Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 1 | /* Shared library add-on to iptables to add addrtype matching support |
| 2 | * |
| 3 | * This program is released under the terms of GNU GPL */ |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 4 | #include <stdio.h> |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 5 | #include <string.h> |
Jan Engelhardt | 5d9678a | 2008-11-20 10:15:35 +0100 | [diff] [blame] | 6 | #include <xtables.h> |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 7 | #include <linux/netfilter_ipv4/ipt_addrtype.h> |
| 8 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 9 | enum { |
| 10 | O_SRC_TYPE = 0, |
| 11 | O_DST_TYPE, |
| 12 | O_LIMIT_IFACE_IN, |
| 13 | O_LIMIT_IFACE_OUT, |
| 14 | F_SRC_TYPE = 1 << O_SRC_TYPE, |
| 15 | F_DST_TYPE = 1 << O_DST_TYPE, |
| 16 | F_LIMIT_IFACE_IN = 1 << O_LIMIT_IFACE_IN, |
| 17 | F_LIMIT_IFACE_OUT = 1 << O_LIMIT_IFACE_OUT, |
| 18 | }; |
| 19 | |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 20 | /* from linux/rtnetlink.h, must match order of enumeration */ |
Jan Engelhardt | 661f112 | 2007-07-30 14:46:51 +0000 | [diff] [blame] | 21 | static const char *const rtn_names[] = { |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 22 | "UNSPEC", |
| 23 | "UNICAST", |
| 24 | "LOCAL", |
| 25 | "BROADCAST", |
| 26 | "ANYCAST", |
| 27 | "MULTICAST", |
| 28 | "BLACKHOLE", |
| 29 | "UNREACHABLE", |
| 30 | "PROHIBIT", |
| 31 | "THROW", |
| 32 | "NAT", |
| 33 | "XRESOLVE", |
| 34 | NULL |
| 35 | }; |
| 36 | |
László Attila Tóth | 14d5ebe | 2007-10-04 05:01:35 +0000 | [diff] [blame] | 37 | static void addrtype_help_types(void) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 38 | { |
| 39 | int i; |
| 40 | |
| 41 | for (i = 0; rtn_names[i]; i++) |
| 42 | printf(" %s\n", rtn_names[i]); |
| 43 | } |
| 44 | |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 45 | static void addrtype_help_v0(void) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 46 | { |
| 47 | printf( |
Jan Engelhardt | 8b7c64d | 2008-04-15 11:48:25 +0200 | [diff] [blame] | 48 | "Address type match options:\n" |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 49 | " [!] --src-type type[,...] Match source address type\n" |
| 50 | " [!] --dst-type type[,...] Match destination address type\n" |
| 51 | "\n" |
Jan Engelhardt | 8b7c64d | 2008-04-15 11:48:25 +0200 | [diff] [blame] | 52 | "Valid types: \n"); |
László Attila Tóth | 14d5ebe | 2007-10-04 05:01:35 +0000 | [diff] [blame] | 53 | addrtype_help_types(); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 54 | } |
| 55 | |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 56 | static void addrtype_help_v1(void) |
| 57 | { |
| 58 | printf( |
| 59 | "Address type match options:\n" |
| 60 | " [!] --src-type type[,...] Match source address type\n" |
| 61 | " [!] --dst-type type[,...] Match destination address type\n" |
| 62 | " --limit-iface-in Match only on the packet's incoming device\n" |
| 63 | " --limit-iface-out Match only on the packet's incoming device\n" |
| 64 | "\n" |
| 65 | "Valid types: \n"); |
| 66 | addrtype_help_types(); |
| 67 | } |
| 68 | |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 69 | static int |
Jan Engelhardt | 7ac4052 | 2011-01-07 12:34:04 +0100 | [diff] [blame] | 70 | parse_type(const char *name, size_t len, uint16_t *mask) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 71 | { |
| 72 | int i; |
| 73 | |
| 74 | for (i = 0; rtn_names[i]; i++) |
Jan Engelhardt | dbb7754 | 2008-02-11 00:33:30 +0100 | [diff] [blame] | 75 | if (strncasecmp(name, rtn_names[i], len) == 0) { |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 76 | /* build up bitmask for kernel module */ |
| 77 | *mask |= (1 << i); |
| 78 | return 1; |
| 79 | } |
| 80 | |
| 81 | return 0; |
| 82 | } |
| 83 | |
Jan Engelhardt | 7ac4052 | 2011-01-07 12:34:04 +0100 | [diff] [blame] | 84 | static void parse_types(const char *arg, uint16_t *mask) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 85 | { |
| 86 | const char *comma; |
| 87 | |
| 88 | while ((comma = strchr(arg, ',')) != NULL) { |
Jan Engelhardt | 59d1640 | 2007-10-04 16:28:39 +0000 | [diff] [blame] | 89 | if (comma == arg || !parse_type(arg, comma-arg, mask)) |
Jan Engelhardt | 1829ed4 | 2009-02-21 03:29:44 +0100 | [diff] [blame] | 90 | xtables_error(PARAMETER_PROBLEM, |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 91 | "addrtype: bad type `%s'", arg); |
| 92 | arg = comma + 1; |
| 93 | } |
| 94 | |
Jan Engelhardt | 59d1640 | 2007-10-04 16:28:39 +0000 | [diff] [blame] | 95 | if (strlen(arg) == 0 || !parse_type(arg, strlen(arg), mask)) |
Jan Engelhardt | 1829ed4 | 2009-02-21 03:29:44 +0100 | [diff] [blame] | 96 | xtables_error(PARAMETER_PROBLEM, "addrtype: bad type \"%s\"", arg); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 97 | } |
| 98 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 99 | static void addrtype_parse_v0(struct xt_option_call *cb) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 100 | { |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 101 | struct ipt_addrtype_info *info = cb->data; |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 102 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 103 | xtables_option_parse(cb); |
| 104 | switch (cb->entry->id) { |
| 105 | case O_SRC_TYPE: |
| 106 | parse_types(cb->arg, &info->source); |
| 107 | if (cb->invert) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 108 | info->invert_source = 1; |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 109 | break; |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 110 | case O_DST_TYPE: |
| 111 | parse_types(cb->arg, &info->dest); |
| 112 | if (cb->invert) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 113 | info->invert_dest = 1; |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 114 | break; |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 115 | } |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 116 | } |
| 117 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 118 | static void addrtype_parse_v1(struct xt_option_call *cb) |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 119 | { |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 120 | struct ipt_addrtype_info_v1 *info = cb->data; |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 121 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 122 | xtables_option_parse(cb); |
| 123 | switch (cb->entry->id) { |
| 124 | case O_SRC_TYPE: |
| 125 | parse_types(cb->arg, &info->source); |
| 126 | if (cb->invert) |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 127 | info->flags |= IPT_ADDRTYPE_INVERT_SOURCE; |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 128 | break; |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 129 | case O_DST_TYPE: |
| 130 | parse_types(cb->arg, &info->dest); |
| 131 | if (cb->invert) |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 132 | info->flags |= IPT_ADDRTYPE_INVERT_DEST; |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 133 | break; |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 134 | case O_LIMIT_IFACE_IN: |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 135 | info->flags |= IPT_ADDRTYPE_LIMIT_IFACE_IN; |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 136 | break; |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 137 | case O_LIMIT_IFACE_OUT: |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 138 | info->flags |= IPT_ADDRTYPE_LIMIT_IFACE_OUT; |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 139 | break; |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 140 | } |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 141 | } |
| 142 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 143 | static void addrtype_check(struct xt_fcheck_call *cb) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 144 | { |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 145 | if (!(cb->xflags & (F_SRC_TYPE | F_DST_TYPE))) |
Jan Engelhardt | 1829ed4 | 2009-02-21 03:29:44 +0100 | [diff] [blame] | 146 | xtables_error(PARAMETER_PROBLEM, |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 147 | "addrtype: you must specify --src-type or --dst-type"); |
| 148 | } |
| 149 | |
Jan Engelhardt | 7ac4052 | 2011-01-07 12:34:04 +0100 | [diff] [blame] | 150 | static void print_types(uint16_t mask) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 151 | { |
| 152 | const char *sep = ""; |
| 153 | int i; |
| 154 | |
| 155 | for (i = 0; rtn_names[i]; i++) |
| 156 | if (mask & (1 << i)) { |
| 157 | printf("%s%s", sep, rtn_names[i]); |
| 158 | sep = ","; |
| 159 | } |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 160 | } |
| 161 | |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 162 | static void addrtype_print_v0(const void *ip, const struct xt_entry_match *match, |
| 163 | int numeric) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 164 | { |
| 165 | const struct ipt_addrtype_info *info = |
| 166 | (struct ipt_addrtype_info *) match->data; |
| 167 | |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 168 | printf(" ADDRTYPE match"); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 169 | if (info->source) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 170 | printf(" src-type "); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 171 | if (info->invert_source) |
| 172 | printf("!"); |
Jan Engelhardt | 59d1640 | 2007-10-04 16:28:39 +0000 | [diff] [blame] | 173 | print_types(info->source); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 174 | } |
| 175 | if (info->dest) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 176 | printf(" dst-type"); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 177 | if (info->invert_dest) |
| 178 | printf("!"); |
Jan Engelhardt | 59d1640 | 2007-10-04 16:28:39 +0000 | [diff] [blame] | 179 | print_types(info->dest); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 180 | } |
| 181 | } |
| 182 | |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 183 | static void addrtype_print_v1(const void *ip, const struct xt_entry_match *match, |
| 184 | int numeric) |
| 185 | { |
| 186 | const struct ipt_addrtype_info_v1 *info = |
| 187 | (struct ipt_addrtype_info_v1 *) match->data; |
| 188 | |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 189 | printf(" ADDRTYPE match"); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 190 | if (info->source) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 191 | printf(" src-type "); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 192 | if (info->flags & IPT_ADDRTYPE_INVERT_SOURCE) |
| 193 | printf("!"); |
| 194 | print_types(info->source); |
| 195 | } |
| 196 | if (info->dest) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 197 | printf(" dst-type "); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 198 | if (info->flags & IPT_ADDRTYPE_INVERT_DEST) |
| 199 | printf("!"); |
| 200 | print_types(info->dest); |
| 201 | } |
| 202 | if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_IN) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 203 | printf(" limit-in"); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 204 | } |
| 205 | if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_OUT) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 206 | printf(" limit-out"); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 207 | } |
| 208 | } |
| 209 | |
| 210 | static void addrtype_save_v0(const void *ip, const struct xt_entry_match *match) |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 211 | { |
| 212 | const struct ipt_addrtype_info *info = |
| 213 | (struct ipt_addrtype_info *) match->data; |
| 214 | |
| 215 | if (info->source) { |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 216 | if (info->invert_source) |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 217 | printf(" !"); |
| 218 | printf(" --src-type "); |
Jan Engelhardt | 59d1640 | 2007-10-04 16:28:39 +0000 | [diff] [blame] | 219 | print_types(info->source); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 220 | } |
| 221 | if (info->dest) { |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 222 | if (info->invert_dest) |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 223 | printf(" !"); |
| 224 | printf(" --dst-type "); |
Jan Engelhardt | 59d1640 | 2007-10-04 16:28:39 +0000 | [diff] [blame] | 225 | print_types(info->dest); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 226 | } |
| 227 | } |
| 228 | |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 229 | static void addrtype_save_v1(const void *ip, const struct xt_entry_match *match) |
| 230 | { |
| 231 | const struct ipt_addrtype_info_v1 *info = |
| 232 | (struct ipt_addrtype_info_v1 *) match->data; |
| 233 | |
| 234 | if (info->source) { |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 235 | if (info->flags & IPT_ADDRTYPE_INVERT_SOURCE) |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 236 | printf(" !"); |
| 237 | printf(" --src-type "); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 238 | print_types(info->source); |
| 239 | } |
| 240 | if (info->dest) { |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 241 | if (info->flags & IPT_ADDRTYPE_INVERT_DEST) |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 242 | printf(" !"); |
| 243 | printf(" --dst-type "); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 244 | print_types(info->dest); |
| 245 | } |
| 246 | if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_IN) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 247 | printf(" --limit-iface-in"); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 248 | } |
| 249 | if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_OUT) { |
Jan Engelhardt | 7386635 | 2010-12-18 02:04:59 +0100 | [diff] [blame] | 250 | printf(" --limit-iface-out"); |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 251 | } |
| 252 | } |
| 253 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 254 | static const struct xt_option_entry addrtype_opts_v0[] = { |
| 255 | {.name = "src-type", .id = O_SRC_TYPE, .type = XTTYPE_STRING, |
| 256 | .flags = XTOPT_INVERT}, |
| 257 | {.name = "dst-type", .id = O_DST_TYPE, .type = XTTYPE_STRING, |
| 258 | .flags = XTOPT_INVERT}, |
| 259 | XTOPT_TABLEEND, |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 260 | }; |
| 261 | |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 262 | static const struct xt_option_entry addrtype_opts_v1[] = { |
| 263 | {.name = "src-type", .id = O_SRC_TYPE, .type = XTTYPE_STRING, |
| 264 | .flags = XTOPT_INVERT}, |
| 265 | {.name = "dst-type", .id = O_DST_TYPE, .type = XTTYPE_STRING, |
| 266 | .flags = XTOPT_INVERT}, |
| 267 | {.name = "limit-iface-in", .id = O_LIMIT_IFACE_IN, |
| 268 | .type = XTTYPE_NONE, .excl = F_LIMIT_IFACE_OUT}, |
| 269 | {.name = "limit-iface-out", .id = O_LIMIT_IFACE_OUT, |
| 270 | .type = XTTYPE_NONE, .excl = F_LIMIT_IFACE_IN}, |
| 271 | XTOPT_TABLEEND, |
Laszlo Attila Toth | 4dfd25a | 2008-06-06 14:17:53 +0200 | [diff] [blame] | 272 | }; |
| 273 | |
Jan Engelhardt | f2a7752 | 2009-06-25 20:12:12 +0200 | [diff] [blame] | 274 | static struct xtables_match addrtype_mt_reg[] = { |
| 275 | { |
| 276 | .name = "addrtype", |
| 277 | .version = XTABLES_VERSION, |
| 278 | .family = NFPROTO_IPV4, |
| 279 | .size = XT_ALIGN(sizeof(struct ipt_addrtype_info)), |
| 280 | .userspacesize = XT_ALIGN(sizeof(struct ipt_addrtype_info)), |
| 281 | .help = addrtype_help_v0, |
Jan Engelhardt | f2a7752 | 2009-06-25 20:12:12 +0200 | [diff] [blame] | 282 | .print = addrtype_print_v0, |
| 283 | .save = addrtype_save_v0, |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 284 | .x6_parse = addrtype_parse_v0, |
| 285 | .x6_fcheck = addrtype_check, |
| 286 | .x6_options = addrtype_opts_v0, |
Jan Engelhardt | f2a7752 | 2009-06-25 20:12:12 +0200 | [diff] [blame] | 287 | }, |
| 288 | { |
| 289 | .name = "addrtype", |
| 290 | .revision = 1, |
| 291 | .version = XTABLES_VERSION, |
| 292 | .family = NFPROTO_IPV4, |
| 293 | .size = XT_ALIGN(sizeof(struct ipt_addrtype_info_v1)), |
| 294 | .userspacesize = XT_ALIGN(sizeof(struct ipt_addrtype_info_v1)), |
| 295 | .help = addrtype_help_v1, |
Jan Engelhardt | f2a7752 | 2009-06-25 20:12:12 +0200 | [diff] [blame] | 296 | .print = addrtype_print_v1, |
| 297 | .save = addrtype_save_v1, |
Jan Engelhardt | 94c5d62 | 2011-03-01 20:02:35 +0100 | [diff] [blame] | 298 | .x6_parse = addrtype_parse_v1, |
| 299 | .x6_fcheck = addrtype_check, |
| 300 | .x6_options = addrtype_opts_v1, |
Jan Engelhardt | f2a7752 | 2009-06-25 20:12:12 +0200 | [diff] [blame] | 301 | }, |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 302 | }; |
| 303 | |
| 304 | |
| 305 | void _init(void) |
| 306 | { |
Jan Engelhardt | f2a7752 | 2009-06-25 20:12:12 +0200 | [diff] [blame] | 307 | xtables_register_matches(addrtype_mt_reg, ARRAY_SIZE(addrtype_mt_reg)); |
Patrick McHardy | 6e0e0ed | 2003-05-07 16:51:40 +0000 | [diff] [blame] | 308 | } |