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PR_GetLayersIdentity
====================
Gets the unique identity for the layer of the specified file descriptor.
Syntax
------
.. code::
#include <prio.h>
PRDescIdentity PR_GetLayersIdentity(PRFileDesc* fd);
Parameter
~~~~~~~~~
The function has the following parameter:
``fd``
A pointer to a file descriptor.
Returns
~~~~~~~
If successful, the function returns the :ref:`PRDescIdentity` for the layer
of the specified file descriptor.