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00028 #include "asterisk.h"
00029
00030 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 211580 $")
00031
00032 #include "asterisk/logger.h"
00033 #include "asterisk/channel.h"
00034 #include "asterisk/pbx.h"
00035 #include "asterisk/module.h"
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00068 static char *app = "WaitUntil";
00069
00070 static int waituntil_exec(struct ast_channel *chan, void *data)
00071 {
00072 int res;
00073 double fraction;
00074 long seconds;
00075 struct timeval future = { 0, };
00076 struct timeval now = ast_tvnow();
00077 int msec;
00078
00079 if (ast_strlen_zero(data)) {
00080 ast_log(LOG_WARNING, "WaitUntil requires an argument(epoch)\n");
00081 pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "FAILURE");
00082 return 0;
00083 }
00084
00085 if (sscanf(data, "%30ld%30lf", &seconds, &fraction) == 0) {
00086 ast_log(LOG_WARNING, "WaitUntil called with non-numeric argument\n");
00087 pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "FAILURE");
00088 return 0;
00089 }
00090
00091 future.tv_sec = seconds;
00092 future.tv_usec = fraction * 1000000;
00093
00094 if ((msec = ast_tvdiff_ms(future, now)) < 0) {
00095 ast_log(LOG_NOTICE, "WaitUntil called in the past (now %ld, arg %ld)\n", (long)now.tv_sec, (long)future.tv_sec);
00096 pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "PAST");
00097 return 0;
00098 }
00099
00100 if ((res = ast_safe_sleep(chan, msec)))
00101 pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "HANGUP");
00102 else
00103 pbx_builtin_setvar_helper(chan, "WAITUNTILSTATUS", "OK");
00104
00105 return res;
00106 }
00107
00108 static int unload_module(void)
00109 {
00110 return ast_unregister_application(app);
00111 }
00112
00113 static int load_module(void)
00114 {
00115 return ast_register_application_xml(app, waituntil_exec);
00116 }
00117
00118 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Wait until specified time");