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	Patch from Ian Kinner at Digium. git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@17283 65c4cc65-6c06-0410-ace0-fbb531ad65f3
		
			
				
	
	
		
			130 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Asterisk -- An open source telephony toolkit.
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 *
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 * Copyright (C) 1999 - 2005, Digium, Inc.
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 *
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 * Mark Spencer <markster@digium.com>
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 *
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 * See http://www.asterisk.org for more information about
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 * the Asterisk project. Please do not directly contact
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 * any of the maintainers of this project for assistance;
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 * the project provides a web site, mailing lists and IRC
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 * channels for your use.
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 *
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 * This program is free software, distributed under the terms of
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 * the GNU General Public License Version 2. See the LICENSE file
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 * at the top of the source tree.
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 */
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/*! \file
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 *
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 * \brief App to send DTMF digits
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 * 
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 * \ingroup applications
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 */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/lock.h"
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#include "asterisk/file.h"
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#include "asterisk/logger.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/module.h"
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#include "asterisk/translate.h"
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#include "asterisk/options.h"
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#include "asterisk/utils.h"
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#include "asterisk/app.h"
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static char *tdesc = "Send DTMF digits Application";
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static char *app = "SendDTMF";
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static char *synopsis = "Sends arbitrary DTMF digits";
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static char *descrip = 
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" SendDTMF(digits[|timeout_ms]): Sends DTMF digits on a channel. \n"
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" Accepted digits: 0-9, *#abcd, w (.5s pause)\n"
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" The application will either pass the assigned digits or terminate if it\n"
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" encounters an error.\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int senddtmf_exec(struct ast_channel *chan, void *data)
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{
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	int res = 0;
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	struct localuser *u;
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	char *digits = NULL, *to = NULL;
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	int timeout = 250;
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	if (ast_strlen_zero(data)) {
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		ast_log(LOG_WARNING, "SendDTMF requires an argument (digits or *#aAbBcCdD)\n");
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		return 0;
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	}
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	LOCAL_USER_ADD(u);
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	digits = ast_strdupa(data);
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	if (!digits) {
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		ast_log(LOG_ERROR, "Out of Memory!\n");
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		LOCAL_USER_REMOVE(u);
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		return -1;
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	}
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	if ((to = strchr(digits,'|'))) {
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		*to = '\0';
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		to++;
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		timeout = atoi(to);
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	}
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	if(timeout <= 0)
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		timeout = 250;
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	res = ast_dtmf_stream(chan,NULL,digits,timeout);
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	LOCAL_USER_REMOVE(u);
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	return res;
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}
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int unload_module(void)
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{
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	int res;
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	res = ast_unregister_application(app);
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	STANDARD_HANGUP_LOCALUSERS;
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	return res;	
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}
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int load_module(void)
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{
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	return ast_register_application(app, senddtmf_exec, synopsis, descrip);
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}
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char *description(void)
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{
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	return tdesc;
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}
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int usecount(void)
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{
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	int res;
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	STANDARD_USECOUNT(res);
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	return res;
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}
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char *key()
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{
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	return ASTERISK_GPL_KEY;
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}
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