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 25 enum tunnel_param { 26 TUNNEL_ATTR_TYPE, 27 TUNNEL_ATTR_REMOTE, 28 TUNNEL_ATTR_LOCAL, 29 TUNNEL_ATTR_MTU, 30 TUNNEL_ATTR_DF, 31 TUNNEL_ATTR_TTL, 32 TUNNEL_ATTR_TOS, 33 TUNNEL_ATTR_LINK, 34 TUNNEL_ATTR_DATA, 35 __TUNNEL_ATTR_MAX 36 }; 37 38 extern const struct uci_blob_param_list tunnel_attr_list; 39 40 enum vxlan_data { 41 VXLAN_DATA_ATTR_ID, 42 VXLAN_DATA_ATTR_PORT, 43 VXLAN_DATA_ATTR_MACADDR, 44 VXLAN_DATA_ATTR_RXCSUM, 45 VXLAN_DATA_ATTR_TXCSUM, 46 __VXLAN_DATA_ATTR_MAX 47 }; 48 49 enum gre_data { 50 GRE_DATA_IKEY, 51 GRE_DATA_OKEY, 52 GRE_DATA_ICSUM, 53 GRE_DATA_OCSUM, 54 GRE_DATA_ISEQNO, 55 GRE_DATA_OSEQNO, 56 GRE_DATA_ENCAPLIMIT, 57 __GRE_DATA_ATTR_MAX 58 }; 59 60 enum vti_data { 61 VTI_DATA_IKEY, 62 VTI_DATA_OKEY, 63 __VTI_DATA_ATTR_MAX 64 }; 65 66 enum xfrm_data { 67 XFRM_DATA_IF_ID, 68 __XFRM_DATA_ATTR_MAX 69 }; 70 71 enum sixrd_data { 72 SIXRD_DATA_PREFIX, 73 SIXRD_DATA_RELAY_PREFIX, 74 __SIXRD_DATA_ATTR_MAX 75 }; 76 77 enum ipip6_data { 78 IPIP6_DATA_ENCAPLIMIT, 79 IPIP6_DATA_FMRS, 80 __IPIP6_DATA_ATTR_MAX 81 }; 82 83 enum fmr_data { 84 FMR_DATA_PREFIX6, 85 FMR_DATA_PREFIX4, 86 FMR_DATA_EALEN, 87 FMR_DATA_OFFSET, 88 __FMR_DATA_ATTR_MAX 89 }; 90 91 extern const struct uci_blob_param_list vxlan_data_attr_list; 92 extern const struct uci_blob_param_list gre_data_attr_list; 93 extern const struct uci_blob_param_list vti_data_attr_list; 94 extern const struct uci_blob_param_list xfrm_data_attr_list; 95 extern const struct uci_blob_param_list sixrd_data_attr_list; 96 extern const struct uci_blob_param_list ipip6_data_attr_list; 97 extern const struct uci_blob_param_list fmr_data_attr_list; 98 99 enum bridge_opt { 100 /* stp and forward delay always set */ 101 BRIDGE_OPT_AGEING_TIME = (1 << 0), 102 BRIDGE_OPT_HELLO_TIME = (1 << 1), 103 BRIDGE_OPT_MAX_AGE = (1 << 2), 104 BRIDGE_OPT_ROBUSTNESS = (1 << 3), 105 BRIDGE_OPT_QUERY_INTERVAL = (1 << 4), 106 BRIDGE_OPT_QUERY_RESPONSE_INTERVAL = (1 << 5), 107 BRIDGE_OPT_LAST_MEMBER_INTERVAL = (1 << 6), 108 }; 109 110 struct bridge_config { 111 enum bridge_opt flags; 112 bool stp; 113 114 bool igmp_snoop; 115 bool multicast_querier; 116 int robustness; 117 int query_interval; 118 int query_response_interval; 119 int last_member_interval; 120 121 unsigned short priority; 122 int forward_delay; 123 bool bridge_empty; 124 125 int ageing_time; 126 int hello_time; 127 int max_age; 128 int hash_max; 129 }; 130 131 enum macvlan_opt { 132 MACVLAN_OPT_MACADDR = (1 << 0), 133 }; 134 135 struct macvlan_config { 136 const char *mode; 137 138 enum macvlan_opt flags; 139 unsigned char macaddr[6]; 140 }; 141 142 enum veth_opt { 143 VETH_OPT_MACADDR = (1 << 0), 144 VETH_OPT_PEER_NAME = (1 << 1), 145 VETH_OPT_PEER_MACADDR = (1 << 2), 146 }; 147 148 struct veth_config { 149 enum veth_opt flags; 150 151 unsigned char macaddr[6]; 152 char peer_name[IFNAMSIZ]; 153 unsigned char peer_macaddr[6]; 154 }; 155 156 enum vlan_proto { 157 VLAN_PROTO_8021Q = 0x8100, 158 VLAN_PROTO_8021AD = 0x88A8 159 }; 160 161 struct vlandev_config { 162 enum vlan_proto proto; 163 uint16_t vid; 164 }; 165 166 static inline int system_get_addr_family(unsigned int flags) 167 { 168 if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6) 169 return AF_INET6; 170 else 171 return AF_INET; 172 } 173 174 static inline int system_get_addr_len(unsigned int flags) 175 { 176 if ((flags & DEVADDR_FAMILY) != DEVADDR_INET6) 177 return sizeof(struct in_addr); 178 else 179 return sizeof(struct in6_addr); 180 } 181 182 int system_init(void); 183 184 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg); 185 int system_bridge_delbr(struct device *bridge); 186 int system_bridge_addif(struct device *bridge, struct device *dev); 187 int system_bridge_delif(struct device *bridge, struct device *dev); 188 189 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg); 190 int system_macvlan_del(struct device *macvlan); 191 192 int system_veth_add(struct device *veth, struct veth_config *cfg); 193 int system_veth_del(struct device *veth); 194 195 int system_vlan_add(struct device *dev, int id); 196 int system_vlan_del(struct device *dev); 197 198 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg); 199 int system_vlandev_del(struct device *vlandev); 200 201 void system_if_get_settings(struct device *dev, struct device_settings *s); 202 void system_if_clear_state(struct device *dev); 203 int system_if_up(struct device *dev); 204 int system_if_down(struct device *dev); 205 int system_if_check(struct device *dev); 206 int system_if_resolve(struct device *dev); 207 208 int system_if_dump_info(struct device *dev, struct blob_buf *b); 209 int system_if_dump_stats(struct device *dev, struct blob_buf *b); 210 struct device *system_if_get_parent(struct device *dev); 211 bool system_if_force_external(const char *ifname); 212 void system_if_apply_settings(struct device *dev, struct device_settings *s, 213 unsigned int apply_mask); 214 215 int system_add_address(struct device *dev, struct device_addr *addr); 216 int system_del_address(struct device *dev, struct device_addr *addr); 217 218 int system_add_route(struct device *dev, struct device_route *route); 219 int system_del_route(struct device *dev, struct device_route *route); 220 int system_flush_routes(void); 221 222 int system_add_neighbor(struct device *dev, struct device_neighbor * neighbor); 223 int system_del_neighbor(struct device *dev, struct device_neighbor * neighbor); 224 225 bool system_resolve_rt_type(const char *type, unsigned int *id); 226 bool system_resolve_rt_proto(const char *type, unsigned int *id); 227 bool system_resolve_rt_table(const char *name, unsigned int *id); 228 bool system_is_default_rt_table(unsigned int id); 229 bool system_resolve_rpfilter(const char *filter, unsigned int *id); 230 231 int system_del_ip_tunnel(const char *name, struct blob_attr *attr); 232 int system_add_ip_tunnel(const char *name, struct blob_attr *attr); 233 234 int system_add_iprule(struct iprule *rule); 235 int system_del_iprule(struct iprule *rule); 236 int system_flush_iprules(void); 237 238 bool system_resolve_iprule_action(const char *action, unsigned int *id); 239 240 time_t system_get_rtime(void); 241 242 void system_fd_set_cloexec(int fd); 243 244 int system_update_ipv6_mtu(struct device *dev, int mtu); 245 246 int system_link_netns_move(const char *ifname, const pid_t target_ns); 247 int system_netns_open(const pid_t target_ns); 248 int system_netns_set(int netns_fd); 249 250 #endif 251
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