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iservervirtualdeviceset2-issharedbuffer.md

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title IServerVirtualDeviceSet2::IsSharedBuffer
titlesuffix SQL Server VDI reference
description This article provides reference for the IServerVirtualDeviceSet2::IsSharedBuffer command.
ms.date 08/30/2019
ms.prod sql
ms.prod_service backup-restore
ms.technology backup-restore
ms.topic reference
author mashamsft
ms.author mathoma

IServerVirtualDeviceSet2::IsSharedBuffer (VDI)

[!INCLUDEappliesto-ss-xxxx-xxxx-xxx-md]

The IsSharedBuffer function determines if the given buffer address refers to one of the shared buffers made available by the AllocateBuffer method.

Syntax

HRESULT IServerVirtualDeviceSet2::IsSharedBuffer (
   LPVOID   lpBuffer
);

Parameters

lpBuffer This is an address of a buffer.

Return Value

Return Value Explanation
TRUE The buffer is a shared buffer.
FALSE The buffer is not part of the virtual device set.

Next steps

For more information, see the SQL Server virtual device interface reference overview.