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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 14:18:53 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 14:18:53 +0000 |
commit | a0e0018c9a7ef5ce7f6d2c3ae16aecbbd16a8f67 (patch) | |
tree | 8feaf1a1932871b139b3b30be4c09c66489918be /include/uapi/linux/netfilter/ipset/ip_set.h | |
parent | Initial commit. (diff) | |
download | iproute2-upstream/6.1.0.tar.xz iproute2-upstream/6.1.0.zip |
Adding upstream version 6.1.0.upstream/6.1.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/uapi/linux/netfilter/ipset/ip_set.h | 310 |
1 files changed, 310 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter/ipset/ip_set.h b/include/uapi/linux/netfilter/ipset/ip_set.h new file mode 100644 index 0000000..021d738 --- /dev/null +++ b/include/uapi/linux/netfilter/ipset/ip_set.h @@ -0,0 +1,310 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu> + * Patrick Schaaf <bof@bof.de> + * Martin Josefsson <gandalf@wlug.westbo.se> + * Copyright (C) 2003-2011 Jozsef Kadlecsik <kadlec@netfilter.org> + */ +#ifndef _IP_SET_H +#define _IP_SET_H + +#include <linux/types.h> + +/* The protocol versions */ +#define IPSET_PROTOCOL 7 +#define IPSET_PROTOCOL_MIN 6 + +/* The max length of strings including NUL: set and type identifiers */ +#define IPSET_MAXNAMELEN 32 + +/* The maximum permissible comment length we will accept over netlink */ +#define IPSET_MAX_COMMENT_SIZE 255 + +/* Message types and commands */ +enum ipset_cmd { + IPSET_CMD_NONE, + IPSET_CMD_PROTOCOL, /* 1: Return protocol version */ + IPSET_CMD_CREATE, /* 2: Create a new (empty) set */ + IPSET_CMD_DESTROY, /* 3: Destroy a (empty) set */ + IPSET_CMD_FLUSH, /* 4: Remove all elements from a set */ + IPSET_CMD_RENAME, /* 5: Rename a set */ + IPSET_CMD_SWAP, /* 6: Swap two sets */ + IPSET_CMD_LIST, /* 7: List sets */ + IPSET_CMD_SAVE, /* 8: Save sets */ + IPSET_CMD_ADD, /* 9: Add an element to a set */ + IPSET_CMD_DEL, /* 10: Delete an element from a set */ + IPSET_CMD_TEST, /* 11: Test an element in a set */ + IPSET_CMD_HEADER, /* 12: Get set header data only */ + IPSET_CMD_TYPE, /* 13: Get set type */ + IPSET_CMD_GET_BYNAME, /* 14: Get set index by name */ + IPSET_CMD_GET_BYINDEX, /* 15: Get set name by index */ + IPSET_MSG_MAX, /* Netlink message commands */ + + /* Commands in userspace: */ + IPSET_CMD_RESTORE = IPSET_MSG_MAX, /* 16: Enter restore mode */ + IPSET_CMD_HELP, /* 17: Get help */ + IPSET_CMD_VERSION, /* 18: Get program version */ + IPSET_CMD_QUIT, /* 19: Quit from interactive mode */ + + IPSET_CMD_MAX, + + IPSET_CMD_COMMIT = IPSET_CMD_MAX, /* 20: Commit buffered commands */ +}; + +/* Attributes at command level */ +enum { + IPSET_ATTR_UNSPEC, + IPSET_ATTR_PROTOCOL, /* 1: Protocol version */ + IPSET_ATTR_SETNAME, /* 2: Name of the set */ + IPSET_ATTR_TYPENAME, /* 3: Typename */ + IPSET_ATTR_SETNAME2 = IPSET_ATTR_TYPENAME, /* Setname at rename/swap */ + IPSET_ATTR_REVISION, /* 4: Settype revision */ + IPSET_ATTR_FAMILY, /* 5: Settype family */ + IPSET_ATTR_FLAGS, /* 6: Flags at command level */ + IPSET_ATTR_DATA, /* 7: Nested attributes */ + IPSET_ATTR_ADT, /* 8: Multiple data containers */ + IPSET_ATTR_LINENO, /* 9: Restore lineno */ + IPSET_ATTR_PROTOCOL_MIN, /* 10: Minimal supported version number */ + IPSET_ATTR_REVISION_MIN = IPSET_ATTR_PROTOCOL_MIN, /* type rev min */ + IPSET_ATTR_INDEX, /* 11: Kernel index of set */ + __IPSET_ATTR_CMD_MAX, +}; +#define IPSET_ATTR_CMD_MAX (__IPSET_ATTR_CMD_MAX - 1) + +/* CADT specific attributes */ +enum { + IPSET_ATTR_IP = IPSET_ATTR_UNSPEC + 1, + IPSET_ATTR_IP_FROM = IPSET_ATTR_IP, + IPSET_ATTR_IP_TO, /* 2 */ + IPSET_ATTR_CIDR, /* 3 */ + IPSET_ATTR_PORT, /* 4 */ + IPSET_ATTR_PORT_FROM = IPSET_ATTR_PORT, + IPSET_ATTR_PORT_TO, /* 5 */ + IPSET_ATTR_TIMEOUT, /* 6 */ + IPSET_ATTR_PROTO, /* 7 */ + IPSET_ATTR_CADT_FLAGS, /* 8 */ + IPSET_ATTR_CADT_LINENO = IPSET_ATTR_LINENO, /* 9 */ + IPSET_ATTR_MARK, /* 10 */ + IPSET_ATTR_MARKMASK, /* 11 */ + /* Reserve empty slots */ + IPSET_ATTR_CADT_MAX = 16, + /* Create-only specific attributes */ + IPSET_ATTR_INITVAL, /* was unused IPSET_ATTR_GC */ + IPSET_ATTR_HASHSIZE, + IPSET_ATTR_MAXELEM, + IPSET_ATTR_NETMASK, + IPSET_ATTR_BUCKETSIZE, /* was unused IPSET_ATTR_PROBES */ + IPSET_ATTR_RESIZE, + IPSET_ATTR_SIZE, + /* Kernel-only */ + IPSET_ATTR_ELEMENTS, + IPSET_ATTR_REFERENCES, + IPSET_ATTR_MEMSIZE, + + __IPSET_ATTR_CREATE_MAX, +}; +#define IPSET_ATTR_CREATE_MAX (__IPSET_ATTR_CREATE_MAX - 1) + +/* ADT specific attributes */ +enum { + IPSET_ATTR_ETHER = IPSET_ATTR_CADT_MAX + 1, + IPSET_ATTR_NAME, + IPSET_ATTR_NAMEREF, + IPSET_ATTR_IP2, + IPSET_ATTR_CIDR2, + IPSET_ATTR_IP2_TO, + IPSET_ATTR_IFACE, + IPSET_ATTR_BYTES, + IPSET_ATTR_PACKETS, + IPSET_ATTR_COMMENT, + IPSET_ATTR_SKBMARK, + IPSET_ATTR_SKBPRIO, + IPSET_ATTR_SKBQUEUE, + IPSET_ATTR_PAD, + __IPSET_ATTR_ADT_MAX, +}; +#define IPSET_ATTR_ADT_MAX (__IPSET_ATTR_ADT_MAX - 1) + +/* IP specific attributes */ +enum { + IPSET_ATTR_IPADDR_IPV4 = IPSET_ATTR_UNSPEC + 1, + IPSET_ATTR_IPADDR_IPV6, + __IPSET_ATTR_IPADDR_MAX, +}; +#define IPSET_ATTR_IPADDR_MAX (__IPSET_ATTR_IPADDR_MAX - 1) + +/* Error codes */ +enum ipset_errno { + IPSET_ERR_PRIVATE = 4096, + IPSET_ERR_PROTOCOL, + IPSET_ERR_FIND_TYPE, + IPSET_ERR_MAX_SETS, + IPSET_ERR_BUSY, + IPSET_ERR_EXIST_SETNAME2, + IPSET_ERR_TYPE_MISMATCH, + IPSET_ERR_EXIST, + IPSET_ERR_INVALID_CIDR, + IPSET_ERR_INVALID_NETMASK, + IPSET_ERR_INVALID_FAMILY, + IPSET_ERR_TIMEOUT, + IPSET_ERR_REFERENCED, + IPSET_ERR_IPADDR_IPV4, + IPSET_ERR_IPADDR_IPV6, + IPSET_ERR_COUNTER, + IPSET_ERR_COMMENT, + IPSET_ERR_INVALID_MARKMASK, + IPSET_ERR_SKBINFO, + + /* Type specific error codes */ + IPSET_ERR_TYPE_SPECIFIC = 4352, +}; + +/* Flags at command level or match/target flags, lower half of cmdattrs*/ +enum ipset_cmd_flags { + IPSET_FLAG_BIT_EXIST = 0, + IPSET_FLAG_EXIST = (1 << IPSET_FLAG_BIT_EXIST), + IPSET_FLAG_BIT_LIST_SETNAME = 1, + IPSET_FLAG_LIST_SETNAME = (1 << IPSET_FLAG_BIT_LIST_SETNAME), + IPSET_FLAG_BIT_LIST_HEADER = 2, + IPSET_FLAG_LIST_HEADER = (1 << IPSET_FLAG_BIT_LIST_HEADER), + IPSET_FLAG_BIT_SKIP_COUNTER_UPDATE = 3, + IPSET_FLAG_SKIP_COUNTER_UPDATE = + (1 << IPSET_FLAG_BIT_SKIP_COUNTER_UPDATE), + IPSET_FLAG_BIT_SKIP_SUBCOUNTER_UPDATE = 4, + IPSET_FLAG_SKIP_SUBCOUNTER_UPDATE = + (1 << IPSET_FLAG_BIT_SKIP_SUBCOUNTER_UPDATE), + IPSET_FLAG_BIT_MATCH_COUNTERS = 5, + IPSET_FLAG_MATCH_COUNTERS = (1 << IPSET_FLAG_BIT_MATCH_COUNTERS), + IPSET_FLAG_BIT_RETURN_NOMATCH = 7, + IPSET_FLAG_RETURN_NOMATCH = (1 << IPSET_FLAG_BIT_RETURN_NOMATCH), + IPSET_FLAG_BIT_MAP_SKBMARK = 8, + IPSET_FLAG_MAP_SKBMARK = (1 << IPSET_FLAG_BIT_MAP_SKBMARK), + IPSET_FLAG_BIT_MAP_SKBPRIO = 9, + IPSET_FLAG_MAP_SKBPRIO = (1 << IPSET_FLAG_BIT_MAP_SKBPRIO), + IPSET_FLAG_BIT_MAP_SKBQUEUE = 10, + IPSET_FLAG_MAP_SKBQUEUE = (1 << IPSET_FLAG_BIT_MAP_SKBQUEUE), + IPSET_FLAG_CMD_MAX = 15, +}; + +/* Flags at CADT attribute level, upper half of cmdattrs */ +enum ipset_cadt_flags { + IPSET_FLAG_BIT_BEFORE = 0, + IPSET_FLAG_BEFORE = (1 << IPSET_FLAG_BIT_BEFORE), + IPSET_FLAG_BIT_PHYSDEV = 1, + IPSET_FLAG_PHYSDEV = (1 << IPSET_FLAG_BIT_PHYSDEV), + IPSET_FLAG_BIT_NOMATCH = 2, + IPSET_FLAG_NOMATCH = (1 << IPSET_FLAG_BIT_NOMATCH), + IPSET_FLAG_BIT_WITH_COUNTERS = 3, + IPSET_FLAG_WITH_COUNTERS = (1 << IPSET_FLAG_BIT_WITH_COUNTERS), + IPSET_FLAG_BIT_WITH_COMMENT = 4, + IPSET_FLAG_WITH_COMMENT = (1 << IPSET_FLAG_BIT_WITH_COMMENT), + IPSET_FLAG_BIT_WITH_FORCEADD = 5, + IPSET_FLAG_WITH_FORCEADD = (1 << IPSET_FLAG_BIT_WITH_FORCEADD), + IPSET_FLAG_BIT_WITH_SKBINFO = 6, + IPSET_FLAG_WITH_SKBINFO = (1 << IPSET_FLAG_BIT_WITH_SKBINFO), + IPSET_FLAG_BIT_IFACE_WILDCARD = 7, + IPSET_FLAG_IFACE_WILDCARD = (1 << IPSET_FLAG_BIT_IFACE_WILDCARD), + IPSET_FLAG_CADT_MAX = 15, +}; + +/* The flag bits which correspond to the non-extension create flags */ +enum ipset_create_flags { + IPSET_CREATE_FLAG_BIT_FORCEADD = 0, + IPSET_CREATE_FLAG_FORCEADD = (1 << IPSET_CREATE_FLAG_BIT_FORCEADD), + IPSET_CREATE_FLAG_BIT_BUCKETSIZE = 1, + IPSET_CREATE_FLAG_BUCKETSIZE = (1 << IPSET_CREATE_FLAG_BIT_BUCKETSIZE), + IPSET_CREATE_FLAG_BIT_MAX = 7, +}; + +/* Commands with settype-specific attributes */ +enum ipset_adt { + IPSET_ADD, + IPSET_DEL, + IPSET_TEST, + IPSET_ADT_MAX, + IPSET_CREATE = IPSET_ADT_MAX, + IPSET_CADT_MAX, +}; + +/* Sets are identified by an index in kernel space. Tweak with ip_set_id_t + * and IPSET_INVALID_ID if you want to increase the max number of sets. + * Also, IPSET_ATTR_INDEX must be changed. + */ +typedef __u16 ip_set_id_t; + +#define IPSET_INVALID_ID 65535 + +enum ip_set_dim { + IPSET_DIM_ZERO = 0, + IPSET_DIM_ONE, + IPSET_DIM_TWO, + IPSET_DIM_THREE, + /* Max dimension in elements. + * If changed, new revision of iptables match/target is required. + */ + IPSET_DIM_MAX = 6, + /* Backward compatibility: set match revision 2 */ + IPSET_BIT_RETURN_NOMATCH = 7, +}; + +/* Option flags for kernel operations */ +enum ip_set_kopt { + IPSET_INV_MATCH = (1 << IPSET_DIM_ZERO), + IPSET_DIM_ONE_SRC = (1 << IPSET_DIM_ONE), + IPSET_DIM_TWO_SRC = (1 << IPSET_DIM_TWO), + IPSET_DIM_THREE_SRC = (1 << IPSET_DIM_THREE), + IPSET_RETURN_NOMATCH = (1 << IPSET_BIT_RETURN_NOMATCH), +}; + +enum { + IPSET_COUNTER_NONE = 0, + IPSET_COUNTER_EQ, + IPSET_COUNTER_NE, + IPSET_COUNTER_LT, + IPSET_COUNTER_GT, +}; + +/* Backward compatibility for set match v3 */ +struct ip_set_counter_match0 { + __u8 op; + __u64 value; +}; + +struct ip_set_counter_match { + __aligned_u64 value; + __u8 op; +}; + +/* Interface to iptables/ip6tables */ + +#define SO_IP_SET 83 + +union ip_set_name_index { + char name[IPSET_MAXNAMELEN]; + ip_set_id_t index; +}; + +#define IP_SET_OP_GET_BYNAME 0x00000006 /* Get set index by name */ +struct ip_set_req_get_set { + unsigned int op; + unsigned int version; + union ip_set_name_index set; +}; + +#define IP_SET_OP_GET_BYINDEX 0x00000007 /* Get set name by index */ +/* Uses ip_set_req_get_set */ + +#define IP_SET_OP_GET_FNAME 0x00000008 /* Get set index and family */ +struct ip_set_req_get_set_family { + unsigned int op; + unsigned int version; + unsigned int family; + union ip_set_name_index set; +}; + +#define IP_SET_OP_VERSION 0x00000100 /* Ask kernel version */ +struct ip_set_req_version { + unsigned int op; + unsigned int version; +}; + +#endif /* _IP_SET_H */ |