1153838Sdfr/*-
2153838Sdfr * Copyright (c) 2005 Doug Rabson
3153838Sdfr * All rights reserved.
4153838Sdfr *
5153838Sdfr * Redistribution and use in source and binary forms, with or without
6153838Sdfr * modification, are permitted provided that the following conditions
7153838Sdfr * are met:
8153838Sdfr * 1. Redistributions of source code must retain the above copyright
9153838Sdfr *    notice, this list of conditions and the following disclaimer.
10153838Sdfr * 2. Redistributions in binary form must reproduce the above copyright
11153838Sdfr *    notice, this list of conditions and the following disclaimer in the
12153838Sdfr *    documentation and/or other materials provided with the distribution.
13153838Sdfr *
14153838Sdfr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15153838Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16153838Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17153838Sdfr * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18153838Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19153838Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20153838Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21153838Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22153838Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23153838Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24153838Sdfr * SUCH DAMAGE.
25153838Sdfr *
26153838Sdfr *	$FreeBSD$
27153838Sdfr */
28153838Sdfr
29153838Sdfr#include <gssapi/gssapi.h>
30153838Sdfr
31153838Sdfr#include "mech_switch.h"
32153838Sdfr#include "cred.h"
33153838Sdfr#include "name.h"
34153838Sdfr
35153838SdfrOM_uint32
36153838Sdfrgss_inquire_cred_by_mech(OM_uint32 *minor_status,
37153838Sdfr    const gss_cred_id_t cred_handle,
38153838Sdfr    const gss_OID mech_type,
39153838Sdfr    gss_name_t *cred_name,
40153838Sdfr    OM_uint32 *initiator_lifetime,
41153838Sdfr    OM_uint32 *acceptor_lifetime,
42153838Sdfr    gss_cred_usage_t *cred_usage)
43153838Sdfr{
44153838Sdfr	OM_uint32 major_status;
45153838Sdfr	struct _gss_mech_switch *m;
46153838Sdfr	struct _gss_mechanism_cred *mcp;
47153838Sdfr	gss_cred_id_t mc;
48153838Sdfr	gss_name_t mn;
49153838Sdfr	struct _gss_name *name;
50153838Sdfr
51153838Sdfr	*minor_status = 0;
52178828Sdfr	if (cred_name)
53178828Sdfr		*cred_name = GSS_C_NO_NAME;
54178828Sdfr	if (initiator_lifetime)
55178828Sdfr		*initiator_lifetime = 0;
56178828Sdfr	if (acceptor_lifetime)
57178828Sdfr		*acceptor_lifetime = 0;
58178828Sdfr	if (cred_usage)
59178828Sdfr		*cred_usage = 0;
60153838Sdfr
61153838Sdfr	m = _gss_find_mech_switch(mech_type);
62153838Sdfr	if (!m)
63153838Sdfr		return (GSS_S_NO_CRED);
64153838Sdfr
65153838Sdfr	if (cred_handle != GSS_C_NO_CREDENTIAL) {
66153838Sdfr		struct _gss_cred *cred = (struct _gss_cred *) cred_handle;
67153838Sdfr		SLIST_FOREACH(mcp, &cred->gc_mc, gmc_link)
68153838Sdfr			if (mcp->gmc_mech == m)
69153838Sdfr				break;
70153838Sdfr		if (!mcp)
71153838Sdfr			return (GSS_S_NO_CRED);
72153838Sdfr		mc = mcp->gmc_cred;
73153838Sdfr	} else {
74153838Sdfr		mc = GSS_C_NO_CREDENTIAL;
75153838Sdfr	}
76153838Sdfr
77153838Sdfr	major_status = m->gm_inquire_cred_by_mech(minor_status, mc, mech_type,
78153838Sdfr	    &mn, initiator_lifetime, acceptor_lifetime, cred_usage);
79178828Sdfr	if (major_status != GSS_S_COMPLETE) {
80178828Sdfr		_gss_mg_error(m, major_status, *minor_status);
81153838Sdfr		return (major_status);
82178828Sdfr	}
83153838Sdfr
84178828Sdfr	if (cred_name) {
85178828Sdfr		name = _gss_make_name(m, mn);
86178828Sdfr		if (!name) {
87178828Sdfr			m->gm_release_name(minor_status, &mn);
88178828Sdfr			return (GSS_S_NO_CRED);
89178828Sdfr		}
90178828Sdfr		*cred_name = (gss_name_t) name;
91178828Sdfr	} else {
92153838Sdfr		m->gm_release_name(minor_status, &mn);
93153838Sdfr	}
94153838Sdfr
95153838Sdfr	return (GSS_S_COMPLETE);
96153838Sdfr}
97