xref: /OK3568_Linux_fs/kernel/net/mac80211/michael.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Michael MIC implementation - optimized for TKIP MIC operations
4*4882a593Smuzhiyun  * Copyright 2002-2003, Instant802 Networks, Inc.
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef MICHAEL_H
8*4882a593Smuzhiyun #define MICHAEL_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <linux/types.h>
11*4882a593Smuzhiyun #include <linux/ieee80211.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #define MICHAEL_MIC_LEN 8
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct michael_mic_ctx {
16*4882a593Smuzhiyun 	u32 l, r;
17*4882a593Smuzhiyun };
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun void michael_mic(const u8 *key, struct ieee80211_hdr *hdr,
20*4882a593Smuzhiyun 		 const u8 *data, size_t data_len, u8 *mic);
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #endif /* MICHAEL_H */
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