97 lines
2.4 KiB
C
97 lines
2.4 KiB
C
/*
|
|
* Asterisk -- An open source telephony toolkit.
|
|
*
|
|
* Copyright (C) 2013, Digium, Inc.
|
|
*
|
|
* Jonathan Rose <jrose@digium.com>
|
|
*
|
|
* See http://www.asterisk.org for more information about
|
|
* the Asterisk project. Please do not directly contact
|
|
* any of the maintainers of this project for assistance;
|
|
* the project provides a web site, mailing lists and IRC
|
|
* channels for your use.
|
|
*
|
|
* This program is free software, distributed under the terms of
|
|
* the GNU General Public License Version 2. See the LICENSE file
|
|
* at the top of the source tree.
|
|
*/
|
|
|
|
/*! \file
|
|
*
|
|
* \brief loadable MixMonitor functionality
|
|
*
|
|
* \author Jonathan Rose <jrose@digium.com>
|
|
*/
|
|
|
|
/*** MODULEINFO
|
|
<support_level>core</support_level>
|
|
***/
|
|
|
|
#include "asterisk.h"
|
|
|
|
#include "asterisk/lock.h"
|
|
#include "asterisk/logger.h"
|
|
#include "asterisk/mixmonitor.h"
|
|
#include "asterisk/utils.h"
|
|
#include "asterisk/channel.h"
|
|
|
|
AST_RWLOCK_DEFINE_STATIC(mixmonitor_lock);
|
|
|
|
static struct ast_mixmonitor_methods mixmonitor_methods;
|
|
static int table_loaded = 0;
|
|
|
|
int ast_set_mixmonitor_methods(struct ast_mixmonitor_methods *method_table)
|
|
{
|
|
SCOPED_WRLOCK(lock, &mixmonitor_lock);
|
|
|
|
if (table_loaded) {
|
|
/* If mixmonitor methods have already been provided, reject the new set */
|
|
ast_log(LOG_ERROR, "Tried to set mixmonitor methods, but something else has already provided them.\n");
|
|
return -1;
|
|
}
|
|
|
|
mixmonitor_methods = *method_table;
|
|
|
|
table_loaded = 1;
|
|
return 0;
|
|
}
|
|
|
|
int ast_clear_mixmonitor_methods(void)
|
|
{
|
|
SCOPED_WRLOCK(lock, &mixmonitor_lock);
|
|
|
|
if (!table_loaded) {
|
|
ast_log(LOG_ERROR, "Tried to clear mixmonitor methods, but none are currently loaded.\n");
|
|
return -1;
|
|
}
|
|
|
|
memset(&mixmonitor_methods, 0, sizeof(mixmonitor_methods));
|
|
|
|
table_loaded = 0;
|
|
return 0;
|
|
}
|
|
|
|
int ast_start_mixmonitor(struct ast_channel *chan, const char *filename, const char *options)
|
|
{
|
|
SCOPED_RDLOCK(lock, &mixmonitor_lock);
|
|
|
|
if (!mixmonitor_methods.start) {
|
|
ast_log(LOG_ERROR, "No loaded module currently provides MixMonitor starting functionality.\n");
|
|
return -1;
|
|
}
|
|
|
|
return mixmonitor_methods.start(chan, filename, options);
|
|
}
|
|
|
|
int ast_stop_mixmonitor(struct ast_channel *chan, const char *mixmon_id)
|
|
{
|
|
SCOPED_RDLOCK(lock, &mixmonitor_lock);
|
|
|
|
if (!mixmonitor_methods.stop) {
|
|
ast_log(LOG_ERROR, "No loaded module currently provides MixMonitor stopping functionality.\n");
|
|
return -1;
|
|
}
|
|
|
|
return mixmonitor_methods.stop(chan, mixmon_id);
|
|
}
|