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
copy_attr_orig_ipv4_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)12 static void copy_attr_orig_ipv4_src(struct nf_conntrack *dest,
13 const struct nf_conntrack *orig)
14 {
15 dest->head.orig.src.v4 = orig->head.orig.src.v4;
16 }
17
copy_attr_orig_ipv4_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)18 static void copy_attr_orig_ipv4_dst(struct nf_conntrack *dest,
19 const struct nf_conntrack *orig)
20 {
21 dest->head.orig.dst.v4 = orig->head.orig.dst.v4;
22 }
23
copy_attr_repl_ipv4_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)24 static void copy_attr_repl_ipv4_src(struct nf_conntrack *dest,
25 const struct nf_conntrack *orig)
26 {
27 dest->repl.src.v4 = orig->repl.src.v4;
28 }
29
copy_attr_repl_ipv4_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)30 static void copy_attr_repl_ipv4_dst(struct nf_conntrack *dest,
31 const struct nf_conntrack *orig)
32 {
33 dest->repl.dst.v4 = orig->repl.dst.v4;
34 }
35
copy_attr_orig_ipv6_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)36 static void copy_attr_orig_ipv6_src(struct nf_conntrack *dest,
37 const struct nf_conntrack *orig)
38 {
39 memcpy(&dest->head.orig.src,
40 &orig->head.orig.src,
41 sizeof(union __nfct_address));
42 }
43
copy_attr_orig_ipv6_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)44 static void copy_attr_orig_ipv6_dst(struct nf_conntrack *dest,
45 const struct nf_conntrack *orig)
46 {
47 memcpy(&dest->head.orig.dst,
48 &orig->head.orig.dst,
49 sizeof(union __nfct_address));
50 }
51
copy_attr_repl_ipv6_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)52 static void copy_attr_repl_ipv6_src(struct nf_conntrack *dest,
53 const struct nf_conntrack *orig)
54 {
55 memcpy(&dest->repl.src,
56 &orig->repl.src,
57 sizeof(union __nfct_address));
58 }
59
copy_attr_repl_ipv6_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)60 static void copy_attr_repl_ipv6_dst(struct nf_conntrack *dest,
61 const struct nf_conntrack *orig)
62 {
63 memcpy(&dest->repl.dst,
64 &orig->repl.dst,
65 sizeof(union __nfct_address));
66 }
67
copy_attr_orig_port_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)68 static void copy_attr_orig_port_src(struct nf_conntrack *dest,
69 const struct nf_conntrack *orig)
70 {
71 dest->head.orig.l4src.all = orig->head.orig.l4src.all;
72 }
73
copy_attr_orig_port_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)74 static void copy_attr_orig_port_dst(struct nf_conntrack *dest,
75 const struct nf_conntrack *orig)
76 {
77 dest->head.orig.l4dst.all = orig->head.orig.l4dst.all;
78 }
79
copy_attr_repl_port_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)80 static void copy_attr_repl_port_src(struct nf_conntrack *dest,
81 const struct nf_conntrack *orig)
82 {
83 dest->repl.l4src.all = orig->repl.l4src.all;
84 }
85
copy_attr_repl_port_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)86 static void copy_attr_repl_port_dst(struct nf_conntrack *dest,
87 const struct nf_conntrack *orig)
88 {
89 dest->repl.l4dst.all = orig->repl.l4dst.all;
90 }
91
copy_attr_orig_zone(struct nf_conntrack * dest,const struct nf_conntrack * orig)92 static void copy_attr_orig_zone(struct nf_conntrack *dest,
93 const struct nf_conntrack *orig)
94 {
95 dest->head.orig.zone = orig->head.orig.zone;
96 }
97
copy_attr_repl_zone(struct nf_conntrack * dest,const struct nf_conntrack * orig)98 static void copy_attr_repl_zone(struct nf_conntrack *dest,
99 const struct nf_conntrack *orig)
100 {
101 dest->repl.zone = orig->repl.zone;
102 }
103
copy_attr_icmp_type(struct nf_conntrack * dest,const struct nf_conntrack * orig)104 static void copy_attr_icmp_type(struct nf_conntrack *dest,
105 const struct nf_conntrack *orig)
106 {
107 dest->head.orig.l4dst.icmp.type =
108 orig->head.orig.l4dst.icmp.type;
109
110 }
111
copy_attr_icmp_code(struct nf_conntrack * dest,const struct nf_conntrack * orig)112 static void copy_attr_icmp_code(struct nf_conntrack *dest,
113 const struct nf_conntrack *orig)
114 {
115 dest->head.orig.l4dst.icmp.code =
116 orig->head.orig.l4dst.icmp.code;
117
118 }
119
copy_attr_icmp_id(struct nf_conntrack * dest,const struct nf_conntrack * orig)120 static void copy_attr_icmp_id(struct nf_conntrack *dest,
121 const struct nf_conntrack *orig)
122 {
123 dest->head.orig.l4src.icmp.id =
124 orig->head.orig.l4src.icmp.id;
125 }
126
copy_attr_orig_l3proto(struct nf_conntrack * dest,const struct nf_conntrack * orig)127 static void copy_attr_orig_l3proto(struct nf_conntrack *dest,
128 const struct nf_conntrack *orig)
129 {
130 dest->head.orig.l3protonum = orig->head.orig.l3protonum;
131 }
132
copy_attr_repl_l3proto(struct nf_conntrack * dest,const struct nf_conntrack * orig)133 static void copy_attr_repl_l3proto(struct nf_conntrack *dest,
134 const struct nf_conntrack *orig)
135 {
136 dest->repl.l3protonum = orig->repl.l3protonum;
137 }
138
copy_attr_orig_l4proto(struct nf_conntrack * dest,const struct nf_conntrack * orig)139 static void copy_attr_orig_l4proto(struct nf_conntrack *dest,
140 const struct nf_conntrack *orig)
141 {
142 dest->head.orig.protonum = orig->head.orig.protonum;
143 }
144
copy_attr_repl_l4proto(struct nf_conntrack * dest,const struct nf_conntrack * orig)145 static void copy_attr_repl_l4proto(struct nf_conntrack *dest,
146 const struct nf_conntrack *orig)
147 {
148 dest->repl.protonum = orig->repl.protonum;
149 }
150
copy_attr_master_ipv4_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)151 static void copy_attr_master_ipv4_src(struct nf_conntrack *dest,
152 const struct nf_conntrack *orig)
153 {
154 dest->master.src.v4 = orig->master.src.v4;
155 }
156
copy_attr_master_ipv4_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)157 static void copy_attr_master_ipv4_dst(struct nf_conntrack *dest,
158 const struct nf_conntrack *orig)
159 {
160 dest->master.dst.v4 = orig->master.dst.v4;
161 }
162
copy_attr_master_ipv6_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)163 static void copy_attr_master_ipv6_src(struct nf_conntrack *dest,
164 const struct nf_conntrack *orig)
165 {
166 memcpy(&dest->master.src, &orig->master.src,
167 sizeof(union __nfct_address));
168 }
169
copy_attr_master_ipv6_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)170 static void copy_attr_master_ipv6_dst(struct nf_conntrack *dest,
171 const struct nf_conntrack *orig)
172 {
173 memcpy(&dest->master.dst, &orig->master.dst,
174 sizeof(union __nfct_address));
175 }
176
copy_attr_master_port_src(struct nf_conntrack * dest,const struct nf_conntrack * orig)177 static void copy_attr_master_port_src(struct nf_conntrack *dest,
178 const struct nf_conntrack *orig)
179 {
180 dest->master.l4src.all = orig->master.l4src.all;
181 }
182
copy_attr_master_port_dst(struct nf_conntrack * dest,const struct nf_conntrack * orig)183 static void copy_attr_master_port_dst(struct nf_conntrack *dest,
184 const struct nf_conntrack *orig)
185 {
186 dest->master.l4dst.all = orig->master.l4dst.all;
187 }
188
copy_attr_master_l3proto(struct nf_conntrack * dest,const struct nf_conntrack * orig)189 static void copy_attr_master_l3proto(struct nf_conntrack *dest,
190 const struct nf_conntrack *orig)
191 {
192 dest->master.l3protonum = orig->master.l3protonum;
193 }
194
copy_attr_master_l4proto(struct nf_conntrack * dest,const struct nf_conntrack * orig)195 static void copy_attr_master_l4proto(struct nf_conntrack *dest,
196 const struct nf_conntrack *orig)
197 {
198 dest->master.protonum = orig->master.protonum;
199 }
200
copy_attr_tcp_state(struct nf_conntrack * dest,const struct nf_conntrack * orig)201 static void copy_attr_tcp_state(struct nf_conntrack *dest,
202 const struct nf_conntrack *orig)
203 {
204 dest->protoinfo.tcp.state = orig->protoinfo.tcp.state;
205 }
206
copy_attr_tcp_flags_orig(struct nf_conntrack * dest,const struct nf_conntrack * orig)207 static void copy_attr_tcp_flags_orig(struct nf_conntrack *dest,
208 const struct nf_conntrack *orig)
209 {
210 dest->protoinfo.tcp.flags[__DIR_ORIG].value =
211 orig->protoinfo.tcp.flags[__DIR_ORIG].value;
212 }
213
copy_attr_tcp_flags_repl(struct nf_conntrack * dest,const struct nf_conntrack * orig)214 static void copy_attr_tcp_flags_repl(struct nf_conntrack *dest,
215 const struct nf_conntrack *orig)
216 {
217 dest->protoinfo.tcp.flags[__DIR_REPL].value =
218 orig->protoinfo.tcp.flags[__DIR_REPL].value;
219 }
220
copy_attr_tcp_mask_orig(struct nf_conntrack * dest,const struct nf_conntrack * orig)221 static void copy_attr_tcp_mask_orig(struct nf_conntrack *dest,
222 const struct nf_conntrack *orig)
223 {
224 dest->protoinfo.tcp.flags[__DIR_ORIG].mask =
225 orig->protoinfo.tcp.flags[__DIR_ORIG].mask;
226 }
227
copy_attr_tcp_mask_repl(struct nf_conntrack * dest,const struct nf_conntrack * orig)228 static void copy_attr_tcp_mask_repl(struct nf_conntrack *dest,
229 const struct nf_conntrack *orig)
230 {
231 dest->protoinfo.tcp.flags[__DIR_REPL].mask =
232 orig->protoinfo.tcp.flags[__DIR_REPL].mask;
233 }
234
copy_attr_tcp_wscale_orig(struct nf_conntrack * dest,const struct nf_conntrack * orig)235 static void copy_attr_tcp_wscale_orig(struct nf_conntrack *dest,
236 const struct nf_conntrack *orig)
237 {
238 dest->protoinfo.tcp.wscale[__DIR_ORIG] =
239 orig->protoinfo.tcp.wscale[__DIR_ORIG];
240 }
241
copy_attr_tcp_wscale_repl(struct nf_conntrack * dest,const struct nf_conntrack * orig)242 static void copy_attr_tcp_wscale_repl(struct nf_conntrack *dest,
243 const struct nf_conntrack *orig)
244 {
245 dest->protoinfo.tcp.wscale[__DIR_REPL] =
246 orig->protoinfo.tcp.wscale[__DIR_REPL];
247 }
248
copy_attr_sctp_state(struct nf_conntrack * dest,const struct nf_conntrack * orig)249 static void copy_attr_sctp_state(struct nf_conntrack *dest,
250 const struct nf_conntrack *orig)
251 {
252 dest->protoinfo.sctp.state = orig->protoinfo.sctp.state;
253 }
254
copy_attr_sctp_vtag_orig(struct nf_conntrack * dest,const struct nf_conntrack * orig)255 static void copy_attr_sctp_vtag_orig(struct nf_conntrack *dest,
256 const struct nf_conntrack *orig)
257 {
258 dest->protoinfo.sctp.vtag[__DIR_ORIG] =
259 orig->protoinfo.sctp.vtag[__DIR_ORIG];
260 }
261
copy_attr_sctp_vtag_repl(struct nf_conntrack * dest,const struct nf_conntrack * orig)262 static void copy_attr_sctp_vtag_repl(struct nf_conntrack *dest,
263 const struct nf_conntrack *orig)
264 {
265 dest->protoinfo.sctp.vtag[__DIR_REPL] =
266 orig->protoinfo.sctp.vtag[__DIR_REPL];
267 }
268
copy_attr_dccp_state(struct nf_conntrack * dest,const struct nf_conntrack * orig)269 static void copy_attr_dccp_state(struct nf_conntrack *dest,
270 const struct nf_conntrack *orig)
271 {
272 dest->protoinfo.dccp.state = orig->protoinfo.dccp.state;
273 }
274
copy_attr_dccp_role(struct nf_conntrack * dest,const struct nf_conntrack * orig)275 static void copy_attr_dccp_role(struct nf_conntrack *dest,
276 const struct nf_conntrack *orig)
277 {
278 dest->protoinfo.dccp.role = orig->protoinfo.dccp.role;
279 }
280
copy_attr_dccp_handshake_seq(struct nf_conntrack * dest,const struct nf_conntrack * orig)281 static void copy_attr_dccp_handshake_seq(struct nf_conntrack *dest,
282 const struct nf_conntrack *orig)
283 {
284 dest->protoinfo.dccp.handshake_seq = orig->protoinfo.dccp.handshake_seq;
285 }
286
copy_attr_snat_ipv4(struct nf_conntrack * dest,const struct nf_conntrack * orig)287 static void copy_attr_snat_ipv4(struct nf_conntrack *dest,
288 const struct nf_conntrack *orig)
289 {
290 dest->snat.min_ip.v4 = orig->snat.min_ip.v4;
291 }
292
copy_attr_dnat_ipv4(struct nf_conntrack * dest,const struct nf_conntrack * orig)293 static void copy_attr_dnat_ipv4(struct nf_conntrack *dest,
294 const struct nf_conntrack *orig)
295 {
296 dest->dnat.min_ip.v4 = orig->dnat.min_ip.v4;
297 }
298
copy_attr_snat_ipv6(struct nf_conntrack * dest,const struct nf_conntrack * orig)299 static void copy_attr_snat_ipv6(struct nf_conntrack *dest,
300 const struct nf_conntrack *orig)
301 {
302 memcpy(&dest->snat.min_ip.v6, &orig->snat.min_ip.v6,
303 sizeof(struct in6_addr));
304 }
305
copy_attr_dnat_ipv6(struct nf_conntrack * dest,const struct nf_conntrack * orig)306 static void copy_attr_dnat_ipv6(struct nf_conntrack *dest,
307 const struct nf_conntrack *orig)
308 {
309 memcpy(&dest->dnat.min_ip.v6, &orig->dnat.min_ip.v6,
310 sizeof(struct in6_addr));
311 }
312
copy_attr_snat_port(struct nf_conntrack * dest,const struct nf_conntrack * orig)313 static void copy_attr_snat_port(struct nf_conntrack *dest,
314 const struct nf_conntrack *orig)
315 {
316 dest->snat.l4min.all = orig->snat.l4min.all;
317 }
318
copy_attr_dnat_port(struct nf_conntrack * dest,const struct nf_conntrack * orig)319 static void copy_attr_dnat_port(struct nf_conntrack *dest,
320 const struct nf_conntrack *orig)
321 {
322 dest->dnat.l4min.all = orig->dnat.l4min.all;
323 }
324
copy_attr_timeout(struct nf_conntrack * dest,const struct nf_conntrack * orig)325 static void copy_attr_timeout(struct nf_conntrack *dest,
326 const struct nf_conntrack *orig)
327 {
328 dest->timeout = orig->timeout;
329 }
330
copy_attr_mark(struct nf_conntrack * dest,const struct nf_conntrack * orig)331 static void copy_attr_mark(struct nf_conntrack *dest,
332 const struct nf_conntrack *orig)
333 {
334 dest->mark = orig->mark;
335 }
336
copy_attr_secmark(struct nf_conntrack * dest,const struct nf_conntrack * orig)337 static void copy_attr_secmark(struct nf_conntrack *dest,
338 const struct nf_conntrack *orig)
339 {
340 dest->secmark = orig->secmark;
341 }
342
copy_attr_orig_counter_packets(struct nf_conntrack * dest,const struct nf_conntrack * orig)343 static void copy_attr_orig_counter_packets(struct nf_conntrack *dest,
344 const struct nf_conntrack *orig)
345 {
346 dest->counters[__DIR_ORIG].packets = orig->counters[__DIR_ORIG].packets;
347 }
348
copy_attr_repl_counter_packets(struct nf_conntrack * dest,const struct nf_conntrack * orig)349 static void copy_attr_repl_counter_packets(struct nf_conntrack *dest,
350 const struct nf_conntrack *orig)
351 {
352 dest->counters[__DIR_REPL].packets = orig->counters[__DIR_REPL].packets;
353 }
354
copy_attr_orig_counter_bytes(struct nf_conntrack * dest,const struct nf_conntrack * orig)355 static void copy_attr_orig_counter_bytes(struct nf_conntrack *dest,
356 const struct nf_conntrack *orig)
357 {
358 dest->counters[__DIR_ORIG].bytes = orig->counters[__DIR_ORIG].bytes;
359 }
360
copy_attr_repl_counter_bytes(struct nf_conntrack * dest,const struct nf_conntrack * orig)361 static void copy_attr_repl_counter_bytes(struct nf_conntrack *dest,
362 const struct nf_conntrack *orig)
363 {
364 dest->counters[__DIR_REPL].bytes = orig->counters[__DIR_REPL].bytes;
365 }
366
copy_attr_status(struct nf_conntrack * dest,const struct nf_conntrack * orig)367 static void copy_attr_status(struct nf_conntrack *dest,
368 const struct nf_conntrack *orig)
369 {
370 dest->status = orig->status;
371 }
372
copy_attr_use(struct nf_conntrack * dest,const struct nf_conntrack * orig)373 static void copy_attr_use(struct nf_conntrack *dest,
374 const struct nf_conntrack *orig)
375 {
376 dest->use = orig->use;
377 }
378
copy_attr_id(struct nf_conntrack * dest,const struct nf_conntrack * orig)379 static void copy_attr_id(struct nf_conntrack *dest,
380 const struct nf_conntrack *orig)
381 {
382 dest->id = orig->id;
383 }
384
copy_attr_orig_cor_pos(struct nf_conntrack * dest,const struct nf_conntrack * orig)385 static void copy_attr_orig_cor_pos(struct nf_conntrack *dest,
386 const struct nf_conntrack *orig)
387 {
388 dest->natseq[__DIR_ORIG].correction_pos =
389 orig->natseq[__DIR_ORIG].correction_pos;
390 }
391
copy_attr_orig_off_bfr(struct nf_conntrack * dest,const struct nf_conntrack * orig)392 static void copy_attr_orig_off_bfr(struct nf_conntrack *dest,
393 const struct nf_conntrack *orig)
394 {
395 dest->natseq[__DIR_ORIG].offset_before =
396 orig->natseq[__DIR_ORIG].offset_before;
397 }
398
copy_attr_orig_off_aft(struct nf_conntrack * dest,const struct nf_conntrack * orig)399 static void copy_attr_orig_off_aft(struct nf_conntrack *dest,
400 const struct nf_conntrack *orig)
401 {
402 dest->natseq[__DIR_ORIG].offset_after =
403 orig->natseq[__DIR_ORIG].offset_after;
404 }
405
copy_attr_repl_cor_pos(struct nf_conntrack * dest,const struct nf_conntrack * orig)406 static void copy_attr_repl_cor_pos(struct nf_conntrack *dest,
407 const struct nf_conntrack *orig)
408 {
409 dest->natseq[__DIR_REPL].correction_pos =
410 orig->natseq[__DIR_REPL].correction_pos;
411 }
412
copy_attr_repl_off_bfr(struct nf_conntrack * dest,const struct nf_conntrack * orig)413 static void copy_attr_repl_off_bfr(struct nf_conntrack *dest,
414 const struct nf_conntrack *orig)
415 {
416 dest->natseq[__DIR_REPL].offset_before =
417 orig->natseq[__DIR_REPL].offset_before;
418 }
419
copy_attr_repl_off_aft(struct nf_conntrack * dest,const struct nf_conntrack * orig)420 static void copy_attr_repl_off_aft(struct nf_conntrack *dest,
421 const struct nf_conntrack *orig)
422 {
423 dest->natseq[__DIR_REPL].offset_after =
424 orig->natseq[__DIR_REPL].offset_after;
425 }
426
copy_attr_helper_name(struct nf_conntrack * dest,const struct nf_conntrack * orig)427 static void copy_attr_helper_name(struct nf_conntrack *dest,
428 const struct nf_conntrack *orig)
429 {
430 strncpy(dest->helper_name, orig->helper_name, NFCT_HELPER_NAME_MAX);
431 dest->helper_name[NFCT_HELPER_NAME_MAX-1] = '\0';
432 }
433
copy_attr_zone(struct nf_conntrack * dest,const struct nf_conntrack * orig)434 static void copy_attr_zone(struct nf_conntrack *dest,
435 const struct nf_conntrack *orig)
436 {
437 dest->zone = orig->zone;
438 }
439
copy_attr_secctx(struct nf_conntrack * dest,const struct nf_conntrack * orig)440 static void copy_attr_secctx(struct nf_conntrack *dest,
441 const struct nf_conntrack *orig)
442 {
443 if (dest->secctx) {
444 free(dest->secctx);
445 dest->secctx = NULL;
446 }
447 if (orig->secctx)
448 dest->secctx = strdup(orig->secctx);
449 }
450
copy_attr_timestamp_start(struct nf_conntrack * dest,const struct nf_conntrack * orig)451 static void copy_attr_timestamp_start(struct nf_conntrack *dest,
452 const struct nf_conntrack *orig)
453 {
454 dest->timestamp.start = orig->timestamp.start;
455 }
456
copy_attr_timestamp_stop(struct nf_conntrack * dest,const struct nf_conntrack * orig)457 static void copy_attr_timestamp_stop(struct nf_conntrack *dest,
458 const struct nf_conntrack *orig)
459 {
460 dest->timestamp.stop = orig->timestamp.stop;
461 }
462
copy_attr_help_info(struct nf_conntrack * dest,const struct nf_conntrack * orig)463 static void copy_attr_help_info(struct nf_conntrack *dest,
464 const struct nf_conntrack *orig)
465 {
466 if (orig->helper_info == NULL)
467 return;
468
469 if (dest->helper_info != NULL)
470 free(dest->helper_info);
471
472 dest->helper_info = calloc(1, orig->helper_info_len);
473 if (dest->helper_info == NULL)
474 return;
475
476 memcpy(dest->helper_info, orig->helper_info, orig->helper_info_len);
477 }
478
do_copy_attr_connlabels(struct nfct_bitmask * dest,const struct nfct_bitmask * orig)479 static void* do_copy_attr_connlabels(struct nfct_bitmask *dest,
480 const struct nfct_bitmask *orig)
481 {
482 if (orig == NULL)
483 return dest;
484 if (dest)
485 nfct_bitmask_destroy(dest);
486 return nfct_bitmask_clone(orig);
487 }
488
copy_attr_connlabels(struct nf_conntrack * dest,const struct nf_conntrack * orig)489 static void copy_attr_connlabels(struct nf_conntrack *dest,
490 const struct nf_conntrack *orig)
491 {
492 dest->connlabels = do_copy_attr_connlabels(dest->connlabels, orig->connlabels);
493 }
494
copy_attr_connlabels_mask(struct nf_conntrack * dest,const struct nf_conntrack * orig)495 static void copy_attr_connlabels_mask(struct nf_conntrack *dest,
496 const struct nf_conntrack *orig)
497 {
498 dest->connlabels_mask = do_copy_attr_connlabels(dest->connlabels_mask, orig->connlabels_mask);
499 }
500
501 const copy_attr copy_attr_array[ATTR_MAX] = {
502 [ATTR_ORIG_IPV4_SRC] = copy_attr_orig_ipv4_src,
503 [ATTR_ORIG_IPV4_DST] = copy_attr_orig_ipv4_dst,
504 [ATTR_REPL_IPV4_SRC] = copy_attr_repl_ipv4_src,
505 [ATTR_REPL_IPV4_DST] = copy_attr_repl_ipv4_dst,
506 [ATTR_ORIG_IPV6_SRC] = copy_attr_orig_ipv6_src,
507 [ATTR_ORIG_IPV6_DST] = copy_attr_orig_ipv6_dst,
508 [ATTR_REPL_IPV6_SRC] = copy_attr_repl_ipv6_src,
509 [ATTR_REPL_IPV6_DST] = copy_attr_repl_ipv6_dst,
510 [ATTR_ORIG_PORT_SRC] = copy_attr_orig_port_src,
511 [ATTR_ORIG_PORT_DST] = copy_attr_orig_port_dst,
512 [ATTR_REPL_PORT_SRC] = copy_attr_repl_port_src,
513 [ATTR_REPL_PORT_DST] = copy_attr_repl_port_dst,
514 [ATTR_ICMP_TYPE] = copy_attr_icmp_type,
515 [ATTR_ICMP_CODE] = copy_attr_icmp_code,
516 [ATTR_ICMP_ID] = copy_attr_icmp_id,
517 [ATTR_ORIG_L3PROTO] = copy_attr_orig_l3proto,
518 [ATTR_REPL_L3PROTO] = copy_attr_repl_l3proto,
519 [ATTR_ORIG_L4PROTO] = copy_attr_orig_l4proto,
520 [ATTR_REPL_L4PROTO] = copy_attr_repl_l4proto,
521 [ATTR_TCP_STATE] = copy_attr_tcp_state,
522 [ATTR_SNAT_IPV4] = copy_attr_snat_ipv4,
523 [ATTR_DNAT_IPV4] = copy_attr_dnat_ipv4,
524 [ATTR_SNAT_PORT] = copy_attr_snat_port,
525 [ATTR_DNAT_PORT] = copy_attr_dnat_port,
526 [ATTR_TIMEOUT] = copy_attr_timeout,
527 [ATTR_MARK] = copy_attr_mark,
528 [ATTR_ORIG_COUNTER_PACKETS] = copy_attr_orig_counter_packets,
529 [ATTR_ORIG_COUNTER_BYTES] = copy_attr_orig_counter_bytes,
530 [ATTR_REPL_COUNTER_PACKETS] = copy_attr_repl_counter_packets,
531 [ATTR_REPL_COUNTER_BYTES] = copy_attr_repl_counter_bytes,
532 [ATTR_USE] = copy_attr_use,
533 [ATTR_ID] = copy_attr_id,
534 [ATTR_STATUS] = copy_attr_status,
535 [ATTR_TCP_FLAGS_ORIG] = copy_attr_tcp_flags_orig,
536 [ATTR_TCP_FLAGS_REPL] = copy_attr_tcp_flags_repl,
537 [ATTR_TCP_MASK_ORIG] = copy_attr_tcp_mask_orig,
538 [ATTR_TCP_MASK_REPL] = copy_attr_tcp_mask_repl,
539 [ATTR_MASTER_IPV4_SRC] = copy_attr_master_ipv4_src,
540 [ATTR_MASTER_IPV4_DST] = copy_attr_master_ipv4_dst,
541 [ATTR_MASTER_IPV6_SRC] = copy_attr_master_ipv6_src,
542 [ATTR_MASTER_IPV6_DST] = copy_attr_master_ipv6_dst,
543 [ATTR_MASTER_PORT_SRC] = copy_attr_master_port_src,
544 [ATTR_MASTER_PORT_DST] = copy_attr_master_port_dst,
545 [ATTR_MASTER_L3PROTO] = copy_attr_master_l3proto,
546 [ATTR_MASTER_L4PROTO] = copy_attr_master_l4proto,
547 [ATTR_SECMARK] = copy_attr_secmark,
548 [ATTR_ORIG_NAT_SEQ_CORRECTION_POS] = copy_attr_orig_cor_pos,
549 [ATTR_ORIG_NAT_SEQ_OFFSET_BEFORE] = copy_attr_orig_off_bfr,
550 [ATTR_ORIG_NAT_SEQ_OFFSET_AFTER] = copy_attr_orig_off_aft,
551 [ATTR_REPL_NAT_SEQ_CORRECTION_POS] = copy_attr_repl_cor_pos,
552 [ATTR_REPL_NAT_SEQ_OFFSET_BEFORE] = copy_attr_repl_off_bfr,
553 [ATTR_REPL_NAT_SEQ_OFFSET_AFTER] = copy_attr_repl_off_aft,
554 [ATTR_SCTP_STATE] = copy_attr_sctp_state,
555 [ATTR_SCTP_VTAG_ORIG] = copy_attr_sctp_vtag_orig,
556 [ATTR_SCTP_VTAG_REPL] = copy_attr_sctp_vtag_repl,
557 [ATTR_HELPER_NAME] = copy_attr_helper_name,
558 [ATTR_DCCP_STATE] = copy_attr_dccp_state,
559 [ATTR_DCCP_ROLE] = copy_attr_dccp_role,
560 [ATTR_DCCP_HANDSHAKE_SEQ] = copy_attr_dccp_handshake_seq,
561 [ATTR_TCP_WSCALE_ORIG] = copy_attr_tcp_wscale_orig,
562 [ATTR_TCP_WSCALE_REPL] = copy_attr_tcp_wscale_repl,
563 [ATTR_ZONE] = copy_attr_zone,
564 [ATTR_ORIG_ZONE] = copy_attr_orig_zone,
565 [ATTR_REPL_ZONE] = copy_attr_repl_zone,
566 [ATTR_SECCTX] = copy_attr_secctx,
567 [ATTR_TIMESTAMP_START] = copy_attr_timestamp_start,
568 [ATTR_TIMESTAMP_STOP] = copy_attr_timestamp_stop,
569 [ATTR_HELPER_INFO] = copy_attr_help_info,
570 [ATTR_CONNLABELS] = copy_attr_connlabels,
571 [ATTR_CONNLABELS_MASK] = copy_attr_connlabels_mask,
572 [ATTR_SNAT_IPV6] = copy_attr_snat_ipv6,
573 [ATTR_DNAT_IPV6] = copy_attr_dnat_ipv6,
574 };
575
576 /* this is used by nfct_copy() with the NFCT_CP_OVERRIDE flag set. */
__copy_fast(struct nf_conntrack * ct1,const struct nf_conntrack * ct2)577 void __copy_fast(struct nf_conntrack *ct1, const struct nf_conntrack *ct2)
578 {
579 memcpy(ct1, ct2, sizeof(*ct1));
580 /* malloc'd attributes: don't free, do copy */
581 ct1->secctx = NULL;
582 ct1->helper_info = NULL;
583 ct1->connlabels = NULL;
584 ct1->connlabels_mask = NULL;
585
586 copy_attr_secctx(ct1, ct2);
587 copy_attr_help_info(ct1, ct2);
588 copy_attr_connlabels(ct1, ct2);
589 copy_attr_connlabels_mask(ct1, ct2);
590 }
591