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_add_cred.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
29 #include "mech_locl.h"
32 static struct _gss_mechanism_cred
*
33 _gss_copy_cred(struct _gss_mechanism_cred
*mc
)
35 struct _gss_mechanism_cred
*new_mc
;
36 gssapi_mech_interface m
= mc
->gmc_mech
;
37 OM_uint32 major_status
, minor_status
;
40 OM_uint32 initiator_lifetime
, acceptor_lifetime
;
41 gss_cred_usage_t cred_usage
;
43 major_status
= m
->gm_inquire_cred_by_mech(&minor_status
,
44 mc
->gmc_cred
, mc
->gmc_mech_oid
,
45 &name
, &initiator_lifetime
, &acceptor_lifetime
, &cred_usage
);
47 _gss_mg_error(m
, major_status
, minor_status
);
51 major_status
= m
->gm_add_cred(&minor_status
,
52 GSS_C_NO_CREDENTIAL
, name
, mc
->gmc_mech_oid
,
53 cred_usage
, initiator_lifetime
, acceptor_lifetime
,
55 m
->gm_release_name(&minor_status
, &name
);
58 _gss_mg_error(m
, major_status
, minor_status
);
62 new_mc
= malloc(sizeof(struct _gss_mechanism_cred
));
64 m
->gm_release_cred(&minor_status
, &cred
);
68 new_mc
->gmc_mech_oid
= &m
->gm_mech_oid
;
69 new_mc
->gmc_cred
= cred
;
75 gss_add_cred(OM_uint32
*minor_status
,
76 const gss_cred_id_t input_cred_handle
,
77 const gss_name_t desired_name
,
78 const gss_OID desired_mech
,
79 gss_cred_usage_t cred_usage
,
80 OM_uint32 initiator_time_req
,
81 OM_uint32 acceptor_time_req
,
82 gss_cred_id_t
*output_cred_handle
,
83 gss_OID_set
*actual_mechs
,
84 OM_uint32
*initiator_time_rec
,
85 OM_uint32
*acceptor_time_rec
)
87 OM_uint32 major_status
;
88 gssapi_mech_interface m
;
89 struct _gss_cred
*cred
= (struct _gss_cred
*) input_cred_handle
;
90 struct _gss_cred
*new_cred
;
91 gss_cred_id_t release_cred
;
92 struct _gss_mechanism_cred
*mc
, *target_mc
, *copy_mc
;
93 struct _gss_mechanism_name
*mn
;
97 *output_cred_handle
= GSS_C_NO_CREDENTIAL
;
98 if (initiator_time_rec
)
99 *initiator_time_rec
= 0;
100 if (acceptor_time_rec
)
101 *acceptor_time_rec
= 0;
103 *actual_mechs
= GSS_C_NO_OID_SET
;
105 new_cred
= malloc(sizeof(struct _gss_cred
));
107 *minor_status
= ENOMEM
;
108 return (GSS_S_FAILURE
);
110 SLIST_INIT(&new_cred
->gc_mc
);
113 * We go through all the mc attached to the input_cred_handle
114 * and check the mechanism. If it matches, we call
115 * gss_add_cred for that mechanism, otherwise we copy the mc
120 SLIST_FOREACH(mc
, &cred
->gc_mc
, gmc_link
) {
121 if (gss_oid_equal(mc
->gmc_mech_oid
, desired_mech
)) {
124 copy_mc
= _gss_copy_cred(mc
);
126 release_cred
= (gss_cred_id_t
)new_cred
;
127 gss_release_cred(&junk
, &release_cred
);
128 *minor_status
= ENOMEM
;
129 return (GSS_S_FAILURE
);
131 SLIST_INSERT_HEAD(&new_cred
->gc_mc
, copy_mc
, gmc_link
);
136 * Figure out a suitable mn, if any.
139 major_status
= _gss_find_mn(minor_status
,
140 (struct _gss_name
*) desired_name
,
143 if (major_status
!= GSS_S_COMPLETE
) {
151 m
= __gss_get_mechanism(desired_mech
);
153 mc
= malloc(sizeof(struct _gss_mechanism_cred
));
155 release_cred
= (gss_cred_id_t
)new_cred
;
156 gss_release_cred(&junk
, &release_cred
);
157 *minor_status
= ENOMEM
;
158 return (GSS_S_FAILURE
);
161 mc
->gmc_mech_oid
= &m
->gm_mech_oid
;
163 major_status
= m
->gm_add_cred(minor_status
,
164 target_mc
? target_mc
->gmc_cred
: GSS_C_NO_CREDENTIAL
,
165 desired_name
? mn
->gmn_name
: GSS_C_NO_NAME
,
176 _gss_mg_error(m
, major_status
, *minor_status
);
177 release_cred
= (gss_cred_id_t
)new_cred
;
178 gss_release_cred(&junk
, &release_cred
);
180 return (major_status
);
182 SLIST_INSERT_HEAD(&new_cred
->gc_mc
, mc
, gmc_link
);
183 *output_cred_handle
= (gss_cred_id_t
) new_cred
;
185 return (GSS_S_COMPLETE
);