xref: /freebsd/lib/libgssapi/gss_export_name.c (revision 22a25490aba4355c2962110dda9d9d050359a597)
1c0b9f4feSDoug Rabson /*-
2c0b9f4feSDoug Rabson  * Copyright (c) 2005 Doug Rabson
3c0b9f4feSDoug Rabson  * All rights reserved.
4c0b9f4feSDoug Rabson  *
5c0b9f4feSDoug Rabson  * Redistribution and use in source and binary forms, with or without
6c0b9f4feSDoug Rabson  * modification, are permitted provided that the following conditions
7c0b9f4feSDoug Rabson  * are met:
8c0b9f4feSDoug Rabson  * 1. Redistributions of source code must retain the above copyright
9c0b9f4feSDoug Rabson  *    notice, this list of conditions and the following disclaimer.
10c0b9f4feSDoug Rabson  * 2. Redistributions in binary form must reproduce the above copyright
11c0b9f4feSDoug Rabson  *    notice, this list of conditions and the following disclaimer in the
12c0b9f4feSDoug Rabson  *    documentation and/or other materials provided with the distribution.
13c0b9f4feSDoug Rabson  *
14c0b9f4feSDoug Rabson  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15c0b9f4feSDoug Rabson  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16c0b9f4feSDoug Rabson  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17c0b9f4feSDoug Rabson  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18c0b9f4feSDoug Rabson  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19c0b9f4feSDoug Rabson  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20c0b9f4feSDoug Rabson  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21c0b9f4feSDoug Rabson  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22c0b9f4feSDoug Rabson  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23c0b9f4feSDoug Rabson  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24c0b9f4feSDoug Rabson  * SUCH DAMAGE.
25c0b9f4feSDoug Rabson  *
26c0b9f4feSDoug Rabson  *	$FreeBSD$
27c0b9f4feSDoug Rabson  */
28c0b9f4feSDoug Rabson 
29c0b9f4feSDoug Rabson #include <gssapi/gssapi.h>
30c0b9f4feSDoug Rabson 
31c0b9f4feSDoug Rabson #include "mech_switch.h"
32c0b9f4feSDoug Rabson #include "name.h"
33c0b9f4feSDoug Rabson 
34c0b9f4feSDoug Rabson OM_uint32
35c0b9f4feSDoug Rabson gss_export_name(OM_uint32 *minor_status,
36c0b9f4feSDoug Rabson     const gss_name_t input_name,
37c0b9f4feSDoug Rabson     gss_buffer_t exported_name)
38c0b9f4feSDoug Rabson {
39c0b9f4feSDoug Rabson 	struct _gss_name *name = (struct _gss_name *) input_name;
40c0b9f4feSDoug Rabson 	struct _gss_mechanism_name *mn;
41c0b9f4feSDoug Rabson 
4222a25490SDoug Rabson 	exported_name->value = NULL;
4322a25490SDoug Rabson 	exported_name->length = 0;
4422a25490SDoug Rabson 
45c0b9f4feSDoug Rabson 	/*
46c0b9f4feSDoug Rabson 	 * If this name already has any attached MNs, export the first
47c0b9f4feSDoug Rabson 	 * one, otherwise export based on the first mechanism in our
48c0b9f4feSDoug Rabson 	 * list.
49c0b9f4feSDoug Rabson 	 */
50c0b9f4feSDoug Rabson 	mn = SLIST_FIRST(&name->gn_mn);
51c0b9f4feSDoug Rabson 	if (!mn)
52c0b9f4feSDoug Rabson 		mn = _gss_find_mn(name,
53c0b9f4feSDoug Rabson 		    &SLIST_FIRST(&_gss_mechs)->gm_mech_oid);
54c0b9f4feSDoug Rabson 	if (!mn) {
55c0b9f4feSDoug Rabson 		*minor_status = 0;
56c0b9f4feSDoug Rabson 		return (GSS_S_BAD_MECH);
57c0b9f4feSDoug Rabson 	}
58c0b9f4feSDoug Rabson 
59c0b9f4feSDoug Rabson 	return mn->gmn_mech->gm_export_name(minor_status,
60c0b9f4feSDoug Rabson 	    mn->gmn_name, exported_name);
61c0b9f4feSDoug Rabson }
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