Ok, I'll do it. And what about the security issue??
Thanks!! 2011/3/24 Michael Schippling <[email protected]> > My general approach is to layout all the structures I expect > to see in the message, count up the number of bytes, and note > any values that are "constant" which could be used as markers. > Then go look at the data stream and see what matches. > > You could try starting with the ListenRaw Java tool (I think > it still exists in T2). It dumps the entire serial stream, > including framing bytes, into hex so you have something to > compare too. > > MS > > Rubenalia wrote: > >> Hi, >> >> when I say "the packet shows everything in hex." i mean that the >> simulation in avrora with "packet" monitor option shows all the data frame >> in hexadecimal, and i suppose it should show unintelligible characters >> because i'm using Security encryption before i send the packet. >> >> What I would like to know is the correspondence of each byte of the >> packet. I mean, the first byte could be source addr, etc. because it doesn't >> match with headers and payload of "message.h" and "platform.h". >> >> I hope i've explained better now. >> >> Thanks>!. >> >> 2011/3/24 Michael Schippling <[email protected] <mailto:[email protected] >> >> >> >> >> Mostly the methodology for reverse engineering the message stream. >> The actual structures may be a bit different, but the framing and >> escaping are the same I think. >> >> I don't know what you mean by: "the packet shows everything in hex". >> That should just be a display issue. >> MS >> >> >> Rubenalia wrote: >> >> I don't understand why you redirect me to this link because it >> seems he's using version 1 and I'm using the 2 one. >> >> Another issue i forgot to mention before is that it seems the >> cypher is not working because the packet shows everything in >> hex. instead doing in a cypher manner which any of ours should see. >> >> Thanks. >> >> El 24/03/2011 17:08, "Michael Schippling" <[email protected] >> <mailto:[email protected]> <mailto:[email protected] >> >> <mailto:[email protected]>>> escribió: >> >> > Have a gander at this thread: >> > >> >> https://www.millennium.berkeley.edu/pipermail/tinyos-help/2011-March/049964.html >> > MS >> > >> > Rubenalia wrote: >> >> Hi all, >> >> >> >> I'm testing (working with TinyOs2) TestSecurity app. in >> CC2420 chip, >> >> which is in tinyOs tree (tests/cc2420/TestSecurity). I'm >> using Avrora to >> >> simulate it and I'm getting the following output (file >> attached). >> >> >> >> If I follow structure from message.h first, that encapsulate >> >> "platform_message.h", which add security headers, it doesn't >> make any >> >> sense. I hink i don't know how to do to match it. >> >> >> >> Could you please help me??? >> >> >> >> Thanks in advance. >> >> >> >> >> >> ------------------------------------------------------------------------ >> >> >> >> >> >> >> >> ------------------------------------------------------------------------ >> >> >> >> _______________________________________________ >> >> Tinyos-help mailing list >> >> [email protected] >> <mailto:[email protected]> >> <mailto:[email protected] >> <mailto:[email protected]>> >> >> >> >> >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> >> >>
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