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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file network_client.h Client part of the network protocol. */
#ifndef NETWORK_CLIENT_H
#define NETWORK_CLIENT_H
#ifdef ENABLE_NETWORK
#include "network_internal.h"
/** Class for handling the client side of the game connection. */
class ClientNetworkGameSocketHandler : public ZeroedMemoryAllocator, public NetworkGameSocketHandler {
private:
struct PacketReader *savegame; ///< Packet reader for reading the savegame.
byte token; ///< The token we need to send back to the server to prove we're the right client.
/** Status of the connection with the server. */
enum ServerStatus {
STATUS_INACTIVE, ///< The client is not connected nor active.
STATUS_COMPANY_INFO, ///< We are trying to get company information.
STATUS_JOIN, ///< We are trying to join a server.
STATUS_NEWGRFS_CHECK, ///< Last action was checking NewGRFs.
STATUS_AUTH_GAME, ///< Last action was requesting game (server) password.
STATUS_AUTH_COMPANY, ///< Last action was requestion company password.
STATUS_AUTHORIZED, ///< The client is authorized at the server.
STATUS_MAP_WAIT, ///< The client is waiting as someone else is downloading the map.
STATUS_MAP, ///< The client is downloading the map.
STATUS_ACTIVE, ///< The client is active within in the game.
STATUS_END ///< Must ALWAYS be on the end of this list!! (period)
};
ServerStatus status; ///< Status of the connection with the server.
protected:
friend void NetworkExecuteLocalCommandQueue();
friend void NetworkClose(bool close_admins);
static ClientNetworkGameSocketHandler *my_client;
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_FULL);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_BANNED);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_ERROR);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_NEED_GAME_PASSWORD);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_NEED_COMPANY_PASSWORD);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_WELCOME);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_WAIT);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_MAP_BEGIN);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_MAP_SIZE);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_MAP_DATA);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_MAP_DONE);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_JOIN);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_FRAME);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_SYNC);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_COMMAND);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_CHAT);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_QUIT);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_NEWGAME);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_RCON);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_CHECK_NEWGRFS);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_MOVE);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_UPDATE);
DECLARE_GAME_RECEIVE_COMMAND(PACKET_SERVER_CONFIG_UPDATE);
static NetworkRecvStatus SendNewGRFsOk();
static NetworkRecvStatus SendGetMap();
static NetworkRecvStatus SendMapOk();
void CheckConnection();
public:
ClientNetworkGameSocketHandler(SOCKET s);
~ClientNetworkGameSocketHandler();
NetworkRecvStatus CloseConnection(NetworkRecvStatus status);
void ClientError(NetworkRecvStatus res);
static NetworkRecvStatus SendCompanyInformationQuery();
static NetworkRecvStatus SendJoin();
static NetworkRecvStatus SendCommand(const CommandPacket *cp);
static NetworkRecvStatus SendError(NetworkErrorCode errorno);
static NetworkRecvStatus SendQuit();
static NetworkRecvStatus SendAck();
static NetworkRecvStatus SendGamePassword(const char *password);
static NetworkRecvStatus SendCompanyPassword(const char *password);
static NetworkRecvStatus SendChat(NetworkAction action, DestType type, int dest, const char *msg, int64 data);
static NetworkRecvStatus SendSetPassword(const char *password);
static NetworkRecvStatus SendSetName(const char *name);
static NetworkRecvStatus SendRCon(const char *password, const char *command);
static NetworkRecvStatus SendMove(CompanyID company, const char *password);
static void Send();
static bool Receive();
static bool GameLoop();
};
typedef ClientNetworkGameSocketHandler MyClient;
void NetworkClient_Connected();
extern CompanyID _network_join_as;
extern const char *_network_join_server_password;
extern const char *_network_join_company_password;
#endif /* ENABLE_NETWORK */
#endif /* NETWORK_CLIENT_H */
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