Method
GUsbDeviceget_bos_descriptor
since: 0.4.0
Declaration
GUsbBosDescriptor*
g_usb_device_get_bos_descriptor (
GUsbDevice* self,
guint8 capability,
GError** error
)
Description
Gets the first bos_descriptor that matches the descriptor capability.
If you want to find all the BOS descriptors that match (there may be other matching BOS
descriptors you have to use g_usb_device_get_bos_descriptors()
and check each one manually.
Available since: 0.4.0
Parameters
capability
-
Type:
guint8
A BOS capability type.
error
-
Type:
GError **
The return location for a recoverable error.
The argument can be NULL
.If the return location is not NULL
, then you must initialize it to aNULL
GError*
.The argument will be left initialized to NULL
by the method if there are no errors.In case of error, the argument will be set to a newly allocated GError
; the caller will take ownership of the data, and be responsible for freeing it.
Return value
Type: GUsbBosDescriptor
A GUsbBosDescriptor
or NULL
for not found.
The caller of the method takes ownership of the returned data, and is responsible for freeing it. |