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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 | |
37 | struct 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 | |
47 | static __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 | |
52 | struct llc_sap; |
53 | |
54 | typedef int (*llc_sap_ev_t)(struct llc_sap *sap, struct sk_buff *skb); |
55 | |
56 | extern int llc_sap_ev_activation_req(struct llc_sap *sap, struct sk_buff *skb); |
57 | extern int llc_sap_ev_rx_ui(struct llc_sap *sap, struct sk_buff *skb); |
58 | extern int llc_sap_ev_unitdata_req(struct llc_sap *sap, struct sk_buff *skb); |
59 | extern int llc_sap_ev_xid_req(struct llc_sap *sap, struct sk_buff *skb); |
60 | extern int llc_sap_ev_rx_xid_c(struct llc_sap *sap, struct sk_buff *skb); |
61 | extern int llc_sap_ev_rx_xid_r(struct llc_sap *sap, struct sk_buff *skb); |
62 | extern int llc_sap_ev_test_req(struct llc_sap *sap, struct sk_buff *skb); |
63 | extern int llc_sap_ev_rx_test_c(struct llc_sap *sap, struct sk_buff *skb); |
64 | extern int llc_sap_ev_rx_test_r(struct llc_sap *sap, struct sk_buff *skb); |
65 | extern int llc_sap_ev_deactivation_req(struct llc_sap *sap, |
66 | struct sk_buff *skb); |
67 | #endif /* LLC_S_EV_H */ |
68 |
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