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nf-oaidl-bstr_usersize.md

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UID title description helpviewer_keywords old-location tech.root ms.assetid ms.date ms.keywords req.header req.include-header req.target-type req.target-min-winverclnt req.target-min-winversvr req.kmdf-ver req.umdf-ver req.ddi-compliance req.unicode-ansi req.idl req.max-support req.namespace req.assembly req.type-library req.lib req.dll req.irql targetos req.typenames req.redist ms.custom f1_keywords dev_langs topic_type api_type api_location api_name
NF:oaidl.BSTR_UserSize
BSTR_UserSize function (oaidl.h)
Calculates the wire size of the BSTR object, and gets its handle and data. (BSTR_UserSize)
BSTR_UserSize
BSTR_UserSize function [Automation]
_oa96_BSTR_UserSize
automat.bstr_usersize
oaidl/BSTR_UserSize
automat\bstr_usersize.htm
automat
16c349b4-21e1-45bb-8b24-d299adb36e14
12/05/2018
BSTR_UserSize, BSTR_UserSize function [Automation], _oa96_BSTR_UserSize, automat.bstr_usersize, oaidl/BSTR_UserSize
oaidl.h
Windows
OleAut32.lib
OleAut32.dll
Windows
19H1
BSTR_UserSize
oaidl/BSTR_UserSize
c++
APIRef
kbSyntax
DllExport
OleAut32.dll
BSTR_UserSize

BSTR_UserSize function

-description

Calculates the wire size of the BSTR object, and gets its handle and data.

-parameters

-param unnamedParam1 [in]

The data used by RPC.

-param unnamedParam2 [in]

The current buffer offset where the object will be marshaled. The method has to account for any padding needed for the BSTR object to be properly aligned when it will be marshaled to the buffer.

-param unnamedParam3 [in]

The object.

-returns

The value obtained from the returned HRESULT value is S_OK.