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f97dfd2278
Original code by pprindeville, updated for trunk by tilghman. (Closes issue #11487) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@94052 65c4cc65-6c06-0410-ace0-fbb531ad65f3
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2007, Redfish Solutions
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*
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* Philip Prindeville <philipp@redfish-solutions.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 Sleep until the given epoch
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*
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* \author Philip Prindeville <philipp@redfish-solutions.com>
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*
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* \ingroup applications
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*/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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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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static char *app = "WaitUntil";
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static char *synopsis = "Wait (sleep) until the current time is the given epoch";
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static char *descrip =
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" WaitUntil(<epoch>): Waits until the given time. Sets WAITUNTILSTATUS to\n"
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"one of the following values:\n"
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" OK Wait succeeded\n"
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" FAILURE Invalid argument\n"
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" HANGUP Channel hung up before time elapsed\n"
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" PAST The time specified was already past\n";
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static int waituntil_exec(struct ast_channel *chan, void *data)
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{
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int res;
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double fraction;
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struct timeval future = { 0, };
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struct timeval tv = ast_tvnow();
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int msec;
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if (ast_strlen_zero(data)) {
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ast_log(LOG_WARNING, "WaitUntil requires an argument(epoch)\n");
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pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "FAILURE");
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return 0;
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}
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if (sscanf(data, "%ld%lf", (long *)&future.tv_sec, &fraction) == 0) {
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ast_log(LOG_WARNING, "WaitUntil called with non-numeric argument\n");
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pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "FAILURE");
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return 0;
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}
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future.tv_usec = fraction * 1000000;
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if ((msec = ast_tvdiff_ms(future, tv)) < 0) {
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ast_log(LOG_NOTICE, "WaitUntil called in the past (now %ld, arg %ld)\n", (long)tv.tv_sec, (long)future.tv_sec);
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pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "PAST");
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return 0;
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}
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if ((res = ast_safe_sleep(chan, msec)))
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pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "HANGUP");
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else
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pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "OK");
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return res;
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}
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static int unload_module(void)
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{
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return ast_unregister_application(app);
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}
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static int load_module(void)
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{
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return ast_register_application(app, waituntil_exec, synopsis, descrip);
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Wait until specified time");
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