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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ | ||
| #ifndef _LINUX_NEXTHOP_H | ||
| #define _LINUX_NEXTHOP_H | ||
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| #include <linux/types.h> | ||
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| struct nhmsg { | ||
| unsigned char nh_family; | ||
| unsigned char nh_scope; /* return only */ | ||
| unsigned char nh_protocol; /* Routing protocol that installed nh */ | ||
| unsigned char resvd; | ||
| unsigned int nh_flags; /* RTNH_F flags */ | ||
| }; | ||
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| /* entry in a nexthop group */ | ||
| struct nexthop_grp { | ||
| __u32 id; /* nexthop id - must exist */ | ||
| __u8 weight; /* weight of this nexthop */ | ||
| __u8 resvd1; | ||
| __u16 resvd2; | ||
| }; | ||
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| enum { | ||
| NEXTHOP_GRP_TYPE_MPATH, /* hash-threshold nexthop group | ||
| * default type if not specified | ||
| */ | ||
| NEXTHOP_GRP_TYPE_RES, /* resilient nexthop group */ | ||
| __NEXTHOP_GRP_TYPE_MAX, | ||
| }; | ||
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| #define NEXTHOP_GRP_TYPE_MAX (__NEXTHOP_GRP_TYPE_MAX - 1) | ||
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| enum { | ||
| NHA_UNSPEC, | ||
| NHA_ID, /* u32; id for nexthop. id == 0 means auto-assign */ | ||
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| NHA_GROUP, /* array of nexthop_grp */ | ||
| NHA_GROUP_TYPE, /* u16 one of NEXTHOP_GRP_TYPE */ | ||
| /* if NHA_GROUP attribute is added, no other attributes can be set */ | ||
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| NHA_BLACKHOLE, /* flag; nexthop used to blackhole packets */ | ||
| /* if NHA_BLACKHOLE is added, OIF, GATEWAY, ENCAP can not be set */ | ||
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| NHA_OIF, /* u32; nexthop device */ | ||
| NHA_GATEWAY, /* be32 (IPv4) or in6_addr (IPv6) gw address */ | ||
| NHA_ENCAP_TYPE, /* u16; lwt encap type */ | ||
| NHA_ENCAP, /* lwt encap data */ | ||
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| /* NHA_OIF can be appended to dump request to return only | ||
| * nexthops using given device | ||
| */ | ||
| NHA_GROUPS, /* flag; only return nexthop groups in dump */ | ||
| NHA_MASTER, /* u32; only return nexthops with given master dev */ | ||
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| NHA_FDB, /* flag; nexthop belongs to a bridge fdb */ | ||
| /* if NHA_FDB is added, OIF, BLACKHOLE, ENCAP cannot be set */ | ||
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| /* nested; resilient nexthop group attributes */ | ||
| NHA_RES_GROUP, | ||
| /* nested; nexthop bucket attributes */ | ||
| NHA_RES_BUCKET, | ||
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| __NHA_MAX, | ||
| }; | ||
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| #define NHA_MAX (__NHA_MAX - 1) | ||
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| enum { | ||
| NHA_RES_GROUP_UNSPEC, | ||
| /* Pad attribute for 64-bit alignment. */ | ||
| NHA_RES_GROUP_PAD = NHA_RES_GROUP_UNSPEC, | ||
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| /* u16; number of nexthop buckets in a resilient nexthop group */ | ||
| NHA_RES_GROUP_BUCKETS, | ||
| /* clock_t as u32; nexthop bucket idle timer (per-group) */ | ||
| NHA_RES_GROUP_IDLE_TIMER, | ||
| /* clock_t as u32; nexthop unbalanced timer */ | ||
| NHA_RES_GROUP_UNBALANCED_TIMER, | ||
| /* clock_t as u64; nexthop unbalanced time */ | ||
| NHA_RES_GROUP_UNBALANCED_TIME, | ||
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| __NHA_RES_GROUP_MAX, | ||
| }; | ||
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| #define NHA_RES_GROUP_MAX (__NHA_RES_GROUP_MAX - 1) | ||
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| enum { | ||
| NHA_RES_BUCKET_UNSPEC, | ||
| /* Pad attribute for 64-bit alignment. */ | ||
| NHA_RES_BUCKET_PAD = NHA_RES_BUCKET_UNSPEC, | ||
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| /* u16; nexthop bucket index */ | ||
| NHA_RES_BUCKET_INDEX, | ||
| /* clock_t as u64; nexthop bucket idle time */ | ||
| NHA_RES_BUCKET_IDLE_TIME, | ||
| /* u32; nexthop id assigned to the nexthop bucket */ | ||
| NHA_RES_BUCKET_NH_ID, | ||
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| __NHA_RES_BUCKET_MAX, | ||
| }; | ||
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| #define NHA_RES_BUCKET_MAX (__NHA_RES_BUCKET_MAX - 1) | ||
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| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| /* SPDX-License-Identifier: LGPL-2.1-only */ | ||
| /* | ||
| * Copyright (c) 2022 Stanislav Zaikin <[email protected]> | ||
| */ | ||
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| #ifndef __NETLINK_CLI_NH_H_ | ||
| #define __NETLINK_CLI_NH_H_ | ||
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| #include <netlink/route/nh.h> | ||
| #include <netlink/cli/utils.h> | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| extern struct rtnl_nh *nl_cli_nh_alloc(void); | ||
| extern struct nl_cache *nl_cli_nh_alloc_cache(struct nl_sock *); | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
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| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| /* SPDX-License-Identifier: LGPL-2.1-only */ | ||
| /* | ||
| * Copyright (c) 2022 Stanislav Zaikin <[email protected] > | ||
| */ | ||
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| #ifndef NETLINK_ROUTE_NH_H_ | ||
| #define NETLINK_ROUTE_NH_H_ | ||
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| #include <netlink/netlink.h> | ||
| #include <netlink/addr.h> | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| struct rtnl_nh; | ||
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| extern int rtnl_nh_alloc_cache(struct nl_sock *sk, int family, struct nl_cache **result); | ||
| extern struct rtnl_nh * rtnl_nh_alloc(void); | ||
| extern struct rtnl_nh * rtnl_nh_clone(struct rtnl_nh *); | ||
| extern void rtnl_nh_put(struct rtnl_nh *); | ||
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| extern struct rtnl_nh *rtnl_nh_get(struct nl_cache *cache, int nhid); | ||
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| extern int rtnl_nh_compare(struct rtnl_nh *, struct rtnl_nh *, | ||
| uint32_t, int); | ||
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| extern void rtnl_nh_dump(struct rtnl_nh *, struct nl_dump_params *); | ||
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| extern int rtnl_nh_set_gateway(struct rtnl_nh *, struct nl_addr *); | ||
| extern struct nl_addr * rtnl_nh_get_gateway(struct rtnl_nh *); | ||
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| extern int rtnl_nh_set_fdb(struct rtnl_nh *, int value); | ||
| extern int rtnl_nh_get_fdb(struct rtnl_nh *); | ||
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| extern uint32_t rtnl_nh_get_group_entry(struct rtnl_nh *, int n); | ||
| extern int rtnl_nh_get_group_size(struct rtnl_nh *); | ||
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| extern uint32_t rtnl_nh_get_id(struct rtnl_nh *); | ||
| extern int rtnl_nh_get_oif(struct rtnl_nh *); | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
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| #endif | ||
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