1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
23 */
24
25/*
26 *  glue routine for gss_inquire_context
27 */
28
29#include <mechglueP.h>
30#include "gssapiP_generic.h"
31
32#define	MAX_MECH_OID_PAIRS 32
33
34/* Last argument new for V2 */
35OM_uint32
36gss_inquire_names_for_mech(minor_status, mechanism, name_types)
37
38OM_uint32 *		minor_status;
39const gss_OID 		mechanism;
40gss_OID_set *		name_types;
41
42{
43	OM_uint32		status;
44	gss_mechanism		mech;
45
46	/* Initialize outputs. */
47
48	if (minor_status != NULL)
49		*minor_status = 0;
50
51	if (name_types != NULL)
52		*name_types = GSS_C_NO_OID_SET;
53
54	/* Validate arguments. */
55
56	if (minor_status == NULL)
57		return (GSS_S_CALL_INACCESSIBLE_WRITE);
58
59	if (name_types == NULL)
60		return (GSS_S_CALL_INACCESSIBLE_WRITE);
61
62	/*
63	 * select the approprate underlying mechanism routine and
64	 * call it.
65	 */
66
67	mech = __gss_get_mechanism(mechanism);
68
69	if (mech) {
70
71		if (mech->gss_inquire_names_for_mech) {
72			status = mech->gss_inquire_names_for_mech(
73					mech->context,
74					minor_status,
75					mechanism,
76					name_types);
77			if (status != GSS_S_COMPLETE)
78				map_error(minor_status, mech);
79		} else
80			status = GSS_S_UNAVAILABLE;
81
82		return (status);
83	}
84
85	return (GSS_S_BAD_MECH);
86}
87
88static OM_uint32 val_inq_mechs4name_args(
89	OM_uint32 *minor_status,
90	const gss_name_t input_name,
91	gss_OID_set *mech_set)
92{
93
94	/* Initialize outputs. */
95	if (minor_status != NULL)
96		*minor_status = 0;
97
98	if (mech_set != NULL)
99		*mech_set = GSS_C_NO_OID_SET;
100
101	/* Validate arguments. */
102
103	if (minor_status == NULL)
104		return (GSS_S_CALL_INACCESSIBLE_WRITE);
105
106	if (input_name == GSS_C_NO_NAME)
107		return (GSS_S_BAD_NAME);
108
109	return (GSS_S_COMPLETE);
110}
111
112OM_uint32
113gss_inquire_mechs_for_name(minor_status, input_name, mech_set)
114
115OM_uint32 *		minor_status;
116const gss_name_t	input_name;
117gss_OID_set *		mech_set;
118
119{
120	OM_uint32		status;
121	static char		*mech_list[MAX_MECH_OID_PAIRS+1];
122	gss_OID_set		mech_name_types;
123	int			present;
124	char 			*mechanism;
125	gss_OID 		mechOid;
126	gss_OID 		name_type;
127	gss_buffer_desc		name_buffer;
128	int			i;
129
130	status = val_inq_mechs4name_args(minor_status, input_name, mech_set);
131	if (status != GSS_S_COMPLETE)
132		return (status);
133
134	status = gss_create_empty_oid_set(minor_status, mech_set);
135	if (status != GSS_S_COMPLETE)
136		return (status);
137	*mech_list = NULL;
138	status = __gss_get_mechanisms(mech_list, MAX_MECH_OID_PAIRS+1);
139	if (status != GSS_S_COMPLETE)
140		return (status);
141	for (i = 0; i < MAX_MECH_OID_PAIRS && mech_list[i] != NULL; i++) {
142		mechanism = mech_list[i];
143		if (__gss_mech_to_oid(mechanism, &mechOid) == GSS_S_COMPLETE) {
144			status = gss_inquire_names_for_mech(
145					minor_status,
146					mechOid,
147					&mech_name_types);
148			if (status == GSS_S_COMPLETE) {
149				status = gss_display_name(minor_status,
150							input_name,
151							&name_buffer,
152							&name_type);
153
154				(void) gss_release_buffer(NULL, &name_buffer);
155
156				if (status == GSS_S_COMPLETE && name_type) {
157					status = gss_test_oid_set_member(
158							minor_status,
159							name_type,
160							mech_name_types,
161							&present);
162					if (status == GSS_S_COMPLETE &&
163						present) {
164						status = gss_add_oid_set_member(
165							minor_status,
166							mechOid,
167							mech_set);
168						if (status != GSS_S_COMPLETE) {
169						(void) gss_release_oid_set(
170							    minor_status,
171							    &mech_name_types);
172						(void) gss_release_oid_set(
173							    minor_status,
174							    mech_set);
175							return (status);
176						}
177					}
178				}
179				(void) gss_release_oid_set(
180					minor_status,
181					&mech_name_types);
182			}
183		} else {
184			(void) gss_release_oid_set(
185				minor_status,
186				mech_set);
187			return (GSS_S_FAILURE);
188		}
189	}
190	return (GSS_S_COMPLETE);
191}
192