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Код

    //need for define socket type    
    CString strHostName;

    SOCKET MainSocket;
    WSADATA WSAData;

    HOSTENT* hostENT;

    SOCKADDR_IN Sock_addr_in;
    //IN_ADDR in_addr;


    WSAStartup(MAKEWORD(LowByteSockVersion, HighByteSockVersion), &WSAData);
    MainSocket = socket( AF_INET, SOCK_RAW, IPPROTO_IP );
    gethostname(strHostName.GetBuffer(0), sizeof(strHostName));
    hostENT = gethostbyname( strHostName );

    ZeroMemory( &Sock_addr_in, sizeof(Sock_addr_in));

    //floodfill
    Sock_addr_in.sin_port = htons( atoi( CString( bstrPort ) ) );
    Sock_addr_in.sin_family = AF_INET;
    Sock_addr_in.sin_addr.s_addr = ((struct in_addr *)hostENT->h_addr_list[0])->s_addr;

    //Bind our great connect port
    bind(MainSocket, (SOCKADDR *)&Sock_addr_in, sizeof(SOCKADDR));

    SOCKADDR Sock_addr;
    SOCKET Socket_accept;

    int j = 0;

    while(j < atoi(MaxConnectedNodes))
    {
            
        DWORD TreadId;
        listen(Socket_accept , atoi(MaxConnectedNodes));

        int i = sizeof( Sock_addr );
        Socket_accept = accept(MainSocket, &Sock_addr, &i);

        CreateThread(NULL, 0, SocketThread, (PVOID)Socket_accept, 0, &TreadId);

        j++;
    }

    closesocket( MainSocket );
    WSACleanup();
    return S_OK;