49 	uint8_t *desc;  in usb_desc_foreach()  local
58 	desc = (uint8_t *)_desc;  in usb_desc_foreach()
61 	if (desc == NULL)  in usb_desc_foreach()
62 		desc = start;  in usb_desc_foreach()
64 		desc = desc + desc[0];  in usb_desc_foreach()
67 	if ((desc < start) || (desc >= end))  in usb_desc_foreach()
71 	desc_next = desc + desc[0];  in usb_desc_foreach()
76 	if (desc[0] < 3)  in usb_desc_foreach()
80 	return ((struct usb_descriptor *)desc);  in usb_desc_foreach()
102 	id = (struct usb_interface_descriptor *)ps->desc;  in usb_idesc_foreach()
132 	if (ps->desc == NULL) {  in usb_idesc_foreach()
152 	ps->desc = (struct usb_descriptor *)id;  in usb_idesc_foreach()
171 	struct usb_descriptor *desc;  in usb_edesc_foreach()  local
173 	desc = ((struct usb_descriptor *)ped);  in usb_edesc_foreach()
175 	while ((desc = usb_desc_foreach(cd, desc))) {  in usb_edesc_foreach()
176 		if (desc->bDescriptorType == UDESC_INTERFACE) {  in usb_edesc_foreach()
179 		if (desc->bDescriptorType == UDESC_ENDPOINT) {  in usb_edesc_foreach()
180 			if (desc->bLength < sizeof(*ped)) {  in usb_edesc_foreach()
184 			return ((struct usb_endpoint_descriptor *)desc);  in usb_edesc_foreach()
206 	struct usb_descriptor *desc;  in usb_ed_comp_foreach()  local
208 	desc = ((struct usb_descriptor *)ped);  in usb_ed_comp_foreach()
210 	while ((desc = usb_desc_foreach(cd, desc))) {  in usb_ed_comp_foreach()
211 		if (desc->bDescriptorType == UDESC_INTERFACE)  in usb_ed_comp_foreach()
213 		if (desc->bDescriptorType == UDESC_ENDPOINT)  in usb_ed_comp_foreach()
215 		if (desc->bDescriptorType == UDESC_ENDPOINT_SS_COMP) {  in usb_ed_comp_foreach()
216 			if (desc->bLength < sizeof(*ped)) {  in usb_ed_comp_foreach()
220 			return ((struct usb_endpoint_ss_comp_descriptor *)desc);  in usb_ed_comp_foreach()
235 	struct usb_descriptor *desc = NULL;  in usbd_get_no_descriptors()  local
238 	while ((desc = usb_desc_foreach(cd, desc))) {  in usbd_get_no_descriptors()
239 		if (desc->bDescriptorType == type) {  in usbd_get_no_descriptors()
260 	struct usb_descriptor *desc;  in usbd_get_no_alts()  local
274 	desc = NULL;  in usbd_get_no_alts()
275 	while ((desc = usb_desc_foreach(cd, desc))) {  in usbd_get_no_alts()
276 		if ((desc->bDescriptorType == UDESC_INTERFACE) &&  in usbd_get_no_alts()
277 		    (desc->bLength >= sizeof(*id))) {  in usbd_get_no_alts()
278 			id = (struct usb_interface_descriptor *)desc;  in usbd_get_no_alts()