Asterisk - The Open Source Telephony Project  GIT-master-932eae6
misdn_config.c
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1 /*
2  * Asterisk -- An open source telephony toolkit.
3  *
4  * Copyright (C) 2005, Christian Richter
5  *
6  * Christian Richter <crich@beronet.com>
7  *
8  * See http://www.asterisk.org for more information about
9  * the Asterisk project. Please do not directly contact
10  * any of the maintainers of this project for assistance;
11  * the project provides a web site, mailing lists and IRC
12  * channels for your use.
13  *
14  * This program is free software, distributed under the terms of
15  * the GNU General Public License Version 2. See the LICENSE file
16  * at the top of the source tree.
17  *
18  */
19 
20 /*!
21  * \file
22  *
23  * \brief chan_misdn configuration management
24  * \author Christian Richter <crich@beronet.com>
25  *
26  * \ingroup channel_drivers
27  */
28 
29 /*** MODULEINFO
30  <support_level>extended</support_level>
31  ***/
32 
33 #include "asterisk.h"
34 
35 #include "chan_misdn_config.h"
36 
37 #include "asterisk/config.h"
38 #include "asterisk/channel.h"
39 #include "asterisk/lock.h"
40 #include "asterisk/pbx.h"
41 #include "asterisk/strings.h"
42 #include "asterisk/utils.h"
43 
44 #define NO_DEFAULT "<>"
45 #define NONE 0
46 
47 #define GEN_CFG 1
48 #define PORT_CFG 2
49 #define NUM_GEN_ELEMENTS (sizeof(gen_spec) / sizeof(struct misdn_cfg_spec))
50 #define NUM_PORT_ELEMENTS (sizeof(port_spec) / sizeof(struct misdn_cfg_spec))
51 
52 /*! Global jitterbuffer configuration - by default, jb is disabled
53  * \note Values shown here match the defaults shown in misdn.conf.sample */
54 static struct ast_jb_conf default_jbconf =
55 {
56  .flags = 0,
57  .max_size = 200,
58  .resync_threshold = 1000,
59  .impl = "fixed",
60  .target_extra = 40,
61 };
62 
63 static struct ast_jb_conf global_jbconf;
64 
73 };
74 
75 struct msn_list {
76  char *msn;
77  struct msn_list *next;
78 };
79 
80 union misdn_cfg_pt {
81  char *str;
82  int *num;
83  struct msn_list *ml;
85  struct ast_namedgroups *namgrp;
86  void *any;
87 };
88 
91  enum misdn_cfg_elements elem;
93  char def[BUFFERSIZE];
96 };
97 
98 
99 static const char ports_description[] =
100  "Define your ports, e.g. 1,2 (depends on mISDN-driver loading order).";
101 
102 static const struct misdn_cfg_spec port_spec[] = {
103  { "name", MISDN_CFG_GROUPNAME, MISDN_CTYPE_STR, "default", NONE,
104  "Name of the portgroup." },
105  { "allowed_bearers", MISDN_CFG_ALLOWED_BEARERS, MISDN_CTYPE_STR, "all", NONE,
106  "Here you can list which bearer capabilities should be allowed:\n"
107  "\t all - allow any bearer capability\n"
108  "\t speech - allow speech\n"
109  "\t 3_1khz - allow 3.1KHz audio\n"
110  "\t digital_unrestricted - allow unrestricted digital\n"
111  "\t digital_restricted - allow restricted digital\n"
112  "\t video - allow video" },
113  { "rxgain", MISDN_CFG_RXGAIN, MISDN_CTYPE_INT, "0", NONE,
114  "Set this between -8 and 8 to change the RX Gain." },
115  { "txgain", MISDN_CFG_TXGAIN, MISDN_CTYPE_INT, "0", NONE,
116  "Set this between -8 and 8 to change the TX Gain." },
117  { "te_choose_channel", MISDN_CFG_TE_CHOOSE_CHANNEL, MISDN_CTYPE_BOOL, "no", NONE,
118  "Some telcos especially in NL seem to need this set to yes,\n"
119  "\talso in Switzerland this seems to be important." },
120  { "far_alerting", MISDN_CFG_FAR_ALERTING, MISDN_CTYPE_BOOL, "no", NONE,
121  "If we should generate ringing for chan_sip and others." },
122  { "pmp_l1_check", MISDN_CFG_PMP_L1_CHECK, MISDN_CTYPE_BOOL, "no", NONE,
123  "This option defines, if chan_misdn should check the L1 on a PMP\n"
124  "\tbefore making a group call on it. The L1 may go down for PMP Ports\n"
125  "\tso we might need this.\n"
126  "\tBut be aware! a broken or plugged off cable might be used for a group call\n"
127  "\tas well, since chan_misdn has no chance to distinguish if the L1 is down\n"
128  "\tbecause of a lost Link or because the Provider shut it down..." },
129  { "block_on_alarm", MISDN_CFG_ALARM_BLOCK, MISDN_CTYPE_BOOL, "no", NONE ,
130  "Block this port if we have an alarm on it." },
131  { "hdlc", MISDN_CFG_HDLC, MISDN_CTYPE_BOOL, "no", NONE,
132  "Set this to yes, if you want to bridge a mISDN data channel to\n"
133  "\tanother channel type or to an application." },
134  { "context", MISDN_CFG_CONTEXT, MISDN_CTYPE_STR, "default", NONE,
135  "Context to use for incoming calls." },
136  { "language", MISDN_CFG_LANGUAGE, MISDN_CTYPE_STR, "en", NONE,
137  "Language." },
138  { "musicclass", MISDN_CFG_MUSICCLASS, MISDN_CTYPE_STR, "default", NONE,
139  "Sets the musiconhold class." },
140  { "callerid", MISDN_CFG_CALLERID, MISDN_CTYPE_STR, "", NONE,
141  "Set the outgoing caller id to the value." },
142  { "incoming_cid_tag", MISDN_CFG_INCOMING_CALLERID_TAG, MISDN_CTYPE_STR, "", NONE,
143  "Set the incoming caller id string tag to the value." },
144  { "append_msn_to_cid_tag", MISDN_CFG_APPEND_MSN_TO_CALLERID_TAG, MISDN_CTYPE_BOOL, "no", NONE,
145  "Automatically appends incoming or outgoing MSN to the incoming caller\n"
146  "\tid string tag. An underscore '_' is used as delimiter. Incoming calls\n"
147  "\twill have the dialed number appended, and outgoing calls will have the\n"
148  "\tcaller number appended to the tag." },
149  { "method", MISDN_CFG_METHOD, MISDN_CTYPE_STR, "standard", NONE,
150  "Set the method to use for channel selection:\n"
151  "\t standard - Use the first free channel starting from the lowest number.\n"
152  "\t standard_dec - Use the first free channel starting from the highest number.\n"
153  "\t round_robin - Use the round robin algorithm to select a channel. Use this\n"
154  "\t if you want to balance your load." },
155  { "dialplan", MISDN_CFG_DIALPLAN, MISDN_CTYPE_INT, "0", NONE,
156  "Dialplan means Type Of Number in ISDN Terms\n"
157  "\tThere are different types of the dialplan:\n"
158  "\n"
159  "\tdialplan -> for outgoing call's dialed number\n"
160  "\tlocaldialplan -> for outgoing call's callerid\n"
161  "\t (if -1 is set use the value from the asterisk channel)\n"
162  "\tcpndialplan -> for incoming call's connected party number sent to caller\n"
163  "\t (if -1 is set use the value from the asterisk channel)\n"
164  "\n"
165  "\tdialplan options:\n"
166  "\n"
167  "\t0 - unknown\n"
168  "\t1 - International\n"
169  "\t2 - National\n"
170  "\t4 - Subscriber" },
171  { "localdialplan", MISDN_CFG_LOCALDIALPLAN, MISDN_CTYPE_INT, "0", NONE,
172  "Dialplan means Type Of Number in ISDN Terms\n"
173  "\tThere are different types of the dialplan:\n"
174  "\n"
175  "\tdialplan -> for outgoing call's dialed number\n"
176  "\tlocaldialplan -> for outgoing call's callerid\n"
177  "\t (if -1 is set use the value from the asterisk channel)\n"
178  "\tcpndialplan -> for incoming call's connected party number sent to caller\n"
179  "\t (if -1 is set use the value from the asterisk channel)\n"
180  "\n"
181  "\tdialplan options:\n"
182  "\n"
183  "\t0 - unknown\n"
184  "\t1 - International\n"
185  "\t2 - National\n"
186  "\t4 - Subscriber" },
187  { "cpndialplan", MISDN_CFG_CPNDIALPLAN, MISDN_CTYPE_INT, "0", NONE,
188  "Dialplan means Type Of Number in ISDN Terms\n"
189  "\tThere are different types of the dialplan:\n"
190  "\n"
191  "\tdialplan -> for outgoing call's dialed number\n"
192  "\tlocaldialplan -> for outgoing call's callerid\n"
193  "\t (if -1 is set use the value from the asterisk channel)\n"
194  "\tcpndialplan -> for incoming call's connected party number sent to caller\n"
195  "\t (if -1 is set use the value from the asterisk channel)\n"
196  "\n"
197  "\tdialplan options:\n"
198  "\n"
199  "\t0 - unknown\n"
200  "\t1 - International\n"
201  "\t2 - National\n"
202  "\t4 - Subscriber" },
203  { "unknownprefix", MISDN_CFG_TON_PREFIX_UNKNOWN, MISDN_CTYPE_STR, "", NONE,
204  "Prefix for unknown numbers, this is put before an incoming number\n"
205  "\tif its type-of-number is unknown." },
206  { "internationalprefix", MISDN_CFG_TON_PREFIX_INTERNATIONAL, MISDN_CTYPE_STR, "00", NONE,
207  "Prefix for international numbers, this is put before an incoming number\n"
208  "\tif its type-of-number is international." },
209  { "nationalprefix", MISDN_CFG_TON_PREFIX_NATIONAL, MISDN_CTYPE_STR, "0", NONE,
210  "Prefix for national numbers, this is put before an incoming number\n"
211  "\tif its type-of-number is national." },
212  { "netspecificprefix", MISDN_CFG_TON_PREFIX_NETWORK_SPECIFIC, MISDN_CTYPE_STR, "", NONE,
213  "Prefix for network-specific numbers, this is put before an incoming number\n"
214  "\tif its type-of-number is network-specific." },
215  { "subscriberprefix", MISDN_CFG_TON_PREFIX_SUBSCRIBER, MISDN_CTYPE_STR, "", NONE,
216  "Prefix for subscriber numbers, this is put before an incoming number\n"
217  "\tif its type-of-number is subscriber." },
218  { "abbreviatedprefix", MISDN_CFG_TON_PREFIX_ABBREVIATED, MISDN_CTYPE_STR, "", NONE,
219  "Prefix for abbreviated numbers, this is put before an incoming number\n"
220  "\tif its type-of-number is abbreviated." },
221  { "presentation", MISDN_CFG_PRES, MISDN_CTYPE_INT, "-1", NONE,
222  "These (presentation and screen) are the exact isdn screening and presentation\n"
223  "\tindicators.\n"
224  "\tIf -1 is given for either value, the presentation indicators are used from\n"
225  "\tAsterisk's CALLERPRES function.\n"
226  "\n"
227  "\tscreen=0, presentation=0 -> callerid presented\n"
228  "\tscreen=1, presentation=1 -> callerid restricted (the remote end doesn't see it!)" },
229  { "screen", MISDN_CFG_SCREEN, MISDN_CTYPE_INT, "-1", NONE,
230  "These (presentation and screen) are the exact isdn screening and presentation\n"
231  "\tindicators.\n"
232  "\tIf -1 is given for either value, the presentation indicators are used from\n"
233  "\tAsterisk's CALLERPRES function.\n"
234  "\n"
235  "\tscreen=0, presentation=0 -> callerid presented\n"
236  "\tscreen=1, presentation=1 -> callerid restricted (the remote end doesn't see it!)" },
237  { "outgoing_colp", MISDN_CFG_OUTGOING_COLP, MISDN_CTYPE_INT, "0", NONE,
238  "Select what to do with outgoing COLP information on this port.\n"
239  "\n"
240  "\t0 - Send out COLP information unaltered.\n"
241  "\t1 - Force COLP to restricted on all outgoing COLP information.\n"
242  "\t2 - Do not send COLP information." },
243  { "display_connected", MISDN_CFG_DISPLAY_CONNECTED, MISDN_CTYPE_INT, "0", NONE,
244  "Put a display ie in the CONNECT message containing the following\n"
245  "\tinformation if it is available (nt port only):\n"
246  "\n"
247  "\t0 - Do not put the connected line information in the display ie.\n"
248  "\t1 - Put the available connected line name in the display ie.\n"
249  "\t2 - Put the available connected line number in the display ie.\n"
250  "\t3 - Put the available connected line name and number in the display ie." },
251  { "display_setup", MISDN_CFG_DISPLAY_SETUP, MISDN_CTYPE_INT, "0", NONE,
252  "Put a display ie in the SETUP message containing the following\n"
253  "\tinformation if it is available (nt port only):\n"
254  "\n"
255  "\t0 - Do not put the caller information in the display ie.\n"
256  "\t1 - Put the available caller name in the display ie.\n"
257  "\t2 - Put the available caller number in the display ie.\n"
258  "\t3 - Put the available caller name and number in the display ie." },
259  { "always_immediate", MISDN_CFG_ALWAYS_IMMEDIATE, MISDN_CTYPE_BOOL, "no", NONE,
260  "Enable this to get into the s dialplan-extension.\n"
261  "\tThere you can use DigitTimeout if you can't or don't want to use\n"
262  "\tisdn overlap dial.\n"
263  "\tNOTE: This will jump into the s extension for every exten!" },
264  { "nodialtone", MISDN_CFG_NODIALTONE, MISDN_CTYPE_BOOL, "no", NONE,
265  "Enable this to prevent chan_misdn to generate the dialtone\n"
266  "\tThis makes only sense together with the always_immediate=yes option\n"
267  "\tto generate your own dialtone with Playtones or so." },
268  { "immediate", MISDN_CFG_IMMEDIATE, MISDN_CTYPE_BOOL, "no", NONE,
269  "Enable this if you want callers which called exactly the base\n"
270  "\tnumber (so no extension is set) to jump into the s extension.\n"
271  "\tIf the user dials something more, it jumps to the correct extension\n"
272  "\tinstead." },
273  { "senddtmf", MISDN_CFG_SENDDTMF, MISDN_CTYPE_BOOL, "no", NONE,
274  "Enable this if we should produce DTMF Tones ourselves." },
275  { "astdtmf", MISDN_CFG_ASTDTMF, MISDN_CTYPE_BOOL, "no", NONE,
276  "Enable this if you want to use the Asterisk dtmf detector\n"
277  "instead of the mISDN_dsp/hfcmulti one."
278  },
279  { "hold_allowed", MISDN_CFG_HOLD_ALLOWED, MISDN_CTYPE_BOOL, "no", NONE,
280  "Enable this to have support for hold and retrieve." },
281  { "early_bconnect", MISDN_CFG_EARLY_BCONNECT, MISDN_CTYPE_BOOL, "yes", NONE,
282  "Disable this if you don't mind correct handling of Progress Indicators." },
283  { "incoming_early_audio", MISDN_CFG_INCOMING_EARLY_AUDIO, MISDN_CTYPE_BOOL, "no", NONE,
284  "Turn this on if you like to send Tone Indications to a Incoming\n"
285  "\tisdn channel on a TE Port. Rarely used, only if the Telco allows\n"
286  "\tyou to send indications by yourself, normally the Telco sends the\n"
287  "\tindications to the remote party." },
288  { "echocancel", MISDN_CFG_ECHOCANCEL, MISDN_CTYPE_BOOLINT, "0", 128,
289  "This enables echo cancellation with the given number of taps.\n"
290  "\tBe aware: Move this setting only to outgoing portgroups!\n"
291  "\tA value of zero turns echo cancellation off.\n"
292  "\n"
293  "\tPossible values are: 0,32,64,128,256,yes(=128),no(=0)" },
294 #ifdef MISDN_1_2
295  { "pipeline", MISDN_CFG_PIPELINE, MISDN_CTYPE_STR, NO_DEFAULT, NONE,
296  "Set the configuration string for the mISDN dsp pipeline.\n"
297  "\n"
298  "\tExample for enabling the mg2 echo cancellation module with deftaps\n"
299  "\tset to 128:\n"
300  "\t\tmg2ec(deftaps=128)" },
301 #endif
302 #ifdef WITH_BEROEC
303  { "bnechocancel", MISDN_CFG_BNECHOCANCEL, MISDN_CTYPE_BOOLINT, "yes", 64,
304  "echotail in ms (1-200)" },
305  { "bnec_antihowl", MISDN_CFG_BNEC_ANTIHOWL, MISDN_CTYPE_INT, "0", NONE,
306  "Use antihowl" },
307  { "bnec_nlp", MISDN_CFG_BNEC_NLP, MISDN_CTYPE_BOOL, "yes", NONE,
308  "Nonlinear Processing (much faster adaption)" },
309  { "bnec_zerocoeff", MISDN_CFG_BNEC_ZEROCOEFF, MISDN_CTYPE_BOOL, "no", NONE,
310  "ZeroCoeffeciens" },
311  { "bnec_tonedisabler", MISDN_CFG_BNEC_TD, MISDN_CTYPE_BOOL, "no", NONE,
312  "Disable Tone" },
313  { "bnec_adaption", MISDN_CFG_BNEC_ADAPT, MISDN_CTYPE_INT, "1", NONE,
314  "Adaption mode (0=no,1=full,2=fast)" },
315 #endif
316  { "need_more_infos", MISDN_CFG_NEED_MORE_INFOS, MISDN_CTYPE_BOOL, "0", NONE,
317  "Send Setup_Acknowledge on incoming calls anyway (instead of PROCEEDING),\n"
318  "\tthis requests additional Infos, so we can waitfordigits without much\n"
319  "\tissues. This works only for PTP Ports" },
320  { "noautorespond_on_setup", MISDN_CFG_NOAUTORESPOND_ON_SETUP, MISDN_CTYPE_BOOL, "0", NONE,
321  "Do not send SETUP_ACKNOWLEDGE or PROCEEDING automatically to the calling Party.\n"
322  "Instead we directly jump into the dialplan. This might be useful for fast call\n"
323  "rejection, or for some broken switches, that need hangup causes like busy in the.\n"
324  "RELEASE_COMPLETE Message, instead of the DISCONNECT Message."},
325  { "jitterbuffer", MISDN_CFG_JITTERBUFFER, MISDN_CTYPE_INT, "4000", NONE,
326  "The jitterbuffer." },
327  { "jitterbuffer_upper_threshold", MISDN_CFG_JITTERBUFFER_UPPER_THRESHOLD, MISDN_CTYPE_INT, "0", NONE,
328  "Change this threshold to enable dejitter functionality." },
330  "Callgroup." },
332  "Pickupgroup." },
334  "Named callgroup." },
336  "Named pickupgroup." },
337  { "max_incoming", MISDN_CFG_MAX_IN, MISDN_CTYPE_INT, "-1", NONE,
338  "Defines the maximum amount of incoming calls per port for this group.\n"
339  "\tCalls which exceed the maximum will be marked with the channel variable\n"
340  "\tMAX_OVERFLOW. It will contain the amount of overflowed calls" },
341  { "max_outgoing", MISDN_CFG_MAX_OUT, MISDN_CTYPE_INT, "-1", NONE,
342  "Defines the maximum amount of outgoing calls per port for this group\n"
343  "\texceeding calls will be rejected" },
344 
345  { "reject_cause", MISDN_CFG_REJECT_CAUSE, MISDN_CTYPE_INT, "21", NONE,
346  "Defines the cause with which a 3. call is rejected on PTMP BRI."},
347  { "faxdetect", MISDN_CFG_FAXDETECT, MISDN_CTYPE_STR, "no", NONE,
348  "Setup fax detection:\n"
349  "\t no - no fax detection\n"
350  "\t incoming - fax detection for incoming calls\n"
351  "\t outgoing - fax detection for outgoing calls\n"
352  "\t both - fax detection for incoming and outgoing calls\n"
353  "\tAdd +nojump to your value (i.e. faxdetect=both+nojump) if you don't want to jump into the\n"
354  "\tfax-extension but still want to detect the fax and prepare the channel for fax transfer." },
355  { "faxdetect_timeout", MISDN_CFG_FAXDETECT_TIMEOUT, MISDN_CTYPE_INT, "5", NONE,
356  "Number of seconds the fax detection should do its job. After the given period of time,\n"
357  "\twe assume that it's not a fax call and save some CPU time by turning off fax detection.\n"
358  "\tSet this to 0 if you don't want a timeout (never stop detecting)." },
360  "Context to jump into if we detect a fax. Don't set this if you want to stay in the current context." },
361  { "l1watcher_timeout", MISDN_CFG_L1_TIMEOUT, MISDN_CTYPE_BOOLINT, "0", 4,
362  "Monitors L1 of the port. If L1 is down it tries\n"
363  "\tto bring it up. The polling timeout is given in seconds.\n"
364  "\tSetting the value to 0 disables monitoring L1 of the port.\n"
365  "\n"
366  "\tThis option is only read at chan_misdn loading time.\n"
367  "\tYou need to unload and load chan_misdn to change the\n"
368  "\tvalue. An asterisk restart will also do the trick." },
369  { "overlapdial", MISDN_CFG_OVERLAP_DIAL, MISDN_CTYPE_BOOLINT, "0", 4,
370  "Enables overlap dial for the given amount of seconds.\n"
371  "\tPossible values are positive integers or:\n"
372  "\t yes (= 4 seconds)\n"
373  "\t no (= 0 seconds = disabled)" },
374  { "nttimeout", MISDN_CFG_NTTIMEOUT, MISDN_CTYPE_BOOL, "no", NONE ,
375  "Set this to yes if you want calls disconnected in overlap mode\n"
376  "\twhen a timeout happens." },
377  { "bridging", MISDN_CFG_BRIDGING, MISDN_CTYPE_BOOL, "yes", NONE,
378  "Set this to yes/no, default is yes.\n"
379  "This can be used to have bridging enabled in general and to\n"
380  "disable it for specific ports. It makes sense to disable\n"
381  "bridging on NT Port where you plan to use the HOLD/RETRIEVE\n"
382  "features with ISDN phones." },
383  { "msns", MISDN_CFG_MSNS, MISDN_CTYPE_MSNLIST, "*", NONE,
384  "MSN's for TE ports, listen on those numbers on the above ports, and\n"
385  "\tindicate the incoming calls to Asterisk.\n"
386  "\tHere you can give a comma separated list, or simply an '*' for any msn." },
387  { "cc_request_retention", MISDN_CFG_CC_REQUEST_RETENTION, MISDN_CTYPE_BOOL, "yes", NONE,
388  "Enable/Disable call-completion request retention support (ptp)." },
389 };
390 
391 static const struct misdn_cfg_spec gen_spec[] = {
392  { "debug", MISDN_GEN_DEBUG, MISDN_CTYPE_INT, "0", NONE,
393  "Sets the debugging flag:\n"
394  "\t0 - No Debug\n"
395  "\t1 - mISDN Messages and * - Messages, and * - State changes\n"
396  "\t2 - Messages + Message specific Informations (e.g. bearer capability)\n"
397  "\t3 - very Verbose, the above + lots of Driver specific infos\n"
398  "\t4 - even more Verbose than 3" },
399 #ifndef MISDN_1_2
400  { "misdn_init", MISDN_GEN_MISDN_INIT, MISDN_CTYPE_STR, "/etc/misdn-init.conf", NONE,
401  "Set the path to the misdn-init.conf (for nt_ptp mode checking)." },
402 #endif
403  { "tracefile", MISDN_GEN_TRACEFILE, MISDN_CTYPE_STR, "/var/log/asterisk/misdn.log", NONE,
404  "Set the path to the massively growing trace file, if you want that." },
405  { "bridging", MISDN_GEN_BRIDGING, MISDN_CTYPE_BOOL, "yes", NONE,
406  "Set this to yes if you want mISDN_dsp to bridge the calls in HW." },
407  { "stop_tone_after_first_digit", MISDN_GEN_STOP_TONE, MISDN_CTYPE_BOOL, "yes", NONE,
408  "Stops dialtone after getting first digit on NT Port." },
409  { "append_digits2exten", MISDN_GEN_APPEND_DIGITS2EXTEN, MISDN_CTYPE_BOOL, "yes", NONE,
410  "Whether to append overlapdialed Digits to Extension or not." },
411  { "dynamic_crypt", MISDN_GEN_DYNAMIC_CRYPT, MISDN_CTYPE_BOOL, "no", NONE,
412  "Whether to look out for dynamic crypting attempts." },
414  "What is used for crypting Protocol." },
416  "Keys for cryption, you reference them in the dialplan\n"
417  "\tLater also in dynamic encr." },
418  { "ntkeepcalls", MISDN_GEN_NTKEEPCALLS, MISDN_CTYPE_BOOL, "no", NONE,
419  "avoid dropping calls if the L2 goes down. some Nortel pbx\n"
420  "do put down the L2/L1 for some milliseconds even if there\n"
421  "are running calls. with this option you can avoid dropping them" },
422  { "ntdebugflags", MISDN_GEN_NTDEBUGFLAGS, MISDN_CTYPE_INT, "0", NONE,
423  "No description yet."},
424  { "ntdebugfile", MISDN_GEN_NTDEBUGFILE, MISDN_CTYPE_STR, "/var/log/misdn-nt.log", NONE,
425  "No description yet." }
426 };
427 
428 
429 /* array of port configs, default is at position 0. */
430 static union misdn_cfg_pt **port_cfg;
431 /* max number of available ports, is set on init */
432 static int max_ports;
433 /* general config */
434 static union misdn_cfg_pt *general_cfg;
435 /* storing the ptp flag separated to save memory */
436 static int *ptp;
437 /* maps enum config elements to array positions */
438 static int *map;
439 
441 
442 #define CLI_ERROR(name, value, section) ({ \
443  ast_log(LOG_WARNING, "misdn.conf: \"%s=%s\" (section: %s) invalid or out of range. " \
444  "Please edit your misdn.conf and then do a \"misdn reload\".\n", name, value, section); \
445 })
446 
447 static int _enum_array_map (void)
448 {
449  int i, j, ok;
450 
451  for (i = MISDN_CFG_FIRST + 1; i < MISDN_CFG_LAST; ++i) {
452  if (i == MISDN_CFG_PTP)
453  continue;
454  ok = 0;
455  for (j = 0; j < NUM_PORT_ELEMENTS; ++j) {
456  if (port_spec[j].elem == i) {
457  map[i] = j;
458  ok = 1;
459  break;
460  }
461  }
462  if (!ok) {
463  ast_log(LOG_WARNING, "Enum element %d in misdn_cfg_elements (port section) has no corresponding element in the config struct!\n", i);
464  return -1;
465  }
466  }
467  for (i = MISDN_GEN_FIRST + 1; i < MISDN_GEN_LAST; ++i) {
468  ok = 0;
469  for (j = 0; j < NUM_GEN_ELEMENTS; ++j) {
470  if (gen_spec[j].elem == i) {
471  map[i] = j;
472  ok = 1;
473  break;
474  }
475  }
476  if (!ok) {
477  ast_log(LOG_WARNING, "Enum element %d in misdn_cfg_elements (general section) has no corresponding element in the config struct!\n", i);
478  return -1;
479  }
480  }
481  return 0;
482 }
483 
484 static int get_cfg_position (const char *name, int type)
485 {
486  int i;
487 
488  switch (type) {
489  case PORT_CFG:
490  for (i = 0; i < NUM_PORT_ELEMENTS; ++i) {
491  if (!strcasecmp(name, port_spec[i].name))
492  return i;
493  }
494  break;
495  case GEN_CFG:
496  for (i = 0; i < NUM_GEN_ELEMENTS; ++i) {
497  if (!strcasecmp(name, gen_spec[i].name))
498  return i;
499  }
500  }
501 
502  return -1;
503 }
504 
505 static inline void misdn_cfg_lock (void)
506 {
507  ast_mutex_lock(&config_mutex);
508 }
509 
510 static inline void misdn_cfg_unlock (void)
511 {
512  ast_mutex_unlock(&config_mutex);
513 }
514 
515 static void _free_msn_list (struct msn_list* iter)
516 {
517  if (iter->next)
518  _free_msn_list(iter->next);
519  if (iter->msn)
520  ast_free(iter->msn);
521  ast_free(iter);
522 }
523 
524 static void _free_port_cfg (void)
525 {
526  int i, j;
527  int gn = map[MISDN_CFG_GROUPNAME];
528  union misdn_cfg_pt* free_list[max_ports + 2];
529 
530  memset(free_list, 0, sizeof(free_list));
531  free_list[0] = port_cfg[0];
532  for (i = 1; i <= max_ports; ++i) {
533  if (port_cfg[i][gn].str) {
534  /* we always have a groupname in the non-default case, so this is fine */
535  for (j = 1; j <= max_ports; ++j) {
536  if (free_list[j] && free_list[j][gn].str == port_cfg[i][gn].str)
537  break;
538  else if (!free_list[j]) {
539  free_list[j] = port_cfg[i];
540  break;
541  }
542  }
543  }
544  }
545  for (j = 0; free_list[j]; ++j) {
546  for (i = 0; i < NUM_PORT_ELEMENTS; ++i) {
547  if (free_list[j][i].any) {
548  if (port_spec[i].type == MISDN_CTYPE_MSNLIST) {
549  _free_msn_list(free_list[j][i].ml);
550  } else if (port_spec[i].type == MISDN_CTYPE_ASTNAMEDGROUP) {
551  ast_unref_namedgroups(free_list[j][i].namgrp);
552  } else {
553  ast_free(free_list[j][i].any);
554  }
555  }
556  }
557  }
558 }
559 
560 static void _free_general_cfg (void)
561 {
562  int i;
563 
564  for (i = 0; i < NUM_GEN_ELEMENTS; i++)
565  if (general_cfg[i].any)
566  ast_free(general_cfg[i].any);
567 }
568 
569 void misdn_cfg_get(int port, enum misdn_cfg_elements elem, void *buf, int bufsize)
570 {
571  int place;
572 
573  if ((elem < MISDN_CFG_LAST) && !misdn_cfg_is_port_valid(port)) {
574  memset(buf, 0, bufsize);
575  ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get! Port number %d is not valid.\n", port);
576  return;
577  }
578 
579  misdn_cfg_lock();
580  if (elem == MISDN_CFG_PTP) {
581  if (!memcpy(buf, &ptp[port], (bufsize > ptp[port]) ? sizeof(ptp[port]) : bufsize))
582  memset(buf, 0, bufsize);
583  } else {
584  if ((place = map[elem]) < 0) {
585  memset(buf, 0, bufsize);
586  ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get! Invalid element (%d) requested.\n", elem);
587  } else {
588  if (elem < MISDN_CFG_LAST) {
589  switch (port_spec[place].type) {
590  case MISDN_CTYPE_STR:
591  if (port_cfg[port][place].str) {
592  ast_copy_string(buf, port_cfg[port][place].str, bufsize);
593  } else if (port_cfg[0][place].str) {
594  ast_copy_string(buf, port_cfg[0][place].str, bufsize);
595  } else
596  memset(buf, 0, bufsize);
597  break;
599  if (bufsize >= sizeof(struct ast_namedgroups *)) {
600  if (port_cfg[port][place].namgrp) {
601  *(struct ast_namedgroups **)buf = port_cfg[port][place].namgrp;
602  } else if (port_cfg[0][place].namgrp) {
603  *(struct ast_namedgroups **)buf = port_cfg[0][place].namgrp;
604  } else {
605  *(struct ast_namedgroups **)buf = NULL;
606  }
607  }
608  break;
609  default:
610  if (port_cfg[port][place].any)
611  memcpy(buf, port_cfg[port][place].any, bufsize);
612  else if (port_cfg[0][place].any)
613  memcpy(buf, port_cfg[0][place].any, bufsize);
614  else
615  memset(buf, 0, bufsize);
616  }
617  } else {
618  switch (gen_spec[place].type) {
619  case MISDN_CTYPE_STR:
620  ast_copy_string(buf, S_OR(general_cfg[place].str, ""), bufsize);
621  break;
622  default:
623  if (general_cfg[place].any)
624  memcpy(buf, general_cfg[place].any, bufsize);
625  else
626  memset(buf, 0, bufsize);
627  }
628  }
629  }
630  }
632 }
633 
635 {
636  int pos;
637 
638  /* here comes a hack to replace the (not existing) "name" element with the "ports" element */
639  if (!strcmp(name, "ports"))
640  return MISDN_CFG_GROUPNAME;
641  if (!strcmp(name, "name"))
642  return MISDN_CFG_FIRST;
643 
644  pos = get_cfg_position(name, PORT_CFG);
645  if (pos >= 0)
646  return port_spec[pos].elem;
647 
648  pos = get_cfg_position(name, GEN_CFG);
649  if (pos >= 0)
650  return gen_spec[pos].elem;
651 
652  return MISDN_CFG_FIRST;
653 }
654 
655 void misdn_cfg_get_name(enum misdn_cfg_elements elem, void *buf, int bufsize)
656 {
657  struct misdn_cfg_spec *spec = NULL;
658  int place = map[elem];
659 
660  /* the ptp hack */
661  if (elem == MISDN_CFG_PTP) {
662  memset(buf, 0, 1);
663  return;
664  }
665 
666  /* here comes a hack to replace the (not existing) "name" element with the "ports" element */
667  if (elem == MISDN_CFG_GROUPNAME) {
668  if (!snprintf(buf, bufsize, "ports"))
669  memset(buf, 0, 1);
670  return;
671  }
672 
673  if ((elem > MISDN_CFG_FIRST) && (elem < MISDN_CFG_LAST))
674  spec = (struct misdn_cfg_spec *)port_spec;
675  else if ((elem > MISDN_GEN_FIRST) && (elem < MISDN_GEN_LAST))
676  spec = (struct misdn_cfg_spec *)gen_spec;
677 
678  ast_copy_string(buf, spec ? spec[place].name : "", bufsize);
679 }
680 
681 void misdn_cfg_get_desc (enum misdn_cfg_elements elem, void *buf, int bufsize, void *buf_default, int bufsize_default)
682 {
683  int place = map[elem];
684  struct misdn_cfg_spec *spec = NULL;
685 
686  /* here comes a hack to replace the (not existing) "name" element with the "ports" element */
687  if (elem == MISDN_CFG_GROUPNAME) {
688  ast_copy_string(buf, ports_description, bufsize);
689  if (buf_default && bufsize_default)
690  memset(buf_default, 0, 1);
691  return;
692  }
693 
694  if ((elem > MISDN_CFG_FIRST) && (elem < MISDN_CFG_LAST))
695  spec = (struct misdn_cfg_spec *)port_spec;
696  else if ((elem > MISDN_GEN_FIRST) && (elem < MISDN_GEN_LAST))
697  spec = (struct misdn_cfg_spec *)gen_spec;
698 
699  if (!spec)
700  memset(buf, 0, 1);
701  else {
702  ast_copy_string(buf, spec[place].desc, bufsize);
703  if (buf_default && bufsize) {
704  if (!strcmp(spec[place].def, NO_DEFAULT))
705  memset(buf_default, 0, 1);
706  else
707  ast_copy_string(buf_default, spec[place].def, bufsize_default);
708  }
709  }
710 }
711 
712 int misdn_cfg_is_msn_valid (int port, char* msn)
713 {
714  int re = 0;
715  struct msn_list *iter;
716 
717  if (!misdn_cfg_is_port_valid(port)) {
718  ast_log(LOG_WARNING, "Invalid call to misdn_cfg_is_msn_valid! Port number %d is not valid.\n", port);
719  return 0;
720  }
721 
722  misdn_cfg_lock();
723  if (port_cfg[port][map[MISDN_CFG_MSNS]].ml)
724  iter = port_cfg[port][map[MISDN_CFG_MSNS]].ml;
725  else
726  iter = port_cfg[0][map[MISDN_CFG_MSNS]].ml;
727  for (; iter; iter = iter->next)
728  if (*(iter->msn) == '*' || ast_extension_match(iter->msn, msn)) {
729  re = 1;
730  break;
731  }
733 
734  return re;
735 }
736 
738 {
739  int gn = map[MISDN_CFG_GROUPNAME];
740 
741  return (port >= 1 && port <= max_ports && port_cfg[port][gn].str);
742 }
743 
745 {
746  int i, re = 0;
747  char *method ;
748 
749  misdn_cfg_lock();
750 
751  method = port_cfg[0][map[MISDN_CFG_METHOD]].str;
752 
753  for (i = 1; i <= max_ports; i++) {
754  if (port_cfg[i] && port_cfg[i][map[MISDN_CFG_GROUPNAME]].str) {
755  if (!strcasecmp(port_cfg[i][map[MISDN_CFG_GROUPNAME]].str, group))
756  method = (port_cfg[i][map[MISDN_CFG_METHOD]].str ?
757  port_cfg[i][map[MISDN_CFG_METHOD]].str : port_cfg[0][map[MISDN_CFG_METHOD]].str);
758  }
759  }
760 
761  if (method) {
762  switch (meth) {
763  case METHOD_STANDARD: re = !strcasecmp(method, "standard");
764  break;
765  case METHOD_ROUND_ROBIN: re = !strcasecmp(method, "round_robin");
766  break;
767  case METHOD_STANDARD_DEC: re = !strcasecmp(method, "standard_dec");
768  break;
769  }
770  }
772 
773  return re;
774 }
775 
776 /*!
777  * \brief Generate a comma separated list of all active ports
778  */
779 void misdn_cfg_get_ports_string (char *ports)
780 {
781  char tmp[16];
782  int l, i;
783  int gn = map[MISDN_CFG_GROUPNAME];
784 
785  *ports = 0;
786 
787  misdn_cfg_lock();
788  for (i = 1; i <= max_ports; i++) {
789  if (port_cfg[i][gn].str) {
790  if (ptp[i])
791  sprintf(tmp, "%dptp,", i);
792  else
793  sprintf(tmp, "%d,", i);
794  strcat(ports, tmp);
795  }
796  }
798 
799  if ((l = strlen(ports))) {
800  /* Strip trailing ',' */
801  ports[l-1] = 0;
802  }
803 }
804 
805 void misdn_cfg_get_config_string (int port, enum misdn_cfg_elements elem, char* buf, int bufsize)
806 {
807  int place;
808  char tempbuf[BUFFERSIZE] = "";
809  struct msn_list *iter;
810 
811  if ((elem < MISDN_CFG_LAST) && !misdn_cfg_is_port_valid(port)) {
812  *buf = 0;
813  ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get_config_string! Port number %d is not valid.\n", port);
814  return;
815  }
816 
817  place = map[elem];
818 
819  misdn_cfg_lock();
820  if (elem == MISDN_CFG_PTP) {
821  snprintf(buf, bufsize, " -> ptp: %s", ptp[port] ? "yes" : "no");
822  }
823  else if (elem > MISDN_CFG_FIRST && elem < MISDN_CFG_LAST) {
824  switch (port_spec[place].type) {
825  case MISDN_CTYPE_INT:
826  case MISDN_CTYPE_BOOLINT:
827  if (port_cfg[port][place].num)
828  snprintf(buf, bufsize, " -> %s: %d", port_spec[place].name, *port_cfg[port][place].num);
829  else if (port_cfg[0][place].num)
830  snprintf(buf, bufsize, " -> %s: %d", port_spec[place].name, *port_cfg[0][place].num);
831  else
832  snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
833  break;
834  case MISDN_CTYPE_BOOL:
835  if (port_cfg[port][place].num)
836  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, *port_cfg[port][place].num ? "yes" : "no");
837  else if (port_cfg[0][place].num)
838  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, *port_cfg[0][place].num ? "yes" : "no");
839  else
840  snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
841  break;
843  if (port_cfg[port][place].grp)
844  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name,
845  ast_print_group(tempbuf, sizeof(tempbuf), *port_cfg[port][place].grp));
846  else if (port_cfg[0][place].grp)
847  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name,
848  ast_print_group(tempbuf, sizeof(tempbuf), *port_cfg[0][place].grp));
849  else
850  snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
851  break;
853  if (port_cfg[port][place].namgrp) {
854  struct ast_str *tmp_str = ast_str_create(1024);
855  if (tmp_str) {
856  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name,
857  ast_print_namedgroups(&tmp_str, port_cfg[port][place].namgrp));
858  ast_free(tmp_str);
859  }
860  } else if (port_cfg[0][place].namgrp) {
861  struct ast_str *tmp_str = ast_str_create(1024);
862  if (tmp_str) {
863  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name,
864  ast_print_namedgroups(&tmp_str, port_cfg[0][place].namgrp));
865  ast_free(tmp_str);
866  }
867  } else {
868  snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
869  }
870  break;
871  case MISDN_CTYPE_MSNLIST:
872  if (port_cfg[port][place].ml)
873  iter = port_cfg[port][place].ml;
874  else
875  iter = port_cfg[0][place].ml;
876  if (iter) {
877  for (; iter; iter = iter->next) {
878  strncat(tempbuf, iter->msn, sizeof(tempbuf) - strlen(tempbuf) - 1);
879  }
880  if (strlen(tempbuf) > 1) {
881  tempbuf[strlen(tempbuf)-2] = 0;
882  }
883  }
884  snprintf(buf, bufsize, " -> msns: %s", *tempbuf ? tempbuf : "none");
885  break;
886  case MISDN_CTYPE_STR:
887  if ( port_cfg[port][place].str) {
888  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, port_cfg[port][place].str);
889  } else if (port_cfg[0][place].str) {
890  snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, port_cfg[0][place].str);
891  } else {
892  snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
893  }
894  break;
895  }
896  } else if (elem > MISDN_GEN_FIRST && elem < MISDN_GEN_LAST) {
897  switch (gen_spec[place].type) {
898  case MISDN_CTYPE_INT:
899  case MISDN_CTYPE_BOOLINT:
900  if (general_cfg[place].num)
901  snprintf(buf, bufsize, " -> %s: %d", gen_spec[place].name, *general_cfg[place].num);
902  else
903  snprintf(buf, bufsize, " -> %s:", gen_spec[place].name);
904  break;
905  case MISDN_CTYPE_BOOL:
906  if (general_cfg[place].num)
907  snprintf(buf, bufsize, " -> %s: %s", gen_spec[place].name, *general_cfg[place].num ? "yes" : "no");
908  else
909  snprintf(buf, bufsize, " -> %s:", gen_spec[place].name);
910  break;
911  case MISDN_CTYPE_STR:
912  if ( general_cfg[place].str) {
913  snprintf(buf, bufsize, " -> %s: %s", gen_spec[place].name, general_cfg[place].str);
914  } else {
915  snprintf(buf, bufsize, " -> %s:", gen_spec[place].name);
916  }
917  break;
918  default:
919  snprintf(buf, bufsize, " -> type of %s not handled yet", gen_spec[place].name);
920  break;
921  }
922  } else {
923  *buf = 0;
924  ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get_config_string! Invalid config element (%d) requested.\n", elem);
925  }
927 }
928 
930 {
931  int p = -1;
932  int gn = map[MISDN_CFG_GROUPNAME];
933 
934  misdn_cfg_lock();
935  for (port++; port <= max_ports; port++) {
936  if (port_cfg[port][gn].str) {
937  p = port;
938  break;
939  }
940  }
942 
943  return p;
944 }
945 
947 {
948  int p = misdn_cfg_get_next_port(port);
949  return (p > 0) ? p : misdn_cfg_get_next_port(0);
950 }
951 
952 static int _parse (union misdn_cfg_pt *dest, const char *value, enum misdn_cfg_type type, int boolint_def)
953 {
954  int re = 0;
955  int len, tmp;
956  char *valtmp;
957  char *tmp2 = ast_strdupa(value);
958 
959  switch (type) {
960  case MISDN_CTYPE_STR:
961  if (dest->str) {
962  ast_free(dest->str);
963  }
964  if ((len = strlen(value))) {
965  dest->str = ast_malloc((len + 1) * sizeof(char));
966  strncpy(dest->str, value, len);
967  dest->str[len] = 0;
968  } else {
969  dest->str = ast_malloc(sizeof(char));
970  dest->str[0] = 0;
971  }
972  break;
973  case MISDN_CTYPE_INT:
974  {
975  int res;
976 
977  if (strchr(value,'x')) {
978  res = sscanf(value, "%30x", &tmp);
979  } else {
980  res = sscanf(value, "%30d", &tmp);
981  }
982  if (res) {
983  if (!dest->num) {
984  dest->num = ast_malloc(sizeof(int));
985  }
986  memcpy(dest->num, &tmp, sizeof(int));
987  } else
988  re = -1;
989  }
990  break;
991  case MISDN_CTYPE_BOOL:
992  if (!dest->num) {
993  dest->num = ast_malloc(sizeof(int));
994  }
995  *(dest->num) = (ast_true(value) ? 1 : 0);
996  break;
997  case MISDN_CTYPE_BOOLINT:
998  if (!dest->num) {
999  dest->num = ast_malloc(sizeof(int));
1000  }
1001  if (sscanf(value, "%30d", &tmp)) {
1002  memcpy(dest->num, &tmp, sizeof(int));
1003  } else {
1004  *(dest->num) = (ast_true(value) ? boolint_def : 0);
1005  }
1006  break;
1007  case MISDN_CTYPE_MSNLIST:
1008  for (valtmp = strsep(&tmp2, ","); valtmp; valtmp = strsep(&tmp2, ",")) {
1009  if ((len = strlen(valtmp))) {
1010  struct msn_list *ml = ast_malloc(sizeof(*ml));
1011  ml->msn = ast_calloc(len+1, sizeof(char));
1012  strncpy(ml->msn, valtmp, len);
1013  ml->next = dest->ml;
1014  dest->ml = ml;
1015  }
1016  }
1017  break;
1018  case MISDN_CTYPE_ASTGROUP:
1019  if (!dest->grp) {
1020  dest->grp = ast_malloc(sizeof(ast_group_t));
1021  }
1022  *(dest->grp) = ast_get_group(value);
1023  break;
1025  dest->namgrp = ast_get_namedgroups(value);
1026  break;
1027  }
1028 
1029  return re;
1030 }
1031 
1032 static void _build_general_config (struct ast_variable *v)
1033 {
1034  int pos;
1035 
1036  for (; v; v = v->next) {
1037  if (!ast_jb_read_conf(&global_jbconf, v->name, v->value))
1038  continue;
1039  if (((pos = get_cfg_position(v->name, GEN_CFG)) < 0) ||
1040  (_parse(&general_cfg[pos], v->value, gen_spec[pos].type, gen_spec[pos].boolint_def) < 0))
1041  CLI_ERROR(v->name, v->value, "general");
1042  }
1043 }
1044 
1045 static void _build_port_config (struct ast_variable *v, char *cat)
1046 {
1047  int pos, i;
1048  union misdn_cfg_pt cfg_tmp[NUM_PORT_ELEMENTS];
1049  int cfg_for_ports[max_ports + 1];
1050 
1051  if (!v || !cat)
1052  return;
1053 
1054  memset(cfg_tmp, 0, sizeof(cfg_tmp));
1055  memset(cfg_for_ports, 0, sizeof(cfg_for_ports));
1056 
1057  if (!strcasecmp(cat, "default")) {
1058  cfg_for_ports[0] = 1;
1059  }
1060 
1061  if (((pos = get_cfg_position("name", PORT_CFG)) < 0) ||
1062  (_parse(&cfg_tmp[pos], cat, port_spec[pos].type, port_spec[pos].boolint_def) < 0)) {
1063  CLI_ERROR(v->name, v->value, cat);
1064  return;
1065  }
1066 
1067  for (; v; v = v->next) {
1068  if (!strcasecmp(v->name, "ports")) {
1069  char *token, *tmp = ast_strdupa(v->value);
1070  char ptpbuf[BUFFERSIZE] = "";
1071  int start, end;
1072  for (token = strsep(&tmp, ","); token; token = strsep(&tmp, ","), *ptpbuf = 0) {
1073  if (!*token)
1074  continue;
1075  if (sscanf(token, "%30d-%30d%511s", &start, &end, ptpbuf) >= 2) {
1076  for (; start <= end; start++) {
1077  if (start <= max_ports && start > 0) {
1078  cfg_for_ports[start] = 1;
1079  ptp[start] = (strstr(ptpbuf, "ptp")) ? 1 : 0;
1080  } else
1081  CLI_ERROR(v->name, v->value, cat);
1082  }
1083  } else {
1084  if (sscanf(token, "%30d%511s", &start, ptpbuf)) {
1085  if (start <= max_ports && start > 0) {
1086  cfg_for_ports[start] = 1;
1087  ptp[start] = (strstr(ptpbuf, "ptp")) ? 1 : 0;
1088  } else
1089  CLI_ERROR(v->name, v->value, cat);
1090  } else
1091  CLI_ERROR(v->name, v->value, cat);
1092  }
1093  }
1094  } else {
1095  if (((pos = get_cfg_position(v->name, PORT_CFG)) < 0) ||
1096  (_parse(&cfg_tmp[pos], v->value, port_spec[pos].type, port_spec[pos].boolint_def) < 0))
1097  CLI_ERROR(v->name, v->value, cat);
1098  }
1099  }
1100 
1101  for (i = 0; i < (max_ports + 1); ++i) {
1102  if (i > 0 && cfg_for_ports[0]) {
1103  /* default category, will populate the port_cfg with additional port
1104  categories in subsequent calls to this function */
1105  memset(cfg_tmp, 0, sizeof(cfg_tmp));
1106  }
1107  if (cfg_for_ports[i]) {
1108  memcpy(port_cfg[i], cfg_tmp, sizeof(cfg_tmp));
1109  }
1110  }
1111 }
1112 
1114 {
1115 #ifndef MISDN_1_2
1116  char misdn_init[BUFFERSIZE];
1117  char line[BUFFERSIZE];
1118  FILE *fp;
1119  char *tok, *p, *end;
1120  int port;
1121 
1122  misdn_cfg_get(0, MISDN_GEN_MISDN_INIT, &misdn_init, sizeof(misdn_init));
1123 
1124  if (!ast_strlen_zero(misdn_init)) {
1125  fp = fopen(misdn_init, "r");
1126  if (fp) {
1127  while(fgets(line, sizeof(line), fp)) {
1128  if (!strncmp(line, "nt_ptp", 6)) {
1129  for (tok = strtok_r(line,",=", &p);
1130  tok;
1131  tok = strtok_r(NULL,",=", &p)) {
1132  port = strtol(tok, &end, 10);
1133  if (end != tok && misdn_cfg_is_port_valid(port)) {
1134  misdn_cfg_lock();
1135  ptp[port] = 1;
1136  misdn_cfg_unlock();
1137  }
1138  }
1139  }
1140  }
1141  fclose(fp);
1142  } else {
1143  ast_log(LOG_WARNING,"Couldn't open %s: %s\n", misdn_init, strerror(errno));
1144  }
1145  }
1146 #else
1147  int i;
1148  int proto;
1149  char filename[128];
1150  FILE *fp;
1151 
1152  for (i = 1; i <= max_ports; ++i) {
1153  snprintf(filename, sizeof(filename), "/sys/class/mISDN-stacks/st-%08x/protocol", i << 8);
1154  fp = fopen(filename, "r");
1155  if (!fp) {
1156  ast_log(LOG_WARNING, "Could not open %s: %s\n", filename, strerror(errno));
1157  continue;
1158  }
1159  if (fscanf(fp, "0x%08x", &proto) != 1)
1160  ast_log(LOG_WARNING, "Could not parse contents of %s!\n", filename);
1161  else
1162  ptp[i] = proto & 1<<5 ? 1 : 0;
1163  fclose(fp);
1164  }
1165 #endif
1166 }
1167 
1168 static void _fill_defaults (void)
1169 {
1170  int i;
1171 
1172  for (i = 0; i < NUM_PORT_ELEMENTS; ++i) {
1173  if (!port_cfg[0][i].any && strcasecmp(port_spec[i].def, NO_DEFAULT))
1174  _parse(&(port_cfg[0][i]), (char *)port_spec[i].def, port_spec[i].type, port_spec[i].boolint_def);
1175  }
1176  for (i = 0; i < NUM_GEN_ELEMENTS; ++i) {
1177  if (!general_cfg[i].any && strcasecmp(gen_spec[i].def, NO_DEFAULT))
1178  _parse(&(general_cfg[i]), (char *)gen_spec[i].def, gen_spec[i].type, gen_spec[i].boolint_def);
1179  }
1180 }
1181 
1182 void misdn_cfg_reload (void)
1183 {
1184  misdn_cfg_init(0, 1);
1185 }
1186 
1188 {
1189  misdn_cfg_lock();
1190 
1191  _free_port_cfg();
1193 
1194  ast_free(port_cfg);
1195  ast_free(general_cfg);
1196  ast_free(ptp);
1197  ast_free(map);
1198 
1199  misdn_cfg_unlock();
1200  ast_mutex_destroy(&config_mutex);
1201 }
1202 
1203 int misdn_cfg_init(int this_max_ports, int reload)
1204 {
1205  char config[] = "misdn.conf";
1206  char *cat, *p;
1207  int i;
1208  struct ast_config *cfg;
1209  struct ast_variable *v;
1210  struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
1211 
1212  if (!(cfg = ast_config_load2(config, "chan_misdn", config_flags)) || cfg == CONFIG_STATUS_FILEINVALID) {
1213  ast_log(LOG_WARNING, "missing or invalid file: misdn.conf\n");
1214  return -1;
1215  } else if (cfg == CONFIG_STATUS_FILEUNCHANGED)
1216  return 0;
1217 
1218  ast_mutex_init(&config_mutex);
1219 
1220  /* Copy the default jb config over global_jbconf */
1221  memcpy(&global_jbconf, &default_jbconf, sizeof(struct ast_jb_conf));
1222 
1223  misdn_cfg_lock();
1224 
1225  if (this_max_ports) {
1226  /* this is the first run */
1227  max_ports = this_max_ports;
1228  map = ast_calloc(MISDN_GEN_LAST + 1, sizeof(int));
1229  if (_enum_array_map())
1230  return -1;
1231  p = ast_calloc(1, (max_ports + 1) * sizeof(union misdn_cfg_pt *)
1232  + (max_ports + 1) * NUM_PORT_ELEMENTS * sizeof(union misdn_cfg_pt));
1233  port_cfg = (union misdn_cfg_pt **)p;
1234  p += (max_ports + 1) * sizeof(union misdn_cfg_pt *);
1235  for (i = 0; i <= max_ports; ++i) {
1236  port_cfg[i] = (union misdn_cfg_pt *)p;
1237  p += NUM_PORT_ELEMENTS * sizeof(union misdn_cfg_pt);
1238  }
1239  general_cfg = ast_calloc(1, sizeof(union misdn_cfg_pt *) * NUM_GEN_ELEMENTS);
1240  ptp = ast_calloc(max_ports + 1, sizeof(int));
1241  }
1242  else {
1243  /* misdn reload */
1244  _free_port_cfg();
1246  memset(port_cfg[0], 0, NUM_PORT_ELEMENTS * sizeof(union misdn_cfg_pt) * (max_ports + 1));
1247  memset(general_cfg, 0, sizeof(union misdn_cfg_pt *) * NUM_GEN_ELEMENTS);
1248  memset(ptp, 0, sizeof(int) * (max_ports + 1));
1249  }
1250 
1251  cat = ast_category_browse(cfg, NULL);
1252 
1253  while(cat) {
1254  v = ast_variable_browse(cfg, cat);
1255  if (!strcasecmp(cat, "general")) {
1257  } else {
1258  _build_port_config(v, cat);
1259  }
1260  cat = ast_category_browse(cfg, cat);
1261  }
1262 
1263  _fill_defaults();
1264 
1265  misdn_cfg_unlock();
1266  ast_config_destroy(cfg);
1267 
1268  return 0;
1269 }
1270 
1272  return &global_jbconf;
1273 }
struct ast_variable * next
unsigned long long ast_group_t
Definition: channel.h:214
static const char type[]
Definition: chan_ooh323.c:109
void misdn_cfg_destroy(void)
static int _parse(union misdn_cfg_pt *dest, const char *value, enum misdn_cfg_type type, int boolint_def)
Definition: misdn_config.c:952
Asterisk locking-related definitions:
Asterisk main include file. File version handling, generic pbx functions.
static union misdn_cfg_pt ** port_cfg
Definition: misdn_config.c:430
int misdn_cfg_init(int this_max_ports, int reload)
static void _fill_defaults(void)
int misdn_cfg_is_msn_valid(int port, char *msn)
Definition: misdn_config.c:712
String manipulation functions.
#define PORT_CFG
Definition: misdn_config.c:48
char * config
Definition: conf2ael.c:66
struct ast_variable * ast_variable_browse(const struct ast_config *config, const char *category_name)
Definition: extconf.c:1216
#define NUM_PORT_ELEMENTS
Definition: misdn_config.c:50
#define NONE
Definition: misdn_config.c:45
char buf[BUFSIZE]
Definition: eagi_proxy.c:66
static int * map
Definition: misdn_config.c:438
#define NUM_GEN_ELEMENTS
Definition: misdn_config.c:49
enum misdn_cfg_elements misdn_cfg_get_elem(const char *name)
Definition: misdn_config.c:634
#define LOG_WARNING
Definition: logger.h:274
static struct ast_jb_conf default_jbconf
Definition: misdn_config.c:54
int ast_jb_read_conf(struct ast_jb_conf *conf, const char *varname, const char *value)
Sets jitterbuffer configuration property.
Definition: abstract_jb.c:545
#define CONFIG_STATUS_FILEINVALID
misdn_cfg_elements
static int tmp()
Definition: bt_open.c:389
struct ast_config * ast_config_load2(const char *filename, const char *who_asked, struct ast_flags flags)
Load a config file.
Definition: main/config.c:3154
Structure for variables, used for configurations and for channel variables.
static const char desc[]
Definition: cdr_mysql.c:73
int misdn_cfg_is_group_method(char *group, enum misdn_cfg_method meth)
Definition: misdn_config.c:744
static int max_ports
Definition: misdn_config.c:432
#define ast_mutex_lock(a)
Definition: lock.h:187
void misdn_cfg_reload(void)
int misdn_cfg_get_next_port(int port)
Definition: misdn_config.c:929
const char * str
Definition: app_jack.c:147
char * ast_category_browse(struct ast_config *config, const char *prev_name)
Browse categories.
Definition: extconf.c:3328
static const struct misdn_cfg_spec gen_spec[]
Definition: misdn_config.c:391
#define NULL
Definition: resample.c:96
char * end
Definition: eagi_proxy.c:73
int value
Definition: syslog.c:37
static struct ast_jb_conf global_jbconf
Definition: misdn_config.c:63
static void _build_port_config(struct ast_variable *v, char *cat)
struct msn_list * next
Definition: misdn_config.c:77
Utility functions.
char * ast_print_group(char *buf, int buflen, ast_group_t group)
Print call and pickup groups into buffer.
Definition: channel.c:8032
#define BUFFERSIZE
ast_group_t * grp
Definition: misdn_config.c:84
static void _free_port_cfg(void)
Definition: misdn_config.c:524
Configuration File Parser.
static int get_cfg_position(const char *name, int type)
Definition: misdn_config.c:484
#define ast_log
Definition: astobj2.c:42
void misdn_cfg_get_name(enum misdn_cfg_elements elem, void *buf, int bufsize)
Definition: misdn_config.c:655
struct ast_namedgroups * namgrp
Definition: misdn_config.c:85
struct ast_jb_conf * misdn_get_global_jbconf()
General Asterisk PBX channel definitions.
void misdn_cfg_get_desc(enum misdn_cfg_elements elem, void *buf, int bufsize, void *buf_default, int bufsize_default)
Definition: misdn_config.c:681
char * msn
Definition: misdn_config.c:76
static int _enum_array_map(void)
Definition: misdn_config.c:447
static union misdn_cfg_pt * general_cfg
Definition: misdn_config.c:434
static void _free_msn_list(struct msn_list *iter)
Definition: misdn_config.c:515
void ast_config_destroy(struct ast_config *config)
Destroys a config.
Definition: extconf.c:1290
#define ast_strdupa(s)
duplicate a string in memory from the stack
Definition: astmm.h:300
const char * method
Definition: res_pjsip.c:4220
#define ast_malloc(len)
A wrapper for malloc()
Definition: astmm.h:193
ast_group_t ast_get_group(const char *s)
Definition: channel.c:7617
Core PBX routines and definitions.
#define CONFIG_STATUS_FILEUNCHANGED
misdn_cfg_type
Definition: misdn_config.c:65
enum misdn_cfg_elements elem
Definition: misdn_config.c:91
int misdn_cfg_get_next_port_spin(int port)
Definition: misdn_config.c:946
struct ast_namedgroups * ast_get_namedgroups(const char *s)
Create an ast_namedgroups set with group names from comma separated string.
Definition: channel.c:7674
char def[BUFFERSIZE]
Definition: misdn_config.c:93
int attribute_pure ast_true(const char *val)
Make sure something is true. Determine if a string containing a boolean value is "true". This function checks to see whether a string passed to it is an indication of an "true" value. It checks to see if the string is "yes", "true", "y", "t", "on" or "1".
Definition: main/utils.c:1822
The descriptor of a dynamic string XXX storage will be optimized later if needed We use the ts field ...
Definition: strings.h:584
static int len(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
int errno
#define ast_strlen_zero(a)
Definition: muted.c:73
static const char name[]
Definition: cdr_mysql.c:74
#define ast_free(a)
Definition: astmm.h:182
#define ast_calloc(num, len)
A wrapper for calloc()
Definition: astmm.h:204
static int reload(void)
Definition: cdr_mysql.c:741
int ast_extension_match(const char *pattern, const char *extension)
Determine if a given extension matches a given pattern (in NXX format)
Definition: extconf.c:4297
void misdn_cfg_update_ptp(void)
unsigned int flags
Combination of the AST_JB_ENABLED, AST_JB_FORCED and AST_JB_LOG flags.
Definition: abstract_jb.h:72
static const char ports_description[]
Definition: misdn_config.c:99
static void misdn_cfg_unlock(void)
Definition: misdn_config.c:510
Structure used to handle boolean flags.
Definition: utils.h:199
static const struct misdn_cfg_spec port_spec[]
Definition: misdn_config.c:102
void misdn_cfg_get_ports_string(char *ports)
Generate a comma separated list of all active ports.
Definition: misdn_config.c:779
static void _free_general_cfg(void)
Definition: misdn_config.c:560
char * strsep(char **str, const char *delims)
enum misdn_cfg_type type
Definition: misdn_config.c:92
void misdn_cfg_get_config_string(int port, enum misdn_cfg_elements elem, char *buf, int bufsize)
Definition: misdn_config.c:805
struct msn_list * ml
Definition: misdn_config.c:83
misdn_cfg_method
static void _build_general_config(struct ast_variable *v)
void ast_copy_string(char *dst, const char *src, size_t size)
Size-limited null-terminating string copy.
Definition: strings.h:401
#define S_OR(a, b)
returns the equivalent of logic or for strings: first one if not empty, otherwise second one...
Definition: strings.h:79
void misdn_cfg_get(int port, enum misdn_cfg_elements elem, void *buf, int bufsize)
Definition: misdn_config.c:569
#define GEN_CFG
Definition: misdn_config.c:47
static int * ptp
Definition: misdn_config.c:436
static void misdn_cfg_lock(void)
Definition: misdn_config.c:505
#define ast_mutex_init(pmutex)
Definition: lock.h:184
struct ast_namedgroups * ast_unref_namedgroups(struct ast_namedgroups *groups)
Definition: channel.c:7731
Interface to mISDN - Config.
#define ast_mutex_destroy(a)
Definition: lock.h:186
int misdn_cfg_is_port_valid(int port)
Definition: misdn_config.c:737
char * ast_print_namedgroups(struct ast_str **buf, struct ast_namedgroups *groups)
Print named call groups and named pickup groups.
Definition: channel.c:8057
#define CLI_ERROR(name, value, section)
Definition: misdn_config.c:442
static ast_mutex_t config_mutex
Definition: misdn_config.c:440
General jitterbuffer configuration.
Definition: abstract_jb.h:69
Structure for mutex and tracking information.
Definition: lock.h:135
#define ast_str_create(init_len)
Create a malloc&#39;ed dynamic length string.
Definition: strings.h:620
#define ast_mutex_unlock(a)
Definition: lock.h:188
#define NO_DEFAULT
Definition: misdn_config.c:44