/** @file\r
ScanMem64() implementation.\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
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- 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: ScanMem64Wrapper.c\r
-\r
- The following BaseMemoryLib instances share the same version of this file:\r
+ The following BaseMemoryLib instances contain the same copy of this file:\r
\r
BaseMemoryLib\r
BaseMemoryLibMmx\r
BaseMemoryLibSse2\r
BaseMemoryLibRepStr\r
+ BaseMemoryLibOptDxe\r
+ BaseMemoryLibOptPei\r
PeiMemoryLib\r
UefiMemoryLib\r
\r
+ Copyright (c) 2006 - 2009, 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
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
+\r
+ 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
**/\r
\r
#include "MemLibInternals.h"\r
address to the highest address for a 64-bit value that matches Value. If a match is found,\r
then a pointer to the matching byte in the target buffer is returned. If no match is found,\r
then NULL is returned. If Length is 0, then NULL is returned.\r
+ \r
If Length > 0 and Buffer is NULL, then ASSERT().\r
If Buffer is not aligned on a 64-bit boundary, then ASSERT().\r
- If Length is greater than (MAX_ADDRESS \96 Buffer + 1), then ASSERT(). \r
+ If Length is not aligned on a 64-bit boundary, then ASSERT().\r
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r
\r
@param Buffer Pointer to the target buffer to scan.\r
@param Length Number of bytes in Buffer to scan.\r
IN UINT64 Value\r
)\r
{\r
- UINTN Stride;\r
- \r
- Stride = Length / sizeof (Value);\r
- if (Stride == 0) {\r
+ if (Length == 0) {\r
return NULL;\r
}\r
\r
ASSERT (Buffer != NULL);\r
ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);\r
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));\r
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);\r
\r
- return (VOID*)InternalMemScanMem64 (Buffer, Stride, Value);\r
+ return (VOID*)InternalMemScanMem64 (Buffer, Length / sizeof (Value), Value);\r
}\r