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"
31 struct _gss_mechanism_cred *
32 _gss_copy_cred(struct _gss_mechanism_cred *mc)
34 struct _gss_mechanism_cred *new_mc;
35 gssapi_mech_interface m = mc->gmc_mech;
36 OM_uint32 major_status, minor_status;
39 OM_uint32 initiator_lifetime, acceptor_lifetime;
40 gss_cred_usage_t cred_usage;
42 major_status = m->gm_inquire_cred_by_mech(&minor_status,
43 mc->gmc_cred, mc->gmc_mech_oid,
44 &name, &initiator_lifetime, &acceptor_lifetime, &cred_usage);
46 _gss_mg_error(m, major_status, minor_status);
50 major_status = m->gm_add_cred(&minor_status,
51 GSS_C_NO_CREDENTIAL, name, mc->gmc_mech_oid,
52 cred_usage, initiator_lifetime, acceptor_lifetime,
54 m->gm_release_name(&minor_status, &name);
57 _gss_mg_error(m, major_status, minor_status);
61 new_mc = malloc(sizeof(struct _gss_mechanism_cred));
63 m->gm_release_cred(&minor_status, &cred);
67 new_mc->gmc_mech_oid = &m->gm_mech_oid;
68 new_mc->gmc_cred = cred;
73 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
74 gss_add_cred(OM_uint32 *minor_status,
75 const gss_cred_id_t input_cred_handle,
76 const gss_name_t desired_name,
77 const gss_OID desired_mech,
78 gss_cred_usage_t cred_usage,
79 OM_uint32 initiator_time_req,
80 OM_uint32 acceptor_time_req,
81 gss_cred_id_t *output_cred_handle,
82 gss_OID_set *actual_mechs,
83 OM_uint32 *initiator_time_rec,
84 OM_uint32 *acceptor_time_rec)
86 OM_uint32 major_status;
87 gssapi_mech_interface m;
88 struct _gss_cred *cred = (struct _gss_cred *) input_cred_handle;
89 struct _gss_cred *new_cred;
90 gss_cred_id_t release_cred;
91 struct _gss_mechanism_cred *mc, *target_mc, *copy_mc;
92 struct _gss_mechanism_name *mn;
96 *output_cred_handle = GSS_C_NO_CREDENTIAL;
97 if (initiator_time_rec)
98 *initiator_time_rec = 0;
99 if (acceptor_time_rec)
100 *acceptor_time_rec = 0;
102 *actual_mechs = GSS_C_NO_OID_SET;
104 new_cred = malloc(sizeof(struct _gss_cred));
106 *minor_status = ENOMEM;
107 return (GSS_S_FAILURE);
109 HEIM_SLIST_INIT(&new_cred->gc_mc);
112 * We go through all the mc attached to the input_cred_handle
113 * and check the mechanism. If it matches, we call
114 * gss_add_cred for that mechanism, otherwise we copy the mc
119 HEIM_SLIST_FOREACH(mc, &cred->gc_mc, gmc_link) {
120 if (gss_oid_equal(mc->gmc_mech_oid, desired_mech)) {
123 copy_mc = _gss_copy_cred(mc);
125 release_cred = (gss_cred_id_t)new_cred;
126 gss_release_cred(&junk, &release_cred);
127 *minor_status = ENOMEM;
128 return (GSS_S_FAILURE);
130 HEIM_SLIST_INSERT_HEAD(&new_cred->gc_mc, copy_mc, gmc_link);
135 * Figure out a suitable mn, if any.
138 major_status = _gss_find_mn(minor_status,
139 (struct _gss_name *) desired_name,
142 if (major_status != GSS_S_COMPLETE) {
150 m = __gss_get_mechanism(desired_mech);
152 mc = malloc(sizeof(struct _gss_mechanism_cred));
154 release_cred = (gss_cred_id_t)new_cred;
155 gss_release_cred(&junk, &release_cred);
156 *minor_status = ENOMEM;
157 return (GSS_S_FAILURE);
160 mc->gmc_mech_oid = &m->gm_mech_oid;
162 major_status = m->gm_add_cred(minor_status,
163 target_mc ? target_mc->gmc_cred : GSS_C_NO_CREDENTIAL,
164 desired_name ? mn->gmn_name : GSS_C_NO_NAME,
175 _gss_mg_error(m, major_status, *minor_status);
176 release_cred = (gss_cred_id_t)new_cred;
177 gss_release_cred(&junk, &release_cred);
179 return (major_status);
181 HEIM_SLIST_INSERT_HEAD(&new_cred->gc_mc, mc, gmc_link);
182 *output_cred_handle = (gss_cred_id_t) new_cred;
184 return (GSS_S_COMPLETE);