1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2005 Doug Rabson
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 *	$FreeBSD$
29 */
30
31#include <gssapi/gssapi.h>
32
33#include "mech_switch.h"
34#include "cred.h"
35#include "name.h"
36
37OM_uint32
38gss_inquire_cred_by_mech(OM_uint32 *minor_status,
39    const gss_cred_id_t cred_handle,
40    const gss_OID mech_type,
41    gss_name_t *cred_name,
42    OM_uint32 *initiator_lifetime,
43    OM_uint32 *acceptor_lifetime,
44    gss_cred_usage_t *cred_usage)
45{
46	OM_uint32 major_status;
47	struct _gss_mech_switch *m;
48	struct _gss_mechanism_cred *mcp;
49	gss_cred_id_t mc;
50	gss_name_t mn;
51	struct _gss_name *name;
52
53	*minor_status = 0;
54	if (cred_name)
55		*cred_name = GSS_C_NO_NAME;
56	if (initiator_lifetime)
57		*initiator_lifetime = 0;
58	if (acceptor_lifetime)
59		*acceptor_lifetime = 0;
60	if (cred_usage)
61		*cred_usage = 0;
62
63	m = _gss_find_mech_switch(mech_type);
64	if (!m)
65		return (GSS_S_NO_CRED);
66
67	if (cred_handle != GSS_C_NO_CREDENTIAL) {
68		struct _gss_cred *cred = (struct _gss_cred *) cred_handle;
69		SLIST_FOREACH(mcp, &cred->gc_mc, gmc_link)
70			if (mcp->gmc_mech == m)
71				break;
72		if (!mcp)
73			return (GSS_S_NO_CRED);
74		mc = mcp->gmc_cred;
75	} else {
76		mc = GSS_C_NO_CREDENTIAL;
77	}
78
79	major_status = m->gm_inquire_cred_by_mech(minor_status, mc, mech_type,
80	    &mn, initiator_lifetime, acceptor_lifetime, cred_usage);
81	if (major_status != GSS_S_COMPLETE) {
82		_gss_mg_error(m, major_status, *minor_status);
83		return (major_status);
84	}
85
86	if (cred_name) {
87		name = _gss_make_name(m, mn);
88		if (!name) {
89			m->gm_release_name(minor_status, &mn);
90			return (GSS_S_NO_CRED);
91		}
92		*cred_name = (gss_name_t) name;
93	} else {
94		m->gm_release_name(minor_status, &mn);
95	}
96
97	return (GSS_S_COMPLETE);
98}
99