Karl Palsson 9e36b8f29c usb: improve c++ compatiblity
Extract the definition of the usb_interface internal data to allow
easier integration with c++ code.

Fixes: https://github.com/libopencm3/libopencm3/issues/762
2017-06-08 23:01:45 +00:00
..
2017-06-08 23:01:45 +00:00