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net: Rename net/nexthop.h net/rtnh.h

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The header contains rtnh_ macros so rename the file accordingly.
Allows a later patch to use the nexthop.h name for the new
nexthop code.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern 2019-04-20 09:28:20 -07:00 • committed by David S. Miller
parent 7e5f4cdb28
commit 3c618c1dbb
7 changed files with 8 additions and 8 deletions
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34
include/net/rtnh.h Normal file
View file

@ -0,0 +1,34 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_RTNH_H
#define __NET_RTNH_H
#include <linux/rtnetlink.h>
#include <net/netlink.h>
static inline int rtnh_ok(const struct rtnexthop *rtnh, int remaining)
{
return remaining >= (int)sizeof(*rtnh) &&
rtnh->rtnh_len >= sizeof(*rtnh) &&
rtnh->rtnh_len <= remaining;
}
static inline struct rtnexthop *rtnh_next(const struct rtnexthop *rtnh,
int *remaining)
{
int totlen = NLA_ALIGN(rtnh->rtnh_len);
*remaining -= totlen;
return (struct rtnexthop *) ((char *) rtnh + totlen);
}
static inline struct nlattr *rtnh_attrs(const struct rtnexthop *rtnh)
{
return (struct nlattr *) ((char *) rtnh + NLA_ALIGN(sizeof(*rtnh)));
}
static inline int rtnh_attrlen(const struct rtnexthop *rtnh)
{
return rtnh->rtnh_len - NLA_ALIGN(sizeof(*rtnh));
}
#endif