Method ProcessConnectMessage

neo/framework/async/AsyncServer.cpp:1664–1866

================== idAsyncServer::ProcessConnectMessage ================== */

==================
*/
void idAsyncServer::ProcessConnectMessage( const netadr_t from, const idBitMsg &msg ) {
	int			clientNum, protocol, clientDataChecksum, challenge, clientId, ping, clientRate;
	idBitMsg	outMsg;
	byte		msgBuf[ MAX_MESSAGE_SIZE ];
	char		guid[ 12 ];
	char		password[ 17 ];
	int			i, ichallenge, islot, numClients;

	protocol = msg.ReadInt();

	// check the protocol version
	if ( protocol != ASYNC_PROTOCOL_VERSION ) {
		// that's a msg back to a client, we don't know about it's localization, so send english
		PrintOOB( from, SERVER_PRINT_BADPROTOCOL, va( "server uses protocol %d.%d\n", ASYNC_PROTOCOL_MAJOR, ASYNC_PROTOCOL_MINOR ) );
		return;
	}

	clientDataChecksum = msg.ReadInt();
	challenge = msg.ReadInt();
	clientId = msg.ReadShort();
	clientRate = msg.ReadInt();

	// check the client data - only for non pure servers
	if ( !sessLocal.mapSpawnData.serverInfo.GetInt( "si_pure" ) && clientDataChecksum != serverDataChecksum ) {
		PrintOOB( from, SERVER_PRINT_MISC, "#str_04842" );
		return;
	}

	if ( ( ichallenge = ValidateChallenge( from, challenge, clientId ) ) == -1 ) {
		return;
	}

	msg.ReadString( guid, sizeof( guid ) );

	switch ( challenges[ ichallenge ].authState ) {
		case CDK_PUREWAIT:
			SendPureServerMessage( from );
			return;
		case CDK_ONLYLAN:
			common->DPrintf( "%s: not a lan client\n", Sys_NetAdrToString( from ) );
			PrintOOB( from, SERVER_PRINT_MISC, "#str_04843" );
			return;
		case CDK_WAIT:
			if ( challenges[ ichallenge ].authReply == AUTH_NONE && Min( serverTime - lastAuthTime, serverTime - challenges[ ichallenge ].time ) > AUTHORIZE_TIMEOUT ) {
				common->DPrintf( "%s: Authorize server timed out\n", Sys_NetAdrToString( from ) );
				break; // will continue with the connecting process
			}
			const char *msg, *l_msg;
			if ( challenges[ ichallenge ].authReplyMsg != AUTH_REPLY_PRINT ) {
				msg = authReplyMsg[ challenges[ ichallenge ].authReplyMsg ];
			} else {
				msg = challenges[ ichallenge ].authReplyPrint.c_str();
			}
			l_msg = common->GetLanguageDict()->GetString( msg );

			common->DPrintf( "%s: %s\n", Sys_NetAdrToString( from ), l_msg );

			if ( challenges[ ichallenge ].authReplyMsg == AUTH_REPLY_UNKNOWN || challenges[ ichallenge ].authReplyMsg == AUTH_REPLY_WAITING ) {