Android ：USB设备信息获取

lsusb:

cat /proc/bus/input/devices

cat sys/bus/usb/devices/2-1.1/

cat /sys/bus/usb/devices/2-1.1:1.0/bInterfaceClass

https://www.itread01.com/p/1350883.html

systemcorelibusbhostusbhost.c

frameworksaseservicescorejnicom_android_server_UsbHostManager.cpp

frameworksasecorejavaandroidhardwareusbUsbInterface.java

frameworksaseservicesusbjavacomandroidserverusbUsbHostManager.java

frameworksaseservicesusbjavacomandroidserverusbUsbService.java