libnl: /data/src/libnl3/lib/netfilter/nl-netfilter.h Source File

libnl 3.10.0

nl-netfilter.h
1/* SPDX-License-Identifier: LGPL-2.1-only */
2/*
3 * Copyright (c) 2003-2013 Thomas Graf <tgraf@suug.ch>
4 * Copyright (c) 2013 Sassano Systems LLC <joe@sassanosystems.com>
5 */
6
7#ifndef __LIB_NETFILTER_NL_NETFILTER_H__
8#define __LIB_NETFILTER_NL_NETFILTER_H__
9
10#include <netlink/netfilter/ct.h>
11
12#include "nl-priv-dynamic-core/object-api.h"
13
14 union nfnl_ct_proto {
15 struct {
16 uint16_t src;
17 uint16_t dst;
18 } port;
19 struct {
20 uint16_t id;
21 uint8_t type;
22 uint8_t code;
23 } icmp;
24};
25
26 struct nfnl_ct_dir {
27 struct nl_addr *src;
28 struct nl_addr *dst;
29 union nfnl_ct_proto proto;
30 uint64_t packets;
31 uint64_t bytes;
32};
33
34 union nfnl_ct_protoinfo {
35 struct {
36 uint8_t state;
37 } tcp;
38};
39
40 struct nfnl_ct {
41 NLHDR_COMMON
42
43 uint8_t ct_family;
44 uint8_t ct_proto;
45 union nfnl_ct_protoinfo ct_protoinfo;
46
47 uint32_t ct_status;
48 uint32_t ct_status_mask;
49 uint32_t ct_timeout;
50 uint32_t ct_mark;
51 uint32_t ct_use;
52 uint32_t ct_id;
53 uint16_t ct_zone;
54
55 struct nfnl_ct_dir ct_orig;
56 struct nfnl_ct_dir ct_repl;
57
58 struct nfnl_ct_timestamp ct_tstamp;
59};
60
61 union nfnl_exp_protodata {
62 struct {
63 uint16_t src;
64 uint16_t dst;
65 } port;
66 struct {
67 uint16_t id;
68 uint8_t type;
69 uint8_t code;
70 } icmp;
71};
72
73// Allow for different master/expect l4 protocols
74 struct nfnl_exp_proto {
75 uint8_t l4protonum;
76 union nfnl_exp_protodata l4protodata;
77};
78
79 struct nfnl_exp_dir {
80 struct nl_addr *src;
81 struct nl_addr *dst;
82 struct nfnl_exp_proto proto;
83};
84
85 struct nfnl_exp {
86 NLHDR_COMMON
87
88 uint8_t exp_family;
89 uint32_t exp_timeout;
90 uint32_t exp_id;
91 uint16_t exp_zone;
92 uint32_t exp_class;
93 uint32_t exp_flags;
94 char *exp_helper_name;
95 char *exp_fn;
96 uint8_t exp_nat_dir;
97
98 struct nfnl_exp_dir exp_expect;
99 struct nfnl_exp_dir exp_master;
100 struct nfnl_exp_dir exp_mask;
101 struct nfnl_exp_dir exp_nat;
102};
103
104 struct nfnl_log_msg {
105 NLHDR_COMMON
106
107 uint8_t log_msg_family;
108 uint8_t log_msg_hook;
109 uint16_t log_msg_hwproto;
110 uint32_t log_msg_mark;
111 struct timeval log_msg_timestamp;
112 uint32_t log_msg_indev;
113 uint32_t log_msg_outdev;
114 uint32_t log_msg_physindev;
115 uint32_t log_msg_physoutdev;
116 uint8_t log_msg_hwaddr[8];
117 int log_msg_hwaddr_len;
118 void *log_msg_payload;
119 int log_msg_payload_len;
120 char *log_msg_prefix;
121 uint32_t log_msg_uid;
122 uint32_t log_msg_gid;
123 uint32_t log_msg_seq;
124 uint32_t log_msg_seq_global;
125 uint16_t log_msg_hwtype;
126 uint16_t log_msg_hwlen;
127 void *log_msg_hwheader;
128 int log_msg_hwheader_len;
129 uint16_t log_msg_vlan_tag;
130 uint16_t log_msg_vlan_proto;
131 uint32_t log_msg_ct_info;
132 struct nfnl_ct *log_msg_ct;
133};
134
135 struct nfnl_queue_msg {
136 NLHDR_COMMON
137
138 uint16_t queue_msg_group;
139 uint8_t queue_msg_family;
140 uint8_t queue_msg_hook;
141 uint16_t queue_msg_hwproto;
142 uint32_t queue_msg_packetid;
143 uint32_t queue_msg_mark;
144 struct timeval queue_msg_timestamp;
145 uint32_t queue_msg_indev;
146 uint32_t queue_msg_outdev;
147 uint32_t queue_msg_physindev;
148 uint32_t queue_msg_physoutdev;
149 uint8_t queue_msg_hwaddr[8];
150 int queue_msg_hwaddr_len;
151 void *queue_msg_payload;
152 int queue_msg_payload_len;
153 uint32_t queue_msg_verdict;
154};
155
156#endif /* __LIB_NETFILTER_NL_NETFILTER_H__*/
nfnl_ct_dir
Definition nl-netfilter.h:26
nfnl_ct_timestamp
Definition ct.h:23
nfnl_ct
Definition nl-netfilter.h:40
nfnl_exp_dir
Definition nl-netfilter.h:79
nfnl_exp_proto
Definition nl-netfilter.h:74
nfnl_exp
Definition nl-netfilter.h:85
nfnl_log_msg
Definition nl-netfilter.h:104
nfnl_queue_msg
Definition nl-netfilter.h:135
nfnl_ct_proto
Definition nl-netfilter.h:14
nfnl_ct_protoinfo
Definition nl-netfilter.h:34
nfnl_exp_protodata
Definition nl-netfilter.h:61