X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseMemoryLibOptDxe%2FSetMemWrapper.c;h=6e86472ace43dfec4450237b200bafafc29f5bf5;hp=10224f73b8badb3d6afaf63caaad6d3ce7df5f4b;hb=9095d37b8fe5bfc3d02adad6ba7fd7359ebc0107;hpb=2bfb60098f608dc32ff5d22b0fd087c1636b0881

diff --git a/MdePkg/Library/BaseMemoryLibOptDxe/SetMemWrapper.c b/MdePkg/Library/BaseMemoryLibOptDxe/SetMemWrapper.c
index 10224f73b8..6e86472ace 100644
--- a/MdePkg/Library/BaseMemoryLibOptDxe/SetMemWrapper.c
+++ b/MdePkg/Library/BaseMemoryLibOptDxe/SetMemWrapper.c
@@ -1,14 +1,5 @@
 /** @file
-  SetMem() 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.
+  SetMem() and SetMemN() implementation.
 
   The following BaseMemoryLib instances contain the same copy of this file:
 
@@ -19,12 +10,18 @@
     BaseMemoryLibOptDxe
     BaseMemoryLibOptPei
     PeiMemoryLib
-    DxeMemoryLib
-
-**/
+    UefiMemoryLib
 
+  Copyright (c) 2006 - 2018, 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"
 
@@ -32,11 +29,12 @@
   Fills a target buffer with a byte value, and returns the target buffer.
 
   This function fills Length bytes of Buffer with Value, and returns Buffer.
-  If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). 
 
-  @param  Buffer    Memory to set.
-  @param  Length    Number of bytes to set.
-  @param  Value     Value of the set operation.
+  If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+
+  @param  Buffer    The memory to set.
+  @param  Length    The number of bytes to set.
+  @param  Value     The value with which to fill Length bytes of Buffer.
 
   @return Buffer.
 
@@ -57,3 +55,37 @@ SetMem (
 
   return InternalMemSetMem (Buffer, Length, Value);
 }
+
+/**
+  Fills a target buffer with a value that is size UINTN, and returns the target buffer.
+
+  This function fills Length bytes of Buffer with the UINTN sized value specified by
+  Value, and returns Buffer. Value is repeated every sizeof(UINTN) bytes for Length
+  bytes of Buffer.
+
+  If Length > 0 and Buffer is NULL, then ASSERT().
+  If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+  If Buffer is not aligned on a UINTN boundary, then ASSERT().
+  If Length is not aligned on a UINTN boundary, then ASSERT().
+
+  @param  Buffer  The pointer to the target buffer to fill.
+  @param  Length  The number of bytes in Buffer to fill.
+  @param  Value   The value with which to fill Length bytes of Buffer.
+
+  @return Buffer.
+
+**/
+VOID *
+EFIAPI
+SetMemN (
+  OUT VOID  *Buffer,
+  IN UINTN  Length,
+  IN UINTN  Value
+  )
+{
+  if (sizeof (UINTN) == sizeof (UINT64)) {
+    return SetMem64 (Buffer, Length, (UINT64)Value);
+  } else {
+    return SetMem32 (Buffer, Length, (UINT32)Value);
+  }
+}