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