If you don't see bitmap pattern then it's likely that traffic is encrypted.
On Wed, Mar 22, 2017 at 9:28 AM, Sébastien Béchet <[email protected]> wrote: > Hello, > > I have done a first step for "ELAN WBF Fingerprint Sensor" implementation. > > How i have done that: > > 1. Windows 10 in VirtualBox with USB hardware mapped > 2. usbmod then "tshark -D" and "tshark -i usbmon0 -w rip.pcap". > > I now have four files : > > 1. When I boot Windows 10 : elan-ms-windows-01-open.pcapng > 2. When I record one finger : > elan-ms-windows-02-record-finger-notperfectfilter.pcapng > 3. When I test one finger : elan-ms-windows-03-test-finger.pcapng > 4. When I shutdown Windows 10 : elan-ms-windows-04-close.pcapng > > Now, if i test one finger (or record), I receive two blocs of bytes paquets > : > first one : 5184 bytes > second one : 13376 bytes > > I looked these bytes, but can't see real bitmap inside. > > Can anyone help me to undersand how to find width and height? Maybe these > bytes can be crypted? > > Not sure I can send files on the ML but you can ask me. > > PS : > > I found two files that can help : > 774896 EngineAdapter.dll > 192744 WbfUsbDriver.dll > > and > > Winhec_Windows10FingerprintIntroductionandImplementation.pdf (search > engine...) > > > Thank you. > _______________________________________________ > fprint mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/fprint _______________________________________________ fprint mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/fprint
