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1 /*
2 * Quick & dirty crypto testing module.
3 *
4 * This will only exist until we have a better testing mechanism
5 * (e.g. a char device).
6 *
7 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
8 * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
9 * Copyright (c) 2007 Nokia Siemens Networks
10 *
11 * Updated RFC4106 AES-GCM testing.
12 * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com)
13 * Adrian Hoban <adrian.hoban@intel.com>
14 * Gabriele Paoloni <gabriele.paoloni@intel.com>
15 * Tadeusz Struk (tadeusz.struk@intel.com)
16 * Copyright (c) 2010, Intel Corporation.
17 *
18 * This program is free software; you can redistribute it and/or modify it
19 * under the terms of the GNU General Public License as published by the Free
20 * Software Foundation; either version 2 of the License, or (at your option)
21 * any later version.
22 *
23 */
24
25 #include <crypto/aead.h>
26 #include <crypto/hash.h>
27 #include <crypto/skcipher.h>
28 #include <linux/err.h>
29 #include <linux/fips.h>
30 #include <linux/init.h>
31 #include <linux/gfp.h>
32 #include <linux/module.h>
33 #include <linux/scatterlist.h>
34 #include <linux/string.h>
35 #include <linux/moduleparam.h>
36 #include <linux/jiffies.h>
37 #include <linux/timex.h>
38 #include <linux/interrupt.h>
39 #include "tcrypt.h"
40
41 /*
42 * Need slab memory for testing (size in number of pages).
43 */
44 #define TVMEMSIZE 4
45
46 /*
47 * Used by test_cipher_speed()
48 */
49 #define ENCRYPT 1
50 #define DECRYPT 0
51
52 #define MAX_DIGEST_SIZE 64
53
54 /*
55 * return a string with the driver name
56 */
57 #define get_driver_name(tfm_type, tfm) crypto_tfm_alg_driver_name(tfm_type ## _tfm(tfm))
58
59 /*
60 * Used by test_cipher_speed()
61 */
62 static unsigned int sec;
63
64 static char *alg = NULL;
65 static u32 type;
66 static u32 mask;
67 static int mode;
68 static char *tvmem[TVMEMSIZE];
69
70 static char *check[] = {
71 "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256",
72 "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes",
73 "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea",
74 "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt",
75 "camellia", "seed", "salsa20", "rmd128", "rmd160", "rmd256", "rmd320",
76 "lzo", "cts", "zlib", "sha3-224", "sha3-256", "sha3-384", "sha3-512",
77 NULL
78 };
79
80 struct tcrypt_result {
81 struct completion completion;
82 int err;
83 };
84
85 static void tcrypt_complete(struct crypto_async_request *req, int err)
86 {
87 struct tcrypt_result *res = req->data;
88
89 if (err == -EINPROGRESS)
90 return;
91
92 res->err = err;
93 complete(&res->completion);
94 }
95
96 static inline int do_one_aead_op(struct aead_request *req, int ret)
97 {
98 if (ret == -EINPROGRESS || ret == -EBUSY) {
99 struct tcrypt_result *tr = req->base.data;
100
101 ret = wait_for_completion_interruptible(&tr->completion);
102 if (!ret)
103 ret = tr->err;
104 reinit_completion(&tr->completion);
105 }
106
107 return ret;
108 }
109
110 static int test_aead_jiffies(struct aead_request *req, int enc,
111 int blen, int secs)
112 {
113 unsigned long start, end;
114 int bcount;
115 int ret;
116
117 for (start = jiffies, end = start + secs * HZ, bcount = 0;
118 time_before(jiffies, end); bcount++) {
119 if (enc)
120 ret = do_one_aead_op(req, crypto_aead_encrypt(req));
121 else
122 ret = do_one_aead_op(req, crypto_aead_decrypt(req));
123
124 if (ret)
125 return ret;
126 }
127
128 printk("%d operations in %d seconds (%ld bytes)\n",
129 bcount, secs, (long)bcount * blen);
130 return 0;
131 }
132
133 static int test_aead_cycles(struct aead_request *req, int enc, int blen)
134 {
135 unsigned long cycles = 0;
136 int ret = 0;
137 int i;
138
139 local_irq_disable();
140
141 /* Warm-up run. */
142 for (i = 0; i < 4; i++) {
143 if (enc)
144 ret = do_one_aead_op(req, crypto_aead_encrypt(req));
145 else
146 ret = do_one_aead_op(req, crypto_aead_decrypt(req));
147
148 if (ret)
149 goto out;
150 }
151
152 /* The real thing. */
153 for (i = 0; i < 8; i++) {
154 cycles_t start, end;
155
156 start = get_cycles();
157 if (enc)
158 ret = do_one_aead_op(req, crypto_aead_encrypt(req));
159 else
160 ret = do_one_aead_op(req, crypto_aead_decrypt(req));
161 end = get_cycles();
162
163 if (ret)
164 goto out;
165
166 cycles += end - start;
167 }
168
169 out:
170 local_irq_enable();
171
172 if (ret == 0)
173 printk("1 operation in %lu cycles (%d bytes)\n",
174 (cycles + 4) / 8, blen);
175
176 return ret;
177 }
178
179 static u32 block_sizes[] = { 16, 64, 256, 1024, 8192, 0 };
180 static u32 aead_sizes[] = { 16, 64, 256, 512, 1024, 2048, 4096, 8192, 0 };
181
182 #define XBUFSIZE 8
183 #define MAX_IVLEN 32
184
185 static int testmgr_alloc_buf(char *buf[XBUFSIZE])
186 {
187 int i;
188
189 for (i = 0; i < XBUFSIZE; i++) {
190 buf[i] = (void *)__get_free_page(GFP_KERNEL);
191 if (!buf[i])
192 goto err_free_buf;
193 }
194
195 return 0;
196
197 err_free_buf:
198 while (i-- > 0)
199 free_page((unsigned long)buf[i]);
200
201 return -ENOMEM;
202 }
203
204 static void testmgr_free_buf(char *buf[XBUFSIZE])
205 {
206 int i;
207
208 for (i = 0; i < XBUFSIZE; i++)
209 free_page((unsigned long)buf[i]);
210 }
211
212 static void sg_init_aead(struct scatterlist *sg, char *xbuf[XBUFSIZE],
213 unsigned int buflen)
214 {
215 int np = (buflen + PAGE_SIZE - 1)/PAGE_SIZE;
216 int k, rem;
217
218 if (np > XBUFSIZE) {
219 rem = PAGE_SIZE;
220 np = XBUFSIZE;
221 } else {
222 rem = buflen % PAGE_SIZE;
223 }
224
225 sg_init_table(sg, np + 1);
226 np--;
227 for (k = 0; k < np; k++)
228 sg_set_buf(&sg[k + 1], xbuf[k], PAGE_SIZE);
229
230 sg_set_buf(&sg[k + 1], xbuf[k], rem);
231 }
232
233 static void test_aead_speed(const char *algo, int enc, unsigned int secs,
234 struct aead_speed_template *template,
235 unsigned int tcount, u8 authsize,
236 unsigned int aad_size, u8 *keysize)
237 {
238 unsigned int i, j;
239 struct crypto_aead *tfm;
240 int ret = -ENOMEM;
241 const char *key;
242 struct aead_request *req;
243 struct scatterlist *sg;
244 struct scatterlist *sgout;
245 const char *e;
246 void *assoc;
247 char *iv;
248 char *xbuf[XBUFSIZE];
249 char *xoutbuf[XBUFSIZE];
250 char *axbuf[XBUFSIZE];
251 unsigned int *b_size;
252 unsigned int iv_len;
253 struct tcrypt_result result;
254
255 iv = kzalloc(MAX_IVLEN, GFP_KERNEL);
256 if (!iv)
257 return;
258
259 if (aad_size >= PAGE_SIZE) {
260 pr_err("associate data length (%u) too big\n", aad_size);
261 goto out_noxbuf;
262 }
263
264 if (enc == ENCRYPT)
265 e = "encryption";
266 else
267 e = "decryption";
268
269 if (testmgr_alloc_buf(xbuf))
270 goto out_noxbuf;
271 if (testmgr_alloc_buf(axbuf))
272 goto out_noaxbuf;
273 if (testmgr_alloc_buf(xoutbuf))
274 goto out_nooutbuf;
275
276 sg = kmalloc(sizeof(*sg) * 9 * 2, GFP_KERNEL);
277 if (!sg)
278 goto out_nosg;
279 sgout = &sg[9];
280
281 tfm = crypto_alloc_aead(algo, 0, 0);
282
283 if (IS_ERR(tfm)) {
284 pr_err("alg: aead: Failed to load transform for %s: %ld\n", algo,
285 PTR_ERR(tfm));
286 goto out_notfm;
287 }
288
289 init_completion(&result.completion);
290 printk(KERN_INFO "\ntesting speed of %s (%s) %s\n", algo,
291 get_driver_name(crypto_aead, tfm), e);
292
293 req = aead_request_alloc(tfm, GFP_KERNEL);
294 if (!req) {
295 pr_err("alg: aead: Failed to allocate request for %s\n",
296 algo);
297 goto out_noreq;
298 }
299
300 aead_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
301 tcrypt_complete, &result);
302
303 i = 0;
304 do {
305 b_size = aead_sizes;
306 do {
307 assoc = axbuf[0];
308 memset(assoc, 0xff, aad_size);
309
310 if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
311 pr_err("template (%u) too big for tvmem (%lu)\n",
312 *keysize + *b_size,
313 TVMEMSIZE * PAGE_SIZE);
314 goto out;
315 }
316
317 key = tvmem[0];
318 for (j = 0; j < tcount; j++) {
319 if (template[j].klen == *keysize) {
320 key = template[j].key;
321 break;
322 }
323 }
324 ret = crypto_aead_setkey(tfm, key, *keysize);
325 ret = crypto_aead_setauthsize(tfm, authsize);
326
327 iv_len = crypto_aead_ivsize(tfm);
328 if (iv_len)
329 memset(iv, 0xff, iv_len);
330
331 crypto_aead_clear_flags(tfm, ~0);
332 printk(KERN_INFO "test %u (%d bit key, %d byte blocks): ",
333 i, *keysize * 8, *b_size);
334
335
336 memset(tvmem[0], 0xff, PAGE_SIZE);
337
338 if (ret) {
339 pr_err("setkey() failed flags=%x\n",
340 crypto_aead_get_flags(tfm));
341 goto out;
342 }
343
344 sg_init_aead(sg, xbuf,
345 *b_size + (enc ? authsize : 0));
346
347 sg_init_aead(sgout, xoutbuf,
348 *b_size + (enc ? authsize : 0));
349
350 sg_set_buf(&sg[0], assoc, aad_size);
351 sg_set_buf(&sgout[0], assoc, aad_size);
352
353 aead_request_set_crypt(req, sg, sgout, *b_size, iv);
354 aead_request_set_ad(req, aad_size);
355
356 if (secs)
357 ret = test_aead_jiffies(req, enc, *b_size,
358 secs);
359 else
360 ret = test_aead_cycles(req, enc, *b_size);
361
362 if (ret) {
363 pr_err("%s() failed return code=%d\n", e, ret);
364 break;
365 }
366 b_size++;
367 i++;
368 } while (*b_size);
369 keysize++;
370 } while (*keysize);
371
372 out:
373 aead_request_free(req);
374 out_noreq:
375 crypto_free_aead(tfm);
376 out_notfm:
377 kfree(sg);
378 out_nosg:
379 testmgr_free_buf(xoutbuf);
380 out_nooutbuf:
381 testmgr_free_buf(axbuf);
382 out_noaxbuf:
383 testmgr_free_buf(xbuf);
384 out_noxbuf:
385 kfree(iv);
386 return;
387 }
388
389 static void test_hash_sg_init(struct scatterlist *sg)
390 {
391 int i;
392
393 sg_init_table(sg, TVMEMSIZE);
394 for (i = 0; i < TVMEMSIZE; i++) {
395 sg_set_buf(sg + i, tvmem[i], PAGE_SIZE);
396 memset(tvmem[i], 0xff, PAGE_SIZE);
397 }
398 }
399
400 static inline int do_one_ahash_op(struct ahash_request *req, int ret)
401 {
402 if (ret == -EINPROGRESS || ret == -EBUSY) {
403 struct tcrypt_result *tr = req->base.data;
404
405 wait_for_completion(&tr->completion);
406 reinit_completion(&tr->completion);
407 ret = tr->err;
408 }
409 return ret;
410 }
411
412 struct test_mb_ahash_data {
413 struct scatterlist sg[TVMEMSIZE];
414 char result[64];
415 struct ahash_request *req;
416 struct tcrypt_result tresult;
417 char *xbuf[XBUFSIZE];
418 };
419
420 static void test_mb_ahash_speed(const char *algo, unsigned int sec,
421 struct hash_speed *speed)
422 {
423 struct test_mb_ahash_data *data;
424 struct crypto_ahash *tfm;
425 unsigned long start, end;
426 unsigned long cycles;
427 unsigned int i, j, k;
428 int ret;
429
430 data = kzalloc(sizeof(*data) * 8, GFP_KERNEL);
431 if (!data)
432 return;
433
434 tfm = crypto_alloc_ahash(algo, 0, 0);
435 if (IS_ERR(tfm)) {
436 pr_err("failed to load transform for %s: %ld\n",
437 algo, PTR_ERR(tfm));
438 goto free_data;
439 }
440
441 for (i = 0; i < 8; ++i) {
442 if (testmgr_alloc_buf(data[i].xbuf))
443 goto out;
444
445 init_completion(&data[i].tresult.completion);
446
447 data[i].req = ahash_request_alloc(tfm, GFP_KERNEL);
448 if (!data[i].req) {
449 pr_err("alg: hash: Failed to allocate request for %s\n",
450 algo);
451 goto out;
452 }
453
454 ahash_request_set_callback(data[i].req, 0,
455 tcrypt_complete, &data[i].tresult);
456 test_hash_sg_init(data[i].sg);
457 }
458
459 pr_info("\ntesting speed of multibuffer %s (%s)\n", algo,
460 get_driver_name(crypto_ahash, tfm));
461
462 for (i = 0; speed[i].blen != 0; i++) {
463 /* For some reason this only tests digests. */
464 if (speed[i].blen != speed[i].plen)
465 continue;
466
467 if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
468 pr_err("template (%u) too big for tvmem (%lu)\n",
469 speed[i].blen, TVMEMSIZE * PAGE_SIZE);
470 goto out;
471 }
472
473 if (speed[i].klen)
474 crypto_ahash_setkey(tfm, tvmem[0], speed[i].klen);
475
476 for (k = 0; k < 8; k++)
477 ahash_request_set_crypt(data[k].req, data[k].sg,
478 data[k].result, speed[i].blen);
479
480 pr_info("test%3u "
481 "(%5u byte blocks,%5u bytes per update,%4u updates): ",
482 i, speed[i].blen, speed[i].plen,
483 speed[i].blen / speed[i].plen);
484
485 start = get_cycles();
486
487 for (k = 0; k < 8; k++) {
488 ret = crypto_ahash_digest(data[k].req);
489 if (ret == -EINPROGRESS) {
490 ret = 0;
491 continue;
492 }
493
494 if (ret)
495 break;
496
497 complete(&data[k].tresult.completion);
498 data[k].tresult.err = 0;
499 }
500
501 for (j = 0; j < k; j++) {
502 struct tcrypt_result *tr = &data[j].tresult;
503
504 wait_for_completion(&tr->completion);
505 if (tr->err)
506 ret = tr->err;
507 }
508
509 end = get_cycles();
510 cycles = end - start;
511 pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
512 cycles, cycles / (8 * speed[i].blen));
513
514 if (ret) {
515 pr_err("At least one hashing failed ret=%d\n", ret);
516 break;
517 }
518 }
519
520 out:
521 for (k = 0; k < 8; ++k)
522 ahash_request_free(data[k].req);
523
524 for (k = 0; k < 8; ++k)
525 testmgr_free_buf(data[k].xbuf);
526
527 crypto_free_ahash(tfm);
528
529 free_data:
530 kfree(data);
531 }
532
533 static int test_ahash_jiffies_digest(struct ahash_request *req, int blen,
534 char *out, int secs)
535 {
536 unsigned long start, end;
537 int bcount;
538 int ret;
539
540 for (start = jiffies, end = start + secs * HZ, bcount = 0;
541 time_before(jiffies, end); bcount++) {
542 ret = do_one_ahash_op(req, crypto_ahash_digest(req));
543 if (ret)
544 return ret;
545 }
546
547 printk("%6u opers/sec, %9lu bytes/sec\n",
548 bcount / secs, ((long)bcount * blen) / secs);
549
550 return 0;
551 }
552
553 static int test_ahash_jiffies(struct ahash_request *req, int blen,
554 int plen, char *out, int secs)
555 {
556 unsigned long start, end;
557 int bcount, pcount;
558 int ret;
559
560 if (plen == blen)
561 return test_ahash_jiffies_digest(req, blen, out, secs);
562
563 for (start = jiffies, end = start + secs * HZ, bcount = 0;
564 time_before(jiffies, end); bcount++) {
565 ret = do_one_ahash_op(req, crypto_ahash_init(req));
566 if (ret)
567 return ret;
568 for (pcount = 0; pcount < blen; pcount += plen) {
569 ret = do_one_ahash_op(req, crypto_ahash_update(req));
570 if (ret)
571 return ret;
572 }
573 /* we assume there is enough space in 'out' for the result */
574 ret = do_one_ahash_op(req, crypto_ahash_final(req));
575 if (ret)
576 return ret;
577 }
578
579 pr_cont("%6u opers/sec, %9lu bytes/sec\n",
580 bcount / secs, ((long)bcount * blen) / secs);
581
582 return 0;
583 }
584
585 static int test_ahash_cycles_digest(struct ahash_request *req, int blen,
586 char *out)
587 {
588 unsigned long cycles = 0;
589 int ret, i;
590
591 /* Warm-up run. */
592 for (i = 0; i < 4; i++) {
593 ret = do_one_ahash_op(req, crypto_ahash_digest(req));
594 if (ret)
595 goto out;
596 }
597
598 /* The real thing. */
599 for (i = 0; i < 8; i++) {
600 cycles_t start, end;
601
602 start = get_cycles();
603
604 ret = do_one_ahash_op(req, crypto_ahash_digest(req));
605 if (ret)
606 goto out;
607
608 end = get_cycles();
609
610 cycles += end - start;
611 }
612
613 out:
614 if (ret)
615 return ret;
616
617 pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
618 cycles / 8, cycles / (8 * blen));
619
620 return 0;
621 }
622
623 static int test_ahash_cycles(struct ahash_request *req, int blen,
624 int plen, char *out)
625 {
626 unsigned long cycles = 0;
627 int i, pcount, ret;
628
629 if (plen == blen)
630 return test_ahash_cycles_digest(req, blen, out);
631
632 /* Warm-up run. */
633 for (i = 0; i < 4; i++) {
634 ret = do_one_ahash_op(req, crypto_ahash_init(req));
635 if (ret)
636 goto out;
637 for (pcount = 0; pcount < blen; pcount += plen) {
638 ret = do_one_ahash_op(req, crypto_ahash_update(req));
639 if (ret)
640 goto out;
641 }
642 ret = do_one_ahash_op(req, crypto_ahash_final(req));
643 if (ret)
644 goto out;
645 }
646
647 /* The real thing. */
648 for (i = 0; i < 8; i++) {
649 cycles_t start, end;
650
651 start = get_cycles();
652
653 ret = do_one_ahash_op(req, crypto_ahash_init(req));
654 if (ret)
655 goto out;
656 for (pcount = 0; pcount < blen; pcount += plen) {
657 ret = do_one_ahash_op(req, crypto_ahash_update(req));
658 if (ret)
659 goto out;
660 }
661 ret = do_one_ahash_op(req, crypto_ahash_final(req));
662 if (ret)
663 goto out;
664
665 end = get_cycles();
666
667 cycles += end - start;
668 }
669
670 out:
671 if (ret)
672 return ret;
673
674 pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
675 cycles / 8, cycles / (8 * blen));
676
677 return 0;
678 }
679
680 static void test_ahash_speed_common(const char *algo, unsigned int secs,
681 struct hash_speed *speed, unsigned mask)
682 {
683 struct scatterlist sg[TVMEMSIZE];
684 struct tcrypt_result tresult;
685 struct ahash_request *req;
686 struct crypto_ahash *tfm;
687 char *output;
688 int i, ret;
689
690 tfm = crypto_alloc_ahash(algo, 0, mask);
691 if (IS_ERR(tfm)) {
692 pr_err("failed to load transform for %s: %ld\n",
693 algo, PTR_ERR(tfm));
694 return;
695 }
696
697 printk(KERN_INFO "\ntesting speed of async %s (%s)\n", algo,
698 get_driver_name(crypto_ahash, tfm));
699
700 if (crypto_ahash_digestsize(tfm) > MAX_DIGEST_SIZE) {
701 pr_err("digestsize(%u) > %d\n", crypto_ahash_digestsize(tfm),
702 MAX_DIGEST_SIZE);
703 goto out;
704 }
705
706 test_hash_sg_init(sg);
707 req = ahash_request_alloc(tfm, GFP_KERNEL);
708 if (!req) {
709 pr_err("ahash request allocation failure\n");
710 goto out;
711 }
712
713 init_completion(&tresult.completion);
714 ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
715 tcrypt_complete, &tresult);
716
717 output = kmalloc(MAX_DIGEST_SIZE, GFP_KERNEL);
718 if (!output)
719 goto out_nomem;
720
721 for (i = 0; speed[i].blen != 0; i++) {
722 if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
723 pr_err("template (%u) too big for tvmem (%lu)\n",
724 speed[i].blen, TVMEMSIZE * PAGE_SIZE);
725 break;
726 }
727
728 pr_info("test%3u "
729 "(%5u byte blocks,%5u bytes per update,%4u updates): ",
730 i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
731
732 ahash_request_set_crypt(req, sg, output, speed[i].plen);
733
734 if (secs)
735 ret = test_ahash_jiffies(req, speed[i].blen,
736 speed[i].plen, output, secs);
737 else
738 ret = test_ahash_cycles(req, speed[i].blen,
739 speed[i].plen, output);
740
741 if (ret) {
742 pr_err("hashing failed ret=%d\n", ret);
743 break;
744 }
745 }
746
747 kfree(output);
748
749 out_nomem:
750 ahash_request_free(req);
751
752 out:
753 crypto_free_ahash(tfm);
754 }
755
756 static void test_ahash_speed(const char *algo, unsigned int secs,
757 struct hash_speed *speed)
758 {
759 return test_ahash_speed_common(algo, secs, speed, 0);
760 }
761
762 static void test_hash_speed(const char *algo, unsigned int secs,
763 struct hash_speed *speed)
764 {
765 return test_ahash_speed_common(algo, secs, speed, CRYPTO_ALG_ASYNC);
766 }
767
768 static inline int do_one_acipher_op(struct skcipher_request *req, int ret)
769 {
770 if (ret == -EINPROGRESS || ret == -EBUSY) {
771 struct tcrypt_result *tr = req->base.data;
772
773 wait_for_completion(&tr->completion);
774 reinit_completion(&tr->completion);
775 ret = tr->err;
776 }
777
778 return ret;
779 }
780
781 static int test_acipher_jiffies(struct skcipher_request *req, int enc,
782 int blen, int secs)
783 {
784 unsigned long start, end;
785 int bcount;
786 int ret;
787
788 for (start = jiffies, end = start + secs * HZ, bcount = 0;
789 time_before(jiffies, end); bcount++) {
790 if (enc)
791 ret = do_one_acipher_op(req,
792 crypto_skcipher_encrypt(req));
793 else
794 ret = do_one_acipher_op(req,
795 crypto_skcipher_decrypt(req));
796
797 if (ret)
798 return ret;
799 }
800
801 pr_cont("%d operations in %d seconds (%ld bytes)\n",
802 bcount, secs, (long)bcount * blen);
803 return 0;
804 }
805
806 static int test_acipher_cycles(struct skcipher_request *req, int enc,
807 int blen)
808 {
809 unsigned long cycles = 0;
810 int ret = 0;
811 int i;
812
813 /* Warm-up run. */
814 for (i = 0; i < 4; i++) {
815 if (enc)
816 ret = do_one_acipher_op(req,
817 crypto_skcipher_encrypt(req));
818 else
819 ret = do_one_acipher_op(req,
820 crypto_skcipher_decrypt(req));
821
822 if (ret)
823 goto out;
824 }
825
826 /* The real thing. */
827 for (i = 0; i < 8; i++) {
828 cycles_t start, end;
829
830 start = get_cycles();
831 if (enc)
832 ret = do_one_acipher_op(req,
833 crypto_skcipher_encrypt(req));
834 else
835 ret = do_one_acipher_op(req,
836 crypto_skcipher_decrypt(req));
837 end = get_cycles();
838
839 if (ret)
840 goto out;
841
842 cycles += end - start;
843 }
844
845 out:
846 if (ret == 0)
847 pr_cont("1 operation in %lu cycles (%d bytes)\n",
848 (cycles + 4) / 8, blen);
849
850 return ret;
851 }
852
853 static void test_skcipher_speed(const char *algo, int enc, unsigned int secs,
854 struct cipher_speed_template *template,
855 unsigned int tcount, u8 *keysize, bool async)
856 {
857 unsigned int ret, i, j, k, iv_len;
858 struct tcrypt_result tresult;
859 const char *key;
860 char iv[128];
861 struct skcipher_request *req;
862 struct crypto_skcipher *tfm;
863 const char *e;
864 u32 *b_size;
865
866 if (enc == ENCRYPT)
867 e = "encryption";
868 else
869 e = "decryption";
870
871 init_completion(&tresult.completion);
872
873 tfm = crypto_alloc_skcipher(algo, 0, async ? 0 : CRYPTO_ALG_ASYNC);
874
875 if (IS_ERR(tfm)) {
876 pr_err("failed to load transform for %s: %ld\n", algo,
877 PTR_ERR(tfm));
878 return;
879 }
880
881 pr_info("\ntesting speed of async %s (%s) %s\n", algo,
882 get_driver_name(crypto_skcipher, tfm), e);
883
884 req = skcipher_request_alloc(tfm, GFP_KERNEL);
885 if (!req) {
886 pr_err("tcrypt: skcipher: Failed to allocate request for %s\n",
887 algo);
888 goto out;
889 }
890
891 skcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
892 tcrypt_complete, &tresult);
893
894 i = 0;
895 do {
896 b_size = block_sizes;
897
898 do {
899 struct scatterlist sg[TVMEMSIZE];
900
901 if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
902 pr_err("template (%u) too big for "
903 "tvmem (%lu)\n", *keysize + *b_size,
904 TVMEMSIZE * PAGE_SIZE);
905 goto out_free_req;
906 }
907
908 pr_info("test %u (%d bit key, %d byte blocks): ", i,
909 *keysize * 8, *b_size);
910
911 memset(tvmem[0], 0xff, PAGE_SIZE);
912
913 /* set key, plain text and IV */
914 key = tvmem[0];
915 for (j = 0; j < tcount; j++) {
916 if (template[j].klen == *keysize) {
917 key = template[j].key;
918 break;
919 }
920 }
921
922 crypto_skcipher_clear_flags(tfm, ~0);
923
924 ret = crypto_skcipher_setkey(tfm, key, *keysize);
925 if (ret) {
926 pr_err("setkey() failed flags=%x\n",
927 crypto_skcipher_get_flags(tfm));
928 goto out_free_req;
929 }
930
931 k = *keysize + *b_size;
932 sg_init_table(sg, DIV_ROUND_UP(k, PAGE_SIZE));
933
934 if (k > PAGE_SIZE) {
935 sg_set_buf(sg, tvmem[0] + *keysize,
936 PAGE_SIZE - *keysize);
937 k -= PAGE_SIZE;
938 j = 1;
939 while (k > PAGE_SIZE) {
940 sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
941 memset(tvmem[j], 0xff, PAGE_SIZE);
942 j++;
943 k -= PAGE_SIZE;
944 }
945 sg_set_buf(sg + j, tvmem[j], k);
946 memset(tvmem[j], 0xff, k);
947 } else {
948 sg_set_buf(sg, tvmem[0] + *keysize, *b_size);
949 }
950
951 iv_len = crypto_skcipher_ivsize(tfm);
952 if (iv_len)
953 memset(&iv, 0xff, iv_len);
954
955 skcipher_request_set_crypt(req, sg, sg, *b_size, iv);
956
957 if (secs)
958 ret = test_acipher_jiffies(req, enc,
959 *b_size, secs);
960 else
961 ret = test_acipher_cycles(req, enc,
962 *b_size);
963
964 if (ret) {
965 pr_err("%s() failed flags=%x\n", e,
966 crypto_skcipher_get_flags(tfm));
967 break;
968 }
969 b_size++;
970 i++;
971 } while (*b_size);
972 keysize++;
973 } while (*keysize);
974
975 out_free_req:
976 skcipher_request_free(req);
977 out:
978 crypto_free_skcipher(tfm);
979 }
980
981 static void test_acipher_speed(const char *algo, int enc, unsigned int secs,
982 struct cipher_speed_template *template,
983 unsigned int tcount, u8 *keysize)
984 {
985 return test_skcipher_speed(algo, enc, secs, template, tcount, keysize,
986 true);
987 }
988
989 static void test_cipher_speed(const char *algo, int enc, unsigned int secs,
990 struct cipher_speed_template *template,
991 unsigned int tcount, u8 *keysize)
992 {
993 return test_skcipher_speed(algo, enc, secs, template, tcount, keysize,
994 false);
995 }
996
997 static void test_available(void)
998 {
999 char **name = check;
1000
1001 while (*name) {
1002 printk("alg %s ", *name);
1003 printk(crypto_has_alg(*name, 0, 0) ?
1004 "found\n" : "not found\n");
1005 name++;
1006 }
1007 }
1008
1009 static inline int tcrypt_test(const char *alg)
1010 {
1011 int ret;
1012
1013 ret = alg_test(alg, alg, 0, 0);
1014 /* non-fips algs return -EINVAL in fips mode */
1015 if (fips_enabled && ret == -EINVAL)
1016 ret = 0;
1017 return ret;
1018 }
1019
1020 static int do_test(const char *alg, u32 type, u32 mask, int m)
1021 {
1022 int i;
1023 int ret = 0;
1024
1025 switch (m) {
1026 case 0:
1027 if (alg) {
1028 if (!crypto_has_alg(alg, type,
1029 mask ?: CRYPTO_ALG_TYPE_MASK))
1030 ret = -ENOENT;
1031 break;
1032 }
1033
1034 for (i = 1; i < 200; i++)
1035 ret += do_test(NULL, 0, 0, i);
1036 break;
1037
1038 case 1:
1039 ret += tcrypt_test("md5");
1040 break;
1041
1042 case 2:
1043 ret += tcrypt_test("sha1");
1044 break;
1045
1046 case 3:
1047 ret += tcrypt_test("ecb(des)");
1048 ret += tcrypt_test("cbc(des)");
1049 ret += tcrypt_test("ctr(des)");
1050 break;
1051
1052 case 4:
1053 ret += tcrypt_test("ecb(des3_ede)");
1054 ret += tcrypt_test("cbc(des3_ede)");
1055 ret += tcrypt_test("ctr(des3_ede)");
1056 break;
1057
1058 case 5:
1059 ret += tcrypt_test("md4");
1060 break;
1061
1062 case 6:
1063 ret += tcrypt_test("sha256");
1064 break;
1065
1066 case 7:
1067 ret += tcrypt_test("ecb(blowfish)");
1068 ret += tcrypt_test("cbc(blowfish)");
1069 ret += tcrypt_test("ctr(blowfish)");
1070 break;
1071
1072 case 8:
1073 ret += tcrypt_test("ecb(twofish)");
1074 ret += tcrypt_test("cbc(twofish)");
1075 ret += tcrypt_test("ctr(twofish)");
1076 ret += tcrypt_test("lrw(twofish)");
1077 ret += tcrypt_test("xts(twofish)");
1078 break;
1079
1080 case 9:
1081 ret += tcrypt_test("ecb(serpent)");
1082 ret += tcrypt_test("cbc(serpent)");
1083 ret += tcrypt_test("ctr(serpent)");
1084 ret += tcrypt_test("lrw(serpent)");
1085 ret += tcrypt_test("xts(serpent)");
1086 break;
1087
1088 case 10:
1089 ret += tcrypt_test("ecb(aes)");
1090 ret += tcrypt_test("cbc(aes)");
1091 ret += tcrypt_test("lrw(aes)");
1092 ret += tcrypt_test("xts(aes)");
1093 ret += tcrypt_test("ctr(aes)");
1094 ret += tcrypt_test("rfc3686(ctr(aes))");
1095 break;
1096
1097 case 11:
1098 ret += tcrypt_test("sha384");
1099 break;
1100
1101 case 12:
1102 ret += tcrypt_test("sha512");
1103 break;
1104
1105 case 13:
1106 ret += tcrypt_test("deflate");
1107 break;
1108
1109 case 14:
1110 ret += tcrypt_test("ecb(cast5)");
1111 ret += tcrypt_test("cbc(cast5)");
1112 ret += tcrypt_test("ctr(cast5)");
1113 break;
1114
1115 case 15:
1116 ret += tcrypt_test("ecb(cast6)");
1117 ret += tcrypt_test("cbc(cast6)");
1118 ret += tcrypt_test("ctr(cast6)");
1119 ret += tcrypt_test("lrw(cast6)");
1120 ret += tcrypt_test("xts(cast6)");
1121 break;
1122
1123 case 16:
1124 ret += tcrypt_test("ecb(arc4)");
1125 break;
1126
1127 case 17:
1128 ret += tcrypt_test("michael_mic");
1129 break;
1130
1131 case 18:
1132 ret += tcrypt_test("crc32c");
1133 break;
1134
1135 case 19:
1136 ret += tcrypt_test("ecb(tea)");
1137 break;
1138
1139 case 20:
1140 ret += tcrypt_test("ecb(xtea)");
1141 break;
1142
1143 case 21:
1144 ret += tcrypt_test("ecb(khazad)");
1145 break;
1146
1147 case 22:
1148 ret += tcrypt_test("wp512");
1149 break;
1150
1151 case 23:
1152 ret += tcrypt_test("wp384");
1153 break;
1154
1155 case 24:
1156 ret += tcrypt_test("wp256");
1157 break;
1158
1159 case 25:
1160 ret += tcrypt_test("ecb(tnepres)");
1161 break;
1162
1163 case 26:
1164 ret += tcrypt_test("ecb(anubis)");
1165 ret += tcrypt_test("cbc(anubis)");
1166 break;
1167
1168 case 27:
1169 ret += tcrypt_test("tgr192");
1170 break;
1171
1172 case 28:
1173 ret += tcrypt_test("tgr160");
1174 break;
1175
1176 case 29:
1177 ret += tcrypt_test("tgr128");
1178 break;
1179
1180 case 30:
1181 ret += tcrypt_test("ecb(xeta)");
1182 break;
1183
1184 case 31:
1185 ret += tcrypt_test("pcbc(fcrypt)");
1186 break;
1187
1188 case 32:
1189 ret += tcrypt_test("ecb(camellia)");
1190 ret += tcrypt_test("cbc(camellia)");
1191 ret += tcrypt_test("ctr(camellia)");
1192 ret += tcrypt_test("lrw(camellia)");
1193 ret += tcrypt_test("xts(camellia)");
1194 break;
1195
1196 case 33:
1197 ret += tcrypt_test("sha224");
1198 break;
1199
1200 case 34:
1201 ret += tcrypt_test("salsa20");
1202 break;
1203
1204 case 35:
1205 ret += tcrypt_test("gcm(aes)");
1206 break;
1207
1208 case 36:
1209 ret += tcrypt_test("lzo");
1210 break;
1211
1212 case 37:
1213 ret += tcrypt_test("ccm(aes)");
1214 break;
1215
1216 case 38:
1217 ret += tcrypt_test("cts(cbc(aes))");
1218 break;
1219
1220 case 39:
1221 ret += tcrypt_test("rmd128");
1222 break;
1223
1224 case 40:
1225 ret += tcrypt_test("rmd160");
1226 break;
1227
1228 case 41:
1229 ret += tcrypt_test("rmd256");
1230 break;
1231
1232 case 42:
1233 ret += tcrypt_test("rmd320");
1234 break;
1235
1236 case 43:
1237 ret += tcrypt_test("ecb(seed)");
1238 break;
1239
1240 case 44:
1241 ret += tcrypt_test("zlib");
1242 break;
1243
1244 case 45:
1245 ret += tcrypt_test("rfc4309(ccm(aes))");
1246 break;
1247
1248 case 46:
1249 ret += tcrypt_test("ghash");
1250 break;
1251
1252 case 47:
1253 ret += tcrypt_test("crct10dif");
1254 break;
1255
1256 case 48:
1257 ret += tcrypt_test("sha3-224");
1258 break;
1259
1260 case 49:
1261 ret += tcrypt_test("sha3-256");
1262 break;
1263
1264 case 50:
1265 ret += tcrypt_test("sha3-384");
1266 break;
1267
1268 case 51:
1269 ret += tcrypt_test("sha3-512");
1270 break;
1271
1272 case 100:
1273 ret += tcrypt_test("hmac(md5)");
1274 break;
1275
1276 case 101:
1277 ret += tcrypt_test("hmac(sha1)");
1278 break;
1279
1280 case 102:
1281 ret += tcrypt_test("hmac(sha256)");
1282 break;
1283
1284 case 103:
1285 ret += tcrypt_test("hmac(sha384)");
1286 break;
1287
1288 case 104:
1289 ret += tcrypt_test("hmac(sha512)");
1290 break;
1291
1292 case 105:
1293 ret += tcrypt_test("hmac(sha224)");
1294 break;
1295
1296 case 106:
1297 ret += tcrypt_test("xcbc(aes)");
1298 break;
1299
1300 case 107:
1301 ret += tcrypt_test("hmac(rmd128)");
1302 break;
1303
1304 case 108:
1305 ret += tcrypt_test("hmac(rmd160)");
1306 break;
1307
1308 case 109:
1309 ret += tcrypt_test("vmac(aes)");
1310 break;
1311
1312 case 110:
1313 ret += tcrypt_test("hmac(crc32)");
1314 break;
1315
1316 case 111:
1317 ret += tcrypt_test("hmac(sha3-224)");
1318 break;
1319
1320 case 112:
1321 ret += tcrypt_test("hmac(sha3-256)");
1322 break;
1323
1324 case 113:
1325 ret += tcrypt_test("hmac(sha3-384)");
1326 break;
1327
1328 case 114:
1329 ret += tcrypt_test("hmac(sha3-512)");
1330 break;
1331
1332 case 150:
1333 ret += tcrypt_test("ansi_cprng");
1334 break;
1335
1336 case 151:
1337 ret += tcrypt_test("rfc4106(gcm(aes))");
1338 break;
1339
1340 case 152:
1341 ret += tcrypt_test("rfc4543(gcm(aes))");
1342 break;
1343
1344 case 153:
1345 ret += tcrypt_test("cmac(aes)");
1346 break;
1347
1348 case 154:
1349 ret += tcrypt_test("cmac(des3_ede)");
1350 break;
1351
1352 case 155:
1353 ret += tcrypt_test("authenc(hmac(sha1),cbc(aes))");
1354 break;
1355
1356 case 156:
1357 ret += tcrypt_test("authenc(hmac(md5),ecb(cipher_null))");
1358 break;
1359
1360 case 157:
1361 ret += tcrypt_test("authenc(hmac(sha1),ecb(cipher_null))");
1362 break;
1363 case 181:
1364 ret += tcrypt_test("authenc(hmac(sha1),cbc(des))");
1365 break;
1366 case 182:
1367 ret += tcrypt_test("authenc(hmac(sha1),cbc(des3_ede))");
1368 break;
1369 case 183:
1370 ret += tcrypt_test("authenc(hmac(sha224),cbc(des))");
1371 break;
1372 case 184:
1373 ret += tcrypt_test("authenc(hmac(sha224),cbc(des3_ede))");
1374 break;
1375 case 185:
1376 ret += tcrypt_test("authenc(hmac(sha256),cbc(des))");
1377 break;
1378 case 186:
1379 ret += tcrypt_test("authenc(hmac(sha256),cbc(des3_ede))");
1380 break;
1381 case 187:
1382 ret += tcrypt_test("authenc(hmac(sha384),cbc(des))");
1383 break;
1384 case 188:
1385 ret += tcrypt_test("authenc(hmac(sha384),cbc(des3_ede))");
1386 break;
1387 case 189:
1388 ret += tcrypt_test("authenc(hmac(sha512),cbc(des))");
1389 break;
1390 case 190:
1391 ret += tcrypt_test("authenc(hmac(sha512),cbc(des3_ede))");
1392 break;
1393 case 200:
1394 test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0,
1395 speed_template_16_24_32);
1396 test_cipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0,
1397 speed_template_16_24_32);
1398 test_cipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0,
1399 speed_template_16_24_32);
1400 test_cipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0,
1401 speed_template_16_24_32);
1402 test_cipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0,
1403 speed_template_32_40_48);
1404 test_cipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0,
1405 speed_template_32_40_48);
1406 test_cipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0,
1407 speed_template_32_48_64);
1408 test_cipher_speed("xts(aes)", DECRYPT, sec, NULL, 0,
1409 speed_template_32_48_64);
1410 test_cipher_speed("cts(cbc(aes))", ENCRYPT, sec, NULL, 0,
1411 speed_template_16_24_32);
1412 test_cipher_speed("cts(cbc(aes))", DECRYPT, sec, NULL, 0,
1413 speed_template_16_24_32);
1414 test_cipher_speed("ctr(aes)", ENCRYPT, sec, NULL, 0,
1415 speed_template_16_24_32);
1416 test_cipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
1417 speed_template_16_24_32);
1418 break;
1419
1420 case 201:
1421 test_cipher_speed("ecb(des3_ede)", ENCRYPT, sec,
1422 des3_speed_template, DES3_SPEED_VECTORS,
1423 speed_template_24);
1424 test_cipher_speed("ecb(des3_ede)", DECRYPT, sec,
1425 des3_speed_template, DES3_SPEED_VECTORS,
1426 speed_template_24);
1427 test_cipher_speed("cbc(des3_ede)", ENCRYPT, sec,
1428 des3_speed_template, DES3_SPEED_VECTORS,
1429 speed_template_24);
1430 test_cipher_speed("cbc(des3_ede)", DECRYPT, sec,
1431 des3_speed_template, DES3_SPEED_VECTORS,
1432 speed_template_24);
1433 test_cipher_speed("ctr(des3_ede)", ENCRYPT, sec,
1434 des3_speed_template, DES3_SPEED_VECTORS,
1435 speed_template_24);
1436 test_cipher_speed("ctr(des3_ede)", DECRYPT, sec,
1437 des3_speed_template, DES3_SPEED_VECTORS,
1438 speed_template_24);
1439 break;
1440
1441 case 202:
1442 test_cipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0,
1443 speed_template_16_24_32);
1444 test_cipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0,
1445 speed_template_16_24_32);
1446 test_cipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0,
1447 speed_template_16_24_32);
1448 test_cipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0,
1449 speed_template_16_24_32);
1450 test_cipher_speed("ctr(twofish)", ENCRYPT, sec, NULL, 0,
1451 speed_template_16_24_32);
1452 test_cipher_speed("ctr(twofish)", DECRYPT, sec, NULL, 0,
1453 speed_template_16_24_32);
1454 test_cipher_speed("lrw(twofish)", ENCRYPT, sec, NULL, 0,
1455 speed_template_32_40_48);
1456 test_cipher_speed("lrw(twofish)", DECRYPT, sec, NULL, 0,
1457 speed_template_32_40_48);
1458 test_cipher_speed("xts(twofish)", ENCRYPT, sec, NULL, 0,
1459 speed_template_32_48_64);
1460 test_cipher_speed("xts(twofish)", DECRYPT, sec, NULL, 0,
1461 speed_template_32_48_64);
1462 break;
1463
1464 case 203:
1465 test_cipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0,
1466 speed_template_8_32);
1467 test_cipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0,
1468 speed_template_8_32);
1469 test_cipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0,
1470 speed_template_8_32);
1471 test_cipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0,
1472 speed_template_8_32);
1473 test_cipher_speed("ctr(blowfish)", ENCRYPT, sec, NULL, 0,
1474 speed_template_8_32);
1475 test_cipher_speed("ctr(blowfish)", DECRYPT, sec, NULL, 0,
1476 speed_template_8_32);
1477 break;
1478
1479 case 204:
1480 test_cipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0,
1481 speed_template_8);
1482 test_cipher_speed("ecb(des)", DECRYPT, sec, NULL, 0,
1483 speed_template_8);
1484 test_cipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0,
1485 speed_template_8);
1486 test_cipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
1487 speed_template_8);
1488 break;
1489
1490 case 205:
1491 test_cipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0,
1492 speed_template_16_24_32);
1493 test_cipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0,
1494 speed_template_16_24_32);
1495 test_cipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0,
1496 speed_template_16_24_32);
1497 test_cipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0,
1498 speed_template_16_24_32);
1499 test_cipher_speed("ctr(camellia)", ENCRYPT, sec, NULL, 0,
1500 speed_template_16_24_32);
1501 test_cipher_speed("ctr(camellia)", DECRYPT, sec, NULL, 0,
1502 speed_template_16_24_32);
1503 test_cipher_speed("lrw(camellia)", ENCRYPT, sec, NULL, 0,
1504 speed_template_32_40_48);
1505 test_cipher_speed("lrw(camellia)", DECRYPT, sec, NULL, 0,
1506 speed_template_32_40_48);
1507 test_cipher_speed("xts(camellia)", ENCRYPT, sec, NULL, 0,
1508 speed_template_32_48_64);
1509 test_cipher_speed("xts(camellia)", DECRYPT, sec, NULL, 0,
1510 speed_template_32_48_64);
1511 break;
1512
1513 case 206:
1514 test_cipher_speed("salsa20", ENCRYPT, sec, NULL, 0,
1515 speed_template_16_32);
1516 break;
1517
1518 case 207:
1519 test_cipher_speed("ecb(serpent)", ENCRYPT, sec, NULL, 0,
1520 speed_template_16_32);
1521 test_cipher_speed("ecb(serpent)", DECRYPT, sec, NULL, 0,
1522 speed_template_16_32);
1523 test_cipher_speed("cbc(serpent)", ENCRYPT, sec, NULL, 0,
1524 speed_template_16_32);
1525 test_cipher_speed("cbc(serpent)", DECRYPT, sec, NULL, 0,
1526 speed_template_16_32);
1527 test_cipher_speed("ctr(serpent)", ENCRYPT, sec, NULL, 0,
1528 speed_template_16_32);
1529 test_cipher_speed("ctr(serpent)", DECRYPT, sec, NULL, 0,
1530 speed_template_16_32);
1531 test_cipher_speed("lrw(serpent)", ENCRYPT, sec, NULL, 0,
1532 speed_template_32_48);
1533 test_cipher_speed("lrw(serpent)", DECRYPT, sec, NULL, 0,
1534 speed_template_32_48);
1535 test_cipher_speed("xts(serpent)", ENCRYPT, sec, NULL, 0,
1536 speed_template_32_64);
1537 test_cipher_speed("xts(serpent)", DECRYPT, sec, NULL, 0,
1538 speed_template_32_64);
1539 break;
1540
1541 case 208:
1542 test_cipher_speed("ecb(arc4)", ENCRYPT, sec, NULL, 0,
1543 speed_template_8);
1544 break;
1545
1546 case 209:
1547 test_cipher_speed("ecb(cast5)", ENCRYPT, sec, NULL, 0,
1548 speed_template_8_16);
1549 test_cipher_speed("ecb(cast5)", DECRYPT, sec, NULL, 0,
1550 speed_template_8_16);
1551 test_cipher_speed("cbc(cast5)", ENCRYPT, sec, NULL, 0,
1552 speed_template_8_16);
1553 test_cipher_speed("cbc(cast5)", DECRYPT, sec, NULL, 0,
1554 speed_template_8_16);
1555 test_cipher_speed("ctr(cast5)", ENCRYPT, sec, NULL, 0,
1556 speed_template_8_16);
1557 test_cipher_speed("ctr(cast5)", DECRYPT, sec, NULL, 0,
1558 speed_template_8_16);
1559 break;
1560
1561 case 210:
1562 test_cipher_speed("ecb(cast6)", ENCRYPT, sec, NULL, 0,
1563 speed_template_16_32);
1564 test_cipher_speed("ecb(cast6)", DECRYPT, sec, NULL, 0,
1565 speed_template_16_32);
1566 test_cipher_speed("cbc(cast6)", ENCRYPT, sec, NULL, 0,
1567 speed_template_16_32);
1568 test_cipher_speed("cbc(cast6)", DECRYPT, sec, NULL, 0,
1569 speed_template_16_32);
1570 test_cipher_speed("ctr(cast6)", ENCRYPT, sec, NULL, 0,
1571 speed_template_16_32);
1572 test_cipher_speed("ctr(cast6)", DECRYPT, sec, NULL, 0,
1573 speed_template_16_32);
1574 test_cipher_speed("lrw(cast6)", ENCRYPT, sec, NULL, 0,
1575 speed_template_32_48);
1576 test_cipher_speed("lrw(cast6)", DECRYPT, sec, NULL, 0,
1577 speed_template_32_48);
1578 test_cipher_speed("xts(cast6)", ENCRYPT, sec, NULL, 0,
1579 speed_template_32_64);
1580 test_cipher_speed("xts(cast6)", DECRYPT, sec, NULL, 0,
1581 speed_template_32_64);
1582 break;
1583
1584 case 211:
1585 test_aead_speed("rfc4106(gcm(aes))", ENCRYPT, sec,
1586 NULL, 0, 16, 16, aead_speed_template_20);
1587 test_aead_speed("gcm(aes)", ENCRYPT, sec,
1588 NULL, 0, 16, 8, speed_template_16_24_32);
1589 break;
1590
1591 case 212:
1592 test_aead_speed("rfc4309(ccm(aes))", ENCRYPT, sec,
1593 NULL, 0, 16, 16, aead_speed_template_19);
1594 break;
1595
1596 case 213:
1597 test_aead_speed("rfc7539esp(chacha20,poly1305)", ENCRYPT, sec,
1598 NULL, 0, 16, 8, aead_speed_template_36);
1599 break;
1600
1601 case 214:
1602 test_cipher_speed("chacha20", ENCRYPT, sec, NULL, 0,
1603 speed_template_32);
1604 break;
1605
1606
1607 case 300:
1608 if (alg) {
1609 test_hash_speed(alg, sec, generic_hash_speed_template);
1610 break;
1611 }
1612
1613 /* fall through */
1614
1615 case 301:
1616 test_hash_speed("md4", sec, generic_hash_speed_template);
1617 if (mode > 300 && mode < 400) break;
1618
1619 case 302:
1620 test_hash_speed("md5", sec, generic_hash_speed_template);
1621 if (mode > 300 && mode < 400) break;
1622
1623 case 303:
1624 test_hash_speed("sha1", sec, generic_hash_speed_template);
1625 if (mode > 300 && mode < 400) break;
1626
1627 case 304:
1628 test_hash_speed("sha256", sec, generic_hash_speed_template);
1629 if (mode > 300 && mode < 400) break;
1630
1631 case 305:
1632 test_hash_speed("sha384", sec, generic_hash_speed_template);
1633 if (mode > 300 && mode < 400) break;
1634
1635 case 306:
1636 test_hash_speed("sha512", sec, generic_hash_speed_template);
1637 if (mode > 300 && mode < 400) break;
1638
1639 case 307:
1640 test_hash_speed("wp256", sec, generic_hash_speed_template);
1641 if (mode > 300 && mode < 400) break;
1642
1643 case 308:
1644 test_hash_speed("wp384", sec, generic_hash_speed_template);
1645 if (mode > 300 && mode < 400) break;
1646
1647 case 309:
1648 test_hash_speed("wp512", sec, generic_hash_speed_template);
1649 if (mode > 300 && mode < 400) break;
1650
1651 case 310:
1652 test_hash_speed("tgr128", sec, generic_hash_speed_template);
1653 if (mode > 300 && mode < 400) break;
1654
1655 case 311:
1656 test_hash_speed("tgr160", sec, generic_hash_speed_template);
1657 if (mode > 300 && mode < 400) break;
1658
1659 case 312:
1660 test_hash_speed("tgr192", sec, generic_hash_speed_template);
1661 if (mode > 300 && mode < 400) break;
1662
1663 case 313:
1664 test_hash_speed("sha224", sec, generic_hash_speed_template);
1665 if (mode > 300 && mode < 400) break;
1666
1667 case 314:
1668 test_hash_speed("rmd128", sec, generic_hash_speed_template);
1669 if (mode > 300 && mode < 400) break;
1670
1671 case 315:
1672 test_hash_speed("rmd160", sec, generic_hash_speed_template);
1673 if (mode > 300 && mode < 400) break;
1674
1675 case 316:
1676 test_hash_speed("rmd256", sec, generic_hash_speed_template);
1677 if (mode > 300 && mode < 400) break;
1678
1679 case 317:
1680 test_hash_speed("rmd320", sec, generic_hash_speed_template);
1681 if (mode > 300 && mode < 400) break;
1682
1683 case 318:
1684 test_hash_speed("ghash-generic", sec, hash_speed_template_16);
1685 if (mode > 300 && mode < 400) break;
1686
1687 case 319:
1688 test_hash_speed("crc32c", sec, generic_hash_speed_template);
1689 if (mode > 300 && mode < 400) break;
1690
1691 case 320:
1692 test_hash_speed("crct10dif", sec, generic_hash_speed_template);
1693 if (mode > 300 && mode < 400) break;
1694
1695 case 321:
1696 test_hash_speed("poly1305", sec, poly1305_speed_template);
1697 if (mode > 300 && mode < 400) break;
1698
1699 case 322:
1700 test_hash_speed("sha3-224", sec, generic_hash_speed_template);
1701 if (mode > 300 && mode < 400) break;
1702
1703 case 323:
1704 test_hash_speed("sha3-256", sec, generic_hash_speed_template);
1705 if (mode > 300 && mode < 400) break;
1706
1707 case 324:
1708 test_hash_speed("sha3-384", sec, generic_hash_speed_template);
1709 if (mode > 300 && mode < 400) break;
1710
1711 case 325:
1712 test_hash_speed("sha3-512", sec, generic_hash_speed_template);
1713 if (mode > 300 && mode < 400) break;
1714
1715 case 399:
1716 break;
1717
1718 case 400:
1719 if (alg) {
1720 test_ahash_speed(alg, sec, generic_hash_speed_template);
1721 break;
1722 }
1723
1724 /* fall through */
1725
1726 case 401:
1727 test_ahash_speed("md4", sec, generic_hash_speed_template);
1728 if (mode > 400 && mode < 500) break;
1729
1730 case 402:
1731 test_ahash_speed("md5", sec, generic_hash_speed_template);
1732 if (mode > 400 && mode < 500) break;
1733
1734 case 403:
1735 test_ahash_speed("sha1", sec, generic_hash_speed_template);
1736 if (mode > 400 && mode < 500) break;
1737
1738 case 404:
1739 test_ahash_speed("sha256", sec, generic_hash_speed_template);
1740 if (mode > 400 && mode < 500) break;
1741
1742 case 405:
1743 test_ahash_speed("sha384", sec, generic_hash_speed_template);
1744 if (mode > 400 && mode < 500) break;
1745
1746 case 406:
1747 test_ahash_speed("sha512", sec, generic_hash_speed_template);
1748 if (mode > 400 && mode < 500) break;
1749
1750 case 407:
1751 test_ahash_speed("wp256", sec, generic_hash_speed_template);
1752 if (mode > 400 && mode < 500) break;
1753
1754 case 408:
1755 test_ahash_speed("wp384", sec, generic_hash_speed_template);
1756 if (mode > 400 && mode < 500) break;
1757
1758 case 409:
1759 test_ahash_speed("wp512", sec, generic_hash_speed_template);
1760 if (mode > 400 && mode < 500) break;
1761
1762 case 410:
1763 test_ahash_speed("tgr128", sec, generic_hash_speed_template);
1764 if (mode > 400 && mode < 500) break;
1765
1766 case 411:
1767 test_ahash_speed("tgr160", sec, generic_hash_speed_template);
1768 if (mode > 400 && mode < 500) break;
1769
1770 case 412:
1771 test_ahash_speed("tgr192", sec, generic_hash_speed_template);
1772 if (mode > 400 && mode < 500) break;
1773
1774 case 413:
1775 test_ahash_speed("sha224", sec, generic_hash_speed_template);
1776 if (mode > 400 && mode < 500) break;
1777
1778 case 414:
1779 test_ahash_speed("rmd128", sec, generic_hash_speed_template);
1780 if (mode > 400 && mode < 500) break;
1781
1782 case 415:
1783 test_ahash_speed("rmd160", sec, generic_hash_speed_template);
1784 if (mode > 400 && mode < 500) break;
1785
1786 case 416:
1787 test_ahash_speed("rmd256", sec, generic_hash_speed_template);
1788 if (mode > 400 && mode < 500) break;
1789
1790 case 417:
1791 test_ahash_speed("rmd320", sec, generic_hash_speed_template);
1792 if (mode > 400 && mode < 500) break;
1793
1794 case 418:
1795 test_ahash_speed("sha3-224", sec, generic_hash_speed_template);
1796 if (mode > 400 && mode < 500) break;
1797
1798 case 419:
1799 test_ahash_speed("sha3-256", sec, generic_hash_speed_template);
1800 if (mode > 400 && mode < 500) break;
1801
1802 case 420:
1803 test_ahash_speed("sha3-384", sec, generic_hash_speed_template);
1804 if (mode > 400 && mode < 500) break;
1805
1806
1807 case 421:
1808 test_ahash_speed("sha3-512", sec, generic_hash_speed_template);
1809 if (mode > 400 && mode < 500) break;
1810
1811 case 422:
1812 test_mb_ahash_speed("sha1", sec, generic_hash_speed_template);
1813 if (mode > 400 && mode < 500) break;
1814
1815 case 423:
1816 test_mb_ahash_speed("sha256", sec, generic_hash_speed_template);
1817 if (mode > 400 && mode < 500) break;
1818
1819 case 424:
1820 test_mb_ahash_speed("sha512", sec, generic_hash_speed_template);
1821 if (mode > 400 && mode < 500) break;
1822
1823 case 499:
1824 break;
1825
1826 case 500:
1827 test_acipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0,
1828 speed_template_16_24_32);
1829 test_acipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0,
1830 speed_template_16_24_32);
1831 test_acipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0,
1832 speed_template_16_24_32);
1833 test_acipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0,
1834 speed_template_16_24_32);
1835 test_acipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0,
1836 speed_template_32_40_48);
1837 test_acipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0,
1838 speed_template_32_40_48);
1839 test_acipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0,
1840 speed_template_32_48_64);
1841 test_acipher_speed("xts(aes)", DECRYPT, sec, NULL, 0,
1842 speed_template_32_48_64);
1843 test_acipher_speed("cts(cbc(aes))", ENCRYPT, sec, NULL, 0,
1844 speed_template_16_24_32);
1845 test_acipher_speed("cts(cbc(aes))", DECRYPT, sec, NULL, 0,
1846 speed_template_16_24_32);
1847 test_acipher_speed("ctr(aes)", ENCRYPT, sec, NULL, 0,
1848 speed_template_16_24_32);
1849 test_acipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
1850 speed_template_16_24_32);
1851 test_acipher_speed("cfb(aes)", ENCRYPT, sec, NULL, 0,
1852 speed_template_16_24_32);
1853 test_acipher_speed("cfb(aes)", DECRYPT, sec, NULL, 0,
1854 speed_template_16_24_32);
1855 test_acipher_speed("ofb(aes)", ENCRYPT, sec, NULL, 0,
1856 speed_template_16_24_32);
1857 test_acipher_speed("ofb(aes)", DECRYPT, sec, NULL, 0,
1858 speed_template_16_24_32);
1859 test_acipher_speed("rfc3686(ctr(aes))", ENCRYPT, sec, NULL, 0,
1860 speed_template_20_28_36);
1861 test_acipher_speed("rfc3686(ctr(aes))", DECRYPT, sec, NULL, 0,
1862 speed_template_20_28_36);
1863 break;
1864
1865 case 501:
1866 test_acipher_speed("ecb(des3_ede)", ENCRYPT, sec,
1867 des3_speed_template, DES3_SPEED_VECTORS,
1868 speed_template_24);
1869 test_acipher_speed("ecb(des3_ede)", DECRYPT, sec,
1870 des3_speed_template, DES3_SPEED_VECTORS,
1871 speed_template_24);
1872 test_acipher_speed("cbc(des3_ede)", ENCRYPT, sec,
1873 des3_speed_template, DES3_SPEED_VECTORS,
1874 speed_template_24);
1875 test_acipher_speed("cbc(des3_ede)", DECRYPT, sec,
1876 des3_speed_template, DES3_SPEED_VECTORS,
1877 speed_template_24);
1878 test_acipher_speed("cfb(des3_ede)", ENCRYPT, sec,
1879 des3_speed_template, DES3_SPEED_VECTORS,
1880 speed_template_24);
1881 test_acipher_speed("cfb(des3_ede)", DECRYPT, sec,
1882 des3_speed_template, DES3_SPEED_VECTORS,
1883 speed_template_24);
1884 test_acipher_speed("ofb(des3_ede)", ENCRYPT, sec,
1885 des3_speed_template, DES3_SPEED_VECTORS,
1886 speed_template_24);
1887 test_acipher_speed("ofb(des3_ede)", DECRYPT, sec,
1888 des3_speed_template, DES3_SPEED_VECTORS,
1889 speed_template_24);
1890 break;
1891
1892 case 502:
1893 test_acipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0,
1894 speed_template_8);
1895 test_acipher_speed("ecb(des)", DECRYPT, sec, NULL, 0,
1896 speed_template_8);
1897 test_acipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0,
1898 speed_template_8);
1899 test_acipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
1900 speed_template_8);
1901 test_acipher_speed("cfb(des)", ENCRYPT, sec, NULL, 0,
1902 speed_template_8);
1903 test_acipher_speed("cfb(des)", DECRYPT, sec, NULL, 0,
1904 speed_template_8);
1905 test_acipher_speed("ofb(des)", ENCRYPT, sec, NULL, 0,
1906 speed_template_8);
1907 test_acipher_speed("ofb(des)", DECRYPT, sec, NULL, 0,
1908 speed_template_8);
1909 break;
1910
1911 case 503:
1912 test_acipher_speed("ecb(serpent)", ENCRYPT, sec, NULL, 0,
1913 speed_template_16_32);
1914 test_acipher_speed("ecb(serpent)", DECRYPT, sec, NULL, 0,
1915 speed_template_16_32);
1916 test_acipher_speed("cbc(serpent)", ENCRYPT, sec, NULL, 0,
1917 speed_template_16_32);
1918 test_acipher_speed("cbc(serpent)", DECRYPT, sec, NULL, 0,
1919 speed_template_16_32);
1920 test_acipher_speed("ctr(serpent)", ENCRYPT, sec, NULL, 0,
1921 speed_template_16_32);
1922 test_acipher_speed("ctr(serpent)", DECRYPT, sec, NULL, 0,
1923 speed_template_16_32);
1924 test_acipher_speed("lrw(serpent)", ENCRYPT, sec, NULL, 0,
1925 speed_template_32_48);
1926 test_acipher_speed("lrw(serpent)", DECRYPT, sec, NULL, 0,
1927 speed_template_32_48);
1928 test_acipher_speed("xts(serpent)", ENCRYPT, sec, NULL, 0,
1929 speed_template_32_64);
1930 test_acipher_speed("xts(serpent)", DECRYPT, sec, NULL, 0,
1931 speed_template_32_64);
1932 break;
1933
1934 case 504:
1935 test_acipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0,
1936 speed_template_16_24_32);
1937 test_acipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0,
1938 speed_template_16_24_32);
1939 test_acipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0,
1940 speed_template_16_24_32);
1941 test_acipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0,
1942 speed_template_16_24_32);
1943 test_acipher_speed("ctr(twofish)", ENCRYPT, sec, NULL, 0,
1944 speed_template_16_24_32);
1945 test_acipher_speed("ctr(twofish)", DECRYPT, sec, NULL, 0,
1946 speed_template_16_24_32);
1947 test_acipher_speed("lrw(twofish)", ENCRYPT, sec, NULL, 0,
1948 speed_template_32_40_48);
1949 test_acipher_speed("lrw(twofish)", DECRYPT, sec, NULL, 0,
1950 speed_template_32_40_48);
1951 test_acipher_speed("xts(twofish)", ENCRYPT, sec, NULL, 0,
1952 speed_template_32_48_64);
1953 test_acipher_speed("xts(twofish)", DECRYPT, sec, NULL, 0,
1954 speed_template_32_48_64);
1955 break;
1956
1957 case 505:
1958 test_acipher_speed("ecb(arc4)", ENCRYPT, sec, NULL, 0,
1959 speed_template_8);
1960 break;
1961
1962 case 506:
1963 test_acipher_speed("ecb(cast5)", ENCRYPT, sec, NULL, 0,
1964 speed_template_8_16);
1965 test_acipher_speed("ecb(cast5)", DECRYPT, sec, NULL, 0,
1966 speed_template_8_16);
1967 test_acipher_speed("cbc(cast5)", ENCRYPT, sec, NULL, 0,
1968 speed_template_8_16);
1969 test_acipher_speed("cbc(cast5)", DECRYPT, sec, NULL, 0,
1970 speed_template_8_16);
1971 test_acipher_speed("ctr(cast5)", ENCRYPT, sec, NULL, 0,
1972 speed_template_8_16);
1973 test_acipher_speed("ctr(cast5)", DECRYPT, sec, NULL, 0,
1974 speed_template_8_16);
1975 break;
1976
1977 case 507:
1978 test_acipher_speed("ecb(cast6)", ENCRYPT, sec, NULL, 0,
1979 speed_template_16_32);
1980 test_acipher_speed("ecb(cast6)", DECRYPT, sec, NULL, 0,
1981 speed_template_16_32);
1982 test_acipher_speed("cbc(cast6)", ENCRYPT, sec, NULL, 0,
1983 speed_template_16_32);
1984 test_acipher_speed("cbc(cast6)", DECRYPT, sec, NULL, 0,
1985 speed_template_16_32);
1986 test_acipher_speed("ctr(cast6)", ENCRYPT, sec, NULL, 0,
1987 speed_template_16_32);
1988 test_acipher_speed("ctr(cast6)", DECRYPT, sec, NULL, 0,
1989 speed_template_16_32);
1990 test_acipher_speed("lrw(cast6)", ENCRYPT, sec, NULL, 0,
1991 speed_template_32_48);
1992 test_acipher_speed("lrw(cast6)", DECRYPT, sec, NULL, 0,
1993 speed_template_32_48);
1994 test_acipher_speed("xts(cast6)", ENCRYPT, sec, NULL, 0,
1995 speed_template_32_64);
1996 test_acipher_speed("xts(cast6)", DECRYPT, sec, NULL, 0,
1997 speed_template_32_64);
1998 break;
1999
2000 case 508:
2001 test_acipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0,
2002 speed_template_16_32);
2003 test_acipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0,
2004 speed_template_16_32);
2005 test_acipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0,
2006 speed_template_16_32);
2007 test_acipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0,
2008 speed_template_16_32);
2009 test_acipher_speed("ctr(camellia)", ENCRYPT, sec, NULL, 0,
2010 speed_template_16_32);
2011 test_acipher_speed("ctr(camellia)", DECRYPT, sec, NULL, 0,
2012 speed_template_16_32);
2013 test_acipher_speed("lrw(camellia)", ENCRYPT, sec, NULL, 0,
2014 speed_template_32_48);
2015 test_acipher_speed("lrw(camellia)", DECRYPT, sec, NULL, 0,
2016 speed_template_32_48);
2017 test_acipher_speed("xts(camellia)", ENCRYPT, sec, NULL, 0,
2018 speed_template_32_64);
2019 test_acipher_speed("xts(camellia)", DECRYPT, sec, NULL, 0,
2020 speed_template_32_64);
2021 break;
2022
2023 case 509:
2024 test_acipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0,
2025 speed_template_8_32);
2026 test_acipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0,
2027 speed_template_8_32);
2028 test_acipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0,
2029 speed_template_8_32);
2030 test_acipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0,
2031 speed_template_8_32);
2032 test_acipher_speed("ctr(blowfish)", ENCRYPT, sec, NULL, 0,
2033 speed_template_8_32);
2034 test_acipher_speed("ctr(blowfish)", DECRYPT, sec, NULL, 0,
2035 speed_template_8_32);
2036 break;
2037
2038 case 1000:
2039 test_available();
2040 break;
2041 }
2042
2043 return ret;
2044 }
2045
2046 static int __init tcrypt_mod_init(void)
2047 {
2048 int err = -ENOMEM;
2049 int i;
2050
2051 for (i = 0; i < TVMEMSIZE; i++) {
2052 tvmem[i] = (void *)__get_free_page(GFP_KERNEL);
2053 if (!tvmem[i])
2054 goto err_free_tv;
2055 }
2056
2057 err = do_test(alg, type, mask, mode);
2058
2059 if (err) {
2060 printk(KERN_ERR "tcrypt: one or more tests failed!\n");
2061 goto err_free_tv;
2062 }
2063
2064 /* We intentionaly return -EAGAIN to prevent keeping the module,
2065 * unless we're running in fips mode. It does all its work from
2066 * init() and doesn't offer any runtime functionality, but in
2067 * the fips case, checking for a successful load is helpful.
2068 * => we don't need it in the memory, do we?
2069 * -- mludvig
2070 */
2071 if (!fips_enabled)
2072 err = -EAGAIN;
2073
2074 err_free_tv:
2075 for (i = 0; i < TVMEMSIZE && tvmem[i]; i++)
2076 free_page((unsigned long)tvmem[i]);
2077
2078 return err;
2079 }
2080
2081 /*
2082 * If an init function is provided, an exit function must also be provided
2083 * to allow module unload.
2084 */
2085 static void __exit tcrypt_mod_fini(void) { }
2086
2087 module_init(tcrypt_mod_init);
2088 module_exit(tcrypt_mod_fini);
2089
2090 module_param(alg, charp, 0);
2091 module_param(type, uint, 0);
2092 module_param(mask, uint, 0);
2093 module_param(mode, int, 0);
2094 module_param(sec, uint, 0);
2095 MODULE_PARM_DESC(sec, "Length in seconds of speed tests "
2096 "(defaults to zero which uses CPU cycles instead)");
2097
2098 MODULE_LICENSE("GPL");
2099 MODULE_DESCRIPTION("Quick & dirty crypto testing module");
2100 MODULE_AUTHOR("James Morris <jmorris@intercode.com.au>");
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