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-rw-r--r--1.2-netsec/app.c1558
1 files changed, 0 insertions, 1558 deletions
diff --git a/1.2-netsec/app.c b/1.2-netsec/app.c
deleted file mode 100644
index b7bc31fe1..000000000
--- a/1.2-netsec/app.c
+++ /dev/null
@@ -1,1558 +0,0 @@
-/*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 1999 - 2005, Digium, Inc.
- *
- * Mark Spencer <markster@digium.com>
- *
- * See http://www.asterisk.org for more information about
- * the Asterisk project. Please do not directly contact
- * any of the maintainers of this project for assistance;
- * the project provides a web site, mailing lists and IRC
- * channels for your use.
- *
- * This program is free software, distributed under the terms of
- * the GNU General Public License Version 2. See the LICENSE file
- * at the top of the source tree.
- */
-
-/*! \file
- *
- * \brief Convenient Application Routines
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/time.h>
-#include <signal.h>
-#include <errno.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <regex.h>
-
-#include "asterisk.h"
-
-ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
-
-#include "asterisk/channel.h"
-#include "asterisk/pbx.h"
-#include "asterisk/file.h"
-#include "asterisk/app.h"
-#include "asterisk/dsp.h"
-#include "asterisk/logger.h"
-#include "asterisk/options.h"
-#include "asterisk/utils.h"
-#include "asterisk/lock.h"
-#include "asterisk/indications.h"
-
-#define MAX_OTHER_FORMATS 10
-
-
-/* !
-This function presents a dialtone and reads an extension into 'collect'
-which must be a pointer to a **pre-initilized** array of char having a
-size of 'size' suitable for writing to. It will collect no more than the smaller
-of 'maxlen' or 'size' minus the original strlen() of collect digits.
-\return 0 if extension does not exist, 1 if extension exists
-*/
-int ast_app_dtget(struct ast_channel *chan, const char *context, char *collect, size_t size, int maxlen, int timeout)
-{
- struct tone_zone_sound *ts;
- int res=0, x=0;
-
- if(maxlen > size)
- maxlen = size;
-
- if(!timeout && chan->pbx)
- timeout = chan->pbx->dtimeout;
- else if(!timeout)
- timeout = 5;
-
- ts = ast_get_indication_tone(chan->zone,"dial");
- if (ts && ts->data[0])
- res = ast_playtones_start(chan, 0, ts->data, 0);
- else
- ast_log(LOG_NOTICE,"Huh....? no dial for indications?\n");
-
- for (x = strlen(collect); strlen(collect) < maxlen; ) {
- res = ast_waitfordigit(chan, timeout);
- if (!ast_ignore_pattern(context, collect))
- ast_playtones_stop(chan);
- if (res < 1)
- break;
- collect[x++] = res;
- if (!ast_matchmore_extension(chan, context, collect, 1, chan->cid.cid_num)) {
- if (collect[x-1] == '#') {
- /* Not a valid extension, ending in #, assume the # was to finish dialing */
- collect[x-1] = '\0';
- }
- break;
- }
- }
- if (res >= 0) {
- if (ast_exists_extension(chan, context, collect, 1, chan->cid.cid_num))
- res = 1;
- else
- res = 0;
- }
- return res;
-}
-
-
-
-/*! \param timeout set timeout to 0 for "standard" timeouts. Set timeout to -1 for
- "ludicrous time" (essentially never times out) */
-int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout)
-{
- int res,to,fto;
- /* XXX Merge with full version? XXX */
- if (maxlen)
- s[0] = '\0';
- if (prompt) {
- res = ast_streamfile(c, prompt, c->language);
- if (res < 0)
- return res;
- }
- fto = c->pbx ? c->pbx->rtimeout * 1000 : 6000;
- to = c->pbx ? c->pbx->dtimeout * 1000 : 2000;
-
- if (timeout > 0)
- fto = to = timeout;
- if (timeout < 0)
- fto = to = 1000000000;
- res = ast_readstring(c, s, maxlen, to, fto, "#");
- return res;
-}
-
-
-int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd)
-{
- int res,to,fto;
- if (prompt) {
- res = ast_streamfile(c, prompt, c->language);
- if (res < 0)
- return res;
- }
- fto = 6000;
- to = 2000;
- if (timeout > 0)
- fto = to = timeout;
- if (timeout < 0)
- fto = to = 1000000000;
- res = ast_readstring_full(c, s, maxlen, to, fto, "#", audiofd, ctrlfd);
- return res;
-}
-
-int ast_app_getvoice(struct ast_channel *c, char *dest, char *dstfmt, char *prompt, int silence, int maxsec)
-{
- int res;
- struct ast_filestream *writer;
- int rfmt;
- int totalms=0, total;
-
- struct ast_frame *f;
- struct ast_dsp *sildet;
- /* Play prompt if requested */
- if (prompt) {
- res = ast_streamfile(c, prompt, c->language);
- if (res < 0)
- return res;
- res = ast_waitstream(c,"");
- if (res < 0)
- return res;
- }
- rfmt = c->readformat;
- res = ast_set_read_format(c, AST_FORMAT_SLINEAR);
- if (res < 0) {
- ast_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
- return -1;
- }
- sildet = ast_dsp_new();
- if (!sildet) {
- ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
- return -1;
- }
- writer = ast_writefile(dest, dstfmt, "Voice file", 0, 0, 0666);
- if (!writer) {
- ast_log(LOG_WARNING, "Unable to open file '%s' in format '%s' for writing\n", dest, dstfmt);
- ast_dsp_free(sildet);
- return -1;
- }
- for(;;) {
- if ((res = ast_waitfor(c, 2000)) < 0) {
- ast_log(LOG_NOTICE, "Waitfor failed while recording file '%s' format '%s'\n", dest, dstfmt);
- break;
- }
- if (res) {
- f = ast_read(c);
- if (!f) {
- ast_log(LOG_NOTICE, "Hungup while recording file '%s' format '%s'\n", dest, dstfmt);
- break;
- }
- if ((f->frametype == AST_FRAME_DTMF) && (f->subclass == '#')) {
- /* Ended happily with DTMF */
- ast_frfree(f);
- break;
- } else if (f->frametype == AST_FRAME_VOICE) {
- ast_dsp_silence(sildet, f, &total);
- if (total > silence) {
- /* Ended happily with silence */
- ast_frfree(f);
- break;
- }
- totalms += f->samples / 8;
- if (totalms > maxsec * 1000) {
- /* Ended happily with too much stuff */
- ast_log(LOG_NOTICE, "Constraining voice on '%s' to %d seconds\n", c->name, maxsec);
- ast_frfree(f);
- break;
- }
- res = ast_writestream(writer, f);
- if (res < 0) {
- ast_log(LOG_WARNING, "Failed to write to stream at %s!\n", dest);
- ast_frfree(f);
- break;
- }
-
- }
- ast_frfree(f);
- }
- }
- res = ast_set_read_format(c, rfmt);
- if (res)
- ast_log(LOG_WARNING, "Unable to restore read format on '%s'\n", c->name);
- ast_dsp_free(sildet);
- ast_closestream(writer);
- return 0;
-}
-
-static int (*ast_has_voicemail_func)(const char *mailbox, const char *folder) = NULL;
-static int (*ast_messagecount_func)(const char *mailbox, int *newmsgs, int *oldmsgs) = NULL;
-
-void ast_install_vm_functions(int (*has_voicemail_func)(const char *mailbox, const char *folder),
- int (*messagecount_func)(const char *mailbox, int *newmsgs, int *oldmsgs))
-{
- ast_has_voicemail_func = has_voicemail_func;
- ast_messagecount_func = messagecount_func;
-}
-
-void ast_uninstall_vm_functions(void)
-{
- ast_has_voicemail_func = NULL;
- ast_messagecount_func = NULL;
-}
-
-int ast_app_has_voicemail(const char *mailbox, const char *folder)
-{
- static int warned = 0;
- if (ast_has_voicemail_func)
- return ast_has_voicemail_func(mailbox, folder);
-
- if ((option_verbose > 2) && !warned) {
- ast_verbose(VERBOSE_PREFIX_3 "Message check requested for mailbox %s/folder %s but voicemail not loaded.\n", mailbox, folder ? folder : "INBOX");
- warned++;
- }
- return 0;
-}
-
-
-int ast_app_messagecount(const char *mailbox, int *newmsgs, int *oldmsgs)
-{
- static int warned = 0;
- if (newmsgs)
- *newmsgs = 0;
- if (oldmsgs)
- *oldmsgs = 0;
- if (ast_messagecount_func)
- return ast_messagecount_func(mailbox, newmsgs, oldmsgs);
-
- if (!warned && (option_verbose > 2)) {
- warned++;
- ast_verbose(VERBOSE_PREFIX_3 "Message count requested for mailbox %s but voicemail not loaded.\n", mailbox);
- }
-
- return 0;
-}
-
-int ast_dtmf_stream(struct ast_channel *chan,struct ast_channel *peer,char *digits,int between)
-{
- char *ptr;
- int res = 0;
- struct ast_frame f;
- if (!between)
- between = 100;
-
- if (peer)
- res = ast_autoservice_start(peer);
-
- if (!res) {
- res = ast_waitfor(chan,100);
- if (res > -1) {
- for (ptr=digits; *ptr; ptr++) {
- if (*ptr == 'w') {
- res = ast_safe_sleep(chan, 500);
- if (res)
- break;
- continue;
- }
- memset(&f, 0, sizeof(f));
- f.frametype = AST_FRAME_DTMF;
- f.subclass = *ptr;
- f.src = "ast_dtmf_stream";
- if (strchr("0123456789*#abcdABCD",*ptr)==NULL) {
- ast_log(LOG_WARNING, "Illegal DTMF character '%c' in string. (0-9*#aAbBcCdD allowed)\n",*ptr);
- } else {
- res = ast_write(chan, &f);
- if (res)
- break;
- /* pause between digits */
- res = ast_safe_sleep(chan,between);
- if (res)
- break;
- }
- }
- }
- if (peer) {
- /* Stop autoservice on the peer channel, but don't overwrite any error condition
- that has occurred previously while acting on the primary channel */
- if (ast_autoservice_stop(peer) && !res)
- res = -1;
- }
- }
- return res;
-}
-
-struct linear_state {
- int fd;
- int autoclose;
- int allowoverride;
- int origwfmt;
-};
-
-static void linear_release(struct ast_channel *chan, void *params)
-{
- struct linear_state *ls = params;
- if (ls->origwfmt && ast_set_write_format(chan, ls->origwfmt)) {
- ast_log(LOG_WARNING, "Unable to restore channel '%s' to format '%d'\n", chan->name, ls->origwfmt);
- }
- if (ls->autoclose)
- close(ls->fd);
- free(params);
-}
-
-static int linear_generator(struct ast_channel *chan, void *data, int len, int samples)
-{
- struct ast_frame f;
- short buf[2048 + AST_FRIENDLY_OFFSET / 2];
- struct linear_state *ls = data;
- int res;
- len = samples * 2;
- if (len > sizeof(buf) - AST_FRIENDLY_OFFSET) {
- ast_log(LOG_WARNING, "Can't generate %d bytes of data!\n" ,len);
- len = sizeof(buf) - AST_FRIENDLY_OFFSET;
- }
- memset(&f, 0, sizeof(f));
- res = read(ls->fd, buf + AST_FRIENDLY_OFFSET/2, len);
- if (res > 0) {
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_SLINEAR;
- f.data = buf + AST_FRIENDLY_OFFSET/2;
- f.datalen = res;
- f.samples = res / 2;
- f.offset = AST_FRIENDLY_OFFSET;
- ast_write(chan, &f);
- if (res == len)
- return 0;
- }
- return -1;
-}
-
-static void *linear_alloc(struct ast_channel *chan, void *params)
-{
- struct linear_state *ls;
- /* In this case, params is already malloc'd */
- if (params) {
- ls = params;
- if (ls->allowoverride)
- ast_set_flag(chan, AST_FLAG_WRITE_INT);
- else
- ast_clear_flag(chan, AST_FLAG_WRITE_INT);
- ls->origwfmt = chan->writeformat;
- if (ast_set_write_format(chan, AST_FORMAT_SLINEAR)) {
- ast_log(LOG_WARNING, "Unable to set '%s' to linear format (write)\n", chan->name);
- free(ls);
- ls = params = NULL;
- }
- }
- return params;
-}
-
-static struct ast_generator linearstream =
-{
- alloc: linear_alloc,
- release: linear_release,
- generate: linear_generator,
-};
-
-int ast_linear_stream(struct ast_channel *chan, const char *filename, int fd, int allowoverride)
-{
- struct linear_state *lin;
- char tmpf[256];
- int res = -1;
- int autoclose = 0;
- if (fd < 0) {
- if (ast_strlen_zero(filename))
- return -1;
- autoclose = 1;
- if (filename[0] == '/')
- ast_copy_string(tmpf, filename, sizeof(tmpf));
- else
- snprintf(tmpf, sizeof(tmpf), "%s/%s/%s", (char *)ast_config_AST_VAR_DIR, "sounds", filename);
- fd = open(tmpf, O_RDONLY);
- if (fd < 0){
- ast_log(LOG_WARNING, "Unable to open file '%s': %s\n", tmpf, strerror(errno));
- return -1;
- }
- }
- lin = malloc(sizeof(struct linear_state));
- if (lin) {
- memset(lin, 0, sizeof(lin));
- lin->fd = fd;
- lin->allowoverride = allowoverride;
- lin->autoclose = autoclose;
- res = ast_activate_generator(chan, &linearstream, lin);
- }
- return res;
-}
-
-int ast_control_streamfile(struct ast_channel *chan, const char *file,
- const char *fwd, const char *rev,
- const char *stop, const char *pause,
- const char *restart, int skipms)
-{
- char *breaks = NULL;
- char *end = NULL;
- int blen = 2;
- int res;
- long pause_restart_point = 0;
-
- if (stop)
- blen += strlen(stop);
- if (pause)
- blen += strlen(pause);
- if (restart)
- blen += strlen(restart);
-
- if (blen > 2) {
- breaks = alloca(blen + 1);
- breaks[0] = '\0';
- if (stop)
- strcat(breaks, stop);
- if (pause)
- strcat(breaks, pause);
- if (restart)
- strcat(breaks, restart);
- }
- if (chan->_state != AST_STATE_UP)
- res = ast_answer(chan);
-
- if (file) {
- if ((end = strchr(file,':'))) {
- if (!strcasecmp(end, ":end")) {
- *end = '\0';
- end++;
- }
- }
- }
-
- for (;;) {
- ast_stopstream(chan);
- res = ast_streamfile(chan, file, chan->language);
- if (!res) {
- if (pause_restart_point) {
- ast_seekstream(chan->stream, pause_restart_point, SEEK_SET);
- pause_restart_point = 0;
- }
- else if (end) {
- ast_seekstream(chan->stream, 0, SEEK_END);
- end = NULL;
- };
- res = ast_waitstream_fr(chan, breaks, fwd, rev, skipms);
- }
-
- if (res < 1)
- break;
-
- /* We go at next loop if we got the restart char */
- if (restart && strchr(restart, res)) {
- ast_log(LOG_DEBUG, "we'll restart the stream here at next loop\n");
- pause_restart_point = 0;
- continue;
- }
-
- if (pause && strchr(pause, res)) {
- pause_restart_point = ast_tellstream(chan->stream);
- for (;;) {
- ast_stopstream(chan);
- res = ast_waitfordigit(chan, 1000);
- if (!res)
- continue;
- else if (res == -1 || strchr(pause, res) || (stop && strchr(stop, res)))
- break;
- }
- if (res == *pause) {
- res = 0;
- continue;
- }
- }
-
- if (res == -1)
- break;
-
- /* if we get one of our stop chars, return it to the calling function */
- if (stop && strchr(stop, res))
- break;
- }
-
- ast_stopstream(chan);
-
- return res;
-}
-
-int ast_play_and_wait(struct ast_channel *chan, const char *fn)
-{
- int d;
- d = ast_streamfile(chan, fn, chan->language);
- if (d)
- return d;
- d = ast_waitstream(chan, AST_DIGIT_ANY);
- ast_stopstream(chan);
- return d;
-}
-
-static int global_silence_threshold = 128;
-static int global_maxsilence = 0;
-
-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)
-{
- int d;
- char *fmts;
- char comment[256];
- int x, fmtcnt=1, res=-1,outmsg=0;
- struct ast_frame *f;
- struct ast_filestream *others[MAX_OTHER_FORMATS];
- char *sfmt[MAX_OTHER_FORMATS];
- char *stringp=NULL;
- time_t start, end;
- struct ast_dsp *sildet=NULL; /* silence detector dsp */
- int totalsilence = 0;
- int dspsilence = 0;
- int gotsilence = 0; /* did we timeout for silence? */
- int rfmt=0;
- struct ast_silence_generator *silgen = NULL;
-
- if (silencethreshold < 0)
- silencethreshold = global_silence_threshold;
-
- if (maxsilence < 0)
- maxsilence = global_maxsilence;
-
- /* barf if no pointer passed to store duration in */
- if (duration == NULL) {
- ast_log(LOG_WARNING, "Error play_and_record called without duration pointer\n");
- return -1;
- }
-
- ast_log(LOG_DEBUG,"play_and_record: %s, %s, '%s'\n", playfile ? playfile : "<None>", recordfile, fmt);
- snprintf(comment,sizeof(comment),"Playing %s, Recording to: %s on %s\n", playfile ? playfile : "<None>", recordfile, chan->name);
-
- if (playfile) {
- d = ast_play_and_wait(chan, playfile);
- if (d > -1)
- d = ast_streamfile(chan, "beep",chan->language);
- if (!d)
- d = ast_waitstream(chan,"");
- if (d < 0)
- return -1;
- }
-
- fmts = ast_strdupa(fmt);
-
- stringp=fmts;
- strsep(&stringp, "|");
- ast_log(LOG_DEBUG,"Recording Formats: sfmts=%s\n", fmts);
- sfmt[0] = ast_strdupa(fmts);
-
- while((fmt = strsep(&stringp, "|"))) {
- if (fmtcnt > MAX_OTHER_FORMATS - 1) {
- ast_log(LOG_WARNING, "Please increase MAX_OTHER_FORMATS in app.c\n");
- break;
- }
- sfmt[fmtcnt++] = ast_strdupa(fmt);
- }
-
- time(&start);
- end=start; /* pre-initialize end to be same as start in case we never get into loop */
- for (x=0;x<fmtcnt;x++) {
- others[x] = ast_writefile(recordfile, sfmt[x], comment, O_TRUNC, 0, 0700);
- ast_verbose( VERBOSE_PREFIX_3 "x=%d, open writing: %s format: %s, %p\n", x, recordfile, sfmt[x], others[x]);
-
- if (!others[x]) {
- break;
- }
- }
-
- if (path)
- ast_unlock_path(path);
-
- if (maxsilence > 0) {
- sildet = ast_dsp_new(); /* Create the silence detector */
- if (!sildet) {
- ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
- return -1;
- }
- ast_dsp_set_threshold(sildet, silencethreshold);
- rfmt = chan->readformat;
- res = ast_set_read_format(chan, AST_FORMAT_SLINEAR);
- if (res < 0) {
- ast_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
- ast_dsp_free(sildet);
- return -1;
- }
- }
-
- /* Request a video update */
- ast_indicate(chan, AST_CONTROL_VIDUPDATE);
-
- if (option_transmit_silence_during_record)
- silgen = ast_channel_start_silence_generator(chan);
-
- if (x == fmtcnt) {
- /* Loop forever, writing the packets we read to the writer(s), until
- we read a # or get a hangup */
- f = NULL;
- for(;;) {
- res = ast_waitfor(chan, 2000);
- if (!res) {
- ast_log(LOG_DEBUG, "One waitfor failed, trying another\n");
- /* Try one more time in case of masq */
- res = ast_waitfor(chan, 2000);
- if (!res) {
- ast_log(LOG_WARNING, "No audio available on %s??\n", chan->name);
- res = -1;
- }
- }
-
- if (res < 0) {
- f = NULL;
- break;
- }
- f = ast_read(chan);
- if (!f)
- break;
- if (f->frametype == AST_FRAME_VOICE) {
- /* write each format */
- for (x=0;x<fmtcnt;x++) {
- res = ast_writestream(others[x], f);
- }
-
- /* Silence Detection */
- if (maxsilence > 0) {
- dspsilence = 0;
- ast_dsp_silence(sildet, f, &dspsilence);
- if (dspsilence)
- totalsilence = dspsilence;
- else
- totalsilence = 0;
-
- if (totalsilence > maxsilence) {
- /* Ended happily with silence */
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "Recording automatically stopped after a silence of %d seconds\n", totalsilence/1000);
- ast_frfree(f);
- gotsilence = 1;
- outmsg=2;
- break;
- }
- }
- /* Exit on any error */
- if (res) {
- ast_log(LOG_WARNING, "Error writing frame\n");
- ast_frfree(f);
- break;
- }
- } else if (f->frametype == AST_FRAME_VIDEO) {
- /* Write only once */
- ast_writestream(others[0], f);
- } else if (f->frametype == AST_FRAME_DTMF) {
- if (f->subclass == '#') {
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "User ended message by pressing %c\n", f->subclass);
- res = '#';
- outmsg = 2;
- ast_frfree(f);
- break;
- }
- if (f->subclass == '0') {
- /* Check for a '0' during message recording also, in case caller wants operator */
- if (option_verbose > 2)
- ast_verbose(VERBOSE_PREFIX_3 "User cancelled by pressing %c\n", f->subclass);
- res = '0';
- outmsg = 0;
- ast_frfree(f);
- break;
- }
- }
- if (maxtime) {
- time(&end);
- if (maxtime < (end - start)) {
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "Took too long, cutting it short...\n");
- outmsg = 2;
- res = 't';
- ast_frfree(f);
- break;
- }
- }
- ast_frfree(f);
- }
- if (end == start) time(&end);
- if (!f) {
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "User hung up\n");
- res = -1;
- outmsg=1;
- }
- } else {
- ast_log(LOG_WARNING, "Error creating writestream '%s', format '%s'\n", recordfile, sfmt[x]);
- }
-
- if (silgen)
- ast_channel_stop_silence_generator(chan, silgen);
-
- *duration = end - start;
-
- for (x=0;x<fmtcnt;x++) {
- if (!others[x])
- break;
- if (res > 0) {
- if (totalsilence)
- ast_stream_rewind(others[x], totalsilence-200);
- else
- ast_stream_rewind(others[x], 200);
- }
- ast_truncstream(others[x]);
- ast_closestream(others[x]);
- }
- if (rfmt) {
- if (ast_set_read_format(chan, rfmt)) {
- ast_log(LOG_WARNING, "Unable to restore format %s to channel '%s'\n", ast_getformatname(rfmt), chan->name);
- }
- }
- if (outmsg > 1) {
- /* Let them know recording is stopped */
- if(!ast_streamfile(chan, "auth-thankyou", chan->language))
- ast_waitstream(chan, "");
- }
- if (sildet)
- ast_dsp_free(sildet);
- return res;
-}
-
-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)
-{
- int d = 0;
- char *fmts;
- char comment[256];
- int x, fmtcnt=1, res=-1,outmsg=0;
- struct ast_frame *f;
- struct ast_filestream *others[MAX_OTHER_FORMATS];
- struct ast_filestream *realfiles[MAX_OTHER_FORMATS];
- char *sfmt[MAX_OTHER_FORMATS];
- char *stringp=NULL;
- time_t start, end;
- struct ast_dsp *sildet; /* silence detector dsp */
- int totalsilence = 0;
- int dspsilence = 0;
- int gotsilence = 0; /* did we timeout for silence? */
- int rfmt=0;
- char prependfile[80];
-
- if (silencethreshold < 0)
- silencethreshold = global_silence_threshold;
-
- if (maxsilence < 0)
- maxsilence = global_maxsilence;
-
- /* barf if no pointer passed to store duration in */
- if (duration == NULL) {
- ast_log(LOG_WARNING, "Error play_and_prepend called without duration pointer\n");
- return -1;
- }
-
- ast_log(LOG_DEBUG,"play_and_prepend: %s, %s, '%s'\n", playfile ? playfile : "<None>", recordfile, fmt);
- snprintf(comment,sizeof(comment),"Playing %s, Recording to: %s on %s\n", playfile ? playfile : "<None>", recordfile, chan->name);
-
- if (playfile || beep) {
- if (!beep)
- d = ast_play_and_wait(chan, playfile);
- if (d > -1)
- d = ast_streamfile(chan, "beep",chan->language);
- if (!d)
- d = ast_waitstream(chan,"");
- if (d < 0)
- return -1;
- }
- ast_copy_string(prependfile, recordfile, sizeof(prependfile));
- strncat(prependfile, "-prepend", sizeof(prependfile) - strlen(prependfile) - 1);
-
- fmts = ast_strdupa(fmt);
-
- stringp=fmts;
- strsep(&stringp, "|");
- ast_log(LOG_DEBUG,"Recording Formats: sfmts=%s\n", fmts);
- sfmt[0] = ast_strdupa(fmts);
-
- while((fmt = strsep(&stringp, "|"))) {
- if (fmtcnt > MAX_OTHER_FORMATS - 1) {
- ast_log(LOG_WARNING, "Please increase MAX_OTHER_FORMATS in app.c\n");
- break;
- }
- sfmt[fmtcnt++] = ast_strdupa(fmt);
- }
-
- time(&start);
- end=start; /* pre-initialize end to be same as start in case we never get into loop */
- for (x=0;x<fmtcnt;x++) {
- others[x] = ast_writefile(prependfile, sfmt[x], comment, O_TRUNC, 0, 0700);
- ast_verbose( VERBOSE_PREFIX_3 "x=%d, open writing: %s format: %s, %p\n", x, prependfile, sfmt[x], others[x]);
- if (!others[x]) {
- break;
- }
- }
-
- sildet = ast_dsp_new(); /* Create the silence detector */
- if (!sildet) {
- ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
- return -1;
- }
- ast_dsp_set_threshold(sildet, silencethreshold);
-
- if (maxsilence > 0) {
- rfmt = chan->readformat;
- res = ast_set_read_format(chan, AST_FORMAT_SLINEAR);
- if (res < 0) {
- ast_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
- ast_dsp_free(sildet);
- return -1;
- }
- }
-
- if (x == fmtcnt) {
- /* Loop forever, writing the packets we read to the writer(s), until
- we read a # or get a hangup */
- f = NULL;
- for(;;) {
- res = ast_waitfor(chan, 2000);
- if (!res) {
- ast_log(LOG_DEBUG, "One waitfor failed, trying another\n");
- /* Try one more time in case of masq */
- res = ast_waitfor(chan, 2000);
- if (!res) {
- ast_log(LOG_WARNING, "No audio available on %s??\n", chan->name);
- res = -1;
- }
- }
-
- if (res < 0) {
- f = NULL;
- break;
- }
- f = ast_read(chan);
- if (!f)
- break;
- if (f->frametype == AST_FRAME_VOICE) {
- /* write each format */
- for (x=0;x<fmtcnt;x++) {
- if (!others[x])
- break;
- res = ast_writestream(others[x], f);
- }
-
- /* Silence Detection */
- if (maxsilence > 0) {
- dspsilence = 0;
- ast_dsp_silence(sildet, f, &dspsilence);
- if (dspsilence)
- totalsilence = dspsilence;
- else
- totalsilence = 0;
-
- if (totalsilence > maxsilence) {
- /* Ended happily with silence */
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "Recording automatically stopped after a silence of %d seconds\n", totalsilence/1000);
- ast_frfree(f);
- gotsilence = 1;
- outmsg=2;
- break;
- }
- }
- /* Exit on any error */
- if (res) {
- ast_log(LOG_WARNING, "Error writing frame\n");
- ast_frfree(f);
- break;
- }
- } else if (f->frametype == AST_FRAME_VIDEO) {
- /* Write only once */
- ast_writestream(others[0], f);
- } else if (f->frametype == AST_FRAME_DTMF) {
- /* stop recording with any digit */
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "User ended message by pressing %c\n", f->subclass);
- res = 't';
- outmsg = 2;
- ast_frfree(f);
- break;
- }
- if (maxtime) {
- time(&end);
- if (maxtime < (end - start)) {
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "Took too long, cutting it short...\n");
- res = 't';
- outmsg=2;
- ast_frfree(f);
- break;
- }
- }
- ast_frfree(f);
- }
- if (end == start) time(&end);
- if (!f) {
- if (option_verbose > 2)
- ast_verbose( VERBOSE_PREFIX_3 "User hung up\n");
- res = -1;
- outmsg=1;
-#if 0
- /* delete all the prepend files */
- for (x=0;x<fmtcnt;x++) {
- if (!others[x])
- break;
- ast_closestream(others[x]);
- ast_filedelete(prependfile, sfmt[x]);
- }
-#endif
- }
- } else {
- ast_log(LOG_WARNING, "Error creating writestream '%s', format '%s'\n", prependfile, sfmt[x]);
- }
- ast_dsp_free(sildet);
- *duration = end - start;
-#if 0
- if (outmsg > 1) {
-#else
- if (outmsg) {
-#endif
- struct ast_frame *fr;
- for (x=0;x<fmtcnt;x++) {
- snprintf(comment, sizeof(comment), "Opening the real file %s.%s\n", recordfile, sfmt[x]);
- realfiles[x] = ast_readfile(recordfile, sfmt[x], comment, O_RDONLY, 0, 0);
- if (!others[x] || !realfiles[x])
- break;
- if (totalsilence)
- ast_stream_rewind(others[x], totalsilence-200);
- else
- ast_stream_rewind(others[x], 200);
- ast_truncstream(others[x]);
- /* add the original file too */
- while ((fr = ast_readframe(realfiles[x]))) {
- ast_writestream(others[x],fr);
- }
- ast_closestream(others[x]);
- ast_closestream(realfiles[x]);
- ast_filerename(prependfile, recordfile, sfmt[x]);
-#if 0
- ast_verbose("Recording Format: sfmts=%s, prependfile %s, recordfile %s\n", sfmt[x],prependfile,recordfile);
-#endif
- ast_filedelete(prependfile, sfmt[x]);
- }
- }
- if (rfmt) {
- if (ast_set_read_format(chan, rfmt)) {
- ast_log(LOG_WARNING, "Unable to restore format %s to channel '%s'\n", ast_getformatname(rfmt), chan->name);
- }
- }
- if (outmsg) {
- if (outmsg > 1) {
- /* Let them know it worked */
- ast_streamfile(chan, "auth-thankyou", chan->language);
- ast_waitstream(chan, "");
- }
- }
- return res;
-}
-
-/* Channel group core functions */
-
-int ast_app_group_split_group(char *data, char *group, int group_max, char *category, int category_max)
-{
- int res=0;
- char tmp[256];
- char *grp=NULL, *cat=NULL;
-
- if (!ast_strlen_zero(data)) {
- ast_copy_string(tmp, data, sizeof(tmp));
- grp = tmp;
- cat = strchr(tmp, '@');
- if (cat) {
- *cat = '\0';
- cat++;
- }
- }
-
- if (!ast_strlen_zero(grp))
- ast_copy_string(group, grp, group_max);
- else
- res = -1;
-
- if (cat)
- snprintf(category, category_max, "%s_%s", GROUP_CATEGORY_PREFIX, cat);
- else
- ast_copy_string(category, GROUP_CATEGORY_PREFIX, category_max);
-
- return res;
-}
-
-int ast_app_group_set_channel(struct ast_channel *chan, char *data)
-{
- int res=0;
- char group[80] = "";
- char category[80] = "";
-
- if (!ast_app_group_split_group(data, group, sizeof(group), category, sizeof(category))) {
- pbx_builtin_setvar_helper(chan, category, group);
- } else
- res = -1;
-
- return res;
-}
-
-int ast_app_group_get_count(char *group, char *category)
-{
- struct ast_channel *chan;
- int count = 0;
- char *test;
- char cat[80];
- char *s;
-
- if (ast_strlen_zero(group))
- return 0;
-
- s = (!ast_strlen_zero(category)) ? category : GROUP_CATEGORY_PREFIX;
- ast_copy_string(cat, s, sizeof(cat));
-
- chan = NULL;
- while ((chan = ast_channel_walk_locked(chan)) != NULL) {
- test = pbx_builtin_getvar_helper(chan, cat);
- if (test && !strcasecmp(test, group))
- count++;
- ast_mutex_unlock(&chan->lock);
- }
-
- return count;
-}
-
-int ast_app_group_match_get_count(char *groupmatch, char *category)
-{
- regex_t regexbuf;
- struct ast_channel *chan;
- int count = 0;
- char *test;
- char cat[80];
- char *s;
-
- if (ast_strlen_zero(groupmatch))
- return 0;
-
- /* if regex compilation fails, return zero matches */
- if (regcomp(&regexbuf, groupmatch, REG_EXTENDED | REG_NOSUB))
- return 0;
-
- s = (!ast_strlen_zero(category)) ? category : GROUP_CATEGORY_PREFIX;
- ast_copy_string(cat, s, sizeof(cat));
-
- chan = NULL;
- while ((chan = ast_channel_walk_locked(chan)) != NULL) {
- test = pbx_builtin_getvar_helper(chan, cat);
- if (test && !regexec(&regexbuf, test, 0, NULL, 0))
- count++;
- ast_mutex_unlock(&chan->lock);
- }
-
- regfree(&regexbuf);
-
- return count;
-}
-
-unsigned int ast_app_separate_args(char *buf, char delim, char **array, int arraylen)
-{
- int argc;
- char *scan;
- int paren = 0;
-
- if (!buf || !array || !arraylen)
- return 0;
-
- memset(array, 0, arraylen * sizeof(*array));
-
- scan = buf;
-
- for (argc = 0; *scan && (argc < arraylen - 1); argc++) {
- array[argc] = scan;
- for (; *scan; scan++) {
- if (*scan == '(')
- paren++;
- else if (*scan == ')') {
- if (paren)
- paren--;
- } else if ((*scan == delim) && !paren) {
- *scan++ = '\0';
- break;
- }
- }
- }
-
- if (*scan)
- array[argc++] = scan;
-
- return argc;
-}
-
-enum AST_LOCK_RESULT ast_lock_path(const char *path)
-{
- char *s;
- char *fs;
- int res;
- int fd;
- time_t start;
-
- s = alloca(strlen(path) + 10);
- fs = alloca(strlen(path) + 20);
-
- if (!fs || !s) {
- ast_log(LOG_WARNING, "Out of memory!\n");
- return AST_LOCK_FAILURE;
- }
-
- snprintf(fs, strlen(path) + 19, "%s/.lock-%08x", path, rand());
- fd = open(fs, O_WRONLY | O_CREAT | O_EXCL, 0600);
- if (fd < 0) {
- fprintf(stderr, "Unable to create lock file '%s': %s\n", path, strerror(errno));
- return AST_LOCK_PATH_NOT_FOUND;
- }
- close(fd);
-
- snprintf(s, strlen(path) + 9, "%s/.lock", path);
- time(&start);
- while (((res = link(fs, s)) < 0) && (errno == EEXIST) && (time(NULL) - start < 5))
- usleep(1);
- if (res) {
- ast_log(LOG_WARNING, "Failed to lock path '%s': %s\n", path, strerror(errno));
- return AST_LOCK_TIMEOUT;
- } else {
- unlink(fs);
- ast_log(LOG_DEBUG, "Locked path '%s'\n", path);
- return AST_LOCK_SUCCESS;
- }
-}
-
-int ast_unlock_path(const char *path)
-{
- char *s;
- s = alloca(strlen(path) + 10);
- if (!s)
- return -1;
- snprintf(s, strlen(path) + 9, "%s/%s", path, ".lock");
- ast_log(LOG_DEBUG, "Unlocked path '%s'\n", path);
- return unlink(s);
-}
-
-int ast_record_review(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, const char *path)
-{
- int silencethreshold = 128;
- int maxsilence=0;
- int res = 0;
- int cmd = 0;
- int max_attempts = 3;
- int attempts = 0;
- int recorded = 0;
- int message_exists = 0;
- /* Note that urgent and private are for flagging messages as such in the future */
-
- /* barf if no pointer passed to store duration in */
- if (duration == NULL) {
- ast_log(LOG_WARNING, "Error ast_record_review called without duration pointer\n");
- return -1;
- }
-
- cmd = '3'; /* Want to start by recording */
-
- while ((cmd >= 0) && (cmd != 't')) {
- switch (cmd) {
- case '1':
- if (!message_exists) {
- /* In this case, 1 is to record a message */
- cmd = '3';
- break;
- } else {
- ast_streamfile(chan, "vm-msgsaved", chan->language);
- ast_waitstream(chan, "");
- cmd = 't';
- return res;
- }
- case '2':
- /* Review */
- ast_verbose(VERBOSE_PREFIX_3 "Reviewing the recording\n");
- ast_streamfile(chan, recordfile, chan->language);
- cmd = ast_waitstream(chan, AST_DIGIT_ANY);
- break;
- case '3':
- message_exists = 0;
- /* Record */
- if (recorded == 1)
- ast_verbose(VERBOSE_PREFIX_3 "Re-recording\n");
- else
- ast_verbose(VERBOSE_PREFIX_3 "Recording\n");
- recorded = 1;
- cmd = ast_play_and_record(chan, playfile, recordfile, maxtime, fmt, duration, silencethreshold, maxsilence, path);
- if (cmd == -1) {
- /* User has hung up, no options to give */
- return cmd;
- }
- if (cmd == '0') {
- break;
- } else if (cmd == '*') {
- break;
- }
- else {
- /* If all is well, a message exists */
- message_exists = 1;
- cmd = 0;
- }
- break;
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- case '*':
- case '#':
- cmd = ast_play_and_wait(chan, "vm-sorry");
- break;
- default:
- if (message_exists) {
- cmd = ast_play_and_wait(chan, "vm-review");
- }
- else {
- cmd = ast_play_and_wait(chan, "vm-torerecord");
- if (!cmd)
- cmd = ast_waitfordigit(chan, 600);
- }
-
- if (!cmd)
- cmd = ast_waitfordigit(chan, 6000);
- if (!cmd) {
- attempts++;
- }
- if (attempts > max_attempts) {
- cmd = 't';
- }
- }
- }
- if (cmd == 't')
- cmd = 0;
- return cmd;
-}
-
-#define RES_UPONE (1 << 16)
-#define RES_EXIT (1 << 17)
-#define RES_REPEAT (1 << 18)
-#define RES_RESTART ((1 << 19) | RES_REPEAT)
-
-static int ast_ivr_menu_run_internal(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata);
-static int ivr_dispatch(struct ast_channel *chan, struct ast_ivr_option *option, char *exten, void *cbdata)
-{
- int res;
- int (*ivr_func)(struct ast_channel *, void *);
- char *c;
- char *n;
-
- switch(option->action) {
- case AST_ACTION_UPONE:
- return RES_UPONE;
- case AST_ACTION_EXIT:
- return RES_EXIT | (((unsigned long)(option->adata)) & 0xffff);
- case AST_ACTION_REPEAT:
- return RES_REPEAT | (((unsigned long)(option->adata)) & 0xffff);
- case AST_ACTION_RESTART:
- return RES_RESTART ;
- case AST_ACTION_NOOP:
- return 0;
- case AST_ACTION_BACKGROUND:
- res = ast_streamfile(chan, (char *)option->adata, chan->language);
- if (!res) {
- res = ast_waitstream(chan, AST_DIGIT_ANY);
- } else {
- ast_log(LOG_NOTICE, "Unable to find file '%s'!\n", (char *)option->adata);
- res = 0;
- }
- return res;
- case AST_ACTION_PLAYBACK:
- res = ast_streamfile(chan, (char *)option->adata, chan->language);
- if (!res) {
- res = ast_waitstream(chan, "");
- } else {
- ast_log(LOG_NOTICE, "Unable to find file '%s'!\n", (char *)option->adata);
- res = 0;
- }
- return res;
- case AST_ACTION_MENU:
- res = ast_ivr_menu_run_internal(chan, (struct ast_ivr_menu *)option->adata, cbdata);
- /* Do not pass entry errors back up, treaat ast though ti was an "UPONE" */
- if (res == -2)
- res = 0;
- return res;
- case AST_ACTION_WAITOPTION:
- res = ast_waitfordigit(chan, 1000 * (chan->pbx ? chan->pbx->rtimeout : 10));
- if (!res)
- return 't';
- return res;
- case AST_ACTION_CALLBACK:
- ivr_func = option->adata;
- res = ivr_func(chan, cbdata);
- return res;
- case AST_ACTION_TRANSFER:
- res = ast_parseable_goto(chan, option->adata);
- return 0;
- case AST_ACTION_PLAYLIST:
- case AST_ACTION_BACKLIST:
- res = 0;
- c = ast_strdupa(option->adata);
- if (c) {
- while((n = strsep(&c, ";")))
- if ((res = ast_streamfile(chan, n, chan->language)) || (res = ast_waitstream(chan, (option->action == AST_ACTION_BACKLIST) ? AST_DIGIT_ANY : "")))
- break;
- ast_stopstream(chan);
- }
- return res;
- default:
- ast_log(LOG_NOTICE, "Unknown dispatch function %d, ignoring!\n", option->action);
- return 0;
- };
- return -1;
-}
-
-static int option_exists(struct ast_ivr_menu *menu, char *option)
-{
- int x;
- for (x=0;menu->options[x].option;x++)
- if (!strcasecmp(menu->options[x].option, option))
- return x;
- return -1;
-}
-
-static int option_matchmore(struct ast_ivr_menu *menu, char *option)
-{
- int x;
- for (x=0;menu->options[x].option;x++)
- if ((!strncasecmp(menu->options[x].option, option, strlen(option))) &&
- (menu->options[x].option[strlen(option)]))
- return x;
- return -1;
-}
-
-static int read_newoption(struct ast_channel *chan, struct ast_ivr_menu *menu, char *exten, int maxexten)
-{
- int res=0;
- int ms;
- while(option_matchmore(menu, exten)) {
- ms = chan->pbx ? chan->pbx->dtimeout : 5000;
- if (strlen(exten) >= maxexten - 1)
- break;
- res = ast_waitfordigit(chan, ms);
- if (res < 1)
- break;
- exten[strlen(exten) + 1] = '\0';
- exten[strlen(exten)] = res;
- }
- return res > 0 ? 0 : res;
-}
-
-static int ast_ivr_menu_run_internal(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata)
-{
- /* Execute an IVR menu structure */
- int res=0;
- int pos = 0;
- int retries = 0;
- char exten[AST_MAX_EXTENSION] = "s";
- if (option_exists(menu, "s") < 0) {
- strcpy(exten, "g");
- if (option_exists(menu, "g") < 0) {
- ast_log(LOG_WARNING, "No 's' nor 'g' extension in menu '%s'!\n", menu->title);
- return -1;
- }
- }
- while(!res) {
- while(menu->options[pos].option) {
- if (!strcasecmp(menu->options[pos].option, exten)) {
- res = ivr_dispatch(chan, menu->options + pos, exten, cbdata);
- ast_log(LOG_DEBUG, "IVR Dispatch of '%s' (pos %d) yields %d\n", exten, pos, res);
- if (res < 0)
- break;
- else if (res & RES_UPONE)
- return 0;
- else if (res & RES_EXIT)
- return res;
- else if (res & RES_REPEAT) {
- int maxretries = res & 0xffff;
- if ((res & RES_RESTART) == RES_RESTART) {
- retries = 0;
- } else
- retries++;
- if (!maxretries)
- maxretries = 3;
- if ((maxretries > 0) && (retries >= maxretries)) {
- ast_log(LOG_DEBUG, "Max retries %d exceeded\n", maxretries);
- return -2;
- } else {
- if (option_exists(menu, "g") > -1)
- strcpy(exten, "g");
- else if (option_exists(menu, "s") > -1)
- strcpy(exten, "s");
- }
- pos=0;
- continue;
- } else if (res && strchr(AST_DIGIT_ANY, res)) {
- ast_log(LOG_DEBUG, "Got start of extension, %c\n", res);
- exten[1] = '\0';
- exten[0] = res;
- if ((res = read_newoption(chan, menu, exten, sizeof(exten))))
- break;
- if (option_exists(menu, exten) < 0) {
- if (option_exists(menu, "i")) {
- ast_log(LOG_DEBUG, "Invalid extension entered, going to 'i'!\n");
- strcpy(exten, "i");
- pos = 0;
- continue;
- } else {
- ast_log(LOG_DEBUG, "Aborting on invalid entry, with no 'i' option!\n");
- res = -2;
- break;
- }
- } else {
- ast_log(LOG_DEBUG, "New existing extension: %s\n", exten);
- pos = 0;
- continue;
- }
- }
- }
- pos++;
- }
- ast_log(LOG_DEBUG, "Stopping option '%s', res is %d\n", exten, res);
- pos = 0;
- if (!strcasecmp(exten, "s"))
- strcpy(exten, "g");
- else
- break;
- }
- return res;
-}
-
-int ast_ivr_menu_run(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata)
-{
- int res;
- res = ast_ivr_menu_run_internal(chan, menu, cbdata);
- /* Hide internal coding */
- if (res > 0)
- res = 0;
- return res;
-}
-
-char *ast_read_textfile(const char *filename)
-{
- int fd;
- char *output=NULL;
- struct stat filesize;
- int count=0;
- int res;
- if(stat(filename,&filesize)== -1){
- ast_log(LOG_WARNING,"Error can't stat %s\n", filename);
- return NULL;
- }
- count=filesize.st_size + 1;
- fd = open(filename, O_RDONLY);
- if (fd < 0) {
- ast_log(LOG_WARNING, "Cannot open file '%s' for reading: %s\n", filename, strerror(errno));
- return NULL;
- }
- output=(char *)malloc(count);
- if (output) {
- res = read(fd, output, count - 1);
- if (res == count - 1) {
- output[res] = '\0';
- } else {
- ast_log(LOG_WARNING, "Short read of %s (%d of %d): %s\n", filename, res, count - 1, strerror(errno));
- free(output);
- output = NULL;
- }
- } else
- ast_log(LOG_WARNING, "Out of memory!\n");
- close(fd);
- return output;
-}
-
-int ast_app_parse_options(const struct ast_app_option *options, struct ast_flags *flags, char **args, char *optstr)
-{
- char *s;
- int curarg;
- unsigned int argloc;
- char *arg;
- int res = 0;
-
- ast_clear_flag(flags, AST_FLAGS_ALL);
-
- if (!optstr)
- return 0;
-
- s = optstr;
- while (*s) {
- curarg = *s++ & 0x7f;
- ast_set_flag(flags, options[curarg].flag);
- argloc = options[curarg].arg_index;
- if (*s == '(') {
- /* Has argument */
- arg = ++s;
- while (*s && (*s != ')'))
- s++;
- if (*s) {
- if (argloc)
- args[argloc - 1] = arg;
- *s++ = '\0';
- } else {
- ast_log(LOG_WARNING, "Missing closing parenthesis for argument '%c' in string '%s'\n", curarg, arg);
- res = -1;
- }
- } else if (argloc) {
- args[argloc - 1] = NULL;
- }
- }
-
- return res;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-20 04:31:44 +0000