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Tristan Matthews0a329cc2013-07-17 13:20:14 -04001/*
2 * null-auth.h
3 *
4 * David A. McGrew
5 * Cisco Systems, Inc.
6 *
7 */
8
9/*
10 *
11 * Copyright (c) 2001-2006, Cisco Systems, Inc.
12 * All rights reserved.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 *
18 * Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 *
21 * Redistributions in binary form must reproduce the above
22 * copyright notice, this list of conditions and the following
23 * disclaimer in the documentation and/or other materials provided
24 * with the distribution.
25 *
26 * Neither the name of the Cisco Systems, Inc. nor the names of its
27 * contributors may be used to endorse or promote products derived
28 * from this software without specific prior written permission.
29 *
30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
31 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
32 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
33 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
34 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
35 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
37 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
41 * OF THE POSSIBILITY OF SUCH DAMAGE.
42 *
43 */
44
45#ifndef NULL_AUTH_H
46#define NULL_AUTH_H
47
48#include "auth.h"
49
50typedef struct {
51 char foo;
52} null_auth_ctx_t;
53
54err_status_t
55null_auth_alloc(auth_t **a, int key_len, int out_len);
56
57err_status_t
58null_auth_dealloc(auth_t *a);
59
60err_status_t
61null_auth_init(null_auth_ctx_t *state, const uint8_t *key, int key_len);
62
63err_status_t
64null_auth_compute (null_auth_ctx_t *state, uint8_t *message,
65 int msg_octets, int tag_len, uint8_t *result);
66
67
68#endif /* NULL_AUTH_H */