28d8d8419a
MCServer can now listen on multiple ports FS #312 git-svn-id: http://mc-server.googlecode.com/svn/trunk@1252 0a769ca7-a7f5-676a-18bf-c427514a06d6
96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
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#pragma once
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class cSocket
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{
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public:
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#ifdef _WIN32
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typedef SOCKET xSocket;
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#else
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typedef int xSocket;
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static const int INVALID_SOCKET = -1;
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#endif
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cSocket(void) : m_Socket(INVALID_SOCKET) {}
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cSocket(xSocket a_Socket);
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~cSocket();
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bool IsValid(void) const { return IsValidSocket(m_Socket); }
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void CloseSocket();
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operator xSocket() const;
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xSocket GetSocket() const;
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bool operator == (const cSocket & a_Other) {return m_Socket == a_Other.m_Socket; }
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void SetSocket( xSocket a_Socket );
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int SetReuseAddress();
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static int WSAStartup();
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static AString GetErrorString( int a_ErrNo );
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static int GetLastError();
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static AString GetLastErrorString(void)
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{
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return GetErrorString(GetLastError());
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}
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static cSocket CreateSocket();
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inline static bool IsSocketError( int a_ReturnedValue )
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{
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#ifdef _WIN32
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return (a_ReturnedValue == SOCKET_ERROR || a_ReturnedValue == 0);
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#else
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return (a_ReturnedValue <= 0);
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#endif
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}
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static bool IsValidSocket(xSocket a_Socket);
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struct SockAddr_In
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{
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short Family;
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unsigned short Port;
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unsigned long Address;
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};
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static const short ADDRESS_FAMILY_INTERNET = 2;
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static const unsigned long INTERNET_ADDRESS_ANY = 0;
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static unsigned long INTERNET_ADDRESS_LOCALHOST(void); // 127.0.0.1 represented in network byteorder; must be a function due to GCC :(
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static const unsigned short ANY_PORT = 0; // When given to Bind() functions, they will find a free port
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static const int DEFAULT_BACKLOG = 10;
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/// Binds to the specified port on "any" interface (0.0.0.0)
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int BindToAny(unsigned short a_Port);
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/*
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// TODO:
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/// Binds to the specified port
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int BindToAny6(unsigned short a_Port);
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*/
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/// Binds to the specified port on localhost interface (127.0.0.1) through IPv4
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int BindToLocalhost(unsigned short a_Port);
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int Listen(int a_Backlog = DEFAULT_BACKLOG);
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cSocket Accept();
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int Connect(SockAddr_In & a_Address); // Returns 0 on success, !0 on failure
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int Connect(const AString & a_HostNameOrAddr, unsigned short a_Port); // Returns 0 on success, !0 on failure
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int Receive(char * a_Buffer, unsigned int a_Length, unsigned int a_Flags);
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int Send (const char * a_Buffer, unsigned int a_Length);
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unsigned short GetPort(void) const; // Returns 0 on failure
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const AString & GetIPString(void) const { return m_IPString; }
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private:
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xSocket m_Socket;
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AString m_IPString;
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}; |