libnetfilter_conntrack  1.0.6
grp_getter.c
1 /*
2  * (C) 2005-2011 by Pablo Neira Ayuso <pablo@netfilter.org>
3  *
4  * This program is free software; you can redistribute it and/or modify it
5  * under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  */
9 
10 #include "internal/internal.h"
11 
12 static void get_attr_grp_orig_ipv4(const struct nf_conntrack *ct, void *data)
13 {
14  struct nfct_attr_grp_ipv4 *this = data;
15  this->src = ct->head.orig.src.v4;
16  this->dst = ct->head.orig.dst.v4;
17 }
18 
19 static void get_attr_grp_repl_ipv4(const struct nf_conntrack *ct, void *data)
20 {
21  struct nfct_attr_grp_ipv4 *this = data;
22  this->src = ct->repl.src.v4;
23  this->dst = ct->repl.dst.v4;
24 }
25 
26 static void get_attr_grp_orig_ipv6(const struct nf_conntrack *ct, void *data)
27 {
28  struct nfct_attr_grp_ipv6 *this = data;
29  memcpy(this->src, &ct->head.orig.src.v6, sizeof(uint32_t)*4);
30  memcpy(this->dst, &ct->head.orig.dst.v6, sizeof(uint32_t)*4);
31 }
32 
33 static void get_attr_grp_repl_ipv6(const struct nf_conntrack *ct, void *data)
34 {
35  struct nfct_attr_grp_ipv6 *this = data;
36  memcpy(this->src, &ct->repl.src.v6, sizeof(uint32_t)*4);
37  memcpy(this->dst, &ct->repl.dst.v6, sizeof(uint32_t)*4);
38 }
39 
40 static void get_attr_grp_orig_port(const struct nf_conntrack *ct, void *data)
41 {
42  struct nfct_attr_grp_port *this = data;
43  this->sport = ct->head.orig.l4src.all;
44  this->dport = ct->head.orig.l4dst.all;
45 }
46 
47 static void get_attr_grp_repl_port(const struct nf_conntrack *ct, void *data)
48 {
49  struct nfct_attr_grp_port *this = data;
50  this->sport = ct->repl.l4src.all;
51  this->dport = ct->repl.l4dst.all;
52 }
53 
54 static void get_attr_grp_icmp(const struct nf_conntrack *ct, void *data)
55 {
56  struct nfct_attr_grp_icmp *this = data;
57  this->type = ct->head.orig.l4dst.icmp.type;
58  this->code = ct->head.orig.l4dst.icmp.code;
59  this->id = ct->head.orig.l4src.icmp.id;
60 }
61 
62 static void get_attr_grp_master_ipv4(const struct nf_conntrack *ct, void *data)
63 {
64  struct nfct_attr_grp_ipv4 *this = data;
65  this->src = ct->master.src.v4;
66  this->dst = ct->master.dst.v4;
67 }
68 
69 static void get_attr_grp_master_ipv6(const struct nf_conntrack *ct, void *data)
70 {
71  struct nfct_attr_grp_ipv6 *this = data;
72  memcpy(this->src, &ct->master.src.v6, sizeof(uint32_t)*4);
73  memcpy(this->dst, &ct->master.dst.v6, sizeof(uint32_t)*4);
74 }
75 
76 static void get_attr_grp_master_port(const struct nf_conntrack *ct, void *data)
77 {
78  struct nfct_attr_grp_port *this = data;
79  this->sport = ct->master.l4src.all;
80  this->dport = ct->master.l4dst.all;
81 }
82 
83 static void get_attr_grp_orig_ctrs(const struct nf_conntrack *ct, void *data)
84 {
85  struct nfct_attr_grp_ctrs *this = data;
86  this->packets = ct->counters[__DIR_ORIG].packets;
87  this->bytes = ct->counters[__DIR_ORIG].bytes;
88 }
89 
90 static void get_attr_grp_repl_ctrs(const struct nf_conntrack *ct, void *data)
91 {
92  struct nfct_attr_grp_ctrs *this = data;
93  this->packets = ct->counters[__DIR_REPL].packets;
94  this->bytes = ct->counters[__DIR_REPL].bytes;
95 }
96 
97 static void
98 get_attr_grp_orig_addr_src(const struct nf_conntrack *ct, void *data)
99 {
100  union nfct_attr_grp_addr *this = data;
101  memcpy(&this->addr, &ct->head.orig.src, sizeof(ct->head.orig.src));
102 }
103 
104 static void
105 get_attr_grp_orig_addr_dst(const struct nf_conntrack *ct, void *data)
106 {
107  union nfct_attr_grp_addr *this = data;
108  memcpy(&this->addr, &ct->head.orig.dst, sizeof(ct->head.orig.dst));
109 }
110 
111 static void
112 get_attr_grp_repl_addr_src(const struct nf_conntrack *ct, void *data)
113 {
114  union nfct_attr_grp_addr *this = data;
115  memcpy(&this->addr, &ct->repl.src, sizeof(ct->repl.src));
116 }
117 
118 static void
119 get_attr_grp_repl_addr_dst(const struct nf_conntrack *ct, void *data)
120 {
121  union nfct_attr_grp_addr *this = data;
122  memcpy(&this->addr, &ct->repl.dst, sizeof(ct->repl.dst));
123 }
124 
125 const get_attr_grp get_attr_grp_array[ATTR_GRP_MAX] = {
126  [ATTR_GRP_ORIG_IPV4] = get_attr_grp_orig_ipv4,
127  [ATTR_GRP_REPL_IPV4] = get_attr_grp_repl_ipv4,
128  [ATTR_GRP_ORIG_IPV6] = get_attr_grp_orig_ipv6,
129  [ATTR_GRP_REPL_IPV6] = get_attr_grp_repl_ipv6,
130  [ATTR_GRP_ORIG_PORT] = get_attr_grp_orig_port,
131  [ATTR_GRP_REPL_PORT] = get_attr_grp_repl_port,
132  [ATTR_GRP_ICMP] = get_attr_grp_icmp,
133  [ATTR_GRP_MASTER_IPV4] = get_attr_grp_master_ipv4,
134  [ATTR_GRP_MASTER_IPV6] = get_attr_grp_master_ipv6,
135  [ATTR_GRP_MASTER_PORT] = get_attr_grp_master_port,
136  [ATTR_GRP_ORIG_COUNTERS] = get_attr_grp_orig_ctrs,
137  [ATTR_GRP_REPL_COUNTERS] = get_attr_grp_repl_ctrs,
138  [ATTR_GRP_ORIG_ADDR_SRC] = get_attr_grp_orig_addr_src,
139  [ATTR_GRP_ORIG_ADDR_DST] = get_attr_grp_orig_addr_dst,
140  [ATTR_GRP_REPL_ADDR_SRC] = get_attr_grp_repl_addr_src,
141  [ATTR_GRP_REPL_ADDR_DST] = get_attr_grp_repl_addr_dst,
142 };