1 /*
2  * Copyright (c) 2003 Kungliga Tekniska H�gskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include "krb5/gsskrb5_locl.h"
35 
36 RCSID("$Id: inquire_names_for_mech.c 20688 2007-05-17 18:44:31Z lha $");
37 
38 
39 static gss_OID *name_list[] = {
40     &GSS_C_NT_HOSTBASED_SERVICE,
41     &GSS_C_NT_USER_NAME,
42     &GSS_KRB5_NT_PRINCIPAL_NAME,
43     &GSS_C_NT_EXPORT_NAME,
44     NULL
45 };
46 
47 OM_uint32 _gsskrb5_inquire_names_for_mech (
48             OM_uint32 * minor_status,
49             const gss_OID mechanism,
50             gss_OID_set * name_types
51            )
52 {
53     OM_uint32 ret;
54     int i;
55 
56     *minor_status = 0;
57 
58     if (gss_oid_equal(mechanism, GSS_KRB5_MECHANISM) == 0 &&
59 	gss_oid_equal(mechanism, GSS_C_NULL_OID) == 0) {
60 	*name_types = GSS_C_NO_OID_SET;
61 	return GSS_S_BAD_MECH;
62     }
63 
64     ret = gss_create_empty_oid_set(minor_status, name_types);
65     if (ret != GSS_S_COMPLETE)
66 	return ret;
67 
68     for (i = 0; name_list[i] != NULL; i++) {
69 	ret = gss_add_oid_set_member(minor_status,
70 				     *(name_list[i]),
71 				     name_types);
72 	if (ret != GSS_S_COMPLETE)
73 	    break;
74     }
75 
76     if (ret != GSS_S_COMPLETE)
77 	gss_release_oid_set(NULL, name_types);
78 
79     return GSS_S_COMPLETE;
80 }
81