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1 /* $Id: capi.c,v 1.9.6.2 2001/09/23 22:24:32 kai Exp $
2  *
3  * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
4  * CAPI encoder/decoder
5  *
6  * Author       Fritz Elfert
7  * Copyright    by Fritz Elfert      <fritz@isdn4linux.de>
8  *
9  * This software may be used and distributed according to the terms
10  * of the GNU General Public License, incorporated herein by reference.
11  *
12  * Thanks to Friedemann Baitinger and IBM Germany
13  *
14  */
15 
16 #include "act2000.h"
17 #include "capi.h"
18 
19 static actcapi_msgdsc valid_msg[] = {
20 	{{ 0x86, 0x02}, "DATA_B3_IND"},       /* DATA_B3_IND/CONF must be first because of speed!!! */
21 	{{ 0x86, 0x01}, "DATA_B3_CONF"},
22 	{{ 0x02, 0x01}, "CONNECT_CONF"},
23 	{{ 0x02, 0x02}, "CONNECT_IND"},
24 	{{ 0x09, 0x01}, "CONNECT_INFO_CONF"},
25 	{{ 0x03, 0x02}, "CONNECT_ACTIVE_IND"},
26 	{{ 0x04, 0x01}, "DISCONNECT_CONF"},
27 	{{ 0x04, 0x02}, "DISCONNECT_IND"},
28 	{{ 0x05, 0x01}, "LISTEN_CONF"},
29 	{{ 0x06, 0x01}, "GET_PARAMS_CONF"},
30 	{{ 0x07, 0x01}, "INFO_CONF"},
31 	{{ 0x07, 0x02}, "INFO_IND"},
32 	{{ 0x08, 0x01}, "DATA_CONF"},
33 	{{ 0x08, 0x02}, "DATA_IND"},
34 	{{ 0x40, 0x01}, "SELECT_B2_PROTOCOL_CONF"},
35 	{{ 0x80, 0x01}, "SELECT_B3_PROTOCOL_CONF"},
36 	{{ 0x81, 0x01}, "LISTEN_B3_CONF"},
37 	{{ 0x82, 0x01}, "CONNECT_B3_CONF"},
38 	{{ 0x82, 0x02}, "CONNECT_B3_IND"},
39 	{{ 0x83, 0x02}, "CONNECT_B3_ACTIVE_IND"},
40 	{{ 0x84, 0x01}, "DISCONNECT_B3_CONF"},
41 	{{ 0x84, 0x02}, "DISCONNECT_B3_IND"},
42 	{{ 0x85, 0x01}, "GET_B3_PARAMS_CONF"},
43 	{{ 0x01, 0x01}, "RESET_B3_CONF"},
44 	{{ 0x01, 0x02}, "RESET_B3_IND"},
45 	/* {{ 0x87, 0x02, "HANDSET_IND"}, not implemented */
46 	{{ 0xff, 0x01}, "MANUFACTURER_CONF"},
47 	{{ 0xff, 0x02}, "MANUFACTURER_IND"},
48 #ifdef DEBUG_MSG
49 	/* Requests */
50 	{{ 0x01, 0x00}, "RESET_B3_REQ"},
51 	{{ 0x02, 0x00}, "CONNECT_REQ"},
52 	{{ 0x04, 0x00}, "DISCONNECT_REQ"},
53 	{{ 0x05, 0x00}, "LISTEN_REQ"},
54 	{{ 0x06, 0x00}, "GET_PARAMS_REQ"},
55 	{{ 0x07, 0x00}, "INFO_REQ"},
56 	{{ 0x08, 0x00}, "DATA_REQ"},
57 	{{ 0x09, 0x00}, "CONNECT_INFO_REQ"},
58 	{{ 0x40, 0x00}, "SELECT_B2_PROTOCOL_REQ"},
59 	{{ 0x80, 0x00}, "SELECT_B3_PROTOCOL_REQ"},
60 	{{ 0x81, 0x00}, "LISTEN_B3_REQ"},
61 	{{ 0x82, 0x00}, "CONNECT_B3_REQ"},
62 	{{ 0x84, 0x00}, "DISCONNECT_B3_REQ"},
63 	{{ 0x85, 0x00}, "GET_B3_PARAMS_REQ"},
64 	{{ 0x86, 0x00}, "DATA_B3_REQ"},
65 	{{ 0xff, 0x00}, "MANUFACTURER_REQ"},
66 	/* Responses */
67 	{{ 0x01, 0x03}, "RESET_B3_RESP"},
68 	{{ 0x02, 0x03}, "CONNECT_RESP"},
69 	{{ 0x03, 0x03}, "CONNECT_ACTIVE_RESP"},
70 	{{ 0x04, 0x03}, "DISCONNECT_RESP"},
71 	{{ 0x07, 0x03}, "INFO_RESP"},
72 	{{ 0x08, 0x03}, "DATA_RESP"},
73 	{{ 0x82, 0x03}, "CONNECT_B3_RESP"},
74 	{{ 0x83, 0x03}, "CONNECT_B3_ACTIVE_RESP"},
75 	{{ 0x84, 0x03}, "DISCONNECT_B3_RESP"},
76 	{{ 0x86, 0x03}, "DATA_B3_RESP"},
77 	{{ 0xff, 0x03}, "MANUFACTURER_RESP"},
78 #endif
79 	{{ 0x00, 0x00}, NULL},
80 };
81 #define num_valid_msg (sizeof(valid_msg)/sizeof(actcapi_msgdsc))
82 #define num_valid_imsg 27 /* MANUFACTURER_IND */
83 
84 /*
85  * Check for a valid incoming CAPI message.
86  * Return:
87  *   0 = Invalid message
88  *   1 = Valid message, no B-Channel-data
89  *   2 = Valid message, B-Channel-data
90  */
91 int
actcapi_chkhdr(act2000_card * card,actcapi_msghdr * hdr)92 actcapi_chkhdr(act2000_card * card, actcapi_msghdr *hdr)
93 {
94 	int i;
95 
96 	if (hdr->applicationID != 1)
97 		return 0;
98 	if (hdr->len < 9)
99 		return 0;
100 	for (i = 0; i < num_valid_imsg; i++)
101 		if ((hdr->cmd.cmd == valid_msg[i].cmd.cmd) &&
102 		    (hdr->cmd.subcmd == valid_msg[i].cmd.subcmd)) {
103 			return (i?1:2);
104 		}
105 	return 0;
106 }
107 
108 #define ACTCAPI_MKHDR(l, c, s) { \
109 	skb = alloc_skb(l + 8, GFP_ATOMIC); \
110 	if (skb) { \
111 	        m = (actcapi_msg *)skb_put(skb, l + 8); \
112 		m->hdr.len = l + 8; \
113 		m->hdr.applicationID = 1; \
114 	        m->hdr.cmd.cmd = c; \
115 	        m->hdr.cmd.subcmd = s; \
116 	        m->hdr.msgnum = actcapi_nextsmsg(card); \
117 	} else m = NULL;\
118 }
119 
120 #define ACTCAPI_CHKSKB if (!skb) { \
121 	printk(KERN_WARNING "actcapi: alloc_skb failed\n"); \
122 	return; \
123 }
124 
125 #define ACTCAPI_QUEUE_TX { \
126 	actcapi_debug_msg(skb, 1); \
127 	skb_queue_tail(&card->sndq, skb); \
128 	act2000_schedule_tx(card); \
129 }
130 
131 int
actcapi_listen_req(act2000_card * card)132 actcapi_listen_req(act2000_card *card)
133 {
134 	__u16 eazmask = 0;
135 	int i;
136 	actcapi_msg *m;
137 	struct sk_buff *skb;
138 
139 	for (i = 0; i < ACT2000_BCH; i++)
140 		eazmask |= card->bch[i].eazmask;
141 	ACTCAPI_MKHDR(9, 0x05, 0x00);
142         if (!skb) {
143                 printk(KERN_WARNING "actcapi: alloc_skb failed\n");
144                 return -ENOMEM;
145         }
146 	m->msg.listen_req.controller = 0;
147 	m->msg.listen_req.infomask = 0x3f; /* All information */
148 	m->msg.listen_req.eazmask = eazmask;
149 	m->msg.listen_req.simask = (eazmask)?0x86:0; /* All SI's  */
150 	ACTCAPI_QUEUE_TX;
151         return 0;
152 }
153 
154 int
actcapi_connect_req(act2000_card * card,act2000_chan * chan,char * phone,char eaz,int si1,int si2)155 actcapi_connect_req(act2000_card *card, act2000_chan *chan, char *phone,
156 		    char eaz, int si1, int si2)
157 {
158 	actcapi_msg *m;
159 	struct sk_buff *skb;
160 
161 	ACTCAPI_MKHDR((11 + strlen(phone)), 0x02, 0x00);
162 	if (!skb) {
163                 printk(KERN_WARNING "actcapi: alloc_skb failed\n");
164 		chan->fsm_state = ACT2000_STATE_NULL;
165 		return -ENOMEM;
166 	}
167 	m->msg.connect_req.controller = 0;
168 	m->msg.connect_req.bchan = 0x83;
169 	m->msg.connect_req.infomask = 0x3f;
170 	m->msg.connect_req.si1 = si1;
171 	m->msg.connect_req.si2 = si2;
172 	m->msg.connect_req.eaz = eaz?eaz:'0';
173 	m->msg.connect_req.addr.len = strlen(phone) + 1;
174 	m->msg.connect_req.addr.tnp = 0x81;
175 	memcpy(m->msg.connect_req.addr.num, phone, strlen(phone));
176 	chan->callref = m->hdr.msgnum;
177 	ACTCAPI_QUEUE_TX;
178 	return 0;
179 }
180 
181 static void
actcapi_connect_b3_req(act2000_card * card,act2000_chan * chan)182 actcapi_connect_b3_req(act2000_card *card, act2000_chan *chan)
183 {
184 	actcapi_msg *m;
185 	struct sk_buff *skb;
186 
187 	ACTCAPI_MKHDR(17, 0x82, 0x00);
188 	ACTCAPI_CHKSKB;
189 	m->msg.connect_b3_req.plci = chan->plci;
190 	memset(&m->msg.connect_b3_req.ncpi, 0,
191 	       sizeof(m->msg.connect_b3_req.ncpi));
192 	m->msg.connect_b3_req.ncpi.len = 13;
193 	m->msg.connect_b3_req.ncpi.modulo = 8;
194 	ACTCAPI_QUEUE_TX;
195 }
196 
197 /*
198  * Set net type (1TR6) or (EDSS1)
199  */
200 int
actcapi_manufacturer_req_net(act2000_card * card)201 actcapi_manufacturer_req_net(act2000_card *card)
202 {
203 	actcapi_msg *m;
204 	struct sk_buff *skb;
205 
206 	ACTCAPI_MKHDR(5, 0xff, 0x00);
207         if (!skb) {
208                 printk(KERN_WARNING "actcapi: alloc_skb failed\n");
209                 return -ENOMEM;
210         }
211 	m->msg.manufacturer_req_net.manuf_msg = 0x11;
212 	m->msg.manufacturer_req_net.controller = 1;
213 	m->msg.manufacturer_req_net.nettype = (card->ptype == ISDN_PTYPE_EURO)?1:0;
214 	ACTCAPI_QUEUE_TX;
215 	printk(KERN_INFO "act2000 %s: D-channel protocol now %s\n",
216 	       card->interface.id, (card->ptype == ISDN_PTYPE_EURO)?"euro":"1tr6");
217 	card->interface.features &=
218 		~(ISDN_FEATURE_P_UNKNOWN | ISDN_FEATURE_P_EURO | ISDN_FEATURE_P_1TR6);
219 	card->interface.features |=
220 		((card->ptype == ISDN_PTYPE_EURO)?ISDN_FEATURE_P_EURO:ISDN_FEATURE_P_1TR6);
221         return 0;
222 }
223 
224 /*
225  * Switch V.42 on or off
226  */
227 #if 0
228 int
229 actcapi_manufacturer_req_v42(act2000_card *card, ulong arg)
230 {
231 	actcapi_msg *m;
232 	struct sk_buff *skb;
233 
234 	ACTCAPI_MKHDR(8, 0xff, 0x00);
235         if (!skb) {
236 
237                 printk(KERN_WARNING "actcapi: alloc_skb failed\n");
238                 return -ENOMEM;
239         }
240 	m->msg.manufacturer_req_v42.manuf_msg = 0x10;
241 	m->msg.manufacturer_req_v42.controller = 0;
242 	m->msg.manufacturer_req_v42.v42control = (arg?1:0);
243 	ACTCAPI_QUEUE_TX;
244         return 0;
245 }
246 #endif  /*  0  */
247 
248 /*
249  * Set error-handler
250  */
251 int
actcapi_manufacturer_req_errh(act2000_card * card)252 actcapi_manufacturer_req_errh(act2000_card *card)
253 {
254 	actcapi_msg *m;
255 	struct sk_buff *skb;
256 
257 	ACTCAPI_MKHDR(4, 0xff, 0x00);
258         if (!skb) {
259 
260                 printk(KERN_WARNING "actcapi: alloc_skb failed\n");
261                 return -ENOMEM;
262         }
263 	m->msg.manufacturer_req_err.manuf_msg = 0x03;
264 	m->msg.manufacturer_req_err.controller = 0;
265 	ACTCAPI_QUEUE_TX;
266         return 0;
267 }
268 
269 /*
270  * Set MSN-Mapping.
271  */
272 int
actcapi_manufacturer_req_msn(act2000_card * card)273 actcapi_manufacturer_req_msn(act2000_card *card)
274 {
275 	msn_entry *p = card->msn_list;
276 	actcapi_msg *m;
277 	struct sk_buff *skb;
278 	int len;
279 
280 	while (p) {
281 		int i;
282 
283 		len = strlen(p->msn);
284 		for (i = 0; i < 2; i++) {
285 			ACTCAPI_MKHDR(6 + len, 0xff, 0x00);
286 			if (!skb) {
287 				printk(KERN_WARNING "actcapi: alloc_skb failed\n");
288 				return -ENOMEM;
289 			}
290 			m->msg.manufacturer_req_msn.manuf_msg = 0x13 + i;
291 			m->msg.manufacturer_req_msn.controller = 0;
292 			m->msg.manufacturer_req_msn.msnmap.eaz = p->eaz;
293 			m->msg.manufacturer_req_msn.msnmap.len = len;
294 			memcpy(m->msg.manufacturer_req_msn.msnmap.msn, p->msn, len);
295 			ACTCAPI_QUEUE_TX;
296 		}
297 		p = p->next;
298 	}
299         return 0;
300 }
301 
302 void
actcapi_select_b2_protocol_req(act2000_card * card,act2000_chan * chan)303 actcapi_select_b2_protocol_req(act2000_card *card, act2000_chan *chan)
304 {
305 	actcapi_msg *m;
306 	struct sk_buff *skb;
307 
308 	ACTCAPI_MKHDR(10, 0x40, 0x00);
309 	ACTCAPI_CHKSKB;
310 	m->msg.select_b2_protocol_req.plci = chan->plci;
311 	memset(&m->msg.select_b2_protocol_req.dlpd, 0,
312 	       sizeof(m->msg.select_b2_protocol_req.dlpd));
313 	m->msg.select_b2_protocol_req.dlpd.len = 6;
314 	switch (chan->l2prot) {
315 		case ISDN_PROTO_L2_TRANS:
316 			m->msg.select_b2_protocol_req.protocol = 0x03;
317 			m->msg.select_b2_protocol_req.dlpd.dlen = 4000;
318 			break;
319 		case ISDN_PROTO_L2_HDLC:
320 			m->msg.select_b2_protocol_req.protocol = 0x02;
321 			m->msg.select_b2_protocol_req.dlpd.dlen = 4000;
322 			break;
323 		case ISDN_PROTO_L2_X75I:
324 		case ISDN_PROTO_L2_X75UI:
325 		case ISDN_PROTO_L2_X75BUI:
326 			m->msg.select_b2_protocol_req.protocol = 0x01;
327 			m->msg.select_b2_protocol_req.dlpd.dlen = 4000;
328 			m->msg.select_b2_protocol_req.dlpd.laa = 3;
329 			m->msg.select_b2_protocol_req.dlpd.lab = 1;
330 			m->msg.select_b2_protocol_req.dlpd.win = 7;
331 			m->msg.select_b2_protocol_req.dlpd.modulo = 8;
332 			break;
333 	}
334 	ACTCAPI_QUEUE_TX;
335 }
336 
337 static void
actcapi_select_b3_protocol_req(act2000_card * card,act2000_chan * chan)338 actcapi_select_b3_protocol_req(act2000_card *card, act2000_chan *chan)
339 {
340 	actcapi_msg *m;
341 	struct sk_buff *skb;
342 
343 	ACTCAPI_MKHDR(17, 0x80, 0x00);
344 	ACTCAPI_CHKSKB;
345 	m->msg.select_b3_protocol_req.plci = chan->plci;
346 	memset(&m->msg.select_b3_protocol_req.ncpd, 0,
347 	       sizeof(m->msg.select_b3_protocol_req.ncpd));
348 	switch (chan->l3prot) {
349 		case ISDN_PROTO_L3_TRANS:
350 			m->msg.select_b3_protocol_req.protocol = 0x04;
351 			m->msg.select_b3_protocol_req.ncpd.len = 13;
352 			m->msg.select_b3_protocol_req.ncpd.modulo = 8;
353 			break;
354 	}
355 	ACTCAPI_QUEUE_TX;
356 }
357 
358 static void
actcapi_listen_b3_req(act2000_card * card,act2000_chan * chan)359 actcapi_listen_b3_req(act2000_card *card, act2000_chan *chan)
360 {
361 	actcapi_msg *m;
362 	struct sk_buff *skb;
363 
364 	ACTCAPI_MKHDR(2, 0x81, 0x00);
365 	ACTCAPI_CHKSKB;
366 	m->msg.listen_b3_req.plci = chan->plci;
367 	ACTCAPI_QUEUE_TX;
368 }
369 
370 static void
actcapi_disconnect_req(act2000_card * card,act2000_chan * chan)371 actcapi_disconnect_req(act2000_card *card, act2000_chan *chan)
372 {
373 	actcapi_msg *m;
374 	struct sk_buff *skb;
375 
376 	ACTCAPI_MKHDR(3, 0x04, 0x00);
377 	ACTCAPI_CHKSKB;
378 	m->msg.disconnect_req.plci = chan->plci;
379 	m->msg.disconnect_req.cause = 0;
380 	ACTCAPI_QUEUE_TX;
381 }
382 
383 void
actcapi_disconnect_b3_req(act2000_card * card,act2000_chan * chan)384 actcapi_disconnect_b3_req(act2000_card *card, act2000_chan *chan)
385 {
386 	actcapi_msg *m;
387 	struct sk_buff *skb;
388 
389 	ACTCAPI_MKHDR(17, 0x84, 0x00);
390 	ACTCAPI_CHKSKB;
391 	m->msg.disconnect_b3_req.ncci = chan->ncci;
392 	memset(&m->msg.disconnect_b3_req.ncpi, 0,
393 	       sizeof(m->msg.disconnect_b3_req.ncpi));
394 	m->msg.disconnect_b3_req.ncpi.len = 13;
395 	m->msg.disconnect_b3_req.ncpi.modulo = 8;
396 	chan->fsm_state = ACT2000_STATE_BHWAIT;
397 	ACTCAPI_QUEUE_TX;
398 }
399 
400 void
actcapi_connect_resp(act2000_card * card,act2000_chan * chan,__u8 cause)401 actcapi_connect_resp(act2000_card *card, act2000_chan *chan, __u8 cause)
402 {
403 	actcapi_msg *m;
404 	struct sk_buff *skb;
405 
406 	ACTCAPI_MKHDR(3, 0x02, 0x03);
407 	ACTCAPI_CHKSKB;
408 	m->msg.connect_resp.plci = chan->plci;
409 	m->msg.connect_resp.rejectcause = cause;
410 	if (cause) {
411 		chan->fsm_state = ACT2000_STATE_NULL;
412 		chan->plci = 0x8000;
413 	} else
414 		chan->fsm_state = ACT2000_STATE_IWAIT;
415 	ACTCAPI_QUEUE_TX;
416 }
417 
418 static void
actcapi_connect_active_resp(act2000_card * card,act2000_chan * chan)419 actcapi_connect_active_resp(act2000_card *card, act2000_chan *chan)
420 {
421 	actcapi_msg *m;
422 	struct sk_buff *skb;
423 
424 	ACTCAPI_MKHDR(2, 0x03, 0x03);
425 	ACTCAPI_CHKSKB;
426 	m->msg.connect_resp.plci = chan->plci;
427 	if (chan->fsm_state == ACT2000_STATE_IWAIT)
428 		chan->fsm_state = ACT2000_STATE_IBWAIT;
429 	ACTCAPI_QUEUE_TX;
430 }
431 
432 static void
actcapi_connect_b3_resp(act2000_card * card,act2000_chan * chan,__u8 rejectcause)433 actcapi_connect_b3_resp(act2000_card *card, act2000_chan *chan, __u8 rejectcause)
434 {
435 	actcapi_msg *m;
436 	struct sk_buff *skb;
437 
438 	ACTCAPI_MKHDR((rejectcause?3:17), 0x82, 0x03);
439 	ACTCAPI_CHKSKB;
440 	m->msg.connect_b3_resp.ncci = chan->ncci;
441 	m->msg.connect_b3_resp.rejectcause = rejectcause;
442 	if (!rejectcause) {
443 		memset(&m->msg.connect_b3_resp.ncpi, 0,
444 		       sizeof(m->msg.connect_b3_resp.ncpi));
445 		m->msg.connect_b3_resp.ncpi.len = 13;
446 		m->msg.connect_b3_resp.ncpi.modulo = 8;
447 		chan->fsm_state = ACT2000_STATE_BWAIT;
448 	}
449 	ACTCAPI_QUEUE_TX;
450 }
451 
452 static void
actcapi_connect_b3_active_resp(act2000_card * card,act2000_chan * chan)453 actcapi_connect_b3_active_resp(act2000_card *card, act2000_chan *chan)
454 {
455 	actcapi_msg *m;
456 	struct sk_buff *skb;
457 
458 	ACTCAPI_MKHDR(2, 0x83, 0x03);
459 	ACTCAPI_CHKSKB;
460 	m->msg.connect_b3_active_resp.ncci = chan->ncci;
461 	chan->fsm_state = ACT2000_STATE_ACTIVE;
462 	ACTCAPI_QUEUE_TX;
463 }
464 
465 static void
actcapi_info_resp(act2000_card * card,act2000_chan * chan)466 actcapi_info_resp(act2000_card *card, act2000_chan *chan)
467 {
468 	actcapi_msg *m;
469 	struct sk_buff *skb;
470 
471 	ACTCAPI_MKHDR(2, 0x07, 0x03);
472 	ACTCAPI_CHKSKB;
473 	m->msg.info_resp.plci = chan->plci;
474 	ACTCAPI_QUEUE_TX;
475 }
476 
477 static void
actcapi_disconnect_b3_resp(act2000_card * card,act2000_chan * chan)478 actcapi_disconnect_b3_resp(act2000_card *card, act2000_chan *chan)
479 {
480 	actcapi_msg *m;
481 	struct sk_buff *skb;
482 
483 	ACTCAPI_MKHDR(2, 0x84, 0x03);
484 	ACTCAPI_CHKSKB;
485 	m->msg.disconnect_b3_resp.ncci = chan->ncci;
486 	chan->ncci = 0x8000;
487 	chan->queued = 0;
488 	ACTCAPI_QUEUE_TX;
489 }
490 
491 static void
actcapi_disconnect_resp(act2000_card * card,act2000_chan * chan)492 actcapi_disconnect_resp(act2000_card *card, act2000_chan *chan)
493 {
494 	actcapi_msg *m;
495 	struct sk_buff *skb;
496 
497 	ACTCAPI_MKHDR(2, 0x04, 0x03);
498 	ACTCAPI_CHKSKB;
499 	m->msg.disconnect_resp.plci = chan->plci;
500 	chan->plci = 0x8000;
501 	ACTCAPI_QUEUE_TX;
502 }
503 
504 static int
new_plci(act2000_card * card,__u16 plci)505 new_plci(act2000_card *card, __u16 plci)
506 {
507 	int i;
508 	for (i = 0; i < ACT2000_BCH; i++)
509 		if (card->bch[i].plci == 0x8000) {
510 			card->bch[i].plci = plci;
511 			return i;
512 		}
513 	return -1;
514 }
515 
516 static int
find_plci(act2000_card * card,__u16 plci)517 find_plci(act2000_card *card, __u16 plci)
518 {
519 	int i;
520 	for (i = 0; i < ACT2000_BCH; i++)
521 		if (card->bch[i].plci == plci)
522 			return i;
523 	return -1;
524 }
525 
526 static int
find_ncci(act2000_card * card,__u16 ncci)527 find_ncci(act2000_card *card, __u16 ncci)
528 {
529 	int i;
530 	for (i = 0; i < ACT2000_BCH; i++)
531 		if (card->bch[i].ncci == ncci)
532 			return i;
533 	return -1;
534 }
535 
536 static int
find_dialing(act2000_card * card,__u16 callref)537 find_dialing(act2000_card *card, __u16 callref)
538 {
539 	int i;
540 	for (i = 0; i < ACT2000_BCH; i++)
541 		if ((card->bch[i].callref == callref) &&
542 		    (card->bch[i].fsm_state == ACT2000_STATE_OCALL))
543 			return i;
544 	return -1;
545 }
546 
547 static int
actcapi_data_b3_ind(act2000_card * card,struct sk_buff * skb)548 actcapi_data_b3_ind(act2000_card *card, struct sk_buff *skb) {
549 	__u16 plci;
550 	__u16 ncci;
551 	__u16 controller;
552 	__u8  blocknr;
553 	int chan;
554 	actcapi_msg *msg = (actcapi_msg *)skb->data;
555 
556 	EVAL_NCCI(msg->msg.data_b3_ind.fakencci, plci, controller, ncci);
557 	chan = find_ncci(card, ncci);
558 	if (chan < 0)
559 		return 0;
560 	if (card->bch[chan].fsm_state != ACT2000_STATE_ACTIVE)
561 		return 0;
562 	if (card->bch[chan].plci != plci)
563 		return 0;
564 	blocknr = msg->msg.data_b3_ind.blocknr;
565 	skb_pull(skb, 19);
566 	card->interface.rcvcallb_skb(card->myid, chan, skb);
567         if (!(skb = alloc_skb(11, GFP_ATOMIC))) {
568                 printk(KERN_WARNING "actcapi: alloc_skb failed\n");
569                 return 1;
570         }
571 	msg = (actcapi_msg *)skb_put(skb, 11);
572 	msg->hdr.len = 11;
573 	msg->hdr.applicationID = 1;
574 	msg->hdr.cmd.cmd = 0x86;
575 	msg->hdr.cmd.subcmd = 0x03;
576 	msg->hdr.msgnum = actcapi_nextsmsg(card);
577 	msg->msg.data_b3_resp.ncci = ncci;
578 	msg->msg.data_b3_resp.blocknr = blocknr;
579 	ACTCAPI_QUEUE_TX;
580 	return 1;
581 }
582 
583 /*
584  * Walk over ackq, unlink DATA_B3_REQ from it, if
585  * ncci and blocknr are matching.
586  * Decrement queued-bytes counter.
587  */
588 static int
handle_ack(act2000_card * card,act2000_chan * chan,__u8 blocknr)589 handle_ack(act2000_card *card, act2000_chan *chan, __u8 blocknr) {
590 	unsigned long flags;
591 	struct sk_buff *skb;
592 	struct sk_buff *tmp;
593 	struct actcapi_msg *m;
594 	int ret = 0;
595 
596 	spin_lock_irqsave(&card->lock, flags);
597 	skb = skb_peek(&card->ackq);
598 	spin_unlock_irqrestore(&card->lock, flags);
599         if (!skb) {
600 		printk(KERN_WARNING "act2000: handle_ack nothing found!\n");
601 		return 0;
602 	}
603         tmp = skb;
604         while (1) {
605                 m = (actcapi_msg *)tmp->data;
606                 if ((((m->msg.data_b3_req.fakencci >> 8) & 0xff) == chan->ncci) &&
607 		    (m->msg.data_b3_req.blocknr == blocknr)) {
608 			/* found corresponding DATA_B3_REQ */
609                         skb_unlink(tmp, &card->ackq);
610 			chan->queued -= m->msg.data_b3_req.datalen;
611 			if (m->msg.data_b3_req.flags)
612 				ret = m->msg.data_b3_req.datalen;
613 			dev_kfree_skb(tmp);
614 			if (chan->queued < 0)
615 				chan->queued = 0;
616                         return ret;
617                 }
618                 spin_lock_irqsave(&card->lock, flags);
619                 tmp = skb_peek((struct sk_buff_head *)tmp);
620                 spin_unlock_irqrestore(&card->lock, flags);
621                 if ((tmp == skb) || (tmp == NULL)) {
622 			/* reached end of queue */
623 			printk(KERN_WARNING "act2000: handle_ack nothing found!\n");
624                         return 0;
625 		}
626         }
627 }
628 
629 void
actcapi_dispatch(struct work_struct * work)630 actcapi_dispatch(struct work_struct *work)
631 {
632 	struct act2000_card *card =
633 		container_of(work, struct act2000_card, rcv_tq);
634 	struct sk_buff *skb;
635 	actcapi_msg *msg;
636 	__u16 ccmd;
637 	int chan;
638 	int len;
639 	act2000_chan *ctmp;
640 	isdn_ctrl cmd;
641 	char tmp[170];
642 
643 	while ((skb = skb_dequeue(&card->rcvq))) {
644 		actcapi_debug_msg(skb, 0);
645 		msg = (actcapi_msg *)skb->data;
646 		ccmd = ((msg->hdr.cmd.cmd << 8) | msg->hdr.cmd.subcmd);
647 		switch (ccmd) {
648 			case 0x8602:
649 				/* DATA_B3_IND */
650 				if (actcapi_data_b3_ind(card, skb))
651 					return;
652 				break;
653 			case 0x8601:
654 				/* DATA_B3_CONF */
655 				chan = find_ncci(card, msg->msg.data_b3_conf.ncci);
656 				if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_ACTIVE)) {
657 					if (msg->msg.data_b3_conf.info != 0)
658 						printk(KERN_WARNING "act2000: DATA_B3_CONF: %04x\n",
659 						       msg->msg.data_b3_conf.info);
660 					len = handle_ack(card, &card->bch[chan],
661 							 msg->msg.data_b3_conf.blocknr);
662 					if (len) {
663 						cmd.driver = card->myid;
664 						cmd.command = ISDN_STAT_BSENT;
665 						cmd.arg = chan;
666 						cmd.parm.length = len;
667 						card->interface.statcallb(&cmd);
668 					}
669 				}
670 				break;
671 			case 0x0201:
672 				/* CONNECT_CONF */
673 				chan = find_dialing(card, msg->hdr.msgnum);
674 				if (chan >= 0) {
675 					if (msg->msg.connect_conf.info) {
676 						card->bch[chan].fsm_state = ACT2000_STATE_NULL;
677 						cmd.driver = card->myid;
678 						cmd.command = ISDN_STAT_DHUP;
679 						cmd.arg = chan;
680 						card->interface.statcallb(&cmd);
681 					} else {
682 						card->bch[chan].fsm_state = ACT2000_STATE_OWAIT;
683 						card->bch[chan].plci = msg->msg.connect_conf.plci;
684 					}
685 				}
686 				break;
687 			case 0x0202:
688 				/* CONNECT_IND */
689 				chan = new_plci(card, msg->msg.connect_ind.plci);
690 				if (chan < 0) {
691 					ctmp = (act2000_chan *)tmp;
692 					ctmp->plci = msg->msg.connect_ind.plci;
693 					actcapi_connect_resp(card, ctmp, 0x11); /* All Card-Cannels busy */
694 				} else {
695 					card->bch[chan].fsm_state = ACT2000_STATE_ICALL;
696 					cmd.driver = card->myid;
697 					cmd.command = ISDN_STAT_ICALL;
698 					cmd.arg = chan;
699 					cmd.parm.setup.si1 = msg->msg.connect_ind.si1;
700 					cmd.parm.setup.si2 = msg->msg.connect_ind.si2;
701 					if (card->ptype == ISDN_PTYPE_EURO)
702 						strcpy(cmd.parm.setup.eazmsn,
703 						       act2000_find_eaz(card, msg->msg.connect_ind.eaz));
704 					else {
705 						cmd.parm.setup.eazmsn[0] = msg->msg.connect_ind.eaz;
706 						cmd.parm.setup.eazmsn[1] = 0;
707 					}
708 					memset(cmd.parm.setup.phone, 0, sizeof(cmd.parm.setup.phone));
709 					memcpy(cmd.parm.setup.phone, msg->msg.connect_ind.addr.num,
710 					       msg->msg.connect_ind.addr.len - 1);
711 					cmd.parm.setup.plan = msg->msg.connect_ind.addr.tnp;
712 					cmd.parm.setup.screen = 0;
713 					if (card->interface.statcallb(&cmd) == 2)
714 						actcapi_connect_resp(card, &card->bch[chan], 0x15); /* Reject Call */
715 				}
716 				break;
717 			case 0x0302:
718 				/* CONNECT_ACTIVE_IND */
719 				chan = find_plci(card, msg->msg.connect_active_ind.plci);
720 				if (chan >= 0)
721 					switch (card->bch[chan].fsm_state) {
722 						case ACT2000_STATE_IWAIT:
723 							actcapi_connect_active_resp(card, &card->bch[chan]);
724 							break;
725 						case ACT2000_STATE_OWAIT:
726 							actcapi_connect_active_resp(card, &card->bch[chan]);
727 							actcapi_select_b2_protocol_req(card, &card->bch[chan]);
728 							break;
729 					}
730 				break;
731 			case 0x8202:
732 				/* CONNECT_B3_IND */
733 				chan = find_plci(card, msg->msg.connect_b3_ind.plci);
734 				if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_IBWAIT)) {
735 					card->bch[chan].ncci = msg->msg.connect_b3_ind.ncci;
736 					actcapi_connect_b3_resp(card, &card->bch[chan], 0);
737 				} else {
738 					ctmp = (act2000_chan *)tmp;
739 					ctmp->ncci = msg->msg.connect_b3_ind.ncci;
740 					actcapi_connect_b3_resp(card, ctmp, 0x11); /* All Card-Cannels busy */
741 				}
742 				break;
743 			case 0x8302:
744 				/* CONNECT_B3_ACTIVE_IND */
745 				chan = find_ncci(card, msg->msg.connect_b3_active_ind.ncci);
746 				if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_BWAIT)) {
747 					actcapi_connect_b3_active_resp(card, &card->bch[chan]);
748 					cmd.driver = card->myid;
749 					cmd.command = ISDN_STAT_BCONN;
750 					cmd.arg = chan;
751 					card->interface.statcallb(&cmd);
752 				}
753 				break;
754 			case 0x8402:
755 				/* DISCONNECT_B3_IND */
756 				chan = find_ncci(card, msg->msg.disconnect_b3_ind.ncci);
757 				if (chan >= 0) {
758 					ctmp = &card->bch[chan];
759 					actcapi_disconnect_b3_resp(card, ctmp);
760 					switch (ctmp->fsm_state) {
761 						case ACT2000_STATE_ACTIVE:
762 							ctmp->fsm_state = ACT2000_STATE_DHWAIT2;
763 							cmd.driver = card->myid;
764 							cmd.command = ISDN_STAT_BHUP;
765 							cmd.arg = chan;
766 							card->interface.statcallb(&cmd);
767 							break;
768 						case ACT2000_STATE_BHWAIT2:
769 							actcapi_disconnect_req(card, ctmp);
770 							ctmp->fsm_state = ACT2000_STATE_DHWAIT;
771 							cmd.driver = card->myid;
772 							cmd.command = ISDN_STAT_BHUP;
773 							cmd.arg = chan;
774 							card->interface.statcallb(&cmd);
775 							break;
776 					}
777 				}
778 				break;
779 			case 0x0402:
780 				/* DISCONNECT_IND */
781 				chan = find_plci(card, msg->msg.disconnect_ind.plci);
782 				if (chan >= 0) {
783 					ctmp = &card->bch[chan];
784 					actcapi_disconnect_resp(card, ctmp);
785 					ctmp->fsm_state = ACT2000_STATE_NULL;
786 					cmd.driver = card->myid;
787 					cmd.command = ISDN_STAT_DHUP;
788 					cmd.arg = chan;
789 					card->interface.statcallb(&cmd);
790 				} else {
791 					ctmp = (act2000_chan *)tmp;
792 					ctmp->plci = msg->msg.disconnect_ind.plci;
793 					actcapi_disconnect_resp(card, ctmp);
794 				}
795 				break;
796 			case 0x4001:
797 				/* SELECT_B2_PROTOCOL_CONF */
798 				chan = find_plci(card, msg->msg.select_b2_protocol_conf.plci);
799 				if (chan >= 0)
800 					switch (card->bch[chan].fsm_state) {
801 						case ACT2000_STATE_ICALL:
802 						case ACT2000_STATE_OWAIT:
803 							ctmp = &card->bch[chan];
804 							if (msg->msg.select_b2_protocol_conf.info == 0)
805 								actcapi_select_b3_protocol_req(card, ctmp);
806 							else {
807 								ctmp->fsm_state = ACT2000_STATE_NULL;
808 								cmd.driver = card->myid;
809 								cmd.command = ISDN_STAT_DHUP;
810 								cmd.arg = chan;
811 								card->interface.statcallb(&cmd);
812 							}
813 							break;
814 					}
815 				break;
816 			case 0x8001:
817 				/* SELECT_B3_PROTOCOL_CONF */
818 				chan = find_plci(card, msg->msg.select_b3_protocol_conf.plci);
819 				if (chan >= 0)
820 					switch (card->bch[chan].fsm_state) {
821 						case ACT2000_STATE_ICALL:
822 						case ACT2000_STATE_OWAIT:
823 							ctmp = &card->bch[chan];
824 							if (msg->msg.select_b3_protocol_conf.info == 0)
825 								actcapi_listen_b3_req(card, ctmp);
826 							else {
827 								ctmp->fsm_state = ACT2000_STATE_NULL;
828 								cmd.driver = card->myid;
829 								cmd.command = ISDN_STAT_DHUP;
830 								cmd.arg = chan;
831 								card->interface.statcallb(&cmd);
832 							}
833 					}
834 				break;
835 			case 0x8101:
836 				/* LISTEN_B3_CONF */
837 				chan = find_plci(card, msg->msg.listen_b3_conf.plci);
838 				if (chan >= 0)
839 					switch (card->bch[chan].fsm_state) {
840 						case ACT2000_STATE_ICALL:
841 							ctmp = &card->bch[chan];
842 							if (msg->msg.listen_b3_conf.info == 0)
843 								actcapi_connect_resp(card, ctmp, 0);
844 							else {
845 								ctmp->fsm_state = ACT2000_STATE_NULL;
846 								cmd.driver = card->myid;
847 								cmd.command = ISDN_STAT_DHUP;
848 								cmd.arg = chan;
849 								card->interface.statcallb(&cmd);
850 							}
851 							break;
852 						case ACT2000_STATE_OWAIT:
853 							ctmp = &card->bch[chan];
854 							if (msg->msg.listen_b3_conf.info == 0) {
855 								actcapi_connect_b3_req(card, ctmp);
856 								ctmp->fsm_state = ACT2000_STATE_OBWAIT;
857 								cmd.driver = card->myid;
858 								cmd.command = ISDN_STAT_DCONN;
859 								cmd.arg = chan;
860 								card->interface.statcallb(&cmd);
861 							} else {
862 								ctmp->fsm_state = ACT2000_STATE_NULL;
863 								cmd.driver = card->myid;
864 								cmd.command = ISDN_STAT_DHUP;
865 								cmd.arg = chan;
866 								card->interface.statcallb(&cmd);
867 							}
868 							break;
869 					}
870 				break;
871 			case 0x8201:
872 				/* CONNECT_B3_CONF */
873 				chan = find_plci(card, msg->msg.connect_b3_conf.plci);
874 				if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_OBWAIT)) {
875 					ctmp = &card->bch[chan];
876 					if (msg->msg.connect_b3_conf.info) {
877 						ctmp->fsm_state = ACT2000_STATE_NULL;
878 						cmd.driver = card->myid;
879 						cmd.command = ISDN_STAT_DHUP;
880 						cmd.arg = chan;
881 						card->interface.statcallb(&cmd);
882 					} else {
883 						ctmp->ncci = msg->msg.connect_b3_conf.ncci;
884 						ctmp->fsm_state = ACT2000_STATE_BWAIT;
885 					}
886 				}
887 				break;
888 			case 0x8401:
889 				/* DISCONNECT_B3_CONF */
890 				chan = find_ncci(card, msg->msg.disconnect_b3_conf.ncci);
891 				if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_BHWAIT))
892 					card->bch[chan].fsm_state = ACT2000_STATE_BHWAIT2;
893 				break;
894 			case 0x0702:
895 				/* INFO_IND */
896 				chan = find_plci(card, msg->msg.info_ind.plci);
897 				if (chan >= 0)
898 					/* TODO: Eval Charging info / cause */
899 					actcapi_info_resp(card, &card->bch[chan]);
900 				break;
901 			case 0x0401:
902 				/* LISTEN_CONF */
903 			case 0x0501:
904 				/* LISTEN_CONF */
905 			case 0xff01:
906 				/* MANUFACTURER_CONF */
907 				break;
908 			case 0xff02:
909 				/* MANUFACTURER_IND */
910 				if (msg->msg.manuf_msg == 3) {
911 					memset(tmp, 0, sizeof(tmp));
912 					strncpy(tmp,
913 						&msg->msg.manufacturer_ind_err.errstring,
914 						msg->hdr.len - 16);
915 					if (msg->msg.manufacturer_ind_err.errcode)
916 						printk(KERN_WARNING "act2000: %s\n", tmp);
917 					else {
918 						printk(KERN_DEBUG "act2000: %s\n", tmp);
919 						if ((!strncmp(tmp, "INFO: Trace buffer con", 22)) ||
920 						    (!strncmp(tmp, "INFO: Compile Date/Tim", 22))) {
921 							card->flags |= ACT2000_FLAGS_RUNNING;
922 							cmd.command = ISDN_STAT_RUN;
923 							cmd.driver = card->myid;
924 							cmd.arg = 0;
925 							actcapi_manufacturer_req_net(card);
926 							actcapi_manufacturer_req_msn(card);
927 							actcapi_listen_req(card);
928 							card->interface.statcallb(&cmd);
929 						}
930 					}
931 				}
932 				break;
933 			default:
934 				printk(KERN_WARNING "act2000: UNHANDLED Message %04x\n", ccmd);
935 				break;
936 		}
937 		dev_kfree_skb(skb);
938 	}
939 }
940 
941 #ifdef DEBUG_MSG
942 static void
actcapi_debug_caddr(actcapi_addr * addr)943 actcapi_debug_caddr(actcapi_addr *addr)
944 {
945 	char tmp[30];
946 
947 	printk(KERN_DEBUG " Alen  = %d\n", addr->len);
948 	if (addr->len > 0)
949 		printk(KERN_DEBUG " Atnp  = 0x%02x\n", addr->tnp);
950 	if (addr->len > 1) {
951 		memset(tmp, 0, 30);
952 		memcpy(tmp, addr->num, addr->len - 1);
953 		printk(KERN_DEBUG " Anum  = '%s'\n", tmp);
954 	}
955 }
956 
957 static void
actcapi_debug_ncpi(actcapi_ncpi * ncpi)958 actcapi_debug_ncpi(actcapi_ncpi *ncpi)
959 {
960 	printk(KERN_DEBUG " ncpi.len = %d\n", ncpi->len);
961 	if (ncpi->len >= 2)
962 		printk(KERN_DEBUG " ncpi.lic = 0x%04x\n", ncpi->lic);
963 	if (ncpi->len >= 4)
964 		printk(KERN_DEBUG " ncpi.hic = 0x%04x\n", ncpi->hic);
965 	if (ncpi->len >= 6)
966 		printk(KERN_DEBUG " ncpi.ltc = 0x%04x\n", ncpi->ltc);
967 	if (ncpi->len >= 8)
968 		printk(KERN_DEBUG " ncpi.htc = 0x%04x\n", ncpi->htc);
969 	if (ncpi->len >= 10)
970 		printk(KERN_DEBUG " ncpi.loc = 0x%04x\n", ncpi->loc);
971 	if (ncpi->len >= 12)
972 		printk(KERN_DEBUG " ncpi.hoc = 0x%04x\n", ncpi->hoc);
973 	if (ncpi->len >= 13)
974 		printk(KERN_DEBUG " ncpi.mod = %d\n", ncpi->modulo);
975 }
976 
977 static void
actcapi_debug_dlpd(actcapi_dlpd * dlpd)978 actcapi_debug_dlpd(actcapi_dlpd *dlpd)
979 {
980 	printk(KERN_DEBUG " dlpd.len = %d\n", dlpd->len);
981 	if (dlpd->len >= 2)
982 		printk(KERN_DEBUG " dlpd.dlen   = 0x%04x\n", dlpd->dlen);
983 	if (dlpd->len >= 3)
984 		printk(KERN_DEBUG " dlpd.laa    = 0x%02x\n", dlpd->laa);
985 	if (dlpd->len >= 4)
986 		printk(KERN_DEBUG " dlpd.lab    = 0x%02x\n", dlpd->lab);
987 	if (dlpd->len >= 5)
988 		printk(KERN_DEBUG " dlpd.modulo = %d\n", dlpd->modulo);
989 	if (dlpd->len >= 6)
990 		printk(KERN_DEBUG " dlpd.win    = %d\n", dlpd->win);
991 }
992 
993 #ifdef DEBUG_DUMP_SKB
dump_skb(struct sk_buff * skb)994 static void dump_skb(struct sk_buff *skb) {
995 	char tmp[80];
996 	char *p = skb->data;
997 	char *t = tmp;
998 	int i;
999 
1000 	for (i = 0; i < skb->len; i++) {
1001 		t += sprintf(t, "%02x ", *p++ & 0xff);
1002 		if ((i & 0x0f) == 8) {
1003 			printk(KERN_DEBUG "dump: %s\n", tmp);
1004 			t = tmp;
1005 		}
1006 	}
1007 	if (i & 0x07)
1008 		printk(KERN_DEBUG "dump: %s\n", tmp);
1009 }
1010 #endif
1011 
1012 void
actcapi_debug_msg(struct sk_buff * skb,int direction)1013 actcapi_debug_msg(struct sk_buff *skb, int direction)
1014 {
1015 	actcapi_msg *msg = (actcapi_msg *)skb->data;
1016 	char *descr;
1017 	int i;
1018 	char tmp[170];
1019 
1020 #ifndef DEBUG_DATA_MSG
1021 	if (msg->hdr.cmd.cmd == 0x86)
1022 		return;
1023 #endif
1024 	descr = "INVALID";
1025 #ifdef DEBUG_DUMP_SKB
1026 	dump_skb(skb);
1027 #endif
1028 	for (i = 0; i < num_valid_msg; i++)
1029 		if ((msg->hdr.cmd.cmd == valid_msg[i].cmd.cmd) &&
1030 		    (msg->hdr.cmd.subcmd == valid_msg[i].cmd.subcmd)) {
1031 			descr = valid_msg[i].description;
1032 			break;
1033 		}
1034 	printk(KERN_DEBUG "%s %s msg\n", direction?"Outgoing":"Incoming", descr);
1035 	printk(KERN_DEBUG " ApplID = %d\n", msg->hdr.applicationID);
1036 	printk(KERN_DEBUG " Len    = %d\n", msg->hdr.len);
1037 	printk(KERN_DEBUG " MsgNum = 0x%04x\n", msg->hdr.msgnum);
1038 	printk(KERN_DEBUG " Cmd    = 0x%02x\n", msg->hdr.cmd.cmd);
1039 	printk(KERN_DEBUG " SubCmd = 0x%02x\n", msg->hdr.cmd.subcmd);
1040 	switch (i) {
1041 		case 0:
1042 			/* DATA B3 IND */
1043 			printk(KERN_DEBUG " BLOCK = 0x%02x\n",
1044 			       msg->msg.data_b3_ind.blocknr);
1045 			break;
1046 		case 2:
1047 			/* CONNECT CONF */
1048 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1049 			       msg->msg.connect_conf.plci);
1050 			printk(KERN_DEBUG " Info = 0x%04x\n",
1051 			       msg->msg.connect_conf.info);
1052 			break;
1053 		case 3:
1054 			/* CONNECT IND */
1055 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1056 			       msg->msg.connect_ind.plci);
1057 			printk(KERN_DEBUG " Contr = %d\n",
1058 			       msg->msg.connect_ind.controller);
1059 			printk(KERN_DEBUG " SI1   = %d\n",
1060 			       msg->msg.connect_ind.si1);
1061 			printk(KERN_DEBUG " SI2   = %d\n",
1062 			       msg->msg.connect_ind.si2);
1063 			printk(KERN_DEBUG " EAZ   = '%c'\n",
1064 			       msg->msg.connect_ind.eaz);
1065 			actcapi_debug_caddr(&msg->msg.connect_ind.addr);
1066 			break;
1067 		case 5:
1068 			/* CONNECT ACTIVE IND */
1069 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1070 			       msg->msg.connect_active_ind.plci);
1071 			actcapi_debug_caddr(&msg->msg.connect_active_ind.addr);
1072 			break;
1073 		case 8:
1074 			/* LISTEN CONF */
1075 			printk(KERN_DEBUG " Contr = %d\n",
1076 			       msg->msg.listen_conf.controller);
1077 			printk(KERN_DEBUG " Info = 0x%04x\n",
1078 			       msg->msg.listen_conf.info);
1079 			break;
1080 		case 11:
1081 			/* INFO IND */
1082 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1083 			       msg->msg.info_ind.plci);
1084 			printk(KERN_DEBUG " Imsk = 0x%04x\n",
1085 			       msg->msg.info_ind.nr.mask);
1086 			if (msg->hdr.len > 12) {
1087 				int l = msg->hdr.len - 12;
1088 				int j;
1089 				char *p = tmp;
1090 				for (j = 0; j < l ; j++)
1091 					p += sprintf(p, "%02x ", msg->msg.info_ind.el.display[j]);
1092 				printk(KERN_DEBUG " D = '%s'\n", tmp);
1093 			}
1094 			break;
1095 		case 14:
1096 			/* SELECT B2 PROTOCOL CONF */
1097 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1098 			       msg->msg.select_b2_protocol_conf.plci);
1099 			printk(KERN_DEBUG " Info = 0x%04x\n",
1100 			       msg->msg.select_b2_protocol_conf.info);
1101 			break;
1102 		case 15:
1103 			/* SELECT B3 PROTOCOL CONF */
1104 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1105 			       msg->msg.select_b3_protocol_conf.plci);
1106 			printk(KERN_DEBUG " Info = 0x%04x\n",
1107 			       msg->msg.select_b3_protocol_conf.info);
1108 			break;
1109 		case 16:
1110 			/* LISTEN B3 CONF */
1111 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1112 			       msg->msg.listen_b3_conf.plci);
1113 			printk(KERN_DEBUG " Info = 0x%04x\n",
1114 			       msg->msg.listen_b3_conf.info);
1115 			break;
1116 		case 18:
1117 			/* CONNECT B3 IND */
1118 			printk(KERN_DEBUG " NCCI = 0x%04x\n",
1119 			       msg->msg.connect_b3_ind.ncci);
1120 			printk(KERN_DEBUG " PLCI = 0x%04x\n",
1121 			       msg->msg.connect_b3_ind.plci);
1122 			actcapi_debug_ncpi(&msg->msg.connect_b3_ind.ncpi);
1123 			break;
1124 		case 19:
1125 			/* CONNECT B3 ACTIVE IND */
1126 			printk(KERN_DEBUG " NCCI = 0x%04x\n",
1127 			       msg->msg.connect_b3_active_ind.ncci);
1128 			actcapi_debug_ncpi(&msg->msg.connect_b3_active_ind.ncpi);
1129 			break;
1130 		case 26:
1131 			/* MANUFACTURER IND */
1132 			printk(KERN_DEBUG " Mmsg = 0x%02x\n",
1133 			       msg->msg.manufacturer_ind_err.manuf_msg);
1134 			switch (msg->msg.manufacturer_ind_err.manuf_msg) {
1135 				case 3:
1136 					printk(KERN_DEBUG " Contr = %d\n",
1137 					       msg->msg.manufacturer_ind_err.controller);
1138 					printk(KERN_DEBUG " Code = 0x%08x\n",
1139 					       msg->msg.manufacturer_ind_err.errcode);
1140 					memset(tmp, 0, sizeof(tmp));
1141 					strncpy(tmp, &msg->msg.manufacturer_ind_err.errstring,
1142 						msg->hdr.len - 16);
1143 					printk(KERN_DEBUG " Emsg = '%s'\n", tmp);
1144 					break;
1145 			}
1146 			break;
1147 		case 30:
1148 			/* LISTEN REQ */
1149 			printk(KERN_DEBUG " Imsk = 0x%08x\n",
1150 			       msg->msg.listen_req.infomask);
1151 			printk(KERN_DEBUG " Emsk = 0x%04x\n",
1152 			       msg->msg.listen_req.eazmask);
1153 			printk(KERN_DEBUG " Smsk = 0x%04x\n",
1154 			       msg->msg.listen_req.simask);
1155 			break;
1156 		case 35:
1157 			/* SELECT_B2_PROTOCOL_REQ */
1158 			printk(KERN_DEBUG " PLCI  = 0x%04x\n",
1159 			       msg->msg.select_b2_protocol_req.plci);
1160 			printk(KERN_DEBUG " prot  = 0x%02x\n",
1161 			       msg->msg.select_b2_protocol_req.protocol);
1162 			if (msg->hdr.len >= 11)
1163 				printk(KERN_DEBUG "No dlpd\n");
1164 			else
1165 				actcapi_debug_dlpd(&msg->msg.select_b2_protocol_req.dlpd);
1166 			break;
1167 		case 44:
1168 			/* CONNECT RESP */
1169 			printk(KERN_DEBUG " PLCI  = 0x%04x\n",
1170 			       msg->msg.connect_resp.plci);
1171 			printk(KERN_DEBUG " CAUSE = 0x%02x\n",
1172 			       msg->msg.connect_resp.rejectcause);
1173 			break;
1174 		case 45:
1175 			/* CONNECT ACTIVE RESP */
1176 			printk(KERN_DEBUG " PLCI  = 0x%04x\n",
1177 			       msg->msg.connect_active_resp.plci);
1178 			break;
1179 	}
1180 }
1181 #endif
1182