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 20
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 MPH_ACTIVATE_IND 0x0502
84 #define MPH_DEACTIVATE_IND 0x0602
85 #define MPH_INFORMATION_IND 0x0702
86 #define PH_DATA_CNF 0x6002
87 #define PH_CONTROL_IND 0x0802
88 #define PH_CONTROL_CNF 0x4802
90 /* layer 3 -> layer 2 */
91 #define DL_ESTABLISH_REQ 0x1004
92 #define DL_RELEASE_REQ 0x1104
93 #define DL_DATA_REQ 0x3004
94 #define DL_UNITDATA_REQ 0x3104
95 #define DL_INFORMATION_REQ 0x0004
97 /* layer 2 -> layer 3 */
98 #define DL_ESTABLISH_IND 0x1008
99 #define DL_ESTABLISH_CNF 0x5008
100 #define DL_RELEASE_IND 0x1108
101 #define DL_RELEASE_CNF 0x5108
102 #define DL_DATA_IND 0x3008
103 #define DL_UNITDATA_IND 0x3108
104 #define DL_INFORMATION_IND 0x0008
106 /* intern layer 2 managment */
107 #define MDL_ASSIGN_REQ 0x1804
108 #define MDL_ASSIGN_IND 0x1904
109 #define MDL_REMOVE_REQ 0x1A04
110 #define MDL_REMOVE_IND 0x1B04
111 #define MDL_STATUS_UP_IND 0x1C04
112 #define MDL_STATUS_DOWN_IND 0x1D04
113 #define MDL_STATUS_UI_IND 0x1E04
114 #define MDL_ERROR_IND 0x1F04
115 #define MDL_ERROR_RSP 0x5F04
117 /* DL_INFORMATION_IND types */
118 #define DL_INFO_L2_CONNECT 0x0001
119 #define DL_INFO_L2_REMOVED 0x0002
121 /* PH_CONTROL types */
122 /* TOUCH TONE IS 0x20XX XX "0"..."9", "A","B","C","D","*","#" */
123 #define DTMF_TONE_VAL 0x2000
124 #define DTMF_TONE_MASK 0x007F
125 #define DTMF_TONE_START 0x2100
126 #define DTMF_TONE_STOP 0x2200
127 #define DTMF_HFC_COEF 0x4000
128 #define DSP_CONF_JOIN 0x2403
129 #define DSP_CONF_SPLIT 0x2404
130 #define DSP_RECEIVE_OFF 0x2405
131 #define DSP_RECEIVE_ON 0x2406
132 #define DSP_ECHO_ON 0x2407
133 #define DSP_ECHO_OFF 0x2408
134 #define DSP_MIX_ON 0x2409
135 #define DSP_MIX_OFF 0x240a
136 #define DSP_DELAY 0x240b
137 #define DSP_JITTER 0x240c
138 #define DSP_TXDATA_ON 0x240d
139 #define DSP_TXDATA_OFF 0x240e
140 #define DSP_TX_DEJITTER 0x240f
141 #define DSP_TX_DEJ_OFF 0x2410
142 #define DSP_TONE_PATT_ON 0x2411
143 #define DSP_TONE_PATT_OFF 0x2412
144 #define DSP_VOL_CHANGE_TX 0x2413
145 #define DSP_VOL_CHANGE_RX 0x2414
146 #define DSP_BF_ENABLE_KEY 0x2415
147 #define DSP_BF_DISABLE 0x2416
148 #define DSP_BF_ACCEPT 0x2416
149 #define DSP_BF_REJECT 0x2417
150 #define DSP_PIPELINE_CFG 0x2418
151 #define HFC_VOL_CHANGE_TX 0x2601
152 #define HFC_VOL_CHANGE_RX 0x2602
153 #define HFC_SPL_LOOP_ON 0x2603
154 #define HFC_SPL_LOOP_OFF 0x2604
156 /* DSP_TONE_PATT_ON parameter */
157 #define TONE_OFF 0x0000
158 #define TONE_GERMAN_DIALTONE 0x0001
159 #define TONE_GERMAN_OLDDIALTONE 0x0002
160 #define TONE_AMERICAN_DIALTONE 0x0003
161 #define TONE_GERMAN_DIALPBX 0x0004
162 #define TONE_GERMAN_OLDDIALPBX 0x0005
163 #define TONE_AMERICAN_DIALPBX 0x0006
164 #define TONE_GERMAN_RINGING 0x0007
165 #define TONE_GERMAN_OLDRINGING 0x0008
166 #define TONE_AMERICAN_RINGPBX 0x000b
167 #define TONE_GERMAN_RINGPBX 0x000c
168 #define TONE_GERMAN_OLDRINGPBX 0x000d
169 #define TONE_AMERICAN_RINGING 0x000e
170 #define TONE_GERMAN_BUSY 0x000f
171 #define TONE_GERMAN_OLDBUSY 0x0010
172 #define TONE_AMERICAN_BUSY 0x0011
173 #define TONE_GERMAN_HANGUP 0x0012
174 #define TONE_GERMAN_OLDHANGUP 0x0013
175 #define TONE_AMERICAN_HANGUP 0x0014
176 #define TONE_SPECIAL_INFO 0x0015
177 #define TONE_GERMAN_GASSENBESETZT 0x0016
178 #define TONE_GERMAN_AUFSCHALTTON 0x0016
180 /* MPH_INFORMATION_IND */
181 #define L1_SIGNAL_LOS_OFF 0x0010
182 #define L1_SIGNAL_LOS_ON 0x0011
183 #define L1_SIGNAL_AIS_OFF 0x0012
184 #define L1_SIGNAL_AIS_ON 0x0013
185 #define L1_SIGNAL_RDI_OFF 0x0014
186 #define L1_SIGNAL_RDI_ON 0x0015
187 #define L1_SIGNAL_SLIP_RX 0x0020
188 #define L1_SIGNAL_SLIP_TX 0x0021
196 #define ISDN_P_NONE 0
197 #define ISDN_P_BASE 0
198 #define ISDN_P_TE_S0 0x01
199 #define ISDN_P_NT_S0 0x02
200 #define ISDN_P_TE_E1 0x03
201 #define ISDN_P_NT_E1 0x04
202 #define ISDN_P_LAPD_TE 0x10
203 #define ISDN_P_LAPD_NT 0x11
205 #define ISDN_P_B_MASK 0x1f
206 #define ISDN_P_B_START 0x20
208 #define ISDN_P_B_RAW 0x21
209 #define ISDN_P_B_HDLC 0x22
210 #define ISDN_P_B_X75SLP 0x23
211 #define ISDN_P_B_L2DTMF 0x24
212 #define ISDN_P_B_L2DSP 0x25
213 #define ISDN_P_B_L2DSPHDLC 0x26
215 #define OPTION_L2_PMX 1
216 #define OPTION_L2_PTP 2
217 #define OPTION_L2_FIXEDTEI 3
218 #define OPTION_L2_CLEANUP 4
220 /* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */
221 #define MISDN_MAX_IDLEN 20
226 } __attribute__((packed));
228 #define MISDN_HEADER_LEN sizeof(struct mISDNhead)
229 #define MAX_DATA_SIZE 2048
230 #define MAX_DATA_MEM (MAX_DATA_SIZE + MISDN_HEADER_LEN)
231 #define MAX_DFRAME_LEN 260
233 #define MISDN_ID_ADDR_MASK 0xFFFF
234 #define MISDN_ID_TEI_MASK 0xFF00
235 #define MISDN_ID_SAPI_MASK 0x00FF
236 #define MISDN_ID_TEI_ANY 0x7F00
238 #define MISDN_ID_ANY 0xFFFF
239 #define MISDN_ID_NONE 0xFFFE
241 #define GROUP_TEI 127
245 #define MISDN_MAX_CHANNEL 127
246 #define MISDN_CHMAP_SIZE ((MISDN_MAX_CHANNEL + 1) >> 3)
250 struct sockaddr_mISDN {
253 unsigned char channel;
258 struct mISDNversion {
261 unsigned short release;
264 struct mISDN_devinfo {
269 u_char channelmap[MISDN_CHMAP_SIZE];
271 char name[MISDN_MAX_IDLEN];
274 struct mISDN_devrename {
276 char name[MISDN_MAX_IDLEN]; /* new name */
279 /* timer device ioctl */
280 #define IMADDTIMER _IOR('I', 64, int)
281 #define IMDELTIMER _IOR('I', 65, int)
284 #define IMGETVERSION _IOR('I', 66, int)
285 #define IMGETCOUNT _IOR('I', 67, int)
286 #define IMGETDEVINFO _IOR('I', 68, int)
287 #define IMCTRLREQ _IOR('I', 69, int)
288 #define IMCLEAR_L2 _IOR('I', 70, int)
289 #define IMSETDEVNAME _IOR('I', 71, struct mISDN_devrename)
292 test_channelmap(u_int nr, u_char *map)
294 if (nr <= MISDN_MAX_CHANNEL)
295 return map[nr >> 3] & (1 << (nr & 7));
301 set_channelmap(u_int nr, u_char *map)
303 map[nr >> 3] |= (1 << (nr & 7));
307 clear_channelmap(u_int nr, u_char *map)
309 map[nr >> 3] &= ~(1 << (nr & 7));
312 /* CONTROL_CHANNEL parameters */
313 #define MISDN_CTRL_GETOP 0x0000
314 #define MISDN_CTRL_LOOP 0x0001
315 #define MISDN_CTRL_CONNECT 0x0002
316 #define MISDN_CTRL_DISCONNECT 0x0004
317 #define MISDN_CTRL_PCMCONNECT 0x0010
318 #define MISDN_CTRL_PCMDISCONNECT 0x0020
319 #define MISDN_CTRL_SETPEER 0x0040
320 #define MISDN_CTRL_UNSETPEER 0x0080
321 #define MISDN_CTRL_RX_OFF 0x0100
322 #define MISDN_CTRL_FILL_EMPTY 0x0200
323 #define MISDN_CTRL_HW_FEATURES_OP 0x2000
324 #define MISDN_CTRL_HW_FEATURES 0x2001
325 #define MISDN_CTRL_HFC_OP 0x4000
326 #define MISDN_CTRL_HFC_PCM_CONN 0x4001
327 #define MISDN_CTRL_HFC_PCM_DISC 0x4002
328 #define MISDN_CTRL_HFC_CONF_JOIN 0x4003
329 #define MISDN_CTRL_HFC_CONF_SPLIT 0x4004
330 #define MISDN_CTRL_HFC_RECEIVE_OFF 0x4005
331 #define MISDN_CTRL_HFC_RECEIVE_ON 0x4006
332 #define MISDN_CTRL_HFC_ECHOCAN_ON 0x4007
333 #define MISDN_CTRL_HFC_ECHOCAN_OFF 0x4008
337 #define MISDN_TIME_STAMP 0x0001
339 struct mISDN_ctrl_req {
347 #define MISDN_OPT_ALL 1
348 #define MISDN_OPT_TEIMGR 2
351 #include <linux/list.h>
352 #include <linux/skbuff.h>
353 #include <linux/net.h>
354 #include <net/sock.h>
355 #include <linux/completion.h>
357 #define DEBUG_CORE 0x000000ff
358 #define DEBUG_CORE_FUNC 0x00000002
359 #define DEBUG_SOCKET 0x00000004
360 #define DEBUG_MANAGER 0x00000008
361 #define DEBUG_SEND_ERR 0x00000010
362 #define DEBUG_MSG_THREAD 0x00000020
363 #define DEBUG_QUEUE_FUNC 0x00000040
364 #define DEBUG_L1 0x0000ff00
365 #define DEBUG_L1_FSM 0x00000200
366 #define DEBUG_L2 0x00ff0000
367 #define DEBUG_L2_FSM 0x00020000
368 #define DEBUG_L2_CTRL 0x00040000
369 #define DEBUG_L2_RECV 0x00080000
370 #define DEBUG_L2_TEI 0x00100000
371 #define DEBUG_L2_TEIFSM 0x00200000
372 #define DEBUG_TIMER 0x01000000
374 #define mISDN_HEAD_P(s) ((struct mISDNhead *)&s->cb[0])
375 #define mISDN_HEAD_PRIM(s) (((struct mISDNhead *)&s->cb[0])->prim)
376 #define mISDN_HEAD_ID(s) (((struct mISDNhead *)&s->cb[0])->id)
380 #define MISDN_BOUND 2
381 #define MISDN_CLOSED 3
389 struct sockaddr_mISDN adr;
390 struct mISDNchannel *ch;
393 typedef int (ctrl_func_t)(struct mISDNchannel *, u_int, void *);
394 typedef int (send_func_t)(struct mISDNchannel *, struct sk_buff *);
395 typedef int (create_func_t)(struct channel_req *);
398 struct list_head list;
401 create_func_t *create;
404 struct mISDNchannel {
405 struct list_head list;
410 struct mISDNstack *st;
411 struct mISDNchannel *peer;
417 struct mISDN_sock_list {
418 struct hlist_head head;
424 struct mISDNchannel ch;
426 struct mISDNdevice *dev;
432 struct mISDNchannel D;
434 char name[MISDN_MAX_IDLEN];
438 u_char channelmap[MISDN_CHMAP_SIZE];
439 struct list_head bchannels;
440 struct mISDNchannel *teimgr;
446 struct mISDNdevice *dev;
447 struct task_struct *thread;
448 struct completion *notify;
449 wait_queue_head_t workq;
450 struct sk_buff_head msgq;
451 struct list_head layer2;
452 struct mISDNchannel *layer1;
453 struct mISDNchannel own;
454 struct mutex lmutex; /* protect lists */
455 struct mISDN_sock_list l1sock;
456 #ifdef MISDN_MSG_STATS
463 /* global alloc/queue functions */
465 static inline struct sk_buff *
466 mI_alloc_skb(unsigned int len, gfp_t gfp_mask)
470 skb = alloc_skb(len + MISDN_HEADER_LEN, gfp_mask);
472 skb_reserve(skb, MISDN_HEADER_LEN);
476 static inline struct sk_buff *
477 _alloc_mISDN_skb(u_int prim, u_int id, u_int len, void *dp, gfp_t gfp_mask)
479 struct sk_buff *skb = mI_alloc_skb(len, gfp_mask);
480 struct mISDNhead *hh;
485 memcpy(skb_put(skb, len), dp, len);
486 hh = mISDN_HEAD_P(skb);
493 _queue_data(struct mISDNchannel *ch, u_int prim,
494 u_int id, u_int len, void *dp, gfp_t gfp_mask)
500 skb = _alloc_mISDN_skb(prim, id, len, dp, gfp_mask);
503 if (ch->recv(ch->peer, skb))
507 /* global register/unregister functions */
509 extern int mISDN_register_device(struct mISDNdevice *, char *name);
510 extern void mISDN_unregister_device(struct mISDNdevice *);
511 extern int mISDN_register_Bprotocol(struct Bprotocol *);
512 extern void mISDN_unregister_Bprotocol(struct Bprotocol *);
514 extern void set_channel_address(struct mISDNchannel *, u_int, u_int);
516 #endif /* __KERNEL__ */
517 #endif /* mISDNIF_H */