interface-ip.h

   1 #ifndef __INTERFACE_IP_H
   2 #define __INTERFACE_IP_H
   3
   4 #include "interface.h"
   5
   6 enum device_addr_flags {
   7         /* address family for routes and addresses */
   8         DEVADDR_INET4           = (0 << 0),
   9         DEVADDR_INET6           = (1 << 0),
  10         DEVADDR_FAMILY          = DEVADDR_INET4 | DEVADDR_INET6,
  11
  12         /* externally added address */
  13         DEVADDR_EXTERNAL        = (1 << 2),
  14
  15         /* route overrides the default interface metric */
  16         DEVROUTE_METRIC         = (1 << 3)
  17 };
  18
  19 union if_addr {
  20         struct in_addr in;
  21         struct in6_addr in6;
  22 };
  23
  24 struct device_addr {
  25         struct vlist_node node;
  26         bool enabled;
  27
  28         /* ipv4 only */
  29         uint32_t broadcast;
  30
  31         /* must be last */
  32         enum device_addr_flags flags;
  33         unsigned int mask;
  34         union if_addr addr;
  35 };
  36
  37 struct device_route {
  38         struct vlist_node node;
  39         struct interface *iface;
  40
  41         bool enabled;
  42         bool keep;
  43
  44         union if_addr nexthop;
  45         int metric;
  46         int mtu;
  47
  48         /* must be last */
  49         enum device_addr_flags flags;
  50         unsigned int mask;
  51         union if_addr addr;
  52 };
  53
  54 struct dns_server {
  55         struct vlist_simple_node node;
  56         int af;
  57         union if_addr addr;
  58 };
  59
  60 struct dns_search_domain {
  61         struct vlist_simple_node node;
  62         char name[];
  63 };
  64
  65 extern const struct config_param_list route_attr_list;
  66
  67 void interface_ip_init(struct interface *iface);
  68 void interface_add_dns_server(struct interface_ip_settings *ip, const char *str);
  69 void interface_add_dns_server_list(struct interface_ip_settings *ip, struct blob_attr *list);
  70 void interface_add_dns_search_list(struct interface_ip_settings *ip, struct blob_attr *list);
  71 void interface_write_resolv_conf(void);
  72
  73 void interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6);
  74
  75 void interface_ip_update_start(struct interface_ip_settings *ip);
  76 void interface_ip_update_complete(struct interface_ip_settings *ip);
  77 void interface_ip_flush(struct interface_ip_settings *ip);
  78 void interface_ip_set_enabled(struct interface_ip_settings *ip, bool enabled);
  79 void interface_ip_update_metric(struct interface_ip_settings *ip, int metric);
  80
  81 struct interface *interface_ip_add_target_route(union if_addr *addr, bool v6);
  82
  83 #endif