diff options
Diffstat (limited to 'pfinet/linux-src/include/net')
| -rw-r--r-- | pfinet/linux-src/include/net/ip.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/pfinet/linux-src/include/net/ip.h b/pfinet/linux-src/include/net/ip.h index 5e80fb43..1a6cb610 100644 --- a/pfinet/linux-src/include/net/ip.h +++ b/pfinet/linux-src/include/net/ip.h @@ -203,6 +203,22 @@ extern __inline__ void ip_eth_mc_map(u32 addr, char *buf) buf[3]=addr&0x7F; } +/* + * Map a multicast IP onto multicast MAC for type Token Ring. + * This conforms to RFC1469 Option 2 Multicasting i.e. + * using a functional address to transmit / receive + * multicast packets. + */ + +extern __inline__ void ip_tr_mc_map(u32 addr, char *buf) +{ + buf[0]=0xC0; + buf[1]=0x00; + buf[2]=0x00; + buf[3]=0x04; + buf[4]=0x00; + buf[5]=0x00; +} extern int ip_call_ra_chain(struct sk_buff *skb); |