| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include <netinet/in.h> |
| #include <sys/socket.h> |
| #include <linux/batman_adv.h> |
| #include <linux/fou.h> |
| #include <linux/genetlink.h> |
| #include <linux/if.h> |
| #include <linux/if_macsec.h> |
| #include <linux/l2tp.h> |
| #include <linux/nl80211.h> |
| #include <linux/wireguard.h> |
| |
| #include "missing_network.h" |
| #include "netlink-genl.h" |
| #include "netlink-types-internal.h" |
| |
| /***************** genl ctrl type systems *****************/ |
| static const NLAPolicy genl_ctrl_mcast_group_policies[] = { |
| [CTRL_ATTR_MCAST_GRP_NAME] = BUILD_POLICY(STRING), |
| [CTRL_ATTR_MCAST_GRP_ID] = BUILD_POLICY(U32), |
| }; |
| |
| DEFINE_POLICY_SET(genl_ctrl_mcast_group); |
| |
| static const NLAPolicy genl_ctrl_ops_policies[] = { |
| [CTRL_ATTR_OP_ID] = BUILD_POLICY(U32), |
| [CTRL_ATTR_OP_FLAGS] = BUILD_POLICY(U32), |
| }; |
| |
| DEFINE_POLICY_SET(genl_ctrl_ops); |
| |
| static const NLAPolicy genl_ctrl_policies[] = { |
| [CTRL_ATTR_FAMILY_ID] = BUILD_POLICY(U16), |
| [CTRL_ATTR_FAMILY_NAME] = BUILD_POLICY(STRING), |
| [CTRL_ATTR_VERSION] = BUILD_POLICY(U32), |
| [CTRL_ATTR_HDRSIZE] = BUILD_POLICY(U32), |
| [CTRL_ATTR_MAXATTR] = BUILD_POLICY(U32), |
| [CTRL_ATTR_OPS] = BUILD_POLICY_NESTED(genl_ctrl_ops), |
| [CTRL_ATTR_MCAST_GROUPS] = BUILD_POLICY_NESTED(genl_ctrl_mcast_group), |
| /* |
| [CTRL_ATTR_POLICY] = { .type = NETLINK_TYPE_NESTED, }, |
| [CTRL_ATTR_OP_POLICY] = { .type = NETLINK_TYPE_NESTED, } |
| */ |
| [CTRL_ATTR_OP] = BUILD_POLICY(U32), |
| }; |
| |
| /***************** genl batadv type systems *****************/ |
| static const NLAPolicy genl_batadv_policies[] = { |
| [BATADV_ATTR_VERSION] = BUILD_POLICY(STRING), |
| [BATADV_ATTR_ALGO_NAME] = BUILD_POLICY(STRING), |
| [BATADV_ATTR_MESH_IFINDEX] = BUILD_POLICY(U32), |
| [BATADV_ATTR_MESH_IFNAME] = BUILD_POLICY_WITH_SIZE(STRING, IFNAMSIZ), |
| [BATADV_ATTR_MESH_ADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_HARD_IFINDEX] = BUILD_POLICY(U32), |
| [BATADV_ATTR_HARD_IFNAME] = BUILD_POLICY_WITH_SIZE(STRING, IFNAMSIZ), |
| [BATADV_ATTR_HARD_ADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_ORIG_ADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_TPMETER_RESULT] = BUILD_POLICY(U8), |
| [BATADV_ATTR_TPMETER_TEST_TIME] = BUILD_POLICY(U32), |
| [BATADV_ATTR_TPMETER_BYTES] = BUILD_POLICY(U64), |
| [BATADV_ATTR_TPMETER_COOKIE] = BUILD_POLICY(U32), |
| [BATADV_ATTR_PAD] = BUILD_POLICY(UNSPEC), |
| [BATADV_ATTR_ACTIVE] = BUILD_POLICY(FLAG), |
| [BATADV_ATTR_TT_ADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_TT_TTVN] = BUILD_POLICY(U8), |
| [BATADV_ATTR_TT_LAST_TTVN] = BUILD_POLICY(U8), |
| [BATADV_ATTR_TT_CRC32] = BUILD_POLICY(U32), |
| [BATADV_ATTR_TT_VID] = BUILD_POLICY(U16), |
| [BATADV_ATTR_TT_FLAGS] = BUILD_POLICY(U32), |
| [BATADV_ATTR_FLAG_BEST] = BUILD_POLICY(FLAG), |
| [BATADV_ATTR_LAST_SEEN_MSECS] = BUILD_POLICY(U32), |
| [BATADV_ATTR_NEIGH_ADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_TQ] = BUILD_POLICY(U8), |
| [BATADV_ATTR_THROUGHPUT] = BUILD_POLICY(U32), |
| [BATADV_ATTR_BANDWIDTH_UP] = BUILD_POLICY(U32), |
| [BATADV_ATTR_BANDWIDTH_DOWN] = BUILD_POLICY(U32), |
| [BATADV_ATTR_ROUTER] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_BLA_OWN] = BUILD_POLICY(FLAG), |
| [BATADV_ATTR_BLA_ADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_BLA_VID] = BUILD_POLICY(U16), |
| [BATADV_ATTR_BLA_BACKBONE] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_BLA_CRC] = BUILD_POLICY(U16), |
| [BATADV_ATTR_DAT_CACHE_IP4ADDRESS] = BUILD_POLICY(U32), |
| [BATADV_ATTR_DAT_CACHE_HWADDRESS] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [BATADV_ATTR_DAT_CACHE_VID] = BUILD_POLICY(U16), |
| [BATADV_ATTR_MCAST_FLAGS] = BUILD_POLICY(U32), |
| [BATADV_ATTR_MCAST_FLAGS_PRIV] = BUILD_POLICY(U32), |
| [BATADV_ATTR_VLANID] = BUILD_POLICY(U16), |
| [BATADV_ATTR_AGGREGATED_OGMS_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_AP_ISOLATION_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_ISOLATION_MARK] = BUILD_POLICY(U32), |
| [BATADV_ATTR_ISOLATION_MASK] = BUILD_POLICY(U32), |
| [BATADV_ATTR_BONDING_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_FRAGMENTATION_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_GW_BANDWIDTH_DOWN] = BUILD_POLICY(U32), |
| [BATADV_ATTR_GW_BANDWIDTH_UP] = BUILD_POLICY(U32), |
| [BATADV_ATTR_GW_MODE] = BUILD_POLICY(U8), |
| [BATADV_ATTR_GW_SEL_CLASS] = BUILD_POLICY(U32), |
| [BATADV_ATTR_HOP_PENALTY] = BUILD_POLICY(U8), |
| [BATADV_ATTR_LOG_LEVEL] = BUILD_POLICY(U32), |
| [BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_MULTICAST_FANOUT] = BUILD_POLICY(U32), |
| [BATADV_ATTR_NETWORK_CODING_ENABLED] = BUILD_POLICY(U8), |
| [BATADV_ATTR_ORIG_INTERVAL] = BUILD_POLICY(U32), |
| [BATADV_ATTR_ELP_INTERVAL] = BUILD_POLICY(U32), |
| [BATADV_ATTR_THROUGHPUT_OVERRIDE] = BUILD_POLICY(U32), |
| }; |
| |
| /***************** genl fou type systems *****************/ |
| static const NLAPolicy genl_fou_policies[] = { |
| [FOU_ATTR_PORT] = BUILD_POLICY(U16), |
| [FOU_ATTR_AF] = BUILD_POLICY(U8), |
| [FOU_ATTR_IPPROTO] = BUILD_POLICY(U8), |
| [FOU_ATTR_TYPE] = BUILD_POLICY(U8), |
| [FOU_ATTR_REMCSUM_NOPARTIAL] = BUILD_POLICY(FLAG), |
| [FOU_ATTR_LOCAL_V4] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in_addr)), |
| [FOU_ATTR_PEER_V4] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in_addr)), |
| [FOU_ATTR_LOCAL_V6] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in6_addr)), |
| [FOU_ATTR_PEER_V6] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in6_addr)), |
| [FOU_ATTR_PEER_PORT] = BUILD_POLICY(U16), |
| [FOU_ATTR_IFINDEX] = BUILD_POLICY(U32), |
| }; |
| |
| /***************** genl l2tp type systems *****************/ |
| static const NLAPolicy genl_l2tp_policies[] = { |
| [L2TP_ATTR_PW_TYPE] = BUILD_POLICY(U16), |
| [L2TP_ATTR_ENCAP_TYPE] = BUILD_POLICY(U16), |
| [L2TP_ATTR_OFFSET] = BUILD_POLICY(U16), |
| [L2TP_ATTR_DATA_SEQ] = BUILD_POLICY(U16), |
| [L2TP_ATTR_L2SPEC_TYPE] = BUILD_POLICY(U8), |
| [L2TP_ATTR_L2SPEC_LEN] = BUILD_POLICY(U8), |
| [L2TP_ATTR_PROTO_VERSION] = BUILD_POLICY(U8), |
| [L2TP_ATTR_IFNAME] = BUILD_POLICY(STRING), |
| [L2TP_ATTR_CONN_ID] = BUILD_POLICY(U32), |
| [L2TP_ATTR_PEER_CONN_ID] = BUILD_POLICY(U32), |
| [L2TP_ATTR_SESSION_ID] = BUILD_POLICY(U32), |
| [L2TP_ATTR_PEER_SESSION_ID] = BUILD_POLICY(U32), |
| [L2TP_ATTR_UDP_CSUM] = BUILD_POLICY(U8), |
| [L2TP_ATTR_VLAN_ID] = BUILD_POLICY(U16), |
| [L2TP_ATTR_RECV_SEQ] = BUILD_POLICY(U8), |
| [L2TP_ATTR_SEND_SEQ] = BUILD_POLICY(U8), |
| [L2TP_ATTR_LNS_MODE] = BUILD_POLICY(U8), |
| [L2TP_ATTR_USING_IPSEC] = BUILD_POLICY(U8), |
| [L2TP_ATTR_FD] = BUILD_POLICY(U32), |
| [L2TP_ATTR_IP_SADDR] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in_addr)), |
| [L2TP_ATTR_IP_DADDR] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in_addr)), |
| [L2TP_ATTR_UDP_SPORT] = BUILD_POLICY(U16), |
| [L2TP_ATTR_UDP_DPORT] = BUILD_POLICY(U16), |
| [L2TP_ATTR_IP6_SADDR] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in6_addr)), |
| [L2TP_ATTR_IP6_DADDR] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in6_addr)), |
| [L2TP_ATTR_UDP_ZERO_CSUM6_TX] = BUILD_POLICY(FLAG), |
| [L2TP_ATTR_UDP_ZERO_CSUM6_RX] = BUILD_POLICY(FLAG), |
| }; |
| |
| /***************** genl macsec type systems *****************/ |
| static const NLAPolicy genl_macsec_rxsc_policies[] = { |
| [MACSEC_RXSC_ATTR_SCI] = BUILD_POLICY(U64), |
| }; |
| |
| DEFINE_POLICY_SET(genl_macsec_rxsc); |
| |
| static const NLAPolicy genl_macsec_sa_policies[] = { |
| [MACSEC_SA_ATTR_AN] = BUILD_POLICY(U8), |
| [MACSEC_SA_ATTR_ACTIVE] = BUILD_POLICY(U8), |
| [MACSEC_SA_ATTR_PN] = BUILD_POLICY(U32), |
| [MACSEC_SA_ATTR_KEYID] = BUILD_POLICY_WITH_SIZE(BINARY, MACSEC_KEYID_LEN), |
| [MACSEC_SA_ATTR_KEY] = BUILD_POLICY_WITH_SIZE(BINARY, MACSEC_MAX_KEY_LEN), |
| }; |
| |
| DEFINE_POLICY_SET(genl_macsec_sa); |
| |
| static const NLAPolicy genl_macsec_policies[] = { |
| [MACSEC_ATTR_IFINDEX] = BUILD_POLICY(U32), |
| [MACSEC_ATTR_RXSC_CONFIG] = BUILD_POLICY_NESTED(genl_macsec_rxsc), |
| [MACSEC_ATTR_SA_CONFIG] = BUILD_POLICY_NESTED(genl_macsec_sa), |
| }; |
| |
| /***************** genl NetLabel type systems *****************/ |
| static const NLAPolicy genl_netlabel_policies[] = { |
| [NLBL_UNLABEL_A_IPV4ADDR] = BUILD_POLICY(IN_ADDR), |
| [NLBL_UNLABEL_A_IPV4MASK] = BUILD_POLICY(IN_ADDR), |
| [NLBL_UNLABEL_A_IPV6ADDR] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in6_addr)), |
| [NLBL_UNLABEL_A_IPV6MASK] = BUILD_POLICY_WITH_SIZE(IN_ADDR, sizeof(struct in6_addr)), |
| [NLBL_UNLABEL_A_IFACE] = BUILD_POLICY_WITH_SIZE(STRING, IFNAMSIZ-1), |
| [NLBL_UNLABEL_A_SECCTX] = BUILD_POLICY(STRING), |
| }; |
| |
| /***************** genl nl80211 type systems *****************/ |
| static const NLAPolicy genl_nl80211_policies[] = { |
| [NL80211_ATTR_WIPHY] = BUILD_POLICY(U32), |
| [NL80211_ATTR_WIPHY_NAME] = BUILD_POLICY(STRING), |
| [NL80211_ATTR_IFINDEX] = BUILD_POLICY(U32), |
| [NL80211_ATTR_IFNAME] = BUILD_POLICY_WITH_SIZE(STRING, IFNAMSIZ-1), |
| [NL80211_ATTR_IFTYPE] = BUILD_POLICY(U32), |
| [NL80211_ATTR_MAC] = BUILD_POLICY_WITH_SIZE(ETHER_ADDR, ETH_ALEN), |
| [NL80211_ATTR_SSID] = BUILD_POLICY_WITH_SIZE(BINARY, IEEE80211_MAX_SSID_LEN), |
| [NL80211_ATTR_STATUS_CODE] = BUILD_POLICY(U16), |
| [NL80211_ATTR_4ADDR] = BUILD_POLICY(U8), |
| }; |
| |
| /***************** genl wireguard type systems *****************/ |
| static const NLAPolicy genl_wireguard_allowedip_policies[] = { |
| [WGALLOWEDIP_A_FAMILY] = BUILD_POLICY(U16), |
| [WGALLOWEDIP_A_IPADDR] = BUILD_POLICY(IN_ADDR), |
| [WGALLOWEDIP_A_CIDR_MASK] = BUILD_POLICY(U8), |
| }; |
| |
| DEFINE_POLICY_SET(genl_wireguard_allowedip); |
| |
| static const NLAPolicy genl_wireguard_peer_policies[] = { |
| [WGPEER_A_PUBLIC_KEY] = BUILD_POLICY_WITH_SIZE(BINARY, WG_KEY_LEN), |
| [WGPEER_A_FLAGS] = BUILD_POLICY(U32), |
| [WGPEER_A_PRESHARED_KEY] = BUILD_POLICY_WITH_SIZE(BINARY, WG_KEY_LEN), |
| [WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL] = BUILD_POLICY(U16), |
| [WGPEER_A_ENDPOINT] = BUILD_POLICY(SOCKADDR), |
| [WGPEER_A_ALLOWEDIPS] = BUILD_POLICY_NESTED(genl_wireguard_allowedip), |
| }; |
| |
| DEFINE_POLICY_SET(genl_wireguard_peer); |
| |
| static const NLAPolicy genl_wireguard_policies[] = { |
| [WGDEVICE_A_IFINDEX] = BUILD_POLICY(U32), |
| [WGDEVICE_A_IFNAME] = BUILD_POLICY_WITH_SIZE(STRING, IFNAMSIZ-1), |
| [WGDEVICE_A_FLAGS] = BUILD_POLICY(U32), |
| [WGDEVICE_A_PRIVATE_KEY] = BUILD_POLICY_WITH_SIZE(BINARY, WG_KEY_LEN), |
| [WGDEVICE_A_LISTEN_PORT] = BUILD_POLICY(U16), |
| [WGDEVICE_A_FWMARK] = BUILD_POLICY(U32), |
| [WGDEVICE_A_PEERS] = BUILD_POLICY_NESTED(genl_wireguard_peer), |
| }; |
| |
| /***************** genl families *****************/ |
| static const NLAPolicySetUnionElement genl_policy_set_union_elements[] = { |
| BUILD_UNION_ELEMENT_BY_STRING(CTRL_GENL_NAME, genl_ctrl), |
| BUILD_UNION_ELEMENT_BY_STRING(BATADV_NL_NAME, genl_batadv), |
| BUILD_UNION_ELEMENT_BY_STRING(FOU_GENL_NAME, genl_fou), |
| BUILD_UNION_ELEMENT_BY_STRING(L2TP_GENL_NAME, genl_l2tp), |
| BUILD_UNION_ELEMENT_BY_STRING(MACSEC_GENL_NAME, genl_macsec), |
| BUILD_UNION_ELEMENT_BY_STRING(NETLBL_NLTYPE_UNLABELED_NAME, genl_netlabel), |
| BUILD_UNION_ELEMENT_BY_STRING(NL80211_GENL_NAME, genl_nl80211), |
| BUILD_UNION_ELEMENT_BY_STRING(WG_GENL_NAME, genl_wireguard), |
| }; |
| |
| /* This is the root type system union, so match_attribute is not necessary. */ |
| DEFINE_POLICY_SET_UNION(genl, 0); |
| |
| const NLAPolicySet *genl_get_policy_set_by_name(const char *name) { |
| return policy_set_union_get_policy_set_by_string(&genl_policy_set_union, name); |
| } |
