(C) Example: Socket.DupSocket method

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Note: This example requires Chilkat v11.0.0 or greater.

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#include <C_CkSocket.h>

void ChilkatSample(void)
    {
    HCkSocket socket;
    BOOL success;
    HCkSocket socket_for_sending;
    HCkSocket socket_for_monitor;

    socket = CkSocket_Create();
    success = CkSocket_Connect(socket,"example.com",443,TRUE,5000);

    // ...
    // ...

    // Duplicate the socket to share the same connection across threads.
    // In a multithreaded application, each thread should use its own socket object. For example:

    // - The main thread can use the original socket for reading.
    // - A secondary thread can use a duplicate for writing.
    // - Another thread can use a separate duplicate to monitor the connection status.

    socket_for_sending = CkSocket_Create();
    success = CkSocket_DupSocket(socket,socket_for_sending);
    if (success == FALSE) {
        printf("%s\n",CkSocket_lastErrorText(socket));
        CkSocket_Dispose(socket);
        CkSocket_Dispose(socket_for_sending);
        return;
    }

    socket_for_monitor = CkSocket_Create();
    success = CkSocket_DupSocket(socket,socket_for_monitor);
    if (success == FALSE) {
        printf("%s\n",CkSocket_lastErrorText(socket));
        CkSocket_Dispose(socket);
        CkSocket_Dispose(socket_for_sending);
        CkSocket_Dispose(socket_for_monitor);
        return;
    }

    // All three socket objects: socket, socket_for_sending, and socket_for_monitor share the same underlying connection.


    CkSocket_Dispose(socket);
    CkSocket_Dispose(socket_for_sending);
    CkSocket_Dispose(socket_for_monitor);

    }