unwrap_key

Description:

public Object unwrap_key (Object wrapper, ulong mech_type, uint8[] input, Attributes attrs, Cancellable? cancellable = null) throws Error

Unwrap a key from a byte stream.

This call may block for an indefinite period.

If attrs is a floating reference, it is consumed.

this	The session to use.
wrapper	The key to use for unwrapping.
mech_type	The mechanism to use for unwrapping.
input	the wrapped data as a byte stream
attrs	Additional attributes for the unwrapped key.
cancellable	Optional cancellation object, or `null`.
n_input	The length of the wrapped data.

the new unwrapped key or null if the operation failed