Net protocol

Architecture

Server side

• 2 ports : port 4130 TCP, and port 4130 UDP

Client side

• 1 or 2 ports if possible : random ports

Main packet

Format:

[size of the subheader+subpacket written in ascii]\n
===> beginning of the subheader
[source written in ascii]\n
[subsource written in ascii]\n
[actionType]\n
===> beginning of the subpacket
[subpacket]\n

source : -1 for the server, or the uniq number associated to the client subsource : the client subsource (0, 1, 2 or 3), for the player on the client machine action type : name of the netAction subpacket : specific to the netAction. \n is added at each subpacket so that it's more readable on a network sniffer, moreover, it can be used to be replaced by \0 to get the char.