TCP/IP Socket Connect to Remote Host:Port

Demonstrates how to create a TCP/IP socket, connect to a remote host:port, and receive a "Hello World!" message.

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

#include <C_CkSocket.h>

void ChilkatSample(void)
    {
    HCkSocket socket;
    BOOL success;
    BOOL ssl;
    long maxWaitMillisec;
    const char * receivedMsg;

    socket = CkSocket_Create();

    success = CkSocket_UnlockComponent(socket,"Anything for 30-day trial");
    if (success != TRUE) {
        printf("Failed to unlock component\n");
        return;
    }

    //  Connect to port 5555 of localhost.
    //  The string "localhost" is for testing on a single computer.
    //  It would typically be replaced with an IP hostname, such
    //  as "www.chilkatsoft.com".

    ssl = FALSE;

    maxWaitMillisec = 20000;
    success = CkSocket_Connect(socket,"localhost",5555,ssl,maxWaitMillisec);
    if (success != TRUE) {
        printf("%s\n",CkSocket_lastErrorText(socket));
        return;
    }

    //  Set maximum timeouts for reading an writing (in millisec)
    CkSocket_putMaxReadIdleMs(socket,10000);
    CkSocket_putMaxSendIdleMs(socket,10000);

    //  The server (in this example) is going to send a "Hello World!"
    //  message.  Read it:

    receivedMsg = CkSocket_receiveString(socket);
    if (receivedMsg == 0 ) {
        printf("%s\n",CkSocket_lastErrorText(socket));
        return;
    }

    //  Close the connection with the server
    //  Wait a max of 20 seconds (20000 millsec)
    CkSocket_Close(socket,20000);

    printf("%s\n",receivedMsg);

    CkSocket_Dispose(socket);

    }