CryptoPkg/Library/IntrinsicLib/CopyMem.c

   1 /** @file
   2   Intrinsic Memory Routines Wrapper Implementation for OpenSSL-based
   3   Cryptographic Library.
   4
   5 Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
   6 SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #include <Base.h>
  11 #include <Library/BaseMemoryLib.h>
  12
  13 #if defined(__clang__) && !defined(__APPLE__)
  14
  15 /* Copies bytes between buffers */
  16 static __attribute__((__used__))
  17 void * __memcpy (void *dest, const void *src, unsigned int count)
  18 {
  19   return CopyMem (dest, src, (UINTN)count);
  20 }
  21 __attribute__((__alias__("__memcpy")))
  22 void * memcpy (void *dest, const void *src, unsigned int count);
  23
  24 #else
  25 /* Copies bytes between buffers */
  26 void * memcpy (void *dest, const void *src, unsigned int count)
  27 {
  28   return CopyMem (dest, src, (UINTN)count);
  29 }
  30 #endif