1#ifndef _NFNETLINK_LOG_H
2#define _NFNETLINK_LOG_H
3
4/* This file describes the netlink messages (i.e. 'protocol packets'),
5 * and not any kind of function definitions.  It is shared between kernel and
6 * userspace.  Don't put kernel specific stuff in here */
7
8#include <linux/types.h>
9#include <linux/netfilter/nfnetlink.h>
10
11enum nfulnl_msg_types {
12	NFULNL_MSG_PACKET,		/* packet from kernel to userspace */
13	NFULNL_MSG_CONFIG,		/* connect to a particular queue */
14
15	NFULNL_MSG_MAX
16};
17
18struct nfulnl_msg_packet_hdr {
19	__be16		hw_protocol;	/* hw protocol (network order) */
20	__u8	hook;		/* netfilter hook */
21	__u8	_pad;
22};
23
24struct nfulnl_msg_packet_hw {
25	__be16		hw_addrlen;
26	__u16	_pad;
27	__u8	hw_addr[8];
28};
29
30struct nfulnl_msg_packet_timestamp {
31	__aligned_be64	sec;
32	__aligned_be64	usec;
33};
34
35enum nfulnl_attr_type {
36	NFULA_UNSPEC,
37	NFULA_PACKET_HDR,
38	NFULA_MARK,			/* __u32 nfmark */
39	NFULA_TIMESTAMP,		/* nfulnl_msg_packet_timestamp */
40	NFULA_IFINDEX_INDEV,		/* __u32 ifindex */
41	NFULA_IFINDEX_OUTDEV,		/* __u32 ifindex */
42	NFULA_IFINDEX_PHYSINDEV,	/* __u32 ifindex */
43	NFULA_IFINDEX_PHYSOUTDEV,	/* __u32 ifindex */
44	NFULA_HWADDR,			/* nfulnl_msg_packet_hw */
45	NFULA_PAYLOAD,			/* opaque data payload */
46	NFULA_PREFIX,			/* string prefix */
47	NFULA_UID,			/* user id of socket */
48	NFULA_SEQ,			/* instance-local sequence number */
49	NFULA_SEQ_GLOBAL,		/* global sequence number */
50	NFULA_GID,			/* group id of socket */
51	NFULA_HWTYPE,			/* hardware type */
52	NFULA_HWHEADER,			/* hardware header */
53	NFULA_HWLEN,			/* hardware header length */
54	NFULA_CT,                       /* nf_conntrack_netlink.h */
55	NFULA_CT_INFO,                  /* enum ip_conntrack_info */
56
57	__NFULA_MAX
58};
59#define NFULA_MAX (__NFULA_MAX - 1)
60
61enum nfulnl_msg_config_cmds {
62	NFULNL_CFG_CMD_NONE,
63	NFULNL_CFG_CMD_BIND,
64	NFULNL_CFG_CMD_UNBIND,
65	NFULNL_CFG_CMD_PF_BIND,
66	NFULNL_CFG_CMD_PF_UNBIND,
67};
68
69struct nfulnl_msg_config_cmd {
70	__u8	command;	/* nfulnl_msg_config_cmds */
71} __attribute__ ((packed));
72
73struct nfulnl_msg_config_mode {
74	__be32		copy_range;
75	__u8	copy_mode;
76	__u8	_pad;
77} __attribute__ ((packed));
78
79enum nfulnl_attr_config {
80	NFULA_CFG_UNSPEC,
81	NFULA_CFG_CMD,			/* nfulnl_msg_config_cmd */
82	NFULA_CFG_MODE,			/* nfulnl_msg_config_mode */
83	NFULA_CFG_NLBUFSIZ,		/* __u32 buffer size */
84	NFULA_CFG_TIMEOUT,		/* __u32 in 1/100 s */
85	NFULA_CFG_QTHRESH,		/* __u32 */
86	NFULA_CFG_FLAGS,		/* __u16 */
87	__NFULA_CFG_MAX
88};
89#define NFULA_CFG_MAX (__NFULA_CFG_MAX -1)
90
91#define NFULNL_COPY_NONE	0x00
92#define NFULNL_COPY_META	0x01
93#define NFULNL_COPY_PACKET	0x02
94/* 0xff is reserved, don't use it for new copy modes. */
95
96#define NFULNL_CFG_F_SEQ	0x0001
97#define NFULNL_CFG_F_SEQ_GLOBAL	0x0002
98#define NFULNL_CFG_F_CONNTRACK	0x0004
99
100#endif /* _NFNETLINK_LOG_H */
101