Wed Oct 28 11:53:24 2009

Asterisk developer's documentation


Module: Dial plan applications

Applications support the dialplan. They register dynamically with. More...


Files

file  app_adsiprog.c
 Program Asterisk ADSI Scripts into phone.
file  app_alarmreceiver.c
 Central Station Alarm receiver for Ademco Contact ID.
file  app_authenticate.c
 Execute arbitrary authenticate commands.
file  app_cdr.c
 Applications connected with CDR engine.
file  app_chanisavail.c
 Check if Channel is Available.
file  app_channelredirect.c
 ChannelRedirect application.
file  app_chanspy.c
 ChanSpy: Listen in on any channel.
file  app_controlplayback.c
 Trivial application to control playback of a sound file.
file  app_dahdibarge.c
 DAHDI Barge support.
file  app_dahdiras.c
 Execute an ISDN RAS.
file  app_dahdiscan.c
 DAHDI Scanner.
file  app_db.c
 Database access functions.
file  app_dial.c
 dial() & retrydial() - Trivial application to dial a channel and send an URL on answer
file  app_dictate.c
 Virtual Dictation Machine Application For Asterisk.
file  app_directed_pickup.c
 Directed Call Pickup Support.
file  app_directory.c
 Provide a directory of extensions.
file  app_disa.c
 DISA -- Direct Inward System Access Application.
file  app_dumpchan.c
 Application to dump channel variables.
file  app_echo.c
 Echo application -- play back what you hear to evaluate latency.
file  app_exec.c
 Exec application.
file  app_externalivr.c
 External IVR application interface.
file  app_festival.c
 Connect to festival.
file  app_flash.c
 App to flash a DAHDI trunk.
file  app_followme.c
 Find-Me Follow-Me application.
file  app_forkcdr.c
 Fork CDR application.
file  app_getcpeid.c
 Get ADSI CPE ID.
file  app_ices.c
 Stream to an icecast server via ICES (see contrib/asterisk-ices.xml).
file  app_image.c
 App to transmit an image.
file  app_ivrdemo.c
 IVR Demo application.
file  app_jack.c
 Jack Application.
file  app_macro.c
 Dial plan macro Implementation.
file  app_meetme.c
 Meet me conference bridge and Shared Line Appearances.
file  app_milliwatt.c
 Digital Milliwatt Test.
file  app_minivm.c
 MiniVoiceMail - A Minimal Voicemail System for Asterisk.
file  app_mixmonitor.c
 MixMonitor() - Record a call and mix the audio during the recording.
file  app_morsecode.c
 Morsecode application.
file  app_mp3.c
 Silly application to play an MP3 file -- uses mpg123.
file  app_nbscat.c
 Silly application to play an NBScat file -- uses nbscat8k.
file  app_osplookup.c
 Open Settlement Protocol (OSP) Applications.
file  app_page.c
 page() - Paging application
file  app_parkandannounce.c
 ParkAndAnnounce application for Asterisk.
file  app_playback.c
 Trivial application to playback a sound file.
file  app_privacy.c
 Block all calls without Caller*ID, require phone # to be entered.
file  app_queue.c
 True call queues with optional send URL on answer.
file  app_read.c
 Trivial application to read a variable.
file  app_readexten.c
 Trivial application to read an extension into a variable.
file  app_readfile.c
 ReadFile application -- Reads in a File for you.
file  app_record.c
 Trivial application to record a sound file.
file  app_sayunixtime.c
 SayUnixTime application.
file  app_senddtmf.c
 App to send DTMF digits.
file  app_sendtext.c
 App to transmit a text message.
file  app_setcallerid.c
 App to set callerid presentation.
file  app_skel.c
 Skeleton application.
file  app_sms.c
 SMS application - ETSI ES 201 912 protocol 1 implementation.
file  app_softhangup.c
 SoftHangup application.
file  app_speech_utils.c
 Speech Recognition Utility Applications.
file  app_stack.c
 Stack applications Gosub, Return, etc.
file  app_system.c
 Execute arbitrary system commands.
file  app_talkdetect.c
 Playback a file with audio detect.
file  app_test.c
 Applications to test connection and produce report in text file.
file  app_transfer.c
 Transfer a caller.
file  app_url.c
 App to transmit a URL.
file  app_userevent.c
 UserEvent application -- send manager event.
file  app_verbose.c
 Verbose logging application.
file  app_voicemail.c
 Comedian Mail - Voicemail System.
file  app_waitforring.c
 Wait for Ring Application.
file  app_waitforsilence.c
 Wait for Silence
  • Waits for up to 'x' milliseconds of silence, 'y' times
  • WaitForSilence(500,2) will wait for 1/2 second of silence, twice
  • WaitForSilence(1000,1) will wait for 1 second of silence, once
  • WaitForSilence(300,3,10) will wait for 300ms of silence, 3 times, and return after 10sec
    .

file  app_waituntil.c
 Sleep until the given epoch.
file  app_while.c
 While Loop Implementation.
file  app_zapateller.c
 Playback the special information tone to get rid of telemarketers.
file  res_ael_share.c
 Shareable AEL code -- mainly between internal and external modules.
file  res_realtime.c
 RealTime CLI.

Functions

static int iax2_prov_app (struct ast_channel *chan, void *data)
static int pbx_builtin_answer (struct ast_channel *, void *)
static int pbx_builtin_background (struct ast_channel *, void *)
static int pbx_builtin_busy (struct ast_channel *, void *)
static int pbx_builtin_congestion (struct ast_channel *, void *)
static int pbx_builtin_execiftime (struct ast_channel *, void *)
static int pbx_builtin_goto (struct ast_channel *, void *)
static int pbx_builtin_gotoiftime (struct ast_channel *, void *)
static int pbx_builtin_hangup (struct ast_channel *, void *)
static int pbx_builtin_proceeding (struct ast_channel *, void *)
static int pbx_builtin_progress (struct ast_channel *, void *)
static int pbx_builtin_resetcdr (struct ast_channel *, void *)
static int pbx_builtin_ringing (struct ast_channel *, void *)
static int pbx_builtin_setamaflags (struct ast_channel *, void *)
static int pbx_builtin_wait (struct ast_channel *, void *)
static int pbx_builtin_waitexten (struct ast_channel *, void *)

Detailed Description

Applications support the dialplan. They register dynamically with.

Asterisk Dial Plan Applications

See also:
ast_register_application() and unregister with

ast_unregister_application()

See also

Function Documentation

static int iax2_prov_app ( struct ast_channel chan,
void *  data 
) [static]

iax2provision

Definition at line 11201 of file chan_iax2.c.

References iax2_trunk_peer::addr, ast_inet_ntoa(), ast_log(), ast_strdupa, ast_strlen_zero(), ast_verb, iax2_provision(), LOG_NOTICE, PTR_TO_CALLNO, iax2_trunk_peer::sockfd, ast_channel::tech, and ast_channel::tech_pvt.

Referenced by load_module().

11202 {
11203    int res;
11204    char *sdata;
11205    char *opts;
11206    int force =0;
11207    unsigned short callno = PTR_TO_CALLNO(chan->tech_pvt);
11208    if (ast_strlen_zero(data))
11209       data = "default";
11210    sdata = ast_strdupa(data);
11211    opts = strchr(sdata, '|');
11212    if (opts)
11213       *opts='\0';
11214 
11215    if (chan->tech != &iax2_tech) {
11216       ast_log(LOG_NOTICE, "Can't provision a non-IAX device!\n");
11217       return -1;
11218    } 
11219    if (!callno || !iaxs[callno] || !iaxs[callno]->addr.sin_addr.s_addr) {
11220       ast_log(LOG_NOTICE, "Can't provision something with no IP?\n");
11221       return -1;
11222    }
11223    res = iax2_provision(&iaxs[callno]->addr, iaxs[callno]->sockfd, NULL, sdata, force);
11224    ast_verb(3, "Provisioned IAXY at '%s' with '%s'= %d\n",
11225       ast_inet_ntoa(iaxs[callno]->addr.sin_addr),
11226       sdata, res);
11227    return res;
11228 }

static int pbx_builtin_answer ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7928 of file pbx.c.

References __ast_answer(), ast_channel::_state, AST_STATE_UP, and ast_strlen_zero().

07929 {
07930    int delay = 0;
07931 
07932    if ((chan->_state != AST_STATE_UP) && !ast_strlen_zero(data))
07933       delay = atoi(data);
07934 
07935    if (delay < 0) {
07936       delay = 0;
07937    }
07938 
07939    return __ast_answer(chan, delay, 1);
07940 }

static int pbx_builtin_background ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 8197 of file pbx.c.

References ast_channel::_state, ast_answer(), AST_APP_ARG, ast_app_parse_options(), ast_copy_string(), AST_DECLARE_APP_ARGS, AST_DIGIT_ANY, ast_log(), ast_matchmore_extension(), AST_STANDARD_APP_ARGS, AST_STATE_UP, ast_stopstream(), ast_strdupa, ast_streamfile(), ast_strlen_zero(), ast_test_flag, ast_waitstream(), ast_waitstream_exten(), BACKGROUND_MATCHEXTEN, BACKGROUND_NOANSWER, background_opts, BACKGROUND_PLAYBACK, BACKGROUND_SKIP, ast_channel::cid, ast_callerid::cid_num, ast_channel::context, ast_channel::exten, ast_flags::flags, ast_channel::language, LOG_WARNING, ast_channel::name, parse(), pbx_builtin_setvar_helper(), ast_channel::priority, and strsep().

08198 {
08199    int res = 0;
08200    int mres = 0;
08201    struct ast_flags flags = {0};
08202    char *parse, exten[2] = "";
08203    AST_DECLARE_APP_ARGS(args,
08204       AST_APP_ARG(filename);
08205       AST_APP_ARG(options);
08206       AST_APP_ARG(lang);
08207       AST_APP_ARG(context);
08208    );
08209 
08210    if (ast_strlen_zero(data)) {
08211       ast_log(LOG_WARNING, "Background requires an argument (filename)\n");
08212       return -1;
08213    }
08214 
08215    parse = ast_strdupa(data);
08216 
08217    AST_STANDARD_APP_ARGS(args, parse);
08218 
08219    if (ast_strlen_zero(args.lang))
08220       args.lang = (char *)chan->language; /* XXX this is const */
08221 
08222    if (ast_strlen_zero(args.context))
08223       args.context = chan->context;
08224 
08225    if (args.options) {
08226       if (!strcasecmp(args.options, "skip"))
08227          flags.flags = BACKGROUND_SKIP;
08228       else if (!strcasecmp(args.options, "noanswer"))
08229          flags.flags = BACKGROUND_NOANSWER;
08230       else
08231          ast_app_parse_options(background_opts, &flags, NULL, args.options);
08232    }
08233 
08234    /* Answer if need be */
08235    if (chan->_state != AST_STATE_UP) {
08236       if (ast_test_flag(&flags, BACKGROUND_SKIP)) {
08237          goto done;
08238       } else if (!ast_test_flag(&flags, BACKGROUND_NOANSWER)) {
08239          res = ast_answer(chan);
08240       }
08241    }
08242 
08243    if (!res) {
08244       char *back = args.filename;
08245       char *front;
08246 
08247       ast_stopstream(chan);      /* Stop anything playing */
08248       /* Stream the list of files */
08249       while (!res && (front = strsep(&back, "&")) ) {
08250          if ( (res = ast_streamfile(chan, front, args.lang)) ) {
08251             ast_log(LOG_WARNING, "ast_streamfile failed on %s for %s\n", chan->name, (char*)data);
08252             res = 0;
08253             mres = 1;
08254             break;
08255          }
08256          if (ast_test_flag(&flags, BACKGROUND_PLAYBACK)) {
08257             res = ast_waitstream(chan, "");
08258          } else if (ast_test_flag(&flags, BACKGROUND_MATCHEXTEN)) {
08259             res = ast_waitstream_exten(chan, args.context);
08260          } else {
08261             res = ast_waitstream(chan, AST_DIGIT_ANY);
08262          }
08263          ast_stopstream(chan);
08264       }
08265    }
08266 
08267    /*
08268     * If the single digit DTMF is an extension in the specified context, then
08269     * go there and signal no DTMF.  Otherwise, we should exit with that DTMF.
08270     * If we're in Macro, we'll exit and seek that DTMF as the beginning of an
08271     * extension in the Macro's calling context.  If we're not in Macro, then
08272     * we'll simply seek that extension in the calling context.  Previously,
08273     * someone complained about the behavior as it related to the interior of a
08274     * Gosub routine, and the fix (#14011) inadvertently broke FreePBX
08275     * (#14940).  This change should fix both of these situations, but with the
08276     * possible incompatibility that if a single digit extension does not exist
08277     * (but a longer extension COULD have matched), it would have previously
08278     * gone immediately to the "i" extension, but will now need to wait for a
08279     * timeout.
08280     */
08281    if ((exten[0] = res) && !ast_matchmore_extension(chan, args.context, exten, 1, chan->cid.cid_num)) {
08282       snprintf(chan->exten, sizeof(chan->exten), "%c", res);
08283       ast_copy_string(chan->context, args.context, sizeof(chan->context));
08284       chan->priority = 0;
08285       res = 0;
08286    }
08287 done:
08288    pbx_builtin_setvar_helper(chan, "BACKGROUNDSTATUS", mres ? "FAILED" : "SUCCESS");
08289    return res;
08290 }

static int pbx_builtin_busy ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7898 of file pbx.c.

References ast_channel::_state, ast_cdr_busy(), AST_CONTROL_BUSY, ast_indicate(), ast_setstate(), AST_STATE_BUSY, AST_STATE_UP, ast_channel::cdr, and wait_for_hangup().

Referenced by __ast_pbx_run().

07899 {
07900    ast_indicate(chan, AST_CONTROL_BUSY);
07901    /* Don't change state of an UP channel, just indicate
07902       busy in audio */
07903    if (chan->_state != AST_STATE_UP) {
07904       ast_setstate(chan, AST_STATE_BUSY);
07905       ast_cdr_busy(chan->cdr);
07906    }
07907    wait_for_hangup(chan, data);
07908    return -1;
07909 }

static int pbx_builtin_congestion ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7914 of file pbx.c.

References ast_channel::_state, AST_CONTROL_CONGESTION, ast_indicate(), ast_setstate(), AST_STATE_BUSY, AST_STATE_UP, and wait_for_hangup().

Referenced by __ast_pbx_run().

07915 {
07916    ast_indicate(chan, AST_CONTROL_CONGESTION);
07917    /* Don't change state of an UP channel, just indicate
07918       congestion in audio */
07919    if (chan->_state != AST_STATE_UP)
07920       ast_setstate(chan, AST_STATE_BUSY);
07921    wait_for_hangup(chan, data);
07922    return -1;
07923 }

static int pbx_builtin_execiftime ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 8064 of file pbx.c.

References ast_build_timing(), ast_check_timing(), ast_log(), ast_strdupa, ast_strlen_zero(), LOG_WARNING, pbx_exec(), pbx_findapp(), s, S_OR, and strsep().

08065 {
08066    char *s, *appname;
08067    struct ast_timing timing;
08068    struct ast_app *app;
08069    static const char *usage = "ExecIfTime requires an argument:\n  <time range>,<days of week>,<days of month>,<months>?<appname>[(<appargs>)]";
08070 
08071    if (ast_strlen_zero(data)) {
08072       ast_log(LOG_WARNING, "%s\n", usage);
08073       return -1;
08074    }
08075 
08076    appname = ast_strdupa(data);
08077 
08078    s = strsep(&appname, "?"); /* Separate the timerange and application name/data */
08079    if (!appname) {   /* missing application */
08080       ast_log(LOG_WARNING, "%s\n", usage);
08081       return -1;
08082    }
08083 
08084    if (!ast_build_timing(&timing, s)) {
08085       ast_log(LOG_WARNING, "Invalid Time Spec: %s\nCorrect usage: %s\n", s, usage);
08086       return -1;
08087    }
08088 
08089    if (!ast_check_timing(&timing))  /* outside the valid time window, just return */
08090       return 0;
08091 
08092    /* now split appname(appargs) */
08093    if ((s = strchr(appname, '('))) {
08094       char *e;
08095       *s++ = '\0';
08096       if ((e = strrchr(s, ')')))
08097          *e = '\0';
08098       else
08099          ast_log(LOG_WARNING, "Failed to find closing parenthesis\n");
08100    }
08101       
08102 
08103    if ((app = pbx_findapp(appname))) {
08104       return pbx_exec(chan, app, S_OR(s, ""));
08105    } else {
08106       ast_log(LOG_WARNING, "Cannot locate application %s\n", appname);
08107       return -1;
08108    }
08109 }

static int pbx_builtin_goto ( struct ast_channel chan,
void *  data 
) [static]

Goto

Definition at line 8295 of file pbx.c.

References ast_parseable_goto(), ast_verb, ast_channel::context, ast_channel::exten, and ast_channel::priority.

Referenced by pbx_builtin_gotoif(), and pbx_builtin_gotoiftime().

08296 {
08297    int res = ast_parseable_goto(chan, data);
08298    if (!res)
08299       ast_verb(3, "Goto (%s,%s,%d)\n", chan->context, chan->exten, chan->priority + 1);
08300    return res;
08301 }

static int pbx_builtin_gotoiftime ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 8030 of file pbx.c.

References ast_build_timing(), ast_check_timing(), ast_debug, ast_log(), ast_strdupa, ast_strlen_zero(), LOG_WARNING, pbx_builtin_goto(), s, and strsep().

08031 {
08032    char *s, *ts, *branch1, *branch2, *branch;
08033    struct ast_timing timing;
08034 
08035    if (ast_strlen_zero(data)) {
08036       ast_log(LOG_WARNING, "GotoIfTime requires an argument:\n  <time range>,<days of week>,<days of month>,<months>?'labeliftrue':'labeliffalse'\n");
08037       return -1;
08038    }
08039 
08040    ts = s = ast_strdupa(data);
08041 
08042    /* Separate the Goto path */
08043    strsep(&ts, "?");
08044    branch1 = strsep(&ts,":");
08045    branch2 = strsep(&ts,"");
08046 
08047    /* struct ast_include include contained garbage here, fixed by zeroing it on get_timerange */
08048    if (ast_build_timing(&timing, s) && ast_check_timing(&timing))
08049       branch = branch1;
08050    else
08051       branch = branch2;
08052 
08053    if (ast_strlen_zero(branch)) {
08054       ast_debug(1, "Not taking any branch\n");
08055       return 0;
08056    }
08057 
08058    return pbx_builtin_goto(chan, branch);
08059 }

static int pbx_builtin_hangup ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 8000 of file pbx.c.

References AST_CAUSE_NORMAL_CLEARING, ast_log(), ast_str2cause(), ast_strlen_zero(), ast_channel::hangupcause, and LOG_WARNING.

08001 {
08002    if (!ast_strlen_zero(data)) {
08003       int cause;
08004       char *endptr;
08005 
08006       if ((cause = ast_str2cause(data)) > -1) {
08007          chan->hangupcause = cause;
08008          return -1;
08009       }
08010       
08011       cause = strtol((const char *) data, &endptr, 10);
08012       if (cause != 0 || (data != endptr)) {
08013          chan->hangupcause = cause;
08014          return -1;
08015       }
08016          
08017       ast_log(LOG_WARNING, "Invalid cause given to Hangup(): \"%s\"\n", (char *) data);
08018    }
08019 
08020    if (!chan->hangupcause) {
08021       chan->hangupcause = AST_CAUSE_NORMAL_CLEARING;
08022    }
08023 
08024    return -1;
08025 }

static int pbx_builtin_proceeding ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7871 of file pbx.c.

References AST_CONTROL_PROCEEDING, and ast_indicate().

07872 {
07873    ast_indicate(chan, AST_CONTROL_PROCEEDING);
07874    return 0;
07875 }

static int pbx_builtin_progress ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7880 of file pbx.c.

References AST_CONTROL_PROGRESS, and ast_indicate().

07881 {
07882    ast_indicate(chan, AST_CONTROL_PROGRESS);
07883    return 0;
07884 }

static int pbx_builtin_resetcdr ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7972 of file pbx.c.

References ast_app_parse_options(), ast_cdr_reset(), ast_strdupa, ast_strlen_zero(), ast_channel::cdr, and resetcdr_opts.

07973 {
07974    char *args;
07975    struct ast_flags flags = { 0 };
07976 
07977    if (!ast_strlen_zero(data)) {
07978       args = ast_strdupa(data);
07979       ast_app_parse_options(resetcdr_opts, &flags, NULL, args);
07980    }
07981 
07982    ast_cdr_reset(chan->cdr, &flags);
07983 
07984    return 0;
07985 }

static int pbx_builtin_ringing ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7889 of file pbx.c.

References AST_CONTROL_RINGING, and ast_indicate().

07890 {
07891    ast_indicate(chan, AST_CONTROL_RINGING);
07892    return 0;
07893 }

static int pbx_builtin_setamaflags ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 7990 of file pbx.c.

References ast_cdr_setamaflags().

07991 {
07992    /* Copy the AMA Flags as specified */
07993    ast_cdr_setamaflags(chan, data ? data : "");
07994    return 0;
07995 }

static int pbx_builtin_wait ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 8114 of file pbx.c.

References ast_safe_sleep(), and s.

08115 {
08116    double s;
08117    int ms;
08118 
08119    /* Wait for "n" seconds */
08120    if (data && (s = atof(data)) > 0.0) {
08121       ms = s * 1000.0;
08122       return ast_safe_sleep(chan, ms);
08123    }
08124    return 0;
08125 }

static int pbx_builtin_waitexten ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 8130 of file pbx.c.

References ast_channel::_softhangup, AST_APP_ARG, ast_app_parse_options(), AST_CONTROL_HOLD, AST_CONTROL_UNHOLD, AST_DECLARE_APP_ARGS, ast_exists_extension(), ast_get_indication_tone(), ast_indicate(), ast_indicate_data(), ast_log(), ast_playtones_start(), ast_playtones_stop(), AST_SOFTHANGUP_TIMEOUT, AST_STANDARD_APP_ARGS, ast_strdupa, ast_strlen_zero(), ast_test_flag, ast_tonepair_start(), ast_verb, ast_waitfordigit(), ast_channel::cid, ast_callerid::cid_num, ast_channel::context, tone_zone_sound::data, ast_channel::exten, LOG_WARNING, ast_channel::name, parse(), ast_channel::pbx, ast_channel::priority, ast_pbx::rtimeoutms, s, set_ext_pri(), WAITEXTEN_DIALTONE, WAITEXTEN_MOH, waitexten_opts, and ast_channel::zone.

08131 {
08132    int ms, res;
08133    double s;
08134    struct ast_flags flags = {0};
08135    char *opts[1] = { NULL };
08136    char *parse;
08137    AST_DECLARE_APP_ARGS(args,
08138       AST_APP_ARG(timeout);
08139       AST_APP_ARG(options);
08140    );
08141 
08142    if (!ast_strlen_zero(data)) {
08143       parse = ast_strdupa(data);
08144       AST_STANDARD_APP_ARGS(args, parse);
08145    } else
08146       memset(&args, 0, sizeof(args));
08147 
08148    if (args.options)
08149       ast_app_parse_options(waitexten_opts, &flags, opts, args.options);
08150    
08151    if (ast_test_flag(&flags, WAITEXTEN_MOH) && !opts[0] ) {
08152       ast_log(LOG_WARNING, "The 'm' option has been specified for WaitExten without a class.\n"); 
08153    } else if (ast_test_flag(&flags, WAITEXTEN_MOH)) {
08154       ast_indicate_data(chan, AST_CONTROL_HOLD, opts[0], strlen(opts[0]));
08155    } else if (ast_test_flag(&flags, WAITEXTEN_DIALTONE)) {
08156       const struct tone_zone_sound *ts = ast_get_indication_tone(chan->zone, "dial");
08157       if (ts)
08158          ast_playtones_start(chan, 0, ts->data, 0);
08159       else
08160          ast_tonepair_start(chan, 350, 440, 0, 0);
08161    }
08162    /* Wait for "n" seconds */
08163    if (args.timeout && (s = atof(args.timeout)) > 0)
08164        ms = s * 1000.0;
08165    else if (chan->pbx)
08166       ms = chan->pbx->rtimeoutms;
08167    else
08168       ms = 10000;
08169 
08170    res = ast_waitfordigit(chan, ms);
08171    if (!res) {
08172       if (ast_exists_extension(chan, chan->context, chan->exten, chan->priority + 1, chan->cid.cid_num)) {
08173          ast_verb(3, "Timeout on %s, continuing...\n", chan->name);
08174       } else if (chan->_softhangup == AST_SOFTHANGUP_TIMEOUT) {
08175          ast_verb(3, "Call timeout on %s, checking for 'T'\n", chan->name);
08176          res = -1;
08177       } else if (ast_exists_extension(chan, chan->context, "t", 1, chan->cid.cid_num)) {
08178          ast_verb(3, "Timeout on %s, going to 't'\n", chan->name);
08179          set_ext_pri(chan, "t", 0); /* 0 will become 1, next time through the loop */
08180       } else {
08181          ast_log(LOG_WARNING, "Timeout but no rule 't' in context '%s'\n", chan->context);
08182          res = -1;
08183       }
08184    }
08185 
08186    if (ast_test_flag(&flags, WAITEXTEN_MOH))
08187       ast_indicate(chan, AST_CONTROL_UNHOLD);
08188    else if (ast_test_flag(&flags, WAITEXTEN_DIALTONE))
08189       ast_playtones_stop(chan);
08190 
08191    return res;
08192 }


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