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Commit a495f836 authored by Chris Elston's avatar Chris Elston Committed by David S. Miller
Browse files

ipv6: Export ipv6 functions for use by other protocols 



For implementing other protocols on top of IPv6, such as L2TPv3's IP
encapsulation over ipv6, we'd like to call some IPv6 functions which
are not currently exported. This patch exports them.

Signed-off-by: default avatarChris Elston <celston@katalix.com>
Signed-off-by: default avatarJames Chapman <jchapman@katalix.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f9bac8df

net/ipv6/datagram.c

+4 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <linux/ipv6.h>

#include <linux/route.h>

#include <linux/slab.h>

#include <linux/export.h>



#include <net/ipv6.h>

#include <net/ndisc.h>
@@ -202,6 +203,7 @@ out: 
	fl6_sock_release(flowlabel);

	return err;

}

EXPORT_SYMBOL_GPL(ip6_datagram_connect);



void ipv6_icmp_error(struct sock *sk, struct sk_buff *skb, int err,

		     __be16 port, u32 info, u8 *payload)
@@ -414,6 +416,7 @@ out_free_skb: 
out:

	return err;

}

EXPORT_SYMBOL_GPL(ipv6_recv_error);



/*

 *	Handle IPV6_RECVPATHMTU
@@ -868,3 +871,4 @@ int datagram_send_ctl(struct net *net, struct sock *sk, 
exit_f:

	return err;

}

EXPORT_SYMBOL_GPL(datagram_send_ctl);

net/ipv6/exthdrs.c

+1 −0
Original line number Diff line number Diff line
@@ -883,6 +883,7 @@ struct ipv6_txoptions *ipv6_fixup_options(struct ipv6_txoptions *opt_space, 


	return opt;

}

EXPORT_SYMBOL_GPL(ipv6_fixup_options);



/**

 * fl6_update_dst - update flowi destination address with info given

net/ipv6/ip6_flowlabel.c

+1 −0
Original line number Diff line number Diff line
@@ -294,6 +294,7 @@ struct ipv6_txoptions *fl6_merge_options(struct ipv6_txoptions * opt_space, 
	opt_space->opt_flen = fopt->opt_flen;

	return opt_space;

}

EXPORT_SYMBOL_GPL(fl6_merge_options);



static unsigned long check_linger(unsigned long ttl)

{

net/ipv6/ip6_output.c

+3 −0
Original line number Diff line number Diff line
@@ -1535,6 +1535,7 @@ error: 
	IP6_INC_STATS(sock_net(sk), rt->rt6i_idev, IPSTATS_MIB_OUTDISCARDS);

	return err;

}

EXPORT_SYMBOL_GPL(ip6_append_data);



static void ip6_cork_release(struct inet_sock *inet, struct ipv6_pinfo *np)

{
@@ -1638,6 +1639,7 @@ error: 
	IP6_INC_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUTDISCARDS);

	goto out;

}

EXPORT_SYMBOL_GPL(ip6_push_pending_frames);



void ip6_flush_pending_frames(struct sock *sk)

{
@@ -1652,3 +1654,4 @@ void ip6_flush_pending_frames(struct sock *sk) 


	ip6_cork_release(inet_sk(sk), inet6_sk(sk));

}

EXPORT_SYMBOL_GPL(ip6_flush_pending_frames);