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- /*
- * Copyright (c) 1988 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 7.2 (Berkeley) 6/28/90
- */
-
- /*
- * 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 {
- u_char llc_dsap;
- u_char llc_ssap;
- union {
- struct {
- u_char control;
- u_char format_id;
- u_char class;
- u_char window_x2;
- } type_u;
- struct {
- u_char num_snd_x2;
- u_char num_rcv_x2;
- } type_i;
- struct {
- u_char control;
- u_char num_rcv_x2;
- } type_s;
- struct {
- u_char control;
- u_char org_code[3];
- u_short ether_type;
- } type_snap;
- } llc_un;
- };
- #define llc_control llc_un.type_u.control
- #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_UI 0x3
- #define LLC_UI_P 0x13
- #define LLC_XID 0xaf
- #define LLC_XID_P 0xbf
- #define LLC_TEST 0xe3
- #define LLC_TEST_P 0xf3
-
- #define LLC_ISO_LSAP 0xfe
- #define LLC_SNAP_LSAP 0xaa
-