xref: /freebsd/lib/libgssapi/gss_wrap.c (revision 19fae0f66023a97a9b464b3beeeabb2081f575b3)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2005 Doug Rabson
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  *	$FreeBSD$
29  */
30 
31 #include <gssapi/gssapi.h>
32 
33 #include "mech_switch.h"
34 #include "context.h"
35 #include "utils.h"
36 
37 OM_uint32
38 gss_wrap(OM_uint32 *minor_status,
39     const gss_ctx_id_t context_handle,
40     int conf_req_flag,
41     gss_qop_t qop_req,
42     const gss_buffer_t input_message_buffer,
43     int *conf_state,
44     gss_buffer_t output_message_buffer)
45 {
46 	struct _gss_context *ctx = (struct _gss_context *) context_handle;
47 	struct _gss_mech_switch *m;
48 
49 	if (conf_state)
50 		*conf_state = 0;
51 	_gss_buffer_zero(output_message_buffer);
52 	if (ctx == NULL) {
53 		*minor_status = 0;
54 		return (GSS_S_NO_CONTEXT);
55 	}
56 	m = ctx->gc_mech;
57 
58 	return (m->gm_wrap(minor_status, ctx->gc_ctx,
59 		    conf_req_flag, qop_req, input_message_buffer,
60 		    conf_state, output_message_buffer));
61 }
62