src/network/networkd-routing-policy-rule.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright © 2017 Susant Sahani
   6 ***/
   7
   8 #include <inttypes.h>
   9 #include <stdbool.h>
  10
  11 #include "in-addr-util.h"
  12 #include "conf-parser.h"
  13
  14 typedef struct RoutingPolicyRule RoutingPolicyRule;
  15
  16 #include "networkd-link.h"
  17 #include "networkd-network.h"
  18
  19 typedef struct Network Network;
  20 typedef struct Link Link;
  21 typedef struct NetworkConfigSection NetworkConfigSection;
  22 typedef struct Manager Manager;
  23
  24 struct RoutingPolicyRule {
  25         Manager *manager;
  26         Network *network;
  27         Link *link;
  28         NetworkConfigSection *section;
  29
  30         uint8_t tos;
  31
  32         uint32_t table;
  33         uint32_t fwmark;
  34         uint32_t fwmask;
  35         uint32_t priority;
  36
  37         int family;
  38         unsigned char to_prefixlen;
  39         unsigned char from_prefixlen;
  40
  41         char *iif;
  42         char *oif;
  43
  44         union in_addr_union to;
  45         union in_addr_union from;
  46
  47         LIST_FIELDS(RoutingPolicyRule, rules);
  48 };
  49
  50 int routing_policy_rule_new(RoutingPolicyRule **ret);
  51 void routing_policy_rule_free(RoutingPolicyRule *rule);
  52
  53 DEFINE_TRIVIAL_CLEANUP_FUNC(RoutingPolicyRule*, routing_policy_rule_free);
  54
  55 int routing_policy_rule_configure(RoutingPolicyRule *address, Link *link, sd_netlink_message_handler_t callback, bool update);
  56 int routing_policy_rule_remove(RoutingPolicyRule *routing_policy_rule, Link *link, sd_netlink_message_handler_t callback);
  57 int link_routing_policy_rule_remove_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata);
  58 int link_routing_policy_rule_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata);
  59
  60 int routing_policy_rule_add(Manager *m, int family, const union in_addr_union *from, uint8_t from_prefixlen, const union in_addr_union *to, uint8_t to_prefixlen,
  61                             uint8_t tos, uint32_t fwmark, uint32_t table, char *iif, char *oif, RoutingPolicyRule **ret);
  62 int routing_policy_rule_add_foreign(Manager *m, int family, const union in_addr_union *from, uint8_t from_prefixlen, const union in_addr_union *to, uint8_t to_prefixlen,
  63                                     uint8_t tos, uint32_t fwmark, uint32_t table, char *iif, char *oif, RoutingPolicyRule **ret);
  64 int routing_policy_rule_get(Manager *m, int family, const union in_addr_union *from, uint8_t from_prefixlen, const union in_addr_union *to, uint8_t to_prefixlen, uint8_t tos,
  65                             uint32_t fwmark, uint32_t table, char *iif, char *oif, RoutingPolicyRule **ret);
  66 int routing_policy_rule_make_local(Manager *m, RoutingPolicyRule *rule);
  67 int routing_policy_serialize_rules(Set *rules, FILE *f);
  68 int routing_policy_load_rules(const char *state_file, Set **rules);
  69 void routing_policy_rule_purge(Manager *m, Link *link);
  70
  71 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_tos);
  72 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_table);
  73 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_fwmark_mask);
  74 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_prefix);
  75 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_priority);
  76 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_device);