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.. _mozilla_projects_nss_reference_fc_digestencryptupdate:
FC_DigestEncryptUpdate
======================
`Name <#name>`__
~~~~~~~~~~~~~~~~
.. container::
FC_DigestEncryptUpdate - continue a multi-part digest and encryption operation
`Syntax <#syntax>`__
~~~~~~~~~~~~~~~~~~~~
.. container::
.. code::
CK_RV FC_DigestEncryptUpdate(
CK_SESSION_HANDLE hSession,
CK_BYTE_PTR pPart,
CK_ULONG ulPartLen,
CK_BYTE_PTR pEncryptedPart,
CK_ULONG_PTR pulEncryptedPartLen
);
`Parameters <#parameters>`__
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
``hSession``
[in] session handle.
``pPart``
[in] pointer to the data part.
``ulPartLen``
[in] length of data in bytes.
``pEncryptedPart``
[in] pointer to the location which receives the digested and encrypted part or NULL.
``pulEncryptedPartLen``
[in] pointer to the length of the encrypted part buffer.
`Description <#description>`__
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
``FC_DigestEncryptUpdate`` continues a multi-part digest and encryption operation. After calling
both ``FC_DigestInit`` and ``FC_EncryptInit`` to set up the operations this function may be
called multiple times. The operation is finished by calls to ``FC_DigestFinal`` and
``FC_EncryptFinal`` in that order.
A user must log into the token (to assume the NSS User role) before calling
``FC_DigestEncryptUpdate``.
.. _return_value:
`Return value <#return_value>`__
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
`Examples <#examples>`__
~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
.. _see_also:
`See also <#see_also>`__
~~~~~~~~~~~~~~~~~~~~~~~~
.. container::
- `NSC_DigestEncryptUpdate </en-US/NSC_DigestEncryptUpdate>`__