zebra/if_netlink.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /* Header file exported by if_netlink.c to zebra.
   3  * Copyright (C) 1997, 98, 99 Kunihiro Ishiguro
   4  */
   5
   6 #ifndef _ZEBRA_IF_NETLINK_H
   7 #define _ZEBRA_IF_NETLINK_H
   8
   9 #ifdef HAVE_NETLINK
  10
  11 #ifdef __cplusplus
  12 extern "C" {
  13 #endif
  14
  15 extern int netlink_interface_addr(struct nlmsghdr *h, ns_id_t ns_id,
  16                                   int startup);
  17
  18 /*
  19  * Parse an incoming interface address change message, generate a dplane
  20  * context object for processing.
  21  */
  22 int netlink_interface_addr_dplane(struct nlmsghdr *h, ns_id_t ns_id,
  23                                   int startup);
  24
  25 extern int netlink_link_change(struct nlmsghdr *h, ns_id_t ns_id, int startup);
  26 extern int interface_lookup_netlink(struct zebra_ns *zns);
  27
  28 extern int netlink_vlan_change(struct nlmsghdr *h, ns_id_t ns_id, int startup);
  29 extern int netlink_vlan_read(struct zebra_ns *zns);
  30
  31 extern ssize_t netlink_intf_msg_encode(uint16_t cmd,
  32                                        const struct zebra_dplane_ctx *ctx,
  33                                        void *buf, size_t buflen);
  34 extern enum netlink_msg_status
  35 netlink_put_gre_set_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx);
  36
  37 extern enum netlink_msg_status
  38 netlink_put_address_update_msg(struct nl_batch *bth,
  39                                struct zebra_dplane_ctx *ctx);
  40
  41 extern int netlink_tunneldump_read(struct zebra_ns *zns);
  42 extern enum netlink_msg_status
  43 netlink_put_intf_update_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx);
  44
  45 #define FRR_PROTODOWN_REASON_DEFAULT_BIT 7
  46 /* Protodown bit setter/getter
  47  *
  48  * Allow users to change the bit if it conflicts with another
  49  * on their system.
  50  */
  51 extern void if_netlink_set_frr_protodown_r_bit(uint8_t bit);
  52 extern void if_netlink_unset_frr_protodown_r_bit(void);
  53 extern bool if_netlink_frr_protodown_r_bit_is_set(void);
  54 extern uint8_t if_netlink_get_frr_protodown_r_bit(void);
  55
  56 #ifdef __cplusplus
  57 }
  58 #endif
  59
  60 #endif /* HAVE_NETLINK */
  61
  62 #endif /* _ZEBRA_IF_NETLINK_H */