/*
 *  SR-IPv6 implementation
 *
 *  Author:
 *  David Lebrun <david.lebrun@uclouvain.be>
 *
 *
 *  This program is free software; you can redistribute it and/or
 *      modify it under the terms of the GNU General Public License
 *      as published by the Free Software Foundation; either version
 *      2 of the License, or (at your option) any later version.
 */

#ifndef _NET_SEG6_H
#define _NET_SEG6_H

#include <linux/net.h>
#include <linux/ipv6.h>
#include <net/lwtunnel.h>
#include <linux/seg6.h>
#include <linux/rhashtable.h>

static inline void update_csum_diff4(struct sk_buff *skb, __be32 from,
				     __be32 to)
{
	__be32 diff[] = { ~from, to };

	skb->csum = ~csum_partial((char *)diff, sizeof(diff), ~skb->csum);
}

static inline void update_csum_diff16(struct sk_buff *skb, __be32 *from,
				      __be32 *to)
{
	__be32 diff[] = {
		~from[0], ~from[1], ~from[2], ~from[3],
		to[0], to[1], to[2], to[3],
	};

	skb->csum = ~csum_partial((char *)diff, sizeof(diff), ~skb->csum);
}

struct seg6_pernet_data {
	struct mutex lock;
	struct in6_addr __rcu *tun_src;
#ifdef CONFIG_IPV6_SEG6_HMAC
	struct rhashtable hmac_infos;
#endif
};

static inline struct seg6_pernet_data *seg6_pernet(struct net *net)
{
	return net->ipv6.seg6_data;
}

extern int seg6_init(void);
extern void seg6_exit(void);
extern int seg6_iptunnel_init(void);
extern void seg6_iptunnel_exit(void);

extern bool seg6_validate_srh(struct ipv6_sr_hdr *srh, int len);

#endif
ub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>serial</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/ipw.c?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>ipw.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='e2160156bf2a7d5018e99a9993fbcdda0abac09b'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-02-02 16:54:00 -0500</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-02-02 16:54:00 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/ipw.c?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>e2160156bf2a7d5018e99a9993fbcdda0abac09b</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/serial/ipw.c?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>1a70cb13dcfa7ade4c48d8a64d20543abebfb1dc</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/serial/ipw.c?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>drivers/usb/serial/ipw.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/ipw.c?id=62e13097c46c69dbd7544ab2cd585ccf48f360a4'>62e13097c46c69dbd7544ab2cd585ccf48f360a4</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/ipw.c?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b&amp;id2=62e13097c46c69dbd7544ab2cd585ccf48f360a4'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/serial/ipw.c?id=6d04dfc8966019b8b0977b2cb942351f13d2b178'>6d04dfc8966019b8b0977b2cb942351f13d2b178</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/ipw.c?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b&amp;id2=6d04dfc8966019b8b0977b2cb942351f13d2b178'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net</div><div class='commit-msg'>All merge conflicts were simple overlapping changes.

Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>Diffstat</a> (limited to 'drivers/usb/serial/ipw.c')</div><table summary='diffstat' class='diffstat'>