Copies a GHmac. If hmac has been closed, by calling g_hmac_get_string() or g_hmac_get_digest(), the copied HMAC will be closed as well. Since 2.30
the copy of the passed GHmac. Use g_hmac_unref() when finished using it.
See Implementation
Copies a GHmac. If hmac has been closed, by calling g_hmac_get_string() or g_hmac_get_digest(), the copied HMAC will be closed as well. Since 2.30