WDF_REQUEST_SEND_OPTIONS_INIT function (wdfrequest.h)

Artikel
02/22/2024

[Applies to KMDF and UMDF]

The WDF_REQUEST_SEND_OPTIONS_INIT function initializes a driver's WDF_REQUEST_SEND_OPTIONS structure.

Syntax

void WDF_REQUEST_SEND_OPTIONS_INIT(
  [out] PWDF_REQUEST_SEND_OPTIONS Options,
  [in]  ULONG                     Flags
);

Parameters

[out] Options

A pointer to a caller-supplied WDF_REQUEST_SEND_OPTIONS structure.

[in] Flags

A bitwise OR of WDF_REQUEST_SEND_OPTIONS_FLAGS-typed flags.

Return value

None

Remarks

The WDF_REQUEST_SEND_OPTIONS_INIT function zeros the specified WDF_REQUEST_SEND_OPTIONS structure, sets the structure's Size member, and sets the Flag member to the specified Flags value.

Examples

The following code example initializes a WDF_REQUEST_SEND_OPTIONS structure and then calls WdfRequestSend.

WDF_REQUEST_SEND_OPTIONS options;
BOOLEAN ret;

WDF_REQUEST_SEND_OPTIONS_INIT(
                              &options,
                              WDF_REQUEST_SEND_OPTION_SEND_AND_FORGET
                              );

ret = WdfRequestSend(
                     Request,
                     Target,
                     &options
                     );

Requirements

Requirement	Value
Target Platform	Universal
Minimum KMDF version	1.0
Minimum UMDF version	2.0
Header	wdfrequest.h (include Wdf.h)

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