Initial commit: Ananta CBT 4229938 private server with all fixes

Ananta.SDK/Rpc/UxRpcMessage.cs

@@ -0,0 +1,40 @@
+using Ananta.SDK.Serialization;
+
+using Ananta.SDK.Logging;
+
+namespace Ananta.SDK.Rpc;
+
+/// <summary>A parsed UX RPC message exposed to attribute handlers.</summary>
+public sealed class UxRpcMessage
+{
+    public RpcContext Context { get; }
+    public RpcPacketKind Kind => Context.Packet.Kind;
+    public uint MethodId => Context.MethodId;
+    public int InvokeId => Context.InvokeId;
+    public byte[] Body => Context.Body;
+    public bool IsInvoke => Kind == RpcPacketKind.Invoke;
+    public bool IsNotify => Kind == RpcPacketKind.Notify;
+
+    internal UxRpcMessage(RpcContext context) => Context = context;
+
+    public T GetArgs<T>()
+    {
+        var value = UxSerializer.Deserialize<T>(Body);
+        RuntimeLogs.Decoded(Context.Session.Log.Scope, "C2S", MethodId, typeof(T), value);
+        return value;
+    }
+
+    public bool TryGetArgs<T>(out T value)
+    {
+        try
+        {
+            value = GetArgs<T>();
+            return true;
+        }
+        catch
+        {
+            value = default!;
+            return false;
+        }
+    }
+}