Method

GckSessionderive_key_full

Declaration [src]

GckObject*
gck_session_derive_key_full (
  GckSession* self,
  GckObject* base,
  GckMechanism* mechanism,
  GckAttributes* attrs,
  GCancellable* cancellable,
  GError** error
)

Description [src]

Derive a key from another key. This call may block for an indefinite period.

Parameters

base GckObject
 

The key to derive from.

 The data is owned by the caller of the function.
mechanism GckMechanism
 

The mechanism to use for derivation.

 The data is owned by the caller of the function.
attrs GckAttributes
 

Additional attributes for the derived key.

 The data is owned by the caller of the function.
cancellable GCancellable
 

Optional cancellation object, or NULL.

 The argument can be NULL.
 The data is owned by the caller of the function.
error GError **
  The return location for a GError*, or NULL.

Return value

Returns: GckObject
 

The new derived key or NULL if the operation failed.

 The caller of the method takes ownership of the data, and is responsible for freeing it.