1 /* $Id: lmgr.c,v 1.7.6.2 2001/09/23 22:24:50 kai Exp $
2  *
3  * Layermanagement module
4  *
5  * Author       Karsten Keil
6  * Copyright    by Karsten Keil      <keil@isdn4linux.de>
7  *
8  * This software may be used and distributed according to the terms
9  * of the GNU General Public License, incorporated herein by reference.
10  *
11  */
12 
13 #include "hisax.h"
14 
15 static void
error_handling_dchan(struct PStack * st,int Error)16 error_handling_dchan(struct PStack *st, int Error)
17 {
18 	switch (Error) {
19 		case 'C':
20 		case 'D':
21 		case 'G':
22 		case 'H':
23 			st->l2.l2tei(st, MDL_ERROR | REQUEST, NULL);
24 			break;
25 	}
26 }
27 
28 static void
hisax_manager(struct PStack * st,int pr,void * arg)29 hisax_manager(struct PStack *st, int pr, void *arg)
30 {
31 	long Code;
32 
33 	switch (pr) {
34 		case (MDL_ERROR | INDICATION):
35 			Code = (long) arg;
36 			HiSax_putstatus(st->l1.hardware, "manager: MDL_ERROR",
37 				" %c %s", (char)Code,
38 				test_bit(FLG_LAPD, &st->l2.flag) ?
39 				"D-channel" : "B-channel");
40 			if (test_bit(FLG_LAPD, &st->l2.flag))
41 				error_handling_dchan(st, Code);
42 			break;
43 	}
44 }
45 
46 void
setstack_manager(struct PStack * st)47 setstack_manager(struct PStack *st)
48 {
49 	st->ma.layer = hisax_manager;
50 }
51