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- /*-
- * Copyright (c) 2002-2004 Sam Leffler, Errno Consulting
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer,
- * without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
- * redistribution must be conditioned upon including a substantially
- * similar Disclaimer requirement for further binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- * of any contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGES.
- *
- * $Id: //depot/sw/branches/fusion_usb/target_firmware/wlan/target/madwifi/net80211/if_llc.h#1 $
- * $NetBSD: if_llc.h,v 1.12 1999/11/19 20:41:19 thorpej Exp $
- * $Id: //depot/sw/branches/fusion_usb/target_firmware/wlan/target/madwifi/net80211/if_llc.h#1 $
- */
- /*
- * Copyright (c) 1988, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)if_llc.h 8.1 (Berkeley) 6/10/93
- * $FreeBSD: src/sys/net/if_llc.h,v 1.9 2002/09/23 06:25:08 alfred Exp $
- */
- #ifndef _NET_IF_LLC_H_
- #define _NET_IF_LLC_H_
- /*
- * IEEE 802.2 Link Level Control headers, for use in conjunction with
- * 802.{3,4,5} media access control methods.
- *
- * Headers here do not use bit fields due to shortcommings in many
- * compilers.
- */
- struct llc {
- a_uint8_t llc_dsap;
- a_uint8_t llc_ssap;
- union {
- struct {
- a_uint8_t control;
- a_uint8_t format_id;
- a_uint8_t class;
- a_uint8_t window_x2;
- } adf_os_packed type_u;
- struct {
- a_uint8_t num_snd_x2;
- a_uint8_t num_rcv_x2;
- } adf_os_packed type_i;
- struct {
- a_uint8_t control;
- a_uint8_t num_rcv_x2;
- } adf_os_packed type_s;
- struct {
- a_uint8_t control;
- /*
- * We cannot put the following fields in a structure because
- * the structure rounding might cause padding.
- */
- a_uint8_t frmr_rej_pdu0;
- a_uint8_t frmr_rej_pdu1;
- a_uint8_t frmr_control;
- a_uint8_t frmr_control_ext;
- a_uint8_t frmr_cause;
- } adf_os_packed type_frmr;
- struct {
- a_uint8_t control;
- a_uint8_t org_code[3];
- a_uint16_t ether_type;
- } adf_os_packed type_snap;
- struct {
- a_uint8_t control;
- a_uint8_t control_ext;
- } adf_os_packed type_raw;
- } llc_un /* XXX adf_os_packed ??? */;
- } adf_os_packed;
- struct frmrinfo {
- a_uint8_t frmr_rej_pdu0;
- a_uint8_t frmr_rej_pdu1;
- a_uint8_t frmr_control;
- a_uint8_t frmr_control_ext;
- a_uint8_t frmr_cause;
- } adf_os_packed;
- #define llc_control llc_un.type_u.control
- #define llc_control_ext llc_un.type_raw.control_ext
- #define llc_fid llc_un.type_u.format_id
- #define llc_class llc_un.type_u.class
- #define llc_window llc_un.type_u.window_x2
- #define llc_frmrinfo llc_un.type_frmr.frmr_rej_pdu0
- #define llc_frmr_pdu0 llc_un.type_frmr.frmr_rej_pdu0
- #define llc_frmr_pdu1 llc_un.type_frmr.frmr_rej_pdu1
- #define llc_frmr_control llc_un.type_frmr.frmr_control
- #define llc_frmr_control_ext llc_un.type_frmr.frmr_control_ext
- #define llc_frmr_cause llc_un.type_frmr.frmr_cause
- #define llc_snap llc_un.type_snap
- /*
- * Don't use sizeof(struct llc_un) for LLC header sizes
- */
- #define LLC_ISFRAMELEN 4
- #define LLC_UFRAMELEN 3
- #define LLC_FRMRLEN 7
- #define LLC_SNAPFRAMELEN 8
- /*
- * Unnumbered LLC format commands
- */
- #define LLC_UI 0x3
- #define LLC_UI_P 0x13
- #define LLC_DISC 0x43
- #define LLC_DISC_P 0x53
- #define LLC_UA 0x63
- #define LLC_UA_P 0x73
- #define LLC_TEST 0xe3
- #define LLC_TEST_P 0xf3
- #define LLC_FRMR 0x87
- #define LLC_FRMR_P 0x97
- #define LLC_DM 0x0f
- #define LLC_DM_P 0x1f
- #define LLC_XID 0xaf
- #define LLC_XID_P 0xbf
- #define LLC_SABME 0x6f
- #define LLC_SABME_P 0x7f
- /*
- * Supervisory LLC commands
- */
- #define LLC_RR 0x01
- #define LLC_RNR 0x05
- #define LLC_REJ 0x09
- /*
- * Info format - dummy only
- */
- #define LLC_INFO 0x00
- /*
- * ISO PDTR 10178 contains among others
- */
- #define LLC_X25_LSAP 0x7e
- #define LLC_SNAP_LSAP 0xaa
- #define LLC_ISO_LSAP 0xfe
- #endif /* _NET_IF_LLC_H_ */
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