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 <net/if.h> 18 #include <sys/time.h> 19 #include <sys/socket.h> 20 #include <arpa/inet.h> 21 #include "device.h" 22 #include "interface-ip.h" 23 #include "iprule.h" 24 #include "utils.h" 25 26 struct netdev_type { 27 unsigned short id; 28 const char *name; 29 }; 30 31 static const struct netdev_type netdev_types[] = { 32 {ARPHRD_NETROM, "netrom"}, 33 {ARPHRD_ETHER, "ethernet"}, 34 {ARPHRD_EETHER, "eethernet"}, 35 {ARPHRD_AX25, "ax25"}, 36 {ARPHRD_PRONET, "pronet"}, 37 {ARPHRD_CHAOS, "chaos"}, 38 {ARPHRD_IEEE802, "ieee802"}, 39 {ARPHRD_ARCNET, "arcnet"}, 40 {ARPHRD_APPLETLK, "appletlk"}, 41 {ARPHRD_DLCI, "dlci"}, 42 {ARPHRD_ATM, "atm"}, 43 {ARPHRD_METRICOM, "metricom"}, 44 {ARPHRD_IEEE1394, "ieee1394"}, 45 {ARPHRD_EUI64, "eui64"}, 46 {ARPHRD_INFINIBAND, "infiniband"}, 47 {ARPHRD_SLIP, "slip"}, 48 {ARPHRD_CSLIP, "cslip"}, 49 {ARPHRD_SLIP6, "slip6"}, 50 {ARPHRD_CSLIP6, "cslip6"}, 51 {ARPHRD_RSRVD, "rsrvd"}, 52 {ARPHRD_ADAPT, "adapt"}, 53 {ARPHRD_ROSE, "rose"}, 54 {ARPHRD_X25, "x25"}, 55 {ARPHRD_HWX25, "hwx25"}, 56 {ARPHRD_PPP, "ppp"}, 57 {ARPHRD_CISCO, "cisco"}, 58 {ARPHRD_LAPB, "lapb"}, 59 {ARPHRD_DDCMP, "ddcmp"}, 60 {ARPHRD_RAWHDLC, "rawhdlc"}, 61 {ARPHRD_TUNNEL, "tunnel"}, 62 {ARPHRD_TUNNEL6, "tunnel6"}, 63 {ARPHRD_FRAD, "frad"}, 64 {ARPHRD_SKIP, "skip"}, 65 {ARPHRD_LOOPBACK, "loopback"}, 66 {ARPHRD_LOCALTLK, "localtlk"}, 67 {ARPHRD_FDDI, "fddi"}, 68 {ARPHRD_BIF, "bif"}, 69 {ARPHRD_SIT, "sit"}, 70 {ARPHRD_IPDDP, "ipddp"}, 71 {ARPHRD_IPGRE, "ipgre"}, 72 {ARPHRD_PIMREG,"pimreg"}, 73 {ARPHRD_HIPPI, "hippi"}, 74 {ARPHRD_ASH, "ash"}, 75 {ARPHRD_ECONET, "econet"}, 76 {ARPHRD_IRDA, "irda"}, 77 {ARPHRD_FCPP, "fcpp"}, 78 {ARPHRD_FCAL, "fcal"}, 79 {ARPHRD_FCPL, "fcpl"}, 80 {ARPHRD_FCFABRIC, "fcfabric"}, 81 {ARPHRD_IEEE80211, "ieee80211"}, 82 {ARPHRD_IEEE80211_PRISM, "ie80211-prism"}, 83 {ARPHRD_IEEE80211_RADIOTAP, "ieee80211-radiotap"}, 84 #ifdef ARPHRD_PHONET 85 {ARPHRD_PHONET, "phonet"}, 86 #endif 87 #ifdef ARPHRD_PHONET_PIPE 88 {ARPHRD_PHONET_PIPE, "phonet-pipe"}, 89 #endif 90 {ARPHRD_IEEE802154, "ieee802154"}, 91 {ARPHRD_VOID, "void"}, 92 {ARPHRD_NONE, "none"} 93 }; 94 95 enum tunnel_param { 96 TUNNEL_ATTR_TYPE, 97 TUNNEL_ATTR_REMOTE, 98 TUNNEL_ATTR_LOCAL, 99 TUNNEL_ATTR_MTU, 100 TUNNEL_ATTR_DF, 101 TUNNEL_ATTR_TTL, 102 TUNNEL_ATTR_TOS, 103 TUNNEL_ATTR_LINK, 104 TUNNEL_ATTR_DATA, 105 __TUNNEL_ATTR_MAX 106 }; 107 108 extern const struct uci_blob_param_list tunnel_attr_list; 109 110 enum vxlan_data { 111 VXLAN_DATA_ATTR_ID, 112 VXLAN_DATA_ATTR_PORT, 113 VXLAN_DATA_ATTR_MACADDR, 114 VXLAN_DATA_ATTR_RXCSUM, 115 VXLAN_DATA_ATTR_TXCSUM, 116 VXLAN_DATA_ATTR_SRCPORTMIN, 117 VXLAN_DATA_ATTR_SRCPORTMAX, 118 VXLAN_DATA_ATTR_LEARNING, 119 VXLAN_DATA_ATTR_RSC, 120 VXLAN_DATA_ATTR_PROXY, 121 VXLAN_DATA_ATTR_L2MISS, 122 VXLAN_DATA_ATTR_L3MISS, 123 VXLAN_DATA_ATTR_GBP, 124 VXLAN_DATA_ATTR_AGEING, 125 VXLAN_DATA_ATTR_LIMIT, 126 __VXLAN_DATA_ATTR_MAX 127 }; 128 129 enum gre_data { 130 GRE_DATA_IKEY, 131 GRE_DATA_OKEY, 132 GRE_DATA_ICSUM, 133 GRE_DATA_OCSUM, 134 GRE_DATA_ISEQNO, 135 GRE_DATA_OSEQNO, 136 GRE_DATA_ENCAPLIMIT, 137 __GRE_DATA_ATTR_MAX 138 }; 139 140 enum vti_data { 141 VTI_DATA_IKEY, 142 VTI_DATA_OKEY, 143 __VTI_DATA_ATTR_MAX 144 }; 145 146 enum xfrm_data { 147 XFRM_DATA_IF_ID, 148 __XFRM_DATA_ATTR_MAX 149 }; 150 151 enum sixrd_data { 152 SIXRD_DATA_PREFIX, 153 SIXRD_DATA_RELAY_PREFIX, 154 __SIXRD_DATA_ATTR_MAX 155 }; 156 157 enum ipip6_data { 158 IPIP6_DATA_ENCAPLIMIT, 159 IPIP6_DATA_FMRS, 160 __IPIP6_DATA_ATTR_MAX 161 }; 162 163 enum fmr_data { 164 FMR_DATA_PREFIX6, 165 FMR_DATA_PREFIX4, 166 FMR_DATA_EALEN, 167 FMR_DATA_OFFSET, 168 __FMR_DATA_ATTR_MAX 169 }; 170 171 extern const struct uci_blob_param_list vxlan_data_attr_list; 172 extern const struct uci_blob_param_list gre_data_attr_list; 173 extern const struct uci_blob_param_list vti_data_attr_list; 174 extern const struct uci_blob_param_list xfrm_data_attr_list; 175 extern const struct uci_blob_param_list sixrd_data_attr_list; 176 extern const struct uci_blob_param_list ipip6_data_attr_list; 177 extern const struct uci_blob_param_list fmr_data_attr_list; 178 179 enum bridge_opt { 180 /* stp, forward delay, max age and hello time are always set */ 181 BRIDGE_OPT_AGEING_TIME = (1 << 0), 182 BRIDGE_OPT_ROBUSTNESS = (1 << 1), 183 BRIDGE_OPT_QUERY_INTERVAL = (1 << 2), 184 BRIDGE_OPT_QUERY_RESPONSE_INTERVAL = (1 << 3), 185 BRIDGE_OPT_LAST_MEMBER_INTERVAL = (1 << 4), 186 }; 187 188 struct bridge_config { 189 enum bridge_opt flags; 190 bool stp; 191 bool stp_kernel; 192 const char *stp_proto; 193 194 bool igmp_snoop; 195 bool multicast_querier; 196 int robustness; 197 int query_interval; 198 int query_response_interval; 199 int last_member_interval; 200 201 unsigned short priority; 202 int forward_delay; 203 bool bridge_empty; 204 205 int ageing_time; 206 int hello_time; 207 int max_age; 208 int hash_max; 209 210 bool vlan_filtering; 211 }; 212 213 enum macvlan_opt { 214 MACVLAN_OPT_MACADDR = (1 << 0), 215 }; 216 217 struct macvlan_config { 218 const char *mode; 219 220 enum macvlan_opt flags; 221 unsigned char macaddr[6]; 222 }; 223 224 enum veth_opt { 225 VETH_OPT_MACADDR = (1 << 0), 226 VETH_OPT_PEER_NAME = (1 << 1), 227 VETH_OPT_PEER_MACADDR = (1 << 2), 228 }; 229 230 struct veth_config { 231 enum veth_opt flags; 232 233 unsigned char macaddr[6]; 234 char peer_name[IFNAMSIZ]; 235 unsigned char peer_macaddr[6]; 236 }; 237 238 enum vlan_proto { 239 VLAN_PROTO_8021Q = 0x8100, 240 VLAN_PROTO_8021AD = 0x88A8 241 }; 242 243 struct vlan_qos_mapping { 244 struct vlist_simple_node node; /* entry in vlandev_config->{e,in}gress_qos_mapping_list */ 245 uint32_t from; 246 uint32_t to; 247 }; 248 249 struct vlandev_config { 250 enum vlan_proto proto; 251 uint16_t vid; 252 struct vlist_simple_tree ingress_qos_mapping_list; /* list of struct vlan_qos_mapping */ 253 struct vlist_simple_tree egress_qos_mapping_list; /* list of struct vlan_qos_mapping */ 254 }; 255 256 enum bonding_mode { 257 BONDING_MODE_BALANCE_RR, 258 BONDING_MODE_ACTIVE_BACKUP, 259 BONDING_MODE_BALANCE_XOR, 260 BONDING_MODE_BROADCAST, 261 BONDING_MODE_8023AD, 262 BONDING_MODE_BALANCE_TLB, 263 BONDING_MODE_BALANCE_ALB, 264 __BONDING_MODE_MAX, 265 }; 266 267 struct bonding_config { 268 enum bonding_mode policy; 269 const char *xmit_hash_policy; 270 bool all_ports_active; 271 int min_links; 272 const char *ad_actor_system; 273 int ad_actor_sys_prio; 274 const char *ad_select; 275 const char *lacp_rate; 276 int packets_per_port; 277 int lp_interval; 278 bool dynamic_lb; 279 int resend_igmp; 280 int num_peer_notif; 281 const char *primary; 282 const char *primary_reselect; 283 const char *failover_mac; 284 bool monitor_arp; 285 int monitor_interval; 286 struct blob_attr *arp_target; 287 bool arp_all_targets; 288 const char *arp_validate; 289 bool use_carrier; 290 int updelay; 291 int downdelay; 292 }; 293 294 static inline int system_get_addr_family(unsigned int flags) 295 { 296 if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6) 297 return AF_INET6; 298 else 299 return AF_INET; 300 } 301 302 static inline int system_get_addr_len(unsigned int flags) 303 { 304 if ((flags & DEVADDR_FAMILY) != DEVADDR_INET6) 305 return sizeof(struct in_addr); 306 else 307 return sizeof(struct in6_addr); 308 } 309 310 extern const char * const bonding_policy_str[__BONDING_MODE_MAX]; 311 312 int system_init(void); 313 314 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg); 315 int system_bridge_delbr(struct device *bridge); 316 int system_bridge_addif(struct device *bridge, struct device *dev); 317 int system_bridge_delif(struct device *bridge, struct device *dev); 318 int system_bridge_vlan(const char *iface, uint16_t vid, bool add, unsigned int vflags); 319 int system_bridge_vlan_check(struct device *dev, char *ifname); 320 void system_bridge_set_stp_state(struct device *dev, bool val); 321 322 int system_bonding_set_device(struct device *dev, struct bonding_config *cfg); 323 int system_bonding_set_port(struct device *dev, struct device *port, bool add, bool primary); 324 325 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg); 326 int system_macvlan_del(struct device *macvlan); 327 328 int system_veth_add(struct device *veth, struct veth_config *cfg); 329 int system_veth_del(struct device *veth); 330 331 int system_vlan_add(struct device *dev, int id); 332 int system_vlan_del(struct device *dev); 333 334 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg); 335 int system_vlandev_del(struct device *vlandev); 336 337 void system_if_get_settings(struct device *dev, struct device_settings *s); 338 void system_if_clear_state(struct device *dev); 339 int system_if_up(struct device *dev); 340 int system_if_down(struct device *dev); 341 int system_if_check(struct device *dev); 342 int system_if_resolve(struct device *dev); 343 344 int system_if_dump_info(struct device *dev, struct blob_buf *b); 345 int system_if_dump_stats(struct device *dev, struct blob_buf *b); 346 struct device *system_if_get_parent(struct device *dev); 347 bool system_if_force_external(const char *ifname); 348 void system_if_apply_settings(struct device *dev, struct device_settings *s, 349 uint64_t apply_mask); 350 351 int system_add_address(struct device *dev, struct device_addr *addr); 352 int system_del_address(struct device *dev, struct device_addr *addr); 353 354 int system_add_route(struct device *dev, struct device_route *route); 355 int system_del_route(struct device *dev, struct device_route *route); 356 int system_flush_routes(void); 357 358 int system_add_neighbor(struct device *dev, struct device_neighbor * neighbor); 359 int system_del_neighbor(struct device *dev, struct device_neighbor * neighbor); 360 361 bool system_resolve_rt_type(const char *type, unsigned int *id); 362 bool system_resolve_rt_proto(const char *type, unsigned int *id); 363 bool system_resolve_rt_table(const char *name, unsigned int *id); 364 bool system_is_default_rt_table(unsigned int id); 365 bool system_resolve_rpfilter(const char *filter, unsigned int *id); 366 367 int system_del_ip_tunnel(const struct device *dev); 368 int system_add_ip_tunnel(const struct device *dev, struct blob_attr *attr); 369 370 int system_add_iprule(struct iprule *rule); 371 int system_del_iprule(struct iprule *rule); 372 int system_flush_iprules(void); 373 374 bool system_resolve_iprule_action(const char *action, unsigned int *id); 375 376 time_t system_get_rtime(void); 377 378 void system_fd_set_cloexec(int fd); 379 380 int system_update_ipv6_mtu(struct device *dev, int mtu); 381 382 int system_link_netns_move(struct device *dev, const pid_t target_ns, const char *target_ifname); 383 int system_netns_open(const pid_t target_ns); 384 int system_netns_set(int netns_fd); 385 386 #endif 387
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