xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/inquire_names_for_mech.c (revision d3273b5b76f5afaafe308cead5511dbb8df8c5e9)
1 /*	$NetBSD: inquire_names_for_mech.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2003 Kungliga Tekniska Högskolan
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 "gsskrb5_locl.h"
37 
38 static gss_OID name_list[] = {
39     GSS_C_NT_HOSTBASED_SERVICE,
40     GSS_C_NT_USER_NAME,
41     GSS_KRB5_NT_PRINCIPAL_NAME,
42     GSS_C_NT_EXPORT_NAME,
43     NULL
44 };
45 
_gsskrb5_inquire_names_for_mech(OM_uint32 * minor_status,const gss_OID mechanism,gss_OID_set * name_types)46 OM_uint32 GSSAPI_CALLCONV _gsskrb5_inquire_names_for_mech (
47             OM_uint32 * minor_status,
48             const gss_OID mechanism,
49             gss_OID_set * name_types
50            )
51 {
52     OM_uint32 ret;
53     int i;
54 
55     *minor_status = 0;
56 
57     if (gss_oid_equal(mechanism, GSS_KRB5_MECHANISM) == 0 &&
58 	gss_oid_equal(mechanism, GSS_C_NULL_OID) == 0) {
59 	*name_types = GSS_C_NO_OID_SET;
60 	return GSS_S_BAD_MECH;
61     }
62 
63     ret = gss_create_empty_oid_set(minor_status, name_types);
64     if (ret != GSS_S_COMPLETE)
65 	return ret;
66 
67     for (i = 0; name_list[i] != NULL; i++) {
68 	ret = gss_add_oid_set_member(minor_status,
69 				     name_list[i],
70 				     name_types);
71 	if (ret != GSS_S_COMPLETE)
72 	    break;
73     }
74 
75     if (ret != GSS_S_COMPLETE)
76 	gss_release_oid_set(NULL, name_types);
77 
78     return GSS_S_COMPLETE;
79 }
80