xref: /minix3/crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/copy_ccache.c (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1*0a6a1f1dSLionel Sambuc /*	$NetBSD: copy_ccache.c,v 1.1.1.2 2014/04/24 12:45:29 pettai Exp $	*/
2ebfedea0SLionel Sambuc 
3ebfedea0SLionel Sambuc /*
4ebfedea0SLionel Sambuc  * Copyright (c) 2000 - 2001, 2003 Kungliga Tekniska Högskolan
5ebfedea0SLionel Sambuc  * (Royal Institute of Technology, Stockholm, Sweden).
6ebfedea0SLionel Sambuc  * All rights reserved.
7ebfedea0SLionel Sambuc  *
8ebfedea0SLionel Sambuc  * Redistribution and use in source and binary forms, with or without
9ebfedea0SLionel Sambuc  * modification, are permitted provided that the following conditions
10ebfedea0SLionel Sambuc  * are met:
11ebfedea0SLionel Sambuc  *
12ebfedea0SLionel Sambuc  * 1. Redistributions of source code must retain the above copyright
13ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer.
14ebfedea0SLionel Sambuc  *
15ebfedea0SLionel Sambuc  * 2. Redistributions in binary form must reproduce the above copyright
16ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer in the
17ebfedea0SLionel Sambuc  *    documentation and/or other materials provided with the distribution.
18ebfedea0SLionel Sambuc  *
19ebfedea0SLionel Sambuc  * 3. Neither the name of the Institute nor the names of its contributors
20ebfedea0SLionel Sambuc  *    may be used to endorse or promote products derived from this software
21ebfedea0SLionel Sambuc  *    without specific prior written permission.
22ebfedea0SLionel Sambuc  *
23ebfedea0SLionel Sambuc  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24ebfedea0SLionel Sambuc  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25ebfedea0SLionel Sambuc  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26ebfedea0SLionel Sambuc  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27ebfedea0SLionel Sambuc  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28ebfedea0SLionel Sambuc  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29ebfedea0SLionel Sambuc  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30ebfedea0SLionel Sambuc  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31ebfedea0SLionel Sambuc  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32ebfedea0SLionel Sambuc  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33ebfedea0SLionel Sambuc  * SUCH DAMAGE.
34ebfedea0SLionel Sambuc  */
35ebfedea0SLionel Sambuc 
36ebfedea0SLionel Sambuc #include "gsskrb5_locl.h"
37ebfedea0SLionel Sambuc 
38ebfedea0SLionel Sambuc #if 0
39ebfedea0SLionel Sambuc OM_uint32
40ebfedea0SLionel Sambuc gss_krb5_copy_ccache(OM_uint32 *minor_status,
41ebfedea0SLionel Sambuc 		     krb5_context context,
42ebfedea0SLionel Sambuc 		     gss_cred_id_t cred,
43ebfedea0SLionel Sambuc 		     krb5_ccache out)
44ebfedea0SLionel Sambuc {
45ebfedea0SLionel Sambuc     krb5_error_code kret;
46ebfedea0SLionel Sambuc 
47ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
48ebfedea0SLionel Sambuc 
49ebfedea0SLionel Sambuc     if (cred->ccache == NULL) {
50ebfedea0SLionel Sambuc 	HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
51ebfedea0SLionel Sambuc 	*minor_status = EINVAL;
52ebfedea0SLionel Sambuc 	return GSS_S_FAILURE;
53ebfedea0SLionel Sambuc     }
54ebfedea0SLionel Sambuc 
55ebfedea0SLionel Sambuc     kret = krb5_cc_copy_cache(context, cred->ccache, out);
56ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
57ebfedea0SLionel Sambuc     if (kret) {
58ebfedea0SLionel Sambuc 	*minor_status = kret;
59ebfedea0SLionel Sambuc 	return GSS_S_FAILURE;
60ebfedea0SLionel Sambuc     }
61ebfedea0SLionel Sambuc     *minor_status = 0;
62ebfedea0SLionel Sambuc     return GSS_S_COMPLETE;
63ebfedea0SLionel Sambuc }
64ebfedea0SLionel Sambuc #endif
65ebfedea0SLionel Sambuc 
66ebfedea0SLionel Sambuc 
67ebfedea0SLionel Sambuc OM_uint32
_gsskrb5_krb5_import_cred(OM_uint32 * minor_status,krb5_ccache id,krb5_principal keytab_principal,krb5_keytab keytab,gss_cred_id_t * cred)68ebfedea0SLionel Sambuc _gsskrb5_krb5_import_cred(OM_uint32 *minor_status,
69ebfedea0SLionel Sambuc 			  krb5_ccache id,
70ebfedea0SLionel Sambuc 			  krb5_principal keytab_principal,
71ebfedea0SLionel Sambuc 			  krb5_keytab keytab,
72ebfedea0SLionel Sambuc 			  gss_cred_id_t *cred)
73ebfedea0SLionel Sambuc {
74ebfedea0SLionel Sambuc     krb5_context context;
75ebfedea0SLionel Sambuc     krb5_error_code kret;
76ebfedea0SLionel Sambuc     gsskrb5_cred handle;
77ebfedea0SLionel Sambuc     OM_uint32 ret;
78ebfedea0SLionel Sambuc 
79ebfedea0SLionel Sambuc     *cred = NULL;
80ebfedea0SLionel Sambuc 
81ebfedea0SLionel Sambuc     GSSAPI_KRB5_INIT (&context);
82ebfedea0SLionel Sambuc 
83ebfedea0SLionel Sambuc     handle = calloc(1, sizeof(*handle));
84ebfedea0SLionel Sambuc     if (handle == NULL) {
85ebfedea0SLionel Sambuc 	_gsskrb5_clear_status ();
86ebfedea0SLionel Sambuc 	*minor_status = ENOMEM;
87ebfedea0SLionel Sambuc         return (GSS_S_FAILURE);
88ebfedea0SLionel Sambuc     }
89ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_init(&handle->cred_id_mutex);
90ebfedea0SLionel Sambuc 
91ebfedea0SLionel Sambuc     handle->usage = 0;
92ebfedea0SLionel Sambuc 
93ebfedea0SLionel Sambuc     if (id) {
94ebfedea0SLionel Sambuc 	char *str;
95ebfedea0SLionel Sambuc 
96ebfedea0SLionel Sambuc 	handle->usage |= GSS_C_INITIATE;
97ebfedea0SLionel Sambuc 
98ebfedea0SLionel Sambuc 	kret = krb5_cc_get_principal(context, id,
99ebfedea0SLionel Sambuc 				     &handle->principal);
100ebfedea0SLionel Sambuc 	if (kret) {
101ebfedea0SLionel Sambuc 	    free(handle);
102ebfedea0SLionel Sambuc 	    *minor_status = kret;
103ebfedea0SLionel Sambuc 	    return GSS_S_FAILURE;
104ebfedea0SLionel Sambuc 	}
105ebfedea0SLionel Sambuc 
106ebfedea0SLionel Sambuc 	if (keytab_principal) {
107ebfedea0SLionel Sambuc 	    krb5_boolean match;
108ebfedea0SLionel Sambuc 
109ebfedea0SLionel Sambuc 	    match = krb5_principal_compare(context,
110ebfedea0SLionel Sambuc 					   handle->principal,
111ebfedea0SLionel Sambuc 					   keytab_principal);
112ebfedea0SLionel Sambuc 	    if (match == FALSE) {
113ebfedea0SLionel Sambuc 		krb5_free_principal(context, handle->principal);
114ebfedea0SLionel Sambuc 		free(handle);
115ebfedea0SLionel Sambuc 		_gsskrb5_clear_status ();
116ebfedea0SLionel Sambuc 		*minor_status = EINVAL;
117ebfedea0SLionel Sambuc 		return GSS_S_FAILURE;
118ebfedea0SLionel Sambuc 	    }
119ebfedea0SLionel Sambuc 	}
120ebfedea0SLionel Sambuc 
121ebfedea0SLionel Sambuc 	ret = __gsskrb5_ccache_lifetime(minor_status,
122ebfedea0SLionel Sambuc 					context,
123ebfedea0SLionel Sambuc 					id,
124ebfedea0SLionel Sambuc 					handle->principal,
125ebfedea0SLionel Sambuc 					&handle->lifetime);
126ebfedea0SLionel Sambuc 	if (ret != GSS_S_COMPLETE) {
127ebfedea0SLionel Sambuc 	    krb5_free_principal(context, handle->principal);
128ebfedea0SLionel Sambuc 	    free(handle);
129ebfedea0SLionel Sambuc 	    return ret;
130ebfedea0SLionel Sambuc 	}
131ebfedea0SLionel Sambuc 
132ebfedea0SLionel Sambuc 
133ebfedea0SLionel Sambuc 	kret = krb5_cc_get_full_name(context, id, &str);
134ebfedea0SLionel Sambuc 	if (kret)
135ebfedea0SLionel Sambuc 	    goto out;
136ebfedea0SLionel Sambuc 
137ebfedea0SLionel Sambuc 	kret = krb5_cc_resolve(context, str, &handle->ccache);
138ebfedea0SLionel Sambuc 	free(str);
139ebfedea0SLionel Sambuc 	if (kret)
140ebfedea0SLionel Sambuc 	    goto out;
141ebfedea0SLionel Sambuc     }
142ebfedea0SLionel Sambuc 
143ebfedea0SLionel Sambuc 
144ebfedea0SLionel Sambuc     if (keytab) {
145ebfedea0SLionel Sambuc 	char *str;
146ebfedea0SLionel Sambuc 
147ebfedea0SLionel Sambuc 	handle->usage |= GSS_C_ACCEPT;
148ebfedea0SLionel Sambuc 
149ebfedea0SLionel Sambuc 	if (keytab_principal && handle->principal == NULL) {
150ebfedea0SLionel Sambuc 	    kret = krb5_copy_principal(context,
151ebfedea0SLionel Sambuc 				       keytab_principal,
152ebfedea0SLionel Sambuc 				       &handle->principal);
153ebfedea0SLionel Sambuc 	    if (kret)
154ebfedea0SLionel Sambuc 		goto out;
155ebfedea0SLionel Sambuc 	}
156ebfedea0SLionel Sambuc 
157ebfedea0SLionel Sambuc 	kret = krb5_kt_get_full_name(context, keytab, &str);
158ebfedea0SLionel Sambuc 	if (kret)
159ebfedea0SLionel Sambuc 	    goto out;
160ebfedea0SLionel Sambuc 
161ebfedea0SLionel Sambuc 	kret = krb5_kt_resolve(context, str, &handle->keytab);
162ebfedea0SLionel Sambuc 	free(str);
163ebfedea0SLionel Sambuc 	if (kret)
164ebfedea0SLionel Sambuc 	    goto out;
165ebfedea0SLionel Sambuc     }
166ebfedea0SLionel Sambuc 
167ebfedea0SLionel Sambuc 
168ebfedea0SLionel Sambuc     if (id || keytab) {
169ebfedea0SLionel Sambuc 	ret = gss_create_empty_oid_set(minor_status, &handle->mechanisms);
170ebfedea0SLionel Sambuc 	if (ret == GSS_S_COMPLETE)
171ebfedea0SLionel Sambuc 	    ret = gss_add_oid_set_member(minor_status, GSS_KRB5_MECHANISM,
172ebfedea0SLionel Sambuc 					 &handle->mechanisms);
173ebfedea0SLionel Sambuc 	if (ret != GSS_S_COMPLETE) {
174ebfedea0SLionel Sambuc 	    kret = *minor_status;
175ebfedea0SLionel Sambuc 	    goto out;
176ebfedea0SLionel Sambuc 	}
177ebfedea0SLionel Sambuc     }
178ebfedea0SLionel Sambuc 
179ebfedea0SLionel Sambuc     *minor_status = 0;
180ebfedea0SLionel Sambuc     *cred = (gss_cred_id_t)handle;
181ebfedea0SLionel Sambuc     return GSS_S_COMPLETE;
182ebfedea0SLionel Sambuc 
183ebfedea0SLionel Sambuc out:
184ebfedea0SLionel Sambuc     gss_release_oid_set(minor_status, &handle->mechanisms);
185ebfedea0SLionel Sambuc     if (handle->ccache)
186ebfedea0SLionel Sambuc 	krb5_cc_close(context, handle->ccache);
187ebfedea0SLionel Sambuc     if (handle->keytab)
188ebfedea0SLionel Sambuc 	krb5_kt_close(context, handle->keytab);
189ebfedea0SLionel Sambuc     if (handle->principal)
190ebfedea0SLionel Sambuc 	krb5_free_principal(context, handle->principal);
191ebfedea0SLionel Sambuc     HEIMDAL_MUTEX_destroy(&handle->cred_id_mutex);
192ebfedea0SLionel Sambuc     free(handle);
193ebfedea0SLionel Sambuc     *minor_status = kret;
194ebfedea0SLionel Sambuc     return GSS_S_FAILURE;
195ebfedea0SLionel Sambuc }
196