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36 struct xenbus_device_ivars;
42 * \brief Enumerate all devices of the given type on this bus.
44 * \param _dev NewBus device_t for this XenBus (front/back) bus instance.
45 * \param _type String indicating the device sub-tree (e.g. "vfb", "vif")
48 * \return On success, 0. Otherwise an errno value indicating the
51 * Devices that are found should be entered into the NewBus hierarchy via
52 * xenbusb_add_device(). xenbusb_add_device() ignores duplicate detects
53 * and ignores duplicate devices, so it can be called unconditionally
54 * for any device found in the XenStore.
56 METHOD int enumerate_type {
62 * \brief Determine and store the XenStore path for the other end of
63 * a split device whose local end is represented by ivars.
65 * If successful, the xd_otherend_path field of the child's instance
66 * variables must be updated.
68 * \param _dev NewBus device_t for this XenBus (front/back) bus instance.
69 * \param _ivars Instance variables from the XenBus child device for
70 * which to perform this function.
72 * \return On success, 0. Otherwise an errno value indicating the
75 METHOD int get_otherend_node {
77 struct xenbus_device_ivars *_ivars;