65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
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/** @file
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SetMem16() implementation.
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The following BaseMemoryLib instances contain the same copy of this file:
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BaseMemoryLib
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BaseMemoryLibMmx
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BaseMemoryLibSse2
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BaseMemoryLibRepStr
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BaseMemoryLibOptDxe
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BaseMemoryLibOptPei
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PeiMemoryLib
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UefiMemoryLib
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Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "MemLibInternals.h"
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/**
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Fills a target buffer with a 16-bit value, and returns the target buffer.
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This function fills Length bytes of Buffer with the 16-bit value specified by
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Value, and returns Buffer. Value is repeated every 16-bits in for Length
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bytes of Buffer.
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If Length > 0 and Buffer is NULL, then ASSERT().
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If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
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If Buffer is not aligned on a 16-bit boundary, then ASSERT().
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If Length is not aligned on a 16-bit boundary, then ASSERT().
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@param Buffer Pointer to the target buffer to fill.
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@param Length Number of bytes in Buffer to fill.
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@param Value Value with which to fill Length bytes of Buffer.
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@return Buffer.
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**/
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VOID *
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EFIAPI
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SetMem16 (
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OUT VOID *Buffer,
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IN UINTN Length,
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IN UINT16 Value
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)
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{
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if (Length == 0) {
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return Buffer;
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}
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ASSERT (Buffer != NULL);
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ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
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ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
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ASSERT ((Length & (sizeof (Value) - 1)) == 0);
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return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value);
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}
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