ipv6: add IPV6_HDRINCL option for raw sockets
Same as in Windows, we miss IPV6_HDRINCL for SOL_IPV6 and SOL_RAW. The SOL_IP/IP_HDRINCL is not available for IPv6 sockets. Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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32bc201e19
Коммит
715f504b11
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@ -196,6 +196,7 @@ struct in6_flowlabel_req {
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#define IPV6_IPSEC_POLICY 34
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#define IPV6_XFRM_POLICY 35
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#define IPV6_HDRINCL 36
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#endif
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/*
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@ -972,6 +972,11 @@ static int do_rawv6_setsockopt(struct sock *sk, int level, int optname,
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return -EFAULT;
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switch (optname) {
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case IPV6_HDRINCL:
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if (sk->sk_type != SOCK_RAW)
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return -EINVAL;
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inet_sk(sk)->hdrincl = !!val;
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return 0;
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case IPV6_CHECKSUM:
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if (inet_sk(sk)->inet_num == IPPROTO_ICMPV6 &&
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level == IPPROTO_IPV6) {
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@ -1016,7 +1021,8 @@ static int rawv6_setsockopt(struct sock *sk, int level, int optname,
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return -EOPNOTSUPP;
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return rawv6_seticmpfilter(sk, level, optname, optval, optlen);
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case SOL_IPV6:
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if (optname == IPV6_CHECKSUM)
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if (optname == IPV6_CHECKSUM ||
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optname == IPV6_HDRINCL)
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break;
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default:
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return ipv6_setsockopt(sk, level, optname, optval, optlen);
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@ -1037,7 +1043,8 @@ static int compat_rawv6_setsockopt(struct sock *sk, int level, int optname,
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return -EOPNOTSUPP;
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return rawv6_seticmpfilter(sk, level, optname, optval, optlen);
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case SOL_IPV6:
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if (optname == IPV6_CHECKSUM)
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if (optname == IPV6_CHECKSUM ||
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optname == IPV6_HDRINCL)
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break;
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default:
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return compat_ipv6_setsockopt(sk, level, optname,
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@ -1057,6 +1064,9 @@ static int do_rawv6_getsockopt(struct sock *sk, int level, int optname,
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return -EFAULT;
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switch (optname) {
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case IPV6_HDRINCL:
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val = inet_sk(sk)->hdrincl;
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break;
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case IPV6_CHECKSUM:
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/*
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* We allow getsockopt() for IPPROTO_IPV6-level
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@ -1094,7 +1104,8 @@ static int rawv6_getsockopt(struct sock *sk, int level, int optname,
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return -EOPNOTSUPP;
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return rawv6_geticmpfilter(sk, level, optname, optval, optlen);
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case SOL_IPV6:
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if (optname == IPV6_CHECKSUM)
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if (optname == IPV6_CHECKSUM ||
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optname == IPV6_HDRINCL)
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break;
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default:
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return ipv6_getsockopt(sk, level, optname, optval, optlen);
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@ -1115,7 +1126,8 @@ static int compat_rawv6_getsockopt(struct sock *sk, int level, int optname,
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return -EOPNOTSUPP;
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return rawv6_geticmpfilter(sk, level, optname, optval, optlen);
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case SOL_IPV6:
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if (optname == IPV6_CHECKSUM)
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if (optname == IPV6_CHECKSUM ||
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optname == IPV6_HDRINCL)
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break;
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default:
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return compat_ipv6_getsockopt(sk, level, optname,
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