scheduler: compute time-average nr_running per run-queue
[linux-2.6.git] / include / linux / isdn / capiutil.h
1 /* $Id: capiutil.h,v 1.5.6.2 2001/09/23 22:24:33 kai Exp $
2  *
3  * CAPI 2.0 defines & types
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 #ifndef __CAPIUTIL_H__
14 #define __CAPIUTIL_H__
15
16 #include <asm/types.h>
17
18 #define CAPIMSG_BASELEN         8
19 #define CAPIMSG_U8(m, off)      (m[off])
20 #define CAPIMSG_U16(m, off)     (m[off]|(m[(off)+1]<<8))
21 #define CAPIMSG_U32(m, off)     (m[off]|(m[(off)+1]<<8)|(m[(off)+2]<<16)|(m[(off)+3]<<24))
22 #define CAPIMSG_LEN(m)          CAPIMSG_U16(m,0)
23 #define CAPIMSG_APPID(m)        CAPIMSG_U16(m,2)
24 #define CAPIMSG_COMMAND(m)      CAPIMSG_U8(m,4)
25 #define CAPIMSG_SUBCOMMAND(m)   CAPIMSG_U8(m,5)
26 #define CAPIMSG_CMD(m)          (((m[4])<<8)|(m[5]))
27 #define CAPIMSG_MSGID(m)        CAPIMSG_U16(m,6)
28 #define CAPIMSG_CONTROLLER(m)   (m[8] & 0x7f)
29 #define CAPIMSG_CONTROL(m)      CAPIMSG_U32(m, 8)
30 #define CAPIMSG_NCCI(m)         CAPIMSG_CONTROL(m)
31 #define CAPIMSG_DATALEN(m)      CAPIMSG_U16(m,16) /* DATA_B3_REQ */
32
33 static inline void capimsg_setu8(void *m, int off, __u8 val)
34 {
35         ((__u8 *)m)[off] = val;
36 }
37
38 static inline void capimsg_setu16(void *m, int off, __u16 val)
39 {
40         ((__u8 *)m)[off] = val & 0xff;
41         ((__u8 *)m)[off+1] = (val >> 8) & 0xff;
42 }
43
44 static inline void capimsg_setu32(void *m, int off, __u32 val)
45 {
46         ((__u8 *)m)[off] = val & 0xff;
47         ((__u8 *)m)[off+1] = (val >> 8) & 0xff;
48         ((__u8 *)m)[off+2] = (val >> 16) & 0xff;
49         ((__u8 *)m)[off+3] = (val >> 24) & 0xff;
50 }
51
52 #define CAPIMSG_SETLEN(m, len)          capimsg_setu16(m, 0, len)
53 #define CAPIMSG_SETAPPID(m, applid)     capimsg_setu16(m, 2, applid)
54 #define CAPIMSG_SETCOMMAND(m,cmd)       capimsg_setu8(m, 4, cmd)
55 #define CAPIMSG_SETSUBCOMMAND(m, cmd)   capimsg_setu8(m, 5, cmd)
56 #define CAPIMSG_SETMSGID(m, msgid)      capimsg_setu16(m, 6, msgid)
57 #define CAPIMSG_SETCONTROL(m, contr)    capimsg_setu32(m, 8, contr)
58 #define CAPIMSG_SETDATALEN(m, len)      capimsg_setu16(m, 16, len)
59
60 /*----- basic-type definitions -----*/
61
62 typedef __u8 *_cstruct;
63
64 typedef enum {
65         CAPI_COMPOSE,
66         CAPI_DEFAULT
67 } _cmstruct;
68
69 /*
70    The _cmsg structure contains all possible CAPI 2.0 parameter.
71    All parameters are stored here first. The function CAPI_CMSG_2_MESSAGE
72    assembles the parameter and builds CAPI2.0 conform messages.
73    CAPI_MESSAGE_2_CMSG disassembles CAPI 2.0 messages and stores the
74    parameter in the _cmsg structure
75  */
76
77 typedef struct {
78         /* Header */
79         __u16 ApplId;
80         __u8 Command;
81         __u8 Subcommand;
82         __u16 Messagenumber;
83
84         /* Parameter */
85         union {
86                 __u32 adrController;
87                 __u32 adrPLCI;
88                 __u32 adrNCCI;
89         } adr;
90
91         _cmstruct AdditionalInfo;
92         _cstruct B1configuration;
93         __u16 B1protocol;
94         _cstruct B2configuration;
95         __u16 B2protocol;
96         _cstruct B3configuration;
97         __u16 B3protocol;
98         _cstruct BC;
99         _cstruct BChannelinformation;
100         _cmstruct BProtocol;
101         _cstruct CalledPartyNumber;
102         _cstruct CalledPartySubaddress;
103         _cstruct CallingPartyNumber;
104         _cstruct CallingPartySubaddress;
105         __u32 CIPmask;
106         __u32 CIPmask2;
107         __u16 CIPValue;
108         __u32 Class;
109         _cstruct ConnectedNumber;
110         _cstruct ConnectedSubaddress;
111         __u32 Data;
112         __u16 DataHandle;
113         __u16 DataLength;
114         _cstruct FacilityConfirmationParameter;
115         _cstruct Facilitydataarray;
116         _cstruct FacilityIndicationParameter;
117         _cstruct FacilityRequestParameter;
118         __u16 FacilitySelector;
119         __u16 Flags;
120         __u32 Function;
121         _cstruct HLC;
122         __u16 Info;
123         _cstruct InfoElement;
124         __u32 InfoMask;
125         __u16 InfoNumber;
126         _cstruct Keypadfacility;
127         _cstruct LLC;
128         _cstruct ManuData;
129         __u32 ManuID;
130         _cstruct NCPI;
131         __u16 Reason;
132         __u16 Reason_B3;
133         __u16 Reject;
134         _cstruct Useruserdata;
135
136         /* intern */
137         unsigned l, p;
138         unsigned char *par;
139         __u8 *m;
140
141         /* buffer to construct message */
142         __u8 buf[180];
143
144 } _cmsg;
145
146 /*
147  * capi_cmsg2message() assembles the parameter from _cmsg to a CAPI 2.0
148  * conform message
149  */
150 unsigned capi_cmsg2message(_cmsg * cmsg, __u8 * msg);
151
152 /*
153  *  capi_message2cmsg disassembles a CAPI message an writes the parameter
154  *  into _cmsg for easy access
155  */
156 unsigned capi_message2cmsg(_cmsg * cmsg, __u8 * msg);
157
158 /*
159  * capi_cmsg_header() fills the _cmsg structure with default values, so only
160  * parameter with non default values must be changed before sending the
161  * message.
162  */
163 unsigned capi_cmsg_header(_cmsg * cmsg, __u16 _ApplId,
164                           __u8 _Command, __u8 _Subcommand,
165                           __u16 _Messagenumber, __u32 _Controller);
166
167 /*
168  * capi_info2str generated a readable string for Capi2.0 reasons.
169  */
170 char *capi_info2str(__u16 reason);
171
172 /*-----------------------------------------------------------------------*/
173
174 /*
175  * Debugging / Tracing functions
176  */
177
178 char *capi_cmd2str(__u8 cmd, __u8 subcmd);
179
180 typedef struct {
181         u_char  *buf;
182         u_char  *p;
183         size_t  size;
184         size_t  pos;
185 } _cdebbuf;
186
187 #define CDEBUG_SIZE     1024
188 #define CDEBUG_GSIZE    4096
189
190 void cdebbuf_free(_cdebbuf *cdb);
191 int cdebug_init(void);
192 void cdebug_exit(void);
193
194 _cdebbuf *capi_cmsg2str(_cmsg *cmsg);
195 _cdebbuf *capi_message2str(__u8 *msg);
196
197 /*-----------------------------------------------------------------------*/
198
199 static inline void capi_cmsg_answer(_cmsg * cmsg)
200 {
201         cmsg->Subcommand |= 0x01;
202 }
203
204 /*-----------------------------------------------------------------------*/
205
206 static inline void capi_fill_CONNECT_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
207                                             __u32 adr,
208                                             _cstruct NCPI)
209 {
210         capi_cmsg_header(cmsg, ApplId, 0x82, 0x80, Messagenumber, adr);
211         cmsg->NCPI = NCPI;
212 }
213
214 static inline void capi_fill_FACILITY_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
215                                           __u32 adr,
216                                           __u16 FacilitySelector,
217                                        _cstruct FacilityRequestParameter)
218 {
219         capi_cmsg_header(cmsg, ApplId, 0x80, 0x80, Messagenumber, adr);
220         cmsg->FacilitySelector = FacilitySelector;
221         cmsg->FacilityRequestParameter = FacilityRequestParameter;
222 }
223
224 static inline void capi_fill_INFO_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
225                                       __u32 adr,
226                                       _cstruct CalledPartyNumber,
227                                       _cstruct BChannelinformation,
228                                       _cstruct Keypadfacility,
229                                       _cstruct Useruserdata,
230                                       _cstruct Facilitydataarray)
231 {
232         capi_cmsg_header(cmsg, ApplId, 0x08, 0x80, Messagenumber, adr);
233         cmsg->CalledPartyNumber = CalledPartyNumber;
234         cmsg->BChannelinformation = BChannelinformation;
235         cmsg->Keypadfacility = Keypadfacility;
236         cmsg->Useruserdata = Useruserdata;
237         cmsg->Facilitydataarray = Facilitydataarray;
238 }
239
240 static inline void capi_fill_LISTEN_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
241                                         __u32 adr,
242                                         __u32 InfoMask,
243                                         __u32 CIPmask,
244                                         __u32 CIPmask2,
245                                         _cstruct CallingPartyNumber,
246                                         _cstruct CallingPartySubaddress)
247 {
248         capi_cmsg_header(cmsg, ApplId, 0x05, 0x80, Messagenumber, adr);
249         cmsg->InfoMask = InfoMask;
250         cmsg->CIPmask = CIPmask;
251         cmsg->CIPmask2 = CIPmask2;
252         cmsg->CallingPartyNumber = CallingPartyNumber;
253         cmsg->CallingPartySubaddress = CallingPartySubaddress;
254 }
255
256 static inline void capi_fill_ALERT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
257                                        __u32 adr,
258                                        _cstruct BChannelinformation,
259                                        _cstruct Keypadfacility,
260                                        _cstruct Useruserdata,
261                                        _cstruct Facilitydataarray)
262 {
263         capi_cmsg_header(cmsg, ApplId, 0x01, 0x80, Messagenumber, adr);
264         cmsg->BChannelinformation = BChannelinformation;
265         cmsg->Keypadfacility = Keypadfacility;
266         cmsg->Useruserdata = Useruserdata;
267         cmsg->Facilitydataarray = Facilitydataarray;
268 }
269
270 static inline void capi_fill_CONNECT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
271                                          __u32 adr,
272                                          __u16 CIPValue,
273                                          _cstruct CalledPartyNumber,
274                                          _cstruct CallingPartyNumber,
275                                          _cstruct CalledPartySubaddress,
276                                          _cstruct CallingPartySubaddress,
277                                          __u16 B1protocol,
278                                          __u16 B2protocol,
279                                          __u16 B3protocol,
280                                          _cstruct B1configuration,
281                                          _cstruct B2configuration,
282                                          _cstruct B3configuration,
283                                          _cstruct BC,
284                                          _cstruct LLC,
285                                          _cstruct HLC,
286                                          _cstruct BChannelinformation,
287                                          _cstruct Keypadfacility,
288                                          _cstruct Useruserdata,
289                                          _cstruct Facilitydataarray)
290 {
291
292         capi_cmsg_header(cmsg, ApplId, 0x02, 0x80, Messagenumber, adr);
293         cmsg->CIPValue = CIPValue;
294         cmsg->CalledPartyNumber = CalledPartyNumber;
295         cmsg->CallingPartyNumber = CallingPartyNumber;
296         cmsg->CalledPartySubaddress = CalledPartySubaddress;
297         cmsg->CallingPartySubaddress = CallingPartySubaddress;
298         cmsg->B1protocol = B1protocol;
299         cmsg->B2protocol = B2protocol;
300         cmsg->B3protocol = B3protocol;
301         cmsg->B1configuration = B1configuration;
302         cmsg->B2configuration = B2configuration;
303         cmsg->B3configuration = B3configuration;
304         cmsg->BC = BC;
305         cmsg->LLC = LLC;
306         cmsg->HLC = HLC;
307         cmsg->BChannelinformation = BChannelinformation;
308         cmsg->Keypadfacility = Keypadfacility;
309         cmsg->Useruserdata = Useruserdata;
310         cmsg->Facilitydataarray = Facilitydataarray;
311 }
312
313 static inline void capi_fill_DATA_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
314                                          __u32 adr,
315                                          __u32 Data,
316                                          __u16 DataLength,
317                                          __u16 DataHandle,
318                                          __u16 Flags)
319 {
320
321         capi_cmsg_header(cmsg, ApplId, 0x86, 0x80, Messagenumber, adr);
322         cmsg->Data = Data;
323         cmsg->DataLength = DataLength;
324         cmsg->DataHandle = DataHandle;
325         cmsg->Flags = Flags;
326 }
327
328 static inline void capi_fill_DISCONNECT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
329                                             __u32 adr,
330                                             _cstruct BChannelinformation,
331                                             _cstruct Keypadfacility,
332                                             _cstruct Useruserdata,
333                                             _cstruct Facilitydataarray)
334 {
335
336         capi_cmsg_header(cmsg, ApplId, 0x04, 0x80, Messagenumber, adr);
337         cmsg->BChannelinformation = BChannelinformation;
338         cmsg->Keypadfacility = Keypadfacility;
339         cmsg->Useruserdata = Useruserdata;
340         cmsg->Facilitydataarray = Facilitydataarray;
341 }
342
343 static inline void capi_fill_DISCONNECT_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
344                                                __u32 adr,
345                                                _cstruct NCPI)
346 {
347
348         capi_cmsg_header(cmsg, ApplId, 0x84, 0x80, Messagenumber, adr);
349         cmsg->NCPI = NCPI;
350 }
351
352 static inline void capi_fill_MANUFACTURER_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
353                                               __u32 adr,
354                                               __u32 ManuID,
355                                               __u32 Class,
356                                               __u32 Function,
357                                               _cstruct ManuData)
358 {
359
360         capi_cmsg_header(cmsg, ApplId, 0xff, 0x80, Messagenumber, adr);
361         cmsg->ManuID = ManuID;
362         cmsg->Class = Class;
363         cmsg->Function = Function;
364         cmsg->ManuData = ManuData;
365 }
366
367 static inline void capi_fill_RESET_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
368                                           __u32 adr,
369                                           _cstruct NCPI)
370 {
371
372         capi_cmsg_header(cmsg, ApplId, 0x87, 0x80, Messagenumber, adr);
373         cmsg->NCPI = NCPI;
374 }
375
376 static inline void capi_fill_SELECT_B_PROTOCOL_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
377                                                    __u32 adr,
378                                                    __u16 B1protocol,
379                                                    __u16 B2protocol,
380                                                    __u16 B3protocol,
381                                                 _cstruct B1configuration,
382                                                 _cstruct B2configuration,
383                                                 _cstruct B3configuration)
384 {
385
386         capi_cmsg_header(cmsg, ApplId, 0x41, 0x80, Messagenumber, adr);
387         cmsg->B1protocol = B1protocol;
388         cmsg->B2protocol = B2protocol;
389         cmsg->B3protocol = B3protocol;
390         cmsg->B1configuration = B1configuration;
391         cmsg->B2configuration = B2configuration;
392         cmsg->B3configuration = B3configuration;
393 }
394
395 static inline void capi_fill_CONNECT_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
396                                           __u32 adr,
397                                           __u16 Reject,
398                                           __u16 B1protocol,
399                                           __u16 B2protocol,
400                                           __u16 B3protocol,
401                                           _cstruct B1configuration,
402                                           _cstruct B2configuration,
403                                           _cstruct B3configuration,
404                                           _cstruct ConnectedNumber,
405                                           _cstruct ConnectedSubaddress,
406                                           _cstruct LLC,
407                                           _cstruct BChannelinformation,
408                                           _cstruct Keypadfacility,
409                                           _cstruct Useruserdata,
410                                           _cstruct Facilitydataarray)
411 {
412         capi_cmsg_header(cmsg, ApplId, 0x02, 0x83, Messagenumber, adr);
413         cmsg->Reject = Reject;
414         cmsg->B1protocol = B1protocol;
415         cmsg->B2protocol = B2protocol;
416         cmsg->B3protocol = B3protocol;
417         cmsg->B1configuration = B1configuration;
418         cmsg->B2configuration = B2configuration;
419         cmsg->B3configuration = B3configuration;
420         cmsg->ConnectedNumber = ConnectedNumber;
421         cmsg->ConnectedSubaddress = ConnectedSubaddress;
422         cmsg->LLC = LLC;
423         cmsg->BChannelinformation = BChannelinformation;
424         cmsg->Keypadfacility = Keypadfacility;
425         cmsg->Useruserdata = Useruserdata;
426         cmsg->Facilitydataarray = Facilitydataarray;
427 }
428
429 static inline void capi_fill_CONNECT_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
430                                                  __u32 adr)
431 {
432
433         capi_cmsg_header(cmsg, ApplId, 0x03, 0x83, Messagenumber, adr);
434 }
435
436 static inline void capi_fill_CONNECT_B3_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
437                                                     __u32 adr)
438 {
439
440         capi_cmsg_header(cmsg, ApplId, 0x83, 0x83, Messagenumber, adr);
441 }
442
443 static inline void capi_fill_CONNECT_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
444                                              __u32 adr,
445                                              __u16 Reject,
446                                              _cstruct NCPI)
447 {
448         capi_cmsg_header(cmsg, ApplId, 0x82, 0x83, Messagenumber, adr);
449         cmsg->Reject = Reject;
450         cmsg->NCPI = NCPI;
451 }
452
453 static inline void capi_fill_CONNECT_B3_T90_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
454                                                         __u32 adr)
455 {
456
457         capi_cmsg_header(cmsg, ApplId, 0x88, 0x83, Messagenumber, adr);
458 }
459
460 static inline void capi_fill_DATA_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
461                                           __u32 adr,
462                                           __u16 DataHandle)
463 {
464
465         capi_cmsg_header(cmsg, ApplId, 0x86, 0x83, Messagenumber, adr);
466         cmsg->DataHandle = DataHandle;
467 }
468
469 static inline void capi_fill_DISCONNECT_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
470                                                 __u32 adr)
471 {
472
473         capi_cmsg_header(cmsg, ApplId, 0x84, 0x83, Messagenumber, adr);
474 }
475
476 static inline void capi_fill_DISCONNECT_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
477                                              __u32 adr)
478 {
479
480         capi_cmsg_header(cmsg, ApplId, 0x04, 0x83, Messagenumber, adr);
481 }
482
483 static inline void capi_fill_FACILITY_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
484                                            __u32 adr,
485                                            __u16 FacilitySelector)
486 {
487
488         capi_cmsg_header(cmsg, ApplId, 0x80, 0x83, Messagenumber, adr);
489         cmsg->FacilitySelector = FacilitySelector;
490 }
491
492 static inline void capi_fill_INFO_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
493                                        __u32 adr)
494 {
495
496         capi_cmsg_header(cmsg, ApplId, 0x08, 0x83, Messagenumber, adr);
497 }
498
499 static inline void capi_fill_MANUFACTURER_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
500                                                __u32 adr,
501                                                __u32 ManuID,
502                                                __u32 Class,
503                                                __u32 Function,
504                                                _cstruct ManuData)
505 {
506
507         capi_cmsg_header(cmsg, ApplId, 0xff, 0x83, Messagenumber, adr);
508         cmsg->ManuID = ManuID;
509         cmsg->Class = Class;
510         cmsg->Function = Function;
511         cmsg->ManuData = ManuData;
512 }
513
514 static inline void capi_fill_RESET_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
515                                            __u32 adr)
516 {
517
518         capi_cmsg_header(cmsg, ApplId, 0x87, 0x83, Messagenumber, adr);
519 }
520
521 #endif                          /* __CAPIUTIL_H__ */