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Annotation of sys/net80211/ieee80211_crypto.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: ieee80211_crypto.h,v 1.6 2007/08/01 15:40:40 damien Exp $     */
        !             2: /*     $NetBSD: ieee80211_crypto.h,v 1.2 2003/09/14 01:14:55 dyoung Exp $      */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 2001 Atsushi Onoe
        !             6:  * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting
        !             7:  * All rights reserved.
        !             8:  *
        !             9:  * Redistribution and use in source and binary forms, with or without
        !            10:  * modification, are permitted provided that the following conditions
        !            11:  * are met:
        !            12:  * 1. Redistributions of source code must retain the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer.
        !            14:  * 2. Redistributions in binary form must reproduce the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer in the
        !            16:  *    documentation and/or other materials provided with the distribution.
        !            17:  * 3. The name of the author may not be used to endorse or promote products
        !            18:  *    derived from this software without specific prior written permission.
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            21:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            22:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            23:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            24:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            25:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            26:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            27:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            28:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            29:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            30:  *
        !            31:  * $FreeBSD: src/sys/net80211/ieee80211_crypto.h,v 1.2 2003/06/27 05:13:52 sam Exp $
        !            32:  */
        !            33: #ifndef _NET80211_IEEE80211_CRYPTO_H_
        !            34: #define _NET80211_IEEE80211_CRYPTO_H_
        !            35:
        !            36: /*
        !            37:  * 802.11 protocol crypto-related definitions.
        !            38:  */
        !            39:
        !            40: /*
        !            41:  * 802.11i ciphers.
        !            42:  */
        !            43: enum ieee80211_cipher {
        !            44:        IEEE80211_CIPHER_NONE     = 0x00000000,
        !            45:        IEEE80211_CIPHER_USEGROUP = 0x00000001,
        !            46:        IEEE80211_CIPHER_WEP40    = 0x00000002,
        !            47:        IEEE80211_CIPHER_TKIP     = 0x00000004,
        !            48:        IEEE80211_CIPHER_CCMP     = 0x00000008,
        !            49:        IEEE80211_CIPHER_WEP104   = 0x00000010
        !            50: };
        !            51:
        !            52: /*
        !            53:  * 802.11i Authentication and Key Management.
        !            54:  */
        !            55: enum ieee80211_akm {
        !            56:        IEEE80211_AKM_NONE      = 0x00000000,
        !            57:        IEEE80211_AKM_IEEE8021X = 0x00000001,
        !            58:        IEEE80211_AKM_PSK       = 0x00000002
        !            59: };
        !            60:
        !            61: #define        IEEE80211_KEYBUF_SIZE   16
        !            62:
        !            63: struct ieee80211_key {
        !            64:        u_int8_t                k_id;           /* identifier (0-3) */
        !            65:        enum ieee80211_cipher   k_cipher;
        !            66:        u_int                   k_flags;
        !            67: #define IEEE80211_KEY_GROUP    0x00000001      /* group key */
        !            68: #define IEEE80211_KEY_TX       0x00000002      /* Tx+Rx */
        !            69:
        !            70:        u_int64_t               k_rsc;
        !            71:        u_int64_t               k_tsc;
        !            72:        int                     k_len;
        !            73:        u_int8_t                k_key[IEEE80211_KEYBUF_SIZE];
        !            74: };
        !            75:
        !            76: /* forward references */
        !            77: struct ieee80211com;
        !            78: struct ieee80211_node;
        !            79:
        !            80: extern void ieee80211_crypto_attach(struct ifnet *);
        !            81: extern void ieee80211_crypto_detach(struct ifnet *);
        !            82: extern struct mbuf *ieee80211_encrypt(struct ieee80211com *, struct mbuf *,
        !            83:            struct ieee80211_node *);
        !            84: extern struct mbuf *ieee80211_decrypt(struct ieee80211com *, struct mbuf *,
        !            85:            struct ieee80211_node *);
        !            86: extern struct mbuf *ieee80211_wep_crypt(struct ifnet *, struct mbuf *, int);
        !            87: extern void ieee80211_derive_ptk(const u_int8_t *, size_t, const u_int8_t *,
        !            88:            const u_int8_t *, const u_int8_t *, const u_int8_t *, u_int8_t *,
        !            89:            size_t);
        !            90: extern int ieee80211_cipher_keylen(enum ieee80211_cipher);
        !            91:
        !            92: #endif /* _NET80211_IEEE80211_CRYPTO_H_ */