| #pragma once |
| |
| #include <libusb.h> |
| |
| #define USB_MAX_PATH_LEN 20 |
| |
| struct dev_id { |
| uint16_t vendor_id; |
| uint16_t product_id; |
| }; |
| |
| /* Find any USB devices in the system matching the given Vendor and |
| * Product ID */ |
| libusb_device **find_matching_usb_devs(const struct dev_id *dev_ids); |
| |
| /* structure describing a single matching interface found */ |
| struct usb_interface_match { |
| /* libusb device E*/ |
| libusb_device *usb_dev; |
| /* Vendor ID of the device running matching interface */ |
| uint16_t vendor; |
| /* Product ID of the device running matching interface */ |
| uint16_t product; |
| /* USB Bus Address */ |
| uint8_t addr; |
| /* physical path */ |
| char path[USB_MAX_PATH_LEN]; |
| /* configuration of matching interface */ |
| uint8_t configuration; |
| /* interface number of matching interface */ |
| uint8_t interface; |
| /* altsetting of matching interface */ |
| uint8_t altsetting; |
| /* bInterfaceClass of matching interface */ |
| uint8_t class; |
| /* bInterfaceSubClass of matching interface */ |
| uint8_t sub_class; |
| /* bInterfaceProtocol of matching interface */ |
| uint8_t protocol; |
| /* index of string descriptor of matching interface */ |
| uint8_t string_idx; |
| }; |
| |
| int dev_find_matching_interfaces(libusb_device *dev, int class, int sub_class, int protocol, |
| struct usb_interface_match *out, unsigned int out_len); |
| |
| int usb_match_interfaces(libusb_context *ctx, const struct dev_id *dev_ids, |
| int class, int sub_class, int protocol, |
| struct usb_interface_match *out, unsigned int out_len); |
| |
| libusb_device_handle *usb_open_claim_interface(libusb_context *ctx, |
| const struct usb_interface_match *ifm); |