1

#ifndef NETWORK_H

     2

#define NETWORK_H

     3

     4

#define NOREV_STRING "norev000"

     5

     6

#ifdef ENABLE_NETWORK

     7

     8

// If this line is enable, every frame will have a sync test

     9

//  this is not needed in normal games. Normal is like 1 sync in 100

    10

//  frames. You can enable this if you have a lot of desyncs on a certain

    11

//  game.

    12

// Remember: both client and server have to be compiled with this

    13

//  option enabled to make it to work. If one of the two has it disabled

    14

//  nothing will happen.

    15

//#define ENABLE_NETWORK_SYNC_EVERY_FRAME

    16

    17

// In theory sending 1 of the 2 seeds is enough to check for desyncs

    18

//   so in theory, this next define can be left off.

    19

//#define NETWORK_SEND_DOUBLE_SEED

    20

    21

// How many clients can we have? Like.. MAX_PLAYERS - 1 is the amount of

    22

//  players that can really play.. so.. a max of 4 spectators.. gives us..

    23

//  MAX_PLAYERS + 3

    24

#define MAX_CLIENTS (MAX_PLAYERS + 3)

    25

    26

    27

// Do not change this next line. It should _ALWAYS_ be MAX_CLIENTS + 1

    28

#define MAX_CLIENT_INFO (MAX_CLIENTS + 1)

    29

    30

/* Stuff for the master-server */

    31

#define NETWORK_MASTER_SERVER_PORT 3978

    32

#define NETWORK_MASTER_SERVER_HOST "master.openttd.org"

    33

#define NETWORK_MASTER_SERVER_WELCOME_MESSAGE "OpenTTDRegister"

    34

    35

#define NETWORK_DEFAULT_PORT 3979

    36

    37

#define MAX_INTERFACES 9

    38

    39

    40

// How many vehicle/station types we put over the network

    41

#define NETWORK_VEHICLE_TYPES 5

    42

#define NETWORK_STATION_TYPES 5

    43

    44

enum {

    45

	NETWORK_NAME_LENGTH        = 80,

    46

	NETWORK_HOSTNAME_LENGTH    = 80,

    47

	NETWORK_REVISION_LENGTH    = 10,

    48

	NETWORK_PASSWORD_LENGTH    = 20,

    49

	NETWORK_PLAYERS_LENGTH     = 200,

    50

	NETWORK_CLIENT_NAME_LENGTH = 25,

    51

	NETWORK_RCONCOMMAND_LENGTH = 500,

    52

};

    53

    54

// This is the struct used by both client and server

    55

//  some fields will be empty on the client (like game_password) by default

    56

//  and only filled with data a player enters.

    57

typedef struct NetworkGameInfo {

    58

	char server_name[NETWORK_NAME_LENGTH];					// Server name

    59

	char hostname[NETWORK_HOSTNAME_LENGTH];					// Hostname of the server (if any)

    60

	char server_revision[NETWORK_REVISION_LENGTH];	// The SVN version number the server is using (e.g.: 'r304')

    61

																									//  It even shows a SVN version in release-version, so

    62

																									//  it is easy to compare if a server is of the correct version

    63

	byte server_lang;																// Language of the server (we should make a nice table for this)

    64

	byte use_password;															// Is set to != 0 if it uses a password

    65

	char server_password[NETWORK_PASSWORD_LENGTH];	// On the server: the game password, on the client: != "" if server has password

    66

	byte clients_max;																// Max clients allowed on server

    67

	byte clients_on;																// Current count of clients on server

    68

	byte spectators_on;															// How many spectators do we have?

    69

	uint16 game_date;																// Current date

    70

	uint16 start_date;															// When the game started

    71

	char map_name[NETWORK_NAME_LENGTH];							// Map which is played ["random" for a randomized map]

    72

	uint16 map_width;																// Map width

    73

	uint16 map_height;															// Map height

    74

	byte map_set;																		// Graphical set

    75

	bool dedicated;																	// Is this a dedicated server?

    76

	char rcon_password[NETWORK_PASSWORD_LENGTH];		// RCon password for the server. "" if rcon is disabled

    77

} NetworkGameInfo;

    78

    79

typedef struct NetworkPlayerInfo {

    80

	char company_name[NETWORK_NAME_LENGTH];					// Company name

    81

	char password[NETWORK_PASSWORD_LENGTH];					// The password for the player

    82

	byte inaugurated_year;													// What year the company started in

    83

	int64 company_value;														// The company value

    84

	int64 money;																		// The amount of money the company has

    85

	int64 income;																		// How much did the company earned last year

    86

	uint16 performance;															// What was his performance last month?

    87

	byte use_password;													// 0: No password 1: There is a password

    88

	uint16 num_vehicle[NETWORK_VEHICLE_TYPES];			// How many vehicles are there of this type?

    89

	uint16 num_station[NETWORK_STATION_TYPES];			// How many stations are there of this type?

    90

	char players[NETWORK_PLAYERS_LENGTH];						// The players that control this company (Name1, name2, ..)

    91

	uint16 months_empty;														// How many months the company is empty

    92

} NetworkPlayerInfo;

    93

    94

typedef struct NetworkClientInfo {

   102

} NetworkClientInfo;

   103

   104

typedef struct NetworkGameList {

   105

	NetworkGameInfo info;

   106

	uint32 ip;

   107

	uint16 port;

   108

	bool online;																		// False if the server did not respond (default status)

   109

	bool manually;																	// True if the server was added manually

   110

	struct NetworkGameList *next;

   111

} NetworkGameList;

   112

   113

typedef enum {

   114

	NETWORK_JOIN_STATUS_CONNECTING,

   115

	NETWORK_JOIN_STATUS_AUTHORIZING,

   116

	NETWORK_JOIN_STATUS_WAITING,

   117

	NETWORK_JOIN_STATUS_DOWNLOADING,

   118

	NETWORK_JOIN_STATUS_PROCESSING,

   119

	NETWORK_JOIN_STATUS_REGISTERING,

   120

   121

	NETWORK_JOIN_STATUS_GETTING_COMPANY_INFO,

   122

} NetworkJoinStatus;

   123

   124

// language ids for server_lang and client_lang

   125

typedef enum {

   126

	NETLANG_ANY = 0,

   127

	NETLANG_ENGLISH = 1,

   128

	NETLANG_GERMAN = 2,

   129

	NETLANG_FRENCH = 3,

   130

} NetworkLanguage;

   131

   132

VARDEF NetworkGameList *_network_game_list;

   133

   134

VARDEF NetworkGameInfo _network_game_info;

   135

VARDEF NetworkPlayerInfo _network_player_info[MAX_PLAYERS];

   136

VARDEF NetworkClientInfo _network_client_info[MAX_CLIENT_INFO];

   137

   138

VARDEF char _network_player_name[NETWORK_NAME_LENGTH];

   139

VARDEF char _network_default_ip[NETWORK_HOSTNAME_LENGTH];

   140

   141

VARDEF uint16 _network_own_client_index;

   142

VARDEF char _network_unique_id[NETWORK_NAME_LENGTH]; // Our own unique ID

   143

   144

VARDEF uint32 _frame_counter_server; // The frame_counter of the server, if in network-mode

   145

VARDEF uint32 _frame_counter_max; // To where we may go with our clients

   146

   147

// networking settings

   148

VARDEF uint32 _network_ip_list[MAX_INTERFACES + 1]; // Network IPs

   149

VARDEF uint16 _network_game_count;

   150

   151

VARDEF uint16 _network_lobby_company_count;

   152

   153

VARDEF uint _network_server_port;

   154

/* We use bind_ip and bind_ip_host, where bind_ip_host is the readable form of

   155

    bind_ip_host, and bind_ip the numeric value, because we want a nice number

   156

    in the openttd.cfg, but we wants to use the uint32 internally.. */

   157

VARDEF uint32 _network_server_bind_ip;

   158

VARDEF char _network_server_bind_ip_host[NETWORK_HOSTNAME_LENGTH];

   159

VARDEF bool _is_network_server; // Does this client wants to be a network-server?

   160

VARDEF char _network_server_name[NETWORK_NAME_LENGTH];

   161

VARDEF char _network_server_password[NETWORK_PASSWORD_LENGTH];

   162

VARDEF char _network_rcon_password[NETWORK_PASSWORD_LENGTH];

   163

   164

VARDEF uint16 _network_max_join_time;             //! Time a client can max take to join

   165

VARDEF bool _network_pause_on_join;               //! Pause the game when a client tries to join (more chance of succeeding join)

   166

   167

VARDEF uint16 _redirect_console_to_client;

   168

   169

VARDEF uint16 _network_sync_freq;

   170

VARDEF uint8 _network_frame_freq;

   171

   172

VARDEF uint32 _sync_seed_1, _sync_seed_2;

   173

VARDEF uint32 _sync_frame;

   174

VARDEF bool _network_first_time;

   175

// Vars needed for the join-GUI

   176

VARDEF NetworkJoinStatus _network_join_status;

   177

VARDEF uint8 _network_join_waiting;

   178

VARDEF uint16 _network_join_kbytes;

   179

VARDEF uint16 _network_join_kbytes_total;

   180

   181

VARDEF char _network_last_host[NETWORK_HOSTNAME_LENGTH];

   182

VARDEF short _network_last_port;

   183

VARDEF uint32 _network_last_host_ip;

   184

VARDEF uint8 _network_reconnect;

   185

   186

VARDEF bool _network_udp_server;

   187

VARDEF uint16 _network_udp_broadcast;

   188

   189

VARDEF byte _network_lan_internet;

   190

   191

VARDEF bool _network_advertise;

   192

VARDEF uint16 _network_last_advertise_date;

   193

VARDEF uint8 _network_advertise_retries;

   194

   195

VARDEF bool _network_autoclean_companies;

   196

VARDEF uint8 _network_autoclean_unprotected; // Remove a company after X months

   197

VARDEF uint8 _network_autoclean_protected;   // Unprotect a company after X months

   198

   199

VARDEF uint16 _network_restart_game_date;    // If this year is reached, the server automaticly restarts

   200

   201

NetworkGameList *NetworkQueryServer(const char* host, unsigned short port, bool game_info);

   202

   203

#endif /* ENABLE_NETWORK */

   204

   205

// Those variables must always be registered!

   206

#define MAX_SAVED_SERVERS 10

   207

VARDEF char *_network_host_list[MAX_SAVED_SERVERS];

   208

#define MAX_BANS 25

   209

VARDEF char *_network_ban_list[MAX_BANS];

   210

VARDEF bool _networking;

   211

VARDEF bool _network_available;  // is network mode available?

   212

VARDEF bool _network_server; // network-server is active

   213

VARDEF bool _network_dedicated; // are we a dedicated server?

   214

VARDEF byte _network_playas; // an id to play as..

   215

   216

void ParseConnectionString(const char **player, const char **port, char *connection_string);

   217

void NetworkUpdateClientInfo(uint16 client_index);

   218

void NetworkAddServer(const char *b);

   219

void NetworkRebuildHostList(void);

   220

bool NetworkChangeCompanyPassword(byte argc, char *argv[]);

   221

   222

#endif /* NETWORK_H */