blob: da6a46b327e15718c7d59fe35f86ca0a9aa46ae0 [file] [log] [blame]
Ben Cheng655a7c02013-10-16 16:09:24 -07001/****************************************************************************
2 ****************************************************************************
3 ***
4 *** This header was automatically generated from a Linux kernel header
5 *** of the same name, to make information necessary for userspace to
6 *** call into the kernel available to libc. It contains only constants,
7 *** structures, and macros generated from the original header, and thus,
8 *** contains no copyrightable information.
9 ***
10 *** To edit the content of this header, modify the corresponding
11 *** source file (e.g. under external/kernel-headers/original/) then
12 *** run bionic/libc/kernel/tools/update_all.py
13 ***
14 *** Any manual change here will be lost the next time this script will
15 *** be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef _UAPI__LINUX_NETLINK_H
20#define _UAPI__LINUX_NETLINK_H
Christopher Ferris05667cd2021-02-16 16:01:34 -080021#include <linux/const.h>
Ben Cheng655a7c02013-10-16 16:09:24 -070022#include <linux/socket.h>
Ben Cheng655a7c02013-10-16 16:09:24 -070023#include <linux/types.h>
24#define NETLINK_ROUTE 0
25#define NETLINK_UNUSED 1
26#define NETLINK_USERSOCK 2
Ben Cheng655a7c02013-10-16 16:09:24 -070027#define NETLINK_FIREWALL 3
28#define NETLINK_SOCK_DIAG 4
29#define NETLINK_NFLOG 5
30#define NETLINK_XFRM 6
Ben Cheng655a7c02013-10-16 16:09:24 -070031#define NETLINK_SELINUX 7
32#define NETLINK_ISCSI 8
33#define NETLINK_AUDIT 9
34#define NETLINK_FIB_LOOKUP 10
Ben Cheng655a7c02013-10-16 16:09:24 -070035#define NETLINK_CONNECTOR 11
36#define NETLINK_NETFILTER 12
37#define NETLINK_IP6_FW 13
38#define NETLINK_DNRTMSG 14
Ben Cheng655a7c02013-10-16 16:09:24 -070039#define NETLINK_KOBJECT_UEVENT 15
40#define NETLINK_GENERIC 16
41#define NETLINK_SCSITRANSPORT 18
42#define NETLINK_ECRYPTFS 19
Ben Cheng655a7c02013-10-16 16:09:24 -070043#define NETLINK_RDMA 20
44#define NETLINK_CRYPTO 21
Christopher Ferris525ce912017-07-26 13:12:53 -070045#define NETLINK_SMC 22
Ben Cheng655a7c02013-10-16 16:09:24 -070046#define NETLINK_INET_DIAG NETLINK_SOCK_DIAG
47#define MAX_LINKS 32
Ben Cheng655a7c02013-10-16 16:09:24 -070048struct sockaddr_nl {
Tao Baod7db5942015-01-28 10:07:51 -080049 __kernel_sa_family_t nl_family;
50 unsigned short nl_pad;
51 __u32 nl_pid;
Tao Baod7db5942015-01-28 10:07:51 -080052 __u32 nl_groups;
Ben Cheng655a7c02013-10-16 16:09:24 -070053};
54struct nlmsghdr {
Tao Baod7db5942015-01-28 10:07:51 -080055 __u32 nlmsg_len;
Tao Baod7db5942015-01-28 10:07:51 -080056 __u16 nlmsg_type;
57 __u16 nlmsg_flags;
58 __u32 nlmsg_seq;
59 __u32 nlmsg_pid;
Ben Cheng655a7c02013-10-16 16:09:24 -070060};
Christopher Ferris525ce912017-07-26 13:12:53 -070061#define NLM_F_REQUEST 0x01
62#define NLM_F_MULTI 0x02
63#define NLM_F_ACK 0x04
64#define NLM_F_ECHO 0x08
65#define NLM_F_DUMP_INTR 0x10
66#define NLM_F_DUMP_FILTERED 0x20
Ben Cheng655a7c02013-10-16 16:09:24 -070067#define NLM_F_ROOT 0x100
Christopher Ferris05d08e92016-02-04 13:16:38 -080068#define NLM_F_MATCH 0x200
Ben Cheng655a7c02013-10-16 16:09:24 -070069#define NLM_F_ATOMIC 0x400
Tao Baod7db5942015-01-28 10:07:51 -080070#define NLM_F_DUMP (NLM_F_ROOT | NLM_F_MATCH)
Ben Cheng655a7c02013-10-16 16:09:24 -070071#define NLM_F_REPLACE 0x100
Christopher Ferris05d08e92016-02-04 13:16:38 -080072#define NLM_F_EXCL 0x200
Ben Cheng655a7c02013-10-16 16:09:24 -070073#define NLM_F_CREATE 0x400
74#define NLM_F_APPEND 0x800
Christopher Ferris1308ad32017-11-14 17:32:13 -080075#define NLM_F_NONREC 0x100
Christopher Ferris525ce912017-07-26 13:12:53 -070076#define NLM_F_CAPPED 0x100
77#define NLM_F_ACK_TLVS 0x200
Ben Cheng655a7c02013-10-16 16:09:24 -070078#define NLMSG_ALIGNTO 4U
Christopher Ferris05d08e92016-02-04 13:16:38 -080079#define NLMSG_ALIGN(len) (((len) + NLMSG_ALIGNTO - 1) & ~(NLMSG_ALIGNTO - 1))
Ben Cheng655a7c02013-10-16 16:09:24 -070080#define NLMSG_HDRLEN ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr)))
81#define NLMSG_LENGTH(len) ((len) + NLMSG_HDRLEN)
82#define NLMSG_SPACE(len) NLMSG_ALIGN(NLMSG_LENGTH(len))
Christopher Ferris05d08e92016-02-04 13:16:38 -080083#define NLMSG_DATA(nlh) ((void *) (((char *) nlh) + NLMSG_LENGTH(0)))
Tao Baod7db5942015-01-28 10:07:51 -080084#define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), (struct nlmsghdr *) (((char *) (nlh)) + NLMSG_ALIGN((nlh)->nlmsg_len)))
85#define NLMSG_OK(nlh,len) ((len) >= (int) sizeof(struct nlmsghdr) && (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && (nlh)->nlmsg_len <= (len))
Ben Cheng655a7c02013-10-16 16:09:24 -070086#define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len)))
Christopher Ferris05d08e92016-02-04 13:16:38 -080087#define NLMSG_NOOP 0x1
Ben Cheng655a7c02013-10-16 16:09:24 -070088#define NLMSG_ERROR 0x2
89#define NLMSG_DONE 0x3
90#define NLMSG_OVERRUN 0x4
Christopher Ferris05d08e92016-02-04 13:16:38 -080091#define NLMSG_MIN_TYPE 0x10
Ben Cheng655a7c02013-10-16 16:09:24 -070092struct nlmsgerr {
Tao Baod7db5942015-01-28 10:07:51 -080093 int error;
94 struct nlmsghdr msg;
Christopher Ferris05d08e92016-02-04 13:16:38 -080095};
Christopher Ferris525ce912017-07-26 13:12:53 -070096enum nlmsgerr_attrs {
97 NLMSGERR_ATTR_UNUSED,
98 NLMSGERR_ATTR_MSG,
99 NLMSGERR_ATTR_OFFS,
100 NLMSGERR_ATTR_COOKIE,
Christopher Ferris32ff3f82020-12-14 13:10:04 -0800101 NLMSGERR_ATTR_POLICY,
Christopher Ferris525ce912017-07-26 13:12:53 -0700102 __NLMSGERR_ATTR_MAX,
103 NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
104};
Ben Cheng655a7c02013-10-16 16:09:24 -0700105#define NETLINK_ADD_MEMBERSHIP 1
106#define NETLINK_DROP_MEMBERSHIP 2
107#define NETLINK_PKTINFO 3
Christopher Ferris05d08e92016-02-04 13:16:38 -0800108#define NETLINK_BROADCAST_ERROR 4
Ben Cheng655a7c02013-10-16 16:09:24 -0700109#define NETLINK_NO_ENOBUFS 5
110#define NETLINK_RX_RING 6
111#define NETLINK_TX_RING 7
Christopher Ferris05d08e92016-02-04 13:16:38 -0800112#define NETLINK_LISTEN_ALL_NSID 8
113#define NETLINK_LIST_MEMBERSHIPS 9
114#define NETLINK_CAP_ACK 10
Christopher Ferris525ce912017-07-26 13:12:53 -0700115#define NETLINK_EXT_ACK 11
Christopher Ferris86a48372019-01-10 14:14:59 -0800116#define NETLINK_GET_STRICT_CHK 12
Ben Cheng655a7c02013-10-16 16:09:24 -0700117struct nl_pktinfo {
Tao Baod7db5942015-01-28 10:07:51 -0800118 __u32 group;
Ben Cheng655a7c02013-10-16 16:09:24 -0700119};
120struct nl_mmap_req {
Tao Baod7db5942015-01-28 10:07:51 -0800121 unsigned int nm_block_size;
Tao Baod7db5942015-01-28 10:07:51 -0800122 unsigned int nm_block_nr;
123 unsigned int nm_frame_size;
124 unsigned int nm_frame_nr;
Ben Cheng655a7c02013-10-16 16:09:24 -0700125};
Ben Cheng655a7c02013-10-16 16:09:24 -0700126struct nl_mmap_hdr {
Tao Baod7db5942015-01-28 10:07:51 -0800127 unsigned int nm_status;
128 unsigned int nm_len;
129 __u32 nm_group;
Tao Baod7db5942015-01-28 10:07:51 -0800130 __u32 nm_pid;
131 __u32 nm_uid;
132 __u32 nm_gid;
Ben Cheng655a7c02013-10-16 16:09:24 -0700133};
Ben Cheng655a7c02013-10-16 16:09:24 -0700134enum nl_mmap_status {
Tao Baod7db5942015-01-28 10:07:51 -0800135 NL_MMAP_STATUS_UNUSED,
136 NL_MMAP_STATUS_RESERVED,
137 NL_MMAP_STATUS_VALID,
Tao Baod7db5942015-01-28 10:07:51 -0800138 NL_MMAP_STATUS_COPY,
139 NL_MMAP_STATUS_SKIP,
Ben Cheng655a7c02013-10-16 16:09:24 -0700140};
141#define NL_MMAP_MSG_ALIGNMENT NLMSG_ALIGNTO
Ben Cheng655a7c02013-10-16 16:09:24 -0700142#define NL_MMAP_MSG_ALIGN(sz) __ALIGN_KERNEL(sz, NL_MMAP_MSG_ALIGNMENT)
143#define NL_MMAP_HDRLEN NL_MMAP_MSG_ALIGN(sizeof(struct nl_mmap_hdr))
144#define NET_MAJOR 36
145enum {
Tao Baod7db5942015-01-28 10:07:51 -0800146 NETLINK_UNCONNECTED = 0,
147 NETLINK_CONNECTED,
Ben Cheng655a7c02013-10-16 16:09:24 -0700148};
149struct nlattr {
Tao Baod7db5942015-01-28 10:07:51 -0800150 __u16 nla_len;
151 __u16 nla_type;
Ben Cheng655a7c02013-10-16 16:09:24 -0700152};
153#define NLA_F_NESTED (1 << 15)
Ben Cheng655a7c02013-10-16 16:09:24 -0700154#define NLA_F_NET_BYTEORDER (1 << 14)
155#define NLA_TYPE_MASK ~(NLA_F_NESTED | NLA_F_NET_BYTEORDER)
156#define NLA_ALIGNTO 4
157#define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1))
Ben Cheng655a7c02013-10-16 16:09:24 -0700158#define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr)))
Christopher Ferris1308ad32017-11-14 17:32:13 -0800159struct nla_bitfield32 {
160 __u32 value;
161 __u32 selector;
162};
Christopher Ferris8177cdf2020-08-03 11:53:55 -0700163enum netlink_attribute_type {
164 NL_ATTR_TYPE_INVALID,
165 NL_ATTR_TYPE_FLAG,
166 NL_ATTR_TYPE_U8,
167 NL_ATTR_TYPE_U16,
168 NL_ATTR_TYPE_U32,
169 NL_ATTR_TYPE_U64,
170 NL_ATTR_TYPE_S8,
171 NL_ATTR_TYPE_S16,
172 NL_ATTR_TYPE_S32,
173 NL_ATTR_TYPE_S64,
174 NL_ATTR_TYPE_BINARY,
175 NL_ATTR_TYPE_STRING,
176 NL_ATTR_TYPE_NUL_STRING,
177 NL_ATTR_TYPE_NESTED,
178 NL_ATTR_TYPE_NESTED_ARRAY,
179 NL_ATTR_TYPE_BITFIELD32,
180};
181enum netlink_policy_type_attr {
182 NL_POLICY_TYPE_ATTR_UNSPEC,
183 NL_POLICY_TYPE_ATTR_TYPE,
184 NL_POLICY_TYPE_ATTR_MIN_VALUE_S,
185 NL_POLICY_TYPE_ATTR_MAX_VALUE_S,
186 NL_POLICY_TYPE_ATTR_MIN_VALUE_U,
187 NL_POLICY_TYPE_ATTR_MAX_VALUE_U,
188 NL_POLICY_TYPE_ATTR_MIN_LENGTH,
189 NL_POLICY_TYPE_ATTR_MAX_LENGTH,
190 NL_POLICY_TYPE_ATTR_POLICY_IDX,
191 NL_POLICY_TYPE_ATTR_POLICY_MAXTYPE,
192 NL_POLICY_TYPE_ATTR_BITFIELD32_MASK,
193 NL_POLICY_TYPE_ATTR_PAD,
Christopher Ferris32ff3f82020-12-14 13:10:04 -0800194 NL_POLICY_TYPE_ATTR_MASK,
Christopher Ferris8177cdf2020-08-03 11:53:55 -0700195 __NL_POLICY_TYPE_ATTR_MAX,
196 NL_POLICY_TYPE_ATTR_MAX = __NL_POLICY_TYPE_ATTR_MAX - 1
197};
Ben Cheng655a7c02013-10-16 16:09:24 -0700198#endif