diff options
Diffstat (limited to 'sys/i4b/layer2/i4b_l2fsm.h')
-rw-r--r-- | sys/i4b/layer2/i4b_l2fsm.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/sys/i4b/layer2/i4b_l2fsm.h b/sys/i4b/layer2/i4b_l2fsm.h new file mode 100644 index 0000000..8f51068 --- /dev/null +++ b/sys/i4b/layer2/i4b_l2fsm.h @@ -0,0 +1,82 @@ +/* + * Copyright (c) 1997, 1998 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_l2fsm.h - layer 2 FSM + * ------------------------- + * + * $Id: i4b_l2fsm.h,v 1.3 1998/12/05 18:05:13 hm Exp $ + * + * last edit-date: [Sat Dec 5 18:28:39 1998] + * + *---------------------------------------------------------------------------*/ + +#ifndef _I4B_L2FSM_H_ +#define _I4B_L2FSM_H_ + +enum Q921_states { + ST_TEI_UNAS, /* TEI unassigned */ + ST_ASG_AW_TEI, /* assign awaiting TEI */ + ST_EST_AW_TEI, /* establish awaiting TEI */ + ST_TEI_ASGD, /* TEI assigned */ + + ST_AW_EST, /* awaiting establishment */ + ST_AW_REL, /* awaiting release */ + ST_MULTIFR, /* multiple frame established */ + ST_TIMREC, /* timer recovery */ + + ST_SUBSET, /* SUBroutine SETs new state */ + ST_ILL, /* illegal state */ + N_STATES /* number of states */ +}; + +enum Q921_events { + EV_DLESTRQ, /* dl establish req */ + EV_DLUDTRQ, /* dl unit data req */ + EV_MDASGRQ, /* mdl assign req */ + EV_MDERRRS, /* mdl error response */ + EV_PSDEACT, /* persistent deactivation */ + EV_MDREMRQ, /* mdl remove req */ + EV_RXSABME, /* rx'd SABME */ + EV_RXDISC, /* rx'd DISC */ + EV_RXUA, /* rx'd UA */ + EV_RXDM, /* rx'd DM */ + EV_T200EXP, /* T200 expired */ + EV_DLDATRQ, /* dl data req */ + EV_DLRELRQ, /* dl release req */ + EV_T203EXP, /* T203 expired */ + EV_OWNBUSY, /* set own rx busy */ + EV_OWNRDY, /* clear own rx busy */ + EV_RXRR, /* rx'd RR */ + EV_RXREJ, /* rx'd REJ */ + EV_RXRNR, /* rx'd RNR */ + EV_RXFRMR, /* rx'd FRMR */ + + EV_ILL, /* Illegal */ + N_EVENTS +}; + +#endif /* _I4B_L2FSM_H_ */ + |