1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
|
/* Copyright 2007-2010 Jozsef Kadlecsik (kadlec@blackhole.kfki.hu)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <libipset/data.h> /* IPSET_OPT_* */
#include <libipset/parse.h> /* parser functions */
#include <libipset/print.h> /* printing functions */
#include <libipset/types.h> /* prototypes */
/* Parse commandline arguments */
static const struct ipset_arg hash_net_create_args[] = {
{ .name = { "family", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_FAMILY,
.parse = ipset_parse_family, .print = ipset_print_family,
},
/* Alias: family inet */
{ .name = { "-4", NULL },
.has_arg = IPSET_NO_ARG, .opt = IPSET_OPT_FAMILY,
.parse = ipset_parse_family,
},
/* Alias: family inet6 */
{ .name = { "-6", NULL },
.has_arg = IPSET_NO_ARG, .opt = IPSET_OPT_FAMILY,
.parse = ipset_parse_family,
},
{ .name = { "hashsize", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_HASHSIZE,
.parse = ipset_parse_uint32, .print = ipset_print_number,
},
{ .name = { "maxelem", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_MAXELEM,
.parse = ipset_parse_uint32, .print = ipset_print_number,
},
{ .name = { "timeout", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_TIMEOUT,
.parse = ipset_parse_timeout, .print = ipset_print_number,
},
/* Ignored options: backward compatibilty */
{ .name = { "probes", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_PROBES,
.parse = ipset_parse_ignored, .print = ipset_print_number,
},
{ .name = { "resize", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_RESIZE,
.parse = ipset_parse_ignored, .print = ipset_print_number,
},
{ },
};
static const struct ipset_arg hash_net_add_args[] = {
{ .name = { "timeout", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_TIMEOUT,
.parse = ipset_parse_timeout, .print = ipset_print_number,
},
{ },
};
static const char hash_net0_usage[] =
"create SETNAME hash:net\n"
" [family inet|inet6]\n"
" [hashsize VALUE] [maxelem VALUE]\n"
" [timeout VALUE]\n"
"add SETNAME IP[/CIDR] [timeout VALUE]\n"
"del SETNAME IP[/CIDR]\n"
"test SETNAME IP[/CIDR]\n\n"
"where depending on the INET family\n"
" IP is an IPv4 or IPv6 address (or hostname),\n"
" CIDR is a valid IPv4 or IPv6 CIDR prefix.\n";
static struct ipset_type ipset_hash_net0 = {
.name = "hash:net",
.alias = { "nethash", NULL },
.revision = 0,
.family = NFPROTO_IPSET_IPV46,
.dimension = IPSET_DIM_ONE,
.elem = {
[IPSET_DIM_ONE - 1] = {
.parse = ipset_parse_ipnet,
.print = ipset_print_ip,
.opt = IPSET_OPT_IP
},
},
.args = {
[IPSET_CREATE] = hash_net_create_args,
[IPSET_ADD] = hash_net_add_args,
},
.mandatory = {
[IPSET_CREATE] = 0,
[IPSET_ADD] = IPSET_FLAG(IPSET_OPT_IP),
[IPSET_DEL] = IPSET_FLAG(IPSET_OPT_IP),
[IPSET_TEST] = IPSET_FLAG(IPSET_OPT_IP),
},
.full = {
[IPSET_CREATE] = IPSET_FLAG(IPSET_OPT_HASHSIZE)
| IPSET_FLAG(IPSET_OPT_MAXELEM)
| IPSET_FLAG(IPSET_OPT_TIMEOUT),
[IPSET_ADD] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR)
| IPSET_FLAG(IPSET_OPT_TIMEOUT),
[IPSET_DEL] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR),
[IPSET_TEST] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR),
},
.usage = hash_net0_usage,
};
static const char hash_net1_usage[] =
"create SETNAME hash:net\n"
" [family inet|inet6]\n"
" [hashsize VALUE] [maxelem VALUE]\n"
" [timeout VALUE]\n"
"add SETNAME IP[/CIDR]|FROM-TO [timeout VALUE]\n"
"del SETNAME IP[/CIDR]|FROM-TO\n"
"test SETNAME IP[/CIDR]\n\n"
"where depending on the INET family\n"
" IP is an IPv4 or IPv6 address (or hostname),\n"
" CIDR is a valid IPv4 or IPv6 CIDR prefix.\n"
" IP range is not supported with IPv6.\n";
static struct ipset_type ipset_hash_net1 = {
.name = "hash:net",
.alias = { "nethash", NULL },
.revision = 1,
.family = NFPROTO_IPSET_IPV46,
.dimension = IPSET_DIM_ONE,
.elem = {
[IPSET_DIM_ONE - 1] = {
.parse = ipset_parse_ip4_net6,
.print = ipset_print_ip,
.opt = IPSET_OPT_IP
},
},
.args = {
[IPSET_CREATE] = hash_net_create_args,
[IPSET_ADD] = hash_net_add_args,
},
.mandatory = {
[IPSET_CREATE] = 0,
[IPSET_ADD] = IPSET_FLAG(IPSET_OPT_IP),
[IPSET_DEL] = IPSET_FLAG(IPSET_OPT_IP),
[IPSET_TEST] = IPSET_FLAG(IPSET_OPT_IP),
},
.full = {
[IPSET_CREATE] = IPSET_FLAG(IPSET_OPT_HASHSIZE)
| IPSET_FLAG(IPSET_OPT_MAXELEM)
| IPSET_FLAG(IPSET_OPT_TIMEOUT),
[IPSET_ADD] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR)
| IPSET_FLAG(IPSET_OPT_IP_TO)
| IPSET_FLAG(IPSET_OPT_TIMEOUT),
[IPSET_DEL] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR)
| IPSET_FLAG(IPSET_OPT_IP_TO),
[IPSET_TEST] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR),
},
.usage = hash_net1_usage,
};
static const struct ipset_arg hash_net2_add_args[] = {
{ .name = { "timeout", NULL },
.has_arg = IPSET_MANDATORY_ARG, .opt = IPSET_OPT_TIMEOUT,
.parse = ipset_parse_timeout, .print = ipset_print_number,
},
{ .name = { "nomatch", NULL },
.has_arg = IPSET_NO_ARG, .opt = IPSET_OPT_NOMATCH,
.parse = ipset_parse_flag, .print = ipset_print_flag,
},
{ },
};
static const char hash_net2_usage[] =
"create SETNAME hash:net\n"
" [family inet|inet6]\n"
" [hashsize VALUE] [maxelem VALUE]\n"
" [timeout VALUE]\n"
"add SETNAME IP[/CIDR]|FROM-TO [timeout VALUE] [nomatch]\n"
"del SETNAME IP[/CIDR]|FROM-TO\n"
"test SETNAME IP[/CIDR]\n\n"
"where depending on the INET family\n"
" IP is an IPv4 or IPv6 address (or hostname),\n"
" CIDR is a valid IPv4 or IPv6 CIDR prefix.\n"
" IP range is not supported with IPv6.\n";
static struct ipset_type ipset_hash_net2 = {
.name = "hash:net",
.alias = { "nethash", NULL },
.revision = 2,
.family = NFPROTO_IPSET_IPV46,
.dimension = IPSET_DIM_ONE,
.elem = {
[IPSET_DIM_ONE - 1] = {
.parse = ipset_parse_ip4_net6,
.print = ipset_print_ip,
.opt = IPSET_OPT_IP
},
},
.args = {
[IPSET_CREATE] = hash_net_create_args,
[IPSET_ADD] = hash_net2_add_args,
},
.mandatory = {
[IPSET_CREATE] = 0,
[IPSET_ADD] = IPSET_FLAG(IPSET_OPT_IP),
[IPSET_DEL] = IPSET_FLAG(IPSET_OPT_IP),
[IPSET_TEST] = IPSET_FLAG(IPSET_OPT_IP),
},
.full = {
[IPSET_CREATE] = IPSET_FLAG(IPSET_OPT_HASHSIZE)
| IPSET_FLAG(IPSET_OPT_MAXELEM)
| IPSET_FLAG(IPSET_OPT_TIMEOUT),
[IPSET_ADD] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR)
| IPSET_FLAG(IPSET_OPT_IP_TO)
| IPSET_FLAG(IPSET_OPT_TIMEOUT)
| IPSET_FLAG(IPSET_OPT_NOMATCH),
[IPSET_DEL] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR)
| IPSET_FLAG(IPSET_OPT_IP_TO),
[IPSET_TEST] = IPSET_FLAG(IPSET_OPT_IP)
| IPSET_FLAG(IPSET_OPT_CIDR),
},
.usage = hash_net2_usage,
};
void _init(void)
{
ipset_type_add(&ipset_hash_net0);
ipset_type_add(&ipset_hash_net1);
ipset_type_add(&ipset_hash_net2);
}
|
