X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseMemoryLibSse2%2FZeroMemWrapper.c;h=2a0a038fd6c5aabfbd27cf1b3397e4b9021f000d;hp=d7d7919ba26a46aa5dabfb8ff71eb0eb9bb0271b;hb=2fc59a003ed9104f9feebe0e418f2a04a50f3284;hpb=24de7645e857287d096b058f7a64fb7f618c0194

diff --git a/MdePkg/Library/BaseMemoryLibSse2/ZeroMemWrapper.c b/MdePkg/Library/BaseMemoryLibSse2/ZeroMemWrapper.c
index d7d7919ba2..2a0a038fd6 100644
--- a/MdePkg/Library/BaseMemoryLibSse2/ZeroMemWrapper.c
+++ b/MdePkg/Library/BaseMemoryLibSse2/ZeroMemWrapper.c
@@ -1,51 +1,52 @@
 /** @file
   ZeroMem() implementation.
 
-  Copyright (c) 2006, Intel Corporation<BR>
-  All rights reserved. This program and the accompanying materials
-  are licensed and made available under the terms and conditions of the BSD License
-  which accompanies this distribution.  The full text of the license may be found at
-  http://opensource.org/licenses/bsd-license.php
-
-  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-  Module Name:  ZeroMemWrapper.c
-
-  The following BaseMemoryLib instances share the same version of this file:
+  The following BaseMemoryLib instances contain the same copy of this file:
 
     BaseMemoryLib
     BaseMemoryLibMmx
     BaseMemoryLibSse2
     BaseMemoryLibRepStr
+    BaseMemoryLibOptDxe
+    BaseMemoryLibOptPei
     PeiMemoryLib
     UefiMemoryLib
+    
+  Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php.
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 **/
 
 #include "MemLibInternals.h"
 
 /**
-  Set Buffer to 0 for Size bytes.
+  Fills a target buffer with zeros, and returns the target buffer.
 
   This function fills Length bytes of Buffer with zeros, and returns Buffer.
-
-  If Buffer is NULL and Length > 0, then ASSERT().
+  
+  If Length > 0 and Buffer is NULL, then ASSERT().
   If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
 
-  @param  Buffer Memory to set.
-  @param  Size Number of bytes to set
+  @param  Buffer      The pointer to the target buffer to fill with zeros.
+  @param  Length      The number of bytes in Buffer to fill with zeros.
 
-  @return Buffer
+  @return Buffer.
 
 **/
 VOID *
 EFIAPI
 ZeroMem (
-  IN      VOID                      *Buffer,
-  IN      UINTN                     Size
+  OUT VOID  *Buffer,
+  IN UINTN  Length
   )
 {
-  ASSERT (Buffer != NULL);
-  return InternalMemSetMem (Buffer, Size, 0);
+  ASSERT (!(Buffer == NULL && Length > 0));
+  ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));
+  return InternalMemZeroMem (Buffer, Length);
 }