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00026 #include "asterisk.h"
00027
00028 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 168561 $")
00029
00030 #include <stdio.h>
00031 #include <stdlib.h>
00032 #include <string.h>
00033 #include <sys/time.h>
00034 #include <signal.h>
00035 #include <errno.h>
00036 #include <unistd.h>
00037 #include <dirent.h>
00038 #include <sys/types.h>
00039 #include <sys/stat.h>
00040 #include <regex.h>
00041
00042 #include "asterisk/channel.h"
00043 #include "asterisk/pbx.h"
00044 #include "asterisk/file.h"
00045 #include "asterisk/app.h"
00046 #include "asterisk/dsp.h"
00047 #include "asterisk/logger.h"
00048 #include "asterisk/options.h"
00049 #include "asterisk/utils.h"
00050 #include "asterisk/lock.h"
00051 #include "asterisk/indications.h"
00052 #include "asterisk/linkedlists.h"
00053
00054 #define MAX_OTHER_FORMATS 10
00055
00056 static AST_LIST_HEAD_STATIC(groups, ast_group_info);
00057
00058
00059
00060
00061
00062
00063
00064
00065 int ast_app_dtget(struct ast_channel *chan, const char *context, char *collect, size_t size, int maxlen, int timeout)
00066 {
00067 struct tone_zone_sound *ts;
00068 int res=0, x=0;
00069
00070 if (maxlen > size)
00071 maxlen = size;
00072
00073 if (!timeout && chan->pbx)
00074 timeout = chan->pbx->dtimeout;
00075 else if (!timeout)
00076 timeout = 5;
00077
00078 ts = ast_get_indication_tone(chan->zone,"dial");
00079 if (ts && ts->data[0])
00080 res = ast_playtones_start(chan, 0, ts->data, 0);
00081 else
00082 ast_log(LOG_NOTICE,"Huh....? no dial for indications?\n");
00083
00084 for (x = strlen(collect); x < maxlen; ) {
00085 res = ast_waitfordigit(chan, timeout);
00086 if (!ast_ignore_pattern(context, collect))
00087 ast_playtones_stop(chan);
00088 if (res < 1)
00089 break;
00090 if (res == '#')
00091 break;
00092 collect[x++] = res;
00093 if (!ast_matchmore_extension(chan, context, collect, 1, chan->cid.cid_num))
00094 break;
00095 }
00096 if (res >= 0)
00097 res = ast_exists_extension(chan, context, collect, 1, chan->cid.cid_num) ? 1 : 0;
00098 return res;
00099 }
00100
00101
00102
00103
00104
00105
00106
00107 int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout)
00108 {
00109 int res,to,fto;
00110
00111 if (maxlen)
00112 s[0] = '\0';
00113 if (prompt) {
00114 res = ast_streamfile(c, prompt, c->language);
00115 if (res < 0)
00116 return res;
00117 }
00118 fto = c->pbx ? c->pbx->rtimeout * 1000 : 6000;
00119 to = c->pbx ? c->pbx->dtimeout * 1000 : 2000;
00120
00121 if (timeout > 0)
00122 fto = to = timeout;
00123 if (timeout < 0)
00124 fto = to = 1000000000;
00125 res = ast_readstring(c, s, maxlen, to, fto, "#");
00126 return res;
00127 }
00128
00129
00130 int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd)
00131 {
00132 int res, to, fto;
00133 if (prompt) {
00134 res = ast_streamfile(c, prompt, c->language);
00135 if (res < 0)
00136 return res;
00137 }
00138 fto = 6000;
00139 to = 2000;
00140 if (timeout > 0)
00141 fto = to = timeout;
00142 if (timeout < 0)
00143 fto = to = 1000000000;
00144 res = ast_readstring_full(c, s, maxlen, to, fto, "#", audiofd, ctrlfd);
00145 return res;
00146 }
00147
00148 static int (*ast_has_voicemail_func)(const char *mailbox, const char *folder) = NULL;
00149 static int (*ast_inboxcount_func)(const char *mailbox, int *newmsgs, int *oldmsgs) = NULL;
00150 static int (*ast_messagecount_func)(const char *context, const char *mailbox, const char *folder) = NULL;
00151
00152 void ast_install_vm_functions(int (*has_voicemail_func)(const char *mailbox, const char *folder),
00153 int (*inboxcount_func)(const char *mailbox, int *newmsgs, int *oldmsgs),
00154 int (*messagecount_func)(const char *context, const char *mailbox, const char *folder))
00155 {
00156 ast_has_voicemail_func = has_voicemail_func;
00157 ast_inboxcount_func = inboxcount_func;
00158 ast_messagecount_func = messagecount_func;
00159 }
00160
00161 void ast_uninstall_vm_functions(void)
00162 {
00163 ast_has_voicemail_func = NULL;
00164 ast_inboxcount_func = NULL;
00165 ast_messagecount_func = NULL;
00166 }
00167
00168 int ast_app_has_voicemail(const char *mailbox, const char *folder)
00169 {
00170 static int warned = 0;
00171 if (ast_has_voicemail_func)
00172 return ast_has_voicemail_func(mailbox, folder);
00173
00174 if ((option_verbose > 2) && !warned) {
00175 ast_verbose(VERBOSE_PREFIX_3 "Message check requested for mailbox %s/folder %s but voicemail not loaded.\n", mailbox, folder ? folder : "INBOX");
00176 warned++;
00177 }
00178 return 0;
00179 }
00180
00181
00182 int ast_app_inboxcount(const char *mailbox, int *newmsgs, int *oldmsgs)
00183 {
00184 static int warned = 0;
00185 if (newmsgs)
00186 *newmsgs = 0;
00187 if (oldmsgs)
00188 *oldmsgs = 0;
00189 if (ast_inboxcount_func)
00190 return ast_inboxcount_func(mailbox, newmsgs, oldmsgs);
00191
00192 if (!warned && (option_verbose > 2)) {
00193 warned++;
00194 ast_verbose(VERBOSE_PREFIX_3 "Message count requested for mailbox %s but voicemail not loaded.\n", mailbox);
00195 }
00196
00197 return 0;
00198 }
00199
00200 int ast_app_messagecount(const char *context, const char *mailbox, const char *folder)
00201 {
00202 static int warned = 0;
00203 if (ast_messagecount_func)
00204 return ast_messagecount_func(context, mailbox, folder);
00205
00206 if (!warned && (option_verbose > 2)) {
00207 warned++;
00208 ast_verbose(VERBOSE_PREFIX_3 "Message count requested for mailbox %s@%s/%s but voicemail not loaded.\n", mailbox, context, folder);
00209 }
00210
00211 return 0;
00212 }
00213
00214 int ast_dtmf_stream(struct ast_channel *chan, struct ast_channel *peer, const char *digits, int between)
00215 {
00216 const char *ptr;
00217 int res = 0;
00218 struct ast_silence_generator *silgen = NULL;
00219
00220 if (!between)
00221 between = 100;
00222
00223 if (peer)
00224 res = ast_autoservice_start(peer);
00225
00226 if (!res)
00227 res = ast_waitfor(chan, 100);
00228
00229
00230 if (res < 0) {
00231 if (peer) {
00232 ast_autoservice_stop(peer);
00233 }
00234 return res;
00235 }
00236
00237 if (ast_opt_transmit_silence) {
00238 silgen = ast_channel_start_silence_generator(chan);
00239 }
00240
00241 for (ptr = digits; *ptr; ptr++) {
00242 if (*ptr == 'w') {
00243
00244 if ((res = ast_safe_sleep(chan, 500)))
00245 break;
00246 } else if (strchr("0123456789*#abcdfABCDF", *ptr)) {
00247
00248 if (*ptr == 'f' || *ptr == 'F') {
00249
00250 ast_indicate(chan, AST_CONTROL_FLASH);
00251 } else
00252 ast_senddigit(chan, *ptr);
00253
00254 if ((res = ast_safe_sleep(chan, between)))
00255 break;
00256 } else
00257 ast_log(LOG_WARNING, "Illegal DTMF character '%c' in string. (0-9*#aAbBcCdD allowed)\n",*ptr);
00258 }
00259
00260 if (peer) {
00261
00262
00263 if (ast_autoservice_stop(peer) && !res)
00264 res = -1;
00265 }
00266
00267 if (silgen) {
00268 ast_channel_stop_silence_generator(chan, silgen);
00269 }
00270
00271 return res;
00272 }
00273
00274 struct linear_state {
00275 int fd;
00276 int autoclose;
00277 int allowoverride;
00278 int origwfmt;
00279 };
00280
00281 static void linear_release(struct ast_channel *chan, void *params)
00282 {
00283 struct linear_state *ls = params;
00284 if (ls->origwfmt && ast_set_write_format(chan, ls->origwfmt)) {
00285 ast_log(LOG_WARNING, "Unable to restore channel '%s' to format '%d'\n", chan->name, ls->origwfmt);
00286 }
00287 if (ls->autoclose)
00288 close(ls->fd);
00289 free(params);
00290 }
00291
00292 static int linear_generator(struct ast_channel *chan, void *data, int len, int samples)
00293 {
00294 struct ast_frame f;
00295 short buf[2048 + AST_FRIENDLY_OFFSET / 2];
00296 struct linear_state *ls = data;
00297 int res;
00298 len = samples * 2;
00299 if (len > sizeof(buf) - AST_FRIENDLY_OFFSET) {
00300 ast_log(LOG_WARNING, "Can't generate %d bytes of data!\n" ,len);
00301 len = sizeof(buf) - AST_FRIENDLY_OFFSET;
00302 }
00303 memset(&f, 0, sizeof(f));
00304 res = read(ls->fd, buf + AST_FRIENDLY_OFFSET/2, len);
00305 if (res > 0) {
00306 f.frametype = AST_FRAME_VOICE;
00307 f.subclass = AST_FORMAT_SLINEAR;
00308 f.data = buf + AST_FRIENDLY_OFFSET/2;
00309 f.datalen = res;
00310 f.samples = res / 2;
00311 f.offset = AST_FRIENDLY_OFFSET;
00312 ast_write(chan, &f);
00313 if (res == len)
00314 return 0;
00315 }
00316 return -1;
00317 }
00318
00319 static void *linear_alloc(struct ast_channel *chan, void *params)
00320 {
00321 struct linear_state *ls;
00322
00323 if (params) {
00324 ls = params;
00325 if (ls->allowoverride)
00326 ast_set_flag(chan, AST_FLAG_WRITE_INT);
00327 else
00328 ast_clear_flag(chan, AST_FLAG_WRITE_INT);
00329 ls->origwfmt = chan->writeformat;
00330 if (ast_set_write_format(chan, AST_FORMAT_SLINEAR)) {
00331 ast_log(LOG_WARNING, "Unable to set '%s' to linear format (write)\n", chan->name);
00332 free(ls);
00333 ls = params = NULL;
00334 }
00335 }
00336 return params;
00337 }
00338
00339 static struct ast_generator linearstream =
00340 {
00341 alloc: linear_alloc,
00342 release: linear_release,
00343 generate: linear_generator,
00344 };
00345
00346 int ast_linear_stream(struct ast_channel *chan, const char *filename, int fd, int allowoverride)
00347 {
00348 struct linear_state *lin;
00349 char tmpf[256];
00350 int res = -1;
00351 int autoclose = 0;
00352 if (fd < 0) {
00353 if (ast_strlen_zero(filename))
00354 return -1;
00355 autoclose = 1;
00356 if (filename[0] == '/')
00357 ast_copy_string(tmpf, filename, sizeof(tmpf));
00358 else
00359 snprintf(tmpf, sizeof(tmpf), "%s/%s/%s", (char *)ast_config_AST_DATA_DIR, "sounds", filename);
00360 fd = open(tmpf, O_RDONLY);
00361 if (fd < 0){
00362 ast_log(LOG_WARNING, "Unable to open file '%s': %s\n", tmpf, strerror(errno));
00363 return -1;
00364 }
00365 }
00366 if ((lin = ast_calloc(1, sizeof(*lin)))) {
00367 lin->fd = fd;
00368 lin->allowoverride = allowoverride;
00369 lin->autoclose = autoclose;
00370 res = ast_activate_generator(chan, &linearstream, lin);
00371 }
00372 return res;
00373 }
00374
00375 int ast_control_streamfile(struct ast_channel *chan, const char *file,
00376 const char *fwd, const char *rev,
00377 const char *stop, const char *pause,
00378 const char *restart, int skipms)
00379 {
00380 char *breaks = NULL;
00381 char *end = NULL;
00382 int blen = 2;
00383 int res;
00384 long pause_restart_point = 0;
00385
00386 if (stop)
00387 blen += strlen(stop);
00388 if (pause)
00389 blen += strlen(pause);
00390 if (restart)
00391 blen += strlen(restart);
00392
00393 if (blen > 2) {
00394 breaks = alloca(blen + 1);
00395 breaks[0] = '\0';
00396 if (stop)
00397 strcat(breaks, stop);
00398 if (pause)
00399 strcat(breaks, pause);
00400 if (restart)
00401 strcat(breaks, restart);
00402 }
00403 if (chan->_state != AST_STATE_UP)
00404 res = ast_answer(chan);
00405
00406 if (file) {
00407 if ((end = strchr(file,':'))) {
00408 if (!strcasecmp(end, ":end")) {
00409 *end = '\0';
00410 end++;
00411 }
00412 }
00413 }
00414
00415 for (;;) {
00416 ast_stopstream(chan);
00417 res = ast_streamfile(chan, file, chan->language);
00418 if (!res) {
00419 if (pause_restart_point) {
00420 ast_seekstream(chan->stream, pause_restart_point, SEEK_SET);
00421 pause_restart_point = 0;
00422 }
00423 else if (end) {
00424 ast_seekstream(chan->stream, 0, SEEK_END);
00425 end = NULL;
00426 };
00427 res = ast_waitstream_fr(chan, breaks, fwd, rev, skipms);
00428 }
00429
00430 if (res < 1)
00431 break;
00432
00433
00434 if (restart && strchr(restart, res)) {
00435 if (option_debug)
00436 ast_log(LOG_DEBUG, "we'll restart the stream here at next loop\n");
00437 pause_restart_point = 0;
00438 continue;
00439 }
00440
00441 if (pause && strchr(pause, res)) {
00442 pause_restart_point = ast_tellstream(chan->stream);
00443 for (;;) {
00444 ast_stopstream(chan);
00445 res = ast_waitfordigit(chan, 1000);
00446 if (!res)
00447 continue;
00448 else if (res == -1 || strchr(pause, res) || (stop && strchr(stop, res)))
00449 break;
00450 }
00451 if (res == *pause) {
00452 res = 0;
00453 continue;
00454 }
00455 }
00456
00457 if (res == -1)
00458 break;
00459
00460
00461 if (stop && strchr(stop, res))
00462 break;
00463 }
00464
00465
00466 if (res > 0 || chan->stream)
00467 res = (char)res;
00468
00469 ast_stopstream(chan);
00470
00471 return res;
00472 }
00473
00474 int ast_play_and_wait(struct ast_channel *chan, const char *fn)
00475 {
00476 int d;
00477 d = ast_streamfile(chan, fn, chan->language);
00478 if (d)
00479 return d;
00480 d = ast_waitstream(chan, AST_DIGIT_ANY);
00481 ast_stopstream(chan);
00482 return d;
00483 }
00484
00485 static int global_silence_threshold = 128;
00486 static int global_maxsilence = 0;
00487
00488
00489
00490
00491
00492
00493
00494
00495
00496
00497
00498
00499
00500
00501
00502
00503
00504 static int __ast_play_and_record(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, int beep, int silencethreshold, int maxsilence, const char *path, int prepend, const char *acceptdtmf, const char *canceldtmf)
00505 {
00506 int d = 0;
00507 char *fmts;
00508 char comment[256];
00509 int x, fmtcnt = 1, res = -1, outmsg = 0;
00510 struct ast_filestream *others[MAX_OTHER_FORMATS];
00511 char *sfmt[MAX_OTHER_FORMATS];
00512 char *stringp = NULL;
00513 time_t start, end;
00514 struct ast_dsp *sildet = NULL;
00515 int totalsilence = 0;
00516 int rfmt = 0;
00517 struct ast_silence_generator *silgen = NULL;
00518 char prependfile[80];
00519
00520 if (silencethreshold < 0)
00521 silencethreshold = global_silence_threshold;
00522
00523 if (maxsilence < 0)
00524 maxsilence = global_maxsilence;
00525
00526
00527 if (duration == NULL) {
00528 ast_log(LOG_WARNING, "Error play_and_record called without duration pointer\n");
00529 return -1;
00530 }
00531
00532 if (option_debug)
00533 ast_log(LOG_DEBUG,"play_and_record: %s, %s, '%s'\n", playfile ? playfile : "<None>", recordfile, fmt);
00534 snprintf(comment, sizeof(comment), "Playing %s, Recording to: %s on %s\n", playfile ? playfile : "<None>", recordfile, chan->name);
00535
00536 if (playfile || beep) {
00537 if (!beep)
00538 d = ast_play_and_wait(chan, playfile);
00539 if (d > -1)
00540 d = ast_stream_and_wait(chan, "beep", chan->language, "");
00541 if (d < 0)
00542 return -1;
00543 }
00544
00545 if (prepend) {
00546 ast_copy_string(prependfile, recordfile, sizeof(prependfile));
00547 strncat(prependfile, "-prepend", sizeof(prependfile) - strlen(prependfile) - 1);
00548 }
00549
00550 fmts = ast_strdupa(fmt);
00551
00552 stringp = fmts;
00553 strsep(&stringp, "|");
00554 if (option_debug)
00555 ast_log(LOG_DEBUG, "Recording Formats: sfmts=%s\n", fmts);
00556 sfmt[0] = ast_strdupa(fmts);
00557
00558 while ((fmt = strsep(&stringp, "|"))) {
00559 if (fmtcnt > MAX_OTHER_FORMATS - 1) {
00560 ast_log(LOG_WARNING, "Please increase MAX_OTHER_FORMATS in app.c\n");
00561 break;
00562 }
00563 sfmt[fmtcnt++] = ast_strdupa(fmt);
00564 }
00565
00566 end = start = time(NULL);
00567 for (x = 0; x < fmtcnt; x++) {
00568 others[x] = ast_writefile(prepend ? prependfile : recordfile, sfmt[x], comment, O_TRUNC, 0, 0777);
00569 if (option_verbose > 2)
00570 ast_verbose(VERBOSE_PREFIX_3 "x=%d, open writing: %s format: %s, %p\n", x, prepend ? prependfile : recordfile, sfmt[x], others[x]);
00571
00572 if (!others[x])
00573 break;
00574 }
00575
00576 if (path)
00577 ast_unlock_path(path);
00578
00579 if (maxsilence > 0) {
00580 sildet = ast_dsp_new();
00581 if (!sildet) {
00582 ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
00583 return -1;
00584 }
00585 ast_dsp_set_threshold(sildet, silencethreshold);
00586 rfmt = chan->readformat;
00587 res = ast_set_read_format(chan, AST_FORMAT_SLINEAR);
00588 if (res < 0) {
00589 ast_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
00590 ast_dsp_free(sildet);
00591 return -1;
00592 }
00593 }
00594
00595 if (!prepend) {
00596
00597 ast_indicate(chan, AST_CONTROL_VIDUPDATE);
00598
00599 if (ast_opt_transmit_silence)
00600 silgen = ast_channel_start_silence_generator(chan);
00601 }
00602
00603 if (x == fmtcnt) {
00604
00605
00606 struct ast_frame *f;
00607 for (;;) {
00608 res = ast_waitfor(chan, 2000);
00609 if (!res) {
00610 if (option_debug)
00611 ast_log(LOG_DEBUG, "One waitfor failed, trying another\n");
00612
00613 res = ast_waitfor(chan, 2000);
00614 if (!res) {
00615 ast_log(LOG_WARNING, "No audio available on %s??\n", chan->name);
00616 res = -1;
00617 }
00618 }
00619
00620 if (res < 0) {
00621 f = NULL;
00622 break;
00623 }
00624 f = ast_read(chan);
00625 if (!f)
00626 break;
00627 if (f->frametype == AST_FRAME_VOICE) {
00628
00629 for (x = 0; x < fmtcnt; x++) {
00630 if (prepend && !others[x])
00631 break;
00632 res = ast_writestream(others[x], f);
00633 }
00634
00635
00636 if (maxsilence > 0) {
00637 int dspsilence = 0;
00638 ast_dsp_silence(sildet, f, &dspsilence);
00639 if (dspsilence)
00640 totalsilence = dspsilence;
00641 else
00642 totalsilence = 0;
00643
00644 if (totalsilence > maxsilence) {
00645
00646 if (option_verbose > 2)
00647 ast_verbose( VERBOSE_PREFIX_3 "Recording automatically stopped after a silence of %d seconds\n", totalsilence/1000);
00648 res = 'S';
00649 outmsg = 2;
00650 break;
00651 }
00652 }
00653
00654 if (res) {
00655 ast_log(LOG_WARNING, "Error writing frame\n");
00656 break;
00657 }
00658 } else if (f->frametype == AST_FRAME_VIDEO) {
00659
00660 ast_writestream(others[0], f);
00661 } else if (f->frametype == AST_FRAME_DTMF) {
00662 if (prepend) {
00663
00664 if (option_verbose > 2)
00665 ast_verbose(VERBOSE_PREFIX_3 "User ended message by pressing %c\n", f->subclass);
00666 res = 't';
00667 outmsg = 2;
00668 break;
00669 }
00670 if (strchr(acceptdtmf, f->subclass)) {
00671 if (option_verbose > 2)
00672 ast_verbose(VERBOSE_PREFIX_3 "User ended message by pressing %c\n", f->subclass);
00673 res = f->subclass;
00674 outmsg = 2;
00675 break;
00676 }
00677 if (strchr(canceldtmf, f->subclass)) {
00678 if (option_verbose > 2)
00679 ast_verbose(VERBOSE_PREFIX_3 "User cancelled message by pressing %c\n", f->subclass);
00680 res = f->subclass;
00681 outmsg = 0;
00682 break;
00683 }
00684 }
00685 if (maxtime) {
00686 end = time(NULL);
00687 if (maxtime < (end - start)) {
00688 if (option_verbose > 2)
00689 ast_verbose(VERBOSE_PREFIX_3 "Took too long, cutting it short...\n");
00690 res = 't';
00691 outmsg = 2;
00692 break;
00693 }
00694 }
00695 ast_frfree(f);
00696 }
00697 if (!f) {
00698 if (option_verbose > 2)
00699 ast_verbose(VERBOSE_PREFIX_3 "User hung up\n");
00700 res = -1;
00701 outmsg = 1;
00702 } else {
00703 ast_frfree(f);
00704 }
00705 } else {
00706 ast_log(LOG_WARNING, "Error creating writestream '%s', format '%s'\n", recordfile, sfmt[x]);
00707 }
00708
00709 if (!prepend) {
00710 if (silgen)
00711 ast_channel_stop_silence_generator(chan, silgen);
00712 }
00713
00714
00715
00716
00717
00718
00719
00720
00721
00722
00723 *duration = others[0] ? ast_tellstream(others[0]) / 8000 : 0;
00724
00725 if (!prepend) {
00726 for (x = 0; x < fmtcnt; x++) {
00727 if (!others[x])
00728 break;
00729
00730
00731
00732
00733
00734 if (res > 0 && totalsilence)
00735 ast_stream_rewind(others[x], totalsilence - 200);
00736 ast_truncstream(others[x]);
00737 ast_closestream(others[x]);
00738 }
00739 }
00740
00741 if (prepend && outmsg) {
00742 struct ast_filestream *realfiles[MAX_OTHER_FORMATS];
00743 struct ast_frame *fr;
00744
00745 for (x = 0; x < fmtcnt; x++) {
00746 snprintf(comment, sizeof(comment), "Opening the real file %s.%s\n", recordfile, sfmt[x]);
00747 realfiles[x] = ast_readfile(recordfile, sfmt[x], comment, O_RDONLY, 0, 0);
00748 if (!others[x] || !realfiles[x])
00749 break;
00750
00751 if (totalsilence)
00752 ast_stream_rewind(others[x], totalsilence - 200);
00753 ast_truncstream(others[x]);
00754
00755 while ((fr = ast_readframe(realfiles[x]))) {
00756 ast_writestream(others[x], fr);
00757 ast_frfree(fr);
00758 }
00759 ast_closestream(others[x]);
00760 ast_closestream(realfiles[x]);
00761 ast_filerename(prependfile, recordfile, sfmt[x]);
00762 if (option_verbose > 3)
00763 ast_verbose(VERBOSE_PREFIX_4 "Recording Format: sfmts=%s, prependfile %s, recordfile %s\n", sfmt[x], prependfile, recordfile);
00764 ast_filedelete(prependfile, sfmt[x]);
00765 }
00766 }
00767 if (rfmt && ast_set_read_format(chan, rfmt)) {
00768 ast_log(LOG_WARNING, "Unable to restore format %s to channel '%s'\n", ast_getformatname(rfmt), chan->name);
00769 }
00770 if (outmsg == 2) {
00771 ast_stream_and_wait(chan, "auth-thankyou", chan->language, "");
00772 }
00773 if (sildet)
00774 ast_dsp_free(sildet);
00775 return res;
00776 }
00777
00778 static char default_acceptdtmf[] = "#";
00779 static char default_canceldtmf[] = "";
00780
00781 int ast_play_and_record_full(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, int silencethreshold, int maxsilence, const char *path, const char *acceptdtmf, const char *canceldtmf)
00782 {
00783 return __ast_play_and_record(chan, playfile, recordfile, maxtime, fmt, duration, 0, silencethreshold, maxsilence, path, 0, S_OR(acceptdtmf, default_acceptdtmf), S_OR(canceldtmf, default_canceldtmf));
00784 }
00785
00786 int ast_play_and_record(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, int silencethreshold, int maxsilence, const char *path)
00787 {
00788 return __ast_play_and_record(chan, playfile, recordfile, maxtime, fmt, duration, 0, silencethreshold, maxsilence, path, 0, default_acceptdtmf, default_canceldtmf);
00789 }
00790
00791 int ast_play_and_prepend(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime, char *fmt, int *duration, int beep, int silencethreshold, int maxsilence)
00792 {
00793 return __ast_play_and_record(chan, playfile, recordfile, maxtime, fmt, duration, beep, silencethreshold, maxsilence, NULL, 1, default_acceptdtmf, default_canceldtmf);
00794 }
00795
00796
00797
00798 int ast_app_group_split_group(const char *data, char *group, int group_max, char *category, int category_max)
00799 {
00800 int res=0;
00801 char tmp[256];
00802 char *grp=NULL, *cat=NULL;
00803
00804 if (!ast_strlen_zero(data)) {
00805 ast_copy_string(tmp, data, sizeof(tmp));
00806 grp = tmp;
00807 cat = strchr(tmp, '@');
00808 if (cat) {
00809 *cat = '\0';
00810 cat++;
00811 }
00812 }
00813
00814 if (!ast_strlen_zero(grp))
00815 ast_copy_string(group, grp, group_max);
00816 else
00817 *group = '\0';
00818
00819 if (!ast_strlen_zero(cat))
00820 ast_copy_string(category, cat, category_max);
00821
00822 return res;
00823 }
00824
00825 int ast_app_group_set_channel(struct ast_channel *chan, const char *data)
00826 {
00827 int res = 0;
00828 char group[80] = "", category[80] = "";
00829 struct ast_group_info *gi = NULL;
00830 size_t len = 0;
00831
00832 if (ast_app_group_split_group(data, group, sizeof(group), category, sizeof(category)))
00833 return -1;
00834
00835
00836 len = sizeof(*gi) + strlen(group) + 1;
00837 if (!ast_strlen_zero(category))
00838 len += strlen(category) + 1;
00839
00840 AST_LIST_LOCK(&groups);
00841 AST_LIST_TRAVERSE_SAFE_BEGIN(&groups, gi, list) {
00842 if ((gi->chan == chan) && ((ast_strlen_zero(category) && ast_strlen_zero(gi->category)) || (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, category)))) {
00843 AST_LIST_REMOVE_CURRENT(&groups, list);
00844 free(gi);
00845 break;
00846 }
00847 }
00848 AST_LIST_TRAVERSE_SAFE_END
00849
00850 if (ast_strlen_zero(group)) {
00851
00852 } else if ((gi = calloc(1, len))) {
00853 gi->chan = chan;
00854 gi->group = (char *) gi + sizeof(*gi);
00855 strcpy(gi->group, group);
00856 if (!ast_strlen_zero(category)) {
00857 gi->category = (char *) gi + sizeof(*gi) + strlen(group) + 1;
00858 strcpy(gi->category, category);
00859 }
00860 AST_LIST_INSERT_TAIL(&groups, gi, list);
00861 } else {
00862 res = -1;
00863 }
00864
00865 AST_LIST_UNLOCK(&groups);
00866
00867 return res;
00868 }
00869
00870 int ast_app_group_get_count(const char *group, const char *category)
00871 {
00872 struct ast_group_info *gi = NULL;
00873 int count = 0;
00874
00875 if (ast_strlen_zero(group))
00876 return 0;
00877
00878 AST_LIST_LOCK(&groups);
00879 AST_LIST_TRAVERSE(&groups, gi, list) {
00880 if (!strcasecmp(gi->group, group) && (ast_strlen_zero(category) || (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, category))))
00881 count++;
00882 }
00883 AST_LIST_UNLOCK(&groups);
00884
00885 return count;
00886 }
00887
00888 int ast_app_group_match_get_count(const char *groupmatch, const char *category)
00889 {
00890 struct ast_group_info *gi = NULL;
00891 regex_t regexbuf;
00892 int count = 0;
00893
00894 if (ast_strlen_zero(groupmatch))
00895 return 0;
00896
00897
00898 if (regcomp(®exbuf, groupmatch, REG_EXTENDED | REG_NOSUB))
00899 return 0;
00900
00901 AST_LIST_LOCK(&groups);
00902 AST_LIST_TRAVERSE(&groups, gi, list) {
00903 if (!regexec(®exbuf, gi->group, 0, NULL, 0) && (ast_strlen_zero(category) || (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, category))))
00904 count++;
00905 }
00906 AST_LIST_UNLOCK(&groups);
00907
00908 regfree(®exbuf);
00909
00910 return count;
00911 }
00912
00913 int ast_app_group_update(struct ast_channel *old, struct ast_channel *new)
00914 {
00915 struct ast_group_info *gi = NULL;
00916
00917 AST_LIST_LOCK(&groups);
00918 AST_LIST_TRAVERSE_SAFE_BEGIN(&groups, gi, list) {
00919 if (gi->chan == old) {
00920 gi->chan = new;
00921 } else if (gi->chan == new) {
00922 AST_LIST_REMOVE_CURRENT(&groups, list);
00923 free(gi);
00924 }
00925 }
00926 AST_LIST_TRAVERSE_SAFE_END
00927 AST_LIST_UNLOCK(&groups);
00928
00929 return 0;
00930 }
00931
00932 int ast_app_group_discard(struct ast_channel *chan)
00933 {
00934 struct ast_group_info *gi = NULL;
00935
00936 AST_LIST_LOCK(&groups);
00937 AST_LIST_TRAVERSE_SAFE_BEGIN(&groups, gi, list) {
00938 if (gi->chan == chan) {
00939 AST_LIST_REMOVE_CURRENT(&groups, list);
00940 free(gi);
00941 }
00942 }
00943 AST_LIST_TRAVERSE_SAFE_END
00944 AST_LIST_UNLOCK(&groups);
00945
00946 return 0;
00947 }
00948
00949 int ast_app_group_list_lock(void)
00950 {
00951 return AST_LIST_LOCK(&groups);
00952 }
00953
00954 struct ast_group_info *ast_app_group_list_head(void)
00955 {
00956 return AST_LIST_FIRST(&groups);
00957 }
00958
00959 int ast_app_group_list_unlock(void)
00960 {
00961 return AST_LIST_UNLOCK(&groups);
00962 }
00963
00964 unsigned int ast_app_separate_args(char *buf, char delim, char **array, int arraylen)
00965 {
00966 int argc;
00967 char *scan, *wasdelim = NULL;
00968 int paren = 0, quote = 0;
00969
00970 if (!buf || !array || !arraylen)
00971 return 0;
00972
00973 memset(array, 0, arraylen * sizeof(*array));
00974
00975 scan = buf;
00976
00977 for (argc = 0; *scan && (argc < arraylen - 1); argc++) {
00978 array[argc] = scan;
00979 for (; *scan; scan++) {
00980 if (*scan == '(')
00981 paren++;
00982 else if (*scan == ')') {
00983 if (paren)
00984 paren--;
00985 } else if (*scan == '"' && delim != '"') {
00986 quote = quote ? 0 : 1;
00987
00988 memmove(scan, scan + 1, strlen(scan));
00989 scan--;
00990 } else if (*scan == '\\') {
00991
00992 memmove(scan, scan + 1, strlen(scan));
00993 } else if ((*scan == delim) && !paren && !quote) {
00994 wasdelim = scan;
00995 *scan++ = '\0';
00996 break;
00997 }
00998 }
00999 }
01000
01001
01002
01003 if (*scan || (scan > buf && (scan - 1) == wasdelim)) {
01004 array[argc++] = scan;
01005 }
01006
01007 return argc;
01008 }
01009
01010 enum AST_LOCK_RESULT ast_lock_path(const char *path)
01011 {
01012 char *s;
01013 char *fs;
01014 int res;
01015 int fd;
01016 int lp = strlen(path);
01017 time_t start;
01018
01019 if (!(s = alloca(lp + 10)) || !(fs = alloca(lp + 20))) {
01020 ast_log(LOG_WARNING, "Out of memory!\n");
01021 return AST_LOCK_FAILURE;
01022 }
01023
01024 snprintf(fs, strlen(path) + 19, "%s/.lock-%08lx", path, ast_random());
01025 fd = open(fs, O_WRONLY | O_CREAT | O_EXCL, 0600);
01026 if (fd < 0) {
01027 ast_log(LOG_ERROR, "Unable to create lock file '%s': %s\n", path, strerror(errno));
01028 return AST_LOCK_PATH_NOT_FOUND;
01029 }
01030 close(fd);
01031
01032 snprintf(s, strlen(path) + 9, "%s/.lock", path);
01033 start = time(NULL);
01034 while (((res = link(fs, s)) < 0) && (errno == EEXIST) && (time(NULL) - start < 5))
01035 usleep(1);
01036
01037 unlink(fs);
01038
01039 if (res) {
01040 ast_log(LOG_WARNING, "Failed to lock path '%s': %s\n", path, strerror(errno));
01041 return AST_LOCK_TIMEOUT;
01042 } else {
01043 if (option_debug)
01044 ast_log(LOG_DEBUG, "Locked path '%s'\n", path);
01045 return AST_LOCK_SUCCESS;
01046 }
01047 }
01048
01049 int ast_unlock_path(const char *path)
01050 {
01051 char *s;
01052 int res;
01053
01054 if (!(s = alloca(strlen(path) + 10))) {
01055 ast_log(LOG_WARNING, "Out of memory!\n");
01056 return -1;
01057 }
01058
01059 snprintf(s, strlen(path) + 9, "%s/%s", path, ".lock");
01060
01061 if ((res = unlink(s)))
01062 ast_log(LOG_ERROR, "Could not unlock path '%s': %s\n", path, strerror(errno));
01063 else {
01064 if (option_debug)
01065 ast_log(LOG_DEBUG, "Unlocked path '%s'\n", path);
01066 }
01067
01068 return res;
01069 }
01070
01071 int ast_record_review(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, const char *path)
01072 {
01073 int silencethreshold = 128;
01074 int maxsilence=0;
01075 int res = 0;
01076 int cmd = 0;
01077 int max_attempts = 3;
01078 int attempts = 0;
01079 int recorded = 0;
01080 int message_exists = 0;
01081
01082
01083
01084 if (duration == NULL) {
01085 ast_log(LOG_WARNING, "Error ast_record_review called without duration pointer\n");
01086 return -1;
01087 }
01088
01089 cmd = '3';
01090
01091 while ((cmd >= 0) && (cmd != 't')) {
01092 switch (cmd) {
01093 case '1':
01094 if (!message_exists) {
01095
01096 cmd = '3';
01097 break;
01098 } else {
01099 ast_stream_and_wait(chan, "vm-msgsaved", chan->language, "");
01100 cmd = 't';
01101 return res;
01102 }
01103 case '2':
01104
01105 ast_verbose(VERBOSE_PREFIX_3 "Reviewing the recording\n");
01106 cmd = ast_stream_and_wait(chan, recordfile, chan->language, AST_DIGIT_ANY);
01107 break;
01108 case '3':
01109 message_exists = 0;
01110
01111 if (recorded == 1)
01112 ast_verbose(VERBOSE_PREFIX_3 "Re-recording\n");
01113 else
01114 ast_verbose(VERBOSE_PREFIX_3 "Recording\n");
01115 recorded = 1;
01116 cmd = ast_play_and_record(chan, playfile, recordfile, maxtime, fmt, duration, silencethreshold, maxsilence, path);
01117 if (cmd == -1) {
01118
01119 return cmd;
01120 }
01121 if (cmd == '0') {
01122 break;
01123 } else if (cmd == '*') {
01124 break;
01125 }
01126 else {
01127
01128 message_exists = 1;
01129 cmd = 0;
01130 }
01131 break;
01132 case '4':
01133 case '5':
01134 case '6':
01135 case '7':
01136 case '8':
01137 case '9':
01138 case '*':
01139 case '#':
01140 cmd = ast_play_and_wait(chan, "vm-sorry");
01141 break;
01142 default:
01143 if (message_exists) {
01144 cmd = ast_play_and_wait(chan, "vm-review");
01145 }
01146 else {
01147 cmd = ast_play_and_wait(chan, "vm-torerecord");
01148 if (!cmd)
01149 cmd = ast_waitfordigit(chan, 600);
01150 }
01151
01152 if (!cmd)
01153 cmd = ast_waitfordigit(chan, 6000);
01154 if (!cmd) {
01155 attempts++;
01156 }
01157 if (attempts > max_attempts) {
01158 cmd = 't';
01159 }
01160 }
01161 }
01162 if (cmd == 't')
01163 cmd = 0;
01164 return cmd;
01165 }
01166
01167 #define RES_UPONE (1 << 16)
01168 #define RES_EXIT (1 << 17)
01169 #define RES_REPEAT (1 << 18)
01170 #define RES_RESTART ((1 << 19) | RES_REPEAT)
01171
01172 static int ast_ivr_menu_run_internal(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata);
01173
01174 static int ivr_dispatch(struct ast_channel *chan, struct ast_ivr_option *option, char *exten, void *cbdata)
01175 {
01176 int res;
01177 int (*ivr_func)(struct ast_channel *, void *);
01178 char *c;
01179 char *n;
01180
01181 switch(option->action) {
01182 case AST_ACTION_UPONE:
01183 return RES_UPONE;
01184 case AST_ACTION_EXIT:
01185 return RES_EXIT | (((unsigned long)(option->adata)) & 0xffff);
01186 case AST_ACTION_REPEAT:
01187 return RES_REPEAT | (((unsigned long)(option->adata)) & 0xffff);
01188 case AST_ACTION_RESTART:
01189 return RES_RESTART ;
01190 case AST_ACTION_NOOP:
01191 return 0;
01192 case AST_ACTION_BACKGROUND:
01193 res = ast_stream_and_wait(chan, (char *)option->adata, chan->language, AST_DIGIT_ANY);
01194 if (res < 0) {
01195 ast_log(LOG_NOTICE, "Unable to find file '%s'!\n", (char *)option->adata);
01196 res = 0;
01197 }
01198 return res;
01199 case AST_ACTION_PLAYBACK:
01200 res = ast_stream_and_wait(chan, (char *)option->adata, chan->language, "");
01201 if (res < 0) {
01202 ast_log(LOG_NOTICE, "Unable to find file '%s'!\n", (char *)option->adata);
01203 res = 0;
01204 }
01205 return res;
01206 case AST_ACTION_MENU:
01207 res = ast_ivr_menu_run_internal(chan, (struct ast_ivr_menu *)option->adata, cbdata);
01208
01209 if (res == -2)
01210 res = 0;
01211 return res;
01212 case AST_ACTION_WAITOPTION:
01213 res = ast_waitfordigit(chan, 1000 * (chan->pbx ? chan->pbx->rtimeout : 10));
01214 if (!res)
01215 return 't';
01216 return res;
01217 case AST_ACTION_CALLBACK:
01218 ivr_func = option->adata;
01219 res = ivr_func(chan, cbdata);
01220 return res;
01221 case AST_ACTION_TRANSFER:
01222 res = ast_parseable_goto(chan, option->adata);
01223 return 0;
01224 case AST_ACTION_PLAYLIST:
01225 case AST_ACTION_BACKLIST:
01226 res = 0;
01227 c = ast_strdupa(option->adata);
01228 while ((n = strsep(&c, ";"))) {
01229 if ((res = ast_stream_and_wait(chan, n, chan->language,
01230 (option->action == AST_ACTION_BACKLIST) ? AST_DIGIT_ANY : "")))
01231 break;
01232 }
01233 ast_stopstream(chan);
01234 return res;
01235 default:
01236 ast_log(LOG_NOTICE, "Unknown dispatch function %d, ignoring!\n", option->action);
01237 return 0;
01238 };
01239 return -1;
01240 }
01241
01242 static int option_exists(struct ast_ivr_menu *menu, char *option)
01243 {
01244 int x;
01245 for (x = 0; menu->options[x].option; x++)
01246 if (!strcasecmp(menu->options[x].option, option))
01247 return x;
01248 return -1;
01249 }
01250
01251 static int option_matchmore(struct ast_ivr_menu *menu, char *option)
01252 {
01253 int x;
01254 for (x = 0; menu->options[x].option; x++)
01255 if ((!strncasecmp(menu->options[x].option, option, strlen(option))) &&
01256 (menu->options[x].option[strlen(option)]))
01257 return x;
01258 return -1;
01259 }
01260
01261 static int read_newoption(struct ast_channel *chan, struct ast_ivr_menu *menu, char *exten, int maxexten)
01262 {
01263 int res=0;
01264 int ms;
01265 while (option_matchmore(menu, exten)) {
01266 ms = chan->pbx ? chan->pbx->dtimeout : 5000;
01267 if (strlen(exten) >= maxexten - 1)
01268 break;
01269 res = ast_waitfordigit(chan, ms);
01270 if (res < 1)
01271 break;
01272 exten[strlen(exten) + 1] = '\0';
01273 exten[strlen(exten)] = res;
01274 }
01275 return res > 0 ? 0 : res;
01276 }
01277
01278 static int ast_ivr_menu_run_internal(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata)
01279 {
01280
01281 int res=0;
01282 int pos = 0;
01283 int retries = 0;
01284 char exten[AST_MAX_EXTENSION] = "s";
01285 if (option_exists(menu, "s") < 0) {
01286 strcpy(exten, "g");
01287 if (option_exists(menu, "g") < 0) {
01288 ast_log(LOG_WARNING, "No 's' nor 'g' extension in menu '%s'!\n", menu->title);
01289 return -1;
01290 }
01291 }
01292 while(!res) {
01293 while(menu->options[pos].option) {
01294 if (!strcasecmp(menu->options[pos].option, exten)) {
01295 res = ivr_dispatch(chan, menu->options + pos, exten, cbdata);
01296 if (option_debug)
01297 ast_log(LOG_DEBUG, "IVR Dispatch of '%s' (pos %d) yields %d\n", exten, pos, res);
01298 if (res < 0)
01299 break;
01300 else if (res & RES_UPONE)
01301 return 0;
01302 else if (res & RES_EXIT)
01303 return res;
01304 else if (res & RES_REPEAT) {
01305 int maxretries = res & 0xffff;
01306 if ((res & RES_RESTART) == RES_RESTART) {
01307 retries = 0;
01308 } else
01309 retries++;
01310 if (!maxretries)
01311 maxretries = 3;
01312 if ((maxretries > 0) && (retries >= maxretries)) {
01313 if (option_debug)
01314 ast_log(LOG_DEBUG, "Max retries %d exceeded\n", maxretries);
01315 return -2;
01316 } else {
01317 if (option_exists(menu, "g") > -1)
01318 strcpy(exten, "g");
01319 else if (option_exists(menu, "s") > -1)
01320 strcpy(exten, "s");
01321 }
01322 pos = 0;
01323 continue;
01324 } else if (res && strchr(AST_DIGIT_ANY, res)) {
01325 if (option_debug)
01326 ast_log(LOG_DEBUG, "Got start of extension, %c\n", res);
01327 exten[1] = '\0';
01328 exten[0] = res;
01329 if ((res = read_newoption(chan, menu, exten, sizeof(exten))))
01330 break;
01331 if (option_exists(menu, exten) < 0) {
01332 if (option_exists(menu, "i")) {
01333 if (option_debug)
01334 ast_log(LOG_DEBUG, "Invalid extension entered, going to 'i'!\n");
01335 strcpy(exten, "i");
01336 pos = 0;
01337 continue;
01338 } else {
01339 if (option_debug)
01340 ast_log(LOG_DEBUG, "Aborting on invalid entry, with no 'i' option!\n");
01341 res = -2;
01342 break;
01343 }
01344 } else {
01345 if (option_debug)
01346 ast_log(LOG_DEBUG, "New existing extension: %s\n", exten);
01347 pos = 0;
01348 continue;
01349 }
01350 }
01351 }
01352 pos++;
01353 }
01354 if (option_debug)
01355 ast_log(LOG_DEBUG, "Stopping option '%s', res is %d\n", exten, res);
01356 pos = 0;
01357 if (!strcasecmp(exten, "s"))
01358 strcpy(exten, "g");
01359 else
01360 break;
01361 }
01362 return res;
01363 }
01364
01365 int ast_ivr_menu_run(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata)
01366 {
01367 int res = ast_ivr_menu_run_internal(chan, menu, cbdata);
01368
01369 return res > 0 ? 0 : res;
01370 }
01371
01372 char *ast_read_textfile(const char *filename)
01373 {
01374 int fd;
01375 char *output = NULL;
01376 struct stat filesize;
01377 int count = 0;
01378 int res;
01379 if (stat(filename, &filesize) == -1) {
01380 ast_log(LOG_WARNING, "Error can't stat %s\n", filename);
01381 return NULL;
01382 }
01383 count = filesize.st_size + 1;
01384 fd = open(filename, O_RDONLY);
01385 if (fd < 0) {
01386 ast_log(LOG_WARNING, "Cannot open file '%s' for reading: %s\n", filename, strerror(errno));
01387 return NULL;
01388 }
01389 if ((output = ast_malloc(count))) {
01390 res = read(fd, output, count - 1);
01391 if (res == count - 1) {
01392 output[res] = '\0';
01393 } else {
01394 ast_log(LOG_WARNING, "Short read of %s (%d of %d): %s\n", filename, res, count - 1, strerror(errno));
01395 free(output);
01396 output = NULL;
01397 }
01398 }
01399 close(fd);
01400 return output;
01401 }
01402
01403 void ast_app_options2str(const struct ast_app_option *options, struct ast_flags *flags, char *buf, size_t len)
01404 {
01405 unsigned int i, found = 0;
01406
01407 for (i = 32; i < 128 && found < len;i++) {
01408 if (ast_test_flag(flags, options[i].flag)) {
01409 buf[found++] = i;
01410 }
01411 }
01412 buf[found] = '\0';
01413 }
01414
01415 int ast_app_parse_options(const struct ast_app_option *options, struct ast_flags *flags, char **args, char *optstr)
01416 {
01417 char *s;
01418 int curarg;
01419 unsigned int argloc;
01420 char *arg;
01421 int res = 0;
01422
01423 ast_clear_flag(flags, AST_FLAGS_ALL);
01424
01425 if (!optstr)
01426 return 0;
01427
01428 s = optstr;
01429 while (*s) {
01430 curarg = *s++ & 0x7f;
01431 argloc = options[curarg].arg_index;
01432 if (*s == '(') {
01433
01434 arg = ++s;
01435 if ((s = strchr(s, ')'))) {
01436 if (argloc)
01437 args[argloc - 1] = arg;
01438 *s++ = '\0';
01439 } else {
01440 ast_log(LOG_WARNING, "Missing closing parenthesis for argument '%c' in string '%s'\n", curarg, arg);
01441 res = -1;
01442 break;
01443 }
01444 } else if (argloc) {
01445 args[argloc - 1] = "";
01446 }
01447 ast_set_flag(flags, options[curarg].flag);
01448 }
01449
01450 return res;
01451 }
01452