MdePkg BaseMemoryLib: Add assembly implementation of API IsZeroBuffer()

[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibRepStr / MemLibInternals.h

diff --git a/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h b/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h
index cfca47416e07b0f2e44cd24f4e3ece562419b8e1..f795e83a2a2c816bf528adbede79113cd8bcba28 100644 (file)
--- a/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h
+++ b/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h
@@ -9,7 +9,7 @@
     BaseMemoryLibOptDxe\r
     BaseMemoryLibOptPei\r
 \r
-  Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
   which accompanies this distribution.  The full text of the license may be found at\r
@@ -231,4 +231,21 @@ InternalMemScanMem64 (
   IN      UINT64                    Value\r
   );\r
 \r
+/**\r
+  Checks whether the contents of a buffer are all zeros.\r
+\r
+  @param  Buffer  The pointer to the buffer to be checked.\r
+  @param  Length  The size of the buffer (in bytes) to be checked.\r
+\r
+  @retval TRUE    Contents of the buffer are all zeros.\r
+  @retval FALSE   Contents of the buffer are not all zeros.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+InternalMemIsZeroBuffer (\r
+  IN CONST VOID  *Buffer,\r
+  IN UINTN       Length\r
+  );\r
+\r
 #endif\r