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\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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