system-dummy.c

   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 #include <sys/time.h>
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18 #include <arpa/inet.h>
  19
  20 #ifndef DEBUG
  21 #define DEBUG
  22 #endif
  23
  24 #include "netifd.h"
  25 #include "device.h"
  26 #include "system.h"
  27
  28 int system_init(void)
  29 {
  30         return 0;
  31 }
  32
  33 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg)
  34 {
  35         D(SYSTEM, "brctl addbr %s\n", bridge->ifname);
  36         return 0;
  37 }
  38
  39 int system_bridge_delbr(struct device *bridge)
  40 {
  41         D(SYSTEM, "brctl delbr %s\n", bridge->ifname);
  42         return 0;
  43 }
  44
  45 int system_bridge_addif(struct device *bridge, struct device *dev)
  46 {
  47         D(SYSTEM, "brctl addif %s %s\n", bridge->ifname, dev->ifname);
  48         return 0;
  49 }
  50
  51 int system_bridge_delif(struct device *bridge, struct device *dev)
  52 {
  53         D(SYSTEM, "brctl delif %s %s\n", bridge->ifname, dev->ifname);
  54         return 0;
  55 }
  56
  57 int system_vlan_add(struct device *dev, int id)
  58 {
  59         D(SYSTEM, "vconfig add %s %d\n", dev->ifname, id);
  60         return 0;
  61 }
  62
  63 int system_vlan_del(struct device *dev)
  64 {
  65         D(SYSTEM, "vconfig rem %s\n", dev->ifname);
  66         return 0;
  67 }
  68
  69 bool system_if_force_external(const char *ifname)
  70 {
  71         return false;
  72 }
  73
  74 int system_if_up(struct device *dev)
  75 {
  76         D(SYSTEM, "ifconfig %s up\n", dev->ifname);
  77         return 0;
  78 }
  79
  80 int system_if_down(struct device *dev)
  81 {
  82         D(SYSTEM, "ifconfig %s down\n", dev->ifname);
  83         return 0;
  84 }
  85
  86 void system_if_clear_state(struct device *dev)
  87 {
  88 }
  89
  90 int system_if_check(struct device *dev)
  91 {
  92         dev->ifindex = 0;
  93
  94         if (!strcmp(dev->ifname, "eth0"))
  95                 device_set_present(dev, true);
  96
  97         return 0;
  98 }
  99
 100 struct device *
 101 system_if_get_parent(struct device *dev)
 102 {
 103         if (!strcmp(dev->ifname, "eth0"))
 104                 return device_get("eth1", true);
 105
 106         return NULL;
 107 }
 108
 109 int
 110 system_if_dump_info(struct device *dev, struct blob_buf *b)
 111 {
 112         blobmsg_add_u8(b, "link", dev->present);
 113         return 0;
 114 }
 115
 116 int
 117 system_if_dump_stats(struct device *dev, struct blob_buf *b)
 118 {
 119         return 0;
 120 }
 121
 122 void
 123 system_if_apply_settings(struct device *dev, struct device_settings *s)
 124 {
 125 }
 126
 127 static int system_address_msg(struct device *dev, struct device_addr *addr, const char *type)
 128 {
 129         char ipaddr[64];
 130         int af = system_get_addr_family(addr->flags);
 131
 132         D(SYSTEM, "ifconfig %s %s %s/%d\n",
 133                 dev->ifname, type, inet_ntop(af, &addr->addr.in, ipaddr, sizeof(ipaddr)),
 134                 addr->mask);
 135
 136         return 0;
 137 }
 138
 139 int system_add_address(struct device *dev, struct device_addr *addr)
 140 {
 141         return system_address_msg(dev, addr, "add");
 142 }
 143
 144 int system_del_address(struct device *dev, struct device_addr *addr)
 145 {
 146         return system_address_msg(dev, addr, "del");
 147 }
 148
 149 static int system_route_msg(struct device *dev, struct device_route *route, const char *type)
 150 {
 151         char addr[64], gw[64] = " gw ", devstr[64] = "";
 152         int af = system_get_addr_family(route->flags);
 153         int alen = system_get_addr_len(route->flags);
 154         static uint32_t zero_addr[4];
 155
 156         if ((route->flags & DEVADDR_FAMILY) != DEVADDR_INET4)
 157                 return -1;
 158
 159         if (!route->mask)
 160                 sprintf(addr, "default");
 161         else
 162                 inet_ntop(af, &route->addr.in, addr, sizeof(addr));
 163
 164         if (memcmp(&route->nexthop.in, (void *) zero_addr, alen) != 0)
 165                 inet_ntop(af, &route->nexthop.in, gw + 4, sizeof(gw) - 4);
 166         else
 167                 gw[0] = 0;
 168
 169         sprintf(devstr, " dev %s", dev->ifname);
 170
 171         if (route->metric > 0)
 172                 sprintf(devstr, " metric %d", route->metric);
 173
 174         D(SYSTEM, "route %s %s%s%s\n", type, addr, gw, devstr);
 175         return 0;
 176 }
 177
 178 int system_add_route(struct device *dev, struct device_route *route)
 179 {
 180         return system_route_msg(dev, route, "add");
 181 }
 182
 183 int system_del_route(struct device *dev, struct device_route *route)
 184 {
 185         return system_route_msg(dev, route, "del");
 186 }
 187
 188 int system_flush_routes(void)
 189 {
 190         return 0;
 191 }
 192
 193 time_t system_get_rtime(void)
 194 {
 195         struct timeval tv;
 196
 197         if (gettimeofday(&tv, NULL) == 0)
 198                 return tv.tv_sec;
 199
 200         return 0;
 201 }
 202
 203 int system_del_ip_tunnel(const char *name)
 204 {
 205         return 0;
 206 }
 207
 208 int system_add_ip_tunnel(const char *name, struct blob_attr *attr)
 209 {
 210         return 0;
 211 }