# network_client.cpp

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    00001 /* $Id: network_client.cpp 18875 2010-01-21 11:17:40Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * 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.
    00006  * 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.
    00007  * 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/>.
    00008  */
    00009
    00012 #ifdef ENABLE_NETWORK
    00013
    00014 #include "../stdafx.h"
    00015 #include "../debug.h"
    00016 #include "network_internal.h"
    00017 #include "network_gui.h"
    00018 #include "../saveload/saveload.h"
    00019 #include "../command_func.h"
    00020 #include "../console_func.h"
    00021 #include "../fileio_func.h"
    00022 #include "../3rdparty/md5/md5.h"
    00023 #include "../strings_func.h"
    00024 #include "../window_func.h"
    00025 #include "../company_func.h"
    00026 #include "../company_base.h"
    00027 #include "../company_gui.h"
    00028 #include "../rev.h"
    00029 #include "network.h"
    00030 #include "network_base.h"
    00031
    00032 #include "table/strings.h"
    00033
    00034 /* This file handles all the client-commands */
    00035
    00036
    00037 /* So we don't make too much typos ;) */
    00038 #define MY_CLIENT NetworkClientSocket::Get(0)
    00039
    00040 static uint32 last_ack_frame;
    00041
    00043 static uint32 _password_game_seed;
    00045 static char _password_server_id[NETWORK_SERVER_ID_LENGTH];
    00046
    00048 static uint8 _network_server_max_companies;
    00050 static uint8 _network_server_max_spectators;
    00051
    00053 CompanyID _network_join_as;
    00054
    00056 const char *_network_join_server_password = NULL;
    00058 const char *_network_join_company_password = NULL;
    00059
    00061 assert_compile(NETWORK_SERVER_ID_LENGTH == 16 * 2 + 1);
    00062
    00068 static const char *GenerateCompanyPasswordHash(const char *password)
    00069 {
    00070   if (StrEmpty(password)) return password;
    00071
    00072   char salted_password[NETWORK_SERVER_ID_LENGTH];
    00073
    00074   memset(salted_password, 0, sizeof(salted_password));
    00075   snprintf(salted_password, sizeof(salted_password), "%s", password);
    00076   /* Add the game seed and the server's ID as the salt. */
    00077   for (uint i = 0; i < NETWORK_SERVER_ID_LENGTH - 1; i++) salted_password[i] ^= _password_server_id[i] ^ (_password_game_seed >> i);
    00078
    00079   Md5 checksum;
    00080   uint8 digest[16];
    00081   static char hashed_password[NETWORK_SERVER_ID_LENGTH];
    00082
    00083   /* Generate the MD5 hash */
    00084   checksum.Append((const uint8*)salted_password, sizeof(salted_password) - 1);
    00085   checksum.Finish(digest);
    00086
    00087   for (int di = 0; di < 16; di++) sprintf(hashed_password + di * 2, "%02x", digest[di]);
    00088   hashed_password[lengthof(hashed_password) - 1] = '\0';
    00089
    00090   return hashed_password;
    00091 }
    00092
    00096 void HashCurrentCompanyPassword(const char *password)
    00097 {
    00098   _password_game_seed = _settings_game.game_creation.generation_seed;
    00099   strecpy(_password_server_id, _settings_client.network.network_id, lastof(_password_server_id));
    00100
    00101   const char *new_pw = GenerateCompanyPasswordHash(password);
    00102   strecpy(_network_company_states[_local_company].password, new_pw, lastof(_network_company_states[_local_company].password));
    00103
    00104   if (_network_server) {
    00105     NetworkServerUpdateCompanyPassworded(_local_company, !StrEmpty(_network_company_states[_local_company].password));
    00106   }
    00107 }
    00108
    00109
    00110 /***********
    00111  * Sending functions
    00112  *   DEF_CLIENT_SEND_COMMAND has no parameters
    00113  ************/
    00114
    00115 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_COMPANY_INFO)
    00116 {
    00117   /*
    00118    * Packet: CLIENT_COMPANY_INFO
    00119    * Function: Request company-info (in detail)
    00120    * Data:
    00121    *    <none>
    00122    */
    00123   Packet *p;
    00124   _network_join_status = NETWORK_JOIN_STATUS_GETTING_COMPANY_INFO;
    00125   SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
    00126
    00127   p = new Packet(PACKET_CLIENT_COMPANY_INFO);
    00128   MY_CLIENT->Send_Packet(p);
    00129 }
    00130
    00131 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_JOIN)
    00132 {
    00133   /*
    00134    * Packet: CLIENT_JOIN
    00135    * Function: Try to join the server
    00136    * Data:
    00137    *    String: OpenTTD Revision (norev000 if no revision)
    00138    *    String: Client Name (max NETWORK_NAME_LENGTH)
    00139    *    uint8:  Play as Company id (1..MAX_COMPANIES)
    00140    *    uint8:  Language ID
    00141    */
    00142
    00143   Packet *p;
    00144   _network_join_status = NETWORK_JOIN_STATUS_AUTHORIZING;
    00145   SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
    00146
    00147   p = new Packet(PACKET_CLIENT_JOIN);
    00148   p->Send_string(_openttd_revision);
    00149   p->Send_string(_settings_client.network.client_name); // Client name
    00150   p->Send_uint8 (_network_join_as);     // PlayAs
    00151   p->Send_uint8 (NETLANG_ANY);          // Language
    00152   MY_CLIENT->Send_Packet(p);
    00153 }
    00154
    00155 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_NEWGRFS_CHECKED)
    00156 {
    00157   /*
    00158    * Packet: CLIENT_NEWGRFS_CHECKED
    00159    * Function: Tell the server that we have the required GRFs
    00160    * Data:
    00161    */
    00162
    00163   Packet *p = new Packet(PACKET_CLIENT_NEWGRFS_CHECKED);
    00164   MY_CLIENT->Send_Packet(p);
    00165 }
    00166
    00167 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_PASSWORD)(NetworkPasswordType type, const char *password)
    00168 {
    00169   /*
    00170    * Packet: CLIENT_PASSWORD
    00171    * Function: Send a password to the server to authorize
    00172    * Data:
    00173    *    uint8:  NetworkPasswordType
    00174    *    String: Password
    00175    */
    00176   Packet *p = new Packet(PACKET_CLIENT_PASSWORD);
    00177   p->Send_uint8 (type);
    00178   p->Send_string(type == NETWORK_GAME_PASSWORD ? password : GenerateCompanyPasswordHash(password));
    00179   MY_CLIENT->Send_Packet(p);
    00180 }
    00181
    00182 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_GETMAP)
    00183 {
    00184   /*
    00185    * Packet: CLIENT_GETMAP
    00186    * Function: Request the map from the server
    00187    * Data:
    00188    *    <none>
    00189    */
    00190
    00191   Packet *p = new Packet(PACKET_CLIENT_GETMAP);
    00192   /* Send the OpenTTD version to the server, let it validate it too.
    00193    * But only do it for stable releases because of those we are sure
    00194    * that everybody has the same NewGRF version. For trunk and the
    00195    * branches we make tarballs of the OpenTTDs compiled from tarball
    00196    * will have the lower bits set to 0. As such they would become
    00197    * incompatible, which we would like to prevent by this. */
    00198   if (HasBit(_openttd_newgrf_version, 19)) p->Send_uint32(_openttd_newgrf_version);
    00199   MY_CLIENT->Send_Packet(p);
    00200 }
    00201
    00202 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_MAP_OK)
    00203 {
    00204   /*
    00205    * Packet: CLIENT_MAP_OK
    00206    * Function: Tell the server that we are done receiving/loading the map
    00207    * Data:
    00208    *    <none>
    00209    */
    00210
    00211   Packet *p = new Packet(PACKET_CLIENT_MAP_OK);
    00212   MY_CLIENT->Send_Packet(p);
    00213 }
    00214
    00215 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_ACK)
    00216 {
    00217   /*
    00218    * Packet: CLIENT_ACK
    00219    * Function: Tell the server we are done with this frame
    00220    * Data:
    00221    *    uint32: current FrameCounter of the client
    00222    */
    00223
    00224   Packet *p = new Packet(PACKET_CLIENT_ACK);
    00225
    00226   p->Send_uint32(_frame_counter);
    00227   MY_CLIENT->Send_Packet(p);
    00228 }
    00229
    00230 /* Send a command packet to the server */
    00231 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_COMMAND)(const CommandPacket *cp)
    00232 {
    00233   /*
    00234    * Packet: CLIENT_COMMAND
    00235    * Function: Send a DoCommand to the Server
    00236    * Data:
    00237    *    uint8:  CompanyID (0..MAX_COMPANIES-1)
    00238    *    uint32: CommandID (see command.h)
    00239    *    uint32: P1 (free variables used in DoCommand)
    00240    *    uint32: P2
    00241    *    uint32: Tile
    00242    *    string: text
    00243    *    uint8:  CallBackID
    00244    */
    00245
    00246   Packet *p = new Packet(PACKET_CLIENT_COMMAND);
    00247   MY_CLIENT->Send_Command(p, cp);
    00248
    00249   MY_CLIENT->Send_Packet(p);
    00250 }
    00251
    00252 /* Send a chat-packet over the network */
    00253 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_CHAT)(NetworkAction action, DestType type, int dest, const char *msg, int64 data)
    00254 {
    00255   /*
    00256    * Packet: CLIENT_CHAT
    00257    * Function: Send a chat-packet to the serve
    00258    * Data:
    00259    *    uint8:  ActionID (see network_data.h, NetworkAction)
    00260    *    uint8:  Destination Type (see network_data.h, DestType);
    00261    *    uint32: Destination CompanyID/Client-identifier
    00262    *    String: Message (max NETWORK_CHAT_LENGTH)
    00263    *    uint64: Some arbitrary number
    00264    */
    00265
    00266   Packet *p = new Packet(PACKET_CLIENT_CHAT);
    00267
    00268   p->Send_uint8 (action);
    00269   p->Send_uint8 (type);
    00270   p->Send_uint32(dest);
    00271   p->Send_string(msg);
    00272   p->Send_uint64(data);
    00273
    00274   MY_CLIENT->Send_Packet(p);
    00275 }
    00276
    00277 /* Send an error-packet over the network */
    00278 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_ERROR)(NetworkErrorCode errorno)
    00279 {
    00280   /*
    00281    * Packet: CLIENT_ERROR
    00282    * Function: The client made an error and is quiting the game
    00283    * Data:
    00284    *    uint8:  ErrorID (see network_data.h, NetworkErrorCode)
    00285    */
    00286   Packet *p = new Packet(PACKET_CLIENT_ERROR);
    00287
    00288   p->Send_uint8(errorno);
    00289   MY_CLIENT->Send_Packet(p);
    00290 }
    00291
    00292 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_SET_PASSWORD)(const char *password)
    00293 {
    00294   /*
    00295    * Packet: PACKET_CLIENT_SET_PASSWORD
    00296    * Function: Set the password for the clients current company
    00297    * Data:
    00298    *    String: Password
    00299    */
    00300   Packet *p = new Packet(PACKET_CLIENT_SET_PASSWORD);
    00301
    00302   p->Send_string(GenerateCompanyPasswordHash(password));
    00303   MY_CLIENT->Send_Packet(p);
    00304 }
    00305
    00306 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_SET_NAME)(const char *name)
    00307 {
    00308   /*
    00309    * Packet: PACKET_CLIENT_SET_NAME
    00310    * Function: Gives the client a new name
    00311    * Data:
    00312    *    String: Name
    00313    */
    00314   Packet *p = new Packet(PACKET_CLIENT_SET_NAME);
    00315
    00316   p->Send_string(name);
    00317   MY_CLIENT->Send_Packet(p);
    00318 }
    00319
    00320 /* Send an quit-packet over the network */
    00321 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_QUIT)()
    00322 {
    00323   /*
    00324    * Packet: CLIENT_QUIT
    00325    * Function: The client is quiting the game
    00326    * Data:
    00327    */
    00328   Packet *p = new Packet(PACKET_CLIENT_QUIT);
    00329
    00330   MY_CLIENT->Send_Packet(p);
    00331 }
    00332
    00333 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_RCON)(const char *pass, const char *command)
    00334 {
    00335   Packet *p = new Packet(PACKET_CLIENT_RCON);
    00336   p->Send_string(pass);
    00337   p->Send_string(command);
    00338   MY_CLIENT->Send_Packet(p);
    00339 }
    00340
    00341 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_MOVE)(CompanyID company, const char *pass)
    00342 {
    00343   Packet *p = new Packet(PACKET_CLIENT_MOVE);
    00344   p->Send_uint8(company);
    00345   p->Send_string(GenerateCompanyPasswordHash(pass));
    00346   MY_CLIENT->Send_Packet(p);
    00347 }
    00348
    00349
    00350 /***********
    00351  * Receiving functions
    00352  *   DEF_CLIENT_RECEIVE_COMMAND has parameter: Packet *p
    00353  ************/
    00354
    00355 extern bool SafeSaveOrLoad(const char *filename, int mode, GameMode newgm, Subdirectory subdir);
    00356 extern StringID _switch_mode_errorstr;
    00357
    00358 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_FULL)
    00359 {
    00360   /* We try to join a server which is full */
    00361   _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_FULL;
    00362   DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
    00363
    00364   return NETWORK_RECV_STATUS_SERVER_FULL;
    00365 }
    00366
    00367 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_BANNED)
    00368 {
    00369   /* We try to join a server where we are banned */
    00370   _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_BANNED;
    00371   DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
    00372
    00373   return NETWORK_RECV_STATUS_SERVER_BANNED;
    00374 }
    00375
    00376 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO)
    00377 {
    00378   byte company_info_version = p->Recv_uint8();
    00379
    00380   if (!MY_CLIENT->HasClientQuit() && company_info_version == NETWORK_COMPANY_INFO_VERSION) {
    00381     /* We have received all data... (there are no more packets coming) */
    00382     if (!p->Recv_bool()) return NETWORK_RECV_STATUS_CLOSE_QUERY;
    00383
    00384     CompanyID current = (Owner)p->Recv_uint8();
    00385     if (current >= MAX_COMPANIES) return NETWORK_RECV_STATUS_CLOSE_QUERY;
    00386
    00387     NetworkCompanyInfo *company_info = GetLobbyCompanyInfo(current);
    00388     if (company_info == NULL) return NETWORK_RECV_STATUS_CLOSE_QUERY;
    00389
    00390     p->Recv_string(company_info->company_name, sizeof(company_info->company_name));
    00391     company_info->inaugurated_year = p->Recv_uint32();
    00392     company_info->company_value    = p->Recv_uint64();
    00393     company_info->money            = p->Recv_uint64();
    00394     company_info->income           = p->Recv_uint64();
    00395     company_info->performance      = p->Recv_uint16();
    00396     company_info->use_password     = p->Recv_bool();
    00397     for (int i = 0; i < NETWORK_VEHICLE_TYPES; i++)
    00398       company_info->num_vehicle[i] = p->Recv_uint16();
    00399     for (int i = 0; i < NETWORK_STATION_TYPES; i++)
    00400       company_info->num_station[i] = p->Recv_uint16();
    00401     company_info->ai               = p->Recv_bool();
    00402
    00403     p->Recv_string(company_info->clients, sizeof(company_info->clients));
    00404
    00405     SetWindowDirty(WC_NETWORK_WINDOW, 0);
    00406
    00407     return NETWORK_RECV_STATUS_OKAY;
    00408   }
    00409
    00410   return NETWORK_RECV_STATUS_CLOSE_QUERY;
    00411 }
    00412
    00413 /* This packet contains info about the client (playas and name)
    00414  *  as client we save this in NetworkClientInfo, linked via 'client_id'
    00415  *  which is always an unique number on a server. */
    00416 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO)
    00417 {
    00418   NetworkClientInfo *ci;
    00419   ClientID client_id = (ClientID)p->Recv_uint32();
    00420   CompanyID playas = (CompanyID)p->Recv_uint8();
    00421   char name[NETWORK_NAME_LENGTH];
    00422
    00423   p->Recv_string(name, sizeof(name));
    00424
    00425   if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
    00426
    00427   ci = NetworkFindClientInfoFromClientID(client_id);
    00428   if (ci != NULL) {
    00429     if (playas == ci->client_playas && strcmp(name, ci->client_name) != 0) {
    00430       /* Client name changed, display the change */
    00431       NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, CC_DEFAULT, false, ci->client_name, name);
    00432     } else if (playas != ci->client_playas) {
    00433       /* The client changed from client-player..
    00434        * Do not display that for now */
    00435     }
    00436
    00437     ci->client_playas = playas;
    00438     strecpy(ci->client_name, name, lastof(ci->client_name));
    00439
    00440     SetWindowDirty(WC_CLIENT_LIST, 0);
    00441
    00442     return NETWORK_RECV_STATUS_OKAY;
    00443   }
    00444
    00445   /* We don't have this client_id yet, find an empty client_id, and put the data there */
    00446   ci = new NetworkClientInfo(client_id);
    00447   ci->client_playas = playas;
    00448   if (client_id == _network_own_client_id) MY_CLIENT->SetInfo(ci);
    00449
    00450   strecpy(ci->client_name, name, lastof(ci->client_name));
    00451
    00452   SetWindowDirty(WC_CLIENT_LIST, 0);
    00453
    00454   return NETWORK_RECV_STATUS_OKAY;
    00455 }
    00456
    00457 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_ERROR)
    00458 {
    00459   NetworkErrorCode error = (NetworkErrorCode)p->Recv_uint8();
    00460
    00461   switch (error) {
    00462     /* We made an error in the protocol, and our connection is closed.... */
    00463     case NETWORK_ERROR_NOT_AUTHORIZED:
    00464     case NETWORK_ERROR_NOT_EXPECTED:
    00465     case NETWORK_ERROR_COMPANY_MISMATCH:
    00466       _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_ERROR;
    00467       break;
    00468     case NETWORK_ERROR_FULL:
    00469       _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_FULL;
    00470       break;
    00471     case NETWORK_ERROR_WRONG_REVISION:
    00472       _switch_mode_errorstr = STR_NETWORK_ERROR_WRONG_REVISION;
    00473       break;
    00474     case NETWORK_ERROR_WRONG_PASSWORD:
    00475       _switch_mode_errorstr = STR_NETWORK_ERROR_WRONG_PASSWORD;
    00476       break;
    00477     case NETWORK_ERROR_KICKED:
    00478       _switch_mode_errorstr = STR_NETWORK_ERROR_KICKED;
    00479       break;
    00480     case NETWORK_ERROR_CHEATER:
    00481       _switch_mode_errorstr = STR_NETWORK_ERROR_CHEATER;
    00482       break;
    00483     default:
    00484       _switch_mode_errorstr = STR_NETWORK_ERROR_LOSTCONNECTION;
    00485   }
    00486
    00487   DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
    00488
    00489   return NETWORK_RECV_STATUS_SERVER_ERROR;
    00490 }
    00491
    00492 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CHECK_NEWGRFS)
    00493 {
    00494   uint grf_count = p->Recv_uint8();
    00495   NetworkRecvStatus ret = NETWORK_RECV_STATUS_OKAY;
    00496
    00497   /* Check all GRFs */
    00498   for (; grf_count > 0; grf_count--) {
    00499     GRFConfig c;
    00500     MY_CLIENT->Recv_GRFIdentifier(p, &c);
    00501
    00502     /* Check whether we know this GRF */
    00503     const GRFConfig *f = FindGRFConfig(c.grfid, c.md5sum);
    00504     if (f == NULL) {
    00505       /* We do not know this GRF, bail out of initialization */
    00506       char buf[sizeof(c.md5sum) * 2 + 1];
    00507       md5sumToString(buf, lastof(buf), c.md5sum);
    00508       DEBUG(grf, 0, "NewGRF %08X not found; checksum %s", BSWAP32(c.grfid), buf);
    00509       ret = NETWORK_RECV_STATUS_NEWGRF_MISMATCH;
    00510     }
    00511   }
    00512
    00513   if (ret == NETWORK_RECV_STATUS_OKAY) {
    00514     /* Start receiving the map */
    00515     SEND_COMMAND(PACKET_CLIENT_NEWGRFS_CHECKED)();
    00516   } else {
    00517     /* NewGRF mismatch, bail out */
    00518     _switch_mode_errorstr = STR_NETWORK_ERROR_NEWGRF_MISMATCH;
    00519   }
    00520   return ret;
    00521 }
    00522
    00523 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_NEED_PASSWORD)
    00524 {
    00525   NetworkPasswordType type = (NetworkPasswordType)p->Recv_uint8();
    00526
    00527   const char *password = _network_join_server_password;
    00528
    00529   switch (type) {
    00530     case NETWORK_COMPANY_PASSWORD:
    00531       /* Initialize the password hash salting variables. */
    00532       _password_game_seed = p->Recv_uint32();
    00533       p->Recv_string(_password_server_id, sizeof(_password_server_id));
    00534       if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00535       password = _network_join_company_password;
    00536       /* FALL THROUGH */
    00537     case NETWORK_GAME_PASSWORD:
    00538       if (StrEmpty(password)) {
    00539         ShowNetworkNeedPassword(type);
    00540       } else {
    00541         SEND_COMMAND(PACKET_CLIENT_PASSWORD)(type, password);
    00542       }
    00543       return NETWORK_RECV_STATUS_OKAY;
    00544
    00545     default: return NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00546   }
    00547 }
    00548
    00549 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_WELCOME)
    00550 {
    00551   _network_own_client_id = (ClientID)p->Recv_uint32();
    00552
    00553   /* Initialize the password hash salting variables, even if they were previously. */
    00554   _password_game_seed = p->Recv_uint32();
    00555   p->Recv_string(_password_server_id, sizeof(_password_server_id));
    00556
    00557   /* Start receiving the map */
    00558   SEND_COMMAND(PACKET_CLIENT_GETMAP)();
    00559   return NETWORK_RECV_STATUS_OKAY;
    00560 }
    00561
    00562 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_WAIT)
    00563 {
    00564   _network_join_status = NETWORK_JOIN_STATUS_WAITING;
    00565   _network_join_waiting = p->Recv_uint8();
    00566   SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
    00567
    00568   /* We are put on hold for receiving the map.. we need GUI for this ;) */
    00569   DEBUG(net, 1, "The server is currently busy sending the map to someone else, please wait..." );
    00570   DEBUG(net, 1, "There are %d clients in front of you", _network_join_waiting);
    00571
    00572   return NETWORK_RECV_STATUS_OKAY;
    00573 }
    00574
    00575 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MAP)
    00576 {
    00577   static FILE *file_pointer;
    00578
    00579   byte maptype;
    00580
    00581   maptype = p->Recv_uint8();
    00582
    00583   if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
    00584
    00585   /* First packet, init some stuff */
    00586   if (maptype == MAP_PACKET_START) {
    00587     file_pointer = FioFOpenFile("network_client.tmp", "wb", AUTOSAVE_DIR);;
    00588     if (file_pointer == NULL) {
    00589       _switch_mode_errorstr = STR_NETWORK_ERROR_SAVEGAMEERROR;
    00590       return NETWORK_RECV_STATUS_SAVEGAME;
    00591     }
    00592
    00593     _frame_counter = _frame_counter_server = _frame_counter_max = p->Recv_uint32();
    00594
    00595     _network_join_bytes = 0;
    00596     _network_join_bytes_total = p->Recv_uint32();
    00597
    00598     /* If the network connection has been closed due to loss of connection
    00599      * or when _network_join_kbytes_total is 0, the join status window will
    00600      * do a division by zero. When the connection is lost, we just return
    00601      * that. If kbytes_total is 0, the packet must be malformed as a
    00602      * savegame less than 1 kilobyte is practically impossible. */
    00603     if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
    00604     if (_network_join_bytes_total == 0) return NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00605
    00606     _network_join_status = NETWORK_JOIN_STATUS_DOWNLOADING;
    00607     SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
    00608
    00609     /* The first packet does not contain any more data */
    00610     return NETWORK_RECV_STATUS_OKAY;
    00611   }
    00612
    00613   if (maptype == MAP_PACKET_NORMAL) {
    00614     /* We are still receiving data, put it to the file */
    00615     if (fwrite(p->buffer + p->pos, 1, p->size - p->pos, file_pointer) != (size_t)(p->size - p->pos)) {
    00616       _switch_mode_errorstr = STR_NETWORK_ERROR_SAVEGAMEERROR;
    00617       return NETWORK_RECV_STATUS_SAVEGAME;
    00618     }
    00619
    00620     _network_join_bytes = ftell(file_pointer);
    00621     SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
    00622   }
    00623
    00624   /* Check if this was the last packet */
    00625   if (maptype == MAP_PACKET_END) {
    00626     fclose(file_pointer);
    00627
    00628     _network_join_status = NETWORK_JOIN_STATUS_PROCESSING;
    00629     SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
    00630
    00631     /* The map is done downloading, load it */
    00632     if (!SafeSaveOrLoad("network_client.tmp", SL_LOAD, GM_NORMAL, AUTOSAVE_DIR)) {
    00633       DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
    00634       _switch_mode_errorstr = STR_NETWORK_ERROR_SAVEGAMEERROR;
    00635       return NETWORK_RECV_STATUS_SAVEGAME;
    00636     }
    00637     /* If the savegame has successfully loaded, ALL windows have been removed,
    00638      * only toolbar/statusbar and gamefield are visible */
    00639
    00640     /* Say we received the map and loaded it correctly! */
    00641     SEND_COMMAND(PACKET_CLIENT_MAP_OK)();
    00642
    00643     /* New company/spectator (invalid company) or company we want to join is not active
    00644      * Switch local company to spectator and await the server's judgement */
    00645     if (_network_join_as == COMPANY_NEW_COMPANY || !Company::IsValidID(_network_join_as)) {
    00646       SetLocalCompany(COMPANY_SPECTATOR);
    00647
    00648       if (_network_join_as != COMPANY_SPECTATOR) {
    00649         /* We have arrived and ready to start playing; send a command to make a new company;
    00650          * the server will give us a client-id and let us in */
    00651         _network_join_status = NETWORK_JOIN_STATUS_REGISTERING;
    00652         ShowJoinStatusWindow();
    00653         NetworkSend_Command(0, 0, 0, CMD_COMPANY_CTRL, NULL, NULL, _local_company);
    00654       }
    00655     } else {
    00656       /* take control over an existing company */
    00657       SetLocalCompany(_network_join_as);
    00658     }
    00659   }
    00660
    00661   return NETWORK_RECV_STATUS_OKAY;
    00662 }
    00663
    00664 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_FRAME)
    00665 {
    00666   _frame_counter_server = p->Recv_uint32();
    00667   _frame_counter_max = p->Recv_uint32();
    00668 #ifdef ENABLE_NETWORK_SYNC_EVERY_FRAME
    00669   /* Test if the server supports this option
    00670    *  and if we are at the frame the server is */
    00671   if (p->pos < p->size) {
    00672     _sync_frame = _frame_counter_server;
    00673     _sync_seed_1 = p->Recv_uint32();
    00674 #ifdef NETWORK_SEND_DOUBLE_SEED
    00675     _sync_seed_2 = p->Recv_uint32();
    00676 #endif
    00677   }
    00678 #endif
    00679   DEBUG(net, 5, "Received FRAME %d", _frame_counter_server);
    00680
    00681   /* Let the server know that we received this frame correctly
    00682    *  We do this only once per day, to save some bandwidth ;) */
    00683   if (!_network_first_time && last_ack_frame < _frame_counter) {
    00684     last_ack_frame = _frame_counter + DAY_TICKS;
    00685     DEBUG(net, 4, "Sent ACK at %d", _frame_counter);
    00686     SEND_COMMAND(PACKET_CLIENT_ACK)();
    00687   }
    00688
    00689   return NETWORK_RECV_STATUS_OKAY;
    00690 }
    00691
    00692 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_SYNC)
    00693 {
    00694   _sync_frame = p->Recv_uint32();
    00695   _sync_seed_1 = p->Recv_uint32();
    00696 #ifdef NETWORK_SEND_DOUBLE_SEED
    00697   _sync_seed_2 = p->Recv_uint32();
    00698 #endif
    00699
    00700   return NETWORK_RECV_STATUS_OKAY;
    00701 }
    00702
    00703 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMMAND)
    00704 {
    00705   CommandPacket cp;
    00706   const char *err = MY_CLIENT->Recv_Command(p, &cp);
    00707   cp.frame    = p->Recv_uint32();
    00708   cp.my_cmd   = p->Recv_bool();
    00709   cp.next     = NULL;
    00710
    00711   if (err != NULL) {
    00712     IConsolePrintF(CC_ERROR, "WARNING: %s from server, dropping...", err);
    00713     return NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00714   }
    00715
    00716   /* The server did send us this command..
    00717    *  queue it in our own queue, so we can handle it in the upcoming frame! */
    00718   NetworkAddCommandQueue(cp);
    00719
    00720   return NETWORK_RECV_STATUS_OKAY;
    00721 }
    00722
    00723 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CHAT)
    00724 {
    00725   char name[NETWORK_NAME_LENGTH], msg[NETWORK_CHAT_LENGTH];
    00726   const NetworkClientInfo *ci = NULL, *ci_to;
    00727
    00728   NetworkAction action = (NetworkAction)p->Recv_uint8();
    00729   ClientID client_id = (ClientID)p->Recv_uint32();
    00730   bool self_send = p->Recv_bool();
    00731   p->Recv_string(msg, NETWORK_CHAT_LENGTH);
    00732   int64 data = p->Recv_uint64();
    00733
    00734   ci_to = NetworkFindClientInfoFromClientID(client_id);
    00735   if (ci_to == NULL) return NETWORK_RECV_STATUS_OKAY;
    00736
    00737   /* Did we initiate the action locally? */
    00738   if (self_send) {
    00739     switch (action) {
    00740       case NETWORK_ACTION_CHAT_CLIENT:
    00741         /* For speaking to client we need the client-name */
    00742         snprintf(name, sizeof(name), "%s", ci_to->client_name);
    00743         ci = NetworkFindClientInfoFromClientID(_network_own_client_id);
    00744         break;
    00745
    00746       /* For speaking to company or giving money, we need the company-name */
    00747       case NETWORK_ACTION_GIVE_MONEY:
    00748         if (!Company::IsValidID(ci_to->client_playas)) return NETWORK_RECV_STATUS_OKAY;
    00749         /* fallthrough */
    00750       case NETWORK_ACTION_CHAT_COMPANY: {
    00751         StringID str = Company::IsValidID(ci_to->client_playas) ? STR_COMPANY_NAME : STR_NETWORK_SPECTATORS;
    00752         SetDParam(0, ci_to->client_playas);
    00753
    00754         GetString(name, str, lastof(name));
    00755         ci = NetworkFindClientInfoFromClientID(_network_own_client_id);
    00756       } break;
    00757
    00758       default: return NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00759     }
    00760   } else {
    00761     /* Display message from somebody else */
    00762     snprintf(name, sizeof(name), "%s", ci_to->client_name);
    00763     ci = ci_to;
    00764   }
    00765
    00766   if (ci != NULL)
    00767     NetworkTextMessage(action, (ConsoleColour)GetDrawStringCompanyColour(ci->client_playas), self_send, name, msg, data);
    00768   return NETWORK_RECV_STATUS_OKAY;
    00769 }
    00770
    00771 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT)
    00772 {
    00773   ClientID client_id = (ClientID)p->Recv_uint32();
    00774
    00775   NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(client_id);
    00776   if (ci != NULL) {
    00777     NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, ci->client_name, NULL, GetNetworkErrorMsg((NetworkErrorCode)p->Recv_uint8()));
    00778     delete ci;
    00779   }
    00780
    00781   SetWindowDirty(WC_CLIENT_LIST, 0);
    00782
    00783   return NETWORK_RECV_STATUS_OKAY;
    00784 }
    00785
    00786 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_QUIT)
    00787 {
    00788   NetworkClientInfo *ci;
    00789
    00790   ClientID client_id = (ClientID)p->Recv_uint32();
    00791
    00792   ci = NetworkFindClientInfoFromClientID(client_id);
    00793   if (ci != NULL) {
    00794     NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, ci->client_name, NULL, STR_NETWORK_MESSAGE_CLIENT_LEAVING);
    00795     delete ci;
    00796   } else {
    00797     DEBUG(net, 0, "Unknown client (%d) is leaving the game", client_id);
    00798   }
    00799
    00800   SetWindowDirty(WC_CLIENT_LIST, 0);
    00801
    00802   /* If we come here it means we could not locate the client.. strange :s */
    00803   return NETWORK_RECV_STATUS_OKAY;
    00804 }
    00805
    00806 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_JOIN)
    00807 {
    00808   ClientID client_id = (ClientID)p->Recv_uint32();
    00809
    00810   NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(client_id);
    00811   if (ci != NULL)
    00812     NetworkTextMessage(NETWORK_ACTION_JOIN, CC_DEFAULT, false, ci->client_name);
    00813
    00814   SetWindowDirty(WC_CLIENT_LIST, 0);
    00815
    00816   return NETWORK_RECV_STATUS_OKAY;
    00817 }
    00818
    00819 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN)
    00820 {
    00821   _switch_mode_errorstr = STR_NETWORK_MESSAGE_SERVER_SHUTDOWN;
    00822
    00823   return NETWORK_RECV_STATUS_SERVER_ERROR;
    00824 }
    00825
    00826 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_NEWGAME)
    00827 {
    00828   /* To trottle the reconnects a bit, every clients waits
    00829    *  his _local_company value before reconnecting
    00830    * COMPANY_SPECTATOR is currently 255, so to avoid long wait periods
    00831    *  set the max to 10. */
    00832   _network_reconnect = min(_local_company + 1, 10);
    00833   _switch_mode_errorstr = STR_NETWORK_MESSAGE_SERVER_REBOOT;
    00834
    00835   return NETWORK_RECV_STATUS_SERVER_ERROR;
    00836 }
    00837
    00838 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_RCON)
    00839 {
    00840   char rcon_out[NETWORK_RCONCOMMAND_LENGTH];
    00841
    00842   ConsoleColour colour_code = (ConsoleColour)p->Recv_uint16();
    00843   p->Recv_string(rcon_out, sizeof(rcon_out));
    00844
    00845   IConsolePrint(colour_code, rcon_out);
    00846
    00847   return NETWORK_RECV_STATUS_OKAY;
    00848 }
    00849
    00850 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MOVE)
    00851 {
    00852   /* Nothing more in this packet... */
    00853   ClientID client_id   = (ClientID)p->Recv_uint32();
    00854   CompanyID company_id = (CompanyID)p->Recv_uint8();
    00855
    00856   if (client_id == 0) {
    00857     /* definitely an invalid client id, debug message and do nothing. */
    00858     DEBUG(net, 0, "[move] received invalid client index = 0");
    00859     return NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00860   }
    00861
    00862   const NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(client_id);
    00863   /* Just make sure we do not try to use a client_index that does not exist */
    00864   if (ci == NULL) return NETWORK_RECV_STATUS_OKAY;
    00865
    00866   /* if not valid player, force spectator, else check player exists */
    00867   if (!Company::IsValidID(company_id)) company_id = COMPANY_SPECTATOR;
    00868
    00869   if (client_id == _network_own_client_id) {
    00870     SetLocalCompany(company_id);
    00871   }
    00872
    00873   return NETWORK_RECV_STATUS_OKAY;
    00874 }
    00875
    00876 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CONFIG_UPDATE)
    00877 {
    00878   _network_server_max_companies = p->Recv_uint8();
    00879   _network_server_max_spectators = p->Recv_uint8();
    00880
    00881   return NETWORK_RECV_STATUS_OKAY;
    00882 }
    00883
    00884 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_UPDATE)
    00885 {
    00886   _network_company_passworded = p->Recv_uint16();
    00887   SetWindowClassesDirty(WC_COMPANY);
    00888
    00889   return NETWORK_RECV_STATUS_OKAY;
    00890 }
    00891
    00892
    00893 /* The layout for the receive-functions by the client */
    00894 typedef NetworkRecvStatus NetworkClientPacket(Packet *p);
    00895
    00896 /* This array matches PacketType. At an incoming
    00897  *  packet it is matches against this array
    00898  *  and that way the right function to handle that
    00899  *  packet is found. */
    00900 static NetworkClientPacket * const _network_client_packet[] = {
    00901   RECEIVE_COMMAND(PACKET_SERVER_FULL),
    00902   RECEIVE_COMMAND(PACKET_SERVER_BANNED),
    00903   NULL, // PACKET_CLIENT_JOIN,
    00904   RECEIVE_COMMAND(PACKET_SERVER_ERROR),
    00905   NULL, // PACKET_CLIENT_COMPANY_INFO,
    00906   RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO),
    00907   RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO),
    00908   RECEIVE_COMMAND(PACKET_SERVER_NEED_PASSWORD),
    00909   NULL, // PACKET_CLIENT_PASSWORD,
    00910   RECEIVE_COMMAND(PACKET_SERVER_WELCOME),
    00911   NULL, // PACKET_CLIENT_GETMAP,
    00912   RECEIVE_COMMAND(PACKET_SERVER_WAIT),
    00913   RECEIVE_COMMAND(PACKET_SERVER_MAP),
    00914   NULL, // PACKET_CLIENT_MAP_OK,
    00915   RECEIVE_COMMAND(PACKET_SERVER_JOIN),
    00916   RECEIVE_COMMAND(PACKET_SERVER_FRAME),
    00917   RECEIVE_COMMAND(PACKET_SERVER_SYNC),
    00918   NULL, // PACKET_CLIENT_ACK,
    00919   NULL, // PACKET_CLIENT_COMMAND,
    00920   RECEIVE_COMMAND(PACKET_SERVER_COMMAND),
    00921   NULL, // PACKET_CLIENT_CHAT,
    00922   RECEIVE_COMMAND(PACKET_SERVER_CHAT),
    00923   NULL, // PACKET_CLIENT_SET_PASSWORD,
    00924   NULL, // PACKET_CLIENT_SET_NAME,
    00925   NULL, // PACKET_CLIENT_QUIT,
    00926   NULL, // PACKET_CLIENT_ERROR,
    00927   RECEIVE_COMMAND(PACKET_SERVER_QUIT),
    00928   RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT),
    00929   RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN),
    00930   RECEIVE_COMMAND(PACKET_SERVER_NEWGAME),
    00931   RECEIVE_COMMAND(PACKET_SERVER_RCON),
    00932   NULL, // PACKET_CLIENT_RCON,
    00933   RECEIVE_COMMAND(PACKET_SERVER_CHECK_NEWGRFS),
    00934   NULL, // PACKET_CLIENT_NEWGRFS_CHECKED,
    00935   RECEIVE_COMMAND(PACKET_SERVER_MOVE),
    00936   NULL, // PACKET_CLIENT_MOVE
    00937   RECEIVE_COMMAND(PACKET_SERVER_COMPANY_UPDATE),
    00938   RECEIVE_COMMAND(PACKET_SERVER_CONFIG_UPDATE),
    00939 };
    00940
    00941 /* If this fails, check the array above with network_data.h */
    00942 assert_compile(lengthof(_network_client_packet) == PACKET_END);
    00943
    00944 /* Is called after a client is connected to the server */
    00945 void NetworkClient_Connected()
    00946 {
    00947   /* Set the frame-counter to 0 so nothing happens till we are ready */
    00948   _frame_counter = 0;
    00949   _frame_counter_server = 0;
    00950   last_ack_frame = 0;
    00951   /* Request the game-info */
    00952   SEND_COMMAND(PACKET_CLIENT_JOIN)();
    00953 }
    00954
    00955 /* Reads the packets from the socket-stream, if available */
    00956 NetworkRecvStatus NetworkClient_ReadPackets(NetworkClientSocket *cs)
    00957 {
    00958   Packet *p;
    00959   NetworkRecvStatus res = NETWORK_RECV_STATUS_OKAY;
    00960
    00961   while (res == NETWORK_RECV_STATUS_OKAY && (p = cs->Recv_Packet()) != NULL) {
    00962     byte type = p->Recv_uint8();
    00963     if (type < PACKET_END && _network_client_packet[type] != NULL && !MY_CLIENT->HasClientQuit()) {
    00964       res = _network_client_packet[type](p);
    00965     } else {
    00966       res = NETWORK_RECV_STATUS_MALFORMED_PACKET;
    00967       DEBUG(net, 0, "[client] received invalid packet type %d", type);
    00968     }
    00969
    00970     delete p;
    00971   }
    00972
    00973   return res;
    00974 }
    00975
    00976 void NetworkClientSendRcon(const char *password, const char *command)
    00977 {
    00978   SEND_COMMAND(PACKET_CLIENT_RCON)(password, command);
    00979 }
    00980
    00987 void NetworkClientRequestMove(CompanyID company_id, const char *pass)
    00988 {
    00989   SEND_COMMAND(PACKET_CLIENT_MOVE)(company_id, pass);
    00990 }
    00991
    00992 void NetworkUpdateClientName()
    00993 {
    00994   NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(_network_own_client_id);
    00995
    00996   if (ci == NULL) return;
    00997
    00998   /* Don't change the name if it is the same as the old name */
    00999   if (strcmp(ci->client_name, _settings_client.network.client_name) != 0) {
    01000     if (!_network_server) {
    01001       SEND_COMMAND(PACKET_CLIENT_SET_NAME)(_settings_client.network.client_name);
    01002     } else {
    01003       if (NetworkFindName(_settings_client.network.client_name)) {
    01004         NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, CC_DEFAULT, false, ci->client_name, _settings_client.network.client_name);
    01005         strecpy(ci->client_name, _settings_client.network.client_name, lastof(ci->client_name));
    01006         NetworkUpdateClientInfo(CLIENT_ID_SERVER);
    01007       }
    01008     }
    01009   }
    01010 }
    01011
    01012 void NetworkClientSendChat(NetworkAction action, DestType type, int dest, const char *msg, int64 data)
    01013 {
    01014   SEND_COMMAND(PACKET_CLIENT_CHAT)(action, type, dest, msg, data);
    01015 }
    01016
    01017 void NetworkClientSetPassword(const char *password)
    01018 {
    01019   SEND_COMMAND(PACKET_CLIENT_SET_PASSWORD)(password);
    01020 }
    01021
    01027 bool NetworkClientPreferTeamChat(const NetworkClientInfo *cio)
    01028 {
    01029   /* Only companies actually playing can speak to team. Eg spectators cannot */
    01030   if (!_settings_client.gui.prefer_teamchat || !Company::IsValidID(cio->client_playas)) return false;
    01031
    01032   const NetworkClientInfo *ci;
    01033   FOR_ALL_CLIENT_INFOS(ci) {
    01034     if (ci->client_playas == cio->client_playas && ci != cio) return true;
    01035   }
    01036
    01037   return false;
    01038 }
    01039
    01044 bool NetworkMaxCompaniesReached()
    01045 {
    01046   return Company::GetNumItems() >= (_network_server ? _settings_client.network.max_companies : _network_server_max_companies);
    01047 }
    01048
    01053 bool NetworkMaxSpectatorsReached()
    01054 {
    01055   return NetworkSpectatorCount() >= (_network_server ? _settings_client.network.max_spectators : _network_server_max_spectators);
    01056 }
    01057
    01061 void NetworkPrintClients()
    01062 {
    01063   NetworkClientInfo *ci;
    01064   FOR_ALL_CLIENT_INFOS(ci) {
    01065     IConsolePrintF(CC_INFO, "Client #%1d  name: '%s'  company: %1d  IP: %s",
    01066         ci->client_id,
    01067         ci->client_name,
    01068         ci->client_playas + (Company::IsValidID(ci->client_playas) ? 1 : 0),
    01069         GetClientIP(ci));
    01070   }
    01071 }
    01072
    01073 #endif /* ENABLE_NETWORK */