summaryrefslogtreecommitdiffstats
path: root/src/ipset.c
blob: 1f2dbcc0303d7c4038db7e65dd83e0ca8609341b (plain)
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
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
/* Copyright 2000-2002 Joakim Axelsson (gozem@linux.nu)
 *                     Patrick Schaaf (bof@bof.de)
 * Copyright 2003-2010 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 <ctype.h>			/* isspace */
#include <stdarg.h>			/* va_* */
#include <stdbool.h>			/* bool */
#include <stdio.h>			/* fprintf, fgets */
#include <stdlib.h>			/* exit */
#include <string.h>			/* str* */

#include <config.h>

#include <libipset/debug.h>		/* D() */
#include <libipset/data.h>		/* enum ipset_data */
#include <libipset/parse.h>		/* ipset_parse_* */
#include <libipset/session.h>		/* ipset_session_* */
#include <libipset/types.h>		/* struct ipset_type */
#include <libipset/ui.h>		/* core options, commands */
#include <libipset/utils.h>		/* STREQ */

static char program_name[] = PACKAGE;
static char program_version[] = PACKAGE_VERSION;

static struct ipset_session *session = NULL;
static uint32_t restore_line = 0;
static bool interactive = false;
static char cmdline[1024];
static char *newargv[255];
static int newargc = 0;

/* The known set types: (typename, revision, family) is unique */
extern struct ipset_type ipset_bitmap_ip0;
extern struct ipset_type ipset_bitmap_ipmac0;
extern struct ipset_type ipset_bitmap_port0;
extern struct ipset_type ipset_hash_ip0;
extern struct ipset_type ipset_hash_net0;
extern struct ipset_type ipset_hash_net1;
extern struct ipset_type ipset_hash_netport1;
extern struct ipset_type ipset_hash_netport2;
extern struct ipset_type ipset_hash_ipport1;
extern struct ipset_type ipset_hash_ipportip1;
extern struct ipset_type ipset_hash_ipportnet1;
extern struct ipset_type ipset_hash_ipportnet2;
extern struct ipset_type ipset_list_set0;

enum exittype {
	NO_PROBLEM = 0,
	OTHER_PROBLEM,
	PARAMETER_PROBLEM,
	VERSION_PROBLEM,
	SESSION_PROBLEM,
};

static int __attribute__((format(printf,2,3)))
exit_error(int status, const char *msg, ...)
{
	bool quiet = !interactive
		     && session
		     && ipset_envopt_test(session, IPSET_ENV_QUIET);

	if (status && msg && !quiet) {
		va_list args;

		fprintf(stderr, "%s v%s: ", program_name, program_version);
		va_start(args, msg);
		vfprintf(stderr, msg, args);
		va_end(args);
		if (status != SESSION_PROBLEM)
			fprintf(stderr, "\n");

		if (status == PARAMETER_PROBLEM)
			fprintf(stderr,
				"Try `%s help' for more information.\n",
				program_name);
	}
	/* Ignore errors in interactive mode */
	if (status && interactive) {
		if (session)
			ipset_session_report_reset(session);
		return -1;
	}

	if (session)
		ipset_session_fini(session);

	D("status: %u", status);
	exit(status > VERSION_PROBLEM ? OTHER_PROBLEM : status);
	/* Unreached */
	return -1;
}

static int
handle_error(void)
{
	if (ipset_session_warning(session)
	    && !ipset_envopt_test(session, IPSET_ENV_QUIET))
		fprintf(stderr, "Warning: %s\n",
			ipset_session_warning(session));
	if (ipset_session_error(session))
		return exit_error(SESSION_PROBLEM, "%s",
				  ipset_session_error(session));

	if (!interactive) {
		ipset_session_fini(session);
		exit(OTHER_PROBLEM);
	}

	ipset_session_report_reset(session);	
	return -1;
}

static void
help(void)
{
	const struct ipset_commands *c;
	const struct ipset_envopts *opt = ipset_envopts;
	
	printf("%s v%s\n\n"
	       "Usage: %s [options] COMMAND\n\nCommands:\n",
	       program_name, program_version, program_name);

	for (c = ipset_commands; c->cmd; c++) {
		printf("%s %s\n", c->name[0], c->help);
	}
	printf("\nOptions:\n");
	
	while (opt->flag) {
		if (opt->help)
			printf("%s %s\n", opt->name[0], opt->help);
		opt++;
	}
}

/* Build faked argv from parsed line */
static void
build_argv(char *buffer)
{
	char *ptr;
	int i;

	/* Reset */	
	for (i = 1; i < newargc; i++)
		newargv[i] = NULL;
	newargc = 1;

	ptr = strtok(buffer, " \t\r\n");
	newargv[newargc++] = ptr;
	while ((ptr = strtok(NULL, " \t\r\n")) != NULL) {
		if ((newargc + 1) < (int)(sizeof(newargv)/sizeof(char *)))
			newargv[newargc++] = ptr;
		else {
			exit_error(PARAMETER_PROBLEM,
				   "Line is too long to parse.");
			return;
		}
	}
}

/* Main parser function, workhorse */
int parse_commandline(int argc, char *argv[]);

/*
 * Performs a restore from stdin
 */
static int
restore(char *argv0)
{
	int ret = 0;
	char *c;
	
	/* Initialize newargv/newargc */
	newargc = 0;
	newargv[newargc++] = argv0;

	while (fgets(cmdline, sizeof(cmdline), stdin)) {
		restore_line++;
		c = cmdline;
		while (isspace(c[0]))
			c++;
		if (c[0] == '\0' || c[0] == '#')
			continue;
		else if (strcmp(c, "COMMIT\n") == 0) {
			ret = ipset_commit(session);
			if (ret < 0)
				handle_error();
			continue;
		}
		/* Build faked argv, argc */
		build_argv(c);
		
		/* Execute line */
		ret = parse_commandline(newargc, newargv);
		if (ret < 0)
			handle_error();
	}
	/* implicit "COMMIT" at EOF */
	ret = ipset_commit(session);
	if (ret < 0)
		handle_error();

	return ret;
}

static int
call_parser(int *argc, char *argv[], const struct ipset_arg *args)
{
	int ret = 0;
	const struct ipset_arg *arg;
	const char *optstr;
	
	/* Currently CREATE and ADT may have got additional arguments */
	if (!args && *argc > 1)
		goto err_unknown;
	while (*argc > 1) {
		for (arg = args; arg->opt; arg++) {
			D("argc: %u, %s vs %s", *argc, argv[1], arg->name[0]);
			if (!(ipset_match_option(argv[1], arg->name)))
				continue;

			optstr = argv[1];
			/* Shift off matched option */
			D("match %s", arg->name[0]);
			ipset_shift_argv(argc, argv, 1);
			switch (arg->has_arg) {
			case IPSET_MANDATORY_ARG:
				if (*argc < 2)
					return exit_error(PARAMETER_PROBLEM,
						"Missing mandatory argument "
						"of option `%s'",
						arg->name[0]);
				/* Fall through */
			case IPSET_OPTIONAL_ARG:
				if (*argc >= 2) {
					ret = ipset_call_parser(session, arg, argv[1]);
					if (ret < 0)
						return ret;
					ipset_shift_argv(argc, argv, 1);
					break;
				}
				/* Fall through */
			default:
				ret = ipset_call_parser(session, arg, optstr);
				if (ret < 0)
					return ret;
			}
			break;
		}
		if (!arg->opt)
			goto err_unknown;
	}
	return ret;

err_unknown:
	return exit_error(PARAMETER_PROBLEM, "Unknown argument: `%s'", argv[1]);
}

static enum ipset_adt
cmd2cmd(int cmd)
{
	switch(cmd) {
	case IPSET_CMD_ADD:
		return IPSET_ADD;
	case IPSET_CMD_DEL:
		return IPSET_DEL;
	case IPSET_CMD_TEST:
		return IPSET_TEST;
	case IPSET_CMD_CREATE:
		return IPSET_CREATE;
	default:
		return 0;
	}
}

static void
check_mandatory(const struct ipset_type *type, enum ipset_cmd command)
{
	enum ipset_adt cmd = cmd2cmd(command);
	uint64_t flags = ipset_data_flags(ipset_session_data(session));
	uint64_t mandatory = type->mandatory[cmd];
	const struct ipset_arg *arg = type->args[cmd];

	/* Range can be expressed by ip/cidr */
	if (flags & IPSET_FLAG(IPSET_OPT_CIDR))
		flags |= IPSET_FLAG(IPSET_OPT_IP_TO);

	mandatory &= ~flags;
	if (!mandatory)
		return;
	if (!arg) {
		exit_error(OTHER_PROBLEM,
			"There are missing mandatory flags "
			"but can't check them. "
			"It's a bug, please report the problem.");
		return;
	}

	for (; arg->opt; arg++)
		if (mandatory & IPSET_FLAG(arg->opt)) {
			exit_error(PARAMETER_PROBLEM,
				   "Mandatory option `%s' is missing",
				   arg->name[0]);
			return;
		}
}

static const char *
cmd2name(enum ipset_cmd cmd)
{
	const struct ipset_commands *c;

	for (c = ipset_commands; c->cmd; c++)
		if (cmd == c->cmd)
			return c->name[0];
	return "unknown command";
}

static const char *
session_family(void)
{
	switch (ipset_data_family(ipset_session_data(session))) {
	case AF_INET:
		return "inet";
	case AF_INET6:
		return "inet6";
	default:
		return "unspec";
	}
}

static void
check_allowed(const struct ipset_type *type, enum ipset_cmd command)
{
	uint64_t flags = ipset_data_flags(ipset_session_data(session));
	enum ipset_adt cmd = cmd2cmd(command);
	uint64_t allowed = type->full[cmd];
	uint64_t cmdflags = command == IPSET_CMD_CREATE
				? IPSET_CREATE_FLAGS : IPSET_ADT_FLAGS;
	const struct ipset_arg *arg = type->args[cmd];
	enum ipset_opt i;
	
	/* Range can be expressed by ip/cidr or from-to */
	if (allowed & IPSET_FLAG(IPSET_OPT_IP_TO))
		allowed |= IPSET_FLAG(IPSET_OPT_CIDR);

	for (i = IPSET_OPT_IP; i < IPSET_OPT_FLAGS; i++) {
		if (!(cmdflags & IPSET_FLAG(i))
		    || (allowed & IPSET_FLAG(i))
		    || !(flags & IPSET_FLAG(i)))
			continue;
		/* Not allowed element-expressions */
		switch (i) {
		case IPSET_OPT_CIDR:
			exit_error(OTHER_PROBLEM,
				"IP/CIDR range is not allowed in command %s "
				"with set type %s and family %s",
				cmd2name(command), type->name, session_family());
			return;
		case IPSET_OPT_IP_TO:
			exit_error(OTHER_PROBLEM,
				"FROM-TO IP range is not allowed in command %s "
				"with set type %s and family %s",
				cmd2name(command), type->name, session_family());
			return;
		case IPSET_OPT_PORT_TO:
			exit_error(OTHER_PROBLEM,
				"FROM-TO port range is not allowed in command %s "
				"with set type %s and family %s",
				cmd2name(command), type->name, session_family());
			return;
		default:
			break;
		}
		/* Other options */
		if (!arg) {
			exit_error(OTHER_PROBLEM,
				"There are not allowed options (%u) "
				"but option list is NULL. "
				"It's a bug, please report the problem.", i);
			return;
		}
		for (; arg->opt; arg++) {
			if (arg->opt != i)
				continue;
			exit_error(OTHER_PROBLEM,
				"%s parameter is not allowed in command %s "
				"with set type %s and family %s",
				arg->name[0],
				cmd2name(command), type->name, session_family());
			return;
		}
		exit_error(OTHER_PROBLEM,
			"There are not allowed options (%u) "
			"but can't resolve them. "
			"It's a bug, please report the problem.", i);
		return;
	}
}

static const struct ipset_type *
type_find(const char *name)
{
	const struct ipset_type *t = ipset_types();
	
	while (t) {
		if (ipset_match_typename(name, t))
			return t;
		t = t->next;
	}
	return NULL;
}

/* Workhorse */
int
parse_commandline(int argc, char *argv[])
{
	int ret = 0;
	enum ipset_cmd cmd = IPSET_CMD_NONE;
	int i;
	char *arg0 = NULL, *arg1 = NULL, *c;
	const struct ipset_envopts *opt;
	const struct ipset_commands *command;
	const struct ipset_type *type;

	/* Set session lineno to report parser errors correctly */
	ipset_session_lineno(session, restore_line);

	/* Commandline parsing, somewhat similar to that of 'ip' */

	/* First: parse core options */
	for (opt = ipset_envopts; opt->flag; opt++) {
		for (i = 1; i < argc; ) {
			if (!ipset_match_envopt(argv[i], opt->name)) {
				i++;
				continue;
			}
			/* Shift off matched option */
			ipset_shift_argv(&argc, argv, i);
			switch (opt->has_arg) {
			case IPSET_MANDATORY_ARG:
				if (i + 1 > argc)
					return exit_error(PARAMETER_PROBLEM,
						"Missing mandatory argument "
						"to option %s",
						opt->name[0]);
				/* Fall through */
			case IPSET_OPTIONAL_ARG:
				if (i + 1 <= argc) {
					ret = opt->parse(session, opt->flag,
							 argv[i]);
					if (ret < 0)
						return handle_error();
					ipset_shift_argv(&argc, argv, i);
				}
				break;
			case IPSET_NO_ARG:
				ret = opt->parse(session, opt->flag,
						 opt->name[0]);
				if (ret < 0)
					return handle_error();
				break;
			default:
				break;
			}
		}
	}

	/* Second: parse command */
	for (command = ipset_commands;
		 argc > 1 && command->cmd && cmd == IPSET_CMD_NONE;
	     command++) {
		if (!ipset_match_cmd(argv[1], command->name))
			continue;

		if (restore_line != 0
		    && (command->cmd == IPSET_CMD_RESTORE
		    	|| command->cmd == IPSET_CMD_VERSION
		    	|| command->cmd == IPSET_CMD_HELP))
			return exit_error(PARAMETER_PROBLEM,
				"Command `%s' is invalid "
				"in restore mode.",
				command->name[0]);
		if (interactive && command->cmd == IPSET_CMD_RESTORE) {
			printf("Restore command ignored "
			       "in interactive mode\n");
			return 0;
		}

		/* Shift off matched command arg */
		ipset_shift_argv(&argc, argv, 1);
		cmd = command->cmd;
		switch (command->has_arg) {
		case IPSET_MANDATORY_ARG:
		case IPSET_MANDATORY_ARG2:
			if (argc < 2)
				return exit_error(PARAMETER_PROBLEM,
					"Missing mandatory argument "
					"to command %s",
					command->name[0]);
			/* Fall through */
		case IPSET_OPTIONAL_ARG:
			arg0 = argv[1];
			if (argc >= 2)
				/* Shift off first arg */
				ipset_shift_argv(&argc, argv, 1);
			break;
		default:
			break;
		}
		if (command->has_arg == IPSET_MANDATORY_ARG2) {
			if (argc < 2)
				return exit_error(PARAMETER_PROBLEM,
					"Missing second mandatory "
					"argument to command %s",
					command->name[0]);
			arg1 = argv[1];
			/* Shift off second arg */
			ipset_shift_argv(&argc, argv, 1);
		}
		break;
	}

	/* Third: catch interactive mode, handle help, version */
	switch (cmd) {
	case IPSET_CMD_NONE:
		if (interactive) {
			printf("No command specified\n");
			return 0;
		}
		if (argc > 1 && STREQ(argv[1], "-")) {
			interactive = true;
			printf("%s> ", program_name);
			/* Initialize newargv/newargc */
			newargv[newargc++] = program_name;
			while (fgets(cmdline, sizeof(cmdline), stdin)) {
				c = cmdline;
				while (isspace(c[0]))
					c++;
				if (c[0] == '\0' || c[0] == '#')
					continue;
				/* Build fake argv, argc */
				build_argv(c);
				/* Execute line: ignore errors */
				parse_commandline(newargc, newargv);
				printf("%s> ", program_name);
			}
			return exit_error(NO_PROBLEM, NULL);
		}
		if (argc > 1)
			return exit_error(PARAMETER_PROBLEM,
				"No command specified: unknown argument %s",
				argv[1]);
		return exit_error(PARAMETER_PROBLEM, "No command specified.");
	case IPSET_CMD_VERSION:
		printf("%s v%s, protocol version: %u\n",
		       program_name, program_version, IPSET_PROTOCOL);
		if (interactive)
			return 0;
		return exit_error(NO_PROBLEM, NULL);
	case IPSET_CMD_HELP:
		help();

		if (interactive
		    || !ipset_envopt_test(session, IPSET_ENV_QUIET)) {
		    	if (arg0) {
				/* Type-specific help, without kernel checking */
				type = type_find(arg0);
				if (!type)
					return exit_error(PARAMETER_PROBLEM,
						"Unknown settype: `%s'", arg0);
				printf("\n%s type specific options:\n\n%s",
				       type->name, type->usage);
				if (type->usagefn)
					type->usagefn();
				if (type->family == AF_UNSPEC)
					printf("\nType %s is family neutral.\n",
					       type->name);
				else if (type->family == AF_INET46)
					printf("\nType %s supports INET "
					       "and INET6.\n",
					       type->name);
				else
					printf("\nType %s supports family "
					       "%s only.\n",
					       type->name,
					       type->family == AF_INET
						? "INET" : "INET6");
			} else {
				printf("\nSupported set types:\n");
				type = ipset_types();
				while (type) {
					printf("    %s\n", type->name);
					type = type->next;
				}
			} 
		}
		if (interactive)
			return 0;
		return exit_error(NO_PROBLEM, NULL);
	case IPSET_CMD_QUIT:
		return exit_error(NO_PROBLEM, NULL);
	default:
		break;
	}
	
	/* Forth: parse command args and issue the command */
	switch (cmd) {
	case IPSET_CMD_CREATE:
		/* Args: setname typename [type specific options] */
		ret = ipset_parse_setname(session, IPSET_SETNAME, arg0);
		if (ret < 0)
			return handle_error();

		ret = ipset_parse_typename(session, IPSET_OPT_TYPENAME, arg1);
		if (ret < 0)
			return handle_error();

		type = ipset_type_get(session, cmd);
		if (type == NULL)
			return handle_error();

		/* Parse create options */
		ret = call_parser(&argc, argv, type->args[IPSET_CREATE]);
		if (ret < 0)
			return handle_error();
		else if (ret)
			return ret;
		
		/* Check mandatory, then allowed options */
		check_mandatory(type, cmd);
		check_allowed(type, cmd);
		
		break;
	case IPSET_CMD_DESTROY:
	case IPSET_CMD_FLUSH:
	case IPSET_CMD_LIST:
	case IPSET_CMD_SAVE:
		/* Args: [setname] */
		if (arg0) {
			ret = ipset_parse_setname(session,
						  IPSET_SETNAME, arg0);
			if (ret < 0)
				return handle_error();
		}
		break;

	case IPSET_CMD_RENAME:
	case IPSET_CMD_SWAP:
		/* Args: from-setname to-setname */
		ret = ipset_parse_setname(session, IPSET_SETNAME, arg0);
		if (ret < 0)
			return handle_error();
		ret = ipset_parse_setname(session, IPSET_OPT_SETNAME2, arg1);
		if (ret < 0)
			return handle_error();
		break;

	case IPSET_CMD_RESTORE:
		/* Restore mode */
		if (argc > 1)
			return exit_error(PARAMETER_PROBLEM,
				"Unknown argument %s", argv[1]);
		return restore(argv[0]);
	case IPSET_CMD_ADD:
	case IPSET_CMD_DEL:
	case IPSET_CMD_TEST:
		D("ADT: setname %s", arg0);
		/* Args: setname ip [options] */
		ret = ipset_parse_setname(session, IPSET_SETNAME, arg0);
		if (ret < 0)
			return handle_error();

		type = ipset_type_get(session, cmd);
		if (type == NULL)
			return handle_error();
		
		ret = ipset_parse_elem(session, type->last_elem_optional, arg1);
		if (ret < 0)
			return handle_error();
		
		/* Parse additional ADT options */
		ret = call_parser(&argc, argv, type->args[cmd2cmd(cmd)]);
		if (ret < 0)
			return handle_error();
		else if (ret)
			return ret;
		
		/* Check mandatory, then allowed options */
		check_mandatory(type, cmd);
		check_allowed(type, cmd);
		
		break;
	default:
		break;
	}

	if (argc > 1)
		return exit_error(PARAMETER_PROBLEM,
			"Unknown argument %s", argv[1]);
	ret = ipset_cmd(session, cmd, restore_line);
	D("ret %d", ret);
	/* Special case for TEST and non-quiet mode */
	if (cmd == IPSET_CMD_TEST && ipset_session_warning(session)) {
		if (!ipset_envopt_test(session, IPSET_ENV_QUIET))
			fprintf(stderr, "%s", ipset_session_warning(session));
		ipset_session_report_reset(session);
	}
	if (ret < 0)
		handle_error();

	return ret;
}

int
main(int argc, char *argv[])
{
	/* Register types */
	ipset_type_add(&ipset_bitmap_ip0);
	ipset_type_add(&ipset_bitmap_ipmac0);
	ipset_type_add(&ipset_bitmap_port0);
	ipset_type_add(&ipset_hash_ip0);
	ipset_type_add(&ipset_hash_net0);
	ipset_type_add(&ipset_hash_net1);
	ipset_type_add(&ipset_hash_netport1);
	ipset_type_add(&ipset_hash_netport2);
	ipset_type_add(&ipset_hash_ipport1);
	ipset_type_add(&ipset_hash_ipportip1);
	ipset_type_add(&ipset_hash_ipportnet1);
	ipset_type_add(&ipset_hash_ipportnet2);
	ipset_type_add(&ipset_list_set0);

	/* Initialize session */
	session = ipset_session_init(printf);
	if (session == NULL)
		return exit_error(OTHER_PROBLEM,
			"Cannot initialize ipset session, aborting.");

	return parse_commandline(argc, argv);
}