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(Perl) Accept Connection on Socket

Demonstrates how to create a TCP/IP socket, listen on a port, accept an incoming connection, and send a "Hello World" message to the client.

Chilkat Perl Downloads

Perl Module for Windows, Linux, MAC OS X

use chilkat();

$listenSocket = new chilkat::CkSocket();

$success = $listenSocket->UnlockComponent("Anything for 30-day trial");
if ($success != 1) {
    print $listenSocket->lastErrorText() . "\r\n";
    exit;
}

#  Bind to a port and listen for incoming connections:
#  This example will listen at port 5555 and allows for a backlog
#  of 25 pending connection requests.
$success = $listenSocket->BindAndListen(5555,25);
if ($success != 1) {
    print $listenSocket->lastErrorText() . "\r\n";
    exit;
}

#  Get the next incoming connection
#  Wait a maximum of 20 seconds (20000 millisec)

# connectedSocket is a CkSocket
$connectedSocket = $listenSocket->AcceptNextConnection(20000);
if ($connectedSocket eq null ) {
    print $listenSocket->lastErrorText() . "\r\n";
    exit;
}

#  Set maximum timeouts for reading an writing (in millisec)
$connectedSocket->put_MaxReadIdleMs(10000);
$connectedSocket->put_MaxSendIdleMs(10000);

#  Send a "Hello World!" message to the client:
$success = $connectedSocket->SendString("Hello World!");
if ($success != 1) {
    print $connectedSocket->lastErrorText() . "\r\n";

    exit;
}

#  Close the connection with the client.
#  Wait a max of 20 seconds (20000 millsec)
$connectedSocket->Close(20000);

print "success!" . "\n";
 

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