Method

GUsbDevicecontrol_transfer_async

since: 0.1.0

Declaration

void
g_usb_device_control_transfer_async (
  GUsbDevice* self,
  GUsbDeviceDirection direction,
  GUsbDeviceRequestType request_type,
  GUsbDeviceRecipient recipient,
  guint8 request,
  guint16 value,
  guint16 idx,
  guint8* data,
  gsize length,
  guint timeout,
  GCancellable* cancellable,
  GAsyncReadyCallback callback,
  gpointer user_data
)

Description

Do an async control transfer.

Available since: 0.1.0

This method completes asynchronously. Use g_usb_device_control_transfer_finish() inside the GAsyncReadyCallback to obtain the result of the operation.

Parameters

direction

Type: GUsbDeviceDirection

No description available.

request_type

Type: GUsbDeviceRequestType

No description available.

recipient

Type: GUsbDeviceRecipient

No description available.

request

Type: guint8

No description available.

value

Type: guint16

No description available.

idx

Type: guint16

No description available.

data

Type: An array of guint8

A suitably-sized data buffer for either input or output.

The length of the array is specified in the length argument.
The data is owned by the caller of the method.
length

Type: gsize

The length field for the setup packet.

timeout

Type: guint

Timeout timeout (in milliseconds) that this function should wait before giving up due to no response being received. For an unlimited timeout, use 0.

cancellable

Type: GCancellable

A GCancellable, or NULL.

The argument can be NULL.
The data is owned by the caller of the method.
callback

Type: GAsyncReadyCallback

The function to run on completion.

The argument can be NULL.
user_data

Type: gpointer

The data to pass to callback.

The argument can be NULL.
The data is owned by the caller of the method.