xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/inquire_cred_by_mech.c (revision d3273b5b76f5afaafe308cead5511dbb8df8c5e9)
1 /*	$NetBSD: inquire_cred_by_mech.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2003, 2006, 2007 Kungliga Tekniska Högskolan
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 "gsskrb5_locl.h"
37 
_gsskrb5_inquire_cred_by_mech(OM_uint32 * minor_status,gss_const_cred_id_t cred_handle,const gss_OID mech_type,gss_name_t * name,OM_uint32 * initiator_lifetime,OM_uint32 * acceptor_lifetime,gss_cred_usage_t * cred_usage)38 OM_uint32 GSSAPI_CALLCONV _gsskrb5_inquire_cred_by_mech (
39     OM_uint32 * minor_status,
40 	gss_const_cred_id_t cred_handle,
41 	const gss_OID mech_type,
42 	gss_name_t * name,
43 	OM_uint32 * initiator_lifetime,
44 	OM_uint32 * acceptor_lifetime,
45 	gss_cred_usage_t * cred_usage
46     )
47 {
48     gss_cred_usage_t usage;
49     OM_uint32 maj_stat;
50     OM_uint32 lifetime;
51 
52     /*
53      * XXX This is busted.  _gsskrb5_inquire_cred() should be implemented in
54      * terms of _gsskrb5_inquire_cred_by_mech(), NOT the other way around.
55      */
56     maj_stat =
57 	_gsskrb5_inquire_cred (minor_status, cred_handle,
58 			       name, &lifetime, &usage, NULL);
59     if (maj_stat)
60 	return maj_stat;
61 
62     if (initiator_lifetime) {
63 	if (usage == GSS_C_INITIATE || usage == GSS_C_BOTH)
64 	    *initiator_lifetime = lifetime;
65 	else
66 	    *initiator_lifetime = 0;
67     }
68 
69     if (acceptor_lifetime) {
70 	if (usage == GSS_C_ACCEPT || usage == GSS_C_BOTH)
71 	    *acceptor_lifetime = lifetime;
72 	else
73 	    *acceptor_lifetime = 0;
74     }
75 
76     if (cred_usage)
77 	*cred_usage = usage;
78 
79     return GSS_S_COMPLETE;
80 }
81