interface.h

   1 #ifndef __NETIFD_INTERFACE_H
   2 #define __NETIFD_INTERFACE_H
   3
   4 struct interface;
   5 struct interface_proto;
   6 struct interface_proto_state;
   7
   8 extern struct list_head interfaces;
   9
  10 enum interface_event {
  11         IFEV_UP,
  12         IFEV_DOWN,
  13 };
  14
  15 struct interface_proto_state {
  16         const struct interface_proto *proto;
  17
  18         int (*event)(struct interface *, struct interface_proto_state *, enum interface_event ev);
  19         void (*free)(struct interface *, struct interface_proto_state *);
  20 };
  21
  22 struct interface_error {
  23         struct list_head list;
  24
  25         const char *subsystem;
  26         const char *code;
  27         const char *data[];
  28 };
  29
  30 /*
  31  * interface configuration
  32  */
  33 struct interface {
  34         struct list_head list;
  35
  36         char name[IFNAMSIZ - 2];
  37
  38         /* interface is up and running */
  39         bool up;
  40
  41         /* interface can be brought up */
  42         bool active;
  43
  44         /* interface will be brought up when available */
  45         bool autostart;
  46
  47         /* main interface that the interface is bound to */
  48         struct device_user main_dev;
  49
  50         /* interface that layer 3 communication will go through */
  51         struct device_user *l3_iface;
  52
  53         /* primary protocol state */
  54         struct interface_proto_state *state;
  55
  56         /* errors/warnings while trying to bring up the interface */
  57         struct list_head errors;
  58
  59         struct ubus_object ubus;
  60 };
  61
  62 struct interface *get_interface(const char *name);
  63 struct interface *alloc_interface(const char *name);
  64 void free_interface(struct interface *iface);
  65
  66 int set_interface_up(struct interface *iface);
  67 int set_interface_down(struct interface *iface);
  68
  69 int interface_add_link(struct interface *iface, struct device *llif);
  70 void interface_remove_link(struct interface *iface, struct device *llif);
  71
  72 void interface_add_error(struct interface *iface, const char *subsystem,
  73                          const char *code, const char **data, int n_data);
  74
  75 int interface_attach_bridge(struct interface *iface, struct uci_section *s);
  76
  77 #endif