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/*
* Asterisk -- A telephony toolkit for Linux.
*
* Trivial application to playback a sound file
*
* Copyright (C) 1999, Mark Spencer
*
* Mark Spencer <markster@linux-support.net>
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
#include <asterisk/file.h>
#include <asterisk/logger.h>
#include <asterisk/channel.h>
#include <asterisk/pbx.h>
#include <asterisk/module.h>
#include <asterisk/translate.h>
#include <string.h>
#include <stdlib.h>
#include <pthread.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
const char *dialfile="/var/run/autodial.ctl";
static char *tdesc = "Wil Cal U (Auto Dialer)";
static pthread_t autodialer_thread;
static char buf[256];
extern int errno;
STANDARD_LOCAL_USER;
LOCAL_USER_DECL;
static void *autodial(void *ignore)
{
while(1){
struct ast_channel *channel;
int fd=open(dialfile,O_RDONLY);
char *bufptr,*destptr;
int ms=10000;
int cnt=0,first;
char tech[256];
char tele[256];
char filename[256];
if(fd<0) {
printf("Autodial: Unable to open file\n");
pthread_exit(NULL);
}
memset(buf,0,256);
read(fd,buf,256);
for(first=0,bufptr=buf,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--;*destptr=0;
if(strlen(tech)+strlen(tele)+strlen(filename)>256){
printf("Autodial:Error string Error too long\n");
pthread_exit(NULL);
}
#if 0
printf("Autodial Tech %s(%d) Tele %s(%d) Filename %s(%d)\n",tech,strlen(tech),tele,strlen(tele),filename,strlen(filename));
#endif
channel=ast_request(tech,AST_FORMAT_SLINEAR,tele);
if(channel!=NULL){
ast_call(channel,tele,10000);
}
else {
printf("Autodial:Sorry unable to obtain channel\n");
continue;
}
if(channel->state==AST_STATE_UP)
printf("Autodial:Line is Up\n");
while(ms>0){
struct ast_frame *f;
ms=ast_waitfor(channel,ms);
f=ast_read(channel);
if(!f){
printf("Autodial:Hung Up\n");
break;
}
if(f->frametype==AST_FRAME_CONTROL){
if(f->subclass==AST_CONTROL_ANSWER){
printf("Autodial:Phone Answered\n");
if(channel->state==AST_STATE_UP){
ast_streamfile(channel,filename,0);
ast_waitstream(channel, "");
ast_stopstream(channel);
ms=0;
}
}
else if(f->subclass==AST_CONTROL_RINGING)
printf("Autodial:Phone Ringing end\n");
}
ast_frfree(f);
}
ast_hangup(channel);
printf("Autodial:Hung up channel\n");
close(fd);
}
// never reached
return NULL;
}
int unload_module(void)
{
STANDARD_HANGUP_LOCALUSERS;
unlink(dialfile);
return 0;
}
int load_module(void)
{
int val;
if((val=mkfifo(dialfile,O_RDWR))){
if(errno!=EEXIST){
printf("Error:%d Creating Autodial FIFO\n",errno);
return 0;
}
}
pthread_create(&autodialer_thread,NULL,autodial,NULL);
return 0;
}
char *description(void)
{
return tdesc;
}
int usecount(void)
{
int res;
STANDARD_USECOUNT(res);
return res;
}
char *key()
{
return ASTERISK_GPL_KEY;
}
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