xref: /minix3/crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/release_cred.c (revision ebfedea0ce5bbe81e252ddf32d732e40fb633fae)
1*ebfedea0SLionel Sambuc /*	$NetBSD: release_cred.c,v 1.1.1.1 2011/04/13 18:14:45 elric Exp $	*/
2*ebfedea0SLionel Sambuc 
3*ebfedea0SLionel Sambuc /*
4*ebfedea0SLionel Sambuc  * Copyright (c) 1997-2003 Kungliga Tekniska Högskolan
5*ebfedea0SLionel Sambuc  * (Royal Institute of Technology, Stockholm, Sweden).
6*ebfedea0SLionel Sambuc  * All rights reserved.
7*ebfedea0SLionel Sambuc  *
8*ebfedea0SLionel Sambuc  * Redistribution and use in source and binary forms, with or without
9*ebfedea0SLionel Sambuc  * modification, are permitted provided that the following conditions
10*ebfedea0SLionel Sambuc  * are met:
11*ebfedea0SLionel Sambuc  *
12*ebfedea0SLionel Sambuc  * 1. Redistributions of source code must retain the above copyright
13*ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer.
14*ebfedea0SLionel Sambuc  *
15*ebfedea0SLionel Sambuc  * 2. Redistributions in binary form must reproduce the above copyright
16*ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer in the
17*ebfedea0SLionel Sambuc  *    documentation and/or other materials provided with the distribution.
18*ebfedea0SLionel Sambuc  *
19*ebfedea0SLionel Sambuc  * 3. Neither the name of the Institute nor the names of its contributors
20*ebfedea0SLionel Sambuc  *    may be used to endorse or promote products derived from this software
21*ebfedea0SLionel Sambuc  *    without specific prior written permission.
22*ebfedea0SLionel Sambuc  *
23*ebfedea0SLionel Sambuc  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24*ebfedea0SLionel Sambuc  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*ebfedea0SLionel Sambuc  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*ebfedea0SLionel Sambuc  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27*ebfedea0SLionel Sambuc  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*ebfedea0SLionel Sambuc  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*ebfedea0SLionel Sambuc  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*ebfedea0SLionel Sambuc  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*ebfedea0SLionel Sambuc  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*ebfedea0SLionel Sambuc  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*ebfedea0SLionel Sambuc  * SUCH DAMAGE.
34*ebfedea0SLionel Sambuc  */
35*ebfedea0SLionel Sambuc 
36*ebfedea0SLionel Sambuc #include "gsskrb5_locl.h"
37*ebfedea0SLionel Sambuc 
_gsskrb5_release_cred(OM_uint32 * minor_status,gss_cred_id_t * cred_handle)38*ebfedea0SLionel Sambuc OM_uint32 GSSAPI_CALLCONV _gsskrb5_release_cred
39*ebfedea0SLionel Sambuc            (OM_uint32 * minor_status,
40*ebfedea0SLionel Sambuc             gss_cred_id_t * cred_handle
41*ebfedea0SLionel Sambuc            )
42*ebfedea0SLionel Sambuc {
43*ebfedea0SLionel Sambuc     krb5_context context;
44*ebfedea0SLionel Sambuc     gsskrb5_cred cred;
45*ebfedea0SLionel Sambuc     OM_uint32 junk;
46*ebfedea0SLionel Sambuc 
47*ebfedea0SLionel Sambuc     *minor_status = 0;
48*ebfedea0SLionel Sambuc 
49*ebfedea0SLionel Sambuc     if (*cred_handle == NULL)
50*ebfedea0SLionel Sambuc         return GSS_S_COMPLETE;
51*ebfedea0SLionel Sambuc 
52*ebfedea0SLionel Sambuc     cred = (gsskrb5_cred)*cred_handle;
53*ebfedea0SLionel Sambuc     *cred_handle = GSS_C_NO_CREDENTIAL;
54*ebfedea0SLionel Sambuc 
55*ebfedea0SLionel Sambuc     GSSAPI_KRB5_INIT (&context);
56*ebfedea0SLionel Sambuc 
57*ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
58*ebfedea0SLionel Sambuc 
59*ebfedea0SLionel Sambuc     if (cred->principal != NULL)
60*ebfedea0SLionel Sambuc         krb5_free_principal(context, cred->principal);
61*ebfedea0SLionel Sambuc     if (cred->keytab != NULL)
62*ebfedea0SLionel Sambuc 	krb5_kt_close(context, cred->keytab);
63*ebfedea0SLionel Sambuc     if (cred->ccache != NULL) {
64*ebfedea0SLionel Sambuc 	if (cred->cred_flags & GSS_CF_DESTROY_CRED_ON_RELEASE)
65*ebfedea0SLionel Sambuc 	    krb5_cc_destroy(context, cred->ccache);
66*ebfedea0SLionel Sambuc 	else
67*ebfedea0SLionel Sambuc 	    krb5_cc_close(context, cred->ccache);
68*ebfedea0SLionel Sambuc     }
69*ebfedea0SLionel Sambuc     gss_release_oid_set(&junk, &cred->mechanisms);
70*ebfedea0SLionel Sambuc     if (cred->enctypes)
71*ebfedea0SLionel Sambuc 	free(cred->enctypes);
72*ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
73*ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_destroy(&cred->cred_id_mutex);
74*ebfedea0SLionel Sambuc     memset(cred, 0, sizeof(*cred));
75*ebfedea0SLionel Sambuc     free(cred);
76*ebfedea0SLionel Sambuc     return GSS_S_COMPLETE;
77*ebfedea0SLionel Sambuc }
78*ebfedea0SLionel Sambuc 
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