(PECL gnupg >= 0.1)
gnupg_getprotocol — Returns the currently active protocol for all operations
Returns the currently active protocol, which can be one of GNUPG_PROTOCOL_OpenPGP or GNUPG_PROTOCOL_CMS.
Example #1 Procedural gnupg_getprotocol() example
<?php
$res = gnupg_init();
echo gnupg_getprotocol($res);
?>
Example #2 OO gnupg_getprotocol() example
<?php
$gpg = new gnupg();
echo $gpg -> getprotocol();
?>