1 | /*! |
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2 | * @file upd_socket.h |
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3 | * class to connect to other clients via udp |
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4 | */ |
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5 | |
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6 | #ifndef _UDP_SOCKET |
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7 | #define _UDP_SOCKET |
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8 | |
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9 | /* include this file, it contains some default definitions */ |
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10 | #include "netdefs.h" |
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11 | |
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12 | |
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13 | /* include base_object.h since all classes are derived from this one */ |
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14 | #include "network_socket.h" |
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15 | |
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16 | class UdpServerSocket; |
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17 | |
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18 | enum |
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19 | { |
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20 | UDPCMD_DISCONNECT = 1, |
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21 | UDPCMD_INVALIDRNDBYTE = 2 |
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22 | }; |
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23 | |
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24 | class UdpSocket : public NetworkSocket |
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25 | { |
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26 | public: |
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27 | UdpSocket(); |
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28 | UdpSocket( UdpServerSocket * serverSocket, IPaddress ip, int userId, byte randomByte ); |
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29 | UdpSocket( std::string host, int port ); |
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30 | virtual ~UdpSocket(); |
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31 | |
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32 | virtual void connectToServer( std::string host, int port ); |
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33 | |
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34 | virtual void disconnectServer(); |
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35 | |
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36 | virtual bool writePacket(byte * data, int length ); |
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37 | |
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38 | virtual int readPacket(byte * data, int maxLength); |
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39 | |
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40 | private: |
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41 | UdpServerSocket * serverSocket; //!< will get packets here |
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42 | int userId; //!< user id used by serverSocket |
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43 | IPaddress ip; //!< host,port |
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44 | UDPsocket socket; //!< socket used to send/recieve |
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45 | UDPpacket * packet; |
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46 | |
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47 | byte randomByte; //!< contains random bytes & 0xFC |
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48 | |
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49 | bool writeRawPacket( byte * data, int length ); |
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50 | bool checkUdpCmd( byte udpCmd ); |
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51 | bool checkRandomByte( byte rndByte ); |
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52 | byte generateNewRandomByte(); |
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53 | |
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54 | void init(); |
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55 | |
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56 | }; |
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57 | |
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58 | |
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59 | |
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60 | #endif /* _NETWORK_SOCKET */ |
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