LXR linux/include/net/llc_s

   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
  56extern int llc_sap_ev_activation_req(struct llc_sap *sap, struct sk_buff *skb);
  57extern int llc_sap_ev_rx_ui(struct llc_sap *sap, struct sk_buff *skb);
  58extern int llc_sap_ev_unitdata_req(struct llc_sap *sap, struct sk_buff *skb);
  59extern int llc_sap_ev_xid_req(struct llc_sap *sap, struct sk_buff *skb);
  60extern int llc_sap_ev_rx_xid_c(struct llc_sap *sap, struct sk_buff *skb);
  61extern int llc_sap_ev_rx_xid_r(struct llc_sap *sap, struct sk_buff *skb);
  62extern int llc_sap_ev_test_req(struct llc_sap *sap, struct sk_buff *skb);
  63extern int llc_sap_ev_rx_test_c(struct llc_sap *sap, struct sk_buff *skb);
  64extern int llc_sap_ev_rx_test_r(struct llc_sap *sap, struct sk_buff *skb);
  65extern int llc_sap_ev_deactivation_req(struct llc_sap *sap,
  66                                       struct sk_buff *skb);
  67#endif /* LLC_S_EV_H */
  68