100 lines
1.9 KiB
C
Executable File
100 lines
1.9 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* App to send DTMF digits
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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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
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*/
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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 <string.h>
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#include <stdlib.h>
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#include <pthread.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): Sends DTMF digits on a channel. Returns 0 on success"
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"or -1 on a hangup.\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 = data;
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struct ast_frame f;
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int x;
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if (!digits || !strlen(digits)) {
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ast_log(LOG_WARNING, "SendDTMF requires an argument (digits)\n");
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return -1;
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}
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LOCAL_USER_ADD(u);
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for (x=0;x<strlen(digits);x++) {
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memset(&f, 0, sizeof(f));
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f.frametype = AST_FRAME_DTMF;
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f.subclass = digits[x];
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f.src = "app_senddtmf";
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res = ast_write(chan, &f);
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if (res)
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break;
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/* Wait 250ms */
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res = ast_safe_sleep(chan, 250);
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if (res)
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break;
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}
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if (!res)
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if (option_verbose > 2)
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ast_verbose(VERBOSE_PREFIX_3 "Sent digit string '%s' on %s\n", digits, chan->name);
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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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STANDARD_HANGUP_LOCALUSERS;
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return ast_unregister_application(app);
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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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