X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseMemoryLibMmx%2FSetMem16Wrapper.c;h=9ac46416a80c17eab55d05d0649f012a9bde75ff;hp=dea31608fe3d3ee98298101a80d0ef8cb12ce1c5;hb=9344f0921518309295da89c221d10cbead8531aa;hpb=533f039eb0bd2a1d5e7f11debb1379b048630021
diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c
index dea31608fe..9ac46416a8 100644
--- a/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c
+++ b/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c
@@ -1,26 +1,19 @@
/** @file
SetMem16() implementation.
- Copyright (c) 2006, Intel Corporation
- 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: SetMem16Wrapper.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.
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
**/
#include "MemLibInternals.h"
@@ -32,33 +25,34 @@
Value, and returns Buffer. Value is repeated every 16-bits in for Length
bytes of 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().
If Buffer is not aligned on a 16-bit boundary, then ASSERT().
If Length is not aligned on a 16-bit boundary, then ASSERT().
- @param Buffer Pointer to the target buffer to fill.
- @param Length Number of bytes in Buffer to fill.
- @param Value Value with which to fill Length bytes of Buffer.
+ @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
+ @return Buffer.
**/
VOID *
EFIAPI
SetMem16 (
- OUT VOID *Buffer,
- IN UINTN Length,
- IN UINT16 Value
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT16 Value
)
{
- ASSERT (!(Buffer == NULL && Length > 0));
- ASSERT (Length <= MAX_ADDRESS - (UINTN)Buffer + 1);
+ if (Length == 0) {
+ return Buffer;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
- if ((Length /= sizeof (Value)) == 0) {
- return Buffer;
- }
- return InternalMemSetMem16 (Buffer, Length, Value);
+ return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value);
}