zebra/rt.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * kernel routing table update prototype.
   4  * Copyright (C) 1998 Kunihiro Ishiguro
   5  */
   6
   7 #ifndef _ZEBRA_RT_H
   8 #define _ZEBRA_RT_H
   9
  10 #include "prefix.h"
  11 #include "if.h"
  12 #include "vlan.h"
  13 #include "vxlan.h"
  14 #include "zebra/rib.h"
  15 #include "zebra/zebra_ns.h"
  16 #include "zebra/zebra_mpls.h"
  17 #include "zebra/zebra_dplane.h"
  18
  19 #ifdef __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 #define ROUTE_INSTALLATION_METRIC 20
  24
  25 #define RKERNEL_ROUTE(type) ((type) == ZEBRA_ROUTE_KERNEL)
  26
  27 #define RSYSTEM_ROUTE(type)                                                    \
  28         ((RKERNEL_ROUTE(type)) || (type) == ZEBRA_ROUTE_CONNECT)
  29
  30 #ifndef HAVE_NETLINK
  31 /*
  32  * Update or delete a route, nexthop, LSP, pseudowire, or vxlan MAC from the
  33  * kernel, using info from a dataplane context.
  34  */
  35 extern enum zebra_dplane_result kernel_route_update(
  36         struct zebra_dplane_ctx *ctx);
  37
  38 extern enum zebra_dplane_result
  39 kernel_nexthop_update(struct zebra_dplane_ctx *ctx);
  40
  41 extern enum zebra_dplane_result kernel_lsp_update(
  42         struct zebra_dplane_ctx *ctx);
  43
  44 enum zebra_dplane_result kernel_pw_update(struct zebra_dplane_ctx *ctx);
  45
  46 enum zebra_dplane_result kernel_address_update_ctx(
  47         struct zebra_dplane_ctx *ctx);
  48
  49 enum zebra_dplane_result kernel_mac_update_ctx(struct zebra_dplane_ctx *ctx);
  50
  51 enum zebra_dplane_result kernel_neigh_update_ctx(struct zebra_dplane_ctx *ctx);
  52
  53 extern enum zebra_dplane_result
  54 kernel_pbr_rule_update(struct zebra_dplane_ctx *ctx);
  55
  56 extern enum zebra_dplane_result
  57 kernel_intf_update(struct zebra_dplane_ctx *ctx);
  58
  59 extern enum zebra_dplane_result
  60 kernel_intf_netconf_update(struct zebra_dplane_ctx *ctx);
  61 extern enum zebra_dplane_result kernel_tc_update(struct zebra_dplane_ctx *ctx);
  62
  63 #endif /* !HAVE_NETLINK */
  64
  65 extern int kernel_neigh_update(int cmd, int ifindex, void *addr, char *lla,
  66                                int llalen, ns_id_t ns_id, uint8_t family,
  67                                bool permanent);
  68 extern int kernel_neigh_register(vrf_id_t vrf_id, struct zserv *client,
  69                                  bool reg);
  70 extern int kernel_interface_set_master(struct interface *master,
  71                                        struct interface *slave);
  72
  73 extern int mpls_kernel_init(void);
  74
  75 /* Global init and deinit for platform-/OS-specific things */
  76 void kernel_router_init(void);
  77 void kernel_router_terminate(void);
  78
  79 extern uint32_t kernel_get_speed(struct interface *ifp, int *error);
  80 extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute);
  81
  82 /*
  83  * Southbound Initialization routines to get initial starting
  84  * state.
  85  */
  86 extern void interface_list(struct zebra_ns *zns);
  87 extern void kernel_init(struct zebra_ns *zns);
  88 extern void kernel_terminate(struct zebra_ns *zns, bool complete);
  89 extern void macfdb_read(struct zebra_ns *zns);
  90 extern void macfdb_read_for_bridge(struct zebra_ns *zns, struct interface *ifp,
  91                                    struct interface *br_if, vlanid_t vid);
  92 extern void macfdb_read_mcast_entry_for_vni(struct zebra_ns *zns,
  93                                             struct interface *ifp, vni_t vni);
  94 extern void macfdb_read_specific_mac(struct zebra_ns *zns,
  95                                      struct interface *br_if,
  96                                      const struct ethaddr *mac, vlanid_t vid);
  97 extern void neigh_read(struct zebra_ns *zns);
  98 extern void neigh_read_for_vlan(struct zebra_ns *zns, struct interface *ifp);
  99 extern void neigh_read_specific_ip(const struct ipaddr *ip,
 100                                    struct interface *vlan_if);
 101 extern void route_read(struct zebra_ns *zns);
 102 extern int kernel_upd_mac_nh(uint32_t nh_id, struct in_addr vtep_ip);
 103 extern int kernel_del_mac_nh(uint32_t nh_id);
 104 extern int kernel_upd_mac_nhg(uint32_t nhg_id, uint32_t nh_cnt,
 105                 struct nh_grp *nh_ids);
 106 extern int kernel_del_mac_nhg(uint32_t nhg_id);
 107
 108 /*
 109  * Message batching interface.
 110  */
 111 extern void kernel_update_multi(struct dplane_ctx_list_head *ctx_list);
 112
 113 /*
 114  * Called by the dplane pthread to read incoming OS messages and dispatch them.
 115  */
 116 int kernel_dplane_read(struct zebra_dplane_info *info);
 117 extern void vlan_read(struct zebra_ns *zns);
 118
 119 #ifdef __cplusplus
 120 }
 121 #endif
 122
 123 #endif /* _ZEBRA_RT_H */