netfilter: xt_conntrack: support matching on port ranges
[linux-2.6.git] / include / linux / netfilter / nfnetlink_queue.h
1 #ifndef _NFNETLINK_QUEUE_H
2 #define _NFNETLINK_QUEUE_H
3
4 #include <linux/types.h>
5 #include <linux/netfilter/nfnetlink.h>
6
7 enum nfqnl_msg_types {
8         NFQNL_MSG_PACKET,               /* packet from kernel to userspace */
9         NFQNL_MSG_VERDICT,              /* verdict from userspace to kernel */
10         NFQNL_MSG_CONFIG,               /* connect to a particular queue */
11
12         NFQNL_MSG_MAX
13 };
14
15 struct nfqnl_msg_packet_hdr {
16         __be32          packet_id;      /* unique ID of packet in queue */
17         __be16          hw_protocol;    /* hw protocol (network order) */
18         __u8    hook;           /* netfilter hook */
19 } __attribute__ ((packed));
20
21 struct nfqnl_msg_packet_hw {
22         __be16          hw_addrlen;
23         __u16   _pad;
24         __u8    hw_addr[8];
25 };
26
27 struct nfqnl_msg_packet_timestamp {
28         aligned_be64    sec;
29         aligned_be64    usec;
30 };
31
32 enum nfqnl_attr_type {
33         NFQA_UNSPEC,
34         NFQA_PACKET_HDR,
35         NFQA_VERDICT_HDR,               /* nfqnl_msg_verdict_hrd */
36         NFQA_MARK,                      /* __u32 nfmark */
37         NFQA_TIMESTAMP,                 /* nfqnl_msg_packet_timestamp */
38         NFQA_IFINDEX_INDEV,             /* __u32 ifindex */
39         NFQA_IFINDEX_OUTDEV,            /* __u32 ifindex */
40         NFQA_IFINDEX_PHYSINDEV,         /* __u32 ifindex */
41         NFQA_IFINDEX_PHYSOUTDEV,        /* __u32 ifindex */
42         NFQA_HWADDR,                    /* nfqnl_msg_packet_hw */
43         NFQA_PAYLOAD,                   /* opaque data payload */
44
45         __NFQA_MAX
46 };
47 #define NFQA_MAX (__NFQA_MAX - 1)
48
49 struct nfqnl_msg_verdict_hdr {
50         __be32 verdict;
51         __be32 id;
52 };
53
54
55 enum nfqnl_msg_config_cmds {
56         NFQNL_CFG_CMD_NONE,
57         NFQNL_CFG_CMD_BIND,
58         NFQNL_CFG_CMD_UNBIND,
59         NFQNL_CFG_CMD_PF_BIND,
60         NFQNL_CFG_CMD_PF_UNBIND,
61 };
62
63 struct nfqnl_msg_config_cmd {
64         __u8    command;        /* nfqnl_msg_config_cmds */
65         __u8    _pad;
66         __be16          pf;             /* AF_xxx for PF_[UN]BIND */
67 };
68
69 enum nfqnl_config_mode {
70         NFQNL_COPY_NONE,
71         NFQNL_COPY_META,
72         NFQNL_COPY_PACKET,
73 };
74
75 struct nfqnl_msg_config_params {
76         __be32          copy_range;
77         __u8    copy_mode;      /* enum nfqnl_config_mode */
78 } __attribute__ ((packed));
79
80
81 enum nfqnl_attr_config {
82         NFQA_CFG_UNSPEC,
83         NFQA_CFG_CMD,                   /* nfqnl_msg_config_cmd */
84         NFQA_CFG_PARAMS,                /* nfqnl_msg_config_params */
85         NFQA_CFG_QUEUE_MAXLEN,          /* __u32 */
86         __NFQA_CFG_MAX
87 };
88 #define NFQA_CFG_MAX (__NFQA_CFG_MAX-1)
89
90 #endif /* _NFNETLINK_QUEUE_H */