Sorry to say that I don't have a direct answer for you. However, I happen to be doing some packet analysis at the moment--focused first in the analysis part--and have recently started looking for helpful frameworks/libraries into which my code can be embedded. What I found so far is:
https://github.com/google/gopacket though there may be more to choose from as a starting point. Maybe this will meet your needs. Maybe someone else can advise both is us! Michael On Sat, Jun 17, 2017 at 8:32 AM, <fusi.enrico.ma...@gmail.com> wrote: > Hi All > > anyone knows how to write an ethernet frame into a device, in a way the > operating system thinks is to be received? > > Let me explain the issue: > > I am writing a software (for Linux only) which creates a tap device on > machine A, reads the frames, encrypts and sends them via the network to the > same software, listening on machine B , which writes the frame on its own > tap device . > Until reading the frame, sending, encrypting , receiving and decrypting, > everything goes. > > (I'm using https://github.com/songgao/water , if you know something > better, it would be WAY appreciated ) > > So the machine B reads the payload, does its job, and now I have a lovely > ethernet frame, stored into a []byte variable. > > The next problem is now to write it to the operating system, in a way that > the operating system behaves like it was received from the outside. > > I tried to use the "Write()" method implemented with the water library, > but it simply doesn't works. > > What happens now is that , into this library the operation of write() is > behaving as the frame was entering the device from the operating system, > and not FOR the operating system, resulting the > Read() thread to capture the frame again. > > So , my question is: > > anyone knows a library, or a way, to inject an ethernet frame into the OS > as it was received from "outside"? > > > many thanks. > > FEM > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- Michael T. Jones michael.jo...@gmail.com -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
