xref: /dpdk/app/test-crypto-perf/cperf_options_parsing.c (revision bbbe38a6d59ccdda25917712701e629d0b10af6f)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2016-2017 Intel Corporation
3  */
4 
5 #include <getopt.h>
6 #include <unistd.h>
7 
8 #include <rte_cryptodev.h>
9 #include <rte_malloc.h>
10 #include <rte_ether.h>
11 
12 #include "cperf_options.h"
13 
14 #define AES_BLOCK_SIZE 16
15 #define DES_BLOCK_SIZE 8
16 
17 struct name_id_map {
18 	const char *name;
19 	uint32_t id;
20 };
21 
22 static void
23 usage(char *progname)
24 {
25 	printf("%s [EAL options] --\n"
26 		" --silent: disable options dump\n"
27 		" --ptest throughput / latency / verify / pmd-cyclecount :"
28 		" set test type\n"
29 		" --pool_sz N: set the number of crypto ops/mbufs allocated\n"
30 		" --total-ops N: set the number of total operations performed\n"
31 		" --burst-sz N: set the number of packets per burst\n"
32 		" --buffer-sz N: set the size of a single packet\n"
33 		" --imix N: set the distribution of packet sizes\n"
34 		" --segment-sz N: set the size of the segment to use\n"
35 		" --desc-nb N: set number of descriptors for each crypto device\n"
36 		" --devtype TYPE: set crypto device type to use\n"
37 		" --optype cipher-only / auth-only / cipher-then-auth /\n"
38 		"           auth-then-cipher / aead : set operation type\n"
39 		" --sessionless: enable session-less crypto operations\n"
40 		" --out-of-place: enable out-of-place crypto operations\n"
41 		" --test-file NAME: set the test vector file path\n"
42 		" --test-name NAME: set specific test name section in test file\n"
43 		" --cipher-algo ALGO: set cipher algorithm\n"
44 		" --cipher-op encrypt / decrypt: set the cipher operation\n"
45 		" --cipher-key-sz N: set the cipher key size\n"
46 		" --cipher-iv-sz N: set the cipher IV size\n"
47 		" --auth-algo ALGO: set auth algorithm\n"
48 		" --auth-op generate / verify: set the auth operation\n"
49 		" --auth-key-sz N: set the auth key size\n"
50 		" --auth-iv-sz N: set the auth IV size\n"
51 		" --aead-algo ALGO: set AEAD algorithm\n"
52 		" --aead-op encrypt / decrypt: set the AEAD operation\n"
53 		" --aead-key-sz N: set the AEAD key size\n"
54 		" --aead-iv-sz N: set the AEAD IV size\n"
55 		" --aead-aad-sz N: set the AEAD AAD size\n"
56 		" --digest-sz N: set the digest size\n"
57 		" --pmd-cyclecount-delay-ms N: set delay between enqueue\n"
58 		"           and dequeue in pmd-cyclecount benchmarking mode\n"
59 		" --csv-friendly: enable test result output CSV friendly\n"
60 #ifdef RTE_LIB_SECURITY
61 		" --pdcp-sn-sz N: set PDCP SN size N <5/7/12/15/18>\n"
62 		" --pdcp-domain DOMAIN: set PDCP domain <control/user>\n"
63 		" --pdcp-ses-hfn-en: enable session based fixed HFN\n"
64 		" --docsis-hdr-sz: set DOCSIS header size\n"
65 #endif
66 		" -h: prints this help\n",
67 		progname);
68 }
69 
70 static int
71 get_str_key_id_mapping(struct name_id_map *map, unsigned int map_len,
72 		const char *str_key)
73 {
74 	unsigned int i;
75 
76 	for (i = 0; i < map_len; i++) {
77 
78 		if (strcmp(str_key, map[i].name) == 0)
79 			return map[i].id;
80 	}
81 
82 	return -1;
83 }
84 
85 static int
86 parse_cperf_test_type(struct cperf_options *opts, const char *arg)
87 {
88 	struct name_id_map cperftest_namemap[] = {
89 		{
90 			cperf_test_type_strs[CPERF_TEST_TYPE_THROUGHPUT],
91 			CPERF_TEST_TYPE_THROUGHPUT
92 		},
93 		{
94 			cperf_test_type_strs[CPERF_TEST_TYPE_VERIFY],
95 			CPERF_TEST_TYPE_VERIFY
96 		},
97 		{
98 			cperf_test_type_strs[CPERF_TEST_TYPE_LATENCY],
99 			CPERF_TEST_TYPE_LATENCY
100 		},
101 		{
102 			cperf_test_type_strs[CPERF_TEST_TYPE_PMDCC],
103 			CPERF_TEST_TYPE_PMDCC
104 		}
105 	};
106 
107 	int id = get_str_key_id_mapping(
108 			(struct name_id_map *)cperftest_namemap,
109 			RTE_DIM(cperftest_namemap), arg);
110 	if (id < 0) {
111 		RTE_LOG(ERR, USER1, "failed to parse test type");
112 		return -1;
113 	}
114 
115 	opts->test = (enum cperf_perf_test_type)id;
116 
117 	return 0;
118 }
119 
120 static int
121 parse_uint32_t(uint32_t *value, const char *arg)
122 {
123 	char *end = NULL;
124 	unsigned long n = strtoul(arg, &end, 10);
125 
126 	if ((optarg[0] == '\0') || (end == NULL) || (*end != '\0'))
127 		return -1;
128 
129 	if (n > UINT32_MAX)
130 		return -ERANGE;
131 
132 	*value = (uint32_t) n;
133 
134 	return 0;
135 }
136 
137 static int
138 parse_uint16_t(uint16_t *value, const char *arg)
139 {
140 	uint32_t val = 0;
141 	int ret = parse_uint32_t(&val, arg);
142 
143 	if (ret < 0)
144 		return ret;
145 
146 	if (val > UINT16_MAX)
147 		return -ERANGE;
148 
149 	*value = (uint16_t) val;
150 
151 	return 0;
152 }
153 
154 static int
155 parse_range(const char *arg, uint32_t *min, uint32_t *max, uint32_t *inc)
156 {
157 	char *token;
158 	uint32_t number;
159 
160 	char *copy_arg = strdup(arg);
161 
162 	if (copy_arg == NULL)
163 		return -1;
164 
165 	errno = 0;
166 	token = strtok(copy_arg, ":");
167 
168 	/* Parse minimum value */
169 	if (token != NULL) {
170 		number = strtoul(token, NULL, 10);
171 
172 		if (errno == EINVAL || errno == ERANGE ||
173 				number == 0)
174 			goto err_range;
175 
176 		*min = number;
177 	} else
178 		goto err_range;
179 
180 	token = strtok(NULL, ":");
181 
182 	/* Parse increment value */
183 	if (token != NULL) {
184 		number = strtoul(token, NULL, 10);
185 
186 		if (errno == EINVAL || errno == ERANGE ||
187 				number == 0)
188 			goto err_range;
189 
190 		*inc = number;
191 	} else
192 		goto err_range;
193 
194 	token = strtok(NULL, ":");
195 
196 	/* Parse maximum value */
197 	if (token != NULL) {
198 		number = strtoul(token, NULL, 10);
199 
200 		if (errno == EINVAL || errno == ERANGE ||
201 				number == 0 ||
202 				number < *min)
203 			goto err_range;
204 
205 		*max = number;
206 	} else
207 		goto err_range;
208 
209 	if (strtok(NULL, ":") != NULL)
210 		goto err_range;
211 
212 	free(copy_arg);
213 	return 0;
214 
215 err_range:
216 	free(copy_arg);
217 	return -1;
218 }
219 
220 static int
221 parse_list(const char *arg, uint32_t *list, uint32_t *min, uint32_t *max)
222 {
223 	char *token;
224 	uint32_t number;
225 	uint8_t count = 0;
226 	uint32_t temp_min;
227 	uint32_t temp_max;
228 
229 	char *copy_arg = strdup(arg);
230 
231 	if (copy_arg == NULL)
232 		return -1;
233 
234 	errno = 0;
235 	token = strtok(copy_arg, ",");
236 
237 	/* Parse first value */
238 	if (token != NULL) {
239 		number = strtoul(token, NULL, 10);
240 
241 		if (errno == EINVAL || errno == ERANGE ||
242 				number == 0)
243 			goto err_list;
244 
245 		list[count++] = number;
246 		temp_min = number;
247 		temp_max = number;
248 	} else
249 		goto err_list;
250 
251 	token = strtok(NULL, ",");
252 
253 	while (token != NULL) {
254 		if (count == MAX_LIST) {
255 			RTE_LOG(WARNING, USER1, "Using only the first %u sizes\n",
256 					MAX_LIST);
257 			break;
258 		}
259 
260 		number = strtoul(token, NULL, 10);
261 
262 		if (errno == EINVAL || errno == ERANGE ||
263 				number == 0)
264 			goto err_list;
265 
266 		list[count++] = number;
267 
268 		if (number < temp_min)
269 			temp_min = number;
270 		if (number > temp_max)
271 			temp_max = number;
272 
273 		token = strtok(NULL, ",");
274 	}
275 
276 	if (min)
277 		*min = temp_min;
278 	if (max)
279 		*max = temp_max;
280 
281 	free(copy_arg);
282 	return count;
283 
284 err_list:
285 	free(copy_arg);
286 	return -1;
287 }
288 
289 static int
290 parse_total_ops(struct cperf_options *opts, const char *arg)
291 {
292 	int ret = parse_uint32_t(&opts->total_ops, arg);
293 
294 	if (ret)
295 		RTE_LOG(ERR, USER1, "failed to parse total operations count\n");
296 
297 	if (opts->total_ops == 0) {
298 		RTE_LOG(ERR, USER1,
299 				"invalid total operations count number specified\n");
300 		return -1;
301 	}
302 
303 	return ret;
304 }
305 
306 static int
307 parse_pool_sz(struct cperf_options *opts, const char *arg)
308 {
309 	int ret =  parse_uint32_t(&opts->pool_sz, arg);
310 
311 	if (ret)
312 		RTE_LOG(ERR, USER1, "failed to parse pool size");
313 	return ret;
314 }
315 
316 static int
317 parse_burst_sz(struct cperf_options *opts, const char *arg)
318 {
319 	int ret;
320 
321 	/* Try parsing the argument as a range, if it fails, parse it as a list */
322 	if (parse_range(arg, &opts->min_burst_size, &opts->max_burst_size,
323 			&opts->inc_burst_size) < 0) {
324 		ret = parse_list(arg, opts->burst_size_list,
325 					&opts->min_burst_size,
326 					&opts->max_burst_size);
327 		if (ret < 0) {
328 			RTE_LOG(ERR, USER1, "failed to parse burst size/s\n");
329 			return -1;
330 		}
331 		opts->burst_size_count = ret;
332 	}
333 
334 	return 0;
335 }
336 
337 static int
338 parse_buffer_sz(struct cperf_options *opts, const char *arg)
339 {
340 	int ret;
341 
342 	/* Try parsing the argument as a range, if it fails, parse it as a list */
343 	if (parse_range(arg, &opts->min_buffer_size, &opts->max_buffer_size,
344 			&opts->inc_buffer_size) < 0) {
345 		ret = parse_list(arg, opts->buffer_size_list,
346 					&opts->min_buffer_size,
347 					&opts->max_buffer_size);
348 		if (ret < 0) {
349 			RTE_LOG(ERR, USER1, "failed to parse buffer size/s\n");
350 			return -1;
351 		}
352 		opts->buffer_size_count = ret;
353 	}
354 
355 	return 0;
356 }
357 
358 static int
359 parse_segment_sz(struct cperf_options *opts, const char *arg)
360 {
361 	int ret = parse_uint32_t(&opts->segment_sz, arg);
362 
363 	if (ret) {
364 		RTE_LOG(ERR, USER1, "failed to parse segment size\n");
365 		return -1;
366 	}
367 
368 	if (opts->segment_sz == 0) {
369 		RTE_LOG(ERR, USER1, "Segment size has to be bigger than 0\n");
370 		return -1;
371 	}
372 
373 	return 0;
374 }
375 
376 static int
377 parse_imix(struct cperf_options *opts, const char *arg)
378 {
379 	int ret;
380 
381 	ret = parse_list(arg, opts->imix_distribution_list,
382 				NULL, NULL);
383 	if (ret < 0) {
384 		RTE_LOG(ERR, USER1, "failed to parse imix distribution\n");
385 		return -1;
386 	}
387 
388 	opts->imix_distribution_count = ret;
389 
390 	if (opts->imix_distribution_count <= 1) {
391 		RTE_LOG(ERR, USER1, "imix distribution should have "
392 				"at least two entries\n");
393 		return -1;
394 	}
395 
396 	return 0;
397 }
398 
399 static int
400 parse_desc_nb(struct cperf_options *opts, const char *arg)
401 {
402 	int ret = parse_uint32_t(&opts->nb_descriptors, arg);
403 
404 	if (ret) {
405 		RTE_LOG(ERR, USER1, "failed to parse descriptors number\n");
406 		return -1;
407 	}
408 
409 	if (opts->nb_descriptors == 0) {
410 		RTE_LOG(ERR, USER1, "invalid descriptors number specified\n");
411 		return -1;
412 	}
413 
414 	return 0;
415 }
416 
417 static int
418 parse_device_type(struct cperf_options *opts, const char *arg)
419 {
420 	if (strlen(arg) > (sizeof(opts->device_type) - 1))
421 		return -1;
422 
423 	strncpy(opts->device_type, arg, sizeof(opts->device_type) - 1);
424 	*(opts->device_type + sizeof(opts->device_type) - 1) = '\0';
425 
426 	return 0;
427 }
428 
429 static int
430 parse_op_type(struct cperf_options *opts, const char *arg)
431 {
432 	struct name_id_map optype_namemap[] = {
433 		{
434 			cperf_op_type_strs[CPERF_CIPHER_ONLY],
435 			CPERF_CIPHER_ONLY
436 		},
437 		{
438 			cperf_op_type_strs[CPERF_AUTH_ONLY],
439 			CPERF_AUTH_ONLY
440 		},
441 		{
442 			cperf_op_type_strs[CPERF_CIPHER_THEN_AUTH],
443 			CPERF_CIPHER_THEN_AUTH
444 		},
445 		{
446 			cperf_op_type_strs[CPERF_AUTH_THEN_CIPHER],
447 			CPERF_AUTH_THEN_CIPHER
448 		},
449 		{
450 			cperf_op_type_strs[CPERF_AEAD],
451 			CPERF_AEAD
452 		},
453 		{
454 			cperf_op_type_strs[CPERF_PDCP],
455 			CPERF_PDCP
456 		},
457 		{
458 			cperf_op_type_strs[CPERF_DOCSIS],
459 			CPERF_DOCSIS
460 		}
461 	};
462 
463 	int id = get_str_key_id_mapping(optype_namemap,
464 			RTE_DIM(optype_namemap), arg);
465 	if (id < 0) {
466 		RTE_LOG(ERR, USER1, "invalid opt type specified\n");
467 		return -1;
468 	}
469 
470 	opts->op_type = (enum cperf_op_type)id;
471 
472 	return 0;
473 }
474 
475 static int
476 parse_sessionless(struct cperf_options *opts,
477 		const char *arg __rte_unused)
478 {
479 	opts->sessionless = 1;
480 	return 0;
481 }
482 
483 static int
484 parse_out_of_place(struct cperf_options *opts,
485 		const char *arg __rte_unused)
486 {
487 	opts->out_of_place = 1;
488 	return 0;
489 }
490 
491 static int
492 parse_test_file(struct cperf_options *opts,
493 		const char *arg)
494 {
495 	opts->test_file = strdup(arg);
496 	if (access(opts->test_file, F_OK) != -1)
497 		return 0;
498 	RTE_LOG(ERR, USER1, "Test vector file doesn't exist\n");
499 
500 	return -1;
501 }
502 
503 static int
504 parse_test_name(struct cperf_options *opts,
505 		const char *arg)
506 {
507 	char *test_name = (char *) rte_zmalloc(NULL,
508 		sizeof(char) * (strlen(arg) + 3), 0);
509 	if (test_name == NULL) {
510 		RTE_LOG(ERR, USER1, "Failed to rte zmalloc with size: %zu\n",
511 			strlen(arg) + 3);
512 		return -1;
513 	}
514 
515 	snprintf(test_name, strlen(arg) + 3, "[%s]", arg);
516 	opts->test_name = test_name;
517 
518 	return 0;
519 }
520 
521 static int
522 parse_silent(struct cperf_options *opts,
523 		const char *arg __rte_unused)
524 {
525 	opts->silent = 1;
526 
527 	return 0;
528 }
529 
530 static int
531 parse_cipher_algo(struct cperf_options *opts, const char *arg)
532 {
533 
534 	enum rte_crypto_cipher_algorithm cipher_algo;
535 
536 	if (rte_cryptodev_get_cipher_algo_enum(&cipher_algo, arg) < 0) {
537 		RTE_LOG(ERR, USER1, "Invalid cipher algorithm specified\n");
538 		return -1;
539 	}
540 
541 	opts->cipher_algo = cipher_algo;
542 
543 	return 0;
544 }
545 
546 static int
547 parse_cipher_op(struct cperf_options *opts, const char *arg)
548 {
549 	struct name_id_map cipher_op_namemap[] = {
550 		{
551 			rte_crypto_cipher_operation_strings
552 			[RTE_CRYPTO_CIPHER_OP_ENCRYPT],
553 			RTE_CRYPTO_CIPHER_OP_ENCRYPT },
554 		{
555 			rte_crypto_cipher_operation_strings
556 			[RTE_CRYPTO_CIPHER_OP_DECRYPT],
557 			RTE_CRYPTO_CIPHER_OP_DECRYPT
558 		}
559 	};
560 
561 	int id = get_str_key_id_mapping(cipher_op_namemap,
562 			RTE_DIM(cipher_op_namemap), arg);
563 	if (id < 0) {
564 		RTE_LOG(ERR, USER1, "Invalid cipher operation specified\n");
565 		return -1;
566 	}
567 
568 	opts->cipher_op = (enum rte_crypto_cipher_operation)id;
569 
570 	return 0;
571 }
572 
573 static int
574 parse_cipher_key_sz(struct cperf_options *opts, const char *arg)
575 {
576 	return parse_uint16_t(&opts->cipher_key_sz, arg);
577 }
578 
579 static int
580 parse_cipher_iv_sz(struct cperf_options *opts, const char *arg)
581 {
582 	return parse_uint16_t(&opts->cipher_iv_sz, arg);
583 }
584 
585 static int
586 parse_auth_algo(struct cperf_options *opts, const char *arg)
587 {
588 	enum rte_crypto_auth_algorithm auth_algo;
589 
590 	if (rte_cryptodev_get_auth_algo_enum(&auth_algo, arg) < 0) {
591 		RTE_LOG(ERR, USER1, "Invalid authentication algorithm specified\n");
592 		return -1;
593 	}
594 
595 	opts->auth_algo = auth_algo;
596 
597 	return 0;
598 }
599 
600 static int
601 parse_auth_op(struct cperf_options *opts, const char *arg)
602 {
603 	struct name_id_map auth_op_namemap[] = {
604 		{
605 			rte_crypto_auth_operation_strings
606 			[RTE_CRYPTO_AUTH_OP_GENERATE],
607 			RTE_CRYPTO_AUTH_OP_GENERATE },
608 		{
609 			rte_crypto_auth_operation_strings
610 			[RTE_CRYPTO_AUTH_OP_VERIFY],
611 			RTE_CRYPTO_AUTH_OP_VERIFY
612 		}
613 	};
614 
615 	int id = get_str_key_id_mapping(auth_op_namemap,
616 			RTE_DIM(auth_op_namemap), arg);
617 	if (id < 0) {
618 		RTE_LOG(ERR, USER1, "invalid authentication operation specified"
619 				"\n");
620 		return -1;
621 	}
622 
623 	opts->auth_op = (enum rte_crypto_auth_operation)id;
624 
625 	return 0;
626 }
627 
628 static int
629 parse_auth_key_sz(struct cperf_options *opts, const char *arg)
630 {
631 	return parse_uint16_t(&opts->auth_key_sz, arg);
632 }
633 
634 static int
635 parse_digest_sz(struct cperf_options *opts, const char *arg)
636 {
637 	return parse_uint16_t(&opts->digest_sz, arg);
638 }
639 
640 #ifdef RTE_LIB_SECURITY
641 static int
642 parse_pdcp_sn_sz(struct cperf_options *opts, const char *arg)
643 {
644 	uint32_t val = 0;
645 	int ret = parse_uint32_t(&val, arg);
646 
647 	if (ret < 0)
648 		return ret;
649 
650 	if (val != RTE_SECURITY_PDCP_SN_SIZE_5 &&
651 			val != RTE_SECURITY_PDCP_SN_SIZE_7 &&
652 			val != RTE_SECURITY_PDCP_SN_SIZE_12 &&
653 			val != RTE_SECURITY_PDCP_SN_SIZE_15 &&
654 			val != RTE_SECURITY_PDCP_SN_SIZE_18) {
655 		printf("\nInvalid pdcp SN size: %u\n", val);
656 		return -ERANGE;
657 	}
658 	opts->pdcp_sn_sz = val;
659 
660 	return 0;
661 }
662 
663 const char *cperf_pdcp_domain_strs[] = {
664 	[RTE_SECURITY_PDCP_MODE_CONTROL] = "control",
665 	[RTE_SECURITY_PDCP_MODE_DATA] = "data"
666 };
667 
668 static int
669 parse_pdcp_domain(struct cperf_options *opts, const char *arg)
670 {
671 	struct name_id_map pdcp_domain_namemap[] = {
672 		{
673 			cperf_pdcp_domain_strs
674 			[RTE_SECURITY_PDCP_MODE_CONTROL],
675 			RTE_SECURITY_PDCP_MODE_CONTROL },
676 		{
677 			cperf_pdcp_domain_strs
678 			[RTE_SECURITY_PDCP_MODE_DATA],
679 			RTE_SECURITY_PDCP_MODE_DATA
680 		}
681 	};
682 
683 	int id = get_str_key_id_mapping(pdcp_domain_namemap,
684 			RTE_DIM(pdcp_domain_namemap), arg);
685 	if (id < 0) {
686 		RTE_LOG(ERR, USER1, "invalid pdcp domain specified"
687 				"\n");
688 		return -1;
689 	}
690 
691 	opts->pdcp_domain = (enum rte_security_pdcp_domain)id;
692 
693 	return 0;
694 }
695 
696 static int
697 parse_pdcp_ses_hfn_en(struct cperf_options *opts, const char *arg __rte_unused)
698 {
699 	opts->pdcp_ses_hfn_en = 1;
700 	return 0;
701 }
702 
703 static int
704 parse_docsis_hdr_sz(struct cperf_options *opts, const char *arg)
705 {
706 	return parse_uint16_t(&opts->docsis_hdr_sz, arg);
707 }
708 #endif
709 
710 static int
711 parse_auth_iv_sz(struct cperf_options *opts, const char *arg)
712 {
713 	return parse_uint16_t(&opts->auth_iv_sz, arg);
714 }
715 
716 static int
717 parse_aead_algo(struct cperf_options *opts, const char *arg)
718 {
719 	enum rte_crypto_aead_algorithm aead_algo;
720 
721 	if (rte_cryptodev_get_aead_algo_enum(&aead_algo, arg) < 0) {
722 		RTE_LOG(ERR, USER1, "Invalid AEAD algorithm specified\n");
723 		return -1;
724 	}
725 
726 	opts->aead_algo = aead_algo;
727 
728 	return 0;
729 }
730 
731 static int
732 parse_aead_op(struct cperf_options *opts, const char *arg)
733 {
734 	struct name_id_map aead_op_namemap[] = {
735 		{
736 			rte_crypto_aead_operation_strings
737 			[RTE_CRYPTO_AEAD_OP_ENCRYPT],
738 			RTE_CRYPTO_AEAD_OP_ENCRYPT },
739 		{
740 			rte_crypto_aead_operation_strings
741 			[RTE_CRYPTO_AEAD_OP_DECRYPT],
742 			RTE_CRYPTO_AEAD_OP_DECRYPT
743 		}
744 	};
745 
746 	int id = get_str_key_id_mapping(aead_op_namemap,
747 			RTE_DIM(aead_op_namemap), arg);
748 	if (id < 0) {
749 		RTE_LOG(ERR, USER1, "invalid AEAD operation specified"
750 				"\n");
751 		return -1;
752 	}
753 
754 	opts->aead_op = (enum rte_crypto_aead_operation)id;
755 
756 	return 0;
757 }
758 
759 static int
760 parse_aead_key_sz(struct cperf_options *opts, const char *arg)
761 {
762 	return parse_uint16_t(&opts->aead_key_sz, arg);
763 }
764 
765 static int
766 parse_aead_iv_sz(struct cperf_options *opts, const char *arg)
767 {
768 	return parse_uint16_t(&opts->aead_iv_sz, arg);
769 }
770 
771 static int
772 parse_aead_aad_sz(struct cperf_options *opts, const char *arg)
773 {
774 	return parse_uint16_t(&opts->aead_aad_sz, arg);
775 }
776 
777 static int
778 parse_csv_friendly(struct cperf_options *opts, const char *arg __rte_unused)
779 {
780 	opts->csv = 1;
781 	opts->silent = 1;
782 	return 0;
783 }
784 
785 static int
786 parse_pmd_cyclecount_delay_ms(struct cperf_options *opts,
787 			const char *arg)
788 {
789 	int ret = parse_uint32_t(&opts->pmdcc_delay, arg);
790 
791 	if (ret) {
792 		RTE_LOG(ERR, USER1, "failed to parse pmd-cyclecount delay\n");
793 		return -1;
794 	}
795 
796 	return 0;
797 }
798 
799 typedef int (*option_parser_t)(struct cperf_options *opts,
800 		const char *arg);
801 
802 struct long_opt_parser {
803 	const char *lgopt_name;
804 	option_parser_t parser_fn;
805 
806 };
807 
808 static struct option lgopts[] = {
809 
810 	{ CPERF_PTEST_TYPE, required_argument, 0, 0 },
811 
812 	{ CPERF_POOL_SIZE, required_argument, 0, 0 },
813 	{ CPERF_TOTAL_OPS, required_argument, 0, 0 },
814 	{ CPERF_BURST_SIZE, required_argument, 0, 0 },
815 	{ CPERF_BUFFER_SIZE, required_argument, 0, 0 },
816 	{ CPERF_SEGMENT_SIZE, required_argument, 0, 0 },
817 	{ CPERF_DESC_NB, required_argument, 0, 0 },
818 
819 	{ CPERF_IMIX, required_argument, 0, 0 },
820 	{ CPERF_DEVTYPE, required_argument, 0, 0 },
821 	{ CPERF_OPTYPE, required_argument, 0, 0 },
822 
823 	{ CPERF_SILENT, no_argument, 0, 0 },
824 	{ CPERF_SESSIONLESS, no_argument, 0, 0 },
825 	{ CPERF_OUT_OF_PLACE, no_argument, 0, 0 },
826 	{ CPERF_TEST_FILE, required_argument, 0, 0 },
827 	{ CPERF_TEST_NAME, required_argument, 0, 0 },
828 
829 	{ CPERF_CIPHER_ALGO, required_argument, 0, 0 },
830 	{ CPERF_CIPHER_OP, required_argument, 0, 0 },
831 
832 	{ CPERF_CIPHER_KEY_SZ, required_argument, 0, 0 },
833 	{ CPERF_CIPHER_IV_SZ, required_argument, 0, 0 },
834 
835 	{ CPERF_AUTH_ALGO, required_argument, 0, 0 },
836 	{ CPERF_AUTH_OP, required_argument, 0, 0 },
837 
838 	{ CPERF_AUTH_KEY_SZ, required_argument, 0, 0 },
839 	{ CPERF_AUTH_IV_SZ, required_argument, 0, 0 },
840 
841 	{ CPERF_AEAD_ALGO, required_argument, 0, 0 },
842 	{ CPERF_AEAD_OP, required_argument, 0, 0 },
843 
844 	{ CPERF_AEAD_KEY_SZ, required_argument, 0, 0 },
845 	{ CPERF_AEAD_AAD_SZ, required_argument, 0, 0 },
846 	{ CPERF_AEAD_IV_SZ, required_argument, 0, 0 },
847 
848 	{ CPERF_DIGEST_SZ, required_argument, 0, 0 },
849 
850 #ifdef RTE_LIB_SECURITY
851 	{ CPERF_PDCP_SN_SZ, required_argument, 0, 0 },
852 	{ CPERF_PDCP_DOMAIN, required_argument, 0, 0 },
853 	{ CPERF_PDCP_SES_HFN_EN, no_argument, 0, 0 },
854 	{ CPERF_DOCSIS_HDR_SZ, required_argument, 0, 0 },
855 #endif
856 	{ CPERF_CSV, no_argument, 0, 0},
857 
858 	{ CPERF_PMDCC_DELAY_MS, required_argument, 0, 0 },
859 
860 	{ NULL, 0, 0, 0 }
861 };
862 
863 void
864 cperf_options_default(struct cperf_options *opts)
865 {
866 	opts->test = CPERF_TEST_TYPE_THROUGHPUT;
867 
868 	opts->pool_sz = 8192;
869 	opts->total_ops = 10000000;
870 	opts->nb_descriptors = 2048;
871 
872 	opts->buffer_size_list[0] = 64;
873 	opts->buffer_size_count = 1;
874 	opts->max_buffer_size = 64;
875 	opts->min_buffer_size = 64;
876 	opts->inc_buffer_size = 0;
877 
878 	opts->burst_size_list[0] = 32;
879 	opts->burst_size_count = 1;
880 	opts->max_burst_size = 32;
881 	opts->min_burst_size = 32;
882 	opts->inc_burst_size = 0;
883 
884 	/*
885 	 * Will be parsed from command line or set to
886 	 * maximum buffer size + digest, later
887 	 */
888 	opts->segment_sz = 0;
889 
890 	opts->imix_distribution_count = 0;
891 	strncpy(opts->device_type, "crypto_aesni_mb",
892 			sizeof(opts->device_type));
893 	opts->nb_qps = 1;
894 
895 	opts->op_type = CPERF_CIPHER_THEN_AUTH;
896 
897 	opts->silent = 0;
898 	opts->test_file = NULL;
899 	opts->test_name = NULL;
900 	opts->sessionless = 0;
901 	opts->out_of_place = 0;
902 	opts->csv = 0;
903 
904 	opts->cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC;
905 	opts->cipher_op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
906 	opts->cipher_key_sz = 16;
907 	opts->cipher_iv_sz = 16;
908 
909 	opts->auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
910 	opts->auth_op = RTE_CRYPTO_AUTH_OP_GENERATE;
911 
912 	opts->auth_key_sz = 64;
913 	opts->auth_iv_sz = 0;
914 
915 	opts->aead_key_sz = 0;
916 	opts->aead_iv_sz = 0;
917 	opts->aead_aad_sz = 0;
918 
919 	opts->digest_sz = 12;
920 
921 	opts->pmdcc_delay = 0;
922 #ifdef RTE_LIB_SECURITY
923 	opts->pdcp_sn_sz = 12;
924 	opts->pdcp_domain = RTE_SECURITY_PDCP_MODE_CONTROL;
925 	opts->pdcp_ses_hfn_en = 0;
926 	opts->docsis_hdr_sz = 17;
927 #endif
928 }
929 
930 static int
931 cperf_opts_parse_long(int opt_idx, struct cperf_options *opts)
932 {
933 	struct long_opt_parser parsermap[] = {
934 		{ CPERF_PTEST_TYPE,	parse_cperf_test_type },
935 		{ CPERF_SILENT,		parse_silent },
936 		{ CPERF_POOL_SIZE,	parse_pool_sz },
937 		{ CPERF_TOTAL_OPS,	parse_total_ops },
938 		{ CPERF_BURST_SIZE,	parse_burst_sz },
939 		{ CPERF_BUFFER_SIZE,	parse_buffer_sz },
940 		{ CPERF_SEGMENT_SIZE,	parse_segment_sz },
941 		{ CPERF_DESC_NB,	parse_desc_nb },
942 		{ CPERF_DEVTYPE,	parse_device_type },
943 		{ CPERF_OPTYPE,		parse_op_type },
944 		{ CPERF_SESSIONLESS,	parse_sessionless },
945 		{ CPERF_OUT_OF_PLACE,	parse_out_of_place },
946 		{ CPERF_IMIX,		parse_imix },
947 		{ CPERF_TEST_FILE,	parse_test_file },
948 		{ CPERF_TEST_NAME,	parse_test_name },
949 		{ CPERF_CIPHER_ALGO,	parse_cipher_algo },
950 		{ CPERF_CIPHER_OP,	parse_cipher_op },
951 		{ CPERF_CIPHER_KEY_SZ,	parse_cipher_key_sz },
952 		{ CPERF_CIPHER_IV_SZ,	parse_cipher_iv_sz },
953 		{ CPERF_AUTH_ALGO,	parse_auth_algo },
954 		{ CPERF_AUTH_OP,	parse_auth_op },
955 		{ CPERF_AUTH_KEY_SZ,	parse_auth_key_sz },
956 		{ CPERF_AUTH_IV_SZ,	parse_auth_iv_sz },
957 		{ CPERF_AEAD_ALGO,	parse_aead_algo },
958 		{ CPERF_AEAD_OP,	parse_aead_op },
959 		{ CPERF_AEAD_KEY_SZ,	parse_aead_key_sz },
960 		{ CPERF_AEAD_IV_SZ,	parse_aead_iv_sz },
961 		{ CPERF_AEAD_AAD_SZ,	parse_aead_aad_sz },
962 		{ CPERF_DIGEST_SZ,	parse_digest_sz },
963 #ifdef RTE_LIB_SECURITY
964 		{ CPERF_PDCP_SN_SZ,	parse_pdcp_sn_sz },
965 		{ CPERF_PDCP_DOMAIN,	parse_pdcp_domain },
966 		{ CPERF_PDCP_SES_HFN_EN,	parse_pdcp_ses_hfn_en },
967 		{ CPERF_DOCSIS_HDR_SZ,	parse_docsis_hdr_sz },
968 #endif
969 		{ CPERF_CSV,		parse_csv_friendly},
970 		{ CPERF_PMDCC_DELAY_MS,	parse_pmd_cyclecount_delay_ms},
971 	};
972 	unsigned int i;
973 
974 	for (i = 0; i < RTE_DIM(parsermap); i++) {
975 		if (strncmp(lgopts[opt_idx].name, parsermap[i].lgopt_name,
976 				strlen(lgopts[opt_idx].name)) == 0)
977 			return parsermap[i].parser_fn(opts, optarg);
978 	}
979 
980 	return -EINVAL;
981 }
982 
983 int
984 cperf_options_parse(struct cperf_options *options, int argc, char **argv)
985 {
986 	int opt, retval, opt_idx;
987 
988 	while ((opt = getopt_long(argc, argv, "h", lgopts, &opt_idx)) != EOF) {
989 		switch (opt) {
990 		case 'h':
991 			usage(argv[0]);
992 			exit(EXIT_SUCCESS);
993 			break;
994 		/* long options */
995 		case 0:
996 			retval = cperf_opts_parse_long(opt_idx, options);
997 			if (retval != 0)
998 				return retval;
999 
1000 			break;
1001 
1002 		default:
1003 			usage(argv[0]);
1004 			return -EINVAL;
1005 		}
1006 	}
1007 
1008 	return 0;
1009 }
1010 
1011 static int
1012 check_cipher_buffer_length(struct cperf_options *options)
1013 {
1014 	uint32_t buffer_size, buffer_size_idx = 0;
1015 
1016 	if (options->cipher_algo == RTE_CRYPTO_CIPHER_AES_CBC ||
1017 			options->cipher_algo == RTE_CRYPTO_CIPHER_AES_ECB) {
1018 		if (options->inc_buffer_size != 0)
1019 			buffer_size = options->min_buffer_size;
1020 		else
1021 			buffer_size = options->buffer_size_list[0];
1022 
1023 		while (buffer_size <= options->max_buffer_size) {
1024 			if ((buffer_size % AES_BLOCK_SIZE) != 0) {
1025 				RTE_LOG(ERR, USER1, "Some of the buffer sizes are "
1026 					"not suitable for the algorithm selected\n");
1027 				return -EINVAL;
1028 			}
1029 
1030 			if (options->inc_buffer_size != 0)
1031 				buffer_size += options->inc_buffer_size;
1032 			else {
1033 				if (++buffer_size_idx == options->buffer_size_count)
1034 					break;
1035 				buffer_size = options->buffer_size_list[buffer_size_idx];
1036 			}
1037 
1038 		}
1039 	}
1040 
1041 	if (options->cipher_algo == RTE_CRYPTO_CIPHER_DES_CBC ||
1042 			options->cipher_algo == RTE_CRYPTO_CIPHER_3DES_CBC ||
1043 			options->cipher_algo == RTE_CRYPTO_CIPHER_3DES_ECB) {
1044 		if (options->inc_buffer_size != 0)
1045 			buffer_size = options->min_buffer_size;
1046 		else
1047 			buffer_size = options->buffer_size_list[0];
1048 
1049 		while (buffer_size <= options->max_buffer_size) {
1050 			if ((buffer_size % DES_BLOCK_SIZE) != 0) {
1051 				RTE_LOG(ERR, USER1, "Some of the buffer sizes are "
1052 					"not suitable for the algorithm selected\n");
1053 				return -EINVAL;
1054 			}
1055 
1056 			if (options->inc_buffer_size != 0)
1057 				buffer_size += options->inc_buffer_size;
1058 			else {
1059 				if (++buffer_size_idx == options->buffer_size_count)
1060 					break;
1061 				buffer_size = options->buffer_size_list[buffer_size_idx];
1062 			}
1063 
1064 		}
1065 	}
1066 
1067 	return 0;
1068 }
1069 
1070 #ifdef RTE_LIB_SECURITY
1071 static int
1072 check_docsis_buffer_length(struct cperf_options *options)
1073 {
1074 	uint32_t buffer_size, buffer_size_idx = 0;
1075 
1076 	if (options->inc_buffer_size != 0)
1077 		buffer_size = options->min_buffer_size;
1078 	else
1079 		buffer_size = options->buffer_size_list[0];
1080 
1081 	while (buffer_size <= options->max_buffer_size) {
1082 		if (buffer_size < (uint32_t)(options->docsis_hdr_sz +
1083 				RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN)) {
1084 			RTE_LOG(ERR, USER1, "Some of the buffer sizes are not "
1085 				"valid for DOCSIS\n");
1086 			return -EINVAL;
1087 		}
1088 
1089 		if (options->inc_buffer_size != 0)
1090 			buffer_size += options->inc_buffer_size;
1091 		else {
1092 			if (++buffer_size_idx == options->buffer_size_count)
1093 				break;
1094 			buffer_size =
1095 				options->buffer_size_list[buffer_size_idx];
1096 		}
1097 	}
1098 
1099 	return 0;
1100 }
1101 #endif
1102 
1103 int
1104 cperf_options_check(struct cperf_options *options)
1105 {
1106 	if (options->op_type == CPERF_CIPHER_ONLY ||
1107 			options->op_type == CPERF_DOCSIS)
1108 		options->digest_sz = 0;
1109 
1110 	if (options->out_of_place &&
1111 			options->segment_sz <= options->max_buffer_size) {
1112 		RTE_LOG(ERR, USER1, "Out of place mode can only work "
1113 					"with non segmented buffers\n");
1114 		return -EINVAL;
1115 	}
1116 
1117 	/*
1118 	 * If segment size is not set, assume only one segment,
1119 	 * big enough to contain the largest buffer and the digest
1120 	 */
1121 	if (options->segment_sz == 0)
1122 		options->segment_sz = options->max_buffer_size +
1123 				options->digest_sz;
1124 
1125 	if (options->segment_sz < options->digest_sz) {
1126 		RTE_LOG(ERR, USER1,
1127 				"Segment size should be at least "
1128 				"the size of the digest\n");
1129 		return -EINVAL;
1130 	}
1131 
1132 	if ((options->imix_distribution_count != 0) &&
1133 			(options->imix_distribution_count !=
1134 				options->buffer_size_count)) {
1135 		RTE_LOG(ERR, USER1, "IMIX distribution must have the same "
1136 				"number of buffer sizes\n");
1137 		return -EINVAL;
1138 	}
1139 
1140 	if (options->test == CPERF_TEST_TYPE_VERIFY &&
1141 			options->test_file == NULL) {
1142 		RTE_LOG(ERR, USER1, "Define path to the file with test"
1143 				" vectors.\n");
1144 		return -EINVAL;
1145 	}
1146 
1147 	if (options->test == CPERF_TEST_TYPE_VERIFY &&
1148 			options->op_type != CPERF_CIPHER_ONLY &&
1149 			options->test_name == NULL) {
1150 		RTE_LOG(ERR, USER1, "Define test name to get the correct digest"
1151 				" from the test vectors.\n");
1152 		return -EINVAL;
1153 	}
1154 
1155 	if (options->test_name != NULL && options->test_file == NULL) {
1156 		RTE_LOG(ERR, USER1, "Define path to the file with test"
1157 				" vectors.\n");
1158 		return -EINVAL;
1159 	}
1160 
1161 	if (options->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY &&
1162 			options->test_file == NULL) {
1163 		RTE_LOG(ERR, USER1, "Define path to the file with test"
1164 				" vectors.\n");
1165 		return -EINVAL;
1166 	}
1167 
1168 	if (options->test == CPERF_TEST_TYPE_VERIFY &&
1169 			(options->inc_buffer_size != 0 ||
1170 			options->buffer_size_count > 1)) {
1171 		RTE_LOG(ERR, USER1, "Only one buffer size is allowed when "
1172 				"using the verify test.\n");
1173 		return -EINVAL;
1174 	}
1175 
1176 	if (options->test == CPERF_TEST_TYPE_VERIFY &&
1177 			(options->inc_burst_size != 0 ||
1178 			options->burst_size_count > 1)) {
1179 		RTE_LOG(ERR, USER1, "Only one burst size is allowed when "
1180 				"using the verify test.\n");
1181 		return -EINVAL;
1182 	}
1183 
1184 	if (options->test == CPERF_TEST_TYPE_PMDCC &&
1185 			options->pool_sz < options->nb_descriptors) {
1186 		RTE_LOG(ERR, USER1, "For pmd cyclecount benchmarks, pool size "
1187 				"must be equal or greater than the number of "
1188 				"cryptodev descriptors.\n");
1189 		return -EINVAL;
1190 	}
1191 
1192 	if (options->test == CPERF_TEST_TYPE_VERIFY &&
1193 			options->imix_distribution_count > 0) {
1194 		RTE_LOG(ERR, USER1, "IMIX is not allowed when "
1195 				"using the verify test.\n");
1196 		return -EINVAL;
1197 	}
1198 
1199 	if (options->op_type == CPERF_CIPHER_THEN_AUTH) {
1200 		if (options->cipher_op != RTE_CRYPTO_CIPHER_OP_ENCRYPT &&
1201 				options->auth_op !=
1202 				RTE_CRYPTO_AUTH_OP_GENERATE) {
1203 			RTE_LOG(ERR, USER1, "Option cipher then auth must use"
1204 					" options: encrypt and generate.\n");
1205 			return -EINVAL;
1206 		}
1207 	} else if (options->op_type == CPERF_AUTH_THEN_CIPHER) {
1208 		if (options->cipher_op != RTE_CRYPTO_CIPHER_OP_DECRYPT &&
1209 				options->auth_op !=
1210 				RTE_CRYPTO_AUTH_OP_VERIFY) {
1211 			RTE_LOG(ERR, USER1, "Option auth then cipher must use"
1212 					" options: decrypt and verify.\n");
1213 			return -EINVAL;
1214 		}
1215 	}
1216 
1217 	if (options->op_type == CPERF_CIPHER_ONLY ||
1218 			options->op_type == CPERF_CIPHER_THEN_AUTH ||
1219 			options->op_type == CPERF_AUTH_THEN_CIPHER) {
1220 		if (check_cipher_buffer_length(options) < 0)
1221 			return -EINVAL;
1222 	}
1223 
1224 #ifdef RTE_LIB_SECURITY
1225 	if (options->op_type == CPERF_DOCSIS) {
1226 		if (check_docsis_buffer_length(options) < 0)
1227 			return -EINVAL;
1228 	}
1229 #endif
1230 
1231 	return 0;
1232 }
1233 
1234 void
1235 cperf_options_dump(struct cperf_options *opts)
1236 {
1237 	uint8_t size_idx;
1238 
1239 	printf("# Crypto Performance Application Options:\n");
1240 	printf("#\n");
1241 	printf("# cperf test: %s\n", cperf_test_type_strs[opts->test]);
1242 	printf("#\n");
1243 	printf("# size of crypto op / mbuf pool: %u\n", opts->pool_sz);
1244 	printf("# total number of ops: %u\n", opts->total_ops);
1245 	if (opts->inc_buffer_size != 0) {
1246 		printf("# buffer size:\n");
1247 		printf("#\t min: %u\n", opts->min_buffer_size);
1248 		printf("#\t max: %u\n", opts->max_buffer_size);
1249 		printf("#\t inc: %u\n", opts->inc_buffer_size);
1250 	} else {
1251 		printf("# buffer sizes: ");
1252 		for (size_idx = 0; size_idx < opts->buffer_size_count; size_idx++)
1253 			printf("%u ", opts->buffer_size_list[size_idx]);
1254 		printf("\n");
1255 	}
1256 	if (opts->inc_burst_size != 0) {
1257 		printf("# burst size:\n");
1258 		printf("#\t min: %u\n", opts->min_burst_size);
1259 		printf("#\t max: %u\n", opts->max_burst_size);
1260 		printf("#\t inc: %u\n", opts->inc_burst_size);
1261 	} else {
1262 		printf("# burst sizes: ");
1263 		for (size_idx = 0; size_idx < opts->burst_size_count; size_idx++)
1264 			printf("%u ", opts->burst_size_list[size_idx]);
1265 		printf("\n");
1266 	}
1267 	printf("\n# segment size: %u\n", opts->segment_sz);
1268 	printf("#\n");
1269 	printf("# cryptodev type: %s\n", opts->device_type);
1270 	printf("#\n");
1271 	printf("# number of queue pairs per device: %u\n", opts->nb_qps);
1272 	printf("# crypto operation: %s\n", cperf_op_type_strs[opts->op_type]);
1273 	printf("# sessionless: %s\n", opts->sessionless ? "yes" : "no");
1274 	printf("# out of place: %s\n", opts->out_of_place ? "yes" : "no");
1275 	if (opts->test == CPERF_TEST_TYPE_PMDCC)
1276 		printf("# inter-burst delay: %u ms\n", opts->pmdcc_delay);
1277 
1278 	printf("#\n");
1279 
1280 	if (opts->op_type == CPERF_AUTH_ONLY ||
1281 			opts->op_type == CPERF_CIPHER_THEN_AUTH ||
1282 			opts->op_type == CPERF_AUTH_THEN_CIPHER) {
1283 		printf("# auth algorithm: %s\n",
1284 			rte_crypto_auth_algorithm_strings[opts->auth_algo]);
1285 		printf("# auth operation: %s\n",
1286 			rte_crypto_auth_operation_strings[opts->auth_op]);
1287 		printf("# auth key size: %u\n", opts->auth_key_sz);
1288 		printf("# auth iv size: %u\n", opts->auth_iv_sz);
1289 		printf("# auth digest size: %u\n", opts->digest_sz);
1290 		printf("#\n");
1291 	}
1292 
1293 	if (opts->op_type == CPERF_CIPHER_ONLY ||
1294 			opts->op_type == CPERF_CIPHER_THEN_AUTH ||
1295 			opts->op_type == CPERF_AUTH_THEN_CIPHER) {
1296 		printf("# cipher algorithm: %s\n",
1297 			rte_crypto_cipher_algorithm_strings[opts->cipher_algo]);
1298 		printf("# cipher operation: %s\n",
1299 			rte_crypto_cipher_operation_strings[opts->cipher_op]);
1300 		printf("# cipher key size: %u\n", opts->cipher_key_sz);
1301 		printf("# cipher iv size: %u\n", opts->cipher_iv_sz);
1302 		printf("#\n");
1303 	}
1304 
1305 	if (opts->op_type == CPERF_AEAD) {
1306 		printf("# aead algorithm: %s\n",
1307 			rte_crypto_aead_algorithm_strings[opts->aead_algo]);
1308 		printf("# aead operation: %s\n",
1309 			rte_crypto_aead_operation_strings[opts->aead_op]);
1310 		printf("# aead key size: %u\n", opts->aead_key_sz);
1311 		printf("# aead iv size: %u\n", opts->aead_iv_sz);
1312 		printf("# aead digest size: %u\n", opts->digest_sz);
1313 		printf("# aead aad size: %u\n", opts->aead_aad_sz);
1314 		printf("#\n");
1315 	}
1316 
1317 #ifdef RTE_LIB_SECURITY
1318 	if (opts->op_type == CPERF_DOCSIS) {
1319 		printf("# docsis header size: %u\n", opts->docsis_hdr_sz);
1320 		printf("#\n");
1321 	}
1322 #endif
1323 }
1324