first commit

Minecraft.World/GameCommandPacket.cpp

@@ -0,0 +1,72 @@
+#include "stdafx.h"
+#include "InputOutputStream.h"
+#include "PacketListener.h"
+#include "BasicTypeContainers.h"
+#include "GameCommandPacket.h"
+
+GameCommandPacket::GameCommandPacket()
+{
+	length = 0;
+}
+
+GameCommandPacket::GameCommandPacket(EGameCommand command, byteArray data)
+{
+	this->command = command;
+	this->data = data;
+	length = 0;
+
+	if (data.data != NULL)
+	{
+		length = data.length;
+
+		if (length > Short::MAX_VALUE)
+		{
+			app.DebugPrintf("Payload may not be larger than 32K\n");
+#ifndef _CONTENT_PACKAGE
+			__debugbreak();
+#endif
+			//throw new IllegalArgumentException("Payload may not be larger than 32k");
+		}
+	}
+}
+
+GameCommandPacket::~GameCommandPacket()
+{
+	delete [] data.data;
+}
+
+void GameCommandPacket::read(DataInputStream *dis)
+{
+	command = (EGameCommand)dis->readInt();
+	length = dis->readShort();
+
+	if (length > 0 && length < Short::MAX_VALUE)
+	{
+		if(data.data != NULL)
+		{
+			delete [] data.data;
+		}
+		data = byteArray(length);
+		dis->readFully(data);
+	}
+}
+
+void GameCommandPacket::write(DataOutputStream *dos)
+{
+	dos->writeInt(command);
+	dos->writeShort((short) length);
+	if (data.data != NULL)
+	{
+		dos->write(data);
+	}
+}
+
+void GameCommandPacket::handle(PacketListener *listener)
+{
+	listener->handleGameCommand( shared_from_this() );
+}
+
+int GameCommandPacket::getEstimatedSize()
+{
+	return 2 + 2 + length;
+}