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3c618c1dbb
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>
34 lines
859 B
C
34 lines
859 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __NET_RTNH_H
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#define __NET_RTNH_H
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#include <linux/rtnetlink.h>
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#include <net/netlink.h>
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static inline int rtnh_ok(const struct rtnexthop *rtnh, int remaining)
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{
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return remaining >= (int)sizeof(*rtnh) &&
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rtnh->rtnh_len >= sizeof(*rtnh) &&
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rtnh->rtnh_len <= remaining;
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}
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static inline struct rtnexthop *rtnh_next(const struct rtnexthop *rtnh,
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int *remaining)
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{
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int totlen = NLA_ALIGN(rtnh->rtnh_len);
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*remaining -= totlen;
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return (struct rtnexthop *) ((char *) rtnh + totlen);
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}
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static inline struct nlattr *rtnh_attrs(const struct rtnexthop *rtnh)
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{
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return (struct nlattr *) ((char *) rtnh + NLA_ALIGN(sizeof(*rtnh)));
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}
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static inline int rtnh_attrlen(const struct rtnexthop *rtnh)
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{
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return rtnh->rtnh_len - NLA_ALIGN(sizeof(*rtnh));
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}
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#endif
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