1/*
2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2008 Atheros Communications, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 *
17 * $FreeBSD$
18 */
19#include "opt_ah.h"
20
21#include "ah.h"
22#include "ah_internal.h"
23
24#include "ar5416/ar5416.h"
25
26static const int keyType[] = {
27	1,	/* HAL_CIPHER_WEP */
28	0,	/* HAL_CIPHER_AES_OCB */
29	2,	/* HAL_CIPHER_AES_CCM */
30	0,	/* HAL_CIPHER_CKIP */
31	3,	/* HAL_CIPHER_TKIP */
32	0,	/* HAL_CIPHER_CLR */
33};
34
35/*
36 * Clear the specified key cache entry and any associated MIC entry.
37 */
38HAL_BOOL
39ar5416ResetKeyCacheEntry(struct ath_hal *ah, uint16_t entry)
40{
41	struct ath_hal_5416 *ahp = AH5416(ah);
42
43	if (ar5212ResetKeyCacheEntry(ah, entry)) {
44		ahp->ah_keytype[entry] = keyType[HAL_CIPHER_CLR];
45		return AH_TRUE;
46	} else
47		return AH_FALSE;
48}
49
50/*
51 * Sets the contents of the specified key cache entry
52 * and any associated MIC entry.
53 */
54HAL_BOOL
55ar5416SetKeyCacheEntry(struct ath_hal *ah, uint16_t entry,
56                       const HAL_KEYVAL *k, const uint8_t *mac,
57                       int xorKey)
58{
59	struct ath_hal_5416 *ahp = AH5416(ah);
60
61	if (ar5212SetKeyCacheEntry(ah, entry, k, mac, xorKey)) {
62		ahp->ah_keytype[entry] = keyType[k->kv_type];
63		return AH_TRUE;
64	} else
65		return AH_FALSE;
66}
67