blob: 762186906b6df5574a6395b2e2089581d02f2a4a [file] [log] [blame]
Elliott Hughes180edef2023-11-02 00:08:05 +00001/*
2 * This file is auto-generated. Modifications will be lost.
3 *
4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5 * for more information.
6 */
Ben Cheng655a7c02013-10-16 16:09:24 -07007#ifndef _UAPI__LINUX_NETLINK_H
8#define _UAPI__LINUX_NETLINK_H
Christopher Ferris05667cd2021-02-16 16:01:34 -08009#include <linux/const.h>
Ben Cheng655a7c02013-10-16 16:09:24 -070010#include <linux/socket.h>
Ben Cheng655a7c02013-10-16 16:09:24 -070011#include <linux/types.h>
12#define NETLINK_ROUTE 0
13#define NETLINK_UNUSED 1
14#define NETLINK_USERSOCK 2
Ben Cheng655a7c02013-10-16 16:09:24 -070015#define NETLINK_FIREWALL 3
16#define NETLINK_SOCK_DIAG 4
17#define NETLINK_NFLOG 5
18#define NETLINK_XFRM 6
Ben Cheng655a7c02013-10-16 16:09:24 -070019#define NETLINK_SELINUX 7
20#define NETLINK_ISCSI 8
21#define NETLINK_AUDIT 9
22#define NETLINK_FIB_LOOKUP 10
Ben Cheng655a7c02013-10-16 16:09:24 -070023#define NETLINK_CONNECTOR 11
24#define NETLINK_NETFILTER 12
25#define NETLINK_IP6_FW 13
26#define NETLINK_DNRTMSG 14
Ben Cheng655a7c02013-10-16 16:09:24 -070027#define NETLINK_KOBJECT_UEVENT 15
28#define NETLINK_GENERIC 16
29#define NETLINK_SCSITRANSPORT 18
30#define NETLINK_ECRYPTFS 19
Ben Cheng655a7c02013-10-16 16:09:24 -070031#define NETLINK_RDMA 20
32#define NETLINK_CRYPTO 21
Christopher Ferris525ce912017-07-26 13:12:53 -070033#define NETLINK_SMC 22
Ben Cheng655a7c02013-10-16 16:09:24 -070034#define NETLINK_INET_DIAG NETLINK_SOCK_DIAG
35#define MAX_LINKS 32
Ben Cheng655a7c02013-10-16 16:09:24 -070036struct sockaddr_nl {
Tao Baod7db5942015-01-28 10:07:51 -080037 __kernel_sa_family_t nl_family;
38 unsigned short nl_pad;
39 __u32 nl_pid;
Tao Baod7db5942015-01-28 10:07:51 -080040 __u32 nl_groups;
Ben Cheng655a7c02013-10-16 16:09:24 -070041};
42struct nlmsghdr {
Tao Baod7db5942015-01-28 10:07:51 -080043 __u32 nlmsg_len;
Tao Baod7db5942015-01-28 10:07:51 -080044 __u16 nlmsg_type;
45 __u16 nlmsg_flags;
46 __u32 nlmsg_seq;
47 __u32 nlmsg_pid;
Ben Cheng655a7c02013-10-16 16:09:24 -070048};
Christopher Ferris525ce912017-07-26 13:12:53 -070049#define NLM_F_REQUEST 0x01
50#define NLM_F_MULTI 0x02
51#define NLM_F_ACK 0x04
52#define NLM_F_ECHO 0x08
53#define NLM_F_DUMP_INTR 0x10
54#define NLM_F_DUMP_FILTERED 0x20
Ben Cheng655a7c02013-10-16 16:09:24 -070055#define NLM_F_ROOT 0x100
Christopher Ferris05d08e92016-02-04 13:16:38 -080056#define NLM_F_MATCH 0x200
Ben Cheng655a7c02013-10-16 16:09:24 -070057#define NLM_F_ATOMIC 0x400
Tao Baod7db5942015-01-28 10:07:51 -080058#define NLM_F_DUMP (NLM_F_ROOT | NLM_F_MATCH)
Ben Cheng655a7c02013-10-16 16:09:24 -070059#define NLM_F_REPLACE 0x100
Christopher Ferris05d08e92016-02-04 13:16:38 -080060#define NLM_F_EXCL 0x200
Ben Cheng655a7c02013-10-16 16:09:24 -070061#define NLM_F_CREATE 0x400
62#define NLM_F_APPEND 0x800
Christopher Ferris1308ad32017-11-14 17:32:13 -080063#define NLM_F_NONREC 0x100
Christopher Ferris80ae69d2022-08-02 16:32:21 -070064#define NLM_F_BULK 0x200
Christopher Ferris525ce912017-07-26 13:12:53 -070065#define NLM_F_CAPPED 0x100
66#define NLM_F_ACK_TLVS 0x200
Ben Cheng655a7c02013-10-16 16:09:24 -070067#define NLMSG_ALIGNTO 4U
Christopher Ferris05d08e92016-02-04 13:16:38 -080068#define NLMSG_ALIGN(len) (((len) + NLMSG_ALIGNTO - 1) & ~(NLMSG_ALIGNTO - 1))
Ben Cheng655a7c02013-10-16 16:09:24 -070069#define NLMSG_HDRLEN ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr)))
70#define NLMSG_LENGTH(len) ((len) + NLMSG_HDRLEN)
71#define NLMSG_SPACE(len) NLMSG_ALIGN(NLMSG_LENGTH(len))
Christopher Ferris3a39c0b2021-09-02 00:03:38 +000072#define NLMSG_DATA(nlh) ((void *) (((char *) nlh) + NLMSG_HDRLEN))
Tao Baod7db5942015-01-28 10:07:51 -080073#define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), (struct nlmsghdr *) (((char *) (nlh)) + NLMSG_ALIGN((nlh)->nlmsg_len)))
74#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 -070075#define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len)))
Christopher Ferris05d08e92016-02-04 13:16:38 -080076#define NLMSG_NOOP 0x1
Ben Cheng655a7c02013-10-16 16:09:24 -070077#define NLMSG_ERROR 0x2
78#define NLMSG_DONE 0x3
79#define NLMSG_OVERRUN 0x4
Christopher Ferris05d08e92016-02-04 13:16:38 -080080#define NLMSG_MIN_TYPE 0x10
Ben Cheng655a7c02013-10-16 16:09:24 -070081struct nlmsgerr {
Tao Baod7db5942015-01-28 10:07:51 -080082 int error;
83 struct nlmsghdr msg;
Christopher Ferris05d08e92016-02-04 13:16:38 -080084};
Christopher Ferris525ce912017-07-26 13:12:53 -070085enum nlmsgerr_attrs {
86 NLMSGERR_ATTR_UNUSED,
87 NLMSGERR_ATTR_MSG,
88 NLMSGERR_ATTR_OFFS,
89 NLMSGERR_ATTR_COOKIE,
Christopher Ferris32ff3f82020-12-14 13:10:04 -080090 NLMSGERR_ATTR_POLICY,
Christopher Ferris6cd53a52022-12-12 23:39:16 +000091 NLMSGERR_ATTR_MISS_TYPE,
92 NLMSGERR_ATTR_MISS_NEST,
Christopher Ferris525ce912017-07-26 13:12:53 -070093 __NLMSGERR_ATTR_MAX,
94 NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
95};
Ben Cheng655a7c02013-10-16 16:09:24 -070096#define NETLINK_ADD_MEMBERSHIP 1
97#define NETLINK_DROP_MEMBERSHIP 2
98#define NETLINK_PKTINFO 3
Christopher Ferris05d08e92016-02-04 13:16:38 -080099#define NETLINK_BROADCAST_ERROR 4
Ben Cheng655a7c02013-10-16 16:09:24 -0700100#define NETLINK_NO_ENOBUFS 5
101#define NETLINK_RX_RING 6
102#define NETLINK_TX_RING 7
Christopher Ferris05d08e92016-02-04 13:16:38 -0800103#define NETLINK_LISTEN_ALL_NSID 8
104#define NETLINK_LIST_MEMBERSHIPS 9
105#define NETLINK_CAP_ACK 10
Christopher Ferris525ce912017-07-26 13:12:53 -0700106#define NETLINK_EXT_ACK 11
Christopher Ferris86a48372019-01-10 14:14:59 -0800107#define NETLINK_GET_STRICT_CHK 12
Ben Cheng655a7c02013-10-16 16:09:24 -0700108struct nl_pktinfo {
Tao Baod7db5942015-01-28 10:07:51 -0800109 __u32 group;
Ben Cheng655a7c02013-10-16 16:09:24 -0700110};
111struct nl_mmap_req {
Tao Baod7db5942015-01-28 10:07:51 -0800112 unsigned int nm_block_size;
Tao Baod7db5942015-01-28 10:07:51 -0800113 unsigned int nm_block_nr;
114 unsigned int nm_frame_size;
115 unsigned int nm_frame_nr;
Ben Cheng655a7c02013-10-16 16:09:24 -0700116};
Ben Cheng655a7c02013-10-16 16:09:24 -0700117struct nl_mmap_hdr {
Tao Baod7db5942015-01-28 10:07:51 -0800118 unsigned int nm_status;
119 unsigned int nm_len;
120 __u32 nm_group;
Tao Baod7db5942015-01-28 10:07:51 -0800121 __u32 nm_pid;
122 __u32 nm_uid;
123 __u32 nm_gid;
Ben Cheng655a7c02013-10-16 16:09:24 -0700124};
Ben Cheng655a7c02013-10-16 16:09:24 -0700125enum nl_mmap_status {
Tao Baod7db5942015-01-28 10:07:51 -0800126 NL_MMAP_STATUS_UNUSED,
127 NL_MMAP_STATUS_RESERVED,
128 NL_MMAP_STATUS_VALID,
Tao Baod7db5942015-01-28 10:07:51 -0800129 NL_MMAP_STATUS_COPY,
130 NL_MMAP_STATUS_SKIP,
Ben Cheng655a7c02013-10-16 16:09:24 -0700131};
132#define NL_MMAP_MSG_ALIGNMENT NLMSG_ALIGNTO
Ben Cheng655a7c02013-10-16 16:09:24 -0700133#define NL_MMAP_MSG_ALIGN(sz) __ALIGN_KERNEL(sz, NL_MMAP_MSG_ALIGNMENT)
134#define NL_MMAP_HDRLEN NL_MMAP_MSG_ALIGN(sizeof(struct nl_mmap_hdr))
135#define NET_MAJOR 36
136enum {
Tao Baod7db5942015-01-28 10:07:51 -0800137 NETLINK_UNCONNECTED = 0,
138 NETLINK_CONNECTED,
Ben Cheng655a7c02013-10-16 16:09:24 -0700139};
140struct nlattr {
Tao Baod7db5942015-01-28 10:07:51 -0800141 __u16 nla_len;
142 __u16 nla_type;
Ben Cheng655a7c02013-10-16 16:09:24 -0700143};
144#define NLA_F_NESTED (1 << 15)
Ben Cheng655a7c02013-10-16 16:09:24 -0700145#define NLA_F_NET_BYTEORDER (1 << 14)
146#define NLA_TYPE_MASK ~(NLA_F_NESTED | NLA_F_NET_BYTEORDER)
147#define NLA_ALIGNTO 4
148#define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1))
Ben Cheng655a7c02013-10-16 16:09:24 -0700149#define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr)))
Christopher Ferris1308ad32017-11-14 17:32:13 -0800150struct nla_bitfield32 {
151 __u32 value;
152 __u32 selector;
153};
Christopher Ferris8177cdf2020-08-03 11:53:55 -0700154enum netlink_attribute_type {
155 NL_ATTR_TYPE_INVALID,
156 NL_ATTR_TYPE_FLAG,
157 NL_ATTR_TYPE_U8,
158 NL_ATTR_TYPE_U16,
159 NL_ATTR_TYPE_U32,
160 NL_ATTR_TYPE_U64,
161 NL_ATTR_TYPE_S8,
162 NL_ATTR_TYPE_S16,
163 NL_ATTR_TYPE_S32,
164 NL_ATTR_TYPE_S64,
165 NL_ATTR_TYPE_BINARY,
166 NL_ATTR_TYPE_STRING,
167 NL_ATTR_TYPE_NUL_STRING,
168 NL_ATTR_TYPE_NESTED,
169 NL_ATTR_TYPE_NESTED_ARRAY,
170 NL_ATTR_TYPE_BITFIELD32,
Christopher Ferris0f795212024-01-17 14:17:28 -0800171 NL_ATTR_TYPE_SINT,
172 NL_ATTR_TYPE_UINT,
Christopher Ferris8177cdf2020-08-03 11:53:55 -0700173};
174enum netlink_policy_type_attr {
175 NL_POLICY_TYPE_ATTR_UNSPEC,
176 NL_POLICY_TYPE_ATTR_TYPE,
177 NL_POLICY_TYPE_ATTR_MIN_VALUE_S,
178 NL_POLICY_TYPE_ATTR_MAX_VALUE_S,
179 NL_POLICY_TYPE_ATTR_MIN_VALUE_U,
180 NL_POLICY_TYPE_ATTR_MAX_VALUE_U,
181 NL_POLICY_TYPE_ATTR_MIN_LENGTH,
182 NL_POLICY_TYPE_ATTR_MAX_LENGTH,
183 NL_POLICY_TYPE_ATTR_POLICY_IDX,
184 NL_POLICY_TYPE_ATTR_POLICY_MAXTYPE,
185 NL_POLICY_TYPE_ATTR_BITFIELD32_MASK,
186 NL_POLICY_TYPE_ATTR_PAD,
Christopher Ferris32ff3f82020-12-14 13:10:04 -0800187 NL_POLICY_TYPE_ATTR_MASK,
Christopher Ferris8177cdf2020-08-03 11:53:55 -0700188 __NL_POLICY_TYPE_ATTR_MAX,
189 NL_POLICY_TYPE_ATTR_MAX = __NL_POLICY_TYPE_ATTR_MAX - 1
190};
Ben Cheng655a7c02013-10-16 16:09:24 -0700191#endif