1 /*
2  * kernel routing table update prototype.
3  * Copyright (C) 1998 Kunihiro Ishiguro
4  *
5  * This file is part of GNU Zebra.
6  *
7  * GNU Zebra is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the
9  * Free Software Foundation; either version 2, or (at your option) any
10  * later version.
11  *
12  * GNU Zebra is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; see the file COPYING; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef _ZEBRA_RT_H
23 #define _ZEBRA_RT_H
24 
25 #include "prefix.h"
26 #include "if.h"
27 #include "vlan.h"
28 #include "vxlan.h"
29 #include "zebra/rib.h"
30 #include "zebra/zebra_ns.h"
31 #include "zebra/zebra_mpls.h"
32 #include "zebra/zebra_dplane.h"
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 #define RKERNEL_ROUTE(type) ((type) == ZEBRA_ROUTE_KERNEL)
39 
40 #define RSYSTEM_ROUTE(type)                                                    \
41 	((RKERNEL_ROUTE(type)) || (type) == ZEBRA_ROUTE_CONNECT)
42 
43 #ifndef HAVE_NETLINK
44 /*
45  * Update or delete a route, nexthop, LSP, pseudowire, or vxlan MAC from the
46  * kernel, using info from a dataplane context.
47  */
48 extern enum zebra_dplane_result kernel_route_update(
49 	struct zebra_dplane_ctx *ctx);
50 
51 extern enum zebra_dplane_result
52 kernel_nexthop_update(struct zebra_dplane_ctx *ctx);
53 
54 extern enum zebra_dplane_result kernel_lsp_update(
55 	struct zebra_dplane_ctx *ctx);
56 
57 enum zebra_dplane_result kernel_pw_update(struct zebra_dplane_ctx *ctx);
58 
59 enum zebra_dplane_result kernel_address_update_ctx(
60 	struct zebra_dplane_ctx *ctx);
61 
62 enum zebra_dplane_result kernel_mac_update_ctx(struct zebra_dplane_ctx *ctx);
63 
64 enum zebra_dplane_result kernel_neigh_update_ctx(struct zebra_dplane_ctx *ctx);
65 
66 extern enum zebra_dplane_result
67 kernel_pbr_rule_update(struct zebra_dplane_ctx *ctx);
68 
69 #endif /* !HAVE_NETLINK */
70 
71 extern int kernel_neigh_update(int cmd, int ifindex, uint32_t addr, char *lla,
72 			       int llalen, ns_id_t ns_id);
73 extern int kernel_interface_set_master(struct interface *master,
74 				       struct interface *slave);
75 
76 extern int mpls_kernel_init(void);
77 
78 extern uint32_t kernel_get_speed(struct interface *ifp, int *error);
79 extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute);
80 
81 /*
82  * Southbound Initialization routines to get initial starting
83  * state.
84  */
85 extern void interface_list(struct zebra_ns *zns);
86 extern void kernel_init(struct zebra_ns *zns);
87 extern void kernel_terminate(struct zebra_ns *zns, bool complete);
88 extern void macfdb_read(struct zebra_ns *zns);
89 extern void macfdb_read_for_bridge(struct zebra_ns *zns, struct interface *ifp,
90 				   struct interface *br_if);
91 extern void macfdb_read_specific_mac(struct zebra_ns *zns,
92 				     struct interface *br_if,
93 				     struct ethaddr *mac, vlanid_t vid);
94 extern void neigh_read(struct zebra_ns *zns);
95 extern void neigh_read_for_vlan(struct zebra_ns *zns, struct interface *ifp);
96 extern void neigh_read_specific_ip(struct ipaddr *ip,
97 				   struct interface *vlan_if);
98 extern void route_read(struct zebra_ns *zns);
99 extern int kernel_upd_mac_nh(uint32_t nh_id, struct in_addr vtep_ip);
100 extern int kernel_del_mac_nh(uint32_t nh_id);
101 extern int kernel_upd_mac_nhg(uint32_t nhg_id, uint32_t nh_cnt,
102 		struct nh_grp *nh_ids);
103 extern int kernel_del_mac_nhg(uint32_t nhg_id);
104 
105 /*
106  * Message batching interface.
107  */
108 extern void kernel_update_multi(struct dplane_ctx_q *ctx_list);
109 
110 #ifdef __cplusplus
111 }
112 #endif
113 
114 #endif /* _ZEBRA_RT_H */
115