2018-02-03 16:51:00 +01:00

103 lines
3.3 KiB
Java

package de.c3ma.ollo.mockup;
import org.luaj.vm2.LuaFunction;
import org.luaj.vm2.LuaTable;
import org.luaj.vm2.LuaValue;
import org.luaj.vm2.lib.ThreeArgFunction;
import org.luaj.vm2.lib.TwoArgFunction;
import org.luaj.vm2.lib.ZeroArgFunction;
/**
* created at 29.12.2017 - 00:07:22<br />
* creator: ollo<br />
* project: Time Emulation<br />
*
* Simulating the following modules:
* Sntp
* rtctime
*
* $Id: $<br />
* @author ollo<br />
*/
public class ESP8266Time extends TwoArgFunction {
private static long gSimulationStartTime = 0;
private static long gOverwrittenTime = 0;
@Override
public LuaValue call(LuaValue modname, LuaValue env) {
env.checkglobals();
final LuaTable sntp = new LuaTable();
sntp.set("sync", new SyncFunction());
env.set("sntp", sntp);
final LuaTable rtctime = new LuaTable();
rtctime.set("get", new GetFunction());
env.set("rtctime", rtctime);
env.get("package").get("loaded").set("sntp", sntp);
env.get("package").get("loaded").set("rtctime", rtctime);
return sntp;
}
/**
* Generate a time. If there is no speedup, it is simply the current system time.
* Otherwise the time is speedup by the given factor
* @return
*/
private long generateCurrenttime() {
if (gSimulationStartTime == 0) {
gSimulationStartTime = System.currentTimeMillis();
}
if (gOverwrittenTime == 0) {
/* Time simulation is disabled -> calculate something according to the speedup factor */
long time = System.currentTimeMillis();
if (ESP8266Tmr.gTimingFactor > 1) {
time = gSimulationStartTime + ((time - gSimulationStartTime) * ESP8266Tmr.gTimingFactor);
}
return time;
} else {
return gOverwrittenTime;
}
}
private class SyncFunction extends ThreeArgFunction {
@Override
public LuaValue call(LuaValue server, LuaValue callbackSuccess, LuaValue callbackFailure) {
String serverName = server.checkjstring();
LuaFunction cb = callbackSuccess.checkfunction();
System.out.println("[SNTP] sync " + serverName);
/*FIXME also make it possible to simulate the time */
long time = generateCurrenttime();
int seconds = (int) (time / 1000);
int useconds = (int) (time % 1000);
cb.call(LuaValue.valueOf(seconds), LuaValue.valueOf(useconds), LuaValue.valueOf(serverName));
return LuaValue.valueOf(true);
}
}
private class GetFunction extends ZeroArgFunction {
@Override
public LuaValue call() {
LuaValue[] v = new LuaValue[2];
/*FIXME also make it possible to simulate the time */
long time = generateCurrenttime();
int seconds = (int) (time / 1000);
int useconds = (int) (time % 1000);
v[0] = LuaValue.valueOf(seconds);
v[1] = LuaValue.valueOf(useconds);
return LuaValue.varargsOf(v).arg1();
}
}
public static void setOverwrittenTime(long timeInMillis) {
gOverwrittenTime = timeInMillis;
}
}