system.h

   1 /*
   2  * netifd - network interface daemon
   3  * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14 #ifndef __NETIFD_SYSTEM_H
  15 #define __NETIFD_SYSTEM_H
  16
  17 #include <sys/time.h>
  18 #include <sys/socket.h>
  19 #include <arpa/inet.h>
  20 #include "device.h"
  21 #include "interface-ip.h"
  22 #include "iprule.h"
  23
  24 enum tunnel_param {
  25         TUNNEL_ATTR_TYPE,
  26         TUNNEL_ATTR_REMOTE,
  27         TUNNEL_ATTR_LOCAL,
  28         TUNNEL_ATTR_TTL,
  29         TUNNEL_ATTR_6RD_PREFIX,
  30         TUNNEL_ATTR_6RD_RELAY_PREFIX,
  31         TUNNEL_ATTR_LINK,
  32         __TUNNEL_ATTR_MAX
  33 };
  34
  35 const struct uci_blob_param_list tunnel_attr_list;
  36
  37 enum bridge_opt {
  38         /* stp and forward delay always set */
  39         BRIDGE_OPT_AGEING_TIME = (1 << 0),
  40         BRIDGE_OPT_HELLO_TIME  = (1 << 1),
  41         BRIDGE_OPT_MAX_AGE     = (1 << 2),
  42 };
  43
  44 struct bridge_config {
  45         enum bridge_opt flags;
  46         bool stp;
  47         bool igmp_snoop;
  48         unsigned short priority;
  49         int forward_delay;
  50         bool bridge_empty;
  51
  52         int ageing_time;
  53         int hello_time;
  54         int max_age;
  55 };
  56
  57 enum macvlan_opt {
  58         MACVLAN_OPT_MACADDR = (1 << 0),
  59 };
  60
  61 struct macvlan_config {
  62         const char *mode;
  63
  64         enum macvlan_opt flags;
  65         unsigned char macaddr[6];
  66 };
  67
  68 static inline int system_get_addr_family(unsigned int flags)
  69 {
  70         if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6)
  71                 return AF_INET6;
  72         else
  73                 return AF_INET;
  74 }
  75
  76 static inline int system_get_addr_len(unsigned int flags)
  77 {
  78         if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6)
  79                 return sizeof(struct in_addr);
  80         else
  81                 return sizeof(struct in6_addr);
  82 }
  83
  84 int system_init(void);
  85
  86 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg);
  87 int system_bridge_delbr(struct device *bridge);
  88 int system_bridge_addif(struct device *bridge, struct device *dev);
  89 int system_bridge_delif(struct device *bridge, struct device *dev);
  90
  91 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg);
  92 int system_macvlan_del(struct device *macvlan);
  93
  94 int system_vlan_add(struct device *dev, int id);
  95 int system_vlan_del(struct device *dev);
  96
  97 void system_if_clear_state(struct device *dev);
  98 int system_if_up(struct device *dev);
  99 int system_if_down(struct device *dev);
 100 int system_if_check(struct device *dev);
 101 int system_if_dump_info(struct device *dev, struct blob_buf *b);
 102 int system_if_dump_stats(struct device *dev, struct blob_buf *b);
 103 struct device *system_if_get_parent(struct device *dev);
 104 bool system_if_force_external(const char *ifname);
 105 void system_if_apply_settings(struct device *dev, struct device_settings *s);
 106
 107
 108 int system_add_address(struct device *dev, struct device_addr *addr);
 109 int system_del_address(struct device *dev, struct device_addr *addr);
 110
 111 int system_add_route(struct device *dev, struct device_route *route);
 112 int system_del_route(struct device *dev, struct device_route *route);
 113 int system_flush_routes(void);
 114
 115 bool system_resolve_rt_table(const char *name, unsigned int *id);
 116
 117 int system_del_ip_tunnel(const char *name);
 118 int system_add_ip_tunnel(const char *name, struct blob_attr *attr);
 119
 120 int system_add_iprule(struct iprule *rule);
 121 int system_del_iprule(struct iprule *rule);
 122 int system_flush_iprules(void);
 123
 124 bool system_resolve_iprule_action(const char *action, unsigned int *id);
 125
 126 time_t system_get_rtime(void);
 127
 128 void system_fd_set_cloexec(int fd);
 129
 130 int system_update_ipv6_mtu(struct device *device, int mtu);
 131
 132 #endif