IsZeroBufferWrapper.c File Reference

#include "MemLibInternals.h"

Go to the source code of this file.

Functions
BOOLEAN EFIAPI	IsZeroBuffer (IN CONST VOID *Buffer, IN UINTN Length)

Detailed Description

Implementation of IsZeroBuffer function.

The following BaseMemoryLib instances contain the same copy of this file:

BaseMemoryLib BaseMemoryLibMmx BaseMemoryLibSse2 BaseMemoryLibRepStr BaseMemoryLibOptDxe BaseMemoryLibOptPei PeiMemoryLib UefiMemoryLib

Copyright (c) 2016, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file IsZeroBufferWrapper.c.

Function Documentation

IsZeroBuffer()

BOOLEAN EFIAPI IsZeroBuffer	(	IN CONST VOID *	Buffer,
		IN UINTN	Length
	)

Checks if the contents of a buffer are all zeros.

This function checks whether the contents of a buffer are all zeros. If the contents are all zeros, return TRUE. Otherwise, return FALSE.

If Length > 0 and Buffer is NULL, then ASSERT(). If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().

Parameters

Buffer	The pointer to the buffer to be checked.
Length	The size of the buffer (in bytes) to be checked.

Return values

TRUE	Contents of the buffer are all zeros.
FALSE	Contents of the buffer are not all zeros.

Definition at line 40 of file IsZeroBufferWrapper.c.