1 /* $NetBSD: gss_store_cred.c,v 1.2 2017/01/28 21:31:46 christos Exp $ */
2
3 /*
4 * Copyright (c) 2009 Kungliga Tekniska H�gskolan
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 "mech_locl.h"
37
38 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
gss_store_cred(OM_uint32 * minor_status,gss_cred_id_t input_cred_handle,gss_cred_usage_t cred_usage,const gss_OID desired_mech,OM_uint32 overwrite_cred,OM_uint32 default_cred,gss_OID_set * elements_stored,gss_cred_usage_t * cred_usage_stored)39 gss_store_cred(OM_uint32 *minor_status,
40 gss_cred_id_t input_cred_handle,
41 gss_cred_usage_t cred_usage,
42 const gss_OID desired_mech,
43 OM_uint32 overwrite_cred,
44 OM_uint32 default_cred,
45 gss_OID_set *elements_stored,
46 gss_cred_usage_t *cred_usage_stored)
47 {
48 struct _gss_cred *cred = (struct _gss_cred *) input_cred_handle;
49 struct _gss_mechanism_cred *mc;
50 OM_uint32 maj = GSS_S_FAILURE;
51 OM_uint32 junk;
52 size_t successes = 0;
53
54 if (minor_status == NULL)
55 return GSS_S_FAILURE;
56 if (elements_stored)
57 *elements_stored = NULL;
58 if (cred_usage_stored)
59 *cred_usage_stored = 0;
60
61 if (cred == NULL)
62 return GSS_S_NO_CONTEXT;
63
64 if (elements_stored) {
65 maj = gss_create_empty_oid_set(minor_status, elements_stored);
66 if (maj != GSS_S_COMPLETE)
67 return maj;
68 }
69
70 HEIM_SLIST_FOREACH(mc, &cred->gc_mc, gmc_link) {
71 gssapi_mech_interface m = mc->gmc_mech;
72
73 if (m == NULL || m->gm_store_cred == NULL)
74 continue;
75
76 if (desired_mech != GSS_C_NO_OID &&
77 !gss_oid_equal(&m->gm_mech_oid, desired_mech))
78 continue;
79
80 maj = (m->gm_store_cred)(minor_status, mc->gmc_cred,
81 cred_usage, desired_mech, overwrite_cred,
82 default_cred, NULL, cred_usage_stored);
83 if (maj == GSS_S_COMPLETE) {
84 if (elements_stored)
85 gss_add_oid_set_member(&junk, desired_mech, elements_stored);
86 successes++;
87 } else if (desired_mech != GSS_C_NO_OID) {
88 gss_release_oid_set(&junk, elements_stored);
89 return maj;
90 }
91
92 }
93
94 if (successes == 0) {
95 if (maj != GSS_S_COMPLETE)
96 return maj; /* last failure */
97 return GSS_S_FAILURE;
98 }
99
100 *minor_status = 0;
101 return GSS_S_COMPLETE;
102 }
103