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_MTU,
  29         TUNNEL_ATTR_DF,
  30         TUNNEL_ATTR_TTL,
  31         TUNNEL_ATTR_TOS,
  32         TUNNEL_ATTR_6RD_PREFIX,
  33         TUNNEL_ATTR_6RD_RELAY_PREFIX,
  34         TUNNEL_ATTR_LINK,
  35         TUNNEL_ATTR_FMRS,
  36         TUNNEL_ATTR_INFO,
  37         __TUNNEL_ATTR_MAX
  38 };
  39
  40 const struct uci_blob_param_list tunnel_attr_list;
  41
  42 enum bridge_opt {
  43         /* stp and forward delay always set */
  44         BRIDGE_OPT_AGEING_TIME = (1 << 0),
  45         BRIDGE_OPT_HELLO_TIME  = (1 << 1),
  46         BRIDGE_OPT_MAX_AGE     = (1 << 2),
  47 };
  48
  49 struct bridge_config {
  50         enum bridge_opt flags;
  51         bool stp;
  52         bool igmp_snoop;
  53         bool multicast_querier;
  54         unsigned short priority;
  55         int forward_delay;
  56         bool bridge_empty;
  57
  58         int ageing_time;
  59         int hello_time;
  60         int max_age;
  61 };
  62
  63 enum macvlan_opt {
  64         MACVLAN_OPT_MACADDR = (1 << 0),
  65 };
  66
  67 struct macvlan_config {
  68         const char *mode;
  69
  70         enum macvlan_opt flags;
  71         unsigned char macaddr[6];
  72 };
  73
  74 enum vlan_proto {
  75         VLAN_PROTO_8021Q = 0x8100,
  76         VLAN_PROTO_8021AD = 0x88A8
  77 };
  78
  79 struct vlandev_config {
  80         enum vlan_proto proto;
  81         uint16_t vid;
  82 };
  83
  84 static inline int system_get_addr_family(unsigned int flags)
  85 {
  86         if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6)
  87                 return AF_INET6;
  88         else
  89                 return AF_INET;
  90 }
  91
  92 static inline int system_get_addr_len(unsigned int flags)
  93 {
  94         if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6)
  95                 return sizeof(struct in_addr);
  96         else
  97                 return sizeof(struct in6_addr);
  98 }
  99
 100 int system_init(void);
 101
 102 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg);
 103 int system_bridge_delbr(struct device *bridge);
 104 int system_bridge_addif(struct device *bridge, struct device *dev);
 105 int system_bridge_delif(struct device *bridge, struct device *dev);
 106
 107 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg);
 108 int system_macvlan_del(struct device *macvlan);
 109
 110 int system_vlan_add(struct device *dev, int id);
 111 int system_vlan_del(struct device *dev);
 112
 113 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg);
 114 int system_vlandev_del(struct device *vlandev);
 115
 116 void system_if_clear_state(struct device *dev);
 117 int system_if_up(struct device *dev);
 118 int system_if_down(struct device *dev);
 119 int system_if_check(struct device *dev);
 120 int system_if_resolve(struct device *dev);
 121
 122 int system_if_dump_info(struct device *dev, struct blob_buf *b);
 123 int system_if_dump_stats(struct device *dev, struct blob_buf *b);
 124 struct device *system_if_get_parent(struct device *dev);
 125 bool system_if_force_external(const char *ifname);
 126 void system_if_apply_settings(struct device *dev, struct device_settings *s,
 127                               unsigned int apply_mask);
 128
 129 int system_add_address(struct device *dev, struct device_addr *addr);
 130 int system_del_address(struct device *dev, struct device_addr *addr);
 131
 132 int system_add_route(struct device *dev, struct device_route *route);
 133 int system_del_route(struct device *dev, struct device_route *route);
 134 int system_flush_routes(void);
 135
 136 bool system_resolve_rt_type(const char *type, unsigned int *id);
 137 bool system_resolve_rt_table(const char *name, unsigned int *id);
 138 bool system_is_default_rt_table(unsigned int id);
 139 bool system_resolve_rpfilter(const char *filter, unsigned int *id);
 140
 141 int system_del_ip_tunnel(const char *name, struct blob_attr *attr);
 142 int system_add_ip_tunnel(const char *name, struct blob_attr *attr);
 143
 144 int system_add_iprule(struct iprule *rule);
 145 int system_del_iprule(struct iprule *rule);
 146 int system_flush_iprules(void);
 147
 148 bool system_resolve_iprule_action(const char *action, unsigned int *id);
 149
 150 time_t system_get_rtime(void);
 151
 152 void system_fd_set_cloexec(int fd);
 153
 154 int system_update_ipv6_mtu(struct device *device, int mtu);
 155
 156 #endif