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

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 #include <inttypes.h>
   5 #include <netinet/in.h>
   6 #include <linux/fib_rules.h>
   7 #include <stdbool.h>
   8
   9 #include "in-addr-util.h"
  10 #include "conf-parser.h"
  11
  12 typedef struct RoutingPolicyRule RoutingPolicyRule;
  13
  14 #include "networkd-link.h"
  15 #include "networkd-network.h"
  16 #include "networkd-util.h"
  17
  18 typedef struct Network Network;
  19 typedef struct Link Link;
  20 typedef struct NetworkConfigSection NetworkConfigSection;
  21 typedef struct Manager Manager;
  22
  23 struct RoutingPolicyRule {
  24         Manager *manager;
  25         Network *network;
  26         Link *link;
  27         NetworkConfigSection *section;
  28
  29         bool invert_rule;
  30
  31         uint8_t tos;
  32         uint8_t protocol;
  33
  34         uint32_t table;
  35         uint32_t fwmark;
  36         uint32_t fwmask;
  37         uint32_t priority;
  38
  39         AddressFamily address_family; /* Specified by Family= */
  40         int family; /* Automatically determined by From= or To= */
  41         unsigned char to_prefixlen;
  42         unsigned char from_prefixlen;
  43
  44         char *iif;
  45         char *oif;
  46
  47         union in_addr_union to;
  48         union in_addr_union from;
  49
  50         struct fib_rule_port_range sport;
  51         struct fib_rule_port_range dport;
  52         struct fib_rule_uid_range uid_range;
  53
  54         int suppress_prefixlen;
  55
  56         LIST_FIELDS(RoutingPolicyRule, rules);
  57 };
  58
  59 int routing_policy_rule_new(RoutingPolicyRule **ret);
  60 void routing_policy_rule_free(RoutingPolicyRule *rule);
  61
  62 DEFINE_NETWORK_SECTION_FUNCTIONS(RoutingPolicyRule, routing_policy_rule_free);
  63 int routing_policy_rule_section_verify(RoutingPolicyRule *rule);
  64
  65 int routing_policy_rule_configure(RoutingPolicyRule *address, Link *link, link_netlink_message_handler_t callback);
  66 int routing_policy_rule_remove(RoutingPolicyRule *routing_policy_rule, Link *link, link_netlink_message_handler_t callback);
  67
  68 int routing_policy_rule_add_foreign(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret);
  69 int routing_policy_rule_get(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret);
  70 int routing_policy_rule_make_local(Manager *m, RoutingPolicyRule *rule);
  71 int routing_policy_serialize_rules(Set *rules, FILE *f);
  72 int routing_policy_load_rules(const char *state_file, Set **rules);
  73 void routing_policy_rule_purge(Manager *m, Link *link);
  74
  75 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_tos);
  76 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_table);
  77 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_fwmark_mask);
  78 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_prefix);
  79 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_priority);
  80 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_device);
  81 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_port_range);
  82 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_ip_protocol);
  83 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_invert);
  84 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_family);
  85 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_uid_range);
  86 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_suppress_prefixlen);