Root/
1 | /* |
2 | * |
3 | * Author Karsten Keil <kkeil@novell.com> |
4 | * |
5 | * Copyright 2008 by Karsten Keil <kkeil@novell.com> |
6 | * |
7 | * This code is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE |
9 | * version 2.1 as published by the Free Software Foundation. |
10 | * |
11 | * This code is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU LESSER GENERAL PUBLIC LICENSE for more details. |
15 | * |
16 | */ |
17 | |
18 | #ifndef mISDNIF_H |
19 | #define mISDNIF_H |
20 | |
21 | #include <stdarg.h> |
22 | #include <linux/types.h> |
23 | #include <linux/errno.h> |
24 | #include <linux/socket.h> |
25 | |
26 | /* |
27 | * ABI Version 32 bit |
28 | * |
29 | * <8 bit> Major version |
30 | * - changed if any interface become backwards incompatible |
31 | * |
32 | * <8 bit> Minor version |
33 | * - changed if any interface is extended but backwards compatible |
34 | * |
35 | * <16 bit> Release number |
36 | * - should be incremented on every checkin |
37 | */ |
38 | #define MISDN_MAJOR_VERSION 1 |
39 | #define MISDN_MINOR_VERSION 1 |
40 | #define MISDN_RELEASE 29 |
41 | |
42 | /* primitives for information exchange |
43 | * generell format |
44 | * <16 bit 0 > |
45 | * <8 bit command> |
46 | * BIT 8 = 1 LAYER private |
47 | * BIT 7 = 1 answer |
48 | * BIT 6 = 1 DATA |
49 | * <8 bit target layer mask> |
50 | * |
51 | * Layer = 00 is reserved for general commands |
52 | Layer = 01 L2 -> HW |
53 | Layer = 02 HW -> L2 |
54 | Layer = 04 L3 -> L2 |
55 | Layer = 08 L2 -> L3 |
56 | * Layer = FF is reserved for broadcast commands |
57 | */ |
58 | |
59 | #define MISDN_CMDMASK 0xff00 |
60 | #define MISDN_LAYERMASK 0x00ff |
61 | |
62 | /* generell commands */ |
63 | #define OPEN_CHANNEL 0x0100 |
64 | #define CLOSE_CHANNEL 0x0200 |
65 | #define CONTROL_CHANNEL 0x0300 |
66 | #define CHECK_DATA 0x0400 |
67 | |
68 | /* layer 2 -> layer 1 */ |
69 | #define PH_ACTIVATE_REQ 0x0101 |
70 | #define PH_DEACTIVATE_REQ 0x0201 |
71 | #define PH_DATA_REQ 0x2001 |
72 | #define MPH_ACTIVATE_REQ 0x0501 |
73 | #define MPH_DEACTIVATE_REQ 0x0601 |
74 | #define MPH_INFORMATION_REQ 0x0701 |
75 | #define PH_CONTROL_REQ 0x0801 |
76 | |
77 | /* layer 1 -> layer 2 */ |
78 | #define PH_ACTIVATE_IND 0x0102 |
79 | #define PH_ACTIVATE_CNF 0x4102 |
80 | #define PH_DEACTIVATE_IND 0x0202 |
81 | #define PH_DEACTIVATE_CNF 0x4202 |
82 | #define PH_DATA_IND 0x2002 |
83 | #define PH_DATA_E_IND 0x3002 |
84 | #define MPH_ACTIVATE_IND 0x0502 |
85 | #define MPH_DEACTIVATE_IND 0x0602 |
86 | #define MPH_INFORMATION_IND 0x0702 |
87 | #define PH_DATA_CNF 0x6002 |
88 | #define PH_CONTROL_IND 0x0802 |
89 | #define PH_CONTROL_CNF 0x4802 |
90 | |
91 | /* layer 3 -> layer 2 */ |
92 | #define DL_ESTABLISH_REQ 0x1004 |
93 | #define DL_RELEASE_REQ 0x1104 |
94 | #define DL_DATA_REQ 0x3004 |
95 | #define DL_UNITDATA_REQ 0x3104 |
96 | #define DL_INFORMATION_REQ 0x0004 |
97 | |
98 | /* layer 2 -> layer 3 */ |
99 | #define DL_ESTABLISH_IND 0x1008 |
100 | #define DL_ESTABLISH_CNF 0x5008 |
101 | #define DL_RELEASE_IND 0x1108 |
102 | #define DL_RELEASE_CNF 0x5108 |
103 | #define DL_DATA_IND 0x3008 |
104 | #define DL_UNITDATA_IND 0x3108 |
105 | #define DL_INFORMATION_IND 0x0008 |
106 | |
107 | /* intern layer 2 management */ |
108 | #define MDL_ASSIGN_REQ 0x1804 |
109 | #define MDL_ASSIGN_IND 0x1904 |
110 | #define MDL_REMOVE_REQ 0x1A04 |
111 | #define MDL_REMOVE_IND 0x1B04 |
112 | #define MDL_STATUS_UP_IND 0x1C04 |
113 | #define MDL_STATUS_DOWN_IND 0x1D04 |
114 | #define MDL_STATUS_UI_IND 0x1E04 |
115 | #define MDL_ERROR_IND 0x1F04 |
116 | #define MDL_ERROR_RSP 0x5F04 |
117 | |
118 | /* intern layer 2 */ |
119 | #define DL_TIMER200_IND 0x7004 |
120 | #define DL_TIMER203_IND 0x7304 |
121 | #define DL_INTERN_MSG 0x7804 |
122 | |
123 | /* DL_INFORMATION_IND types */ |
124 | #define DL_INFO_L2_CONNECT 0x0001 |
125 | #define DL_INFO_L2_REMOVED 0x0002 |
126 | |
127 | /* PH_CONTROL types */ |
128 | /* TOUCH TONE IS 0x20XX XX "0"..."9", "A","B","C","D","*","#" */ |
129 | #define DTMF_TONE_VAL 0x2000 |
130 | #define DTMF_TONE_MASK 0x007F |
131 | #define DTMF_TONE_START 0x2100 |
132 | #define DTMF_TONE_STOP 0x2200 |
133 | #define DTMF_HFC_COEF 0x4000 |
134 | #define DSP_CONF_JOIN 0x2403 |
135 | #define DSP_CONF_SPLIT 0x2404 |
136 | #define DSP_RECEIVE_OFF 0x2405 |
137 | #define DSP_RECEIVE_ON 0x2406 |
138 | #define DSP_ECHO_ON 0x2407 |
139 | #define DSP_ECHO_OFF 0x2408 |
140 | #define DSP_MIX_ON 0x2409 |
141 | #define DSP_MIX_OFF 0x240a |
142 | #define DSP_DELAY 0x240b |
143 | #define DSP_JITTER 0x240c |
144 | #define DSP_TXDATA_ON 0x240d |
145 | #define DSP_TXDATA_OFF 0x240e |
146 | #define DSP_TX_DEJITTER 0x240f |
147 | #define DSP_TX_DEJ_OFF 0x2410 |
148 | #define DSP_TONE_PATT_ON 0x2411 |
149 | #define DSP_TONE_PATT_OFF 0x2412 |
150 | #define DSP_VOL_CHANGE_TX 0x2413 |
151 | #define DSP_VOL_CHANGE_RX 0x2414 |
152 | #define DSP_BF_ENABLE_KEY 0x2415 |
153 | #define DSP_BF_DISABLE 0x2416 |
154 | #define DSP_BF_ACCEPT 0x2416 |
155 | #define DSP_BF_REJECT 0x2417 |
156 | #define DSP_PIPELINE_CFG 0x2418 |
157 | #define HFC_VOL_CHANGE_TX 0x2601 |
158 | #define HFC_VOL_CHANGE_RX 0x2602 |
159 | #define HFC_SPL_LOOP_ON 0x2603 |
160 | #define HFC_SPL_LOOP_OFF 0x2604 |
161 | /* for T30 FAX and analog modem */ |
162 | #define HW_MOD_FRM 0x4000 |
163 | #define HW_MOD_FRH 0x4001 |
164 | #define HW_MOD_FTM 0x4002 |
165 | #define HW_MOD_FTH 0x4003 |
166 | #define HW_MOD_FTS 0x4004 |
167 | #define HW_MOD_CONNECT 0x4010 |
168 | #define HW_MOD_OK 0x4011 |
169 | #define HW_MOD_NOCARR 0x4012 |
170 | #define HW_MOD_FCERROR 0x4013 |
171 | #define HW_MOD_READY 0x4014 |
172 | #define HW_MOD_LASTDATA 0x4015 |
173 | |
174 | /* DSP_TONE_PATT_ON parameter */ |
175 | #define TONE_OFF 0x0000 |
176 | #define TONE_GERMAN_DIALTONE 0x0001 |
177 | #define TONE_GERMAN_OLDDIALTONE 0x0002 |
178 | #define TONE_AMERICAN_DIALTONE 0x0003 |
179 | #define TONE_GERMAN_DIALPBX 0x0004 |
180 | #define TONE_GERMAN_OLDDIALPBX 0x0005 |
181 | #define TONE_AMERICAN_DIALPBX 0x0006 |
182 | #define TONE_GERMAN_RINGING 0x0007 |
183 | #define TONE_GERMAN_OLDRINGING 0x0008 |
184 | #define TONE_AMERICAN_RINGPBX 0x000b |
185 | #define TONE_GERMAN_RINGPBX 0x000c |
186 | #define TONE_GERMAN_OLDRINGPBX 0x000d |
187 | #define TONE_AMERICAN_RINGING 0x000e |
188 | #define TONE_GERMAN_BUSY 0x000f |
189 | #define TONE_GERMAN_OLDBUSY 0x0010 |
190 | #define TONE_AMERICAN_BUSY 0x0011 |
191 | #define TONE_GERMAN_HANGUP 0x0012 |
192 | #define TONE_GERMAN_OLDHANGUP 0x0013 |
193 | #define TONE_AMERICAN_HANGUP 0x0014 |
194 | #define TONE_SPECIAL_INFO 0x0015 |
195 | #define TONE_GERMAN_GASSENBESETZT 0x0016 |
196 | #define TONE_GERMAN_AUFSCHALTTON 0x0016 |
197 | |
198 | /* MPH_INFORMATION_IND */ |
199 | #define L1_SIGNAL_LOS_OFF 0x0010 |
200 | #define L1_SIGNAL_LOS_ON 0x0011 |
201 | #define L1_SIGNAL_AIS_OFF 0x0012 |
202 | #define L1_SIGNAL_AIS_ON 0x0013 |
203 | #define L1_SIGNAL_RDI_OFF 0x0014 |
204 | #define L1_SIGNAL_RDI_ON 0x0015 |
205 | #define L1_SIGNAL_SLIP_RX 0x0020 |
206 | #define L1_SIGNAL_SLIP_TX 0x0021 |
207 | |
208 | /* |
209 | * protocol ids |
210 | * D channel 1-31 |
211 | * B channel 33 - 63 |
212 | */ |
213 | |
214 | #define ISDN_P_NONE 0 |
215 | #define ISDN_P_BASE 0 |
216 | #define ISDN_P_TE_S0 0x01 |
217 | #define ISDN_P_NT_S0 0x02 |
218 | #define ISDN_P_TE_E1 0x03 |
219 | #define ISDN_P_NT_E1 0x04 |
220 | #define ISDN_P_TE_UP0 0x05 |
221 | #define ISDN_P_NT_UP0 0x06 |
222 | |
223 | #define IS_ISDN_P_TE(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_TE_E1) || \ |
224 | (p == ISDN_P_TE_UP0) || (p == ISDN_P_LAPD_TE)) |
225 | #define IS_ISDN_P_NT(p) ((p == ISDN_P_NT_S0) || (p == ISDN_P_NT_E1) || \ |
226 | (p == ISDN_P_NT_UP0) || (p == ISDN_P_LAPD_NT)) |
227 | #define IS_ISDN_P_S0(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_NT_S0)) |
228 | #define IS_ISDN_P_E1(p) ((p == ISDN_P_TE_E1) || (p == ISDN_P_NT_E1)) |
229 | #define IS_ISDN_P_UP0(p) ((p == ISDN_P_TE_UP0) || (p == ISDN_P_NT_UP0)) |
230 | |
231 | |
232 | #define ISDN_P_LAPD_TE 0x10 |
233 | #define ISDN_P_LAPD_NT 0x11 |
234 | |
235 | #define ISDN_P_B_MASK 0x1f |
236 | #define ISDN_P_B_START 0x20 |
237 | |
238 | #define ISDN_P_B_RAW 0x21 |
239 | #define ISDN_P_B_HDLC 0x22 |
240 | #define ISDN_P_B_X75SLP 0x23 |
241 | #define ISDN_P_B_L2DTMF 0x24 |
242 | #define ISDN_P_B_L2DSP 0x25 |
243 | #define ISDN_P_B_L2DSPHDLC 0x26 |
244 | #define ISDN_P_B_T30_FAX 0x27 |
245 | #define ISDN_P_B_MODEM_ASYNC 0x28 |
246 | |
247 | #define OPTION_L2_PMX 1 |
248 | #define OPTION_L2_PTP 2 |
249 | #define OPTION_L2_FIXEDTEI 3 |
250 | #define OPTION_L2_CLEANUP 4 |
251 | #define OPTION_L1_HOLD 5 |
252 | |
253 | /* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */ |
254 | #define MISDN_MAX_IDLEN 20 |
255 | |
256 | struct mISDNhead { |
257 | unsigned int prim; |
258 | unsigned int id; |
259 | } __packed; |
260 | |
261 | #define MISDN_HEADER_LEN sizeof(struct mISDNhead) |
262 | #define MAX_DATA_SIZE 2048 |
263 | #define MAX_DATA_MEM (MAX_DATA_SIZE + MISDN_HEADER_LEN) |
264 | #define MAX_DFRAME_LEN 260 |
265 | |
266 | #define MISDN_ID_ADDR_MASK 0xFFFF |
267 | #define MISDN_ID_TEI_MASK 0xFF00 |
268 | #define MISDN_ID_SAPI_MASK 0x00FF |
269 | #define MISDN_ID_TEI_ANY 0x7F00 |
270 | |
271 | #define MISDN_ID_ANY 0xFFFF |
272 | #define MISDN_ID_NONE 0xFFFE |
273 | |
274 | #define GROUP_TEI 127 |
275 | #define TEI_SAPI 63 |
276 | #define CTRL_SAPI 0 |
277 | |
278 | #define MISDN_MAX_CHANNEL 127 |
279 | #define MISDN_CHMAP_SIZE ((MISDN_MAX_CHANNEL + 1) >> 3) |
280 | |
281 | #define SOL_MISDN 0 |
282 | |
283 | struct sockaddr_mISDN { |
284 | sa_family_t family; |
285 | unsigned char dev; |
286 | unsigned char channel; |
287 | unsigned char sapi; |
288 | unsigned char tei; |
289 | }; |
290 | |
291 | struct mISDNversion { |
292 | unsigned char major; |
293 | unsigned char minor; |
294 | unsigned short release; |
295 | }; |
296 | |
297 | struct mISDN_devinfo { |
298 | u_int id; |
299 | u_int Dprotocols; |
300 | u_int Bprotocols; |
301 | u_int protocol; |
302 | u_char channelmap[MISDN_CHMAP_SIZE]; |
303 | u_int nrbchan; |
304 | char name[MISDN_MAX_IDLEN]; |
305 | }; |
306 | |
307 | struct mISDN_devrename { |
308 | u_int id; |
309 | char name[MISDN_MAX_IDLEN]; /* new name */ |
310 | }; |
311 | |
312 | /* MPH_INFORMATION_REQ payload */ |
313 | struct ph_info_ch { |
314 | __u32 protocol; |
315 | __u64 Flags; |
316 | }; |
317 | |
318 | struct ph_info_dch { |
319 | struct ph_info_ch ch; |
320 | __u16 state; |
321 | __u16 num_bch; |
322 | }; |
323 | |
324 | struct ph_info { |
325 | struct ph_info_dch dch; |
326 | struct ph_info_ch bch[]; |
327 | }; |
328 | |
329 | /* timer device ioctl */ |
330 | #define IMADDTIMER _IOR('I', 64, int) |
331 | #define IMDELTIMER _IOR('I', 65, int) |
332 | |
333 | /* socket ioctls */ |
334 | #define IMGETVERSION _IOR('I', 66, int) |
335 | #define IMGETCOUNT _IOR('I', 67, int) |
336 | #define IMGETDEVINFO _IOR('I', 68, int) |
337 | #define IMCTRLREQ _IOR('I', 69, int) |
338 | #define IMCLEAR_L2 _IOR('I', 70, int) |
339 | #define IMSETDEVNAME _IOR('I', 71, struct mISDN_devrename) |
340 | #define IMHOLD_L1 _IOR('I', 72, int) |
341 | |
342 | static inline int |
343 | test_channelmap(u_int nr, u_char *map) |
344 | { |
345 | if (nr <= MISDN_MAX_CHANNEL) |
346 | return map[nr >> 3] & (1 << (nr & 7)); |
347 | else |
348 | return 0; |
349 | } |
350 | |
351 | static inline void |
352 | set_channelmap(u_int nr, u_char *map) |
353 | { |
354 | map[nr >> 3] |= (1 << (nr & 7)); |
355 | } |
356 | |
357 | static inline void |
358 | clear_channelmap(u_int nr, u_char *map) |
359 | { |
360 | map[nr >> 3] &= ~(1 << (nr & 7)); |
361 | } |
362 | |
363 | /* CONTROL_CHANNEL parameters */ |
364 | #define MISDN_CTRL_GETOP 0x0000 |
365 | #define MISDN_CTRL_LOOP 0x0001 |
366 | #define MISDN_CTRL_CONNECT 0x0002 |
367 | #define MISDN_CTRL_DISCONNECT 0x0004 |
368 | #define MISDN_CTRL_RX_BUFFER 0x0008 |
369 | #define MISDN_CTRL_PCMCONNECT 0x0010 |
370 | #define MISDN_CTRL_PCMDISCONNECT 0x0020 |
371 | #define MISDN_CTRL_SETPEER 0x0040 |
372 | #define MISDN_CTRL_UNSETPEER 0x0080 |
373 | #define MISDN_CTRL_RX_OFF 0x0100 |
374 | #define MISDN_CTRL_FILL_EMPTY 0x0200 |
375 | #define MISDN_CTRL_GETPEER 0x0400 |
376 | #define MISDN_CTRL_L1_TIMER3 0x0800 |
377 | #define MISDN_CTRL_HW_FEATURES_OP 0x2000 |
378 | #define MISDN_CTRL_HW_FEATURES 0x2001 |
379 | #define MISDN_CTRL_HFC_OP 0x4000 |
380 | #define MISDN_CTRL_HFC_PCM_CONN 0x4001 |
381 | #define MISDN_CTRL_HFC_PCM_DISC 0x4002 |
382 | #define MISDN_CTRL_HFC_CONF_JOIN 0x4003 |
383 | #define MISDN_CTRL_HFC_CONF_SPLIT 0x4004 |
384 | #define MISDN_CTRL_HFC_RECEIVE_OFF 0x4005 |
385 | #define MISDN_CTRL_HFC_RECEIVE_ON 0x4006 |
386 | #define MISDN_CTRL_HFC_ECHOCAN_ON 0x4007 |
387 | #define MISDN_CTRL_HFC_ECHOCAN_OFF 0x4008 |
388 | #define MISDN_CTRL_HFC_WD_INIT 0x4009 |
389 | #define MISDN_CTRL_HFC_WD_RESET 0x400A |
390 | |
391 | /* special RX buffer value for MISDN_CTRL_RX_BUFFER request.p1 is the minimum |
392 | * buffer size request.p2 the maximum. Using MISDN_CTRL_RX_SIZE_IGNORE will |
393 | * not change the value, but still read back the actual stetting. |
394 | */ |
395 | #define MISDN_CTRL_RX_SIZE_IGNORE -1 |
396 | |
397 | /* socket options */ |
398 | #define MISDN_TIME_STAMP 0x0001 |
399 | |
400 | struct mISDN_ctrl_req { |
401 | int op; |
402 | int channel; |
403 | int p1; |
404 | int p2; |
405 | }; |
406 | |
407 | /* muxer options */ |
408 | #define MISDN_OPT_ALL 1 |
409 | #define MISDN_OPT_TEIMGR 2 |
410 | |
411 | #ifdef __KERNEL__ |
412 | #include <linux/list.h> |
413 | #include <linux/skbuff.h> |
414 | #include <linux/net.h> |
415 | #include <net/sock.h> |
416 | #include <linux/completion.h> |
417 | |
418 | #define DEBUG_CORE 0x000000ff |
419 | #define DEBUG_CORE_FUNC 0x00000002 |
420 | #define DEBUG_SOCKET 0x00000004 |
421 | #define DEBUG_MANAGER 0x00000008 |
422 | #define DEBUG_SEND_ERR 0x00000010 |
423 | #define DEBUG_MSG_THREAD 0x00000020 |
424 | #define DEBUG_QUEUE_FUNC 0x00000040 |
425 | #define DEBUG_L1 0x0000ff00 |
426 | #define DEBUG_L1_FSM 0x00000200 |
427 | #define DEBUG_L2 0x00ff0000 |
428 | #define DEBUG_L2_FSM 0x00020000 |
429 | #define DEBUG_L2_CTRL 0x00040000 |
430 | #define DEBUG_L2_RECV 0x00080000 |
431 | #define DEBUG_L2_TEI 0x00100000 |
432 | #define DEBUG_L2_TEIFSM 0x00200000 |
433 | #define DEBUG_TIMER 0x01000000 |
434 | #define DEBUG_CLOCK 0x02000000 |
435 | |
436 | #define mISDN_HEAD_P(s) ((struct mISDNhead *)&s->cb[0]) |
437 | #define mISDN_HEAD_PRIM(s) (((struct mISDNhead *)&s->cb[0])->prim) |
438 | #define mISDN_HEAD_ID(s) (((struct mISDNhead *)&s->cb[0])->id) |
439 | |
440 | /* socket states */ |
441 | #define MISDN_OPEN 1 |
442 | #define MISDN_BOUND 2 |
443 | #define MISDN_CLOSED 3 |
444 | |
445 | struct mISDNchannel; |
446 | struct mISDNdevice; |
447 | struct mISDNstack; |
448 | struct mISDNclock; |
449 | |
450 | struct channel_req { |
451 | u_int protocol; |
452 | struct sockaddr_mISDN adr; |
453 | struct mISDNchannel *ch; |
454 | }; |
455 | |
456 | typedef int (ctrl_func_t)(struct mISDNchannel *, u_int, void *); |
457 | typedef int (send_func_t)(struct mISDNchannel *, struct sk_buff *); |
458 | typedef int (create_func_t)(struct channel_req *); |
459 | |
460 | struct Bprotocol { |
461 | struct list_head list; |
462 | char *name; |
463 | u_int Bprotocols; |
464 | create_func_t *create; |
465 | }; |
466 | |
467 | struct mISDNchannel { |
468 | struct list_head list; |
469 | u_int protocol; |
470 | u_int nr; |
471 | u_long opt; |
472 | u_int addr; |
473 | struct mISDNstack *st; |
474 | struct mISDNchannel *peer; |
475 | send_func_t *send; |
476 | send_func_t *recv; |
477 | ctrl_func_t *ctrl; |
478 | }; |
479 | |
480 | struct mISDN_sock_list { |
481 | struct hlist_head head; |
482 | rwlock_t lock; |
483 | }; |
484 | |
485 | struct mISDN_sock { |
486 | struct sock sk; |
487 | struct mISDNchannel ch; |
488 | u_int cmask; |
489 | struct mISDNdevice *dev; |
490 | }; |
491 | |
492 | |
493 | |
494 | struct mISDNdevice { |
495 | struct mISDNchannel D; |
496 | u_int id; |
497 | u_int Dprotocols; |
498 | u_int Bprotocols; |
499 | u_int nrbchan; |
500 | u_char channelmap[MISDN_CHMAP_SIZE]; |
501 | struct list_head bchannels; |
502 | struct mISDNchannel *teimgr; |
503 | struct device dev; |
504 | }; |
505 | |
506 | struct mISDNstack { |
507 | u_long status; |
508 | struct mISDNdevice *dev; |
509 | struct task_struct *thread; |
510 | struct completion *notify; |
511 | wait_queue_head_t workq; |
512 | struct sk_buff_head msgq; |
513 | struct list_head layer2; |
514 | struct mISDNchannel *layer1; |
515 | struct mISDNchannel own; |
516 | struct mutex lmutex; /* protect lists */ |
517 | struct mISDN_sock_list l1sock; |
518 | #ifdef MISDN_MSG_STATS |
519 | u_int msg_cnt; |
520 | u_int sleep_cnt; |
521 | u_int stopped_cnt; |
522 | #endif |
523 | }; |
524 | |
525 | typedef int (clockctl_func_t)(void *, int); |
526 | |
527 | struct mISDNclock { |
528 | struct list_head list; |
529 | char name[64]; |
530 | int pri; |
531 | clockctl_func_t *ctl; |
532 | void *priv; |
533 | }; |
534 | |
535 | /* global alloc/queue functions */ |
536 | |
537 | static inline struct sk_buff * |
538 | mI_alloc_skb(unsigned int len, gfp_t gfp_mask) |
539 | { |
540 | struct sk_buff *skb; |
541 | |
542 | skb = alloc_skb(len + MISDN_HEADER_LEN, gfp_mask); |
543 | if (likely(skb)) |
544 | skb_reserve(skb, MISDN_HEADER_LEN); |
545 | return skb; |
546 | } |
547 | |
548 | static inline struct sk_buff * |
549 | _alloc_mISDN_skb(u_int prim, u_int id, u_int len, void *dp, gfp_t gfp_mask) |
550 | { |
551 | struct sk_buff *skb = mI_alloc_skb(len, gfp_mask); |
552 | struct mISDNhead *hh; |
553 | |
554 | if (!skb) |
555 | return NULL; |
556 | if (len) |
557 | memcpy(skb_put(skb, len), dp, len); |
558 | hh = mISDN_HEAD_P(skb); |
559 | hh->prim = prim; |
560 | hh->id = id; |
561 | return skb; |
562 | } |
563 | |
564 | static inline void |
565 | _queue_data(struct mISDNchannel *ch, u_int prim, |
566 | u_int id, u_int len, void *dp, gfp_t gfp_mask) |
567 | { |
568 | struct sk_buff *skb; |
569 | |
570 | if (!ch->peer) |
571 | return; |
572 | skb = _alloc_mISDN_skb(prim, id, len, dp, gfp_mask); |
573 | if (!skb) |
574 | return; |
575 | if (ch->recv(ch->peer, skb)) |
576 | dev_kfree_skb(skb); |
577 | } |
578 | |
579 | /* global register/unregister functions */ |
580 | |
581 | extern int mISDN_register_device(struct mISDNdevice *, |
582 | struct device *parent, char *name); |
583 | extern void mISDN_unregister_device(struct mISDNdevice *); |
584 | extern int mISDN_register_Bprotocol(struct Bprotocol *); |
585 | extern void mISDN_unregister_Bprotocol(struct Bprotocol *); |
586 | extern struct mISDNclock *mISDN_register_clock(char *, int, clockctl_func_t *, |
587 | void *); |
588 | extern void mISDN_unregister_clock(struct mISDNclock *); |
589 | |
590 | static inline struct mISDNdevice *dev_to_mISDN(struct device *dev) |
591 | { |
592 | if (dev) |
593 | return dev_get_drvdata(dev); |
594 | else |
595 | return NULL; |
596 | } |
597 | |
598 | extern void set_channel_address(struct mISDNchannel *, u_int, u_int); |
599 | extern void mISDN_clock_update(struct mISDNclock *, int, struct timeval *); |
600 | extern unsigned short mISDN_clock_get(void); |
601 | extern const char *mISDNDevName4ch(struct mISDNchannel *); |
602 | |
603 | #endif /* __KERNEL__ */ |
604 | #endif /* mISDNIF_H */ |
605 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
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jz47xx
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master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9