1/*	$NetBSD: convert_creds.c,v 1.2 2017/01/28 21:31:49 christos Exp $	*/
2
3/*
4 * Copyright (c) 1997 - 2004 Kungliga Tekniska H��gskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include "krb5_locl.h"
37#include <krb5/krb5-v4compat.h>
38
39#ifndef HEIMDAL_SMALLER
40
41/**
42 * Convert the v5 credentials in in_cred to v4-dito in v4creds.  This
43 * is done by sending them to the 524 function in the KDC.  If
44 * `in_cred' doesn't contain a DES session key, then a new one is
45 * gotten from the KDC and stored in the cred cache `ccache'.
46 *
47 * @param context Kerberos 5 context.
48 * @param in_cred the credential to convert
49 * @param v4creds the converted credential
50 *
51 * @return Returns 0 to indicate success. Otherwise an kerberos et
52 * error code is returned, see krb5_get_error_message().
53 *
54 * @ingroup krb5_v4compat
55 */
56
57KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
58krb524_convert_creds_kdc(krb5_context context,
59			 krb5_creds *in_cred,
60			 struct credentials *v4creds)
61    KRB5_DEPRECATED_FUNCTION("Use X instead")
62{
63    memset(v4creds, 0, sizeof(*v4creds));
64    krb5_set_error_message(context, EINVAL,
65			   N_("krb524_convert_creds_kdc not supported", ""));
66    return EINVAL;
67}
68
69/**
70 * Convert the v5 credentials in in_cred to v4-dito in v4creds,
71 * check the credential cache ccache before checking with the KDC.
72 *
73 * @param context Kerberos 5 context.
74 * @param ccache credential cache used to check for des-ticket.
75 * @param in_cred the credential to convert
76 * @param v4creds the converted credential
77 *
78 * @return Returns 0 to indicate success. Otherwise an kerberos et
79 * error code is returned, see krb5_get_error_message().
80 *
81 * @ingroup krb5_v4compat
82 */
83
84KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
85krb524_convert_creds_kdc_ccache(krb5_context context,
86				krb5_ccache ccache,
87				krb5_creds *in_cred,
88				struct credentials *v4creds)
89    KRB5_DEPRECATED_FUNCTION("Use X instead")
90{
91    memset(v4creds, 0, sizeof(*v4creds));
92    krb5_set_error_message(context, EINVAL,
93			   N_("krb524_convert_creds_kdc_ccache not supported", ""));
94    return EINVAL;
95}
96
97#endif
98