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HidP_SetData (Compact 2013)

  • 아티클

3/26/2014

This function sets a specified set of HID control button and value usages in a HID report.

Syntax

NTSTATUS HidP_SetData(
  HIDP_REPORT_TYPE ReportType,
  PHIDP_DATA DataList,
  OUT PULONG DataLength,
  PHIDP_PREPARSED_DATA PreparsedData,
  PCHAR Report,
  ULONG ReportLength
);

Parameters

  • ReportType
    [in] HIDP_REPORT_TYPE enumerator value that indicates the type of HID report located at Report.
  • DataList
    [in] Pointer to a caller-allocated array of HIDP_DATA structures that specify which buttons and usage values to set.

  • DataLength
    [in, out] On input, the number of members in the DataList array. On output, the following table shows the possible values.

    Value

    Description

    Input value is unchanged.

    ReportType, PreparsedData, Report, or ReportLength are not valid.

    Input value is unchanged.

    Control data is successfully set.

    Index of the DataList member that caused the error.

    Control data cannot be set.
  • PreparsedData
    [in] Pointer to a top-level's preparsed data.
  • Report
    [in, out] On input, an initialized HID report. On output, a pointer to a HID report.
  • ReportLength
    [in] Size, in bytes, of the HID report located at Report, which must be equal to the report length for the specified report type that the HidP_GetCaps function returns in a collection's HIDP_CAPS structure.

Return Value

The following table shows the possible return values.

Value

Description

HIDP_STATUS_SUCCESS

Successfully set the control data specified by DataList.

HIDP_STATUS_INVALID_PREPARSED_DATA

Preparsed data specified by PreparsedData is not valid.

HIDP_STATUS_INVALID_REPORT_LENGTH

Size, in bytes, of the HID report is not equal to the length specified in the collection's HIDP_CAPS structure for the specified report type.

HIDP_STATUS_INVALID_REPORT_TYPE

Collection does not contain a report of the specified type.

HIDP_STATUS_REPORT_DOES_NOT_EXIST

ReportType is not valid.

HIDP_STATUS_BUFFER_TOO_SMALL

Button in an array is not set to On (one) because the array fields are already used to index other buttons.

HIDP_STATUS_BUTTON_NOT_PRESSED

DataList parameter has set a button to Off (zero), but the button is already set to Off.

HIDP_STATUS_DATA_INDEX_NOT_FOUND

Data index of a DataList member is not valid.

HIDP_STATUS_INCOMPATIBLE_REPORT_ID

Button or usage value is contained in a report, but is not in the specified report.

HIDP_STATUS_IS_VALUE_ARRAY

Data index specifies a usage value array.

Remarks

Except for usage value arrays, a HID client can use HidP_SetData to set buttons and usage values in a report. To set a usage value array, an application or driver must use the HidP_SetUsageValueArray function.

Requirements

Header

hidpi.h

Library

Hidparse_lib.lib

See Also

Reference

HID Parser Functions
HIDP_DATA
HidP_GetData
HidP_SetButtons
HidP_SetUsages
HidP_SetUsageValueArray
HidP_UnsetButtons
HidP_UnsetUsages