Commit | Line | Data |
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1da177e4 LT |
1 | /* $Id: capidrv.c,v 1.1.2.2 2004/01/12 23:17:24 keil Exp $ |
2 | * | |
3 | * ISDN4Linux Driver, using capi20 interface (kernelcapi) | |
4 | * | |
5 | * Copyright 1997 by Carsten Paeth <calle@calle.de> | |
6 | * | |
7 | * This software may be used and distributed according to the terms | |
8 | * of the GNU General Public License, incorporated herein by reference. | |
9 | * | |
10 | */ | |
11 | ||
12 | #include <linux/module.h> | |
13 | #include <linux/errno.h> | |
14 | #include <linux/kernel.h> | |
15 | #include <linux/major.h> | |
1da177e4 LT |
16 | #include <linux/slab.h> |
17 | #include <linux/fcntl.h> | |
18 | #include <linux/fs.h> | |
19 | #include <linux/signal.h> | |
20 | #include <linux/mm.h> | |
21 | #include <linux/timer.h> | |
22 | #include <linux/wait.h> | |
23 | #include <linux/skbuff.h> | |
24 | #include <linux/isdn.h> | |
25 | #include <linux/isdnif.h> | |
26 | #include <linux/proc_fs.h> | |
9a58a80a | 27 | #include <linux/seq_file.h> |
1da177e4 LT |
28 | #include <linux/capi.h> |
29 | #include <linux/kernelcapi.h> | |
30 | #include <linux/ctype.h> | |
31 | #include <linux/init.h> | |
32 | #include <linux/moduleparam.h> | |
33 | ||
34 | #include <linux/isdn/capiutil.h> | |
35 | #include <linux/isdn/capicmd.h> | |
36 | #include "capidrv.h" | |
37 | ||
1da177e4 LT |
38 | static int debugmode = 0; |
39 | ||
40 | MODULE_DESCRIPTION("CAPI4Linux: Interface to ISDN4Linux"); | |
41 | MODULE_AUTHOR("Carsten Paeth"); | |
42 | MODULE_LICENSE("GPL"); | |
475be4d8 | 43 | module_param(debugmode, uint, S_IRUGO | S_IWUSR); |
1da177e4 LT |
44 | |
45 | /* -------- type definitions ----------------------------------------- */ | |
46 | ||
47 | ||
48 | struct capidrv_contr { | |
49 | ||
50 | struct capidrv_contr *next; | |
51 | struct module *owner; | |
52 | u32 contrnr; | |
53 | char name[20]; | |
54 | ||
55 | /* | |
56 | * for isdn4linux | |
57 | */ | |
58 | isdn_if interface; | |
59 | int myid; | |
60 | ||
61 | /* | |
62 | * LISTEN state | |
63 | */ | |
64 | int state; | |
65 | u32 cipmask; | |
66 | u32 cipmask2; | |
475be4d8 | 67 | struct timer_list listentimer; |
1da177e4 LT |
68 | |
69 | /* | |
70 | * ID of capi message sent | |
71 | */ | |
72 | u16 msgid; | |
73 | ||
74 | /* | |
75 | * B-Channels | |
76 | */ | |
77 | int nbchan; | |
78 | struct capidrv_bchan { | |
79 | struct capidrv_contr *contr; | |
80 | u8 msn[ISDN_MSNLEN]; | |
81 | int l2; | |
82 | int l3; | |
83 | u8 num[ISDN_MSNLEN]; | |
84 | u8 mynum[ISDN_MSNLEN]; | |
85 | int si1; | |
86 | int si2; | |
87 | int incoming; | |
88 | int disconnecting; | |
89 | struct capidrv_plci { | |
90 | struct capidrv_plci *next; | |
91 | u32 plci; | |
92 | u32 ncci; /* ncci for CONNECT_ACTIVE_IND */ | |
93 | u16 msgid; /* to identfy CONNECT_CONF */ | |
94 | int chan; | |
95 | int state; | |
96 | int leasedline; | |
97 | struct capidrv_ncci { | |
98 | struct capidrv_ncci *next; | |
99 | struct capidrv_plci *plcip; | |
100 | u32 ncci; | |
101 | u16 msgid; /* to identfy CONNECT_B3_CONF */ | |
102 | int chan; | |
103 | int state; | |
104 | int oldstate; | |
105 | /* */ | |
106 | u16 datahandle; | |
107 | struct ncci_datahandle_queue { | |
475be4d8 JP |
108 | struct ncci_datahandle_queue *next; |
109 | u16 datahandle; | |
110 | int len; | |
1da177e4 LT |
111 | } *ackqueue; |
112 | } *ncci_list; | |
113 | } *plcip; | |
114 | struct capidrv_ncci *nccip; | |
115 | } *bchans; | |
116 | ||
117 | struct capidrv_plci *plci_list; | |
118 | ||
119 | /* for q931 data */ | |
120 | u8 q931_buf[4096]; | |
121 | u8 *q931_read; | |
122 | u8 *q931_write; | |
123 | u8 *q931_end; | |
124 | }; | |
125 | ||
126 | ||
127 | struct capidrv_data { | |
128 | struct capi20_appl ap; | |
129 | int ncontr; | |
130 | struct capidrv_contr *contr_list; | |
131 | }; | |
132 | ||
133 | typedef struct capidrv_plci capidrv_plci; | |
134 | typedef struct capidrv_ncci capidrv_ncci; | |
135 | typedef struct capidrv_contr capidrv_contr; | |
136 | typedef struct capidrv_data capidrv_data; | |
137 | typedef struct capidrv_bchan capidrv_bchan; | |
138 | ||
139 | /* -------- data definitions ----------------------------------------- */ | |
140 | ||
141 | static capidrv_data global; | |
142 | static DEFINE_SPINLOCK(global_lock); | |
143 | ||
144 | static void handle_dtrace_data(capidrv_contr *card, | |
475be4d8 | 145 | int send, int level2, u8 *data, u16 len); |
1da177e4 LT |
146 | |
147 | /* -------- convert functions ---------------------------------------- */ | |
148 | ||
149 | static inline u32 b1prot(int l2, int l3) | |
150 | { | |
151 | switch (l2) { | |
152 | case ISDN_PROTO_L2_X75I: | |
153 | case ISDN_PROTO_L2_X75UI: | |
154 | case ISDN_PROTO_L2_X75BUI: | |
155 | return 0; | |
156 | case ISDN_PROTO_L2_HDLC: | |
157 | default: | |
158 | return 0; | |
159 | case ISDN_PROTO_L2_TRANS: | |
160 | return 1; | |
475be4d8 JP |
161 | case ISDN_PROTO_L2_V11096: |
162 | case ISDN_PROTO_L2_V11019: | |
163 | case ISDN_PROTO_L2_V11038: | |
1da177e4 | 164 | return 2; |
475be4d8 | 165 | case ISDN_PROTO_L2_FAX: |
1da177e4 LT |
166 | return 4; |
167 | case ISDN_PROTO_L2_MODEM: | |
168 | return 8; | |
169 | } | |
170 | } | |
171 | ||
172 | static inline u32 b2prot(int l2, int l3) | |
173 | { | |
174 | switch (l2) { | |
175 | case ISDN_PROTO_L2_X75I: | |
176 | case ISDN_PROTO_L2_X75UI: | |
177 | case ISDN_PROTO_L2_X75BUI: | |
178 | default: | |
179 | return 0; | |
180 | case ISDN_PROTO_L2_HDLC: | |
181 | case ISDN_PROTO_L2_TRANS: | |
475be4d8 JP |
182 | case ISDN_PROTO_L2_V11096: |
183 | case ISDN_PROTO_L2_V11019: | |
184 | case ISDN_PROTO_L2_V11038: | |
1da177e4 LT |
185 | case ISDN_PROTO_L2_MODEM: |
186 | return 1; | |
475be4d8 | 187 | case ISDN_PROTO_L2_FAX: |
1da177e4 LT |
188 | return 4; |
189 | } | |
190 | } | |
191 | ||
192 | static inline u32 b3prot(int l2, int l3) | |
193 | { | |
194 | switch (l2) { | |
195 | case ISDN_PROTO_L2_X75I: | |
196 | case ISDN_PROTO_L2_X75UI: | |
197 | case ISDN_PROTO_L2_X75BUI: | |
198 | case ISDN_PROTO_L2_HDLC: | |
199 | case ISDN_PROTO_L2_TRANS: | |
475be4d8 JP |
200 | case ISDN_PROTO_L2_V11096: |
201 | case ISDN_PROTO_L2_V11019: | |
202 | case ISDN_PROTO_L2_V11038: | |
1da177e4 LT |
203 | case ISDN_PROTO_L2_MODEM: |
204 | default: | |
205 | return 0; | |
475be4d8 | 206 | case ISDN_PROTO_L2_FAX: |
1da177e4 LT |
207 | return 4; |
208 | } | |
209 | } | |
210 | ||
211 | static _cstruct b1config_async_v110(u16 rate) | |
212 | { | |
213 | /* CAPI-Spec "B1 Configuration" */ | |
214 | static unsigned char buf[9]; | |
215 | buf[0] = 8; /* len */ | |
216 | /* maximum bitrate */ | |
217 | buf[1] = rate & 0xff; buf[2] = (rate >> 8) & 0xff; | |
218 | buf[3] = 8; buf[4] = 0; /* 8 bits per character */ | |
219 | buf[5] = 0; buf[6] = 0; /* parity none */ | |
220 | buf[7] = 0; buf[8] = 0; /* 1 stop bit */ | |
221 | return buf; | |
222 | } | |
223 | ||
224 | static _cstruct b1config(int l2, int l3) | |
225 | { | |
226 | switch (l2) { | |
227 | case ISDN_PROTO_L2_X75I: | |
228 | case ISDN_PROTO_L2_X75UI: | |
229 | case ISDN_PROTO_L2_X75BUI: | |
230 | case ISDN_PROTO_L2_HDLC: | |
231 | case ISDN_PROTO_L2_TRANS: | |
232 | default: | |
233 | return NULL; | |
475be4d8 JP |
234 | case ISDN_PROTO_L2_V11096: |
235 | return b1config_async_v110(9600); | |
236 | case ISDN_PROTO_L2_V11019: | |
237 | return b1config_async_v110(19200); | |
238 | case ISDN_PROTO_L2_V11038: | |
239 | return b1config_async_v110(38400); | |
1da177e4 LT |
240 | } |
241 | } | |
242 | ||
243 | static inline u16 si2cip(u8 si1, u8 si2) | |
244 | { | |
245 | static const u8 cip[17][5] = | |
475be4d8 JP |
246 | { |
247 | /* 0 1 2 3 4 */ | |
248 | {0, 0, 0, 0, 0}, /*0 */ | |
249 | {16, 16, 4, 26, 16}, /*1 */ | |
250 | {17, 17, 17, 4, 4}, /*2 */ | |
251 | {2, 2, 2, 2, 2}, /*3 */ | |
252 | {18, 18, 18, 18, 18}, /*4 */ | |
253 | {2, 2, 2, 2, 2}, /*5 */ | |
254 | {0, 0, 0, 0, 0}, /*6 */ | |
255 | {2, 2, 2, 2, 2}, /*7 */ | |
256 | {2, 2, 2, 2, 2}, /*8 */ | |
257 | {21, 21, 21, 21, 21}, /*9 */ | |
258 | {19, 19, 19, 19, 19}, /*10 */ | |
259 | {0, 0, 0, 0, 0}, /*11 */ | |
260 | {0, 0, 0, 0, 0}, /*12 */ | |
261 | {0, 0, 0, 0, 0}, /*13 */ | |
262 | {0, 0, 0, 0, 0}, /*14 */ | |
263 | {22, 22, 22, 22, 22}, /*15 */ | |
264 | {27, 27, 27, 28, 27} /*16 */ | |
265 | }; | |
1da177e4 LT |
266 | if (si1 > 16) |
267 | si1 = 0; | |
268 | if (si2 > 4) | |
269 | si2 = 0; | |
270 | ||
271 | return (u16) cip[si1][si2]; | |
272 | } | |
273 | ||
274 | static inline u8 cip2si1(u16 cipval) | |
275 | { | |
276 | static const u8 si[32] = | |
475be4d8 JP |
277 | {7, 1, 7, 7, 1, 1, 7, 7, /*0-7 */ |
278 | 7, 1, 0, 0, 0, 0, 0, 0, /*8-15 */ | |
279 | 1, 2, 4, 10, 9, 9, 15, 7, /*16-23 */ | |
280 | 7, 7, 1, 16, 16, 0, 0, 0}; /*24-31 */ | |
1da177e4 LT |
281 | |
282 | if (cipval > 31) | |
283 | cipval = 0; /* .... */ | |
284 | return si[cipval]; | |
285 | } | |
286 | ||
287 | static inline u8 cip2si2(u16 cipval) | |
288 | { | |
289 | static const u8 si[32] = | |
475be4d8 JP |
290 | {0, 0, 0, 0, 2, 3, 0, 0, /*0-7 */ |
291 | 0, 3, 0, 0, 0, 0, 0, 0, /*8-15 */ | |
292 | 1, 2, 0, 0, 9, 0, 0, 0, /*16-23 */ | |
293 | 0, 0, 3, 2, 3, 0, 0, 0}; /*24-31 */ | |
1da177e4 LT |
294 | |
295 | if (cipval > 31) | |
296 | cipval = 0; /* .... */ | |
297 | return si[cipval]; | |
298 | } | |
299 | ||
300 | ||
301 | /* -------- controller management ------------------------------------- */ | |
302 | ||
303 | static inline capidrv_contr *findcontrbydriverid(int driverid) | |
304 | { | |
475be4d8 | 305 | unsigned long flags; |
1da177e4 LT |
306 | capidrv_contr *p; |
307 | ||
308 | spin_lock_irqsave(&global_lock, flags); | |
309 | for (p = global.contr_list; p; p = p->next) | |
310 | if (p->myid == driverid) | |
311 | break; | |
312 | spin_unlock_irqrestore(&global_lock, flags); | |
313 | return p; | |
314 | } | |
315 | ||
316 | static capidrv_contr *findcontrbynumber(u32 contr) | |
317 | { | |
318 | unsigned long flags; | |
319 | capidrv_contr *p = global.contr_list; | |
320 | ||
321 | spin_lock_irqsave(&global_lock, flags); | |
322 | for (p = global.contr_list; p; p = p->next) | |
323 | if (p->contrnr == contr) | |
324 | break; | |
325 | spin_unlock_irqrestore(&global_lock, flags); | |
326 | return p; | |
327 | } | |
328 | ||
329 | ||
330 | /* -------- plci management ------------------------------------------ */ | |
331 | ||
475be4d8 | 332 | static capidrv_plci *new_plci(capidrv_contr *card, int chan) |
1da177e4 LT |
333 | { |
334 | capidrv_plci *plcip; | |
335 | ||
41f96935 | 336 | plcip = kzalloc(sizeof(capidrv_plci), GFP_ATOMIC); |
1da177e4 | 337 | |
2f9e9b6d | 338 | if (plcip == NULL) |
1da177e4 LT |
339 | return NULL; |
340 | ||
1da177e4 LT |
341 | plcip->state = ST_PLCI_NONE; |
342 | plcip->plci = 0; | |
343 | plcip->msgid = 0; | |
344 | plcip->chan = chan; | |
345 | plcip->next = card->plci_list; | |
346 | card->plci_list = plcip; | |
347 | card->bchans[chan].plcip = plcip; | |
348 | ||
349 | return plcip; | |
350 | } | |
351 | ||
475be4d8 | 352 | static capidrv_plci *find_plci_by_plci(capidrv_contr *card, u32 plci) |
1da177e4 LT |
353 | { |
354 | capidrv_plci *p; | |
355 | for (p = card->plci_list; p; p = p->next) | |
356 | if (p->plci == plci) | |
357 | return p; | |
358 | return NULL; | |
359 | } | |
360 | ||
475be4d8 | 361 | static capidrv_plci *find_plci_by_msgid(capidrv_contr *card, u16 msgid) |
1da177e4 LT |
362 | { |
363 | capidrv_plci *p; | |
364 | for (p = card->plci_list; p; p = p->next) | |
365 | if (p->msgid == msgid) | |
366 | return p; | |
367 | return NULL; | |
368 | } | |
369 | ||
475be4d8 | 370 | static capidrv_plci *find_plci_by_ncci(capidrv_contr *card, u32 ncci) |
1da177e4 LT |
371 | { |
372 | capidrv_plci *p; | |
373 | for (p = card->plci_list; p; p = p->next) | |
374 | if (p->plci == (ncci & 0xffff)) | |
375 | return p; | |
376 | return NULL; | |
377 | } | |
378 | ||
475be4d8 | 379 | static void free_plci(capidrv_contr *card, capidrv_plci *plcip) |
1da177e4 LT |
380 | { |
381 | capidrv_plci **pp; | |
382 | ||
383 | for (pp = &card->plci_list; *pp; pp = &(*pp)->next) { | |
384 | if (*pp == plcip) { | |
385 | *pp = (*pp)->next; | |
386 | card->bchans[plcip->chan].plcip = NULL; | |
387 | card->bchans[plcip->chan].disconnecting = 0; | |
388 | card->bchans[plcip->chan].incoming = 0; | |
389 | kfree(plcip); | |
390 | return; | |
391 | } | |
392 | } | |
393 | printk(KERN_ERR "capidrv-%d: free_plci %p (0x%x) not found, Huh?\n", | |
394 | card->contrnr, plcip, plcip->plci); | |
395 | } | |
396 | ||
397 | /* -------- ncci management ------------------------------------------ */ | |
398 | ||
475be4d8 JP |
399 | static inline capidrv_ncci *new_ncci(capidrv_contr *card, |
400 | capidrv_plci *plcip, | |
1da177e4 LT |
401 | u32 ncci) |
402 | { | |
403 | capidrv_ncci *nccip; | |
404 | ||
41f96935 | 405 | nccip = kzalloc(sizeof(capidrv_ncci), GFP_ATOMIC); |
1da177e4 | 406 | |
2f9e9b6d | 407 | if (nccip == NULL) |
1da177e4 LT |
408 | return NULL; |
409 | ||
1da177e4 LT |
410 | nccip->ncci = ncci; |
411 | nccip->state = ST_NCCI_NONE; | |
412 | nccip->plcip = plcip; | |
413 | nccip->chan = plcip->chan; | |
414 | nccip->datahandle = 0; | |
415 | ||
416 | nccip->next = plcip->ncci_list; | |
417 | plcip->ncci_list = nccip; | |
418 | ||
419 | card->bchans[plcip->chan].nccip = nccip; | |
420 | ||
421 | return nccip; | |
422 | } | |
423 | ||
475be4d8 | 424 | static inline capidrv_ncci *find_ncci(capidrv_contr *card, u32 ncci) |
1da177e4 LT |
425 | { |
426 | capidrv_plci *plcip; | |
427 | capidrv_ncci *p; | |
428 | ||
2f9e9b6d | 429 | if ((plcip = find_plci_by_ncci(card, ncci)) == NULL) |
1da177e4 LT |
430 | return NULL; |
431 | ||
432 | for (p = plcip->ncci_list; p; p = p->next) | |
433 | if (p->ncci == ncci) | |
434 | return p; | |
435 | return NULL; | |
436 | } | |
437 | ||
475be4d8 | 438 | static inline capidrv_ncci *find_ncci_by_msgid(capidrv_contr *card, |
1da177e4 LT |
439 | u32 ncci, u16 msgid) |
440 | { | |
441 | capidrv_plci *plcip; | |
442 | capidrv_ncci *p; | |
443 | ||
2f9e9b6d | 444 | if ((plcip = find_plci_by_ncci(card, ncci)) == NULL) |
1da177e4 LT |
445 | return NULL; |
446 | ||
447 | for (p = plcip->ncci_list; p; p = p->next) | |
448 | if (p->msgid == msgid) | |
449 | return p; | |
450 | return NULL; | |
451 | } | |
452 | ||
475be4d8 | 453 | static void free_ncci(capidrv_contr *card, struct capidrv_ncci *nccip) |
1da177e4 LT |
454 | { |
455 | struct capidrv_ncci **pp; | |
456 | ||
457 | for (pp = &(nccip->plcip->ncci_list); *pp; pp = &(*pp)->next) { | |
458 | if (*pp == nccip) { | |
459 | *pp = (*pp)->next; | |
460 | break; | |
461 | } | |
462 | } | |
463 | card->bchans[nccip->chan].nccip = NULL; | |
464 | kfree(nccip); | |
465 | } | |
466 | ||
467 | static int capidrv_add_ack(struct capidrv_ncci *nccip, | |
475be4d8 | 468 | u16 datahandle, int len) |
1da177e4 LT |
469 | { |
470 | struct ncci_datahandle_queue *n, **pp; | |
471 | ||
c3f14cf9 | 472 | n = kmalloc(sizeof(struct ncci_datahandle_queue), GFP_ATOMIC); |
1da177e4 | 473 | if (!n) { |
475be4d8 JP |
474 | printk(KERN_ERR "capidrv: kmalloc ncci_datahandle failed\n"); |
475 | return -1; | |
1da177e4 LT |
476 | } |
477 | n->next = NULL; | |
478 | n->datahandle = datahandle; | |
479 | n->len = len; | |
475be4d8 | 480 | for (pp = &nccip->ackqueue; *pp; pp = &(*pp)->next); |
1da177e4 LT |
481 | *pp = n; |
482 | return 0; | |
483 | } | |
484 | ||
485 | static int capidrv_del_ack(struct capidrv_ncci *nccip, u16 datahandle) | |
486 | { | |
487 | struct ncci_datahandle_queue **pp, *p; | |
488 | int len; | |
489 | ||
490 | for (pp = &nccip->ackqueue; *pp; pp = &(*pp)->next) { | |
475be4d8 | 491 | if ((*pp)->datahandle == datahandle) { |
1da177e4 LT |
492 | p = *pp; |
493 | len = p->len; | |
494 | *pp = (*pp)->next; | |
475be4d8 | 495 | kfree(p); |
1da177e4 LT |
496 | return len; |
497 | } | |
498 | } | |
499 | return -1; | |
500 | } | |
501 | ||
502 | /* -------- convert and send capi message ---------------------------- */ | |
503 | ||
475be4d8 | 504 | static void send_message(capidrv_contr *card, _cmsg *cmsg) |
1da177e4 LT |
505 | { |
506 | struct sk_buff *skb; | |
507 | size_t len; | |
b1b2e7cf | 508 | |
2bf3a09e TS |
509 | if (capi_cmsg2message(cmsg, cmsg->buf)) { |
510 | printk(KERN_ERR "capidrv::send_message: parser failure\n"); | |
511 | return; | |
512 | } | |
1da177e4 LT |
513 | len = CAPIMSG_LEN(cmsg->buf); |
514 | skb = alloc_skb(len, GFP_ATOMIC); | |
b1b2e7cf JJ |
515 | if (!skb) { |
516 | printk(KERN_ERR "capidrv::send_message: can't allocate mem\n"); | |
517 | return; | |
518 | } | |
1da177e4 LT |
519 | memcpy(skb_put(skb, len), cmsg->buf, len); |
520 | if (capi20_put_message(&global.ap, skb) != CAPI_NOERROR) | |
521 | kfree_skb(skb); | |
522 | } | |
523 | ||
524 | /* -------- state machine -------------------------------------------- */ | |
525 | ||
526 | struct listenstatechange { | |
527 | int actstate; | |
528 | int nextstate; | |
529 | int event; | |
530 | }; | |
531 | ||
532 | static struct listenstatechange listentable[] = | |
533 | { | |
475be4d8 JP |
534 | {ST_LISTEN_NONE, ST_LISTEN_WAIT_CONF, EV_LISTEN_REQ}, |
535 | {ST_LISTEN_ACTIVE, ST_LISTEN_ACTIVE_WAIT_CONF, EV_LISTEN_REQ}, | |
536 | {ST_LISTEN_WAIT_CONF, ST_LISTEN_NONE, EV_LISTEN_CONF_ERROR}, | |
537 | {ST_LISTEN_ACTIVE_WAIT_CONF, ST_LISTEN_ACTIVE, EV_LISTEN_CONF_ERROR}, | |
538 | {ST_LISTEN_WAIT_CONF, ST_LISTEN_NONE, EV_LISTEN_CONF_EMPTY}, | |
539 | {ST_LISTEN_ACTIVE_WAIT_CONF, ST_LISTEN_NONE, EV_LISTEN_CONF_EMPTY}, | |
540 | {ST_LISTEN_WAIT_CONF, ST_LISTEN_ACTIVE, EV_LISTEN_CONF_OK}, | |
541 | {ST_LISTEN_ACTIVE_WAIT_CONF, ST_LISTEN_ACTIVE, EV_LISTEN_CONF_OK}, | |
542 | {}, | |
1da177e4 LT |
543 | }; |
544 | ||
475be4d8 | 545 | static void listen_change_state(capidrv_contr *card, int event) |
1da177e4 LT |
546 | { |
547 | struct listenstatechange *p = listentable; | |
548 | while (p->event) { | |
549 | if (card->state == p->actstate && p->event == event) { | |
550 | if (debugmode) | |
551 | printk(KERN_DEBUG "capidrv-%d: listen_change_state %d -> %d\n", | |
552 | card->contrnr, card->state, p->nextstate); | |
553 | card->state = p->nextstate; | |
554 | return; | |
555 | } | |
556 | p++; | |
557 | } | |
558 | printk(KERN_ERR "capidrv-%d: listen_change_state state=%d event=%d ????\n", | |
559 | card->contrnr, card->state, event); | |
560 | ||
561 | } | |
562 | ||
563 | /* ------------------------------------------------------------------ */ | |
564 | ||
475be4d8 | 565 | static void p0(capidrv_contr *card, capidrv_plci *plci) |
1da177e4 LT |
566 | { |
567 | isdn_ctrl cmd; | |
568 | ||
569 | card->bchans[plci->chan].contr = NULL; | |
570 | cmd.command = ISDN_STAT_DHUP; | |
571 | cmd.driver = card->myid; | |
572 | cmd.arg = plci->chan; | |
573 | card->interface.statcallb(&cmd); | |
574 | free_plci(card, plci); | |
575 | } | |
576 | ||
577 | /* ------------------------------------------------------------------ */ | |
578 | ||
579 | struct plcistatechange { | |
580 | int actstate; | |
581 | int nextstate; | |
582 | int event; | |
475be4d8 | 583 | void (*changefunc)(capidrv_contr *card, capidrv_plci *plci); |
1da177e4 LT |
584 | }; |
585 | ||
586 | static struct plcistatechange plcitable[] = | |
587 | { | |
475be4d8 JP |
588 | /* P-0 */ |
589 | {ST_PLCI_NONE, ST_PLCI_OUTGOING, EV_PLCI_CONNECT_REQ, NULL}, | |
590 | {ST_PLCI_NONE, ST_PLCI_ALLOCATED, EV_PLCI_FACILITY_IND_UP, NULL}, | |
591 | {ST_PLCI_NONE, ST_PLCI_INCOMING, EV_PLCI_CONNECT_IND, NULL}, | |
592 | {ST_PLCI_NONE, ST_PLCI_RESUMEING, EV_PLCI_RESUME_REQ, NULL}, | |
593 | /* P-0.1 */ | |
594 | {ST_PLCI_OUTGOING, ST_PLCI_NONE, EV_PLCI_CONNECT_CONF_ERROR, p0}, | |
595 | {ST_PLCI_OUTGOING, ST_PLCI_ALLOCATED, EV_PLCI_CONNECT_CONF_OK, NULL}, | |
596 | /* P-1 */ | |
597 | {ST_PLCI_ALLOCATED, ST_PLCI_ACTIVE, EV_PLCI_CONNECT_ACTIVE_IND, NULL}, | |
598 | {ST_PLCI_ALLOCATED, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, | |
599 | {ST_PLCI_ALLOCATED, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, | |
600 | {ST_PLCI_ALLOCATED, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, | |
601 | /* P-ACT */ | |
602 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, | |
603 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, | |
604 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, | |
605 | {ST_PLCI_ACTIVE, ST_PLCI_HELD, EV_PLCI_HOLD_IND, NULL}, | |
606 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTING, EV_PLCI_SUSPEND_IND, NULL}, | |
607 | /* P-2 */ | |
608 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_CONNECT_REJECT, NULL}, | |
609 | {ST_PLCI_INCOMING, ST_PLCI_FACILITY_IND, EV_PLCI_FACILITY_IND_UP, NULL}, | |
610 | {ST_PLCI_INCOMING, ST_PLCI_ACCEPTING, EV_PLCI_CONNECT_RESP, NULL}, | |
611 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, | |
612 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, | |
613 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, | |
614 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_CD_IND, NULL}, | |
615 | /* P-3 */ | |
616 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTING, EV_PLCI_CONNECT_REJECT, NULL}, | |
617 | {ST_PLCI_FACILITY_IND, ST_PLCI_ACCEPTING, EV_PLCI_CONNECT_ACTIVE_IND, NULL}, | |
618 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, | |
619 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, | |
620 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, | |
621 | /* P-4 */ | |
622 | {ST_PLCI_ACCEPTING, ST_PLCI_ACTIVE, EV_PLCI_CONNECT_ACTIVE_IND, NULL}, | |
623 | {ST_PLCI_ACCEPTING, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, | |
624 | {ST_PLCI_ACCEPTING, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, | |
625 | {ST_PLCI_ACCEPTING, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, | |
626 | /* P-5 */ | |
627 | {ST_PLCI_DISCONNECTING, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, | |
628 | /* P-6 */ | |
629 | {ST_PLCI_DISCONNECTED, ST_PLCI_NONE, EV_PLCI_DISCONNECT_RESP, p0}, | |
630 | /* P-0.Res */ | |
631 | {ST_PLCI_RESUMEING, ST_PLCI_NONE, EV_PLCI_RESUME_CONF_ERROR, p0}, | |
632 | {ST_PLCI_RESUMEING, ST_PLCI_RESUME, EV_PLCI_RESUME_CONF_OK, NULL}, | |
633 | /* P-RES */ | |
634 | {ST_PLCI_RESUME, ST_PLCI_ACTIVE, EV_PLCI_RESUME_IND, NULL}, | |
635 | /* P-HELD */ | |
636 | {ST_PLCI_HELD, ST_PLCI_ACTIVE, EV_PLCI_RETRIEVE_IND, NULL}, | |
637 | {}, | |
1da177e4 LT |
638 | }; |
639 | ||
475be4d8 | 640 | static void plci_change_state(capidrv_contr *card, capidrv_plci *plci, int event) |
1da177e4 LT |
641 | { |
642 | struct plcistatechange *p = plcitable; | |
643 | while (p->event) { | |
644 | if (plci->state == p->actstate && p->event == event) { | |
645 | if (debugmode) | |
646 | printk(KERN_DEBUG "capidrv-%d: plci_change_state:0x%x %d -> %d\n", | |
475be4d8 | 647 | card->contrnr, plci->plci, plci->state, p->nextstate); |
1da177e4 LT |
648 | plci->state = p->nextstate; |
649 | if (p->changefunc) | |
650 | p->changefunc(card, plci); | |
651 | return; | |
652 | } | |
653 | p++; | |
654 | } | |
655 | printk(KERN_ERR "capidrv-%d: plci_change_state:0x%x state=%d event=%d ????\n", | |
656 | card->contrnr, plci->plci, plci->state, event); | |
657 | } | |
658 | ||
659 | /* ------------------------------------------------------------------ */ | |
660 | ||
661 | static _cmsg cmsg; | |
662 | ||
475be4d8 | 663 | static void n0(capidrv_contr *card, capidrv_ncci *ncci) |
1da177e4 LT |
664 | { |
665 | isdn_ctrl cmd; | |
666 | ||
667 | capi_fill_DISCONNECT_REQ(&cmsg, | |
668 | global.ap.applid, | |
669 | card->msgid++, | |
670 | ncci->plcip->plci, | |
671 | NULL, /* BChannelinformation */ | |
672 | NULL, /* Keypadfacility */ | |
673 | NULL, /* Useruserdata */ /* $$$$ */ | |
674 | NULL /* Facilitydataarray */ | |
475be4d8 | 675 | ); |
1da177e4 | 676 | plci_change_state(card, ncci->plcip, EV_PLCI_DISCONNECT_REQ); |
e4847021 | 677 | send_message(card, &cmsg); |
1da177e4 LT |
678 | |
679 | cmd.command = ISDN_STAT_BHUP; | |
680 | cmd.driver = card->myid; | |
681 | cmd.arg = ncci->chan; | |
682 | card->interface.statcallb(&cmd); | |
683 | free_ncci(card, ncci); | |
684 | } | |
685 | ||
686 | /* ------------------------------------------------------------------ */ | |
687 | ||
688 | struct nccistatechange { | |
689 | int actstate; | |
690 | int nextstate; | |
691 | int event; | |
475be4d8 | 692 | void (*changefunc)(capidrv_contr *card, capidrv_ncci *ncci); |
1da177e4 LT |
693 | }; |
694 | ||
695 | static struct nccistatechange nccitable[] = | |
696 | { | |
475be4d8 JP |
697 | /* N-0 */ |
698 | {ST_NCCI_NONE, ST_NCCI_OUTGOING, EV_NCCI_CONNECT_B3_REQ, NULL}, | |
699 | {ST_NCCI_NONE, ST_NCCI_INCOMING, EV_NCCI_CONNECT_B3_IND, NULL}, | |
700 | /* N-0.1 */ | |
701 | {ST_NCCI_OUTGOING, ST_NCCI_ALLOCATED, EV_NCCI_CONNECT_B3_CONF_OK, NULL}, | |
702 | {ST_NCCI_OUTGOING, ST_NCCI_NONE, EV_NCCI_CONNECT_B3_CONF_ERROR, n0}, | |
703 | /* N-1 */ | |
704 | {ST_NCCI_INCOMING, ST_NCCI_DISCONNECTING, EV_NCCI_CONNECT_B3_REJECT, NULL}, | |
705 | {ST_NCCI_INCOMING, ST_NCCI_ALLOCATED, EV_NCCI_CONNECT_B3_RESP, NULL}, | |
706 | {ST_NCCI_INCOMING, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, | |
707 | {ST_NCCI_INCOMING, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, | |
708 | /* N-2 */ | |
709 | {ST_NCCI_ALLOCATED, ST_NCCI_ACTIVE, EV_NCCI_CONNECT_B3_ACTIVE_IND, NULL}, | |
710 | {ST_NCCI_ALLOCATED, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, | |
711 | {ST_NCCI_ALLOCATED, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, | |
712 | /* N-ACT */ | |
713 | {ST_NCCI_ACTIVE, ST_NCCI_ACTIVE, EV_NCCI_RESET_B3_IND, NULL}, | |
714 | {ST_NCCI_ACTIVE, ST_NCCI_RESETING, EV_NCCI_RESET_B3_REQ, NULL}, | |
715 | {ST_NCCI_ACTIVE, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, | |
716 | {ST_NCCI_ACTIVE, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, | |
717 | /* N-3 */ | |
718 | {ST_NCCI_RESETING, ST_NCCI_ACTIVE, EV_NCCI_RESET_B3_IND, NULL}, | |
719 | {ST_NCCI_RESETING, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, | |
720 | {ST_NCCI_RESETING, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, | |
721 | /* N-4 */ | |
722 | {ST_NCCI_DISCONNECTING, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, | |
723 | {ST_NCCI_DISCONNECTING, ST_NCCI_PREVIOUS, EV_NCCI_DISCONNECT_B3_CONF_ERROR, NULL}, | |
724 | /* N-5 */ | |
725 | {ST_NCCI_DISCONNECTED, ST_NCCI_NONE, EV_NCCI_DISCONNECT_B3_RESP, n0}, | |
726 | {}, | |
1da177e4 LT |
727 | }; |
728 | ||
475be4d8 | 729 | static void ncci_change_state(capidrv_contr *card, capidrv_ncci *ncci, int event) |
1da177e4 LT |
730 | { |
731 | struct nccistatechange *p = nccitable; | |
732 | while (p->event) { | |
733 | if (ncci->state == p->actstate && p->event == event) { | |
734 | if (debugmode) | |
735 | printk(KERN_DEBUG "capidrv-%d: ncci_change_state:0x%x %d -> %d\n", | |
475be4d8 | 736 | card->contrnr, ncci->ncci, ncci->state, p->nextstate); |
1da177e4 LT |
737 | if (p->nextstate == ST_NCCI_PREVIOUS) { |
738 | ncci->state = ncci->oldstate; | |
739 | ncci->oldstate = p->actstate; | |
740 | } else { | |
741 | ncci->oldstate = p->actstate; | |
742 | ncci->state = p->nextstate; | |
743 | } | |
744 | if (p->changefunc) | |
745 | p->changefunc(card, ncci); | |
746 | return; | |
747 | } | |
748 | p++; | |
749 | } | |
750 | printk(KERN_ERR "capidrv-%d: ncci_change_state:0x%x state=%d event=%d ????\n", | |
751 | card->contrnr, ncci->ncci, ncci->state, event); | |
752 | } | |
753 | ||
754 | /* ------------------------------------------------------------------- */ | |
755 | ||
475be4d8 | 756 | static inline int new_bchan(capidrv_contr *card) |
1da177e4 LT |
757 | { |
758 | int i; | |
759 | for (i = 0; i < card->nbchan; i++) { | |
2f9e9b6d | 760 | if (card->bchans[i].plcip == NULL) { |
1da177e4 LT |
761 | card->bchans[i].disconnecting = 0; |
762 | return i; | |
763 | } | |
764 | } | |
765 | return -1; | |
766 | } | |
767 | ||
768 | /* ------------------------------------------------------------------- */ | |
ca05e3a7 PB |
769 | static char *capi_info2str(u16 reason) |
770 | { | |
a79f5d26 | 771 | #ifndef CONFIG_ISDN_CAPI_CAPIDRV_VERBOSE |
ca05e3a7 PB |
772 | return ".."; |
773 | #else | |
774 | switch (reason) { | |
775 | ||
776 | /*-- informative values (corresponding message was processed) -----*/ | |
777 | case 0x0001: | |
778 | return "NCPI not supported by current protocol, NCPI ignored"; | |
779 | case 0x0002: | |
780 | return "Flags not supported by current protocol, flags ignored"; | |
781 | case 0x0003: | |
782 | return "Alert already sent by another application"; | |
783 | ||
784 | /*-- error information concerning CAPI_REGISTER -----*/ | |
785 | case 0x1001: | |
786 | return "Too many applications"; | |
787 | case 0x1002: | |
788 | return "Logical block size too small, must be at least 128 Bytes"; | |
789 | case 0x1003: | |
790 | return "Buffer exceeds 64 kByte"; | |
791 | case 0x1004: | |
792 | return "Message buffer size too small, must be at least 1024 Bytes"; | |
793 | case 0x1005: | |
794 | return "Max. number of logical connections not supported"; | |
795 | case 0x1006: | |
796 | return "Reserved"; | |
797 | case 0x1007: | |
798 | return "The message could not be accepted because of an internal busy condition"; | |
799 | case 0x1008: | |
800 | return "OS resource error (no memory ?)"; | |
801 | case 0x1009: | |
802 | return "CAPI not installed"; | |
803 | case 0x100A: | |
804 | return "Controller does not support external equipment"; | |
805 | case 0x100B: | |
806 | return "Controller does only support external equipment"; | |
807 | ||
808 | /*-- error information concerning message exchange functions -----*/ | |
809 | case 0x1101: | |
810 | return "Illegal application number"; | |
811 | case 0x1102: | |
812 | return "Illegal command or subcommand or message length less than 12 bytes"; | |
813 | case 0x1103: | |
814 | return "The message could not be accepted because of a queue full condition !! The error code does not imply that CAPI cannot receive messages directed to another controller, PLCI or NCCI"; | |
815 | case 0x1104: | |
816 | return "Queue is empty"; | |
817 | case 0x1105: | |
818 | return "Queue overflow, a message was lost !! This indicates a configuration error. The only recovery from this error is to perform a CAPI_RELEASE"; | |
819 | case 0x1106: | |
820 | return "Unknown notification parameter"; | |
821 | case 0x1107: | |
822 | return "The Message could not be accepted because of an internal busy condition"; | |
823 | case 0x1108: | |
824 | return "OS Resource error (no memory ?)"; | |
825 | case 0x1109: | |
826 | return "CAPI not installed"; | |
827 | case 0x110A: | |
828 | return "Controller does not support external equipment"; | |
829 | case 0x110B: | |
830 | return "Controller does only support external equipment"; | |
831 | ||
832 | /*-- error information concerning resource / coding problems -----*/ | |
833 | case 0x2001: | |
834 | return "Message not supported in current state"; | |
835 | case 0x2002: | |
836 | return "Illegal Controller / PLCI / NCCI"; | |
837 | case 0x2003: | |
838 | return "Out of PLCI"; | |
839 | case 0x2004: | |
840 | return "Out of NCCI"; | |
841 | case 0x2005: | |
842 | return "Out of LISTEN"; | |
843 | case 0x2006: | |
844 | return "Out of FAX resources (protocol T.30)"; | |
845 | case 0x2007: | |
846 | return "Illegal message parameter coding"; | |
847 | ||
848 | /*-- error information concerning requested services -----*/ | |
849 | case 0x3001: | |
850 | return "B1 protocol not supported"; | |
851 | case 0x3002: | |
852 | return "B2 protocol not supported"; | |
853 | case 0x3003: | |
854 | return "B3 protocol not supported"; | |
855 | case 0x3004: | |
856 | return "B1 protocol parameter not supported"; | |
857 | case 0x3005: | |
858 | return "B2 protocol parameter not supported"; | |
859 | case 0x3006: | |
860 | return "B3 protocol parameter not supported"; | |
861 | case 0x3007: | |
862 | return "B protocol combination not supported"; | |
863 | case 0x3008: | |
864 | return "NCPI not supported"; | |
865 | case 0x3009: | |
866 | return "CIP Value unknown"; | |
867 | case 0x300A: | |
868 | return "Flags not supported (reserved bits)"; | |
869 | case 0x300B: | |
870 | return "Facility not supported"; | |
871 | case 0x300C: | |
872 | return "Data length not supported by current protocol"; | |
873 | case 0x300D: | |
874 | return "Reset procedure not supported by current protocol"; | |
875 | ||
876 | /*-- informations about the clearing of a physical connection -----*/ | |
877 | case 0x3301: | |
878 | return "Protocol error layer 1 (broken line or B-channel removed by signalling protocol)"; | |
879 | case 0x3302: | |
880 | return "Protocol error layer 2"; | |
881 | case 0x3303: | |
882 | return "Protocol error layer 3"; | |
883 | case 0x3304: | |
884 | return "Another application got that call"; | |
885 | /*-- T.30 specific reasons -----*/ | |
886 | case 0x3311: | |
887 | return "Connecting not successful (remote station is no FAX G3 machine)"; | |
888 | case 0x3312: | |
889 | return "Connecting not successful (training error)"; | |
890 | case 0x3313: | |
891 | return "Disconnected before transfer (remote station does not support transfer mode, e.g. resolution)"; | |
892 | case 0x3314: | |
893 | return "Disconnected during transfer (remote abort)"; | |
894 | case 0x3315: | |
895 | return "Disconnected during transfer (remote procedure error, e.g. unsuccessful repetition of T.30 commands)"; | |
896 | case 0x3316: | |
897 | return "Disconnected during transfer (local tx data underrun)"; | |
898 | case 0x3317: | |
899 | return "Disconnected during transfer (local rx data overflow)"; | |
900 | case 0x3318: | |
901 | return "Disconnected during transfer (local abort)"; | |
902 | case 0x3319: | |
903 | return "Illegal parameter coding (e.g. SFF coding error)"; | |
904 | ||
905 | /*-- disconnect causes from the network according to ETS 300 102-1/Q.931 -----*/ | |
906 | case 0x3481: return "Unallocated (unassigned) number"; | |
907 | case 0x3482: return "No route to specified transit network"; | |
908 | case 0x3483: return "No route to destination"; | |
909 | case 0x3486: return "Channel unacceptable"; | |
910 | case 0x3487: | |
911 | return "Call awarded and being delivered in an established channel"; | |
912 | case 0x3490: return "Normal call clearing"; | |
913 | case 0x3491: return "User busy"; | |
914 | case 0x3492: return "No user responding"; | |
915 | case 0x3493: return "No answer from user (user alerted)"; | |
916 | case 0x3495: return "Call rejected"; | |
917 | case 0x3496: return "Number changed"; | |
918 | case 0x349A: return "Non-selected user clearing"; | |
919 | case 0x349B: return "Destination out of order"; | |
920 | case 0x349C: return "Invalid number format"; | |
921 | case 0x349D: return "Facility rejected"; | |
922 | case 0x349E: return "Response to STATUS ENQUIRY"; | |
923 | case 0x349F: return "Normal, unspecified"; | |
924 | case 0x34A2: return "No circuit / channel available"; | |
925 | case 0x34A6: return "Network out of order"; | |
926 | case 0x34A9: return "Temporary failure"; | |
927 | case 0x34AA: return "Switching equipment congestion"; | |
928 | case 0x34AB: return "Access information discarded"; | |
929 | case 0x34AC: return "Requested circuit / channel not available"; | |
930 | case 0x34AF: return "Resources unavailable, unspecified"; | |
931 | case 0x34B1: return "Quality of service unavailable"; | |
932 | case 0x34B2: return "Requested facility not subscribed"; | |
933 | case 0x34B9: return "Bearer capability not authorized"; | |
934 | case 0x34BA: return "Bearer capability not presently available"; | |
935 | case 0x34BF: return "Service or option not available, unspecified"; | |
936 | case 0x34C1: return "Bearer capability not implemented"; | |
937 | case 0x34C2: return "Channel type not implemented"; | |
938 | case 0x34C5: return "Requested facility not implemented"; | |
939 | case 0x34C6: return "Only restricted digital information bearer capability is available"; | |
940 | case 0x34CF: return "Service or option not implemented, unspecified"; | |
941 | case 0x34D1: return "Invalid call reference value"; | |
942 | case 0x34D2: return "Identified channel does not exist"; | |
943 | case 0x34D3: return "A suspended call exists, but this call identity does not"; | |
944 | case 0x34D4: return "Call identity in use"; | |
945 | case 0x34D5: return "No call suspended"; | |
946 | case 0x34D6: return "Call having the requested call identity has been cleared"; | |
947 | case 0x34D8: return "Incompatible destination"; | |
948 | case 0x34DB: return "Invalid transit network selection"; | |
949 | case 0x34DF: return "Invalid message, unspecified"; | |
950 | case 0x34E0: return "Mandatory information element is missing"; | |
951 | case 0x34E1: return "Message type non-existent or not implemented"; | |
952 | case 0x34E2: return "Message not compatible with call state or message type non-existent or not implemented"; | |
953 | case 0x34E3: return "Information element non-existent or not implemented"; | |
954 | case 0x34E4: return "Invalid information element contents"; | |
955 | case 0x34E5: return "Message not compatible with call state"; | |
956 | case 0x34E6: return "Recovery on timer expiry"; | |
957 | case 0x34EF: return "Protocol error, unspecified"; | |
958 | case 0x34FF: return "Interworking, unspecified"; | |
959 | ||
960 | default: return "No additional information"; | |
961 | } | |
962 | #endif | |
963 | } | |
1da177e4 | 964 | |
475be4d8 | 965 | static void handle_controller(_cmsg *cmsg) |
1da177e4 LT |
966 | { |
967 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); | |
968 | ||
969 | if (!card) { | |
970 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", | |
971 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
972 | cmsg->adr.adrController & 0x7f); | |
973 | return; | |
974 | } | |
975 | switch (CAPICMD(cmsg->Command, cmsg->Subcommand)) { | |
976 | ||
977 | case CAPI_LISTEN_CONF: /* Controller */ | |
978 | if (debugmode) | |
979 | printk(KERN_DEBUG "capidrv-%d: listenconf Info=0x%4x (%s) cipmask=0x%x\n", | |
980 | card->contrnr, cmsg->Info, capi_info2str(cmsg->Info), card->cipmask); | |
981 | if (cmsg->Info) { | |
982 | listen_change_state(card, EV_LISTEN_CONF_ERROR); | |
983 | } else if (card->cipmask == 0) { | |
984 | listen_change_state(card, EV_LISTEN_CONF_EMPTY); | |
985 | } else { | |
986 | listen_change_state(card, EV_LISTEN_CONF_OK); | |
987 | } | |
988 | break; | |
989 | ||
990 | case CAPI_MANUFACTURER_IND: /* Controller */ | |
475be4d8 | 991 | if (cmsg->ManuID == 0x214D5641 |
1da177e4 LT |
992 | && cmsg->Class == 0 |
993 | && cmsg->Function == 1) { | |
475be4d8 JP |
994 | u8 *data = cmsg->ManuData + 3; |
995 | u16 len = cmsg->ManuData[0]; | |
996 | u16 layer; | |
997 | int direction; | |
998 | if (len == 255) { | |
999 | len = (cmsg->ManuData[1] | (cmsg->ManuData[2] << 8)); | |
1000 | data += 2; | |
1001 | } | |
1002 | len -= 2; | |
1003 | layer = ((*(data - 1)) << 8) | *(data - 2); | |
1004 | if (layer & 0x300) | |
1005 | direction = (layer & 0x200) ? 0 : 1; | |
1006 | else direction = (layer & 0x800) ? 0 : 1; | |
1007 | if (layer & 0x0C00) { | |
1008 | if ((layer & 0xff) == 0x80) { | |
1009 | handle_dtrace_data(card, direction, 1, data, len); | |
1010 | break; | |
1011 | } | |
1012 | } else if ((layer & 0xff) < 0x80) { | |
1013 | handle_dtrace_data(card, direction, 0, data, len); | |
1014 | break; | |
1015 | } | |
1016 | printk(KERN_INFO "capidrv-%d: %s from controller 0x%x layer 0x%x, ignored\n", | |
1017 | card->contrnr, | |
1018 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1019 | cmsg->adr.adrController, layer); | |
1020 | break; | |
1da177e4 LT |
1021 | } |
1022 | goto ignored; | |
1023 | case CAPI_MANUFACTURER_CONF: /* Controller */ | |
1024 | if (cmsg->ManuID == 0x214D5641) { | |
475be4d8 JP |
1025 | char *s = NULL; |
1026 | switch (cmsg->Class) { | |
1027 | case 0: break; | |
1028 | case 1: s = "unknown class"; break; | |
1029 | case 2: s = "unknown function"; break; | |
1030 | default: s = "unknown error"; break; | |
1031 | } | |
1032 | if (s) | |
1033 | printk(KERN_INFO "capidrv-%d: %s from controller 0x%x function %d: %s\n", | |
1034 | card->contrnr, | |
1035 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1036 | cmsg->adr.adrController, | |
1037 | cmsg->Function, s); | |
1038 | break; | |
1da177e4 LT |
1039 | } |
1040 | goto ignored; | |
1041 | case CAPI_FACILITY_IND: /* Controller/plci/ncci */ | |
1042 | goto ignored; | |
1043 | case CAPI_FACILITY_CONF: /* Controller/plci/ncci */ | |
1044 | goto ignored; | |
1045 | case CAPI_INFO_IND: /* Controller/plci */ | |
1046 | goto ignored; | |
1047 | case CAPI_INFO_CONF: /* Controller/plci */ | |
1048 | goto ignored; | |
1049 | ||
1050 | default: | |
1051 | printk(KERN_ERR "capidrv-%d: got %s from controller 0x%x ???", | |
1052 | card->contrnr, | |
1053 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1054 | cmsg->adr.adrController); | |
1055 | } | |
1056 | return; | |
1057 | ||
475be4d8 | 1058 | ignored: |
1da177e4 LT |
1059 | printk(KERN_INFO "capidrv-%d: %s from controller 0x%x ignored\n", |
1060 | card->contrnr, | |
1061 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1062 | cmsg->adr.adrController); | |
1063 | } | |
1064 | ||
475be4d8 | 1065 | static void handle_incoming_call(capidrv_contr *card, _cmsg *cmsg) |
1da177e4 LT |
1066 | { |
1067 | capidrv_plci *plcip; | |
1068 | capidrv_bchan *bchan; | |
1069 | isdn_ctrl cmd; | |
1070 | int chan; | |
1071 | ||
1072 | if ((chan = new_bchan(card)) == -1) { | |
1073 | printk(KERN_ERR "capidrv-%d: incoming call on not existing bchan ?\n", card->contrnr); | |
1074 | return; | |
1075 | } | |
1076 | bchan = &card->bchans[chan]; | |
2f9e9b6d | 1077 | if ((plcip = new_plci(card, chan)) == NULL) { |
1da177e4 LT |
1078 | printk(KERN_ERR "capidrv-%d: incoming call: no memory, sorry.\n", card->contrnr); |
1079 | return; | |
1080 | } | |
1081 | bchan->incoming = 1; | |
1082 | plcip->plci = cmsg->adr.adrPLCI; | |
1083 | plci_change_state(card, plcip, EV_PLCI_CONNECT_IND); | |
1084 | ||
1085 | cmd.command = ISDN_STAT_ICALL; | |
1086 | cmd.driver = card->myid; | |
1087 | cmd.arg = chan; | |
1088 | memset(&cmd.parm.setup, 0, sizeof(cmd.parm.setup)); | |
1089 | strncpy(cmd.parm.setup.phone, | |
475be4d8 | 1090 | cmsg->CallingPartyNumber + 3, |
1da177e4 LT |
1091 | cmsg->CallingPartyNumber[0] - 2); |
1092 | strncpy(cmd.parm.setup.eazmsn, | |
475be4d8 | 1093 | cmsg->CalledPartyNumber + 2, |
1da177e4 LT |
1094 | cmsg->CalledPartyNumber[0] - 1); |
1095 | cmd.parm.setup.si1 = cip2si1(cmsg->CIPValue); | |
1096 | cmd.parm.setup.si2 = cip2si2(cmsg->CIPValue); | |
1097 | cmd.parm.setup.plan = cmsg->CallingPartyNumber[1]; | |
1098 | cmd.parm.setup.screen = cmsg->CallingPartyNumber[2]; | |
1099 | ||
475be4d8 JP |
1100 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s\n", |
1101 | card->contrnr, | |
1102 | cmd.parm.setup.phone, | |
1103 | cmd.parm.setup.si1, | |
1104 | cmd.parm.setup.si2, | |
1105 | cmd.parm.setup.eazmsn); | |
1da177e4 LT |
1106 | |
1107 | if (cmd.parm.setup.si1 == 1 && cmd.parm.setup.si2 != 0) { | |
475be4d8 JP |
1108 | printk(KERN_INFO "capidrv-%d: patching si2=%d to 0 for VBOX\n", |
1109 | card->contrnr, | |
1110 | cmd.parm.setup.si2); | |
1da177e4 LT |
1111 | cmd.parm.setup.si2 = 0; |
1112 | } | |
1113 | ||
1114 | switch (card->interface.statcallb(&cmd)) { | |
1115 | case 0: | |
1116 | case 3: | |
1117 | /* No device matching this call. | |
1118 | * and isdn_common.c has send a HANGUP command | |
1119 | * which is ignored in state ST_PLCI_INCOMING, | |
1120 | * so we send RESP to ignore the call | |
1121 | */ | |
1122 | capi_cmsg_answer(cmsg); | |
1123 | cmsg->Reject = 1; /* ignore */ | |
1da177e4 | 1124 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT); |
e4847021 | 1125 | send_message(card, cmsg); |
1da177e4 | 1126 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s ignored\n", |
475be4d8 JP |
1127 | card->contrnr, |
1128 | cmd.parm.setup.phone, | |
1129 | cmd.parm.setup.si1, | |
1130 | cmd.parm.setup.si2, | |
1131 | cmd.parm.setup.eazmsn); | |
1da177e4 LT |
1132 | break; |
1133 | case 1: | |
1134 | /* At least one device matching this call (RING on ttyI) | |
1135 | * HL-driver may send ALERTING on the D-channel in this | |
1136 | * case. | |
1137 | * really means: RING on ttyI or a net interface | |
1138 | * accepted this call already. | |
1139 | * | |
1140 | * If the call was accepted, state has already changed, | |
1141 | * and CONNECT_RESP already sent. | |
1142 | */ | |
1143 | if (plcip->state == ST_PLCI_INCOMING) { | |
1144 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s tty alerting\n", | |
475be4d8 JP |
1145 | card->contrnr, |
1146 | cmd.parm.setup.phone, | |
1147 | cmd.parm.setup.si1, | |
1148 | cmd.parm.setup.si2, | |
1149 | cmd.parm.setup.eazmsn); | |
1da177e4 LT |
1150 | capi_fill_ALERT_REQ(cmsg, |
1151 | global.ap.applid, | |
1152 | card->msgid++, | |
1153 | plcip->plci, /* adr */ | |
1154 | NULL,/* BChannelinformation */ | |
1155 | NULL,/* Keypadfacility */ | |
1156 | NULL,/* Useruserdata */ | |
1157 | NULL /* Facilitydataarray */ | |
475be4d8 | 1158 | ); |
1da177e4 LT |
1159 | plcip->msgid = cmsg->Messagenumber; |
1160 | send_message(card, cmsg); | |
1161 | } else { | |
1162 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s on netdev\n", | |
475be4d8 JP |
1163 | card->contrnr, |
1164 | cmd.parm.setup.phone, | |
1165 | cmd.parm.setup.si1, | |
1166 | cmd.parm.setup.si2, | |
1167 | cmd.parm.setup.eazmsn); | |
1da177e4 LT |
1168 | } |
1169 | break; | |
1170 | ||
1171 | case 2: /* Call will be rejected. */ | |
1172 | capi_cmsg_answer(cmsg); | |
1173 | cmsg->Reject = 2; /* reject call, normal call clearing */ | |
1da177e4 | 1174 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT); |
e4847021 | 1175 | send_message(card, cmsg); |
1da177e4 LT |
1176 | break; |
1177 | ||
1178 | default: | |
1179 | /* An error happened. (Invalid parameters for example.) */ | |
1180 | capi_cmsg_answer(cmsg); | |
1181 | cmsg->Reject = 8; /* reject call, | |
1182 | destination out of order */ | |
1da177e4 | 1183 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT); |
e4847021 | 1184 | send_message(card, cmsg); |
1da177e4 LT |
1185 | break; |
1186 | } | |
1187 | return; | |
1188 | } | |
1189 | ||
475be4d8 | 1190 | static void handle_plci(_cmsg *cmsg) |
1da177e4 LT |
1191 | { |
1192 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); | |
1193 | capidrv_plci *plcip; | |
1194 | isdn_ctrl cmd; | |
17f0cd2f | 1195 | _cdebbuf *cdb; |
1da177e4 LT |
1196 | |
1197 | if (!card) { | |
1198 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", | |
1199 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1200 | cmsg->adr.adrController & 0x7f); | |
1201 | return; | |
1202 | } | |
1203 | switch (CAPICMD(cmsg->Command, cmsg->Subcommand)) { | |
1204 | ||
1205 | case CAPI_DISCONNECT_IND: /* plci */ | |
1206 | if (cmsg->Reason) { | |
1207 | printk(KERN_INFO "capidrv-%d: %s reason 0x%x (%s) for plci 0x%x\n", | |
475be4d8 JP |
1208 | card->contrnr, |
1209 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1da177e4 LT |
1210 | cmsg->Reason, capi_info2str(cmsg->Reason), cmsg->adr.adrPLCI); |
1211 | } | |
1212 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) { | |
1213 | capi_cmsg_answer(cmsg); | |
1214 | send_message(card, cmsg); | |
1215 | goto notfound; | |
1216 | } | |
1217 | card->bchans[plcip->chan].disconnecting = 1; | |
1218 | plci_change_state(card, plcip, EV_PLCI_DISCONNECT_IND); | |
1219 | capi_cmsg_answer(cmsg); | |
1da177e4 | 1220 | plci_change_state(card, plcip, EV_PLCI_DISCONNECT_RESP); |
e4847021 | 1221 | send_message(card, cmsg); |
1da177e4 LT |
1222 | break; |
1223 | ||
1224 | case CAPI_DISCONNECT_CONF: /* plci */ | |
1225 | if (cmsg->Info) { | |
1226 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for plci 0x%x\n", | |
475be4d8 JP |
1227 | card->contrnr, |
1228 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1229 | cmsg->Info, capi_info2str(cmsg->Info), | |
1da177e4 LT |
1230 | cmsg->adr.adrPLCI); |
1231 | } | |
1232 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) | |
1233 | goto notfound; | |
1234 | ||
1235 | card->bchans[plcip->chan].disconnecting = 1; | |
1236 | break; | |
1237 | ||
1238 | case CAPI_ALERT_CONF: /* plci */ | |
1239 | if (cmsg->Info) { | |
1240 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for plci 0x%x\n", | |
475be4d8 JP |
1241 | card->contrnr, |
1242 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1243 | cmsg->Info, capi_info2str(cmsg->Info), | |
1da177e4 LT |
1244 | cmsg->adr.adrPLCI); |
1245 | } | |
1246 | break; | |
1247 | ||
1248 | case CAPI_CONNECT_IND: /* plci */ | |
1249 | handle_incoming_call(card, cmsg); | |
1250 | break; | |
1251 | ||
1252 | case CAPI_CONNECT_CONF: /* plci */ | |
1253 | if (cmsg->Info) { | |
1254 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for plci 0x%x\n", | |
475be4d8 JP |
1255 | card->contrnr, |
1256 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1257 | cmsg->Info, capi_info2str(cmsg->Info), | |
1da177e4 LT |
1258 | cmsg->adr.adrPLCI); |
1259 | } | |
1260 | if (!(plcip = find_plci_by_msgid(card, cmsg->Messagenumber))) | |
1261 | goto notfound; | |
1262 | ||
1263 | plcip->plci = cmsg->adr.adrPLCI; | |
1264 | if (cmsg->Info) { | |
1265 | plci_change_state(card, plcip, EV_PLCI_CONNECT_CONF_ERROR); | |
1266 | } else { | |
1267 | plci_change_state(card, plcip, EV_PLCI_CONNECT_CONF_OK); | |
1268 | } | |
1269 | break; | |
1270 | ||
1271 | case CAPI_CONNECT_ACTIVE_IND: /* plci */ | |
1272 | ||
1273 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) | |
1274 | goto notfound; | |
1275 | ||
1276 | if (card->bchans[plcip->chan].incoming) { | |
1277 | capi_cmsg_answer(cmsg); | |
1da177e4 | 1278 | plci_change_state(card, plcip, EV_PLCI_CONNECT_ACTIVE_IND); |
e4847021 | 1279 | send_message(card, cmsg); |
1da177e4 LT |
1280 | } else { |
1281 | capidrv_ncci *nccip; | |
1282 | capi_cmsg_answer(cmsg); | |
1283 | send_message(card, cmsg); | |
1284 | ||
1285 | nccip = new_ncci(card, plcip, cmsg->adr.adrPLCI); | |
1286 | ||
1287 | if (!nccip) { | |
1288 | printk(KERN_ERR "capidrv-%d: no mem for ncci, sorry\n", card->contrnr); | |
1289 | break; /* $$$$ */ | |
1290 | } | |
1291 | capi_fill_CONNECT_B3_REQ(cmsg, | |
1292 | global.ap.applid, | |
1293 | card->msgid++, | |
1294 | plcip->plci, /* adr */ | |
1295 | NULL /* NCPI */ | |
475be4d8 | 1296 | ); |
1da177e4 | 1297 | nccip->msgid = cmsg->Messagenumber; |
e4847021 TS |
1298 | plci_change_state(card, plcip, |
1299 | EV_PLCI_CONNECT_ACTIVE_IND); | |
1300 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_REQ); | |
1da177e4 LT |
1301 | send_message(card, cmsg); |
1302 | cmd.command = ISDN_STAT_DCONN; | |
1303 | cmd.driver = card->myid; | |
1304 | cmd.arg = plcip->chan; | |
1305 | card->interface.statcallb(&cmd); | |
1da177e4 LT |
1306 | } |
1307 | break; | |
1308 | ||
1309 | case CAPI_INFO_IND: /* Controller/plci */ | |
1310 | ||
1311 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) | |
1312 | goto notfound; | |
1313 | ||
1314 | if (cmsg->InfoNumber == 0x4000) { | |
1315 | if (cmsg->InfoElement[0] == 4) { | |
1316 | cmd.command = ISDN_STAT_CINF; | |
1317 | cmd.driver = card->myid; | |
1318 | cmd.arg = plcip->chan; | |
1319 | sprintf(cmd.parm.num, "%lu", | |
1320 | (unsigned long) | |
1321 | ((u32) cmsg->InfoElement[1] | |
475be4d8 JP |
1322 | | ((u32) (cmsg->InfoElement[2]) << 8) |
1323 | | ((u32) (cmsg->InfoElement[3]) << 16) | |
1da177e4 LT |
1324 | | ((u32) (cmsg->InfoElement[4]) << 24))); |
1325 | card->interface.statcallb(&cmd); | |
1326 | break; | |
1327 | } | |
1328 | } | |
17f0cd2f KK |
1329 | cdb = capi_cmsg2str(cmsg); |
1330 | if (cdb) { | |
1331 | printk(KERN_WARNING "capidrv-%d: %s\n", | |
475be4d8 | 1332 | card->contrnr, cdb->buf); |
17f0cd2f KK |
1333 | cdebbuf_free(cdb); |
1334 | } else | |
1335 | printk(KERN_WARNING "capidrv-%d: CAPI_INFO_IND InfoNumber %x not handled\n", | |
475be4d8 | 1336 | card->contrnr, cmsg->InfoNumber); |
17f0cd2f | 1337 | |
1da177e4 LT |
1338 | break; |
1339 | ||
1340 | case CAPI_CONNECT_ACTIVE_CONF: /* plci */ | |
1341 | goto ignored; | |
1342 | case CAPI_SELECT_B_PROTOCOL_CONF: /* plci */ | |
1343 | goto ignored; | |
1344 | case CAPI_FACILITY_IND: /* Controller/plci/ncci */ | |
1345 | goto ignored; | |
1346 | case CAPI_FACILITY_CONF: /* Controller/plci/ncci */ | |
1347 | goto ignored; | |
1348 | ||
1349 | case CAPI_INFO_CONF: /* Controller/plci */ | |
1350 | goto ignored; | |
1351 | ||
1352 | default: | |
1353 | printk(KERN_ERR "capidrv-%d: got %s for plci 0x%x ???", | |
1354 | card->contrnr, | |
1355 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1356 | cmsg->adr.adrPLCI); | |
1357 | } | |
1358 | return; | |
475be4d8 | 1359 | ignored: |
1da177e4 LT |
1360 | printk(KERN_INFO "capidrv-%d: %s for plci 0x%x ignored\n", |
1361 | card->contrnr, | |
1362 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1363 | cmsg->adr.adrPLCI); | |
1364 | return; | |
475be4d8 | 1365 | notfound: |
1da177e4 LT |
1366 | printk(KERN_ERR "capidrv-%d: %s: plci 0x%x not found\n", |
1367 | card->contrnr, | |
1368 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1369 | cmsg->adr.adrPLCI); | |
1370 | return; | |
1371 | } | |
1372 | ||
475be4d8 | 1373 | static void handle_ncci(_cmsg *cmsg) |
1da177e4 LT |
1374 | { |
1375 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); | |
1376 | capidrv_plci *plcip; | |
1377 | capidrv_ncci *nccip; | |
1378 | isdn_ctrl cmd; | |
1379 | int len; | |
1380 | ||
1381 | if (!card) { | |
1382 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", | |
1383 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1384 | cmsg->adr.adrController & 0x7f); | |
1385 | return; | |
1386 | } | |
1387 | switch (CAPICMD(cmsg->Command, cmsg->Subcommand)) { | |
1388 | ||
1389 | case CAPI_CONNECT_B3_ACTIVE_IND: /* ncci */ | |
1390 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) | |
1391 | goto notfound; | |
1392 | ||
1393 | capi_cmsg_answer(cmsg); | |
1da177e4 | 1394 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_ACTIVE_IND); |
e4847021 | 1395 | send_message(card, cmsg); |
1da177e4 LT |
1396 | |
1397 | cmd.command = ISDN_STAT_BCONN; | |
1398 | cmd.driver = card->myid; | |
1399 | cmd.arg = nccip->chan; | |
1400 | card->interface.statcallb(&cmd); | |
1401 | ||
1402 | printk(KERN_INFO "capidrv-%d: chan %d up with ncci 0x%x\n", | |
1403 | card->contrnr, nccip->chan, nccip->ncci); | |
1404 | break; | |
1405 | ||
1406 | case CAPI_CONNECT_B3_ACTIVE_CONF: /* ncci */ | |
1407 | goto ignored; | |
1408 | ||
1409 | case CAPI_CONNECT_B3_IND: /* ncci */ | |
1410 | ||
1411 | plcip = find_plci_by_ncci(card, cmsg->adr.adrNCCI); | |
1412 | if (plcip) { | |
1413 | nccip = new_ncci(card, plcip, cmsg->adr.adrNCCI); | |
1414 | if (nccip) { | |
1415 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_IND); | |
1416 | capi_fill_CONNECT_B3_RESP(cmsg, | |
1417 | global.ap.applid, | |
1418 | card->msgid++, | |
1419 | nccip->ncci, /* adr */ | |
1420 | 0, /* Reject */ | |
1421 | NULL /* NCPI */ | |
475be4d8 | 1422 | ); |
1da177e4 | 1423 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_RESP); |
e4847021 | 1424 | send_message(card, cmsg); |
1da177e4 LT |
1425 | break; |
1426 | } | |
1427 | printk(KERN_ERR "capidrv-%d: no mem for ncci, sorry\n", card->contrnr); | |
1428 | } else { | |
1429 | printk(KERN_ERR "capidrv-%d: %s: plci for ncci 0x%x not found\n", | |
475be4d8 JP |
1430 | card->contrnr, |
1431 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1da177e4 LT |
1432 | cmsg->adr.adrNCCI); |
1433 | } | |
1434 | capi_fill_CONNECT_B3_RESP(cmsg, | |
1435 | global.ap.applid, | |
1436 | card->msgid++, | |
1437 | cmsg->adr.adrNCCI, | |
1438 | 2, /* Reject */ | |
1439 | NULL /* NCPI */ | |
475be4d8 | 1440 | ); |
1da177e4 LT |
1441 | send_message(card, cmsg); |
1442 | break; | |
1443 | ||
1444 | case CAPI_CONNECT_B3_CONF: /* ncci */ | |
1445 | ||
1446 | if (!(nccip = find_ncci_by_msgid(card, | |
1447 | cmsg->adr.adrNCCI, | |
1448 | cmsg->Messagenumber))) | |
1449 | goto notfound; | |
1450 | ||
1451 | nccip->ncci = cmsg->adr.adrNCCI; | |
1452 | if (cmsg->Info) { | |
1453 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for ncci 0x%x\n", | |
475be4d8 JP |
1454 | card->contrnr, |
1455 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1456 | cmsg->Info, capi_info2str(cmsg->Info), | |
1da177e4 LT |
1457 | cmsg->adr.adrNCCI); |
1458 | } | |
1459 | ||
1460 | if (cmsg->Info) | |
1461 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_CONF_ERROR); | |
1462 | else | |
1463 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_CONF_OK); | |
1464 | break; | |
1465 | ||
1466 | case CAPI_CONNECT_B3_T90_ACTIVE_IND: /* ncci */ | |
1467 | capi_cmsg_answer(cmsg); | |
1468 | send_message(card, cmsg); | |
1469 | break; | |
1470 | ||
1471 | case CAPI_DATA_B3_IND: /* ncci */ | |
1472 | /* handled in handle_data() */ | |
1473 | goto ignored; | |
1474 | ||
1475 | case CAPI_DATA_B3_CONF: /* ncci */ | |
1476 | if (cmsg->Info) { | |
1477 | printk(KERN_WARNING "CAPI_DATA_B3_CONF: Info %x - %s\n", | |
475be4d8 | 1478 | cmsg->Info, capi_info2str(cmsg->Info)); |
1da177e4 LT |
1479 | } |
1480 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) | |
1481 | goto notfound; | |
1482 | ||
1483 | len = capidrv_del_ack(nccip, cmsg->DataHandle); | |
1484 | if (len < 0) | |
1485 | break; | |
475be4d8 JP |
1486 | cmd.command = ISDN_STAT_BSENT; |
1487 | cmd.driver = card->myid; | |
1488 | cmd.arg = nccip->chan; | |
1da177e4 | 1489 | cmd.parm.length = len; |
475be4d8 | 1490 | card->interface.statcallb(&cmd); |
1da177e4 LT |
1491 | break; |
1492 | ||
1493 | case CAPI_DISCONNECT_B3_IND: /* ncci */ | |
1494 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) | |
1495 | goto notfound; | |
1496 | ||
1497 | card->bchans[nccip->chan].disconnecting = 1; | |
1498 | ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_IND); | |
1499 | capi_cmsg_answer(cmsg); | |
1da177e4 | 1500 | ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_RESP); |
e4847021 | 1501 | send_message(card, cmsg); |
1da177e4 LT |
1502 | break; |
1503 | ||
1504 | case CAPI_DISCONNECT_B3_CONF: /* ncci */ | |
1505 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) | |
1506 | goto notfound; | |
1507 | if (cmsg->Info) { | |
1508 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for ncci 0x%x\n", | |
475be4d8 JP |
1509 | card->contrnr, |
1510 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1511 | cmsg->Info, capi_info2str(cmsg->Info), | |
1da177e4 LT |
1512 | cmsg->adr.adrNCCI); |
1513 | ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_CONF_ERROR); | |
1514 | } | |
1515 | break; | |
1516 | ||
1517 | case CAPI_RESET_B3_IND: /* ncci */ | |
1518 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) | |
1519 | goto notfound; | |
1520 | ncci_change_state(card, nccip, EV_NCCI_RESET_B3_IND); | |
1521 | capi_cmsg_answer(cmsg); | |
1522 | send_message(card, cmsg); | |
1523 | break; | |
1524 | ||
1525 | case CAPI_RESET_B3_CONF: /* ncci */ | |
1526 | goto ignored; /* $$$$ */ | |
1527 | ||
1528 | case CAPI_FACILITY_IND: /* Controller/plci/ncci */ | |
1529 | goto ignored; | |
1530 | case CAPI_FACILITY_CONF: /* Controller/plci/ncci */ | |
1531 | goto ignored; | |
1532 | ||
1533 | default: | |
1534 | printk(KERN_ERR "capidrv-%d: got %s for ncci 0x%x ???", | |
1535 | card->contrnr, | |
1536 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1537 | cmsg->adr.adrNCCI); | |
1538 | } | |
1539 | return; | |
475be4d8 | 1540 | ignored: |
1da177e4 LT |
1541 | printk(KERN_INFO "capidrv-%d: %s for ncci 0x%x ignored\n", |
1542 | card->contrnr, | |
1543 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1544 | cmsg->adr.adrNCCI); | |
1545 | return; | |
475be4d8 | 1546 | notfound: |
1da177e4 LT |
1547 | printk(KERN_ERR "capidrv-%d: %s: ncci 0x%x not found\n", |
1548 | card->contrnr, | |
1549 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1550 | cmsg->adr.adrNCCI); | |
1551 | } | |
1552 | ||
1553 | ||
475be4d8 | 1554 | static void handle_data(_cmsg *cmsg, struct sk_buff *skb) |
1da177e4 LT |
1555 | { |
1556 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); | |
1557 | capidrv_ncci *nccip; | |
1558 | ||
1559 | if (!card) { | |
1560 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", | |
1561 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1562 | cmsg->adr.adrController & 0x7f); | |
1563 | kfree_skb(skb); | |
1564 | return; | |
1565 | } | |
1566 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) { | |
1567 | printk(KERN_ERR "capidrv-%d: %s: ncci 0x%x not found\n", | |
1568 | card->contrnr, | |
1569 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), | |
1570 | cmsg->adr.adrNCCI); | |
1571 | kfree_skb(skb); | |
1572 | return; | |
1573 | } | |
1574 | (void) skb_pull(skb, CAPIMSG_LEN(skb->data)); | |
1575 | card->interface.rcvcallb_skb(card->myid, nccip->chan, skb); | |
1576 | capi_cmsg_answer(cmsg); | |
1577 | send_message(card, cmsg); | |
1578 | } | |
1579 | ||
1580 | static _cmsg s_cmsg; | |
1581 | ||
1582 | static void capidrv_recv_message(struct capi20_appl *ap, struct sk_buff *skb) | |
1583 | { | |
2bf3a09e TS |
1584 | if (capi_message2cmsg(&s_cmsg, skb->data)) { |
1585 | printk(KERN_ERR "capidrv: applid=%d: received invalid message\n", | |
1586 | ap->applid); | |
1587 | kfree_skb(skb); | |
1588 | return; | |
1589 | } | |
17f0cd2f KK |
1590 | if (debugmode > 3) { |
1591 | _cdebbuf *cdb = capi_cmsg2str(&s_cmsg); | |
1592 | ||
1593 | if (cdb) { | |
156f1ed6 | 1594 | printk(KERN_DEBUG "%s: applid=%d %s\n", __func__, |
475be4d8 | 1595 | ap->applid, cdb->buf); |
17f0cd2f KK |
1596 | cdebbuf_free(cdb); |
1597 | } else | |
1598 | printk(KERN_DEBUG "%s: applid=%d %s not traced\n", | |
475be4d8 JP |
1599 | __func__, ap->applid, |
1600 | capi_cmd2str(s_cmsg.Command, s_cmsg.Subcommand)); | |
17f0cd2f | 1601 | } |
1da177e4 LT |
1602 | if (s_cmsg.Command == CAPI_DATA_B3 |
1603 | && s_cmsg.Subcommand == CAPI_IND) { | |
1604 | handle_data(&s_cmsg, skb); | |
1605 | return; | |
1606 | } | |
1607 | if ((s_cmsg.adr.adrController & 0xffffff00) == 0) | |
1608 | handle_controller(&s_cmsg); | |
1609 | else if ((s_cmsg.adr.adrPLCI & 0xffff0000) == 0) | |
1610 | handle_plci(&s_cmsg); | |
1611 | else | |
1612 | handle_ncci(&s_cmsg); | |
1613 | /* | |
1614 | * data of skb used in s_cmsg, | |
1615 | * free data when s_cmsg is not used again | |
1616 | * thanks to Lars Heete <hel@admin.de> | |
1617 | */ | |
1618 | kfree_skb(skb); | |
1619 | } | |
1620 | ||
1621 | /* ------------------------------------------------------------------- */ | |
1622 | ||
475be4d8 JP |
1623 | #define PUTBYTE_TO_STATUS(card, byte) \ |
1624 | do { \ | |
1625 | *(card)->q931_write++ = (byte); \ | |
1626 | if ((card)->q931_write > (card)->q931_end) \ | |
1627 | (card)->q931_write = (card)->q931_buf; \ | |
1da177e4 LT |
1628 | } while (0) |
1629 | ||
1630 | static void handle_dtrace_data(capidrv_contr *card, | |
475be4d8 | 1631 | int send, int level2, u8 *data, u16 len) |
1da177e4 | 1632 | { |
475be4d8 JP |
1633 | u8 *p, *end; |
1634 | isdn_ctrl cmd; | |
1da177e4 | 1635 | |
475be4d8 | 1636 | if (!len) { |
1da177e4 | 1637 | printk(KERN_DEBUG "capidrv-%d: avmb1_q931_data: len == %d\n", |
475be4d8 | 1638 | card->contrnr, len); |
1da177e4 LT |
1639 | return; |
1640 | } | |
1641 | ||
1642 | if (level2) { | |
1643 | PUTBYTE_TO_STATUS(card, 'D'); | |
1644 | PUTBYTE_TO_STATUS(card, '2'); | |
475be4d8 JP |
1645 | PUTBYTE_TO_STATUS(card, send ? '>' : '<'); |
1646 | PUTBYTE_TO_STATUS(card, ':'); | |
1da177e4 | 1647 | } else { |
475be4d8 JP |
1648 | PUTBYTE_TO_STATUS(card, 'D'); |
1649 | PUTBYTE_TO_STATUS(card, '3'); | |
1650 | PUTBYTE_TO_STATUS(card, send ? '>' : '<'); | |
1651 | PUTBYTE_TO_STATUS(card, ':'); | |
1652 | } | |
1da177e4 | 1653 | |
475be4d8 | 1654 | for (p = data, end = data + len; p < end; p++) { |
1da177e4 | 1655 | PUTBYTE_TO_STATUS(card, ' '); |
735c65ce AS |
1656 | PUTBYTE_TO_STATUS(card, hex_asc_hi(*p)); |
1657 | PUTBYTE_TO_STATUS(card, hex_asc_lo(*p)); | |
1da177e4 LT |
1658 | } |
1659 | PUTBYTE_TO_STATUS(card, '\n'); | |
1660 | ||
1661 | cmd.command = ISDN_STAT_STAVAIL; | |
1662 | cmd.driver = card->myid; | |
475be4d8 | 1663 | cmd.arg = len * 3 + 5; |
1da177e4 LT |
1664 | card->interface.statcallb(&cmd); |
1665 | } | |
1666 | ||
1667 | /* ------------------------------------------------------------------- */ | |
1668 | ||
1669 | static _cmsg cmdcmsg; | |
1670 | ||
475be4d8 | 1671 | static int capidrv_ioctl(isdn_ctrl *c, capidrv_contr *card) |
1da177e4 LT |
1672 | { |
1673 | switch (c->arg) { | |
1674 | case 1: | |
1675 | debugmode = (int)(*((unsigned int *)c->parm.num)); | |
1676 | printk(KERN_DEBUG "capidrv-%d: debugmode=%d\n", | |
475be4d8 | 1677 | card->contrnr, debugmode); |
1da177e4 LT |
1678 | return 0; |
1679 | default: | |
1680 | printk(KERN_DEBUG "capidrv-%d: capidrv_ioctl(%ld) called ??\n", | |
475be4d8 | 1681 | card->contrnr, c->arg); |
1da177e4 LT |
1682 | return -EINVAL; |
1683 | } | |
1684 | return -EINVAL; | |
1685 | } | |
1686 | ||
1687 | /* | |
1688 | * Handle leased lines (CAPI-Bundling) | |
1689 | */ | |
1690 | ||
1691 | struct internal_bchannelinfo { | |
475be4d8 JP |
1692 | unsigned short channelalloc; |
1693 | unsigned short operation; | |
1694 | unsigned char cmask[31]; | |
1da177e4 LT |
1695 | }; |
1696 | ||
1697 | static int decodeFVteln(char *teln, unsigned long *bmaskp, int *activep) | |
1698 | { | |
1699 | unsigned long bmask = 0; | |
1700 | int active = !0; | |
1701 | char *s; | |
1702 | int i; | |
1703 | ||
1704 | if (strncmp(teln, "FV:", 3) != 0) | |
1705 | return 1; | |
1706 | s = teln + 3; | |
1707 | while (*s && *s == ' ') s++; | |
1708 | if (!*s) return -2; | |
1709 | if (*s == 'p' || *s == 'P') { | |
1710 | active = 0; | |
1711 | s++; | |
1712 | } | |
1713 | if (*s == 'a' || *s == 'A') { | |
1714 | active = !0; | |
1715 | s++; | |
1716 | } | |
1717 | while (*s) { | |
1718 | int digit1 = 0; | |
1719 | int digit2 = 0; | |
a7a4f1c1 AS |
1720 | char *endp; |
1721 | ||
1722 | digit1 = simple_strtoul(s, &endp, 10); | |
1723 | if (s == endp) | |
1724 | return -3; | |
1725 | s = endp; | |
1726 | ||
fecc7036 | 1727 | if (digit1 <= 0 || digit1 > 30) return -4; |
1da177e4 LT |
1728 | if (*s == 0 || *s == ',' || *s == ' ') { |
1729 | bmask |= (1 << digit1); | |
1730 | digit1 = 0; | |
1731 | if (*s) s++; | |
1732 | continue; | |
1733 | } | |
1734 | if (*s != '-') return -5; | |
1735 | s++; | |
a7a4f1c1 AS |
1736 | |
1737 | digit2 = simple_strtoul(s, &endp, 10); | |
1738 | if (s == endp) | |
1739 | return -3; | |
1740 | s = endp; | |
1741 | ||
fecc7036 | 1742 | if (digit2 <= 0 || digit2 > 30) return -4; |
1da177e4 LT |
1743 | if (*s == 0 || *s == ',' || *s == ' ') { |
1744 | if (digit1 > digit2) | |
475be4d8 | 1745 | for (i = digit2; i <= digit1; i++) |
1da177e4 | 1746 | bmask |= (1 << i); |
475be4d8 JP |
1747 | else |
1748 | for (i = digit1; i <= digit2; i++) | |
1da177e4 LT |
1749 | bmask |= (1 << i); |
1750 | digit1 = digit2 = 0; | |
1751 | if (*s) s++; | |
1752 | continue; | |
1753 | } | |
1754 | return -6; | |
1755 | } | |
1756 | if (activep) *activep = active; | |
1757 | if (bmaskp) *bmaskp = bmask; | |
1758 | return 0; | |
1759 | } | |
1760 | ||
475be4d8 | 1761 | static int FVteln2capi20(char *teln, u8 AdditionalInfo[1 + 2 + 2 + 31]) |
1da177e4 LT |
1762 | { |
1763 | unsigned long bmask; | |
1764 | int active; | |
1765 | int rc, i; | |
475be4d8 | 1766 | |
1da177e4 LT |
1767 | rc = decodeFVteln(teln, &bmask, &active); |
1768 | if (rc) return rc; | |
1769 | /* Length */ | |
475be4d8 JP |
1770 | AdditionalInfo[0] = 2 + 2 + 31; |
1771 | /* Channel: 3 => use channel allocation */ | |
1772 | AdditionalInfo[1] = 3; AdditionalInfo[2] = 0; | |
1da177e4 | 1773 | /* Operation: 0 => DTE mode, 1 => DCE mode */ |
475be4d8 JP |
1774 | if (active) { |
1775 | AdditionalInfo[3] = 0; AdditionalInfo[4] = 0; | |
1776 | } else { | |
1777 | AdditionalInfo[3] = 1; AdditionalInfo[4] = 0; | |
1da177e4 LT |
1778 | } |
1779 | /* Channel mask array */ | |
1780 | AdditionalInfo[5] = 0; /* no D-Channel */ | |
475be4d8 JP |
1781 | for (i = 1; i <= 30; i++) |
1782 | AdditionalInfo[5 + i] = (bmask & (1 << i)) ? 0xff : 0; | |
1da177e4 LT |
1783 | return 0; |
1784 | } | |
1785 | ||
475be4d8 | 1786 | static int capidrv_command(isdn_ctrl *c, capidrv_contr *card) |
1da177e4 LT |
1787 | { |
1788 | isdn_ctrl cmd; | |
1789 | struct capidrv_bchan *bchan; | |
1790 | struct capidrv_plci *plcip; | |
475be4d8 JP |
1791 | u8 AdditionalInfo[1 + 2 + 2 + 31]; |
1792 | int rc, isleasedline = 0; | |
1da177e4 LT |
1793 | |
1794 | if (c->command == ISDN_CMD_IOCTL) | |
1795 | return capidrv_ioctl(c, card); | |
1796 | ||
1797 | switch (c->command) { | |
7fdaadcc | 1798 | case ISDN_CMD_DIAL: { |
475be4d8 JP |
1799 | u8 calling[ISDN_MSNLEN + 3]; |
1800 | u8 called[ISDN_MSNLEN + 2]; | |
1da177e4 | 1801 | |
475be4d8 JP |
1802 | if (debugmode) |
1803 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_DIAL(ch=%ld,\"%s,%d,%d,%s\")\n", | |
1804 | card->contrnr, | |
1805 | c->arg, | |
1806 | c->parm.setup.phone, | |
1807 | c->parm.setup.si1, | |
1808 | c->parm.setup.si2, | |
1809 | c->parm.setup.eazmsn); | |
1da177e4 | 1810 | |
475be4d8 JP |
1811 | bchan = &card->bchans[c->arg % card->nbchan]; |
1812 | ||
1813 | if (bchan->plcip) { | |
1814 | printk(KERN_ERR "capidrv-%d: dail ch=%ld,\"%s,%d,%d,%s\" in use (plci=0x%x)\n", | |
1815 | card->contrnr, | |
1816 | c->arg, | |
1817 | c->parm.setup.phone, | |
1818 | c->parm.setup.si1, | |
1819 | c->parm.setup.si2, | |
1820 | c->parm.setup.eazmsn, | |
1821 | bchan->plcip->plci); | |
1da177e4 LT |
1822 | return 0; |
1823 | } | |
475be4d8 JP |
1824 | bchan->si1 = c->parm.setup.si1; |
1825 | bchan->si2 = c->parm.setup.si2; | |
1826 | ||
1827 | strncpy(bchan->num, c->parm.setup.phone, sizeof(bchan->num)); | |
1828 | strncpy(bchan->mynum, c->parm.setup.eazmsn, sizeof(bchan->mynum)); | |
1829 | rc = FVteln2capi20(bchan->num, AdditionalInfo); | |
1830 | isleasedline = (rc == 0); | |
1831 | if (rc < 0) | |
1832 | printk(KERN_ERR "capidrv-%d: WARNING: invalid leased linedefinition \"%s\"\n", card->contrnr, bchan->num); | |
1833 | ||
1834 | if (isleasedline) { | |
1835 | calling[0] = 0; | |
1836 | called[0] = 0; | |
1837 | if (debugmode) | |
1838 | printk(KERN_DEBUG "capidrv-%d: connecting leased line\n", card->contrnr); | |
1839 | } else { | |
1840 | calling[0] = strlen(bchan->mynum) + 2; | |
1841 | calling[1] = 0; | |
1842 | calling[2] = 0x80; | |
1843 | strncpy(calling + 3, bchan->mynum, ISDN_MSNLEN); | |
1844 | called[0] = strlen(bchan->num) + 1; | |
1845 | called[1] = 0x80; | |
1846 | strncpy(called + 2, bchan->num, ISDN_MSNLEN); | |
1847 | } | |
1848 | ||
1849 | capi_fill_CONNECT_REQ(&cmdcmsg, | |
1850 | global.ap.applid, | |
1851 | card->msgid++, | |
1852 | card->contrnr, /* adr */ | |
1853 | si2cip(bchan->si1, bchan->si2), /* cipvalue */ | |
1854 | called, /* CalledPartyNumber */ | |
1855 | calling, /* CallingPartyNumber */ | |
1856 | NULL, /* CalledPartySubaddress */ | |
1857 | NULL, /* CallingPartySubaddress */ | |
1858 | b1prot(bchan->l2, bchan->l3), /* B1protocol */ | |
1859 | b2prot(bchan->l2, bchan->l3), /* B2protocol */ | |
1860 | b3prot(bchan->l2, bchan->l3), /* B3protocol */ | |
1861 | b1config(bchan->l2, bchan->l3), /* B1configuration */ | |
1862 | NULL, /* B2configuration */ | |
1863 | NULL, /* B3configuration */ | |
1864 | NULL, /* BC */ | |
1865 | NULL, /* LLC */ | |
1866 | NULL, /* HLC */ | |
1867 | /* BChannelinformation */ | |
1868 | isleasedline ? AdditionalInfo : NULL, | |
1869 | NULL, /* Keypadfacility */ | |
1870 | NULL, /* Useruserdata */ | |
1871 | NULL /* Facilitydataarray */ | |
1872 | ); | |
1873 | if ((plcip = new_plci(card, (c->arg % card->nbchan))) == NULL) { | |
1874 | cmd.command = ISDN_STAT_DHUP; | |
1875 | cmd.driver = card->myid; | |
1876 | cmd.arg = (c->arg % card->nbchan); | |
1877 | card->interface.statcallb(&cmd); | |
1878 | return -1; | |
1879 | } | |
1880 | plcip->msgid = cmdcmsg.Messagenumber; | |
1881 | plcip->leasedline = isleasedline; | |
1882 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REQ); | |
1883 | send_message(card, &cmdcmsg); | |
1884 | return 0; | |
1885 | } | |
1da177e4 LT |
1886 | |
1887 | case ISDN_CMD_ACCEPTD: | |
1888 | ||
1889 | bchan = &card->bchans[c->arg % card->nbchan]; | |
1890 | if (debugmode) | |
1891 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_ACCEPTD(ch=%ld) l2=%d l3=%d\n", | |
1892 | card->contrnr, | |
1893 | c->arg, bchan->l2, bchan->l3); | |
1894 | ||
1895 | capi_fill_CONNECT_RESP(&cmdcmsg, | |
1896 | global.ap.applid, | |
1897 | card->msgid++, | |
1898 | bchan->plcip->plci, /* adr */ | |
1899 | 0, /* Reject */ | |
1900 | b1prot(bchan->l2, bchan->l3), /* B1protocol */ | |
1901 | b2prot(bchan->l2, bchan->l3), /* B2protocol */ | |
1902 | b3prot(bchan->l2, bchan->l3), /* B3protocol */ | |
1903 | b1config(bchan->l2, bchan->l3), /* B1configuration */ | |
1904 | NULL, /* B2configuration */ | |
1905 | NULL, /* B3configuration */ | |
1906 | NULL, /* ConnectedNumber */ | |
1907 | NULL, /* ConnectedSubaddress */ | |
1908 | NULL, /* LLC */ | |
1909 | NULL, /* BChannelinformation */ | |
1910 | NULL, /* Keypadfacility */ | |
1911 | NULL, /* Useruserdata */ | |
1912 | NULL /* Facilitydataarray */ | |
475be4d8 | 1913 | ); |
2bf3a09e TS |
1914 | if (capi_cmsg2message(&cmdcmsg, cmdcmsg.buf)) { |
1915 | printk(KERN_ERR "capidrv-%d: capidrv_command: parser failure\n", | |
1916 | card->contrnr); | |
1917 | return -EINVAL; | |
1918 | } | |
1da177e4 LT |
1919 | plci_change_state(card, bchan->plcip, EV_PLCI_CONNECT_RESP); |
1920 | send_message(card, &cmdcmsg); | |
1921 | return 0; | |
1922 | ||
1923 | case ISDN_CMD_ACCEPTB: | |
1924 | if (debugmode) | |
1925 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_ACCEPTB(ch=%ld)\n", | |
1926 | card->contrnr, | |
1927 | c->arg); | |
1928 | return -ENOSYS; | |
1929 | ||
1930 | case ISDN_CMD_HANGUP: | |
1931 | if (debugmode) | |
1932 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_HANGUP(ch=%ld)\n", | |
1933 | card->contrnr, | |
1934 | c->arg); | |
1935 | bchan = &card->bchans[c->arg % card->nbchan]; | |
1936 | ||
1937 | if (bchan->disconnecting) { | |
1938 | if (debugmode) | |
1939 | printk(KERN_DEBUG "capidrv-%d: chan %ld already disconnecting ...\n", | |
1940 | card->contrnr, | |
1941 | c->arg); | |
1942 | return 0; | |
1943 | } | |
1944 | if (bchan->nccip) { | |
1945 | bchan->disconnecting = 1; | |
1946 | capi_fill_DISCONNECT_B3_REQ(&cmdcmsg, | |
1947 | global.ap.applid, | |
1948 | card->msgid++, | |
1949 | bchan->nccip->ncci, | |
1950 | NULL /* NCPI */ | |
475be4d8 | 1951 | ); |
1da177e4 LT |
1952 | ncci_change_state(card, bchan->nccip, EV_NCCI_DISCONNECT_B3_REQ); |
1953 | send_message(card, &cmdcmsg); | |
1954 | return 0; | |
1955 | } else if (bchan->plcip) { | |
1956 | if (bchan->plcip->state == ST_PLCI_INCOMING) { | |
1957 | /* | |
1958 | * just ignore, we a called from | |
1959 | * isdn_status_callback(), | |
1960 | * which will return 0 or 2, this is handled | |
1961 | * by the CONNECT_IND handler | |
1962 | */ | |
1963 | bchan->disconnecting = 1; | |
1964 | return 0; | |
1965 | } else if (bchan->plcip->plci) { | |
1966 | bchan->disconnecting = 1; | |
1967 | capi_fill_DISCONNECT_REQ(&cmdcmsg, | |
1968 | global.ap.applid, | |
1969 | card->msgid++, | |
475be4d8 | 1970 | bchan->plcip->plci, |
1da177e4 LT |
1971 | NULL, /* BChannelinformation */ |
1972 | NULL, /* Keypadfacility */ | |
1973 | NULL, /* Useruserdata */ | |
1974 | NULL /* Facilitydataarray */ | |
475be4d8 | 1975 | ); |
1da177e4 LT |
1976 | plci_change_state(card, bchan->plcip, EV_PLCI_DISCONNECT_REQ); |
1977 | send_message(card, &cmdcmsg); | |
1978 | return 0; | |
1979 | } else { | |
1980 | printk(KERN_ERR "capidrv-%d: chan %ld disconnect request while waiting for CONNECT_CONF\n", | |
1981 | card->contrnr, | |
1982 | c->arg); | |
1983 | return -EINVAL; | |
1984 | } | |
1985 | } | |
1986 | printk(KERN_ERR "capidrv-%d: chan %ld disconnect request on free channel\n", | |
475be4d8 JP |
1987 | card->contrnr, |
1988 | c->arg); | |
1da177e4 LT |
1989 | return -EINVAL; |
1990 | /* ready */ | |
1991 | ||
1992 | case ISDN_CMD_SETL2: | |
1993 | if (debugmode) | |
1994 | printk(KERN_DEBUG "capidrv-%d: set L2 on chan %ld to %ld\n", | |
1995 | card->contrnr, | |
1996 | (c->arg & 0xff), (c->arg >> 8)); | |
1997 | bchan = &card->bchans[(c->arg & 0xff) % card->nbchan]; | |
1998 | bchan->l2 = (c->arg >> 8); | |
1999 | return 0; | |
2000 | ||
2001 | case ISDN_CMD_SETL3: | |
2002 | if (debugmode) | |
2003 | printk(KERN_DEBUG "capidrv-%d: set L3 on chan %ld to %ld\n", | |
2004 | card->contrnr, | |
2005 | (c->arg & 0xff), (c->arg >> 8)); | |
2006 | bchan = &card->bchans[(c->arg & 0xff) % card->nbchan]; | |
2007 | bchan->l3 = (c->arg >> 8); | |
2008 | return 0; | |
2009 | ||
2010 | case ISDN_CMD_SETEAZ: | |
2011 | if (debugmode) | |
2012 | printk(KERN_DEBUG "capidrv-%d: set EAZ \"%s\" on chan %ld\n", | |
2013 | card->contrnr, | |
2014 | c->parm.num, c->arg); | |
2015 | bchan = &card->bchans[c->arg % card->nbchan]; | |
2016 | strncpy(bchan->msn, c->parm.num, ISDN_MSNLEN); | |
2017 | return 0; | |
2018 | ||
2019 | case ISDN_CMD_CLREAZ: | |
2020 | if (debugmode) | |
2021 | printk(KERN_DEBUG "capidrv-%d: clearing EAZ on chan %ld\n", | |
475be4d8 | 2022 | card->contrnr, c->arg); |
1da177e4 LT |
2023 | bchan = &card->bchans[c->arg % card->nbchan]; |
2024 | bchan->msn[0] = 0; | |
2025 | return 0; | |
2026 | ||
2027 | default: | |
2028 | printk(KERN_ERR "capidrv-%d: ISDN_CMD_%d, Huh?\n", | |
475be4d8 | 2029 | card->contrnr, c->command); |
1da177e4 LT |
2030 | return -EINVAL; |
2031 | } | |
2032 | return 0; | |
2033 | } | |
2034 | ||
475be4d8 | 2035 | static int if_command(isdn_ctrl *c) |
1da177e4 LT |
2036 | { |
2037 | capidrv_contr *card = findcontrbydriverid(c->driver); | |
2038 | ||
2039 | if (card) | |
2040 | return capidrv_command(c, card); | |
2041 | ||
2042 | printk(KERN_ERR | |
475be4d8 JP |
2043 | "capidrv: if_command %d called with invalid driverId %d!\n", |
2044 | c->command, c->driver); | |
1da177e4 LT |
2045 | return -ENODEV; |
2046 | } | |
2047 | ||
2048 | static _cmsg sendcmsg; | |
2049 | ||
2050 | static int if_sendbuf(int id, int channel, int doack, struct sk_buff *skb) | |
2051 | { | |
2052 | capidrv_contr *card = findcontrbydriverid(id); | |
2053 | capidrv_bchan *bchan; | |
2054 | capidrv_ncci *nccip; | |
2055 | int len = skb->len; | |
2056 | int msglen; | |
2057 | u16 errcode; | |
2058 | u16 datahandle; | |
b393243f | 2059 | u32 data; |
1da177e4 LT |
2060 | |
2061 | if (!card) { | |
2062 | printk(KERN_ERR "capidrv: if_sendbuf called with invalid driverId %d!\n", | |
2063 | id); | |
2064 | return 0; | |
2065 | } | |
2066 | if (debugmode > 4) | |
2067 | printk(KERN_DEBUG "capidrv-%d: sendbuf len=%d skb=%p doack=%d\n", | |
475be4d8 | 2068 | card->contrnr, len, skb, doack); |
1da177e4 LT |
2069 | bchan = &card->bchans[channel % card->nbchan]; |
2070 | nccip = bchan->nccip; | |
2071 | if (!nccip || nccip->state != ST_NCCI_ACTIVE) { | |
2072 | printk(KERN_ERR "capidrv-%d: if_sendbuf: %s:%d: chan not up!\n", | |
2073 | card->contrnr, card->name, channel); | |
2074 | return 0; | |
2075 | } | |
2076 | datahandle = nccip->datahandle; | |
b393243f JG |
2077 | |
2078 | /* | |
2079 | * Here we copy pointer skb->data into the 32-bit 'Data' field. | |
2080 | * The 'Data' field is not used in practice in linux kernel | |
2081 | * (neither in 32 or 64 bit), but should have some value, | |
2082 | * since a CAPI message trace will display it. | |
2083 | * | |
2084 | * The correct value in the 32 bit case is the address of the | |
2085 | * data, in 64 bit it makes no sense, we use 0 there. | |
2086 | */ | |
2087 | ||
2088 | #ifdef CONFIG_64BIT | |
2089 | data = 0; | |
2090 | #else | |
2091 | data = (unsigned long) skb->data; | |
2092 | #endif | |
2093 | ||
1da177e4 LT |
2094 | capi_fill_DATA_B3_REQ(&sendcmsg, global.ap.applid, card->msgid++, |
2095 | nccip->ncci, /* adr */ | |
b393243f | 2096 | data, /* Data */ |
1da177e4 LT |
2097 | skb->len, /* DataLength */ |
2098 | datahandle, /* DataHandle */ | |
2099 | 0 /* Flags */ | |
475be4d8 | 2100 | ); |
1da177e4 LT |
2101 | |
2102 | if (capidrv_add_ack(nccip, datahandle, doack ? (int)skb->len : -1) < 0) | |
475be4d8 | 2103 | return 0; |
1da177e4 | 2104 | |
2bf3a09e TS |
2105 | if (capi_cmsg2message(&sendcmsg, sendcmsg.buf)) { |
2106 | printk(KERN_ERR "capidrv-%d: if_sendbuf: parser failure\n", | |
2107 | card->contrnr); | |
2108 | return -EINVAL; | |
2109 | } | |
1da177e4 LT |
2110 | msglen = CAPIMSG_LEN(sendcmsg.buf); |
2111 | if (skb_headroom(skb) < msglen) { | |
2112 | struct sk_buff *nskb = skb_realloc_headroom(skb, msglen); | |
2113 | if (!nskb) { | |
2114 | printk(KERN_ERR "capidrv-%d: if_sendbuf: no memory\n", | |
475be4d8 JP |
2115 | card->contrnr); |
2116 | (void)capidrv_del_ack(nccip, datahandle); | |
1da177e4 LT |
2117 | return 0; |
2118 | } | |
2119 | printk(KERN_DEBUG "capidrv-%d: only %d bytes headroom, need %d\n", | |
2120 | card->contrnr, skb_headroom(skb), msglen); | |
2121 | memcpy(skb_push(nskb, msglen), sendcmsg.buf, msglen); | |
2122 | errcode = capi20_put_message(&global.ap, nskb); | |
2123 | if (errcode == CAPI_NOERROR) { | |
2124 | dev_kfree_skb(skb); | |
2125 | nccip->datahandle++; | |
2126 | return len; | |
2127 | } | |
2128 | if (debugmode > 3) | |
2129 | printk(KERN_DEBUG "capidrv-%d: sendbuf putmsg ret(%x) - %s\n", | |
475be4d8 JP |
2130 | card->contrnr, errcode, capi_info2str(errcode)); |
2131 | (void)capidrv_del_ack(nccip, datahandle); | |
2132 | dev_kfree_skb(nskb); | |
1da177e4 LT |
2133 | return errcode == CAPI_SENDQUEUEFULL ? 0 : -1; |
2134 | } else { | |
2135 | memcpy(skb_push(skb, msglen), sendcmsg.buf, msglen); | |
2136 | errcode = capi20_put_message(&global.ap, skb); | |
2137 | if (errcode == CAPI_NOERROR) { | |
2138 | nccip->datahandle++; | |
2139 | return len; | |
2140 | } | |
2141 | if (debugmode > 3) | |
2142 | printk(KERN_DEBUG "capidrv-%d: sendbuf putmsg ret(%x) - %s\n", | |
475be4d8 | 2143 | card->contrnr, errcode, capi_info2str(errcode)); |
1da177e4 | 2144 | skb_pull(skb, msglen); |
475be4d8 | 2145 | (void)capidrv_del_ack(nccip, datahandle); |
1da177e4 LT |
2146 | return errcode == CAPI_SENDQUEUEFULL ? 0 : -1; |
2147 | } | |
2148 | } | |
2149 | ||
2150 | static int if_readstat(u8 __user *buf, int len, int id, int channel) | |
2151 | { | |
2152 | capidrv_contr *card = findcontrbydriverid(id); | |
2153 | int count; | |
2154 | u8 __user *p; | |
2155 | ||
2156 | if (!card) { | |
2157 | printk(KERN_ERR "capidrv: if_readstat called with invalid driverId %d!\n", | |
2158 | id); | |
2159 | return -ENODEV; | |
2160 | } | |
2161 | ||
475be4d8 | 2162 | for (p = buf, count = 0; count < len; p++, count++) { |
7786ce19 JG |
2163 | if (put_user(*card->q931_read++, p)) |
2164 | return -EFAULT; | |
475be4d8 JP |
2165 | if (card->q931_read > card->q931_end) |
2166 | card->q931_read = card->q931_buf; | |
1da177e4 LT |
2167 | } |
2168 | return count; | |
2169 | ||
2170 | } | |
2171 | ||
2172 | static void enable_dchannel_trace(capidrv_contr *card) | |
2173 | { | |
475be4d8 JP |
2174 | u8 manufacturer[CAPI_MANUFACTURER_LEN]; |
2175 | capi_version version; | |
1da177e4 LT |
2176 | u16 contr = card->contrnr; |
2177 | u16 errcode; | |
2178 | u16 avmversion[3]; | |
2179 | ||
475be4d8 JP |
2180 | errcode = capi20_get_manufacturer(contr, manufacturer); |
2181 | if (errcode != CAPI_NOERROR) { | |
2182 | printk(KERN_ERR "%s: can't get manufacturer (0x%x)\n", | |
2183 | card->name, errcode); | |
2184 | return; | |
1da177e4 | 2185 | } |
2f9e9b6d | 2186 | if (strstr(manufacturer, "AVM") == NULL) { |
475be4d8 JP |
2187 | printk(KERN_ERR "%s: not from AVM, no d-channel trace possible (%s)\n", |
2188 | card->name, manufacturer); | |
2189 | return; | |
1da177e4 | 2190 | } |
475be4d8 JP |
2191 | errcode = capi20_get_version(contr, &version); |
2192 | if (errcode != CAPI_NOERROR) { | |
2193 | printk(KERN_ERR "%s: can't get version (0x%x)\n", | |
2194 | card->name, errcode); | |
2195 | return; | |
1da177e4 LT |
2196 | } |
2197 | avmversion[0] = (version.majormanuversion >> 4) & 0x0f; | |
2198 | avmversion[1] = (version.majormanuversion << 4) & 0xf0; | |
2199 | avmversion[1] |= (version.minormanuversion >> 4) & 0x0f; | |
2200 | avmversion[2] |= version.minormanuversion & 0x0f; | |
2201 | ||
475be4d8 | 2202 | if (avmversion[0] > 3 || (avmversion[0] == 3 && avmversion[1] > 5)) { |
1da177e4 LT |
2203 | printk(KERN_INFO "%s: D2 trace enabled\n", card->name); |
2204 | capi_fill_MANUFACTURER_REQ(&cmdcmsg, global.ap.applid, | |
2205 | card->msgid++, | |
2206 | contr, | |
2207 | 0x214D5641, /* ManuID */ | |
2208 | 0, /* Class */ | |
2209 | 1, /* Function */ | |
2210 | (_cstruct)"\004\200\014\000\000"); | |
2211 | } else { | |
2212 | printk(KERN_INFO "%s: D3 trace enabled\n", card->name); | |
2213 | capi_fill_MANUFACTURER_REQ(&cmdcmsg, global.ap.applid, | |
2214 | card->msgid++, | |
2215 | contr, | |
2216 | 0x214D5641, /* ManuID */ | |
2217 | 0, /* Class */ | |
2218 | 1, /* Function */ | |
2219 | (_cstruct)"\004\002\003\000\000"); | |
2220 | } | |
2221 | send_message(card, &cmdcmsg); | |
2222 | } | |
2223 | ||
2224 | ||
2225 | static void send_listen(capidrv_contr *card) | |
2226 | { | |
2227 | capi_fill_LISTEN_REQ(&cmdcmsg, global.ap.applid, | |
2228 | card->msgid++, | |
2229 | card->contrnr, /* controller */ | |
2230 | 1 << 6, /* Infomask */ | |
2231 | card->cipmask, | |
2232 | card->cipmask2, | |
2233 | NULL, NULL); | |
1da177e4 | 2234 | listen_change_state(card, EV_LISTEN_REQ); |
e4847021 | 2235 | send_message(card, &cmdcmsg); |
1da177e4 LT |
2236 | } |
2237 | ||
2238 | static void listentimerfunc(unsigned long x) | |
2239 | { | |
2240 | capidrv_contr *card = (capidrv_contr *)x; | |
2241 | if (card->state != ST_LISTEN_NONE && card->state != ST_LISTEN_ACTIVE) | |
2242 | printk(KERN_ERR "%s: controller dead ??\n", card->name); | |
475be4d8 JP |
2243 | send_listen(card); |
2244 | mod_timer(&card->listentimer, jiffies + 60 * HZ); | |
1da177e4 LT |
2245 | } |
2246 | ||
2247 | ||
2248 | static int capidrv_addcontr(u16 contr, struct capi_profile *profp) | |
2249 | { | |
2250 | capidrv_contr *card; | |
2251 | unsigned long flags; | |
2252 | isdn_ctrl cmd; | |
2253 | char id[20]; | |
2254 | int i; | |
2255 | ||
2256 | sprintf(id, "capidrv-%d", contr); | |
2257 | if (!try_module_get(THIS_MODULE)) { | |
2258 | printk(KERN_WARNING "capidrv: (%s) Could not reserve module\n", id); | |
2259 | return -1; | |
2260 | } | |
41f96935 | 2261 | if (!(card = kzalloc(sizeof(capidrv_contr), GFP_ATOMIC))) { |
1da177e4 | 2262 | printk(KERN_WARNING |
475be4d8 | 2263 | "capidrv: (%s) Could not allocate contr-struct.\n", id); |
1da177e4 LT |
2264 | return -1; |
2265 | } | |
1da177e4 | 2266 | card->owner = THIS_MODULE; |
a24c85ab | 2267 | setup_timer(&card->listentimer, listentimerfunc, (unsigned long)card); |
1da177e4 LT |
2268 | strcpy(card->name, id); |
2269 | card->contrnr = contr; | |
2270 | card->nbchan = profp->nbchannel; | |
5cbded58 | 2271 | card->bchans = kmalloc(sizeof(capidrv_bchan) * card->nbchan, GFP_ATOMIC); |
1da177e4 LT |
2272 | if (!card->bchans) { |
2273 | printk(KERN_WARNING | |
475be4d8 | 2274 | "capidrv: (%s) Could not allocate bchan-structs.\n", id); |
1da177e4 LT |
2275 | module_put(card->owner); |
2276 | kfree(card); | |
2277 | return -1; | |
2278 | } | |
2279 | card->interface.channels = profp->nbchannel; | |
2280 | card->interface.maxbufsize = 2048; | |
2281 | card->interface.command = if_command; | |
2282 | card->interface.writebuf_skb = if_sendbuf; | |
2283 | card->interface.writecmd = NULL; | |
2284 | card->interface.readstat = if_readstat; | |
7fdaadcc TS |
2285 | card->interface.features = |
2286 | ISDN_FEATURE_L2_HDLC | | |
475be4d8 JP |
2287 | ISDN_FEATURE_L2_TRANS | |
2288 | ISDN_FEATURE_L3_TRANS | | |
2289 | ISDN_FEATURE_P_UNKNOWN | | |
2290 | ISDN_FEATURE_L2_X75I | | |
2291 | ISDN_FEATURE_L2_X75UI | | |
2292 | ISDN_FEATURE_L2_X75BUI; | |
2293 | if (profp->support1 & (1 << 2)) | |
7fdaadcc TS |
2294 | card->interface.features |= |
2295 | ISDN_FEATURE_L2_V11096 | | |
475be4d8 JP |
2296 | ISDN_FEATURE_L2_V11019 | |
2297 | ISDN_FEATURE_L2_V11038; | |
2298 | if (profp->support1 & (1 << 8)) | |
1da177e4 LT |
2299 | card->interface.features |= ISDN_FEATURE_L2_MODEM; |
2300 | card->interface.hl_hdrlen = 22; /* len of DATA_B3_REQ */ | |
2301 | strncpy(card->interface.id, id, sizeof(card->interface.id) - 1); | |
2302 | ||
2303 | ||
2304 | card->q931_read = card->q931_buf; | |
2305 | card->q931_write = card->q931_buf; | |
2306 | card->q931_end = card->q931_buf + sizeof(card->q931_buf) - 1; | |
2307 | ||
2308 | if (!register_isdn(&card->interface)) { | |
2309 | printk(KERN_ERR "capidrv: Unable to register contr %s\n", id); | |
2310 | kfree(card->bchans); | |
2311 | module_put(card->owner); | |
2312 | kfree(card); | |
2313 | return -1; | |
2314 | } | |
2315 | card->myid = card->interface.channels; | |
2316 | memset(card->bchans, 0, sizeof(capidrv_bchan) * card->nbchan); | |
2317 | for (i = 0; i < card->nbchan; i++) { | |
2318 | card->bchans[i].contr = card; | |
2319 | } | |
2320 | ||
2321 | spin_lock_irqsave(&global_lock, flags); | |
2322 | card->next = global.contr_list; | |
2323 | global.contr_list = card; | |
2324 | global.ncontr++; | |
2325 | spin_unlock_irqrestore(&global_lock, flags); | |
2326 | ||
2327 | cmd.command = ISDN_STAT_RUN; | |
2328 | cmd.driver = card->myid; | |
2329 | card->interface.statcallb(&cmd); | |
2330 | ||
2331 | card->cipmask = 0x1FFF03FF; /* any */ | |
2332 | card->cipmask2 = 0; | |
2333 | ||
1da177e4 | 2334 | send_listen(card); |
475be4d8 | 2335 | mod_timer(&card->listentimer, jiffies + 60 * HZ); |
1da177e4 LT |
2336 | |
2337 | printk(KERN_INFO "%s: now up (%d B channels)\n", | |
475be4d8 | 2338 | card->name, card->nbchan); |
1da177e4 LT |
2339 | |
2340 | enable_dchannel_trace(card); | |
2341 | ||
2342 | return 0; | |
2343 | } | |
2344 | ||
2345 | static int capidrv_delcontr(u16 contr) | |
2346 | { | |
2347 | capidrv_contr **pp, *card; | |
2348 | unsigned long flags; | |
2349 | isdn_ctrl cmd; | |
2350 | ||
2351 | spin_lock_irqsave(&global_lock, flags); | |
2352 | for (card = global.contr_list; card; card = card->next) { | |
2353 | if (card->contrnr == contr) | |
2354 | break; | |
2355 | } | |
2356 | if (!card) { | |
2357 | spin_unlock_irqrestore(&global_lock, flags); | |
2358 | printk(KERN_ERR "capidrv: delcontr: no contr %u\n", contr); | |
2359 | return -1; | |
2360 | } | |
b393243f JG |
2361 | |
2362 | /* FIXME: maybe a race condition the card should be removed | |
2363 | * here from global list /kkeil | |
2364 | */ | |
1da177e4 LT |
2365 | spin_unlock_irqrestore(&global_lock, flags); |
2366 | ||
2367 | del_timer(&card->listentimer); | |
2368 | ||
2369 | if (debugmode) | |
2370 | printk(KERN_DEBUG "capidrv-%d: id=%d unloading\n", | |
475be4d8 | 2371 | card->contrnr, card->myid); |
1da177e4 LT |
2372 | |
2373 | cmd.command = ISDN_STAT_STOP; | |
2374 | cmd.driver = card->myid; | |
2375 | card->interface.statcallb(&cmd); | |
2376 | ||
2377 | while (card->nbchan) { | |
2378 | ||
2379 | cmd.command = ISDN_STAT_DISCH; | |
2380 | cmd.driver = card->myid; | |
475be4d8 JP |
2381 | cmd.arg = card->nbchan - 1; |
2382 | cmd.parm.num[0] = 0; | |
1da177e4 LT |
2383 | if (debugmode) |
2384 | printk(KERN_DEBUG "capidrv-%d: id=%d disable chan=%ld\n", | |
475be4d8 | 2385 | card->contrnr, card->myid, cmd.arg); |
1da177e4 LT |
2386 | card->interface.statcallb(&cmd); |
2387 | ||
475be4d8 JP |
2388 | if (card->bchans[card->nbchan - 1].nccip) |
2389 | free_ncci(card, card->bchans[card->nbchan - 1].nccip); | |
2390 | if (card->bchans[card->nbchan - 1].plcip) | |
2391 | free_plci(card, card->bchans[card->nbchan - 1].plcip); | |
1da177e4 LT |
2392 | if (card->plci_list) |
2393 | printk(KERN_ERR "capidrv: bug in free_plci()\n"); | |
2394 | card->nbchan--; | |
2395 | } | |
2396 | kfree(card->bchans); | |
2397 | card->bchans = NULL; | |
2398 | ||
2399 | if (debugmode) | |
2400 | printk(KERN_DEBUG "capidrv-%d: id=%d isdn unload\n", | |
475be4d8 | 2401 | card->contrnr, card->myid); |
1da177e4 LT |
2402 | |
2403 | cmd.command = ISDN_STAT_UNLOAD; | |
2404 | cmd.driver = card->myid; | |
2405 | card->interface.statcallb(&cmd); | |
2406 | ||
2407 | if (debugmode) | |
2408 | printk(KERN_DEBUG "capidrv-%d: id=%d remove contr from list\n", | |
475be4d8 | 2409 | card->contrnr, card->myid); |
1da177e4 LT |
2410 | |
2411 | spin_lock_irqsave(&global_lock, flags); | |
2412 | for (pp = &global.contr_list; *pp; pp = &(*pp)->next) { | |
2413 | if (*pp == card) { | |
2414 | *pp = (*pp)->next; | |
2415 | card->next = NULL; | |
2416 | global.ncontr--; | |
2417 | break; | |
2418 | } | |
2419 | } | |
2420 | spin_unlock_irqrestore(&global_lock, flags); | |
2421 | ||
2422 | module_put(card->owner); | |
2423 | printk(KERN_INFO "%s: now down.\n", card->name); | |
2424 | kfree(card); | |
2425 | return 0; | |
2426 | } | |
2427 | ||
2428 | ||
ef69bb2e JK |
2429 | static int |
2430 | lower_callback(struct notifier_block *nb, unsigned long val, void *v) | |
1da177e4 | 2431 | { |
ef69bb2e JK |
2432 | capi_profile profile; |
2433 | u32 contr = (long)v; | |
1da177e4 | 2434 | |
ef69bb2e JK |
2435 | switch (val) { |
2436 | case CAPICTR_UP: | |
1da177e4 | 2437 | printk(KERN_INFO "capidrv: controller %hu up\n", contr); |
ef69bb2e JK |
2438 | if (capi20_get_profile(contr, &profile) == CAPI_NOERROR) |
2439 | (void) capidrv_addcontr(contr, &profile); | |
1da177e4 | 2440 | break; |
ef69bb2e | 2441 | case CAPICTR_DOWN: |
1da177e4 LT |
2442 | printk(KERN_INFO "capidrv: controller %hu down\n", contr); |
2443 | (void) capidrv_delcontr(contr); | |
2444 | break; | |
2445 | } | |
ef69bb2e | 2446 | return NOTIFY_OK; |
1da177e4 LT |
2447 | } |
2448 | ||
2449 | /* | |
2450 | * /proc/capi/capidrv: | |
2451 | * nrecvctlpkt nrecvdatapkt nsendctlpkt nsenddatapkt | |
2452 | */ | |
9a58a80a | 2453 | static int capidrv_proc_show(struct seq_file *m, void *v) |
1da177e4 | 2454 | { |
9a58a80a | 2455 | seq_printf(m, "%lu %lu %lu %lu\n", |
475be4d8 JP |
2456 | global.ap.nrecvctlpkt, |
2457 | global.ap.nrecvdatapkt, | |
2458 | global.ap.nsentctlpkt, | |
2459 | global.ap.nsentdatapkt); | |
9a58a80a AD |
2460 | return 0; |
2461 | } | |
2462 | ||
2463 | static int capidrv_proc_open(struct inode *inode, struct file *file) | |
2464 | { | |
2465 | return single_open(file, capidrv_proc_show, NULL); | |
1da177e4 LT |
2466 | } |
2467 | ||
9a58a80a AD |
2468 | static const struct file_operations capidrv_proc_fops = { |
2469 | .owner = THIS_MODULE, | |
2470 | .open = capidrv_proc_open, | |
2471 | .read = seq_read, | |
2472 | .llseek = seq_lseek, | |
2473 | .release = single_release, | |
1da177e4 LT |
2474 | }; |
2475 | ||
2476 | static void __init proc_init(void) | |
2477 | { | |
9a58a80a | 2478 | proc_create("capi/capidrv", 0, NULL, &capidrv_proc_fops); |
1da177e4 LT |
2479 | } |
2480 | ||
2481 | static void __exit proc_exit(void) | |
2482 | { | |
9a58a80a | 2483 | remove_proc_entry("capi/capidrv", NULL); |
1da177e4 LT |
2484 | } |
2485 | ||
ef69bb2e JK |
2486 | static struct notifier_block capictr_nb = { |
2487 | .notifier_call = lower_callback, | |
2488 | }; | |
2489 | ||
1da177e4 LT |
2490 | static int __init capidrv_init(void) |
2491 | { | |
2492 | capi_profile profile; | |
1da177e4 LT |
2493 | u32 ncontr, contr; |
2494 | u16 errcode; | |
2495 | ||
1da177e4 LT |
2496 | global.ap.rparam.level3cnt = -2; /* number of bchannels twice */ |
2497 | global.ap.rparam.datablkcnt = 16; | |
2498 | global.ap.rparam.datablklen = 2048; | |
2499 | ||
2500 | global.ap.recv_message = capidrv_recv_message; | |
2501 | errcode = capi20_register(&global.ap); | |
2502 | if (errcode) { | |
2503 | return -EIO; | |
2504 | } | |
2505 | ||
ef69bb2e | 2506 | register_capictr_notifier(&capictr_nb); |
1da177e4 LT |
2507 | |
2508 | errcode = capi20_get_profile(0, &profile); | |
2509 | if (errcode != CAPI_NOERROR) { | |
7fa5e85a | 2510 | unregister_capictr_notifier(&capictr_nb); |
1da177e4 LT |
2511 | capi20_release(&global.ap); |
2512 | return -EIO; | |
2513 | } | |
2514 | ||
2515 | ncontr = profile.ncontroller; | |
2516 | for (contr = 1; contr <= ncontr; contr++) { | |
2517 | errcode = capi20_get_profile(contr, &profile); | |
2518 | if (errcode != CAPI_NOERROR) | |
2519 | continue; | |
2520 | (void) capidrv_addcontr(contr, &profile); | |
2521 | } | |
2522 | proc_init(); | |
2523 | ||
1da177e4 LT |
2524 | return 0; |
2525 | } | |
2526 | ||
2527 | static void __exit capidrv_exit(void) | |
2528 | { | |
ef69bb2e | 2529 | unregister_capictr_notifier(&capictr_nb); |
1da177e4 LT |
2530 | capi20_release(&global.ap); |
2531 | ||
2532 | proc_exit(); | |
1da177e4 LT |
2533 | } |
2534 | ||
2535 | module_init(capidrv_init); | |
2536 | module_exit(capidrv_exit); |