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Disable automatic build of chan_h323
[asterisk-bristuff.git] / channels / chan_skinny.c
blob51b1839d5363964e97c8eeea269bb3c35883647c
1 /*
2 * Asterisk -- An open source telephony toolkit.
3 *
4 * Copyright (C) 1999 - 2005, Digium, Inc.
5 *
6 * chan_skinny was developed by Jeremy McNamara & Florian Overkamp
7 * chan_skinny was heavily modified/fixed by North Antara
8 *
9 * See http://www.asterisk.org for more information about
10 * the Asterisk project. Please do not directly contact
11 * any of the maintainers of this project for assistance;
12 * the project provides a web site, mailing lists and IRC
13 * channels for your use.
14 *
15 * This program is free software, distributed under the terms of
16 * the GNU General Public License Version 2. See the LICENSE file
17 * at the top of the source tree.
18 */
19
20 /*! \file
21 *
22 * \brief Implementation of the Skinny protocol
23 *
24 * \author Jeremy McNamara & Florian Overkamp & North Antara
25 * \ingroup channel_drivers
26 */
27
28
29 #include "asterisk.h"
30
31 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
32
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <string.h>
36 #include <unistd.h>
37 #include <sys/socket.h>
38 #include <netinet/in.h>
39 #include <netinet/tcp.h>
40 #include <sys/ioctl.h>
41 #include <net/if.h>
42 #include <errno.h>
43 #include <fcntl.h>
44 #include <netdb.h>
45 #include <arpa/inet.h>
46 #include <sys/signal.h>
47 #include <signal.h>
48 #include <ctype.h>
49
50 #include "asterisk/lock.h"
51 #include "asterisk/channel.h"
52 #include "asterisk/config.h"
53 #include "asterisk/logger.h"
54 #include "asterisk/module.h"
55 #include "asterisk/pbx.h"
56 #include "asterisk/options.h"
57 #include "asterisk/lock.h"
58 #include "asterisk/sched.h"
59 #include "asterisk/io.h"
60 #include "asterisk/rtp.h"
61 #include "asterisk/acl.h"
62 #include "asterisk/callerid.h"
63 #include "asterisk/cli.h"
64 #include "asterisk/say.h"
65 #include "asterisk/cdr.h"
66 #include "asterisk/astdb.h"
67 #include "asterisk/features.h"
68 #include "asterisk/app.h"
69 #include "asterisk/musiconhold.h"
70 #include "asterisk/utils.h"
71 #include "asterisk/dsp.h"
72 #include "asterisk/stringfields.h"
73 #include "asterisk/astobj.h"
74 #include "asterisk/abstract_jb.h"
75 #include "asterisk/threadstorage.h"
76
77 /*************************************
78 * Skinny/Asterisk Protocol Settings *
79 *************************************/
80 static const char tdesc[] = "Skinny Client Control Protocol (Skinny)";
81 static const char config[] = "skinny.conf";
82
83 static int default_capability = AST_FORMAT_ULAW | AST_FORMAT_ALAW;
84 static struct ast_codec_pref default_prefs;
85
86 enum skinny_codecs {
87 SKINNY_CODEC_ALAW = 2,
88 SKINNY_CODEC_ULAW = 4,
89 SKINNY_CODEC_G723_1 = 9,
90 SKINNY_CODEC_G729A = 12,
91 SKINNY_CODEC_G726_32 = 82, /* XXX Which packing order does this translate to? */
92 SKINNY_CODEC_H261 = 100,
93 SKINNY_CODEC_H263 = 101
94 };
95
96 #define DEFAULT_SKINNY_PORT 2000
97 #define DEFAULT_SKINNY_BACKLOG 2
98 #define SKINNY_MAX_PACKET 1000
99
100 static int keep_alive = 120;
101 static char date_format[6] = "D-M-Y";
102 static char version_id[16] = "P002F202";
103
104 #if __BYTE_ORDER == __LITTLE_ENDIAN
105 #define letohl(x) (x)
106 #define letohs(x) (x)
107 #define htolel(x) (x)
108 #define htoles(x) (x)
109 #else
110 #if defined(SOLARIS) || defined(__Darwin__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__)
111 #define __bswap_16(x) \
112 ((((x) & 0xff00) >> 8) | \
113 (((x) & 0x00ff) << 8))
114 #define __bswap_32(x) \
115 ((((x) & 0xff000000) >> 24) | \
116 (((x) & 0x00ff0000) >> 8) | \
117 (((x) & 0x0000ff00) << 8) | \
118 (((x) & 0x000000ff) << 24))
119 #else
120 #include <bits/byteswap.h>
121 #endif
122 #define letohl(x) __bswap_32(x)
123 #define letohs(x) __bswap_16(x)
124 #define htolel(x) __bswap_32(x)
125 #define htoles(x) __bswap_16(x)
126 #endif
127
128 /*! Global jitterbuffer configuration - by default, jb is disabled */
129 static struct ast_jb_conf default_jbconf =
130 {
131 .flags = 0,
132 .max_size = -1,
133 .resync_threshold = -1,
134 .impl = ""
135 };
136 static struct ast_jb_conf global_jbconf;
137
138 AST_THREADSTORAGE(device2str_threadbuf, device2str_threadbuf_init);
139 #define DEVICE2STR_BUFSIZE 15
140
141 AST_THREADSTORAGE(control2str_threadbuf, control2str_threadbuf_init);
142 #define CONTROL2STR_BUFSIZE 100
143
144 /*********************
145 * Protocol Messages *
146 *********************/
147 /* message types */
148 #define KEEP_ALIVE_MESSAGE 0x0000
149 /* no additional struct */
150
151 #define REGISTER_MESSAGE 0x0001
152 struct register_message {
153 char name[16];
154 uint32_t userId;
155 uint32_t instance;
156 uint32_t ip;
157 uint32_t type;
158 uint32_t maxStreams;
159 };
160
161 #define IP_PORT_MESSAGE 0x0002
162
163 #define KEYPAD_BUTTON_MESSAGE 0x0003
164 struct keypad_button_message {
165 uint32_t button;
166 uint32_t lineInstance;
167 uint32_t callReference;
168 };
169
170
171 #define ENBLOC_CALL_MESSAGE 0x0004
172 struct enbloc_call_message {
173 char calledParty[24];
174 };
175
176 #define STIMULUS_MESSAGE 0x0005
177 struct stimulus_message {
178 uint32_t stimulus;
179 uint32_t stimulusInstance;
180 uint32_t callreference;
181 };
182
183 #define OFFHOOK_MESSAGE 0x0006
184 struct offhook_message {
185 uint32_t unknown1;
186 uint32_t unknown2;
187 };
188
189 #define ONHOOK_MESSAGE 0x0007
190 struct onhook_message {
191 uint32_t unknown1;
192 uint32_t unknown2;
193 };
194
195 #define CAPABILITIES_RES_MESSAGE 0x0010
196 struct station_capabilities {
197 uint32_t codec;
198 uint32_t frames;
199 union {
200 char res[8];
201 uint32_t rate;
202 } payloads;
203 };
204
205 #define SKINNY_MAX_CAPABILITIES 18
206
207 struct capabilities_res_message {
208 uint32_t count;
209 struct station_capabilities caps[SKINNY_MAX_CAPABILITIES];
210 };
211
212 #define SPEED_DIAL_STAT_REQ_MESSAGE 0x000A
213 struct speed_dial_stat_req_message {
214 uint32_t speedDialNumber;
215 };
216
217 #define LINE_STATE_REQ_MESSAGE 0x000B
218 struct line_state_req_message {
219 uint32_t lineNumber;
220 };
221
222 #define TIME_DATE_REQ_MESSAGE 0x000D
223 #define BUTTON_TEMPLATE_REQ_MESSAGE 0x000E
224 #define VERSION_REQ_MESSAGE 0x000F
225 #define SERVER_REQUEST_MESSAGE 0x0012
226
227 #define ALARM_MESSAGE 0x0020
228 struct alarm_message {
229 uint32_t alarmSeverity;
230 char displayMessage[80];
231 uint32_t alarmParam1;
232 uint32_t alarmParam2;
233 };
234
235 #define OPEN_RECEIVE_CHANNEL_ACK_MESSAGE 0x0022
236 struct open_receive_channel_ack_message {
237 uint32_t status;
238 uint32_t ipAddr;
239 uint32_t port;
240 uint32_t passThruId;
241 };
242
243 #define SOFT_KEY_SET_REQ_MESSAGE 0x0025
244
245 #define SOFT_KEY_EVENT_MESSAGE 0x0026
246 struct soft_key_event_message {
247 uint32_t softKeyEvent;
248 uint32_t instance;
249 uint32_t callreference;
250 };
251
252 #define UNREGISTER_MESSAGE 0x0027
253 #define SOFT_KEY_TEMPLATE_REQ_MESSAGE 0x0028
254 #define HEADSET_STATUS_MESSAGE 0x002B
255 #define REGISTER_AVAILABLE_LINES_MESSAGE 0x002D
256
257 #define REGISTER_ACK_MESSAGE 0x0081
258 struct register_ack_message {
259 uint32_t keepAlive;
260 char dateTemplate[6];
261 char res[2];
262 uint32_t secondaryKeepAlive;
263 char res2[4];
264 };
265
266 #define START_TONE_MESSAGE 0x0082
267 struct start_tone_message {
268 uint32_t tone;
269 uint32_t space;
270 uint32_t instance;
271 uint32_t reference;
272 };
273
274 #define STOP_TONE_MESSAGE 0x0083
275 struct stop_tone_message {
276 uint32_t instance;
277 uint32_t reference;
278 };
279
280 #define SET_RINGER_MESSAGE 0x0085
281 struct set_ringer_message {
282 uint32_t ringerMode;
283 uint32_t unknown1; /* See notes in transmit_ringer_mode */
284 uint32_t unknown2;
285 uint32_t space[2];
286 };
287
288 #define SET_LAMP_MESSAGE 0x0086
289 struct set_lamp_message {
290 uint32_t stimulus;
291 uint32_t stimulusInstance;
292 uint32_t deviceStimulus;
293 };
294
295 #define SET_SPEAKER_MESSAGE 0x0088
296 struct set_speaker_message {
297 uint32_t mode;
298 };
299
300 /* XXX When do we need to use this? */
301 #define SET_MICROPHONE_MESSAGE 0x0089
302 struct set_microphone_message {
303 uint32_t mode;
304 };
305
306 #define START_MEDIA_TRANSMISSION_MESSAGE 0x008A
307 struct media_qualifier {
308 uint32_t precedence;
309 uint32_t vad;
310 uint16_t packets;
311 uint32_t bitRate;
312 };
313
314 struct start_media_transmission_message {
315 uint32_t conferenceId;
316 uint32_t passThruPartyId;
317 uint32_t remoteIp;
318 uint32_t remotePort;
319 uint32_t packetSize;
320 uint32_t payloadType;
321 struct media_qualifier qualifier;
322 uint32_t space[16];
323 };
324
325 #define STOP_MEDIA_TRANSMISSION_MESSAGE 0x008B
326 struct stop_media_transmission_message {
327 uint32_t conferenceId;
328 uint32_t passThruPartyId;
329 uint32_t space[3];
330 };
331
332 #define CALL_INFO_MESSAGE 0x008F
333 struct call_info_message {
334 char callingPartyName[40];
335 char callingParty[24];
336 char calledPartyName[40];
337 char calledParty[24];
338 uint32_t instance;
339 uint32_t reference;
340 uint32_t type;
341 char originalCalledPartyName[40];
342 char originalCalledParty[24];
343 char lastRedirectingPartyName[40];
344 char lastRedirectingParty[24];
345 uint32_t originalCalledPartyRedirectReason;
346 uint32_t lastRedirectingReason;
347 char callingPartyVoiceMailbox[24];
348 char calledPartyVoiceMailbox[24];
349 char originalCalledPartyVoiceMailbox[24];
350 char lastRedirectingVoiceMailbox[24];
351 uint32_t space[3];
352 };
353
354 #define SPEED_DIAL_STAT_RES_MESSAGE 0x0091
355 struct speed_dial_stat_res_message {
356 uint32_t speedDialNumber;
357 char speedDialDirNumber[24];
358 char speedDialDisplayName[40];
359 };
360
361 #define LINE_STAT_RES_MESSAGE 0x0092
362 struct line_stat_res_message {
363 uint32_t lineNumber;
364 char lineDirNumber[24];
365 char lineDisplayName[24];
366 uint32_t space[15];
367 };
368
369 #define DEFINETIMEDATE_MESSAGE 0x0094
370 struct definetimedate_message {
371 uint32_t year; /* since 1900 */
372 uint32_t month;
373 uint32_t dayofweek; /* monday = 1 */
374 uint32_t day;
375 uint32_t hour;
376 uint32_t minute;
377 uint32_t seconds;
378 uint32_t milliseconds;
379 uint32_t timestamp;
380 };
381
382 #define BUTTON_TEMPLATE_RES_MESSAGE 0x0097
383 struct button_definition {
384 uint8_t instanceNumber;
385 uint8_t buttonDefinition;
386 };
387
388 struct button_definition_template {
389 uint8_t buttonDefinition;
390 /* for now, anything between 0xB0 and 0xCF is custom */
391 /*int custom;*/
392 };
393
394 #define STIMULUS_REDIAL 0x01
395 #define STIMULUS_SPEEDDIAL 0x02
396 #define STIMULUS_HOLD 0x03
397 #define STIMULUS_TRANSFER 0x04
398 #define STIMULUS_FORWARDALL 0x05
399 #define STIMULUS_FORWARDBUSY 0x06
400 #define STIMULUS_FORWARDNOANSWER 0x07
401 #define STIMULUS_DISPLAY 0x08
402 #define STIMULUS_LINE 0x09
403 #define STIMULUS_VOICEMAIL 0x0F
404 #define STIMULUS_AUTOANSWER 0x11
405 #define STIMULUS_CONFERENCE 0x7D
406 #define STIMULUS_CALLPARK 0x7E
407 #define STIMULUS_CALLPICKUP 0x7F
408 #define STIMULUS_NONE 0xFF
409
410 /* Button types */
411 #define BT_REDIAL STIMULUS_REDIAL
412 #define BT_SPEEDDIAL STIMULUS_SPEEDDIAL
413 #define BT_HOLD STIMULUS_HOLD
414 #define BT_TRANSFER STIMULUS_TRANSFER
415 #define BT_FORWARDALL STIMULUS_FORWARDALL
416 #define BT_FORWARDBUSY STIMULUS_FORWARDBUSY
417 #define BT_FORWARDNOANSWER STIMULUS_FORWARDNOANSWER
418 #define BT_DISPLAY STIMULUS_DISPLAY
419 #define BT_LINE STIMULUS_LINE
420 #define BT_VOICEMAIL STIMULUS_VOICEMAIL
421 #define BT_AUTOANSWER STIMULUS_AUTOANSWER
422 #define BT_CONFERENCE STIMULUS_CONFERENCE
423 #define BT_CALLPARK STIMULUS_CALLPARK
424 #define BT_CALLPICKUP STIMULUS_CALLPICKUP
425 #define BT_NONE 0x00
426
427 /* Custom button types - add our own between 0xB0 and 0xCF.
428 This may need to be revised in the future,
429 if stimuluses are ever added in this range. */
430 #define BT_CUST_LINESPEEDDIAL 0xB0 /* line or speeddial */
431 #define BT_CUST_HINT 0xB1 /* pipe dream */
432
433 struct button_template_res_message {
434 uint32_t buttonOffset;
435 uint32_t buttonCount;
436 uint32_t totalButtonCount;
437 struct button_definition definition[42];
438 };
439
440 #define VERSION_RES_MESSAGE 0x0098
441 struct version_res_message {
442 char version[16];
443 };
444
445 #define DISPLAYTEXT_MESSAGE 0x0099
446 struct displaytext_message {
447 char text[40];
448 };
449
450 #define CLEAR_NOTIFY_MESSAGE 0x0115
451 #define CLEAR_DISPLAY_MESSAGE 0x009A
452
453 #define CAPABILITIES_REQ_MESSAGE 0x009B
454
455 #define REGISTER_REJ_MESSAGE 0x009D
456 struct register_rej_message {
457 char errMsg[33];
458 };
459
460 #define SERVER_RES_MESSAGE 0x009E
461 struct server_identifier {
462 char serverName[48];
463 };
464
465 struct server_res_message {
466 struct server_identifier server[5];
467 uint32_t serverListenPort[5];
468 uint32_t serverIpAddr[5];
469 };
470
471 #define RESET_MESSAGE 0x009F
472 struct reset_message {
473 uint32_t resetType;
474 };
475
476 #define KEEP_ALIVE_ACK_MESSAGE 0x0100
477
478 #define OPEN_RECEIVE_CHANNEL_MESSAGE 0x0105
479 struct open_receive_channel_message {
480 uint32_t conferenceId;
481 uint32_t partyId;
482 uint32_t packets;
483 uint32_t capability;
484 uint32_t echo;
485 uint32_t bitrate;
486 uint32_t space[16];
487 };
488
489 #define CLOSE_RECEIVE_CHANNEL_MESSAGE 0x0106
490 struct close_receive_channel_message {
491 uint32_t conferenceId;
492 uint32_t partyId;
493 uint32_t space[2];
494 };
495
496 #define SOFT_KEY_TEMPLATE_RES_MESSAGE 0x0108
497
498 struct soft_key_template_definition {
499 char softKeyLabel[16];
500 uint32_t softKeyEvent;
501 };
502
503 #define KEYDEF_ONHOOK 0
504 #define KEYDEF_CONNECTED 1
505 #define KEYDEF_ONHOLD 2
506 #define KEYDEF_RINGIN 3
507 #define KEYDEF_OFFHOOK 4
508 #define KEYDEF_CONNWITHTRANS 5
509 #define KEYDEF_DADFD 6 /* Digits After Dialing First Digit */
510 #define KEYDEF_CONNWITHCONF 7
511 #define KEYDEF_RINGOUT 8
512 #define KEYDEF_OFFHOOKWITHFEAT 9
513 #define KEYDEF_UNKNOWN 10
514
515 #define SOFTKEY_NONE 0x00
516 #define SOFTKEY_REDIAL 0x01
517 #define SOFTKEY_NEWCALL 0x02
518 #define SOFTKEY_HOLD 0x03
519 #define SOFTKEY_TRNSFER 0x04
520 #define SOFTKEY_CFWDALL 0x05
521 #define SOFTKEY_CFWDBUSY 0x06
522 #define SOFTKEY_CFWDNOANSWER 0x07
523 #define SOFTKEY_BKSPC 0x08
524 #define SOFTKEY_ENDCALL 0x09
525 #define SOFTKEY_RESUME 0x0A
526 #define SOFTKEY_ANSWER 0x0B
527 #define SOFTKEY_INFO 0x0C
528 #define SOFTKEY_CONFRN 0x0D
529 #define SOFTKEY_PARK 0x0E
530 #define SOFTKEY_JOIN 0x0F
531 #define SOFTKEY_MEETME 0x10
532 #define SOFTKEY_PICKUP 0x11
533 #define SOFTKEY_GPICKUP 0x12
534
535 struct soft_key_template_definition soft_key_template_default[] = {
536 { "Redial", 0x01 },
537 { "NewCall", 0x02 },
538 { "Hold", 0x03 },
539 { "Trnsfer", 0x04 },
540 { "CFwdAll", 0x05 },
541 { "CFwdBusy", 0x06 },
542 { "CFwdNoAnswer", 0x07 },
543 { "<<", 0x08 },
544 { "EndCall", 0x09 },
545 { "Resume", 0x0A },
546 { "Answer", 0x0B },
547 { "Info", 0x0C },
548 { "Confrn", 0x0D },
549 { "Park", 0x0E },
550 { "Join", 0x0F },
551 { "MeetMe", 0x10 },
552 { "PickUp", 0x11 },
553 { "GPickUp", 0x12 },
554 };
555
556 struct soft_key_definitions {
557 const uint8_t mode;
558 const uint8_t *defaults;
559 const int count;
560 };
561
562 static const uint8_t soft_key_default_onhook[] = {
563 SOFTKEY_REDIAL,
564 SOFTKEY_NEWCALL,
565 SOFTKEY_CFWDALL,
566 SOFTKEY_CFWDBUSY,
567 /*SOFTKEY_GPICKUP,
568 SOFTKEY_CONFRN,*/
569 };
570
571 static const uint8_t soft_key_default_connected[] = {
572 SOFTKEY_HOLD,
573 SOFTKEY_ENDCALL,
574 SOFTKEY_TRNSFER,
575 SOFTKEY_PARK,
576 SOFTKEY_CFWDALL,
577 SOFTKEY_CFWDBUSY,
578 };
579
580 static const uint8_t soft_key_default_onhold[] = {
581 SOFTKEY_RESUME,
582 SOFTKEY_NEWCALL,
583 SOFTKEY_ENDCALL,
584 SOFTKEY_TRNSFER,
585 };
586
587 static const uint8_t soft_key_default_ringin[] = {
588 SOFTKEY_ANSWER,
589 SOFTKEY_ENDCALL,
590 SOFTKEY_TRNSFER,
591 };
592
593 static const uint8_t soft_key_default_offhook[] = {
594 SOFTKEY_REDIAL,
595 SOFTKEY_ENDCALL,
596 SOFTKEY_CFWDALL,
597 SOFTKEY_CFWDBUSY,
598 /*SOFTKEY_GPICKUP,*/
599 };
600
601 static const uint8_t soft_key_default_connwithtrans[] = {
602 SOFTKEY_HOLD,
603 SOFTKEY_ENDCALL,
604 SOFTKEY_TRNSFER,
605 SOFTKEY_PARK,
606 SOFTKEY_CFWDALL,
607 SOFTKEY_CFWDBUSY,
608 };
609
610 static const uint8_t soft_key_default_dadfd[] = {
611 SOFTKEY_BKSPC,
612 SOFTKEY_ENDCALL,
613 };
614
615 static const uint8_t soft_key_default_connwithconf[] = {
616 SOFTKEY_NONE,
617 };
618
619 static const uint8_t soft_key_default_ringout[] = {
620 SOFTKEY_NONE,
621 SOFTKEY_ENDCALL,
622 };
623
624 static const uint8_t soft_key_default_offhookwithfeat[] = {
625 SOFTKEY_REDIAL,
626 SOFTKEY_ENDCALL,
627 };
628
629 static const uint8_t soft_key_default_unknown[] = {
630 SOFTKEY_NONE,
631 };
632
633 static const struct soft_key_definitions soft_key_default_definitions[] = {
634 {KEYDEF_ONHOOK, soft_key_default_onhook, sizeof(soft_key_default_onhook) / sizeof(uint8_t)},
635 {KEYDEF_CONNECTED, soft_key_default_connected, sizeof(soft_key_default_connected) / sizeof(uint8_t)},
636 {KEYDEF_ONHOLD, soft_key_default_onhold, sizeof(soft_key_default_onhold) / sizeof(uint8_t)},
637 {KEYDEF_RINGIN, soft_key_default_ringin, sizeof(soft_key_default_ringin) / sizeof(uint8_t)},
638 {KEYDEF_OFFHOOK, soft_key_default_offhook, sizeof(soft_key_default_offhook) / sizeof(uint8_t)},
639 {KEYDEF_CONNWITHTRANS, soft_key_default_connwithtrans, sizeof(soft_key_default_connwithtrans) / sizeof(uint8_t)},
640 {KEYDEF_DADFD, soft_key_default_dadfd, sizeof(soft_key_default_dadfd) / sizeof(uint8_t)},
641 {KEYDEF_CONNWITHCONF, soft_key_default_connwithconf, sizeof(soft_key_default_connwithconf) / sizeof(uint8_t)},
642 {KEYDEF_RINGOUT, soft_key_default_ringout, sizeof(soft_key_default_ringout) / sizeof(uint8_t)},
643 {KEYDEF_OFFHOOKWITHFEAT, soft_key_default_offhookwithfeat, sizeof(soft_key_default_offhookwithfeat) / sizeof(uint8_t)},
644 {KEYDEF_UNKNOWN, soft_key_default_unknown, sizeof(soft_key_default_unknown) / sizeof(uint8_t)}
645 };
646
647 struct soft_key_template_res_message {
648 uint32_t softKeyOffset;
649 uint32_t softKeyCount;
650 uint32_t totalSoftKeyCount;
651 struct soft_key_template_definition softKeyTemplateDefinition[32];
652 };
653
654 #define SOFT_KEY_SET_RES_MESSAGE 0x0109
655
656 struct soft_key_set_definition {
657 uint8_t softKeyTemplateIndex[16];
658 uint16_t softKeyInfoIndex[16];
659 };
660
661 struct soft_key_set_res_message {
662 uint32_t softKeySetOffset;
663 uint32_t softKeySetCount;
664 uint32_t totalSoftKeySetCount;
665 struct soft_key_set_definition softKeySetDefinition[16];
666 uint32_t res;
667 };
668
669 #define SELECT_SOFT_KEYS_MESSAGE 0x0110
670 struct select_soft_keys_message {
671 uint32_t instance;
672 uint32_t reference;
673 uint32_t softKeySetIndex;
674 uint32_t validKeyMask;
675 };
676
677 #define CALL_STATE_MESSAGE 0x0111
678 struct call_state_message {
679 uint32_t callState;
680 uint32_t lineInstance;
681 uint32_t callReference;
682 uint32_t space[3];
683 };
684
685 #define DISPLAY_PROMPT_STATUS_MESSAGE 0x0112
686 struct display_prompt_status_message {
687 uint32_t messageTimeout;
688 char promptMessage[32];
689 uint32_t lineInstance;
690 uint32_t callReference;
691 };
692
693 #define CLEAR_PROMPT_MESSAGE 0x0113
694 struct clear_prompt_message {
695 uint32_t lineInstance;
696 uint32_t callReference;
697 };
698
699 #define DISPLAY_NOTIFY_MESSAGE 0x0114
700 struct display_notify_message {
701 uint32_t displayTimeout;
702 char displayMessage[100];
703 };
704
705 #define ACTIVATE_CALL_PLANE_MESSAGE 0x0116
706 struct activate_call_plane_message {
707 uint32_t lineInstance;
708 };
709
710 #define DIALED_NUMBER_MESSAGE 0x011D
711 struct dialed_number_message {
712 char dialedNumber[24];
713 uint32_t lineInstance;
714 uint32_t callReference;
715 };
716
717 union skinny_data {
718 struct alarm_message alarm;
719 struct speed_dial_stat_req_message speeddialreq;
720 struct register_message reg;
721 struct register_ack_message regack;
722 struct register_rej_message regrej;
723 struct capabilities_res_message caps;
724 struct version_res_message version;
725 struct button_template_res_message buttontemplate;
726 struct displaytext_message displaytext;
727 struct display_prompt_status_message displaypromptstatus;
728 struct clear_prompt_message clearpromptstatus;
729 struct definetimedate_message definetimedate;
730 struct start_tone_message starttone;
731 struct stop_tone_message stoptone;
732 struct speed_dial_stat_res_message speeddial;
733 struct line_state_req_message line;
734 struct line_stat_res_message linestat;
735 struct soft_key_set_res_message softkeysets;
736 struct soft_key_template_res_message softkeytemplate;
737 struct server_res_message serverres;
738 struct reset_message reset;
739 struct set_lamp_message setlamp;
740 struct set_ringer_message setringer;
741 struct call_state_message callstate;
742 struct keypad_button_message keypad;
743 struct select_soft_keys_message selectsoftkey;
744 struct activate_call_plane_message activatecallplane;
745 struct stimulus_message stimulus;
746 struct offhook_message offhook;
747 struct onhook_message onhook;
748 struct set_speaker_message setspeaker;
749 struct set_microphone_message setmicrophone;
750 struct call_info_message callinfo;
751 struct start_media_transmission_message startmedia;
752 struct stop_media_transmission_message stopmedia;
753 struct open_receive_channel_message openreceivechannel;
754 struct open_receive_channel_ack_message openreceivechannelack;
755 struct close_receive_channel_message closereceivechannel;
756 struct display_notify_message displaynotify;
757 struct dialed_number_message dialednumber;
758 struct soft_key_event_message softkeyeventmessage;
759 struct enbloc_call_message enbloccallmessage;
760 };
761
762 /* packet composition */
763 struct skinny_req {
764 int len;
765 int res;
766 int e;
767 union skinny_data data;
768 };
769
770 /* XXX This is the combined size of the variables above. (len, res, e)
771 If more are added, this MUST change.
772 (sizeof(skinny_req) - sizeof(skinny_data)) DOES NOT WORK on all systems (amd64?). */
773 int skinny_header_size = 12;
774
775 /*****************************
776 * Asterisk specific globals *
777 *****************************/
778
779 static int skinnydebug = 0;
780
781 /* a hostname, portnumber, socket and such is usefull for VoIP protocols */
782 static struct sockaddr_in bindaddr;
783 static char ourhost[256];
784 static int ourport;
785 static struct in_addr __ourip;
786 struct ast_hostent ahp;
787 struct hostent *hp;
788 static int skinnysock = -1;
789 static pthread_t accept_t;
790 static char context[AST_MAX_CONTEXT] = "default";
791 static char language[MAX_LANGUAGE] = "";
792 static char mohinterpret[MAX_MUSICCLASS] = "default";
793 static char mohsuggest[MAX_MUSICCLASS] = "";
794 static char cid_num[AST_MAX_EXTENSION] = "";
795 static char cid_name[AST_MAX_EXTENSION] = "";
796 static char linelabel[AST_MAX_EXTENSION] ="";
797 static int nat = 0;
798 static ast_group_t cur_callergroup = 0;
799 static ast_group_t cur_pickupgroup = 0;
800 static int immediate = 0;
801 static int callwaiting = 0;
802 static int callreturn = 0;
803 static int threewaycalling = 0;
804 static int mwiblink = 0;
805 /* This is for flashhook transfers */
806 static int transfer = 0;
807 static int cancallforward = 0;
808 /* static int busycount = 3;*/
809 static char accountcode[AST_MAX_ACCOUNT_CODE] = "";
810 static char mailbox[AST_MAX_EXTENSION];
811 static int amaflags = 0;
812 static int callnums = 1;
813
814 #define SKINNY_DEVICE_UNKNOWN -1
815 #define SKINNY_DEVICE_NONE 0
816 #define SKINNY_DEVICE_30SPPLUS 1
817 #define SKINNY_DEVICE_12SPPLUS 2
818 #define SKINNY_DEVICE_12SP 3
819 #define SKINNY_DEVICE_12 4
820 #define SKINNY_DEVICE_30VIP 5
821 #define SKINNY_DEVICE_7910 6
822 #define SKINNY_DEVICE_7960 7
823 #define SKINNY_DEVICE_7940 8
824 #define SKINNY_DEVICE_7935 9
825 #define SKINNY_DEVICE_ATA186 12 /* Cisco ATA-186 */
826 #define SKINNY_DEVICE_7941 115
827 #define SKINNY_DEVICE_7971 119
828 #define SKINNY_DEVICE_7914 124 /* Expansion module */
829 #define SKINNY_DEVICE_7985 302
830 #define SKINNY_DEVICE_7911 307
831 #define SKINNY_DEVICE_7961GE 308
832 #define SKINNY_DEVICE_7941GE 309
833 #define SKINNY_DEVICE_7931 348
834 #define SKINNY_DEVICE_7921 365
835 #define SKINNY_DEVICE_7906 369
836 #define SKINNY_DEVICE_7962 404 /* Not found */
837 #define SKINNY_DEVICE_7937 431
838 #define SKINNY_DEVICE_7942 434
839 #define SKINNY_DEVICE_7945 435
840 #define SKINNY_DEVICE_7965 436
841 #define SKINNY_DEVICE_7975 437
842 #define SKINNY_DEVICE_7905 20000
843 #define SKINNY_DEVICE_7920 30002
844 #define SKINNY_DEVICE_7970 30006
845 #define SKINNY_DEVICE_7912 30007
846 #define SKINNY_DEVICE_7902 30008
847 #define SKINNY_DEVICE_CIPC 30016 /* Cisco IP Communicator */
848 #define SKINNY_DEVICE_7961 30018
849 #define SKINNY_DEVICE_7936 30019
850 #define SKINNY_DEVICE_SCCPGATEWAY_AN 30027 /* ??? */
851 #define SKINNY_DEVICE_SCCPGATEWAY_BRI 30028 /* ??? */
852
853 #define SKINNY_SPEAKERON 1
854 #define SKINNY_SPEAKEROFF 2
855
856 #define SKINNY_MICON 1
857 #define SKINNY_MICOFF 2
858
859 #define SKINNY_OFFHOOK 1
860 #define SKINNY_ONHOOK 2
861 #define SKINNY_RINGOUT 3
862 #define SKINNY_RINGIN 4
863 #define SKINNY_CONNECTED 5
864 #define SKINNY_BUSY 6
865 #define SKINNY_CONGESTION 7
866 #define SKINNY_HOLD 8
867 #define SKINNY_CALLWAIT 9
868 #define SKINNY_TRANSFER 10
869 #define SKINNY_PARK 11
870 #define SKINNY_PROGRESS 12
871 #define SKINNY_INVALID 14
872
873 #define SKINNY_SILENCE 0x00
874 #define SKINNY_DIALTONE 0x21
875 #define SKINNY_BUSYTONE 0x23
876 #define SKINNY_ALERT 0x24
877 #define SKINNY_REORDER 0x25
878 #define SKINNY_CALLWAITTONE 0x2D
879 #define SKINNY_NOTONE 0x7F
880
881 #define SKINNY_LAMP_OFF 1
882 #define SKINNY_LAMP_ON 2
883 #define SKINNY_LAMP_WINK 3
884 #define SKINNY_LAMP_FLASH 4
885 #define SKINNY_LAMP_BLINK 5
886
887 #define SKINNY_RING_OFF 1
888 #define SKINNY_RING_INSIDE 2
889 #define SKINNY_RING_OUTSIDE 3
890 #define SKINNY_RING_FEATURE 4
891
892 #define TYPE_TRUNK 1
893 #define TYPE_LINE 2
894
895 /* Skinny rtp stream modes. Do we really need this? */
896 #define SKINNY_CX_SENDONLY 0
897 #define SKINNY_CX_RECVONLY 1
898 #define SKINNY_CX_SENDRECV 2
899 #define SKINNY_CX_CONF 3
900 #define SKINNY_CX_CONFERENCE 3
901 #define SKINNY_CX_MUTE 4
902 #define SKINNY_CX_INACTIVE 4
903
904 #if 0
905 static char *skinny_cxmodes[] = {
906 "sendonly",
907 "recvonly",
908 "sendrecv",
909 "confrnce",
910 "inactive"
911 };
912 #endif
913
914 /* driver scheduler */
915 static struct sched_context *sched = NULL;
916 static struct io_context *io;
917
918 /* Protect the monitoring thread, so only one process can kill or start it, and not
919 when it's doing something critical. */
920 AST_MUTEX_DEFINE_STATIC(monlock);
921 /* Protect the network socket */
922 AST_MUTEX_DEFINE_STATIC(netlock);
923 /* Protect the session list */
924 AST_MUTEX_DEFINE_STATIC(sessionlock);
925 /* Protect the device list */
926 AST_MUTEX_DEFINE_STATIC(devicelock);
927 #if 0
928 /* Protect the paging device list */
929 AST_MUTEX_DEFINE_STATIC(pagingdevicelock);
930 #endif
931
932 /* This is the thread for the monitor which checks for input on the channels
933 which are not currently in use. */
934 static pthread_t monitor_thread = AST_PTHREADT_NULL;
935
936 /* Wait up to 16 seconds for first digit */
937 static int firstdigittimeout = 16000;
938
939 /* How long to wait for following digits */
940 static int gendigittimeout = 8000;
941
942 /* How long to wait for an extra digit, if there is an ambiguous match */
943 static int matchdigittimeout = 3000;
944
945 struct skinny_subchannel {
946 ast_mutex_t lock;
947 struct ast_channel *owner;
948 struct ast_rtp *rtp;
949 struct ast_rtp *vrtp;
950 unsigned int callid;
951 /* time_t lastouttime; */ /* Unused */
952 int progress;
953 int ringing;
954 int onhold;
955 /* int lastout; */ /* Unused */
956 int cxmode;
957 int nat;
958 int outgoing;
959 int alreadygone;
960
961 struct skinny_subchannel *next;
962 struct skinny_line *parent;
963 };
964
965 struct skinny_line {
966 ast_mutex_t lock;
967 char name[80];
968 char label[24]; /* Label that shows next to the line buttons */
969 char accountcode[AST_MAX_ACCOUNT_CODE];
970 char exten[AST_MAX_EXTENSION]; /* Extension where to start */
971 char context[AST_MAX_CONTEXT];
972 char language[MAX_LANGUAGE];
973 char cid_num[AST_MAX_EXTENSION]; /* Caller*ID */
974 char cid_name[AST_MAX_EXTENSION]; /* Caller*ID */
975 char lastcallerid[AST_MAX_EXTENSION]; /* Last Caller*ID */
976 char call_forward[AST_MAX_EXTENSION];
977 char mailbox[AST_MAX_EXTENSION];
978 char mohinterpret[MAX_MUSICCLASS];
979 char mohsuggest[MAX_MUSICCLASS];
980 char lastnumberdialed[AST_MAX_EXTENSION]; /* Last number that was dialed - used for redial */
981 int curtone; /* Current tone being played */
982 ast_group_t callgroup;
983 ast_group_t pickupgroup;
984 int callwaiting;
985 int transfer;
986 int threewaycalling;
987 int mwiblink;
988 int cancallforward;
989 int callreturn;
990 int dnd; /* How does this affect callwait? Do we just deny a skinny_request if we're dnd? */
991 int hascallerid;
992 int hidecallerid;
993 int amaflags;
994 int type;
995 int instance;
996 int group;
997 int needdestroy;
998 int capability;
999 int nonCodecCapability;
1000 int onhooktime;
1001 int msgstate; /* voicemail message state */
1002 int immediate;
1003 int hookstate;
1004 int nat;
1005
1006 struct ast_codec_pref prefs;
1007 struct skinny_subchannel *sub;
1008 struct skinny_line *next;
1009 struct skinny_device *parent;
1010 };
1011
1012 struct skinny_speeddial {
1013 ast_mutex_t lock;
1014 char label[42];
1015 char exten[AST_MAX_EXTENSION];
1016 int instance;
1017
1018 struct skinny_speeddial *next;
1019 struct skinny_device *parent;
1020 };
1021
1022 struct skinny_addon {
1023 ast_mutex_t lock;
1024 char type[10];
1025
1026 struct skinny_addon *next;
1027 struct skinny_device *parent;
1028 };
1029
1030 static struct skinny_device {
1031 /* A device containing one or more lines */
1032 char name[80];
1033 char id[16];
1034 char version_id[16];
1035 int type;
1036 int registered;
1037 int lastlineinstance;
1038 int lastcallreference;
1039 int capability;
1040 int earlyrtp;
1041 char exten[AST_MAX_EXTENSION];
1042 struct sockaddr_in addr;
1043 struct in_addr ourip;
1044 struct skinny_line *lines;
1045 struct skinny_speeddial *speeddials;
1046 struct skinny_addon *addons;
1047 struct ast_codec_pref prefs;
1048 struct ast_ha *ha;
1049 struct skinnysession *session;
1050 struct skinny_device *next;
1051 } *devices = NULL;
1052
1053 struct skinny_paging_device {
1054 char name[80];
1055 char id[16];
1056 struct skinny_device ** devices;
1057 struct skinny_paging_device *next;
1058 };
1059
1060 static struct skinnysession {
1061 pthread_t t;
1062 ast_mutex_t lock;
1063 struct sockaddr_in sin;
1064 int fd;
1065 char inbuf[SKINNY_MAX_PACKET];
1066 char outbuf[SKINNY_MAX_PACKET];
1067 struct skinny_device *device;
1068 struct skinnysession *next;
1069 } *sessions = NULL;
1070
1071 static struct ast_channel *skinny_request(const char *type, int format, void *data, int *cause);
1072 static int skinny_call(struct ast_channel *ast, char *dest, int timeout);
1073 static int skinny_hangup(struct ast_channel *ast);
1074 static int skinny_answer(struct ast_channel *ast);
1075 static struct ast_frame *skinny_read(struct ast_channel *ast);
1076 static int skinny_write(struct ast_channel *ast, struct ast_frame *frame);
1077 static int skinny_indicate(struct ast_channel *ast, int ind, const void *data, size_t datalen);
1078 static int skinny_fixup(struct ast_channel *oldchan, struct ast_channel *newchan);
1079 static int skinny_senddigit_begin(struct ast_channel *ast, char digit);
1080 static int skinny_senddigit_end(struct ast_channel *ast, char digit, unsigned int duration);
1081 static int handle_time_date_req_message(struct skinny_req *req, struct skinnysession *s);
1082
1083 static const struct ast_channel_tech skinny_tech = {
1084 .type = "Skinny",
1085 .description = tdesc,
1086 .capabilities = ((AST_FORMAT_MAX_AUDIO << 1) - 1),
1087 .properties = AST_CHAN_TP_WANTSJITTER | AST_CHAN_TP_CREATESJITTER,
1088 .requester = skinny_request,
1089 .call = skinny_call,
1090 .hangup = skinny_hangup,
1091 .answer = skinny_answer,
1092 .read = skinny_read,
1093 .write = skinny_write,
1094 .indicate = skinny_indicate,
1095 .fixup = skinny_fixup,
1096 .send_digit_begin = skinny_senddigit_begin,
1097 .send_digit_end = skinny_senddigit_end,
1098 /* .bridge = ast_rtp_bridge, */
1099 };
1100
1101 static void *get_button_template(struct skinnysession *s, struct button_definition_template *btn)
1102 {
1103 struct skinny_device *d = s->device;
1104 struct skinny_addon *a = d->addons;
1105 int i;
1106
1107 switch (d->type) {
1108 case SKINNY_DEVICE_30SPPLUS:
1109 case SKINNY_DEVICE_30VIP:
1110 /* 13 rows, 2 columns */
1111 for (i = 0; i < 4; i++)
1112 (btn++)->buttonDefinition = BT_LINE;
1113 (btn++)->buttonDefinition = BT_REDIAL;
1114 (btn++)->buttonDefinition = BT_VOICEMAIL;
1115 (btn++)->buttonDefinition = BT_CALLPARK;
1116 (btn++)->buttonDefinition = BT_FORWARDALL;
1117 (btn++)->buttonDefinition = BT_CONFERENCE;
1118 for (i = 0; i < 4; i++)
1119 (btn++)->buttonDefinition = BT_NONE;
1120 for (i = 0; i < 13; i++)
1121 (btn++)->buttonDefinition = BT_SPEEDDIAL;
1122
1123 break;
1124 case SKINNY_DEVICE_12SPPLUS:
1125 case SKINNY_DEVICE_12SP:
1126 case SKINNY_DEVICE_12:
1127 /* 6 rows, 2 columns */
1128 for (i = 0; i < 2; i++)
1129 (btn++)->buttonDefinition = BT_LINE;
1130 (btn++)->buttonDefinition = BT_REDIAL;
1131 for (i = 0; i < 3; i++)
1132 (btn++)->buttonDefinition = BT_SPEEDDIAL;
1133 (btn++)->buttonDefinition = BT_HOLD;
1134 (btn++)->buttonDefinition = BT_TRANSFER;
1135 (btn++)->buttonDefinition = BT_FORWARDALL;
1136 (btn++)->buttonDefinition = BT_CALLPARK;
1137 (btn++)->buttonDefinition = BT_VOICEMAIL;
1138 (btn++)->buttonDefinition = BT_CONFERENCE;
1139 break;
1140 case SKINNY_DEVICE_7910:
1141 (btn++)->buttonDefinition = BT_LINE;
1142 (btn++)->buttonDefinition = BT_HOLD;
1143 (btn++)->buttonDefinition = BT_TRANSFER;
1144 (btn++)->buttonDefinition = BT_DISPLAY;
1145 (btn++)->buttonDefinition = BT_VOICEMAIL;
1146 (btn++)->buttonDefinition = BT_CONFERENCE;
1147 (btn++)->buttonDefinition = BT_FORWARDALL;
1148 for (i = 0; i < 2; i++)
1149 (btn++)->buttonDefinition = BT_SPEEDDIAL;
1150 (btn++)->buttonDefinition = BT_REDIAL;
1151 break;
1152 case SKINNY_DEVICE_7960:
1153 case SKINNY_DEVICE_7961:
1154 case SKINNY_DEVICE_7961GE:
1155 case SKINNY_DEVICE_7962:
1156 case SKINNY_DEVICE_7965:
1157 for (i = 0; i < 6; i++)
1158 (btn++)->buttonDefinition = BT_CUST_LINESPEEDDIAL;
1159 break;
1160 case SKINNY_DEVICE_7940:
1161 case SKINNY_DEVICE_7941:
1162 case SKINNY_DEVICE_7941GE:
1163 case SKINNY_DEVICE_7942:
1164 case SKINNY_DEVICE_7945:
1165 for (i = 0; i < 2; i++)
1166 (btn++)->buttonDefinition = BT_CUST_LINESPEEDDIAL;
1167 break;
1168 case SKINNY_DEVICE_7935:
1169 case SKINNY_DEVICE_7936:
1170 for (i = 0; i < 2; i++)
1171 (btn++)->buttonDefinition = BT_LINE;
1172 break;
1173 case SKINNY_DEVICE_ATA186:
1174 (btn++)->buttonDefinition = BT_LINE;
1175 break;
1176 case SKINNY_DEVICE_7970:
1177 case SKINNY_DEVICE_7971:
1178 case SKINNY_DEVICE_7975:
1179 case SKINNY_DEVICE_CIPC:
1180 for (i = 0; i < 8; i++)
1181 (btn++)->buttonDefinition = BT_CUST_LINESPEEDDIAL;
1182 break;
1183 case SKINNY_DEVICE_7985:
1184 /* XXX I have no idea what the buttons look like on these. */
1185 ast_log(LOG_WARNING, "Unsupported device type '%d (7985)' found.\n", d->type);
1186 break;
1187 case SKINNY_DEVICE_7912:
1188 case SKINNY_DEVICE_7911:
1189 case SKINNY_DEVICE_7905:
1190 (btn++)->buttonDefinition = BT_LINE;
1191 (btn++)->buttonDefinition = BT_HOLD;
1192 break;
1193 case SKINNY_DEVICE_7920:
1194 /* XXX I don't know if this is right. */
1195 for (i = 0; i < 4; i++)
1196 (btn++)->buttonDefinition = BT_CUST_LINESPEEDDIAL;
1197 break;
1198 case SKINNY_DEVICE_7921:
1199 for (i = 0; i < 6; i++)
1200 (btn++)->buttonDefinition = BT_CUST_LINESPEEDDIAL;
1201 break;
1202 case SKINNY_DEVICE_7902:
1203 ast_log(LOG_WARNING, "Unsupported device type '%d (7902)' found.\n", d->type);
1204 break;
1205 case SKINNY_DEVICE_7906:
1206 ast_log(LOG_WARNING, "Unsupported device type '%d (7906)' found.\n", d->type);
1207 break;
1208 case SKINNY_DEVICE_7931:
1209 ast_log(LOG_WARNING, "Unsupported device type '%d (7931)' found.\n", d->type);
1210 break;
1211 case SKINNY_DEVICE_7937:
1212 ast_log(LOG_WARNING, "Unsupported device type '%d (7937)' found.\n", d->type);
1213 break;
1214 case SKINNY_DEVICE_7914:
1215 ast_log(LOG_WARNING, "Unsupported device type '%d (7914)' found. Expansion module registered by itself?\n", d->type);
1216 break;
1217 case SKINNY_DEVICE_SCCPGATEWAY_AN:
1218 case SKINNY_DEVICE_SCCPGATEWAY_BRI:
1219 ast_log(LOG_WARNING, "Unsupported device type '%d (SCCP gateway)' found.\n", d->type);
1220 break;
1221 default:
1222 ast_log(LOG_WARNING, "Unknown device type '%d' found.\n", d->type);
1223 break;
1224 }
1225
1226 for (a = d->addons; a; a = a->next) {
1227 if (!strcasecmp(a->type, "7914")) {
1228 for (i = 0; i < 14; i++)
1229 (btn++)->buttonDefinition = BT_CUST_LINESPEEDDIAL;
1230 } else {
1231 ast_log(LOG_WARNING, "Unknown addon type '%s' found. Skipping.\n", a->type);
1232 }
1233 }
1234
1235 return btn;
1236 }
1237
1238 static struct skinny_req *req_alloc(size_t size, int response_message)
1239 {
1240 struct skinny_req *req;
1241
1242 if (!(req = ast_calloc(1, skinny_header_size + size + 4)))
1243 return NULL;
1244
1245 req->len = htolel(size+4);
1246 req->e = htolel(response_message);
1247
1248 return req;
1249 }
1250
1251 static struct skinny_line *find_line_by_instance(struct skinny_device *d, int instance)
1252 {
1253 struct skinny_line *l;
1254
1255 if (!instance)
1256 instance = 1;
1257
1258 for (l = d->lines; l; l = l->next) {
1259 if (l->instance == instance)
1260 break;
1261 }
1262
1263 if (!l) {
1264 ast_log(LOG_WARNING, "Could not find line with instance '%d' on device '%s'\n", instance, d->name);
1265 }
1266 return l;
1267 }
1268
1269 static struct skinny_line *find_line_by_name(const char *dest)
1270 {
1271 struct skinny_line *l;
1272 struct skinny_device *d;
1273 char line[256];
1274 char *at;
1275 char *device;
1276
1277 ast_copy_string(line, dest, sizeof(line));
1278 at = strchr(line, '@');
1279 if (!at) {
1280 ast_log(LOG_NOTICE, "Device '%s' has no @ (at) sign!\n", dest);
1281 return NULL;
1282 }
1283 *at++ = '\0';
1284 device = at;
1285 ast_mutex_lock(&devicelock);
1286 for (d = devices; d; d = d->next) {
1287 if (!strcasecmp(d->name, device)) {
1288 if (skinnydebug)
1289 ast_verbose("Found device: %s\n", d->name);
1290 /* Found the device */
1291 for (l = d->lines; l; l = l->next) {
1292 /* Search for the right line */
1293 if (!strcasecmp(l->name, line)) {
1294 ast_mutex_unlock(&devicelock);
1295 return l;
1296 }
1297 }
1298 }
1299 }
1300 /* Device not found */
1301 ast_mutex_unlock(&devicelock);
1302 return NULL;
1303 }
1304
1305 /* It's quicker/easier to find the subchannel when we know the instance number too */
1306 static struct skinny_subchannel *find_subchannel_by_instance_reference(struct skinny_device *d, int instance, int reference)
1307 {
1308 struct skinny_line *l = find_line_by_instance(d, instance);
1309 struct skinny_subchannel *sub;
1310
1311 if (!l) {
1312 return NULL;
1313 }
1314
1315 if (!reference)
1316 sub = l->sub;
1317 else {
1318 for (sub = l->sub; sub; sub = sub->next) {
1319 if (sub->callid == reference)
1320 break;
1321 }
1322 }
1323
1324 if (!sub) {
1325 ast_log(LOG_WARNING, "Could not find subchannel with reference '%d' on '%s'\n", reference, d->name);
1326 }
1327 return sub;
1328 }
1329
1330 /* Find the subchannel when we only have the callid - this shouldn't happen often */
1331 static struct skinny_subchannel *find_subchannel_by_reference(struct skinny_device *d, int reference)
1332 {
1333 struct skinny_line *l;
1334 struct skinny_subchannel *sub = NULL;
1335
1336 for (l = d->lines; l; l = l->next) {
1337 for (sub = l->sub; sub; sub = sub->next) {
1338 if (sub->callid == reference)
1339 break;
1340 }
1341 if (sub)
1342 break;
1343 }
1344
1345 if (!l) {
1346 ast_log(LOG_WARNING, "Could not find any lines that contained a subchannel with reference '%d' on device '%s'\n", reference, d->name);
1347 } else {
1348 if (!sub) {
1349 ast_log(LOG_WARNING, "Could not find subchannel with reference '%d' on '%s@%s'\n", reference, l->name, d->name);
1350 }
1351 }
1352 return sub;
1353 }
1354
1355 static struct skinny_speeddial *find_speeddial_by_instance(struct skinny_device *d, int instance)
1356 {
1357 struct skinny_speeddial *sd;
1358
1359 for (sd = d->speeddials; sd; sd = sd->next) {
1360 if (sd->instance == instance)
1361 break;
1362 }
1363
1364 if (!sd) {
1365 ast_log(LOG_WARNING, "Could not find speeddial with instance '%d' on device '%s'\n", instance, d->name);
1366 }
1367 return sd;
1368 }
1369
1370 static int codec_skinny2ast(enum skinny_codecs skinnycodec)
1371 {
1372 switch (skinnycodec) {
1373 case SKINNY_CODEC_ALAW:
1374 return AST_FORMAT_ALAW;
1375 case SKINNY_CODEC_ULAW:
1376 return AST_FORMAT_ULAW;
1377 case SKINNY_CODEC_G723_1:
1378 return AST_FORMAT_G723_1;
1379 case SKINNY_CODEC_G729A:
1380 return AST_FORMAT_G729A;
1381 case SKINNY_CODEC_G726_32:
1382 return AST_FORMAT_G726_AAL2; /* XXX Is this right? */
1383 case SKINNY_CODEC_H261:
1384 return AST_FORMAT_H261;
1385 case SKINNY_CODEC_H263:
1386 return AST_FORMAT_H263;
1387 default:
1388 return 0;
1389 }
1390 }
1391
1392 static int codec_ast2skinny(int astcodec)
1393 {
1394 switch (astcodec) {
1395 case AST_FORMAT_ALAW:
1396 return SKINNY_CODEC_ALAW;
1397 case AST_FORMAT_ULAW:
1398 return SKINNY_CODEC_ULAW;
1399 case AST_FORMAT_G723_1:
1400 return SKINNY_CODEC_G723_1;
1401 case AST_FORMAT_G729A:
1402 return SKINNY_CODEC_G729A;
1403 case AST_FORMAT_G726_AAL2: /* XXX Is this right? */
1404 return SKINNY_CODEC_G726_32;
1405 case AST_FORMAT_H261:
1406 return SKINNY_CODEC_H261;
1407 case AST_FORMAT_H263:
1408 return SKINNY_CODEC_H263;
1409 default:
1410 return 0;
1411 }
1412 }
1413
1414
1415 static int skinny_register(struct skinny_req *req, struct skinnysession *s)
1416 {
1417 struct skinny_device *d;
1418 struct sockaddr_in sin;
1419 socklen_t slen;
1420
1421 ast_mutex_lock(&devicelock);
1422 for (d = devices; d; d = d->next) {
1423 if (!strcasecmp(req->data.reg.name, d->id)
1424 && ast_apply_ha(d->ha, &(s->sin))) {
1425 s->device = d;
1426 d->type = letohl(req->data.reg.type);
1427 if (ast_strlen_zero(d->version_id)) {
1428 ast_copy_string(d->version_id, version_id, sizeof(d->version_id));
1429 }
1430 d->registered = 1;
1431 d->session = s;
1432
1433 slen = sizeof(sin);
1434 if (getsockname(s->fd, (struct sockaddr *)&sin, &slen)) {
1435 ast_log(LOG_WARNING, "Cannot get socket name\n");
1436 sin.sin_addr = __ourip;
1437 }
1438 d->ourip = sin.sin_addr;
1439 break;
1440 }
1441 }
1442 ast_mutex_unlock(&devicelock);
1443 if (!d) {
1444 return 0;
1445 }
1446 return 1;
1447 }
1448
1449 static int skinny_unregister(struct skinny_req *req, struct skinnysession *s)
1450 {
1451 struct skinny_device *d;
1452
1453 d = s->device;
1454
1455 if (d) {
1456 d->session = NULL;
1457 d->registered = 0;
1458 }
1459
1460 return -1; /* main loop will destroy the session */
1461 }
1462
1463 static int transmit_response(struct skinnysession *s, struct skinny_req *req)
1464 {
1465 int res = 0;
1466
1467 if (!s) {
1468 ast_log(LOG_WARNING, "Asked to transmit to a non-existant session!\n");
1469 return -1;
1470 }
1471
1472 ast_mutex_lock(&s->lock);
1473
1474 if (skinnydebug)
1475 ast_log(LOG_VERBOSE, "writing packet type %04X (%d bytes) to socket %d\n", letohl(req->e), letohl(req->len)+8, s->fd);
1476
1477 if (letohl(req->len > SKINNY_MAX_PACKET) || letohl(req->len < 0)) {
1478 ast_log(LOG_WARNING, "transmit_response: the length of the request is out of bounds\n");
1479 ast_mutex_unlock(&s->lock);
1480 return -1;
1481 }
1482
1483 memset(s->outbuf,0,sizeof(s->outbuf));
1484 memcpy(s->outbuf, req, skinny_header_size);
1485 memcpy(s->outbuf+skinny_header_size, &req->data, letohl(req->len));
1486
1487 res = write(s->fd, s->outbuf, letohl(req->len)+8);
1488
1489 if (res != letohl(req->len)+8) {
1490 ast_log(LOG_WARNING, "Transmit: write only sent %d out of %d bytes: %s\n", res, letohl(req->len)+8, strerror(errno));
1491 if (res == -1) {
1492 if (skinnydebug)
1493 ast_log(LOG_WARNING, "Transmit: Skinny Client was lost, unregistering\n");
1494 skinny_unregister(NULL, s);
1495 }
1496
1497 }
1498
1499 ast_mutex_unlock(&s->lock);
1500 return 1;
1501 }
1502
1503 static void transmit_speaker_mode(struct skinnysession *s, int mode)
1504 {
1505 struct skinny_req *req;
1506
1507 if (!(req = req_alloc(sizeof(struct set_speaker_message), SET_SPEAKER_MESSAGE)))
1508 return;
1509
1510 req->data.setspeaker.mode = htolel(mode);
1511 transmit_response(s, req);
1512 }
1513 /*
1514 static void transmit_microphone_mode(struct skinnysession *s, int mode)
1515 {
1516 struct skinny_req *req;
1517
1518 if (!(req = req_alloc(sizeof(struct set_microphone_message), SET_MICROPHONE_MESSAGE)))
1519 return;
1520
1521 req->data.setmicrophone.mode = htolel(mode);
1522 transmit_response(s, req);
1523 }
1524 */
1525
1526 static void transmit_callinfo(struct skinnysession *s, const char *fromname, const char *fromnum, const char *toname, const char *tonum, int instance, int callid, int calltype)
1527 {
1528 struct skinny_req *req;
1529
1530 if (!(req = req_alloc(sizeof(struct call_info_message), CALL_INFO_MESSAGE)))
1531 return;
1532
1533 if (skinnydebug)
1534 ast_verbose("Setting Callinfo to %s(%s) from %s(%s) on %s(%d)\n", fromname, fromnum, toname, tonum, s->device->name, instance);
1535
1536 if (fromname) {
1537 ast_copy_string(req->data.callinfo.callingPartyName, fromname, sizeof(req->data.callinfo.callingPartyName));
1538 }
1539 if (fromnum) {
1540 ast_copy_string(req->data.callinfo.callingParty, fromnum, sizeof(req->data.callinfo.callingParty));
1541 }
1542 if (toname) {
1543 ast_copy_string(req->data.callinfo.calledPartyName, toname, sizeof(req->data.callinfo.calledPartyName));
1544 }
1545 if (tonum) {
1546 ast_copy_string(req->data.callinfo.calledParty, tonum, sizeof(req->data.callinfo.calledParty));
1547 }
1548 req->data.callinfo.instance = htolel(instance);
1549 req->data.callinfo.reference = htolel(callid);
1550 req->data.callinfo.type = htolel(calltype);
1551 transmit_response(s, req);
1552 }
1553
1554 static void transmit_connect(struct skinnysession *s, struct skinny_subchannel *sub)
1555 {
1556 struct skinny_req *req;
1557 struct skinny_line *l = sub->parent;
1558 struct ast_format_list fmt;
1559
1560 if (!(req = req_alloc(sizeof(struct open_receive_channel_message), OPEN_RECEIVE_CHANNEL_MESSAGE)))
1561 return;
1562
1563 fmt = ast_codec_pref_getsize(&l->prefs, ast_best_codec(l->capability));
1564
1565 req->data.openreceivechannel.conferenceId = htolel(sub->callid);
1566 req->data.openreceivechannel.partyId = htolel(sub->callid);
1567 req->data.openreceivechannel.packets = htolel(fmt.cur_ms);
1568 req->data.openreceivechannel.capability = htolel(codec_ast2skinny(fmt.bits));
1569 req->data.openreceivechannel.echo = htolel(0);
1570 req->data.openreceivechannel.bitrate = htolel(0);
1571 transmit_response(s, req);
1572 }
1573
1574 static void transmit_tone(struct skinnysession *s, int tone, int instance, int reference)
1575 {
1576 struct skinny_req *req;
1577
1578 if (tone == SKINNY_NOTONE) {
1579 /* This is bad, mmm'kay? */
1580 return;
1581 }
1582
1583 if (tone > 0) {
1584 if (!(req = req_alloc(sizeof(struct start_tone_message), START_TONE_MESSAGE)))
1585 return;
1586 req->data.starttone.tone = htolel(tone);
1587 req->data.starttone.instance = htolel(instance);
1588 req->data.starttone.reference = htolel(reference);
1589 } else {
1590 if (!(req = req_alloc(sizeof(struct stop_tone_message), STOP_TONE_MESSAGE)))
1591 return;
1592 req->data.stoptone.instance = htolel(instance);
1593 req->data.stoptone.reference = htolel(reference);
1594 }
1595
1596 if (tone > 0) {
1597 req->data.starttone.tone = htolel(tone);
1598 }
1599 transmit_response(s, req);
1600 }
1601
1602 static void transmit_selectsoftkeys(struct skinnysession *s, int instance, int callid, int softkey)
1603 {
1604 struct skinny_req *req;
1605
1606 if (!(req = req_alloc(sizeof(struct select_soft_keys_message), SELECT_SOFT_KEYS_MESSAGE)))
1607 return;
1608
1609 req->data.selectsoftkey.instance = htolel(instance);
1610 req->data.selectsoftkey.reference = htolel(callid);
1611 req->data.selectsoftkey.softKeySetIndex = htolel(softkey);
1612 req->data.selectsoftkey.validKeyMask = htolel(0xFFFFFFFF);
1613 transmit_response(s, req);
1614 }
1615
1616 static void transmit_lamp_indication(struct skinnysession *s, int stimulus, int instance, int indication)
1617 {
1618 struct skinny_req *req;
1619
1620 if (!(req = req_alloc(sizeof(struct set_lamp_message), SET_LAMP_MESSAGE)))
1621 return;
1622
1623 req->data.setlamp.stimulus = htolel(stimulus);
1624 req->data.setlamp.stimulusInstance = htolel(instance);
1625 req->data.setlamp.deviceStimulus = htolel(indication);
1626 transmit_response(s, req);
1627 }
1628
1629 static void transmit_ringer_mode(struct skinnysession *s, int mode)
1630 {
1631 struct skinny_req *req;
1632
1633 if (skinnydebug)
1634 ast_verbose("Setting ringer mode to '%d'.\n", mode);
1635
1636 if (!(req = req_alloc(sizeof(struct set_ringer_message), SET_RINGER_MESSAGE)))
1637 return;
1638
1639 req->data.setringer.ringerMode = htolel(mode);
1640 /* XXX okay, I don't quite know what this is, but here's what happens (on a 7960).
1641 Note: The phone will always show as ringing on the display.
1642
1643 1: phone will audibly ring over and over
1644 2: phone will audibly ring only once
1645 any other value, will NOT cause the phone to audibly ring
1646 */
1647 req->data.setringer.unknown1 = htolel(1);
1648 /* XXX the value here doesn't seem to change anything. Must be higher than 0.
1649 Perhaps a packet capture can shed some light on this. */
1650 req->data.setringer.unknown2 = htolel(1);
1651 transmit_response(s, req);
1652 }
1653
1654 static void transmit_displaymessage(struct skinnysession *s, const char *text, int instance, int reference)
1655 {
1656 struct skinny_req *req;
1657
1658 if (text == 0) {
1659 if (!(req = req_alloc(0, CLEAR_DISPLAY_MESSAGE)))
1660 return;
1661
1662 req->data.clearpromptstatus.lineInstance = instance;
1663 req->data.clearpromptstatus.callReference = reference;
1664
1665 if (skinnydebug)
1666 ast_verbose("Clearing Display\n");
1667 } else {
1668 if (!(req = req_alloc(sizeof(struct displaytext_message), DISPLAYTEXT_MESSAGE)))
1669 return;
1670
1671 ast_copy_string(req->data.displaytext.text, text, sizeof(req->data.displaytext.text));
1672 if (skinnydebug)
1673 ast_verbose("Displaying message '%s'\n", req->data.displaytext.text);
1674 }
1675
1676 transmit_response(s, req);
1677 }
1678
1679 static void transmit_displaynotify(struct skinnysession *s, const char *text, int t)
1680 {
1681 struct skinny_req *req;
1682
1683 if (!(req = req_alloc(sizeof(struct display_notify_message), DISPLAY_NOTIFY_MESSAGE)))
1684 return;
1685
1686 ast_copy_string(req->data.displaynotify.displayMessage, text, sizeof(req->data.displaynotify.displayMessage));
1687 req->data.displaynotify.displayTimeout = htolel(t);
1688
1689 if (skinnydebug)
1690 ast_verbose("Displaying notify '%s'\n", text);
1691
1692 transmit_response(s, req);
1693 }
1694
1695 static void transmit_displaypromptstatus(struct skinnysession *s, const char *text, int t, int instance, int callid)
1696 {
1697 struct skinny_req *req;
1698
1699 if (text == 0) {
1700 if (!(req = req_alloc(sizeof(struct clear_prompt_message), CLEAR_PROMPT_MESSAGE)))
1701 return;
1702
1703 req->data.clearpromptstatus.lineInstance = htolel(instance);
1704 req->data.clearpromptstatus.callReference = htolel(callid);
1705
1706 if (skinnydebug)
1707 ast_verbose("Clearing Prompt\n");
1708 } else {
1709 if (!(req = req_alloc(sizeof(struct display_prompt_status_message), DISPLAY_PROMPT_STATUS_MESSAGE)))
1710 return;
1711
1712 ast_copy_string(req->data.displaypromptstatus.promptMessage, text, sizeof(req->data.displaypromptstatus.promptMessage));
1713 req->data.displaypromptstatus.messageTimeout = htolel(t);
1714 req->data.displaypromptstatus.lineInstance = htolel(instance);
1715 req->data.displaypromptstatus.callReference = htolel(callid);
1716
1717 if (skinnydebug)
1718 ast_verbose("Displaying Prompt Status '%s'\n", text);
1719 }
1720
1721 transmit_response(s, req);
1722 }
1723
1724 static void transmit_dialednumber(struct skinnysession *s, const char *text, int instance, int callid)
1725 {
1726 struct skinny_req *req;
1727
1728 if (!(req = req_alloc(sizeof(struct dialed_number_message), DIALED_NUMBER_MESSAGE)))
1729 return;
1730
1731 ast_copy_string(req->data.dialednumber.dialedNumber, text, sizeof(req->data.dialednumber.dialedNumber));
1732 req->data.dialednumber.lineInstance = htolel(instance);
1733 req->data.dialednumber.callReference = htolel(callid);
1734
1735 transmit_response(s, req);
1736 }
1737
1738 static void transmit_callstate(struct skinnysession *s, int instance, int state, unsigned callid)
1739 {
1740 struct skinny_req *req;
1741
1742 if (state == SKINNY_ONHOOK) {
1743 if (!(req = req_alloc(sizeof(struct close_receive_channel_message), CLOSE_RECEIVE_CHANNEL_MESSAGE)))
1744 return;
1745
1746 req->data.closereceivechannel.conferenceId = htolel(callid);
1747 req->data.closereceivechannel.partyId = htolel(callid);
1748 transmit_response(s, req);
1749
1750 if (!(req = req_alloc(sizeof(struct stop_media_transmission_message), STOP_MEDIA_TRANSMISSION_MESSAGE)))
1751 return;
1752
1753 req->data.stopmedia.conferenceId = htolel(callid);
1754 req->data.stopmedia.passThruPartyId = htolel(callid);
1755 transmit_response(s, req);
1756
1757 transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
1758
1759 transmit_displaypromptstatus(s, NULL, 0, instance, callid);
1760 }
1761
1762 if (!(req = req_alloc(sizeof(struct call_state_message), CALL_STATE_MESSAGE)))
1763 return;
1764
1765 req->data.callstate.callState = htolel(state);
1766 req->data.callstate.lineInstance = htolel(instance);
1767 req->data.callstate.callReference = htolel(callid);
1768 transmit_response(s, req);
1769
1770 if (state == SKINNY_ONHOOK) {
1771 transmit_selectsoftkeys(s, 0, 0, KEYDEF_ONHOOK);
1772 }
1773
1774 if (state == SKINNY_OFFHOOK || state == SKINNY_ONHOOK) {
1775 if (!(req = req_alloc(sizeof(struct activate_call_plane_message), ACTIVATE_CALL_PLANE_MESSAGE)))
1776 return;
1777
1778 req->data.activatecallplane.lineInstance = htolel(instance);
1779 transmit_response(s, req);
1780 }
1781 }
1782
1783 /*
1784 static int has_voicemail(struct skinny_line *l)
1785 {
1786 return ast_app_has_voicemail(l->mailbox, NULL);
1787 }
1788 */
1789
1790 static void do_housekeeping(struct skinnysession *s)
1791 {
1792 /*
1793 int new;
1794 int old;
1795 struct skinny_device *d = s->device;
1796 struct skinny_line *l;
1797 */
1798
1799 /* Update time on device */
1800 handle_time_date_req_message(NULL, s);
1801
1802 /*
1803 for (l = d->lines; l; l = l->next) {
1804 if (has_voicemail(l)) {
1805 if (skinnydebug)
1806 ast_verbose("Checking for voicemail Skinny %s@%s\n", l->name, d->name);
1807 ast_app_inboxcount(l->mailbox, &new, &old);
1808 if (skinnydebug)
1809 ast_verbose("Skinny %s@%s has voicemail!\n", l->name, d->name);
1810 transmit_lamp_indication(s, STIMULUS_VOICEMAIL, l->instance, l->mwiblink?SKINNY_LAMP_BLINK:SKINNY_LAMP_ON);
1811 } else {
1812 transmit_lamp_indication(s, STIMULUS_VOICEMAIL, l->instance, SKINNY_LAMP_OFF);
1813 }
1814 }
1815 */
1816 }
1817
1818 /* I do not believe skinny can deal with video.
1819 Anyone know differently? */
1820 /* Yes, it can. Currently 7985 and Cisco VT Advantage do video. */
1821 static enum ast_rtp_get_result skinny_get_vrtp_peer(struct ast_channel *c, struct ast_rtp **rtp)
1822 {
1823 struct skinny_subchannel *sub = NULL;
1824
1825 if (!(sub = c->tech_pvt) || !(sub->vrtp))
1826 return AST_RTP_GET_FAILED;
1827
1828 *rtp = sub->vrtp;
1829
1830 return AST_RTP_TRY_NATIVE;
1831 }
1832
1833 static enum ast_rtp_get_result skinny_get_rtp_peer(struct ast_channel *c, struct ast_rtp **rtp)
1834 {
1835 struct skinny_subchannel *sub = NULL;
1836
1837 if (!(sub = c->tech_pvt) || !(sub->rtp))
1838 return AST_RTP_GET_FAILED;
1839
1840 *rtp = sub->rtp;
1841
1842 return AST_RTP_TRY_NATIVE;
1843 }
1844
1845 static int skinny_set_rtp_peer(struct ast_channel *c, struct ast_rtp *rtp, struct ast_rtp *vrtp, int codecs, int nat_active)
1846 {
1847 struct skinny_subchannel *sub;
1848 sub = c->tech_pvt;
1849 if (sub) {
1850 /* transmit_modify_with_sdp(sub, rtp); @@FIXME@@ if needed */
1851 return 0;
1852 }
1853 return -1;
1854 }
1855
1856 static struct ast_rtp_protocol skinny_rtp = {
1857 .type = "Skinny",
1858 .get_rtp_info = skinny_get_rtp_peer,
1859 .get_vrtp_info = skinny_get_vrtp_peer,
1860 .set_rtp_peer = skinny_set_rtp_peer,
1861 };
1862
1863 static int skinny_do_debug(int fd, int argc, char *argv[])
1864 {
1865 if (argc != 3) {
1866 return RESULT_SHOWUSAGE;
1867 }
1868 skinnydebug = 1;
1869 ast_cli(fd, "Skinny Debugging Enabled\n");
1870 return RESULT_SUCCESS;
1871 }
1872
1873 static int skinny_no_debug(int fd, int argc, char *argv[])
1874 {
1875 if (argc != 4) {
1876 return RESULT_SHOWUSAGE;
1877 }
1878 skinnydebug = 0;
1879 ast_cli(fd, "Skinny Debugging Disabled\n");
1880 return RESULT_SUCCESS;
1881 }
1882
1883 static char *complete_skinny_reset(const char *line, const char *word, int pos, int state)
1884 {
1885 struct skinny_device *d;
1886
1887 char *result = NULL;
1888 int wordlen = strlen(word);
1889 int which = 0;
1890
1891 if (pos == 2) {
1892 for (d = devices; d && !result; d = d->next) {
1893 if (!strncasecmp(word, d->id, wordlen) && ++which > state)
1894 result = ast_strdup(d->id);
1895 }
1896 }
1897
1898 return result;
1899 }
1900
1901 static int skinny_reset_device(int fd, int argc, char *argv[])
1902 {
1903 struct skinny_device *d;
1904 struct skinny_req *req;
1905
1906 if (argc < 3 || argc > 4) {
1907 return RESULT_SHOWUSAGE;
1908 }
1909 ast_mutex_lock(&devicelock);
1910
1911 for (d = devices; d; d = d->next) {
1912 int fullrestart = 0;
1913 if (!strcasecmp(argv[2], d->id) || !strcasecmp(argv[2], "all")) {
1914 if (!(d->session))
1915 continue;
1916
1917 if (!(req = req_alloc(sizeof(struct reset_message), RESET_MESSAGE)))
1918 continue;
1919
1920 if (argc == 4 && !strcasecmp(argv[3], "restart"))
1921 fullrestart = 1;
1922
1923 if (fullrestart)
1924 req->data.reset.resetType = 2;
1925 else
1926 req->data.reset.resetType = 1;
1927
1928 if (option_verbose > 2)
1929 ast_verbose(VERBOSE_PREFIX_3 "%s device %s.\n", (fullrestart) ? "Restarting" : "Resetting", d->id);
1930 transmit_response(d->session, req);
1931 }
1932 }
1933 ast_mutex_unlock(&devicelock);
1934 return RESULT_SUCCESS;
1935 }
1936
1937 static char *device2str(int type)
1938 {
1939 char *tmp;
1940
1941 switch (type) {
1942 case SKINNY_DEVICE_NONE:
1943 return "No Device";
1944 case SKINNY_DEVICE_30SPPLUS:
1945 return "30SP Plus";
1946 case SKINNY_DEVICE_12SPPLUS:
1947 return "12SP Plus";
1948 case SKINNY_DEVICE_12SP:
1949 return "12SP";
1950 case SKINNY_DEVICE_12:
1951 return "12";
1952 case SKINNY_DEVICE_30VIP:
1953 return "30VIP";
1954 case SKINNY_DEVICE_7910:
1955 return "7910";
1956 case SKINNY_DEVICE_7960:
1957 return "7960";
1958 case SKINNY_DEVICE_7940:
1959 return "7940";
1960 case SKINNY_DEVICE_7935:
1961 return "7935";
1962 case SKINNY_DEVICE_ATA186:
1963 return "ATA186";
1964 case SKINNY_DEVICE_7941:
1965 return "7941";
1966 case SKINNY_DEVICE_7971:
1967 return "7971";
1968 case SKINNY_DEVICE_7914:
1969 return "7914";
1970 case SKINNY_DEVICE_7985:
1971 return "7985";
1972 case SKINNY_DEVICE_7911:
1973 return "7911";
1974 case SKINNY_DEVICE_7961GE:
1975 return "7961GE";
1976 case SKINNY_DEVICE_7941GE:
1977 return "7941GE";
1978 case SKINNY_DEVICE_7931:
1979 return "7931";
1980 case SKINNY_DEVICE_7921:
1981 return "7921";
1982 case SKINNY_DEVICE_7906:
1983 return "7906";
1984 case SKINNY_DEVICE_7962:
1985 return "7962";
1986 case SKINNY_DEVICE_7937:
1987 return "7937";
1988 case SKINNY_DEVICE_7942:
1989 return "7942";
1990 case SKINNY_DEVICE_7945:
1991 return "7945";
1992 case SKINNY_DEVICE_7965:
1993 return "7965";
1994 case SKINNY_DEVICE_7975:
1995 return "7975";
1996 case SKINNY_DEVICE_7905:
1997 return "7905";
1998 case SKINNY_DEVICE_7920:
1999 return "7920";
2000 case SKINNY_DEVICE_7970:
2001 return "7970";
2002 case SKINNY_DEVICE_7912:
2003 return "7912";
2004 case SKINNY_DEVICE_7902:
2005 return "7902";
2006 case SKINNY_DEVICE_CIPC:
2007 return "IP Communicator";
2008 case SKINNY_DEVICE_7961:
2009 return "7961";
2010 case SKINNY_DEVICE_7936:
2011 return "7936";
2012 case SKINNY_DEVICE_SCCPGATEWAY_AN:
2013 return "SCCPGATEWAY_AN";
2014 case SKINNY_DEVICE_SCCPGATEWAY_BRI:
2015 return "SCCPGATEWAY_BRI";
2016 case SKINNY_DEVICE_UNKNOWN:
2017 return "Unknown";
2018 default:
2019 if (!(tmp = ast_threadstorage_get(&device2str_threadbuf, DEVICE2STR_BUFSIZE)))
2020 return "Unknown";
2021 snprintf(tmp, DEVICE2STR_BUFSIZE, "UNKNOWN-%d", type);
2022 return tmp;
2023 }
2024 }
2025
2026 static int skinny_show_devices(int fd, int argc, char *argv[])
2027 {
2028 struct skinny_device *d;
2029 struct skinny_line *l;
2030 int numlines = 0;
2031
2032 if (argc != 3) {
2033 return RESULT_SHOWUSAGE;
2034 }
2035 ast_mutex_lock(&devicelock);
2036
2037 ast_cli(fd, "Name DeviceId IP Type R NL\n");
2038 ast_cli(fd, "-------------------- ---------------- --------------- --------------- - --\n");
2039 for (d = devices; d; d = d->next) {
2040 numlines = 0;
2041 for (l = d->lines; l; l = l->next) {
2042 numlines++;
2043 }
2044
2045 ast_cli(fd, "%-20s %-16s %-15s %-15s %c %2d\n",
2046 d->name,
2047 d->id,
2048 d->session?ast_inet_ntoa(d->session->sin.sin_addr):"",
2049 device2str(d->type),
2050 d->registered?'Y':'N',
2051 numlines);
2052 }
2053 ast_mutex_unlock(&devicelock);
2054 return RESULT_SUCCESS;
2055 }
2056
2057 static int skinny_show_lines(int fd, int argc, char *argv[])
2058 {
2059 struct skinny_device *d;
2060 struct skinny_line *l;
2061
2062 if (argc != 3) {
2063 return RESULT_SHOWUSAGE;
2064 }
2065 ast_mutex_lock(&devicelock);
2066
2067 ast_cli(fd, "Device Name Instance Name Label \n");
2068 ast_cli(fd, "-------------------- -------- -------------------- --------------------\n");
2069 for (d = devices; d; d = d->next) {
2070 for (l = d->lines; l; l = l->next) {
2071 ast_cli(fd, "%-20s %8d %-20s %-20s\n",
2072 d->name,
2073 l->instance,
2074 l->name,
2075 l->label);
2076 }
2077 }
2078
2079 ast_mutex_unlock(&devicelock);
2080 return RESULT_SUCCESS;
2081 }
2082
2083 static char show_devices_usage[] =
2084 "Usage: skinny show devices\n"
2085 " Lists all devices known to the Skinny subsystem.\n";
2086
2087 static char show_lines_usage[] =
2088 "Usage: skinny show lines\n"
2089 " Lists all lines known to the Skinny subsystem.\n";
2090
2091 static char debug_usage[] =
2092 "Usage: skinny set debug\n"
2093 " Enables dumping of Skinny packets for debugging purposes\n";
2094
2095 static char no_debug_usage[] =
2096 "Usage: skinny set debug off\n"
2097 " Disables dumping of Skinny packets for debugging purposes\n";
2098
2099 static char reset_usage[] =
2100 "Usage: skinny reset <DeviceId|all> [restart]\n"
2101 " Causes a Skinny device to reset itself, optionally with a full restart\n";
2102
2103 static struct ast_cli_entry cli_skinny[] = {
2104 { { "skinny", "show", "devices", NULL },
2105 skinny_show_devices, "List defined Skinny devices",
2106 show_devices_usage },
2107
2108 { { "skinny", "show", "lines", NULL },
2109 skinny_show_lines, "List defined Skinny lines per device",
2110 show_lines_usage },
2111
2112 { { "skinny", "set", "debug", NULL },
2113 skinny_do_debug, "Enable Skinny debugging",
2114 debug_usage },
2115
2116 { { "skinny", "set", "debug", "off", NULL },
2117 skinny_no_debug, "Disable Skinny debugging",
2118 no_debug_usage },
2119
2120 { { "skinny", "reset", NULL },
2121 skinny_reset_device, "Reset Skinny device(s)",
2122 reset_usage, complete_skinny_reset },
2123 };
2124
2125 #if 0
2126 static struct skinny_paging_device *build_paging_device(const char *cat, struct ast_variable *v)
2127 {
2128 return NULL;
2129 }
2130 #endif
2131
2132 static struct skinny_device *build_device(const char *cat, struct ast_variable *v)
2133 {
2134 struct skinny_device *d;
2135 struct skinny_line *l;
2136 struct skinny_speeddial *sd;
2137 struct skinny_addon *a;
2138 int lineInstance = 1;
2139 int speeddialInstance = 1;
2140 int y = 0;
2141
2142 if (!(d = ast_calloc(1, sizeof(struct skinny_device)))) {
2143 return NULL;
2144 } else {
2145 ast_copy_string(d->name, cat, sizeof(d->name));
2146 d->lastlineinstance = 1;
2147 d->capability = default_capability;
2148 d->prefs = default_prefs;
2149 d->earlyrtp = 1;
2150 while(v) {
2151 if (!strcasecmp(v->name, "host")) {
2152 if (ast_get_ip(&d->addr, v->value)) {
2153 free(d);
2154 return NULL;
2155 }
2156 } else if (!strcasecmp(v->name, "port")) {
2157 d->addr.sin_port = htons(atoi(v->value));
2158 } else if (!strcasecmp(v->name, "device")) {
2159 ast_copy_string(d->id, v->value, sizeof(d->id));
2160 } else if (!strcasecmp(v->name, "permit") || !strcasecmp(v->name, "deny")) {
2161 d->ha = ast_append_ha(v->name, v->value, d->ha);
2162 } else if (!strcasecmp(v->name, "context")) {
2163 ast_copy_string(context, v->value, sizeof(context));
2164 } else if (!strcasecmp(v->name, "allow")) {
2165 ast_parse_allow_disallow(&d->prefs, &d->capability, v->value, 1);
2166 } else if (!strcasecmp(v->name, "disallow")) {
2167 ast_parse_allow_disallow(&d->prefs, &d->capability, v->value, 0);
2168 } else if (!strcasecmp(v->name, "version")) {
2169 ast_copy_string(d->version_id, v->value, sizeof(d->version_id));
2170 } else if (!strcasecmp(v->name, "earlyrtp")) {
2171 d->earlyrtp = ast_true(v->value);
2172 } else if (!strcasecmp(v->name, "nat")) {
2173 nat = ast_true(v->value);
2174 } else if (!strcasecmp(v->name, "callerid")) {
2175 if (!strcasecmp(v->value, "asreceived")) {
2176 cid_num[0] = '\0';
2177 cid_name[0] = '\0';
2178 } else {
2179 ast_callerid_split(v->value, cid_name, sizeof(cid_name), cid_num, sizeof(cid_num));
2180 }
2181 } else if (!strcasecmp(v->name, "language")) {
2182 ast_copy_string(language, v->value, sizeof(language));
2183 } else if (!strcasecmp(v->name, "accountcode")) {
2184 ast_copy_string(accountcode, v->value, sizeof(accountcode));
2185 } else if (!strcasecmp(v->name, "amaflags")) {
2186 y = ast_cdr_amaflags2int(v->value);
2187 if (y < 0) {
2188 ast_log(LOG_WARNING, "Invalid AMA flags: %s at line %d\n", v->value, v->lineno);
2189 } else {
2190 amaflags = y;
2191 }
2192 } else if (!strcasecmp(v->name, "mohinterpret") || !strcasecmp(v->name, "musiconhold")) {
2193 ast_copy_string(mohinterpret, v->value, sizeof(mohinterpret));
2194 } else if (!strcasecmp(v->name, "mohsuggest")) {
2195 ast_copy_string(mohsuggest, v->value, sizeof(mohsuggest));
2196 } else if (!strcasecmp(v->name, "callgroup")) {
2197 cur_callergroup = ast_get_group(v->value);
2198 } else if (!strcasecmp(v->name, "pickupgroup")) {
2199 cur_pickupgroup = ast_get_group(v->value);
2200 } else if (!strcasecmp(v->name, "immediate")) {
2201 immediate = ast_true(v->value);
2202 } else if (!strcasecmp(v->name, "cancallforward")) {
2203 cancallforward = ast_true(v->value);
2204 } else if (!strcasecmp(v->name, "mailbox")) {
2205 ast_copy_string(mailbox, v->value, sizeof(mailbox));
2206 } else if (!strcasecmp(v->name, "hasvoicemail")) {
2207 if (ast_true(v->value) && ast_strlen_zero(mailbox)) {
2208 ast_copy_string(mailbox, cat, sizeof(mailbox));
2209 }
2210 } else if (!strcasecmp(v->name, "callreturn")) {
2211 callreturn = ast_true(v->value);
2212 } else if (!strcasecmp(v->name, "callwaiting")) {
2213 callwaiting = ast_true(v->value);
2214 } else if (!strcasecmp(v->name, "transfer")) {
2215 transfer = ast_true(v->value);
2216 } else if (!strcasecmp(v->name, "threewaycalling")) {
2217 threewaycalling = ast_true(v->value);
2218 } else if (!strcasecmp(v->name, "mwiblink")) {
2219 mwiblink = ast_true(v->value);
2220 } else if (!strcasecmp(v->name, "linelabel")) {
2221 ast_copy_string(linelabel, v->value, sizeof(linelabel));
2222 } else if (!strcasecmp(v->name, "speeddial")) {
2223 if (!(sd = ast_calloc(1, sizeof(struct skinny_speeddial)))) {
2224 return NULL;
2225 } else {
2226 char *stringp, *exten, *label;
2227 stringp = v->value;
2228 exten = strsep(&stringp, ",");
2229 label = strsep(&stringp, ",");
2230 ast_mutex_init(&sd->lock);
2231 ast_copy_string(sd->exten, exten, sizeof(sd->exten));
2232 if (label)
2233 ast_copy_string(sd->label, label, sizeof(sd->label));
2234 else
2235 ast_copy_string(sd->label, exten, sizeof(sd->label));
2236 sd->instance = speeddialInstance++;
2237
2238 sd->parent = d;
2239
2240 sd->next = d->speeddials;
2241 d->speeddials = sd;
2242 }
2243 } else if (!strcasecmp(v->name, "addon")) {
2244 if (!(a = ast_calloc(1, sizeof(struct skinny_addon)))) {
2245 return NULL;
2246 } else {
2247 ast_mutex_init(&a->lock);
2248 ast_copy_string(a->type, v->value, sizeof(a->type));
2249
2250 a->next = d->addons;
2251 d->addons = a;
2252 }
2253 } else if (!strcasecmp(v->name, "trunk") || !strcasecmp(v->name, "line")) {
2254 if (!(l = ast_calloc(1, sizeof(struct skinny_line)))) {
2255 return NULL;
2256 } else {
2257 ast_mutex_init(&l->lock);
2258 ast_copy_string(l->name, v->value, sizeof(l->name));
2259
2260 /* XXX Should we check for uniqueness?? XXX */
2261 ast_copy_string(l->context, context, sizeof(l->context));
2262 ast_copy_string(l->cid_num, cid_num, sizeof(l->cid_num));
2263 ast_copy_string(l->cid_name, cid_name, sizeof(l->cid_name));
2264 ast_copy_string(l->label, linelabel, sizeof(l->label));
2265 ast_copy_string(l->language, language, sizeof(l->language));
2266 ast_copy_string(l->mohinterpret, mohinterpret, sizeof(l->mohinterpret));
2267 ast_copy_string(l->mohsuggest, mohsuggest, sizeof(l->mohsuggest));
2268 ast_copy_string(l->mailbox, mailbox, sizeof(l->mailbox));
2269 if (!ast_strlen_zero(mailbox)) {
2270 if (option_verbose > 2)
2271 ast_verbose(VERBOSE_PREFIX_3 "Setting mailbox '%s' on %s@%s\n", mailbox, d->name, l->name);
2272 }
2273 l->msgstate = -1;
2274 l->capability = d->capability;
2275 l->prefs = d->prefs;
2276 l->parent = d;
2277 if (!strcasecmp(v->name, "trunk")) {
2278 l->type = TYPE_TRUNK;
2279 } else {
2280 l->type = TYPE_LINE;
2281 }
2282 l->immediate = immediate;
2283 l->callgroup = cur_callergroup;
2284 l->pickupgroup = cur_pickupgroup;
2285 l->callreturn = callreturn;
2286 l->cancallforward = cancallforward;
2287 l->callwaiting = callwaiting;
2288 l->transfer = transfer;
2289 l->threewaycalling = threewaycalling;
2290 l->mwiblink = mwiblink;
2291 l->onhooktime = time(NULL);
2292 l->instance = lineInstance++;
2293 /* ASSUME we're onhook at this point */
2294 l->hookstate = SKINNY_ONHOOK;
2295 l->nat = nat;
2296
2297 l->next = d->lines;
2298 d->lines = l;
2299 }
2300 } else {
2301 ast_log(LOG_WARNING, "Don't know keyword '%s' at line %d\n", v->name, v->lineno);
2302 }
2303 v = v->next;
2304 }
2305
2306 if (!d->lines) {
2307 ast_log(LOG_ERROR, "A Skinny device must have at least one line!\n");
2308 return NULL;
2309 }
2310 if (/*d->addr.sin_addr.s_addr && */!ntohs(d->addr.sin_port)) {
2311 d->addr.sin_port = htons(DEFAULT_SKINNY_PORT);
2312 }
2313 #if 0
2314 /* I don't think we need this anymore at all, since d->ourip is set in skinny_register now */
2315 if (d->addr.sin_addr.s_addr) {
2316 /* XXX See note above, in 'host' option. */
2317 if (ast_ouraddrfor(&d->addr.sin_addr, &d->ourip)) {
2318 d->ourip = __ourip;
2319 }
2320 } else {
2321 d->ourip = __ourip;
2322 }
2323 #endif
2324 }
2325 return d;
2326 }
2327
2328 static void start_rtp(struct skinny_subchannel *sub)
2329 {
2330 struct skinny_line *l = sub->parent;
2331 struct skinny_device *d = l->parent;
2332 int hasvideo = 0;
2333
2334 ast_mutex_lock(&sub->lock);
2335 /* Allocate the RTP */
2336 sub->rtp = ast_rtp_new_with_bindaddr(sched, io, 1, 0, bindaddr.sin_addr);
2337 if (hasvideo)
2338 sub->vrtp = ast_rtp_new_with_bindaddr(sched, io, 1, 0, bindaddr.sin_addr);
2339
2340 if (sub->rtp && sub->owner) {
2341 sub->owner->fds[0] = ast_rtp_fd(sub->rtp);
2342 sub->owner->fds[1] = ast_rtcp_fd(sub->rtp);
2343 }
2344 if (hasvideo && sub->vrtp && sub->owner) {
2345 sub->owner->fds[2] = ast_rtp_fd(sub->vrtp);
2346 sub->owner->fds[3] = ast_rtcp_fd(sub->vrtp);
2347 }
2348 if (sub->rtp) {
2349 ast_rtp_setnat(sub->rtp, l->nat);
2350 }
2351 if (sub->vrtp) {
2352 ast_rtp_setnat(sub->vrtp, l->nat);
2353 }
2354 /* Set Frame packetization */
2355 if (sub->rtp)
2356 ast_rtp_codec_setpref(sub->rtp, &l->prefs);
2357
2358 /* Create the RTP connection */
2359 transmit_connect(d->session, sub);
2360 ast_mutex_unlock(&sub->lock);
2361 }
2362
2363 static void *skinny_newcall(void *data)
2364 {
2365 struct ast_channel *c = data;
2366 struct skinny_subchannel *sub = c->tech_pvt;
2367 struct skinny_line *l = sub->parent;
2368 struct skinny_device *d = l->parent;
2369 struct skinnysession *s = d->session;
2370 int res = 0;
2371
2372 ast_copy_string(l->lastnumberdialed, c->exten, sizeof(l->lastnumberdialed));
2373 ast_set_callerid(c,
2374 l->hidecallerid ? "" : l->cid_num,
2375 l->hidecallerid ? "" : l->cid_name,
2376 c->cid.cid_ani ? NULL : l->cid_num);
2377 ast_setstate(c, AST_STATE_RING);
2378 if (!sub->rtp) {
2379 start_rtp(sub);
2380 }
2381 res = ast_pbx_run(c);
2382 if (res) {
2383 ast_log(LOG_WARNING, "PBX exited non-zero\n");
2384 transmit_tone(s, SKINNY_REORDER, l->instance, sub->callid);
2385 }
2386 return NULL;
2387 }
2388
2389 static void *skinny_ss(void *data)
2390 {
2391 struct ast_channel *c = data;
2392 struct skinny_subchannel *sub = c->tech_pvt;
2393 struct skinny_line *l = sub->parent;
2394 struct skinny_device *d = l->parent;
2395 struct skinnysession *s = d->session;
2396 int len = 0;
2397 int timeout = firstdigittimeout;
2398 int res = 0;
2399 int getforward=0;
2400 int loop_pause = 100;
2401
2402 if (option_verbose > 2)
2403 ast_verbose( VERBOSE_PREFIX_3 "Starting simple switch on '%s@%s'\n", l->name, d->name);
2404 len = strlen(d->exten);
2405
2406 while (len < AST_MAX_EXTENSION-1) {
2407
2408 res = 1; /* Assume we will get a digit */
2409 while (strlen(d->exten) == len) {
2410 ast_safe_sleep(c, loop_pause);
2411 timeout -= loop_pause;
2412 if (timeout <= 0){
2413 res = 0;
2414 break;
2415 }
2416 }
2417
2418 len = strlen(d->exten);
2419
2420 if (!ast_ignore_pattern(c->context, d->exten)) {
2421 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
2422 }
2423
2424 if (ast_exists_extension(c, c->context, d->exten, 1, l->cid_num)) {
2425 if (!res || !ast_matchmore_extension(c, c->context, d->exten, 1, l->cid_num)) {
2426 if (getforward) {
2427 /* Record this as the forwarding extension */
2428 ast_copy_string(l->call_forward, d->exten, sizeof(l->call_forward));
2429 if (option_verbose > 2)
2430 ast_verbose(VERBOSE_PREFIX_3 "Setting call forward to '%s' on channel %s\n",
2431 l->call_forward, c->name);
2432 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
2433 if (res) {
2434 break;
2435 }
2436 ast_safe_sleep(c, 500);
2437 ast_indicate(c, -1);
2438 ast_safe_sleep(c, 1000);
2439 memset(d->exten, 0, sizeof(d->exten));
2440 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
2441 len = 0;
2442 getforward = 0;
2443 } else {
2444 ast_copy_string(c->exten, d->exten, sizeof(c->exten));
2445 ast_copy_string(l->lastnumberdialed, d->exten, sizeof(l->lastnumberdialed));
2446 memset (d->exten, 0, sizeof(d->exten));
2447 skinny_newcall(c);
2448 return NULL;
2449 }
2450 } else {
2451 /* It's a match, but they just typed a digit, and there is an ambiguous match,
2452 so just set the timeout to matchdigittimeout and wait some more */
2453 timeout = matchdigittimeout;
2454 }
2455 } else if (res == 0) {
2456 ast_log(LOG_DEBUG, "Not enough digits (and no ambiguous match)...\n");
2457 memset(d->exten, 0, sizeof(d->exten));
2458 transmit_tone(s, SKINNY_REORDER, l->instance, sub->callid);
2459 if (sub->owner && sub->owner->_state != AST_STATE_UP) {
2460 ast_indicate(c, -1);
2461 ast_hangup(c);
2462 }
2463 return NULL;
2464 } else if (!ast_canmatch_extension(c, c->context, d->exten, 1, c->cid.cid_num) &&
2465 ((d->exten[0] != '*') || (!ast_strlen_zero(d->exten) > 2))) {
2466 ast_log(LOG_WARNING, "Can't match [%s] from '%s' in context %s\n", d->exten, c->cid.cid_num ? c->cid.cid_num : "<Unknown Caller>", c->context);
2467 memset(d->exten, 0, sizeof(d->exten));
2468 transmit_tone(s, SKINNY_REORDER, l->instance, sub->callid);
2469 /* hang out for 3 seconds to let congestion play */
2470 ast_safe_sleep(c, 3000);
2471 break;
2472 }
2473 if (!timeout) {
2474 timeout = gendigittimeout;
2475 }
2476 if (len && !ast_ignore_pattern(c->context, d->exten)) {
2477 ast_indicate(c, -1);
2478 }
2479 }
2480 if (c)
2481 ast_hangup(c);
2482
2483 memset(d->exten, 0, sizeof(d->exten));
2484 return NULL;
2485 }
2486
2487
2488
2489 static int skinny_call(struct ast_channel *ast, char *dest, int timeout)
2490 {
2491 int res = 0;
2492 int tone = 0;
2493 struct skinny_subchannel *sub = ast->tech_pvt;
2494 struct skinny_line *l = sub->parent;
2495 struct skinny_device *d = l->parent;
2496 struct skinnysession *s = d->session;
2497
2498 if (!d->registered) {
2499 ast_log(LOG_ERROR, "Device not registered, cannot call %s\n", dest);
2500 return -1;
2501 }
2502
2503 if ((ast->_state != AST_STATE_DOWN) && (ast->_state != AST_STATE_RESERVED)) {
2504 ast_log(LOG_WARNING, "skinny_call called on %s, neither down nor reserved\n", ast->name);
2505 return -1;
2506 }
2507
2508 if (skinnydebug)
2509 ast_verbose(VERBOSE_PREFIX_3 "skinny_call(%s)\n", ast->name);
2510
2511 if (l->dnd) {
2512 ast_queue_control(ast, AST_CONTROL_BUSY);
2513 return -1;
2514 }
2515
2516 switch (l->hookstate) {
2517 case SKINNY_OFFHOOK:
2518 tone = SKINNY_CALLWAITTONE;
2519 break;
2520 case SKINNY_ONHOOK:
2521 tone = SKINNY_ALERT;
2522 break;
2523 default:
2524 ast_log(LOG_ERROR, "Don't know how to deal with hookstate %d\n", l->hookstate);
2525 break;
2526 }
2527
2528 transmit_callstate(s, l->instance, SKINNY_RINGIN, sub->callid);
2529 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_RINGIN);
2530 transmit_displaypromptstatus(s, "Ring-In", 0, l->instance, sub->callid);
2531 transmit_callinfo(s, ast->cid.cid_name, ast->cid.cid_num, l->cid_name, l->cid_num, l->instance, sub->callid, 1);
2532 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_BLINK);
2533 transmit_ringer_mode(s, SKINNY_RING_INSIDE);
2534
2535 ast_setstate(ast, AST_STATE_RINGING);
2536 ast_queue_control(ast, AST_CONTROL_RINGING);
2537 sub->outgoing = 1;
2538 return res;
2539 }
2540
2541 static int skinny_hangup(struct ast_channel *ast)
2542 {
2543 struct skinny_subchannel *sub = ast->tech_pvt;
2544 struct skinny_line *l;
2545 struct skinny_device *d;
2546 struct skinnysession *s;
2547
2548 if (!sub) {
2549 ast_log(LOG_DEBUG, "Asked to hangup channel not connected\n");
2550 return 0;
2551 }
2552 l = sub->parent;
2553 d = l->parent;
2554 s = d->session;
2555 if (skinnydebug)
2556 ast_verbose("skinny_hangup(%s) on %s@%s\n", ast->name, l->name, d->name);
2557
2558 if (d->registered) {
2559 if ((l->type = TYPE_LINE) && (l->hookstate == SKINNY_OFFHOOK)) {
2560 l->hookstate = SKINNY_ONHOOK;
2561 transmit_callstate(s, l->instance, SKINNY_ONHOOK, sub->callid);
2562 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_OFF);
2563 transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
2564 } else if ((l->type = TYPE_LINE) && (l->hookstate == SKINNY_ONHOOK)) {
2565 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
2566 transmit_callstate(s, l->instance, SKINNY_ONHOOK, sub->callid);
2567 transmit_ringer_mode(s, SKINNY_RING_OFF);
2568 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_OFF);
2569 do_housekeeping(s);
2570 }
2571 }
2572 ast_mutex_lock(&sub->lock);
2573 sub->owner = NULL;
2574 ast->tech_pvt = NULL;
2575 sub->alreadygone = 0;
2576 sub->outgoing = 0;
2577 if (sub->rtp) {
2578 ast_rtp_destroy(sub->rtp);
2579 sub->rtp = NULL;
2580 }
2581 ast_mutex_unlock(&sub->lock);
2582 return 0;
2583 }
2584
2585 static int skinny_answer(struct ast_channel *ast)
2586 {
2587 int res = 0;
2588 struct skinny_subchannel *sub = ast->tech_pvt;
2589 struct skinny_line *l = sub->parent;
2590 struct skinny_device *d = l->parent;
2591 struct skinnysession *s = d->session;
2592 char exten[AST_MAX_EXTENSION] = "";
2593
2594 ast_copy_string(exten, S_OR(ast->macroexten, ast->exten), sizeof(exten));
2595
2596 sub->cxmode = SKINNY_CX_SENDRECV;
2597 if (!sub->rtp) {
2598 start_rtp(sub);
2599 }
2600 if (skinnydebug)
2601 ast_verbose("skinny_answer(%s) on %s@%s-%d\n", ast->name, l->name, d->name, sub->callid);
2602 if (ast->_state != AST_STATE_UP) {
2603 ast_setstate(ast, AST_STATE_UP);
2604 }
2605
2606 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
2607 /* order matters here...
2608 for some reason, transmit_callinfo must be before transmit_callstate,
2609 or you won't get keypad messages in some situations. */
2610 transmit_callinfo(s, ast->cid.cid_name, ast->cid.cid_num, exten, exten, l->instance, sub->callid, 2);
2611 transmit_callstate(s, l->instance, SKINNY_CONNECTED, sub->callid);
2612 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_CONNECTED);
2613 transmit_dialednumber(s, exten, l->instance, sub->callid);
2614 transmit_displaypromptstatus(s, "Connected", 0, l->instance, sub->callid);
2615 return res;
2616 }
2617
2618 /* Retrieve audio/etc from channel. Assumes sub->lock is already held. */
2619 static struct ast_frame *skinny_rtp_read(struct skinny_subchannel *sub)
2620 {
2621 struct ast_channel *ast = sub->owner;
2622 struct ast_frame *f;
2623
2624 if (!sub->rtp) {
2625 /* We have no RTP allocated for this channel */
2626 return &ast_null_frame;
2627 }
2628
2629 switch(ast->fdno) {
2630 case 0:
2631 f = ast_rtp_read(sub->rtp); /* RTP Audio */
2632 break;
2633 case 1:
2634 f = ast_rtcp_read(sub->rtp); /* RTCP Control Channel */
2635 break;
2636 case 2:
2637 f = ast_rtp_read(sub->vrtp); /* RTP Video */
2638 break;
2639 case 3:
2640 f = ast_rtcp_read(sub->vrtp); /* RTCP Control Channel for video */
2641 break;
2642 #if 0
2643 case 5:
2644 /* Not yet supported */
2645 f = ast_udptl_read(sub->udptl); /* UDPTL for T.38 */
2646 break;
2647 #endif
2648 default:
2649 f = &ast_null_frame;
2650 }
2651
2652 if (ast) {
2653 /* We already hold the channel lock */
2654 if (f->frametype == AST_FRAME_VOICE) {
2655 if (f->subclass != ast->nativeformats) {
2656 ast_log(LOG_DEBUG, "Oooh, format changed to %d\n", f->subclass);
2657 ast->nativeformats = f->subclass;
2658 ast_set_read_format(ast, ast->readformat);
2659 ast_set_write_format(ast, ast->writeformat);
2660 }
2661 }
2662 }
2663 return f;
2664 }
2665
2666 static struct ast_frame *skinny_read(struct ast_channel *ast)
2667 {
2668 struct ast_frame *fr;
2669 struct skinny_subchannel *sub = ast->tech_pvt;
2670 ast_mutex_lock(&sub->lock);
2671 fr = skinny_rtp_read(sub);
2672 ast_mutex_unlock(&sub->lock);
2673 return fr;
2674 }
2675
2676 static int skinny_write(struct ast_channel *ast, struct ast_frame *frame)
2677 {
2678 struct skinny_subchannel *sub = ast->tech_pvt;
2679 int res = 0;
2680 if (frame->frametype != AST_FRAME_VOICE) {
2681 if (frame->frametype == AST_FRAME_IMAGE) {
2682 return 0;
2683 } else {
2684 ast_log(LOG_WARNING, "Can't send %d type frames with skinny_write\n", frame->frametype);
2685 return 0;
2686 }
2687 } else {
2688 if (!(frame->subclass & ast->nativeformats)) {
2689 ast_log(LOG_WARNING, "Asked to transmit frame type %d, while native formats is %d (read/write = %d/%d)\n",
2690 frame->subclass, ast->nativeformats, ast->readformat, ast->writeformat);
2691 return -1;
2692 }
2693 }
2694 if (sub) {
2695 ast_mutex_lock(&sub->lock);
2696 if (sub->rtp) {
2697 res = ast_rtp_write(sub->rtp, frame);
2698 }
2699 ast_mutex_unlock(&sub->lock);
2700 }
2701 return res;
2702 }
2703
2704 static int skinny_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)
2705 {
2706 struct skinny_subchannel *sub = newchan->tech_pvt;
2707 ast_log(LOG_NOTICE, "skinny_fixup(%s, %s)\n", oldchan->name, newchan->name);
2708 if (sub->owner != oldchan) {
2709 ast_log(LOG_WARNING, "old channel wasn't %p but was %p\n", oldchan, sub->owner);
2710 return -1;
2711 }
2712 sub->owner = newchan;
2713 return 0;
2714 }
2715
2716 static int skinny_senddigit_begin(struct ast_channel *ast, char digit)
2717 {
2718 return -1; /* Start inband indications */
2719 }
2720
2721 static int skinny_senddigit_end(struct ast_channel *ast, char digit, unsigned int duration)
2722 {
2723 #if 0
2724 struct skinny_subchannel *sub = ast->tech_pvt;
2725 struct skinny_line *l = sub->parent;
2726 struct skinny_device *d = l->parent;
2727 int tmp;
2728 /* not right */
2729 sprintf(tmp, "%d", digit);
2730 transmit_tone(d->session, digit, l->instance, sub->callid);
2731 #endif
2732 return -1; /* Stop inband indications */
2733 }
2734
2735 static char *control2str(int ind) {
2736 char *tmp;
2737
2738 switch (ind) {
2739 case AST_CONTROL_HANGUP:
2740 return "Other end has hungup";
2741 case AST_CONTROL_RING:
2742 return "Local ring";
2743 case AST_CONTROL_RINGING:
2744 return "Remote end is ringing";
2745 case AST_CONTROL_ANSWER:
2746 return "Remote end has answered";
2747 case AST_CONTROL_BUSY:
2748 return "Remote end is busy";
2749 case AST_CONTROL_TAKEOFFHOOK:
2750 return "Make it go off hook";
2751 case AST_CONTROL_OFFHOOK:
2752 return "Line is off hook";
2753 case AST_CONTROL_CONGESTION:
2754 return "Congestion (circuits busy)";
2755 case AST_CONTROL_FLASH:
2756 return "Flash hook";
2757 case AST_CONTROL_WINK:
2758 return "Wink";
2759 case AST_CONTROL_OPTION:
2760 return "Set a low-level option";
2761 case AST_CONTROL_RADIO_KEY:
2762 return "Key Radio";
2763 case AST_CONTROL_RADIO_UNKEY:
2764 return "Un-Key Radio";
2765 case AST_CONTROL_PROGRESS:
2766 return "Remote end is making Progress";
2767 case AST_CONTROL_PROCEEDING:
2768 return "Remote end is proceeding";
2769 case AST_CONTROL_HOLD:
2770 return "Hold";
2771 case AST_CONTROL_UNHOLD:
2772 return "Unhold";
2773 case -1:
2774 return "Stop tone";
2775 default:
2776 if (!(tmp = ast_threadstorage_get(&control2str_threadbuf, CONTROL2STR_BUFSIZE)))
2777 return "Unknown";
2778 snprintf(tmp, CONTROL2STR_BUFSIZE, "UNKNOWN-%d", ind);
2779 return tmp;
2780 }
2781 }
2782
2783
2784 static int skinny_indicate(struct ast_channel *ast, int ind, const void *data, size_t datalen)
2785 {
2786 struct skinny_subchannel *sub = ast->tech_pvt;
2787 struct skinny_line *l = sub->parent;
2788 struct skinny_device *d = l->parent;
2789 struct skinnysession *s = d->session;
2790 char exten[AST_MAX_EXTENSION] = "";
2791
2792 if (!s) {
2793 ast_log(LOG_NOTICE, "Asked to indicate '%s' condition on channel %s, but session does not exist.\n", control2str(ind), ast->name);
2794 return -1;
2795 }
2796
2797 ast_copy_string(exten, S_OR(ast->macroexten, ast->exten), sizeof(exten));
2798
2799 if (skinnydebug)
2800 ast_verbose(VERBOSE_PREFIX_3 "Asked to indicate '%s' condition on channel %s\n", control2str(ind), ast->name);
2801 switch(ind) {
2802 case AST_CONTROL_RINGING:
2803 if (ast->_state != AST_STATE_UP) {
2804 if (!sub->progress) {
2805 if (!d->earlyrtp) {
2806 transmit_tone(s, SKINNY_ALERT, l->instance, sub->callid);
2807 }
2808 transmit_callstate(s, l->instance, SKINNY_RINGOUT, sub->callid);
2809 transmit_dialednumber(s, exten, l->instance, sub->callid);
2810 transmit_displaypromptstatus(s, "Ring Out", 0, l->instance, sub->callid);
2811 transmit_callinfo(s, ast->cid.cid_name, ast->cid.cid_num, exten, exten, l->instance, sub->callid, 2); /* 2 = outgoing from phone */
2812 sub->ringing = 1;
2813 if (!d->earlyrtp) {
2814 break;
2815 }
2816 }
2817 }
2818 return -1; /* Tell asterisk to provide inband signalling */
2819 case AST_CONTROL_BUSY:
2820 if (ast->_state != AST_STATE_UP) {
2821 if (!d->earlyrtp) {
2822 transmit_tone(s, SKINNY_BUSYTONE, l->instance, sub->callid);
2823 }
2824 transmit_callstate(s, l->instance, SKINNY_BUSY, sub->callid);
2825 sub->alreadygone = 1;
2826 ast_softhangup_nolock(ast, AST_SOFTHANGUP_DEV);
2827 if (!d->earlyrtp) {
2828 break;
2829 }
2830 }
2831 return -1; /* Tell asterisk to provide inband signalling */
2832 case AST_CONTROL_CONGESTION:
2833 if (ast->_state != AST_STATE_UP) {
2834 if (!d->earlyrtp) {
2835 transmit_tone(s, SKINNY_REORDER, l->instance, sub->callid);
2836 }
2837 transmit_callstate(s, l->instance, SKINNY_CONGESTION, sub->callid);
2838 sub->alreadygone = 1;
2839 ast_softhangup_nolock(ast, AST_SOFTHANGUP_DEV);
2840 if (!d->earlyrtp) {
2841 break;
2842 }
2843 }
2844 return -1; /* Tell asterisk to provide inband signalling */
2845 case AST_CONTROL_PROGRESS:
2846 if ((ast->_state != AST_STATE_UP) && !sub->progress && !sub->outgoing) {
2847 if (!d->earlyrtp) {
2848 transmit_tone(s, SKINNY_ALERT, l->instance, sub->callid);
2849 }
2850 transmit_callstate(s, l->instance, SKINNY_PROGRESS, sub->callid);
2851 transmit_displaypromptstatus(s, "Call Progress", 0, l->instance, sub->callid);
2852 transmit_callinfo(s, ast->cid.cid_name, ast->cid.cid_num, exten, exten, l->instance, sub->callid, 2); /* 2 = outgoing from phone */
2853 sub->progress = 1;
2854 if (!d->earlyrtp) {
2855 break;
2856 }
2857 }
2858 return -1; /* Tell asterisk to provide inband signalling */
2859 case -1: /* STOP_TONE */
2860 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
2861 break;
2862 case AST_CONTROL_HOLD:
2863 ast_moh_start(ast, data, l->mohinterpret);
2864 break;
2865 case AST_CONTROL_UNHOLD:
2866 ast_moh_stop(ast);
2867 break;
2868 case AST_CONTROL_PROCEEDING:
2869 break;
2870 case AST_CONTROL_SRCUPDATE:
2871 ast_rtp_new_source(sub->rtp);
2872 break;
2873 default:
2874 ast_log(LOG_WARNING, "Don't know how to indicate condition %d\n", ind);
2875 return -1; /* Tell asterisk to provide inband signalling */
2876 }
2877 return 0;
2878 }
2879
2880 static struct ast_channel *skinny_new(struct skinny_line *l, int state)
2881 {
2882 struct ast_channel *tmp;
2883 struct skinny_subchannel *sub;
2884 struct skinny_device *d = l->parent;
2885 int fmt;
2886
2887 tmp = ast_channel_alloc(1, state, l->cid_num, l->cid_name, l->accountcode, l->exten, l->context, l->amaflags, "Skinny/%s@%s-%d", l->name, d->name, callnums);
2888 if (!tmp) {
2889 ast_log(LOG_WARNING, "Unable to allocate channel structure\n");
2890 return NULL;
2891 } else {
2892 sub = ast_calloc(1, sizeof(struct skinny_subchannel));
2893 if (!sub) {
2894 ast_log(LOG_WARNING, "Unable to allocate Skinny subchannel\n");
2895 return NULL;
2896 } else {
2897 ast_mutex_init(&sub->lock);
2898
2899 sub->owner = tmp;
2900 sub->callid = callnums++;
2901 d->lastlineinstance = l->instance;
2902 d->lastcallreference = sub->callid;
2903 sub->cxmode = SKINNY_CX_INACTIVE;
2904 sub->nat = l->nat;
2905 sub->parent = l;
2906 sub->onhold = 0;
2907
2908 sub->next = l->sub;
2909 l->sub = sub;
2910 }
2911 tmp->tech = &skinny_tech;
2912 tmp->tech_pvt = sub;
2913 tmp->nativeformats = l->capability;
2914 if (!tmp->nativeformats)
2915 tmp->nativeformats = default_capability;
2916 fmt = ast_best_codec(tmp->nativeformats);
2917 if (skinnydebug)
2918 ast_verbose("skinny_new: tmp->nativeformats=%d fmt=%d\n", tmp->nativeformats, fmt);
2919 if (sub->rtp) {
2920 tmp->fds[0] = ast_rtp_fd(sub->rtp);
2921 }
2922 if (state == AST_STATE_RING) {
2923 tmp->rings = 1;
2924 }
2925 tmp->writeformat = fmt;
2926 tmp->rawwriteformat = fmt;
2927 tmp->readformat = fmt;
2928 tmp->rawreadformat = fmt;
2929 if (!ast_strlen_zero(l->language))
2930 ast_string_field_set(tmp, language, l->language);
2931 if (!ast_strlen_zero(l->accountcode))
2932 ast_string_field_set(tmp, accountcode, l->accountcode);
2933 if (l->amaflags)
2934 tmp->amaflags = l->amaflags;
2935
2936 ast_module_ref(ast_module_info->self);
2937 tmp->callgroup = l->callgroup;
2938 tmp->pickupgroup = l->pickupgroup;
2939 ast_string_field_set(tmp, call_forward, l->call_forward);
2940 ast_copy_string(tmp->context, l->context, sizeof(tmp->context));
2941 ast_copy_string(tmp->exten, l->exten, sizeof(tmp->exten));
2942
2943 /* Don't use ast_set_callerid() here because it will
2944 * generate a needless NewCallerID event */
2945 tmp->cid.cid_ani = ast_strdup(l->cid_num);
2946
2947 tmp->priority = 1;
2948 tmp->adsicpe = AST_ADSI_UNAVAILABLE;
2949
2950 if (sub->rtp)
2951 ast_jb_configure(tmp, &global_jbconf);
2952
2953 if (state != AST_STATE_DOWN) {
2954 if (ast_pbx_start(tmp)) {
2955 ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name);
2956 ast_hangup(tmp);
2957 tmp = NULL;
2958 }
2959 }
2960 }
2961 return tmp;
2962 }
2963
2964 static int skinny_hold(struct skinny_subchannel *sub)
2965 {
2966 struct skinny_line *l = sub->parent;
2967 struct skinny_device *d = l->parent;
2968 struct skinnysession *s = d->session;
2969 struct skinny_req *req;
2970
2971 /* Don't try to hold a channel that doesn't exist */
2972 if (!sub || !sub->owner)
2973 return 0;
2974
2975 /* Channel needs to be put on hold */
2976 if (skinnydebug)
2977 ast_verbose("Putting on Hold(%d)\n", l->instance);
2978
2979 ast_queue_control_data(sub->owner, AST_CONTROL_HOLD,
2980 S_OR(l->mohsuggest, NULL),
2981 !ast_strlen_zero(l->mohsuggest) ? strlen(l->mohsuggest) + 1 : 0);
2982
2983 if (!(req = req_alloc(sizeof(struct activate_call_plane_message), ACTIVATE_CALL_PLANE_MESSAGE)))
2984 return 0;
2985
2986 req->data.activatecallplane.lineInstance = htolel(l->instance);
2987 transmit_response(s, req);
2988
2989 if (!(req = req_alloc(sizeof(struct close_receive_channel_message), CLOSE_RECEIVE_CHANNEL_MESSAGE)))
2990 return 0;
2991
2992 req->data.closereceivechannel.conferenceId = htolel(sub->callid);
2993 req->data.closereceivechannel.partyId = htolel(sub->callid);
2994 transmit_response(s, req);
2995
2996 if (!(req = req_alloc(sizeof(struct stop_media_transmission_message), STOP_MEDIA_TRANSMISSION_MESSAGE)))
2997 return 0;
2998
2999 req->data.stopmedia.conferenceId = htolel(sub->callid);
3000 req->data.stopmedia.passThruPartyId = htolel(sub->callid);
3001 transmit_response(s, req);
3002
3003 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_BLINK);
3004 sub->onhold = 1;
3005 return 1;
3006 }
3007
3008 static int skinny_unhold(struct skinny_subchannel *sub)
3009 {
3010 struct skinny_line *l = sub->parent;
3011 struct skinny_device *d = l->parent;
3012 struct skinnysession *s = d->session;
3013 struct skinny_req *req;
3014
3015 /* Don't try to unhold a channel that doesn't exist */
3016 if (!sub || !sub->owner)
3017 return 0;
3018
3019 /* Channel is on hold, so we will unhold */
3020 if (skinnydebug)
3021 ast_verbose("Taking off Hold(%d)\n", l->instance);
3022
3023 ast_queue_control(sub->owner, AST_CONTROL_UNHOLD);
3024
3025 if (!(req = req_alloc(sizeof(struct activate_call_plane_message), ACTIVATE_CALL_PLANE_MESSAGE)))
3026 return 0;
3027
3028 req->data.activatecallplane.lineInstance = htolel(l->instance);
3029 transmit_response(s, req);
3030
3031 transmit_connect(s, sub);
3032 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_ON);
3033 sub->onhold = 0;
3034 return 1;
3035 }
3036
3037 static int handle_keep_alive_message(struct skinny_req *req, struct skinnysession *s)
3038 {
3039 if (!(req = req_alloc(0, KEEP_ALIVE_ACK_MESSAGE)))
3040 return -1;
3041
3042 transmit_response(s, req);
3043 do_housekeeping(s);
3044 return 1;
3045 }
3046
3047 static int handle_register_message(struct skinny_req *req, struct skinnysession *s)
3048 {
3049 char name[16];
3050 int res;
3051
3052 memcpy(&name, req->data.reg.name, sizeof(name));
3053
3054 res = skinny_register(req, s);
3055 if (!res) {
3056 ast_log(LOG_ERROR, "Rejecting Device %s: Device not found\n", name);
3057 if (!(req = req_alloc(sizeof(struct register_rej_message), REGISTER_REJ_MESSAGE)))
3058 return -1;
3059
3060 snprintf(req->data.regrej.errMsg, sizeof(req->data.regrej.errMsg), "No Authority: %s", name);
3061 transmit_response(s, req);
3062 return 0;
3063 }
3064 if (option_verbose > 2)
3065 ast_verbose(VERBOSE_PREFIX_3 "Device '%s' successfully registered\n", name);
3066
3067 if (!(req = req_alloc(sizeof(struct register_ack_message), REGISTER_ACK_MESSAGE)))
3068 return -1;
3069
3070 req->data.regack.res[0] = '0';
3071 req->data.regack.res[1] = '\0';
3072 req->data.regack.keepAlive = htolel(keep_alive);
3073 memcpy(req->data.regack.dateTemplate, date_format, sizeof(req->data.regack.dateTemplate));
3074 req->data.regack.res2[0] = '0';
3075 req->data.regack.res2[1] = '\0';
3076 req->data.regack.secondaryKeepAlive = htolel(keep_alive);
3077 transmit_response(s, req);
3078 if (skinnydebug)
3079 ast_verbose("Requesting capabilities\n");
3080
3081 if (!(req = req_alloc(0, CAPABILITIES_REQ_MESSAGE)))
3082 return -1;
3083
3084 transmit_response(s, req);
3085
3086 return res;
3087 }
3088
3089 static int handle_ip_port_message(struct skinny_req *req, struct skinnysession *s)
3090 {
3091 /* no response necessary */
3092 return 1;
3093 }
3094
3095 static int handle_keypad_button_message(struct skinny_req *req, struct skinnysession *s)
3096 {
3097 struct skinny_subchannel *sub = NULL;
3098 struct skinny_line *l;
3099 struct skinny_device *d = s->device;
3100 struct ast_frame f = { 0, };
3101 char dgt;
3102 int digit;
3103 int lineInstance;
3104 int callReference;
3105
3106 digit = letohl(req->data.keypad.button);
3107 lineInstance = letohl(req->data.keypad.lineInstance);
3108 callReference = letohl(req->data.keypad.callReference);
3109
3110 if (digit == 14) {
3111 dgt = '*';
3112 } else if (digit == 15) {
3113 dgt = '#';
3114 } else if (digit >= 0 && digit <= 9) {
3115 dgt = '0' + digit;
3116 } else {
3117 /* digit=10-13 (A,B,C,D ?), or
3118 * digit is bad value
3119 *
3120 * probably should not end up here, but set
3121 * value for backward compatibility, and log
3122 * a warning.
3123 */
3124 dgt = '0' + digit;
3125 ast_log(LOG_WARNING, "Unsupported digit %d\n", digit);
3126 }
3127
3128 f.subclass = dgt;
3129
3130 f.src = "skinny";
3131
3132 if (lineInstance && callReference)
3133 sub = find_subchannel_by_instance_reference(d, lineInstance, callReference);
3134 else
3135 sub = find_subchannel_by_instance_reference(d, d->lastlineinstance, d->lastcallreference);
3136
3137 if (!sub)
3138 return 0;
3139
3140 l = sub->parent;
3141 if (sub->owner) {
3142 if (sub->owner->_state == 0) {
3143 f.frametype = AST_FRAME_DTMF_BEGIN;
3144 ast_queue_frame(sub->owner, &f);
3145 }
3146 /* XXX MUST queue this frame to all lines in threeway call if threeway call is active */
3147 f.frametype = AST_FRAME_DTMF_END;
3148 ast_queue_frame(sub->owner, &f);
3149 /* XXX This seriously needs to be fixed */
3150 if (sub->next && sub->next->owner) {
3151 if (sub->owner->_state == 0) {
3152 f.frametype = AST_FRAME_DTMF_BEGIN;
3153 ast_queue_frame(sub->next->owner, &f);
3154 }
3155 f.frametype = AST_FRAME_DTMF_END;
3156 ast_queue_frame(sub->next->owner, &f);
3157 }
3158 } else {
3159 if (skinnydebug)
3160 ast_verbose("No owner: %s\n", l->name);
3161 }
3162 return 1;
3163 }
3164
3165 static int handle_stimulus_message(struct skinny_req *req, struct skinnysession *s)
3166 {
3167 struct skinny_device *d = s->device;
3168 struct skinny_line *l;
3169 struct skinny_subchannel *sub;
3170 /*struct skinny_speeddial *sd;*/
3171 struct ast_channel *c;
3172 pthread_t t;
3173 int event;
3174 int instance;
3175 int callreference;
3176 /*int res = 0;*/
3177
3178 event = letohl(req->data.stimulus.stimulus);
3179 instance = letohl(req->data.stimulus.stimulusInstance);
3180 callreference = letohl(req->data.stimulus.callreference);
3181 if (skinnydebug)
3182 ast_verbose("callreference in handle_stimulus_message is '%d'\n", callreference);
3183
3184 /* Note that this call should be using the passed in instance and callreference */
3185 sub = find_subchannel_by_instance_reference(d, d->lastlineinstance, d->lastcallreference);
3186
3187 if (!sub) {
3188 l = find_line_by_instance(d, d->lastlineinstance);
3189 if (!l) {
3190 return 0;
3191 }
3192 } else {
3193 l = sub->parent;
3194 }
3195
3196 switch(event) {
3197 case STIMULUS_REDIAL:
3198 if (skinnydebug)
3199 ast_verbose("Received Stimulus: Redial(%d/%d)\n", instance, callreference);
3200
3201 #if 0
3202 if (ast_strlen_zero(l->lastnumberdialed)) {
3203 ast_log(LOG_WARNING, "Attempted redial, but no previously dialed number found.\n");
3204 l->hookstate = SKINNY_ONHOOK;
3205 transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
3206 transmit_callstate(s, l->instance, SKINNY_ONHOOK, instance);
3207 break;
3208 }
3209
3210 c = skinny_new(l, AST_STATE_DOWN);
3211 if(!c) {
3212 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
3213 } else {
3214 sub = c->tech_pvt;
3215 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3216 if (skinnydebug)
3217 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
3218 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
3219 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
3220 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_RINGOUT);
3221
3222 if (!ast_ignore_pattern(c->context, l->lastnumberdialed)) {
3223 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
3224 }
3225 ast_copy_string(c->exten, l->lastnumberdialed, sizeof(c->exten));
3226 if (ast_pthread_create(&t, NULL, skinny_newcall, c)) {
3227 ast_log(LOG_WARNING, "Unable to create new call thread: %s\n", strerror(errno));
3228 ast_hangup(c);
3229 }
3230 }
3231 #endif
3232 break;
3233 case STIMULUS_SPEEDDIAL:
3234 if (skinnydebug)
3235 ast_verbose("Received Stimulus: SpeedDial(%d/%d)\n", instance, callreference);
3236
3237 #if 0
3238 if (!(sd = find_speeddial_by_instance(d, instance))) {
3239 return 0;
3240 }
3241
3242 if (ast_strlen_zero(l->lastnumberdialed)) {
3243 ast_log(LOG_WARNING, "Attempted redial, but no previously dialed number found.\n");
3244 l->hookstate = SKINNY_ONHOOK;
3245 transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
3246 transmit_callstate(s, l->instance, SKINNY_ONHOOK, instance);
3247 break;
3248 }
3249
3250 c = skinny_new(l, AST_STATE_DOWN);
3251 if(c) {
3252 sub = c->tech_pvt;
3253 l = sub->parent;
3254 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3255 if (skinnydebug)
3256 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
3257 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
3258 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
3259 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_RINGOUT);
3260
3261 if (!ast_ignore_pattern(c->context, sd->exten)) {
3262 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
3263 }
3264 if (ast_exists_extension(c, c->context, sd->exten, 1, l->cid_num)) {
3265 if (!ast_matchmore_extension(c, c->context, sd->exten, 1, l->cid_num)) {
3266 ast_copy_string(c->exten, sd->exten, sizeof(c->exten));
3267 ast_copy_string(l->lastnumberdialed, sd->exten, sizeof(l->lastnumberdialed));
3268 skinny_newcall(c);
3269 break;
3270 }
3271 }
3272 } else {
3273 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
3274 }
3275 #endif
3276 break;
3277 case STIMULUS_HOLD:
3278 if (skinnydebug)
3279 ast_verbose("Received Stimulus: Hold(%d/%d)\n", instance, callreference);
3280
3281 if (!sub)
3282 break;
3283
3284 if (sub->onhold) {
3285 skinny_unhold(sub);
3286 } else {
3287 skinny_hold(sub);
3288 }
3289 break;
3290 case STIMULUS_TRANSFER:
3291 if (skinnydebug)
3292 ast_verbose("Received Stimulus: Transfer(%d/%d)\n", instance, callreference);
3293 /* XXX figure out how to transfer */
3294 break;
3295 case STIMULUS_CONFERENCE:
3296 if (skinnydebug)
3297 ast_verbose("Received Stimulus: Conference(%d/%d)\n", instance, callreference);
3298 /* XXX determine the best way to pull off a conference. Meetme? */
3299 break;
3300 case STIMULUS_VOICEMAIL:
3301 if (skinnydebug)
3302 ast_verbose("Received Stimulus: Voicemail(%d/%d)\n", instance, callreference);
3303 /* XXX Find and dial voicemail extension */
3304 break;
3305 case STIMULUS_CALLPARK:
3306 if (skinnydebug)
3307 ast_verbose("Received Stimulus: Park Call(%d/%d)\n", instance, callreference);
3308 /* XXX Park the call */
3309 break;
3310 case STIMULUS_FORWARDALL:
3311 if (skinnydebug)
3312 ast_verbose("Received Stimulus: Forward All(%d/%d)\n", instance, callreference);
3313 /* Why is DND under FORWARDALL? */
3314 /* Because it's the same thing. */
3315
3316 /* Do not disturb */
3317 if (l->dnd != 0){
3318 if (option_verbose > 2)
3319 ast_verbose(VERBOSE_PREFIX_3 "Disabling DND on %s@%s\n", l->name, d->name);
3320 l->dnd = 0;
3321 transmit_lamp_indication(s, STIMULUS_FORWARDALL, 1, SKINNY_LAMP_ON);
3322 transmit_displaynotify(s, "DnD disabled", 10);
3323 } else {
3324 if (option_verbose > 2)
3325 ast_verbose(VERBOSE_PREFIX_3 "Enabling DND on %s@%s\n", l->name, d->name);
3326 l->dnd = 1;
3327 transmit_lamp_indication(s, STIMULUS_FORWARDALL, 1, SKINNY_LAMP_OFF);
3328 transmit_displaynotify(s, "DnD enabled", 10);
3329 }
3330 break;
3331 case STIMULUS_FORWARDBUSY:
3332 if (skinnydebug)
3333 ast_verbose("Received Stimulus: Forward Busy (%d/%d)\n", instance, callreference);
3334 break;
3335 case STIMULUS_FORWARDNOANSWER:
3336 if (skinnydebug)
3337 ast_verbose("Received Stimulus: Forward No Answer (%d/%d)\n", instance, callreference);
3338 break;
3339 case STIMULUS_DISPLAY:
3340 /* Not sure what this is */
3341 if (skinnydebug)
3342 ast_verbose("Received Stimulus: Display(%d/%d)\n", instance, callreference);
3343 break;
3344 case STIMULUS_LINE:
3345 if (skinnydebug)
3346 ast_verbose("Received Stimulus: Line(%d/%d)\n", instance, callreference);
3347
3348 l = find_line_by_instance(s->device, instance);
3349
3350 if (!l) {
3351 return 0;
3352 }
3353
3354 /* turn the speaker on */
3355 transmit_speaker_mode(s, SKINNY_SPEAKERON);
3356 transmit_ringer_mode(s, SKINNY_RING_OFF);
3357 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_ON);
3358
3359 l->hookstate = SKINNY_OFFHOOK;
3360
3361 if (sub && sub->outgoing) {
3362 /* We're answering a ringing call */
3363 ast_queue_control(sub->owner, AST_CONTROL_ANSWER);
3364 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3365 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
3366 transmit_callstate(s, l->instance, SKINNY_CONNECTED, sub->callid);
3367 transmit_displaypromptstatus(s, "Connected", 0, l->instance, sub->callid);
3368 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_CONNECTED);
3369 start_rtp(sub);
3370 ast_setstate(sub->owner, AST_STATE_UP);
3371 } else {
3372 if (sub && sub->owner) {
3373 ast_log(LOG_DEBUG, "Current subchannel [%s] already has owner\n", sub->owner->name);
3374 } else {
3375 c = skinny_new(l, AST_STATE_DOWN);
3376 if(c) {
3377 sub = c->tech_pvt;
3378 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3379 if (skinnydebug)
3380 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
3381 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
3382 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
3383 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_OFFHOOK);
3384
3385 /* start the switch thread */
3386 if (ast_pthread_create(&t, NULL, skinny_ss, c)) {
3387 ast_log(LOG_WARNING, "Unable to create switch thread: %s\n", strerror(errno));
3388 ast_hangup(c);
3389 }
3390 } else {
3391 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
3392 }
3393 }
3394 }
3395 break;
3396 default:
3397 if (skinnydebug)
3398 ast_verbose("RECEIVED UNKNOWN STIMULUS: %d(%d/%d)\n", event, instance, callreference);
3399 break;
3400 }
3401 return 1;
3402 }
3403
3404 static int handle_offhook_message(struct skinny_req *req, struct skinnysession *s)
3405 {
3406 struct skinny_device *d = s->device;
3407 struct skinny_line *l;
3408 struct skinny_subchannel *sub;
3409 struct ast_channel *c;
3410 pthread_t t;
3411 int unknown1;
3412 int unknown2;
3413
3414 unknown1 = letohl(req->data.offhook.unknown1);
3415 unknown2 = letohl(req->data.offhook.unknown2);
3416
3417 sub = find_subchannel_by_instance_reference(d, d->lastlineinstance, d->lastcallreference);
3418
3419 if (!sub) {
3420 l = find_line_by_instance(d, d->lastlineinstance);
3421 if (!l) {
3422 return 0;
3423 }
3424 } else {
3425 l = sub->parent;
3426 }
3427
3428 transmit_ringer_mode(s, SKINNY_RING_OFF);
3429 l->hookstate = SKINNY_OFFHOOK;
3430
3431 if (sub && sub->onhold) {
3432 return 1;
3433 }
3434
3435 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_ON);
3436
3437 if (sub && sub->outgoing) {
3438 /* We're answering a ringing call */
3439 ast_queue_control(sub->owner, AST_CONTROL_ANSWER);
3440 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3441 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
3442 transmit_callstate(s, l->instance, SKINNY_CONNECTED, sub->callid);
3443 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_CONNECTED);
3444 start_rtp(sub);
3445 ast_setstate(sub->owner, AST_STATE_UP);
3446 } else {
3447 if (sub && sub->owner) {
3448 ast_log(LOG_DEBUG, "Current sub [%s] already has owner\n", sub->owner->name);
3449 } else {
3450 c = skinny_new(l, AST_STATE_DOWN);
3451 if(c) {
3452 sub = c->tech_pvt;
3453 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3454 if (skinnydebug)
3455 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
3456 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
3457 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
3458 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_OFFHOOK);
3459
3460 /* start the switch thread */
3461 if (ast_pthread_create(&t, NULL, skinny_ss, c)) {
3462 ast_log(LOG_WARNING, "Unable to create switch thread: %s\n", strerror(errno));
3463 ast_hangup(c);
3464 }
3465 } else {
3466 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
3467 }
3468 }
3469 }
3470 return 1;
3471 }
3472
3473 static int handle_onhook_message(struct skinny_req *req, struct skinnysession *s)
3474 {
3475 struct skinny_device *d = s->device;
3476 struct skinny_line *l;
3477 struct skinny_subchannel *sub;
3478 int unknown1;
3479 int unknown2;
3480
3481 unknown1 = letohl(req->data.onhook.unknown1);
3482 unknown2 = letohl(req->data.onhook.unknown2);
3483
3484 sub = find_subchannel_by_instance_reference(d, d->lastlineinstance, d->lastcallreference);
3485
3486 if (!sub) {
3487 return 0;
3488 }
3489 l = sub->parent;
3490
3491 if (l->hookstate == SKINNY_ONHOOK) {
3492 /* Something else already put us back on hook */
3493 return 0;
3494 }
3495 l->hookstate = SKINNY_ONHOOK;
3496
3497 if (sub->onhold) {
3498 return 0;
3499 }
3500
3501 sub->cxmode = SKINNY_CX_RECVONLY;
3502 transmit_callstate(s, l->instance, l->hookstate, sub->callid);
3503 if (skinnydebug)
3504 ast_verbose("Skinny %s@%s went on hook\n", l->name, d->name);
3505 if (l->transfer && (sub->owner && sub->next && sub->next->owner) && ((!sub->outgoing) || (sub->next && !sub->next->outgoing))) {
3506 /* We're allowed to transfer, we have two active calls and
3507 we made at least one of the calls. Let's try and transfer */
3508
3509 #if 0
3510 if ((res = attempt_transfer(p)) < 0) {
3511 if (sub->next && sub->next->owner) {
3512 sub->next->alreadygone = 1;
3513 ast_queue_hangup(sub->next->owner,1);
3514 }
3515 } else if (res) {
3516 ast_log(LOG_WARNING, "Transfer attempt failed\n");
3517 return 0;
3518 }
3519 #endif
3520 } else {
3521 /* Hangup the current call */
3522 /* If there is another active call, skinny_hangup will ring the phone with the other call */
3523 if (sub->owner) {
3524 sub->alreadygone = 1;
3525 ast_queue_hangup(sub->owner);
3526 } else {
3527 ast_log(LOG_WARNING, "Skinny(%s@%s-%d) channel already destroyed\n",
3528 l->name, d->name, sub->callid);
3529 }
3530 }
3531 if ((l->hookstate == SKINNY_ONHOOK) && (sub->next && !sub->next->rtp)) {
3532 do_housekeeping(s);
3533 }
3534 return 1;
3535 }
3536
3537 static int handle_capabilities_res_message(struct skinny_req *req, struct skinnysession *s)
3538 {
3539 struct skinny_device *d = s->device;
3540 struct skinny_line *l;
3541 uint32_t count = 0;
3542 int codecs = 0;
3543 int i;
3544
3545 count = letohl(req->data.caps.count);
3546 if (count > SKINNY_MAX_CAPABILITIES) {
3547 count = SKINNY_MAX_CAPABILITIES;
3548 ast_log(LOG_WARNING, "Received more capabilities than we can handle (%d). Ignoring the rest.\n", SKINNY_MAX_CAPABILITIES);
3549 }
3550
3551 for (i = 0; i < count; i++) {
3552 int acodec = 0;
3553 int scodec = 0;
3554 scodec = letohl(req->data.caps.caps[i].codec);
3555 acodec = codec_skinny2ast(scodec);
3556 if (skinnydebug)
3557 ast_verbose("Adding codec capability '%d (%d)'\n", acodec, scodec);
3558 codecs |= acodec;
3559 }
3560
3561 d->capability &= codecs;
3562 ast_verbose("Device capability set to '%d'\n", d->capability);
3563 for (l = d->lines; l; l = l->next) {
3564 ast_mutex_lock(&l->lock);
3565 l->capability = d->capability;
3566 ast_mutex_unlock(&l->lock);
3567 }
3568
3569 return 1;
3570 }
3571
3572 static int handle_speed_dial_stat_req_message(struct skinny_req *req, struct skinnysession *s)
3573 {
3574 struct skinny_device *d = s->device;
3575 struct skinny_speeddial *sd;
3576 int instance;
3577
3578 instance = letohl(req->data.speeddialreq.speedDialNumber);
3579
3580 sd = find_speeddial_by_instance(d, instance);
3581
3582 if (!sd) {
3583 return 0;
3584 }
3585
3586 if (!(req = req_alloc(sizeof(struct speed_dial_stat_res_message), SPEED_DIAL_STAT_RES_MESSAGE)))
3587 return -1;
3588
3589 req->data.speeddialreq.speedDialNumber = htolel(instance);
3590 snprintf(req->data.speeddial.speedDialDirNumber, sizeof(req->data.speeddial.speedDialDirNumber), sd->exten);
3591 snprintf(req->data.speeddial.speedDialDisplayName, sizeof(req->data.speeddial.speedDialDisplayName), sd->label);
3592
3593 transmit_response(s, req);
3594 return 1;
3595 }
3596
3597 static int handle_line_state_req_message(struct skinny_req *req, struct skinnysession *s)
3598 {
3599 struct skinny_device *d = s->device;
3600 struct skinny_line *l;
3601 int instance;
3602
3603 instance = letohl(req->data.line.lineNumber);
3604
3605 ast_mutex_lock(&devicelock);
3606
3607 l = find_line_by_instance(d, instance);
3608
3609 if (!l) {
3610 return 0;
3611 }
3612
3613 ast_mutex_unlock(&devicelock);
3614
3615 if (!(req = req_alloc(sizeof(struct line_stat_res_message), LINE_STAT_RES_MESSAGE)))
3616 return -1;
3617
3618 req->data.linestat.lineNumber = letohl(instance);
3619 memcpy(req->data.linestat.lineDirNumber, l->name,
3620 sizeof(req->data.linestat.lineDirNumber));
3621 memcpy(req->data.linestat.lineDisplayName, l->label,
3622 sizeof(req->data.linestat.lineDisplayName));
3623 transmit_response(s,req);
3624 return 1;
3625 }
3626
3627 static int handle_time_date_req_message(struct skinny_req *req, struct skinnysession *s)
3628 {
3629 time_t timer;
3630 struct tm *cmtime;
3631
3632 if (!(req = req_alloc(sizeof(struct definetimedate_message), DEFINETIMEDATE_MESSAGE)))
3633 return -1;
3634
3635 timer = time(NULL);
3636 cmtime = localtime(&timer);
3637 req->data.definetimedate.year = htolel(cmtime->tm_year+1900);
3638 req->data.definetimedate.month = htolel(cmtime->tm_mon+1);
3639 req->data.definetimedate.dayofweek = htolel(cmtime->tm_wday);
3640 req->data.definetimedate.day = htolel(cmtime->tm_mday);
3641 req->data.definetimedate.hour = htolel(cmtime->tm_hour);
3642 req->data.definetimedate.minute = htolel(cmtime->tm_min);
3643 req->data.definetimedate.seconds = htolel(cmtime->tm_sec);
3644 req->data.definetimedate.milliseconds = htolel(0);
3645 req->data.definetimedate.timestamp = htolel(timer);
3646 transmit_response(s, req);
3647 return 1;
3648 }
3649
3650 static int handle_button_template_req_message(struct skinny_req *req, struct skinnysession *s)
3651 {
3652 struct skinny_device *d = s->device;
3653 struct skinny_line *l;
3654 int i;
3655
3656 struct skinny_speeddial *sd;
3657 struct button_definition_template btn[42];
3658 int lineInstance = 1;
3659 int speeddialInstance = 1;
3660 int buttonCount = 0;
3661
3662 if (!(req = req_alloc(sizeof(struct button_template_res_message), BUTTON_TEMPLATE_RES_MESSAGE)))
3663 return -1;
3664
3665 memset(&btn, 0, sizeof(btn));
3666
3667 get_button_template(s, btn);
3668
3669 for (i=0; i<42; i++) {
3670 int btnSet = 0;
3671 switch (btn[i].buttonDefinition) {
3672 case BT_CUST_LINESPEEDDIAL:
3673 /* assume failure */
3674 req->data.buttontemplate.definition[i].buttonDefinition = BT_NONE;
3675 req->data.buttontemplate.definition[i].instanceNumber = htolel(0);
3676
3677 for (l = d->lines; l; l = l->next) {
3678 if (l->instance == lineInstance) {
3679 ast_verbose("Adding button: %d, %d\n", BT_LINE, lineInstance);
3680 req->data.buttontemplate.definition[i].buttonDefinition = BT_LINE;
3681 req->data.buttontemplate.definition[i].instanceNumber = htolel(lineInstance);
3682 lineInstance++;
3683 buttonCount++;
3684 btnSet = 1;
3685 break;
3686 }
3687 }
3688
3689 if (!btnSet) {
3690 for (sd = d->speeddials; sd; sd = sd->next) {
3691 if (sd->instance == speeddialInstance) {
3692 ast_verbose("Adding button: %d, %d\n", BT_SPEEDDIAL, speeddialInstance);
3693 req->data.buttontemplate.definition[i].buttonDefinition = BT_SPEEDDIAL;
3694 req->data.buttontemplate.definition[i].instanceNumber = htolel(speeddialInstance);
3695 speeddialInstance++;
3696 buttonCount++;
3697 btnSet = 1;
3698 break;
3699 }
3700 }
3701 }
3702 break;
3703 case BT_LINE:
3704 req->data.buttontemplate.definition[i].buttonDefinition = htolel(BT_NONE);
3705 req->data.buttontemplate.definition[i].instanceNumber = htolel(0);
3706
3707 for (l = d->lines; l; l = l->next) {
3708 if (l->instance == lineInstance) {
3709 ast_verbose("Adding button: %d, %d\n", BT_LINE, lineInstance);
3710 req->data.buttontemplate.definition[i].buttonDefinition = BT_LINE;
3711 req->data.buttontemplate.definition[i].instanceNumber = htolel(lineInstance);
3712 lineInstance++;
3713 buttonCount++;
3714 btnSet = 1;
3715 break;
3716 }
3717 }
3718 break;
3719 case BT_SPEEDDIAL:
3720 req->data.buttontemplate.definition[i].buttonDefinition = BT_NONE;
3721 req->data.buttontemplate.definition[i].instanceNumber = 0;
3722
3723 for (sd = d->speeddials; sd; sd = sd->next) {
3724 if (sd->instance == speeddialInstance) {
3725 ast_verbose("Adding button: %d, %d\n", BT_SPEEDDIAL, speeddialInstance);
3726 req->data.buttontemplate.definition[i].buttonDefinition = BT_SPEEDDIAL;
3727 req->data.buttontemplate.definition[i].instanceNumber = htolel(speeddialInstance);
3728 speeddialInstance++;
3729 buttonCount++;
3730 btnSet = 1;
3731 break;
3732 }
3733 }
3734 break;
3735 case BT_CUST_HINT:
3736 break;
3737 case BT_NONE:
3738 break;
3739 default:
3740 ast_verbose("Adding button: %d, %d\n", btn[i].buttonDefinition, 0);
3741 req->data.buttontemplate.definition[i].buttonDefinition = htolel(btn[i].buttonDefinition);
3742 req->data.buttontemplate.definition[i].instanceNumber = htolel(0);
3743 buttonCount++;
3744 btnSet = 1;
3745 break;
3746 }
3747 }
3748
3749 req->data.buttontemplate.buttonOffset = htolel(0);
3750 req->data.buttontemplate.buttonCount = htolel(buttonCount);
3751 req->data.buttontemplate.totalButtonCount = htolel(buttonCount);
3752
3753 if (skinnydebug)
3754 ast_verbose("Sending %d template to %s\n",
3755 d->type,
3756 d->name);
3757 transmit_response(s, req);
3758 return 1;
3759 }
3760
3761 static int handle_version_req_message(struct skinny_req *req, struct skinnysession *s)
3762 {
3763 struct skinny_device *d = s->device;
3764 if (!(req = req_alloc(sizeof(struct version_res_message), VERSION_RES_MESSAGE)))
3765 return -1;
3766
3767 snprintf(req->data.version.version, sizeof(req->data.version.version), d->version_id);
3768 transmit_response(s, req);
3769 return 1;
3770 }
3771
3772 static int handle_server_request_message(struct skinny_req *req, struct skinnysession *s)
3773 {
3774 struct skinny_device *d = s->device;
3775 if (!(req = req_alloc(sizeof(struct server_res_message), SERVER_RES_MESSAGE)))
3776 return -1;
3777
3778 memcpy(req->data.serverres.server[0].serverName, ourhost,
3779 sizeof(req->data.serverres.server[0].serverName));
3780 req->data.serverres.serverListenPort[0] = htolel(ourport);
3781 req->data.serverres.serverIpAddr[0] = htolel(d->ourip.s_addr);
3782 transmit_response(s, req);
3783 return 1;
3784 }
3785
3786 static int handle_alarm_message(struct skinny_req *req, struct skinnysession *s)
3787 {
3788 /* no response necessary */
3789 if (skinnydebug)
3790 ast_verbose("Received Alarm Message: %s\n", req->data.alarm.displayMessage);
3791
3792 return 1;
3793 }
3794
3795 static int handle_open_receive_channel_ack_message(struct skinny_req *req, struct skinnysession *s)
3796 {
3797 struct skinny_device *d = s->device;
3798 struct skinny_line *l;
3799 struct skinny_subchannel *sub;
3800 struct ast_format_list fmt;
3801 struct sockaddr_in sin;
3802 struct sockaddr_in us;
3803 uint32_t addr;
3804 int port;
3805 int status;
3806 int passthruid;
3807
3808 status = letohl(req->data.openreceivechannelack.status);
3809 if (status) {
3810 ast_log(LOG_ERROR, "Open Receive Channel Failure\n");
3811 return 0;
3812 }
3813 addr = letohl(req->data.openreceivechannelack.ipAddr);
3814 port = letohl(req->data.openreceivechannelack.port);
3815 passthruid = letohl(req->data.openreceivechannelack.passThruId);
3816
3817 sin.sin_family = AF_INET;
3818 sin.sin_addr.s_addr = addr;
3819 sin.sin_port = htons(port);
3820
3821 sub = find_subchannel_by_reference(d, passthruid);
3822
3823 if (!sub)
3824 return 0;
3825
3826 l = sub->parent;
3827
3828 if (sub->rtp) {
3829 ast_rtp_set_peer(sub->rtp, &sin);
3830 ast_rtp_get_us(sub->rtp, &us);
3831 } else {
3832 ast_log(LOG_ERROR, "No RTP structure, this is very bad\n");
3833 return 0;
3834 }
3835
3836 if (skinnydebug) {
3837 ast_verbose("ipaddr = %s:%d\n", ast_inet_ntoa(sin.sin_addr), ntohs(sin.sin_port));
3838 ast_verbose("ourip = %s:%d\n", ast_inet_ntoa(d->ourip), ntohs(us.sin_port));
3839 }
3840
3841 if (!(req = req_alloc(sizeof(struct start_media_transmission_message), START_MEDIA_TRANSMISSION_MESSAGE)))
3842 return -1;
3843
3844 fmt = ast_codec_pref_getsize(&l->prefs, ast_best_codec(l->capability));
3845
3846 if (skinnydebug)
3847 ast_verbose("Setting payloadType to '%d' (%d ms)\n", fmt.bits, fmt.cur_ms);
3848
3849 req->data.startmedia.conferenceId = htolel(sub->callid);
3850 req->data.startmedia.passThruPartyId = htolel(sub->callid);
3851 req->data.startmedia.remoteIp = htolel(d->ourip.s_addr);
3852 req->data.startmedia.remotePort = htolel(ntohs(us.sin_port));
3853 req->data.startmedia.packetSize = htolel(fmt.cur_ms);
3854 req->data.startmedia.payloadType = htolel(codec_ast2skinny(fmt.bits));
3855 req->data.startmedia.qualifier.precedence = htolel(127);
3856 req->data.startmedia.qualifier.vad = htolel(0);
3857 req->data.startmedia.qualifier.packets = htolel(0);
3858 req->data.startmedia.qualifier.bitRate = htolel(0);
3859 transmit_response(s, req);
3860
3861 return 1;
3862 }
3863
3864 static int handle_enbloc_call_message(struct skinny_req *req, struct skinnysession *s)
3865 {
3866 struct skinny_device *d = s->device;
3867 struct skinny_line *l;
3868 struct skinny_subchannel *sub = NULL;
3869 struct ast_channel *c;
3870 pthread_t t;
3871
3872 if (skinnydebug)
3873 ast_verbose("Received Enbloc Call: %s\n", req->data.enbloccallmessage.calledParty);
3874
3875 sub = find_subchannel_by_instance_reference(d, d->lastlineinstance, d->lastcallreference);
3876
3877 if (!sub) {
3878 l = find_line_by_instance(d, d->lastlineinstance);
3879 if (!l) {
3880 return 0;
3881 }
3882 } else {
3883 l = sub->parent;
3884 }
3885
3886 c = skinny_new(l, AST_STATE_DOWN);
3887
3888 if(!c) {
3889 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
3890 } else {
3891 l->hookstate = SKINNY_OFFHOOK;
3892
3893 sub = c->tech_pvt;
3894 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3895 if (skinnydebug)
3896 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
3897 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
3898 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
3899
3900 if (!ast_ignore_pattern(c->context, req->data.enbloccallmessage.calledParty)) {
3901 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
3902 }
3903 ast_copy_string(c->exten, req->data.enbloccallmessage.calledParty, sizeof(c->exten));
3904 if (ast_pthread_create(&t, NULL, skinny_newcall, c)) {
3905 ast_log(LOG_WARNING, "Unable to create new call thread: %s\n", strerror(errno));
3906 ast_hangup(c);
3907 }
3908 }
3909
3910 return 1;
3911 }
3912
3913
3914 static int handle_soft_key_set_req_message(struct skinny_req *req, struct skinnysession *s)
3915 {
3916 int i;
3917 int x;
3918 int y;
3919 const struct soft_key_definitions *softkeymode = soft_key_default_definitions;
3920
3921 if (!(req = req_alloc(sizeof(struct soft_key_set_res_message), SOFT_KEY_SET_RES_MESSAGE)))
3922 return -1;
3923
3924 req->data.softkeysets.softKeySetOffset = htolel(0);
3925 req->data.softkeysets.softKeySetCount = htolel(11);
3926 req->data.softkeysets.totalSoftKeySetCount = htolel(11);
3927 for (x = 0; x < sizeof(soft_key_default_definitions) / sizeof(struct soft_key_definitions); x++) {
3928 const uint8_t *defaults = softkeymode->defaults;
3929 /* XXX I wanted to get the size of the array dynamically, but that wasn't wanting to work.
3930 This will have to do for now. */
3931 for (y = 0; y < softkeymode->count; y++) {
3932 for (i = 0; i < (sizeof(soft_key_template_default) / sizeof(struct soft_key_template_definition)); i++) {
3933 if (defaults[y] == i+1) {
3934 req->data.softkeysets.softKeySetDefinition[softkeymode->mode].softKeyTemplateIndex[y] = htolel(i+1);
3935 req->data.softkeysets.softKeySetDefinition[softkeymode->mode].softKeyInfoIndex[y] = htolel(i+301);
3936 }
3937 }
3938 }
3939 softkeymode++;
3940 }
3941 transmit_response(s,req);
3942 transmit_selectsoftkeys(s, 0, 0, KEYDEF_ONHOOK);
3943 return 1;
3944 }
3945
3946 static int handle_soft_key_event_message(struct skinny_req *req, struct skinnysession *s)
3947 {
3948 struct skinny_device *d = s->device;
3949 struct skinny_line *l;
3950 struct skinny_subchannel *sub = NULL;
3951 struct ast_channel *c;
3952 pthread_t t;
3953 int event;
3954 int instance;
3955 int callreference;
3956
3957 event = letohl(req->data.softkeyeventmessage.softKeyEvent);
3958 instance = letohl(req->data.softkeyeventmessage.instance);
3959 callreference = letohl(req->data.softkeyeventmessage.callreference);
3960
3961 if (instance) {
3962 l = find_line_by_instance(d, instance);
3963 if (callreference) {
3964 sub = find_subchannel_by_instance_reference(d, instance, callreference);
3965 } else {
3966 sub = find_subchannel_by_instance_reference(d, instance, d->lastcallreference);
3967 }
3968 } else {
3969 l = find_line_by_instance(d, d->lastlineinstance);
3970 }
3971
3972 if (!l) {
3973 if (skinnydebug)
3974 ast_verbose("Received Softkey Event: %d(%d/%d)\n", event, instance, callreference);
3975 return 0;
3976 }
3977
3978 switch(event) {
3979 case SOFTKEY_NONE:
3980 if (skinnydebug)
3981 ast_verbose("Received Softkey Event: None(%d/%d)\n", instance, callreference);
3982 break;
3983 case SOFTKEY_REDIAL:
3984 if (skinnydebug)
3985 ast_verbose("Received Softkey Event: Redial(%d/%d)\n", instance, callreference);
3986
3987 #if 0
3988 if (!sub || !sub->owner) {
3989 c = skinny_new(l, AST_STATE_DOWN);
3990 } else {
3991 c = sub->owner;
3992 }
3993
3994 if(!c) {
3995 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
3996 } else {
3997 sub = c->tech_pvt;
3998 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
3999 if (skinnydebug)
4000 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
4001 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
4002 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
4003 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_RINGOUT);
4004
4005 if (!ast_ignore_pattern(c->context, l->lastnumberdialed)) {
4006 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
4007 }
4008 ast_copy_string(c->exten, l->lastnumberdialed, sizeof(c->exten));
4009 if (ast_pthread_create(&t, NULL, skinny_newcall, c)) {
4010 ast_log(LOG_WARNING, "Unable to create new call thread: %s\n", strerror(errno));
4011 ast_hangup(c);
4012 }
4013 }
4014 #endif
4015 break;
4016 case SOFTKEY_NEWCALL: /* Actually the DIAL softkey */
4017 if (skinnydebug)
4018 ast_verbose("Received Softkey Event: New Call(%d/%d)\n", instance, callreference);
4019
4020 if (!sub || !sub->owner) {
4021 c = skinny_new(l, AST_STATE_DOWN);
4022 } else {
4023 c = sub->owner;
4024 }
4025
4026 if (!c) {
4027 ast_log(LOG_WARNING, "Unable to create channel for %s@%s\n", l->name, d->name);
4028 } else {
4029 sub = c->tech_pvt;
4030 if (l->hookstate == SKINNY_ONHOOK) {
4031 l->hookstate = SKINNY_OFFHOOK;
4032 transmit_speaker_mode(s, SKINNY_SPEAKERON);
4033 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
4034 }
4035
4036 if (skinnydebug)
4037 ast_verbose("Attempting to Clear display on Skinny %s@%s\n", l->name, d->name);
4038 transmit_displaymessage(s, NULL, l->instance, sub->callid); /* clear display */
4039 transmit_tone(s, SKINNY_DIALTONE, l->instance, sub->callid);
4040 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_OFFHOOK);
4041
4042 /* start the switch thread */
4043 if (ast_pthread_create(&t, NULL, skinny_ss, c)) {
4044 ast_log(LOG_WARNING, "Unable to create switch thread: %s\n", strerror(errno));
4045 ast_hangup(c);
4046 }
4047 }
4048 break;
4049 case SOFTKEY_HOLD:
4050 if (skinnydebug)
4051 ast_verbose("Received Softkey Event: Hold(%d/%d)\n", instance, callreference);
4052
4053 if (sub) {
4054 if (sub->onhold) {
4055 skinny_unhold(sub);
4056 } else {
4057 skinny_hold(sub);
4058 }
4059 }
4060
4061 break;
4062 case SOFTKEY_TRNSFER:
4063 if (skinnydebug)
4064 ast_verbose("Received Softkey Event: Transfer(%d/%d)\n", instance, callreference);
4065 /* XXX figure out how to transfer */
4066 break;
4067 case SOFTKEY_CFWDALL:
4068 if (skinnydebug)
4069 ast_verbose("Received Softkey Event: Forward All(%d/%d)\n", instance, callreference);
4070
4071 /* Do not disturb */
4072 if (l->dnd != 0){
4073 if (option_verbose > 2)
4074 ast_verbose(VERBOSE_PREFIX_3 "Disabling DND on %s@%s\n", l->name, d->name);
4075 l->dnd = 0;
4076 transmit_lamp_indication(s, STIMULUS_FORWARDALL, 1, SKINNY_LAMP_ON);
4077 transmit_displaynotify(s, "DnD disabled", 10);
4078 } else {
4079 if (option_verbose > 2)
4080 ast_verbose(VERBOSE_PREFIX_3 "Enabling DND on %s@%s\n", l->name, d->name);
4081 l->dnd = 1;
4082 transmit_lamp_indication(s, STIMULUS_FORWARDALL, 1, SKINNY_LAMP_OFF);
4083 transmit_displaynotify(s, "DnD enabled", 10);
4084 }
4085 break;
4086 case SOFTKEY_CFWDBUSY:
4087 if (skinnydebug)
4088 ast_verbose("Received Softkey Event: Forward Busy (%d/%d)\n", instance, callreference);
4089 break;
4090 case SOFTKEY_CFWDNOANSWER:
4091 if (skinnydebug)
4092 ast_verbose("Received Softkey Event: Forward No Answer (%d/%d)\n", instance, callreference);
4093 break;
4094 case SOFTKEY_BKSPC:
4095 if (skinnydebug)
4096 ast_verbose("Received Softkey Event: Backspace(%d/%d)\n", instance, callreference);
4097 break;
4098 case SOFTKEY_ENDCALL:
4099 if (skinnydebug)
4100 ast_verbose("Received Softkey Event: End Call(%d/%d)\n", instance, callreference);
4101
4102 if (l->hookstate == SKINNY_ONHOOK) {
4103 /* Something else already put us back on hook */
4104 break;
4105 }
4106 if (sub) {
4107 sub->cxmode = SKINNY_CX_RECVONLY;
4108 l->hookstate = SKINNY_ONHOOK;
4109 transmit_callstate(s, l->instance, l->hookstate, sub->callid);
4110 if (skinnydebug)
4111 ast_verbose("Skinny %s@%s went on hook\n", l->name, d->name);
4112 if (l->transfer && (sub->owner && sub->next && sub->next->owner) && ((!sub->outgoing) || (sub->next && !sub->next->outgoing))) {
4113 /* We're allowed to transfer, we have two active calls and
4114 we made at least one of the calls. Let's try and transfer */
4115
4116 #if 0
4117 if ((res = attempt_transfer(p)) < 0) {
4118 if (sub->next && sub->next->owner) {
4119 sub->next->alreadygone = 1;
4120 ast_queue_hangup(sub->next->owner, 1);
4121 }
4122 } else if (res) {
4123 ast_log(LOG_WARNING, "Transfer attempt failed\n");
4124 break;
4125 }
4126 #endif
4127 } else {
4128 /* Hangup the current call */
4129 /* If there is another active call, skinny_hangup will ring the phone with the other call */
4130 if (sub->owner) {
4131 sub->alreadygone = 1;
4132 ast_queue_hangup(sub->owner);
4133 } else {
4134 ast_log(LOG_WARNING, "Skinny(%s@%s-%d) channel already destroyed\n",
4135 l->name, d->name, sub->callid);
4136 }
4137 }
4138 if ((l->hookstate == SKINNY_ONHOOK) && (sub->next && !sub->next->rtp)) {
4139 do_housekeeping(s);
4140 }
4141 }
4142 break;
4143 case SOFTKEY_RESUME:
4144 if (skinnydebug)
4145 ast_verbose("Received Softkey Event: Resume(%d/%d)\n", instance, callreference);
4146 break;
4147 case SOFTKEY_ANSWER:
4148 if (skinnydebug)
4149 ast_verbose("Received Softkey Event: Answer(%d/%d)\n", instance, callreference);
4150
4151 transmit_ringer_mode(s,SKINNY_RING_OFF);
4152 transmit_lamp_indication(s, STIMULUS_LINE, l->instance, SKINNY_LAMP_ON);
4153
4154 l->hookstate = SKINNY_OFFHOOK;
4155
4156 if (sub && sub->outgoing) {
4157 /* We're answering a ringing call */
4158 ast_queue_control(sub->owner, AST_CONTROL_ANSWER);
4159 transmit_callstate(s, l->instance, SKINNY_OFFHOOK, sub->callid);
4160 transmit_tone(s, SKINNY_SILENCE, l->instance, sub->callid);
4161 transmit_callstate(s, l->instance, SKINNY_CONNECTED, sub->callid);
4162 transmit_selectsoftkeys(s, l->instance, sub->callid, KEYDEF_CONNECTED);
4163 start_rtp(sub);
4164 ast_setstate(sub->owner, AST_STATE_UP);
4165 }
4166 break;
4167 case SOFTKEY_INFO:
4168 if (skinnydebug)
4169 ast_verbose("Received Softkey Event: Info(%d/%d)\n", instance, callreference);
4170 break;
4171 case SOFTKEY_CONFRN:
4172 if (skinnydebug)
4173 ast_verbose("Received Softkey Event: Conference(%d/%d)\n", instance, callreference);
4174 /* XXX determine the best way to pull off a conference. Meetme? */
4175 break;
4176 case SOFTKEY_PARK:
4177 if (skinnydebug)
4178 ast_verbose("Received Softkey Event: Park Call(%d/%d)\n", instance, callreference);
4179 /* XXX Park the call */
4180 break;
4181 case SOFTKEY_JOIN:
4182 if (skinnydebug)
4183 ast_verbose("Received Softkey Event: Join(%d/%d)\n", instance, callreference);
4184 break;
4185 case SOFTKEY_MEETME:
4186 /* XXX How is this different from CONFRN? */
4187 if (skinnydebug)
4188 ast_verbose("Received Softkey Event: Meetme(%d/%d)\n", instance, callreference);
4189 break;
4190 case SOFTKEY_PICKUP:
4191 if (skinnydebug)
4192 ast_verbose("Received Softkey Event: Pickup(%d/%d)\n", instance, callreference);
4193 break;
4194 case SOFTKEY_GPICKUP:
4195 if (skinnydebug)
4196 ast_verbose("Received Softkey Event: Group Pickup(%d/%d)\n", instance, callreference);
4197 break;
4198 default:
4199 if (skinnydebug)
4200 ast_verbose("Received unknown Softkey Event: %d(%d/%d)\n", event, instance, callreference);
4201 break;
4202 }
4203 return 1;
4204 }
4205
4206 static int handle_unregister_message(struct skinny_req *req, struct skinnysession *s)
4207 {
4208 return skinny_unregister(req, s);
4209 }
4210
4211 static int handle_soft_key_template_req_message(struct skinny_req *req, struct skinnysession *s)
4212 {
4213 if (!(req = req_alloc(sizeof(struct soft_key_template_res_message), SOFT_KEY_TEMPLATE_RES_MESSAGE)))
4214 return -1;
4215
4216 req->data.softkeytemplate.softKeyOffset = htolel(0);
4217 req->data.softkeytemplate.softKeyCount = htolel(sizeof(soft_key_template_default) / sizeof(struct soft_key_template_definition));
4218 req->data.softkeytemplate.totalSoftKeyCount = htolel(sizeof(soft_key_template_default) / sizeof(struct soft_key_template_definition));
4219 memcpy(req->data.softkeytemplate.softKeyTemplateDefinition,
4220 soft_key_template_default,
4221 sizeof(soft_key_template_default));
4222 transmit_response(s,req);
4223 return 1;
4224 }
4225
4226 static int handle_headset_status_message(struct skinny_req *req, struct skinnysession *s)
4227 {
4228 /* XXX umm...okay? Why do I care? */
4229 return 1;
4230 }
4231
4232 static int handle_register_available_lines_message(struct skinny_req *req, struct skinnysession *s)
4233 {
4234 /* XXX I have no clue what this is for, but my phone was sending it, so... */
4235 return 1;
4236 }
4237
4238 static int handle_message(struct skinny_req *req, struct skinnysession *s)
4239 {
4240 int res = 0;
4241 struct skinny_device *d = s->device;
4242 struct skinny_subchannel *sub;
4243 int lineInstance;
4244 int callReference;
4245
4246 if ((!s->device) && (letohl(req->e) != REGISTER_MESSAGE && letohl(req->e) != ALARM_MESSAGE)) {
4247 ast_log(LOG_WARNING, "Client sent message #%d without first registering.\n", req->e);
4248 free(req);
4249 return 0;
4250 }
4251
4252 switch(letohl(req->e)) {
4253 case KEEP_ALIVE_MESSAGE:
4254 res = handle_keep_alive_message(req, s);
4255 break;
4256 case REGISTER_MESSAGE:
4257 if (skinnydebug)
4258 ast_verbose("Device %s is attempting to register\n", req->data.reg.name);
4259
4260 res = handle_register_message(req, s);
4261 break;
4262 case IP_PORT_MESSAGE:
4263 res = handle_ip_port_message(req, s);
4264 break;
4265 case KEYPAD_BUTTON_MESSAGE:
4266 if (skinnydebug)
4267 ast_verbose("Collected digit: [%d]\n", letohl(req->data.keypad.button));
4268
4269 lineInstance = letohl(req->data.keypad.lineInstance);
4270 callReference = letohl(req->data.keypad.callReference);
4271
4272 sub = find_subchannel_by_instance_reference(d, lineInstance, callReference);
4273
4274 if (sub && (sub->owner && sub->owner->_state < AST_STATE_UP)) {
4275 char dgt;
4276 int digit = letohl(req->data.keypad.button);
4277 size_t len;
4278
4279 if (digit == 14) {
4280 dgt = '*';
4281 } else if (digit == 15) {
4282 dgt = '#';
4283 } else if (digit >= 0 && digit <= 9) {
4284 dgt = '0' + digit;
4285 } else {
4286 /* digit=10-13 (A,B,C,D ?), or
4287 * digit is bad value
4288 *
4289 * probably should not end up here, but set
4290 * value for backward compatibility, and log
4291 * a warning.
4292 */
4293 dgt = '0' + digit;
4294 ast_log(LOG_WARNING, "Unsupported digit %d\n", digit);
4295 }
4296
4297 len = strlen(d->exten);
4298 if (len < sizeof(d->exten) - 1) {
4299 d->exten[len] = dgt;
4300 d->exten[len+1] = '\0';
4301 } else {
4302 ast_log(LOG_WARNING, "Dropping digit with value %d because digit queue is full\n", dgt);
4303 }
4304 } else
4305 res = handle_keypad_button_message(req, s);
4306 break;
4307 case ENBLOC_CALL_MESSAGE:
4308 res = handle_enbloc_call_message(req, s);
4309 break;
4310 case STIMULUS_MESSAGE:
4311 res = handle_stimulus_message(req, s);
4312 break;
4313 case OFFHOOK_MESSAGE:
4314 res = handle_offhook_message(req, s);
4315 break;
4316 case ONHOOK_MESSAGE:
4317 res = handle_onhook_message(req, s);
4318 break;
4319 case CAPABILITIES_RES_MESSAGE:
4320 if (skinnydebug)
4321 ast_verbose("Received CapabilitiesRes\n");
4322
4323 res = handle_capabilities_res_message(req, s);
4324 break;
4325 case SPEED_DIAL_STAT_REQ_MESSAGE:
4326 if (skinnydebug)
4327 ast_verbose("Received SpeedDialStatRequest\n");
4328
4329 res = handle_speed_dial_stat_req_message(req, s);
4330 break;
4331 case LINE_STATE_REQ_MESSAGE:
4332 if (skinnydebug)
4333 ast_verbose("Received LineStatRequest\n");
4334 res = handle_line_state_req_message(req, s);
4335 break;
4336 case TIME_DATE_REQ_MESSAGE:
4337 if (skinnydebug)
4338 ast_verbose("Received Time/Date Request\n");
4339
4340 res = handle_time_date_req_message(req, s);
4341 break;
4342 case BUTTON_TEMPLATE_REQ_MESSAGE:
4343 if (skinnydebug)
4344 ast_verbose("Buttontemplate requested\n");
4345
4346 res = handle_button_template_req_message(req, s);
4347 break;
4348 case VERSION_REQ_MESSAGE:
4349 if (skinnydebug)
4350 ast_verbose("Version Request\n");
4351
4352 res = handle_version_req_message(req, s);
4353 break;
4354 case SERVER_REQUEST_MESSAGE:
4355 if (skinnydebug)
4356 ast_verbose("Received Server Request\n");
4357
4358 res = handle_server_request_message(req, s);
4359 break;
4360 case ALARM_MESSAGE:
4361 res = handle_alarm_message(req, s);
4362 break;
4363 case OPEN_RECEIVE_CHANNEL_ACK_MESSAGE:
4364 if (skinnydebug)
4365 ast_verbose("Received Open Receive Channel Ack\n");
4366
4367 res = handle_open_receive_channel_ack_message(req, s);
4368 break;
4369 case SOFT_KEY_SET_REQ_MESSAGE:
4370 if (skinnydebug)
4371 ast_verbose("Received SoftKeySetReq\n");
4372
4373 res = handle_soft_key_set_req_message(req, s);
4374 break;
4375 case SOFT_KEY_EVENT_MESSAGE:
4376 res = handle_soft_key_event_message(req, s);
4377 break;
4378 case UNREGISTER_MESSAGE:
4379 if (skinnydebug)
4380 ast_verbose("Received Unregister Request\n");
4381
4382 res = handle_unregister_message(req, s);
4383 break;
4384 case SOFT_KEY_TEMPLATE_REQ_MESSAGE:
4385 if (skinnydebug)
4386 ast_verbose("Received SoftKey Template Request\n");
4387
4388 res = handle_soft_key_template_req_message(req, s);
4389 break;
4390 case HEADSET_STATUS_MESSAGE:
4391 res = handle_headset_status_message(req, s);
4392 break;
4393 case REGISTER_AVAILABLE_LINES_MESSAGE:
4394 res = handle_register_available_lines_message(req, s);
4395 break;
4396 default:
4397 if (skinnydebug)
4398 ast_verbose("RECEIVED UNKNOWN MESSAGE TYPE: %x\n", letohl(req->e));
4399 break;
4400 }
4401 if (res >= 0 && req)
4402 free(req);
4403 return res;
4404 }
4405
4406 static void destroy_session(struct skinnysession *s)
4407 {
4408 struct skinnysession *cur, *prev = NULL;
4409 ast_mutex_lock(&sessionlock);
4410 cur = sessions;
4411 while(cur) {
4412 if (cur == s) {
4413 break;
4414 }
4415 prev = cur;
4416 cur = cur->next;
4417 }
4418 if (cur) {
4419 if (prev) {
4420 prev->next = cur->next;
4421 } else {
4422 sessions = cur->next;
4423 }
4424 if (s->fd > -1) {
4425 close(s->fd);
4426 }
4427 ast_mutex_destroy(&s->lock);
4428 free(s);
4429 } else {
4430 ast_log(LOG_WARNING, "Trying to delete nonexistent session %p?\n", s);
4431 }
4432 ast_mutex_unlock(&sessionlock);
4433 }
4434
4435 static int get_input(struct skinnysession *s)
4436 {
4437 int res;
4438 int dlen = 0;
4439 struct pollfd fds[1];
4440
4441 fds[0].fd = s->fd;
4442 fds[0].events = POLLIN;
4443 fds[0].revents = 0;
4444 res = poll(fds, 1, (keep_alive * 1100)); /* If nothing has happen, client is dead */
4445 /* we add 10% to the keep_alive to deal */
4446 /* with network delays, etc */
4447 if (res < 0) {
4448 if (errno != EINTR) {
4449 ast_log(LOG_WARNING, "Select returned error: %s\n", strerror(errno));
4450 return res;
4451 }
4452 } else if (res == 0) {
4453 if (skinnydebug)
4454 ast_verbose("Skinny Client was lost, unregistering\n");
4455 skinny_unregister(NULL, s);
4456 return -1;
4457 }
4458
4459 if (fds[0].revents) {
4460 ast_mutex_lock(&s->lock);
4461 memset(s->inbuf,0,sizeof(s->inbuf));
4462 res = read(s->fd, s->inbuf, 4);
4463 if (res < 0) {
4464 ast_log(LOG_WARNING, "read() returned error: %s\n", strerror(errno));
4465
4466 if (skinnydebug)
4467 ast_verbose("Skinny Client was lost, unregistering\n");
4468
4469 skinny_unregister(NULL,s);
4470 ast_mutex_unlock(&s->lock);
4471 return res;
4472 } else if (res != 4) {
4473 ast_log(LOG_WARNING, "Skinny Client sent less data than expected. Expected 4 but got %d.\n", res);
4474 ast_mutex_unlock(&s->lock);
4475
4476 if (res == 0) {
4477 if (skinnydebug)
4478 ast_verbose("Skinny Client was lost, unregistering\n");
4479 skinny_unregister(NULL, s);
4480 }
4481
4482 return -1;
4483 }
4484
4485 dlen = letohl(*(int *)s->inbuf);
4486 if (dlen < 4) {
4487 ast_log(LOG_WARNING, "Skinny Client sent invalid data.\n");
4488 ast_mutex_unlock(&s->lock);
4489 return -1;
4490 }
4491 if (dlen+8 > sizeof(s->inbuf)) {
4492 dlen = sizeof(s->inbuf) - 8;
4493 }
4494 *(int *)s->inbuf = htolel(dlen);
4495
4496 res = read(s->fd, s->inbuf+4, dlen+4);
4497 ast_mutex_unlock(&s->lock);
4498 if (res < 0) {
4499 ast_log(LOG_WARNING, "read() returned error: %s\n", strerror(errno));
4500 return res;
4501 } else if (res != (dlen+4)) {
4502 ast_log(LOG_WARNING, "Skinny Client sent less data than expected.\n");
4503 return -1;
4504 }
4505 return res;
4506 }
4507 return 0;
4508 }
4509
4510 static struct skinny_req *skinny_req_parse(struct skinnysession *s)
4511 {
4512 struct skinny_req *req;
4513
4514 if (!(req = ast_calloc(1, SKINNY_MAX_PACKET)))
4515 return NULL;
4516
4517 ast_mutex_lock(&s->lock);
4518 memcpy(req, s->inbuf, skinny_header_size);
4519 memcpy(&req->data, s->inbuf+skinny_header_size, letohl(*(int*)(s->inbuf))-4);
4520
4521 ast_mutex_unlock(&s->lock);
4522
4523 if (letohl(req->e) < 0) {
4524 ast_log(LOG_ERROR, "Event Message is NULL from socket %d, This is bad\n", s->fd);
4525 free(req);
4526 return NULL;
4527 }
4528
4529 return req;
4530 }
4531
4532 static void *skinny_session(void *data)
4533 {
4534 int res;
4535 struct skinny_req *req;
4536 struct skinnysession *s = data;
4537
4538 if (option_verbose > 2)
4539 ast_verbose(VERBOSE_PREFIX_3 "Starting Skinny session from %s\n", ast_inet_ntoa(s->sin.sin_addr));
4540
4541 for (;;) {
4542 res = get_input(s);
4543 if (res < 0) {
4544 break;
4545 }
4546
4547 if (res > 0)
4548 {
4549 if (!(req = skinny_req_parse(s))) {
4550 destroy_session(s);
4551 return NULL;
4552 }
4553
4554 res = handle_message(req, s);
4555 if (res < 0) {
4556 destroy_session(s);
4557 return NULL;
4558 }
4559 }
4560 }
4561 ast_log(LOG_NOTICE, "Skinny Session returned: %s\n", strerror(errno));
4562
4563 if (s)
4564 destroy_session(s);
4565
4566 return 0;
4567 }
4568
4569 static void *accept_thread(void *ignore)
4570 {
4571 int as;
4572 struct sockaddr_in sin;
4573 socklen_t sinlen;
4574 struct skinnysession *s;
4575 struct protoent *p;
4576 int arg = 1;
4577 pthread_attr_t attr;
4578 pthread_t tcp_thread;
4579
4580 pthread_attr_init(&attr);
4581 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
4582
4583 for (;;) {
4584 sinlen = sizeof(sin);
4585 as = accept(skinnysock, (struct sockaddr *)&sin, &sinlen);
4586 if (as < 0) {
4587 ast_log(LOG_NOTICE, "Accept returned -1: %s\n", strerror(errno));
4588 continue;
4589 }
4590 p = getprotobyname("tcp");
4591 if(p) {
4592 if( setsockopt(as, p->p_proto, TCP_NODELAY, (char *)&arg, sizeof(arg) ) < 0 ) {
4593 ast_log(LOG_WARNING, "Failed to set Skinny tcp connection to TCP_NODELAY mode: %s\n", strerror(errno));
4594 }
4595 }
4596 if (!(s = ast_calloc(1, sizeof(struct skinnysession))))
4597 continue;
4598
4599 memcpy(&s->sin, &sin, sizeof(sin));
4600 ast_mutex_init(&s->lock);
4601 s->fd = as;
4602 ast_mutex_lock(&sessionlock);
4603 s->next = sessions;
4604 sessions = s;
4605 ast_mutex_unlock(&sessionlock);
4606
4607 if (ast_pthread_create(&tcp_thread, &attr, skinny_session, s)) {
4608 destroy_session(s);
4609 }
4610 }
4611 if (skinnydebug)
4612 ast_verbose("killing accept thread\n");
4613 close(as);
4614 pthread_attr_destroy(&attr);
4615 return 0;
4616 }
4617
4618 static void *do_monitor(void *data)
4619 {
4620 int res;
4621
4622 /* This thread monitors all the interfaces which are not yet in use
4623 (and thus do not have a separate thread) indefinitely */
4624 /* From here on out, we die whenever asked */
4625 for(;;) {
4626 pthread_testcancel();
4627 /* Wait for sched or io */
4628 res = ast_sched_wait(sched);
4629 if ((res < 0) || (res > 1000)) {
4630 res = 1000;
4631 }
4632 res = ast_io_wait(io, res);
4633 ast_mutex_lock(&monlock);
4634 if (res >= 0) {
4635 ast_sched_runq(sched);
4636 }
4637 ast_mutex_unlock(&monlock);
4638 }
4639 /* Never reached */
4640 return NULL;
4641
4642 }
4643
4644 static int restart_monitor(void)
4645 {
4646 /* If we're supposed to be stopped -- stay stopped */
4647 if (monitor_thread == AST_PTHREADT_STOP)
4648 return 0;
4649
4650 ast_mutex_lock(&monlock);
4651 if (monitor_thread == pthread_self()) {
4652 ast_mutex_unlock(&monlock);
4653 ast_log(LOG_WARNING, "Cannot kill myself\n");
4654 return -1;
4655 }
4656 if (monitor_thread != AST_PTHREADT_NULL) {
4657 /* Wake up the thread */
4658 pthread_kill(monitor_thread, SIGURG);
4659 } else {
4660 /* Start a new monitor */
4661 if (ast_pthread_create_background(&monitor_thread, NULL, do_monitor, NULL) < 0) {
4662 ast_mutex_unlock(&monlock);
4663 ast_log(LOG_ERROR, "Unable to start monitor thread.\n");
4664 return -1;
4665 }
4666 }
4667 ast_mutex_unlock(&monlock);
4668 return 0;
4669 }
4670
4671 static struct ast_channel *skinny_request(const char *type, int format, void *data, int *cause)
4672 {
4673 int oldformat;
4674
4675 struct skinny_line *l;
4676 struct ast_channel *tmpc = NULL;
4677 char tmp[256];
4678 char *dest = data;
4679
4680 oldformat = format;
4681
4682 if (!(format &= ((AST_FORMAT_MAX_AUDIO << 1) - 1))) {
4683 ast_log(LOG_NOTICE, "Asked to get a channel of unsupported format '%d'\n", format);
4684 return NULL;
4685 }
4686
4687 ast_copy_string(tmp, dest, sizeof(tmp));
4688 if (ast_strlen_zero(tmp)) {
4689 ast_log(LOG_NOTICE, "Skinny channels require a device\n");
4690 return NULL;
4691 }
4692 l = find_line_by_name(tmp);
4693 if (!l) {
4694 ast_log(LOG_NOTICE, "No available lines on: %s\n", dest);
4695 return NULL;
4696 }
4697 if (option_verbose > 2) {
4698 ast_verbose(VERBOSE_PREFIX_3 "skinny_request(%s)\n", tmp);
4699 }
4700 tmpc = skinny_new(l, AST_STATE_DOWN);
4701 if (!tmpc) {
4702 ast_log(LOG_WARNING, "Unable to make channel for '%s'\n", tmp);
4703 }
4704 restart_monitor();
4705 return tmpc;
4706 }
4707
4708 static int reload_config(void)
4709 {
4710 int on = 1;
4711 struct ast_config *cfg;
4712 struct ast_variable *v;
4713 char *cat;
4714 struct skinny_device *d;
4715 int oldport = ntohs(bindaddr.sin_port);
4716
4717 if (gethostname(ourhost, sizeof(ourhost))) {
4718 ast_log(LOG_WARNING, "Unable to get hostname, Skinny disabled\n");
4719 return 0;
4720 }
4721 cfg = ast_config_load(config);
4722
4723 /* We *must* have a config file otherwise stop immediately */
4724 if (!cfg) {
4725 ast_log(LOG_NOTICE, "Unable to load config %s, Skinny disabled\n", config);
4726 return -1;
4727 }
4728 memset(&bindaddr, 0, sizeof(bindaddr));
4729 memset(&default_prefs, 0, sizeof(default_prefs));
4730
4731 /* Copy the default jb config over global_jbconf */
4732 memcpy(&global_jbconf, &default_jbconf, sizeof(struct ast_jb_conf));
4733
4734 /* load the general section */
4735 v = ast_variable_browse(cfg, "general");
4736 while (v) {
4737 /* handle jb conf */
4738 if (!ast_jb_read_conf(&global_jbconf, v->name, v->value)) {
4739 v = v->next;
4740 continue;
4741 }
4742
4743 /* Create the interface list */
4744 if (!strcasecmp(v->name, "bindaddr")) {
4745 if (!(hp = ast_gethostbyname(v->value, &ahp))) {
4746 ast_log(LOG_WARNING, "Invalid address: %s\n", v->value);
4747 } else {
4748 memcpy(&bindaddr.sin_addr, hp->h_addr, sizeof(bindaddr.sin_addr));
4749 }
4750 } else if (!strcasecmp(v->name, "keepalive")) {
4751 keep_alive = atoi(v->value);
4752 } else if (!strcasecmp(v->name, "dateformat")) {
4753 memcpy(date_format, v->value, sizeof(date_format));
4754 } else if (!strcasecmp(v->name, "allow")) {
4755 ast_parse_allow_disallow(&default_prefs, &default_capability, v->value, 1);
4756 } else if (!strcasecmp(v->name, "disallow")) {
4757 ast_parse_allow_disallow(&default_prefs, &default_capability, v->value, 0);
4758 } else if (!strcasecmp(v->name, "bindport") || !strcasecmp(v->name, "port")) {
4759 if (sscanf(v->value, "%d", &ourport) == 1) {
4760 bindaddr.sin_port = htons(ourport);
4761 } else {
4762 ast_log(LOG_WARNING, "Invalid bindport '%s' at line %d of %s\n", v->value, v->lineno, config);
4763 }
4764 if (!strcasecmp(v->name, "port")) { /*! \todo Remove 'port' option after 1.4 */
4765 ast_log(LOG_WARNING, "Option 'port' at line %d of %s has been deprecated. Please use 'bindport' instead.\n", v->lineno, config);
4766 }
4767 }
4768 v = v->next;
4769 }
4770
4771 if (ntohl(bindaddr.sin_addr.s_addr)) {
4772 __ourip = bindaddr.sin_addr;
4773 } else {
4774 hp = ast_gethostbyname(ourhost, &ahp);
4775 if (!hp) {
4776 ast_log(LOG_WARNING, "Unable to get our IP address, Skinny disabled\n");
4777 ast_config_destroy(cfg);
4778 return 0;
4779 }
4780 memcpy(&__ourip, hp->h_addr, sizeof(__ourip));
4781 }
4782 if (!ntohs(bindaddr.sin_port)) {
4783 bindaddr.sin_port = ntohs(DEFAULT_SKINNY_PORT);
4784 }
4785 bindaddr.sin_family = AF_INET;
4786
4787 /* load the device sections */
4788 cat = ast_category_browse(cfg, NULL);
4789 while(cat) {
4790 if (!strcasecmp(cat, "general")) {
4791 /* Nothing to do */
4792 #if 0
4793 } else if (!strncasecmp(cat, "paging-", 7)) {
4794 p = build_paging_device(cat, ast_variable_browse(cfg, cat));
4795 if (p) {
4796 }
4797 #endif
4798 } else {
4799 d = build_device(cat, ast_variable_browse(cfg, cat));
4800 if (d) {
4801 if (option_verbose > 2)
4802 ast_verbose(VERBOSE_PREFIX_3 "Added device '%s'\n", d->name);
4803 ast_mutex_lock(&devicelock);
4804 d->next = devices;
4805 devices = d;
4806 ast_mutex_unlock(&devicelock);
4807 }
4808 }
4809 cat = ast_category_browse(cfg, cat);
4810 }
4811 ast_mutex_lock(&netlock);
4812 if ((skinnysock > -1) && (ntohs(bindaddr.sin_port) != oldport)) {
4813 close(skinnysock);
4814 skinnysock = -1;
4815 }
4816 if (skinnysock < 0) {
4817 skinnysock = socket(AF_INET, SOCK_STREAM, 0);
4818 if(setsockopt(skinnysock, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) == -1) {
4819 ast_log(LOG_ERROR, "Set Socket Options failed: errno %d, %s\n", errno, strerror(errno));
4820 ast_config_destroy(cfg);
4821 ast_mutex_unlock(&netlock);
4822 return 0;
4823 }
4824 if (skinnysock < 0) {
4825 ast_log(LOG_WARNING, "Unable to create Skinny socket: %s\n", strerror(errno));
4826 } else {
4827 if (bind(skinnysock, (struct sockaddr *)&bindaddr, sizeof(bindaddr)) < 0) {
4828 ast_log(LOG_WARNING, "Failed to bind to %s:%d: %s\n",
4829 ast_inet_ntoa(bindaddr.sin_addr), ntohs(bindaddr.sin_port),
4830 strerror(errno));
4831 close(skinnysock);
4832 skinnysock = -1;
4833 ast_config_destroy(cfg);
4834 ast_mutex_unlock(&netlock);
4835 return 0;
4836 }
4837 if (listen(skinnysock,DEFAULT_SKINNY_BACKLOG)) {
4838 ast_log(LOG_WARNING, "Failed to start listening to %s:%d: %s\n",
4839 ast_inet_ntoa(bindaddr.sin_addr), ntohs(bindaddr.sin_port),
4840 strerror(errno));
4841 close(skinnysock);
4842 skinnysock = -1;
4843 ast_config_destroy(cfg);
4844 ast_mutex_unlock(&netlock);
4845 return 0;
4846 }
4847 if (option_verbose > 1)
4848 ast_verbose(VERBOSE_PREFIX_2 "Skinny listening on %s:%d\n",
4849 ast_inet_ntoa(bindaddr.sin_addr), ntohs(bindaddr.sin_port));
4850 ast_pthread_create_background(&accept_t,NULL, accept_thread, NULL);
4851 }
4852 }
4853 ast_mutex_unlock(&netlock);
4854 ast_config_destroy(cfg);
4855 return 1;
4856 }
4857
4858 static void delete_devices(void)
4859 {
4860 struct skinny_device *d, *dlast;
4861 struct skinny_line *l, *llast;
4862 struct skinny_speeddial *sd, *sdlast;
4863 struct skinny_addon *a, *alast;
4864
4865 ast_mutex_lock(&devicelock);
4866
4867 /* Delete all devices */
4868 for (d=devices;d;) {
4869 /* Delete all lines for this device */
4870 for (l=d->lines;l;) {
4871 llast = l;
4872 l = l->next;
4873 ast_mutex_destroy(&llast->lock);
4874 free(llast);
4875 }
4876 /* Delete all speeddials for this device */
4877 for (sd=d->speeddials;sd;) {
4878 sdlast = sd;
4879 sd = sd->next;
4880 ast_mutex_destroy(&sdlast->lock);
4881 free(sdlast);
4882 }
4883 /* Delete all addons for this device */
4884 for (a=d->addons;a;) {
4885 alast = a;
4886 a = a->next;
4887 ast_mutex_destroy(&alast->lock);
4888 free(alast);
4889 }
4890 dlast = d;
4891 d = d->next;
4892 free(dlast);
4893 }
4894 devices=NULL;
4895 ast_mutex_unlock(&devicelock);
4896 }
4897
4898 #if 0
4899 /*
4900 * XXX This never worked properly anyways.
4901 * Let's get rid of it, until we can fix it.
4902 */
4903 static int reload(void)
4904 {
4905 delete_devices();
4906 reload_config();
4907 restart_monitor();
4908 return 0;
4909 }
4910 #endif
4911
4912 static int load_module(void)
4913 {
4914 int res = 0;
4915
4916 for (; res < (sizeof(soft_key_template_default) / sizeof(soft_key_template_default[0])); res++) {
4917 soft_key_template_default[res].softKeyEvent = htolel(soft_key_template_default[res].softKeyEvent);
4918 }
4919 /* load and parse config */
4920 res = reload_config();
4921 if (res == -1) {
4922 return AST_MODULE_LOAD_DECLINE;
4923 }
4924
4925 /* Make sure we can register our skinny channel type */
4926 if (ast_channel_register(&skinny_tech)) {
4927 ast_log(LOG_ERROR, "Unable to register channel class 'Skinny'\n");
4928 return -1;
4929 }
4930
4931 ast_rtp_proto_register(&skinny_rtp);
4932 ast_cli_register_multiple(cli_skinny, sizeof(cli_skinny) / sizeof(struct ast_cli_entry));
4933 sched = sched_context_create();
4934 if (!sched) {
4935 ast_log(LOG_WARNING, "Unable to create schedule context\n");
4936 }
4937 io = io_context_create();
4938 if (!io) {
4939 ast_log(LOG_WARNING, "Unable to create I/O context\n");
4940 }
4941 /* And start the monitor for the first time */
4942 restart_monitor();
4943
4944 return res;
4945 }
4946
4947 static int unload_module(void)
4948 {
4949 struct skinnysession *s, *slast;
4950 struct skinny_device *d;
4951 struct skinny_line *l;
4952 struct skinny_subchannel *sub;
4953
4954 ast_mutex_lock(&sessionlock);
4955 /* Destroy all the interfaces and free their memory */
4956 s = sessions;
4957 while(s) {
4958 slast = s;
4959 s = s->next;
4960 for (d = slast->device; d; d = d->next) {
4961 for (l = d->lines; l; l = l->next) {
4962 ast_mutex_lock(&l->lock);
4963 for (sub = l->sub; sub; sub = sub->next) {
4964 ast_mutex_lock(&sub->lock);
4965 if (sub->owner) {
4966 sub->alreadygone = 1;
4967 ast_softhangup(sub->owner, AST_SOFTHANGUP_APPUNLOAD);
4968 }
4969 ast_mutex_unlock(&sub->lock);
4970 }
4971 ast_mutex_unlock(&l->lock);
4972 }
4973 }
4974 if (slast->fd > -1)
4975 close(slast->fd);
4976 ast_mutex_destroy(&slast->lock);
4977 free(slast);
4978 }
4979 sessions = NULL;
4980 ast_mutex_unlock(&sessionlock);
4981
4982 delete_devices();
4983
4984 ast_mutex_lock(&monlock);
4985 if ((monitor_thread != AST_PTHREADT_NULL) && (monitor_thread != AST_PTHREADT_STOP)) {
4986 pthread_cancel(monitor_thread);
4987 pthread_kill(monitor_thread, SIGURG);
4988 pthread_join(monitor_thread, NULL);
4989 }
4990 monitor_thread = AST_PTHREADT_STOP;
4991 ast_mutex_unlock(&monlock);
4992
4993 ast_mutex_lock(&netlock);
4994 if (accept_t && (accept_t != AST_PTHREADT_STOP)) {
4995 pthread_cancel(accept_t);
4996 pthread_kill(accept_t, SIGURG);
4997 pthread_join(accept_t, NULL);
4998 }
4999 accept_t = AST_PTHREADT_STOP;
5000 ast_mutex_unlock(&netlock);
5001
5002 ast_rtp_proto_unregister(&skinny_rtp);
5003 ast_channel_unregister(&skinny_tech);
5004 ast_cli_unregister_multiple(cli_skinny, sizeof(cli_skinny) / sizeof(struct ast_cli_entry));
5005
5006 close(skinnysock);
5007 if (sched)
5008 sched_context_destroy(sched);
5009
5010 return 0;
5011 }
5012
5013 AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Skinny Client Control Protocol (Skinny)",
5014 .load = load_module,
5015 .unload = unload_module,
5016 );
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