core.h

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * 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.
00006  * 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.
00007  * 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/>.
00008  */
00009 
00014 #ifndef NETWORK_CORE_CORE_H
00015 #define NETWORK_CORE_CORE_H
00016 
00017 #include "../../newgrf_config.h"
00018 #include "config.h"
00019 
00020 #ifdef ENABLE_NETWORK
00021 
00022 bool NetworkCoreInitialize();
00023 void NetworkCoreShutdown();
00024 
00026 enum NetworkRecvStatus {
00027   NETWORK_RECV_STATUS_OKAY,             
00028   NETWORK_RECV_STATUS_DESYNC,           
00029   NETWORK_RECV_STATUS_NEWGRF_MISMATCH,  
00030   NETWORK_RECV_STATUS_SAVEGAME,         
00031   NETWORK_RECV_STATUS_CONN_LOST,        
00032   NETWORK_RECV_STATUS_MALFORMED_PACKET, 
00033   NETWORK_RECV_STATUS_SERVER_ERROR,     
00034   NETWORK_RECV_STATUS_SERVER_FULL,      
00035   NETWORK_RECV_STATUS_SERVER_BANNED,    
00036   NETWORK_RECV_STATUS_CLOSE_QUERY,      
00037 };
00038 
00040 struct Packet;
00041 
00045 class NetworkSocketHandler {
00046   bool has_quit; 
00047 public:
00049   NetworkSocketHandler() { this->has_quit = false; }
00050 
00052   virtual ~NetworkSocketHandler() { this->Close(); }
00053 
00055   virtual void Close() {}
00056 
00063   virtual NetworkRecvStatus CloseConnection(bool error = true) { this->has_quit = true; return NETWORK_RECV_STATUS_OKAY; }
00064 
00071   bool HasClientQuit() const { return this->has_quit; }
00072 
00076   void Reopen() { this->has_quit = false; }
00077 
00078   void SendGRFIdentifier(Packet *p, const GRFIdentifier *grf);
00079   void ReceiveGRFIdentifier(Packet *p, GRFIdentifier *grf);
00080   void SendCompanyInformation(Packet *p, const struct Company *c, const struct NetworkCompanyStats *stats, uint max_len = NETWORK_COMPANY_NAME_LENGTH);
00081 };
00082 
00083 #endif /* ENABLE_NETWORK */
00084 
00085 #endif /* NETWORK_CORE_CORE_H */

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