import PULS_20160108
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / uapi / linux / netfilter / nfnetlink_queue.h
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1#ifndef _NFNETLINK_QUEUE_H
2#define _NFNETLINK_QUEUE_H
3
0ba2c6e8 4#include <linux/types.h>
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5#include <linux/netfilter/nfnetlink.h>
6
7enum 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 */
97d32cf9 11 NFQNL_MSG_VERDICT_BATCH, /* batchv from userspace to kernel */
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12
13 NFQNL_MSG_MAX
14};
15
16struct nfqnl_msg_packet_hdr {
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17 __be32 packet_id; /* unique ID of packet in queue */
18 __be16 hw_protocol; /* hw protocol (network order) */
60c195c7 19 __u8 hook; /* netfilter hook */
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20} __attribute__ ((packed));
21
22struct nfqnl_msg_packet_hw {
98a4a861 23 __be16 hw_addrlen;
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24 __u16 _pad;
25 __u8 hw_addr[8];
53e26658 26};
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27
28struct nfqnl_msg_packet_timestamp {
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29 __aligned_be64 sec;
30 __aligned_be64 usec;
53e26658 31};
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32
33enum nfqnl_attr_type {
34 NFQA_UNSPEC,
35 NFQA_PACKET_HDR,
36 NFQA_VERDICT_HDR, /* nfqnl_msg_verdict_hrd */
60c195c7 37 NFQA_MARK, /* __u32 nfmark */
7af4cc3f 38 NFQA_TIMESTAMP, /* nfqnl_msg_packet_timestamp */
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39 NFQA_IFINDEX_INDEV, /* __u32 ifindex */
40 NFQA_IFINDEX_OUTDEV, /* __u32 ifindex */
41 NFQA_IFINDEX_PHYSINDEV, /* __u32 ifindex */
42 NFQA_IFINDEX_PHYSOUTDEV, /* __u32 ifindex */
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43 NFQA_HWADDR, /* nfqnl_msg_packet_hw */
44 NFQA_PAYLOAD, /* opaque data payload */
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45 NFQA_CT, /* nf_conntrack_netlink.h */
46 NFQA_CT_INFO, /* enum ip_conntrack_info */
6ee584be 47 NFQA_CAP_LEN, /* __u32 length of captured packet */
7237190d 48 NFQA_SKB_INFO, /* __u32 skb meta information */
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49
50 __NFQA_MAX
51};
52#define NFQA_MAX (__NFQA_MAX - 1)
53
54struct nfqnl_msg_verdict_hdr {
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55 __be32 verdict;
56 __be32 id;
53e26658 57};
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58
59
60enum nfqnl_msg_config_cmds {
61 NFQNL_CFG_CMD_NONE,
62 NFQNL_CFG_CMD_BIND,
63 NFQNL_CFG_CMD_UNBIND,
64 NFQNL_CFG_CMD_PF_BIND,
65 NFQNL_CFG_CMD_PF_UNBIND,
66};
67
68struct nfqnl_msg_config_cmd {
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69 __u8 command; /* nfqnl_msg_config_cmds */
70 __u8 _pad;
98a4a861 71 __be16 pf; /* AF_xxx for PF_[UN]BIND */
53e26658 72};
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73
74enum nfqnl_config_mode {
75 NFQNL_COPY_NONE,
76 NFQNL_COPY_META,
77 NFQNL_COPY_PACKET,
78};
79
80struct nfqnl_msg_config_params {
98a4a861 81 __be32 copy_range;
60c195c7 82 __u8 copy_mode; /* enum nfqnl_config_mode */
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83} __attribute__ ((packed));
84
85
86enum nfqnl_attr_config {
87 NFQA_CFG_UNSPEC,
88 NFQA_CFG_CMD, /* nfqnl_msg_config_cmd */
89 NFQA_CFG_PARAMS, /* nfqnl_msg_config_params */
60c195c7 90 NFQA_CFG_QUEUE_MAXLEN, /* __u32 */
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91 NFQA_CFG_MASK, /* identify which flags to change */
92 NFQA_CFG_FLAGS, /* value of these flags (__u32) */
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93 __NFQA_CFG_MAX
94};
838ab636 95#define NFQA_CFG_MAX (__NFQA_CFG_MAX-1)
7af4cc3f 96
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97/* Flags for NFQA_CFG_FLAGS */
98#define NFQA_CFG_F_FAIL_OPEN (1 << 0)
9cb01766 99#define NFQA_CFG_F_CONNTRACK (1 << 1)
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100#define NFQA_CFG_F_GSO (1 << 2)
101#define NFQA_CFG_F_MAX (1 << 3)
fdb694a0 102
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103/* flags for NFQA_SKB_INFO */
104/* packet appears to have wrong checksums, but they are ok */
105#define NFQA_SKB_CSUMNOTREADY (1 << 0)
106/* packet is GSO (i.e., exceeds device mtu) */
107#define NFQA_SKB_GSO (1 << 1)
108
7af4cc3f 109#endif /* _NFNETLINK_QUEUE_H */