NTSTATUS
NpInitializeSecurity(
  IN  PCCB Ccb,
  IN  PSECURITY_QUALITY_OF_SERVICE SecurityQos,
  IN  PETHREAD UserThread
  );

Routine Description:

    This routine initializes the security (impersonation) fields
    in the ccb.  It is called when the client end gets opened.

Arguments:

    Ccb - Supplies the ccb being initialized

    SecurityQos - Supplies the clients quality of service parameter

    UserThread - Supplise the client's user thread

Return Value:

    NTSTATUS - Returns the result of the operation