gss_get_mic.c revision 330897 
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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: stable/11/lib/libgssapi/gss_get_mic.c 330897 2018-03-14 03:19:51Z eadler $
29 */
30
31#include <gssapi/gssapi.h>
32
33#include "mech_switch.h"
34#include "context.h"
35#include "utils.h"
36
37OM_uint32
38gss_get_mic(OM_uint32 *minor_status,
39    const gss_ctx_id_t context_handle,
40    gss_qop_t qop_req,
41    const gss_buffer_t message_buffer,
42    gss_buffer_t message_token)
43{
44	struct _gss_context *ctx = (struct _gss_context *) context_handle;
45	struct _gss_mech_switch *m;
46
47	_gss_buffer_zero(message_token);
48	if (ctx == NULL) {
49		*minor_status = 0;
50		return (GSS_S_NO_CONTEXT);
51	}
52	m = ctx->gc_mech;
53
54	return (m->gm_get_mic(minor_status, ctx->gc_ctx, qop_req,
55		    message_buffer, message_token));
56}
57