1 /**************************************************************************** 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 21 #include <linux/kernel.h> 22 #include <linux/socket.h> 23 #include <linux/types.h> 24 #define NETLINK_ROUTE 0 25 #define NETLINK_UNUSED 1 26 #define NETLINK_USERSOCK 2 27 #define NETLINK_FIREWALL 3 28 #define NETLINK_SOCK_DIAG 4 29 #define NETLINK_NFLOG 5 30 #define NETLINK_XFRM 6 31 #define NETLINK_SELINUX 7 32 #define NETLINK_ISCSI 8 33 #define NETLINK_AUDIT 9 34 #define NETLINK_FIB_LOOKUP 10 35 #define NETLINK_CONNECTOR 11 36 #define NETLINK_NETFILTER 12 37 #define NETLINK_IP6_FW 13 38 #define NETLINK_DNRTMSG 14 39 #define NETLINK_KOBJECT_UEVENT 15 40 #define NETLINK_GENERIC 16 41 #define NETLINK_SCSITRANSPORT 18 42 #define NETLINK_ECRYPTFS 19 43 #define NETLINK_RDMA 20 44 #define NETLINK_CRYPTO 21 45 #define NETLINK_SMC 22 46 #define NETLINK_INET_DIAG NETLINK_SOCK_DIAG 47 #define MAX_LINKS 32 48 struct sockaddr_nl { 49 __kernel_sa_family_t nl_family; 50 unsigned short nl_pad; 51 __u32 nl_pid; 52 __u32 nl_groups; 53 }; 54 struct nlmsghdr { 55 __u32 nlmsg_len; 56 __u16 nlmsg_type; 57 __u16 nlmsg_flags; 58 __u32 nlmsg_seq; 59 __u32 nlmsg_pid; 60 }; 61 #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 67 #define NLM_F_ROOT 0x100 68 #define NLM_F_MATCH 0x200 69 #define NLM_F_ATOMIC 0x400 70 #define NLM_F_DUMP (NLM_F_ROOT | NLM_F_MATCH) 71 #define NLM_F_REPLACE 0x100 72 #define NLM_F_EXCL 0x200 73 #define NLM_F_CREATE 0x400 74 #define NLM_F_APPEND 0x800 75 #define NLM_F_NONREC 0x100 76 #define NLM_F_CAPPED 0x100 77 #define NLM_F_ACK_TLVS 0x200 78 #define NLMSG_ALIGNTO 4U 79 #define NLMSG_ALIGN(len) (((len) + NLMSG_ALIGNTO - 1) & ~(NLMSG_ALIGNTO - 1)) 80 #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)) 83 #define NLMSG_DATA(nlh) ((void *) (((char *) nlh) + NLMSG_LENGTH(0))) 84 #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)) 86 #define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len))) 87 #define NLMSG_NOOP 0x1 88 #define NLMSG_ERROR 0x2 89 #define NLMSG_DONE 0x3 90 #define NLMSG_OVERRUN 0x4 91 #define NLMSG_MIN_TYPE 0x10 92 struct nlmsgerr { 93 int error; 94 struct nlmsghdr msg; 95 }; 96 enum nlmsgerr_attrs { 97 NLMSGERR_ATTR_UNUSED, 98 NLMSGERR_ATTR_MSG, 99 NLMSGERR_ATTR_OFFS, 100 NLMSGERR_ATTR_COOKIE, 101 __NLMSGERR_ATTR_MAX, 102 NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1 103 }; 104 #define NETLINK_ADD_MEMBERSHIP 1 105 #define NETLINK_DROP_MEMBERSHIP 2 106 #define NETLINK_PKTINFO 3 107 #define NETLINK_BROADCAST_ERROR 4 108 #define NETLINK_NO_ENOBUFS 5 109 #define NETLINK_RX_RING 6 110 #define NETLINK_TX_RING 7 111 #define NETLINK_LISTEN_ALL_NSID 8 112 #define NETLINK_LIST_MEMBERSHIPS 9 113 #define NETLINK_CAP_ACK 10 114 #define NETLINK_EXT_ACK 11 115 #define NETLINK_GET_STRICT_CHK 12 116 struct nl_pktinfo { 117 __u32 group; 118 }; 119 struct nl_mmap_req { 120 unsigned int nm_block_size; 121 unsigned int nm_block_nr; 122 unsigned int nm_frame_size; 123 unsigned int nm_frame_nr; 124 }; 125 struct nl_mmap_hdr { 126 unsigned int nm_status; 127 unsigned int nm_len; 128 __u32 nm_group; 129 __u32 nm_pid; 130 __u32 nm_uid; 131 __u32 nm_gid; 132 }; 133 enum nl_mmap_status { 134 NL_MMAP_STATUS_UNUSED, 135 NL_MMAP_STATUS_RESERVED, 136 NL_MMAP_STATUS_VALID, 137 NL_MMAP_STATUS_COPY, 138 NL_MMAP_STATUS_SKIP, 139 }; 140 #define NL_MMAP_MSG_ALIGNMENT NLMSG_ALIGNTO 141 #define NL_MMAP_MSG_ALIGN(sz) __ALIGN_KERNEL(sz, NL_MMAP_MSG_ALIGNMENT) 142 #define NL_MMAP_HDRLEN NL_MMAP_MSG_ALIGN(sizeof(struct nl_mmap_hdr)) 143 #define NET_MAJOR 36 144 enum { 145 NETLINK_UNCONNECTED = 0, 146 NETLINK_CONNECTED, 147 }; 148 struct nlattr { 149 __u16 nla_len; 150 __u16 nla_type; 151 }; 152 #define NLA_F_NESTED (1 << 15) 153 #define NLA_F_NET_BYTEORDER (1 << 14) 154 #define NLA_TYPE_MASK ~(NLA_F_NESTED | NLA_F_NET_BYTEORDER) 155 #define NLA_ALIGNTO 4 156 #define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1)) 157 #define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr))) 158 struct nla_bitfield32 { 159 __u32 value; 160 __u32 selector; 161 }; 162 #endif 163