Minor cleanups and error handling for app_dial #6935 (casper)
[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 (!calldurationlimit) {
812                         ast_log(LOG_WARNING, "Dial does not accept S(%s), hanging up.\n", opt_args[OPT_ARG_DURATION_STOP]);
813                         LOCAL_USER_REMOVE(u);
814                         return -1;
815                 }
816                 if (option_verbose > 2)
817                         ast_verbose(VERBOSE_PREFIX_3 "Setting call duration limit to %d seconds.\n", calldurationlimit);
818         }
819
820         if (ast_test_flag(&opts, OPT_SENDDTMF) && !ast_strlen_zero(opt_args[OPT_ARG_SENDDTMF])) {
821                 parse = opt_args[OPT_ARG_SENDDTMF];
822                 dtmfcalled = strsep(&parse, ":");
823                 dtmfcalling = parse;
824         }
825
826         if (ast_test_flag(&opts, OPT_DURATION_LIMIT) && !ast_strlen_zero(opt_args[OPT_ARG_DURATION_LIMIT])) {
827                 char *limit_str, *warning_str, *warnfreq_str;
828
829                 parse = opt_args[OPT_ARG_DURATION_LIMIT];
830                 limit_str = strsep(&parse, ":");
831                 warning_str = strsep(&parse, ":");
832                 warnfreq_str = parse;
833
834                 timelimit = atol(limit_str);
835                 if (warning_str)
836                         play_warning = atol(warning_str);
837                 if (warnfreq_str)
838                         warning_freq = atol(warnfreq_str);
839
840                 if (!timelimit) {
841                         ast_log(LOG_WARNING, "Dial does not accept L(%s), hanging up.\n", limit_str);
842                         LOCAL_USER_REMOVE(u);
843                         return -1;
844                 }
845
846                 var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLER");
847                 play_to_caller = var ? ast_true(var) : 1;
848                 
849                 var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLEE");
850                 play_to_callee = var ? ast_true(var) : 0;
851                 
852                 if (!play_to_caller && !play_to_callee)
853                         play_to_caller = 1;
854                 
855                 var = pbx_builtin_getvar_helper(chan,"LIMIT_WARNING_FILE");
856                 warning_sound = (!ast_strlen_zero(var)) ? var : "timeleft";
857                 
858                 var = pbx_builtin_getvar_helper(chan,"LIMIT_TIMEOUT_FILE");
859                 end_sound = (!ast_strlen_zero(var)) ? var : NULL;
860                 
861                 var = pbx_builtin_getvar_helper(chan,"LIMIT_CONNECT_FILE");
862                 start_sound = (!ast_strlen_zero(var)) ? var : NULL;
863
864                 /* undo effect of S(x) in case they are both used */
865                 calldurationlimit = 0;
866                 /* more efficient to do it like S(x) does since no advanced opts */
867                 if (!play_warning && !start_sound && !end_sound && timelimit) {
868                         calldurationlimit = timelimit / 1000;
869                         if (option_verbose > 2)
870                                 ast_verbose(VERBOSE_PREFIX_3 "Setting call duration limit to %d seconds.\n", calldurationlimit);
871                         timelimit = play_to_caller = play_to_callee = play_warning = warning_freq = 0;
872                 } else if (option_verbose > 2) {
873                         ast_verbose(VERBOSE_PREFIX_3 "Limit Data for this call:\n");
874                         ast_verbose(VERBOSE_PREFIX_4 "timelimit      = %ld\n", timelimit);
875                         ast_verbose(VERBOSE_PREFIX_4 "play_warning   = %ld\n", play_warning);
876                         ast_verbose(VERBOSE_PREFIX_4 "play_to_caller = %s\n", play_to_caller ? "yes" : "no");
877                         ast_verbose(VERBOSE_PREFIX_4 "play_to_callee = %s\n", play_to_callee ? "yes" : "no");
878                         ast_verbose(VERBOSE_PREFIX_4 "warning_freq   = %ld\n", warning_freq);
879                         ast_verbose(VERBOSE_PREFIX_4 "start_sound    = %s\n", start_sound);
880                         ast_verbose(VERBOSE_PREFIX_4 "warning_sound  = %s\n", warning_sound);
881                         ast_verbose(VERBOSE_PREFIX_4 "end_sound      = %s\n", end_sound);
882                 }
883         }
884
885         if (ast_test_flag(&opts, OPT_RESETCDR) && chan->cdr)
886                 ast_cdr_reset(chan->cdr, NULL);
887         if (ast_test_flag(&opts, OPT_PRIVACY) && ast_strlen_zero(opt_args[OPT_ARG_PRIVACY]))
888                 opt_args[OPT_ARG_PRIVACY] = ast_strdupa(chan->exten);
889         if (ast_test_flag(&opts, OPT_PRIVACY) || ast_test_flag(&opts, OPT_SCREENING)) {
890                 char callerid[60];
891
892                 l = chan->cid.cid_num;
893                 if (!ast_strlen_zero(l)) {
894                         ast_shrink_phone_number(l);
895                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
896                                 if (option_verbose > 2)
897                                         ast_verbose(VERBOSE_PREFIX_3  "Privacy DB is '%s', clid is '%s'\n",
898                                                      opt_args[OPT_ARG_PRIVACY], l);
899                                 privdb_val = ast_privacy_check(opt_args[OPT_ARG_PRIVACY], l);
900                         }
901                         else {
902                                 if (option_verbose > 2)
903                                         ast_verbose(VERBOSE_PREFIX_3  "Privacy Screening, clid is '%s'\n", l);
904                                 privdb_val = AST_PRIVACY_UNKNOWN;
905                         }
906                 } else {
907                         char *tnam, *tn2;
908
909                         tnam = ast_strdupa(chan->name);
910                         /* clean the channel name so slashes don't try to end up in disk file name */
911                         for(tn2 = tnam; *tn2; tn2++) {
912                                 if( *tn2=='/')
913                                         *tn2 = '=';  /* any other chars to be afraid of? */
914                         }
915                         if (option_verbose > 2)
916                                 ast_verbose(VERBOSE_PREFIX_3  "Privacy-- callerid is empty\n");
917
918                         snprintf(callerid, sizeof(callerid), "NOCALLERID_%s%s", chan->exten, tnam);
919                         l = callerid;
920                         privdb_val = AST_PRIVACY_UNKNOWN;
921                 }
922                 
923                 ast_copy_string(privcid,l,sizeof(privcid));
924
925                 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 */  
926                         if (option_verbose > 2)
927                                 ast_verbose( VERBOSE_PREFIX_3  "CallerID set (%s); N option set; Screening should be off\n", privcid);
928                         privdb_val = AST_PRIVACY_ALLOW;
929                 }
930                 else if(ast_test_flag(&opts, OPT_SCREEN_NOCLID) && strncmp(privcid,"NOCALLERID",10) == 0 ) {
931                         if (option_verbose > 2)
932                                 ast_verbose( VERBOSE_PREFIX_3  "CallerID blank; N option set; Screening should happen; dbval is %d\n", privdb_val);
933                 }
934                 
935                 if(privdb_val == AST_PRIVACY_DENY ) {
936                         if (option_verbose > 2)
937                                 ast_verbose( VERBOSE_PREFIX_3  "Privacy DB reports PRIVACY_DENY for this callerid. Dial reports unavailable\n");
938                         res=0;
939                         goto out;
940                 }
941                 else if(privdb_val == AST_PRIVACY_KILL ) {
942                         ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 201);
943                         res = 0;
944                         goto out; /* Is this right? */
945                 }
946                 else if(privdb_val == AST_PRIVACY_TORTURE ) {
947                         ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 301);
948                         res = 0;
949                         goto out; /* is this right??? */
950
951                 }
952                 else if(privdb_val == AST_PRIVACY_UNKNOWN ) {
953                         /* Get the user's intro, store it in priv-callerintros/$CID, 
954                            unless it is already there-- this should be done before the 
955                            call is actually dialed  */
956
957                         /* make sure the priv-callerintros dir exists? */
958
959                         snprintf(privintro,sizeof(privintro), "priv-callerintros/%s", privcid);
960                         if( ast_fileexists(privintro,NULL,NULL ) > 0 && strncmp(privcid,"NOCALLERID",10) != 0) {
961                                 /* the DELUX version of this code would allow this caller the
962                                    option to hear and retape their previously recorded intro.
963                                 */
964                         }
965                         else {
966                                 int duration; /* for feedback from play_and_wait */
967                                 /* the file doesn't exist yet. Let the caller submit his
968                                    vocal intro for posterity */
969                                 /* priv-recordintro script:
970
971                                    "At the tone, please say your name:"
972
973                                 */
974                                 ast_play_and_record(chan, "priv-recordintro", privintro, 4, "gsm", &duration, 128, 2000, 0);  /* NOTE: I've reduced the total time to 4 sec */
975                                                                                 /* don't think we'll need a lock removed, we took care of
976                                                                                    conflicts by naming the privintro file */
977                         }
978                 }
979         }
980
981         /* If a channel group has been specified, get it for use when we create peer channels */
982         outbound_group = pbx_builtin_getvar_helper(chan, "OUTBOUND_GROUP");
983
984         ast_copy_flags(peerflags, &opts, OPT_DTMF_EXIT | OPT_GO_ON | OPT_ORIGINAL_CLID | OPT_CALLER_HANGUP);
985         cur = args.peers;
986         do {
987                 /* Remember where to start next time */
988                 rest = strchr(cur, '&');
989                 if (rest) {
990                         *rest = 0;
991                         rest++;
992                 }
993                 /* Get a technology/[device:]number pair */
994                 tech = cur;
995                 number = strchr(tech, '/');
996                 if (!number) {
997                         ast_log(LOG_WARNING, "Dial argument takes format (technology/[device:]number1)\n");
998                         goto out;
999                 }
1000                 *number = '\0';
1001                 number++;               
1002                 if (!(tmp = ast_calloc(1, sizeof(*tmp)))) {
1003                         goto out;
1004                 }
1005                 if (opts.flags) {
1006                         ast_copy_flags(tmp, &opts,
1007                                        OPT_CALLEE_TRANSFER | OPT_CALLER_TRANSFER |
1008                                        OPT_CALLEE_HANGUP | OPT_CALLER_HANGUP |
1009                                        OPT_CALLEE_MONITOR | OPT_CALLER_MONITOR |
1010                                        OPT_RINGBACK | OPT_MUSICBACK | OPT_FORCECLID);
1011                         ast_set2_flag(tmp, args.url, DIAL_NOFORWARDHTML);       
1012                 }
1013                 ast_copy_string(numsubst, number, sizeof(numsubst));
1014                 /* Request the peer */
1015                 tmp->chan = ast_request(tech, chan->nativeformats, numsubst, &cause);
1016                 if (!tmp->chan) {
1017                         /* If we can't, just go on to the next call */
1018                         ast_log(LOG_WARNING, "Unable to create channel of type '%s' (cause %d - %s)\n", tech, cause, ast_cause2str(cause));
1019                         HANDLE_CAUSE(cause, chan);
1020                         cur = rest;
1021                         if (!cur)
1022                                 chan->hangupcause = cause;
1023                         continue;
1024                 }
1025                 pbx_builtin_setvar_helper(tmp->chan, "DIALEDPEERNUMBER", numsubst);
1026                 if (!ast_strlen_zero(tmp->chan->call_forward)) {
1027                         char tmpchan[256];
1028                         char *stuff;
1029                         char *tech;
1030                         ast_copy_string(tmpchan, tmp->chan->call_forward, sizeof(tmpchan));
1031                         if ((stuff = strchr(tmpchan, '/'))) {
1032                                 *stuff = '\0';
1033                                 stuff++;
1034                                 tech = tmpchan;
1035                         } else {
1036                                 snprintf(tmpchan, sizeof(tmpchan), "%s@%s", tmp->chan->call_forward, tmp->chan->context);
1037                                 stuff = tmpchan;
1038                                 tech = "Local";
1039                         }
1040                         tmp->forwards++;
1041                         if (tmp->forwards < AST_MAX_FORWARDS) {
1042                                 if (option_verbose > 2)
1043                                         ast_verbose(VERBOSE_PREFIX_3 "Now forwarding %s to '%s/%s' (thanks to %s)\n", chan->name, tech, stuff, tmp->chan->name);
1044                                 ast_hangup(tmp->chan);
1045                                 /* Setup parameters */
1046                                 tmp->chan = ast_request(tech, chan->nativeformats, stuff, &cause);
1047                                 if (!tmp->chan)
1048                                         ast_log(LOG_NOTICE, "Unable to create local channel for call forward to '%s/%s' (cause = %d)\n", tech, stuff, cause);
1049                         } else {
1050                                 if (option_verbose > 2)
1051                                         ast_verbose(VERBOSE_PREFIX_3 "Too many forwards from %s\n", tmp->chan->name);
1052                                 ast_hangup(tmp->chan);
1053                                 tmp->chan = NULL;
1054                                 cause = AST_CAUSE_CONGESTION;
1055                         }
1056                         if (!tmp->chan) {
1057                                 HANDLE_CAUSE(cause, chan);
1058                                 cur = rest;
1059                                 continue;
1060                         }
1061                 }
1062
1063                 /* Setup outgoing SDP to match incoming one */
1064                 ast_rtp_make_compatible(tmp->chan, chan);
1065                 
1066                 /* Inherit specially named variables from parent channel */
1067                 ast_channel_inherit_variables(chan, tmp->chan);
1068
1069                 tmp->chan->appl = "AppDial";
1070                 tmp->chan->data = "(Outgoing Line)";
1071                 tmp->chan->whentohangup = 0;
1072                 if (tmp->chan->cid.cid_num)
1073                         free(tmp->chan->cid.cid_num);
1074                 tmp->chan->cid.cid_num = NULL;
1075                 if (tmp->chan->cid.cid_name)
1076                         free(tmp->chan->cid.cid_name);
1077                 tmp->chan->cid.cid_name = NULL;
1078                 if (tmp->chan->cid.cid_ani)
1079                         free(tmp->chan->cid.cid_ani);
1080                 tmp->chan->cid.cid_ani = NULL;
1081
1082                 if (chan->cid.cid_num) 
1083                         tmp->chan->cid.cid_num = strdup(chan->cid.cid_num);
1084                 if (chan->cid.cid_name) 
1085                         tmp->chan->cid.cid_name = strdup(chan->cid.cid_name);
1086                 if (chan->cid.cid_ani) 
1087                         tmp->chan->cid.cid_ani = strdup(chan->cid.cid_ani);
1088                 
1089                 /* Copy language from incoming to outgoing */
1090                 ast_string_field_set(tmp->chan, language, chan->language);
1091                 ast_string_field_set(tmp->chan, accountcode, chan->accountcode);
1092                 tmp->chan->cdrflags = chan->cdrflags;
1093                 if (ast_strlen_zero(tmp->chan->musicclass))
1094                         ast_string_field_set(tmp->chan, musicclass, chan->musicclass);
1095                 if (chan->cid.cid_rdnis)
1096                         tmp->chan->cid.cid_rdnis = strdup(chan->cid.cid_rdnis);
1097                 /* Pass callingpres setting */
1098                 tmp->chan->cid.cid_pres = chan->cid.cid_pres;
1099                 /* Pass type of number */
1100                 tmp->chan->cid.cid_ton = chan->cid.cid_ton;
1101                 /* Pass type of tns */
1102                 tmp->chan->cid.cid_tns = chan->cid.cid_tns;
1103                 /* Presense of ADSI CPE on outgoing channel follows ours */
1104                 tmp->chan->adsicpe = chan->adsicpe;
1105                 /* Pass the transfer capability */
1106                 tmp->chan->transfercapability = chan->transfercapability;
1107
1108                 /* If we have an outbound group, set this peer channel to it */
1109                 if (outbound_group)
1110                         ast_app_group_set_channel(tmp->chan, outbound_group);
1111
1112                 /* Place the call, but don't wait on the answer */
1113                 res = ast_call(tmp->chan, numsubst, 0);
1114
1115                 /* Save the info in cdr's that we called them */
1116                 if (chan->cdr)
1117                         ast_cdr_setdestchan(chan->cdr, tmp->chan->name);
1118
1119                 /* check the results of ast_call */
1120                 if (res) {
1121                         /* Again, keep going even if there's an error */
1122                         if (option_debug)
1123                                 ast_log(LOG_DEBUG, "ast call on peer returned %d\n", res);
1124                         else if (option_verbose > 2)
1125                                 ast_verbose(VERBOSE_PREFIX_3 "Couldn't call %s\n", numsubst);
1126                         ast_hangup(tmp->chan);
1127                         tmp->chan = NULL;
1128                         cur = rest;
1129                         continue;
1130                 } else {
1131                         senddialevent(chan, tmp->chan);
1132                         if (option_verbose > 2)
1133                                 ast_verbose(VERBOSE_PREFIX_3 "Called %s\n", numsubst);
1134                         if (!ast_test_flag(peerflags, OPT_ORIGINAL_CLID))
1135                                 ast_set_callerid(tmp->chan, S_OR(chan->macroexten, chan->exten), get_cid_name(cidname, sizeof(cidname), chan), NULL);
1136                 }
1137                 /* Put them in the list of outgoing thingies...  We're ready now. 
1138                    XXX If we're forcibly removed, these outgoing calls won't get
1139                    hung up XXX */
1140                 ast_set_flag(tmp, DIAL_STILLGOING);     
1141                 tmp->next = outgoing;
1142                 outgoing = tmp;
1143                 /* If this line is up, don't try anybody else */
1144                 if (outgoing->chan->_state == AST_STATE_UP)
1145                         break;
1146                 cur = rest;
1147         } while (cur);
1148         
1149         if (!ast_strlen_zero(args.timeout)) {
1150                 to = atoi(args.timeout);
1151                 if (to > 0)
1152                         to *= 1000;
1153                 else
1154                         ast_log(LOG_WARNING, "Invalid timeout specified: '%s'\n", args.timeout);
1155         } else
1156                 to = -1;
1157
1158         if (outgoing) {
1159                 /* Our status will at least be NOANSWER */
1160                 strcpy(status, "NOANSWER");
1161                 if (ast_test_flag(outgoing, OPT_MUSICBACK)) {
1162                         moh=1;
1163                         ast_moh_start(chan, opt_args[OPT_ARG_MUSICBACK]);
1164                 } else if (ast_test_flag(outgoing, OPT_RINGBACK)) {
1165                         ast_indicate(chan, AST_CONTROL_RINGING);
1166                         sentringing++;
1167                 }
1168         } else
1169                 strcpy(status, "CHANUNAVAIL");
1170
1171         time(&start_time);
1172         peer = wait_for_answer(chan, outgoing, &to, peerflags, &sentringing, status, sizeof(status), numbusy, numnochan, numcongestion, ast_test_flag(&opts, OPT_PRIORITY_JUMP), &result);
1173         
1174         if (!peer) {
1175                 if (result) {
1176                         res = result;
1177                 } else if (to) 
1178                         /* Musta gotten hung up */
1179                         res = -1;
1180                 else 
1181                         /* Nobody answered, next please? */
1182                         res = 0;
1183                 
1184                 goto out;
1185         }
1186         if (peer) {
1187                 time(&answer_time);
1188                 strcpy(status, "ANSWER");
1189                 /* Ah ha!  Someone answered within the desired timeframe.  Of course after this
1190                    we will always return with -1 so that it is hung up properly after the 
1191                    conversation.  */
1192                 hanguptree(outgoing, peer);
1193                 outgoing = NULL;
1194                 /* If appropriate, log that we have a destination channel */
1195                 if (chan->cdr)
1196                         ast_cdr_setdestchan(chan->cdr, peer->name);
1197                 if (peer->name)
1198                         pbx_builtin_setvar_helper(chan, "DIALEDPEERNAME", peer->name);
1199
1200                 number = (char *)pbx_builtin_getvar_helper(peer, "DIALEDPEERNUMBER");
1201                 if (!number)
1202                         number = numsubst;
1203                 pbx_builtin_setvar_helper(chan, "DIALEDPEERNUMBER", number);
1204                 if (!ast_strlen_zero(args.url) && ast_channel_supports_html(peer) ) {
1205                         if (option_debug)
1206                                 ast_log(LOG_DEBUG, "app_dial: sendurl=%s.\n", args.url);
1207                         ast_channel_sendurl( peer, args.url );
1208                 }
1209                 if (ast_test_flag(&opts, OPT_PRIVACY) || ast_test_flag(&opts, OPT_SCREENING)) {
1210                         int res2;
1211                         int loopcount = 0;
1212                         if( privdb_val == AST_PRIVACY_UNKNOWN ) {
1213
1214                                 /* Get the user's intro, store it in priv-callerintros/$CID, 
1215                                    unless it is already there-- this should be done before the 
1216                                    call is actually dialed  */
1217
1218                                 /* all ring indications and moh for the caller has been halted as soon as the 
1219                                    target extension was picked up. We are going to have to kill some
1220                                    time and make the caller believe the peer hasn't picked up yet */
1221
1222                                 if (ast_test_flag(&opts, OPT_MUSICBACK) && !ast_strlen_zero(opt_args[OPT_ARG_MUSICBACK])) {
1223                                         ast_indicate(chan, -1);
1224                                         ast_moh_start(chan, opt_args[OPT_ARG_MUSICBACK]);
1225                                 } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1226                                         ast_indicate(chan, AST_CONTROL_RINGING);
1227                                         sentringing++;
1228                                 }
1229
1230                                 /* Start autoservice on the other chan ?? */
1231                                 res2 = ast_autoservice_start(chan);
1232                                 /* Now Stream the File */
1233                                 if (!res2) {
1234                                         do {
1235                                                 if (!res2)
1236                                                         res2 = ast_play_and_wait(peer,"priv-callpending");
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                                                 
1240                                                 /* priv-callpending script: 
1241                                                    "I have a caller waiting, who introduces themselves as:"
1242                                                 */
1243                                                 if (!res2)
1244                                                         res2 = ast_play_and_wait(peer,privintro);
1245                                                 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! */
1246                                                         res2 = 0;
1247                                                 /* now get input from the called party, as to their choice */
1248                                                 if( !res2 ) {
1249                                                         if( ast_test_flag(&opts, OPT_PRIVACY) )
1250                                                                 res2 = ast_play_and_wait(peer,"priv-callee-options");
1251                                                         if( ast_test_flag(&opts, OPT_SCREENING) )
1252                                                                 res2 = ast_play_and_wait(peer,"screen-callee-options");
1253                                                 }
1254                                                 /*! \page DialPrivacy Dial Privacy scripts
1255                                                 \par priv-callee-options script:
1256                                                         "Dial 1 if you wish this caller to reach you directly in the future,
1257                                                                 and immediately connect to their incoming call
1258                                                          Dial 2 if you wish to send this caller to voicemail now and 
1259                                                                 forevermore.
1260                                                          Dial 3 to send this callerr to the torture menus, now and forevermore.
1261                                                          Dial 4 to send this caller to a simple "go away" menu, now and forevermore.
1262                                                          Dial 5 to allow this caller to come straight thru to you in the future,
1263                                                                 but right now, just this once, send them to voicemail."
1264                                                 \par screen-callee-options script:
1265                                                         "Dial 1 if you wish to immediately connect to the incoming call
1266                                                          Dial 2 if you wish to send this caller to voicemail.
1267                                                          Dial 3 to send this callerr to the torture menus.
1268                                                          Dial 4 to send this caller to a simple "go away" menu.
1269                                                 */
1270                                                 if(!res2 || res2 < '1' || (ast_test_flag(&opts, OPT_PRIVACY) && res2 > '5') || (ast_test_flag(&opts, OPT_SCREENING) && res2 > '4') ) {
1271                                                         /* invalid option */
1272                                                         res2 = ast_play_and_wait(peer, "vm-sorry");
1273                                                 }
1274                                                 loopcount++; /* give the callee a couple chances to make a choice */
1275                                         } while( (!res2 || res2 < '1' || (ast_test_flag(&opts, OPT_PRIVACY) && res2 > '5') || (ast_test_flag(&opts, OPT_SCREENING) && res2 > '4')) && loopcount < 2 );
1276                                 }
1277
1278                                 switch(res2) {
1279                                 case '1':
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 ALLOW\n",
1283                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1284                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_ALLOW);
1285                                         }
1286                                         break;
1287                                 case '2':
1288                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1289                                                 if (option_verbose > 2)
1290                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to DENY\n",
1291                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1292                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_DENY);
1293                                         }
1294                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1295                                                 ast_moh_stop(chan);
1296                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1297                                                 ast_indicate(chan, -1);
1298                                                 sentringing=0;
1299                                         }
1300                                         res2 = ast_autoservice_stop(chan);
1301                                         ast_hangup(peer); /* hang up on the callee -- he didn't want to talk anyway! */
1302                                         res=0;
1303                                         goto out;
1304                                 case '3':
1305                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1306                                                 if (option_verbose > 2)
1307                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to TORTURE\n",
1308                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1309                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_TORTURE);
1310                                         }
1311                                         ast_copy_string(status, "TORTURE", sizeof(status));
1312                                         
1313                                         res = 0;
1314                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1315                                                 ast_moh_stop(chan);
1316                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1317                                                 ast_indicate(chan, -1);
1318                                                 sentringing=0;
1319                                         }
1320                                         res2 = ast_autoservice_stop(chan);
1321                                         ast_hangup(peer); /* hang up on the caller -- he didn't want to talk anyway! */
1322                                         goto out; /* Is this right? */
1323                                 case '4':
1324                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1325                                                 if (option_verbose > 2)
1326                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to KILL\n",
1327                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1328                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_KILL);
1329                                         }
1330
1331                                         ast_copy_string(status, "DONTCALL", sizeof(status));
1332                                         res = 0;
1333                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1334                                                 ast_moh_stop(chan);
1335                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1336                                                 ast_indicate(chan, -1);
1337                                                 sentringing=0;
1338                                         }
1339                                         res2 = ast_autoservice_stop(chan);
1340                                         ast_hangup(peer); /* hang up on the caller -- he didn't want to talk anyway! */
1341                                         goto out; /* Is this right? */
1342                                 case '5':
1343                                         if( ast_test_flag(&opts, OPT_PRIVACY) ) {
1344                                                 if (option_verbose > 2)
1345                                                         ast_verbose(VERBOSE_PREFIX_3 "--Set privacy database entry %s/%s to ALLOW\n",
1346                                                                      opt_args[OPT_ARG_PRIVACY], privcid);
1347                                                 ast_privacy_set(opt_args[OPT_ARG_PRIVACY], privcid, AST_PRIVACY_ALLOW);
1348                                                 if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1349                                                         ast_moh_stop(chan);
1350                                                 } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1351                                                         ast_indicate(chan, -1);
1352                                                         sentringing=0;
1353                                                 }
1354                                                 res2 = ast_autoservice_stop(chan);
1355                                                 ast_hangup(peer); /* hang up on the caller -- he didn't want to talk anyway! */
1356                                                 res=0;
1357                                                 goto out;
1358                                         } /* if not privacy, then 5 is the same as "default" case */
1359                                 default:
1360                                         /* well, if the user messes up, ... he had his chance... What Is The Best Thing To Do?  */
1361                                         /* well, there seems basically two choices. Just patch the caller thru immediately,
1362                                                   or,... put 'em thru to voicemail. */
1363                                         /* since the callee may have hung up, let's do the voicemail thing, no database decision */
1364                                         ast_log(LOG_NOTICE, "privacy: no valid response from the callee. Sending the caller to voicemail, the callee isn't responding\n");
1365                                         if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1366                                                 ast_moh_stop(chan);
1367                                         } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1368                                                 ast_indicate(chan, -1);
1369                                                 sentringing=0;
1370                                         }
1371                                         res2 = ast_autoservice_stop(chan);
1372                                         ast_hangup(peer); /* hang up on the callee -- he didn't want to talk anyway! */
1373                                         res=0;
1374                                         goto out;
1375                                 }
1376                                 if (ast_test_flag(&opts, OPT_MUSICBACK)) {
1377                                         ast_moh_stop(chan);
1378                                 } else if (ast_test_flag(&opts, OPT_RINGBACK)) {
1379                                         ast_indicate(chan, -1);
1380                                         sentringing=0;
1381                                 }
1382                                 res2 = ast_autoservice_stop(chan);
1383                                 /* if the intro is NOCALLERID, then there's no reason to leave it on disk, it'll 
1384                                    just clog things up, and it's not useful information, not being tied to a CID */
1385                                 if( strncmp(privcid,"NOCALLERID",10) == 0 || ast_test_flag(&opts, OPT_SCREEN_NOINTRO) ) {
1386                                         ast_filedelete(privintro, NULL);
1387                                         if( ast_fileexists(privintro, NULL, NULL ) > 0 )
1388                                                 ast_log(LOG_NOTICE, "privacy: ast_filedelete didn't do its job on %s\n", privintro);
1389                                         else if (option_verbose > 2)
1390                                                 ast_verbose(VERBOSE_PREFIX_3 "Successfully deleted %s intro file\n", privintro);
1391                                 }
1392                         }
1393                 }
1394                 if (ast_test_flag(&opts, OPT_ANNOUNCE) && !ast_strlen_zero(opt_args[OPT_ARG_ANNOUNCE])) {
1395                         /* Start autoservice on the other chan */
1396                         res = ast_autoservice_start(chan);
1397                         /* Now Stream the File */
1398                         if (!res)
1399                                 res = ast_streamfile(peer, opt_args[OPT_ARG_ANNOUNCE], peer->language);
1400                         if (!res) {
1401                                 digit = ast_waitstream(peer, AST_DIGIT_ANY); 
1402                         }
1403                         /* Ok, done. stop autoservice */
1404                         res = ast_autoservice_stop(chan);
1405                         if (digit > 0 && !res)
1406                                 res = ast_senddigit(chan, digit); 
1407                         else
1408                                 res = digit;
1409
1410                 } else
1411                         res = 0;
1412
1413                 if (chan && peer && ast_test_flag(&opts, OPT_GOTO) && !ast_strlen_zero(opt_args[OPT_ARG_GOTO])) {
1414                         char *ch;
1415
1416                         for (ch = opt_args[OPT_ARG_GOTO]; *ch; ch++) {
1417                                 if (*ch == '^')
1418                                         *ch = '|';
1419                         }
1420                         ast_parseable_goto(chan, opt_args[OPT_ARG_GOTO]);
1421                         ast_parseable_goto(peer, opt_args[OPT_ARG_GOTO]);
1422                         peer->priority++;
1423                         ast_pbx_start(peer);
1424                         hanguptree(outgoing, NULL);
1425                         LOCAL_USER_REMOVE(u);
1426                         return 0;
1427                 }
1428
1429                 if (ast_test_flag(&opts, OPT_CALLEE_MACRO) && !ast_strlen_zero(opt_args[OPT_ARG_CALLEE_MACRO])) {
1430                         char *ch;
1431
1432                         res = ast_autoservice_start(chan);
1433                         if (res) {
1434                                 ast_log(LOG_ERROR, "Unable to start autoservice on calling channel\n");
1435                                 res = -1;
1436                         }
1437
1438                         app = pbx_findapp("Macro");
1439
1440                         if (app && !res) {
1441                                 for (ch = opt_args[OPT_ARG_CALLEE_MACRO]; *ch; ch++) {
1442                                         if (*ch == '^')
1443                                                 *ch = '|';
1444                                 }
1445                                 res = pbx_exec(peer, app, opt_args[OPT_ARG_CALLEE_MACRO]);
1446                                 ast_log(LOG_DEBUG, "Macro exited with status %d\n", res);
1447                                 res = 0;
1448                         } else {
1449                                 ast_log(LOG_ERROR, "Could not find application Macro\n");
1450                                 res = -1;
1451                         }
1452
1453                         if (ast_autoservice_stop(chan) < 0) {
1454                                 ast_log(LOG_ERROR, "Could not stop autoservice on calling channel\n");
1455                                 res = -1;
1456                         }
1457
1458                         if (!res) {
1459                                 if ((macro_result = pbx_builtin_getvar_helper(peer, "MACRO_RESULT"))) {
1460                                         if (!strcasecmp(macro_result, "BUSY")) {
1461                                                 ast_copy_string(status, macro_result, sizeof(status));
1462                                                 if (ast_opt_priority_jumping || ast_test_flag(&opts, OPT_PRIORITY_JUMP)) {
1463                                                         if (!ast_goto_if_exists(chan, NULL, NULL, chan->priority + 101)) {
1464                                                                 ast_set_flag(peerflags, OPT_GO_ON);
1465                                                         }
1466                                                 } else
1467                                                         ast_set_flag(peerflags, OPT_GO_ON);
1468                                                 res = -1;
1469                                         }
1470                                         else if (!strcasecmp(macro_result, "CONGESTION") || !strcasecmp(macro_result, "CHANUNAVAIL")) {
1471                                                 ast_copy_string(status, macro_result, sizeof(status));
1472                                                 ast_set_flag(peerflags, OPT_GO_ON);     
1473                                                 res = -1;
1474                                         }
1475                                         else if (!strcasecmp(macro_result, "CONTINUE")) {
1476                                                 /* hangup peer and keep chan alive assuming the macro has changed 
1477                                                    the context / exten / priority or perhaps 
1478                                                    the next priority in the current exten is desired.
1479                                                 */
1480                                                 ast_set_flag(peerflags, OPT_GO_ON);     
1481                                                 res = -1;
1482                                         } else if (!strcasecmp(macro_result, "ABORT")) {
1483                                                 /* Hangup both ends unless the caller has the g flag */
1484                                                 res = -1;
1485                                         } else if (!strncasecmp(macro_result, "GOTO:", 5) && (macro_transfer_dest = ast_strdupa(macro_result + 5))) {
1486                                                 res = -1;
1487                                                 /* perform a transfer to a new extension */
1488                                                 if (strchr(macro_transfer_dest, '^')) { /* context^exten^priority*/
1489                                                         /* no brainer mode... substitute ^ with | and feed it to builtin goto */
1490                                                         for (res = 0; res < strlen(macro_transfer_dest); res++)
1491                                                                 if (macro_transfer_dest[res] == '^')
1492                                                                         macro_transfer_dest[res] = '|';
1493
1494                                                         if (!ast_parseable_goto(chan, macro_transfer_dest))
1495                                                                 ast_set_flag(peerflags, OPT_GO_ON);
1496
1497                                                 }
1498                                         }
1499                                 }
1500                         }
1501                 }
1502
1503                 if (!res) {
1504                         if (calldurationlimit > 0) {
1505                                 time_t now;
1506
1507                                 time(&now);
1508                                 chan->whentohangup = now + calldurationlimit;
1509                         }
1510                         if (!ast_strlen_zero(dtmfcalled)) { 
1511                                 if (option_verbose > 2)
1512                                         ast_verbose(VERBOSE_PREFIX_3 "Sending DTMF '%s' to the called party.\n", dtmfcalled);
1513                                 res = ast_dtmf_stream(peer,chan,dtmfcalled,250);
1514                         }
1515                         if (!ast_strlen_zero(dtmfcalling)) {
1516                                 if (option_verbose > 2)
1517                                         ast_verbose(VERBOSE_PREFIX_3 "Sending DTMF '%s' to the calling party.\n", dtmfcalling);
1518                                 res = ast_dtmf_stream(chan,peer,dtmfcalling,250);
1519                         }
1520                 }
1521                 
1522                 if (!res) {
1523                         memset(&config,0,sizeof(struct ast_bridge_config));
1524                         if (play_to_caller)
1525                                 ast_set_flag(&(config.features_caller), AST_FEATURE_PLAY_WARNING);
1526                         if (play_to_callee)
1527                                 ast_set_flag(&(config.features_callee), AST_FEATURE_PLAY_WARNING);
1528                         if (ast_test_flag(peerflags, OPT_CALLEE_TRANSFER))
1529                                 ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
1530                         if (ast_test_flag(peerflags, OPT_CALLER_TRANSFER))
1531                                 ast_set_flag(&(config.features_caller), AST_FEATURE_REDIRECT);
1532                         if (ast_test_flag(peerflags, OPT_CALLEE_HANGUP))
1533                                 ast_set_flag(&(config.features_callee), AST_FEATURE_DISCONNECT);
1534                         if (ast_test_flag(peerflags, OPT_CALLER_HANGUP))
1535                                 ast_set_flag(&(config.features_caller), AST_FEATURE_DISCONNECT);
1536                         if (ast_test_flag(peerflags, OPT_CALLEE_MONITOR))
1537                                 ast_set_flag(&(config.features_callee), AST_FEATURE_AUTOMON);
1538                         if (ast_test_flag(peerflags, OPT_CALLER_MONITOR)) 
1539                                 ast_set_flag(&(config.features_caller), AST_FEATURE_AUTOMON);
1540
1541                         config.timelimit = timelimit;
1542                         config.play_warning = play_warning;
1543                         config.warning_freq = warning_freq;
1544                         config.warning_sound = warning_sound;
1545                         config.end_sound = end_sound;
1546                         config.start_sound = start_sound;
1547                         if (moh) {
1548                                 moh = 0;
1549                                 ast_moh_stop(chan);
1550                         } else if (sentringing) {
1551                                 sentringing = 0;
1552                                 ast_indicate(chan, -1);
1553                         }
1554                         /* Be sure no generators are left on it */
1555                         ast_deactivate_generator(chan);
1556                         /* Make sure channels are compatible */
1557                         res = ast_channel_make_compatible(chan, peer);
1558                         if (res < 0) {
1559                                 ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", chan->name, peer->name);
1560                                 ast_hangup(peer);
1561                                 LOCAL_USER_REMOVE(u);
1562                                 return -1;
1563                         }
1564                         res = ast_bridge_call(chan,peer,&config);
1565                         time(&end_time);
1566                         snprintf(toast, sizeof(toast), "%ld", (long)(end_time - answer_time));
1567                         pbx_builtin_setvar_helper(chan, "ANSWEREDTIME", toast);
1568                         
1569                 } else {
1570                         time(&end_time);
1571                         res = -1;
1572                 }
1573                 snprintf(toast, sizeof(toast), "%ld", (long)(end_time - start_time));
1574                 pbx_builtin_setvar_helper(chan, "DIALEDTIME", toast);
1575                 
1576                 if (res != AST_PBX_NO_HANGUP_PEER) {
1577                         if (!chan->_softhangup)
1578                                 chan->hangupcause = peer->hangupcause;
1579                         ast_hangup(peer);
1580                 }
1581         }       
1582 out:
1583         if (moh) {
1584                 moh = 0;
1585                 ast_moh_stop(chan);
1586         } else if (sentringing) {
1587                 sentringing = 0;
1588                 ast_indicate(chan, -1);
1589         }
1590         hanguptree(outgoing, NULL);
1591         pbx_builtin_setvar_helper(chan, "DIALSTATUS", status);
1592         if (option_debug)
1593                 ast_log(LOG_DEBUG, "Exiting with DIALSTATUS=%s.\n", status);
1594         
1595         if ((ast_test_flag(peerflags, OPT_GO_ON)) && (!chan->_softhangup) && (res != AST_PBX_KEEPALIVE))
1596                 res = 0;
1597         
1598         LOCAL_USER_REMOVE(u);    
1599         
1600         return res;
1601 }
1602
1603 static int dial_exec(struct ast_channel *chan, void *data)
1604 {
1605         struct ast_flags peerflags;
1606         memset(&peerflags, 0, sizeof(peerflags));
1607         return dial_exec_full(chan, data, &peerflags);
1608 }
1609
1610 static int retrydial_exec(struct ast_channel *chan, void *data)
1611 {
1612         char *announce = NULL, *dialdata = NULL;
1613         const char *context = NULL;
1614         int sleep = 0, loops = 0, res = 0;
1615         struct localuser *u;
1616         struct ast_flags peerflags;
1617         
1618         if (ast_strlen_zero(data)) {
1619                 ast_log(LOG_WARNING, "RetryDial requires an argument!\n");
1620                 return -1;
1621         }       
1622
1623         LOCAL_USER_ADD(u);
1624
1625         if (!(announce = ast_strdupa(data))) {
1626                 LOCAL_USER_REMOVE(u);
1627                 return -1;
1628         }
1629         
1630         memset(&peerflags, 0, sizeof(peerflags));
1631
1632         if ((dialdata = strchr(announce, '|'))) {
1633                 *dialdata = '\0';
1634                 dialdata++;
1635                 if ((sleep = atoi(dialdata))) {
1636                         sleep *= 1000;
1637                 } else {
1638                         ast_log(LOG_ERROR, "%s requires the numerical argument <sleep>\n",rapp);
1639                         LOCAL_USER_REMOVE(u);
1640                         return -1;
1641                 }
1642                 if ((dialdata = strchr(dialdata, '|'))) {
1643                         *dialdata = '\0';
1644                         dialdata++;
1645                         if (!(loops = atoi(dialdata))) {
1646                                 ast_log(LOG_ERROR, "%s requires the numerical argument <loops>\n",rapp);
1647                                 LOCAL_USER_REMOVE(u);
1648                                 return -1;
1649                         }
1650                 }
1651         }
1652         
1653         if ((dialdata = strchr(dialdata, '|'))) {
1654                 *dialdata = '\0';
1655                 dialdata++;
1656         } else {
1657                 ast_log(LOG_ERROR, "%s requires more arguments\n",rapp);
1658                 LOCAL_USER_REMOVE(u);
1659                 return -1;
1660         }
1661                 
1662         if (sleep < 1000)
1663                 sleep = 10000;
1664         
1665         if (!loops)
1666                 loops = -1;
1667         
1668         context = pbx_builtin_getvar_helper(chan, "EXITCONTEXT");
1669         
1670         while (loops) {
1671                 chan->data = "Retrying";
1672                 if (ast_test_flag(chan, AST_FLAG_MOH))
1673                         ast_moh_stop(chan);
1674
1675                 if ((res = dial_exec_full(chan, dialdata, &peerflags)) == 0) {
1676                         if (ast_test_flag(&peerflags, OPT_DTMF_EXIT)) {
1677                                 if (!(res = ast_streamfile(chan, announce, chan->language)))
1678                                         res = ast_waitstream(chan, AST_DIGIT_ANY);
1679                                 if (!res && sleep) {
1680                                         if (!ast_test_flag(chan, AST_FLAG_MOH))
1681                                                 ast_moh_start(chan, NULL);
1682                                         res = ast_waitfordigit(chan, sleep);
1683                                 }
1684                         } else {
1685                                 if (!(res = ast_streamfile(chan, announce, chan->language)))
1686                                         res = ast_waitstream(chan, "");
1687                                 if (sleep) {
1688                                         if (!ast_test_flag(chan, AST_FLAG_MOH))
1689                                                 ast_moh_start(chan, NULL);
1690                                         if (!res) 
1691                                                 res = ast_waitfordigit(chan, sleep);
1692                                 }
1693                         }
1694                 }
1695
1696                 if (res < 0)
1697                         break;
1698                 else if (res > 0) { /* Trying to send the call elsewhere (1 digit ext) */
1699                         if (onedigit_goto(chan, context, (char) res, 1)) {
1700                                 res = 0;
1701                                 break;
1702                         }
1703                 }
1704                 loops--;
1705         }
1706         
1707         if (ast_test_flag(chan, AST_FLAG_MOH))
1708                 ast_moh_stop(chan);
1709
1710         LOCAL_USER_REMOVE(u);
1711         return loops ? res : 0;
1712
1713 }
1714
1715 STATIC_MODULE int unload_module(void)
1716 {
1717         int res;
1718
1719         res = ast_unregister_application(app);
1720         res |= ast_unregister_application(rapp);
1721
1722         STANDARD_HANGUP_LOCALUSERS;
1723         
1724         return res;
1725 }
1726
1727 STATIC_MODULE int load_module(void)
1728 {
1729         int res;
1730
1731         res = ast_register_application(app, dial_exec, synopsis, descrip);
1732         res |= ast_register_application(rapp, retrydial_exec, rsynopsis, rdescrip);
1733         
1734         return res;
1735 }
1736
1737 STATIC_MODULE const char *description(void)
1738 {
1739         return "Dialing Application";
1740
1741 }
1742
1743 STATIC_MODULE int usecount(void)
1744 {
1745         int res;
1746         STANDARD_USECOUNT(res);
1747         return res;
1748 }
1749
1750 STATIC_MODULE const char *key(void)
1751 {
1752         return ASTERISK_GPL_KEY;
1753 }
1754
1755 STD_MOD(MOD_1, NULL, NULL, NULL);