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IWDFUsbTargetPipe::Abort method (wudfusb.h)

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[Warning: UMDF 2 is the latest version of UMDF and supersedes UMDF 1. All new UMDF drivers should be written using UMDF 2. No new features are being added to UMDF 1 and there is limited support for UMDF 1 on newer versions of Windows 10. Universal Windows drivers must use UMDF 2. For more info, see Getting Started with UMDF.]

The Abort method aborts all pending transfers on a USB pipe.

Syntax

HRESULT Abort();

Return value

Abort returns one of the following values:

Return code Description
S_OK

Abort successfully aborted all pending transfers.
E_OUTOFMEMORY

Abort encountered an allocation failure.
An error code that is defined in Winerror.h
 This value corresponds to the error code that the WinUsb API returned.

Remarks

The Abort method generates a UMDF request and synchronously sends the request to the I/O target.

For more information about how Abort works, see the WinUsb_AbortPipe function.

Requirements

Requirement Value
End of support Unavailable in UMDF 2.0 and later.
Target Platform Desktop
Minimum UMDF version 1.5
Header wudfusb.h (include Wudfusb.h)
DLL WUDFx.dll

See also

IWDFUsbTargetPipe

WinUsb_AbortPipe