src/libsystemd-network/icmp6-util.h

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2 #pragma once
   3
   4 /***
   5   Copyright © 2014-2015 Intel Corporation. All rights reserved.
   6 ***/
   7
   8 #include <net/ethernet.h>
   9 #include <stdbool.h>
  10
  11 #include "time-util.h"
  12
  13 #define IN6ADDR_ALL_ROUTERS_MULTICAST_INIT \
  14         { { { 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
  15               0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 } } }
  16
  17 #define IN6ADDR_ALL_NODES_MULTICAST_INIT \
  18         { { { 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
  19               0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 } } }
  20
  21 int icmp6_bind(int ifindex, bool is_router);
  22 int icmp6_send_router_solicitation(int s, const struct ether_addr *ether_addr);
  23 int icmp6_receive(
  24                 int fd,
  25                 void *buffer,
  26                 size_t size,
  27                 struct in6_addr *ret_sender,
  28                 triple_timestamp *ret_timestamp);