1#ifndef LLC_IF_H
2#define LLC_IF_H
3/*
4 * Copyright (c) 1997 by Procom Technology,Inc.
5 * 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
6 *
7 * This program can be redistributed or modified under the terms of the
8 * GNU General Public License as published by the Free Software Foundation.
9 * This program is distributed without any warranty or implied warranty
10 * of merchantability or fitness for a particular purpose.
11 *
12 * See the GNU General Public License for more details.
13 */
14/* Defines LLC interface to network layer */
15/* Available primitives */
16#include <linux/if.h>
17#include <linux/if_arp.h>
18#include <linux/llc.h>
19#include <linux/etherdevice.h>
20#include <net/llc.h>
21
22#define LLC_DATAUNIT_PRIM 1
23#define LLC_CONN_PRIM 2
24#define LLC_DATA_PRIM 3
25#define LLC_DISC_PRIM 4
26#define LLC_RESET_PRIM 5
27#define LLC_FLOWCONTROL_PRIM 6 /* Not supported at this time */
28#define LLC_DISABLE_PRIM 7
29#define LLC_XID_PRIM 8
30#define LLC_TEST_PRIM 9
31#define LLC_SAP_ACTIVATION 10
32#define LLC_SAP_DEACTIVATION 11
33
34#define LLC_NBR_PRIMITIVES 11
35
36#define LLC_IND 1
37#define LLC_CONFIRM 2
38
39/* Primitive type */
40#define LLC_PRIM_TYPE_REQ 1
41#define LLC_PRIM_TYPE_IND 2
42#define LLC_PRIM_TYPE_RESP 3
43#define LLC_PRIM_TYPE_CONFIRM 4
44
45/* Reset reasons, remote entity or local LLC */
46#define LLC_RESET_REASON_REMOTE 1
47#define LLC_RESET_REASON_LOCAL 2
48
49/* Disconnect reasons */
50#define LLC_DISC_REASON_RX_DM_RSP_PDU 0
51#define LLC_DISC_REASON_RX_DISC_CMD_PDU 1
52#define LLC_DISC_REASON_ACK_TMR_EXP 2
53
54/* Confirm reasons */
55#define LLC_STATUS_CONN 0 /* connect confirm & reset confirm */
56#define LLC_STATUS_DISC 1 /* connect confirm & reset confirm */
57#define LLC_STATUS_FAILED 2 /* connect confirm & reset confirm */
58#define LLC_STATUS_IMPOSSIBLE 3 /* connect confirm */
59#define LLC_STATUS_RECEIVED 4 /* data conn */
60#define LLC_STATUS_REMOTE_BUSY 5 /* data conn */
61#define LLC_STATUS_REFUSE 6 /* data conn */
62#define LLC_STATUS_CONFLICT 7 /* disconnect conn */
63#define LLC_STATUS_RESET_DONE 8 /* */
64
65int llc_establish_connection(struct sock *sk, u8 *lmac, u8 *dmac, u8 dsap);
66int llc_build_and_send_pkt(struct sock *sk, struct sk_buff *skb);
67int llc_send_disc(struct sock *sk);
68#endif /* LLC_IF_H */
69