llc_station.c (2d8ad8719591fa803b0d589ed057fa46f49b7155) llc_station.c (2c53040f018b6c36a46eec75b9b937aaa5f78e6d)
1/*
2 * llc_station.c - station component of LLC
3 *
4 * Copyright (c) 1997 by Procom Technology, Inc.
5 * 2001-2003 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.

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25#include <net/llc_s_st.h>
26#include <net/llc_pdu.h>
27
28/**
29 * struct llc_station - LLC station component
30 *
31 * SAP and connection resource manager, one per adapter.
32 *
1/*
2 * llc_station.c - station component of LLC
3 *
4 * Copyright (c) 1997 by Procom Technology, Inc.
5 * 2001-2003 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.

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25#include <net/llc_s_st.h>
26#include <net/llc_pdu.h>
27
28/**
29 * struct llc_station - LLC station component
30 *
31 * SAP and connection resource manager, one per adapter.
32 *
33 * @state - state of station
34 * @xid_r_count - XID response PDU counter
35 * @mac_sa - MAC source address
36 * @sap_list - list of related SAPs
37 * @ev_q - events entering state mach.
38 * @mac_pdu_q - PDUs ready to send to MAC
33 * @state: state of station
34 * @xid_r_count: XID response PDU counter
35 * @mac_sa: MAC source address
36 * @sap_list: list of related SAPs
37 * @ev_q: events entering state mach.
38 * @mac_pdu_q: PDUs ready to send to MAC
39 */
40struct llc_station {
41 u8 state;
42 u8 xid_r_count;
43 struct timer_list ack_timer;
44 u8 retry_count;
45 u8 maximum_retry;
46 struct {

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641{
642 struct sk_buff *skb;
643
644 while ((skb = skb_dequeue(&llc_main_station.ev_q.list)) != NULL)
645 llc_station_next_state(skb);
646}
647
648/**
39 */
40struct llc_station {
41 u8 state;
42 u8 xid_r_count;
43 struct timer_list ack_timer;
44 u8 retry_count;
45 u8 maximum_retry;
46 struct {

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641{
642 struct sk_buff *skb;
643
644 while ((skb = skb_dequeue(&llc_main_station.ev_q.list)) != NULL)
645 llc_station_next_state(skb);
646}
647
648/**
649 * llc_station_state_process: queue event and try to process queue.
649 * llc_station_state_process - queue event and try to process queue.
650 * @skb: Address of the event
651 *
652 * Queues an event (on the station event queue) for handling by the
653 * station state machine and attempts to process any queued-up events.
654 */
655static void llc_station_state_process(struct sk_buff *skb)
656{
657 spin_lock_bh(&llc_main_station.ev_q.lock);

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667 if (skb) {
668 struct llc_station_state_ev *ev = llc_station_ev(skb);
669
670 ev->type = LLC_STATION_EV_TYPE_ACK_TMR;
671 llc_station_state_process(skb);
672 }
673}
674
650 * @skb: Address of the event
651 *
652 * Queues an event (on the station event queue) for handling by the
653 * station state machine and attempts to process any queued-up events.
654 */
655static void llc_station_state_process(struct sk_buff *skb)
656{
657 spin_lock_bh(&llc_main_station.ev_q.lock);

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667 if (skb) {
668 struct llc_station_state_ev *ev = llc_station_ev(skb);
669
670 ev->type = LLC_STATION_EV_TYPE_ACK_TMR;
671 llc_station_state_process(skb);
672 }
673}
674
675/*
675/**
676 * llc_station_rcv - send received pdu to the station state machine
677 * @skb: received frame.
678 *
679 * Sends data unit to station state machine.
680 */
681static void llc_station_rcv(struct sk_buff *skb)
682{
683 struct llc_station_state_ev *ev = llc_station_ev(skb);

--- 39 unchanged lines hidden --- 		676 * llc_station_rcv - send received pdu to the station state machine
677 * @skb: received frame.
678 *
679 * Sends data unit to station state machine.
680 */
681static void llc_station_rcv(struct sk_buff *skb)
682{
683 struct llc_station_state_ev *ev = llc_station_ev(skb);

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