mirror of https://gitee.com/openkylin/linux.git
130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
/*********************************************************************
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*
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*
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* Filename: irlap_event.h
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* Version: 0.1
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* Description:
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* Status: Experimental.
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* Author: Dag Brattli <dagb@cs.uit.no>
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* Created at: Sat Aug 16 00:59:29 1997
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* Modified at: Tue Dec 21 11:20:30 1999
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* Modified by: Dag Brattli <dagb@cs.uit.no>
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*
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* Copyright (c) 1998-1999 Dag Brattli <dagb@cs.uit.no>,
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* All Rights Reserved.
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* Copyright (c) 2000-2002 Jean Tourrilhes <jt@hpl.hp.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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********************************************************************/
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#ifndef IRLAP_EVENT_H
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#define IRLAP_EVENT_H
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#include <net/irda/irda.h>
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/* A few forward declarations (to make compiler happy) */
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struct irlap_cb;
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struct irlap_info;
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/* IrLAP States */
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typedef enum {
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LAP_NDM, /* Normal disconnected mode */
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LAP_QUERY,
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LAP_REPLY,
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LAP_CONN, /* Connect indication */
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LAP_SETUP, /* Setting up connection */
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LAP_OFFLINE, /* A really boring state */
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LAP_XMIT_P,
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LAP_PCLOSE,
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LAP_NRM_P, /* Normal response mode as primary */
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LAP_RESET_WAIT,
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LAP_RESET,
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LAP_NRM_S, /* Normal response mode as secondary */
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LAP_XMIT_S,
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LAP_SCLOSE,
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LAP_RESET_CHECK,
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} IRLAP_STATE;
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/* IrLAP Events */
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typedef enum {
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/* Services events */
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DISCOVERY_REQUEST,
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CONNECT_REQUEST,
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CONNECT_RESPONSE,
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DISCONNECT_REQUEST,
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DATA_REQUEST,
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RESET_REQUEST,
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RESET_RESPONSE,
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/* Send events */
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SEND_I_CMD,
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SEND_UI_FRAME,
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/* Receive events */
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RECV_DISCOVERY_XID_CMD,
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RECV_DISCOVERY_XID_RSP,
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RECV_SNRM_CMD,
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RECV_TEST_CMD,
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RECV_TEST_RSP,
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RECV_UA_RSP,
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RECV_DM_RSP,
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RECV_RD_RSP,
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RECV_I_CMD,
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RECV_I_RSP,
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RECV_UI_FRAME,
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RECV_FRMR_RSP,
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RECV_RR_CMD,
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RECV_RR_RSP,
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RECV_RNR_CMD,
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RECV_RNR_RSP,
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RECV_REJ_CMD,
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RECV_REJ_RSP,
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RECV_SREJ_CMD,
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RECV_SREJ_RSP,
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RECV_DISC_CMD,
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/* Timer events */
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SLOT_TIMER_EXPIRED,
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QUERY_TIMER_EXPIRED,
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FINAL_TIMER_EXPIRED,
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POLL_TIMER_EXPIRED,
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DISCOVERY_TIMER_EXPIRED,
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WD_TIMER_EXPIRED,
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BACKOFF_TIMER_EXPIRED,
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MEDIA_BUSY_TIMER_EXPIRED,
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} IRLAP_EVENT;
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/*
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* Disconnect reason code
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*/
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typedef enum { /* FIXME check the two first reason codes */
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LAP_DISC_INDICATION=1, /* Received a disconnect request from peer */
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LAP_NO_RESPONSE, /* To many retransmits without response */
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LAP_RESET_INDICATION, /* To many retransmits, or invalid nr/ns */
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LAP_FOUND_NONE, /* No devices were discovered */
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LAP_MEDIA_BUSY,
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LAP_PRIMARY_CONFLICT,
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} LAP_REASON;
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extern const char *const irlap_state[];
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void irlap_do_event(struct irlap_cb *self, IRLAP_EVENT event,
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struct sk_buff *skb, struct irlap_info *info);
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void irlap_print_event(IRLAP_EVENT event);
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int irlap_qos_negotiate(struct irlap_cb *self, struct sk_buff *skb);
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#endif
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