d4bd80f0a2d252734562a919020ec5112c60e48e
[asterisk/asterisk.git] / apps / app_dial.c
1 /*
2  * Asterisk -- An open source telephony toolkit.
3  *
4  * Copyright (C) 1999 - 2006, Digium, Inc.
5  *
6  * Mark Spencer <markster@digium.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 /*! \file
20  *
21  * \brief dial() & retrydial() - Trivial application to dial a channel and send an URL on answer
22  *
23  * \author Mark Spencer <markster@digium.com>
24  * 
25  * \ingroup applications
26  */
27
28 #include <stdlib.h>
29 #include <errno.h>
30 #include <unistd.h>
31 #include <string.h>
32 #include <stdlib.h>
33 #include <stdio.h>
34 #include <sys/time.h>
35 #include <sys/signal.h>
36 #include <netinet/in.h>
37
38 #define STATIC_MODULE
39 #include "asterisk.h"
40
41 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
42
43 #include "asterisk/lock.h"
44 #include "asterisk/file.h"
45 #include "asterisk/logger.h"
46 #include "asterisk/channel.h"
47 #include "asterisk/pbx.h"
48 #include "asterisk/options.h"
49 #include "asterisk/module.h"
50 #include "asterisk/translate.h"
51 #include "asterisk/say.h"
52 #include "asterisk/config.h"
53 #include "asterisk/features.h"
54 #include "asterisk/musiconhold.h"
55 #include "asterisk/callerid.h"
56 #include "asterisk/utils.h"
57 #include "asterisk/app.h"
58 #include "asterisk/causes.h"
59 #include "asterisk/rtp.h"
60 #include "asterisk/manager.h"
61 #include "asterisk/privacy.h"
62 #include "asterisk/stringfields.h"
63
64 static char *app = "Dial";
65
66 static char *synopsis = "Place a call and connect to the current channel";
67
68 static char *descrip =
69 "  Dial(Technology/resource[&Tech2/resource2...][|timeout][|options][|URL]):\n"
70 "This applicaiton will place calls to one or more specified channels. As soon\n"
71 "as one of the requested channels answers, the originating channel will be\n"
72 "answered, if it has not already been answered. These two channels will then\n"
73 "be active in a bridged call. All other channels that were requested will then\n"
74 "be hung up.\n"
75 "  Unless there is a timeout specified, the Dial application will wait\n"
76 "indefinitely until one of the called channels answers, the user hangs up, or\n"
77 "if all of the called channels are busy or unavailable. Dialplan executing will\n"
78 "continue if no requested channels can be called, or if the timeout expires.\n\n"
79 "  This application sets the following channel variables upon completion:\n"
80 "    DIALEDTIME   - This is the time from dialing a channel until when it\n"
81 "                   is disconnected.\n" 
82 "    ANSWEREDTIME - This is the amount of time for actual call.\n"
83 "    DIALSTATUS   - This is the status of the call:\n"
84 "                   CHANUNAVAIL | CONGESTION | NOANSWER | BUSY | ANSWER | CANCEL\n" 
85 "                   DONTCALL | TORTURE\n"
86 "  For the Privacy and Screening Modes, the DIALSTATUS variable will be set to\n"
87 "DONTCALL if the called party chooses to send the calling party to the 'Go Away'\n"
88 "script. The DIALSTATUS variable will be set to TORTURE if the called party\n"
89 "wants to send the caller to the 'torture' script.\n"
90 "  This application will report normal termination if the originating channel\n"
91 "hangs up, or if the call is bridged and either of the parties in the bridge\n"
92 "ends the call.\n"
93 "  The optional URL will be sent to the called party if the channel supports it.\n"
94 "  If the OUTBOUND_GROUP variable is set, all peer channels created by this\n"
95 "application will be put into that group (as in Set(GROUP()=...).\n\n"
96 "  Options:\n"
97 "    A(x) - Play an announcement to the called party, using 'x' as the file.\n"
98 "    C    - Reset the CDR for this call.\n"
99 "    d    - Allow the calling user to dial a 1 digit extension while waiting for\n"
100 "           a call to be answered. Exit to that extension if it exists in the\n"
101 "           current context, or the context defined in the EXITCONTEXT variable,\n"
102 "           if it exists.\n"
103 "    D([called][:calling]) - Send the specified DTMF strings *after* the called\n"
104 "           party has answered, but before the call gets bridged. The 'called'\n"
105 "           DTMF string is sent to the called party, and the 'calling' DTMF\n"
106 "           string is sent to the calling party. Both parameters can be used\n"
107 "           alone.\n"   
108 "    f    - Force the callerid of the *calling* channel to be set as the\n"
109 "           extension associated with the channel using a dialplan 'hint'.\n"
110 "           For example, some PSTNs do not allow CallerID to be set to anything\n"
111 "           other than the number assigned to the caller.\n"
112 "    g    - Proceed with dialplan execution at the current extension if the\n"
113 "           destination channel hangs up.\n"
114 "    G(context^exten^pri) - If the call is answered, transfer the calling party to\n"
115 "           the specified priority and the called party to the specified priority+1.\n"
116 "           Optionally, an extension, or extension and context may be specified. \n"
117 "           Otherwise, the current extension is used.\n"
118 "    h    - Allow the called party to hang up by sending the '*' DTMF digit.\n"
119 "    H    - Allow the calling party to hang up by hitting the '*' DTMF digit.\n"
120 "    j    - Jump to priority n+101 if all of the requested channels were busy.\n"
121 "    L(x[:y][:z]) - Limit the call to 'x' ms. Play a warning when 'y' ms are\n"
122 "           left. Repeat the warning every 'z' ms. The following special\n"
123 "           variables can be used with this option:\n"
124 "           * LIMIT_PLAYAUDIO_CALLER   yes|no (default yes)\n"
125 "                                      Play sounds to the caller.\n"
126 "           * LIMIT_PLAYAUDIO_CALLEE   yes|no\n"
127 "                                      Play sounds to the callee.\n"
128 "           * LIMIT_TIMEOUT_FILE       File to play when time is up.\n"
129 "           * LIMIT_CONNECT_FILE       File to play when call begins.\n"
130 "           * LIMIT_WARNING_FILE       File to play as warning if 'y' is defined.\n"
131 "                                      The default is to say the time remaining.\n"
132 "    m([class]) - Provide hold music to the calling party until a requested\n"
133 "           channel answers. A specific MusicOnHold class can be\n"
134 "           specified.\n"
135 "    M(x[^arg]) - Execute the Macro for the *called* channel before connecting\n"
136 "           to the calling channel. Arguments can be specified to the Macro\n"
137 "           using '^' as a delimeter. The Macro can set the variable\n"
138 "           MACRO_RESULT to specify the following actions after the Macro is\n" 
139 "           finished executing.\n"
140 "           * ABORT        Hangup both legs of the call.\n"
141 "           * CONGESTION   Behave as if line congestion was encountered.\n"
142 "           * BUSY         Behave as if a busy signal was encountered. This will also\n"
143 "                          have the application jump to priority n+101 if the\n"
144 "                          'j' option is set.\n"
145 "           * CONTINUE     Hangup the called party and allow the calling party\n"
146 "                          to continue dialplan execution at the next priority.\n"
147 "           * GOTO:<context>^<exten>^<priority> - Transfer the call to the\n"
148 "                          specified priority. Optionally, an extension, or\n"
149 "                          extension and priority can be specified.\n"
150 "    n    - This option is a modifier for the screen/privacy mode. It specifies\n"
151 "           that no introductions are to be saved in the priv-callerintros\n"
152 "           directory.\n"
153 "    N    - This option is a modifier for the screen/privacy mode. It specifies\n"
154 "           that if callerID is present, do not screen the call.\n"
155 "    o    - Specify that the CallerID that was present on the *calling* channel\n"
156 "           be set as the CallerID on the *called* channel. This was the\n"
157 "           behavior of Asterisk 1.0 and earlier.\n"
158 "    p    - This option enables screening mode. This is basically Privacy mode\n"
159 "           without memory.\n"
160 "    P([x]) - Enable privacy mode. Use 'x' as the family/key in the database if\n"
161 "           it is provided. The current extension is used if a database\n"
162 "           family/key is not specified.\n"
163 "    r    - Indicate ringing to the calling party. Pass no audio to the calling\n"
164 "           party until the called channel has answered.\n"
165 "    S(x) - Hang up the call after 'x' seconds *after* the called party has\n"
166 "           answered the call.\n"       
167 "    t    - Allow the called party to transfer the calling party by sending the\n"
168 "           DTMF sequence defined in features.conf.\n"
169 "    T    - Allow the calling party to transfer the called party by sending the\n"
170 "           DTMF sequence defined in features.conf.\n"
171 "    w    - Allow the called party to enable recording of the call by sending\n"
172 "           the DTMF sequence defined for one-touch recording in features.conf.\n"
173 "    W    - Allow the calling party to enable recording of the call by sending\n"
174 "           the DTMF sequence defined for one-touch recording in features.conf.\n";
175
176 /* RetryDial App by Anthony Minessale II <anthmct@yahoo.com> Jan/2005 */
177 static char *rapp = "RetryDial";
178 static char *rsynopsis = "Place a call, retrying on failure allowing optional exit extension.";
179 static char *rdescrip =
180 "  RetryDial(announce|sleep|retries|dialargs): This application will attempt to\n"
181 "place a call using the normal Dial application. If no channel can be reached,\n"
182 "the 'announce' file will be played. Then, it will wait 'sleep' number of\n"
183 "seconds before retying the call. After 'retires' number of attempts, the\n"
184 "calling channel will continue at the next priority in the dialplan. If the\n"
185 "'retries' setting is set to 0, this application will retry endlessly.\n"
186 "  While waiting to retry a call, a 1 digit extension may be dialed. If that\n"
187 "extension exists in either the context defined in ${EXITCONTEXT} or the current\n"
188 "one, The call will jump to that extension immediately.\n"
189 "  The 'dialargs' are specified in the same format that arguments are provided\n"
190 "to the Dial application.\n";
191
192 enum {
193         OPT_ANNOUNCE =          (1 << 0),
194         OPT_RESETCDR =          (1 << 1),
195         OPT_DTMF_EXIT =         (1 << 2),
196         OPT_SENDDTMF =          (1 << 3),
197         OPT_FORCECLID =         (1 << 4),
198         OPT_GO_ON =             (1 << 5),
199         OPT_CALLEE_HANGUP =     (1 << 6),
200         OPT_CALLER_HANGUP =     (1 << 7),
201         OPT_PRIORITY_JUMP =     (1 << 8),
202         OPT_DURATION_LIMIT =    (1 << 9),
203         OPT_MUSICBACK =         (1 << 10),
204         OPT_CALLEE_MACRO =      (1 << 11),
205         OPT_SCREEN_NOINTRO =    (1 << 12),
206         OPT_SCREEN_NOCLID =     (1 << 13),
207         OPT_ORIGINAL_CLID =     (1 << 14),
208         OPT_SCREENING =         (1 << 15),
209         OPT_PRIVACY =           (1 << 16),
210         OPT_RINGBACK =          (1 << 17),
211         OPT_DURATION_STOP =     (1 << 18),
212         OPT_CALLEE_TRANSFER =   (1 << 19),
213         OPT_CALLER_TRANSFER =   (1 << 20),
214         OPT_CALLEE_MONITOR =    (1 << 21),
215         OPT_CALLER_MONITOR =    (1 << 22),
216         OPT_GOTO =              (1 << 23),
217 } dial_exec_option_flags;
218
219 #define DIAL_STILLGOING                 (1 << 30)
220 #define DIAL_NOFORWARDHTML              (1 << 31)
221
222 enum {
223         OPT_ARG_ANNOUNCE = 0,
224         OPT_ARG_SENDDTMF,
225         OPT_ARG_GOTO,
226         OPT_ARG_DURATION_LIMIT,
227         OPT_ARG_MUSICBACK,
228         OPT_ARG_CALLEE_MACRO,
229         OPT_ARG_PRIVACY,
230         OPT_ARG_DURATION_STOP,
231         /* note: this entry _MUST_ be the last one in the enum */
232         OPT_ARG_ARRAY_SIZE,
233 } dial_exec_option_args;
234
235 AST_APP_OPTIONS(dial_exec_options, {
236         AST_APP_OPTION_ARG('A', OPT_ANNOUNCE, OPT_ARG_ANNOUNCE),
237         AST_APP_OPTION('C', OPT_RESETCDR),
238         AST_APP_OPTION('d', OPT_DTMF_EXIT),
239         AST_APP_OPTION_ARG('D', OPT_SENDDTMF, OPT_ARG_SENDDTMF),
240         AST_APP_OPTION('f', OPT_FORCECLID),
241         AST_APP_OPTION('g', OPT_GO_ON),
242         AST_APP_OPTION_ARG('G', OPT_GOTO, OPT_ARG_GOTO),
243         AST_APP_OPTION('h', OPT_CALLEE_HANGUP),
244         AST_APP_OPTION('H', OPT_CALLER_HANGUP),
245         AST_APP_OPTION('j', OPT_PRIORITY_JUMP),
246         AST_APP_OPTION_ARG('L', OPT_DURATION_LIMIT, OPT_ARG_DURATION_LIMIT),
247         AST_APP_OPTION_ARG('m', OPT_MUSICBACK, OPT_ARG_MUSICBACK),
248         AST_APP_OPTION_ARG('M', OPT_CALLEE_MACRO, OPT_ARG_CALLEE_MACRO),
249         AST_APP_OPTION('n', OPT_SCREEN_NOINTRO),
250         AST_APP_OPTION('N', OPT_SCREEN_NOCLID),
251         AST_APP_OPTION('o', OPT_ORIGINAL_CLID),
252         AST_APP_OPTION('p', OPT_SCREENING),
253         AST_APP_OPTION_ARG('P', OPT_PRIVACY, OPT_ARG_PRIVACY),
254         AST_APP_OPTION('r', OPT_RINGBACK),
255         AST_APP_OPTION_ARG('S', OPT_DURATION_STOP, OPT_ARG_DURATION_STOP),
256         AST_APP_OPTION('t', OPT_CALLEE_TRANSFER),
257         AST_APP_OPTION('T', OPT_CALLER_TRANSFER),
258         AST_APP_OPTION('w', OPT_CALLEE_MONITOR),
259         AST_APP_OPTION('W', OPT_CALLER_MONITOR),
260 });
261
262 /* We define a custom "local user" structure because we
263    use it not only for keeping track of what is in use but
264    also for keeping track of who we're dialing. */
265
266 struct dial_localuser {
267         struct ast_channel *chan;
268         unsigned int flags;
269         int forwards;
270         struct dial_localuser *next;
271 };
272
273 LOCAL_USER_DECL;
274
275 static void hanguptree(struct dial_localuser *outgoing, struct ast_channel *exception)
276 {
277         /* Hang up a tree of stuff */
278         struct dial_localuser *oo;
279         while (outgoing) {
280                 /* Hangup any existing lines we have open */
281                 if (outgoing->chan && (outgoing->chan != exception))
282                         ast_hangup(outgoing->chan);
283                 oo = outgoing;
284                 outgoing=outgoing->next;
285                 free(oo);
286         }
287 }
288
289 #define AST_MAX_FORWARDS   8
290
291 #define AST_MAX_WATCHERS 256
292
293 #define HANDLE_CAUSE(cause, chan) do { \
294         switch(cause) { \
295         case AST_CAUSE_BUSY: \
296                 if (chan->cdr) \
297                         ast_cdr_busy(chan->cdr); \
298                 numbusy++; \
299                 break; \
300         case AST_CAUSE_CONGESTION: \
301                 if (chan->cdr) \
302                         ast_cdr_failed(chan->cdr); \
303                 numcongestion++; \
304                 break; \
305         case AST_CAUSE_UNREGISTERED: \
306                 if (chan->cdr) \
307                         ast_cdr_failed(chan->cdr); \
308                 numnochan++; \
309                 break; \
310         default: \
311                 numnochan++; \
312                 break; \
313         } \
314 } while (0)
315
316
317 static int onedigit_goto(struct ast_channel *chan, const char *context, char exten, int pri) 
318 {
319         char rexten[2] = { exten, '\0' };
320
321         if (context) {
322                 if (!ast_goto_if_exists(chan, context, rexten, pri))
323                         return 1;
324         } else {
325                 if (!ast_goto_if_exists(chan, chan->context, rexten, pri))
326                         return 1;
327                 else if (!ast_strlen_zero(chan->macrocontext)) {
328                         if (!ast_goto_if_exists(chan, chan->macrocontext, rexten, pri))
329                                 return 1;
330                 }
331         }
332         return 0;
333 }
334
335
336 static char *get_cid_name(char *name, int namelen, struct ast_channel *chan)
337 {
338         char *context;
339         char *exten;
340         if (!ast_strlen_zero(chan->macrocontext))
341                 context = chan->macrocontext;
342         else
343                 context = chan->context;
344
345         if (!ast_strlen_zero(chan->macroexten))
346                 exten = chan->macroexten;
347         else
348                 exten = chan->exten;
349
350         if (ast_get_hint(NULL, 0, name, namelen, chan, context, exten))
351                 return name;
352         else
353                 return "";
354 }
355
356 static void senddialevent(struct ast_channel *src, struct ast_channel *dst)
357 {
358         manager_event(EVENT_FLAG_CALL, "Dial", 
359                            "Source: %s\r\n"
360                            "Destination: %s\r\n"
361                            "CallerID: %s\r\n"
362                            "CallerIDName: %s\r\n"
363                            "SrcUniqueID: %s\r\n"
364                            "DestUniqueID: %s\r\n",
365                            src->name, dst->name, src->cid.cid_num ? src->cid.cid_num : "<unknown>",
366                            src->cid.cid_name ? src->cid.cid_name : "<unknown>", src->uniqueid,
367                            dst->uniqueid);
368 }
369
370 static struct ast_channel *wait_for_answer(struct ast_channel *in, struct dial_localuser *outgoing, int *to, struct ast_flags *peerflags, int *sentringing, char *status, size_t statussize, int busystart, int nochanstart, int congestionstart, int priority_jump, int *result)
371 {
372         struct dial_localuser *o;
373         int found;
374         int numlines;
375         int numbusy = busystart;
376         int numcongestion = congestionstart;
377         int numnochan = nochanstart;
378         int prestart = busystart + congestionstart + nochanstart;
379         int cause;
380         int orig = *to;
381         struct ast_frame *f;
382         struct ast_channel *peer = NULL;
383         struct ast_channel *watchers[AST_MAX_WATCHERS];
384         int pos;
385         int single;
386         struct ast_channel *winner;
387         const char *context = NULL;
388         char cidname[AST_MAX_EXTENSION];
389
390         single = (outgoing && !outgoing->next && !ast_test_flag(outgoing, OPT_MUSICBACK | OPT_RINGBACK));
391         
392         if (single) {
393                 /* Turn off hold music, etc */
394                 ast_deactivate_generator(in);
395                 /* If we are calling a single channel, make them compatible for in-band tone purpose */
396                 ast_channel_make_compatible(outgoing->chan, in);
397         }
398         
399         
400         while (*to && !peer) {
401                 o = outgoing;
402                 found = -1;
403                 pos = 1;
404                 numlines = prestart;
405                 watchers[0] = in;
406                 while (o) {
407                         /* Keep track of important channels */
408                         if (ast_test_flag(o, DIAL_STILLGOING) && o->chan) {
409                                 watchers[pos++] = o->chan;
410                                 found = 1;
411                         }
412                         o = o->next;
413                         numlines++;
414                 }
415                 if (found < 0) {
416                         if (numlines == (numbusy + numcongestion + numnochan)) {
417                                 if (option_verbose > 2)
418                                         ast_verbose( VERBOSE_PREFIX_2 "Everyone is busy/congested at this time (%d:%d/%d/%d)\n", numlines, numbusy, numcongestion, numnochan);
419                                 if (numbusy)
420                                         strcpy(status, "BUSY"); 
421                                 else if (numcongestion)
422                                         strcpy(status, "CONGESTION");
423                                 else if (numnochan)
424                                         strcpy(status, "CHANUNAVAIL");
425                                 if (ast_opt_priority_jumping || priority_jump)
426                                         ast_goto_if_exists(in, in->context, in->exten, in->priority + 101);
427                         } else {
428                                 if (option_verbose > 2)
429                                         ast_verbose(VERBOSE_PREFIX_3 "No one is available to answer at this time (%d:%d/%d/%d)\n", numlines, numbusy, numcongestion, numnochan);
430                         }
431                         *to = 0;
432                         return NULL;
433                 }
434                 winner = ast_waitfor_n(watchers, pos, to);
435                 o = outgoing;
436                 while (o) {
437                         if (ast_test_flag(o, DIAL_STILLGOING) && o->chan && (o->chan->_state == AST_STATE_UP)) {
438                                 if (!peer) {
439                                         if (option_verbose > 2)
440                                                 ast_verbose(VERBOSE_PREFIX_3 "%s answered %s\n", o->chan->name, in->name);
441                                         peer = o->chan;
442                                         ast_copy_flags(peerflags, o,
443                                                        OPT_CALLEE_TRANSFER | OPT_CALLER_TRANSFER |
444                                                        OPT_CALLEE_HANGUP | OPT_CALLER_HANGUP |
445                                                        OPT_CALLEE_MONITOR | OPT_CALLER_MONITOR |
446                                                        DIAL_NOFORWARDHTML);
447                                 }
448                         } else if (o->chan && (o->chan == winner)) {
449                                 if (!ast_strlen_zero(o->chan->call_forward)) {
450                                         char tmpchan[256];
451                                         char *stuff;
452                                         char *tech;
453                                         const char *forward_context;
454
455                                         ast_copy_string(tmpchan, o->chan->call_forward, sizeof(tmpchan));
456                                         if ((stuff = strchr(tmpchan, '/'))) {
457                                                 *stuff = '\0';
458                                                 stuff++;
459                                                 tech = tmpchan;
460                                         } else {
461                                                 forward_context = pbx_builtin_getvar_helper(o->chan, "FORWARD_CONTEXT");
462                                                 snprintf(tmpchan, sizeof(tmpchan), "%s@%s", o->chan->call_forward, forward_context ? forward_context : o->chan->context);
463                                                 stuff = tmpchan;
464                                                 tech = "Local";
465                                         }
466                                         /* Before processing channel, go ahead and check for forwarding */
467                                         o->forwards++;
468                                         if (o->forwards < AST_MAX_FORWARDS) {
469                                                 if (option_verbose > 2)
470                                                         ast_verbose(VERBOSE_PREFIX_3 "Now forwarding %s to '%s/%s' (thanks to %s)\n", in->name, tech, stuff, o->chan->name);
471                                                 /* Setup parameters */
472                                                 o->chan = ast_request(tech, in->nativeformats, stuff, &cause);
473                                                 if (!o->chan)
474                                                         ast_log(LOG_NOTICE, "Unable to create local channel for call forward to '%s/%s' (cause = %d)\n", tech, stuff, cause);
475                                         } else {
476                                                 if (option_verbose > 2)
477                                                         ast_verbose(VERBOSE_PREFIX_3 "Too many forwards from %s\n", o->chan->name);
478                                                 cause = AST_CAUSE_CONGESTION;
479                                                 o->chan = NULL;
480                                         }
481                                         if (!o->chan) {
482                                                 ast_clear_flag(o, DIAL_STILLGOING);     
483                                                 HANDLE_CAUSE(cause, in);
484                                         } else {
485                                                 ast_rtp_make_compatible(o->chan, in);
486                                                 if (o->chan->cid.cid_num)
487                                                         free(o->chan->cid.cid_num);
488                                                 o->chan->cid.cid_num = NULL;
489                                                 if (o->chan->cid.cid_name)
490                                                         free(o->chan->cid.cid_name);
491                                                 o->chan->cid.cid_name = NULL;
492
493                                                 if (ast_test_flag(o, OPT_FORCECLID)) {
494                                                         char *newcid = NULL;
495
496                                                         if (!ast_strlen_zero(in->macroexten))
497                                                                 newcid = in->macroexten;
498                                                         else
499                                                                 newcid = in->exten;
500                                                         o->chan->cid.cid_num = strdup(newcid);
501                                                         ast_string_field_set(o->chan, accountcode, winner->accountcode);
502                                                         o->chan->cdrflags = winner->cdrflags;
503                                                         if (!o->chan->cid.cid_num)
504                                                                 ast_log(LOG_WARNING, "Out of memory\n");
505                                                 } else {
506                                                         if (in->cid.cid_num) {
507                                                                 o->chan->cid.cid_num = strdup(in->cid.cid_num);
508                                                                 if (!o->chan->cid.cid_num)
509                                                                         ast_log(LOG_WARNING, "Out of memory\n");        
510                                                         }
511                                                         if (in->cid.cid_name) {
512                                                                 o->chan->cid.cid_name = strdup(in->cid.cid_name);
513                                                                 if (!o->chan->cid.cid_name)
514                                                                         ast_log(LOG_WARNING, "Out of memory\n");        
515                                                         }
516                                                         ast_string_field_set(o->chan, accountcode, in->accountcode);
517                                                         o->chan->cdrflags = in->cdrflags;
518                                                 }
519
520                                                 if (in->cid.cid_ani) {
521                                                         if (o->chan->cid.cid_ani)
522                                                                 free(o->chan->cid.cid_ani);
523                                                         o->chan->cid.cid_ani = strdup(in->cid.cid_ani);
524                                                         if (!o->chan->cid.cid_ani)
525                                                                 ast_log(LOG_WARNING, "Out of memory\n");
526                                                 }
527                                                 if (o->chan->cid.cid_rdnis) 
528                                                         free(o->chan->cid.cid_rdnis);
529                                                 if (!ast_strlen_zero(in->macroexten))
530                                                         o->chan->cid.cid_rdnis = strdup(in->macroexten);
531                                                 else
532                                                         o->chan->cid.cid_rdnis = strdup(in->exten);
533                                                 if (ast_call(o->chan, tmpchan, 0)) {
534                                                         ast_log(LOG_NOTICE, "Failed to dial on local channel for call forward to '%s'\n", tmpchan);
535                                                         ast_clear_flag(o, DIAL_STILLGOING);     
536                                                         ast_hangup(o->chan);
537                                                         o->chan = NULL;
538                                                         numnochan++;
539                                                 } else {
540                                                         senddialevent(in, o->chan);
541                                                         /* After calling, set callerid to extension */
542                                                         if (!ast_test_flag(peerflags, OPT_ORIGINAL_CLID))
543                                                                 ast_set_callerid(o->chan, S_OR(in->macroexten, in->exten), get_cid_name(cidname, sizeof(cidname), in), NULL);
544                                                 }
545                                         }
546                                         /* Hangup the original channel now, in case we needed it */
547                                         ast_hangup(winner);
548                                         continue;
549                                 }
550                                 f = ast_read(winner);
551                                 if (f) {
552                                         if (f->frametype == AST_FRAME_CONTROL) {
553                                                 switch(f->subclass) {
554                                                 case AST_CONTROL_ANSWER:
555                                                         /* This is our guy if someone answered. */
556                                                         if (!peer) {
557                                                                 if (option_verbose > 2)
558                                                                         ast_verbose( VERBOSE_PREFIX_3 "%s answered %s\n", o->chan->name, in->name);
559                                                                 peer = o->chan;
560                                                                 ast_copy_flags(peerflags, o,
561                                                                                OPT_CALLEE_TRANSFER | OPT_CALLER_TRANSFER |
562                                                                                OPT_CALLEE_HANGUP | OPT_CALLER_HANGUP |
563                                                                                OPT_CALLEE_MONITOR | OPT_CALLER_MONITOR |
564                                                                                DIAL_NOFORWARDHTML);
565                                                         }
566                                                         /* If call has been answered, then the eventual hangup is likely to be normal hangup */
567                                                         in->hangupcause = AST_CAUSE_NORMAL_CLEARING;
568                                                         o->chan->hangupcause = AST_CAUSE_NORMAL_CLEARING;
569                                                         break;
570                                                 case AST_CONTROL_BUSY:
571                                                         if (option_verbose > 2)
572                                                                 ast_verbose(VERBOSE_PREFIX_3 "%s is busy\n", o->chan->name);
573                                                         in->hangupcause = o->chan->hangupcause;
574                                                         ast_hangup(o->chan);
575                                                         o->chan = NULL;
576                                                         ast_clear_flag(o, DIAL_STILLGOING);     
577                                                         HANDLE_CAUSE(AST_CAUSE_BUSY, in);
578                                                         break;
579                                                 case AST_CONTROL_CONGESTION:
580                                                         if (option_verbose > 2)
581                                                                 ast_verbose(VERBOSE_PREFIX_3 "%s is circuit-busy\n", o->chan->name);
582                                                         in->hangupcause = o->chan->hangupcause;
583                                                         ast_hangup(o->chan);
584                                                         o->chan = NULL;
585                                                         ast_clear_flag(o, DIAL_STILLGOING);
586                                                         HANDLE_CAUSE(AST_CAUSE_CONGESTION, in);
587                                                         break;
588                                                 case AST_CONTROL_RINGING:
589                                                         if (option_verbose > 2)
590                                                                 ast_verbose(VERBOSE_PREFIX_3 "%s is ringing\n", o->chan->name);
591                                                         if (!(*sentringing) && !ast_test_flag(outgoing, OPT_MUSICBACK)) {
592                                                                 ast_indicate(in, AST_CONTROL_RINGING);
593                                                                 (*sentringing)++;
594                                                         }
595                                                         break;
596                                                 case AST_CONTROL_PROGRESS:
597                                                         if (option_verbose > 2)
598                                                                 ast_verbose (VERBOSE_PREFIX_3 "%s is making progress passing it to %s\n", o->chan->name,in->name);
599                                                         if (!ast_test_flag(outgoing, OPT_RINGBACK))
600                                                                 ast_indicate(in, AST_CONTROL_PROGRESS);
601                                                         break;
602                                                 case AST_CONTROL_VIDUPDATE:
603                                                         if (option_verbose > 2)
604                                                                 ast_verbose (VERBOSE_PREFIX_3 "%s requested a video update, passing it to %s\n", o->chan->name,in->name);
605                                                         ast_indicate(in, AST_CONTROL_VIDUPDATE);
606                                                         break;
607                                                 case AST_CONTROL_PROCEEDING:
608                                                         if (option_verbose > 2)
609                                                                 ast_verbose (VERBOSE_PREFIX_3 "%s is proceeding passing it to %s\n", o->chan->name,in->name);
610                                                         if (!ast_test_flag(outgoing, OPT_RINGBACK))
611                                                                 ast_indicate(in, AST_CONTROL_PROCEEDING);
612                                                         break;
613                                                 case AST_CONTROL_HOLD:
614                                                         if (option_verbose > 2)
615                                                                 ast_verbose(VERBOSE_PREFIX_3 "Call on %s placed on hold\n", o->chan->name);
616                                                         ast_indicate(in, AST_CONTROL_HOLD);
617                                                         break;
618                                                 case AST_CONTROL_UNHOLD:
619                                                         if (option_verbose > 2)
620                                                                 ast_verbose(VERBOSE_PREFIX_3 "Call on %s left from hold\n", o->chan->name);
621                                                         ast_indicate(in, AST_CONTROL_UNHOLD);
622                                                         break;
623                                                 case AST_CONTROL_OFFHOOK:
624                                                 case AST_CONTROL_FLASH:
625                                                         /* Ignore going off hook and flash */
626                                                         break;
627                                                 case -1:
628                                                         if (!ast_test_flag(outgoing, OPT_RINGBACK | OPT_MUSICBACK)) {
629                                                                 if (option_verbose > 2)
630                                                                         ast_verbose(VERBOSE_PREFIX_3 "%s stopped sounds\n", o->chan->name);
631                                                                 ast_indicate(in, -1);
632                                                                 (*sentringing) = 0;
633                                                         }
634                                                         break;
635                                                 default:
636                                                         if (option_debug)
637                                                                 ast_log(LOG_DEBUG, "Dunno what to do with control type %d\n", f->subclass);
638                                                 }
639                                         } else if (single && (f->frametype == AST_FRAME_VOICE) && 
640                                                                 !(ast_test_flag(outgoing, OPT_RINGBACK|OPT_MUSICBACK))) {
641                                                 if (ast_write(in, f)) 
642                                                         ast_log(LOG_WARNING, "Unable to forward voice frame\n");
643                                         } else if (single && (f->frametype == AST_FRAME_IMAGE) && 
644                                                                 !(ast_test_flag(outgoing, OPT_RINGBACK|OPT_MUSICBACK))) {
645                                                 if (ast_write(in, f))
646                                                         ast_log(LOG_WARNING, "Unable to forward image\n");
647                                         } else if (single && (f->frametype == AST_FRAME_TEXT) && 
648                                                                 !(ast_test_flag(outgoing, OPT_RINGBACK|OPT_MUSICBACK))) {
649                                                 if (ast_write(in, f))
650                                                         ast_log(LOG_WARNING, "Unable to send text\n");
651                                         } else if (single && (f->frametype == AST_FRAME_HTML) && !ast_test_flag(outgoing, DIAL_NOFORWARDHTML))
652                                                 if(ast_channel_sendhtml(in, f->subclass, f->data, f->datalen) == -1)
653                                                         ast_log(LOG_WARNING, "Unable to send URL\n");
654
655                                         ast_frfree(f);
656                                 } else {
657                                         in->hangupcause = o->chan->hangupcause;
658                                         ast_hangup(o->chan);
659                                         o->chan = NULL;
660                                         ast_clear_flag(o, DIAL_STILLGOING);
661                                         HANDLE_CAUSE(in->hangupcause, in);
662                                 }
663                         }
664                         o = o->next;
665                 }
666                 if (winner == in) {
667                         f = ast_read(in);
668 #if 0
669                         if (f && (f->frametype != AST_FRAME_VOICE))
670                                 printf("Frame type: %d, %d\n", f->frametype, f->subclass);
671                         else if (!f || (f->frametype != AST_FRAME_VOICE))
672                                 printf("Hangup received on %s\n", in->name);
673 #endif
674                         if (!f || ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_HANGUP))) {
675                                 /* Got hung up */
676                                 *to = -1;
677                                 strcpy(status, "CANCEL");
678                                 if (f)
679                                         ast_frfree(f);
680                                 return NULL;
681                         }
682
683                         if (f && (f->frametype == AST_FRAME_DTMF)) {
684                                 if (ast_test_flag(peerflags, OPT_DTMF_EXIT)) {
685                                         context = pbx_builtin_getvar_helper(in, "EXITCONTEXT");
686                                         if (onedigit_goto(in, context, (char) f->subclass, 1)) {
687                                                 if (option_verbose > 2)
688                                                         ast_verbose(VERBOSE_PREFIX_3 "User hit %c to disconnect call.\n", f->subclass);
689                                                 *to=0;
690                                                 *result = f->subclass;
691                                                 strcpy(status, "CANCEL");
692                                                 ast_frfree(f);
693                                                 return NULL;
694                                         }
695                                 }
696
697                                 if (ast_test_flag(peerflags, OPT_CALLER_HANGUP) && 
698                                                   (f->subclass == '*')) { /* hmm it it not guaranteed to be '*' anymore. */
699                                         if (option_verbose > 2)
700                                                 ast_verbose(VERBOSE_PREFIX_3 "User hit %c to disconnect call.\n", f->subclass);
701                                         *to=0;
702                                         strcpy(status, "CANCEL");
703                                         ast_frfree(f);
704                                         return NULL;
705                                 }
706                         }
707
708                         /* Forward HTML stuff */
709                         if (single && f && (f->frametype == AST_FRAME_HTML) && !ast_test_flag(outgoing, DIAL_NOFORWARDHTML)) 
710                                 if(ast_channel_sendhtml(outgoing->chan, f->subclass, f->data, f->datalen) == -1)
711                                         ast_log(LOG_WARNING, "Unable to send URL\n");
712                         
713
714                         if (single && ((f->frametype == AST_FRAME_VOICE) || (f->frametype == AST_FRAME_DTMF)))  {
715                                 if (ast_write(outgoing->chan, f))
716                                         ast_log(LOG_WARNING, "Unable to forward voice\n");
717                         }
718                         if (single && (f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_VIDUPDATE)) {
719                                 if (option_verbose > 2)
720                                         ast_verbose(VERBOSE_PREFIX_3 "%s requested a video update, passing it to %s\n", in->name,outgoing->chan->name);
721                                 ast_indicate(outgoing->chan, AST_CONTROL_VIDUPDATE);
722                         }
723                         ast_frfree(f);
724                 }
725                 if (!*to && (option_verbose > 2))
726                         ast_verbose(VERBOSE_PREFIX_3 "Nobody picked up in %d ms\n", orig);
727         }
728
729         return peer;
730         
731 }
732
733 static int dial_exec_full(struct ast_channel *chan, void *data, struct ast_flags *peerflags)
734 {
735         int res=-1;
736         struct localuser *u;
737         char *tech, *number, *rest, *cur;
738         char privcid[256];
739         char privintro[1024];
740         struct dial_localuser *outgoing=NULL, *tmp;
741         struct ast_channel *peer;
742         int to;
743         int numbusy = 0;
744         int numcongestion = 0;
745         int numnochan = 0;
746         int cause;
747         char numsubst[AST_MAX_EXTENSION];
748         char cidname[AST_MAX_EXTENSION];
749         char toast[80];
750         char *l;
751         int privdb_val=0;
752         unsigned int calldurationlimit=0;
753         struct ast_bridge_config config;
754         long timelimit = 0;
755         long play_warning = 0;
756         long warning_freq=0;
757         const char *warning_sound=NULL;
758         const char *end_sound=NULL;
759         const char *start_sound=NULL;
760         char *dtmfcalled=NULL, *dtmfcalling=NULL;
761         const char *var;
762         char status[256];
763         int play_to_caller=0,play_to_callee=0;
764         int sentringing=0, moh=0;
765         const char *outbound_group = NULL;
766         const char *macro_result = NULL;
767         char *macro_transfer_dest = NULL;
768         int digit = 0, result = 0;
769         time_t start_time, answer_time, end_time;
770         struct ast_app *app = NULL;
771
772         char *parse;
773         AST_DECLARE_APP_ARGS(args,
774                              AST_APP_ARG(peers);
775                              AST_APP_ARG(timeout);
776                              AST_APP_ARG(options);
777                              AST_APP_ARG(url);
778         );
779         struct ast_flags opts = { 0, };
780         char *opt_args[OPT_ARG_ARRAY_SIZE];
781
782         if (ast_strlen_zero(data)) {
783                 ast_log(LOG_WARNING, "Dial requires an argument (technology/number)\n");
784                 return -1;
785         }
786
787         LOCAL_USER_ADD(u);
788
789         if (!(parse = ast_strdupa(data))) {
790                 LOCAL_USER_REMOVE(u);
791                 return -1;
792         }
793         
794         AST_STANDARD_APP_ARGS(args, parse);
795
796         if (!ast_strlen_zero(args.options)) {
797                 if (ast_app_parse_options(dial_exec_options, &opts, opt_args, args.options)) {
798                         LOCAL_USER_REMOVE(u);
799                         return -1;
800                 }
801         }
802
803         if (ast_strlen_zero(args.peers)) {
804                 ast_log(LOG_WARNING, "Dial requires an argument (technology/number)\n");
805                 LOCAL_USER_REMOVE(u);
806                 return -1;
807         }
808
809         if (ast_test_flag(&opts, OPT_DURATION_STOP) && !ast_strlen_zero(opt_args[OPT_ARG_DURATION_STOP])) {
810                 calldurationlimit = atoi(opt_args[OPT_ARG_DURATION_STOP]);
811                 if (option_verbose > 2)
812                         ast_verbose(VERBOSE_PREFIX_3 "Setting call duration limit to %d seconds.\n", calldurationlimit);                        
813         }
814
815         if (ast_test_flag(&opts, OPT_SENDDTMF) && !ast_strlen_zero(opt_args[OPT_ARG_SENDDTMF])) {
816                 parse = opt_args[OPT_ARG_SENDDTMF];
817                 dtmfcalled = strsep(&parse, ":");
818                 dtmfcalling = parse;
819         }
820
821         if (ast_test_flag(&opts, OPT_DURATION_LIMIT) && !ast_strlen_zero(opt_args[OPT_ARG_DURATION_LIMIT])) {
822                 char *limit_str, *warning_str, *warnfreq_str;
823
824                 parse = opt_args[OPT_ARG_DURATION_LIMIT];
825                 limit_str = strsep(&parse, ":");
826                 warning_str = strsep(&parse, ":");
827                 warnfreq_str = parse;
828
829                 timelimit = atol(limit_str);
830                 if (warning_str)
831                         play_warning = atol(warning_str);
832                 if (warnfreq_str)
833                         warning_freq = atol(warnfreq_str);
834
835                 if (!timelimit) {
836                         timelimit = play_to_caller = play_to_callee = play_warning = warning_freq = 0;
837                         warning_sound = NULL;
838                 }
839
840                 var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLER");
841                 play_to_caller = var ? ast_true(var) : 1;
842                 
843                 var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLEE");
844                 play_to_callee = var ? ast_true(var) : 0;
845                 
846                 if (!play_to_caller && !play_to_callee)
847                         play_to_caller=1;
848                 
849                 var = pbx_builtin_getvar_helper(chan,"LIMIT_WARNING_FILE");
850                 warning_sound = var ? var : "timeleft";
851                 
852                 var = pbx_builtin_getvar_helper(chan,"LIMIT_TIMEOUT_FILE");
853                 end_sound = var ? var : NULL;
854                 
855                 var = pbx_builtin_getvar_helper(chan,"LIMIT_CONNECT_FILE");
856                 start_sound = var ? var : NULL;
857
858                 /* undo effect of S(x) in case they are both used */
859                 calldurationlimit = 0; 
860                 /* more efficient do it like S(x) does since no advanced opts*/
861                 if (!play_warning && !start_sound && !end_sound && timelimit) { 
862                         calldurationlimit = timelimit/1000;
863                         timelimit = play_to_caller = play_to_callee = play_warning = warning_freq = 0;
864                 } else if (option_verbose > 2) {
865                         ast_verbose(VERBOSE_PREFIX_3 "Limit Data for this call:\n");
866                         ast_verbose(VERBOSE_PREFIX_3 "- timelimit     = %ld\n", timelimit);
867                         ast_verbose(VERBOSE_PREFIX_3 "- play_warning  = %ld\n", play_warning);
868                         ast_verbose(VERBOSE_PREFIX_3 "- play_to_caller= %s\n", play_to_caller ? "yes" : "no");
869                         ast_verbose(VERBOSE_PREFIX_3 "- play_to_callee= %s\n", play_to_callee ? "yes" : "no");
870                         ast_verbose(VERBOSE_PREFIX_3 "- warning_freq  = %ld\n", warning_freq);
871                         ast_verbose(VERBOSE_PREFIX_3 "- start_sound   = %s\n", start_sound ? start_sound : "UNDEF");
872                         ast_verbose(VERBOSE_PREFIX_3 "- warning_sound = %s\n", warning_sound ? warning_sound : "UNDEF");
873                         ast_verbose(VERBOSE_PREFIX_3 "- end_sound     = %s\n", end_sound ? end_sound : "UNDEF");
874                 }
875         }
876
877         if (ast_test_flag(&opts, OPT_RESETCDR) && chan->cdr)
878                 ast_cdr_reset(chan->cdr, NULL);
879         if (ast_test_flag(&opts, OPT_PRIVACY) && ast_strlen_zero(opt_args[OPT_ARG_PRIVACY]))
880                 opt_args[OPT_ARG_PRIVACY] = ast_strdupa(chan->exten);
881         if (ast_test_flag(&opts, OPT_PRIVACY) || ast_test_flag(&opts, OPT_SCREENING)) {
882                 char callerid[60];
883
884                 l = chan->cid.cid_num;
885                 if (!ast_strlen_zero(l)) {
886                         ast_shrink_phone_number(l);
887                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
888                                 if (option_verbose > 2)
889                                         ast_verbose(VERBOSE_PREFIX_3  "Privacy DB is '%s', clid is '%s'\n",
890                                                      opt_args[OPT_ARG_PRIVACY], l);
891                                 privdb_val = ast_privacy_check(opt_args[OPT_ARG_PRIVACY], l);
892                         }
893                         else {
894                                 if (option_verbose > 2)
895                                         ast_verbose(VERBOSE_PREFIX_3  "Privacy Screening, clid is '%s'\n", l);
896                                 privdb_val = AST_PRIVACY_UNKNOWN;
897                         }
898                 } else {
899                         char *tnam, *tn2;
900
901                         tnam = ast_strdupa(chan->name);
902                         /* clean the channel name so slashes don't try to end up in disk file name */
903                         for(tn2 = tnam; *tn2; tn2++) {
904                                 if( *tn2=='/')
905                                         *tn2 = '=';  /* any other chars to be afraid of? */
906                         }
907                         if (option_verbose > 2)
908                                 ast_verbose(VERBOSE_PREFIX_3  "Privacy-- callerid is empty\n");
909
910                         snprintf(callerid, sizeof(callerid), "NOCALLERID_%s%s", chan->exten, tnam);
911                         l = callerid;
912                         privdb_val = AST_PRIVACY_UNKNOWN;
913                 }
914                 
915                 ast_copy_string(privcid,l,sizeof(privcid));
916
917                 if( strncmp(privcid,"NOCALLERID",10) != 0 && ast_test_flag(&opts, OPT_SCREEN_NOCLID) ) { /* if callerid is set, and ast_test_flag(&opts, OPT_SCREEN_NOCLID) is set also */  
918                         if (option_verbose > 2)
919                                 ast_verbose( VERBOSE_PREFIX_3  "CallerID set (%s); N option set; Screening should be off\n", privcid);
920                         privdb_val = AST_PRIVACY_ALLOW;
921                 }
922                 else if(ast_test_flag(&opts, OPT_SCREEN_NOCLID) && strncmp(privcid,"NOCALLERID",10) == 0 ) {
923                         if (option_verbose > 2)
924                                 ast_verbose( VERBOSE_PREFIX_3  "CallerID blank; N option set; Screening should happen; dbval is %d\n", privdb_val);
925                 }
926                 
927                 if(privdb_val == AST_PRIVACY_DENY ) {
928                         if (option_verbose > 2)
929                                 ast_verbose( VERBOSE_PREFIX_3  "Privacy DB reports PRIVACY_DENY for this callerid. Dial reports unavailable\n");
930                         res=0;
931                         goto out;
932                 }
933                 else if(privdb_val == AST_PRIVACY_KILL ) {
934                         ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 201);
935                         res = 0;
936                         goto out; /* Is this right? */
937                 }
938                 else if(privdb_val == AST_PRIVACY_TORTURE ) {
939                         ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 301);
940                         res = 0;
941                         goto out; /* is this right??? */
942
943                 }
944                 else if(privdb_val == AST_PRIVACY_UNKNOWN ) {
945                         /* Get the user's intro, store it in priv-callerintros/$CID, 
946                            unless it is already there-- this should be done before the 
947                            call is actually dialed  */
948
949                         /* make sure the priv-callerintros dir exists? */
950
951                         snprintf(privintro,sizeof(privintro), "priv-callerintros/%s", privcid);
952                         if( ast_fileexists(privintro,NULL,NULL ) > 0 && strncmp(privcid,"NOCALLERID",10) != 0) {
953                                 /* the DELUX version of this code would allow this caller the
954                                    option to hear and retape their previously recorded intro.
955                                 */
956                         }
957                         else {
958                                 int duration; /* for feedback from play_and_wait */
959                                 /* the file doesn't exist yet. Let the caller submit his
960                                    vocal intro for posterity */
961                                 /* priv-recordintro script:
962
963                                    "At the tone, please say your name:"
964
965                                 */
966                                 ast_play_and_record(chan, "priv-recordintro", privintro, 4, "gsm", &duration, 128, 2000, 0);  /* NOTE: I've reduced the total time to 4 sec */
967                                                                                 /* don't think we'll need a lock removed, we took care of
968                                                                                    conflicts by naming the privintro file */
969                         }
970                 }
971         }
972
973         /* If a channel group has been specified, get it for use when we create peer channels */
974         outbound_group = pbx_builtin_getvar_helper(chan, "OUTBOUND_GROUP");
975
976         ast_copy_flags(peerflags, &opts, OPT_DTMF_EXIT | OPT_GO_ON | OPT_ORIGINAL_CLID | OPT_CALLER_HANGUP);
977         cur = args.peers;
978         do {
979                 /* Remember where to start next time */
980                 rest = strchr(cur, '&');
981                 if (rest) {
982                         *rest = 0;
983                         rest++;
984                 }
985                 /* Get a technology/[device:]number pair */
986                 tech = cur;
987                 number = strchr(tech, '/');
988                 if (!number) {
989                         ast_log(LOG_WARNING, "Dial argument takes format (technology/[device:]number1)\n");
990                         goto out;
991                 }
992                 *number = '\0';
993                 number++;               
994                 if (!(tmp = ast_calloc(1, sizeof(*tmp)))) {
995                         goto out;
996                 }
997                 if (opts.flags) {
998                         ast_copy_flags(tmp, &opts,
999                                        OPT_CALLEE_TRANSFER | OPT_CALLER_TRANSFER |
1000                                        OPT_CALLEE_HANGUP | OPT_CALLER_HANGUP |
1001                                        OPT_CALLEE_MONITOR | OPT_CALLER_MONITOR |
1002                                        OPT_RINGBACK | OPT_MUSICBACK | OPT_FORCECLID);
1003                         ast_set2_flag(tmp, args.url, DIAL_NOFORWARDHTML);       
1004                 }
1005                 ast_copy_string(numsubst, number, sizeof(numsubst));
1006                 /* Request the peer */
1007                 tmp->chan = ast_request(tech, chan->nativeformats, numsubst, &cause);
1008                 if (!tmp->chan) {
1009                         /* If we can't, just go on to the next call */
1010                         ast_log(LOG_WARNING, "Unable to create channel of type '%s' (cause %d - %s)\n", tech, cause, ast_cause2str(cause));
1011                         HANDLE_CAUSE(cause, chan);
1012                         cur = rest;
1013                         if (!cur)
1014                                 chan->hangupcause = cause;
1015                         continue;
1016                 }
1017                 pbx_builtin_setvar_helper(tmp->chan, "DIALEDPEERNUMBER", numsubst);
1018                 if (!ast_strlen_zero(tmp->chan->call_forward)) {
1019                         char tmpchan[256];
1020                         char *stuff;
1021                         char *tech;
1022                         ast_copy_string(tmpchan, tmp->chan->call_forward, sizeof(tmpchan));
1023                         if ((stuff = strchr(tmpchan, '/'))) {
1024                                 *stuff = '\0';
1025                                 stuff++;
1026                                 tech = tmpchan;
1027                         } else {
1028                                 snprintf(tmpchan, sizeof(tmpchan), "%s@%s", tmp->chan->call_forward, tmp->chan->context);
1029                                 stuff = tmpchan;
1030                                 tech = "Local";
1031                         }
1032                         tmp->forwards++;
1033                         if (tmp->forwards < AST_MAX_FORWARDS) {
1034                                 if (option_verbose > 2)
1035                                         ast_verbose(VERBOSE_PREFIX_3 "Now forwarding %s to '%s/%s' (thanks to %s)\n", chan->name, tech, stuff, tmp->chan->name);
1036                                 ast_hangup(tmp->chan);
1037                                 /* Setup parameters */
1038                                 tmp->chan = ast_request(tech, chan->nativeformats, stuff, &cause);
1039                                 if (!tmp->chan)
1040                                         ast_log(LOG_NOTICE, "Unable to create local channel for call forward to '%s/%s' (cause = %d)\n", tech, stuff, cause);
1041                         } else {
1042                                 if (option_verbose > 2)
1043                                         ast_verbose(VERBOSE_PREFIX_3 "Too many forwards from %s\n", tmp->chan->name);
1044                                 ast_hangup(tmp->chan);
1045                                 tmp->chan = NULL;
1046                                 cause = AST_CAUSE_CONGESTION;
1047                         }
1048                         if (!tmp->chan) {
1049                                 HANDLE_CAUSE(cause, chan);
1050                                 cur = rest;
1051                                 continue;
1052                         }
1053                 }
1054
1055                 /* Setup outgoing SDP to match incoming one */
1056                 ast_rtp_make_compatible(tmp->chan, chan);
1057                 
1058                 /* Inherit specially named variables from parent channel */
1059                 ast_channel_inherit_variables(chan, tmp->chan);
1060
1061                 tmp->chan->appl = "AppDial";
1062                 tmp->chan->data = "(Outgoing Line)";
1063                 tmp->chan->whentohangup = 0;
1064                 if (tmp->chan->cid.cid_num)
1065                         free(tmp->chan->cid.cid_num);
1066                 tmp->chan->cid.cid_num = NULL;
1067                 if (tmp->chan->cid.cid_name)
1068                         free(tmp->chan->cid.cid_name);
1069                 tmp->chan->cid.cid_name = NULL;
1070                 if (tmp->chan->cid.cid_ani)
1071                         free(tmp->chan->cid.cid_ani);
1072                 tmp->chan->cid.cid_ani = NULL;
1073
1074                 if (chan->cid.cid_num) 
1075                         tmp->chan->cid.cid_num = strdup(chan->cid.cid_num);
1076                 if (chan->cid.cid_name) 
1077                         tmp->chan->cid.cid_name = strdup(chan->cid.cid_name);
1078                 if (chan->cid.cid_ani) 
1079                         tmp->chan->cid.cid_ani = strdup(chan->cid.cid_ani);
1080                 
1081                 /* Copy language from incoming to outgoing */
1082                 ast_string_field_set(tmp->chan, language, chan->language);
1083                 ast_string_field_set(tmp->chan, accountcode, chan->accountcode);
1084                 tmp->chan->cdrflags = chan->cdrflags;
1085                 if (ast_strlen_zero(tmp->chan->musicclass))
1086                         ast_string_field_set(tmp->chan, musicclass, chan->musicclass);
1087                 if (chan->cid.cid_rdnis)
1088                         tmp->chan->cid.cid_rdnis = strdup(chan->cid.cid_rdnis);
1089                 /* Pass callingpres setting */
1090                 tmp->chan->cid.cid_pres = chan->cid.cid_pres;
1091                 /* Pass type of number */
1092                 tmp->chan->cid.cid_ton = chan->cid.cid_ton;
1093                 /* Pass type of tns */
1094                 tmp->chan->cid.cid_tns = chan->cid.cid_tns;
1095                 /* Presense of ADSI CPE on outgoing channel follows ours */
1096                 tmp->chan->adsicpe = chan->adsicpe;
1097                 /* Pass the transfer capability */
1098                 tmp->chan->transfercapability = chan->transfercapability;
1099
1100                 /* If we have an outbound group, set this peer channel to it */
1101                 if (outbound_group)
1102                         ast_app_group_set_channel(tmp->chan, outbound_group);
1103
1104                 /* Place the call, but don't wait on the answer */
1105                 res = ast_call(tmp->chan, numsubst, 0);
1106
1107                 /* Save the info in cdr's that we called them */
1108                 if (chan->cdr)
1109                         ast_cdr_setdestchan(chan->cdr, tmp->chan->name);
1110
1111                 /* check the results of ast_call */
1112                 if (res) {
1113                         /* Again, keep going even if there's an error */
1114                         if (option_debug)
1115                                 ast_log(LOG_DEBUG, "ast call on peer returned %d\n", res);
1116                         else if (option_verbose > 2)
1117                                 ast_verbose(VERBOSE_PREFIX_3 "Couldn't call %s\n", numsubst);
1118                         ast_hangup(tmp->chan);
1119                         tmp->chan = NULL;
1120                         cur = rest;
1121                         continue;
1122                 } else {
1123                         senddialevent(chan, tmp->chan);
1124                         if (option_verbose > 2)
1125                                 ast_verbose(VERBOSE_PREFIX_3 "Called %s\n", numsubst);
1126                         if (!ast_test_flag(peerflags, OPT_ORIGINAL_CLID))
1127                                 ast_set_callerid(tmp->chan, S_OR(chan->macroexten, chan->exten), get_cid_name(cidname, sizeof(cidname), chan), NULL);
1128                 }
1129                 /* Put them in the list of outgoing thingies...  We're ready now. 
1130                    XXX If we're forcibly removed, these outgoing calls won't get
1131                    hung up XXX */
1132                 ast_set_flag(tmp, DIAL_STILLGOING);     
1133                 tmp->next = outgoing;
1134                 outgoing = tmp;
1135                 /* If this line is up, don't try anybody else */
1136                 if (outgoing->chan->_state == AST_STATE_UP)
1137                         break;
1138                 cur = rest;
1139         } while (cur);
1140         
1141         if (!ast_strlen_zero(args.timeout)) {
1142                 to = atoi(args.timeout);
1143                 if (to > 0)
1144                         to *= 1000;
1145                 else
1146                         ast_log(LOG_WARNING, "Invalid timeout specified: '%s'\n", args.timeout);
1147         } else
1148                 to = -1;
1149
1150         if (outgoing) {
1151                 /* Our status will at least be NOANSWER */
1152                 strcpy(status, "NOANSWER");
1153                 if (ast_test_flag(outgoing, OPT_MUSICBACK)) {
1154                         moh=1;
1155                         ast_moh_start(chan, opt_args[OPT_ARG_MUSICBACK]);
1156                 } else if (ast_test_flag(outgoing, OPT_RINGBACK)) {
1157                         ast_indicate(chan, AST_CONTROL_RINGING);
1158                         sentringing++;
1159                 }
1160         } else
1161                 strcpy(status, "CHANUNAVAIL");
1162
1163         time(&start_time);
1164         peer = wait_for_answer(chan, outgoing, &to, peerflags, &sentringing, status, sizeof(status), numbusy, numnochan, numcongestion, ast_test_flag(&opts, OPT_PRIORITY_JUMP), &result);
1165         
1166         if (!peer) {
1167                 if (result) {
1168                         res = result;
1169                 } else if (to) 
1170                         /* Musta gotten hung up */
1171                         res = -1;
1172                 else 
1173                         /* Nobody answered, next please? */
1174                         res = 0;
1175                 
1176                 goto out;
1177         }
1178         if (peer) {
1179                 time(&answer_time);
1180                 strcpy(status, "ANSWER");
1181                 /* Ah ha!  Someone answered within the desired timeframe.  Of course after this
1182                    we will always return with -1 so that it is hung up properly after the 
1183                    conversation.  */
1184                 hanguptree(outgoing, peer);
1185                 outgoing = NULL;
1186                 /* If appropriate, log that we have a destination channel */
1187                 if (chan->cdr)
1188                         ast_cdr_setdestchan(chan->cdr, peer->name);
1189                 if (peer->name)
1190                         pbx_builtin_setvar_helper(chan, "DIALEDPEERNAME", peer->name);
1191
1192                 number = (char *)pbx_builtin_getvar_helper(peer, "DIALEDPEERNUMBER");
1193                 if (!number)
1194                         number = numsubst;
1195                 pbx_builtin_setvar_helper(chan, "DIALEDPEERNUMBER", number);
1196                 if (!ast_strlen_zero(args.url) && ast_channel_supports_html(peer) ) {
1197                         if (option_debug)
1198                                 ast_log(LOG_DEBUG, "app_dial: sendurl=%s.\n", args.url);
1199                         ast_channel_sendurl( peer, args.url );
1200                 }
1201                 if (ast_test_flag(&opts, OPT_PRIVACY) || ast_test_flag(&opts, OPT_SCREENING)) {
1202                         int res2;
1203                         int loopcount = 0;
1204                         if( privdb_val == AST_PRIVACY_UNKNOWN ) {
1205
1206                                 /* Get the user's intro, store it in priv-callerintros/$CID, 
1207                                    unless it is already there-- this should be done before the 
1208                                    call is actually dialed  */
1209
1210                                 /* all ring indications and moh for the caller has been halted as soon as the 
1211                                    target extension was picked up. We are going to have to kill some
1212                                    time and make the caller believe the peer hasn't picked up yet */
1213
1214                                 if (ast_test_flag(&opts, OPT_MUSICBACK) && !ast_strlen_zero(opt_args[OPT_ARG_MUSICBACK])) {
1215                                         ast_indicate(chan, -1);
1216                                         ast_moh_start(chan, opt_args[OPT_ARG_MUSICBACK]);
1217                                 } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1218                                         ast_indicate(chan, AST_CONTROL_RINGING);
1219                                         sentringing++;
1220                                 }
1221
1222                                 /* Start autoservice on the other chan ?? */
1223                                 res2 = ast_autoservice_start(chan);
1224                                 /* Now Stream the File */
1225                                 if (!res2) {
1226                                         do {
1227                                                 if (!res2)
1228                                                         res2 = ast_play_and_wait(peer,"priv-callpending");
1229                                                 if( res2 < '1' || (ast_test_flag(&opts, OPT_PRIVACY) && res2>'5') || (ast_test_flag(&opts, OPT_SCREENING) && res2 > '4') ) /* uh, interrupting with a bad answer is ... ignorable! */
1230                                                         res2 = 0;
1231                                                 
1232                                                 /* priv-callpending script: 
1233                                                    "I have a caller waiting, who introduces themselves as:"
1234                                                 */
1235                                                 if (!res2)
1236                                                         res2 = ast_play_and_wait(peer,privintro);
1237                                                 if( res2 < '1' || (ast_test_flag(&opts, OPT_PRIVACY) && res2>'5') || (ast_test_flag(&opts, OPT_SCREENING) && res2 > '4') ) /* uh, interrupting with a bad answer is ... ignorable! */
1238                                                         res2 = 0;
1239                                                 /* now get input from the called party, as to their choice */
1240                                                 if( !res2 ) {
1241                                                         if( ast_test_flag(&opts, OPT_PRIVACY) )
1242                                                                 res2 = ast_play_and_wait(peer,"priv-callee-options");
1243                                                         if( ast_test_flag(&opts, OPT_SCREENING) )
1244                                                                 res2 = ast_play_and_wait(peer,"screen-callee-options");
1245                                                 }
1246                                                 /*! \page DialPrivacy Dial Privacy scripts
1247                                                 \par priv-callee-options script:
1248                                                         "Dial 1 if you wish this caller to reach you directly in the future,
1249                                                                 and immediately connect to their incoming call
1250                                                          Dial 2 if you wish to send this caller to voicemail now and 
1251                                                                 forevermore.
1252                                                          Dial 3 to send this callerr to the torture menus, now and forevermore.
1253                                                          Dial 4 to send this caller to a simple "go away" menu, now and forevermore.
1254                                                          Dial 5 to allow this caller to come straight thru to you in the future,
1255                                                                 but right now, just this once, send them to voicemail."
1256                                                 \par screen-callee-options script:
1257                                                         "Dial 1 if you wish to immediately connect to the incoming call
1258                                                          Dial 2 if you wish to send this caller to voicemail.
1259                                                          Dial 3 to send this callerr to the torture menus.
1260                                                          Dial 4 to send this caller to a simple "go away" menu.
1261                                                 */
1262                                                 if(!res2 || res2 < '1' || (ast_test_flag(&opts, OPT_PRIVACY) && res2 > '5') || (ast_test_flag(&opts, OPT_SCREENING) && res2 > '4') ) {
1263                                                         /* invalid option */
1264                                                         res2 = ast_play_and_wait(peer, "vm-sorry");
1265                                                 }
1266                                                 loopcount++; /* give the callee a couple chances to make a choice */
1267                                         } while( (!res2 || res2 < '1' || (ast_test_flag(&opts, OPT_PRIVACY) && res2 > '5') || (ast_test_flag(&opts, OPT_SCREENING) && res2 > '4')) && loopcount < 2 );
1268                                 }
1269
1270                                 switch(res2) {
1271                                 case '1':
1272                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1273                                                 if (option_verbose > 2)
1274                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to ALLOW\n",
1275                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1276                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_ALLOW);
1277                                         }
1278                                         break;
1279                                 case '2':
1280                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1281                                                 if (option_verbose > 2)
1282                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to DENY\n",
1283                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1284                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_DENY);
1285                                         }
1286                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1287                                                 ast_moh_stop(chan);
1288                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1289                                                 ast_indicate(chan, -1);
1290                                                 sentringing=0;
1291                                         }
1292                                         res2 = ast_autoservice_stop(chan);
1293                                         ast_hangup(peer); /* hang up on the callee -- he didn't want to talk anyway! */
1294                                         res=0;
1295                                         goto out;
1296                                 case '3':
1297                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1298                                                 if (option_verbose > 2)
1299                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to TORTURE\n",
1300                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1301                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_TORTURE);
1302                                         }
1303                                         ast_copy_string(status, "TORTURE", sizeof(status));
1304                                         
1305                                         res = 0;
1306                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1307                                                 ast_moh_stop(chan);
1308                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1309                                                 ast_indicate(chan, -1);
1310                                                 sentringing=0;
1311                                         }
1312                                         res2 = ast_autoservice_stop(chan);
1313                                         ast_hangup(peer); /* hang up on the caller -- he didn't want to talk anyway! */
1314                                         goto out; /* Is this right? */
1315                                 case '4':
1316                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1317                                                 if (option_verbose > 2)
1318                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to KILL\n",
1319                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1320                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_KILL);
1321                                         }
1322
1323                                         ast_copy_string(status, "DONTCALL", sizeof(status));
1324                                         res = 0;
1325                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1326                                                 ast_moh_stop(chan);
1327                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1328                                                 ast_indicate(chan, -1);
1329                                                 sentringing=0;
1330                                         }
1331                                         res2 = ast_autoservice_stop(chan);
1332                                         ast_hangup(peer); /* hang up on the caller -- he didn't want to talk anyway! */
1333                                         goto out; /* Is this right? */
1334                                 case '5':
1335                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1336                                                 if (option_verbose > 2)
1337                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to ALLOW\n",
1338                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1339                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_ALLOW);
1340                                                 if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1341                                                         ast_moh_stop(chan);
1342                                                 } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1343                                                         ast_indicate(chan, -1);
1344                                                         sentringing=0;
1345                                                 }
1346                                                 res2 = ast_autoservice_stop(chan);
1347                                                 ast_hangup(peer); /* hang up on the caller -- he didn't want to talk anyway! */
1348                                                 res=0;
1349                                                 goto out;
1350                                         } /* if not privacy, then 5 is the same as "default" case */
1351                                 default:
1352                                         /* well, if the user messes up, ... he had his chance... What Is The Best Thing To Do?  */
1353                                         /* well, there seems basically two choices. Just patch the caller thru immediately,
1354                                                   or,... put 'em thru to voicemail. */
1355                                         /* since the callee may have hung up, let's do the voicemail thing, no database decision */
1356                                         ast_log(LOG_NOTICE, "privacy: no valid response from the callee. Sending the caller to voicemail, the callee isn't responding\n");
1357                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1358                                                 ast_moh_stop(chan);
1359                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1360                                                 ast_indicate(chan, -1);
1361                                                 sentringing=0;
1362                                         }
1363                                         res2 = ast_autoservice_stop(chan);
1364                                         ast_hangup(peer); /* hang up on the callee -- he didn't want to talk anyway! */
1365                                         res=0;
1366                                         goto out;
1367                                 }
1368                                 if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1369                                         ast_moh_stop(chan);
1370                                 } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1371                                         ast_indicate(chan, -1);
1372                                         sentringing=0;
1373                                 }
1374                                 res2 = ast_autoservice_stop(chan);
1375                                 /* if the intro is NOCALLERID, then there's no reason to leave it on disk, it'll 
1376                                    just clog things up, and it's not useful information, not being tied to a CID */
1377                                 if( strncmp(privcid,"NOCALLERID",10) == 0 || ast_test_flag(&opts, OPT_SCREEN_NOINTRO) ) {
1378                                         ast_filedelete(privintro, NULL);
1379                                         if( ast_fileexists(privintro, NULL, NULL ) > 0 )
1380                                                 ast_log(LOG_NOTICE, "privacy: ast_filedelete didn't do its job on %s\n", privintro);
1381                                         else if (option_verbose > 2)
1382                                                 ast_verbose(VERBOSE_PREFIX_3 "Successfully deleted %s intro file\n", privintro);
1383                                 }
1384                         }
1385                 }
1386                 if (ast_test_flag(&opts, OPT_ANNOUNCE) && !ast_strlen_zero(opt_args[OPT_ARG_ANNOUNCE])) {
1387                         /* Start autoservice on the other chan */
1388                         res = ast_autoservice_start(chan);
1389                         /* Now Stream the File */
1390                         if (!res)
1391                                 res = ast_streamfile(peer, opt_args[OPT_ARG_ANNOUNCE], peer->language);
1392                         if (!res) {
1393                                 digit = ast_waitstream(peer, AST_DIGIT_ANY); 
1394                         }
1395                         /* Ok, done. stop autoservice */
1396                         res = ast_autoservice_stop(chan);
1397                         if (digit > 0 && !res)
1398                                 res = ast_senddigit(chan, digit); 
1399                         else
1400                                 res = digit;
1401
1402                 } else
1403                         res = 0;
1404
1405                 if (chan && peer && ast_test_flag(&opts, OPT_GOTO) && !ast_strlen_zero(opt_args[OPT_ARG_GOTO])) {
1406                         char *ch;
1407
1408                         for (ch = opt_args[OPT_ARG_GOTO]; *ch; ch++) {
1409                                 if (*ch == '^')
1410                                         *ch = '|';
1411                         }
1412                         ast_parseable_goto(chan, opt_args[OPT_ARG_GOTO]);
1413                         ast_parseable_goto(peer, opt_args[OPT_ARG_GOTO]);
1414                         peer->priority++;
1415                         ast_pbx_start(peer);
1416                         hanguptree(outgoing, NULL);
1417                         LOCAL_USER_REMOVE(u);
1418                         return 0;
1419                 }
1420
1421                 if (ast_test_flag(&opts, OPT_CALLEE_MACRO) && !ast_strlen_zero(opt_args[OPT_ARG_CALLEE_MACRO])) {
1422                         char *ch;
1423
1424                         res = ast_autoservice_start(chan);
1425                         if (res) {
1426                                 ast_log(LOG_ERROR, "Unable to start autoservice on calling channel\n");
1427                                 res = -1;
1428                         }
1429
1430                         app = pbx_findapp("Macro");
1431
1432                         if (app && !res) {
1433                                 for (ch = opt_args[OPT_ARG_CALLEE_MACRO]; *ch; ch++) {
1434                                         if (*ch == '^')
1435                                                 *ch = '|';
1436                                 }
1437                                 res = pbx_exec(peer, app, opt_args[OPT_ARG_CALLEE_MACRO]);
1438                                 ast_log(LOG_DEBUG, "Macro exited with status %d\n", res);
1439                                 res = 0;
1440                         } else {
1441                                 ast_log(LOG_ERROR, "Could not find application Macro\n");
1442                                 res = -1;
1443                         }
1444
1445                         if (ast_autoservice_stop(chan) < 0) {
1446                                 ast_log(LOG_ERROR, "Could not stop autoservice on calling channel\n");
1447                                 res = -1;
1448                         }
1449
1450                         if (!res) {
1451                                 if ((macro_result = pbx_builtin_getvar_helper(peer, "MACRO_RESULT"))) {
1452                                         if (!strcasecmp(macro_result, "BUSY")) {
1453                                                 ast_copy_string(status, macro_result, sizeof(status));
1454                                                 if (ast_opt_priority_jumping || ast_test_flag(&opts, OPT_PRIORITY_JUMP)) {
1455                                                         if (!ast_goto_if_exists(chan, NULL, NULL, chan->priority + 101)) {
1456                                                                 ast_set_flag(peerflags, OPT_GO_ON);
1457                                                         }
1458                                                 } else
1459                                                         ast_set_flag(peerflags, OPT_GO_ON);
1460                                                 res = -1;
1461                                         }
1462                                         else if (!strcasecmp(macro_result, "CONGESTION") || !strcasecmp(macro_result, "CHANUNAVAIL")) {
1463                                                 ast_copy_string(status, macro_result, sizeof(status));
1464                                                 ast_set_flag(peerflags, OPT_GO_ON);     
1465                                                 res = -1;
1466                                         }
1467                                         else if (!strcasecmp(macro_result, "CONTINUE")) {
1468                                                 /* hangup peer and keep chan alive assuming the macro has changed 
1469                                                    the context / exten / priority or perhaps 
1470                                                    the next priority in the current exten is desired.
1471                                                 */
1472                                                 ast_set_flag(peerflags, OPT_GO_ON);     
1473                                                 res = -1;
1474                                         } else if (!strcasecmp(macro_result, "ABORT")) {
1475                                                 /* Hangup both ends unless the caller has the g flag */
1476                                                 res = -1;
1477                                         } else if (!strncasecmp(macro_result, "GOTO:", 5) && (macro_transfer_dest = ast_strdupa(macro_result + 5))) {
1478                                                 res = -1;
1479                                                 /* perform a transfer to a new extension */
1480                                                 if (strchr(macro_transfer_dest, '^')) { /* context^exten^priority*/
1481                                                         /* no brainer mode... substitute ^ with | and feed it to builtin goto */
1482                                                         for (res = 0; res < strlen(macro_transfer_dest); res++)
1483                                                                 if (macro_transfer_dest[res] == '^')
1484                                                                         macro_transfer_dest[res] = '|';
1485
1486                                                         if (!ast_parseable_goto(chan, macro_transfer_dest))
1487                                                                 ast_set_flag(peerflags, OPT_GO_ON);
1488
1489                                                 }
1490                                         }
1491                                 }
1492                         }
1493                 }
1494
1495                 if (!res) {
1496                         if (calldurationlimit > 0) {
1497                                 time_t now;
1498
1499                                 time(&now);
1500                                 chan->whentohangup = now + calldurationlimit;
1501                         }
1502                         if (!ast_strlen_zero(dtmfcalled)) { 
1503                                 if (option_verbose > 2)
1504                                         ast_verbose(VERBOSE_PREFIX_3 "Sending DTMF '%s' to the called party.\n", dtmfcalled);
1505                                 res = ast_dtmf_stream(peer,chan,dtmfcalled,250);
1506                         }
1507                         if (!ast_strlen_zero(dtmfcalling)) {
1508                                 if (option_verbose > 2)
1509                                         ast_verbose(VERBOSE_PREFIX_3 "Sending DTMF '%s' to the calling party.\n", dtmfcalling);
1510                                 res = ast_dtmf_stream(chan,peer,dtmfcalling,250);
1511                         }
1512                 }
1513                 
1514                 if (!res) {
1515                         memset(&config,0,sizeof(struct ast_bridge_config));
1516                         if (play_to_caller)
1517                                 ast_set_flag(&(config.features_caller), AST_FEATURE_PLAY_WARNING);
1518                         if (play_to_callee)
1519                                 ast_set_flag(&(config.features_callee), AST_FEATURE_PLAY_WARNING);
1520                         if (ast_test_flag(peerflags, OPT_CALLEE_TRANSFER))
1521                                 ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
1522                         if (ast_test_flag(peerflags, OPT_CALLER_TRANSFER))
1523                                 ast_set_flag(&(config.features_caller), AST_FEATURE_REDIRECT);
1524                         if (ast_test_flag(peerflags, OPT_CALLEE_HANGUP))
1525                                 ast_set_flag(&(config.features_callee), AST_FEATURE_DISCONNECT);
1526                         if (ast_test_flag(peerflags, OPT_CALLER_HANGUP))
1527                                 ast_set_flag(&(config.features_caller), AST_FEATURE_DISCONNECT);
1528                         if (ast_test_flag(peerflags, OPT_CALLEE_MONITOR))
1529                                 ast_set_flag(&(config.features_callee), AST_FEATURE_AUTOMON);
1530                         if (ast_test_flag(peerflags, OPT_CALLER_MONITOR)) 
1531                                 ast_set_flag(&(config.features_caller), AST_FEATURE_AUTOMON);
1532
1533                         config.timelimit = timelimit;
1534                         config.play_warning = play_warning;
1535                         config.warning_freq = warning_freq;
1536                         config.warning_sound = warning_sound;
1537                         config.end_sound = end_sound;
1538                         config.start_sound = start_sound;
1539                         if (moh) {
1540                                 moh = 0;
1541                                 ast_moh_stop(chan);
1542                         } else if (sentringing) {
1543                                 sentringing = 0;
1544                                 ast_indicate(chan, -1);
1545                         }
1546                         /* Be sure no generators are left on it */
1547                         ast_deactivate_generator(chan);
1548                         /* Make sure channels are compatible */
1549                         res = ast_channel_make_compatible(chan, peer);
1550                         if (res < 0) {
1551                                 ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", chan->name, peer->name);
1552                                 ast_hangup(peer);
1553                                 LOCAL_USER_REMOVE(u);
1554                                 return -1;
1555                         }
1556                         res = ast_bridge_call(chan,peer,&config);
1557                         time(&end_time);
1558                         snprintf(toast, sizeof(toast), "%ld", (long)(end_time - answer_time));
1559                         pbx_builtin_setvar_helper(chan, "ANSWEREDTIME", toast);
1560                         
1561                 } else {
1562                         time(&end_time);
1563                         res = -1;
1564                 }
1565                 snprintf(toast, sizeof(toast), "%ld", (long)(end_time - start_time));
1566                 pbx_builtin_setvar_helper(chan, "DIALEDTIME", toast);
1567                 
1568                 if (res != AST_PBX_NO_HANGUP_PEER) {
1569                         if (!chan->_softhangup)
1570                                 chan->hangupcause = peer->hangupcause;
1571                         ast_hangup(peer);
1572                 }
1573         }       
1574 out:
1575         if (moh) {
1576                 moh = 0;
1577                 ast_moh_stop(chan);
1578         } else if (sentringing) {
1579                 sentringing = 0;
1580                 ast_indicate(chan, -1);
1581         }
1582         hanguptree(outgoing, NULL);
1583         pbx_builtin_setvar_helper(chan, "DIALSTATUS", status);
1584         if (option_debug)
1585                 ast_log(LOG_DEBUG, "Exiting with DIALSTATUS=%s.\n", status);
1586         
1587         if ((ast_test_flag(peerflags, OPT_GO_ON)) && (!chan->_softhangup) && (res != AST_PBX_KEEPALIVE))
1588                 res = 0;
1589         
1590         LOCAL_USER_REMOVE(u);    
1591         
1592         return res;
1593 }
1594
1595 static int dial_exec(struct ast_channel *chan, void *data)
1596 {
1597         struct ast_flags peerflags;
1598         memset(&peerflags, 0, sizeof(peerflags));
1599         return dial_exec_full(chan, data, &peerflags);
1600 }
1601
1602 static int retrydial_exec(struct ast_channel *chan, void *data)
1603 {
1604         char *announce = NULL, *dialdata = NULL;
1605         const char *context = NULL;
1606         int sleep = 0, loops = 0, res = 0;
1607         struct localuser *u;
1608         struct ast_flags peerflags;
1609         
1610         if (ast_strlen_zero(data)) {
1611                 ast_log(LOG_WARNING, "RetryDial requires an argument!\n");
1612                 return -1;
1613         }       
1614
1615         LOCAL_USER_ADD(u);
1616
1617         if (!(announce = ast_strdupa(data))) {
1618                 LOCAL_USER_REMOVE(u);
1619                 return -1;
1620         }
1621         
1622         memset(&peerflags, 0, sizeof(peerflags));
1623
1624         if ((dialdata = strchr(announce, '|'))) {
1625                 *dialdata = '\0';
1626                 dialdata++;
1627                 if ((sleep = atoi(dialdata))) {
1628                         sleep *= 1000;
1629                 } else {
1630                         ast_log(LOG_ERROR, "%s requires the numerical argument <sleep>\n",rapp);
1631                         LOCAL_USER_REMOVE(u);
1632                         return -1;
1633                 }
1634                 if ((dialdata = strchr(dialdata, '|'))) {
1635                         *dialdata = '\0';
1636                         dialdata++;
1637                         if (!(loops = atoi(dialdata))) {
1638                                 ast_log(LOG_ERROR, "%s requires the numerical argument <loops>\n",rapp);
1639                                 LOCAL_USER_REMOVE(u);
1640                                 return -1;
1641                         }
1642                 }
1643         }
1644         
1645         if ((dialdata = strchr(dialdata, '|'))) {
1646                 *dialdata = '\0';
1647                 dialdata++;
1648         } else {
1649                 ast_log(LOG_ERROR, "%s requires more arguments\n",rapp);
1650                 LOCAL_USER_REMOVE(u);
1651                 return -1;
1652         }
1653                 
1654         if (sleep < 1000)
1655                 sleep = 10000;
1656         
1657         if (!loops)
1658                 loops = -1;
1659         
1660         context = pbx_builtin_getvar_helper(chan, "EXITCONTEXT");
1661         
1662         while (loops) {
1663                 chan->data = "Retrying";
1664                 if (ast_test_flag(chan, AST_FLAG_MOH))
1665                         ast_moh_stop(chan);
1666
1667                 if ((res = dial_exec_full(chan, dialdata, &peerflags)) == 0) {
1668                         if (ast_test_flag(&peerflags, OPT_DTMF_EXIT)) {
1669                                 if (!(res = ast_streamfile(chan, announce, chan->language)))
1670                                         res = ast_waitstream(chan, AST_DIGIT_ANY);
1671                                 if (!res && sleep) {
1672                                         if (!ast_test_flag(chan, AST_FLAG_MOH))
1673                                                 ast_moh_start(chan, NULL);
1674                                         res = ast_waitfordigit(chan, sleep);
1675                                 }
1676                         } else {
1677                                 if (!(res = ast_streamfile(chan, announce, chan->language)))
1678                                         res = ast_waitstream(chan, "");
1679                                 if (sleep) {
1680                                         if (!ast_test_flag(chan, AST_FLAG_MOH))
1681                                                 ast_moh_start(chan, NULL);
1682                                         if (!res) 
1683                                                 res = ast_waitfordigit(chan, sleep);
1684                                 }
1685                         }
1686                 }
1687
1688                 if (res < 0)
1689                         break;
1690                 else if (res > 0) { /* Trying to send the call elsewhere (1 digit ext) */
1691                         if (onedigit_goto(chan, context, (char) res, 1)) {
1692                                 res = 0;
1693                                 break;
1694                         }
1695                 }
1696                 loops--;
1697         }
1698         
1699         if (ast_test_flag(chan, AST_FLAG_MOH))
1700                 ast_moh_stop(chan);
1701
1702         LOCAL_USER_REMOVE(u);
1703         return loops ? res : 0;
1704
1705 }
1706
1707 STATIC_MODULE int unload_module(void)
1708 {
1709         int res;
1710
1711         res = ast_unregister_application(app);
1712         res |= ast_unregister_application(rapp);
1713
1714         STANDARD_HANGUP_LOCALUSERS;
1715         
1716         return res;
1717 }
1718
1719 STATIC_MODULE int load_module(void)
1720 {
1721         int res;
1722
1723         res = ast_register_application(app, dial_exec, synopsis, descrip);
1724         res |= ast_register_application(rapp, retrydial_exec, rsynopsis, rdescrip);
1725         
1726         return res;
1727 }
1728
1729 STATIC_MODULE const char *description(void)
1730 {
1731         return "Dialing Application";
1732
1733 }
1734
1735 STATIC_MODULE int usecount(void)
1736 {
1737         int res;
1738         STANDARD_USECOUNT(res);
1739         return res;
1740 }
1741
1742 STATIC_MODULE const char *key(void)
1743 {
1744         return ASTERISK_GPL_KEY;
1745 }
1746
1747 STD_MOD(MOD_1, NULL, NULL, NULL);