Linux Kernel  3.7.1
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nfnetlink_log.h
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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 
11 enum 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 
18 struct nfulnl_msg_packet_hdr {
19  __be16 hw_protocol; /* hw protocol (network order) */
20  __u8 hook; /* netfilter hook */
21  __u8 _pad;
22 };
23 
24 struct nfulnl_msg_packet_hw {
25  __be16 hw_addrlen;
26  __u16 _pad;
27  __u8 hw_addr[8];
28 };
29 
30 struct nfulnl_msg_packet_timestamp {
31  __aligned_be64 sec;
32  __aligned_be64 usec;
33 };
34 
35 enum 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 
55  __NFULA_MAX
56 };
57 #define NFULA_MAX (__NFULA_MAX - 1)
58 
59 enum nfulnl_msg_config_cmds {
60  NFULNL_CFG_CMD_NONE,
61  NFULNL_CFG_CMD_BIND,
62  NFULNL_CFG_CMD_UNBIND,
63  NFULNL_CFG_CMD_PF_BIND,
64  NFULNL_CFG_CMD_PF_UNBIND,
65 };
66 
67 struct nfulnl_msg_config_cmd {
68  __u8 command; /* nfulnl_msg_config_cmds */
69 } __attribute__ ((packed));
70 
71 struct nfulnl_msg_config_mode {
72  __be32 copy_range;
73  __u8 copy_mode;
74  __u8 _pad;
75 } __attribute__ ((packed));
76 
77 enum nfulnl_attr_config {
78  NFULA_CFG_UNSPEC,
79  NFULA_CFG_CMD, /* nfulnl_msg_config_cmd */
80  NFULA_CFG_MODE, /* nfulnl_msg_config_mode */
81  NFULA_CFG_NLBUFSIZ, /* __u32 buffer size */
82  NFULA_CFG_TIMEOUT, /* __u32 in 1/100 s */
83  NFULA_CFG_QTHRESH, /* __u32 */
84  NFULA_CFG_FLAGS, /* __u16 */
85  __NFULA_CFG_MAX
86 };
87 #define NFULA_CFG_MAX (__NFULA_CFG_MAX -1)
88 
89 #define NFULNL_COPY_NONE 0x00
90 #define NFULNL_COPY_META 0x01
91 #define NFULNL_COPY_PACKET 0x02
92 /* 0xff is reserved, don't use it for new copy modes. */
93 
94 #define NFULNL_CFG_F_SEQ 0x0001
95 #define NFULNL_CFG_F_SEQ_GLOBAL 0x0002
96 
97 #endif /* _NFNETLINK_LOG_H */
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