Merge branch 'master' of https://github.com/shiftos-game/ShiftOS

1 files changed, 70 insertions, 0 deletions

diff --git a/ShiftOS_TheReturn/KernelWatchdog.cs b/ShiftOS_TheReturn/KernelWatchdog.cs
new file mode 100644
index 0000000..1b59b25
--- /dev/null
+++ b/ShiftOS_TheReturn/KernelWatchdog.cs
@@ -0,0 +1,70 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using static ShiftOS.Objects.ShiftFS.Utils;
+
+namespace ShiftOS.Engine
+{
+    public static class KernelWatchdog
+    {
+        public static void Log(string e, string desc)
+        {
+            string line = $"[{DateTime.Now}] <{e}> {desc}";
+            if (FileExists("0:/system/data/kernel.log"))
+            {
+                string contents = ReadAllText("0:/system/data/kernel.log");
+                contents += Environment.NewLine + line;
+                WriteAllText("0:/system/data/kernel.log", contents);
+            }
+            else
+            {
+                WriteAllText("0:/system/data/kernel.log", line);
+            }
+        }
+
+        public static bool InKernelMode { get; private set; }
+        public static bool MudConnected { get; set; }
+
+        public static bool IsSafe(Type type)
+        {
+            if (InKernelMode == true)
+                return true;
+
+            foreach (var attrib in type.GetCustomAttributes(false))
+            {
+                if (attrib is KernelModeAttribute)
+                    return false;
+            }
+            return true;
+        }
+
+        public static bool IsSafe(MethodInfo type)
+        {
+            if (InKernelMode == true)
+                return true;
+
+            foreach (var attrib in type.GetCustomAttributes(false))
+            {
+                if (attrib is KernelModeAttribute)
+                    return false;
+            }
+            return true;
+        }
+
+
+        public static void EnterKernelMode()
+        {
+            InKernelMode = true;
+            Console.WriteLine("<kernel> Watchdog deactivated, system-level access granted.");
+        }
+
+        public static void LeaveKernelMode()
+        {
+            InKernelMode = false;
+            Console.WriteLine("<kernel> Kernel mode disabled.");
+        }
+    }
+}