struct_usb_string(9) centos man page | unix.com

STRUCT 
USB_STRING(9)					      Kernel Mode Gadget API					      STRUCT USB_STRING(9)

NAME
       struct_usb_string - wraps a C string and its USB id

SYNOPSIS
       struct usb_string {
	 u8 id;
	 const char * s;
       };

MEMBERS
       id
	   the (nonzero) ID for this string

       s
	   the string, in UTF-8 encoding

DESCRIPTION
       If you're using usb_gadget_get_string, use this to wrap a string together with its ID.

AUTHOR
       David Brownell <dbrownell@users.sourceforge.net>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						      STRUCT USB_STRING(9)