src/libsystemd-network/ndisc-internal.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright © 2014 Intel Corporation. All rights reserved.
   6 ***/
   7
   8 #include "log.h"
   9
  10 #include "sd-ndisc.h"
  11
  12 #define NDISC_ROUTER_SOLICITATION_INTERVAL (4U * USEC_PER_SEC)
  13 #define NDISC_MAX_ROUTER_SOLICITATION_INTERVAL (3600U * USEC_PER_SEC)
  14 #define NDISC_MAX_ROUTER_SOLICITATIONS 3U
  15
  16 struct sd_ndisc {
  17         unsigned n_ref;
  18
  19         int ifindex;
  20         int fd;
  21
  22         sd_event *event;
  23         int event_priority;
  24
  25         struct ether_addr mac_addr;
  26         uint8_t hop_limit;
  27         uint32_t mtu;
  28
  29         sd_event_source *recv_event_source;
  30         sd_event_source *timeout_event_source;
  31         sd_event_source *timeout_no_ra;
  32
  33         usec_t retransmit_time;
  34
  35         sd_ndisc_callback_t callback;
  36         void *userdata;
  37 };
  38
  39 #define log_ndisc_errno(error, fmt, ...) log_internal(LOG_DEBUG, error, __FILE__, __LINE__, __func__, "NDISC: " fmt, ##__VA_ARGS__)
  40 #define log_ndisc(fmt, ...) log_ndisc_errno(0, fmt, ##__VA_ARGS__)
  41
  42 const char* ndisc_event_to_string(sd_ndisc_event e) _const_;
  43 sd_ndisc_event ndisc_event_from_string(const char *s) _pure_;