summaryrefslogtreecommitdiff
path: root/include/linux/isdn/capiutil.h
blob: 63bd9cf821a763953cd94243d385a74e8672ee5c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
/* $Id: capiutil.h,v 1.5.6.2 2001/09/23 22:24:33 kai Exp $
 *
 * CAPI 2.0 defines & types
 *
 * From CAPI 2.0 Development Kit AVM 1995 (msg.c)
 * Rewritten for Linux 1996 by Carsten Paeth <calle@calle.de>
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#ifndef __CAPIUTIL_H__
#define __CAPIUTIL_H__

#include <asm/types.h>

#define CAPIMSG_BASELEN		8
#define CAPIMSG_U8(m, off)	(m[off])
#define CAPIMSG_U16(m, off)	(m[off]|(m[(off)+1]<<8))
#define CAPIMSG_U32(m, off)	(m[off]|(m[(off)+1]<<8)|(m[(off)+2]<<16)|(m[(off)+3]<<24))
#define	CAPIMSG_LEN(m)		CAPIMSG_U16(m,0)
#define	CAPIMSG_APPID(m)	CAPIMSG_U16(m,2)
#define	CAPIMSG_COMMAND(m)	CAPIMSG_U8(m,4)
#define	CAPIMSG_SUBCOMMAND(m)	CAPIMSG_U8(m,5)
#define CAPIMSG_CMD(m)		(((m[4])<<8)|(m[5]))
#define	CAPIMSG_MSGID(m)	CAPIMSG_U16(m,6)
#define CAPIMSG_CONTROLLER(m)	(m[8] & 0x7f)
#define CAPIMSG_CONTROL(m)	CAPIMSG_U32(m, 8)
#define CAPIMSG_NCCI(m)		CAPIMSG_CONTROL(m)
#define CAPIMSG_DATALEN(m)	CAPIMSG_U16(m,16) /* DATA_B3_REQ */

static inline void capimsg_setu8(void *m, int off, __u8 val)
{
	((__u8 *)m)[off] = val;
}

static inline void capimsg_setu16(void *m, int off, __u16 val)
{
	((__u8 *)m)[off] = val & 0xff;
	((__u8 *)m)[off+1] = (val >> 8) & 0xff;
}

static inline void capimsg_setu32(void *m, int off, __u32 val)
{
	((__u8 *)m)[off] = val & 0xff;
	((__u8 *)m)[off+1] = (val >> 8) & 0xff;
	((__u8 *)m)[off+2] = (val >> 16) & 0xff;
	((__u8 *)m)[off+3] = (val >> 24) & 0xff;
}

#define	CAPIMSG_SETLEN(m, len)		capimsg_setu16(m, 0, len)
#define	CAPIMSG_SETAPPID(m, applid)	capimsg_setu16(m, 2, applid)
#define	CAPIMSG_SETCOMMAND(m,cmd)	capimsg_setu8(m, 4, cmd)
#define	CAPIMSG_SETSUBCOMMAND(m, cmd)	capimsg_setu8(m, 5, cmd)
#define	CAPIMSG_SETMSGID(m, msgid)	capimsg_setu16(m, 6, msgid)
#define	CAPIMSG_SETCONTROL(m, contr)	capimsg_setu32(m, 8, contr)
#define	CAPIMSG_SETDATALEN(m, len)	capimsg_setu16(m, 16, len)

/*----- basic-type definitions -----*/

typedef __u8 *_cstruct;

typedef enum {
	CAPI_COMPOSE,
	CAPI_DEFAULT
} _cmstruct;

/*
   The _cmsg structure contains all possible CAPI 2.0 parameter.
   All parameters are stored here first. The function CAPI_CMSG_2_MESSAGE
   assembles the parameter and builds CAPI2.0 conform messages.
   CAPI_MESSAGE_2_CMSG disassembles CAPI 2.0 messages and stores the
   parameter in the _cmsg structure
 */

typedef struct {
	/* Header */
	__u16 ApplId;
	__u8 Command;
	__u8 Subcommand;
	__u16 Messagenumber;

	/* Parameter */
	union {
		__u32 adrController;
		__u32 adrPLCI;
		__u32 adrNCCI;
	} adr;

	_cmstruct AdditionalInfo;
	_cstruct B1configuration;
	__u16 B1protocol;
	_cstruct B2configuration;
	__u16 B2protocol;
	_cstruct B3configuration;
	__u16 B3protocol;
	_cstruct BC;
	_cstruct BChannelinformation;
	_cmstruct BProtocol;
	_cstruct CalledPartyNumber;
	_cstruct CalledPartySubaddress;
	_cstruct CallingPartyNumber;
	_cstruct CallingPartySubaddress;
	__u32 CIPmask;
	__u32 CIPmask2;
	__u16 CIPValue;
	__u32 Class;
	_cstruct ConnectedNumber;
	_cstruct ConnectedSubaddress;
	__u32 Data;
	__u16 DataHandle;
	__u16 DataLength;
	_cstruct FacilityConfirmationParameter;
	_cstruct Facilitydataarray;
	_cstruct FacilityIndicationParameter;
	_cstruct FacilityRequestParameter;
	__u16 FacilitySelector;
	__u16 Flags;
	__u32 Function;
	_cstruct HLC;
	__u16 Info;
	_cstruct InfoElement;
	__u32 InfoMask;
	__u16 InfoNumber;
	_cstruct Keypadfacility;
	_cstruct LLC;
	_cstruct ManuData;
	__u32 ManuID;
	_cstruct NCPI;
	__u16 Reason;
	__u16 Reason_B3;
	__u16 Reject;
	_cstruct Useruserdata;

	/* intern */
	unsigned l, p;
	unsigned char *par;
	__u8 *m;

	/* buffer to construct message */
	__u8 buf[180];

} _cmsg;

/*
 * capi_cmsg2message() assembles the parameter from _cmsg to a CAPI 2.0
 * conform message
 */
unsigned capi_cmsg2message(_cmsg * cmsg, __u8 * msg);

/*
 *  capi_message2cmsg disassembles a CAPI message an writes the parameter
 *  into _cmsg for easy access
 */
unsigned capi_message2cmsg(_cmsg * cmsg, __u8 * msg);

/*
 * capi_cmsg_header() fills the _cmsg structure with default values, so only
 * parameter with non default values must be changed before sending the
 * message.
 */
unsigned capi_cmsg_header(_cmsg * cmsg, __u16 _ApplId,
			  __u8 _Command, __u8 _Subcommand,
			  __u16 _Messagenumber, __u32 _Controller);

/*
 * capi_info2str generated a readable string for Capi2.0 reasons.
 */
char *capi_info2str(__u16 reason);

/*-----------------------------------------------------------------------*/

/*
 * Debugging / Tracing functions
 */

char *capi_cmd2str(__u8 cmd, __u8 subcmd);

typedef struct {
	u_char	*buf;
	u_char	*p;
	size_t	size;
	size_t	pos;
} _cdebbuf;

#define	CDEBUG_SIZE	1024
#define	CDEBUG_GSIZE	4096

_cdebbuf *cdebbuf_alloc(void);
void cdebbuf_free(_cdebbuf *cdb);
int cdebug_init(void);
void cdebug_exit(void);

_cdebbuf *capi_cmsg2str(_cmsg *cmsg);
_cdebbuf *capi_message2str(__u8 *msg);

/*-----------------------------------------------------------------------*/

static inline void capi_cmsg_answer(_cmsg * cmsg)
{
	cmsg->Subcommand |= 0x01;
}

/*-----------------------------------------------------------------------*/

static inline void capi_fill_CONNECT_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					    __u32 adr,
					    _cstruct NCPI)
{
	capi_cmsg_header(cmsg, ApplId, 0x82, 0x80, Messagenumber, adr);
	cmsg->NCPI = NCPI;
}

static inline void capi_fill_FACILITY_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  __u16 FacilitySelector,
				       _cstruct FacilityRequestParameter)
{
	capi_cmsg_header(cmsg, ApplId, 0x80, 0x80, Messagenumber, adr);
	cmsg->FacilitySelector = FacilitySelector;
	cmsg->FacilityRequestParameter = FacilityRequestParameter;
}

static inline void capi_fill_INFO_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
				      __u32 adr,
				      _cstruct CalledPartyNumber,
				      _cstruct BChannelinformation,
				      _cstruct Keypadfacility,
				      _cstruct Useruserdata,
				      _cstruct Facilitydataarray)
{
	capi_cmsg_header(cmsg, ApplId, 0x08, 0x80, Messagenumber, adr);
	cmsg->CalledPartyNumber = CalledPartyNumber;
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}

static inline void capi_fill_LISTEN_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					__u32 adr,
					__u32 InfoMask,
					__u32 CIPmask,
					__u32 CIPmask2,
					_cstruct CallingPartyNumber,
					_cstruct CallingPartySubaddress)
{
	capi_cmsg_header(cmsg, ApplId, 0x05, 0x80, Messagenumber, adr);
	cmsg->InfoMask = InfoMask;
	cmsg->CIPmask = CIPmask;
	cmsg->CIPmask2 = CIPmask2;
	cmsg->CallingPartyNumber = CallingPartyNumber;
	cmsg->CallingPartySubaddress = CallingPartySubaddress;
}

static inline void capi_fill_ALERT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
				       __u32 adr,
				       _cstruct BChannelinformation,
				       _cstruct Keypadfacility,
				       _cstruct Useruserdata,
				       _cstruct Facilitydataarray)
{
	capi_cmsg_header(cmsg, ApplId, 0x01, 0x80, Messagenumber, adr);
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}

static inline void capi_fill_CONNECT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					 __u32 adr,
					 __u16 CIPValue,
					 _cstruct CalledPartyNumber,
					 _cstruct CallingPartyNumber,
					 _cstruct CalledPartySubaddress,
					 _cstruct CallingPartySubaddress,
					 __u16 B1protocol,
					 __u16 B2protocol,
					 __u16 B3protocol,
					 _cstruct B1configuration,
					 _cstruct B2configuration,
					 _cstruct B3configuration,
					 _cstruct BC,
					 _cstruct LLC,
					 _cstruct HLC,
					 _cstruct BChannelinformation,
					 _cstruct Keypadfacility,
					 _cstruct Useruserdata,
					 _cstruct Facilitydataarray)
{

	capi_cmsg_header(cmsg, ApplId, 0x02, 0x80, Messagenumber, adr);
	cmsg->CIPValue = CIPValue;
	cmsg->CalledPartyNumber = CalledPartyNumber;
	cmsg->CallingPartyNumber = CallingPartyNumber;
	cmsg->CalledPartySubaddress = CalledPartySubaddress;
	cmsg->CallingPartySubaddress = CallingPartySubaddress;
	cmsg->B1protocol = B1protocol;
	cmsg->B2protocol = B2protocol;
	cmsg->B3protocol = B3protocol;
	cmsg->B1configuration = B1configuration;
	cmsg->B2configuration = B2configuration;
	cmsg->B3configuration = B3configuration;
	cmsg->BC = BC;
	cmsg->LLC = LLC;
	cmsg->HLC = HLC;
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}

static inline void capi_fill_DATA_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					 __u32 adr,
					 __u32 Data,
					 __u16 DataLength,
					 __u16 DataHandle,
					 __u16 Flags)
{

	capi_cmsg_header(cmsg, ApplId, 0x86, 0x80, Messagenumber, adr);
	cmsg->Data = Data;
	cmsg->DataLength = DataLength;
	cmsg->DataHandle = DataHandle;
	cmsg->Flags = Flags;
}

static inline void capi_fill_DISCONNECT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					    __u32 adr,
					    _cstruct BChannelinformation,
					    _cstruct Keypadfacility,
					    _cstruct Useruserdata,
					    _cstruct Facilitydataarray)
{

	capi_cmsg_header(cmsg, ApplId, 0x04, 0x80, Messagenumber, adr);
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}

static inline void capi_fill_DISCONNECT_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					       __u32 adr,
					       _cstruct NCPI)
{

	capi_cmsg_header(cmsg, ApplId, 0x84, 0x80, Messagenumber, adr);
	cmsg->NCPI = NCPI;
}

static inline void capi_fill_MANUFACTURER_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					      __u32 adr,
					      __u32 ManuID,
					      __u32 Class,
					      __u32 Function,
					      _cstruct ManuData)
{

	capi_cmsg_header(cmsg, ApplId, 0xff, 0x80, Messagenumber, adr);
	cmsg->ManuID = ManuID;
	cmsg->Class = Class;
	cmsg->Function = Function;
	cmsg->ManuData = ManuData;
}

static inline void capi_fill_RESET_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  _cstruct NCPI)
{

	capi_cmsg_header(cmsg, ApplId, 0x87, 0x80, Messagenumber, adr);
	cmsg->NCPI = NCPI;
}

static inline void capi_fill_SELECT_B_PROTOCOL_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						   __u32 adr,
						   __u16 B1protocol,
						   __u16 B2protocol,
						   __u16 B3protocol,
						_cstruct B1configuration,
						_cstruct B2configuration,
						_cstruct B3configuration)
{

	capi_cmsg_header(cmsg, ApplId, 0x41, 0x80, Messagenumber, adr);
	cmsg->B1protocol = B1protocol;
	cmsg->B2protocol = B2protocol;
	cmsg->B3protocol = B3protocol;
	cmsg->B1configuration = B1configuration;
	cmsg->B2configuration = B2configuration;
	cmsg->B3configuration = B3configuration;
}

static inline void capi_fill_CONNECT_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  __u16 Reject,
					  __u16 B1protocol,
					  __u16 B2protocol,
					  __u16 B3protocol,
					  _cstruct B1configuration,
					  _cstruct B2configuration,
					  _cstruct B3configuration,
					  _cstruct ConnectedNumber,
					  _cstruct ConnectedSubaddress,
					  _cstruct LLC,
					  _cstruct BChannelinformation,
					  _cstruct Keypadfacility,
					  _cstruct Useruserdata,
					  _cstruct Facilitydataarray)
{
	capi_cmsg_header(cmsg, ApplId, 0x02, 0x83, Messagenumber, adr);
	cmsg->Reject = Reject;
	cmsg->B1protocol = B1protocol;
	cmsg->B2protocol = B2protocol;
	cmsg->B3protocol = B3protocol;
	cmsg->B1configuration = B1configuration;
	cmsg->B2configuration = B2configuration;
	cmsg->B3configuration = B3configuration;
	cmsg->ConnectedNumber = ConnectedNumber;
	cmsg->ConnectedSubaddress = ConnectedSubaddress;
	cmsg->LLC = LLC;
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}

static inline void capi_fill_CONNECT_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						 __u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x03, 0x83, Messagenumber, adr);
}

static inline void capi_fill_CONNECT_B3_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						    __u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x83, 0x83, Messagenumber, adr);
}

static inline void capi_fill_CONNECT_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					     __u32 adr,
					     __u16 Reject,
					     _cstruct NCPI)
{
	capi_cmsg_header(cmsg, ApplId, 0x82, 0x83, Messagenumber, adr);
	cmsg->Reject = Reject;
	cmsg->NCPI = NCPI;
}

static inline void capi_fill_CONNECT_B3_T90_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
							__u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x88, 0x83, Messagenumber, adr);
}

static inline void capi_fill_DATA_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  __u16 DataHandle)
{

	capi_cmsg_header(cmsg, ApplId, 0x86, 0x83, Messagenumber, adr);
	cmsg->DataHandle = DataHandle;
}

static inline void capi_fill_DISCONNECT_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						__u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x84, 0x83, Messagenumber, adr);
}

static inline void capi_fill_DISCONNECT_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					     __u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x04, 0x83, Messagenumber, adr);
}

static inline void capi_fill_FACILITY_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					   __u32 adr,
					   __u16 FacilitySelector)
{

	capi_cmsg_header(cmsg, ApplId, 0x80, 0x83, Messagenumber, adr);
	cmsg->FacilitySelector = FacilitySelector;
}

static inline void capi_fill_INFO_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
				       __u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x08, 0x83, Messagenumber, adr);
}

static inline void capi_fill_MANUFACTURER_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					       __u32 adr,
					       __u32 ManuID,
					       __u32 Class,
					       __u32 Function,
					       _cstruct ManuData)
{

	capi_cmsg_header(cmsg, ApplId, 0xff, 0x83, Messagenumber, adr);
	cmsg->ManuID = ManuID;
	cmsg->Class = Class;
	cmsg->Function = Function;
	cmsg->ManuData = ManuData;
}

static inline void capi_fill_RESET_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					   __u32 adr)
{

	capi_cmsg_header(cmsg, ApplId, 0x87, 0x83, Messagenumber, adr);
}

#endif				/* __CAPIUTIL_H__ */