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 enum tunnel_param { 27 TUNNEL_ATTR_TYPE, 28 TUNNEL_ATTR_REMOTE, 29 TUNNEL_ATTR_LOCAL, 30 TUNNEL_ATTR_MTU, 31 TUNNEL_ATTR_DF, 32 TUNNEL_ATTR_TTL, 33 TUNNEL_ATTR_TOS, 34 TUNNEL_ATTR_LINK, 35 TUNNEL_ATTR_DATA, 36 __TUNNEL_ATTR_MAX 37 }; 38 39 extern const struct uci_blob_param_list tunnel_attr_list; 40 41 enum vxlan_data { 42 VXLAN_DATA_ATTR_ID, 43 VXLAN_DATA_ATTR_PORT, 44 VXLAN_DATA_ATTR_MACADDR, 45 VXLAN_DATA_ATTR_RXCSUM, 46 VXLAN_DATA_ATTR_TXCSUM, 47 __VXLAN_DATA_ATTR_MAX 48 }; 49 50 enum gre_data { 51 GRE_DATA_IKEY, 52 GRE_DATA_OKEY, 53 GRE_DATA_ICSUM, 54 GRE_DATA_OCSUM, 55 GRE_DATA_ISEQNO, 56 GRE_DATA_OSEQNO, 57 GRE_DATA_ENCAPLIMIT, 58 __GRE_DATA_ATTR_MAX 59 }; 60 61 enum vti_data { 62 VTI_DATA_IKEY, 63 VTI_DATA_OKEY, 64 __VTI_DATA_ATTR_MAX 65 }; 66 67 enum xfrm_data { 68 XFRM_DATA_IF_ID, 69 __XFRM_DATA_ATTR_MAX 70 }; 71 72 enum sixrd_data { 73 SIXRD_DATA_PREFIX, 74 SIXRD_DATA_RELAY_PREFIX, 75 __SIXRD_DATA_ATTR_MAX 76 }; 77 78 enum ipip6_data { 79 IPIP6_DATA_ENCAPLIMIT, 80 IPIP6_DATA_FMRS, 81 __IPIP6_DATA_ATTR_MAX 82 }; 83 84 enum fmr_data { 85 FMR_DATA_PREFIX6, 86 FMR_DATA_PREFIX4, 87 FMR_DATA_EALEN, 88 FMR_DATA_OFFSET, 89 __FMR_DATA_ATTR_MAX 90 }; 91 92 extern const struct uci_blob_param_list vxlan_data_attr_list; 93 extern const struct uci_blob_param_list gre_data_attr_list; 94 extern const struct uci_blob_param_list vti_data_attr_list; 95 extern const struct uci_blob_param_list xfrm_data_attr_list; 96 extern const struct uci_blob_param_list sixrd_data_attr_list; 97 extern const struct uci_blob_param_list ipip6_data_attr_list; 98 extern const struct uci_blob_param_list fmr_data_attr_list; 99 100 enum bridge_opt { 101 /* stp and forward delay always set */ 102 BRIDGE_OPT_AGEING_TIME = (1 << 0), 103 BRIDGE_OPT_HELLO_TIME = (1 << 1), 104 BRIDGE_OPT_MAX_AGE = (1 << 2), 105 BRIDGE_OPT_ROBUSTNESS = (1 << 3), 106 BRIDGE_OPT_QUERY_INTERVAL = (1 << 4), 107 BRIDGE_OPT_QUERY_RESPONSE_INTERVAL = (1 << 5), 108 BRIDGE_OPT_LAST_MEMBER_INTERVAL = (1 << 6), 109 }; 110 111 struct bridge_config { 112 enum bridge_opt flags; 113 bool stp; 114 115 bool igmp_snoop; 116 bool multicast_querier; 117 int robustness; 118 int query_interval; 119 int query_response_interval; 120 int last_member_interval; 121 122 unsigned short priority; 123 int forward_delay; 124 bool bridge_empty; 125 126 int ageing_time; 127 int hello_time; 128 int max_age; 129 int hash_max; 130 }; 131 132 enum macvlan_opt { 133 MACVLAN_OPT_MACADDR = (1 << 0), 134 }; 135 136 struct macvlan_config { 137 const char *mode; 138 139 enum macvlan_opt flags; 140 unsigned char macaddr[6]; 141 }; 142 143 enum veth_opt { 144 VETH_OPT_MACADDR = (1 << 0), 145 VETH_OPT_PEER_NAME = (1 << 1), 146 VETH_OPT_PEER_MACADDR = (1 << 2), 147 }; 148 149 struct veth_config { 150 enum veth_opt flags; 151 152 unsigned char macaddr[6]; 153 char peer_name[IFNAMSIZ]; 154 unsigned char peer_macaddr[6]; 155 }; 156 157 enum vlan_proto { 158 VLAN_PROTO_8021Q = 0x8100, 159 VLAN_PROTO_8021AD = 0x88A8 160 }; 161 162 struct vlan_qos_mapping { 163 struct vlist_simple_node node; /* entry in vlandev_config->{e,in}gress_qos_mapping_list */ 164 uint32_t from; 165 uint32_t to; 166 }; 167 168 struct vlandev_config { 169 enum vlan_proto proto; 170 uint16_t vid; 171 struct vlist_simple_tree ingress_qos_mapping_list; /* list of struct vlan_qos_mapping */ 172 struct vlist_simple_tree egress_qos_mapping_list; /* list of struct vlan_qos_mapping */ 173 }; 174 175 static inline int system_get_addr_family(unsigned int flags) 176 { 177 if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6) 178 return AF_INET6; 179 else 180 return AF_INET; 181 } 182 183 static inline int system_get_addr_len(unsigned int flags) 184 { 185 if ((flags & DEVADDR_FAMILY) != DEVADDR_INET6) 186 return sizeof(struct in_addr); 187 else 188 return sizeof(struct in6_addr); 189 } 190 191 int system_init(void); 192 193 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg); 194 int system_bridge_delbr(struct device *bridge); 195 int system_bridge_addif(struct device *bridge, struct device *dev); 196 int system_bridge_delif(struct device *bridge, struct device *dev); 197 198 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg); 199 int system_macvlan_del(struct device *macvlan); 200 201 int system_veth_add(struct device *veth, struct veth_config *cfg); 202 int system_veth_del(struct device *veth); 203 204 int system_vlan_add(struct device *dev, int id); 205 int system_vlan_del(struct device *dev); 206 207 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg); 208 int system_vlandev_del(struct device *vlandev); 209 210 void system_if_get_settings(struct device *dev, struct device_settings *s); 211 void system_if_clear_state(struct device *dev); 212 int system_if_up(struct device *dev); 213 int system_if_down(struct device *dev); 214 int system_if_check(struct device *dev); 215 int system_if_resolve(struct device *dev); 216 217 int system_if_dump_info(struct device *dev, struct blob_buf *b); 218 int system_if_dump_stats(struct device *dev, struct blob_buf *b); 219 struct device *system_if_get_parent(struct device *dev); 220 bool system_if_force_external(const char *ifname); 221 void system_if_apply_settings(struct device *dev, struct device_settings *s, 222 unsigned int apply_mask); 223 224 int system_add_address(struct device *dev, struct device_addr *addr); 225 int system_del_address(struct device *dev, struct device_addr *addr); 226 227 int system_add_route(struct device *dev, struct device_route *route); 228 int system_del_route(struct device *dev, struct device_route *route); 229 int system_flush_routes(void); 230 231 int system_add_neighbor(struct device *dev, struct device_neighbor * neighbor); 232 int system_del_neighbor(struct device *dev, struct device_neighbor * neighbor); 233 234 bool system_resolve_rt_type(const char *type, unsigned int *id); 235 bool system_resolve_rt_proto(const char *type, unsigned int *id); 236 bool system_resolve_rt_table(const char *name, unsigned int *id); 237 bool system_is_default_rt_table(unsigned int id); 238 bool system_resolve_rpfilter(const char *filter, unsigned int *id); 239 240 int system_del_ip_tunnel(const char *name, struct blob_attr *attr); 241 int system_add_ip_tunnel(const char *name, struct blob_attr *attr); 242 243 int system_add_iprule(struct iprule *rule); 244 int system_del_iprule(struct iprule *rule); 245 int system_flush_iprules(void); 246 247 bool system_resolve_iprule_action(const char *action, unsigned int *id); 248 249 time_t system_get_rtime(void); 250 251 void system_fd_set_cloexec(int fd); 252 253 int system_update_ipv6_mtu(struct device *dev, int mtu); 254 255 int system_link_netns_move(struct device *dev, const pid_t target_ns, const char *target_ifname); 256 int system_netns_open(const pid_t target_ns); 257 int system_netns_set(int netns_fd); 258 259 #endif 260
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