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/* $Id: network_type.h 15242 2009-01-23 22:18:06Z rubidium $ */
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/** @file network_type.h Types used for networking. */
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#include "../company_type.h"
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#include "../economy_type.h"
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#include "core/config.h"
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#include "core/game.h"
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/** How many clients can we have */
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/** The number of bits per pool client block */
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NCI_BITS_PER_POOL_BLOCK = 3, // => 8 items per block
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* The number of slots; must be a multiple of (1 << NCI_BITS_PER_POOL_BLOCK)
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* and be at least 1 more than MAX_CLIENTS. It must furthermore be less than
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* or equal to 256 as client indices (sent over the network) are 8 bits.
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* It needs 1 more for the dedicated server.
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MAX_CLIENT_SLOTS = 256,
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/** Maximum number of internet interfaces supported. */
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/** How many vehicle/station types we put over the network */
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NETWORK_VEHICLE_TYPES = 5,
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NETWORK_STATION_TYPES = 5,
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/** 'Unique' identifier to be given to clients */
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INVALID_CLIENT_ID = 0, ///< Client is not part of anything
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CLIENT_ID_SERVER = 1, ///< Servers always have this ID
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CLIENT_ID_FIRST = 2, ///< The first client ID
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/** Indices into the client tables */
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typedef uint8 ClientIndex;
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/** Simple calculated statistics of a company */
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struct NetworkCompanyStats {
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uint16 num_vehicle[NETWORK_VEHICLE_TYPES]; ///< How many vehicles are there of this type?
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uint16 num_station[NETWORK_STATION_TYPES]; ///< How many stations are there of this type?
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bool ai; ///< Is this company an AI
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/** Some state information of a company, especially for servers */
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struct NetworkCompanyState {
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char password[NETWORK_PASSWORD_LENGTH]; ///< The password for the company
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uint16 months_empty; ///< How many months the company is empty
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struct NetworkClientInfo;
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enum NetworkPasswordType {
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NETWORK_GAME_PASSWORD,
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NETWORK_COMPANY_PASSWORD,
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DESTTYPE_BROADCAST, ///< Send message/notice to all clients (All)
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DESTTYPE_TEAM, ///< Send message/notice to everyone playing the same company (Team)
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DESTTYPE_CLIENT, ///< Send message/notice to only a certain client (Private)
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/** Actions that can be used for NetworkTextMessage */
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NETWORK_ACTION_SERVER_MESSAGE,
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NETWORK_ACTION_CHAT_COMPANY,
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NETWORK_ACTION_CHAT_CLIENT,
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NETWORK_ACTION_GIVE_MONEY,
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NETWORK_ACTION_NAME_CHANGE,
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NETWORK_ACTION_COMPANY_SPECTATOR,
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NETWORK_ACTION_COMPANY_JOIN,
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NETWORK_ACTION_COMPANY_NEW,
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/** Messages the server can give */
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enum NetworkServerMessage {
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NETWORK_SERVER_MESSAGE_GAME_PAUSED_PLAYERS, ///< Game paused (not enough players)
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NETWORK_SERVER_MESSAGE_GAME_UNPAUSED_PLAYERS, ///< Game unpaused (enough players)
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NETWORK_SERVER_MESSAGE_GAME_PAUSED_CONNECT, ///< Game paused (connecting client)
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NETWORK_SERVER_MESSAGE_GAME_UNPAUSED_CONNECT, ///< Game unpaused (client connected)
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NETWORK_SERVER_MESSAGE_GAME_UNPAUSED_CONNECT_FAIL, ///< Game unpaused (client failed to connect)
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NETWORK_SERVER_MESSAGE_END
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enum NetworkErrorCode {
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NETWORK_ERROR_GENERAL, // Try to use this one like never
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/* Signals from clients */
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NETWORK_ERROR_DESYNC,
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NETWORK_ERROR_SAVEGAME_FAILED,
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NETWORK_ERROR_CONNECTION_LOST,
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NETWORK_ERROR_ILLEGAL_PACKET,
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NETWORK_ERROR_NEWGRF_MISMATCH,
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/* Signals from servers */
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NETWORK_ERROR_NOT_AUTHORIZED,
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NETWORK_ERROR_NOT_EXPECTED,
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NETWORK_ERROR_WRONG_REVISION,
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NETWORK_ERROR_NAME_IN_USE,
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NETWORK_ERROR_WRONG_PASSWORD,
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NETWORK_ERROR_COMPANY_MISMATCH, // Happens in CLIENT_COMMAND
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NETWORK_ERROR_KICKED,
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NETWORK_ERROR_CHEATER,
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#endif /* ENABLE_NETWORK */
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#endif /* NETWORK_TYPE_H */
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src/network/network_type.h
