2 * Copyright (c) 2005 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/lib/libgssapi/gss_inquire_cred.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
29 #include "mech_locl.h"
36 updateusage(gss_cred_usage_t usage
, int *usagemask
)
38 if (usage
== GSS_C_BOTH
)
39 *usagemask
|= AUSAGE
| IUSAGE
;
40 else if (usage
== GSS_C_ACCEPT
)
42 else if (usage
== GSS_C_INITIATE
)
46 OM_uint32 GSSAPI_LIB_FUNCTION
47 gss_inquire_cred(OM_uint32
*minor_status
,
48 const gss_cred_id_t cred_handle
,
51 gss_cred_usage_t
*cred_usage
,
52 gss_OID_set
*mechanisms
)
54 OM_uint32 major_status
;
55 struct _gss_mech_switch
*m
;
56 struct _gss_cred
*cred
= (struct _gss_cred
*) cred_handle
;
57 struct _gss_name
*name
;
58 struct _gss_mechanism_name
*mn
;
59 OM_uint32 min_lifetime
;
62 gss_cred_usage_t usage
;
68 *name_ret
= GSS_C_NO_NAME
;
74 *mechanisms
= GSS_C_NO_OID_SET
;
77 name
= calloc(1, sizeof(*name
));
79 *minor_status
= ENOMEM
;
80 return (GSS_S_FAILURE
);
82 SLIST_INIT(&name
->gn_mn
);
88 major_status
= gss_create_empty_oid_set(minor_status
,
92 return (major_status
);
96 min_lifetime
= GSS_C_INDEFINITE
;
98 struct _gss_mechanism_cred
*mc
;
100 SLIST_FOREACH(mc
, &cred
->gc_mc
, gmc_link
) {
102 OM_uint32 mc_lifetime
;
104 major_status
= mc
->gmc_mech
->gm_inquire_cred(minor_status
,
105 mc
->gmc_cred
, &mc_name
, &mc_lifetime
, &usage
, NULL
);
109 updateusage(usage
, &usagemask
);
111 mn
= malloc(sizeof(struct _gss_mechanism_name
));
113 mc
->gmc_mech
->gm_release_name(minor_status
,
117 mn
->gmn_mech
= mc
->gmc_mech
;
118 mn
->gmn_mech_oid
= mc
->gmc_mech_oid
;
119 mn
->gmn_name
= mc_name
;
120 SLIST_INSERT_HEAD(&name
->gn_mn
, mn
, gmn_link
);
122 mc
->gmc_mech
->gm_release_name(minor_status
,
126 if (mc_lifetime
< min_lifetime
)
127 min_lifetime
= mc_lifetime
;
130 gss_add_oid_set_member(minor_status
,
131 mc
->gmc_mech_oid
, mechanisms
);
135 SLIST_FOREACH(m
, &_gss_mechs
, gm_link
) {
137 OM_uint32 mc_lifetime
;
139 major_status
= m
->gm_mech
.gm_inquire_cred(minor_status
,
140 GSS_C_NO_CREDENTIAL
, &mc_name
, &mc_lifetime
,
145 updateusage(usage
, &usagemask
);
146 if (name
&& mc_name
) {
148 sizeof(struct _gss_mechanism_name
));
150 m
->gm_mech
.gm_release_name(
151 minor_status
, &mc_name
);
154 mn
->gmn_mech
= &m
->gm_mech
;
155 mn
->gmn_mech_oid
= &m
->gm_mech_oid
;
156 mn
->gmn_name
= mc_name
;
157 SLIST_INSERT_HEAD(&name
->gn_mn
, mn
, gmn_link
);
158 } else if (mc_name
) {
159 m
->gm_mech
.gm_release_name(minor_status
,
163 if (mc_lifetime
< min_lifetime
)
164 min_lifetime
= mc_lifetime
;
167 gss_add_oid_set_member(minor_status
,
168 &m
->gm_mech_oid
, mechanisms
);
174 gss_name_t n
= (gss_name_t
)name
;
176 gss_release_name(minor_status
, &n
);
177 gss_release_oid_set(minor_status
, mechanisms
);
179 return (GSS_S_NO_CRED
);
184 *name_ret
= (gss_name_t
) name
;
186 *lifetime
= min_lifetime
;
188 if ((usagemask
& (AUSAGE
|IUSAGE
)) == (AUSAGE
|IUSAGE
))
189 *cred_usage
= GSS_C_BOTH
;
190 else if (usagemask
& IUSAGE
)
191 *cred_usage
= GSS_C_INITIATE
;
192 else if (usagemask
& AUSAGE
)
193 *cred_usage
= GSS_C_ACCEPT
;
195 return (GSS_S_COMPLETE
);