diff --git a/generic.txt b/doc/calls.txt
similarity index 84%
rename from generic.txt
rename to doc/calls.txt
index b834d06..3ac426c 100644
--- a/generic.txt
+++ b/doc/calls.txt
@@ -1,11 +1,14 @@
+Operation(Parameter) -> Callback
+
+
 Server
 
-void Disconnect() // client closes connection
-void Error(Error)
-void OK()
+Disconnect() // client closes connection
+Error(Error)
+OK()
 SimpleAuth(SimpleAuth) -> UserInfoSync // client wants to authenticate anonymously
 RobotUpdate(Robot) -> RobotUpdate // client wants to change robot
-void RoomInfoSync(RoomInfo) <- TODO // client wants to change room info
+RoomInfoSync(RoomInfo) <- TODO // client wants to change room info
 MakeRoom() -> RoomInfoSync // client creates a room
 JoinRoom(???) -> RoomInfoSync // client joins specific room
 JoinRandomRoom() -> RoomInfoSync // client joins random room
diff --git a/doc/protocol.txt b/doc/protocol.txt
new file mode 100644
index 0000000..6f2be41
--- /dev/null
+++ b/doc/protocol.txt
@@ -0,0 +1,5 @@
+Packet {
+    uint16 Size;
+    Protobuf Operation;
+    Variadic Protobuf Parameter;
+}