通过

ISoftUSBEndpointEvents Interface

  • 项目

The ISoftUSBEndpointEvents interface is the ISoftUSBEndpoint events interface.

Members

The ISoftUSBEndpointEvents interface inherits from the IUnknown interface. ISoftUSBEndpointEvents also defines the following types of members:

  • Events

Events

The ISoftUSBEndpointEvents interface defines the following events.

Event Description
OnSetupTransfer

Fired for control endpoints when the setup phase transaction for a device request is received from the host. Allows the device simulator to respond directly to the request.
OnWriteTransfer

Fired when an OUT transaction is received from the host. Caller must copy or otherwise consume the data.
OnReadTransfer

Fired when an IN transaction is received from the host. Allows device simulator to directly return data to host controller for the transaction.
OnDeviceRequest

Fired for control endpoints when a device request is received from the host. Allows the device simulator respond directly to the request.
OnDeviceRequestComplete

Fired for control endpoints when the status phase transaction is received for a device request. Allows the device simulator to determine the final status of the request.

 

Remarks

USB device simulators that use event-driven I/O must implement the ISoftUSBEndpointEvents event interface.

Requirements

Header

 SoftUSBif.h

 

 

Send comments about this topic to Microsoft

Build date: 9/21/2010