3 * Author Karsten Keil <kkeil@novell.com>
5 * Copyright 2008 by Karsten Keil <kkeil@novell.com>
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.
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.
22 #include <linux/types.h>
23 #include <linux/errno.h>
24 #include <linux/socket.h>
29 * <8 bit> Major version
30 * - changed if any interface become backwards incompatible
32 * <8 bit> Minor version
33 * - changed if any interface is extended but backwards compatible
35 * <16 bit> Release number
36 * - should be incremented on every checkin
38 #define MISDN_MAJOR_VERSION 1
39 #define MISDN_MINOR_VERSION 1
40 #define MISDN_RELEASE 29
42 /* primitives for information exchange
46 * BIT 8 = 1 LAYER private
49 * <8 bit target layer mask>
51 * Layer = 00 is reserved for general commands
56 * Layer = FF is reserved for broadcast commands
59 #define MISDN_CMDMASK 0xff00
60 #define MISDN_LAYERMASK 0x00ff
62 /* generell commands */
63 #define OPEN_CHANNEL 0x0100
64 #define CLOSE_CHANNEL 0x0200
65 #define CONTROL_CHANNEL 0x0300
66 #define CHECK_DATA 0x0400
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
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
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
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
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
119 #define DL_TIMER200_IND 0x7004
120 #define DL_TIMER203_IND 0x7304
121 #define DL_INTERN_MSG 0x7804
123 /* DL_INFORMATION_IND types */
124 #define DL_INFO_L2_CONNECT 0x0001
125 #define DL_INFO_L2_REMOVED 0x0002
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
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
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
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
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))
232 #define ISDN_P_LAPD_TE 0x10
233 #define ISDN_P_LAPD_NT 0x11
235 #define ISDN_P_B_MASK 0x1f
236 #define ISDN_P_B_START 0x20
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
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
253 /* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */
254 #define MISDN_MAX_IDLEN 20
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
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
271 #define MISDN_ID_ANY 0xFFFF
272 #define MISDN_ID_NONE 0xFFFE
274 #define GROUP_TEI 127
278 #define MISDN_MAX_CHANNEL 127
279 #define MISDN_CHMAP_SIZE ((MISDN_MAX_CHANNEL + 1) >> 3)
283 struct sockaddr_mISDN
{
286 unsigned char channel
;
291 struct mISDNversion
{
294 unsigned short release
;
297 struct mISDN_devinfo
{
302 u_char channelmap
[MISDN_CHMAP_SIZE
];
304 char name
[MISDN_MAX_IDLEN
];
307 struct mISDN_devrename
{
309 char name
[MISDN_MAX_IDLEN
]; /* new name */
312 /* MPH_INFORMATION_REQ payload */
319 struct ph_info_ch ch
;
325 struct ph_info_dch dch
;
326 struct ph_info_ch bch
[];
329 /* timer device ioctl */
330 #define IMADDTIMER _IOR('I', 64, int)
331 #define IMDELTIMER _IOR('I', 65, int)
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)
343 test_channelmap(u_int nr
, u_char
*map
)
345 if (nr
<= MISDN_MAX_CHANNEL
)
346 return map
[nr
>> 3] & (1 << (nr
& 7));
352 set_channelmap(u_int nr
, u_char
*map
)
354 map
[nr
>> 3] |= (1 << (nr
& 7));
358 clear_channelmap(u_int nr
, u_char
*map
)
360 map
[nr
>> 3] &= ~(1 << (nr
& 7));
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
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.
395 #define MISDN_CTRL_RX_SIZE_IGNORE -1
398 #define MISDN_TIME_STAMP 0x0001
400 struct mISDN_ctrl_req
{
408 #define MISDN_OPT_ALL 1
409 #define MISDN_OPT_TEIMGR 2
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>
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
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)
442 #define MISDN_BOUND 2
443 #define MISDN_CLOSED 3
452 struct sockaddr_mISDN adr
;
453 struct mISDNchannel
*ch
;
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
*);
461 struct list_head list
;
464 create_func_t
*create
;
467 struct mISDNchannel
{
468 struct list_head list
;
473 struct mISDNstack
*st
;
474 struct mISDNchannel
*peer
;
480 struct mISDN_sock_list
{
481 struct hlist_head head
;
487 struct mISDNchannel ch
;
489 struct mISDNdevice
*dev
;
495 struct mISDNchannel D
;
500 u_char channelmap
[MISDN_CHMAP_SIZE
];
501 struct list_head bchannels
;
502 struct mISDNchannel
*teimgr
;
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
525 typedef int (clockctl_func_t
)(void *, int);
528 struct list_head list
;
531 clockctl_func_t
*ctl
;
535 /* global alloc/queue functions */
537 static inline struct sk_buff
*
538 mI_alloc_skb(unsigned int len
, gfp_t gfp_mask
)
542 skb
= alloc_skb(len
+ MISDN_HEADER_LEN
, gfp_mask
);
544 skb_reserve(skb
, MISDN_HEADER_LEN
);
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
)
551 struct sk_buff
*skb
= mI_alloc_skb(len
, gfp_mask
);
552 struct mISDNhead
*hh
;
557 memcpy(skb_put(skb
, len
), dp
, len
);
558 hh
= mISDN_HEAD_P(skb
);
565 _queue_data(struct mISDNchannel
*ch
, u_int prim
,
566 u_int id
, u_int len
, void *dp
, gfp_t gfp_mask
)
572 skb
= _alloc_mISDN_skb(prim
, id
, len
, dp
, gfp_mask
);
575 if (ch
->recv(ch
->peer
, skb
))
579 /* global register/unregister functions */
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
*,
588 extern void mISDN_unregister_clock(struct mISDNclock
*);
590 static inline struct mISDNdevice
*dev_to_mISDN(struct device
*dev
)
593 return dev_get_drvdata(dev
);
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
*);
603 #endif /* __KERNEL__ */
604 #endif /* mISDNIF_H */
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