103 lines
1.9 KiB
C
103 lines
1.9 KiB
C
|
/*
|
||
|
* Asterisk -- A telephony toolkit for Linux.
|
||
|
*
|
||
|
* Skeleton application
|
||
|
*
|
||
|
* Copyright (C) 1999, Adtran Inc. and Linux Support Services, LLC
|
||
|
*
|
||
|
* 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 <stdlib.h>
|
||
|
#include <unistd.h>
|
||
|
#include <string.h>
|
||
|
#include <stdlib.h>
|
||
|
|
||
|
#include <pthread.h>
|
||
|
|
||
|
static pthread_mutex_t skellock = PTHREAD_MUTEX_INITIALIZER;
|
||
|
|
||
|
static int usecnt=0;
|
||
|
|
||
|
static char *tdesc = "Trivial skeleton Application";
|
||
|
|
||
|
static char *app = "skel";
|
||
|
|
||
|
struct skeluser {
|
||
|
struct ast_channel *chan;
|
||
|
struct skeluser *next;
|
||
|
} *users = NULL;
|
||
|
|
||
|
static int skel_exec(struct ast_channel *chan, void *data)
|
||
|
{
|
||
|
int res=0;
|
||
|
struct skeluser *u, *ul=NULL;
|
||
|
if (!data) {
|
||
|
ast_log(LOG_WARNING, "skel requires an argument (filename)\n");
|
||
|
return -1;
|
||
|
}
|
||
|
if (!(u=malloc(sizeof(struct skeluser)))) {
|
||
|
ast_log(LOG_WARNING, "Out of memory\n");
|
||
|
return -1;
|
||
|
}
|
||
|
pthread_mutex_lock(&skellock);
|
||
|
u->chan = chan;
|
||
|
u->next = users;
|
||
|
users = u;
|
||
|
usecnt++;
|
||
|
pthread_mutex_unlock(&skellock);
|
||
|
/* Do our thing here */
|
||
|
pthread_mutex_lock(&skellock);
|
||
|
u = users;
|
||
|
while(u) {
|
||
|
if (ul)
|
||
|
ul->next = u->next;
|
||
|
else
|
||
|
users = u->next;
|
||
|
u = u->next;
|
||
|
}
|
||
|
usecnt--;
|
||
|
pthread_mutex_unlock(&skellock);
|
||
|
return res;
|
||
|
}
|
||
|
|
||
|
int unload_module(void)
|
||
|
{
|
||
|
struct skeluser *u;
|
||
|
pthread_mutex_lock(&skellock);
|
||
|
u = users;
|
||
|
while(u) {
|
||
|
/* Hang up anybody who is using us */
|
||
|
ast_softhangup(u->chan);
|
||
|
u = u->next;
|
||
|
}
|
||
|
pthread_mutex_unlock(&skellock);
|
||
|
return ast_unregister_application(app);
|
||
|
}
|
||
|
|
||
|
int load_module(void)
|
||
|
{
|
||
|
return ast_register_application(app, skel_exec);
|
||
|
}
|
||
|
|
||
|
char *description(void)
|
||
|
{
|
||
|
return tdesc;
|
||
|
}
|
||
|
|
||
|
int usecount(void)
|
||
|
{
|
||
|
int res;
|
||
|
pthread_mutex_lock(&skellock);
|
||
|
res = usecnt;
|
||
|
pthread_mutex_unlock(&skellock);
|
||
|
return res;
|
||
|
}
|