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Commit 399c07de authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by David S. Miller
Browse files

[IPV6]: Export ipv6_opt_accepted 



It was already non-TCP specific, will be used by DCCPv6.

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f21e68ca

include/net/ipv6.h

+2 −0
Original line number Diff line number Diff line
@@ -240,6 +240,8 @@ extern struct ipv6_txoptions * ipv6_renew_options(struct sock *sk, struct ipv6_t 
struct ipv6_txoptions *ipv6_fixup_options(struct ipv6_txoptions *opt_space,

					  struct ipv6_txoptions *opt);



extern int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb);



extern int ip6_frag_nqueues;

extern atomic_t ip6_frag_mem;

net/ipv6/af_inet6.c

+21 −0
Original line number Diff line number Diff line
@@ -663,6 +663,27 @@ int inet6_sk_rebuild_header(struct sock *sk) 


EXPORT_SYMBOL_GPL(inet6_sk_rebuild_header);



int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)

{

	struct ipv6_pinfo *np = inet6_sk(sk);

	struct inet6_skb_parm *opt = IP6CB(skb);



	if (np->rxopt.all) {

		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;

}



EXPORT_SYMBOL_GPL(ipv6_opt_accepted);



int

snmp6_mib_init(void *ptr[2], size_t mibsize, size_t mibalign)

{

net/ipv6/tcp_ipv6.c

+0 −16
Original line number Diff line number Diff line
@@ -711,22 +711,6 @@ static struct request_sock_ops tcp6_request_sock_ops = { 
	.send_reset	=	tcp_v6_send_reset

};



static int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)

{

	struct ipv6_pinfo *np = inet6_sk(sk);

	struct inet6_skb_parm *opt = IP6CB(skb);



	if (np->rxopt.all) {

		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;

}





static void tcp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)

{

	struct ipv6_pinfo *np = inet6_sk(sk);