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00012 #ifdef ENABLE_NETWORK
00013
00014 #include "../stdafx.h"
00015 #include "../strings_func.h"
00016 #include "../date_func.h"
00017 #include "network_admin.h"
00018 #include "network_server.h"
00019 #include "network_udp.h"
00020 #include "network_base.h"
00021 #include "../console_func.h"
00022 #include "../company_base.h"
00023 #include "../command_func.h"
00024 #include "../saveload/saveload.h"
00025 #include "../saveload/saveload_filter.h"
00026 #include "../station_base.h"
00027 #include "../genworld.h"
00028 #include "../company_func.h"
00029 #include "../company_gui.h"
00030 #include "../roadveh.h"
00031 #include "../order_backup.h"
00032 #include "../core/pool_func.hpp"
00033 #include "../core/random_func.hpp"
00034 #include "../rev.h"
00035
00036
00037
00038
00039 DECLARE_POSTFIX_INCREMENT(ClientID)
00041 static ClientID _network_client_id = CLIENT_ID_FIRST;
00042
00044 assert_compile(MAX_CLIENT_SLOTS > MAX_CLIENTS);
00046 assert_compile(NetworkClientSocketPool::MAX_SIZE == MAX_CLIENT_SLOTS);
00047
00049 NetworkClientSocketPool _networkclientsocket_pool("NetworkClientSocket");
00050 INSTANTIATE_POOL_METHODS(NetworkClientSocket)
00051
00053 template SocketList TCPListenHandler<ServerNetworkGameSocketHandler, PACKET_SERVER_FULL, PACKET_SERVER_BANNED>::sockets;
00054
00056 struct PacketWriter : SaveFilter {
00057 ServerNetworkGameSocketHandler *cs;
00058 Packet *current;
00059 size_t total_size;
00060 Packet *packets;
00061 ThreadMutex *mutex;
00062
00067 PacketWriter(ServerNetworkGameSocketHandler *cs) : SaveFilter(NULL), cs(cs), current(NULL), total_size(0), packets(NULL)
00068 {
00069 this->mutex = ThreadMutex::New();
00070 }
00071
00073 ~PacketWriter()
00074 {
00075 if (this->mutex != NULL) this->mutex->BeginCritical();
00076
00077 if (this->cs != NULL && this->mutex != NULL) {
00078 this->mutex->WaitForSignal();
00079 }
00080
00081
00082
00083 while (this->packets != NULL) {
00084 Packet *p = this->packets->next;
00085 delete this->packets;
00086 this->packets = p;
00087 }
00088
00089 delete this->current;
00090
00091 if (this->mutex != NULL) this->mutex->EndCritical();
00092
00093 delete this->mutex;
00094 this->mutex = NULL;
00095 }
00096
00107 void Destroy()
00108 {
00109 if (this->mutex != NULL) this->mutex->BeginCritical();
00110
00111 this->cs = NULL;
00112
00113 if (this->mutex != NULL) this->mutex->SendSignal();
00114
00115 if (this->mutex != NULL) this->mutex->EndCritical();
00116 }
00117
00125 bool HasPackets()
00126 {
00127 return this->packets != NULL;
00128 }
00129
00133 Packet *PopPacket()
00134 {
00135 if (this->mutex != NULL) this->mutex->BeginCritical();
00136
00137 Packet *p = this->packets;
00138 this->packets = p->next;
00139 p->next = NULL;
00140
00141 if (this->mutex != NULL) this->mutex->EndCritical();
00142
00143 return p;
00144 }
00145
00147 void AppendQueue()
00148 {
00149 if (this->current == NULL) return;
00150
00151 Packet **p = &this->packets;
00152 while (*p != NULL) {
00153 p = &(*p)->next;
00154 }
00155 *p = this->current;
00156
00157 this->current = NULL;
00158 }
00159
00160 void Write(byte *buf, size_t size)
00161 {
00162
00163 if (this->cs == NULL) SlError(STR_NETWORK_ERROR_LOSTCONNECTION);
00164
00165 if (this->current == NULL) this->current = new Packet(PACKET_SERVER_MAP_DATA);
00166
00167 if (this->mutex != NULL) this->mutex->BeginCritical();
00168
00169 byte *bufe = buf + size;
00170 while (buf != bufe) {
00171 size_t to_write = min(SEND_MTU - this->current->size, bufe - buf);
00172 memcpy(this->current->buffer + this->current->size, buf, to_write);
00173 this->current->size += (PacketSize)to_write;
00174 buf += to_write;
00175
00176 if (this->current->size == SEND_MTU) {
00177 this->AppendQueue();
00178 if (buf != bufe) this->current = new Packet(PACKET_SERVER_MAP_DATA);
00179 }
00180 }
00181
00182 if (this->mutex != NULL) this->mutex->EndCritical();
00183
00184 this->total_size += size;
00185 }
00186
00187 void Finish()
00188 {
00189
00190 if (this->cs == NULL) SlError(STR_NETWORK_ERROR_LOSTCONNECTION);
00191
00192 if (this->mutex != NULL) this->mutex->BeginCritical();
00193
00194
00195 this->AppendQueue();
00196
00197
00198 this->current = new Packet(PACKET_SERVER_MAP_DONE);
00199 this->AppendQueue();
00200
00201
00202 Packet *p = new Packet(PACKET_SERVER_MAP_SIZE);
00203 p->Send_uint32((uint32)this->total_size);
00204 this->cs->NetworkTCPSocketHandler::SendPacket(p);
00205
00206 if (this->mutex != NULL) this->mutex->EndCritical();
00207 }
00208 };
00209
00210
00215 ServerNetworkGameSocketHandler::ServerNetworkGameSocketHandler(SOCKET s) : NetworkGameSocketHandler(s)
00216 {
00217 this->status = STATUS_INACTIVE;
00218 this->client_id = _network_client_id++;
00219 this->receive_limit = _settings_client.network.bytes_per_frame_burst;
00220
00221
00222
00223
00224 assert_compile(NetworkClientSocketPool::MAX_SIZE == NetworkClientInfoPool::MAX_SIZE);
00225 }
00226
00230 ServerNetworkGameSocketHandler::~ServerNetworkGameSocketHandler()
00231 {
00232 if (_redirect_console_to_client == this->client_id) _redirect_console_to_client = INVALID_CLIENT_ID;
00233 OrderBackup::ResetUser(this->client_id);
00234
00235 if (this->savegame != NULL) {
00236 this->savegame->Destroy();
00237 this->savegame = NULL;
00238 }
00239
00240
00241
00242
00243
00244 WaitTillSaved();
00245 ProcessAsyncSaveFinish();
00246 }
00247
00248 Packet *ServerNetworkGameSocketHandler::ReceivePacket()
00249 {
00250
00251
00252 if (this->receive_limit <= 0) return NULL;
00253
00254
00255
00256 Packet *p = this->NetworkTCPSocketHandler::ReceivePacket();
00257 if (p != NULL) this->receive_limit -= p->size;
00258 return p;
00259 }
00260
00261 NetworkRecvStatus ServerNetworkGameSocketHandler::CloseConnection(NetworkRecvStatus status)
00262 {
00263 assert(status != NETWORK_RECV_STATUS_OKAY);
00264
00265
00266
00267
00268
00269
00270
00271 if (this->sock == INVALID_SOCKET) return status;
00272
00273 if (status != NETWORK_RECV_STATUS_CONN_LOST && !this->HasClientQuit() && this->status >= STATUS_AUTHORIZED) {
00274
00275 char client_name[NETWORK_CLIENT_NAME_LENGTH];
00276 NetworkClientSocket *new_cs;
00277
00278 this->GetClientName(client_name, sizeof(client_name));
00279
00280 NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, client_name, NULL, STR_NETWORK_ERROR_CLIENT_CONNECTION_LOST);
00281
00282
00283 FOR_ALL_CLIENT_SOCKETS(new_cs) {
00284 if (new_cs->status > STATUS_AUTHORIZED && this != new_cs) {
00285 new_cs->SendErrorQuit(this->client_id, NETWORK_ERROR_CONNECTION_LOST);
00286 }
00287 }
00288 }
00289
00290 NetworkAdminClientError(this->client_id, NETWORK_ERROR_CONNECTION_LOST);
00291 DEBUG(net, 1, "Closed client connection %d", this->client_id);
00292
00293
00294 if (this->status >= STATUS_AUTHORIZED) _network_game_info.clients_on--;
00295 extern byte _network_clients_connected;
00296 _network_clients_connected--;
00297
00298 DeleteWindowById(WC_CLIENT_LIST_POPUP, this->client_id);
00299 SetWindowDirty(WC_CLIENT_LIST, 0);
00300
00301 this->SendPackets(true);
00302
00303 delete this->GetInfo();
00304 delete this;
00305
00306 return status;
00307 }
00308
00313 bool ServerNetworkGameSocketHandler::AllowConnection()
00314 {
00315 extern byte _network_clients_connected;
00316 bool accept = _network_clients_connected < MAX_CLIENTS && _network_game_info.clients_on < _settings_client.network.max_clients;
00317
00318
00319
00320 assert_compile(NetworkClientSocketPool::MAX_SIZE == MAX_CLIENTS + 1);
00321 assert(!accept || ServerNetworkGameSocketHandler::CanAllocateItem());
00322 return accept;
00323 }
00324
00326 void ServerNetworkGameSocketHandler::Send()
00327 {
00328 NetworkClientSocket *cs;
00329 FOR_ALL_CLIENT_SOCKETS(cs) {
00330 if (cs->writable) {
00331 if (cs->SendPackets() != SPS_CLOSED && cs->status == STATUS_MAP) {
00332
00333 cs->SendMap();
00334 }
00335 }
00336 }
00337 }
00338
00339 static void NetworkHandleCommandQueue(NetworkClientSocket *cs);
00340
00341
00342
00343
00344
00345
00350 NetworkRecvStatus ServerNetworkGameSocketHandler::SendClientInfo(NetworkClientInfo *ci)
00351 {
00352 if (ci->client_id != INVALID_CLIENT_ID) {
00353 Packet *p = new Packet(PACKET_SERVER_CLIENT_INFO);
00354 p->Send_uint32(ci->client_id);
00355 p->Send_uint8 (ci->client_playas);
00356 p->Send_string(ci->client_name);
00357
00358 this->SendPacket(p);
00359 }
00360 return NETWORK_RECV_STATUS_OKAY;
00361 }
00362
00364 NetworkRecvStatus ServerNetworkGameSocketHandler::SendCompanyInfo()
00365 {
00366
00367 NetworkCompanyStats company_stats[MAX_COMPANIES];
00368 NetworkPopulateCompanyStats(company_stats);
00369
00370
00371 char clients[MAX_COMPANIES][NETWORK_CLIENTS_LENGTH];
00372 NetworkClientSocket *csi;
00373 memset(clients, 0, sizeof(clients));
00374
00375
00376 const NetworkClientInfo *ci = NetworkClientInfo::GetByClientID(CLIENT_ID_SERVER);
00377 if (ci != NULL && Company::IsValidID(ci->client_playas)) {
00378 strecpy(clients[ci->client_playas], ci->client_name, lastof(clients[ci->client_playas]));
00379 }
00380
00381 FOR_ALL_CLIENT_SOCKETS(csi) {
00382 char client_name[NETWORK_CLIENT_NAME_LENGTH];
00383
00384 ((ServerNetworkGameSocketHandler*)csi)->GetClientName(client_name, sizeof(client_name));
00385
00386 ci = csi->GetInfo();
00387 if (ci != NULL && Company::IsValidID(ci->client_playas)) {
00388 if (!StrEmpty(clients[ci->client_playas])) {
00389 strecat(clients[ci->client_playas], ", ", lastof(clients[ci->client_playas]));
00390 }
00391
00392 strecat(clients[ci->client_playas], client_name, lastof(clients[ci->client_playas]));
00393 }
00394 }
00395
00396
00397
00398 Company *company;
00399 Packet *p;
00400
00401 FOR_ALL_COMPANIES(company) {
00402 p = new Packet(PACKET_SERVER_COMPANY_INFO);
00403
00404 p->Send_uint8 (NETWORK_COMPANY_INFO_VERSION);
00405 p->Send_bool (true);
00406 this->SendCompanyInformation(p, company, &company_stats[company->index]);
00407
00408 if (StrEmpty(clients[company->index])) {
00409 p->Send_string("<none>");
00410 } else {
00411 p->Send_string(clients[company->index]);
00412 }
00413
00414 this->SendPacket(p);
00415 }
00416
00417 p = new Packet(PACKET_SERVER_COMPANY_INFO);
00418
00419 p->Send_uint8 (NETWORK_COMPANY_INFO_VERSION);
00420 p->Send_bool (false);
00421
00422 this->SendPacket(p);
00423 return NETWORK_RECV_STATUS_OKAY;
00424 }
00425
00430 NetworkRecvStatus ServerNetworkGameSocketHandler::SendError(NetworkErrorCode error)
00431 {
00432 char str[100];
00433 Packet *p = new Packet(PACKET_SERVER_ERROR);
00434
00435 p->Send_uint8(error);
00436 this->SendPacket(p);
00437
00438 StringID strid = GetNetworkErrorMsg(error);
00439 GetString(str, strid, lastof(str));
00440
00441
00442 if (this->status > STATUS_AUTHORIZED) {
00443 NetworkClientSocket *new_cs;
00444 char client_name[NETWORK_CLIENT_NAME_LENGTH];
00445
00446 this->GetClientName(client_name, sizeof(client_name));
00447
00448 DEBUG(net, 1, "'%s' made an error and has been disconnected. Reason: '%s'", client_name, str);
00449
00450 NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, client_name, NULL, strid);
00451
00452 FOR_ALL_CLIENT_SOCKETS(new_cs) {
00453 if (new_cs->status > STATUS_AUTHORIZED && new_cs != this) {
00454
00455
00456 if (error == NETWORK_ERROR_NOT_AUTHORIZED || error == NETWORK_ERROR_NOT_EXPECTED || error == NETWORK_ERROR_WRONG_REVISION) {
00457 error = NETWORK_ERROR_ILLEGAL_PACKET;
00458 }
00459 new_cs->SendErrorQuit(this->client_id, error);
00460 }
00461 }
00462
00463 NetworkAdminClientError(this->client_id, error);
00464 } else {
00465 DEBUG(net, 1, "Client %d made an error and has been disconnected. Reason: '%s'", this->client_id, str);
00466 }
00467
00468
00469 return this->CloseConnection(NETWORK_RECV_STATUS_SERVER_ERROR);
00470 }
00471
00473 NetworkRecvStatus ServerNetworkGameSocketHandler::SendNewGRFCheck()
00474 {
00475 Packet *p = new Packet(PACKET_SERVER_CHECK_NEWGRFS);
00476 const GRFConfig *c;
00477 uint grf_count = 0;
00478
00479 for (c = _grfconfig; c != NULL; c = c->next) {
00480 if (!HasBit(c->flags, GCF_STATIC)) grf_count++;
00481 }
00482
00483 p->Send_uint8 (grf_count);
00484 for (c = _grfconfig; c != NULL; c = c->next) {
00485 if (!HasBit(c->flags, GCF_STATIC)) this->SendGRFIdentifier(p, &c->ident);
00486 }
00487
00488 this->SendPacket(p);
00489 return NETWORK_RECV_STATUS_OKAY;
00490 }
00491
00493 NetworkRecvStatus ServerNetworkGameSocketHandler::SendNeedGamePassword()
00494 {
00495
00496 if (this->status >= STATUS_AUTH_GAME) return this->CloseConnection(NETWORK_RECV_STATUS_MALFORMED_PACKET);
00497
00498 this->status = STATUS_AUTH_GAME;
00499
00500 this->last_frame = this->last_frame_server = _frame_counter;
00501
00502 Packet *p = new Packet(PACKET_SERVER_NEED_GAME_PASSWORD);
00503 this->SendPacket(p);
00504 return NETWORK_RECV_STATUS_OKAY;
00505 }
00506
00508 NetworkRecvStatus ServerNetworkGameSocketHandler::SendNeedCompanyPassword()
00509 {
00510
00511 if (this->status >= STATUS_AUTH_COMPANY) return this->CloseConnection(NETWORK_RECV_STATUS_MALFORMED_PACKET);
00512
00513 this->status = STATUS_AUTH_COMPANY;
00514
00515 this->last_frame = this->last_frame_server = _frame_counter;
00516
00517 Packet *p = new Packet(PACKET_SERVER_NEED_COMPANY_PASSWORD);
00518 p->Send_uint32(_settings_game.game_creation.generation_seed);
00519 p->Send_string(_settings_client.network.network_id);
00520 this->SendPacket(p);
00521 return NETWORK_RECV_STATUS_OKAY;
00522 }
00523
00525 NetworkRecvStatus ServerNetworkGameSocketHandler::SendWelcome()
00526 {
00527 Packet *p;
00528 NetworkClientSocket *new_cs;
00529
00530
00531 if (this->status >= STATUS_AUTHORIZED) return this->CloseConnection(NETWORK_RECV_STATUS_MALFORMED_PACKET);
00532
00533 this->status = STATUS_AUTHORIZED;
00534
00535 this->last_frame = this->last_frame_server = _frame_counter;
00536
00537 _network_game_info.clients_on++;
00538
00539 p = new Packet(PACKET_SERVER_WELCOME);
00540 p->Send_uint32(this->client_id);
00541 p->Send_uint32(_settings_game.game_creation.generation_seed);
00542 p->Send_string(_settings_client.network.network_id);
00543 this->SendPacket(p);
00544
00545
00546 FOR_ALL_CLIENT_SOCKETS(new_cs) {
00547 if (new_cs != this && new_cs->status > STATUS_AUTHORIZED) {
00548 this->SendClientInfo(new_cs->GetInfo());
00549 }
00550 }
00551
00552 return this->SendClientInfo(NetworkClientInfo::GetByClientID(CLIENT_ID_SERVER));
00553 }
00554
00556 NetworkRecvStatus ServerNetworkGameSocketHandler::SendWait()
00557 {
00558 int waiting = 0;
00559 NetworkClientSocket *new_cs;
00560 Packet *p;
00561
00562
00563 FOR_ALL_CLIENT_SOCKETS(new_cs) {
00564 if (new_cs->status != STATUS_MAP_WAIT) continue;
00565 if (new_cs->GetInfo()->join_date < this->GetInfo()->join_date || (new_cs->GetInfo()->join_date == this->GetInfo()->join_date && new_cs->client_id < this->client_id)) waiting++;
00566 }
00567
00568 p = new Packet(PACKET_SERVER_WAIT);
00569 p->Send_uint8(waiting);
00570 this->SendPacket(p);
00571 return NETWORK_RECV_STATUS_OKAY;
00572 }
00573
00575 NetworkRecvStatus ServerNetworkGameSocketHandler::SendMap()
00576 {
00577 static uint sent_packets;
00578
00579 if (this->status < STATUS_AUTHORIZED) {
00580
00581 return this->SendError(NETWORK_ERROR_NOT_AUTHORIZED);
00582 }
00583
00584 if (this->status == STATUS_AUTHORIZED) {
00585 this->savegame = new PacketWriter(this);
00586
00587
00588 Packet *p = new Packet(PACKET_SERVER_MAP_BEGIN);
00589 p->Send_uint32(_frame_counter);
00590 this->SendPacket(p);
00591
00592 NetworkSyncCommandQueue(this);
00593 this->status = STATUS_MAP;
00594
00595 this->last_frame = _frame_counter;
00596 this->last_frame_server = _frame_counter;
00597
00598 sent_packets = 4;
00599
00600
00601 if (SaveWithFilter(this->savegame, true) != SL_OK) usererror("network savedump failed");
00602 }
00603
00604 if (this->status == STATUS_MAP) {
00605 bool last_packet = false;
00606 bool has_packets = false;
00607
00608 for (uint i = 0; (has_packets = this->savegame->HasPackets()) && i < sent_packets; i++) {
00609 Packet *p = this->savegame->PopPacket();
00610 last_packet = p->buffer[2] == PACKET_SERVER_MAP_DONE;
00611
00612 this->SendPacket(p);
00613
00614 if (last_packet) {
00615
00616 break;
00617 }
00618 }
00619
00620 if (last_packet) {
00621
00622 this->savegame->Destroy();
00623 this->savegame = NULL;
00624
00625 WaitTillSaved();
00626
00627
00628
00629 this->status = STATUS_DONE_MAP;
00630
00631
00632 NetworkClientSocket *new_cs;
00633 NetworkClientSocket *best = NULL;
00634 FOR_ALL_CLIENT_SOCKETS(new_cs) {
00635 if (new_cs->status == STATUS_MAP_WAIT) {
00636 if (best == NULL || best->GetInfo()->join_date > new_cs->GetInfo()->join_date || (best->GetInfo()->join_date == new_cs->GetInfo()->join_date && best->client_id > new_cs->client_id)) {
00637 best = new_cs;
00638 }
00639 }
00640 }
00641
00642
00643 if (best != NULL) {
00644
00645 best->status = STATUS_AUTHORIZED;
00646 best->SendMap();
00647
00648
00649 FOR_ALL_CLIENT_SOCKETS(new_cs) {
00650 if (new_cs->status == STATUS_MAP_WAIT) new_cs->SendWait();
00651 }
00652 }
00653 }
00654
00655 switch (this->SendPackets()) {
00656 case SPS_CLOSED:
00657 return NETWORK_RECV_STATUS_CONN_LOST;
00658
00659 case SPS_ALL_SENT:
00660
00661 if (has_packets) sent_packets *= 2;
00662 break;
00663
00664 case SPS_PARTLY_SENT:
00665
00666 break;
00667
00668 case SPS_NONE_SENT:
00669
00670 if (sent_packets > 1) sent_packets /= 2;
00671 break;
00672 }
00673 }
00674 return NETWORK_RECV_STATUS_OKAY;
00675 }
00676
00681 NetworkRecvStatus ServerNetworkGameSocketHandler::SendJoin(ClientID client_id)
00682 {
00683 Packet *p = new Packet(PACKET_SERVER_JOIN);
00684
00685 p->Send_uint32(client_id);
00686
00687 this->SendPacket(p);
00688 return NETWORK_RECV_STATUS_OKAY;
00689 }
00690
00692 NetworkRecvStatus ServerNetworkGameSocketHandler::SendFrame()
00693 {
00694 Packet *p = new Packet(PACKET_SERVER_FRAME);
00695 p->Send_uint32(_frame_counter);
00696 p->Send_uint32(_frame_counter_max);
00697 #ifdef ENABLE_NETWORK_SYNC_EVERY_FRAME
00698 p->Send_uint32(_sync_seed_1);
00699 #ifdef NETWORK_SEND_DOUBLE_SEED
00700 p->Send_uint32(_sync_seed_2);
00701 #endif
00702 #endif
00703
00704
00705 if (this->last_token == 0) {
00706 this->last_token = InteractiveRandomRange(UINT8_MAX - 1) + 1;
00707 p->Send_uint8(this->last_token);
00708 }
00709
00710 this->SendPacket(p);
00711 return NETWORK_RECV_STATUS_OKAY;
00712 }
00713
00715 NetworkRecvStatus ServerNetworkGameSocketHandler::SendSync()
00716 {
00717 Packet *p = new Packet(PACKET_SERVER_SYNC);
00718 p->Send_uint32(_frame_counter);
00719 p->Send_uint32(_sync_seed_1);
00720
00721 #ifdef NETWORK_SEND_DOUBLE_SEED
00722 p->Send_uint32(_sync_seed_2);
00723 #endif
00724 this->SendPacket(p);
00725 return NETWORK_RECV_STATUS_OKAY;
00726 }
00727
00732 NetworkRecvStatus ServerNetworkGameSocketHandler::SendCommand(const CommandPacket *cp)
00733 {
00734 Packet *p = new Packet(PACKET_SERVER_COMMAND);
00735
00736 this->NetworkGameSocketHandler::SendCommand(p, cp);
00737 p->Send_uint32(cp->frame);
00738 p->Send_bool (cp->my_cmd);
00739
00740 this->SendPacket(p);
00741 return NETWORK_RECV_STATUS_OKAY;
00742 }
00743
00752 NetworkRecvStatus ServerNetworkGameSocketHandler::SendChat(NetworkAction action, ClientID client_id, bool self_send, const char *msg, int64 data)
00753 {
00754 if (this->status < STATUS_PRE_ACTIVE) return NETWORK_RECV_STATUS_OKAY;
00755
00756 Packet *p = new Packet(PACKET_SERVER_CHAT);
00757
00758 p->Send_uint8 (action);
00759 p->Send_uint32(client_id);
00760 p->Send_bool (self_send);
00761 p->Send_string(msg);
00762 p->Send_uint64(data);
00763
00764 this->SendPacket(p);
00765 return NETWORK_RECV_STATUS_OKAY;
00766 }
00767
00773 NetworkRecvStatus ServerNetworkGameSocketHandler::SendErrorQuit(ClientID client_id, NetworkErrorCode errorno)
00774 {
00775 Packet *p = new Packet(PACKET_SERVER_ERROR_QUIT);
00776
00777 p->Send_uint32(client_id);
00778 p->Send_uint8 (errorno);
00779
00780 this->SendPacket(p);
00781 return NETWORK_RECV_STATUS_OKAY;
00782 }
00783
00788 NetworkRecvStatus ServerNetworkGameSocketHandler::SendQuit(ClientID client_id)
00789 {
00790 Packet *p = new Packet(PACKET_SERVER_QUIT);
00791
00792 p->Send_uint32(client_id);
00793
00794 this->SendPacket(p);
00795 return NETWORK_RECV_STATUS_OKAY;
00796 }
00797
00799 NetworkRecvStatus ServerNetworkGameSocketHandler::SendShutdown()
00800 {
00801 Packet *p = new Packet(PACKET_SERVER_SHUTDOWN);
00802 this->SendPacket(p);
00803 return NETWORK_RECV_STATUS_OKAY;
00804 }
00805
00807 NetworkRecvStatus ServerNetworkGameSocketHandler::SendNewGame()
00808 {
00809 Packet *p = new Packet(PACKET_SERVER_NEWGAME);
00810 this->SendPacket(p);
00811 return NETWORK_RECV_STATUS_OKAY;
00812 }
00813
00819 NetworkRecvStatus ServerNetworkGameSocketHandler::SendRConResult(uint16 colour, const char *command)
00820 {
00821 Packet *p = new Packet(PACKET_SERVER_RCON);
00822
00823 p->Send_uint16(colour);
00824 p->Send_string(command);
00825 this->SendPacket(p);
00826 return NETWORK_RECV_STATUS_OKAY;
00827 }
00828
00834 NetworkRecvStatus ServerNetworkGameSocketHandler::SendMove(ClientID client_id, CompanyID company_id)
00835 {
00836 Packet *p = new Packet(PACKET_SERVER_MOVE);
00837
00838 p->Send_uint32(client_id);
00839 p->Send_uint8(company_id);
00840 this->SendPacket(p);
00841 return NETWORK_RECV_STATUS_OKAY;
00842 }
00843
00845 NetworkRecvStatus ServerNetworkGameSocketHandler::SendCompanyUpdate()
00846 {
00847 Packet *p = new Packet(PACKET_SERVER_COMPANY_UPDATE);
00848
00849 p->Send_uint16(_network_company_passworded);
00850 this->SendPacket(p);
00851 return NETWORK_RECV_STATUS_OKAY;
00852 }
00853
00855 NetworkRecvStatus ServerNetworkGameSocketHandler::SendConfigUpdate()
00856 {
00857 Packet *p = new Packet(PACKET_SERVER_CONFIG_UPDATE);
00858
00859 p->Send_uint8(_settings_client.network.max_companies);
00860 p->Send_uint8(_settings_client.network.max_spectators);
00861 this->SendPacket(p);
00862 return NETWORK_RECV_STATUS_OKAY;
00863 }
00864
00865
00866
00867
00868
00869
00870 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_COMPANY_INFO(Packet *p)
00871 {
00872 return this->SendCompanyInfo();
00873 }
00874
00875 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_NEWGRFS_CHECKED(Packet *p)
00876 {
00877 if (this->status != STATUS_NEWGRFS_CHECK) {
00878
00879 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
00880 }
00881
00882 NetworkClientInfo *ci = this->GetInfo();
00883
00884
00885 if (!StrEmpty(_settings_client.network.server_password)) {
00886 return this->SendNeedGamePassword();
00887 }
00888
00889 if (Company::IsValidID(ci->client_playas) && !StrEmpty(_network_company_states[ci->client_playas].password)) {
00890 return this->SendNeedCompanyPassword();
00891 }
00892
00893 return this->SendWelcome();
00894 }
00895
00896 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_JOIN(Packet *p)
00897 {
00898 if (this->status != STATUS_INACTIVE) {
00899
00900 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
00901 }
00902
00903 char name[NETWORK_CLIENT_NAME_LENGTH];
00904 CompanyID playas;
00905 NetworkLanguage client_lang;
00906 char client_revision[NETWORK_REVISION_LENGTH];
00907
00908 p->Recv_string(client_revision, sizeof(client_revision));
00909 uint32 newgrf_version = p->Recv_uint32();
00910
00911
00912 if (!IsNetworkCompatibleVersion(client_revision) || _openttd_newgrf_version != newgrf_version) {
00913
00914 return this->SendError(NETWORK_ERROR_WRONG_REVISION);
00915 }
00916
00917 p->Recv_string(name, sizeof(name));
00918 playas = (Owner)p->Recv_uint8();
00919 client_lang = (NetworkLanguage)p->Recv_uint8();
00920
00921 if (this->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
00922
00923
00924 switch (playas) {
00925 case COMPANY_NEW_COMPANY:
00926 if (Company::GetNumItems() >= _settings_client.network.max_companies) {
00927 return this->SendError(NETWORK_ERROR_FULL);
00928 }
00929 break;
00930 case COMPANY_SPECTATOR:
00931 if (NetworkSpectatorCount() >= _settings_client.network.max_spectators) {
00932 return this->SendError(NETWORK_ERROR_FULL);
00933 }
00934 break;
00935 default:
00936 if (!Company::IsValidHumanID(playas)) {
00937 return this->SendError(NETWORK_ERROR_COMPANY_MISMATCH);
00938 }
00939 break;
00940 }
00941
00942
00943 if (StrEmpty(name)) strecpy(name, "Player", lastof(name));
00944
00945 if (!NetworkFindName(name)) {
00946
00947 return this->SendError(NETWORK_ERROR_NAME_IN_USE);
00948 }
00949
00950 assert(NetworkClientInfo::CanAllocateItem());
00951 NetworkClientInfo *ci = new NetworkClientInfo(this->client_id);
00952 this->SetInfo(ci);
00953 ci->join_date = _date;
00954 strecpy(ci->client_name, name, lastof(ci->client_name));
00955 ci->client_playas = playas;
00956 ci->client_lang = client_lang;
00957 DEBUG(desync, 1, "client: %08x; %02x; %02x; %04x", _date, _date_fract, (int)ci->client_playas, ci->index);
00958
00959
00960 if (Company::IsValidID(playas)) _network_company_states[playas].months_empty = 0;
00961
00962 this->status = STATUS_NEWGRFS_CHECK;
00963
00964 if (_grfconfig == NULL) {
00965
00966 return this->Receive_CLIENT_NEWGRFS_CHECKED(NULL);
00967 }
00968
00969 return this->SendNewGRFCheck();
00970 }
00971
00972 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_GAME_PASSWORD(Packet *p)
00973 {
00974 if (this->status != STATUS_AUTH_GAME) {
00975 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
00976 }
00977
00978 char password[NETWORK_PASSWORD_LENGTH];
00979 p->Recv_string(password, sizeof(password));
00980
00981
00982 if (!StrEmpty(_settings_client.network.server_password) &&
00983 strcmp(password, _settings_client.network.server_password) != 0) {
00984
00985 return this->SendError(NETWORK_ERROR_WRONG_PASSWORD);
00986 }
00987
00988 const NetworkClientInfo *ci = this->GetInfo();
00989 if (Company::IsValidID(ci->client_playas) && !StrEmpty(_network_company_states[ci->client_playas].password)) {
00990 return this->SendNeedCompanyPassword();
00991 }
00992
00993
00994 return this->SendWelcome();
00995 }
00996
00997 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_COMPANY_PASSWORD(Packet *p)
00998 {
00999 if (this->status != STATUS_AUTH_COMPANY) {
01000 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01001 }
01002
01003 char password[NETWORK_PASSWORD_LENGTH];
01004 p->Recv_string(password, sizeof(password));
01005
01006
01007
01008
01009 CompanyID playas = this->GetInfo()->client_playas;
01010 if (Company::IsValidID(playas) && !StrEmpty(_network_company_states[playas].password) &&
01011 strcmp(password, _network_company_states[playas].password) != 0) {
01012
01013 return this->SendError(NETWORK_ERROR_WRONG_PASSWORD);
01014 }
01015
01016 return this->SendWelcome();
01017 }
01018
01019 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_GETMAP(Packet *p)
01020 {
01021 NetworkClientSocket *new_cs;
01022
01023
01024 if (this->status < STATUS_AUTHORIZED || this->HasClientQuit()) {
01025 return this->SendError(NETWORK_ERROR_NOT_AUTHORIZED);
01026 }
01027
01028
01029 FOR_ALL_CLIENT_SOCKETS(new_cs) {
01030 if (new_cs->status == STATUS_MAP) {
01031
01032 this->status = STATUS_MAP_WAIT;
01033 return this->SendWait();
01034 }
01035 }
01036
01037
01038 return this->SendMap();
01039 }
01040
01041 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_MAP_OK(Packet *p)
01042 {
01043
01044 if (this->status == STATUS_DONE_MAP && !this->HasClientQuit()) {
01045 char client_name[NETWORK_CLIENT_NAME_LENGTH];
01046 NetworkClientSocket *new_cs;
01047
01048 this->GetClientName(client_name, sizeof(client_name));
01049
01050 NetworkTextMessage(NETWORK_ACTION_JOIN, CC_DEFAULT, false, client_name, NULL, this->client_id);
01051
01052
01053
01054 this->status = STATUS_PRE_ACTIVE;
01055 NetworkHandleCommandQueue(this);
01056 this->SendFrame();
01057 this->SendSync();
01058
01059
01060
01061 this->last_frame = _frame_counter;
01062 this->last_frame_server = _frame_counter;
01063
01064 FOR_ALL_CLIENT_SOCKETS(new_cs) {
01065 if (new_cs->status > STATUS_AUTHORIZED) {
01066 new_cs->SendClientInfo(this->GetInfo());
01067 new_cs->SendJoin(this->client_id);
01068 }
01069 }
01070
01071 NetworkAdminClientInfo(this, true);
01072
01073
01074 this->SendConfigUpdate();
01075
01076
01077 return this->SendCompanyUpdate();
01078 }
01079
01080
01081 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01082 }
01083
01088 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_COMMAND(Packet *p)
01089 {
01090
01091
01092 if (this->status < STATUS_DONE_MAP || this->HasClientQuit()) {
01093 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01094 }
01095
01096 if (this->incoming_queue.Count() >= _settings_client.network.max_commands_in_queue) {
01097 return this->SendError(NETWORK_ERROR_TOO_MANY_COMMANDS);
01098 }
01099
01100 CommandPacket cp;
01101 const char *err = this->ReceiveCommand(p, &cp);
01102
01103 if (this->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
01104
01105 NetworkClientInfo *ci = this->GetInfo();
01106
01107 if (err != NULL) {
01108 IConsolePrintF(CC_ERROR, "WARNING: %s from client %d (IP: %s).", err, ci->client_id, this->GetClientIP());
01109 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01110 }
01111
01112
01113 if ((GetCommandFlags(cp.cmd) & CMD_SERVER) && ci->client_id != CLIENT_ID_SERVER) {
01114 IConsolePrintF(CC_ERROR, "WARNING: server only command from: client %d (IP: %s), kicking...", ci->client_id, this->GetClientIP());
01115 return this->SendError(NETWORK_ERROR_KICKED);
01116 }
01117
01118 if ((GetCommandFlags(cp.cmd) & CMD_SPECTATOR) == 0 && !Company::IsValidID(cp.company) && ci->client_id != CLIENT_ID_SERVER) {
01119 IConsolePrintF(CC_ERROR, "WARNING: spectator issueing command from client %d (IP: %s), kicking...", ci->client_id, this->GetClientIP());
01120 return this->SendError(NETWORK_ERROR_KICKED);
01121 }
01122
01128 if (!(cp.cmd == CMD_COMPANY_CTRL && cp.p1 == 0 && ci->client_playas == COMPANY_NEW_COMPANY) && ci->client_playas != cp.company) {
01129 IConsolePrintF(CC_ERROR, "WARNING: client %d (IP: %s) tried to execute a command as company %d, kicking...",
01130 ci->client_playas + 1, this->GetClientIP(), cp.company + 1);
01131 return this->SendError(NETWORK_ERROR_COMPANY_MISMATCH);
01132 }
01133
01134 if (cp.cmd == CMD_COMPANY_CTRL) {
01135 if (cp.p1 != 0 || cp.company != COMPANY_SPECTATOR) {
01136 return this->SendError(NETWORK_ERROR_CHEATER);
01137 }
01138
01139
01140 if (Company::GetNumItems() >= _settings_client.network.max_companies) {
01141 NetworkServerSendChat(NETWORK_ACTION_SERVER_MESSAGE, DESTTYPE_CLIENT, ci->client_id, "cannot create new company, server full", CLIENT_ID_SERVER);
01142 return NETWORK_RECV_STATUS_OKAY;
01143 }
01144 }
01145
01146 if (GetCommandFlags(cp.cmd) & CMD_CLIENT_ID) cp.p2 = this->client_id;
01147
01148 this->incoming_queue.Append(&cp);
01149 return NETWORK_RECV_STATUS_OKAY;
01150 }
01151
01152 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_ERROR(Packet *p)
01153 {
01154
01155
01156 NetworkClientSocket *new_cs;
01157 char str[100];
01158 char client_name[NETWORK_CLIENT_NAME_LENGTH];
01159 NetworkErrorCode errorno = (NetworkErrorCode)p->Recv_uint8();
01160
01161
01162 if (this->status < STATUS_DONE_MAP || this->HasClientQuit()) {
01163 return this->CloseConnection(NETWORK_RECV_STATUS_CONN_LOST);
01164 }
01165
01166 this->GetClientName(client_name, sizeof(client_name));
01167
01168 StringID strid = GetNetworkErrorMsg(errorno);
01169 GetString(str, strid, lastof(str));
01170
01171 DEBUG(net, 2, "'%s' reported an error and is closing its connection (%s)", client_name, str);
01172
01173 NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, client_name, NULL, strid);
01174
01175 FOR_ALL_CLIENT_SOCKETS(new_cs) {
01176 if (new_cs->status > STATUS_AUTHORIZED) {
01177 new_cs->SendErrorQuit(this->client_id, errorno);
01178 }
01179 }
01180
01181 NetworkAdminClientError(this->client_id, errorno);
01182
01183 return this->CloseConnection(NETWORK_RECV_STATUS_CONN_LOST);
01184 }
01185
01186 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_QUIT(Packet *p)
01187 {
01188
01189
01190 NetworkClientSocket *new_cs;
01191 char client_name[NETWORK_CLIENT_NAME_LENGTH];
01192
01193
01194 if (this->status < STATUS_DONE_MAP || this->HasClientQuit()) {
01195 return this->CloseConnection(NETWORK_RECV_STATUS_CONN_LOST);
01196 }
01197
01198 this->GetClientName(client_name, sizeof(client_name));
01199
01200 NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, client_name, NULL, STR_NETWORK_MESSAGE_CLIENT_LEAVING);
01201
01202 FOR_ALL_CLIENT_SOCKETS(new_cs) {
01203 if (new_cs->status > STATUS_AUTHORIZED && new_cs != this) {
01204 new_cs->SendQuit(this->client_id);
01205 }
01206 }
01207
01208 NetworkAdminClientQuit(this->client_id);
01209
01210 return this->CloseConnection(NETWORK_RECV_STATUS_CONN_LOST);
01211 }
01212
01213 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_ACK(Packet *p)
01214 {
01215 if (this->status < STATUS_AUTHORIZED) {
01216
01217 return this->SendError(NETWORK_ERROR_NOT_AUTHORIZED);
01218 }
01219
01220 uint32 frame = p->Recv_uint32();
01221
01222
01223 if (this->status == STATUS_PRE_ACTIVE) {
01224
01225 if (frame + DAY_TICKS < _frame_counter) return NETWORK_RECV_STATUS_OKAY;
01226
01227
01228 this->status = STATUS_ACTIVE;
01229 this->last_token_frame = _frame_counter;
01230
01231
01232 IConsoleCmdExec("exec scripts/on_server_connect.scr 0");
01233 }
01234
01235
01236 uint8 token = p->Recv_uint8();
01237 if (token == this->last_token) {
01238
01239
01240
01241
01242
01243
01244
01245
01246 this->last_token_frame = _frame_counter;
01247
01248 this->last_token = 0;
01249 }
01250
01251
01252 this->last_frame = frame;
01253
01254 this->last_frame_server = _frame_counter;
01255 return NETWORK_RECV_STATUS_OKAY;
01256 }
01257
01258
01269 void NetworkServerSendChat(NetworkAction action, DestType desttype, int dest, const char *msg, ClientID from_id, int64 data, bool from_admin)
01270 {
01271 NetworkClientSocket *cs;
01272 const NetworkClientInfo *ci, *ci_own, *ci_to;
01273
01274 switch (desttype) {
01275 case DESTTYPE_CLIENT:
01276
01277 if ((ClientID)dest == CLIENT_ID_SERVER) {
01278 ci = NetworkClientInfo::GetByClientID(from_id);
01279
01280 if (ci != NULL) {
01281 NetworkTextMessage(action, GetDrawStringCompanyColour(ci->client_playas), false, ci->client_name, msg, data);
01282
01283 if (_settings_client.network.server_admin_chat) {
01284 NetworkAdminChat(action, desttype, from_id, msg, data, from_admin);
01285 }
01286 }
01287 } else {
01288
01289 FOR_ALL_CLIENT_SOCKETS(cs) {
01290 if (cs->client_id == (ClientID)dest) {
01291 cs->SendChat(action, from_id, false, msg, data);
01292 break;
01293 }
01294 }
01295 }
01296
01297
01298 if (from_id != (ClientID)dest) {
01299 if (from_id == CLIENT_ID_SERVER) {
01300 ci = NetworkClientInfo::GetByClientID(from_id);
01301 ci_to = NetworkClientInfo::GetByClientID((ClientID)dest);
01302 if (ci != NULL && ci_to != NULL) {
01303 NetworkTextMessage(action, GetDrawStringCompanyColour(ci->client_playas), true, ci_to->client_name, msg, data);
01304 }
01305 } else {
01306 FOR_ALL_CLIENT_SOCKETS(cs) {
01307 if (cs->client_id == from_id) {
01308 cs->SendChat(action, (ClientID)dest, true, msg, data);
01309 break;
01310 }
01311 }
01312 }
01313 }
01314 break;
01315 case DESTTYPE_TEAM: {
01316
01317 bool show_local = true;
01318
01319 ci_to = NULL;
01320 FOR_ALL_CLIENT_SOCKETS(cs) {
01321 ci = cs->GetInfo();
01322 if (ci != NULL && ci->client_playas == (CompanyID)dest) {
01323 cs->SendChat(action, from_id, false, msg, data);
01324 if (cs->client_id == from_id) show_local = false;
01325 ci_to = ci;
01326 }
01327 }
01328
01329
01330 if (_local_company == (CompanyID)dest && _settings_client.network.server_admin_chat) {
01331 NetworkAdminChat(action, desttype, from_id, msg, data, from_admin);
01332 }
01333
01334 ci = NetworkClientInfo::GetByClientID(from_id);
01335 ci_own = NetworkClientInfo::GetByClientID(CLIENT_ID_SERVER);
01336 if (ci != NULL && ci_own != NULL && ci_own->client_playas == dest) {
01337 NetworkTextMessage(action, GetDrawStringCompanyColour(ci->client_playas), false, ci->client_name, msg, data);
01338 if (from_id == CLIENT_ID_SERVER) show_local = false;
01339 ci_to = ci_own;
01340 }
01341
01342
01343 if (ci_to == NULL) break;
01344
01345
01346 if (ci != NULL && show_local) {
01347 if (from_id == CLIENT_ID_SERVER) {
01348 char name[NETWORK_NAME_LENGTH];
01349 StringID str = Company::IsValidID(ci_to->client_playas) ? STR_COMPANY_NAME : STR_NETWORK_SPECTATORS;
01350 SetDParam(0, ci_to->client_playas);
01351 GetString(name, str, lastof(name));
01352 NetworkTextMessage(action, GetDrawStringCompanyColour(ci_own->client_playas), true, name, msg, data);
01353 } else {
01354 FOR_ALL_CLIENT_SOCKETS(cs) {
01355 if (cs->client_id == from_id) {
01356 cs->SendChat(action, ci_to->client_id, true, msg, data);
01357 }
01358 }
01359 }
01360 }
01361 break;
01362 }
01363 default:
01364 DEBUG(net, 0, "[server] received unknown chat destination type %d. Doing broadcast instead", desttype);
01365
01366 case DESTTYPE_BROADCAST:
01367 FOR_ALL_CLIENT_SOCKETS(cs) {
01368 cs->SendChat(action, from_id, false, msg, data);
01369 }
01370
01371 NetworkAdminChat(action, desttype, from_id, msg, data, from_admin);
01372
01373 ci = NetworkClientInfo::GetByClientID(from_id);
01374 if (ci != NULL) {
01375 NetworkTextMessage(action, GetDrawStringCompanyColour(ci->client_playas), false, ci->client_name, msg, data);
01376 }
01377 break;
01378 }
01379 }
01380
01381 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_CHAT(Packet *p)
01382 {
01383 if (this->status < STATUS_PRE_ACTIVE) {
01384
01385 return this->SendError(NETWORK_ERROR_NOT_AUTHORIZED);
01386 }
01387
01388 NetworkAction action = (NetworkAction)p->Recv_uint8();
01389 DestType desttype = (DestType)p->Recv_uint8();
01390 int dest = p->Recv_uint32();
01391 char msg[NETWORK_CHAT_LENGTH];
01392
01393 p->Recv_string(msg, NETWORK_CHAT_LENGTH);
01394 int64 data = p->Recv_uint64();
01395
01396 NetworkClientInfo *ci = this->GetInfo();
01397 switch (action) {
01398 case NETWORK_ACTION_GIVE_MONEY:
01399 if (!Company::IsValidID(ci->client_playas)) break;
01400
01401 case NETWORK_ACTION_CHAT:
01402 case NETWORK_ACTION_CHAT_CLIENT:
01403 case NETWORK_ACTION_CHAT_COMPANY:
01404 NetworkServerSendChat(action, desttype, dest, msg, this->client_id, data);
01405 break;
01406 default:
01407 IConsolePrintF(CC_ERROR, "WARNING: invalid chat action from client %d (IP: %s).", ci->client_id, this->GetClientIP());
01408 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01409 }
01410 return NETWORK_RECV_STATUS_OKAY;
01411 }
01412
01413 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_SET_PASSWORD(Packet *p)
01414 {
01415 if (this->status != STATUS_ACTIVE) {
01416
01417 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01418 }
01419
01420 char password[NETWORK_PASSWORD_LENGTH];
01421 const NetworkClientInfo *ci;
01422
01423 p->Recv_string(password, sizeof(password));
01424 ci = this->GetInfo();
01425
01426 NetworkServerSetCompanyPassword(ci->client_playas, password);
01427 return NETWORK_RECV_STATUS_OKAY;
01428 }
01429
01430 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_SET_NAME(Packet *p)
01431 {
01432 if (this->status != STATUS_ACTIVE) {
01433
01434 return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01435 }
01436
01437 char client_name[NETWORK_CLIENT_NAME_LENGTH];
01438 NetworkClientInfo *ci;
01439
01440 p->Recv_string(client_name, sizeof(client_name));
01441 ci = this->GetInfo();
01442
01443 if (this->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
01444
01445 if (ci != NULL) {
01446
01447 if (NetworkFindName(client_name)) {
01448 NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, CC_DEFAULT, false, ci->client_name, client_name);
01449 strecpy(ci->client_name, client_name, lastof(ci->client_name));
01450 NetworkUpdateClientInfo(ci->client_id);
01451 }
01452 }
01453 return NETWORK_RECV_STATUS_OKAY;
01454 }
01455
01456 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_RCON(Packet *p)
01457 {
01458 if (this->status != STATUS_ACTIVE) return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01459
01460 char pass[NETWORK_PASSWORD_LENGTH];
01461 char command[NETWORK_RCONCOMMAND_LENGTH];
01462
01463 if (StrEmpty(_settings_client.network.rcon_password)) return NETWORK_RECV_STATUS_OKAY;
01464
01465 p->Recv_string(pass, sizeof(pass));
01466 p->Recv_string(command, sizeof(command));
01467
01468 if (strcmp(pass, _settings_client.network.rcon_password) != 0) {
01469 DEBUG(net, 0, "[rcon] wrong password from client-id %d", this->client_id);
01470 return NETWORK_RECV_STATUS_OKAY;
01471 }
01472
01473 DEBUG(net, 0, "[rcon] client-id %d executed: '%s'", this->client_id, command);
01474
01475 _redirect_console_to_client = this->client_id;
01476 IConsoleCmdExec(command);
01477 _redirect_console_to_client = INVALID_CLIENT_ID;
01478 return NETWORK_RECV_STATUS_OKAY;
01479 }
01480
01481 NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_MOVE(Packet *p)
01482 {
01483 if (this->status != STATUS_ACTIVE) return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
01484
01485 CompanyID company_id = (Owner)p->Recv_uint8();
01486
01487
01488 if (company_id != COMPANY_SPECTATOR && !Company::IsValidHumanID(company_id)) return NETWORK_RECV_STATUS_OKAY;
01489
01490
01491 if (company_id != COMPANY_SPECTATOR && !StrEmpty(_network_company_states[company_id].password)) {
01492
01493 char password[NETWORK_PASSWORD_LENGTH];
01494 p->Recv_string(password, sizeof(password));
01495
01496
01497 if (strcmp(password, _network_company_states[company_id].password) != 0) {
01498 DEBUG(net, 2, "[move] wrong password from client-id #%d for company #%d", this->client_id, company_id + 1);
01499 return NETWORK_RECV_STATUS_OKAY;
01500 }
01501 }
01502
01503
01504 NetworkServerDoMove(this->client_id, company_id);
01505 return NETWORK_RECV_STATUS_OKAY;
01506 }
01507
01515 void NetworkSocketHandler::SendCompanyInformation(Packet *p, const Company *c, const NetworkCompanyStats *stats, uint max_len)
01516 {
01517
01518 char company_name[NETWORK_COMPANY_NAME_LENGTH];
01519 SetDParam(0, c->index);
01520
01521 assert(max_len <= lengthof(company_name));
01522 GetString(company_name, STR_COMPANY_NAME, company_name + max_len - 1);
01523
01524
01525 Money income = 0;
01526 if (_cur_year - 1 == c->inaugurated_year) {
01527
01528 for (uint i = 0; i < lengthof(c->yearly_expenses[2]); i++) {
01529 income -= c->yearly_expenses[2][i];
01530 }
01531 } else {
01532 for (uint i = 0; i < lengthof(c->yearly_expenses[1]); i++) {
01533 income -= c->yearly_expenses[1][i];
01534 }
01535 }
01536
01537
01538 p->Send_uint8 (c->index);
01539 p->Send_string(company_name);
01540 p->Send_uint32(c->inaugurated_year);
01541 p->Send_uint64(c->old_economy[0].company_value);
01542 p->Send_uint64(c->money);
01543 p->Send_uint64(income);
01544 p->Send_uint16(c->old_economy[0].performance_history);
01545
01546
01547 p->Send_bool (!StrEmpty(_network_company_states[c->index].password));
01548
01549 for (uint i = 0; i < NETWORK_VEH_END; i++) {
01550 p->Send_uint16(stats->num_vehicle[i]);
01551 }
01552
01553 for (uint i = 0; i < NETWORK_VEH_END; i++) {
01554 p->Send_uint16(stats->num_station[i]);
01555 }
01556
01557 p->Send_bool(c->is_ai);
01558 }
01559
01564 void NetworkPopulateCompanyStats(NetworkCompanyStats *stats)
01565 {
01566 const Vehicle *v;
01567 const Station *s;
01568
01569 memset(stats, 0, sizeof(*stats) * MAX_COMPANIES);
01570
01571
01572 FOR_ALL_VEHICLES(v) {
01573 if (!Company::IsValidID(v->owner) || !v->IsPrimaryVehicle()) continue;
01574 byte type = 0;
01575 switch (v->type) {
01576 case VEH_TRAIN: type = NETWORK_VEH_TRAIN; break;
01577 case VEH_ROAD: type = RoadVehicle::From(v)->IsBus() ? NETWORK_VEH_BUS : NETWORK_VEH_LORRY; break;
01578 case VEH_AIRCRAFT: type = NETWORK_VEH_PLANE; break;
01579 case VEH_SHIP: type = NETWORK_VEH_SHIP; break;
01580 default: continue;
01581 }
01582 stats[v->owner].num_vehicle[type]++;
01583 }
01584
01585
01586 FOR_ALL_STATIONS(s) {
01587 if (Company::IsValidID(s->owner)) {
01588 NetworkCompanyStats *npi = &stats[s->owner];
01589
01590 if (s->facilities & FACIL_TRAIN) npi->num_station[NETWORK_VEH_TRAIN]++;
01591 if (s->facilities & FACIL_TRUCK_STOP) npi->num_station[NETWORK_VEH_LORRY]++;
01592 if (s->facilities & FACIL_BUS_STOP) npi->num_station[NETWORK_VEH_BUS]++;
01593 if (s->facilities & FACIL_AIRPORT) npi->num_station[NETWORK_VEH_PLANE]++;
01594 if (s->facilities & FACIL_DOCK) npi->num_station[NETWORK_VEH_SHIP]++;
01595 }
01596 }
01597 }
01598
01603 void NetworkUpdateClientInfo(ClientID client_id)
01604 {
01605 NetworkClientSocket *cs;
01606 NetworkClientInfo *ci = NetworkClientInfo::GetByClientID(client_id);
01607
01608 if (ci == NULL) return;
01609
01610 DEBUG(desync, 1, "client: %08x; %02x; %02x; %04x", _date, _date_fract, (int)ci->client_playas, client_id);
01611
01612 FOR_ALL_CLIENT_SOCKETS(cs) {
01613 cs->SendClientInfo(ci);
01614 }
01615
01616 NetworkAdminClientUpdate(ci);
01617 }
01618
01620 static void NetworkCheckRestartMap()
01621 {
01622 if (_settings_client.network.restart_game_year != 0 && _cur_year >= _settings_client.network.restart_game_year) {
01623 DEBUG(net, 0, "Auto-restarting map. Year %d reached", _cur_year);
01624
01625 StartNewGameWithoutGUI(GENERATE_NEW_SEED);
01626 }
01627 }
01628
01635 static void NetworkAutoCleanCompanies()
01636 {
01637 const NetworkClientInfo *ci;
01638 const Company *c;
01639 bool clients_in_company[MAX_COMPANIES];
01640 int vehicles_in_company[MAX_COMPANIES];
01641
01642 if (!_settings_client.network.autoclean_companies) return;
01643
01644 memset(clients_in_company, 0, sizeof(clients_in_company));
01645
01646
01647 FOR_ALL_CLIENT_INFOS(ci) {
01648 if (Company::IsValidID(ci->client_playas)) clients_in_company[ci->client_playas] = true;
01649 }
01650
01651 if (!_network_dedicated) {
01652 ci = NetworkClientInfo::GetByClientID(CLIENT_ID_SERVER);
01653 if (Company::IsValidID(ci->client_playas)) clients_in_company[ci->client_playas] = true;
01654 }
01655
01656 if (_settings_client.network.autoclean_novehicles != 0) {
01657 memset(vehicles_in_company, 0, sizeof(vehicles_in_company));
01658
01659 const Vehicle *v;
01660 FOR_ALL_VEHICLES(v) {
01661 if (!Company::IsValidID(v->owner) || !v->IsPrimaryVehicle()) continue;
01662 vehicles_in_company[v->owner]++;
01663 }
01664 }
01665
01666
01667 FOR_ALL_COMPANIES(c) {
01668
01669 if (c->is_ai) continue;
01670
01671 if (!clients_in_company[c->index]) {
01672
01673 _network_company_states[c->index].months_empty++;
01674
01675
01676 if (_settings_client.network.autoclean_unprotected != 0 && _network_company_states[c->index].months_empty > _settings_client.network.autoclean_unprotected && StrEmpty(_network_company_states[c->index].password)) {
01677
01678 DoCommandP(0, 2 | c->index << 16, CRR_AUTOCLEAN, CMD_COMPANY_CTRL);
01679 IConsolePrintF(CC_DEFAULT, "Auto-cleaned company #%d with no password", c->index + 1);
01680 }
01681
01682 if (_settings_client.network.autoclean_protected != 0 && _network_company_states[c->index].months_empty > _settings_client.network.autoclean_protected && !StrEmpty(_network_company_states[c->index].password)) {
01683
01684 _network_company_states[c->index].password[0] = '\0';
01685 IConsolePrintF(CC_DEFAULT, "Auto-removed protection from company #%d", c->index + 1);
01686 _network_company_states[c->index].months_empty = 0;
01687 NetworkServerUpdateCompanyPassworded(c->index, false);
01688 }
01689
01690 if (_settings_client.network.autoclean_novehicles != 0 && _network_company_states[c->index].months_empty > _settings_client.network.autoclean_novehicles && vehicles_in_company[c->index] == 0) {
01691
01692 DoCommandP(0, 2 | c->index << 16, CRR_AUTOCLEAN, CMD_COMPANY_CTRL);
01693 IConsolePrintF(CC_DEFAULT, "Auto-cleaned company #%d with no vehicles", c->index + 1);
01694 }
01695 } else {
01696
01697 _network_company_states[c->index].months_empty = 0;
01698 }
01699 }
01700 }
01701
01707 bool NetworkFindName(char new_name[NETWORK_CLIENT_NAME_LENGTH])
01708 {
01709 bool found_name = false;
01710 uint number = 0;
01711 char original_name[NETWORK_CLIENT_NAME_LENGTH];
01712
01713
01714 ttd_strlcpy(original_name, new_name, NETWORK_CLIENT_NAME_LENGTH);
01715
01716 while (!found_name) {
01717 const NetworkClientInfo *ci;
01718
01719 found_name = true;
01720 FOR_ALL_CLIENT_INFOS(ci) {
01721 if (strcmp(ci->client_name, new_name) == 0) {
01722
01723 found_name = false;
01724 break;
01725 }
01726 }
01727
01728 ci = NetworkClientInfo::GetByClientID(CLIENT_ID_SERVER);
01729 if (ci != NULL) {
01730 if (strcmp(ci->client_name, new_name) == 0) found_name = false;
01731 }
01732
01733 if (!found_name) {
01734
01735
01736
01737 if (number++ > MAX_CLIENTS) break;
01738 snprintf(new_name, NETWORK_CLIENT_NAME_LENGTH, "%s #%d", original_name, number);
01739 }
01740 }
01741
01742 return found_name;
01743 }
01744
01751 bool NetworkServerChangeClientName(ClientID client_id, const char *new_name)
01752 {
01753 NetworkClientInfo *ci;
01754
01755 FOR_ALL_CLIENT_INFOS(ci) {
01756 if (strcmp(ci->client_name, new_name) == 0) return false;
01757 }
01758
01759 ci = NetworkClientInfo::GetByClientID(client_id);
01760 if (ci == NULL) return false;
01761
01762 NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, CC_DEFAULT, true, ci->client_name, new_name);
01763
01764 strecpy(ci->client_name, new_name, lastof(ci->client_name));
01765
01766 NetworkUpdateClientInfo(client_id);
01767 return true;
01768 }
01769
01776 void NetworkServerSetCompanyPassword(CompanyID company_id, const char *password, bool already_hashed)
01777 {
01778 if (!Company::IsValidHumanID(company_id)) return;
01779
01780 if (!already_hashed) {
01781 password = GenerateCompanyPasswordHash(password, _settings_client.network.network_id, _settings_game.game_creation.generation_seed);
01782 }
01783
01784 strecpy(_network_company_states[company_id].password, password, lastof(_network_company_states[company_id].password));
01785 NetworkServerUpdateCompanyPassworded(company_id, !StrEmpty(_network_company_states[company_id].password));
01786 }
01787
01792 static void NetworkHandleCommandQueue(NetworkClientSocket *cs)
01793 {
01794 CommandPacket *cp;
01795 while ((cp = cs->outgoing_queue.Pop()) != NULL) {
01796 cs->SendCommand(cp);
01797 free(cp);
01798 }
01799 }
01800
01805 void NetworkServer_Tick(bool send_frame)
01806 {
01807 NetworkClientSocket *cs;
01808 #ifndef ENABLE_NETWORK_SYNC_EVERY_FRAME
01809 bool send_sync = false;
01810 #endif
01811
01812 #ifndef ENABLE_NETWORK_SYNC_EVERY_FRAME
01813 if (_frame_counter >= _last_sync_frame + _settings_client.network.sync_freq) {
01814 _last_sync_frame = _frame_counter;
01815 send_sync = true;
01816 }
01817 #endif
01818
01819
01820
01821 FOR_ALL_CLIENT_SOCKETS(cs) {
01822
01823
01824 cs->receive_limit = min(cs->receive_limit + _settings_client.network.bytes_per_frame,
01825 _settings_client.network.bytes_per_frame_burst);
01826
01827
01828 uint lag = NetworkCalculateLag(cs);
01829 switch (cs->status) {
01830 case NetworkClientSocket::STATUS_ACTIVE:
01831 if (lag > _settings_client.network.max_lag_time) {
01832
01833 IConsolePrintF(CC_ERROR, cs->last_packet + lag * MILLISECONDS_PER_TICK > _realtime_tick ?
01834
01835 "Client #%d is dropped because the client's game state is more than %d ticks behind" :
01836
01837 "Client #%d is dropped because the client did not respond for more than %d ticks",
01838 cs->client_id, lag);
01839 cs->SendError(NETWORK_ERROR_TIMEOUT_COMPUTER);
01840 continue;
01841 }
01842
01843
01844
01845
01846
01847
01848 if (lag > (uint)DAY_TICKS && cs->lag_test == 0 && cs->last_packet + 2000 > _realtime_tick) {
01849 IConsolePrintF(CC_WARNING, "[%d] Client #%d is slow, try increasing [network.]frame_freq to a higher value!", _frame_counter, cs->client_id);
01850 cs->lag_test = 1;
01851 }
01852
01853 if (cs->last_frame_server - cs->last_token_frame >= _settings_client.network.max_lag_time) {
01854
01855 IConsolePrintF(CC_ERROR, "Client #%d is dropped because it fails to send valid acks", cs->client_id);
01856 cs->SendError(NETWORK_ERROR_TIMEOUT_COMPUTER);
01857 continue;
01858 }
01859 break;
01860
01861 case NetworkClientSocket::STATUS_INACTIVE:
01862 case NetworkClientSocket::STATUS_NEWGRFS_CHECK:
01863 case NetworkClientSocket::STATUS_AUTHORIZED:
01864
01865
01866 if (lag > _settings_client.network.max_init_time) {
01867 IConsolePrintF(CC_ERROR, "Client #%d is dropped because it took longer than %d ticks to start the joining process", cs->client_id, _settings_client.network.max_init_time);
01868 cs->SendError(NETWORK_ERROR_TIMEOUT_COMPUTER);
01869 continue;
01870 }
01871 break;
01872
01873 case NetworkClientSocket::STATUS_MAP:
01874
01875 if (lag > _settings_client.network.max_download_time) {
01876 IConsolePrintF(CC_ERROR, "Client #%d is dropped because it took longer than %d ticks to download the map", cs->client_id, _settings_client.network.max_download_time);
01877 cs->SendError(NETWORK_ERROR_TIMEOUT_MAP);
01878 continue;
01879 }
01880 break;
01881
01882 case NetworkClientSocket::STATUS_DONE_MAP:
01883 case NetworkClientSocket::STATUS_PRE_ACTIVE:
01884
01885 if (lag > _settings_client.network.max_join_time) {
01886 IConsolePrintF(CC_ERROR, "Client #%d is dropped because it took longer than %d ticks to join", cs->client_id, _settings_client.network.max_join_time);
01887 cs->SendError(NETWORK_ERROR_TIMEOUT_JOIN);
01888 continue;
01889 }
01890 break;
01891
01892 case NetworkClientSocket::STATUS_AUTH_GAME:
01893 case NetworkClientSocket::STATUS_AUTH_COMPANY:
01894
01895 if (lag > _settings_client.network.max_password_time) {
01896 IConsolePrintF(CC_ERROR, "Client #%d is dropped because it took longer than %d ticks to enter the password", cs->client_id, _settings_client.network.max_password_time);
01897 cs->SendError(NETWORK_ERROR_TIMEOUT_PASSWORD);
01898 continue;
01899 }
01900 break;
01901
01902 case NetworkClientSocket::STATUS_MAP_WAIT:
01903
01904
01905 break;
01906
01907 case NetworkClientSocket::STATUS_END:
01908
01909 NOT_REACHED();
01910 }
01911
01912 if (cs->status >= NetworkClientSocket::STATUS_PRE_ACTIVE) {
01913
01914 NetworkHandleCommandQueue(cs);
01915
01916
01917 if (send_frame) cs->SendFrame();
01918
01919 #ifndef ENABLE_NETWORK_SYNC_EVERY_FRAME
01920
01921 if (send_sync) cs->SendSync();
01922 #endif
01923 }
01924 }
01925
01926
01927 NetworkUDPAdvertise();
01928 }
01929
01931 void NetworkServerYearlyLoop()
01932 {
01933 NetworkCheckRestartMap();
01934 NetworkAdminUpdate(ADMIN_FREQUENCY_ANUALLY);
01935 }
01936
01938 void NetworkServerMonthlyLoop()
01939 {
01940 NetworkAutoCleanCompanies();
01941 NetworkAdminUpdate(ADMIN_FREQUENCY_MONTHLY);
01942 if ((_cur_month % 3) == 0) NetworkAdminUpdate(ADMIN_FREQUENCY_QUARTERLY);
01943 }
01944
01946 void NetworkServerDailyLoop()
01947 {
01948 NetworkAdminUpdate(ADMIN_FREQUENCY_DAILY);
01949 if ((_date % 7) == 3) NetworkAdminUpdate(ADMIN_FREQUENCY_WEEKLY);
01950 }
01951
01956 const char *ServerNetworkGameSocketHandler::GetClientIP()
01957 {
01958 return this->client_address.GetHostname();
01959 }
01960
01962 void NetworkServerShowStatusToConsole()
01963 {
01964 static const char * const stat_str[] = {
01965 "inactive",
01966 "checking NewGRFs",
01967 "authorizing (server password)",
01968 "authorizing (company password)",
01969 "authorized",
01970 "waiting",
01971 "loading map",
01972 "map done",
01973 "ready",
01974 "active"
01975 };
01976 assert_compile(lengthof(stat_str) == NetworkClientSocket::STATUS_END);
01977
01978 NetworkClientSocket *cs;
01979 FOR_ALL_CLIENT_SOCKETS(cs) {
01980 NetworkClientInfo *ci = cs->GetInfo();
01981 if (ci == NULL) continue;
01982 uint lag = NetworkCalculateLag(cs);
01983 const char *status;
01984
01985 status = (cs->status < (ptrdiff_t)lengthof(stat_str) ? stat_str[cs->status] : "unknown");
01986 IConsolePrintF(CC_INFO, "Client #%1d name: '%s' status: '%s' frame-lag: %3d company: %1d IP: %s",
01987 cs->client_id, ci->client_name, status, lag,
01988 ci->client_playas + (Company::IsValidID(ci->client_playas) ? 1 : 0),
01989 cs->GetClientIP());
01990 }
01991 }
01992
01996 void NetworkServerSendConfigUpdate()
01997 {
01998 NetworkClientSocket *cs;
01999
02000 FOR_ALL_CLIENT_SOCKETS(cs) {
02001 if (cs->status >= NetworkClientSocket::STATUS_PRE_ACTIVE) cs->SendConfigUpdate();
02002 }
02003 }
02004
02010 void NetworkServerUpdateCompanyPassworded(CompanyID company_id, bool passworded)
02011 {
02012 if (NetworkCompanyIsPassworded(company_id) == passworded) return;
02013
02014 SB(_network_company_passworded, company_id, 1, !!passworded);
02015 SetWindowClassesDirty(WC_COMPANY);
02016
02017 NetworkClientSocket *cs;
02018 FOR_ALL_CLIENT_SOCKETS(cs) {
02019 if (cs->status >= NetworkClientSocket::STATUS_PRE_ACTIVE) cs->SendCompanyUpdate();
02020 }
02021
02022 NetworkAdminCompanyUpdate(Company::GetIfValid(company_id));
02023 }
02024
02031 void NetworkServerDoMove(ClientID client_id, CompanyID company_id)
02032 {
02033
02034 if (client_id == CLIENT_ID_SERVER && _network_dedicated) return;
02035
02036 NetworkClientInfo *ci = NetworkClientInfo::GetByClientID(client_id);
02037
02038
02039 if (ci->client_playas == company_id) return;
02040
02041 ci->client_playas = company_id;
02042
02043 if (client_id == CLIENT_ID_SERVER) {
02044 SetLocalCompany(company_id);
02045 } else {
02046 NetworkClientSocket *cs = NetworkClientSocket::GetByClientID(client_id);
02047
02048 if (cs->status < NetworkClientSocket::STATUS_AUTHORIZED) return;
02049 cs->SendMove(client_id, company_id);
02050 }
02051
02052
02053 NetworkUpdateClientInfo(client_id);
02054
02055 NetworkAction action = (company_id == COMPANY_SPECTATOR) ? NETWORK_ACTION_COMPANY_SPECTATOR : NETWORK_ACTION_COMPANY_JOIN;
02056 NetworkServerSendChat(action, DESTTYPE_BROADCAST, 0, "", client_id, company_id + 1);
02057 }
02058
02065 void NetworkServerSendRcon(ClientID client_id, TextColour colour_code, const char *string)
02066 {
02067 NetworkClientSocket::GetByClientID(client_id)->SendRConResult(colour_code, string);
02068 }
02069
02074 void NetworkServerKickClient(ClientID client_id)
02075 {
02076 if (client_id == CLIENT_ID_SERVER) return;
02077 NetworkClientSocket::GetByClientID(client_id)->SendError(NETWORK_ERROR_KICKED);
02078 }
02079
02085 uint NetworkServerKickOrBanIP(ClientID client_id, bool ban)
02086 {
02087 return NetworkServerKickOrBanIP(NetworkClientSocket::GetByClientID(client_id)->GetClientIP(), ban);
02088 }
02089
02095 uint NetworkServerKickOrBanIP(const char *ip, bool ban)
02096 {
02097
02098 if (ban) {
02099 bool contains = false;
02100 for (char **iter = _network_ban_list.Begin(); iter != _network_ban_list.End(); iter++) {
02101 if (strcmp(*iter, ip) == 0) {
02102 contains = true;
02103 break;
02104 }
02105 }
02106 if (!contains) *_network_ban_list.Append() = strdup(ip);
02107 }
02108
02109 uint n = 0;
02110
02111
02112 NetworkClientSocket *cs;
02113 FOR_ALL_CLIENT_SOCKETS(cs) {
02114 if (cs->client_id == CLIENT_ID_SERVER) continue;
02115 if (cs->client_address.IsInNetmask(const_cast<char *>(ip))) {
02116 NetworkServerKickClient(cs->client_id);
02117 n++;
02118 }
02119 }
02120
02121 return n;
02122 }
02123
02129 bool NetworkCompanyHasClients(CompanyID company)
02130 {
02131 const NetworkClientInfo *ci;
02132 FOR_ALL_CLIENT_INFOS(ci) {
02133 if (ci->client_playas == company) return true;
02134 }
02135 return false;
02136 }
02137
02138
02144 void ServerNetworkGameSocketHandler::GetClientName(char *client_name, size_t size) const
02145 {
02146 const NetworkClientInfo *ci = this->GetInfo();
02147
02148 if (ci == NULL || StrEmpty(ci->client_name)) {
02149 snprintf(client_name, size, "Client #%4d", this->client_id);
02150 } else {
02151 ttd_strlcpy(client_name, ci->client_name, size);
02152 }
02153 }
02154
02158 void NetworkPrintClients()
02159 {
02160 NetworkClientInfo *ci;
02161 FOR_ALL_CLIENT_INFOS(ci) {
02162 if (_network_server) {
02163 IConsolePrintF(CC_INFO, "Client #%1d name: '%s' company: %1d IP: %s",
02164 ci->client_id,
02165 ci->client_name,
02166 ci->client_playas + (Company::IsValidID(ci->client_playas) ? 1 : 0),
02167 ci->client_id == CLIENT_ID_SERVER ? "server" : NetworkClientSocket::GetByClientID(ci->client_id)->GetClientIP());
02168 } else {
02169 IConsolePrintF(CC_INFO, "Client #%1d name: '%s' company: %1d",
02170 ci->client_id,
02171 ci->client_name,
02172 ci->client_playas + (Company::IsValidID(ci->client_playas) ? 1 : 0));
02173 }
02174 }
02175 }
02176
02177 #endif