>-----Ursprüngliche Nachricht----- >Von: [email protected] >[mailto:tcpdump-workers->[email protected]] Im Auftrag von Guy Harris >Gesendet: Donnerstag, 15. September 2011 22:46 >An: [email protected] >Betreff: Re: [tcpdump-workers] Request for new Link-layer header type > > >On Aug 31, 2011, at 4:03 AM, <[email protected]> >><[email protected]> wrote: > >> Unfortunately there is no document online, but the structure is quite >> >simple, it's just a 32-bit value containing some bit fields: >> >> typedef struct >> { >> uint32_t uiErrorCode : 8; >> uint32_t uiGpio : 1; >> uint32_t uiTransparent : 1; >> uint32_t uiHeaVersion : 4; >> uint32_t uiPort : 2; >> uint32_t uiLength : 12; >> uint32_t uiReserved : 4; >> } NETANA_HEADER_BIT_T; > > ... > >> Everything little-endian representation. > >So the error code is in the lowermost 8 bits of the 32-bit value, with the >>Gpio bit above that, and so on, with the uppermost 4 bits being reserved?
That's correct. Hilscher Gesellschaft für Systemautomation mbH Rheinstr. 15, 65795 Hattersheim Sitz der Gesellschaft: Hattersheim Geschäftsführer: Hans-Jürgen Hilscher Registergericht: Amtsgericht Frankfurt/Main Handelsregister: Frankfurt B 26873 www.hilscher.com - This is the tcpdump-workers list. Visit https://cod.sandelman.ca/ to unsubscribe.
