On Aug 25, 2018, at 1:27 PM, Guy Harris wrote:
> On Aug 25, 2018, at 1:10 PM, Matwey V. Kornilov
> wrote:
>
>> Answering your questions and Michael question, the url describes the
>> data coming from the hardware as is. Its format is defined by the
>> people developing FPGA firmware, that is
сб, 1 сент. 2018 г. в 5:37, Michael Richardson :
>
>
> https://github.com/the-tcpdump-group/libpcap/commit/a69f42f7873db778613bbd5c4238acc2d0c31c89
>
> /*
>  * OpenVizsla http://openvizsla.org is open source USB analyzer hardware.
>  * It consists of FPGA with attached USB phy and FTDI chip
On Aug 25, 2018, at 1:10 PM, Matwey V. Kornilov
wrote:
> Answering your questions and Michael question, the url describes the
> data coming from the hardware as is. Its format is defined by the
> people developing FPGA firmware, that is currently not quite active:
>
чт, 23 авг. 2018 г. в 6:11, Guy Harris :
>
> On Aug 22, 2018, at 1:57 AM, Matwey V. Kornilov
> wrote:
>
> > Current OpenVizsla data encapsulation format is described here:
> > https://github.com/matwey/libopenvizsla/wiki/OpenVizsla-protocol-description
>
> Why are:
>
> the magic header;
On Aug 22, 2018, at 1:57 AM, Matwey V. Kornilov
wrote:
> Current OpenVizsla data encapsulation format is described here:
> https://github.com/matwey/libopenvizsla/wiki/OpenVizsla-protocol-description
Why are:
the magic header;
the size field;
needed?
The magic number is
On Aug 22, 2018, at 10:45 AM, Matwey V. Kornilov
wrote:
> ср, 22 авг. 2018 г. в 20:31, Guy Harris :
>
>> So what *does* the data field there contain?
>
> The data is the captured USB packet starting from PID field.
As specified by:
Chapter 8 "Protocol Layer" of the USB 2.0
ср, 22 авг. 2018 г. в 20:31, Guy Harris :
>
> On Aug 22, 2018, at 1:57 AM, Matwey V. Kornilov
> wrote:
>
> > Unfortunately, data coming from OpenVizsla doesn't fit to any existing
> > USB link layers headers.
> > Current OpenVizsla data encapsulation format is described here:
> >
On Aug 22, 2018, at 1:57 AM, Matwey V. Kornilov
wrote:
> Unfortunately, data coming from OpenVizsla doesn't fit to any existing
> USB link layers headers.
> Current OpenVizsla data encapsulation format is described here:
>