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"
35 updateusage(gss_cred_usage_t usage
, int *usagemask
)
37 if (usage
== GSS_C_BOTH
)
38 *usagemask
|= AUSAGE
| IUSAGE
;
39 else if (usage
== GSS_C_ACCEPT
)
41 else if (usage
== GSS_C_INITIATE
)
45 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
46 gss_inquire_cred(OM_uint32
*minor_status
,
47 gss_const_cred_id_t cred_handle
,
50 gss_cred_usage_t
*cred_usage
,
51 gss_OID_set
*mechanisms
)
53 OM_uint32 major_status
;
54 struct _gss_mech_switch
*m
;
55 struct _gss_cred
*cred
= (struct _gss_cred
*) cred_handle
;
56 struct _gss_name
*name
;
57 struct _gss_mechanism_name
*mn
;
58 OM_uint32 min_lifetime
;
61 gss_cred_usage_t usage
;
67 *name_ret
= GSS_C_NO_NAME
;
73 *mechanisms
= GSS_C_NO_OID_SET
;
76 name
= calloc(1, sizeof(*name
));
78 *minor_status
= ENOMEM
;
79 return (GSS_S_FAILURE
);
81 HEIM_SLIST_INIT(&name
->gn_mn
);
87 major_status
= gss_create_empty_oid_set(minor_status
,
91 return (major_status
);
95 min_lifetime
= GSS_C_INDEFINITE
;
97 struct _gss_mechanism_cred
*mc
;
99 HEIM_SLIST_FOREACH(mc
, &cred
->gc_mc
, gmc_link
) {
101 OM_uint32 mc_lifetime
;
103 major_status
= mc
->gmc_mech
->gm_inquire_cred(minor_status
,
104 mc
->gmc_cred
, &mc_name
, &mc_lifetime
, &usage
, NULL
);
108 updateusage(usage
, &usagemask
);
110 mn
= malloc(sizeof(struct _gss_mechanism_name
));
112 mc
->gmc_mech
->gm_release_name(minor_status
,
116 mn
->gmn_mech
= mc
->gmc_mech
;
117 mn
->gmn_mech_oid
= mc
->gmc_mech_oid
;
118 mn
->gmn_name
= mc_name
;
119 HEIM_SLIST_INSERT_HEAD(&name
->gn_mn
, mn
, gmn_link
);
121 mc
->gmc_mech
->gm_release_name(minor_status
,
125 if (mc_lifetime
< min_lifetime
)
126 min_lifetime
= mc_lifetime
;
129 gss_add_oid_set_member(minor_status
,
130 mc
->gmc_mech_oid
, mechanisms
);
134 HEIM_SLIST_FOREACH(m
, &_gss_mechs
, gm_link
) {
136 OM_uint32 mc_lifetime
;
138 major_status
= m
->gm_mech
.gm_inquire_cred(minor_status
,
139 GSS_C_NO_CREDENTIAL
, &mc_name
, &mc_lifetime
,
144 updateusage(usage
, &usagemask
);
145 if (name
&& mc_name
) {
147 sizeof(struct _gss_mechanism_name
));
149 m
->gm_mech
.gm_release_name(
150 minor_status
, &mc_name
);
153 mn
->gmn_mech
= &m
->gm_mech
;
154 mn
->gmn_mech_oid
= &m
->gm_mech_oid
;
155 mn
->gmn_name
= mc_name
;
156 HEIM_SLIST_INSERT_HEAD(&name
->gn_mn
, mn
, gmn_link
);
157 } else if (mc_name
) {
158 m
->gm_mech
.gm_release_name(minor_status
,
162 if (mc_lifetime
< min_lifetime
)
163 min_lifetime
= mc_lifetime
;
166 gss_add_oid_set_member(minor_status
,
167 &m
->gm_mech_oid
, mechanisms
);
173 gss_name_t n
= (gss_name_t
)name
;
175 gss_release_name(minor_status
, &n
);
176 gss_release_oid_set(minor_status
, mechanisms
);
178 return (GSS_S_NO_CRED
);
183 *name_ret
= (gss_name_t
) name
;
185 *lifetime
= min_lifetime
;
187 if ((usagemask
& (AUSAGE
|IUSAGE
)) == (AUSAGE
|IUSAGE
))
188 *cred_usage
= GSS_C_BOTH
;
189 else if (usagemask
& IUSAGE
)
190 *cred_usage
= GSS_C_INITIATE
;
191 else if (usagemask
& AUSAGE
)
192 *cred_usage
= GSS_C_ACCEPT
;
194 return (GSS_S_COMPLETE
);