diff options
Diffstat (limited to 'src/libsystemd/sd-netlink/netlink-types.c')
-rw-r--r-- | src/libsystemd/sd-netlink/netlink-types.c | 949 |
1 files changed, 949 insertions, 0 deletions
diff --git a/src/libsystemd/sd-netlink/netlink-types.c b/src/libsystemd/sd-netlink/netlink-types.c new file mode 100644 index 0000000..9dcd3f2 --- /dev/null +++ b/src/libsystemd/sd-netlink/netlink-types.c @@ -0,0 +1,949 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include <netinet/in.h> +#include <stdint.h> +#include <sys/socket.h> +#include <linux/netlink.h> +#include <linux/rtnetlink.h> +#include <linux/genetlink.h> +#include <linux/ip.h> +#include <linux/if.h> +#include <linux/can/netlink.h> +#include <linux/fib_rules.h> +#include <linux/if_addr.h> +#include <linux/if_addrlabel.h> +#include <linux/if_bridge.h> +#include <linux/if_link.h> +#include <linux/if_tunnel.h> +#include <linux/veth.h> + +#if HAVE_LINUX_FOU_H +#include <linux/fou.h> +#endif + +#if HAVE_LINUX_CAN_VXCAN_H +#include <linux/can/vxcan.h> +#endif + +#include "macro.h" +#include "missing.h" +#include "netlink-types.h" +#include "sd-netlink.h" +#include "string-table.h" +#include "util.h" +#include "wireguard-netlink.h" + +/* Maximum ARP IP target defined in kernel */ +#define BOND_MAX_ARP_TARGETS 16 + +typedef enum { + BOND_ARP_TARGETS_0, + BOND_ARP_TARGETS_1, + BOND_ARP_TARGETS_2, + BOND_ARP_TARGETS_3, + BOND_ARP_TARGETS_4, + BOND_ARP_TARGETS_5, + BOND_ARP_TARGETS_6, + BOND_ARP_TARGETS_7, + BOND_ARP_TARGETS_8, + BOND_ARP_TARGETS_9, + BOND_ARP_TARGETS_10, + BOND_ARP_TARGETS_11, + BOND_ARP_TARGETS_12, + BOND_ARP_TARGETS_13, + BOND_ARP_TARGETS_14, + BOND_ARP_TARGETS_MAX = BOND_MAX_ARP_TARGETS, +} BondArpTargets; + +struct NLType { + uint16_t type; + size_t size; + const NLTypeSystem *type_system; + const NLTypeSystemUnion *type_system_union; +}; + +struct NLTypeSystem { + uint16_t count; + const NLType *types; +}; + +static const NLTypeSystem rtnl_link_type_system; + +static const NLType empty_types[1] = { + /* fake array to avoid .types==NULL, which denotes invalid type-systems */ +}; + +static const NLTypeSystem empty_type_system = { + .count = 0, + .types = empty_types, +}; + +static const NLType rtnl_link_info_data_veth_types[] = { + [VETH_INFO_PEER] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) }, +}; + +static const NLType rtnl_link_info_data_vxcan_types[] = { + [VXCAN_INFO_PEER] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) }, +}; + +static const NLType rtnl_link_info_data_ipvlan_types[] = { + [IFLA_IPVLAN_MODE] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPVLAN_FLAGS] = { .type = NETLINK_TYPE_U16 }, +}; + +static const NLType rtnl_link_info_data_macvlan_types[] = { + [IFLA_MACVLAN_MODE] = { .type = NETLINK_TYPE_U32 }, + [IFLA_MACVLAN_FLAGS] = { .type = NETLINK_TYPE_U16 }, +}; + +static const NLType rtnl_link_info_data_bridge_types[] = { + [IFLA_BR_FORWARD_DELAY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_HELLO_TIME] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_MAX_AGE] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_AGEING_TIME] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_STP_STATE] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_PRIORITY] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_VLAN_FILTERING] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_VLAN_PROTOCOL] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_GROUP_FWD_MASK] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_ROOT_PORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_ROOT_PATH_COST] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_TOPOLOGY_CHANGE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_TOPOLOGY_CHANGE_DETECTED] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_HELLO_TIMER] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_TCN_TIMER] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_TOPOLOGY_CHANGE_TIMER] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_GC_TIMER] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_GROUP_ADDR] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_FDB_FLUSH] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_MCAST_ROUTER] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_MCAST_SNOOPING] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_MCAST_QUERY_USE_IFADDR] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_MCAST_QUERIER] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_MCAST_HASH_ELASTICITY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_MCAST_HASH_MAX] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_MCAST_LAST_MEMBER_CNT] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BR_MCAST_STARTUP_QUERY_CNT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BR_MCAST_LAST_MEMBER_INTVL] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_MCAST_MEMBERSHIP_INTVL] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_MCAST_QUERIER_INTVL] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_MCAST_QUERY_INTVL] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_MCAST_QUERY_RESPONSE_INTVL] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_MCAST_STARTUP_QUERY_INTVL] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BR_NF_CALL_IPTABLES] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_NF_CALL_IP6TABLES] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_NF_CALL_ARPTABLES] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BR_VLAN_DEFAULT_PVID] = { .type = NETLINK_TYPE_U16 }, +}; + +static const NLType rtnl_link_info_data_vlan_types[] = { + [IFLA_VLAN_ID] = { .type = NETLINK_TYPE_U16 }, +/* + [IFLA_VLAN_FLAGS] = { .len = sizeof(struct ifla_vlan_flags) }, + [IFLA_VLAN_EGRESS_QOS] = { .type = NETLINK_TYPE_NESTED }, + [IFLA_VLAN_INGRESS_QOS] = { .type = NETLINK_TYPE_NESTED }, +*/ + [IFLA_VLAN_PROTOCOL] = { .type = NETLINK_TYPE_U16 }, +}; + +static const NLType rtnl_link_info_data_vxlan_types[] = { + [IFLA_VXLAN_ID] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VXLAN_GROUP] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_VXLAN_LINK] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VXLAN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_VXLAN_TTL] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_TOS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_LEARNING] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_AGEING] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VXLAN_LIMIT] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VXLAN_PORT_RANGE] = { .type = NETLINK_TYPE_U32}, + [IFLA_VXLAN_PROXY] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_RSC] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_L2MISS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_L3MISS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_PORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_VXLAN_GROUP6] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_VXLAN_LOCAL6] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_VXLAN_UDP_CSUM] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_UDP_ZERO_CSUM6_TX] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_UDP_ZERO_CSUM6_RX] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_REMCSUM_TX] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_REMCSUM_RX] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_GBP] = { .type = NETLINK_TYPE_FLAG }, + [IFLA_VXLAN_REMCSUM_NOPARTIAL] = { .type = NETLINK_TYPE_FLAG }, + [IFLA_VXLAN_COLLECT_METADATA] = { .type = NETLINK_TYPE_U8 }, + [IFLA_VXLAN_LABEL] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VXLAN_GPE] = { .type = NETLINK_TYPE_FLAG }, +}; + +static const NLType rtnl_bond_arp_target_types[] = { + [BOND_ARP_TARGETS_0] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_1] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_2] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_3] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_4] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_5] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_6] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_7] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_8] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_9] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_10] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_11] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_12] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_13] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_14] = { .type = NETLINK_TYPE_U32 }, + [BOND_ARP_TARGETS_MAX] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_bond_arp_type_system = { + .count = ELEMENTSOF(rtnl_bond_arp_target_types), + .types = rtnl_bond_arp_target_types, +}; + +static const NLType rtnl_link_info_data_bond_types[] = { + [IFLA_BOND_MODE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_ACTIVE_SLAVE] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_MIIMON] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_UPDELAY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_DOWNDELAY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_USE_CARRIER] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_ARP_INTERVAL] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_ARP_IP_TARGET] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_bond_arp_type_system }, + [IFLA_BOND_ARP_VALIDATE] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_ARP_ALL_TARGETS] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_PRIMARY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_PRIMARY_RESELECT] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_FAIL_OVER_MAC] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_XMIT_HASH_POLICY] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_RESEND_IGMP] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_NUM_PEER_NOTIF] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_ALL_SLAVES_ACTIVE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_MIN_LINKS] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_LP_INTERVAL] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_PACKETS_PER_SLAVE] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BOND_AD_LACP_RATE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_AD_SELECT] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BOND_AD_INFO] = { .type = NETLINK_TYPE_NESTED }, + [IFLA_BOND_AD_ACTOR_SYS_PRIO] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BOND_AD_USER_PORT_KEY] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BOND_AD_ACTOR_SYSTEM] = { .type = NETLINK_TYPE_ETHER_ADDR }, + [IFLA_BOND_TLB_DYNAMIC_LB] = { .type = NETLINK_TYPE_U8 }, +}; + +static const NLType rtnl_link_info_data_iptun_types[] = { + [IFLA_IPTUN_LINK] = { .type = NETLINK_TYPE_U32 }, + [IFLA_IPTUN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_IPTUN_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_IPTUN_TTL] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_TOS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_PMTUDISC] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_FLAGS] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPTUN_PROTO] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_6RD_PREFIX] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_IPTUN_6RD_RELAY_PREFIX] = { .type = NETLINK_TYPE_U32 }, + [IFLA_IPTUN_6RD_PREFIXLEN] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPTUN_6RD_RELAY_PREFIXLEN] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPTUN_ENCAP_TYPE] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPTUN_ENCAP_FLAGS] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPTUN_ENCAP_SPORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_IPTUN_ENCAP_DPORT] = { .type = NETLINK_TYPE_U16 }, +}; + +static const NLType rtnl_link_info_data_ipgre_types[] = { + [IFLA_GRE_LINK] = { .type = NETLINK_TYPE_U32 }, + [IFLA_GRE_IFLAGS] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GRE_OFLAGS] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GRE_IKEY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_GRE_OKEY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_GRE_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_GRE_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_GRE_TTL] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GRE_TOS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GRE_PMTUDISC] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GRE_FLOWINFO] = { .type = NETLINK_TYPE_U32 }, + [IFLA_GRE_FLAGS] = { .type = NETLINK_TYPE_U32 }, + [IFLA_GRE_ENCAP_TYPE] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GRE_ENCAP_FLAGS] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GRE_ENCAP_SPORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GRE_ENCAP_DPORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GRE_ERSPAN_INDEX] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLType rtnl_link_info_data_ipvti_types[] = { + [IFLA_VTI_LINK] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VTI_IKEY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VTI_OKEY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_VTI_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_VTI_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR }, +}; + +static const NLType rtnl_link_info_data_ip6tnl_types[] = { + [IFLA_IPTUN_LINK] = { .type = NETLINK_TYPE_U32 }, + [IFLA_IPTUN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_IPTUN_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_IPTUN_TTL] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_FLAGS] = { .type = NETLINK_TYPE_U32 }, + [IFLA_IPTUN_PROTO] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_ENCAP_LIMIT] = { .type = NETLINK_TYPE_U8 }, + [IFLA_IPTUN_FLOWINFO] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLType rtnl_link_info_data_vrf_types[] = { + [IFLA_VRF_TABLE] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLType rtnl_link_info_data_geneve_types[] = { + [IFLA_GENEVE_ID] = { .type = NETLINK_TYPE_U32 }, + [IFLA_GENEVE_TTL] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GENEVE_TOS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GENEVE_PORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_GENEVE_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_GENEVE_REMOTE6] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_GENEVE_UDP_CSUM] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GENEVE_UDP_ZERO_CSUM6_TX] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GENEVE_UDP_ZERO_CSUM6_RX] = { .type = NETLINK_TYPE_U8 }, + [IFLA_GENEVE_LABEL] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLType rtnl_link_info_data_can_types[] = { + [IFLA_CAN_BITTIMING] = { .size = sizeof(struct can_bittiming) }, + [IFLA_CAN_RESTART_MS] = { .type = NETLINK_TYPE_U32 }, +}; + +/* these strings must match the .kind entries in the kernel */ +static const char* const nl_union_link_info_data_table[] = { + [NL_UNION_LINK_INFO_DATA_BOND] = "bond", + [NL_UNION_LINK_INFO_DATA_BRIDGE] = "bridge", + [NL_UNION_LINK_INFO_DATA_VLAN] = "vlan", + [NL_UNION_LINK_INFO_DATA_VETH] = "veth", + [NL_UNION_LINK_INFO_DATA_DUMMY] = "dummy", + [NL_UNION_LINK_INFO_DATA_MACVLAN] = "macvlan", + [NL_UNION_LINK_INFO_DATA_MACVTAP] = "macvtap", + [NL_UNION_LINK_INFO_DATA_IPVLAN] = "ipvlan", + [NL_UNION_LINK_INFO_DATA_VXLAN] = "vxlan", + [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = "ipip", + [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = "gre", + [NL_UNION_LINK_INFO_DATA_ERSPAN] = "erspan", + [NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = "gretap", + [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = "ip6gre", + [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = "ip6gretap", + [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = "sit", + [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = "vti", + [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = "vti6", + [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = "ip6tnl", + [NL_UNION_LINK_INFO_DATA_VRF] = "vrf", + [NL_UNION_LINK_INFO_DATA_VCAN] = "vcan", + [NL_UNION_LINK_INFO_DATA_GENEVE] = "geneve", + [NL_UNION_LINK_INFO_DATA_VXCAN] = "vxcan", + [NL_UNION_LINK_INFO_DATA_WIREGUARD] = "wireguard", + [NL_UNION_LINK_INFO_DATA_NETDEVSIM] = "netdevsim", + [NL_UNION_LINK_INFO_DATA_CAN] = "can", +}; + +DEFINE_STRING_TABLE_LOOKUP(nl_union_link_info_data, NLUnionLinkInfoData); + +static const NLTypeSystem rtnl_link_info_data_type_systems[] = { + [NL_UNION_LINK_INFO_DATA_BOND] = { .count = ELEMENTSOF(rtnl_link_info_data_bond_types), + .types = rtnl_link_info_data_bond_types }, + [NL_UNION_LINK_INFO_DATA_BRIDGE] = { .count = ELEMENTSOF(rtnl_link_info_data_bridge_types), + .types = rtnl_link_info_data_bridge_types }, + [NL_UNION_LINK_INFO_DATA_VLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vlan_types), + .types = rtnl_link_info_data_vlan_types }, + [NL_UNION_LINK_INFO_DATA_VETH] = { .count = ELEMENTSOF(rtnl_link_info_data_veth_types), + .types = rtnl_link_info_data_veth_types }, + [NL_UNION_LINK_INFO_DATA_MACVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types), + .types = rtnl_link_info_data_macvlan_types }, + [NL_UNION_LINK_INFO_DATA_MACVTAP] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types), + .types = rtnl_link_info_data_macvlan_types }, + [NL_UNION_LINK_INFO_DATA_IPVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvlan_types), + .types = rtnl_link_info_data_ipvlan_types }, + [NL_UNION_LINK_INFO_DATA_VXLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vxlan_types), + .types = rtnl_link_info_data_vxlan_types }, + [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types), + .types = rtnl_link_info_data_iptun_types }, + [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types), + .types = rtnl_link_info_data_ipgre_types }, + [NL_UNION_LINK_INFO_DATA_ERSPAN] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types), + .types = rtnl_link_info_data_ipgre_types }, + [NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types), + .types = rtnl_link_info_data_ipgre_types }, + [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types), + .types = rtnl_link_info_data_ipgre_types }, + [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types), + .types = rtnl_link_info_data_ipgre_types }, + [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types), + .types = rtnl_link_info_data_iptun_types }, + [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types), + .types = rtnl_link_info_data_ipvti_types }, + [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types), + .types = rtnl_link_info_data_ipvti_types }, + [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ip6tnl_types), + .types = rtnl_link_info_data_ip6tnl_types }, + [NL_UNION_LINK_INFO_DATA_VRF] = { .count = ELEMENTSOF(rtnl_link_info_data_vrf_types), + .types = rtnl_link_info_data_vrf_types }, + [NL_UNION_LINK_INFO_DATA_GENEVE] = { .count = ELEMENTSOF(rtnl_link_info_data_geneve_types), + .types = rtnl_link_info_data_geneve_types }, + [NL_UNION_LINK_INFO_DATA_VXCAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vxcan_types), + .types = rtnl_link_info_data_vxcan_types }, + [NL_UNION_LINK_INFO_DATA_CAN] = { .count = ELEMENTSOF(rtnl_link_info_data_can_types), + .types = rtnl_link_info_data_can_types }, +}; + +static const NLTypeSystemUnion rtnl_link_info_data_type_system_union = { + .num = _NL_UNION_LINK_INFO_DATA_MAX, + .lookup = nl_union_link_info_data_from_string, + .type_systems = rtnl_link_info_data_type_systems, + .match_type = NL_MATCH_SIBLING, + .match = IFLA_INFO_KIND, +}; + +static const NLType rtnl_link_info_types[] = { + [IFLA_INFO_KIND] = { .type = NETLINK_TYPE_STRING }, + [IFLA_INFO_DATA] = { .type = NETLINK_TYPE_UNION, .type_system_union = &rtnl_link_info_data_type_system_union}, +/* + [IFLA_INFO_XSTATS], + [IFLA_INFO_SLAVE_KIND] = { .type = NETLINK_TYPE_STRING }, + [IFLA_INFO_SLAVE_DATA] = { .type = NETLINK_TYPE_NESTED }, +*/ +}; + +static const NLTypeSystem rtnl_link_info_type_system = { + .count = ELEMENTSOF(rtnl_link_info_types), + .types = rtnl_link_info_types, +}; + +static const struct NLType rtnl_prot_info_bridge_port_types[] = { + [IFLA_BRPORT_STATE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_COST] = { .type = NETLINK_TYPE_U32 }, + [IFLA_BRPORT_PRIORITY] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BRPORT_MODE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_GUARD] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_PROTECT] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_FAST_LEAVE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_LEARNING] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_UNICAST_FLOOD] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_PROXYARP] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_LEARNING_SYNC] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_PROXYARP_WIFI] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_ROOT_ID] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_BRIDGE_ID] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_DESIGNATED_PORT] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BRPORT_DESIGNATED_COST] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BRPORT_ID] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BRPORT_NO] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BRPORT_TOPOLOGY_CHANGE_ACK] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_CONFIG_PENDING] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_MESSAGE_AGE_TIMER] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BRPORT_FORWARD_DELAY_TIMER] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BRPORT_HOLD_TIMER] = { .type = NETLINK_TYPE_U64 }, + [IFLA_BRPORT_FLUSH] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_MULTICAST_ROUTER] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_PAD] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_MCAST_FLOOD] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_MCAST_TO_UCAST] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_VLAN_TUNNEL] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_BCAST_FLOOD] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_GROUP_FWD_MASK] = { .type = NETLINK_TYPE_U16 }, + [IFLA_BRPORT_NEIGH_SUPPRESS] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_ISOLATED] = { .type = NETLINK_TYPE_U8 }, + [IFLA_BRPORT_BACKUP_PORT] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_prot_info_type_systems[] = { + [AF_BRIDGE] = { .count = ELEMENTSOF(rtnl_prot_info_bridge_port_types), + .types = rtnl_prot_info_bridge_port_types }, +}; + +static const NLTypeSystemUnion rtnl_prot_info_type_system_union = { + .num = AF_MAX, + .type_systems = rtnl_prot_info_type_systems, + .match_type = NL_MATCH_PROTOCOL, +}; + +static const struct NLType rtnl_af_spec_inet6_types[] = { + [IFLA_INET6_FLAGS] = { .type = NETLINK_TYPE_U32 }, +/* + IFLA_INET6_CONF, + IFLA_INET6_STATS, + IFLA_INET6_MCAST, + IFLA_INET6_CACHEINFO, + IFLA_INET6_ICMP6STATS, +*/ + [IFLA_INET6_TOKEN] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFLA_INET6_ADDR_GEN_MODE] = { .type = NETLINK_TYPE_U8 }, +}; + +static const NLTypeSystem rtnl_af_spec_inet6_type_system = { + .count = ELEMENTSOF(rtnl_af_spec_inet6_types), + .types = rtnl_af_spec_inet6_types, +}; + +static const NLType rtnl_af_spec_types[] = { + [AF_INET6] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_af_spec_inet6_type_system }, +}; + +static const NLTypeSystem rtnl_af_spec_type_system = { + .count = ELEMENTSOF(rtnl_af_spec_types), + .types = rtnl_af_spec_types, +}; + +static const NLType rtnl_link_types[] = { + [IFLA_ADDRESS] = { .type = NETLINK_TYPE_ETHER_ADDR }, + [IFLA_BROADCAST] = { .type = NETLINK_TYPE_ETHER_ADDR }, + [IFLA_IFNAME] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ - 1 }, + [IFLA_MTU] = { .type = NETLINK_TYPE_U32 }, + [IFLA_LINK] = { .type = NETLINK_TYPE_U32 }, +/* + [IFLA_QDISC], + [IFLA_STATS], + [IFLA_COST], + [IFLA_PRIORITY], +*/ + [IFLA_MASTER] = { .type = NETLINK_TYPE_U32 }, +/* + [IFLA_WIRELESS], +*/ + [IFLA_PROTINFO] = { .type = NETLINK_TYPE_UNION, .type_system_union = &rtnl_prot_info_type_system_union }, + [IFLA_TXQLEN] = { .type = NETLINK_TYPE_U32 }, +/* + [IFLA_MAP] = { .len = sizeof(struct rtnl_link_ifmap) }, +*/ + [IFLA_WEIGHT] = { .type = NETLINK_TYPE_U32 }, + [IFLA_OPERSTATE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_LINKMODE] = { .type = NETLINK_TYPE_U8 }, + [IFLA_LINKINFO] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_info_type_system }, + [IFLA_NET_NS_PID] = { .type = NETLINK_TYPE_U32 }, + [IFLA_IFALIAS] = { .type = NETLINK_TYPE_STRING, .size = IFALIASZ - 1 }, +/* + [IFLA_NUM_VF], + [IFLA_VFINFO_LIST] = {. type = NETLINK_TYPE_NESTED, }, + [IFLA_STATS64], + [IFLA_VF_PORTS] = { .type = NETLINK_TYPE_NESTED }, + [IFLA_PORT_SELF] = { .type = NETLINK_TYPE_NESTED }, +*/ + [IFLA_AF_SPEC] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_af_spec_type_system }, +/* + [IFLA_VF_PORTS], + [IFLA_PORT_SELF], + [IFLA_AF_SPEC], +*/ + [IFLA_GROUP] = { .type = NETLINK_TYPE_U32 }, + [IFLA_NET_NS_FD] = { .type = NETLINK_TYPE_U32 }, + [IFLA_EXT_MASK] = { .type = NETLINK_TYPE_U32 }, + [IFLA_PROMISCUITY] = { .type = NETLINK_TYPE_U32 }, + [IFLA_NUM_TX_QUEUES] = { .type = NETLINK_TYPE_U32 }, + [IFLA_NUM_RX_QUEUES] = { .type = NETLINK_TYPE_U32 }, + [IFLA_CARRIER] = { .type = NETLINK_TYPE_U8 }, +/* + [IFLA_PHYS_PORT_ID] = { .type = NETLINK_TYPE_BINARY, .len = MAX_PHYS_PORT_ID_LEN }, +*/ +}; + +static const NLTypeSystem rtnl_link_type_system = { + .count = ELEMENTSOF(rtnl_link_types), + .types = rtnl_link_types, +}; + +/* IFA_FLAGS was defined in kernel 3.14, but we still support older + * kernels where IFA_MAX is lower. */ +static const NLType rtnl_address_types[] = { + [IFA_ADDRESS] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFA_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR }, + [IFA_LABEL] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ - 1 }, + [IFA_BROADCAST] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */ + [IFA_CACHEINFO] = { .type = NETLINK_TYPE_CACHE_INFO, .size = sizeof(struct ifa_cacheinfo) }, +/* + [IFA_ANYCAST], + [IFA_MULTICAST], +*/ + [IFA_FLAGS] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_address_type_system = { + .count = ELEMENTSOF(rtnl_address_types), + .types = rtnl_address_types, +}; + +/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ + +static const NLType rtnl_route_metrics_types[] = { + [RTAX_MTU] = { .type = NETLINK_TYPE_U32 }, + [RTAX_WINDOW] = { .type = NETLINK_TYPE_U32 }, + [RTAX_RTT] = { .type = NETLINK_TYPE_U32 }, + [RTAX_RTTVAR] = { .type = NETLINK_TYPE_U32 }, + [RTAX_SSTHRESH] = { .type = NETLINK_TYPE_U32 }, + [RTAX_CWND] = { .type = NETLINK_TYPE_U32 }, + [RTAX_ADVMSS] = { .type = NETLINK_TYPE_U32 }, + [RTAX_REORDERING] = { .type = NETLINK_TYPE_U32 }, + [RTAX_HOPLIMIT] = { .type = NETLINK_TYPE_U32 }, + [RTAX_INITCWND] = { .type = NETLINK_TYPE_U32 }, + [RTAX_FEATURES] = { .type = NETLINK_TYPE_U32 }, + [RTAX_RTO_MIN] = { .type = NETLINK_TYPE_U32 }, + [RTAX_INITRWND] = { .type = NETLINK_TYPE_U32 }, + [RTAX_QUICKACK] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_route_metrics_type_system = { + .count = ELEMENTSOF(rtnl_route_metrics_types), + .types = rtnl_route_metrics_types, +}; + +static const NLType rtnl_route_types[] = { + [RTA_DST] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */ + [RTA_SRC] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */ + [RTA_IIF] = { .type = NETLINK_TYPE_U32 }, + [RTA_OIF] = { .type = NETLINK_TYPE_U32 }, + [RTA_GATEWAY] = { .type = NETLINK_TYPE_IN_ADDR }, + [RTA_PRIORITY] = { .type = NETLINK_TYPE_U32 }, + [RTA_PREFSRC] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */ + [RTA_METRICS] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_metrics_type_system}, +/* [RTA_MULTIPATH] = { .len = sizeof(struct rtnexthop) }, +*/ + [RTA_FLOW] = { .type = NETLINK_TYPE_U32 }, /* 6? */ +/* + RTA_CACHEINFO, + RTA_TABLE, + RTA_MARK, + RTA_MFC_STATS, + RTA_VIA, + RTA_NEWDST, +*/ + [RTA_PREF] = { .type = NETLINK_TYPE_U8 }, +/* + RTA_ENCAP_TYPE, + RTA_ENCAP, + */ + [RTA_EXPIRES] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_route_type_system = { + .count = ELEMENTSOF(rtnl_route_types), + .types = rtnl_route_types, +}; + +static const NLType rtnl_neigh_types[] = { + [NDA_DST] = { .type = NETLINK_TYPE_IN_ADDR }, + [NDA_LLADDR] = { .type = NETLINK_TYPE_ETHER_ADDR }, + [NDA_CACHEINFO] = { .type = NETLINK_TYPE_CACHE_INFO, .size = sizeof(struct nda_cacheinfo) }, + [NDA_PROBES] = { .type = NETLINK_TYPE_U32 }, + [NDA_VLAN] = { .type = NETLINK_TYPE_U16 }, + [NDA_PORT] = { .type = NETLINK_TYPE_U16 }, + [NDA_VNI] = { .type = NETLINK_TYPE_U32 }, + [NDA_IFINDEX] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_neigh_type_system = { + .count = ELEMENTSOF(rtnl_neigh_types), + .types = rtnl_neigh_types, +}; + +static const NLType rtnl_addrlabel_types[] = { + [IFAL_ADDRESS] = { .type = NETLINK_TYPE_IN_ADDR, .size = sizeof(struct in6_addr) }, + [IFAL_LABEL] = { .type = NETLINK_TYPE_U32 }, +}; + +static const NLTypeSystem rtnl_addrlabel_type_system = { + .count = ELEMENTSOF(rtnl_addrlabel_types), + .types = rtnl_addrlabel_types, +}; + +static const NLType rtnl_routing_policy_rule_types[] = { + [FRA_DST] = { .type = NETLINK_TYPE_IN_ADDR }, + [FRA_SRC] = { .type = NETLINK_TYPE_IN_ADDR }, + [FRA_IIFNAME] = { .type = NETLINK_TYPE_STRING }, + [RTA_OIF] = { .type = NETLINK_TYPE_U32 }, + [RTA_GATEWAY] = { .type = NETLINK_TYPE_IN_ADDR }, + [FRA_PRIORITY] = { .type = NETLINK_TYPE_U32 }, + [FRA_FWMARK] = { .type = NETLINK_TYPE_U32 }, + [FRA_FLOW] = { .type = NETLINK_TYPE_U32 }, + [FRA_TUN_ID] = { .type = NETLINK_TYPE_U32 }, + [FRA_SUPPRESS_IFGROUP] = { .type = NETLINK_TYPE_U32 }, + [FRA_SUPPRESS_PREFIXLEN] = { .type = NETLINK_TYPE_U32 }, + [FRA_TABLE] = { .type = NETLINK_TYPE_U32 }, + [FRA_FWMASK] = { .type = NETLINK_TYPE_U32 }, + [FRA_OIFNAME] = { .type = NETLINK_TYPE_STRING }, + [FRA_PAD] = { .type = NETLINK_TYPE_U32 }, + [FRA_L3MDEV] = { .type = NETLINK_TYPE_U64 }, + [FRA_UID_RANGE] = { .size = sizeof(struct fib_rule_uid_range) }, + [FRA_PROTOCOL] = { .type = NETLINK_TYPE_U8 }, + [FRA_IP_PROTO] = { .type = NETLINK_TYPE_U8 }, + [FRA_SPORT_RANGE] = { .size = sizeof(struct fib_rule_port_range) }, + [FRA_DPORT_RANGE] = { .size = sizeof(struct fib_rule_port_range) }, +}; + +static const NLTypeSystem rtnl_routing_policy_rule_type_system = { + .count = ELEMENTSOF(rtnl_routing_policy_rule_types), + .types = rtnl_routing_policy_rule_types, +}; + +static const NLType rtnl_types[] = { + [NLMSG_DONE] = { .type = NETLINK_TYPE_NESTED, .type_system = &empty_type_system, .size = 0 }, + [NLMSG_ERROR] = { .type = NETLINK_TYPE_NESTED, .type_system = &empty_type_system, .size = sizeof(struct nlmsgerr) }, + [RTM_NEWLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) }, + [RTM_DELLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) }, + [RTM_GETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) }, + [RTM_SETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) }, + [RTM_NEWADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) }, + [RTM_DELADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) }, + [RTM_GETADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) }, + [RTM_NEWROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) }, + [RTM_DELROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) }, + [RTM_GETROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) }, + [RTM_NEWNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) }, + [RTM_DELNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) }, + [RTM_GETNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) }, + [RTM_NEWADDRLABEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_addrlabel_type_system, .size = sizeof(struct ifaddrlblmsg) }, + [RTM_DELADDRLABEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_addrlabel_type_system, .size = sizeof(struct ifaddrlblmsg) }, + [RTM_GETADDRLABEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_addrlabel_type_system, .size = sizeof(struct ifaddrlblmsg) }, + [RTM_NEWRULE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_routing_policy_rule_type_system, .size = sizeof(struct rtmsg) }, + [RTM_DELRULE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_routing_policy_rule_type_system, .size = sizeof(struct rtmsg) }, + [RTM_GETRULE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_routing_policy_rule_type_system, .size = sizeof(struct rtmsg) }, +}; + +const NLTypeSystem rtnl_type_system_root = { + .count = ELEMENTSOF(rtnl_types), + .types = rtnl_types, +}; + +static const NLType genl_wireguard_allowedip_types[] = { + [WGALLOWEDIP_A_FAMILY] = { .type = NETLINK_TYPE_U16 }, + [WGALLOWEDIP_A_IPADDR] = { .type = NETLINK_TYPE_IN_ADDR }, + [WGALLOWEDIP_A_CIDR_MASK] = { .type = NETLINK_TYPE_U8 }, +}; + +static const NLTypeSystem genl_wireguard_allowedip_type_system = { + .count = ELEMENTSOF(genl_wireguard_allowedip_types), + .types = genl_wireguard_allowedip_types, +}; + +static const NLType genl_wireguard_peer_types[] = { + [WGPEER_A_PUBLIC_KEY] = { .size = WG_KEY_LEN }, + [WGPEER_A_FLAGS] = { .type = NETLINK_TYPE_U32 }, + [WGPEER_A_PRESHARED_KEY] = { .size = WG_KEY_LEN }, + [WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL] = { .type = NETLINK_TYPE_U16 }, + [WGPEER_A_ENDPOINT] = { .type = NETLINK_TYPE_SOCKADDR }, + [WGPEER_A_ALLOWEDIPS] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_wireguard_allowedip_type_system }, +}; + +static const NLTypeSystem genl_wireguard_peer_type_system = { + .count = ELEMENTSOF(genl_wireguard_peer_types), + .types = genl_wireguard_peer_types, +}; + +static const NLType genl_wireguard_set_device_types[] = { + [WGDEVICE_A_IFINDEX] = { .type = NETLINK_TYPE_U32 }, + [WGDEVICE_A_IFNAME] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ-1 }, + [WGDEVICE_A_FLAGS] = { .type = NETLINK_TYPE_U32 }, + [WGDEVICE_A_PRIVATE_KEY] = { .size = WG_KEY_LEN }, + [WGDEVICE_A_LISTEN_PORT] = { .type = NETLINK_TYPE_U16 }, + [WGDEVICE_A_FWMARK] = { .type = NETLINK_TYPE_U32 }, + [WGDEVICE_A_PEERS] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_wireguard_peer_type_system }, +}; + +static const NLTypeSystem genl_wireguard_set_device_type_system = { + .count = ELEMENTSOF(genl_wireguard_set_device_types), + .types = genl_wireguard_set_device_types, +}; + +static const NLType genl_wireguard_cmds[] = { + [WG_CMD_SET_DEVICE] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_wireguard_set_device_type_system }, +}; + +static const NLTypeSystem genl_wireguard_type_system = { + .count = ELEMENTSOF(genl_wireguard_cmds), + .types = genl_wireguard_cmds, +}; + +static const NLType genl_get_family_types[] = { + [CTRL_ATTR_FAMILY_NAME] = { .type = NETLINK_TYPE_STRING }, + [CTRL_ATTR_FAMILY_ID] = { .type = NETLINK_TYPE_U16 }, +}; + +static const NLTypeSystem genl_get_family_type_system = { + .count = ELEMENTSOF(genl_get_family_types), + .types = genl_get_family_types, +}; + +static const NLType genl_ctrl_id_ctrl_cmds[] = { + [CTRL_CMD_GETFAMILY] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_get_family_type_system }, +}; + +static const NLTypeSystem genl_ctrl_id_ctrl_type_system = { + .count = ELEMENTSOF(genl_ctrl_id_ctrl_cmds), + .types = genl_ctrl_id_ctrl_cmds, +}; + +static const NLType genl_fou_types[] = { + [FOU_ATTR_PORT] = { .type = NETLINK_TYPE_U16 }, + [FOU_ATTR_AF] = { .type = NETLINK_TYPE_U8 }, + [FOU_ATTR_IPPROTO] = { .type = NETLINK_TYPE_U8 }, + [FOU_ATTR_TYPE] = { .type = NETLINK_TYPE_U8 }, + [FOU_ATTR_REMCSUM_NOPARTIAL] = { .type = NETLINK_TYPE_FLAG }, +}; + +static const NLTypeSystem genl_fou_type_system = { + .count = ELEMENTSOF(genl_fou_types), + .types = genl_fou_types, +}; + +static const NLType genl_fou_cmds[] = { + [FOU_CMD_ADD] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_fou_type_system }, + [FOU_CMD_DEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_fou_type_system }, + [FOU_CMD_GET] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_fou_type_system }, +}; + +static const NLTypeSystem genl_fou_cmds_type_system = { + .count = ELEMENTSOF(genl_fou_cmds), + .types = genl_fou_cmds, +}; + +static const NLType genl_families[] = { + [SD_GENL_ID_CTRL] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_ctrl_id_ctrl_type_system }, + [SD_GENL_WIREGUARD] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_wireguard_type_system }, + [SD_GENL_FOU] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_fou_cmds_type_system}, +}; + +const NLTypeSystem genl_family_type_system_root = { + .count = ELEMENTSOF(genl_families), + .types = genl_families, +}; + +static const NLType genl_types[] = { + [GENL_ID_CTRL] = { .type = NETLINK_TYPE_NESTED, .type_system = &genl_get_family_type_system, .size = sizeof(struct genlmsghdr) }, +}; + +const NLTypeSystem genl_type_system_root = { + .count = ELEMENTSOF(genl_types), + .types = genl_types, +}; + +uint16_t type_get_type(const NLType *type) { + assert(type); + return type->type; +} + +size_t type_get_size(const NLType *type) { + assert(type); + return type->size; +} + +void type_get_type_system(const NLType *nl_type, const NLTypeSystem **ret) { + assert(nl_type); + assert(ret); + assert(nl_type->type == NETLINK_TYPE_NESTED); + assert(nl_type->type_system); + + *ret = nl_type->type_system; +} + +void type_get_type_system_union(const NLType *nl_type, const NLTypeSystemUnion **ret) { + assert(nl_type); + assert(ret); + assert(nl_type->type == NETLINK_TYPE_UNION); + assert(nl_type->type_system_union); + + *ret = nl_type->type_system_union; +} + +uint16_t type_system_get_count(const NLTypeSystem *type_system) { + assert(type_system); + return type_system->count; +} + +const NLTypeSystem *type_system_get_root(int protocol) { + switch (protocol) { + case NETLINK_GENERIC: + return &genl_type_system_root; + default: /* NETLINK_ROUTE: */ + return &rtnl_type_system_root; + } +} + +int type_system_get_type(const NLTypeSystem *type_system, const NLType **ret, uint16_t type) { + const NLType *nl_type; + + assert(ret); + assert(type_system); + assert(type_system->types); + + if (type >= type_system->count) + return -EOPNOTSUPP; + + nl_type = &type_system->types[type]; + + if (nl_type->type == NETLINK_TYPE_UNSPEC) + return -EOPNOTSUPP; + + *ret = nl_type; + + return 0; +} + +int type_system_get_type_system(const NLTypeSystem *type_system, const NLTypeSystem **ret, uint16_t type) { + const NLType *nl_type; + int r; + + assert(ret); + + r = type_system_get_type(type_system, &nl_type, type); + if (r < 0) + return r; + + type_get_type_system(nl_type, ret); + return 0; +} + +int type_system_get_type_system_union(const NLTypeSystem *type_system, const NLTypeSystemUnion **ret, uint16_t type) { + const NLType *nl_type; + int r; + + assert(ret); + + r = type_system_get_type(type_system, &nl_type, type); + if (r < 0) + return r; + + type_get_type_system_union(nl_type, ret); + return 0; +} + +int type_system_union_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, const char *key) { + int type; + + assert(type_system_union); + assert(type_system_union->match_type == NL_MATCH_SIBLING); + assert(type_system_union->lookup); + assert(type_system_union->type_systems); + assert(ret); + assert(key); + + type = type_system_union->lookup(key); + if (type < 0) + return -EOPNOTSUPP; + + assert(type < type_system_union->num); + + *ret = &type_system_union->type_systems[type]; + + return 0; +} + +int type_system_union_protocol_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, uint16_t protocol) { + const NLTypeSystem *type_system; + + assert(type_system_union); + assert(type_system_union->type_systems); + assert(type_system_union->match_type == NL_MATCH_PROTOCOL); + assert(ret); + + if (protocol >= type_system_union->num) + return -EOPNOTSUPP; + + type_system = &type_system_union->type_systems[protocol]; + if (!type_system->types) + return -EOPNOTSUPP; + + *ret = type_system; + + return 0; +} |