEEK_SET);
51    sp->fetch(sp, msg.data, msg.length);
52
53    ret = krb5_mk_priv(context->context, context->ac, &msg, &out, NULL);
54    krb5_data_free(&msg);
55    if(ret)
56	return ret;
57
58    sock = krb5_storage_from_fd(context->sock);
59    if(sock == NULL) {
60	krb5_data_free(&out);
61	return ENOMEM;
62    }
63
64    ret = krb5_store_data(sock, out);
65    krb5_storage_free(sock);
66    krb5_data_free(&out);
67    return ret;
68}
69
70kadm5_ret_t
71_kadm5_client_recv(kadm5_client_context *context, krb5_data *reply)
72{
73    krb5_error_code ret;
74    krb5_data data;
75    krb5_storage *sock;
76
77    sock = krb5_storage_from_fd(context->sock);
78    if(sock == NULL)
79	return ENOMEM;
80    ret = krb5_ret_data(sock, &data);
81    krb5_storage_free(sock);
82    if(ret == KRB5_CC_END)
83	return KADM5_RPC_ERROR;
84    else if(ret)
85	return ret;
86
87    ret = krb5_rd_priv(context->context, context->ac, &data, reply, NULL);
88    krb5_data_free(&data);
89    return ret;
90}
91
92