WDF_WRITE_REGISTER_BUFFER_ULONG function

[Applies to UMDF only]

The WDF_WRITE_REGISTER_BUFFER_ULONG function writes a number of ULONG values from a buffer to the specified register.

Syntax


void WDF_WRITE_REGISTER_BUFFER_ULONG(
  _In_  WDFDEVICE Device,
  _In_  PULONG    Register,
  _In_  PULONG    Buffer,
  _In_  ULONG     Count 
);

Parameters

Device [in]

A handle to a framework device object.

Register [in]

A pointer to the register, which must be a mapped range in memory space.

Buffer [in]

A pointer to a buffer from which an array of ULONG values is to be written.

Count [in]

Specifies the number of ULONG values to write to the register.

Return value

This function does not return a value.

Remarks

The size of the buffer must be large enough to contain at least the specified number of bytes.

Requirements

Target platform

Universal

Minimum support

Windows 8.1

Minimum UMDF version

2.0

Header

Wdfhwaccess.h

 

 

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