Add reallocate functions to the PEI Memory Allocation Library

[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibRepStr / ZeroMemWrapper.c

diff --git a/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c
index 4a3d615ce50839c44ce64259ee4f2314193c74cc..6d8207a002bda20ac26e333353a12075806a1803 100644 (file)
--- a/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c
+++ b/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c
@@ -1,6 +1,16 @@
 /** @file\r
   ZeroMem() implementation.\r
 \r
+  The following BaseMemoryLib instances contain the same copy of this file:\r
+    BaseMemoryLib\r
+    BaseMemoryLibMmx\r
+    BaseMemoryLibSse2\r
+    BaseMemoryLibRepStr\r
+    BaseMemoryLibOptDxe\r
+    BaseMemoryLibOptPei\r
+    PeiMemoryLib\r
+    DxeMemoryLib\r
+\r
   Copyright (c) 2006, Intel Corporation<BR>\r
   All rights reserved. This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
@@ -10,43 +20,34 @@
   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
 \r
-  Module Name:  ZeroMemWrapper.c\r
+**/\r
 \r
-  The following BaseMemoryLib instances share the same version of this file:\r
 \r
-    BaseMemoryLib\r
-    BaseMemoryLibMmx\r
-    BaseMemoryLibSse2\r
-    BaseMemoryLibRepStr\r
-    PeiMemoryLib\r
-    UefiMemoryLib\r
 \r
-**/\r
 \r
 #include "MemLibInternals.h"\r
 \r
 /**\r
-  Set Buffer to 0 for Size bytes.\r
+  Fills a target buffer with zeros, and returns the target buffer.\r
 \r
   This function fills Length bytes of Buffer with zeros, and returns Buffer.\r
-\r
-  If Buffer is NULL and Length > 0, then ASSERT().\r
+  If Length > 0 and Buffer is NULL, then ASSERT().\r
   If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r
 \r
-  @param  Buffer Memory to set.\r
-  @param  Size Number of bytes to set\r
+  @param  Buffer      Pointer to the target buffer to fill with zeros.\r
+  @param  Length      Number of bytes in Buffer to fill with zeros.\r
 \r
-  @return Buffer\r
+  @return Buffer.\r
 \r
 **/\r
 VOID *\r
 EFIAPI\r
 ZeroMem (\r
-  IN      VOID                      *Buffer,\r
-  IN      UINTN                     Length\r
+  OUT VOID  *Buffer,\r
+  IN UINTN  Length\r
   )\r
 {\r
   ASSERT (!(Buffer == NULL && Length > 0));\r
   ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));\r
-  return InternalMemSetMem (Buffer, Length, 0);\r
+  return InternalMemZeroMem (Buffer, Length);\r
 }\r