EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/EfiSetMem.c

   1 /*++
   2
   3 Copyright (c) 2004, 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 Module Name:
  13
  14   EfiSetMem.c
  15
  16 Abstract:
  17
  18   Implementation of the EfiSetMem routine. This function is broken
  19   out into its own source file so that it can be excluded from a
  20   build for a particular platform easily if an optimized version
  21   is desired.
  22
  23 --*/
  24
  25 #include "Tiano.h"
  26 #include "EfiCommonLib.h"
  27
  28
  29 VOID
  30 EfiCommonLibSetMem (
  31   IN VOID   *Buffer,
  32   IN UINTN  Size,
  33   IN UINT8  Value
  34   )
  35 /*++
  36
  37 Routine Description:
  38
  39   Set Buffer to Value for Size bytes.
  40
  41 Arguments:
  42
  43   Buffer  - Memory to set.
  44
  45   Size    - Number of bytes to set
  46
  47   Value   - Value of the set operation.
  48
  49 Returns:
  50
  51   None
  52
  53 --*/
  54 {
  55   INT8  *Ptr;
  56
  57   if (Value == 0) {
  58     EfiCommonLibZeroMem (Buffer, Size);
  59   } else {
  60     Ptr = Buffer;
  61     while (Size--) {
  62       *(Ptr++) = Value;
  63     }
  64   }
  65 }