linux/net/ipv6/ila/ila.h
Tom Herbert 33f11d1614 ila: Create net/ipv6/ila directory
Create ila directory in preparation for supporting other hooks in the
kernel than LWT for doing ILA. This includes:
  - Moving ila.c to ila/ila_lwt.c
  - Splitting out some common functions into ila_common.c

Signed-off-by: Tom Herbert <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-12-15 23:25:20 -05:00

47 lines
1.0 KiB
C

/*
* Copyright (c) 2015 Tom Herbert <tom@herbertland.com>
*
* 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 __ILA_H
#define __ILA_H
#include <linux/errno.h>
#include <linux/ip.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/socket.h>
#include <linux/skbuff.h>
#include <linux/types.h>
#include <net/checksum.h>
#include <net/ip.h>
#include <net/protocol.h>
#include <uapi/linux/ila.h>
struct ila_params {
__be64 locator;
__be64 locator_match;
__wsum csum_diff;
};
static inline __wsum compute_csum_diff8(const __be32 *from, const __be32 *to)
{
__be32 diff[] = {
~from[0], ~from[1], to[0], to[1],
};
return csum_partial(diff, sizeof(diff), 0);
}
void update_ipv6_locator(struct sk_buff *skb, struct ila_params *p);
int ila_lwt_init(void);
void ila_lwt_fini(void);
#endif /* __ILA_H */