diff options
| author | Yoshinobu Inoue <shin@FreeBSD.org> | 2000-03-03 11:13:12 +0000 |
|---|---|---|
| committer | Yoshinobu Inoue <shin@FreeBSD.org> | 2000-03-03 11:13:12 +0000 |
| commit | 7d0d8dc306e60c69f94c996787428aeae04c40f1 (patch) | |
| tree | 17dfd3f7d1ac380054dc5c2d2d4d226a3371686c /lib/libc/net/rthdr.c | |
| parent | e84d092b810ab1a2b3175d18fbd6d026e2981c98 (diff) | |
Notes
Diffstat (limited to 'lib/libc/net/rthdr.c')
| -rw-r--r-- | lib/libc/net/rthdr.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/lib/libc/net/rthdr.c b/lib/libc/net/rthdr.c index ce2a33ce7a74..1f9d10228476 100644 --- a/lib/libc/net/rthdr.c +++ b/lib/libc/net/rthdr.c @@ -63,7 +63,9 @@ inet6_rthdr_init(bp, type) int type; { register struct cmsghdr *ch = (struct cmsghdr *)bp; - register struct ip6_rthdr *rthdr = (struct ip6_rthdr *)(ch + 1); + register struct ip6_rthdr *rthdr; + + rthdr = (struct ip6_rthdr *)CMSG_DATA(ch); ch->cmsg_level = IPPROTO_IPV6; ch->cmsg_type = IPV6_RTHDR; @@ -88,7 +90,9 @@ inet6_rthdr_add(cmsg, addr, flags) const struct in6_addr *addr; u_int flags; { - register struct ip6_rthdr *rthdr = (struct ip6_rthdr *)(cmsg + 1); + register struct ip6_rthdr *rthdr; + + rthdr = (struct ip6_rthdr *)CMSG_DATA(cmsg); switch(rthdr->ip6r_type) { case IPV6_RTHDR_TYPE_0: @@ -135,7 +139,9 @@ inet6_rthdr_lasthop(cmsg, flags) struct cmsghdr *cmsg; unsigned int flags; { - register struct ip6_rthdr *rthdr = (struct ip6_rthdr *)(cmsg + 1); + register struct ip6_rthdr *rthdr; + + rthdr = (struct ip6_rthdr *)CMSG_DATA(cmsg); switch(rthdr->ip6r_type) { case IPV6_RTHDR_TYPE_0: @@ -189,7 +195,9 @@ int inet6_rthdr_segments(cmsg) const struct cmsghdr *cmsg; { - register struct ip6_rthdr *rthdr = (struct ip6_rthdr *)(cmsg + 1); + register struct ip6_rthdr *rthdr; + + rthdr = (struct ip6_rthdr *)CMSG_DATA(cmsg); switch(rthdr->ip6r_type) { case IPV6_RTHDR_TYPE_0: @@ -221,7 +229,9 @@ inet6_rthdr_getaddr(cmsg, index) struct cmsghdr *cmsg; int index; { - register struct ip6_rthdr *rthdr = (struct ip6_rthdr *)(cmsg + 1); + register struct ip6_rthdr *rthdr; + + rthdr = (struct ip6_rthdr *)CMSG_DATA(cmsg); switch(rthdr->ip6r_type) { case IPV6_RTHDR_TYPE_0: @@ -260,7 +270,9 @@ inet6_rthdr_getflags(cmsg, index) const struct cmsghdr *cmsg; int index; { - register struct ip6_rthdr *rthdr = (struct ip6_rthdr *)(cmsg + 1); + register struct ip6_rthdr *rthdr; + + rthdr = (struct ip6_rthdr *)CMSG_DATA(cmsg); switch(rthdr->ip6r_type) { case IPV6_RTHDR_TYPE_0: |