From 850a2735cc2f3806703a1f107c9f73533d750e7c Mon Sep 17 00:00:00 2001 From: rubidium Date: Wed, 14 Jan 2009 12:50:13 +0000 Subject: (svn r15079) -Codechange: split tcp 'backend' and in-game handling like it is for UDP. --- src/network/core/tcp_game.cpp | 69 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 src/network/core/tcp_game.cpp (limited to 'src/network/core/tcp_game.cpp') diff --git a/src/network/core/tcp_game.cpp b/src/network/core/tcp_game.cpp new file mode 100644 index 000000000..d34ace4bf --- /dev/null +++ b/src/network/core/tcp_game.cpp @@ -0,0 +1,69 @@ +/* $Id$ */ + +/** + * @file tcp_game.cpp Basic functions to receive and send TCP packets for game purposes. + */ + +#ifdef ENABLE_NETWORK + +#include "../../stdafx.h" +#include "../../openttd.h" +#include "../../variables.h" + +#include "../network_internal.h" +#include "packet.h" +#include "tcp_game.h" + +#include "table/strings.h" +#include "../../oldpool_func.h" + +/** Make very sure the preconditions given in network_type.h are actually followed */ +assert_compile(MAX_CLIENT_SLOTS == (MAX_CLIENT_SLOTS >> NCI_BITS_PER_POOL_BLOCK) << NCI_BITS_PER_POOL_BLOCK); +assert_compile(MAX_CLIENT_SLOTS > MAX_CLIENTS); + +typedef ClientIndex NetworkClientSocketID; +DEFINE_OLD_POOL_GENERIC(NetworkClientSocket, NetworkClientSocket); + +NetworkClientSocket::NetworkClientSocket(ClientID client_id) +{ + this->client_id = client_id; + this->status = STATUS_INACTIVE; +} + +NetworkClientSocket::~NetworkClientSocket() +{ + while (this->command_queue != NULL) { + CommandPacket *p = this->command_queue->next; + free(this->command_queue); + this->command_queue = p; + } + + this->client_id = INVALID_CLIENT_ID; + this->status = STATUS_INACTIVE; +} + +/** + * Functions to help NetworkRecv_Packet/NetworkSend_Packet a bit + * A socket can make errors. When that happens this handles what to do. + * For clients: close connection and drop back to main-menu + * For servers: close connection and that is it + * @return the new status + * TODO: needs to be splitted when using client and server socket packets + */ +NetworkRecvStatus NetworkClientSocket::CloseConnection() +{ + /* Clients drop back to the main menu */ + if (!_network_server && _networking) { + _switch_mode = SM_MENU; + _networking = false; + extern StringID _switch_mode_errorstr; + _switch_mode_errorstr = STR_NETWORK_ERR_LOSTCONNECTION; + + return NETWORK_RECV_STATUS_CONN_LOST; + } + + NetworkCloseClient(this); + return NETWORK_RECV_STATUS_OKAY; +} + +#endif /* ENABLE_NETWORK */ -- cgit v1.2.3-70-g09d2