feat: example code

README.md

@@ -2,6 +2,53 @@
 
 dynamic library of SkyHook for use with other languages
 
+## Usage
+
+The following examples are all in C#
+
+### Functions
+
+The exported functions are simple. Just `start_hook` and `stop_hook`
+
+### start_hook
+
+```cs
+public static delegate void HookCallback(NativeEvent event);
+
+[DllImport("skyhook", EntryPoint = "start_hook")]
+public static extern void StartHook(HookCallback callback);
+```
+
+### stop_hook
+
+```cs
+[DllImport("skyhook", EntryPoint = "stop_hook")]
+public static extern void StopHook();
+```
+
+### Types
+
+### NativeEventType
+
+```cs
+public enum NativeEventType {
+  KeyPressed,
+  KeyReleased
+}
+```
+
+### NativeEvent
+
+```cs
+[StructLayout(LayoutKind.Sequential)]
+public struct NativeEvent
+{
+  public readonly ulong Time;
+  public readonly EventType Type;
+  public readonly uint Key;
+}
+```
+
 ## Development
 
 ```sh