[IPV6]: Support several new sockopt / ancillary data in Advanced API (RFC3542).

[safe/jmp/linux-2.6] / net / ipv6 / tcp_ipv6.c

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 794734f..246414b 100644 (file)
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -849,7 +849,7 @@ static int tcp_v6_send_synack(struct sock *sk, struct request_sock *req,
        if (dst == NULL) {
                opt = np->opt;
                if (opt == NULL &&
-                   np->rxopt.bits.srcrt == 2 &&
+                   np->rxopt.bits.osrcrt == 2 &&
                    treq->pktopts) {
                        struct sk_buff *pktopts = treq->pktopts;
                        struct inet6_skb_parm *rxopt = IP6CB(pktopts);
@@ -915,11 +915,10 @@ static int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
        struct inet6_skb_parm *opt = IP6CB(skb);
 
        if (np->rxopt.all) {
-               if ((opt->hop && np->rxopt.bits.hopopts) ||
-                   ((IPV6_FLOWINFO_MASK&*(u32*)skb->nh.raw) &&
-                    np->rxopt.bits.rxflow) ||
-                   (opt->srcrt && np->rxopt.bits.srcrt) ||
-                   ((opt->dst1 || opt->dst0) && np->rxopt.bits.dstopts))
+               if ((opt->hop && (np->rxopt.bits.hopopts || np->rxopt.bits.ohopopts)) ||
+                   ((IPV6_FLOWINFO_MASK & *(u32*)skb->nh.raw) && np->rxopt.bits.rxflow) ||
+                   (opt->srcrt && (np->rxopt.bits.srcrt || np->rxopt.bits.osrcrt)) ||
+                   ((opt->dst1 || opt->dst0) && (np->rxopt.bits.dstopts || np->rxopt.bits.odstopts)))
                        return 1;
        }
        return 0;
@@ -1190,8 +1189,8 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
        TCP_ECN_create_request(req, skb->h.th);
        treq->pktopts = NULL;
        if (ipv6_opt_accepted(sk, skb) ||
-           np->rxopt.bits.rxinfo ||
-           np->rxopt.bits.rxhlim) {
+           np->rxopt.bits.rxinfo || np->rxopt.bits.rxoinfo ||
+           np->rxopt.bits.rxhlim || np->rxopt.bits.rxohlim) {
                atomic_inc(&skb->users);
                treq->pktopts = skb;
        }
@@ -1288,7 +1287,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
        if (sk_acceptq_is_full(sk))
                goto out_overflow;
 
-       if (np->rxopt.bits.srcrt == 2 &&
+       if (np->rxopt.bits.osrcrt == 2 &&
            opt == NULL && treq->pktopts) {
                struct inet6_skb_parm *rxopt = IP6CB(treq->pktopts);
                if (rxopt->srcrt)
@@ -1544,9 +1543,9 @@ ipv6_pktoptions:
        tp = tcp_sk(sk);
        if (TCP_SKB_CB(opt_skb)->end_seq == tp->rcv_nxt &&
            !((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN))) {
-               if (np->rxopt.bits.rxinfo)
+               if (np->rxopt.bits.rxinfo || np->rxopt.bits.rxoinfo)
                        np->mcast_oif = inet6_iif(opt_skb);
-               if (np->rxopt.bits.rxhlim)
+               if (np->rxopt.bits.rxhlim || np->rxopt.bits.rxohlim)
                        np->mcast_hops = opt_skb->nh.ipv6h->hop_limit;
                if (ipv6_opt_accepted(sk, opt_skb)) {
                        skb_set_owner_r(opt_skb, sk);