freebsd-dev/sys/i4b/layer3/i4b_l3fsm.h
1999-12-14 20:48:35 +00:00

108 lines
3.7 KiB
C

/*
* Copyright (c) 1997, 1999 Hellmuth Michaelis. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*---------------------------------------------------------------------------
*
* i4b_l3fsm.c - layer 3 FSM
* -------------------------
*
* $Id: i4b_l3fsm.h,v 1.7 1999/12/13 21:25:27 hm Exp $
*
* $FreeBSD$
*
* last edit-date: [Mon Dec 13 22:05:09 1999]
*
*---------------------------------------------------------------------------*/
#ifndef _I4B_L3FSM_H_
#define _I4B_L3FSM_H_
enum Q931_states {
ST_U0,
ST_U1,
ST_U3,
ST_U4,
ST_U6,
ST_U7,
ST_U8,
ST_U9,
ST_U10,
ST_U11,
ST_U12,
ST_U19,
ST_IWA, /* incoming call, wait establish, then accept */
ST_IWR, /* incoming call, wait establish, then reject */
ST_OW, /* outgoing call, wait establish */
ST_IWL, /* incoming call, wait establish, then alert */
ST_SUSE, /* SUBroutine SETs new state on exit */
ST_ILL, /* Illegal */
N_STATES /* number of states */
};
enum Q931_events {
EV_SETUPRQ, /* setup request from L4 */
EV_DISCRQ, /* disconnect request from L4 */
EV_RELRQ, /* release request from L4 */
EV_ALERTRQ, /* alerting request from L4 */
EV_SETACRS, /* setup response accept from l4 */
EV_SETRJRS, /* setup response reject from l4 */
EV_SETDCRS, /* setup response dontcare from l4 */
EV_SETUP, /* incoming SETUP message from L2 */
EV_STATUS, /* incoming STATUS message from L2 */
EV_RELEASE, /* incoming RELEASE message from L2 */
EV_RELCOMP, /* incoming RELEASE COMPLETE from L2 */
EV_SETUPAK, /* incoming SETUP ACK message from L2 */
EV_CALLPRC, /* incoming CALL PROCEEDING from L2 */
EV_ALERT, /* incoming ALERT message from L2 */
EV_CONNECT, /* incoming CONNECT message from L2 */
EV_PROGIND, /* incoming Progress IND from L2 */
EV_DISCONN, /* incoming DISCONNECT message from L2 */
EV_CONACK, /* incoming CONNECT ACK message from L2 */
EV_STATENQ, /* incoming STATUS ENQ message from L2 */
EV_INFO, /* incoming INFO message from L2 */
EV_FACILITY, /* FACILITY message */
EV_T303EXP, /* Timer T303 expired */
EV_T305EXP, /* Timer T305 expired */
EV_T308EXP, /* Timer T308 expired */
EV_T309EXP, /* Timer T309 expired */
EV_T310EXP, /* Timer T310 expired */
EV_T313EXP, /* Timer T313 expired */
EV_DLESTIN, /* dl establish indication from l2 */
EV_DLRELIN, /* dl release indication from l2 */
EV_DLESTCF, /* dl establish confirm from l2 */
EV_DLRELCF, /* dl release indication from l2 */
EV_ILL, /* Illegal */
N_EVENTS
};
#endif /* _I4B_L3FSM_H_ */