65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/** @file
|
|
SetMem16() implementation.
|
|
|
|
The following BaseMemoryLib instances contain the same copy of this file:
|
|
BaseMemoryLib
|
|
BaseMemoryLibMmx
|
|
BaseMemoryLibSse2
|
|
BaseMemoryLibRepStr
|
|
BaseMemoryLibOptDxe
|
|
BaseMemoryLibOptPei
|
|
PeiMemoryLib
|
|
UefiMemoryLib
|
|
|
|
Copyright (c) 2006 - 2009, 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"
|
|
|
|
/**
|
|
Fills a target buffer with a 16-bit value, and returns the target buffer.
|
|
|
|
This function fills Length bytes of Buffer with the 16-bit value specified by
|
|
Value, and returns Buffer. Value is repeated every 16-bits in 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 16-bit boundary, then ASSERT().
|
|
If Length is not aligned on a 16-bit 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
|
|
SetMem16 (
|
|
OUT VOID *Buffer,
|
|
IN UINTN Length,
|
|
IN UINT16 Value
|
|
)
|
|
{
|
|
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);
|
|
|
|
return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value);
|
|
}
|