1 /*	$NetBSD: gss_store_cred.c,v 1.1.1.2 2014/04/24 12:45:29 pettai 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, junk;
51 
52     if (minor_status == NULL)
53 	return GSS_S_FAILURE;
54     if (elements_stored)
55 	*elements_stored = NULL;
56     if (cred_usage_stored)
57 	*cred_usage_stored = 0;
58 
59     if (cred == NULL)
60 	return GSS_S_NO_CONTEXT;
61 
62     if (elements_stored) {
63 	maj = gss_create_empty_oid_set(minor_status, elements_stored);
64 	if (maj != GSS_S_COMPLETE)
65 	    return maj;
66     }
67 
68     HEIM_SLIST_FOREACH(mc, &cred->gc_mc, gmc_link) {
69 	gssapi_mech_interface m = mc->gmc_mech;
70 
71 	if (m == NULL || m->gm_store_cred == NULL)
72 	    continue;
73 
74 	if (desired_mech) {
75 	    maj = gss_oid_equal(&m->gm_mech_oid, desired_mech);
76 	    if (maj != 0)
77 		continue;
78 	}
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 	    gss_release_oid_set(&junk, elements_stored);
85 	    return maj;
86 	}
87 
88 	if (elements_stored) {
89 	    gss_add_oid_set_member(&junk,
90 				   &m->gm_mech_oid,
91 				   elements_stored);
92 	}
93 
94     }
95     return GSS_S_COMPLETE;
96 }
97