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nf-wudfddi-iwdfiorequestcompletionparams-getioctlparameters.md

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UID title description old-location tech.root ms.date keywords 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 f1_keywords topic_type api_type api_location api_name
NF:wudfddi.IWDFIoRequestCompletionParams.GetIoctlParameters
IWDFIoRequestCompletionParams::GetIoctlParameters (wudfddi.h)
The GetIoctlParameters method retrieves parameters that are associated with the completion of a device I/O control request.
wdf\iwdfiorequestcompletionparams_getioctlparameters.htm
wdf
02/26/2018
IWDFIoRequestCompletionParams::GetIoctlParameters
GetIoctlParameters, GetIoctlParameters method, GetIoctlParameters method,IWDFIoRequestCompletionParams interface, IWDFIoRequestCompletionParams interface,GetIoctlParameters method, IWDFIoRequestCompletionParams.GetIoctlParameters, IWDFIoRequestCompletionParams::GetIoctlParameters, UMDFRequestObjectRef_7d375866-617c-418f-b449-7931a88e7ae4.xml, umdf.iwdfiorequestcompletionparams_getioctlparameters, wdf.iwdfiorequestcompletionparams_getioctlparameters, wudfddi/IWDFIoRequestCompletionParams::GetIoctlParameters
wudfddi.h
Wudfddi.h
Desktop
1.5
Unavailable in UMDF 2.0 and later.
WUDFx.dll
Windows
IWDFIoRequestCompletionParams::GetIoctlParameters
wudfddi/IWDFIoRequestCompletionParams::GetIoctlParameters
APIRef
kbSyntax
COM
WUDFx.dll
IWDFIoRequestCompletionParams::GetIoctlParameters

IWDFIoRequestCompletionParams::GetIoctlParameters

-description

[Warning: UMDF 2 is the latest version of UMDF and supersedes UMDF 1. All new UMDF drivers should be written using UMDF 2. No new features are being added to UMDF 1 and there is limited support for UMDF 1 on newer versions of Windows 10. Universal Windows drivers must use UMDF 2. For more info, see Getting Started with UMDF.]

The GetIoctlParameters method retrieves parameters that are associated with the completion of a device I/O control request.

-parameters

-param pIoControlCode [out, optional]

A pointer to a variable that receives the control code that identifies the specific operation to be performed.

This parameter is optional. The driver can pass NULL if the driver does not require the information.

-param ppInputMemory [out, optional]

A pointer to a variable that receives a pointer to the IWDFMemory interface for access to the input buffer for the completion of the device I/O control request.

This parameter is optional. The driver can pass NULL if the driver does not require the information.

-param pInputMemoryOffset [out, optional]

A pointer to a variable that receives the offset, in bytes, into the input buffer for the completion of the I/O control request.

This parameter is optional. The driver can pass NULL if the driver does not require the information.

-param ppOutputMemory [out, optional]

A pointer to a variable that receives a pointer to the IWDFMemory interface for access to the output buffer for the completion of the device I/O control request.

This parameter is optional. The driver can pass NULL if the driver does not require the information.

-param pOutputMemoryOffset [out, optional]

A pointer to a variable that receives the offset, in bytes, into the output buffer for the completion of the I/O control request.

This parameter is optional. The driver can pass NULL if the driver does not require the information.

-param pOutBytes [out, optional]

A pointer to a variable that receives the number of bytes that are output for the completion of the device I/O control request.

This parameter is optional. The driver can pass NULL if the driver does not require the information.

-see-also

IWDFIoRequestCompletionParams

IWDFMemory