From b39cd08347c72483a4521a55301a0fa147a2a2b1 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 5 Feb 2000 12:13:22 +0000 Subject: Import of Linux 2.2.13 subset (ipv4 stack and related) --- pfinet/linux-src/include/net/ip.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'pfinet/linux-src/include/net') 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); -- cgit v1.2.3