static int checkMax(struct ast_channel *chan, struct roomdetails *dtmfmatch)
{
int res=0;
struct ast_app *app;
char getvar[30]="AstVar";
char roomno[30]="";
char maxusers[30]="";
char currentusers[30]="";
char prompt[50]="";
char arg[255]="";
strcpy(maxusers,dtmfmatch->maxusers);
strcpy(roomno,dtmfmatch->roomno);
strcat(arg,roomno);
strcat(arg,",");
strcat(arg,getvar);
if(!(app = pbx_findapp(ConfAppCount))) {
ast_log(LOG_WARNING, "Invalid participant count application: %s\n", ConfAppCount);
return -1;
}
res = pbx_exec(chan, app, arg);
strcpy(currentusers, pbx_builtin_getvar_helper(chan, getvar));
if(atoi(currentusers) < atoi(maxusers)){
ast_log(LOG_NOTICE, "Currentusers: %i\n", atoi(currentusers));
if(atoi(currentusers)>0){
strcpy(prompt,"conf-thereare");
if (!ast_streamfile(chan, "conf-thereare", chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
if (!ast_say_number(chan, (atoi(currentusers)), AST_DIGIT_ANY, chan->language, (char *) NULL)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
if (!ast_streamfile(chan, "conf-otherinparty", chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
}
}
res=1;
}
else{
ast_log(LOG_NOTICE, "Maximum users exeeded, Current users in room: %s\n",currentusers);
strcpy(prompt, "conf-locked");
if (!ast_streamfile(chan, prompt, chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
res=-1;
}
return res;
}
int getConf(struct ast_channel *chan, struct userkeyin dtmfinput, struct roomdetails *dtmfmatch)
{
char *prompt;
/* char *invalid;*/
int res=0, retry=0, skip=0;
if (ast_strlen_zero(dtmfinput.inroom)){
strcpy(dtmfinput.inroom, "");
} else {
skip = 1;
retry = 2;
}
while (retry++ < 3){
if(!skip){
prompt = "conf-getconfno";
if(ast_app_getdata(chan, prompt, dtmfinput.inroom, sizeof(dtmfinput.inroom) - 2, 0) < 0)
return -1;
res = ast_waitstream(chan,"");
}
res = roomQuery(dtmfinput, dtmfmatch);
if(res==1 || res==2)
break;
if(res == -2){
prompt = "conf-has-not-started";
if (!ast_streamfile(chan, prompt, chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
res = -1;
break;
}
prompt = "conf-invalid";
if (!ast_streamfile(chan, prompt, chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
}
if(retry>=2 && (res < 1 && !skip)){
prompt = "vm-goodbye";
if (!ast_streamfile(chan, prompt, chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
res = -1;
}
return res;
}
int getPass(struct ast_channel *chan, struct userkeyin dtmfinput, struct roomdetails *dtmfmatch)
{
char *prompt;
/* char *invalid; */
int res = 0, retry=0;
prompt = "agent-pass";
if(ast_app_getdata(chan, prompt, dtmfinput.inpass, sizeof(dtmfinput.inpass) - 2, 0) < 0)
return -1;
res = ast_waitstream(chan,"");
res = passQuery(dtmfinput, dtmfmatch);
while (retry++ < 2 && res !=1){
prompt = "auth-incorrect";
if(ast_app_getdata(chan, prompt, dtmfinput.inpass, sizeof(dtmfinput.inpass) - 2, 0) < 0)
return -1;
res = ast_waitstream(chan,"");
res = passQuery(dtmfinput, dtmfmatch);
if(res==1)
break;
}
if(retry>1 && res != 1){
prompt = "vm-goodbye";
if (!ast_streamfile(chan, prompt, chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
res = -1;
}
return res;
}
static int play_and_wait(struct ast_channel *chan, char *file, char *digits)
{
int res = -1;
if (!ast_streamfile(chan, file, chan->language)) {
res = ast_waitstream(chan, digits);
}
return res;
}
int ast_play_and_wait(struct ast_channel *chan, 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 saywords(struct ast_channel *chan, char *word1, char *word2, char *word5, int num)
{
/* Put this in a separate proc because it's bound to change */
int d = 0;
if (num > 0) {
if (num % 1000 == 1) {
ast_streamfile(chan, word1, chan->language);
d = ast_waitstream(chan,"");
} else if (((num % 10) >= 2) && ((num % 10) <= 4 ) && ((num % 100) < 10 || (num % 100) > 20)) {
ast_streamfile(chan, word2, chan->language);
d = ast_waitstream(chan, "");
} else {
ast_streamfile(chan, word5, chan->language);
d = ast_waitstream(chan, "");
}
}
return d;
}
static int s_streamwait3(const say_args_t *a, const char *fn)
{
int res = ast_streamfile(a->chan, fn, a->language);
if (res) {
ast_log(LOG_WARNING, "Unable to play message %s\n", fn);
return res;
}
res = (a->audiofd > -1 && a->ctrlfd > -1) ?
ast_waitstream_full(a->chan, a->ints, a->audiofd, a->ctrlfd) :
ast_waitstream(a->chan, a->ints);
ast_stopstream(a->chan);
return res;
}
static int _play_file(struct ast_channel* chan, char* filename) {
int res;
ast_stopstream(chan);
res = ast_streamfile(chan, filename, chan->language);
if(!res)
res = ast_waitstream(chan, AST_DIGIT_ANY);
else
res = 0;
ast_stopstream(chan);
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;
}
/* 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;
}
static int enterConf(struct ast_channel *chan, struct roomdetails *dtmfmatch)
{
int res=0;
/* char *prompt; */
char prompt[50]="";
struct ast_app *app;
char arg2[255]="";
char roomno2[80]="";
char roomtype2[30]="";
char recordfile[100]="conf-recordings/";
strcpy(roomno2,dtmfmatch->roomno);
strcpy(roomtype2,dtmfmatch->roomtype);
strcpy(arg2, roomno2);
strcat(arg2, ",");
strcat(arg2, roomtype2);
strcat(arg2, ",");
strcat(recordfile, dtmfmatch->roomno);
strcat(recordfile, "-");
strcat(recordfile, dtmfmatch->bookid);
ast_log(LOG_NOTICE, "Roomtype: %s\n", arg2);
pbx_builtin_setvar_helper(chan, "MEETME_RECORDINGFILE", recordfile);
if(strchr(dtmfmatch->aFlags, 'r'))
{
strcpy(prompt,"conf-call-recorded");
if (!ast_streamfile(chan, prompt, chan->language)){
res = ast_waitstream(chan,"");
ast_stopstream(chan);
}
}
if(!(app=pbx_findapp(ConfApp))){
ast_log(LOG_WARNING, "Invalid conferencing application: %s\n", ConfApp);
return -1;
}
res = pbx_exec(chan, app, arg2);
return 1;
}
static int page_exec(struct ast_channel *chan, void *data)
{
struct ast_module_user *u;
char *options, *tech, *resource, *tmp;
char meetmeopts[88], originator[AST_CHANNEL_NAME];
struct ast_flags flags = { 0 };
unsigned int confid = ast_random();
struct ast_app *app;
int res = 0, pos = 0, i = 0;
struct ast_dial *dials[MAX_DIALS];
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "This application requires at least one argument (destination(s) to page)\n");
return -1;
}
u = ast_module_user_add(chan);
if (!(app = pbx_findapp("MeetMe"))) {
ast_log(LOG_WARNING, "There is no MeetMe application available!\n");
ast_module_user_remove(u);
return -1;
};
options = ast_strdupa(data);
ast_copy_string(originator, chan->name, sizeof(originator));
if ((tmp = strchr(originator, '-')))
*tmp = '\0';
tmp = strsep(&options, "|");
if (options)
ast_app_parse_options(page_opts, &flags, NULL, options);
snprintf(meetmeopts, sizeof(meetmeopts), "MeetMe|%ud|%s%sqxdw(5)", confid, (ast_test_flag(&flags, PAGE_DUPLEX) ? "" : "m"),
(ast_test_flag(&flags, PAGE_RECORD) ? "r" : "") );
/* Go through parsing/calling each device */
while ((tech = strsep(&tmp, "&"))) {
struct ast_dial *dial = NULL;
/* don't call the originating device */
if (!strcasecmp(tech, originator))
continue;
/* If no resource is available, continue on */
if (!(resource = strchr(tech, '/'))) {
ast_log(LOG_WARNING, "Incomplete destination '%s' supplied.\n", tech);
continue;
}
*resource++ = '\0';
/* Create a dialing structure */
if (!(dial = ast_dial_create())) {
ast_log(LOG_WARNING, "Failed to create dialing structure.\n");
continue;
}
/* Append technology and resource */
ast_dial_append(dial, tech, resource);
/* Set ANSWER_EXEC as global option */
ast_dial_option_global_enable(dial, AST_DIAL_OPTION_ANSWER_EXEC, meetmeopts);
/* Run this dial in async mode */
ast_dial_run(dial, chan, 1);
/* Put in our dialing array */
dials[pos++] = dial;
}
if (!ast_test_flag(&flags, PAGE_QUIET)) {
res = ast_streamfile(chan, "beep", chan->language);
if (!res)
res = ast_waitstream(chan, "");
}
if (!res) {
snprintf(meetmeopts, sizeof(meetmeopts), "%ud|A%s%sqxd", confid, (ast_test_flag(&flags, PAGE_DUPLEX) ? "" : "t"),
(ast_test_flag(&flags, PAGE_RECORD) ? "r" : "") );
pbx_exec(chan, app, meetmeopts);
}
/* Go through each dial attempt cancelling, joining, and destroying */
for (i = 0; i < pos; i++) {
struct ast_dial *dial = dials[i];
/* We have to wait for the async thread to exit as it's possible Meetme won't throw them out immediately */
ast_dial_join(dial);
/* Hangup all channels */
ast_dial_hangup(dial);
/* Destroy dialing structure */
ast_dial_destroy(dial);
}
ast_module_user_remove(u);
return -1;
}
/* play name of mailbox owner.
* returns: -1 for bad or missing extension
* '1' for selected entry from directory
* '*' for skipped entry from directory
*/
static int play_mailbox_owner(struct ast_channel *chan, char *context, char *dialcontext, char *ext, char *name, int fromappvm) {
int res = 0;
int loop = 3;
char fn[256];
char fn2[256];
/* Check for the VoiceMail2 greeting first */
snprintf(fn, sizeof(fn), "%s/voicemail/%s/%s/greet",
(char *)ast_config_AST_SPOOL_DIR, context, ext);
#ifdef USE_ODBC_STORAGE
retrieve_file(fn);
#endif
/* Otherwise, check for an old-style Voicemail greeting */
snprintf(fn2, sizeof(fn2), "%s/vm/%s/greet",
(char *)ast_config_AST_SPOOL_DIR, ext);
#ifdef USE_ODBC_STORAGE
retrieve_file(fn2);
#endif
if (ast_fileexists(fn, NULL, chan->language) > 0) {
res = ast_streamfile(chan, fn, chan->language);
if (!res) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
}
ast_stopstream(chan);
} else if (ast_fileexists(fn2, NULL, chan->language) > 0) {
res = ast_streamfile(chan, fn2, chan->language);
if (!res) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
}
ast_stopstream(chan);
} else {
res = ast_say_character_str(chan, !ast_strlen_zero(name) ? name : ext,
AST_DIGIT_ANY, chan->language);
}
#ifdef USE_ODBC_STORAGE
ast_filedelete(fn, NULL);
ast_filedelete(fn2, NULL);
#endif
while (loop) {
if (!res) {
res = ast_streamfile(chan, "dir-instr", chan->language);
}
if (!res) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
}
if (!res) {
res = ast_waitfordigit(chan, 3000);
}
ast_stopstream(chan);
if (res > -1) {
switch (res) {
case '1':
/* Name selected */
loop = 0;
if (fromappvm) {
/* We still want to set the exten */
ast_copy_string(chan->exten, ext, sizeof(chan->exten));
} else {
if (ast_goto_if_exists(chan, dialcontext, ext, 1)) {
ast_log(LOG_WARNING,
"Can't find extension '%s' in context '%s'. "
"Did you pass the wrong context to Directory?\n",
ext, dialcontext);
res = -1;
}
}
break;
case '*':
/* Skip to next match in list */
loop = 0;
break;
default:
/* Not '1', or '*', so decrement number of tries */
res = 0;
loop--;
break;
} /* end switch */
} /* end if */
else {
/* User hungup, so jump out now */
loop = 0;
}
} /* end while */
return(res);
}
static int do_directory(struct ast_channel *chan, struct ast_config *cfg, struct ast_config *ucfg, char *context, char *dialcontext, char digit, int last, int readext, int fromappvm)
{
/* Read in the first three digits.. "digit" is the first digit, already read */
char ext[NUMDIGITS + 1], *cat;
char name[80] = "";
struct ast_variable *v;
int res;
int found=0;
int lastuserchoice = 0;
char *start, *conv, *stringp = NULL;
const char *pos;
int breakout = 0;
if (ast_strlen_zero(context)) {
ast_log(LOG_WARNING,
"Directory must be called with an argument "
"(context in which to interpret extensions)\n");
return -1;
}
if (digit == '0') {
if (!ast_goto_if_exists(chan, dialcontext, "o", 1) ||
(!ast_strlen_zero(chan->macrocontext) &&
!ast_goto_if_exists(chan, chan->macrocontext, "o", 1))) {
return 0;
} else {
ast_log(LOG_WARNING, "Can't find extension 'o' in current context. "
"Not Exiting the Directory!\n");
res = 0;
}
}
if (digit == '*') {
if (!ast_goto_if_exists(chan, dialcontext, "a", 1) ||
(!ast_strlen_zero(chan->macrocontext) &&
!ast_goto_if_exists(chan, chan->macrocontext, "a", 1))) {
return 0;
} else {
ast_log(LOG_WARNING, "Can't find extension 'a' in current context. "
"Not Exiting the Directory!\n");
res = 0;
}
}
memset(ext, 0, sizeof(ext));
ext[0] = digit;
res = 0;
if (ast_readstring(chan, ext + 1, NUMDIGITS - 1, 3000, 3000, "#") < 0) res = -1;
if (!res) {
/* Search for all names which start with those digits */
v = ast_variable_browse(cfg, context);
while(v && !res) {
/* Find all candidate extensions */
while(v) {
/* Find a candidate extension */
start = strdup(v->value);
if (start && !strcasestr(start, "hidefromdir=yes")) {
stringp=start;
strsep(&stringp, ",");
pos = strsep(&stringp, ",");
if (pos) {
ast_copy_string(name, pos, sizeof(name));
/* Grab the last name */
if (last && strrchr(pos,' '))
pos = strrchr(pos, ' ') + 1;
conv = convert(pos);
if (conv) {
if (!strncmp(conv, ext, strlen(ext))) {
/* Match! */
found++;
free(conv);
free(start);
break;
}
free(conv);
}
}
free(start);
}
v = v->next;
}
if (v) {
/* We have a match -- play a greeting if they have it */
res = play_mailbox_owner(chan, context, dialcontext, v->name, name, readext, fromappvm);
switch (res) {
case -1:
/* user pressed '1' but extension does not exist, or
* user hungup
*/
lastuserchoice = 0;
break;
case '1':
/* user pressed '1' and extensions exists;
play_mailbox_owner will already have done
a goto() on the channel
*/
lastuserchoice = res;
break;
case '*':
/* user pressed '*' to skip something found */
lastuserchoice = res;
res = 0;
break;
default:
break;
}
v = v->next;
}
}
if (!res && ucfg) {
/* Search users.conf for all names which start with those digits */
for (cat = ast_category_browse(ucfg, NULL); cat && !res ; cat = ast_category_browse(ucfg, cat)) {
if (!strcasecmp(cat, "general"))
continue;
if (!ast_true(ast_config_option(ucfg, cat, "hasdirectory")))
continue;
/* Find all candidate extensions */
if ((pos = ast_variable_retrieve(ucfg, cat, "fullname"))) {
ast_copy_string(name, pos, sizeof(name));
/* Grab the last name */
if (last && strrchr(pos,' '))
pos = strrchr(pos, ' ') + 1;
conv = convert(pos);
if (conv) {
if (!strcmp(conv, ext)) {
/* Match! */
found++;
/* We have a match -- play a greeting if they have it */
res = play_mailbox_owner(chan, context, dialcontext, cat, name, readext, fromappvm);
switch (res) {
case -1:
/* user pressed '1' but extension does not exist, or
* user hungup
*/
lastuserchoice = 0;
breakout = 1;
break;
case '1':
/* user pressed '1' and extensions exists;
play_mailbox_owner will already have done
a goto() on the channel
*/
lastuserchoice = res;
breakout = 1;
break;
case '*':
/* user pressed '*' to skip something found */
lastuserchoice = res;
breakout = 0;
res = 0;
break;
default:
breakout = 1;
break;
}
free(conv);
if (breakout)
break;
}
else
free(conv);
}
}
}
}
if (lastuserchoice != '1') {
res = ast_streamfile(chan, found ? "dir-nomore" : "dir-nomatch", chan->language);
if (!res)
res = 1;
return res;
}
return 0;
}
return res;
}
static void *dialstring(void *string)
{
struct ast_channel *channel;
char *bufptr,*destptr;
int ms=10000; /* ms affects number of rings */
int cnt=0,first;
char tech[256];
char tele[256];
char filename[256];
int answered=0;
for(first=0, bufptr=(char *)string, destptr=tech; *bufptr&&cnt<256; cnt++){
if(*bufptr=='/' && !first) {
*destptr=0;
destptr=tele;
first=1;
}
else if(*bufptr==',') {
*destptr=0;
destptr=filename;
} else {
*destptr=*bufptr;
destptr++;
}
bufptr++;
}
*destptr=0;
ast_log(LOG_DEBUG, "Printing string arg: %s Eos\n", (char *)string);
if(strlen(tech)+strlen(tele)+strlen(filename) > 256) {
ast_log(LOG_ERROR, "Autodial:Error string too long\n");
free(string);
pthread_exit(NULL);
}
ast_log(LOG_DEBUG, "Autodial Tech %s(%d) Tele %s(%d) Filename %s(%d)\n",tech, (int)strlen(tech), tele, (int)strlen(tele), filename, (int)strlen(filename));
channel=ast_request(tech,AST_FORMAT_SLINEAR,tele);
if(channel!=NULL){
ast_call(channel,tele,10000);
} else {
ast_log(LOG_ERROR, "Autodial:Sorry unable to obtain channel\n");
free(string);
pthread_exit(NULL);
}
if(channel->_state==AST_STATE_UP)
ast_log(LOG_DEBUG, "Autodial:Line is Up\n");
while(ms>0){
struct ast_frame *f;
ms=ast_waitfor(channel,ms);
f=ast_read(channel);
if(!f){
ast_log(LOG_DEBUG, "Autodial:Hung Up\n");
break;
}
if (f->frametype==AST_FRAME_CONTROL) {
if (f->subclass==AST_CONTROL_ANSWER) {
ast_log(LOG_DEBUG, "Autodial:Phone Answered\n");
if (channel->_state==AST_STATE_UP) {
char res;
ast_streamfile(channel,filename,0);
/* Press Five for snooze */
res=ast_waitstream(channel, "37");
if(res=='3'){
answered=1;
set_snooze_alarm((char *)string,60);
ast_streamfile(channel,"demo-thanks",0);
ast_waitstream(channel, "");
}
else if(res=='7'){
answered=1;
ast_streamfile(channel,"demo-thanks",0);
ast_waitstream(channel, "");
}
ast_stopstream(channel);
ms=0;
}
}
else if (f->subclass==AST_CONTROL_RINGING)
ast_log(LOG_DEBUG, "Autodial:Phone Ringing end\n");
}
ast_frfree(f);
}
if(!answered)
set_snooze_alarm((char *) string, 5);
free(string);
ast_hangup(channel);
ast_log(LOG_DEBUG, "Autodial:Hung up channel\n");
pthread_exit(NULL);
return NULL;
}
static int auth_exec(struct ast_channel *chan, void *data)
{
int res=0;
int retries;
struct localuser *u;
char password[256]="";
char passwd[256];
char *opts;
char *prompt;
if (!data || ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Authenticate requires an argument(password)\n");
return -1;
}
LOCAL_USER_ADD(u);
if (chan->_state != AST_STATE_UP) {
res = ast_answer(chan);
if (res) {
LOCAL_USER_REMOVE(u);
return -1;
}
}
strncpy(password, data, sizeof(password) - 1);
opts=strchr(password, '|');
if (opts) {
*opts = 0;
opts++;
} else
opts = "";
/* Start asking for password */
prompt = "agent-pass";
for (retries = 0; retries < 3; retries++) {
res = ast_app_getdata(chan, prompt, passwd, sizeof(passwd) - 2, 0);
if (res < 0)
break;
res = 0;
if (password[0] == '/') {
if (strchr(opts, 'd')) {
char tmp[256];
/* Compare against a database key */
if (!ast_db_get(password + 1, passwd, tmp, sizeof(tmp))) {
/* It's a good password */
if (strchr(opts, 'r')) {
ast_db_del(password + 1, passwd);
}
break;
}
} else {
/* Compare against a file */
FILE *f;
f = fopen(password, "r");
if (f) {
char buf[256] = "";
while(!feof(f)) {
fgets(buf, sizeof(buf), f);
if (!feof(f) && !ast_strlen_zero(buf)) {
buf[strlen(buf) - 1] = '\0';
if (!ast_strlen_zero(buf) && !strcmp(passwd, buf))
break;
}
}
fclose(f);
if (!ast_strlen_zero(buf) && !strcmp(passwd, buf))
break;
} else
ast_log(LOG_WARNING, "Unable to open file '%s' for authentication: %s\n", password, strerror(errno));
}
} else {
/* Compare against a fixed password */
if (!strcmp(passwd, password))
break;
}
prompt="auth-incorrect";
}
if ((retries < 3) && !res) {
if (strchr(opts, 'a'))
ast_cdr_setaccount(chan, passwd);
res = ast_streamfile(chan, "auth-thankyou", chan->language);
if (!res)
res = ast_waitstream(chan, "");
} else {
if (!res)
res = ast_streamfile(chan, "vm-goodbye", chan->language);
if (!res)
res = ast_waitstream(chan, "");
res = -1;
}
LOCAL_USER_REMOVE(u);
return res;
}
static int common_exec(struct ast_channel *chan, const struct ast_flags *flags,
int volfactor, const int fd, const char *mygroup, const char *spec,
const char *exten, const char *context)
{
char nameprefix[AST_NAME_STRLEN];
char peer_name[AST_NAME_STRLEN + 5];
signed char zero_volume = 0;
int waitms;
int res;
char *ptr;
int num;
int num_spyed_upon = 1;
struct chanspy_ds chanspy_ds = { 0, };
ast_mutex_init(&chanspy_ds.lock);
snprintf(chanspy_ds.unique_id, sizeof(chanspy_ds.unique_id), "%d", ast_atomic_fetchadd_int(&next_unique_id_to_use, +1));
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */
waitms = 100;
for (;;) {
struct chanspy_ds *peer_chanspy_ds = NULL, *next_chanspy_ds = NULL;
struct ast_channel *prev = NULL, *peer = NULL;
if (!ast_test_flag(flags, OPTION_QUIET) && num_spyed_upon) {
res = ast_streamfile(chan, "beep", chan->language);
if (!res)
res = ast_waitstream(chan, "");
else if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
}
res = ast_waitfordigit(chan, waitms);
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
/* reset for the next loop around, unless overridden later */
waitms = 100;
num_spyed_upon = 0;
for (peer_chanspy_ds = next_channel(chan, prev, spec, exten, context, &chanspy_ds);
peer_chanspy_ds;
chanspy_ds_free(peer_chanspy_ds), prev = peer,
peer_chanspy_ds = next_chanspy_ds ? next_chanspy_ds :
next_channel(chan, prev, spec, exten, context, &chanspy_ds), next_chanspy_ds = NULL) {
const char *group;
int igrp = !mygroup;
char *groups[25];
int num_groups = 0;
char dup_group[512];
int x;
char *s;
peer = peer_chanspy_ds->chan;
ast_mutex_unlock(&peer_chanspy_ds->lock);
if (peer == prev) {
ast_channel_unlock(peer);
chanspy_ds_free(peer_chanspy_ds);
break;
}
if (ast_check_hangup(chan)) {
ast_channel_unlock(peer);
chanspy_ds_free(peer_chanspy_ds);
break;
}
if (ast_test_flag(flags, OPTION_BRIDGED) && !ast_bridged_channel(peer)) {
ast_channel_unlock(peer);
continue;
}
if (ast_check_hangup(peer) || ast_test_flag(peer, AST_FLAG_SPYING)) {
ast_channel_unlock(peer);
continue;
}
if (mygroup) {
if ((group = pbx_builtin_getvar_helper(peer, "SPYGROUP"))) {
ast_copy_string(dup_group, group, sizeof(dup_group));
num_groups = ast_app_separate_args(dup_group, ':', groups,
sizeof(groups) / sizeof(groups[0]));
}
for (x = 0; x < num_groups; x++) {
if (!strcmp(mygroup, groups[x])) {
igrp = 1;
break;
}
}
}
if (!igrp) {
ast_channel_unlock(peer);
continue;
}
strcpy(peer_name, "spy-");
strncat(peer_name, peer->name, AST_NAME_STRLEN - 4 - 1);
ptr = strchr(peer_name, '/');
*ptr++ = '\0';
for (s = peer_name; s < ptr; s++)
*s = tolower(*s);
/* We have to unlock the peer channel here to avoid a deadlock.
* So, when we need to dereference it again, we have to lock the
* datastore and get the pointer from there to see if the channel
* is still valid. */
ast_channel_unlock(peer);
if (!ast_test_flag(flags, OPTION_QUIET)) {
if (ast_fileexists(peer_name, NULL, NULL) != -1) {
res = ast_streamfile(chan, peer_name, chan->language);
if (!res)
res = ast_waitstream(chan, "");
if (res) {
chanspy_ds_free(peer_chanspy_ds);
break;
}
} else
res = ast_say_character_str(chan, peer_name, "", chan->language);
if ((num = atoi(ptr)))
ast_say_digits(chan, atoi(ptr), "", chan->language);
}
res = channel_spy(chan, peer_chanspy_ds, &volfactor, fd, flags);
num_spyed_upon++;
if (res == -1) {
chanspy_ds_free(peer_chanspy_ds);
break;
} else if (res > 1 && spec) {
struct ast_channel *next;
snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);
if ((next = ast_get_channel_by_name_prefix_locked(nameprefix, strlen(nameprefix)))) {
peer_chanspy_ds = chanspy_ds_free(peer_chanspy_ds);
next_chanspy_ds = setup_chanspy_ds(next, &chanspy_ds);
} else {
/* stay on this channel, if it is still valid */
ast_mutex_lock(&peer_chanspy_ds->lock);
if (peer_chanspy_ds->chan) {
ast_channel_lock(peer_chanspy_ds->chan);
next_chanspy_ds = peer_chanspy_ds;
peer_chanspy_ds = NULL;
} else {
/* the channel is gone */
ast_mutex_unlock(&peer_chanspy_ds->lock);
next_chanspy_ds = NULL;
}
}
peer = NULL;
}
}
if (res == -1 || ast_check_hangup(chan))
break;
}
ast_clear_flag(chan, AST_FLAG_SPYING);
ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);
ast_mutex_lock(&chanspy_ds.lock);
ast_mutex_unlock(&chanspy_ds.lock);
ast_mutex_destroy(&chanspy_ds.lock);
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;
}
strncpy(prependfile, recordfile, sizeof(prependfile) -1);
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_voicemail.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=%i, 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");
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]);
}
*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;
}
int 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 -1;
}
snprintf(fs, strlen(path) + 19, "%s/%s-%08x", path, ".lock", rand());
fd = open(fs, O_WRONLY | O_CREAT | O_EXCL, 0600);
if (fd < 0) {
fprintf(stderr, "Unable to create lock file: %s\n", strerror(errno));
return -1;
}
close(fd);
snprintf(s, strlen(path) + 9, "%s/%s", path, ".lock");
time(&start);
while (((res = link(fs, s)) < 0) && (errno == EEXIST) && (time(NULL) - start < 5))
usleep(1);
if (res < 0) {
ast_log(LOG_WARNING, "Failed to lock path '%s': %s\n", path, strerror(errno));
}
unlink(fs);
ast_log(LOG_DEBUG, "Locked path '%s'\n", path);
return res;
}
static int common_exec(struct ast_channel *chan, const struct ast_flags *flags,
int volfactor, const int fd, const char *mygroup, const char *myenforced,
const char *spec, const char *exten, const char *context)
{
char nameprefix[AST_NAME_STRLEN];
char peer_name[AST_NAME_STRLEN + 5];
char exitcontext[AST_MAX_CONTEXT] = "";
signed char zero_volume = 0;
int waitms;
int res;
char *ptr;
int num;
int num_spyed_upon = 1;
struct chanspy_ds chanspy_ds;
if (ast_test_flag(flags, OPTION_EXIT)) {
const char *c;
if ((c = pbx_builtin_getvar_helper(chan, "SPY_EXIT_CONTEXT")))
ast_copy_string(exitcontext, c, sizeof(exitcontext));
else if (!ast_strlen_zero(chan->macrocontext))
ast_copy_string(exitcontext, chan->macrocontext, sizeof(exitcontext));
else
ast_copy_string(exitcontext, chan->context, sizeof(exitcontext));
}
ast_mutex_init(&chanspy_ds.lock);
snprintf(chanspy_ds.unique_id, sizeof(chanspy_ds.unique_id), "%d", ast_atomic_fetchadd_int(&next_unique_id_to_use, +1));
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */
waitms = 100;
for (;;) {
struct chanspy_ds *peer_chanspy_ds = NULL, *next_chanspy_ds = NULL;
struct ast_channel *prev = NULL, *peer = NULL;
if (!ast_test_flag(flags, OPTION_QUIET) && num_spyed_upon) {
res = ast_streamfile(chan, "beep", chan->language);
if (!res)
res = ast_waitstream(chan, "");
else if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
if (!ast_strlen_zero(exitcontext)) {
char tmp[2];
tmp[0] = res;
tmp[1] = '\0';
if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
goto exit;
else
ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
}
}
res = ast_waitfordigit(chan, waitms);
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
if (!ast_strlen_zero(exitcontext)) {
char tmp[2];
tmp[0] = res;
tmp[1] = '\0';
if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
goto exit;
else
ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
}
/* reset for the next loop around, unless overridden later */
waitms = 100;
num_spyed_upon = 0;
for (peer_chanspy_ds = next_channel(chan, prev, spec, exten, context, &chanspy_ds);
peer_chanspy_ds;
chanspy_ds_free(peer_chanspy_ds), prev = peer,
peer_chanspy_ds = next_chanspy_ds ? next_chanspy_ds :
next_channel(chan, prev, spec, exten, context, &chanspy_ds), next_chanspy_ds = NULL) {
const char *group;
int igrp = !mygroup;
char *groups[25];
int num_groups = 0;
char dup_group[512];
int x;
char *s;
char *buffer;
char *end;
char *ext;
char *form_enforced;
int ienf = !myenforced;
peer = peer_chanspy_ds->chan;
ast_mutex_unlock(&peer_chanspy_ds->lock);
if (peer == prev) {
ast_channel_unlock(peer);
chanspy_ds_free(peer_chanspy_ds);
break;
}
if (ast_check_hangup(chan)) {
ast_channel_unlock(peer);
chanspy_ds_free(peer_chanspy_ds);
break;
}
if (ast_test_flag(flags, OPTION_BRIDGED) && !ast_bridged_channel(peer)) {
ast_channel_unlock(peer);
continue;
}
if (ast_check_hangup(peer) || ast_test_flag(peer, AST_FLAG_SPYING)) {
ast_channel_unlock(peer);
continue;
}
if (mygroup) {
if ((group = pbx_builtin_getvar_helper(peer, "SPYGROUP"))) {
ast_copy_string(dup_group, group, sizeof(dup_group));
num_groups = ast_app_separate_args(dup_group, ':', groups,
ARRAY_LEN(groups));
}
for (x = 0; x < num_groups; x++) {
if (!strcmp(mygroup, groups[x])) {
igrp = 1;
break;
}
}
}
if (!igrp) {
ast_channel_unlock(peer);
continue;
}
if (myenforced) {
/* We don't need to allocate more space than just the
length of (peer->name) for ext as we will cut the
channel name's ending before copying into ext */
ext = alloca(strlen(peer->name));
form_enforced = alloca(strlen(myenforced) + 3);
strcpy(form_enforced, ":");
strcat(form_enforced, myenforced);
strcat(form_enforced, ":");
buffer = ast_strdupa(peer->name);
if ((end = strchr(buffer, '-'))) {
*end++ = ':';
*end = '\0';
}
strcpy(ext, ":");
strcat(ext, buffer);
if (strcasestr(form_enforced, ext))
ienf = 1;
}
if (!ienf)
continue;
strcpy(peer_name, "spy-");
strncat(peer_name, peer->name, AST_NAME_STRLEN - 4 - 1);
ptr = strchr(peer_name, '/');
*ptr++ = '\0';
for (s = peer_name; s < ptr; s++)
*s = tolower(*s);
/* We have to unlock the peer channel here to avoid a deadlock.
* So, when we need to dereference it again, we have to lock the
* datastore and get the pointer from there to see if the channel
* is still valid. */
ast_channel_unlock(peer);
if (!ast_test_flag(flags, OPTION_QUIET)) {
if (ast_fileexists(peer_name, NULL, NULL) != -1) {
res = ast_streamfile(chan, peer_name, chan->language);
if (!res)
res = ast_waitstream(chan, "");
if (res) {
chanspy_ds_free(peer_chanspy_ds);
break;
}
} else
res = ast_say_character_str(chan, peer_name, "", chan->language);
if ((num = atoi(ptr)))
ast_say_digits(chan, atoi(ptr), "", chan->language);
}
res = channel_spy(chan, peer_chanspy_ds, &volfactor, fd, flags, exitcontext);
num_spyed_upon++;
if (res == -1) {
chanspy_ds_free(peer_chanspy_ds);
goto exit;
} else if (res == -2) {
res = 0;
chanspy_ds_free(peer_chanspy_ds);
goto exit;
} else if (res > 1 && spec) {
struct ast_channel *next;
snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);
if ((next = ast_get_channel_by_name_prefix_locked(nameprefix, strlen(nameprefix)))) {
peer_chanspy_ds = chanspy_ds_free(peer_chanspy_ds);
next_chanspy_ds = setup_chanspy_ds(next, &chanspy_ds);
} else {
/* stay on this channel, if it is still valid */
ast_mutex_lock(&peer_chanspy_ds->lock);
if (peer_chanspy_ds->chan) {
ast_channel_lock(peer_chanspy_ds->chan);
next_chanspy_ds = peer_chanspy_ds;
peer_chanspy_ds = NULL;
} else {
/* the channel is gone */
ast_mutex_unlock(&peer_chanspy_ds->lock);
next_chanspy_ds = NULL;
}
}
peer = NULL;
}
}
if (res == -1 || ast_check_hangup(chan))
break;
}
exit:
ast_clear_flag(chan, AST_FLAG_SPYING);
ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);
ast_mutex_lock(&chanspy_ds.lock);
ast_mutex_unlock(&chanspy_ds.lock);
ast_mutex_destroy(&chanspy_ds.lock);
return res;
}
static int directory_exec(struct ast_channel *chan, void *data)
{
int res = 0;
struct localuser *u;
struct ast_config *cfg;
int last = 1;
int fromappvm = 0;
char *context, *dialcontext, *dirintro, *options;
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Directory requires an argument (context[,dialcontext])\n");
return -1;
}
LOCAL_USER_ADD(u);
context = ast_strdupa(data);
dialcontext = strchr(context, '|');
if (dialcontext) {
*dialcontext = '\0';
dialcontext++;
options = strchr(dialcontext, '|');
if (options) {
*options = '\0';
options++;
if (strchr(options, 'f'))
last = 0;
if (strchr(options, 'v'))
fromappvm = 1;
}
} else
dialcontext = context;
cfg = realtime_directory(context);
if (!cfg) {
LOCAL_USER_REMOVE(u);
return -1;
}
dirintro = ast_variable_retrieve(cfg, context, "directoryintro");
if (ast_strlen_zero(dirintro))
dirintro = ast_variable_retrieve(cfg, "general", "directoryintro");
if (ast_strlen_zero(dirintro)) {
if (last)
dirintro = "dir-intro";
else
dirintro = "dir-intro-fn";
}
if (chan->_state != AST_STATE_UP)
res = ast_answer(chan);
for (;;) {
if (!res)
res = ast_streamfile(chan, dirintro, chan->language);
if (!res)
res = ast_waitstream(chan, AST_DIGIT_ANY);
ast_stopstream(chan);
if (!res)
res = ast_waitfordigit(chan, 5000);
if (res > 0) {
res = do_directory(chan, cfg, context, dialcontext, res, last, fromappvm);
if (res > 0) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
ast_stopstream(chan);
if (res >= 0) {
continue;
}
}
}
break;
}
ast_config_destroy(cfg);
LOCAL_USER_REMOVE(u);
return res;
}
static int conf_run(struct ast_channel *chan, struct ast_conference *conf, int confflags)
{
struct ast_conference *prev=NULL, *cur;
struct ast_conf_user *user = malloc(sizeof(struct ast_conf_user));
int fd;
struct zt_confinfo ztc;
struct ast_frame *f;
struct ast_channel *c;
struct ast_frame fr;
int outfd;
int ms;
int nfds;
int res;
int flags;
int retryzap;
int origfd;
int musiconhold = 0;
int firstpass = 0;
int origquiet;
int ret = -1;
int x;
int menu_active = 0;
int using_pseudo = 0;
struct ast_app *app;
char *agifile;
char *agifiledefault = "conf-background.agi";
char meetmesecs[30] = "";
char exitcontext[AST_MAX_EXTENSION] = "";
int dtmf;
ZT_BUFFERINFO bi;
char __buf[CONF_SIZE + AST_FRIENDLY_OFFSET];
char *buf = __buf + AST_FRIENDLY_OFFSET;
if (!user) {
ast_log(LOG_ERROR, "Out of memory\n");
return(ret);
}
memset(user, 0, sizeof(struct ast_conf_user));
user->user_no = 0; /* User number 0 means starting up user! (dead - not in the list!) */
time(&user->jointime);
if (conf->locked) {
/* Sorry, but this confernce is locked! */
if (!ast_streamfile(chan, "conf-locked", chan->language))
ast_waitstream(chan, "");
goto outrun;
}
conf->users++;
if (confflags & CONFFLAG_MARKEDUSER)
conf->markedusers++;
ast_mutex_lock(&conflock);
if (conf->firstuser == NULL) {
/* Fill the first new User struct */
user->user_no = 1;
user->nextuser = NULL;
user->prevuser = NULL;
conf->firstuser = user;
conf->lastuser = user;
} else {
/* Fill the new user struct */
user->user_no = conf->lastuser->user_no + 1;
user->prevuser = conf->lastuser;
user->nextuser = NULL;
if (conf->lastuser->nextuser != NULL) {
ast_log(LOG_WARNING, "Error in User Management!\n");
ast_mutex_unlock(&conflock);
goto outrun;
} else {
conf->lastuser->nextuser = user;
conf->lastuser = user;
}
}
user->chan = chan;
user->userflags = confflags;
user->adminflags = 0;
ast_mutex_unlock(&conflock);
origquiet = confflags & CONFFLAG_QUIET;
if (confflags & CONFFLAG_EXIT_CONTEXT) {
if ((agifile = pbx_builtin_getvar_helper(chan, "MEETME_EXIT_CONTEXT")))
strncpy(exitcontext, agifile, sizeof(exitcontext) - 1);
else if (!ast_strlen_zero(chan->macrocontext))
strncpy(exitcontext, chan->macrocontext, sizeof(exitcontext) - 1);
else
strncpy(exitcontext, chan->context, sizeof(exitcontext) - 1);
}
while((confflags & CONFFLAG_WAITMARKED) && (conf->markedusers == 0)) {
confflags &= ~CONFFLAG_QUIET;
confflags |= origquiet;
/* XXX Announce that we're waiting on the conference lead to join */
if (!(confflags & CONFFLAG_QUIET)) {
res = ast_streamfile(chan, "vm-dialout", chan->language);
if (!res)
res = ast_waitstream(chan, "");
} else
res = 0;
/* If we're waiting with hold music, set to silent mode */
if (!res) {
confflags |= CONFFLAG_QUIET;
ast_moh_start(chan, NULL);
res = ast_safe_sleep_conditional(chan, 60000, confnonzero, conf);
ast_moh_stop(chan);
}
if (res < 0) {
ast_log(LOG_DEBUG, "Got hangup on '%s' already\n", chan->name);
goto outrun;
}
}
if (!(confflags & CONFFLAG_QUIET) && conf->users == 1) {
if (!ast_streamfile(chan, "conf-onlyperson", chan->language)) {
if (ast_waitstream(chan, "") < 0)
goto outrun;
} else
goto outrun;
}
/* Set it into linear mode (write) */
if (ast_set_write_format(chan, AST_FORMAT_SLINEAR) < 0) {
ast_log(LOG_WARNING, "Unable to set '%s' to write linear mode\n", chan->name);
goto outrun;
}
/* Set it into linear mode (read) */
if (ast_set_read_format(chan, AST_FORMAT_SLINEAR) < 0) {
ast_log(LOG_WARNING, "Unable to set '%s' to read linear mode\n", chan->name);
goto outrun;
}
ast_indicate(chan, -1);
retryzap = strcasecmp(chan->type, "Zap");
zapretry:
origfd = chan->fds[0];
if (retryzap) {
fd = open("/dev/zap/pseudo", O_RDWR);
if (fd < 0) {
ast_log(LOG_WARNING, "Unable to open pseudo channel: %s\n", strerror(errno));
goto outrun;
}
using_pseudo = 1;
/* Make non-blocking */
flags = fcntl(fd, F_GETFL);
if (flags < 0) {
ast_log(LOG_WARNING, "Unable to get flags: %s\n", strerror(errno));
close(fd);
goto outrun;
}
if (fcntl(fd, F_SETFL, flags | O_NONBLOCK)) {
ast_log(LOG_WARNING, "Unable to set flags: %s\n", strerror(errno));
close(fd);
goto outrun;
}
/* Setup buffering information */
memset(&bi, 0, sizeof(bi));
bi.bufsize = CONF_SIZE/2;
bi.txbufpolicy = ZT_POLICY_IMMEDIATE;
bi.rxbufpolicy = ZT_POLICY_IMMEDIATE;
bi.numbufs = 4;
if (ioctl(fd, ZT_SET_BUFINFO, &bi)) {
ast_log(LOG_WARNING, "Unable to set buffering information: %s\n", strerror(errno));
close(fd);
goto outrun;
}
x = 1;
if (ioctl(fd, ZT_SETLINEAR, &x)) {
ast_log(LOG_WARNING, "Unable to set linear mode: %s\n", strerror(errno));
close(fd);
goto outrun;
}
nfds = 1;
} else {
/* XXX Make sure we're not running on a pseudo channel XXX */
fd = chan->fds[0];
nfds = 0;
}
memset(&ztc, 0, sizeof(ztc));
/* Check to see if we're in a conference... */
ztc.chan = 0;
if (ioctl(fd, ZT_GETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error getting conference\n");
close(fd);
goto outrun;
}
if (ztc.confmode) {
/* Whoa, already in a conference... Retry... */
if (!retryzap) {
ast_log(LOG_DEBUG, "Zap channel is in a conference already, retrying with pseudo\n");
retryzap = 1;
goto zapretry;
}
}
memset(&ztc, 0, sizeof(ztc));
/* Add us to the conference */
ztc.chan = 0;
ztc.confno = conf->zapconf;
if (confflags & CONFFLAG_MONITOR)
ztc.confmode = ZT_CONF_CONFMON | ZT_CONF_LISTENER;
else if (confflags & CONFFLAG_TALKER)
ztc.confmode = ZT_CONF_CONF | ZT_CONF_TALKER;
else
ztc.confmode = ZT_CONF_CONF | ZT_CONF_TALKER | ZT_CONF_LISTENER;
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference\n");
close(fd);
goto outrun;
}
ast_log(LOG_DEBUG, "Placed channel %s in ZAP conf %d\n", chan->name, conf->zapconf);
manager_event(EVENT_FLAG_CALL, "MeetmeJoin",
"Channel: %s\r\n"
"Uniqueid: %s\r\n"
"Meetme: %s\r\n"
"Usernum: %i\r\n",
chan->name, chan->uniqueid, conf->confno, user->user_no);
if (!firstpass && !(confflags & CONFFLAG_MONITOR) && !(confflags & CONFFLAG_ADMIN)) {
firstpass = 1;
if (!(confflags & CONFFLAG_QUIET))
conf_play(conf, ENTER);
}
if (confflags & CONFFLAG_AGI) {
/* Get name of AGI file to run from $(MEETME_AGI_BACKGROUND)
or use default filename of conf-background.agi */
agifile = pbx_builtin_getvar_helper(chan,"MEETME_AGI_BACKGROUND");
if (!agifile)
agifile = agifiledefault;
if (!strcasecmp(chan->type,"Zap")) {
/* Set CONFMUTE mode on Zap channel to mute DTMF tones */
x = 1;
ast_channel_setoption(chan,AST_OPTION_TONE_VERIFY,&x,sizeof(char),0);
}
/* Find a pointer to the agi app and execute the script */
app = pbx_findapp("agi");
if (app) {
ret = pbx_exec(chan, app, agifile, 1);
} else {
ast_log(LOG_WARNING, "Could not find application (agi)\n");
ret = -2;
}
if (!strcasecmp(chan->type,"Zap")) {
/* Remove CONFMUTE mode on Zap channel */
x = 0;
ast_channel_setoption(chan,AST_OPTION_TONE_VERIFY,&x,sizeof(char),0);
}
} else {
if (!strcasecmp(chan->type,"Zap") && (confflags & CONFFLAG_STARMENU)) {
/* Set CONFMUTE mode on Zap channel to mute DTMF tones when the menu is enabled */
x = 1;
ast_channel_setoption(chan,AST_OPTION_TONE_VERIFY,&x,sizeof(char),0);
}
for(;;) {
outfd = -1;
ms = -1;
c = ast_waitfor_nandfds(&chan, 1, &fd, nfds, NULL, &outfd, &ms);
/* Update the struct with the actual confflags */
user->userflags = confflags;
/* trying to add moh for single person conf */
if (confflags & CONFFLAG_MOH) {
if (conf->users == 1) {
if (musiconhold == 0) {
ast_moh_start(chan, NULL);
musiconhold = 1;
}
} else {
if (musiconhold) {
ast_moh_stop(chan);
musiconhold = 0;
}
}
}
/* Leave if the last marked user left */
if (conf->markedusers == 0 && confflags & CONFFLAG_MARKEDEXIT) {
ret = -1;
break;
}
/* Check if the admin changed my modes */
if (user->adminflags) {
/* Set the new modes */
if ((user->adminflags & ADMINFLAG_MUTED) && (ztc.confmode & ZT_CONF_TALKER)) {
ztc.confmode ^= ZT_CONF_TALKER;
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference - Un/Mute \n");
ret = -1;
break;
}
}
if (!(user->adminflags & ADMINFLAG_MUTED) && !(confflags & CONFFLAG_MONITOR) && !(ztc.confmode & ZT_CONF_TALKER)) {
ztc.confmode |= ZT_CONF_TALKER;
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference - Un/Mute \n");
ret = -1;
break;
}
}
if (user->adminflags & ADMINFLAG_KICKME) {
//You have been kicked.
if (!ast_streamfile(chan, "conf-kicked", chan->language))
ast_waitstream(chan, "");
ret = 0;
break;
}
} else if (!(confflags & CONFFLAG_MONITOR) && !(ztc.confmode & ZT_CONF_TALKER)) {
ztc.confmode |= ZT_CONF_TALKER;
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference - Un/Mute \n");
ret = -1;
break;
}
}
if (c) {
if (c->fds[0] != origfd) {
if (using_pseudo) {
/* Kill old pseudo */
close(fd);
}
ast_log(LOG_DEBUG, "Ooh, something swapped out under us, starting over\n");
retryzap = 0;
using_pseudo = 0;
goto zapretry;
}
f = ast_read(c);
if (!f)
break;
if ((f->frametype == AST_FRAME_DTMF) && (confflags & CONFFLAG_EXIT_CONTEXT)) {
char tmp[2];
tmp[0] = f->subclass;
tmp[1] = '\0';
if (ast_exists_extension(chan, exitcontext, tmp, 1, chan->callerid)) {
strncpy(chan->context, exitcontext, sizeof(chan->context) - 1);
strncpy(chan->exten, tmp, sizeof(chan->exten) - 1);
chan->priority = 0;
ret = 0;
break;
}
} else if ((f->frametype == AST_FRAME_DTMF) && (f->subclass == '#') && (confflags & CONFFLAG_POUNDEXIT)) {
ret = 0;
break;
} else if (((f->frametype == AST_FRAME_DTMF) && (f->subclass == '*') && (confflags & CONFFLAG_STARMENU)) || ((f->frametype == AST_FRAME_DTMF) && menu_active)) {
if (musiconhold) {
ast_moh_stop(chan);
}
if ((confflags & CONFFLAG_ADMIN)) {
/* Admin menu */
if (!menu_active) {
menu_active = 1;
/* Record this sound! */
if (!ast_streamfile(chan, "conf-adminmenu", chan->language))
dtmf = ast_waitstream(chan, AST_DIGIT_ANY);
else
dtmf = 0;
} else
dtmf = f->subclass;
if (dtmf) {
switch(dtmf) {
case '1': /* Un/Mute */
menu_active = 0;
if (ztc.confmode & ZT_CONF_TALKER) {
ztc.confmode = ZT_CONF_CONF | ZT_CONF_LISTENER;
confflags |= CONFFLAG_MONITOR ^ CONFFLAG_TALKER;
} else {
ztc.confmode = ZT_CONF_CONF | ZT_CONF_TALKER | ZT_CONF_LISTENER;
confflags ^= CONFFLAG_MONITOR | CONFFLAG_TALKER;
}
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference - Un/Mute \n");
ret = -1;
break;
}
if (ztc.confmode & ZT_CONF_TALKER) {
if (!ast_streamfile(chan, "conf-unmuted", chan->language))
ast_waitstream(chan, "");
} else {
if (!ast_streamfile(chan, "conf-muted", chan->language))
ast_waitstream(chan, "");
}
break;
case '2': /* Un/Lock the Conference */
menu_active = 0;
if (conf->locked) {
conf->locked = 0;
if (!ast_streamfile(chan, "conf-unlockednow", chan->language))
ast_waitstream(chan, "");
} else {
conf->locked = 1;
if (!ast_streamfile(chan, "conf-lockednow", chan->language))
ast_waitstream(chan, "");
}
break;
default:
menu_active = 0;
/* Play an error message! */
if (!ast_streamfile(chan, "conf-errormenu", chan->language))
ast_waitstream(chan, "");
break;
}
}
} else {
/* User menu */
if (!menu_active) {
menu_active = 1;
/* Record this sound! */
if (!ast_streamfile(chan, "conf-usermenu", chan->language))
dtmf = ast_waitstream(chan, AST_DIGIT_ANY);
else
dtmf = 0;
} else
dtmf = f->subclass;
if (dtmf) {
switch(dtmf) {
case '1': /* Un/Mute */
menu_active = 0;
if (ztc.confmode & ZT_CONF_TALKER) {
ztc.confmode = ZT_CONF_CONF | ZT_CONF_LISTENER;
confflags |= CONFFLAG_MONITOR ^ CONFFLAG_TALKER;
} else if (!(user->adminflags & ADMINFLAG_MUTED)) {
ztc.confmode = ZT_CONF_CONF | ZT_CONF_TALKER | ZT_CONF_LISTENER;
confflags ^= CONFFLAG_MONITOR | CONFFLAG_TALKER;
}
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference - Un/Mute \n");
ret = -1;
break;
}
if (ztc.confmode & ZT_CONF_TALKER) {
if (!ast_streamfile(chan, "conf-unmuted", chan->language))
ast_waitstream(chan, "");
} else {
if (!ast_streamfile(chan, "conf-muted", chan->language))
ast_waitstream(chan, "");
}
break;
default:
menu_active = 0;
/* Play an error message! */
if (!ast_streamfile(chan, "conf-errormenu", chan->language))
ast_waitstream(chan, "");
break;
}
}
}
if (musiconhold) {
ast_moh_start(chan, NULL);
}
} else if (using_pseudo) {
if (f->frametype == AST_FRAME_VOICE) {
if (f->subclass == AST_FORMAT_SLINEAR) {
/* Carefully write */
careful_write(fd, f->data, f->datalen);
} else
ast_log(LOG_WARNING, "Huh? Got a non-linear (%d) frame in the conference\n", f->subclass);
}
}
ast_frfree(f);
} else if (outfd > -1) {
res = read(outfd, buf, CONF_SIZE);
if (res > 0) {
memset(&fr, 0, sizeof(fr));
fr.frametype = AST_FRAME_VOICE;
fr.subclass = AST_FORMAT_SLINEAR;
fr.datalen = res;
fr.samples = res/2;
fr.data = buf;
fr.offset = AST_FRIENDLY_OFFSET;
if (ast_write(chan, &fr) < 0) {
ast_log(LOG_WARNING, "Unable to write frame to channel: %s\n", strerror(errno));
/* break; */
}
} else
ast_log(LOG_WARNING, "Failed to read frame: %s\n", strerror(errno));
}
}
}
if (using_pseudo)
close(fd);
else {
/* Take out of conference */
/* Add us to the conference */
ztc.chan = 0;
ztc.confno = 0;
ztc.confmode = 0;
if (ioctl(fd, ZT_SETCONF, &ztc)) {
ast_log(LOG_WARNING, "Error setting conference\n");
}
}
if (!(confflags & CONFFLAG_QUIET) && !(confflags & CONFFLAG_MONITOR) && !(confflags & CONFFLAG_ADMIN))
conf_play(conf, LEAVE);
outrun:
ast_mutex_lock(&conflock);
if (user->user_no) { /* Only cleanup users who really joined! */
manager_event(EVENT_FLAG_CALL, "MeetmeLeave",
"Channel: %s\r\n"
"Uniqueid: %s\r\n"
"Meetme: %s\r\n"
"Usernum: %i\r\n",
chan->name, chan->uniqueid, conf->confno, user->user_no);
prev = NULL;
conf->users--;
if (confflags & CONFFLAG_MARKEDUSER)
conf->markedusers--;
cur = confs;
if (!conf->users) {
/* No more users -- close this one out */
while(cur) {
if (cur == conf) {
if (prev)
prev->next = conf->next;
else
confs = conf->next;
break;
}
prev = cur;
cur = cur->next;
}
if (!cur)
ast_log(LOG_WARNING, "Conference not found\n");
if (conf->chan)
ast_hangup(conf->chan);
else
close(conf->fd);
free(conf);
} else {
/* Remove the user struct */
if (user == conf->firstuser) {
if (user->nextuser) {
/* There is another entry */
user->nextuser->prevuser = NULL;
} else {
/* We are the only entry */
conf->lastuser = NULL;
}
/* In either case */
conf->firstuser = user->nextuser;
} else if (user == conf->lastuser){
if (user->prevuser)
user->prevuser->nextuser = NULL;
else
ast_log(LOG_ERROR, "Bad bad bad! We're the last, not the first, but nobody before us??\n");
conf->lastuser = user->prevuser;
} else {
if (user->nextuser)
user->nextuser->prevuser = user->prevuser;
else
ast_log(LOG_ERROR, "Bad! Bad! Bad! user->nextuser is NULL but we're not the end!\n");
if (user->prevuser)
user->prevuser->nextuser = user->nextuser;
else
ast_log(LOG_ERROR, "Bad! Bad! Bad! user->prevuser is NULL but we're not the beginning!\n");
}
}
/* Return the number of seconds the user was in the conf */
snprintf(meetmesecs, sizeof(meetmesecs), "%i", (int) (time(NULL) - user->jointime));
pbx_builtin_setvar_helper(chan, "MEETMESECS", meetmesecs);
}
free(user);
ast_mutex_unlock(&conflock);
return ret;
}
static int chanspy_exec(struct ast_channel *chan, void *data)
{
struct localuser *u;
struct ast_channel *peer=NULL, *prev=NULL;
char name[AST_NAME_STRLEN],
peer_name[AST_NAME_STRLEN + 5],
*args,
*ptr = NULL,
*options = NULL,
*spec = NULL,
*argv[5],
*mygroup = NULL,
*recbase = NULL;
int res = -1,
volfactor = 0,
silent = 0,
argc = 0,
bronly = 0,
chosen = 0,
count=0,
waitms = 100,
num = 0,
oldrf = 0,
oldwf = 0,
fd = 0;
struct ast_flags flags;
signed char zero_volume = 0;
if (!(args = ast_strdupa((char *)data))) {
ast_log(LOG_ERROR, "Out of memory!\n");
return -1;
}
LOCAL_USER_ADD(u);
oldrf = chan->readformat;
oldwf = chan->writeformat;
if (ast_set_read_format(chan, AST_FORMAT_SLINEAR) < 0) {
ast_log(LOG_ERROR, "Could Not Set Read Format.\n");
LOCAL_USER_REMOVE(u);
return -1;
}
if (ast_set_write_format(chan, AST_FORMAT_SLINEAR) < 0) {
ast_log(LOG_ERROR, "Could Not Set Write Format.\n");
LOCAL_USER_REMOVE(u);
return -1;
}
ast_answer(chan);
ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */
if ((argc = ast_app_separate_args(args, '|', argv, sizeof(argv) / sizeof(argv[0])))) {
spec = argv[0];
if ( argc > 1) {
options = argv[1];
}
if (ast_strlen_zero(spec) || !strcmp(spec, "all")) {
spec = NULL;
}
}
if (options) {
char *opts[OPT_ARG_ARRAY_SIZE];
ast_app_parse_options(chanspy_opts, &flags, opts, options);
if (ast_test_flag(&flags, OPTION_GROUP)) {
mygroup = opts[OPT_ARG_GROUP];
}
if (ast_test_flag(&flags, OPTION_RECORD)) {
if (!(recbase = opts[OPT_ARG_RECORD])) {
recbase = "chanspy";
}
}
silent = ast_test_flag(&flags, OPTION_QUIET);
bronly = ast_test_flag(&flags, OPTION_BRIDGED);
if (ast_test_flag(&flags, OPTION_VOLUME) && opts[OPT_ARG_VOLUME]) {
int vol;
if ((sscanf(opts[OPT_ARG_VOLUME], "%d", &vol) != 1) || (vol > 4) || (vol < -4))
ast_log(LOG_NOTICE, "Volume factor must be a number between -4 and 4\n");
else
volfactor = vol;
}
}
else
ast_clear_flag(&flags, AST_FLAGS_ALL);
if (recbase) {
char filename[512];
snprintf(filename,sizeof(filename),"%s/%s.%d.raw",ast_config_AST_MONITOR_DIR, recbase, (int)time(NULL));
if ((fd = open(filename, O_CREAT | O_WRONLY, O_TRUNC, 0644)) <= 0) {
ast_log(LOG_WARNING, "Cannot open %s for recording\n", filename);
fd = 0;
}
}
for(;;) {
if (!silent) {
res = ast_streamfile(chan, "beep", chan->language);
if (!res)
res = ast_waitstream(chan, "");
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
}
count = 0;
res = ast_waitfordigit(chan, waitms);
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
peer = local_channel_walk(NULL);
prev=NULL;
while(peer) {
if (peer != chan) {
char *group = NULL;
int igrp = 1;
if (peer == prev && !chosen) {
break;
}
chosen = 0;
group = pbx_builtin_getvar_helper(peer, "SPYGROUP");
if (mygroup) {
if (!group || strcmp(mygroup, group)) {
igrp = 0;
}
}
if (igrp && (!spec || ((strlen(spec) <= strlen(peer->name) &&
!strncasecmp(peer->name, spec, strlen(spec)))))) {
if (peer && (!bronly || ast_bridged_channel(peer)) &&
!ast_check_hangup(peer) && !ast_test_flag(peer, AST_FLAG_SPYING)) {
int x = 0;
strncpy(peer_name, "spy-", 5);
strncpy(peer_name + strlen(peer_name), peer->name, AST_NAME_STRLEN);
ptr = strchr(peer_name, '/');
*ptr = '\0';
ptr++;
for (x = 0 ; x < strlen(peer_name) ; x++) {
if (peer_name[x] == '/') {
break;
}
peer_name[x] = tolower(peer_name[x]);
}
if (!silent) {
if (ast_fileexists(peer_name, NULL, NULL) != -1) {
res = ast_streamfile(chan, peer_name, chan->language);
if (!res)
res = ast_waitstream(chan, "");
if (res)
break;
} else
res = ast_say_character_str(chan, peer_name, "", chan->language);
if ((num=atoi(ptr)))
ast_say_digits(chan, atoi(ptr), "", chan->language);
}
count++;
prev = peer;
res = channel_spy(chan, peer, &volfactor, fd);
if (res == -1) {
break;
} else if (res > 1 && spec) {
snprintf(name, AST_NAME_STRLEN, "%s/%d", spec, res);
if ((peer = local_get_channel_begin_name(name))) {
chosen = 1;
}
continue;
}
}
}
}
if ((peer = local_channel_walk(peer)) == NULL) {
break;
}
}
waitms = count ? 100 : 5000;
}
if (fd > 0) {
close(fd);
}
if (oldrf && ast_set_read_format(chan, oldrf) < 0) {
ast_log(LOG_ERROR, "Could Not Set Read Format.\n");
}
if (oldwf && ast_set_write_format(chan, oldwf) < 0) {
ast_log(LOG_ERROR, "Could Not Set Write Format.\n");
}
ast_clear_flag(chan, AST_FLAG_SPYING);
ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);
ALL_DONE(u, res);
}
int ast_control_streamfile(struct ast_channel *chan, char *file, char *fwd, char *rev, char *stop, char *pause, int skipms)
{
struct timeval started, ended;
long elapsed = 0,last_elapsed =0;
char *breaks=NULL;
char *end=NULL;
int blen=2;
int res=0;
if (stop)
blen += strlen(stop);
if (pause)
blen += strlen(pause);
if (blen > 2) {
breaks = alloca(blen + 1);
breaks[0] = '\0';
strcat(breaks, stop);
strcat(breaks, pause);
}
if (chan->_state != AST_STATE_UP)
res = ast_answer(chan);
if (chan)
ast_stopstream(chan);
if (file) {
if ((end = strchr(file,':'))) {
if (!strcasecmp(end, ":end")) {
*end = '\0';
end++;
}
}
}
for (;;) {
gettimeofday(&started,NULL);
if (chan)
ast_stopstream(chan);
res = ast_streamfile(chan, file, chan->language);
if (!res) {
if (end) {
ast_seekstream(chan->stream, 0, SEEK_END);
end=NULL;
}
res = 1;
if (elapsed) {
ast_stream_fastforward(chan->stream, elapsed);
last_elapsed = elapsed - 200;
}
if (res)
res = ast_waitstream_fr(chan, breaks, fwd, rev, skipms);
else
break;
}
if (res < 1)
break;
if (pause != NULL && strchr(pause, res)) {
gettimeofday(&ended, NULL);
elapsed = (((ended.tv_sec * 1000) + ended.tv_usec / 1000) - ((started.tv_sec * 1000) + started.tv_usec / 1000) + last_elapsed);
for(;;) {
if (chan)
ast_stopstream(chan);
res = ast_waitfordigit(chan, 1000);
if (res == 0)
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)) {
/* res = 0; */
break;
}
}
if (chan)
ast_stopstream(chan);
return res;
}
/*--- conf_exec: The meetme() application */
static int conf_exec(struct ast_channel *chan, void *data)
{
int res=-1;
struct localuser *u;
char confno[AST_MAX_EXTENSION] = "";
int allowretry = 0;
int retrycnt = 0;
struct ast_conference *cnf;
int confflags = 0;
int dynamic = 0;
int empty = 0, empty_no_pin = 0;
char *notdata, *info, *inflags = NULL, *inpin = NULL, the_pin[AST_MAX_EXTENSION] = "";
if (!data || ast_strlen_zero(data)) {
allowretry = 1;
notdata = "";
} else {
notdata = data;
}
LOCAL_USER_ADD(u);
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
info = ast_strdupa((char *)notdata);
if (info) {
char *tmp = strsep(&info, "|");
strncpy(confno, tmp, sizeof(confno) - 1);
if (ast_strlen_zero(confno)) {
allowretry = 1;
}
}
if (info)
inflags = strsep(&info, "|");
if (info)
inpin = strsep(&info, "|");
if (inpin)
strncpy(the_pin, inpin, sizeof(the_pin) - 1);
if (inflags) {
if (strchr(inflags, 'a'))
confflags |= CONFFLAG_ADMIN;
if (strchr(inflags, 'm'))
confflags |= CONFFLAG_MONITOR;
if (strchr(inflags, 'p'))
confflags |= CONFFLAG_POUNDEXIT;
if (strchr(inflags, 's'))
confflags |= CONFFLAG_STARMENU;
if (strchr(inflags, 't'))
confflags |= CONFFLAG_TALKER;
if (strchr(inflags, 'q'))
confflags |= CONFFLAG_QUIET;
if (strchr(inflags, 'M'))
confflags |= CONFFLAG_MOH;
if (strchr(inflags, 'x'))
confflags |= CONFFLAG_MARKEDEXIT;
if (strchr(inflags, 'X'))
confflags |= CONFFLAG_EXIT_CONTEXT;
if (strchr(inflags, 'A'))
confflags |= CONFFLAG_MARKEDUSER;
if (strchr(inflags, 'b'))
confflags |= CONFFLAG_AGI;
if (strchr(inflags, 'w'))
confflags |= CONFFLAG_WAITMARKED;
if (strchr(inflags, 'd'))
dynamic = 1;
if (strchr(inflags, 'D')) {
dynamic = 1;
if (! inpin) {
strncpy(the_pin, "q", sizeof(the_pin) - 1);
}
}
if (strchr(inflags, 'e'))
empty = 1;
if (strchr(inflags, 'E')) {
empty = 1;
empty_no_pin = 1;
}
}
do {
if (retrycnt > 3)
allowretry = 0;
if (empty) {
int i, map[1024];
struct ast_config *cfg;
struct ast_variable *var;
int confno_int;
memset(map, 0, sizeof(map));
ast_mutex_lock(&conflock);
cnf = confs;
while (cnf) {
if (sscanf(cnf->confno, "%d", &confno_int) == 1) {
/* Disqualify in use conference */
if (confno_int >= 0 && confno_int < 1024)
map[confno_int]++;
}
cnf = cnf->next;
}
ast_mutex_unlock(&conflock);
/* We only need to load the config file for static and empty_no_pin (otherwise we don't care) */
if ((empty_no_pin) || (!dynamic)) {
cfg = ast_load("meetme.conf");
if (cfg) {
var = ast_variable_browse(cfg, "rooms");
while(var) {
if (!strcasecmp(var->name, "conf")) {
char *stringp = ast_strdupa(var->value);
if (stringp) {
char *confno_tmp = strsep(&stringp, "|,");
int found = 0;
if (sscanf(confno_tmp, "%d", &confno_int) == 1) {
if ((confno_int >= 0) && (confno_int < 1024)) {
if (stringp && empty_no_pin) {
map[confno_int]++;
}
}
}
if (! dynamic) {
/* For static: run through the list and see if this conference is empty */
ast_mutex_lock(&conflock);
cnf = confs;
while (cnf) {
if (!strcmp(confno_tmp, cnf->confno)) {
/* The conference exists, therefore it's not empty */
found = 1;
break;
}
cnf = cnf->next;
}
ast_mutex_unlock(&conflock);
if (!found) {
/* At this point, we have a confno_tmp (static conference) that is empty */
if ((empty_no_pin && ((!stringp) || (stringp && (stringp[0] == '\0')))) || (!empty_no_pin)) {
/* Case 1: empty_no_pin and pin is nonexistant (NULL)
* Case 2: empty_no_pin and pin is blank (but not NULL)
* Case 3: not empty_no_pin
*/
strncpy(confno, confno_tmp, sizeof(confno) - 1);
break;
/* XXX the map is not complete (but we do have a confno) */
}
}
}
} else {
ast_log(LOG_ERROR, "Out of memory\n");
}
}
var = var->next;
}
ast_destroy(cfg);
}
}
/* Select first conference number not in use */
if (ast_strlen_zero(confno) && dynamic) {
for (i=0;i<1024;i++) {
if (!map[i]) {
snprintf(confno, sizeof(confno), "%d", i);
break;
}
}
}
/* Not found? */
if (ast_strlen_zero(confno)) {
res = ast_streamfile(chan, "conf-noempty", chan->language);
if (!res)
ast_waitstream(chan, "");
} else {
if (sscanf(confno, "%d", &confno_int) == 1) {
res = ast_streamfile(chan, "conf-enteringno", chan->language);
if (!res) {
ast_waitstream(chan, "");
res = ast_say_digits(chan, confno_int, "", chan->language);
}
} else {
ast_log(LOG_ERROR, "Could not scan confno '%s'\n", confno);
}
}
}
while (allowretry && (ast_strlen_zero(confno)) && (++retrycnt < 4)) {
/* Prompt user for conference number */
res = ast_app_getdata(chan, "conf-getconfno", confno, sizeof(confno) - 1, 0);
if (res < 0) {
/* Don't try to validate when we catch an error */
confno[0] = '\0';
allowretry = 0;
break;
}
}
if (!ast_strlen_zero(confno)) {
/* Check the validity of the conference */
cnf = find_conf(chan, confno, 1, dynamic, the_pin);
if (!cnf) {
res = ast_streamfile(chan, "conf-invalid", chan->language);
if (!res)
ast_waitstream(chan, "");
res = -1;
if (allowretry)
confno[0] = '\0';
} else {
if (!ast_strlen_zero(cnf->pin)) {
char pin[AST_MAX_EXTENSION]="";
int j;
/* Allow the pin to be retried up to 3 times */
for (j=0; j<3; j++) {
if (*the_pin) {
strncpy(pin, the_pin, sizeof(pin) - 1);
res = 0;
} else {
/* Prompt user for pin if pin is required */
res = ast_app_getdata(chan, "conf-getpin", pin + strlen(pin), sizeof(pin) - 1 - strlen(pin), 0);
}
if (res >= 0) {
if (!strcasecmp(pin, cnf->pin)) {
/* Pin correct */
allowretry = 0;
/* Run the conference */
res = conf_run(chan, cnf, confflags);
break;
} else {
/* Pin invalid */
res = ast_streamfile(chan, "conf-invalidpin", chan->language);
if (!res)
ast_waitstream(chan, AST_DIGIT_ANY);
if (res < 0)
break;
pin[0] = res;
pin[1] = '\0';
res = -1;
if (allowretry)
confno[0] = '\0';
}
} else {
res = -1;
allowretry = 0;
break;
}
/* Don't retry pin with a static pin */
if (*the_pin) {
break;
}
}
} else {
/* No pin required */
allowretry = 0;
/* Run the conference */
res = conf_run(chan, cnf, confflags);
}
}
}
} while (allowretry);
/* Do the conference */
LOCAL_USER_REMOVE(u);
return res;
}
int ast_play_and_record(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime, char *fmt, int *duration, int silencethreshold, int maxsilence, const char *path)
{
char *fmts;
int d;
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;
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_voicemail.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=%i, 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;
}
}
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]);
}
*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;
}
static int nv_background_detect_exec(struct ast_channel *chan, const char *data)
{
int res = 0;
char tmp[256] = "\0";
char *p = NULL;
char *filename = NULL;
char *options = NULL;
char *silstr = NULL;
char *minstr = NULL;
char *maxstr = NULL;
struct ast_frame *fr = NULL;
struct ast_frame *fr2 = NULL;
int notsilent = 0;
struct timeval start = {0, 0}, end = {0, 0};
int sildur = 1000;
int mindur = 100;
int maxdur = -1;
int skipanswer = 0;
int noextneeded = 0;
int ignoredtmf = 0;
int ignorefax = 0;
int ignoretalk = 0;
int x = 0;
struct ast_format* origrformat = NULL;
int features = 0;
struct ast_dsp *dsp = NULL;
struct ast_format_cap *cap;
struct ast_format linearFormat;
/* linear format capabilities */
ast_format_set(&linearFormat, AST_FORMAT_SLINEAR, 0);
cap = ast_format_cap_alloc_nolock();
ast_format_cap_add(cap, &linearFormat);
/* done */
pbx_builtin_setvar_helper(chan, "FAX_DETECTED", "");
pbx_builtin_setvar_helper(chan, "FAXEXTEN", "");
pbx_builtin_setvar_helper(chan, "DTMF_DETECTED", "");
pbx_builtin_setvar_helper(chan, "TALK_DETECTED", "");
if (!data || ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "NVBackgroundDetect requires an argument (filename)\n");
return -1;
}
strncpy(tmp, data, sizeof(tmp)-1);
p = tmp;
filename = strsep(&p, ",");
options = strsep(&p, ",");
silstr = strsep(&p, ",");
minstr = strsep(&p, ",");
maxstr = strsep(&p, ",");
if (options) {
if (strchr(options, 'n'))
skipanswer = 1;
if (strchr(options, 'x'))
noextneeded = 1;
if (strchr(options, 'd'))
ignoredtmf = 1;
if (strchr(options, 'f'))
ignorefax = 1;
if (strchr(options, 't'))
ignoretalk = 1;
}
if (silstr) {
if ((sscanf(silstr, "%d", &x) == 1) && (x > 0))
sildur = x;
}
if (minstr) {
if ((sscanf(minstr, "%d", &x) == 1) && (x > 0))
mindur = x;
}
if (maxstr) {
if ((sscanf(maxstr, "%d", &x) == 1) && (x > 0))
maxdur = x;
}
ast_log(LOG_DEBUG, "Preparing detect of '%s' (sildur=%dms, mindur=%dms, maxdur=%dms)\n", tmp, sildur, mindur, maxdur);
// LOCAL_USER_ADD(u);
if (ast_channel_state(chan) != AST_STATE_UP && !skipanswer) {
/* Otherwise answer unless we're supposed to send this while on-hook */
res = ast_answer(chan);
}
if (!res) {
origrformat = ast_channel_readformat(chan); //chan->readformat;
// if ((res = ast_set_read_format(chan, AST_FORMAT_SLINEAR)))
// ast_log(LOG_WARNING, "Unable to set read format to linear!\n");
if ((res = ast_set_read_format_from_cap(chan, cap)) ){
ast_log(LOG_WARNING, "Unable to set read format to linear!\n");
}
}
if (!(dsp = ast_dsp_new())) {
ast_log(LOG_WARNING, "Unable to allocate DSP!\n");
res = -1;
}
if (dsp) {
if (!ignoretalk)
; /* features |= DSP_FEATURE_SILENCE_SUPPRESS; */
if (!ignorefax)
features |= DSP_FEATURE_FAX_DETECT;
//if (!ignoredtmf)
features |= DSP_FEATURE_DIGIT_DETECT;
ast_dsp_set_threshold(dsp, 256);
ast_dsp_set_features(dsp, features | DSP_DIGITMODE_RELAXDTMF);
ast_dsp_set_digitmode(dsp, DSP_DIGITMODE_DTMF);
}
if (!res) {
ast_stopstream(chan);
// res = ast_streamfile(chan, tmp, chan->language);
res = ast_streamfile(chan, tmp, ast_channel_language(chan));
if (!res) {
// while(chan->stream) {
while( ast_channel_stream(chan) ) {
// res = ast_sched_wait(chan->sched);
res = ast_sched_wait( ast_channel_sched(chan) );
// if ((res < 0) && !chan->timingfunc) {
if ((res < 0) && !ast_channel_timingfunc(chan)) {
res = 0;
break;
}
if (res < 0)
res = 1000;
res = ast_waitfor(chan, res);
if (res < 0) {
// ast_log(LOG_WARNING, "Waitfor failed on %s\n", chan->name);
ast_log(LOG_WARNING, "Waitfor failed on %s\n", ast_channel_name(chan));
break;
} else if (res > 0) {
fr = ast_read(chan);
if (!fr) {
ast_log(LOG_DEBUG, "Got hangup\n");
res = -1;
break;
}
fr2 = ast_dsp_process(chan, dsp, fr);
if (!fr2) {
ast_log(LOG_WARNING, "Bad DSP received (what happened!!)\n");
fr2 = fr;
}
if (fr2->frametype == AST_FRAME_DTMF) {
// if (fr2->subclass == 'f' && !ignorefax) {
if (fr2->subclass.integer == 'f' && !ignorefax) {
/* Fax tone -- Handle and return NULL */
// ast_log(LOG_DEBUG, "Fax detected on %s\n", chan->name);
ast_log(LOG_DEBUG, "Fax detected on %s\n", ast_channel_name(chan));
// if (strcmp(chan->exten, "fax")) {
if (strcmp(ast_channel_exten(chan), "fax")) {
ast_log(LOG_NOTICE, "Redirecting %s to fax extension\n", ast_channel_name(chan));
pbx_builtin_setvar_helper(chan, "FAX_DETECTED", "1");
// pbx_builtin_setvar_helper(chan,"FAXEXTEN",chan->exten);
pbx_builtin_setvar_helper(chan,"FAXEXTEN", ast_channel_exten(chan));
// if (ast_exists_extension(chan, chan->context, "fax", 1, chan->CALLERID_FIELD)) {
if (ast_exists_extension(chan, ast_channel_context(chan), "fax", 1, ast_channel_caller(chan)->id.number.str)) {
/* Save the DID/DNIS when we transfer the fax call to a "fax" extension */
// strncpy(chan->exten, "fax", sizeof(chan->exten)-1);
// chan->priority = 0;
ast_channel_exten_set(chan, "fax");
ast_channel_priority_set(chan, 0);
} else
ast_log(LOG_WARNING, "Fax detected, but no fax extension\n");
} else
ast_log(LOG_WARNING, "Already in a fax extension, not redirecting\n");
res = 0;
ast_frfree(fr);
break;
} else if (!ignoredtmf) {
ast_log(LOG_DEBUG, "DTMF detected on %s\n", ast_channel_name(chan));
char t[2];
// t[0] = fr2->subclass;
t[0] = fr2->subclass.integer;
t[1] = '\0';
// if (noextneeded || ast_canmatch_extension(chan, chan->context, t, 1, chan->CALLERID_FIELD)) {
if (noextneeded || ast_canmatch_extension(chan, ast_channel_context(chan), t, 1, ast_channel_caller(chan)->id.number.str)) {
pbx_builtin_setvar_helper(chan, "DTMF_DETECTED", "1");
/* They entered a valid extension, or might be anyhow */
if (noextneeded) {
ast_log(LOG_NOTICE, "DTMF received (not matching to exten)\n");
res = 0;
} else {
ast_log(LOG_NOTICE, "DTMF received (matching to exten)\n");
// res = fr2->subclass;
res = fr2->subclass.integer;
}
ast_frfree(fr);
break;
} else
ast_log(LOG_DEBUG, "Valid extension requested and DTMF did not match\n");
}
// } else if ((fr->frametype == AST_FRAME_VOICE) && (fr->subclass == AST_FORMAT_SLINEAR) && !ignoretalk) {
} else if ((fr->frametype == AST_FRAME_VOICE) && ( ast_format_cap_iscompatible(cap, &fr->subclass.format)) && !ignoretalk) {
int totalsilence;
int ms;
res = ast_dsp_silence(dsp, fr, &totalsilence);
if (res && (totalsilence > sildur)) {
/* We've been quiet a little while */
if (notsilent) {
/* We had heard some talking */
gettimeofday(&end, NULL);
ms = (end.tv_sec - start.tv_sec) * 1000;
ms += (end.tv_usec - start.tv_usec) / 1000;
ms -= sildur;
if (ms < 0)
ms = 0;
if ((ms > mindur) && ((maxdur < 0) || (ms < maxdur))) {
char ms_str[10];
ast_log(LOG_DEBUG, "Found qualified token of %d ms\n", ms);
// ast_log(LOG_NOTICE, "Redirecting %s to talk extension\n", chan->name);
ast_log(LOG_NOTICE, "Redirecting %s to talk extension\n", ast_channel_name(chan));
/* Save detected talk time (in milliseconds) */
sprintf(ms_str, "%d", ms);
pbx_builtin_setvar_helper(chan, "TALK_DETECTED", ms_str);
// if (ast_exists_extension(chan, chan->context, "talk", 1, chan->CALLERID_FIELD)) {
if (ast_exists_extension(chan, ast_channel_context(chan), "talk", 1, ast_channel_caller(chan)->id.number.str)) {
// strncpy(chan->exten, "talk", sizeof(chan->exten) - 1);
// chan->priority = 0;
ast_channel_exten_set(chan, "talk");
ast_channel_priority_set(chan, 0);
} else
ast_log(LOG_WARNING, "Talk detected, but no talk extension\n");
res = 0;
ast_frfree(fr);
break;
} else
ast_log(LOG_DEBUG, "Found unqualified token of %d ms\n", ms);
notsilent = 0;
}
} else {
if (!notsilent) {
/* Heard some audio, mark the begining of the token */
gettimeofday(&start, NULL);
ast_log(LOG_DEBUG, "Start of voice token!\n");
notsilent = 1;
}
}
}
ast_frfree(fr);
}
// ast_sched_runq(chan->sched);
ast_sched_runq( ast_channel_sched(chan) );
}
ast_stopstream(chan);
} else {
// ast_log(LOG_WARNING, "ast_streamfile failed on %s for %s\n", chan->name, (char *)data);
ast_log(LOG_WARNING, "ast_streamfile failed on %s for %s\n", ast_channel_name(chan), (char *)data);
res = 0;
}
} else
// ast_log(LOG_WARNING, "Could not answer channel '%s'\n", chan->name);
ast_log(LOG_WARNING, "Could not answer channel '%s'\n", ast_channel_name(chan));
if (res > -1) {
if (origrformat && ast_set_read_format(chan, origrformat)) {
// ast_log(LOG_WARNING, "Failed to restore read format for %s to %s\n", chan->name, ast_getformatname(origrformat));
ast_log(LOG_WARNING, "Failed to restore read format for %s to %s\n", ast_channel_name(chan), ast_getformatname(origrformat));
}
}
if (dsp)
ast_dsp_free(dsp);
// LOCAL_USER_REMOVE(u);
ast_format_cap_destroy(cap);
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;
}
}
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 common_exec(struct ast_channel *chan, struct ast_flags *flags,
int volfactor, const int fd, struct spy_dtmf_options *user_options,
const char *mygroup, const char *myenforced, const char *spec, const char *exten,
const char *context, const char *mailbox, const char *name_context)
{
char nameprefix[AST_NAME_STRLEN];
char peer_name[AST_NAME_STRLEN + 5];
char exitcontext[AST_MAX_CONTEXT] = "";
signed char zero_volume = 0;
int waitms;
int res;
char *ptr;
int num;
int num_spyed_upon = 1;
struct ast_channel_iterator *iter = NULL;
if (ast_test_flag(flags, OPTION_EXIT)) {
const char *c;
ast_channel_lock(chan);
if ((c = pbx_builtin_getvar_helper(chan, "SPY_EXIT_CONTEXT"))) {
ast_copy_string(exitcontext, c, sizeof(exitcontext));
} else if (!ast_strlen_zero(chan->macrocontext)) {
ast_copy_string(exitcontext, chan->macrocontext, sizeof(exitcontext));
} else {
ast_copy_string(exitcontext, chan->context, sizeof(exitcontext));
}
ast_channel_unlock(chan);
}
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */
waitms = 100;
for (;;) {
struct ast_autochan *autochan = NULL, *next_autochan = NULL;
struct ast_channel *prev = NULL;
if (!ast_test_flag(flags, OPTION_QUIET) && num_spyed_upon) {
res = ast_streamfile(chan, "beep", chan->language);
if (!res)
res = ast_waitstream(chan, "");
else if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
if (!ast_strlen_zero(exitcontext)) {
char tmp[2];
tmp[0] = res;
tmp[1] = '\0';
if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
goto exit;
else
ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
}
}
/* Set up the iterator we'll be using during this call */
if (!ast_strlen_zero(spec)) {
iter = ast_channel_iterator_by_name_new(spec, strlen(spec));
} else if (!ast_strlen_zero(exten)) {
iter = ast_channel_iterator_by_exten_new(exten, context);
} else {
iter = ast_channel_iterator_all_new();
}
if (!iter) {
return -1;
}
res = ast_waitfordigit(chan, waitms);
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
if (!ast_strlen_zero(exitcontext)) {
char tmp[2];
tmp[0] = res;
tmp[1] = '\0';
if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
goto exit;
else
ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
}
/* reset for the next loop around, unless overridden later */
waitms = 100;
num_spyed_upon = 0;
for (autochan = next_channel(iter, autochan, chan);
autochan;
prev = autochan->chan, ast_autochan_destroy(autochan),
autochan = next_autochan ? next_autochan :
next_channel(iter, autochan, chan), next_autochan = NULL) {
int igrp = !mygroup;
int ienf = !myenforced;
char *s;
if (autochan->chan == prev) {
ast_autochan_destroy(autochan);
break;
}
if (ast_check_hangup(chan)) {
ast_autochan_destroy(autochan);
break;
}
if (ast_test_flag(flags, OPTION_BRIDGED) && !ast_bridged_channel(autochan->chan)) {
continue;
}
if (ast_check_hangup(autochan->chan) || ast_test_flag(autochan->chan, AST_FLAG_SPYING)) {
continue;
}
if (mygroup) {
int num_groups = 0;
int num_mygroups = 0;
char dup_group[512];
char dup_mygroup[512];
char *groups[NUM_SPYGROUPS];
char *mygroups[NUM_SPYGROUPS];
const char *group = NULL;
int x;
int y;
ast_copy_string(dup_mygroup, mygroup, sizeof(dup_mygroup));
num_mygroups = ast_app_separate_args(dup_mygroup, ':', mygroups,
ARRAY_LEN(mygroups));
/* Before dahdi scan was part of chanspy, it would use the "GROUP" variable
* rather than "SPYGROUP", this check is done to preserve expected behavior */
if (ast_test_flag(flags, OPTION_DAHDI_SCAN)) {
group = pbx_builtin_getvar_helper(autochan->chan, "GROUP");
} else {
group = pbx_builtin_getvar_helper(autochan->chan, "SPYGROUP");
}
if (!ast_strlen_zero(group)) {
ast_copy_string(dup_group, group, sizeof(dup_group));
num_groups = ast_app_separate_args(dup_group, ':', groups,
ARRAY_LEN(groups));
}
for (y = 0; y < num_mygroups; y++) {
for (x = 0; x < num_groups; x++) {
if (!strcmp(mygroups[y], groups[x])) {
igrp = 1;
break;
}
}
}
}
if (!igrp) {
continue;
}
if (myenforced) {
char ext[AST_CHANNEL_NAME + 3];
char buffer[512];
char *end;
snprintf(buffer, sizeof(buffer) - 1, ":%s:", myenforced);
ast_copy_string(ext + 1, autochan->chan->name, sizeof(ext) - 1);
if ((end = strchr(ext, '-'))) {
*end++ = ':';
*end = '\0';
}
ext[0] = ':';
if (strcasestr(buffer, ext)) {
ienf = 1;
}
}
if (!ienf) {
continue;
}
strcpy(peer_name, "spy-");
strncat(peer_name, autochan->chan->name, AST_NAME_STRLEN - 4 - 1);
ptr = strchr(peer_name, '/');
*ptr++ = '\0';
ptr = strsep(&ptr, "-");
for (s = peer_name; s < ptr; s++)
*s = tolower(*s);
if (!ast_test_flag(flags, OPTION_QUIET)) {
if (ast_test_flag(flags, OPTION_NAME)) {
const char *local_context = S_OR(name_context, "default");
const char *local_mailbox = S_OR(mailbox, ptr);
res = ast_app_sayname(chan, local_mailbox, local_context);
}
if (!ast_test_flag(flags, OPTION_NAME) || res < 0) {
if (!ast_test_flag(flags, OPTION_NOTECH)) {
if (ast_fileexists(peer_name, NULL, NULL) > 0) {
res = ast_streamfile(chan, peer_name, chan->language);
if (!res) {
res = ast_waitstream(chan, "");
}
if (res) {
ast_autochan_destroy(autochan);
break;
}
} else {
res = ast_say_character_str(chan, peer_name, "", chan->language);
}
}
if ((num = atoi(ptr)))
ast_say_digits(chan, atoi(ptr), "", chan->language);
}
}
res = channel_spy(chan, autochan, &volfactor, fd, user_options, flags, exitcontext);
num_spyed_upon++;
if (res == -1) {
ast_autochan_destroy(autochan);
goto exit;
} else if (res == -2) {
res = 0;
ast_autochan_destroy(autochan);
goto exit;
} else if (res > 1 && spec) {
struct ast_channel *next;
snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);
if ((next = ast_channel_get_by_name_prefix(nameprefix, strlen(nameprefix)))) {
next_autochan = ast_autochan_setup(next);
next = ast_channel_unref(next);
} else {
/* stay on this channel, if it is still valid */
if (!ast_check_hangup(autochan->chan)) {
next_autochan = ast_autochan_setup(autochan->chan);
} else {
/* the channel is gone */
next_autochan = NULL;
}
}
} else if (res == 0 && ast_test_flag(flags, OPTION_EXITONHANGUP)) {
goto exit;
}
}
iter = ast_channel_iterator_destroy(iter);
if (res == -1 || ast_check_hangup(chan))
break;
if (ast_test_flag(flags, OPTION_STOP) && !next_autochan) {
break;
}
}
exit:
ast_clear_flag(chan, AST_FLAG_SPYING);
ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);
return res;
}
static int record_exec(struct ast_channel *chan, void *data)
{
int res = 0;
int count = 0;
int percentflag = 0;
char *filename, *ext = NULL, *silstr, *maxstr, *options;
char *vdata, *p;
int i = 0;
char tmp[256];
struct ast_filestream *s = '\0';
struct localuser *u;
struct ast_frame *f = NULL;
struct ast_dsp *sildet = NULL; /* silence detector dsp */
int totalsilence = 0;
int dspsilence = 0;
int silence = 0; /* amount of silence to allow */
int gotsilence = 0; /* did we timeout for silence? */
int maxduration = 0; /* max duration of recording in milliseconds */
int gottimeout = 0; /* did we timeout for maxduration exceeded? */
int option_skip = 0;
int option_noanswer = 0;
int option_append = 0;
int terminator = '#';
int option_quiet = 0;
int rfmt = 0;
int flags;
int waitres;
struct ast_silence_generator *silgen = NULL;
/* The next few lines of code parse out the filename and header from the input string */
if (ast_strlen_zero(data)) { /* no data implies no filename or anything is present */
ast_log(LOG_WARNING, "Record requires an argument (filename)\n");
return -1;
}
LOCAL_USER_ADD(u);
/* Yay for strsep being easy */
vdata = ast_strdupa(data);
if (!vdata) {
ast_log(LOG_ERROR, "Out of memory\n");
LOCAL_USER_REMOVE(u);
return -1;
}
p = vdata;
filename = strsep(&p, "|");
silstr = strsep(&p, "|");
maxstr = strsep(&p, "|");
options = strsep(&p, "|");
if (filename) {
if (strstr(filename, "%d"))
percentflag = 1;
ext = strrchr(filename, '.'); /* to support filename with a . in the filename, not format */
if (!ext)
ext = strchr(filename, ':');
if (ext) {
*ext = '\0';
ext++;
}
}
if (!ext) {
ast_log(LOG_WARNING, "No extension specified to filename!\n");
LOCAL_USER_REMOVE(u);
return -1;
}
if (silstr) {
if ((sscanf(silstr, "%d", &i) == 1) && (i > -1)) {
silence = i * 1000;
} else if (!ast_strlen_zero(silstr)) {
ast_log(LOG_WARNING, "'%s' is not a valid silence duration\n", silstr);
}
}
if (maxstr) {
if ((sscanf(maxstr, "%d", &i) == 1) && (i > -1))
/* Convert duration to milliseconds */
maxduration = i * 1000;
else if (!ast_strlen_zero(maxstr))
ast_log(LOG_WARNING, "'%s' is not a valid maximum duration\n", maxstr);
}
if (options) {
/* Retain backwards compatibility with old style options */
if (!strcasecmp(options, "skip"))
option_skip = 1;
else if (!strcasecmp(options, "noanswer"))
option_noanswer = 1;
else {
if (strchr(options, 's'))
option_skip = 1;
if (strchr(options, 'n'))
option_noanswer = 1;
if (strchr(options, 'a'))
option_append = 1;
if (strchr(options, 't'))
terminator = '*';
if (strchr(options, 'q'))
option_quiet = 1;
}
}
/* done parsing */
/* these are to allow the use of the %d in the config file for a wild card of sort to
create a new file with the inputed name scheme */
if (percentflag) {
do {
snprintf(tmp, sizeof(tmp), filename, count);
count++;
} while ( ast_fileexists(tmp, ext, chan->language) != -1 );
pbx_builtin_setvar_helper(chan, "RECORDED_FILE", tmp);
} else
strncpy(tmp, filename, sizeof(tmp)-1);
/* end of routine mentioned */
if (chan->_state != AST_STATE_UP) {
if (option_skip) {
/* At the user's option, skip if the line is not up */
LOCAL_USER_REMOVE(u);
return 0;
} else if (!option_noanswer) {
/* Otherwise answer unless we're supposed to record while on-hook */
res = ast_answer(chan);
}
}
if (res) {
ast_log(LOG_WARNING, "Could not answer channel '%s'\n", chan->name);
goto out;
}
if (!option_quiet) {
/* Some code to play a nice little beep to signify the start of the record operation */
res = ast_streamfile(chan, "beep", chan->language);
if (!res) {
res = ast_waitstream(chan, "");
} else {
ast_log(LOG_WARNING, "ast_streamfile failed on %s\n", chan->name);
}
ast_stopstream(chan);
}
/* The end of beep code. Now the recording starts */
if (silence > 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");
LOCAL_USER_REMOVE(u);
return -1;
}
sildet = ast_dsp_new();
if (!sildet) {
ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
LOCAL_USER_REMOVE(u);
return -1;
}
ast_dsp_set_threshold(sildet, 256);
}
flags = option_append ? O_CREAT|O_APPEND|O_WRONLY : O_CREAT|O_TRUNC|O_WRONLY;
s = ast_writefile( tmp, ext, NULL, flags , 0, 0644);
if (!s) {
ast_log(LOG_WARNING, "Could not create file %s\n", filename);
goto out;
}
if (option_transmit_silence_during_record)
silgen = ast_channel_start_silence_generator(chan);
/* Request a video update */
ast_indicate(chan, AST_CONTROL_VIDUPDATE);
if (maxduration <= 0)
maxduration = -1;
while ((waitres = ast_waitfor(chan, maxduration)) > -1) {
if (maxduration > 0) {
if (waitres == 0) {
gottimeout = 1;
break;
}
maxduration = waitres;
}
f = ast_read(chan);
if (!f) {
res = -1;
break;
}
if (f->frametype == AST_FRAME_VOICE) {
res = ast_writestream(s, f);
if (res) {
ast_log(LOG_WARNING, "Problem writing frame\n");
ast_frfree(f);
break;
}
if (silence > 0) {
dspsilence = 0;
ast_dsp_silence(sildet, f, &dspsilence);
if (dspsilence) {
totalsilence = dspsilence;
} else {
totalsilence = 0;
}
if (totalsilence > silence) {
/* Ended happily with silence */
ast_frfree(f);
gotsilence = 1;
break;
}
}
} else if (f->frametype == AST_FRAME_VIDEO) {
res = ast_writestream(s, f);
if (res) {
ast_log(LOG_WARNING, "Problem writing frame\n");
ast_frfree(f);
break;
}
} else if ((f->frametype == AST_FRAME_DTMF) &&
(f->subclass == terminator)) {
ast_frfree(f);
break;
}
ast_frfree(f);
}
if (!f) {
ast_log(LOG_DEBUG, "Got hangup\n");
res = -1;
}
if (gotsilence) {
ast_stream_rewind(s, silence-1000);
ast_truncstream(s);
} else if (!gottimeout) {
/* Strip off the last 1/4 second of it */
ast_stream_rewind(s, 250);
ast_truncstream(s);
}
ast_closestream(s);
if (silgen)
ast_channel_stop_silence_generator(chan, silgen);
out:
if ((silence > 0) && rfmt) {
res = ast_set_read_format(chan, rfmt);
if (res)
ast_log(LOG_WARNING, "Unable to restore read format on '%s'\n", chan->name);
if (sildet)
ast_dsp_free(sildet);
}
LOCAL_USER_REMOVE(u);
return res;
}