src/network/networkd-radv.h

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2 #pragma once
   3
   4 /***
   5   Copyright © 2017 Intel Corporation. All rights reserved.
   6 ***/
   7
   8 #include <inttypes.h>
   9 #include <stdbool.h>
  10
  11 #include "sd-radv.h"
  12
  13 #include "in-addr-util.h"
  14 #include "conf-parser.h"
  15 #include "networkd-util.h"
  16
  17 typedef struct Link Link;
  18 typedef struct Network Network;
  19
  20 typedef enum RADVPrefixDelegation {
  21         RADV_PREFIX_DELEGATION_NONE   = 0,
  22         RADV_PREFIX_DELEGATION_STATIC = 1 << 0,
  23         RADV_PREFIX_DELEGATION_DHCP6  = 1 << 1,
  24         RADV_PREFIX_DELEGATION_BOTH   = RADV_PREFIX_DELEGATION_STATIC | RADV_PREFIX_DELEGATION_DHCP6,
  25         _RADV_PREFIX_DELEGATION_MAX,
  26         _RADV_PREFIX_DELEGATION_INVALID = -EINVAL,
  27 } RADVPrefixDelegation;
  28
  29 typedef struct Prefix {
  30         Network *network;
  31         ConfigSection *section;
  32
  33         struct in6_addr prefix;
  34         uint8_t prefixlen;
  35         usec_t preferred_lifetime;
  36         usec_t valid_lifetime;
  37
  38         bool onlink;
  39         bool address_auto_configuration;
  40
  41         bool assign;
  42         uint32_t route_metric;
  43         Set *tokens;
  44 } Prefix;
  45
  46 typedef struct RoutePrefix {
  47         Network *network;
  48         ConfigSection *section;
  49
  50         struct in6_addr prefix;
  51         uint8_t prefixlen;
  52         usec_t lifetime;
  53 } RoutePrefix;
  54
  55 typedef struct pref64Prefix {
  56         Network *network;
  57         ConfigSection *section;
  58
  59         struct in6_addr prefix;
  60         uint8_t prefixlen;
  61         usec_t lifetime;
  62 } pref64Prefix;
  63
  64 Prefix *prefix_free(Prefix *prefix);
  65 RoutePrefix *route_prefix_free(RoutePrefix *prefix);
  66 pref64Prefix *pref64_prefix_free(pref64Prefix *prefix);
  67
  68 void network_drop_invalid_prefixes(Network *network);
  69 void network_drop_invalid_route_prefixes(Network *network);
  70 void network_drop_invalid_pref64_prefixes(Network *network);
  71 void network_adjust_radv(Network *network);
  72
  73 int link_request_radv_addresses(Link *link);
  74 int link_reconfigure_radv_address(Address *address, Link *link);
  75
  76 bool link_radv_enabled(Link *link);
  77 int radv_start(Link *link);
  78 int radv_update_mac(Link *link);
  79 int radv_add_prefix(Link *link, const struct in6_addr *prefix, uint8_t prefix_len,
  80                     usec_t lifetime_preferred_usec, usec_t lifetime_valid_usec);
  81
  82 int link_request_radv(Link *link);
  83
  84 const char* radv_prefix_delegation_to_string(RADVPrefixDelegation i) _const_;
  85 RADVPrefixDelegation radv_prefix_delegation_from_string(const char *s) _pure_;
  86
  87 CONFIG_PARSER_PROTOTYPE(config_parse_router_prefix_delegation);
  88 CONFIG_PARSER_PROTOTYPE(config_parse_router_lifetime);
  89 CONFIG_PARSER_PROTOTYPE(config_parse_router_retransmit);
  90 CONFIG_PARSER_PROTOTYPE(config_parse_router_preference);
  91 CONFIG_PARSER_PROTOTYPE(config_parse_prefix);
  92 CONFIG_PARSER_PROTOTYPE(config_parse_prefix_boolean);
  93 CONFIG_PARSER_PROTOTYPE(config_parse_prefix_lifetime);
  94 CONFIG_PARSER_PROTOTYPE(config_parse_prefix_metric);
  95 CONFIG_PARSER_PROTOTYPE(config_parse_prefix_token);
  96 CONFIG_PARSER_PROTOTYPE(config_parse_radv_dns);
  97 CONFIG_PARSER_PROTOTYPE(config_parse_radv_search_domains);
  98 CONFIG_PARSER_PROTOTYPE(config_parse_route_prefix);
  99 CONFIG_PARSER_PROTOTYPE(config_parse_route_prefix_lifetime);
 100 CONFIG_PARSER_PROTOTYPE(config_parse_pref64_prefix);
 101 CONFIG_PARSER_PROTOTYPE(config_parse_pref64_prefix_lifetime);
 102 CONFIG_PARSER_PROTOTYPE(config_parse_router_home_agent_lifetime);