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

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