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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
00030 #include "table/strings.h"
00031
00032
00033
00034
00035
00036 #define MY_CLIENT NetworkClientSocket::Get(0)
00037
00038 static uint32 last_ack_frame;
00039
00041 static uint32 _password_game_seed;
00043 static char _password_server_unique_id[NETWORK_UNIQUE_ID_LENGTH];
00044
00046 static uint8 _network_server_max_companies;
00048 static uint8 _network_server_max_spectators;
00049
00051 CompanyID _network_join_as;
00052
00054 const char *_network_join_server_password = NULL;
00056 const char *_network_join_company_password = NULL;
00057
00059 assert_compile(NETWORK_UNIQUE_ID_LENGTH == 16 * 2 + 1);
00060
00066 static const char *GenerateCompanyPasswordHash(const char *password)
00067 {
00068 if (StrEmpty(password)) return password;
00069
00070 char salted_password[NETWORK_UNIQUE_ID_LENGTH];
00071
00072 memset(salted_password, 0, sizeof(salted_password));
00073 snprintf(salted_password, sizeof(salted_password), "%s", password);
00074
00075 for (uint i = 0; i < NETWORK_UNIQUE_ID_LENGTH - 1; i++) salted_password[i] ^= _password_server_unique_id[i] ^ (_password_game_seed >> i);
00076
00077 Md5 checksum;
00078 uint8 digest[16];
00079 static char hashed_password[NETWORK_UNIQUE_ID_LENGTH];
00080
00081
00082 checksum.Append((const uint8*)salted_password, sizeof(salted_password) - 1);
00083 checksum.Finish(digest);
00084
00085 for (int di = 0; di < 16; di++) sprintf(hashed_password + di * 2, "%02x", digest[di]);
00086 hashed_password[lengthof(hashed_password) - 1] = '\0';
00087
00088 return hashed_password;
00089 }
00090
00094 void HashCurrentCompanyPassword(const char *password)
00095 {
00096 _password_game_seed = _settings_game.game_creation.generation_seed;
00097 strecpy(_password_server_unique_id, _settings_client.network.network_id, lastof(_password_server_unique_id));
00098
00099 const char *new_pw = GenerateCompanyPasswordHash(password);
00100 strecpy(_network_company_states[_local_company].password, new_pw, lastof(_network_company_states[_local_company].password));
00101
00102 if (_network_server) {
00103 NetworkServerUpdateCompanyPassworded(_local_company, !StrEmpty(_network_company_states[_local_company].password));
00104 }
00105 }
00106
00107
00108
00109
00110
00111
00112
00113 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_COMPANY_INFO)
00114 {
00115
00116
00117
00118
00119
00120
00121 Packet *p;
00122 _network_join_status = NETWORK_JOIN_STATUS_GETTING_COMPANY_INFO;
00123 SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
00124
00125 p = new Packet(PACKET_CLIENT_COMPANY_INFO);
00126 MY_CLIENT->Send_Packet(p);
00127 }
00128
00129 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_JOIN)
00130 {
00131
00132
00133
00134
00135
00136
00137
00138
00139
00140
00141
00142 Packet *p;
00143 _network_join_status = NETWORK_JOIN_STATUS_AUTHORIZING;
00144 SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
00145
00146 p = new Packet(PACKET_CLIENT_JOIN);
00147 p->Send_string(_openttd_revision);
00148 p->Send_string(_settings_client.network.client_name);
00149 p->Send_uint8 (_network_join_as);
00150 p->Send_uint8 (NETLANG_ANY);
00151 p->Send_string(_settings_client.network.network_id);
00152 MY_CLIENT->Send_Packet(p);
00153 }
00154
00155 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_NEWGRFS_CHECKED)
00156 {
00157
00158
00159
00160
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
00171
00172
00173
00174
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
00186
00187
00188
00189
00190
00191 Packet *p = new Packet(PACKET_CLIENT_GETMAP);
00192 MY_CLIENT->Send_Packet(p);
00193 }
00194
00195 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_MAP_OK)
00196 {
00197
00198
00199
00200
00201
00202
00203
00204 Packet *p = new Packet(PACKET_CLIENT_MAP_OK);
00205 MY_CLIENT->Send_Packet(p);
00206 }
00207
00208 DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_ACK)
00209 {
00210
00211
00212
00213
00214
00215
00216
00217 Packet *p = new Packet(PACKET_CLIENT_ACK);
00218
00219 p->Send_uint32(_frame_counter);
00220 MY_CLIENT->Send_Packet(p);
00221 }
00222
00223
00224 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_COMMAND)(const CommandPacket *cp)
00225 {
00226
00227
00228
00229
00230
00231
00232
00233
00234
00235
00236
00237
00238
00239 Packet *p = new Packet(PACKET_CLIENT_COMMAND);
00240 MY_CLIENT->Send_Command(p, cp);
00241
00242 MY_CLIENT->Send_Packet(p);
00243 }
00244
00245
00246 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_CHAT)(NetworkAction action, DestType type, int dest, const char *msg, int64 data)
00247 {
00248
00249
00250
00251
00252
00253
00254
00255
00256
00257
00258
00259 Packet *p = new Packet(PACKET_CLIENT_CHAT);
00260
00261 p->Send_uint8 (action);
00262 p->Send_uint8 (type);
00263 p->Send_uint32(dest);
00264 p->Send_string(msg);
00265 p->Send_uint64(data);
00266
00267 MY_CLIENT->Send_Packet(p);
00268 }
00269
00270
00271 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_ERROR)(NetworkErrorCode errorno)
00272 {
00273
00274
00275
00276
00277
00278
00279 Packet *p = new Packet(PACKET_CLIENT_ERROR);
00280
00281 p->Send_uint8(errorno);
00282 MY_CLIENT->Send_Packet(p);
00283 }
00284
00285 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_SET_PASSWORD)(const char *password)
00286 {
00287
00288
00289
00290
00291
00292
00293 Packet *p = new Packet(PACKET_CLIENT_SET_PASSWORD);
00294
00295 p->Send_string(GenerateCompanyPasswordHash(password));
00296 MY_CLIENT->Send_Packet(p);
00297 }
00298
00299 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_SET_NAME)(const char *name)
00300 {
00301
00302
00303
00304
00305
00306
00307 Packet *p = new Packet(PACKET_CLIENT_SET_NAME);
00308
00309 p->Send_string(name);
00310 MY_CLIENT->Send_Packet(p);
00311 }
00312
00313
00314 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_QUIT)()
00315 {
00316
00317
00318
00319
00320
00321 Packet *p = new Packet(PACKET_CLIENT_QUIT);
00322
00323 MY_CLIENT->Send_Packet(p);
00324 }
00325
00326 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_RCON)(const char *pass, const char *command)
00327 {
00328 Packet *p = new Packet(PACKET_CLIENT_RCON);
00329 p->Send_string(pass);
00330 p->Send_string(command);
00331 MY_CLIENT->Send_Packet(p);
00332 }
00333
00334 DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_MOVE)(CompanyID company, const char *pass)
00335 {
00336 Packet *p = new Packet(PACKET_CLIENT_MOVE);
00337 p->Send_uint8(company);
00338 p->Send_string(GenerateCompanyPasswordHash(pass));
00339 MY_CLIENT->Send_Packet(p);
00340 }
00341
00342
00343
00344
00345
00346
00347
00348 extern bool SafeSaveOrLoad(const char *filename, int mode, GameMode newgm, Subdirectory subdir);
00349 extern StringID _switch_mode_errorstr;
00350
00351 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_FULL)
00352 {
00353
00354 _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_FULL;
00355 DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
00356
00357 return NETWORK_RECV_STATUS_SERVER_FULL;
00358 }
00359
00360 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_BANNED)
00361 {
00362
00363 _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_BANNED;
00364 DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
00365
00366 return NETWORK_RECV_STATUS_SERVER_BANNED;
00367 }
00368
00369 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO)
00370 {
00371 byte company_info_version = p->Recv_uint8();
00372
00373 if (!MY_CLIENT->HasClientQuit() && company_info_version == NETWORK_COMPANY_INFO_VERSION) {
00374
00375 if (!p->Recv_bool()) return NETWORK_RECV_STATUS_CLOSE_QUERY;
00376
00377 CompanyID current = (Owner)p->Recv_uint8();
00378 if (current >= MAX_COMPANIES) return NETWORK_RECV_STATUS_CLOSE_QUERY;
00379
00380 NetworkCompanyInfo *company_info = GetLobbyCompanyInfo(current);
00381 if (company_info == NULL) return NETWORK_RECV_STATUS_CLOSE_QUERY;
00382
00383 p->Recv_string(company_info->company_name, sizeof(company_info->company_name));
00384 company_info->inaugurated_year = p->Recv_uint32();
00385 company_info->company_value = p->Recv_uint64();
00386 company_info->money = p->Recv_uint64();
00387 company_info->income = p->Recv_uint64();
00388 company_info->performance = p->Recv_uint16();
00389 company_info->use_password = p->Recv_bool();
00390 for (int i = 0; i < NETWORK_VEHICLE_TYPES; i++)
00391 company_info->num_vehicle[i] = p->Recv_uint16();
00392 for (int i = 0; i < NETWORK_STATION_TYPES; i++)
00393 company_info->num_station[i] = p->Recv_uint16();
00394 company_info->ai = p->Recv_bool();
00395
00396 p->Recv_string(company_info->clients, sizeof(company_info->clients));
00397
00398 SetWindowDirty(WC_NETWORK_WINDOW, 0);
00399
00400 return NETWORK_RECV_STATUS_OKAY;
00401 }
00402
00403 return NETWORK_RECV_STATUS_CLOSE_QUERY;
00404 }
00405
00406
00407
00408
00409 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO)
00410 {
00411 NetworkClientInfo *ci;
00412 ClientID client_id = (ClientID)p->Recv_uint32();
00413 CompanyID playas = (CompanyID)p->Recv_uint8();
00414 char name[NETWORK_NAME_LENGTH];
00415
00416 p->Recv_string(name, sizeof(name));
00417
00418 if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
00419
00420 ci = NetworkFindClientInfoFromClientID(client_id);
00421 if (ci != NULL) {
00422 if (playas == ci->client_playas && strcmp(name, ci->client_name) != 0) {
00423
00424 NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, CC_DEFAULT, false, ci->client_name, name);
00425 } else if (playas != ci->client_playas) {
00426
00427
00428 }
00429
00430 ci->client_playas = playas;
00431 strecpy(ci->client_name, name, lastof(ci->client_name));
00432
00433 SetWindowDirty(WC_CLIENT_LIST, 0);
00434
00435 return NETWORK_RECV_STATUS_OKAY;
00436 }
00437
00438
00439 ci = new NetworkClientInfo(client_id);
00440 ci->client_playas = playas;
00441 if (client_id == _network_own_client_id) MY_CLIENT->SetInfo(ci);
00442
00443 strecpy(ci->client_name, name, lastof(ci->client_name));
00444
00445 SetWindowDirty(WC_CLIENT_LIST, 0);
00446
00447 return NETWORK_RECV_STATUS_OKAY;
00448 }
00449
00450 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_ERROR)
00451 {
00452 NetworkErrorCode error = (NetworkErrorCode)p->Recv_uint8();
00453
00454 switch (error) {
00455
00456 case NETWORK_ERROR_NOT_AUTHORIZED:
00457 case NETWORK_ERROR_NOT_EXPECTED:
00458 case NETWORK_ERROR_COMPANY_MISMATCH:
00459 _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_ERROR;
00460 break;
00461 case NETWORK_ERROR_FULL:
00462 _switch_mode_errorstr = STR_NETWORK_ERROR_SERVER_FULL;
00463 break;
00464 case NETWORK_ERROR_WRONG_REVISION:
00465 _switch_mode_errorstr = STR_NETWORK_ERROR_WRONG_REVISION;
00466 break;
00467 case NETWORK_ERROR_WRONG_PASSWORD:
00468 _switch_mode_errorstr = STR_NETWORK_ERROR_WRONG_PASSWORD;
00469 break;
00470 case NETWORK_ERROR_KICKED:
00471 _switch_mode_errorstr = STR_NETWORK_ERROR_KICKED;
00472 break;
00473 case NETWORK_ERROR_CHEATER:
00474 _switch_mode_errorstr = STR_NETWORK_ERROR_CHEATER;
00475 break;
00476 default:
00477 _switch_mode_errorstr = STR_NETWORK_ERROR_LOSTCONNECTION;
00478 }
00479
00480 DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
00481
00482 return NETWORK_RECV_STATUS_SERVER_ERROR;
00483 }
00484
00485 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CHECK_NEWGRFS)
00486 {
00487 uint grf_count = p->Recv_uint8();
00488 NetworkRecvStatus ret = NETWORK_RECV_STATUS_OKAY;
00489
00490
00491 for (; grf_count > 0; grf_count--) {
00492 GRFConfig c;
00493 MY_CLIENT->Recv_GRFIdentifier(p, &c);
00494
00495
00496 const GRFConfig *f = FindGRFConfig(c.grfid, c.md5sum);
00497 if (f == NULL) {
00498
00499 char buf[sizeof(c.md5sum) * 2 + 1];
00500 md5sumToString(buf, lastof(buf), c.md5sum);
00501 DEBUG(grf, 0, "NewGRF %08X not found; checksum %s", BSWAP32(c.grfid), buf);
00502 ret = NETWORK_RECV_STATUS_NEWGRF_MISMATCH;
00503 }
00504 }
00505
00506 if (ret == NETWORK_RECV_STATUS_OKAY) {
00507
00508 SEND_COMMAND(PACKET_CLIENT_NEWGRFS_CHECKED)();
00509 } else {
00510
00511 _switch_mode_errorstr = STR_NETWORK_ERROR_NEWGRF_MISMATCH;
00512 }
00513 return ret;
00514 }
00515
00516 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_NEED_PASSWORD)
00517 {
00518 NetworkPasswordType type = (NetworkPasswordType)p->Recv_uint8();
00519
00520 const char *password = _network_join_server_password;
00521
00522 switch (type) {
00523 case NETWORK_COMPANY_PASSWORD:
00524
00525 _password_game_seed = p->Recv_uint32();
00526 p->Recv_string(_password_server_unique_id, sizeof(_password_server_unique_id));
00527 if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_MALFORMED_PACKET;
00528 password = _network_join_company_password;
00529
00530 case NETWORK_GAME_PASSWORD:
00531 if (StrEmpty(password)) {
00532 ShowNetworkNeedPassword(type);
00533 } else {
00534 SEND_COMMAND(PACKET_CLIENT_PASSWORD)(type, password);
00535 }
00536 return NETWORK_RECV_STATUS_OKAY;
00537
00538 default: return NETWORK_RECV_STATUS_MALFORMED_PACKET;
00539 }
00540 }
00541
00542 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_WELCOME)
00543 {
00544 _network_own_client_id = (ClientID)p->Recv_uint32();
00545
00546
00547 _password_game_seed = p->Recv_uint32();
00548 p->Recv_string(_password_server_unique_id, sizeof(_password_server_unique_id));
00549
00550
00551 SEND_COMMAND(PACKET_CLIENT_GETMAP)();
00552 return NETWORK_RECV_STATUS_OKAY;
00553 }
00554
00555 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_WAIT)
00556 {
00557 _network_join_status = NETWORK_JOIN_STATUS_WAITING;
00558 _network_join_waiting = p->Recv_uint8();
00559 SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
00560
00561
00562 DEBUG(net, 1, "The server is currently busy sending the map to someone else, please wait..." );
00563 DEBUG(net, 1, "There are %d clients in front of you", _network_join_waiting);
00564
00565 return NETWORK_RECV_STATUS_OKAY;
00566 }
00567
00568 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MAP)
00569 {
00570 static FILE *file_pointer;
00571
00572 byte maptype;
00573
00574 maptype = p->Recv_uint8();
00575
00576 if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
00577
00578
00579 if (maptype == MAP_PACKET_START) {
00580 file_pointer = FioFOpenFile("network_client.tmp", "wb", AUTOSAVE_DIR);;
00581 if (file_pointer == NULL) {
00582 _switch_mode_errorstr = STR_NETWORK_ERROR_SAVEGAMEERROR;
00583 return NETWORK_RECV_STATUS_SAVEGAME;
00584 }
00585
00586 _frame_counter = _frame_counter_server = _frame_counter_max = p->Recv_uint32();
00587
00588 _network_join_bytes = 0;
00589 _network_join_bytes_total = p->Recv_uint32();
00590
00591
00592
00593
00594
00595
00596 if (MY_CLIENT->HasClientQuit()) return NETWORK_RECV_STATUS_CONN_LOST;
00597 if (_network_join_bytes_total == 0) return NETWORK_RECV_STATUS_MALFORMED_PACKET;
00598
00599 _network_join_status = NETWORK_JOIN_STATUS_DOWNLOADING;
00600 SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
00601
00602
00603 return NETWORK_RECV_STATUS_OKAY;
00604 }
00605
00606 if (maptype == MAP_PACKET_NORMAL) {
00607
00608 if (fwrite(p->buffer + p->pos, 1, p->size - p->pos, file_pointer) != (size_t)(p->size - p->pos)) {
00609 _switch_mode_errorstr = STR_NETWORK_ERROR_SAVEGAMEERROR;
00610 return NETWORK_RECV_STATUS_SAVEGAME;
00611 }
00612
00613 _network_join_bytes = ftell(file_pointer);
00614 SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
00615 }
00616
00617
00618 if (maptype == MAP_PACKET_END) {
00619 fclose(file_pointer);
00620
00621 _network_join_status = NETWORK_JOIN_STATUS_PROCESSING;
00622 SetWindowDirty(WC_NETWORK_STATUS_WINDOW, 0);
00623
00624
00625 if (!SafeSaveOrLoad("network_client.tmp", SL_LOAD, GM_NORMAL, AUTOSAVE_DIR)) {
00626 DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
00627 _switch_mode_errorstr = STR_NETWORK_ERROR_SAVEGAMEERROR;
00628 return NETWORK_RECV_STATUS_SAVEGAME;
00629 }
00630
00631
00632
00633
00634 SEND_COMMAND(PACKET_CLIENT_MAP_OK)();
00635
00636
00637
00638 if (_network_join_as == COMPANY_NEW_COMPANY || !Company::IsValidID(_network_join_as)) {
00639 SetLocalCompany(COMPANY_SPECTATOR);
00640
00641 if (_network_join_as != COMPANY_SPECTATOR) {
00642
00643
00644 _network_join_status = NETWORK_JOIN_STATUS_REGISTERING;
00645 ShowJoinStatusWindow();
00646 NetworkSend_Command(0, 0, 0, CMD_COMPANY_CTRL, NULL, NULL);
00647 }
00648 } else {
00649
00650 SetLocalCompany(_network_join_as);
00651 }
00652 }
00653
00654 return NETWORK_RECV_STATUS_OKAY;
00655 }
00656
00657 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_FRAME)
00658 {
00659 _frame_counter_server = p->Recv_uint32();
00660 _frame_counter_max = p->Recv_uint32();
00661 #ifdef ENABLE_NETWORK_SYNC_EVERY_FRAME
00662
00663
00664 if (p->pos < p->size) {
00665 _sync_frame = _frame_counter_server;
00666 _sync_seed_1 = p->Recv_uint32();
00667 #ifdef NETWORK_SEND_DOUBLE_SEED
00668 _sync_seed_2 = p->Recv_uint32();
00669 #endif
00670 }
00671 #endif
00672 DEBUG(net, 5, "Received FRAME %d", _frame_counter_server);
00673
00674
00675
00676 if (!_network_first_time && last_ack_frame < _frame_counter) {
00677 last_ack_frame = _frame_counter + DAY_TICKS;
00678 DEBUG(net, 4, "Sent ACK at %d", _frame_counter);
00679 SEND_COMMAND(PACKET_CLIENT_ACK)();
00680 }
00681
00682 return NETWORK_RECV_STATUS_OKAY;
00683 }
00684
00685 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_SYNC)
00686 {
00687 _sync_frame = p->Recv_uint32();
00688 _sync_seed_1 = p->Recv_uint32();
00689 #ifdef NETWORK_SEND_DOUBLE_SEED
00690 _sync_seed_2 = p->Recv_uint32();
00691 #endif
00692
00693 return NETWORK_RECV_STATUS_OKAY;
00694 }
00695
00696 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMMAND)
00697 {
00698 CommandPacket cp;
00699 const char *err = MY_CLIENT->Recv_Command(p, &cp);
00700 cp.frame = p->Recv_uint32();
00701 cp.my_cmd = p->Recv_bool();
00702 cp.next = NULL;
00703
00704 if (err != NULL) {
00705 IConsolePrintF(CC_ERROR, "WARNING: %s from server, dropping...", err);
00706 return NETWORK_RECV_STATUS_MALFORMED_PACKET;
00707 }
00708
00709
00710
00711 NetworkAddCommandQueue(cp);
00712
00713 return NETWORK_RECV_STATUS_OKAY;
00714 }
00715
00716 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CHAT)
00717 {
00718 char name[NETWORK_NAME_LENGTH], msg[NETWORK_CHAT_LENGTH];
00719 const NetworkClientInfo *ci = NULL, *ci_to;
00720
00721 NetworkAction action = (NetworkAction)p->Recv_uint8();
00722 ClientID client_id = (ClientID)p->Recv_uint32();
00723 bool self_send = p->Recv_bool();
00724 p->Recv_string(msg, NETWORK_CHAT_LENGTH);
00725 int64 data = p->Recv_uint64();
00726
00727 ci_to = NetworkFindClientInfoFromClientID(client_id);
00728 if (ci_to == NULL) return NETWORK_RECV_STATUS_OKAY;
00729
00730
00731 if (self_send) {
00732 switch (action) {
00733 case NETWORK_ACTION_CHAT_CLIENT:
00734
00735 snprintf(name, sizeof(name), "%s", ci_to->client_name);
00736 ci = NetworkFindClientInfoFromClientID(_network_own_client_id);
00737 break;
00738
00739
00740 case NETWORK_ACTION_GIVE_MONEY:
00741 if (!Company::IsValidID(ci_to->client_playas)) return NETWORK_RECV_STATUS_OKAY;
00742
00743 case NETWORK_ACTION_CHAT_COMPANY: {
00744 StringID str = Company::IsValidID(ci_to->client_playas) ? STR_COMPANY_NAME : STR_NETWORK_SPECTATORS;
00745 SetDParam(0, ci_to->client_playas);
00746
00747 GetString(name, str, lastof(name));
00748 ci = NetworkFindClientInfoFromClientID(_network_own_client_id);
00749 } break;
00750
00751 default: return NETWORK_RECV_STATUS_MALFORMED_PACKET;
00752 }
00753 } else {
00754
00755 snprintf(name, sizeof(name), "%s", ci_to->client_name);
00756 ci = ci_to;
00757 }
00758
00759 if (ci != NULL)
00760 NetworkTextMessage(action, (ConsoleColour)GetDrawStringCompanyColour(ci->client_playas), self_send, name, msg, data);
00761 return NETWORK_RECV_STATUS_OKAY;
00762 }
00763
00764 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT)
00765 {
00766 ClientID client_id = (ClientID)p->Recv_uint32();
00767
00768 NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(client_id);
00769 if (ci != NULL) {
00770 NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, ci->client_name, NULL, GetNetworkErrorMsg((NetworkErrorCode)p->Recv_uint8()));
00771 delete ci;
00772 }
00773
00774 SetWindowDirty(WC_CLIENT_LIST, 0);
00775
00776 return NETWORK_RECV_STATUS_OKAY;
00777 }
00778
00779 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_QUIT)
00780 {
00781 NetworkClientInfo *ci;
00782
00783 ClientID client_id = (ClientID)p->Recv_uint32();
00784
00785 ci = NetworkFindClientInfoFromClientID(client_id);
00786 if (ci != NULL) {
00787 NetworkTextMessage(NETWORK_ACTION_LEAVE, CC_DEFAULT, false, ci->client_name, NULL, STR_NETWORK_MESSAGE_CLIENT_LEAVING);
00788 delete ci;
00789 } else {
00790 DEBUG(net, 0, "Unknown client (%d) is leaving the game", client_id);
00791 }
00792
00793 SetWindowDirty(WC_CLIENT_LIST, 0);
00794
00795
00796 return NETWORK_RECV_STATUS_OKAY;
00797 }
00798
00799 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_JOIN)
00800 {
00801 ClientID client_id = (ClientID)p->Recv_uint32();
00802
00803 NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(client_id);
00804 if (ci != NULL)
00805 NetworkTextMessage(NETWORK_ACTION_JOIN, CC_DEFAULT, false, ci->client_name);
00806
00807 SetWindowDirty(WC_CLIENT_LIST, 0);
00808
00809 return NETWORK_RECV_STATUS_OKAY;
00810 }
00811
00812 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN)
00813 {
00814 _switch_mode_errorstr = STR_NETWORK_MESSAGE_SERVER_SHUTDOWN;
00815
00816 return NETWORK_RECV_STATUS_SERVER_ERROR;
00817 }
00818
00819 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_NEWGAME)
00820 {
00821
00822
00823
00824
00825 _network_reconnect = min(_local_company + 1, 10);
00826 _switch_mode_errorstr = STR_NETWORK_MESSAGE_SERVER_REBOOT;
00827
00828 return NETWORK_RECV_STATUS_SERVER_ERROR;
00829 }
00830
00831 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_RCON)
00832 {
00833 char rcon_out[NETWORK_RCONCOMMAND_LENGTH];
00834
00835 ConsoleColour colour_code = (ConsoleColour)p->Recv_uint16();
00836 p->Recv_string(rcon_out, sizeof(rcon_out));
00837
00838 IConsolePrint(colour_code, rcon_out);
00839
00840 return NETWORK_RECV_STATUS_OKAY;
00841 }
00842
00843 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MOVE)
00844 {
00845
00846 ClientID client_id = (ClientID)p->Recv_uint32();
00847 CompanyID company_id = (CompanyID)p->Recv_uint8();
00848
00849 if (client_id == 0) {
00850
00851 DEBUG(net, 0, "[move] received invalid client index = 0");
00852 return NETWORK_RECV_STATUS_MALFORMED_PACKET;
00853 }
00854
00855 const NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(client_id);
00856
00857 if (ci == NULL) return NETWORK_RECV_STATUS_OKAY;
00858
00859
00860 if (!Company::IsValidID(company_id)) company_id = COMPANY_SPECTATOR;
00861
00862 if (client_id == _network_own_client_id) {
00863 SetLocalCompany(company_id);
00864 }
00865
00866 return NETWORK_RECV_STATUS_OKAY;
00867 }
00868
00869 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CONFIG_UPDATE)
00870 {
00871 _network_server_max_companies = p->Recv_uint8();
00872 _network_server_max_spectators = p->Recv_uint8();
00873
00874 return NETWORK_RECV_STATUS_OKAY;
00875 }
00876
00877 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_UPDATE)
00878 {
00879 _network_company_passworded = p->Recv_uint16();
00880 SetWindowClassesDirty(WC_COMPANY);
00881
00882 return NETWORK_RECV_STATUS_OKAY;
00883 }
00884
00885
00886
00887 typedef NetworkRecvStatus NetworkClientPacket(Packet *p);
00888
00889
00890
00891
00892
00893 static NetworkClientPacket * const _network_client_packet[] = {
00894 RECEIVE_COMMAND(PACKET_SERVER_FULL),
00895 RECEIVE_COMMAND(PACKET_SERVER_BANNED),
00896 NULL,
00897 RECEIVE_COMMAND(PACKET_SERVER_ERROR),
00898 NULL,
00899 RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO),
00900 RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO),
00901 RECEIVE_COMMAND(PACKET_SERVER_NEED_PASSWORD),
00902 NULL,
00903 RECEIVE_COMMAND(PACKET_SERVER_WELCOME),
00904 NULL,
00905 RECEIVE_COMMAND(PACKET_SERVER_WAIT),
00906 RECEIVE_COMMAND(PACKET_SERVER_MAP),
00907 NULL,
00908 RECEIVE_COMMAND(PACKET_SERVER_JOIN),
00909 RECEIVE_COMMAND(PACKET_SERVER_FRAME),
00910 RECEIVE_COMMAND(PACKET_SERVER_SYNC),
00911 NULL,
00912 NULL,
00913 RECEIVE_COMMAND(PACKET_SERVER_COMMAND),
00914 NULL,
00915 RECEIVE_COMMAND(PACKET_SERVER_CHAT),
00916 NULL,
00917 NULL,
00918 NULL,
00919 NULL,
00920 RECEIVE_COMMAND(PACKET_SERVER_QUIT),
00921 RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT),
00922 RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN),
00923 RECEIVE_COMMAND(PACKET_SERVER_NEWGAME),
00924 RECEIVE_COMMAND(PACKET_SERVER_RCON),
00925 NULL,
00926 RECEIVE_COMMAND(PACKET_SERVER_CHECK_NEWGRFS),
00927 NULL,
00928 RECEIVE_COMMAND(PACKET_SERVER_MOVE),
00929 NULL,
00930 RECEIVE_COMMAND(PACKET_SERVER_COMPANY_UPDATE),
00931 RECEIVE_COMMAND(PACKET_SERVER_CONFIG_UPDATE),
00932 };
00933
00934
00935 assert_compile(lengthof(_network_client_packet) == PACKET_END);
00936
00937
00938 void NetworkClient_Connected()
00939 {
00940
00941 _frame_counter = 0;
00942 _frame_counter_server = 0;
00943 last_ack_frame = 0;
00944
00945 SEND_COMMAND(PACKET_CLIENT_JOIN)();
00946 }
00947
00948
00949 NetworkRecvStatus NetworkClient_ReadPackets(NetworkClientSocket *cs)
00950 {
00951 Packet *p;
00952 NetworkRecvStatus res = NETWORK_RECV_STATUS_OKAY;
00953
00954 while (res == NETWORK_RECV_STATUS_OKAY && (p = cs->Recv_Packet()) != NULL) {
00955 byte type = p->Recv_uint8();
00956 if (type < PACKET_END && _network_client_packet[type] != NULL && !MY_CLIENT->HasClientQuit()) {
00957 res = _network_client_packet[type](p);
00958 } else {
00959 res = NETWORK_RECV_STATUS_MALFORMED_PACKET;
00960 DEBUG(net, 0, "[client] received invalid packet type %d", type);
00961 }
00962
00963 delete p;
00964 }
00965
00966 return res;
00967 }
00968
00969 void NetworkClientSendRcon(const char *password, const char *command)
00970 {
00971 SEND_COMMAND(PACKET_CLIENT_RCON)(password, command);
00972 }
00973
00980 void NetworkClientRequestMove(CompanyID company_id, const char *pass)
00981 {
00982 SEND_COMMAND(PACKET_CLIENT_MOVE)(company_id, pass);
00983 }
00984
00985 void NetworkUpdateClientName()
00986 {
00987 NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(_network_own_client_id);
00988
00989 if (ci == NULL) return;
00990
00991
00992 if (strcmp(ci->client_name, _settings_client.network.client_name) != 0) {
00993 if (!_network_server) {
00994 SEND_COMMAND(PACKET_CLIENT_SET_NAME)(_settings_client.network.client_name);
00995 } else {
00996 if (NetworkFindName(_settings_client.network.client_name)) {
00997 NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, CC_DEFAULT, false, ci->client_name, _settings_client.network.client_name);
00998 strecpy(ci->client_name, _settings_client.network.client_name, lastof(ci->client_name));
00999 NetworkUpdateClientInfo(CLIENT_ID_SERVER);
01000 }
01001 }
01002 }
01003 }
01004
01005 void NetworkClientSendChat(NetworkAction action, DestType type, int dest, const char *msg, int64 data)
01006 {
01007 SEND_COMMAND(PACKET_CLIENT_CHAT)(action, type, dest, msg, data);
01008 }
01009
01010 void NetworkClientSetPassword(const char *password)
01011 {
01012 SEND_COMMAND(PACKET_CLIENT_SET_PASSWORD)(password);
01013 }
01014
01020 bool NetworkClientPreferTeamChat(const NetworkClientInfo *cio)
01021 {
01022
01023 if (!_settings_client.gui.prefer_teamchat || !Company::IsValidID(cio->client_playas)) return false;
01024
01025 const NetworkClientInfo *ci;
01026 FOR_ALL_CLIENT_INFOS(ci) {
01027 if (ci->client_playas == cio->client_playas && ci != cio) return true;
01028 }
01029
01030 return false;
01031 }
01032
01037 bool NetworkMaxCompaniesReached()
01038 {
01039 return Company::GetNumItems() >= (_network_server ? _settings_client.network.max_companies : _network_server_max_companies);
01040 }
01041
01046 bool NetworkMaxSpectatorsReached()
01047 {
01048 return NetworkSpectatorCount() >= (_network_server ? _settings_client.network.max_spectators : _network_server_max_spectators);
01049 }
01050
01054 void NetworkPrintClients()
01055 {
01056 NetworkClientInfo *ci;
01057 FOR_ALL_CLIENT_INFOS(ci) {
01058 IConsolePrintF(CC_INFO, "Client #%1d name: '%s' company: %1d IP: %s",
01059 ci->client_id,
01060 ci->client_name,
01061 ci->client_playas + (Company::IsValidID(ci->client_playas) ? 1 : 0),
01062 GetClientIP(ci));
01063 }
01064 }
01065
01066 #endif