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.. _mozilla_projects_nss_reference_fc_digestkey:
FC_DigestKey
============
`Name <#name>`__
~~~~~~~~~~~~~~~~
.. container::
FC_DigestKey - add the digest of a key to a multi-part digest operation.
`Syntax <#syntax>`__
~~~~~~~~~~~~~~~~~~~~
.. container::
.. code::
CK_RV FC_DigestKey(
CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hKey
);
`Parameters <#parameters>`__
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
``hSession``
[in] session handle.
``hKey``
[in] handle of the key to be digested.
`Description <#description>`__
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
``FC_DigestKey`` continues a multi-part digest operation by digesting the value of a secret key.
The digest for the entire message is returned by a call to
:ref:`mozilla_projects_nss_reference_fc_digestfinal`.
A user must log into the token (to assume the NSS User role) before calling ``FC_DigestKey``.
.. _return_value:
`Return value <#return_value>`__
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
`Examples <#examples>`__
~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
.. _see_also:
`See also <#see_also>`__
~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
- :ref:`mozilla_projects_nss_reference_fc_digestinit`,
:ref:`mozilla_projects_nss_reference_fc_digestfinal`, `NSC_DigestKey </en-US/NSC_DigestKey>`__