OpenTTD
core.h
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1 /*
2  * This file is part of OpenTTD.
3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6  */
7 
12 #ifndef NETWORK_CORE_CORE_H
13 #define NETWORK_CORE_CORE_H
14 
15 #include "../../newgrf_config.h"
16 #include "config.h"
17 
19 void NetworkCoreShutdown();
20 
33 };
34 
36 struct Packet;
37 
42  bool has_quit;
43 public:
45  NetworkSocketHandler() { this->has_quit = false; }
46 
48  virtual ~NetworkSocketHandler() { this->Close(); }
49 
51  virtual void Close() {}
52 
59  virtual NetworkRecvStatus CloseConnection(bool error = true) { this->has_quit = true; return NETWORK_RECV_STATUS_OKAY; }
60 
67  bool HasClientQuit() const { return this->has_quit; }
68 
72  void Reopen() { this->has_quit = false; }
73 
74  void SendGRFIdentifier(Packet *p, const GRFIdentifier *grf);
76  void SendCompanyInformation(Packet *p, const struct Company *c, const struct NetworkCompanyStats *stats, uint max_len = NETWORK_COMPANY_NAME_LENGTH);
77 };
78 
79 #endif /* NETWORK_CORE_CORE_H */
Everything is okay.
Definition: core.h:23
bool HasClientQuit() const
Whether the current client connected to the socket has quit.
Definition: core.h:67
Internal entity of a packet.
Definition: packet.h:40
Something went wrong (down)loading the savegame.
Definition: core.h:26
Configuration options of the network stuff.
The server told us we made an error.
Definition: core.h:29
Basic data to distinguish a GRF.
Definition: newgrf_config.h:82
void Reopen()
Reopen the socket so we can send/receive stuff again.
Definition: core.h:72
bool has_quit
Whether the current client has quit/send a bad packet.
Definition: core.h:42
Done querying the server.
Definition: core.h:32
virtual void Close()
Really close the socket.
Definition: core.h:51
A desync did occur.
Definition: core.h:24
NetworkSocketHandler()
Create a new unbound socket.
Definition: core.h:45
void SendCompanyInformation(Packet *p, const struct Company *c, const struct NetworkCompanyStats *stats, uint max_len=NETWORK_COMPANY_NAME_LENGTH)
Package some generic company information into a packet.
NetworkRecvStatus
Status of a network client; reasons why a client has quit.
Definition: core.h:22
We did not have the required NewGRFs.
Definition: core.h:25
The connection is &#39;just&#39; lost.
Definition: core.h:27
The server is full.
Definition: core.h:30
The server has banned us.
Definition: core.h:31
virtual ~NetworkSocketHandler()
Close the socket when destructing the socket handler.
Definition: core.h:48
virtual NetworkRecvStatus CloseConnection(bool error=true)
Close the current connection; for TCP this will be mostly equivalent to Close(), but for UDP it just ...
Definition: core.h:59
static const uint NETWORK_COMPANY_NAME_LENGTH
The maximum length of the company name, in bytes including &#39;\0&#39;.
Definition: config.h:41
void CDECL error(const char *s,...)
Error handling for fatal non-user errors.
Definition: openttd.cpp:112
bool NetworkCoreInitialize()
Initializes the network core (as that is needed for some platforms.
Definition: core.cpp:24
We apparently send a malformed packet.
Definition: core.h:28
Simple calculated statistics of a company.
Definition: network_type.h:57
void NetworkCoreShutdown()
Shuts down the network core (as that is needed for some platforms.
Definition: core.cpp:44
void ReceiveGRFIdentifier(Packet *p, GRFIdentifier *grf)
Deserializes the GRFIdentifier (GRF ID and MD5 checksum) from the packet.
Definition: core.cpp:71
void SendGRFIdentifier(Packet *p, const GRFIdentifier *grf)
Serializes the GRFIdentifier (GRF ID and MD5 checksum) to the packet.
Definition: core.cpp:57
SocketHandler for all network sockets in OpenTTD.
Definition: core.h:41