EventBufferEvent::sslError

Returns most recent OpenSSL error reported on the buffer event

&reftitle.description; public `string` `EventBufferEvent::sslError`

Returns most recent OpenSSL error reported on the buffer event.

This function is available only if `Event` is compiled with OpenSSL support.

&reftitle.parameters; &no.function.parameters;
&reftitle.returnvalues;

Returns OpenSSL error string reported on the buffer event, or &false;, if there is no more error to return.

&reftitle.examples;

### `EventBufferEvent::sslError` example

    <?php
    // This callback is invoked when some even occurs on the event listener,
    // e.g. connection closed, or an error occurred
    function ssl_event_cb($bev, $events, $ctx) {
        if ($events & EventBufferEvent::ERROR) {
            // Fetch errors from the SSL error stack
            while ($err = $bev->sslError()) {
                fprintf(STDERR, "Bufferevent error %s.\n", $err);
            }
        }

        if ($events & (EventBufferEvent::EOF | EventBufferEvent::ERROR)) {
            $bev->free();
        }
    }
    ?>

&reftitle.seealso;

- `EventBufferEvent::sslRenegotiate`