1/*	$NetBSD: release_cred.c,v 1.1.1.1 2011/04/13 18:14:45 elric Exp $	*/
2
3/*
4 * Copyright (c) 1997-2003 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
38OM_uint32 GSSAPI_CALLCONV _gsskrb5_release_cred
39           (OM_uint32 * minor_status,
40            gss_cred_id_t * cred_handle
41           )
42{
43    krb5_context context;
44    gsskrb5_cred cred;
45    OM_uint32 junk;
46
47    *minor_status = 0;
48
49    if (*cred_handle == NULL)
50        return GSS_S_COMPLETE;
51
52    cred = (gsskrb5_cred)*cred_handle;
53    *cred_handle = GSS_C_NO_CREDENTIAL;
54
55    GSSAPI_KRB5_INIT (&context);
56
57    HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
58
59    if (cred->principal != NULL)
60        krb5_free_principal(context, cred->principal);
61    if (cred->keytab != NULL)
62	krb5_kt_close(context, cred->keytab);
63    if (cred->ccache != NULL) {
64	if (cred->cred_flags & GSS_CF_DESTROY_CRED_ON_RELEASE)
65	    krb5_cc_destroy(context, cred->ccache);
66	else
67	    krb5_cc_close(context, cred->ccache);
68    }
69    gss_release_oid_set(&junk, &cred->mechanisms);
70    if (cred->enctypes)
71	free(cred->enctypes);
72    HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
73    HEIMDAL_MUTEX_destroy(&cred->cred_id_mutex);
74    memset(cred, 0, sizeof(*cred));
75    free(cred);
76    return GSS_S_COMPLETE;
77}
78
79