add file interface

test/test_file.cpp

@@ -0,0 +1,37 @@
+#include <iostream>
+
+#include <examples/PacketExample.h>
+#include <sp/io/FileIO.h>
+
+class CustomPacketHandler : public sp::PacketHandler {
+	void Handle(const KeepAlivePacket& packet) {
+		std::cout << "KeepAlive handled ! " << packet.GetKeepAliveId() << "\n";
+	}
+
+	void Handle(const DisconnectPacket& packet) {
+		std::cout << "Disconnect handled ! " << packet.GetReason() << "\n";
+	}
+
+	void Handle(const UpgradeTowerPacket& packet) {
+		std::cout << "UpgradeTower handled !\n";
+	}
+};
+
+using FileStream = sp::IOStream<sp::FileTag, sp::PacketDispatcher, sp::PacketFactory>;
+
+
+int main() {
+	auto handler = std::make_shared<CustomPacketHandler>();
+
+	FileStream stream(sp::FileIO{"test.txt"});
+	stream.GetDispatcher().RegisterHandler(PacketId::Disconnect, handler);
+	stream.GetDispatcher().RegisterHandler(PacketId::KeepAlive, handler);
+
+	stream.SendMessage(KeepAlivePacket{96});
+	stream.SendMessage(KeepAlivePacket{69});
+	stream.SendMessage(DisconnectPacket{"This is in the file !"});
+
+	stream.RecieveMessages();
+
+	return 0;
+}