
© 2007, QNX Software Systems GmbH & Co. KG. usbd
_
select
_
config()
Select the configuration for a USB device
Synopsis:
#include <sys/usbdi.h>
int usbd_select_config( struct usbd_device *device,
_uint8 cfg );
Arguments:
device An opaque handle used to identify the USB device.
cfg The device’s configuration identifier (
bConfigurationValue).
Library:
libusbdi
Description:
You use the usbd
_
select
_
config() function to select the configuration for a USB
device.
Returns:
EOK Success.
ENOMEM No memory for URB.
ENODEV Device was removed.
Classification:
QNX Neutrino, QNX 4
Safety
Cancellation point Yes
Interrupt handler No
Signal handler No
Thread Yes
See also:
usbd
_
select
_
interface()
September 10, 2007 Chapter 4 • USB Library Reference 67
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