GLib.Hmac.prototype.update
function update(data: ByteArray): void { // Gjs wrapper for g_hmac_update() }
Feeds data into an existing GLib.Hmac.
The HMAC must still be open, that is GLib.Hmac.prototype.get_string or GLib.Hmac.prototype.get_digest must not have been called on hmac.
Since 2.30
- data
buffer used to compute the checksum