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HidP_MaxDataListLength (Windows CE 5.0)

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This function returns the maximum number of HIDP_DATA structures that HidP_GetData can return for a specified type of HID report and a specified top-level collection.

ULONG HidP_MaxDataListLength(  HIDP_REPORT_TYPE ReportType,  PHIDP_PREPARSED_DATA PreparsedData);

Parameters

  • ReportType
    [in] HIDP_REPORT_TYPE enumerator value that indicates the report type.
  • PreparsedData
    [in] Pointer to a top-level collection's preparsed data.

Return Values

If successful, HidP_MaxDataListLength returns the maximum number of HIDP_DATA structures that HidP_GetData might return for a specified type of HID report and a specified top-level collection. Otherwise, the function returns zero, which indicates that either the report type or the preparsed data is not valid.

Remarks

HID client drivers call HidP_MaxDataListLength to determine the maximum number of HIDP_DATA structures that HidP_GetData can return.

Requirements

OS Versions: Windows CE .NET 4.2 and later.
Header: Hidpi.h.
Link Library: Hidparse_lib.lib.

See Also

HIDP_DATA | HidP_GetData | HIDP_REPORT_TYPE | HidP_SetData

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