/*
 *  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_HMAC_H
#define _NET_SEG6_HMAC_H

#include <net/flow.h>
#include <net/ip6_fib.h>
#include <net/sock.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/route.h>
#include <net/seg6.h>
#include <linux/seg6_hmac.h>
#include <linux/rhashtable.h>

#define SEG6_HMAC_MAX_DIGESTSIZE	160
#define SEG6_HMAC_RING_SIZE		256

struct seg6_hmac_info {
	struct rhash_head node;
	struct rcu_head rcu;

	u32 hmackeyid;
	char secret[SEG6_HMAC_SECRET_LEN];
	u8 slen;
	u8 alg_id;
};

struct seg6_hmac_algo {
	u8 alg_id;
	char name[64];
	struct crypto_shash * __percpu *tfms;
	struct shash_desc * __percpu *shashs;
};

extern int seg6_hmac_compute(struct seg6_hmac_info *hinfo,
			     struct ipv6_sr_hdr *hdr, struct in6_addr *saddr,
			     u8 *output);
extern struct seg6_hmac_info *seg6_hmac_info_lookup(struct net *net, u32 key);
extern int seg6_hmac_info_add(struct net *net, u32 key,
			      struct seg6_hmac_info *hinfo);
extern int seg6_hmac_info_del(struct net *net, u32 key);
extern int seg6_push_hmac(struct net *net, struct in6_addr *saddr,
			  struct ipv6_sr_hdr *srh);
extern bool seg6_hmac_validate_skb(struct sk_buff *skb);
extern int seg6_hmac_init(void);
extern void seg6_hmac_exit(void);
extern int seg6_hmac_net_init(struct net *net);
extern void seg6_hmac_net_exit(struct net *net);

#endif
t.cgi/linux/net-next.git/log/net/ipv6?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/net/ipv6?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/net/ipv6?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/net/ipv6?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/net/ipv6'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3'>net</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/ipv6?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3'>ipv6</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net/ipv6?h=nds-private-remove&amp;id=b87cec3814ccc7f6afb0a1378ee7e5110d07cdd3&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td><span title='2017-02-08 14:38:18 -0500'>2017-02-08</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/ipv6?h=nds-private-remove&amp;id=97e219b7c1f75b14b29abe28ad53e8709e8d15e5'>gro_cells: move to net/core/gro_cells.c</a></td><td>Eric Dumazet</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2017-02-07 16:29:30 -0500'>2017-02-07</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/ipv6?h=nds-private-remove&amp;id=3efa70d78f218e4c9276b0bac0545e5184c1c47b'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net</a></td><td>David S. Miller