gusb-interface

gusb-interface — GLib wrapper around a USB interface.

Functions

Types and Values

Description

This object is a thin glib wrapper around a libusb_interface_descriptor.

All the data is copied when the object is created and the original descriptor can be destoyed any at point.

Functions

g_usb_interface_get_length ()

guint8
g_usb_interface_get_length (GUsbInterface *interface);

Gets the USB bus number for the interface.

Parameters

interface

a GUsbInterface

 

Returns

The 8-bit bus number

Since: 0.2.8


g_usb_interface_get_kind ()

guint8
g_usb_interface_get_kind (GUsbInterface *interface);

Gets the type of interface.

Parameters

interface

a GUsbInterface

 

Returns

The 8-bit address

Since: 0.2.8


g_usb_interface_get_number ()

guint8
g_usb_interface_get_number (GUsbInterface *interface);

Gets the interface number.

Parameters

interface

a GUsbInterface

 

Returns

The interface ID

Since: 0.2.8


g_usb_interface_get_alternate ()

guint8
g_usb_interface_get_alternate (GUsbInterface *interface);

Gets the alternate setting for the interface.

Parameters

interface

a GUsbInterface

 

Returns

alt setting, typically zero.

Since: 0.2.8


g_usb_interface_get_class ()

guint8
g_usb_interface_get_class (GUsbInterface *interface);

Gets the interface class, typically a GUsbInterfaceClassCode.

Parameters

interface

a GUsbInterface

 

Returns

a interface class number, e.g. 0x09 is a USB hub.

Since: 0.2.8


g_usb_interface_get_subclass ()

guint8
g_usb_interface_get_subclass (GUsbInterface *interface);

Gets the interface subclass qualified by the class number. See g_usb_interface_get_class().

Parameters

interface

a GUsbInterface

 

Returns

a interface subclass number.

Since: 0.2.8


g_usb_interface_get_protocol ()

guint8
g_usb_interface_get_protocol (GUsbInterface *interface);

Gets the interface protocol qualified by the class and subclass numbers. See g_usb_interface_get_class() and g_usb_interface_get_subclass().

Parameters

interface

a GUsbInterface

 

Returns

a interface protocol number.

Since: 0.2.8


g_usb_interface_get_index ()

guint8
g_usb_interface_get_index (GUsbInterface *interface);

Gets the index for the string descriptor.

Parameters

interface

a GUsbInterface

 

Returns

a string descriptor index.

Since: 0.2.8


g_usb_interface_get_extra ()

GBytes *
g_usb_interface_get_extra (GUsbInterface *interface);

Gets any extra data from the interface.

Parameters

interface

a GUsbInterface

 

Returns

a GBytes, or NULL for failure.

[transfer none]

Since: 0.2.8

Types and Values

G_USB_TYPE_INTERFACE

#define G_USB_TYPE_INTERFACE (g_usb_interface_get_type ())

GUsbInterface

typedef struct _GUsbInterface GUsbInterface;