zebra/rt.h

   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 ROUTE_INSTALLATION_METRIC 20
  39
  40 #define RKERNEL_ROUTE(type) ((type) == ZEBRA_ROUTE_KERNEL)
  41
  42 #define RSYSTEM_ROUTE(type)                                                    \
  43         ((RKERNEL_ROUTE(type)) || (type) == ZEBRA_ROUTE_CONNECT)
  44
  45 #ifndef HAVE_NETLINK
  46 /*
  47  * Update or delete a route, nexthop, LSP, pseudowire, or vxlan MAC from the
  48  * kernel, using info from a dataplane context.
  49  */
  50 extern enum zebra_dplane_result kernel_route_update(
  51         struct zebra_dplane_ctx *ctx);
  52
  53 extern enum zebra_dplane_result
  54 kernel_nexthop_update(struct zebra_dplane_ctx *ctx);
  55
  56 extern enum zebra_dplane_result kernel_lsp_update(
  57         struct zebra_dplane_ctx *ctx);
  58
  59 enum zebra_dplane_result kernel_pw_update(struct zebra_dplane_ctx *ctx);
  60
  61 enum zebra_dplane_result kernel_address_update_ctx(
  62         struct zebra_dplane_ctx *ctx);
  63
  64 enum zebra_dplane_result kernel_mac_update_ctx(struct zebra_dplane_ctx *ctx);
  65
  66 enum zebra_dplane_result kernel_neigh_update_ctx(struct zebra_dplane_ctx *ctx);
  67
  68 extern enum zebra_dplane_result
  69 kernel_pbr_rule_update(struct zebra_dplane_ctx *ctx);
  70
  71 extern enum zebra_dplane_result
  72 kernel_intf_update(struct zebra_dplane_ctx *ctx);
  73
  74 extern enum zebra_dplane_result
  75 kernel_intf_netconf_update(struct zebra_dplane_ctx *ctx);
  76 extern enum zebra_dplane_result kernel_tc_update(struct zebra_dplane_ctx *ctx);
  77
  78 #endif /* !HAVE_NETLINK */
  79
  80 extern int kernel_neigh_update(int cmd, int ifindex, void *addr, char *lla,
  81                                int llalen, ns_id_t ns_id, uint8_t family,
  82                                bool permanent);
  83 extern int kernel_neigh_register(vrf_id_t vrf_id, struct zserv *client,
  84                                  bool reg);
  85 extern int kernel_interface_set_master(struct interface *master,
  86                                        struct interface *slave);
  87
  88 extern int mpls_kernel_init(void);
  89
  90 /* Global init and deinit for platform-/OS-specific things */
  91 void kernel_router_init(void);
  92 void kernel_router_terminate(void);
  93
  94 extern uint32_t kernel_get_speed(struct interface *ifp, int *error);
  95 extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute);
  96
  97 /*
  98  * Southbound Initialization routines to get initial starting
  99  * state.
 100  */
 101 extern void interface_list(struct zebra_ns *zns);
 102 extern void kernel_init(struct zebra_ns *zns);
 103 extern void kernel_terminate(struct zebra_ns *zns, bool complete);
 104 extern void macfdb_read(struct zebra_ns *zns);
 105 extern void macfdb_read_for_bridge(struct zebra_ns *zns, struct interface *ifp,
 106                                    struct interface *br_if, vlanid_t vid);
 107 extern void macfdb_read_mcast_entry_for_vni(struct zebra_ns *zns,
 108                                             struct interface *ifp, vni_t vni);
 109 extern void macfdb_read_specific_mac(struct zebra_ns *zns,
 110                                      struct interface *br_if,
 111                                      const struct ethaddr *mac, vlanid_t vid);
 112 extern void neigh_read(struct zebra_ns *zns);
 113 extern void neigh_read_for_vlan(struct zebra_ns *zns, struct interface *ifp);
 114 extern void neigh_read_specific_ip(const struct ipaddr *ip,
 115                                    struct interface *vlan_if);
 116 extern void route_read(struct zebra_ns *zns);
 117 extern int kernel_upd_mac_nh(uint32_t nh_id, struct in_addr vtep_ip);
 118 extern int kernel_del_mac_nh(uint32_t nh_id);
 119 extern int kernel_upd_mac_nhg(uint32_t nhg_id, uint32_t nh_cnt,
 120                 struct nh_grp *nh_ids);
 121 extern int kernel_del_mac_nhg(uint32_t nhg_id);
 122
 123 /*
 124  * Message batching interface.
 125  */
 126 extern void kernel_update_multi(struct dplane_ctx_list_head *ctx_list);
 127
 128 /*
 129  * Called by the dplane pthread to read incoming OS messages and dispatch them.
 130  */
 131 int kernel_dplane_read(struct zebra_dplane_info *info);
 132 extern void vlan_read(struct zebra_ns *zns);
 133
 134 #ifdef __cplusplus
 135 }
 136 #endif
 137
 138 #endif /* _ZEBRA_RT_H */