EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/SwapBytes64.c

   1 /*++
   2
   3 Copyright (c) 2004 - 2006, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12
  13 Module Name:
  14
  15   SwapBytes64.c
  16
  17 Abstract:
  18
  19   Math worker functions.
  20
  21 --*/
  22
  23 #include "BaseLibInternal.h"
  24
  25 /**
  26   Switches the endianess of a 64-bit integer.
  27
  28   This function swaps the bytes in a 64-bit unsigned value to switch the value
  29   from little endian to big endian or vice versa. The byte swapped value is
  30   returned.
  31
  32   @param  Operand A 64-bit unsigned value.
  33
  34   @return The byte swaped Operand.
  35
  36 **/
  37 UINT64
  38 EFIAPI
  39 SwapBytes64 (
  40   IN      UINT64                    Operand
  41   )
  42 {
  43   return InternalMathSwapBytes64 (Operand);
  44 }