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Searched refs:rtnh (Results 1 – 7 of 7) sorted by relevance

/Linux-v5.15/include/net/
Drtnh.h8 static inline int rtnh_ok(const struct rtnexthop *rtnh, int remaining) in rtnh_ok() argument
10 return remaining >= (int)sizeof(*rtnh) && in rtnh_ok()
11 rtnh->rtnh_len >= sizeof(*rtnh) && in rtnh_ok()
12 rtnh->rtnh_len <= remaining; in rtnh_ok()
15 static inline struct rtnexthop *rtnh_next(const struct rtnexthop *rtnh, in rtnh_next() argument
18 int totlen = NLA_ALIGN(rtnh->rtnh_len); in rtnh_next()
21 return (struct rtnexthop *) ((char *) rtnh + totlen); in rtnh_next()
24 static inline struct nlattr *rtnh_attrs(const struct rtnexthop *rtnh) in rtnh_attrs() argument
26 return (struct nlattr *) ((char *) rtnh + NLA_ALIGN(sizeof(*rtnh))); in rtnh_attrs()
29 static inline int rtnh_attrlen(const struct rtnexthop *rtnh) in rtnh_attrlen() argument
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/Linux-v5.15/net/ipv4/
Dfib_semantics.c645 static int fib_count_nexthops(struct rtnexthop *rtnh, int remaining, in fib_count_nexthops() argument
650 while (rtnh_ok(rtnh, remaining)) { in fib_count_nexthops()
652 rtnh = rtnh_next(rtnh, &remaining); in fib_count_nexthops()
666 static int fib_get_nhs(struct fib_info *fi, struct rtnexthop *rtnh, in fib_get_nhs() argument
680 if (!rtnh_ok(rtnh, remaining)) { in fib_get_nhs()
686 if (rtnh->rtnh_flags & (RTNH_F_DEAD | RTNH_F_LINKDOWN)) { in fib_get_nhs()
692 fib_cfg.fc_flags = (cfg->fc_flags & ~0xFF) | rtnh->rtnh_flags; in fib_get_nhs()
693 fib_cfg.fc_oif = rtnh->rtnh_ifindex; in fib_get_nhs()
695 attrlen = rtnh_attrlen(rtnh); in fib_get_nhs()
697 struct nlattr *nla, *nlav, *attrs = rtnh_attrs(rtnh); in fib_get_nhs()
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Dipmr.c2624 struct rtnexthop *rtnh = nla_data(nla); in ipmr_nla_get_ttls() local
2627 while (rtnh_ok(rtnh, remaining)) { in ipmr_nla_get_ttls()
2628 mfcc->mfcc_ttls[vifi] = rtnh->rtnh_hops; in ipmr_nla_get_ttls()
2631 rtnh = rtnh_next(rtnh, &remaining); in ipmr_nla_get_ttls()
/Linux-v5.15/net/core/
Dlwtunnel.c187 struct rtnexthop *rtnh = (struct rtnexthop *)attr; in lwtunnel_valid_encap_type_attr() local
193 while (rtnh_ok(rtnh, remaining)) { in lwtunnel_valid_encap_type_attr()
194 attrlen = rtnh_attrlen(rtnh); in lwtunnel_valid_encap_type_attr()
196 attrs = rtnh_attrs(rtnh); in lwtunnel_valid_encap_type_attr()
207 rtnh = rtnh_next(rtnh, &remaining); in lwtunnel_valid_encap_type_attr()
/Linux-v5.15/include/uapi/linux/
Drtnetlink.h424 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ argument
425 ((int)(rtnh)->rtnh_len) <= (len))
426 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) argument
429 #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) argument
/Linux-v5.15/net/mpls/
Daf_mpls.c835 static u8 mpls_count_nexthops(struct rtnexthop *rtnh, int len, in mpls_count_nexthops() argument
845 while (rtnh_ok(rtnh, remaining)) { in mpls_count_nexthops()
846 struct nlattr *nla, *attrs = rtnh_attrs(rtnh); in mpls_count_nexthops()
850 attrlen = rtnh_attrlen(rtnh); in mpls_count_nexthops()
877 rtnh = rtnh_next(rtnh, &remaining); in mpls_count_nexthops()
888 struct rtnexthop *rtnh = cfg->rc_mp; in mpls_nh_build_multi() local
901 if (!rtnh_ok(rtnh, remaining)) in mpls_nh_build_multi()
907 if (rtnh->rtnh_hops || rtnh->rtnh_flags) in mpls_nh_build_multi()
910 attrlen = rtnh_attrlen(rtnh); in mpls_nh_build_multi()
912 struct nlattr *attrs = rtnh_attrs(rtnh); in mpls_nh_build_multi()
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/Linux-v5.15/net/ipv6/
Droute.c5214 struct rtnexthop *rtnh; in ip6_route_multipath_add() local
5232 rtnh = (struct rtnexthop *)cfg->fc_mp; in ip6_route_multipath_add()
5237 while (rtnh_ok(rtnh, remaining)) { in ip6_route_multipath_add()
5239 if (rtnh->rtnh_ifindex) in ip6_route_multipath_add()
5240 r_cfg.fc_ifindex = rtnh->rtnh_ifindex; in ip6_route_multipath_add()
5242 attrlen = rtnh_attrlen(rtnh); in ip6_route_multipath_add()
5244 struct nlattr *nla, *attrs = rtnh_attrs(rtnh); in ip6_route_multipath_add()
5257 r_cfg.fc_flags |= (rtnh->rtnh_flags & RTNH_F_ONLINK); in ip6_route_multipath_add()
5272 rt->fib6_nh->fib_nh_weight = rtnh->rtnh_hops + 1; in ip6_route_multipath_add()
5281 rtnh = rtnh_next(rtnh, &remaining); in ip6_route_multipath_add()
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