165 lines
4.8 KiB
C
165 lines
4.8 KiB
C
/*
|
|
* Copyright (c) 1997, 2000 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_lme.c - layer management entity
|
|
* -------------------------------------
|
|
*
|
|
* $Id: i4b_lme.c,v 1.4 2002/03/24 20:36:02 martin Exp $
|
|
*
|
|
* $FreeBSD$
|
|
*
|
|
* last edit-date: [Fri Jan 5 11:33:47 2001]
|
|
*
|
|
*---------------------------------------------------------------------------*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: i4b_lme.c,v 1.4 2002/03/24 20:36:02 martin Exp $");
|
|
|
|
#ifdef __FreeBSD__
|
|
#include "i4bq921.h"
|
|
#else
|
|
#define NI4BQ921 1
|
|
#endif
|
|
#if NI4BQ921 > 0
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/socket.h>
|
|
#include <net/if.h>
|
|
|
|
#if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000
|
|
#include <sys/callout.h>
|
|
#endif
|
|
|
|
#ifdef __FreeBSD__
|
|
#include <machine/i4b_debug.h>
|
|
#include <machine/i4b_ioctl.h>
|
|
#else
|
|
#include <netisdn/i4b_debug.h>
|
|
#include <netisdn/i4b_ioctl.h>
|
|
#endif
|
|
|
|
#include <netisdn/i4b_l2.h>
|
|
#include <netisdn/i4b_l1l2.h>
|
|
#include <netisdn/i4b_isdnq931.h>
|
|
#include <netisdn/i4b_mbuf.h>
|
|
#include <netisdn/i4b_l2fsm.h>
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
* mdl assign indication handler
|
|
*---------------------------------------------------------------------------*/
|
|
void
|
|
i4b_mdl_assign_ind(l2_softc_t *l2sc)
|
|
{
|
|
NDBGL2(L2_PRIM, "bri %d", l2sc->bri);
|
|
|
|
i4b_l1_activate(l2sc);
|
|
|
|
if(l2sc->tei_valid == TEI_VALID)
|
|
{
|
|
l2sc->T202func = (void(*)(void*))i4b_tei_verify;
|
|
l2sc->N202 = N202DEF;
|
|
i4b_tei_verify(l2sc);
|
|
}
|
|
else
|
|
{
|
|
l2sc->T202func = (void(*)(void*))i4b_tei_assign;
|
|
l2sc->N202 = N202DEF;
|
|
i4b_tei_assign(l2sc);
|
|
}
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
* i4b_mdl_error_ind handler (Q.921 01/94 pp 156)
|
|
*---------------------------------------------------------------------------*/
|
|
void
|
|
i4b_mdl_error_ind(l2_softc_t *l2sc, char *where, int errorcode)
|
|
{
|
|
#if DO_I4B_DEBUG
|
|
static char *error_text[] = {
|
|
"MDL_ERR_A: rx'd unsolicited response - supervisory (F=1)",
|
|
"MDL_ERR_B: rx'd unsolicited response - DM (F=1)",
|
|
"MDL_ERR_C: rx'd unsolicited response - UA (F=1)",
|
|
"MDL_ERR_D: rx'd unsolicited response - UA (F=0)",
|
|
"MDL_ERR_E: rx'd unsolicited response - DM (F=0)",
|
|
"MDL_ERR_F: peer initiated re-establishment - SABME",
|
|
"MDL_ERR_G: unsuccessful transmission N200times - SABME",
|
|
"MDL_ERR_H: unsuccessful transmission N200times - DIS",
|
|
"MDL_ERR_I: unsuccessful transmission N200times - Status ENQ",
|
|
"MDL_ERR_J: other error - N(R) error",
|
|
"MDL_ERR_K: other error - rx'd FRMR response",
|
|
"MDL_ERR_L: other error - rx'd undefined frame",
|
|
"MDL_ERR_M: other error - receipt of I field not permitted",
|
|
"MDL_ERR_N: other error - rx'd frame with wrong size",
|
|
"MDL_ERR_O: other error - N201 error",
|
|
"MDL_ERR_MAX: i4b_mdl_error_ind called with wrong parameter!!!"
|
|
};
|
|
#endif
|
|
|
|
if(errorcode > MDL_ERR_MAX)
|
|
errorcode = MDL_ERR_MAX;
|
|
|
|
NDBGL2(L2_ERROR, "bri = %d, location = %s", l2sc->bri, where);
|
|
NDBGL2(L2_ERROR, "error = %s", error_text[errorcode]);
|
|
|
|
switch(errorcode)
|
|
{
|
|
case MDL_ERR_A:
|
|
case MDL_ERR_B:
|
|
break;
|
|
|
|
case MDL_ERR_C:
|
|
case MDL_ERR_D:
|
|
i4b_tei_verify(l2sc);
|
|
break;
|
|
|
|
case MDL_ERR_E:
|
|
case MDL_ERR_F:
|
|
break;
|
|
|
|
case MDL_ERR_G:
|
|
case MDL_ERR_H:
|
|
i4b_tei_verify(l2sc);
|
|
break;
|
|
|
|
case MDL_ERR_I:
|
|
case MDL_ERR_J:
|
|
case MDL_ERR_K:
|
|
case MDL_ERR_L:
|
|
case MDL_ERR_M:
|
|
case MDL_ERR_N:
|
|
case MDL_ERR_O:
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
#endif /* NI4BQ921 > 0 */
|