try {

		_generating_world = true;

		/* Set the Random() seed to generation_seed so we produce the same map with the same seed */

		if (_settings_game.game_creation.generation_seed == GENERATE_NEW_SEED) _settings_game.game_creation.generation_seed = _settings_newgame.game_creation.generation_seed = InteractiveRandom();

		_random.SetSeed(_settings_game.game_creation.generation_seed);

		ShowNewGRFError();

		DEBUG(desync, 1, "new_map: %08x", _settings_game.game_creation.generation_seed);

		if (_debug_desync_level > 0) {

		if (_network_dedicated) {

			/* Exit the game to prevent a return to main menu.  */

			_exit_game = true;

		} else {

			SwitchToMode(_switch_mode);

		/* Never show steps smaller than 2%, even if it is a mod 5% */

		if (_gws.percent <= last_percent + 2) return;

		last_percent = _gws.percent;

		return;

		DEBUG(net, 0, "Setting non-blocking mode failed: %s", NetworkError::GetLast().AsString());

	}

	return sock;

}

#ifdef _WIN32

	{

		WSADATA wsa;

		if (WSAStartup(MAKEWORD(2, 0), &wsa) != 0) {

			return false;

		}

	}

		/* Tag names are not mangled further. */

		if (_openttd_revision_tagged) {

			return network_revision;

		}

		/* Replace the git hash in revision string. */

		strecpy(network_revision + hashofs, githash_suffix, network_revision + NETWORK_REVISION_LENGTH);

		assert(strlen(network_revision) < NETWORK_REVISION_LENGTH); // strlen does not include terminator, constant does, hence strictly less than

	}

	return network_revision;

	int sock = socket(AF_INET, SOCK_DGRAM, 0);

	if (sock < 0) {

		return;

	}

	char *output_pointer = nullptr;

	int output_length = _netstat(sock, &output_pointer, 1);

	if (output_length < 0) {

		return;

	}

	int i = 0;

	for (NetworkAddress &addr : *broadcast) {

		addr.SetPort(NETWORK_DEFAULT_PORT);

	}

}

			if (!err.WouldBlock()) {

				/* Something went wrong.. close client! */

				if (!closing_down) {

					this->CloseConnection();

				}

				return SPS_CLOSED;

				NetworkError err = NetworkError::GetLast();

				if (!err.WouldBlock()) {

					/* Something went wrong... */

					this->CloseConnection();

					return nullptr;

				}

			NetworkError err = NetworkError::GetLast();

			if (!err.WouldBlock()) {

				/* Something went wrong... */

				this->CloseConnection();

				return nullptr;

			}

		default:

			if (this->HasClientQuit()) {

			} else {

			}

			this->CloseConnection();

 */

NetworkRecvStatus NetworkAdminSocketHandler::ReceiveInvalidPacket(PacketAdminType type)

{

	return NETWORK_RECV_STATUS_MALFORMED_PACKET;

}

	}

	NetworkAddress network_address = NetworkAddress(address->ai_addr, (int)address->ai_addrlen);

	int err = connect(sock, address->ai_addr, (int)address->ai_addrlen);

	if (err != 0 && !NetworkError::GetLast().IsConnectInProgress()) {

		}

	}

		for (const auto &address : this->addresses) {

		}

	}

	}

	if (e != 0) {

		this->OnFailure();

		return;

	}

	/* select() failed; hopefully next try it doesn't. */

	if (n < 0) {

		/* select() normally never fails; so hopefully it works next try! */

		return false;

	}

	}

	assert(connected_socket != INVALID_SOCKET);

	if (_debug_net_level >= 5) {

		DEBUG(net, 5, "- using %s", NetworkAddress::GetPeerName(connected_socket).c_str());

	}

		default:

			if (this->HasClientQuit()) {

			} else {

			}

			return false;

	}

 */

bool NetworkContentSocketHandler::ReceiveInvalidPacket(PacketContentType type)

{

	return false;

}

			this->CloseConnection();

			if (this->HasClientQuit()) {

			} else {

			}

			return NETWORK_RECV_STATUS_MALFORMED_PACKET;

	}

 */

NetworkRecvStatus NetworkGameSocketHandler::ReceiveInvalidPacket(PacketGameType type)

{

	return NETWORK_RECV_STATUS_MALFORMED_PACKET;

}

	size_t bufferSize = strlen(url) + strlen(host) + strlen(GetNetworkRevisionString()) + (data == nullptr ? 0 : strlen(data)) + 128;

	char *buffer = AllocaM(char, bufferSize);

	if (data != nullptr) {

		seprintf(buffer, buffer + bufferSize - 1, "POST %s HTTP/1.0\r\nHost: %s\r\nUser-Agent: OpenTTD/%s\r\nContent-Type: text/plain\r\nContent-Length: %d\r\n\r\n%s\r\n", url, host, GetNetworkRevisionString(), (int)strlen(data), data);

	} else {

 * Helper to simplify the error handling.

 * @param msg the error message to show.

 */

static const char * const NEWLINE        = "\r\n";             ///< End of line marker

static const char * const END_OF_HEADER  = "\r\n\r\n";         ///< End of header marker

	/* We expect a HTTP/1.[01] reply */

	if (strncmp(this->recv_buffer, HTTP_1_0, strlen(HTTP_1_0)) != 0 &&

			strncmp(this->recv_buffer, HTTP_1_1, strlen(HTTP_1_1)) != 0) {

	}

	char *status = this->recv_buffer + strlen(HTTP_1_0);

		/* Get the length of the document to receive */

		char *length = strcasestr(this->recv_buffer, CONTENT_LENGTH);

		/* Skip the header */

		length += strlen(CONTENT_LENGTH);

		/* Make sure we're going to download at least something;

		 * zero sized files are, for OpenTTD's purposes, always

		 * wrong. You can't have gzips of 0 bytes! */

		return len;

	}

		/* Search the end of the line. This is safe because the header will

		 * always end with two newlines. */

		*strstr(status, NEWLINE) = '\0';

		return -1;

	}

	/* Redirect to other URL */

	char *uri = strcasestr(this->recv_buffer, LOCATION);

	uri += strlen(LOCATION);

	char *end_of_line = strstr(uri, NEWLINE);

	*end_of_line = '\0';

	int ret = NetworkHTTPSocketHandler::Connect(uri, this->callback, this->data, this->redirect_depth + 1);

	if (ret != 0) return ret;

/* static */ int NetworkHTTPSocketHandler::Connect(char *uri, HTTPCallback *callback, const char *data, int depth)

{

	char *hname = strstr(uri, "://");

	hname += 3;

	char *url = strchr(hname, '/');

	*url = '\0';

			NetworkError err = NetworkError::GetLast();

			if (!err.WouldBlock()) {

				/* Something went wrong... */

				return -1;

			}

			/* Connection would block, so stop for now */

			if (end_of_header == nullptr) {

				if (read == lengthof(this->recv_buffer)) {

					return -1;

				}

				this->recv_pos = read;

			SetNonBlocking(s); // XXX error handling?

			NetworkAddress address(sin, sin_len);

			SetNoDelay(s); // XXX error handling?

					Packet p(Tban_packet);

					p.PrepareToSend();

					if (p.TransferOut<int>(send, s, 0) < 0) {

					}

					closesocket(s);

					break;

				p.PrepareToSend();

				if (p.TransferOut<int>(send, s, 0) < 0) {

				}

				closesocket(s);

		}

		if (sockets.size() == 0) {

			ShowNetworkError(STR_NETWORK_ERROR_SERVER_START);

			return false;

		}

			closesocket(s.second);

		}

		sockets.clear();

	}

};

			/* Enable broadcast */

			unsigned long val = 1;

			if (setsockopt(s.second, SOL_SOCKET, SO_BROADCAST, (char *) &val, sizeof(val)) < 0) {

			}

		}

		/* Send the buffer */

		ssize_t res = p->TransferOut<int>(sendto, s.second, 0, (const struct sockaddr *)send.GetAddress(), send.GetAddressLength());

		/* Check for any errors, but ignore it otherwise */

		if (!all) break;

	}

			/* If the size does not match the packet must be corrupted.

			 * Otherwise it will be marked as corrupted later on. */

			if (!p.ParsePacketSize() || (size_t)nbytes != p.Size()) {

				continue;

			}

			p.PrepareToRead();

		default:

			if (this->HasClientQuit()) {

			} else {

			}

			break;

	}

 */

void NetworkUDPSocketHandler::ReceiveInvalidPacket(PacketUDPType type, NetworkAddress *client_addr)

{

}

void NetworkUDPSocketHandler::Receive_CLIENT_FIND_SERVER(Packet *p, NetworkAddress *client_addr) { this->ReceiveInvalidPacket(PACKET_UDP_CLIENT_FIND_SERVER, client_addr); }

{

	static const char *fallback_client_name = "Unnamed Client";

	if (StrEmpty(_settings_client.network.client_name) || strcmp(_settings_client.network.client_name, fallback_client_name) == 0) {

		strecpy(_settings_client.network.client_name, fallback_client_name, lastof(_settings_client.network.client_name));

	}

	static const char *fallback_server_name = "Unnamed Server";

	if (StrEmpty(_settings_client.network.server_name) || strcmp(_settings_client.network.server_name, fallback_server_name) == 0) {

		strecpy(_settings_client.network.server_name, fallback_server_name, lastof(_settings_client.network.server_name));

	}

}

	NetworkDisconnect(false, false);

	NetworkInitialize(false);

	if (!ServerNetworkGameSocketHandler::Listen(_settings_client.network.server_port)) return false;

	/* Only listen for admins when the password isn't empty. */

	if (!StrEmpty(_settings_client.network.admin_password)) {

		if (!ServerNetworkAdminSocketHandler::Listen(_settings_client.network.server_admin_port)) return false;

	}

	/* Try to start UDP-server */

	NetworkUDPServerListen();

	_network_company_states = CallocT<NetworkCompanyState>(MAX_COMPANIES);

		static bool check_sync_state = false;

		static uint32 sync_state[2];

		if (f == nullptr && next_date == 0) {

			next_date = 1;

		}

			if (_date == next_date && _date_fract == next_date_fract) {

				if (cp != nullptr) {

					NetworkSendCommand(cp->tile, cp->p1, cp->p2, cp->cmd & ~CMD_FLAGS_MASK, nullptr, cp->text, cp->company);

					free(cp);

					cp = nullptr;

				}

				if (check_sync_state) {

					if (sync_state[0] == _random.state[0] && sync_state[1] == _random.state[1]) {

					} else {

									_date, _date_fract, sync_state[0], sync_state[1], _random.state[0], _random.state[1]);

						NOT_REACHED();

					}

				/* Manually insert a pause when joining; this way the client can join at the exact right time. */

				int ret = sscanf(p + 6, "%x; %x", &next_date, &next_date_fract);

				assert(ret == 2);

				cp = CallocT<CommandPacket>(1);

				cp->company = COMPANY_SPECTATOR;

				cp->cmd = CMD_PAUSE;

				/* A message that is not very important to the log playback, but part of the log. */

#ifndef DEBUG_FAILED_DUMP_COMMANDS

			} else if (strncmp(p, "cmdf: ", 6) == 0) {

#endif

			} else {

				/* Can't parse a line; what's wrong here? */

				NOT_REACHED();

			}

		}

		if (f != nullptr && feof(f)) {

			fclose(f);

			f = nullptr;

		}

	void OnConnect(SOCKET s) override

	{

		extern SOCKET _debug_socket;

		_debug_socket = s;

/** This tries to launch the network for a given OS */

void NetworkStartUp()

{

	/* Network is available */

	_network_available = NetworkCoreInitialize();

	_network_game_info = {};

	NetworkInitialize();

	NetworkFindBroadcastIPs(&_broadcast_list);

}

	NetworkDisconnect(true);

	NetworkUDPClose();

	_network_available = false;

ServerNetworkAdminSocketHandler::~ServerNetworkAdminSocketHandler()

{

	_network_admins_connected--;

	if (_redirect_console_to_admin == this->index) _redirect_console_to_admin = INVALID_ADMIN_ID;

}

{

	for (ServerNetworkAdminSocketHandler *as : ServerNetworkAdminSocketHandler::Iterate()) {

		if (as->status == ADMIN_STATUS_INACTIVE && std::chrono::steady_clock::now() > as->connect_time + ADMIN_AUTHORISATION_TIMEOUT) {

			as->CloseConnection(true);

			continue;

		}

	StringID strid = GetNetworkErrorMsg(error);

	GetString(str, strid, lastof(str));

	return this->CloseConnection(true);

}

	p->Recv_string(command, sizeof(command));

	_redirect_console_to_admin = this->index;

	IConsoleCmdExec(command);

	p->Recv_string(json, sizeof(json));

	Game::NewEvent(new ScriptEventAdminPort(json));

	return NETWORK_RECV_STATUS_OKAY;

	uint32 d1 = p->Recv_uint32();

	return this->SendPong(d1);

}

	this->status = ADMIN_STATUS_ACTIVE;

	return this->SendProtocol();

}

	if (type >= ADMIN_UPDATE_END || (_admin_update_type_frequencies[type] & freq) != freq) {

		/* The server does not know of this UpdateType. */

		return this->SendError(NETWORK_ERROR_ILLEGAL_PACKET);

	}

		default:

			/* An unsupported "poll" update type. */

			return this->SendError(NETWORK_ERROR_ILLEGAL_PACKET);

	}

			break;

		default:

			return this->SendError(NETWORK_ERROR_ILLEGAL_PACKET);

	}

	if (!_networking) return;

	const char *filename = "netsave.sav";

	SaveOrLoad(filename, SLO_SAVE, DFT_GAME_FILE, AUTOSAVE_DIR, false);

}