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#ifndef aligned_be64
9#define aligned_be64 u_int64_t __attribute__((aligned(8)))
10#endif
11
12#include <linux/types.h>
13#include <linux/netfilter/nfnetlink.h>
14
15enum nfulnl_msg_types {
16	NFULNL_MSG_PACKET,		/* packet from kernel to userspace */
17	NFULNL_MSG_CONFIG,		/* connect to a particular queue */
18
19	NFULNL_MSG_MAX
20};
21
22struct nfulnl_msg_packet_hdr {
23	__be16		hw_protocol;	/* hw protocol (network order) */
24	u_int8_t	hook;		/* netfilter hook */
25	u_int8_t	_pad;
26};
27
28struct nfulnl_msg_packet_hw {
29	__be16		hw_addrlen;
30	u_int16_t	_pad;
31	u_int8_t	hw_addr[8];
32};
33
34struct nfulnl_msg_packet_timestamp {
35	aligned_be64	sec;
36	aligned_be64	usec;
37};
38
39enum nfulnl_attr_type {
40	NFULA_UNSPEC,
41	NFULA_PACKET_HDR,
42	NFULA_MARK,			/* u_int32_t nfmark */
43	NFULA_TIMESTAMP,		/* nfulnl_msg_packet_timestamp */
44	NFULA_IFINDEX_INDEV,		/* u_int32_t ifindex */
45	NFULA_IFINDEX_OUTDEV,		/* u_int32_t ifindex */
46	NFULA_IFINDEX_PHYSINDEV,	/* u_int32_t ifindex */
47	NFULA_IFINDEX_PHYSOUTDEV,	/* u_int32_t ifindex */
48	NFULA_HWADDR,			/* nfulnl_msg_packet_hw */
49	NFULA_PAYLOAD,			/* opaque data payload */
50	NFULA_PREFIX,			/* string prefix */
51	NFULA_UID,			/* user id of socket */
52	NFULA_SEQ,			/* instance-local sequence number */
53	NFULA_SEQ_GLOBAL,		/* global sequence number */
54	NFULA_GID,			/* group id of socket */
55
56	__NFULA_MAX
57};
58#define NFULA_MAX (__NFULA_MAX - 1)
59
60enum nfulnl_msg_config_cmds {
61	NFULNL_CFG_CMD_NONE,
62	NFULNL_CFG_CMD_BIND,
63	NFULNL_CFG_CMD_UNBIND,
64	NFULNL_CFG_CMD_PF_BIND,
65	NFULNL_CFG_CMD_PF_UNBIND,
66};
67
68struct nfulnl_msg_config_cmd {
69	u_int8_t	command;	/* nfulnl_msg_config_cmds */
70} __attribute__ ((packed));
71
72struct nfulnl_msg_config_mode {
73	__be32		copy_range;
74	u_int8_t	copy_mode;
75	u_int8_t	_pad;
76} __attribute__ ((packed));
77
78enum nfulnl_attr_config {
79	NFULA_CFG_UNSPEC,
80	NFULA_CFG_CMD,			/* nfulnl_msg_config_cmd */
81	NFULA_CFG_MODE,			/* nfulnl_msg_config_mode */
82	NFULA_CFG_NLBUFSIZ,		/* u_int32_t buffer size */
83	NFULA_CFG_TIMEOUT,		/* u_int32_t in 1/100 s */
84	NFULA_CFG_QTHRESH,		/* u_int32_t */
85	NFULA_CFG_FLAGS,		/* u_int16_t */
86	__NFULA_CFG_MAX
87};
88#define NFULA_CFG_MAX (__NFULA_CFG_MAX -1)
89
90#define NFULNL_COPY_NONE	0x00
91#define NFULNL_COPY_META	0x01
92#define NFULNL_COPY_PACKET	0x02
93
94#define NFULNL_CFG_F_SEQ	0x0001
95#define NFULNL_CFG_F_SEQ_GLOBAL	0x0002
96
97#endif /* _NFNETLINK_LOG_H */
98