USB-traffic-protocol-decoder

Analysing USB traffic protocol decoder from a pcap Wireshark

1. Filter out the irrelevant data

Using "Apply as Filter" for relevant data, for example also looking for values like usb.data_flag == 'present'

2. Display useful columns.

The important is the "Leftover Capture Data". To add more columns, find the relevant field in the packet details, right click and select "Apply Column".

3. Export as text file.

Go to File -> Export Packet Dissections -> As Plain Text and saving it somewhere with the name dump.txt.

4. Run the script

node decode_usb_protocol.js

Docs:

Protocol https://docs.mbed.com/docs/ble-hid/en/latest/api/md_doc_HID.html Key codes https://www.win.tue.nl/~aeb/linux/kbd/scancodes-14.html