diff options
| author | Henning Brauer <henning@cvs.openbsd.org> | 2006-10-11 09:29:21 +0000 |
|---|---|---|
| committer | Henning Brauer <henning@cvs.openbsd.org> | 2006-10-11 09:29:21 +0000 |
| commit | 38d0057501a91a9d902cdb4a7ed20385b9613034 (patch) | |
| tree | b970c268320ff7656c424ff27cfb61d1e92f497d /sys/netinet/in_pcb.h | |
| parent | 99c080a083c1cc366cfc123fed9104129efbd87f (diff) | |
implement IP_RECVTTL socket option.
when set on raw or udp sockets, userland receives the incoming packet's TTL
as ancillary data (cmsg shitz). modeled after the FreeBSD implementation.
ok claudio djm deraadt
Diffstat (limited to 'sys/netinet/in_pcb.h')
| -rw-r--r-- | sys/netinet/in_pcb.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/netinet/in_pcb.h b/sys/netinet/in_pcb.h index a6a0d22e021..28614c186c7 100644 --- a/sys/netinet/in_pcb.h +++ b/sys/netinet/in_pcb.h @@ -1,4 +1,4 @@ -/* $OpenBSD: in_pcb.h,v 1.55 2006/09/26 21:10:53 deraadt Exp $ */ +/* $OpenBSD: in_pcb.h,v 1.56 2006/10/11 09:29:20 henning Exp $ */ /* $NetBSD: in_pcb.h,v 1.14 1996/02/13 23:42:00 christos Exp $ */ /* @@ -168,9 +168,10 @@ struct inpcbtable { #define INP_HIGHPORT 0x010 /* user wants "high" port binding */ #define INP_LOWPORT 0x020 /* user wants "low" port binding */ #define INP_RECVIF 0x080 /* receive incoming interface */ +#define INP_RECVTTL 0x040 /* receive incoming IP TTL */ #define INP_CONTROLOPTS (INP_RECVOPTS|INP_RECVRETOPTS|INP_RECVDSTADDR| \ - INP_RXSRCRT|INP_HOPLIMIT|INP_RECVIF) + INP_RXSRCRT|INP_HOPLIMIT|INP_RECVIF|INP_RECVTTL) /* * These flags' values should be determined by either the transport |