CryptoPkg/OpensslLib: Add native instruction support for X64

[mirror_edk2.git] / CryptoPkg / Library / OpensslLib / OpensslLibConstructor.c

/** @file\r
  Constructor to initialize CPUID data for OpenSSL assembly operations.\r
\r
Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <Uefi.h>\r
\r
\r
/**\r
  An internal OpenSSL function which fetches a local copy of the hardware\r
  capability flags.\r
\r
**/\r
extern\r
VOID\r
OPENSSL_cpuid_setup (\r
  VOID\r
  );\r
\r
/**\r
  Constructor routine for OpensslLib.\r
\r
  The constructor calls an internal OpenSSL function which fetches a local copy\r
  of the hardware capability flags, used to enable native crypto instructions.\r
\r
  @param  None\r
\r
  @retval EFI_SUCCESS         The construction succeeded.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
OpensslLibConstructor (\r
  VOID\r
  )\r
{\r
  OPENSSL_cpuid_setup ();\r
\r
  return EFI_SUCCESS;\r
}\r
\r