[5] | 1 | /**
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| 2 | * CRXSocket.h
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| 3 | */
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| 4 | #ifndef __CRXSOCKET_H__
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| 5 | #define __CRXSOCKET_H__
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| 6 |
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| 7 | #ifdef WIN32
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| 8 | # include <WinSock2.h>
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| 9 | #else
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| 10 | # include <netinet/in.h>
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| 11 | # include <sys/socket.h>
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| 12 | # include <arpa/inet.h>
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| 13 | # include <netdb.h>
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| 14 | #endif
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| 15 |
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| 16 | #include <string>
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| 17 |
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| 18 | using namespace std;
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| 19 |
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| 20 | typedef struct sockaddr stSockAddr;
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| 21 | typedef struct sockaddr_in stSockAddrIn;
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| 22 | typedef unsigned short ushort;
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| 23 | typedef unsigned int uint;
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| 24 |
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| 25 | #define ERROR_TCPSOCKET -1000
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| 26 |
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| 27 | #define ERROR_TCPSOCKET_FAILED_TO_INITIALIZE ERROR_TCPSOCKET - 1
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| 28 | #define ERROR_TCPSOCKET_ALREADY_IN_USE ERROR_TCPSOCKET - 2
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| 29 | #define ERROR_TCPSOCKET_FAILED_TO_CREATE_SOCKET ERROR_TCPSOCKET - 3
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| 30 | #define ERROR_TCPSOCKET_FAILED_TO_GET_HOSTNAME ERROR_TCPSOCKET - 4
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| 31 | #define ERROR_TCPSOCKET_FAILED_TO_CONNECT ERROR_TCPSOCKET - 5
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| 32 | #define ERROR_TCPSOCKET_FAILED_TO_BIND ERROR_TCPSOCKET - 6
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| 33 | #define ERROR_TCPSOCKET_FAILED_TO_LISTEN ERROR_TCPSOCKET - 7
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| 34 | #define ERROR_TCPSOCKET_FAILED_TO_ACCEPT ERROR_TCPSOCKET - 8
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| 35 | #define ERROR_TCPSOCKET_FAILED_TO_SEND ERROR_TCPSOCKET - 9
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| 36 | #define ERROR_TCPSOCKET_FAILED_TO_RECEIVE ERROR_TCPSOCKET - 10
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| 37 | #define ERROR_TCPSOCKET_NOT_READY ERROR_TCPSOCKET - 11
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| 38 |
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| 39 | class CRXSocket
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| 40 | {
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| 41 | private:
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| 42 | static bool mInitialized;
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| 43 | stSockAddrIn mAddress;
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| 44 | int mSocket;
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| 45 |
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| 46 | private:
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| 47 | /**
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| 48 | * create socket.
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| 49 | * @return success : socket id, failed : -1.
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| 50 | */
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| 51 | int CreateSocket (void);
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| 52 |
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| 53 | /**
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| 54 | * check socket status.
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| 55 | * @return available : true, else : false.
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| 56 | */
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| 57 | inline bool IsCreated (void) const;
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| 58 |
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| 59 | inline bool IsReady (void) const;
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| 60 |
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| 61 | /**
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| 62 | * static functions
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| 63 | */
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| 64 | static int Initialize (void);
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| 65 |
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| 66 | static bool IsInitialized (void);
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| 67 |
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| 68 | static void Finalize (void);
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| 69 |
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| 70 |
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| 71 | public:
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| 72 | /**
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| 73 | * common functions
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| 74 | */
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| 75 | CRXSocket (int aSocket = 0);
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| 76 |
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| 77 | ~CRXSocket (void);
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| 78 |
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| 79 | void Attach (int aSocket);
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| 80 |
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| 81 | int Detach (void);
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| 82 |
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| 83 | void Close (void);
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| 84 |
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| 85 | operator int (void) const;
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| 86 |
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| 87 | CRXSocket & operator = (int aSocket);
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| 88 |
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| 89 | /**
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| 90 | * for server
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| 91 | */
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| 92 | int CreateServer (ushort aPort,
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| 93 | int aBacklog = 5,
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| 94 | stSockAddrIn * aAddress = NULL);
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| 95 |
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| 96 | int Accept (stSockAddrIn * aRemoteAddress = NULL,
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| 97 | int * aAddressLength = NULL);
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| 98 |
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| 99 | /**
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| 100 | * for client
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| 101 | */
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| 102 | int Connect (std::string aUrl,
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| 103 | ushort aPort);
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| 104 |
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| 105 | /**
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| 106 | * for communication
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| 107 | */
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| 108 | int Send (char * aBuffer,
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| 109 | int aSize);
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| 110 |
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| 111 | int Receive (char * aBuffer,
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| 112 | int aSize);
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| 113 | };
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| 114 |
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| 115 | #endif // #ifndef __CRXSOCKET_H__
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