1#ifndef LLC_S_EV_H
2#define LLC_S_EV_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
15#include <linux/skbuff.h>
16#include <net/llc.h>
17
18/* Defines SAP component events */
19/* Types of events (possible values in 'ev->type') */
20#define LLC_SAP_EV_TYPE_SIMPLE		1
21#define LLC_SAP_EV_TYPE_CONDITION	2
22#define LLC_SAP_EV_TYPE_PRIM		3
23#define LLC_SAP_EV_TYPE_PDU		4   /* command/response PDU */
24#define LLC_SAP_EV_TYPE_ACK_TMR		5
25#define LLC_SAP_EV_TYPE_RPT_STATUS	6
26
27#define LLC_SAP_EV_ACTIVATION_REQ	 1
28#define LLC_SAP_EV_RX_UI		 2
29#define LLC_SAP_EV_UNITDATA_REQ		 3
30#define LLC_SAP_EV_XID_REQ		 4
31#define LLC_SAP_EV_RX_XID_C		 5
32#define LLC_SAP_EV_RX_XID_R		 6
33#define LLC_SAP_EV_TEST_REQ		 7
34#define LLC_SAP_EV_RX_TEST_C		 8
35#define LLC_SAP_EV_RX_TEST_R		 9
36#define LLC_SAP_EV_DEACTIVATION_REQ	10
37
38struct llc_sap_state_ev {
39	u8		prim;
40	u8		prim_type;
41	u8		type;
42	u8		reason;
43	u8		ind_cfm_flag;
44	struct llc_addr saddr;
45	struct llc_addr daddr;
46};
47
48static __inline__ struct llc_sap_state_ev *llc_sap_ev(struct sk_buff *skb)
49{
50	return (struct llc_sap_state_ev *)skb->cb;
51}
52
53struct llc_sap;
54
55typedef int (*llc_sap_ev_t)(struct llc_sap *sap, struct sk_buff *skb);
56
57int llc_sap_ev_activation_req(struct llc_sap *sap, struct sk_buff *skb);
58int llc_sap_ev_rx_ui(struct llc_sap *sap, struct sk_buff *skb);
59int llc_sap_ev_unitdata_req(struct llc_sap *sap, struct sk_buff *skb);
60int llc_sap_ev_xid_req(struct llc_sap *sap, struct sk_buff *skb);
61int llc_sap_ev_rx_xid_c(struct llc_sap *sap, struct sk_buff *skb);
62int llc_sap_ev_rx_xid_r(struct llc_sap *sap, struct sk_buff *skb);
63int llc_sap_ev_test_req(struct llc_sap *sap, struct sk_buff *skb);
64int llc_sap_ev_rx_test_c(struct llc_sap *sap, struct sk_buff *skb);
65int llc_sap_ev_rx_test_r(struct llc_sap *sap, struct sk_buff *skb);
66int llc_sap_ev_deactivation_req(struct llc_sap *sap, struct sk_buff *skb);
67#endif /* LLC_S_EV_H */
68