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| author | Taru Karttunen <taruti@taruti.net> | 2011-03-30 15:46:40 +0300 |
|---|---|---|
| committer | Taru Karttunen <taruti@taruti.net> | 2011-03-30 15:46:40 +0300 |
| commit | e5888a1ffdae813d7575f5fb02275c6bb07e5199 (patch) | |
| tree | d8d51eac403f07814b9e936eed0c9a79195e2450 /sys/src/cmd/ip/arp.h | |
Import sources from 2011-03-30 iso image
Diffstat (limited to 'sys/src/cmd/ip/arp.h')
| -rwxr-xr-x | sys/src/cmd/ip/arp.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/sys/src/cmd/ip/arp.h b/sys/src/cmd/ip/arp.h new file mode 100755 index 000000000..17a71fb14 --- /dev/null +++ b/sys/src/cmd/ip/arp.h @@ -0,0 +1,45 @@ +/* + * this file used by (at least) the kernel, arpd, snoopy, tboot + */ +typedef struct Arppkt Arppkt; +typedef struct Arpentry Arpentry; +typedef struct Arpstats Arpstats; + +/* Format of ethernet arp request */ +struct Arppkt { + uchar d[6]; + uchar s[6]; + uchar type[2]; + uchar hrd[2]; + uchar pro[2]; + uchar hln; + uchar pln; + uchar op[2]; + uchar sha[6]; + uchar spa[4]; + uchar tha[6]; + uchar tpa[4]; + }; + +#define ARPSIZE 42 + +/* Format of request from starp to user level arpd */ +struct Arpentry { + uchar etaddr[6]; + uchar ipaddr[4]; + }; + +/* Arp cache statistics */ +struct Arpstats { + int hit; + int miss; + int failed; + }; + +#define ET_ARP 0x0806 +#define ET_RARP 0x8035 + +#define ARP_REQUEST 1 +#define ARP_REPLY 2 +#define RARP_REQUEST 3 +#define RARP_REPLY 4 |