1/*-
2 * Copyright (c) 2005 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 *	$FreeBSD: src/lib/libgssapi/gss_inquire_cred_by_mech.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
27 */
28
29#include "mech_locl.h"
30
31GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
32gss_inquire_cred_by_mech(OM_uint32 *minor_status,
33    const gss_cred_id_t cred_handle,
34    const gss_OID mech_type,
35    gss_name_t *cred_name,
36    OM_uint32 *initiator_lifetime,
37    OM_uint32 *acceptor_lifetime,
38    gss_cred_usage_t *cred_usage)
39{
40	OM_uint32 major_status;
41	gssapi_mech_interface m;
42	struct _gss_mechanism_cred *mcp;
43	gss_cred_id_t mc;
44	gss_name_t mn;
45	struct _gss_name *name;
46
47	*minor_status = 0;
48	if (cred_name)
49	    *cred_name = GSS_C_NO_NAME;
50	if (initiator_lifetime)
51	    *initiator_lifetime = 0;
52	if (acceptor_lifetime)
53	    *acceptor_lifetime = 0;
54	if (cred_usage)
55	    *cred_usage = 0;
56
57	m = __gss_get_mechanism(mech_type);
58	if (!m)
59		return (GSS_S_NO_CRED);
60
61	if (cred_handle != GSS_C_NO_CREDENTIAL) {
62		struct _gss_cred *cred = (struct _gss_cred *) cred_handle;
63		HEIM_SLIST_FOREACH(mcp, &cred->gc_mc, gmc_link)
64			if (mcp->gmc_mech == m)
65				break;
66		if (!mcp)
67			return (GSS_S_NO_CRED);
68		mc = mcp->gmc_cred;
69	} else {
70		mc = GSS_C_NO_CREDENTIAL;
71	}
72
73	major_status = m->gm_inquire_cred_by_mech(minor_status, mc, mech_type,
74	    &mn, initiator_lifetime, acceptor_lifetime, cred_usage);
75	if (major_status != GSS_S_COMPLETE) {
76		_gss_mg_error(m, major_status, *minor_status);
77		return (major_status);
78	}
79
80	if (cred_name) {
81	    name = _gss_make_name(m, mn);
82	    if (!name) {
83		m->gm_release_name(minor_status, &mn);
84		return (GSS_S_NO_CRED);
85	    }
86	    *cred_name = (gss_name_t) name;
87	} else
88	    m->gm_release_name(minor_status, &mn);
89
90
91	return (GSS_S_COMPLETE);
92}
93