LPGET_REPORT (Windows Embedded CE 6.0)

1/6/2010

This function retrieves a report from the device.

Syntax

typedef DWORD (*LPGET_REPORT) (
  HID_HANDLE hDevice,
  HIDP_REPORT_TYPE type,
  PCHAR pbBuffer,
  DWORD cbBuffer,
  PDWORD pcbTransferred,
  DWORD dwTimeout
);

Parameters

• hDevice
  [in] Handle to a HID device.

• type
  [in] Type of HID report.

• pbBuffer
  [in] Pointer to the HID report. The first byte is the report identifier.

• cbBuffer
  [in] HID report length. If the length is greater than HID_MAX_REPORT_LENGTH, cbBuffer is set to HID_MAX_REPORT_LENGTH.

• pcbTransferred
  [out] Pointer to the transferred data.

• dwTimeout
  [in] Time in milliseconds (ms) before the operation times out.

Return Value

Returns the error values from IssueVendorTransfer. Additionally, a USB_TRANSFER handle indicates success and NULL indicates failure.

Remarks

Do not use this function to regularly poll the device, use IssueVendorTransfer.

Requirements

See Also

Reference

HID Driver Functions
IssueVendorTransfer