(Perl) Asynchronous SSL Client Example

Demonstrates how to connect to an SSL server, send a simple message, receive a simple response, and disconnect. This example uses the asynchronous methods to connect, send, and receive.

 Chilkat Perl Module Downloads for Windows, Linux, and MAC OS X

use chilkat();

$socket = new chilkat::CkSocket();

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

$ssl = 1;
$maxWaitMillisec = 20000;

#  The SSL server hostname may be an IP address, a domain name,
#  or "localhost".  You'll need to change this:

$sslServerHost = "123.123.88.88";
$sslServerPort = 8123;

#  Connect to the SSL server asynchronously in a background thread.
$success = $socket->AsyncConnectStart($sslServerHost,$sslServerPort,$ssl,$maxWaitMillisec);
if ($success != 1) {
    print $socket->lastErrorText() . "\r\n";
    exit;
}

#  Wait for the socket to become connected...
while (($socket->get_AsyncConnectFinished() != 1)) {
    #  Sleep 1 second.
    $socket->SleepMs(1000);
}

#  Did the connect fail?
if ($socket->get_AsyncConnectSuccess() != 1) {
    print $socket->asyncConnectLog() . "\r\n";
    exit;
}

#  Set maximum timeouts for reading an writing (in millisec)
$socket->put_MaxReadIdleMs(20000);
$socket->put_MaxSendIdleMs(20000);

#  Send a "Hello Server! -EOM-" message:
$success = $socket->AsyncSendString("Hello Server! -EOM-");
if ($success != 1) {
    print $socket->lastErrorText() . "\r\n";
    exit;
}

#  Wait for the send to finish
while (($socket->get_AsyncSendFinished() != 1)) {
    #  Sleep 1 second.
    $socket->SleepMs(1000);
}

#  Did the send fail?
if ($socket->get_AsyncSendSuccess() != 1) {
    print $socket->asyncSendLog() . "\r\n";
    exit;
}

#  The server (in this example) is going to send a "Hello Client! -EOM-"
#  message.  Begin reading asynchronously in a background thread:
$success = $socket->AsyncReceiveUntilMatch("-EOM-");
if ($success != 1) {
    print $socket->lastErrorText() . "\r\n";
    exit;
}

#  Wait for the background read to finish
while (($socket->get_AsyncReceiveFinished() != 1)) {
    #  Sleep 1 second.
    $socket->SleepMs(1000);
}

#  Did the receive fail?
if ($socket->get_AsyncReceiveSuccess() != 1) {
    print $socket->asyncReceiveLog() . "\r\n";
    exit;
}

#  Display the received message:
print $socket->asyncReceivedString() . "\n";

#  Close the connection with the server
#  Wait a max of 20 seconds (20000 millsec)
$socket->Close(20000);