Gitiles
Code Review Sign In
review.evervolv.com / android_kernel_lge_hammerhead / 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 / . / drivers / isdn / capi / capiutil.c
blob: e7cf6bc286a6fe8428fa1f89e271ac33aaf8aabf [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame^]1/* $Id: capiutil.c,v 1.13.6.4 2001/09/23 22:24:33 kai Exp $
2 *
3 * CAPI 2.0 convert capi message to capi message struct
4 *
5 * From CAPI 2.0 Development Kit AVM 1995 (msg.c)
6 * Rewritten for Linux 1996 by Carsten Paeth <calle@calle.de>
7 *
8 * This software may be used and distributed according to the terms
9 * of the GNU General Public License, incorporated herein by reference.
10 *
11 */
12
13#include <linux/module.h>
14#include <linux/string.h>
15#include <linux/ctype.h>
16#include <linux/stddef.h>
17#include <linux/kernel.h>
18#include <linux/mm.h>
19#include <linux/init.h>
20#include <linux/config.h>
21#include <linux/isdn/capiutil.h>
22
23/* from CAPI2.0 DDK AVM Berlin GmbH */
24
25#ifndef CONFIG_ISDN_DRV_AVMB1_VERBOSE_REASON
26char *capi_info2str(u16 reason)
27{
28 return "..";
29}
30#else
31char *capi_info2str(u16 reason)
32{
33 switch (reason) {
34
35/*-- informative values (corresponding message was processed) -----*/
36 case 0x0001:
37 return "NCPI not supported by current protocol, NCPI ignored";
38 case 0x0002:
39 return "Flags not supported by current protocol, flags ignored";
40 case 0x0003:
41 return "Alert already sent by another application";
42
43/*-- error information concerning CAPI_REGISTER -----*/
44 case 0x1001:
45 return "Too many applications";
46 case 0x1002:
47 return "Logical block size too small, must be at least 128 Bytes";
48 case 0x1003:
49 return "Buffer exceeds 64 kByte";
50 case 0x1004:
51 return "Message buffer size too small, must be at least 1024 Bytes";
52 case 0x1005:
53 return "Max. number of logical connections not supported";
54 case 0x1006:
55 return "Reserved";
56 case 0x1007:
57 return "The message could not be accepted because of an internal busy condition";
58 case 0x1008:
59 return "OS resource error (no memory ?)";
60 case 0x1009:
61 return "CAPI not installed";
62 case 0x100A:
63 return "Controller does not support external equipment";
64 case 0x100B:
65 return "Controller does only support external equipment";
66
67/*-- error information concerning message exchange functions -----*/
68 case 0x1101:
69 return "Illegal application number";
70 case 0x1102:
71 return "Illegal command or subcommand or message length less than 12 bytes";
72 case 0x1103:
73 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";
74 case 0x1104:
75 return "Queue is empty";
76 case 0x1105:
77 return "Queue overflow, a message was lost !! This indicates a configuration error. The only recovery from this error is to perform a CAPI_RELEASE";
78 case 0x1106:
79 return "Unknown notification parameter";
80 case 0x1107:
81 return "The Message could not be accepted because of an internal busy condition";
82 case 0x1108:
83 return "OS Resource error (no memory ?)";
84 case 0x1109:
85 return "CAPI not installed";
86 case 0x110A:
87 return "Controller does not support external equipment";
88 case 0x110B:
89 return "Controller does only support external equipment";
90
91/*-- error information concerning resource / coding problems -----*/
92 case 0x2001:
93 return "Message not supported in current state";
94 case 0x2002:
95 return "Illegal Controller / PLCI / NCCI";
96 case 0x2003:
97 return "Out of PLCI";
98 case 0x2004:
99 return "Out of NCCI";
100 case 0x2005:
101 return "Out of LISTEN";
102 case 0x2006:
103 return "Out of FAX resources (protocol T.30)";
104 case 0x2007:
105 return "Illegal message parameter coding";
106
107/*-- error information concerning requested services -----*/
108 case 0x3001:
109 return "B1 protocol not supported";
110 case 0x3002:
111 return "B2 protocol not supported";
112 case 0x3003:
113 return "B3 protocol not supported";
114 case 0x3004:
115 return "B1 protocol parameter not supported";
116 case 0x3005:
117 return "B2 protocol parameter not supported";
118 case 0x3006:
119 return "B3 protocol parameter not supported";
120 case 0x3007:
121 return "B protocol combination not supported";
122 case 0x3008:
123 return "NCPI not supported";
124 case 0x3009:
125 return "CIP Value unknown";
126 case 0x300A:
127 return "Flags not supported (reserved bits)";
128 case 0x300B:
129 return "Facility not supported";
130 case 0x300C:
131 return "Data length not supported by current protocol";
132 case 0x300D:
133 return "Reset procedure not supported by current protocol";
134
135/*-- informations about the clearing of a physical connection -----*/
136 case 0x3301:
137 return "Protocol error layer 1 (broken line or B-channel removed by signalling protocol)";
138 case 0x3302:
139 return "Protocol error layer 2";
140 case 0x3303:
141 return "Protocol error layer 3";
142 case 0x3304:
143 return "Another application got that call";
144/*-- T.30 specific reasons -----*/
145 case 0x3311:
146 return "Connecting not successful (remote station is no FAX G3 machine)";
147 case 0x3312:
148 return "Connecting not successful (training error)";
149 case 0x3313:
150 return "Disconnected before transfer (remote station does not support transfer mode, e.g. resolution)";
151 case 0x3314:
152 return "Disconnected during transfer (remote abort)";
153 case 0x3315:
154 return "Disconnected during transfer (remote procedure error, e.g. unsuccessful repetition of T.30 commands)";
155 case 0x3316:
156 return "Disconnected during transfer (local tx data underrun)";
157 case 0x3317:
158 return "Disconnected during transfer (local rx data overflow)";
159 case 0x3318:
160 return "Disconnected during transfer (local abort)";
161 case 0x3319:
162 return "Illegal parameter coding (e.g. SFF coding error)";
163
164/*-- disconnect causes from the network according to ETS 300 102-1/Q.931 -----*/
165 case 0x3481: return "Unallocated (unassigned) number";
166 case 0x3482: return "No route to specified transit network";
167 case 0x3483: return "No route to destination";
168 case 0x3486: return "Channel unacceptable";
169 case 0x3487:
170 return "Call awarded and being delivered in an established channel";
171 case 0x3490: return "Normal call clearing";
172 case 0x3491: return "User busy";
173 case 0x3492: return "No user responding";
174 case 0x3493: return "No answer from user (user alerted)";
175 case 0x3495: return "Call rejected";
176 case 0x3496: return "Number changed";
177 case 0x349A: return "Non-selected user clearing";
178 case 0x349B: return "Destination out of order";
179 case 0x349C: return "Invalid number format";
180 case 0x349D: return "Facility rejected";
181 case 0x349E: return "Response to STATUS ENQUIRY";
182 case 0x349F: return "Normal, unspecified";
183 case 0x34A2: return "No circuit / channel available";
184 case 0x34A6: return "Network out of order";
185 case 0x34A9: return "Temporary failure";
186 case 0x34AA: return "Switching equipment congestion";
187 case 0x34AB: return "Access information discarded";
188 case 0x34AC: return "Requested circuit / channel not available";
189 case 0x34AF: return "Resources unavailable, unspecified";
190 case 0x34B1: return "Quality of service unavailable";
191 case 0x34B2: return "Requested facility not subscribed";
192 case 0x34B9: return "Bearer capability not authorized";
193 case 0x34BA: return "Bearer capability not presently available";
194 case 0x34BF: return "Service or option not available, unspecified";
195 case 0x34C1: return "Bearer capability not implemented";
196 case 0x34C2: return "Channel type not implemented";
197 case 0x34C5: return "Requested facility not implemented";
198 case 0x34C6: return "Only restricted digital information bearer capability is available";
199 case 0x34CF: return "Service or option not implemented, unspecified";
200 case 0x34D1: return "Invalid call reference value";
201 case 0x34D2: return "Identified channel does not exist";
202 case 0x34D3: return "A suspended call exists, but this call identity does not";
203 case 0x34D4: return "Call identity in use";
204 case 0x34D5: return "No call suspended";
205 case 0x34D6: return "Call having the requested call identity has been cleared";
206 case 0x34D8: return "Incompatible destination";
207 case 0x34DB: return "Invalid transit network selection";
208 case 0x34DF: return "Invalid message, unspecified";
209 case 0x34E0: return "Mandatory information element is missing";
210 case 0x34E1: return "Message type non-existent or not implemented";
211 case 0x34E2: return "Message not compatible with call state or message type non-existent or not implemented";
212 case 0x34E3: return "Information element non-existent or not implemented";
213 case 0x34E4: return "Invalid information element contents";
214 case 0x34E5: return "Message not compatible with call state";
215 case 0x34E6: return "Recovery on timer expiry";
216 case 0x34EF: return "Protocol error, unspecified";
217 case 0x34FF: return "Interworking, unspecified";
218
219 default: return "No additional information";
220 }
221}
222#endif
223
224typedef struct {
225 int typ;
226 size_t off;
227} _cdef;
228
229#define _CBYTE 1
230#define _CWORD 2
231#define _CDWORD 3
232#define _CSTRUCT 4
233#define _CMSTRUCT 5
234#define _CEND 6
235
236static _cdef cdef[] =
237{
238 /*00 */
239 {_CEND},
240 /*01 */
241 {_CEND},
242 /*02 */
243 {_CEND},
244 /*03 */
245 {_CDWORD, offsetof(_cmsg, adr.adrController)},
246 /*04 */
247 {_CMSTRUCT, offsetof(_cmsg, AdditionalInfo)},
248 /*05 */
249 {_CSTRUCT, offsetof(_cmsg, B1configuration)},
250 /*06 */
251 {_CWORD, offsetof(_cmsg, B1protocol)},
252 /*07 */
253 {_CSTRUCT, offsetof(_cmsg, B2configuration)},
254 /*08 */
255 {_CWORD, offsetof(_cmsg, B2protocol)},
256 /*09 */
257 {_CSTRUCT, offsetof(_cmsg, B3configuration)},
258 /*0a */
259 {_CWORD, offsetof(_cmsg, B3protocol)},
260 /*0b */
261 {_CSTRUCT, offsetof(_cmsg, BC)},
262 /*0c */
263 {_CSTRUCT, offsetof(_cmsg, BChannelinformation)},
264 /*0d */
265 {_CMSTRUCT, offsetof(_cmsg, BProtocol)},
266 /*0e */
267 {_CSTRUCT, offsetof(_cmsg, CalledPartyNumber)},
268 /*0f */
269 {_CSTRUCT, offsetof(_cmsg, CalledPartySubaddress)},
270 /*10 */
271 {_CSTRUCT, offsetof(_cmsg, CallingPartyNumber)},
272 /*11 */
273 {_CSTRUCT, offsetof(_cmsg, CallingPartySubaddress)},
274 /*12 */
275 {_CDWORD, offsetof(_cmsg, CIPmask)},
276 /*13 */
277 {_CDWORD, offsetof(_cmsg, CIPmask2)},
278 /*14 */
279 {_CWORD, offsetof(_cmsg, CIPValue)},
280 /*15 */
281 {_CDWORD, offsetof(_cmsg, Class)},
282 /*16 */
283 {_CSTRUCT, offsetof(_cmsg, ConnectedNumber)},
284 /*17 */
285 {_CSTRUCT, offsetof(_cmsg, ConnectedSubaddress)},
286 /*18 */
287 {_CDWORD, offsetof(_cmsg, Data)},
288 /*19 */
289 {_CWORD, offsetof(_cmsg, DataHandle)},
290 /*1a */
291 {_CWORD, offsetof(_cmsg, DataLength)},
292 /*1b */
293 {_CSTRUCT, offsetof(_cmsg, FacilityConfirmationParameter)},
294 /*1c */
295 {_CSTRUCT, offsetof(_cmsg, Facilitydataarray)},
296 /*1d */
297 {_CSTRUCT, offsetof(_cmsg, FacilityIndicationParameter)},
298 /*1e */
299 {_CSTRUCT, offsetof(_cmsg, FacilityRequestParameter)},
300 /*1f */
301 {_CWORD, offsetof(_cmsg, FacilitySelector)},
302 /*20 */
303 {_CWORD, offsetof(_cmsg, Flags)},
304 /*21 */
305 {_CDWORD, offsetof(_cmsg, Function)},
306 /*22 */
307 {_CSTRUCT, offsetof(_cmsg, HLC)},
308 /*23 */
309 {_CWORD, offsetof(_cmsg, Info)},
310 /*24 */
311 {_CSTRUCT, offsetof(_cmsg, InfoElement)},
312 /*25 */
313 {_CDWORD, offsetof(_cmsg, InfoMask)},
314 /*26 */
315 {_CWORD, offsetof(_cmsg, InfoNumber)},
316 /*27 */
317 {_CSTRUCT, offsetof(_cmsg, Keypadfacility)},
318 /*28 */
319 {_CSTRUCT, offsetof(_cmsg, LLC)},
320 /*29 */
321 {_CSTRUCT, offsetof(_cmsg, ManuData)},
322 /*2a */
323 {_CDWORD, offsetof(_cmsg, ManuID)},
324 /*2b */
325 {_CSTRUCT, offsetof(_cmsg, NCPI)},
326 /*2c */
327 {_CWORD, offsetof(_cmsg, Reason)},
328 /*2d */
329 {_CWORD, offsetof(_cmsg, Reason_B3)},
330 /*2e */
331 {_CWORD, offsetof(_cmsg, Reject)},
332 /*2f */
333 {_CSTRUCT, offsetof(_cmsg, Useruserdata)}
334};
335
336static unsigned char *cpars[] =
337{
338 /* ALERT_REQ */ [0x01] = "\x03\x04\x0c\x27\x2f\x1c\x01\x01",
339 /* CONNECT_REQ */ [0x02] = "\x03\x14\x0e\x10\x0f\x11\x0d\x06\x08\x0a\x05\x07\x09\x01\x0b\x28\x22\x04\x0c\x27\x2f\x1c\x01\x01",
340 /* DISCONNECT_REQ */ [0x04] = "\x03\x04\x0c\x27\x2f\x1c\x01\x01",
341 /* LISTEN_REQ */ [0x05] = "\x03\x25\x12\x13\x10\x11\x01",
342 /* INFO_REQ */ [0x08] = "\x03\x0e\x04\x0c\x27\x2f\x1c\x01\x01",
343 /* FACILITY_REQ */ [0x09] = "\x03\x1f\x1e\x01",
344 /* SELECT_B_PROTOCOL_REQ */ [0x0a] = "\x03\x0d\x06\x08\x0a\x05\x07\x09\x01\x01",
345 /* CONNECT_B3_REQ */ [0x0b] = "\x03\x2b\x01",
346 /* DISCONNECT_B3_REQ */ [0x0d] = "\x03\x2b\x01",
347 /* DATA_B3_REQ */ [0x0f] = "\x03\x18\x1a\x19\x20\x01",
348 /* RESET_B3_REQ */ [0x10] = "\x03\x2b\x01",
349 /* ALERT_CONF */ [0x13] = "\x03\x23\x01",
350 /* CONNECT_CONF */ [0x14] = "\x03\x23\x01",
351 /* DISCONNECT_CONF */ [0x16] = "\x03\x23\x01",
352 /* LISTEN_CONF */ [0x17] = "\x03\x23\x01",
353 /* MANUFACTURER_REQ */ [0x18] = "\x03\x2a\x15\x21\x29\x01",
354 /* INFO_CONF */ [0x1a] = "\x03\x23\x01",
355 /* FACILITY_CONF */ [0x1b] = "\x03\x23\x1f\x1b\x01",
356 /* SELECT_B_PROTOCOL_CONF */ [0x1c] = "\x03\x23\x01",
357 /* CONNECT_B3_CONF */ [0x1d] = "\x03\x23\x01",
358 /* DISCONNECT_B3_CONF */ [0x1f] = "\x03\x23\x01",
359 /* DATA_B3_CONF */ [0x21] = "\x03\x19\x23\x01",
360 /* RESET_B3_CONF */ [0x22] = "\x03\x23\x01",
361 /* CONNECT_IND */ [0x26] = "\x03\x14\x0e\x10\x0f\x11\x0b\x28\x22\x04\x0c\x27\x2f\x1c\x01\x01",
362 /* CONNECT_ACTIVE_IND */ [0x27] = "\x03\x16\x17\x28\x01",
363 /* DISCONNECT_IND */ [0x28] = "\x03\x2c\x01",
364 /* MANUFACTURER_CONF */ [0x2a] = "\x03\x2a\x15\x21\x29\x01",
365 /* INFO_IND */ [0x2c] = "\x03\x26\x24\x01",
366 /* FACILITY_IND */ [0x2d] = "\x03\x1f\x1d\x01",
367 /* CONNECT_B3_IND */ [0x2f] = "\x03\x2b\x01",
368 /* CONNECT_B3_ACTIVE_IND */ [0x30] = "\x03\x2b\x01",
369 /* DISCONNECT_B3_IND */ [0x31] = "\x03\x2d\x2b\x01",
370 /* DATA_B3_IND */ [0x33] = "\x03\x18\x1a\x19\x20\x01",
371 /* RESET_B3_IND */ [0x34] = "\x03\x2b\x01",
372 /* CONNECT_B3_T90_ACTIVE_IND */ [0x35] = "\x03\x2b\x01",
373 /* CONNECT_RESP */ [0x38] = "\x03\x2e\x0d\x06\x08\x0a\x05\x07\x09\x01\x16\x17\x28\x04\x0c\x27\x2f\x1c\x01\x01",
374 /* CONNECT_ACTIVE_RESP */ [0x39] = "\x03\x01",
375 /* DISCONNECT_RESP */ [0x3a] = "\x03\x01",
376 /* MANUFACTURER_IND */ [0x3c] = "\x03\x2a\x15\x21\x29\x01",
377 /* INFO_RESP */ [0x3e] = "\x03\x01",
378 /* FACILITY_RESP */ [0x3f] = "\x03\x1f\x01",
379 /* CONNECT_B3_RESP */ [0x41] = "\x03\x2e\x2b\x01",
380 /* CONNECT_B3_ACTIVE_RESP */ [0x42] = "\x03\x01",
381 /* DISCONNECT_B3_RESP */ [0x43] = "\x03\x01",
382 /* DATA_B3_RESP */ [0x45] = "\x03\x19\x01",
383 /* RESET_B3_RESP */ [0x46] = "\x03\x01",
384 /* CONNECT_B3_T90_ACTIVE_RESP */ [0x47] = "\x03\x01",
385 /* MANUFACTURER_RESP */ [0x4e] = "\x03\x2a\x15\x21\x29\x01",
386};
387
388/*-------------------------------------------------------*/
389
390#define byteTLcpy(x,y) *(u8 *)(x)=*(u8 *)(y);
391#define wordTLcpy(x,y) *(u16 *)(x)=*(u16 *)(y);
392#define dwordTLcpy(x,y) memcpy(x,y,4);
393#define structTLcpy(x,y,l) memcpy (x,y,l)
394#define structTLcpyovl(x,y,l) memmove (x,y,l)
395
396#define byteTRcpy(x,y) *(u8 *)(y)=*(u8 *)(x);
397#define wordTRcpy(x,y) *(u16 *)(y)=*(u16 *)(x);
398#define dwordTRcpy(x,y) memcpy(y,x,4);
399#define structTRcpy(x,y,l) memcpy (y,x,l)
400#define structTRcpyovl(x,y,l) memmove (y,x,l)
401
402/*-------------------------------------------------------*/
403static unsigned command_2_index(unsigned c, unsigned sc)
404{
405 if (c & 0x80)
406 c = 0x9 + (c & 0x0f);
407 else if (c <= 0x0f);
408 else if (c == 0x41)
409 c = 0x9 + 0x1;
410 else if (c == 0xff)
411 c = 0x00;
412 return (sc & 3) * (0x9 + 0x9) + c;
413}
414
415/*-------------------------------------------------------*/
416#define TYP (cdef[cmsg->par[cmsg->p]].typ)
417#define OFF (((u8 *)cmsg)+cdef[cmsg->par[cmsg->p]].off)
418
419static void jumpcstruct(_cmsg * cmsg)
420{
421 unsigned layer;
422 for (cmsg->p++, layer = 1; layer;) {
423 /* $$$$$ assert (cmsg->p); */
424 cmsg->p++;
425 switch (TYP) {
426 case _CMSTRUCT:
427 layer++;
428 break;
429 case _CEND:
430 layer--;
431 break;
432 }
433 }
434}
435/*-------------------------------------------------------*/
436static void pars_2_message(_cmsg * cmsg)
437{
438
439 for (; TYP != _CEND; cmsg->p++) {
440 switch (TYP) {
441 case _CBYTE:
442 byteTLcpy(cmsg->m + cmsg->l, OFF);
443 cmsg->l++;
444 break;
445 case _CWORD:
446 wordTLcpy(cmsg->m + cmsg->l, OFF);
447 cmsg->l += 2;
448 break;
449 case _CDWORD:
450 dwordTLcpy(cmsg->m + cmsg->l, OFF);
451 cmsg->l += 4;
452 break;
453 case _CSTRUCT:
454 if (*(u8 **) OFF == 0) {
455 *(cmsg->m + cmsg->l) = '\0';
456 cmsg->l++;
457 } else if (**(_cstruct *) OFF != 0xff) {
458 structTLcpy(cmsg->m + cmsg->l, *(_cstruct *) OFF, 1 + **(_cstruct *) OFF);
459 cmsg->l += 1 + **(_cstruct *) OFF;
460 } else {
461 _cstruct s = *(_cstruct *) OFF;
462 structTLcpy(cmsg->m + cmsg->l, s, 3 + *(u16 *) (s + 1));
463 cmsg->l += 3 + *(u16 *) (s + 1);
464 }
465 break;
466 case _CMSTRUCT:
467/*----- Metastruktur 0 -----*/
468 if (*(_cmstruct *) OFF == CAPI_DEFAULT) {
469 *(cmsg->m + cmsg->l) = '\0';
470 cmsg->l++;
471 jumpcstruct(cmsg);
472 }
473/*----- Metastruktur wird composed -----*/
474 else {
475 unsigned _l = cmsg->l;
476 unsigned _ls;
477 cmsg->l++;
478 cmsg->p++;
479 pars_2_message(cmsg);
480 _ls = cmsg->l - _l - 1;
481 if (_ls < 255)
482 (cmsg->m + _l)[0] = (u8) _ls;
483 else {
484 structTLcpyovl(cmsg->m + _l + 3, cmsg->m + _l + 1, _ls);
485 (cmsg->m + _l)[0] = 0xff;
486 wordTLcpy(cmsg->m + _l + 1, &_ls);
487 }
488 }
489 break;
490 }
491 }
492}
493
494/*-------------------------------------------------------*/
495unsigned capi_cmsg2message(_cmsg * cmsg, u8 * msg)
496{
497 cmsg->m = msg;
498 cmsg->l = 8;
499 cmsg->p = 0;
500 cmsg->par = cpars[command_2_index(cmsg->Command, cmsg->Subcommand)];
501
502 pars_2_message(cmsg);
503
504 wordTLcpy(msg + 0, &cmsg->l);
505 byteTLcpy(cmsg->m + 4, &cmsg->Command);
506 byteTLcpy(cmsg->m + 5, &cmsg->Subcommand);
507 wordTLcpy(cmsg->m + 2, &cmsg->ApplId);
508 wordTLcpy(cmsg->m + 6, &cmsg->Messagenumber);
509
510 return 0;
511}
512
513/*-------------------------------------------------------*/
514static void message_2_pars(_cmsg * cmsg)
515{
516 for (; TYP != _CEND; cmsg->p++) {
517
518 switch (TYP) {
519 case _CBYTE:
520 byteTRcpy(cmsg->m + cmsg->l, OFF);
521 cmsg->l++;
522 break;
523 case _CWORD:
524 wordTRcpy(cmsg->m + cmsg->l, OFF);
525 cmsg->l += 2;
526 break;
527 case _CDWORD:
528 dwordTRcpy(cmsg->m + cmsg->l, OFF);
529 cmsg->l += 4;
530 break;
531 case _CSTRUCT:
532 *(u8 **) OFF = cmsg->m + cmsg->l;
533
534 if (cmsg->m[cmsg->l] != 0xff)
535 cmsg->l += 1 + cmsg->m[cmsg->l];
536 else
537 cmsg->l += 3 + *(u16 *) (cmsg->m + cmsg->l + 1);
538 break;
539 case _CMSTRUCT:
540/*----- Metastruktur 0 -----*/
541 if (cmsg->m[cmsg->l] == '\0') {
542 *(_cmstruct *) OFF = CAPI_DEFAULT;
543 cmsg->l++;
544 jumpcstruct(cmsg);
545 } else {
546 unsigned _l = cmsg->l;
547 *(_cmstruct *) OFF = CAPI_COMPOSE;
548 cmsg->l = (cmsg->m + _l)[0] == 255 ? cmsg->l + 3 : cmsg->l + 1;
549 cmsg->p++;
550 message_2_pars(cmsg);
551 }
552 break;
553 }
554 }
555}
556
557/*-------------------------------------------------------*/
558unsigned capi_message2cmsg(_cmsg * cmsg, u8 * msg)
559{
560 memset(cmsg, 0, sizeof(_cmsg));
561 cmsg->m = msg;
562 cmsg->l = 8;
563 cmsg->p = 0;
564 byteTRcpy(cmsg->m + 4, &cmsg->Command);
565 byteTRcpy(cmsg->m + 5, &cmsg->Subcommand);
566 cmsg->par = cpars[command_2_index(cmsg->Command, cmsg->Subcommand)];
567
568 message_2_pars(cmsg);
569
570 wordTRcpy(msg + 0, &cmsg->l);
571 wordTRcpy(cmsg->m + 2, &cmsg->ApplId);
572 wordTRcpy(cmsg->m + 6, &cmsg->Messagenumber);
573
574 return 0;
575}
576
577/*-------------------------------------------------------*/
578unsigned capi_cmsg_header(_cmsg * cmsg, u16 _ApplId,
579 u8 _Command, u8 _Subcommand,
580 u16 _Messagenumber, u32 _Controller)
581{
582 memset(cmsg, 0, sizeof(_cmsg));
583 cmsg->ApplId = _ApplId;
584 cmsg->Command = _Command;
585 cmsg->Subcommand = _Subcommand;
586 cmsg->Messagenumber = _Messagenumber;
587 cmsg->adr.adrController = _Controller;
588 return 0;
589}
590
591/*-------------------------------------------------------*/
592
593static char *mnames[] =
594{
595 [0x01] = "ALERT_REQ",
596 [0x02] = "CONNECT_REQ",
597 [0x04] = "DISCONNECT_REQ",
598 [0x05] = "LISTEN_REQ",
599 [0x08] = "INFO_REQ",
600 [0x09] = "FACILITY_REQ",
601 [0x0a] = "SELECT_B_PROTOCOL_REQ",
602 [0x0b] = "CONNECT_B3_REQ",
603 [0x0d] = "DISCONNECT_B3_REQ",
604 [0x0f] = "DATA_B3_REQ",
605 [0x10] = "RESET_B3_REQ",
606 [0x13] = "ALERT_CONF",
607 [0x14] = "CONNECT_CONF",
608 [0x16] = "DISCONNECT_CONF",
609 [0x17] = "LISTEN_CONF",
610 [0x18] = "MANUFACTURER_REQ",
611 [0x1a] = "INFO_CONF",
612 [0x1b] = "FACILITY_CONF",
613 [0x1c] = "SELECT_B_PROTOCOL_CONF",
614 [0x1d] = "CONNECT_B3_CONF",
615 [0x1f] = "DISCONNECT_B3_CONF",
616 [0x21] = "DATA_B3_CONF",
617 [0x22] = "RESET_B3_CONF",
618 [0x26] = "CONNECT_IND",
619 [0x27] = "CONNECT_ACTIVE_IND",
620 [0x28] = "DISCONNECT_IND",
621 [0x2a] = "MANUFACTURER_CONF",
622 [0x2c] = "INFO_IND",
623 [0x2d] = "FACILITY_IND",
624 [0x2f] = "CONNECT_B3_IND",
625 [0x30] = "CONNECT_B3_ACTIVE_IND",
626 [0x31] = "DISCONNECT_B3_IND",
627 [0x33] = "DATA_B3_IND",
628 [0x34] = "RESET_B3_IND",
629 [0x35] = "CONNECT_B3_T90_ACTIVE_IND",
630 [0x38] = "CONNECT_RESP",
631 [0x39] = "CONNECT_ACTIVE_RESP",
632 [0x3a] = "DISCONNECT_RESP",
633 [0x3c] = "MANUFACTURER_IND",
634 [0x3e] = "INFO_RESP",
635 [0x3f] = "FACILITY_RESP",
636 [0x41] = "CONNECT_B3_RESP",
637 [0x42] = "CONNECT_B3_ACTIVE_RESP",
638 [0x43] = "DISCONNECT_B3_RESP",
639 [0x45] = "DATA_B3_RESP",
640 [0x46] = "RESET_B3_RESP",
641 [0x47] = "CONNECT_B3_T90_ACTIVE_RESP",
642 [0x4e] = "MANUFACTURER_RESP"
643};
644
645char *capi_cmd2str(u8 cmd, u8 subcmd)
646{
647 return mnames[command_2_index(cmd, subcmd)];
648}
649
650
651/*-------------------------------------------------------*/
652/*-------------------------------------------------------*/
653
654static char *pnames[] =
655{
656 /*00 */ NULL,
657 /*01 */ NULL,
658 /*02 */ NULL,
659 /*03 */ "Controller/PLCI/NCCI",
660 /*04 */ "AdditionalInfo",
661 /*05 */ "B1configuration",
662 /*06 */ "B1protocol",
663 /*07 */ "B2configuration",
664 /*08 */ "B2protocol",
665 /*09 */ "B3configuration",
666 /*0a */ "B3protocol",
667 /*0b */ "BC",
668 /*0c */ "BChannelinformation",
669 /*0d */ "BProtocol",
670 /*0e */ "CalledPartyNumber",
671 /*0f */ "CalledPartySubaddress",
672 /*10 */ "CallingPartyNumber",
673 /*11 */ "CallingPartySubaddress",
674 /*12 */ "CIPmask",
675 /*13 */ "CIPmask2",
676 /*14 */ "CIPValue",
677 /*15 */ "Class",
678 /*16 */ "ConnectedNumber",
679 /*17 */ "ConnectedSubaddress",
680 /*18 */ "Data32",
681 /*19 */ "DataHandle",
682 /*1a */ "DataLength",
683 /*1b */ "FacilityConfirmationParameter",
684 /*1c */ "Facilitydataarray",
685 /*1d */ "FacilityIndicationParameter",
686 /*1e */ "FacilityRequestParameter",
687 /*1f */ "FacilitySelector",
688 /*20 */ "Flags",
689 /*21 */ "Function",
690 /*22 */ "HLC",
691 /*23 */ "Info",
692 /*24 */ "InfoElement",
693 /*25 */ "InfoMask",
694 /*26 */ "InfoNumber",
695 /*27 */ "Keypadfacility",
696 /*28 */ "LLC",
697 /*29 */ "ManuData",
698 /*2a */ "ManuID",
699 /*2b */ "NCPI",
700 /*2c */ "Reason",
701 /*2d */ "Reason_B3",
702 /*2e */ "Reject",
703 /*2f */ "Useruserdata"
704};
705
706
707static char buf[8192];
708static char *p = NULL;
709
710#include <stdarg.h>
711
712/*-------------------------------------------------------*/
713static void bufprint(char *fmt,...)
714{
715 va_list f;
716 va_start(f, fmt);
717 vsprintf(p, fmt, f);
718 va_end(f);
719 p += strlen(p);
720}
721
722static void printstructlen(u8 * m, unsigned len)
723{
724 unsigned hex = 0;
725 for (; len; len--, m++)
726 if (isalnum(*m) || *m == ' ') {
727 if (hex)
728 bufprint(">");
729 bufprint("%c", *m);
730 hex = 0;
731 } else {
732 if (!hex)
733 bufprint("<%02x", *m);
734 else
735 bufprint(" %02x", *m);
736 hex = 1;
737 }
738 if (hex)
739 bufprint(">");
740}
741
742static void printstruct(u8 * m)
743{
744 unsigned len;
745 if (m[0] != 0xff) {
746 len = m[0];
747 m += 1;
748 } else {
749 len = ((u16 *) (m + 1))[0];
750 m += 3;
751 }
752 printstructlen(m, len);
753}
754
755/*-------------------------------------------------------*/
756#define NAME (pnames[cmsg->par[cmsg->p]])
757
758static void protocol_message_2_pars(_cmsg * cmsg, int level)
759{
760 for (; TYP != _CEND; cmsg->p++) {
761 int slen = 29 + 3 - level;
762 int i;
763
764 bufprint(" ");
765 for (i = 0; i < level - 1; i++)
766 bufprint(" ");
767
768 switch (TYP) {
769 case _CBYTE:
770 bufprint("%-*s = 0x%x\n", slen, NAME, *(u8 *) (cmsg->m + cmsg->l));
771 cmsg->l++;
772 break;
773 case _CWORD:
774 bufprint("%-*s = 0x%x\n", slen, NAME, *(u16 *) (cmsg->m + cmsg->l));
775 cmsg->l += 2;
776 break;
777 case _CDWORD:
778 bufprint("%-*s = 0x%lx\n", slen, NAME, *(u32 *) (cmsg->m + cmsg->l));
779 cmsg->l += 4;
780 break;
781 case _CSTRUCT:
782 bufprint("%-*s = ", slen, NAME);
783 if (cmsg->m[cmsg->l] == '\0')
784 bufprint("default");
785 else
786 printstruct(cmsg->m + cmsg->l);
787 bufprint("\n");
788 if (cmsg->m[cmsg->l] != 0xff)
789 cmsg->l += 1 + cmsg->m[cmsg->l];
790 else
791 cmsg->l += 3 + *(u16 *) (cmsg->m + cmsg->l + 1);
792
793 break;
794
795 case _CMSTRUCT:
796/*----- Metastruktur 0 -----*/
797 if (cmsg->m[cmsg->l] == '\0') {
798 bufprint("%-*s = default\n", slen, NAME);
799 cmsg->l++;
800 jumpcstruct(cmsg);
801 } else {
802 char *name = NAME;
803 unsigned _l = cmsg->l;
804 bufprint("%-*s\n", slen, name);
805 cmsg->l = (cmsg->m + _l)[0] == 255 ? cmsg->l + 3 : cmsg->l + 1;
806 cmsg->p++;
807 protocol_message_2_pars(cmsg, level + 1);
808 }
809 break;
810 }
811 }
812}
813/*-------------------------------------------------------*/
814char *capi_message2str(u8 * msg)
815{
816
817 _cmsg cmsg;
818 p = buf;
819 p[0] = 0;
820
821 cmsg.m = msg;
822 cmsg.l = 8;
823 cmsg.p = 0;
824 byteTRcpy(cmsg.m + 4, &cmsg.Command);
825 byteTRcpy(cmsg.m + 5, &cmsg.Subcommand);
826 cmsg.par = cpars[command_2_index(cmsg.Command, cmsg.Subcommand)];
827
828 bufprint("%-26s ID=%03d #0x%04x LEN=%04d\n",
829 mnames[command_2_index(cmsg.Command, cmsg.Subcommand)],
830 ((unsigned short *) msg)[1],
831 ((unsigned short *) msg)[3],
832 ((unsigned short *) msg)[0]);
833
834 protocol_message_2_pars(&cmsg, 1);
835 return buf;
836}
837
838char *capi_cmsg2str(_cmsg * cmsg)
839{
840 p = buf;
841 p[0] = 0;
842 cmsg->l = 8;
843 cmsg->p = 0;
844 bufprint("%s ID=%03d #0x%04x LEN=%04d\n",
845 mnames[command_2_index(cmsg->Command, cmsg->Subcommand)],
846 ((u16 *) cmsg->m)[1],
847 ((u16 *) cmsg->m)[3],
848 ((u16 *) cmsg->m)[0]);
849 protocol_message_2_pars(cmsg, 1);
850 return buf;
851}
852
853EXPORT_SYMBOL(capi_cmsg2message);
854EXPORT_SYMBOL(capi_message2cmsg);
855EXPORT_SYMBOL(capi_cmsg_header);
856EXPORT_SYMBOL(capi_cmd2str);
857EXPORT_SYMBOL(capi_cmsg2str);
858EXPORT_SYMBOL(capi_message2str);
859EXPORT_SYMBOL(capi_info2str);