diff options
Diffstat (limited to 'include/uapi/linux/netfilter')
| -rw-r--r-- | include/uapi/linux/netfilter/nf_nat.h | 12 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter/nf_osf.h | 86 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter/nf_tables.h | 67 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter/nfnetlink_conntrack.h | 1 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter/xt_osf.h | 106 |
5 files changed, 181 insertions, 91 deletions
diff --git a/include/uapi/linux/netfilter/nf_nat.h b/include/uapi/linux/netfilter/nf_nat.h index a33000da7229c..4a95c0db14d4f 100644 --- a/include/uapi/linux/netfilter/nf_nat.h +++ b/include/uapi/linux/netfilter/nf_nat.h @@ -10,6 +10,7 @@ #define NF_NAT_RANGE_PROTO_RANDOM (1 << 2) #define NF_NAT_RANGE_PERSISTENT (1 << 3) #define NF_NAT_RANGE_PROTO_RANDOM_FULLY (1 << 4) +#define NF_NAT_RANGE_PROTO_OFFSET (1 << 5) #define NF_NAT_RANGE_PROTO_RANDOM_ALL \ (NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PROTO_RANDOM_FULLY) @@ -17,7 +18,7 @@ #define NF_NAT_RANGE_MASK \ (NF_NAT_RANGE_MAP_IPS | NF_NAT_RANGE_PROTO_SPECIFIED | \ NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PERSISTENT | \ - NF_NAT_RANGE_PROTO_RANDOM_FULLY) + NF_NAT_RANGE_PROTO_RANDOM_FULLY | NF_NAT_RANGE_PROTO_OFFSET) struct nf_nat_ipv4_range { unsigned int flags; @@ -40,4 +41,13 @@ struct nf_nat_range { union nf_conntrack_man_proto max_proto; }; +struct nf_nat_range2 { + unsigned int flags; + union nf_inet_addr min_addr; + union nf_inet_addr max_addr; + union nf_conntrack_man_proto min_proto; + union nf_conntrack_man_proto max_proto; + union nf_conntrack_man_proto base_proto; +}; + #endif /* _NETFILTER_NF_NAT_H */ diff --git a/include/uapi/linux/netfilter/nf_osf.h b/include/uapi/linux/netfilter/nf_osf.h new file mode 100644 index 0000000000000..8f2f2f4031836 --- /dev/null +++ b/include/uapi/linux/netfilter/nf_osf.h @@ -0,0 +1,86 @@ +#ifndef _NF_OSF_H +#define _NF_OSF_H + +#include <linux/types.h> + +#define MAXGENRELEN 32 + +#define NF_OSF_GENRE (1 << 0) +#define NF_OSF_TTL (1 << 1) +#define NF_OSF_LOG (1 << 2) +#define NF_OSF_INVERT (1 << 3) + +#define NF_OSF_LOGLEVEL_ALL 0 /* log all matched fingerprints */ +#define NF_OSF_LOGLEVEL_FIRST 1 /* log only the first matced fingerprint */ +#define NF_OSF_LOGLEVEL_ALL_KNOWN 2 /* do not log unknown packets */ + +#define NF_OSF_TTL_TRUE 0 /* True ip and fingerprint TTL comparison */ + +/* Do not compare ip and fingerprint TTL at all */ +#define NF_OSF_TTL_NOCHECK 2 + +/* Wildcard MSS (kind of). + * It is used to implement a state machine for the different wildcard values + * of the MSS and window sizes. + */ +struct nf_osf_wc { + __u32 wc; + __u32 val; +}; + +/* This struct represents IANA options + * http://www.iana.org/assignments/tcp-parameters + */ +struct nf_osf_opt { + __u16 kind, length; + struct nf_osf_wc wc; +}; + +struct nf_osf_info { + char genre[MAXGENRELEN]; + __u32 len; + __u32 flags; + __u32 loglevel; + __u32 ttl; +}; + +struct nf_osf_user_finger { + struct nf_osf_wc wss; + + __u8 ttl, df; + __u16 ss, mss; + __u16 opt_num; + + char genre[MAXGENRELEN]; + char version[MAXGENRELEN]; + char subtype[MAXGENRELEN]; + + /* MAX_IPOPTLEN is maximum if all options are NOPs or EOLs */ + struct nf_osf_opt opt[MAX_IPOPTLEN]; +}; + +struct nf_osf_nlmsg { + struct nf_osf_user_finger f; + struct iphdr ip; + struct tcphdr tcp; +}; + +/* Defines for IANA option kinds */ +enum iana_options { + OSFOPT_EOL = 0, /* End of options */ + OSFOPT_NOP, /* NOP */ + OSFOPT_MSS, /* Maximum segment size */ + OSFOPT_WSO, /* Window scale option */ + OSFOPT_SACKP, /* SACK permitted */ + OSFOPT_SACK, /* SACK */ + OSFOPT_ECHO, + OSFOPT_ECHOREPLY, + OSFOPT_TS, /* Timestamp option */ + OSFOPT_POCP, /* Partial Order Connection Permitted */ + OSFOPT_POSP, /* Partial Order Service Profile */ + + /* Others are not used in the current OSF */ + OSFOPT_EMPTY = 255, +}; + +#endif /* _NF_OSF_H */ diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h index 6a3d653d5b274..ae00a3c49b8a4 100644 --- a/include/uapi/linux/netfilter/nf_tables.h +++ b/include/uapi/linux/netfilter/nf_tables.h @@ -831,7 +831,9 @@ enum nft_rt_keys { NFT_RT_NEXTHOP4, NFT_RT_NEXTHOP6, NFT_RT_TCPMSS, + __NFT_RT_MAX }; +#define NFT_RT_MAX (__NFT_RT_MAX - 1) /** * enum nft_hash_types - nf_tables hash expression types @@ -854,6 +856,8 @@ enum nft_hash_types { * @NFTA_HASH_SEED: seed value (NLA_U32) * @NFTA_HASH_OFFSET: add this offset value to hash result (NLA_U32) * @NFTA_HASH_TYPE: hash operation (NLA_U32: nft_hash_types) + * @NFTA_HASH_SET_NAME: name of the map to lookup (NLA_STRING) + * @NFTA_HASH_SET_ID: id of the map (NLA_U32) */ enum nft_hash_attributes { NFTA_HASH_UNSPEC, @@ -864,6 +868,8 @@ enum nft_hash_attributes { NFTA_HASH_SEED, NFTA_HASH_OFFSET, NFTA_HASH_TYPE, + NFTA_HASH_SET_NAME, + NFTA_HASH_SET_ID, __NFTA_HASH_MAX, }; #define NFTA_HASH_MAX (__NFTA_HASH_MAX - 1) @@ -899,6 +905,31 @@ enum nft_rt_attributes { #define NFTA_RT_MAX (__NFTA_RT_MAX - 1) /** + * enum nft_socket_attributes - nf_tables socket expression netlink attributes + * + * @NFTA_SOCKET_KEY: socket key to match + * @NFTA_SOCKET_DREG: destination register + */ +enum nft_socket_attributes { + NFTA_SOCKET_UNSPEC, + NFTA_SOCKET_KEY, + NFTA_SOCKET_DREG, + __NFTA_SOCKET_MAX +}; +#define NFTA_SOCKET_MAX (__NFTA_SOCKET_MAX - 1) + +/* + * enum nft_socket_keys - nf_tables socket expression keys + * + * @NFT_SOCKET_TRANSPARENT: Value of the IP(V6)_TRANSPARENT socket option_ + */ +enum nft_socket_keys { + NFT_SOCKET_TRANSPARENT, + __NFT_SOCKET_MAX +}; +#define NFT_SOCKET_MAX (__NFT_SOCKET_MAX - 1) + +/** * enum nft_ct_keys - nf_tables ct expression keys * * @NFT_CT_STATE: conntrack state (bitmask of enum ip_conntrack_info) @@ -949,7 +980,9 @@ enum nft_ct_keys { NFT_CT_DST_IP, NFT_CT_SRC_IP6, NFT_CT_DST_IP6, + __NFT_CT_MAX }; +#define NFT_CT_MAX (__NFT_CT_MAX - 1) /** * enum nft_ct_attributes - nf_tables ct expression netlink attributes @@ -1010,6 +1043,24 @@ enum nft_limit_attributes { }; #define NFTA_LIMIT_MAX (__NFTA_LIMIT_MAX - 1) +enum nft_connlimit_flags { + NFT_CONNLIMIT_F_INV = (1 << 0), +}; + +/** + * enum nft_connlimit_attributes - nf_tables connlimit expression netlink attributes + * + * @NFTA_CONNLIMIT_COUNT: number of connections (NLA_U32) + * @NFTA_CONNLIMIT_FLAGS: flags (NLA_U32: enum nft_connlimit_flags) + */ +enum nft_connlimit_attributes { + NFTA_CONNLIMIT_UNSPEC, + NFTA_CONNLIMIT_COUNT, + NFTA_CONNLIMIT_FLAGS, + __NFTA_CONNLIMIT_MAX +}; +#define NFTA_CONNLIMIT_MAX (__NFTA_CONNLIMIT_MAX - 1) + /** * enum nft_counter_attributes - nf_tables counter expression netlink attributes * @@ -1048,6 +1099,11 @@ enum nft_log_attributes { #define NFTA_LOG_MAX (__NFTA_LOG_MAX - 1) /** + * LOGLEVEL_AUDIT - a pseudo log level enabling audit logging + */ +#define LOGLEVEL_AUDIT 8 + +/** * enum nft_queue_attributes - nf_tables queue expression netlink attributes * * @NFTA_QUEUE_NUM: netlink queue to send messages to (NLA_U16) @@ -1222,10 +1278,14 @@ enum nft_dup_attributes { * enum nft_fwd_attributes - nf_tables fwd expression netlink attributes * * @NFTA_FWD_SREG_DEV: source register of output interface (NLA_U32: nft_register) + * @NFTA_FWD_SREG_ADDR: source register of destination address (NLA_U32: nft_register) + * @NFTA_FWD_NFPROTO: layer 3 family of source register address (NLA_U32: enum nfproto) */ enum nft_fwd_attributes { NFTA_FWD_UNSPEC, NFTA_FWD_SREG_DEV, + NFTA_FWD_SREG_ADDR, + NFTA_FWD_NFPROTO, __NFTA_FWD_MAX }; #define NFTA_FWD_MAX (__NFTA_FWD_MAX - 1) @@ -1315,7 +1375,8 @@ enum nft_ct_helper_attributes { #define NFT_OBJECT_QUOTA 2 #define NFT_OBJECT_CT_HELPER 3 #define NFT_OBJECT_LIMIT 4 -#define __NFT_OBJECT_MAX 5 +#define NFT_OBJECT_CONNLIMIT 5 +#define __NFT_OBJECT_MAX 6 #define NFT_OBJECT_MAX (__NFT_OBJECT_MAX - 1) /** @@ -1450,6 +1511,8 @@ enum nft_trace_types { * @NFTA_NG_MODULUS: maximum counter value (NLA_U32) * @NFTA_NG_TYPE: operation type (NLA_U32) * @NFTA_NG_OFFSET: offset to be added to the counter (NLA_U32) + * @NFTA_NG_SET_NAME: name of the map to lookup (NLA_STRING) + * @NFTA_NG_SET_ID: id of the map (NLA_U32) */ enum nft_ng_attributes { NFTA_NG_UNSPEC, @@ -1457,6 +1520,8 @@ enum nft_ng_attributes { NFTA_NG_MODULUS, NFTA_NG_TYPE, NFTA_NG_OFFSET, + NFTA_NG_SET_NAME, + NFTA_NG_SET_ID, __NFTA_NG_MAX }; #define NFTA_NG_MAX (__NFTA_NG_MAX - 1) diff --git a/include/uapi/linux/netfilter/nfnetlink_conntrack.h b/include/uapi/linux/netfilter/nfnetlink_conntrack.h index 77987111cab0c..1d41810d17e2c 100644 --- a/include/uapi/linux/netfilter/nfnetlink_conntrack.h +++ b/include/uapi/linux/netfilter/nfnetlink_conntrack.h @@ -262,6 +262,7 @@ enum ctattr_stats_cpu { enum ctattr_stats_global { CTA_STATS_GLOBAL_UNSPEC, CTA_STATS_GLOBAL_ENTRIES, + CTA_STATS_GLOBAL_MAX_ENTRIES, __CTA_STATS_GLOBAL_MAX, }; #define CTA_STATS_GLOBAL_MAX (__CTA_STATS_GLOBAL_MAX - 1) diff --git a/include/uapi/linux/netfilter/xt_osf.h b/include/uapi/linux/netfilter/xt_osf.h index dad197e2ab99b..72956eceeb096 100644 --- a/include/uapi/linux/netfilter/xt_osf.h +++ b/include/uapi/linux/netfilter/xt_osf.h @@ -23,101 +23,29 @@ #include <linux/types.h> #include <linux/ip.h> #include <linux/tcp.h> +#include <linux/netfilter/nf_osf.h> -#define MAXGENRELEN 32 +#define XT_OSF_GENRE NF_OSF_GENRE +#define XT_OSF_INVERT NF_OSF_INVERT -#define XT_OSF_GENRE (1<<0) -#define XT_OSF_TTL (1<<1) -#define XT_OSF_LOG (1<<2) -#define XT_OSF_INVERT (1<<3) +#define XT_OSF_TTL NF_OSF_TTL +#define XT_OSF_LOG NF_OSF_LOG -#define XT_OSF_LOGLEVEL_ALL 0 /* log all matched fingerprints */ -#define XT_OSF_LOGLEVEL_FIRST 1 /* log only the first matced fingerprint */ -#define XT_OSF_LOGLEVEL_ALL_KNOWN 2 /* do not log unknown packets */ +#define XT_OSF_LOGLEVEL_ALL NF_OSF_LOGLEVEL_ALL +#define XT_OSF_LOGLEVEL_FIRST NF_OSF_LOGLEVEL_FIRST +#define XT_OSF_LOGLEVEL_ALL_KNOWN NF_OSF_LOGLEVEL_ALL_KNOWN -#define XT_OSF_TTL_TRUE 0 /* True ip and fingerprint TTL comparison */ -#define XT_OSF_TTL_LESS 1 /* Check if ip TTL is less than fingerprint one */ -#define XT_OSF_TTL_NOCHECK 2 /* Do not compare ip and fingerprint TTL at all */ +#define XT_OSF_TTL_TRUE NF_OSF_TTL_TRUE +#define XT_OSF_TTL_NOCHECK NF_OSF_TTL_NOCHECK -struct xt_osf_info { - char genre[MAXGENRELEN]; - __u32 len; - __u32 flags; - __u32 loglevel; - __u32 ttl; -}; - -/* - * Wildcard MSS (kind of). - * It is used to implement a state machine for the different wildcard values - * of the MSS and window sizes. - */ -struct xt_osf_wc { - __u32 wc; - __u32 val; -}; - -/* - * This struct represents IANA options - * http://www.iana.org/assignments/tcp-parameters - */ -struct xt_osf_opt { - __u16 kind, length; - struct xt_osf_wc wc; -}; - -struct xt_osf_user_finger { - struct xt_osf_wc wss; - - __u8 ttl, df; - __u16 ss, mss; - __u16 opt_num; - - char genre[MAXGENRELEN]; - char version[MAXGENRELEN]; - char subtype[MAXGENRELEN]; +#define XT_OSF_TTL_LESS 1 /* Check if ip TTL is less than fingerprint one */ - /* MAX_IPOPTLEN is maximum if all options are NOPs or EOLs */ - struct xt_osf_opt opt[MAX_IPOPTLEN]; -}; - -struct xt_osf_nlmsg { - struct xt_osf_user_finger f; - struct iphdr ip; - struct tcphdr tcp; -}; - -/* Defines for IANA option kinds */ - -enum iana_options { - OSFOPT_EOL = 0, /* End of options */ - OSFOPT_NOP, /* NOP */ - OSFOPT_MSS, /* Maximum segment size */ - OSFOPT_WSO, /* Window scale option */ - OSFOPT_SACKP, /* SACK permitted */ - OSFOPT_SACK, /* SACK */ - OSFOPT_ECHO, - OSFOPT_ECHOREPLY, - OSFOPT_TS, /* Timestamp option */ - OSFOPT_POCP, /* Partial Order Connection Permitted */ - OSFOPT_POSP, /* Partial Order Service Profile */ - - /* Others are not used in the current OSF */ - OSFOPT_EMPTY = 255, -}; - -/* - * Initial window size option state machine: multiple of mss, mtu or - * plain numeric value. Can also be made as plain numeric value which - * is not a multiple of specified value. - */ -enum xt_osf_window_size_options { - OSF_WSS_PLAIN = 0, - OSF_WSS_MSS, - OSF_WSS_MTU, - OSF_WSS_MODULO, - OSF_WSS_MAX, -}; +#define xt_osf_wc nf_osf_wc +#define xt_osf_opt nf_osf_opt +#define xt_osf_info nf_osf_info +#define xt_osf_user_finger nf_osf_user_finger +#define xt_osf_finger nf_osf_finger +#define xt_osf_nlmsg nf_osf_nlmsg /* * Add/remove fingerprint from the kernel. |