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path: root/src/libsystemd/sd-netlink/netlink-types.h
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include "macro.h"

enum {
        NETLINK_TYPE_UNSPEC,
        NETLINK_TYPE_U8,                        /* NLA_U8 */
        NETLINK_TYPE_U16,                       /* NLA_U16 */
        NETLINK_TYPE_U32,                       /* NLA_U32 */
        NETLINK_TYPE_U64,                       /* NLA_U64 */
        NETLINK_TYPE_S8,                        /* NLA_S8 */
        NETLINK_TYPE_S16,                       /* NLA_S16 */
        NETLINK_TYPE_S32,                       /* NLA_S32 */
        NETLINK_TYPE_S64,                       /* NLA_S64 */
        NETLINK_TYPE_STRING,                    /* NLA_STRING */
        NETLINK_TYPE_FLAG,                      /* NLA_FLAG */
        NETLINK_TYPE_IN_ADDR,
        NETLINK_TYPE_ETHER_ADDR,
        NETLINK_TYPE_CACHE_INFO,
        NETLINK_TYPE_NESTED,                    /* NLA_NESTED */
        NETLINK_TYPE_UNION,
        NETLINK_TYPE_SOCKADDR,
        NETLINK_TYPE_BINARY,
        NETLINK_TYPE_BITFIELD32,                /* NLA_BITFIELD32 */
        NETLINK_TYPE_REJECT,                    /* NLA_REJECT */
};

typedef enum NLMatchType {
        NL_MATCH_SIBLING,
        NL_MATCH_PROTOCOL,
} NLMatchType;

typedef struct NLTypeSystemUnion NLTypeSystemUnion;
typedef struct NLTypeSystem NLTypeSystem;
typedef struct NLType NLType;

struct NLTypeSystemUnion {
        int num;
        NLMatchType match_type;
        uint16_t match;
        int (*lookup)(const char *);
        const NLTypeSystem *type_systems;
};

extern const NLTypeSystem genl_family_type_system_root;

uint16_t type_get_type(const NLType *type);
size_t type_get_size(const NLType *type);
void type_get_type_system(const NLType *type, const NLTypeSystem **ret);
void type_get_type_system_union(const NLType *type, const NLTypeSystemUnion **ret);

const NLTypeSystem* type_system_get_root(int protocol);
uint16_t type_system_get_count(const NLTypeSystem *type_system);
int type_system_root_get_type(sd_netlink *nl, const NLType **ret, uint16_t type);
int type_system_get_type(const NLTypeSystem *type_system, const NLType **ret, uint16_t type);
int type_system_get_type_system(const NLTypeSystem *type_system, const NLTypeSystem **ret, uint16_t type);
int type_system_get_type_system_union(const NLTypeSystem *type_system, const NLTypeSystemUnion **ret, uint16_t type);
int type_system_union_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, const char *key);
int type_system_union_protocol_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, uint16_t protocol);

typedef enum NLUnionLinkInfoData {
        NL_UNION_LINK_INFO_DATA_BOND,
        NL_UNION_LINK_INFO_DATA_BRIDGE,
        NL_UNION_LINK_INFO_DATA_VLAN,
        NL_UNION_LINK_INFO_DATA_VETH,
        NL_UNION_LINK_INFO_DATA_DUMMY,
        NL_UNION_LINK_INFO_DATA_MACVLAN,
        NL_UNION_LINK_INFO_DATA_MACVTAP,
        NL_UNION_LINK_INFO_DATA_IPVLAN,
        NL_UNION_LINK_INFO_DATA_IPVTAP,
        NL_UNION_LINK_INFO_DATA_VXLAN,
        NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL,
        NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL,
        NL_UNION_LINK_INFO_DATA_ERSPAN,
        NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL,
        NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL,
        NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL,
        NL_UNION_LINK_INFO_DATA_SIT_TUNNEL,
        NL_UNION_LINK_INFO_DATA_VTI_TUNNEL,
        NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL,
        NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL,
        NL_UNION_LINK_INFO_DATA_VRF,
        NL_UNION_LINK_INFO_DATA_VCAN,
        NL_UNION_LINK_INFO_DATA_GENEVE,
        NL_UNION_LINK_INFO_DATA_VXCAN,
        NL_UNION_LINK_INFO_DATA_WIREGUARD,
        NL_UNION_LINK_INFO_DATA_NETDEVSIM,
        NL_UNION_LINK_INFO_DATA_CAN,
        NL_UNION_LINK_INFO_DATA_MACSEC,
        NL_UNION_LINK_INFO_DATA_NLMON,
        NL_UNION_LINK_INFO_DATA_XFRM,
        NL_UNION_LINK_INFO_DATA_IFB,
        NL_UNION_LINK_INFO_DATA_BAREUDP,
        _NL_UNION_LINK_INFO_DATA_MAX,
        _NL_UNION_LINK_INFO_DATA_INVALID = -EINVAL,
} NLUnionLinkInfoData;

const char *nl_union_link_info_data_to_string(NLUnionLinkInfoData p) _const_;
NLUnionLinkInfoData nl_union_link_info_data_from_string(const char *p) _pure_;

typedef enum NLUnionTCAOptionData {
        NL_UNION_TCA_OPTION_DATA_CAKE,
        NL_UNION_TCA_OPTION_DATA_CODEL,
        NL_UNION_TCA_OPTION_DATA_DRR,
        NL_UNION_TCA_OPTION_DATA_ETS,
        NL_UNION_TCA_OPTION_DATA_FQ,
        NL_UNION_TCA_OPTION_DATA_FQ_CODEL,
        NL_UNION_TCA_OPTION_DATA_FQ_PIE,
        NL_UNION_TCA_OPTION_DATA_GRED,
        NL_UNION_TCA_OPTION_DATA_HHF,
        NL_UNION_TCA_OPTION_DATA_HTB,
        NL_UNION_TCA_OPTION_DATA_PIE,
        NL_UNION_TCA_OPTION_DATA_QFQ,
        NL_UNION_TCA_OPTION_DATA_SFB,
        NL_UNION_TCA_OPTION_DATA_TBF,
        _NL_UNION_TCA_OPTION_DATA_MAX,
        _NL_UNION_TCA_OPTION_DATA_INVALID = -EINVAL,
} NLUnionTCAOptionData;

const char *nl_union_tca_option_data_to_string(NLUnionTCAOptionData p) _const_;
NLUnionTCAOptionData nl_union_tca_option_data_from_string(const char *p) _pure_;

typedef enum NLUnionNFTExprData {
        NL_UNION_NFT_EXPR_DATA_BITWISE,
        NL_UNION_NFT_EXPR_DATA_CMP,
        NL_UNION_NFT_EXPR_DATA_FIB,
        NL_UNION_NFT_EXPR_DATA_LOOKUP,
        NL_UNION_NFT_EXPR_DATA_PAYLOAD,
        NL_UNION_NFT_EXPR_DATA_MASQ,
        NL_UNION_NFT_EXPR_DATA_META,
        NL_UNION_NFT_EXPR_DATA_NAT,
        _NL_UNION_NFT_EXPR_DATA_MAX,
        _NL_UNION_NFT_EXPR_DATA_INVALID = -EINVAL,
} NLUnionNFTExprData;

const char *nl_union_nft_expr_data_to_string(NLUnionNFTExprData p) _const_;
NLUnionNFTExprData nl_union_nft_expr_data_from_string(const char *p) _pure_;