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[IPV6]: Support IPV6_{RECV,}TCLASS socket options / ancillary data.

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Based on patch from David L Stevens <dlstevens@us.ibm.com>

Signed-off-by: David L Stevens <dlstevens@us.ibm.com>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
YOSHIFUJI Hideaki
2005-09-08 10:19:03 +09:00
parent 333fad5364
commit 41a1f8ea4f
11 changed files with 104 additions and 24 deletions
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22
net/ipv6/ipv6_sockglue.c
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@@ -264,6 +264,18 @@ int ipv6_setsockopt(struct sock *sk, int level, int optname,
retv = 0;
break;
case IPV6_TCLASS:
if (val < 0 || val > 0xff)
goto e_inval;
np->tclass = val;
retv = 0;
break;
case IPV6_RECVTCLASS:
np->rxopt.bits.rxtclass = valbool;
retv = 0;
break;
case IPV6_FLOWINFO:
np->rxopt.bits.rxflow = valbool;
retv = 0;
@@ -364,7 +376,7 @@ sticky_done:
msg.msg_controllen = optlen;
msg.msg_control = (void*)(opt+1);
retv = datagram_send_ctl(&msg, &fl, opt, &junk);
retv = datagram_send_ctl(&msg, &fl, opt, &junk, &junk);
if (retv)
goto done;
update:
@@ -787,6 +799,14 @@ int ipv6_getsockopt(struct sock *sk, int level, int optname,
val = np->rxopt.bits.odstopts;
break;
case IPV6_TCLASS:
val = np->tclass;
break;
case IPV6_RECVTCLASS:
val = np->rxopt.bits.rxtclass;
break;
case IPV6_FLOWINFO:
val = np->rxopt.bits.rxflow;
break;