Example #1
0
static void
l3_1tr6_rel(struct l3_process *pc, u_char pr, void *arg)
{
	struct sk_buff *skb = arg;
	u_char *p;

	p = skb->data;
	if ((p = findie(p, skb->len, WE0_cause, 0))) {
		if (p[1] > 0) {
			pc->para.cause = p[2];
			if (p[1] > 1)
				pc->para.loc = p[3];
			else
				pc->para.loc = 0;
		} else {
			pc->para.cause = 0;
			pc->para.loc = 0;
		}
	} else {
		pc->para.cause = NO_CAUSE;
		l3_1tr6_error(pc, "missing REL cause", skb);
		return;
	}
	dev_kfree_skb(skb);
	StopAllL3Timer(pc);
	newl3state(pc, 0);
	l3_1TR6_message(pc, MT_N1_REL_ACK, PROTO_DIS_N1);
	pc->st->l3.l3l4(pc->st, CC_RELEASE | INDICATION, pc);
	release_l3_process(pc);
}
static void
l3_1tr6_t308_2(struct l3_process *pc, u_char pr, void *arg)
{
	L3DelTimer(&pc->timer);
	pc->st->l3.l3l4(pc->st, CC_RELEASE_ERR, pc);
	release_l3_process(pc);
}
Example #3
0
static void
l3_1tr6_dl_release(struct l3_process *pc, u_char pr, void *arg)
{
        newl3state(pc, 0);
        pc->para.cause = 0x1b;          /* Destination out of order */
        pc->para.loc = 0;
        pc->st->l3.l3l4(pc->st, CC_RELEASE | INDICATION, pc);
        release_l3_process(pc);
}
Example #4
0
static void
l3_1tr6_rel_ack(struct l3_process *pc, u_char pr, void *arg)
{
	struct sk_buff *skb = arg;

	dev_kfree_skb(skb);
	StopAllL3Timer(pc);
	newl3state(pc, 0);
	pc->para.cause = NO_CAUSE;
	pc->st->l3.l3l4(pc->st, CC_RELEASE | CONFIRM, pc);
	release_l3_process(pc);
}
Example #5
0
void
releasestack_isdnl3(struct PStack *st)
{
	while (st->l3.proc)
		release_l3_process(st->l3.proc);
	if (st->l3.global) {
		StopAllL3Timer(st->l3.global);
		kfree(st->l3.global);
		st->l3.global = NULL;
	}
	discard_queue(&st->l3.squeue);
}
void
releasestack_isdnl3(struct PStack *st)
{
	while (st->l3.proc)
		release_l3_process(st->l3.proc);
	if (st->l3.global) {
		StopAllL3Timer(st->l3.global);
		kfree(st->l3.global);
		st->l3.global = NULL;
	}
	FsmDelTimer(&st->l3.l3m_timer, 54);
	skb_queue_purge(&st->l3.squeue);
}
Example #7
0
void
release_l3(layer3_t *l3)
{
	l3_process_t *p, *np;

	if (l3->l3m.debug)
		printk(KERN_DEBUG "release_l3(%p) plist(%s) global(%p) dummy(%p)\n",
			l3, list_empty(&l3->plist) ? "no" : "yes", l3->global, l3->dummy);
	list_for_each_entry_safe(p, np, &l3->plist, list)
		release_l3_process(p);
	if (l3->global) {
		StopAllL3Timer(l3->global);
		kfree(l3->global);
		l3->global = NULL;
	}
	if (l3->dummy) {
		StopAllL3Timer(l3->dummy);
		kfree(l3->dummy);
		l3->dummy = NULL;
	}
	mISDN_FsmDelTimer(&l3->l3m_timer, 54);
	discard_queue(&l3->squeue);
}
Example #8
0
static void
l3_1tr6_reset(struct l3_process *pc, u_char pr, void *arg)
{
	release_l3_process(pc);
}
Example #9
0
static void
l3_1tr6_setup(struct l3_process *pc, u_char pr, void *arg)
{
	u_char *p;
	int bcfound = 0;
	char tmp[80];
	struct sk_buff *skb = arg;

	p = skb->data;

	/* Channel Identification */
	p = skb->data;
	if ((p = findie(p, skb->len, WE0_chanID, 0))) {
		if (p[1] != 1) {
			l3_1tr6_error(pc, "setup wrong chanID len", skb);
			return;
		}
		if ((p[2] & 0xf4) != 0x80) {
			l3_1tr6_error(pc, "setup wrong WE0_chanID", skb);
			return;
		}
		if ((pc->para.bchannel = p[2] & 0x3))
				bcfound++;
	} else {
		l3_1tr6_error(pc, "missing setup chanID", skb);
		return;
	}

	p = skb->data;
	if ((p = findie(p, skb->len, WE6_serviceInd, 6))) {
		pc->para.setup.si1 = p[2];
		pc->para.setup.si2 = p[3];
	} else {
		l3_1tr6_error(pc, "missing setup SI", skb);
		return;
	}

	p = skb->data;
	if ((p = findie(p, skb->len, WE0_destAddr, 0)))
		iecpy(pc->para.setup.eazmsn, p, 1);
	else
		pc->para.setup.eazmsn[0] = 0;

	p = skb->data;
	if ((p = findie(p, skb->len, WE0_origAddr, 0))) {
		iecpy(pc->para.setup.phone, p, 1);
	} else
		pc->para.setup.phone[0] = 0;

	p = skb->data;
	pc->para.spv = 0;
	if ((p = findie(p, skb->len, WE0_netSpecFac, 0))) {
		if ((FAC_SPV == p[3]) || (FAC_Activate == p[3]))
			pc->para.spv = 1;
	}
	dev_kfree_skb(skb);

	/* Signal all services, linklevel takes care of Service-Indicator */
	if (bcfound) {
		if ((pc->para.setup.si1 != 7) && (pc->st->l3.debug & L3_DEB_WARN)) {
			sprintf(tmp, "non-digital call: %s -> %s",
				pc->para.setup.phone,
				pc->para.setup.eazmsn);
			l3_debug(pc->st, tmp);
		}
		newl3state(pc, 6);
		pc->st->l3.l3l4(pc->st, CC_SETUP | INDICATION, pc);
	} else
		release_l3_process(pc);
}