The documentation about the network commands for the metaserver is in src/network/internet_gaming_protocol.h. But I guess it is not quite what you are looking for. Other than that, you can only search for it in src/network/internet_gaming.cc where all the code for communicating with the metaserver is located.
The documentation about the network commands for the metaserver is in src/network/ internet_ gaming_ protocol. h. But I guess it is not quite what you are looking for. Other than that, you can only search for it in src/network/ internet_ gaming. cc where all the code for communicating with the metaserver is located.