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25#include <crypto/hash.h>
26#include <linux/err.h>
27#include <linux/init.h>
28#include <linux/gfp.h>
29#include <linux/module.h>
30#include <linux/scatterlist.h>
31#include <linux/string.h>
32#include <linux/moduleparam.h>
33#include <linux/jiffies.h>
34#include <linux/timex.h>
35#include <linux/interrupt.h>
36#include "tcrypt.h"
37#include "internal.h"
38
39
40
41
42#define TVMEMSIZE 4
43
44
45
46
47#define ENCRYPT 1
48#define DECRYPT 0
49
50
51
52
53static unsigned int sec;
54
55static char *alg = NULL;
56static u32 type;
57static u32 mask;
58static int mode;
59static char *tvmem[TVMEMSIZE];
60
61static char *check[] = {
62 "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256",
63 "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes",
64 "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea",
65 "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt",
66 "camellia", "seed", "salsa20", "rmd128", "rmd160", "rmd256", "rmd320",
67 "lzo", "cts", "zlib", NULL
68};
69
70static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc,
71 struct scatterlist *sg, int blen, int sec)
72{
73 unsigned long start, end;
74 int bcount;
75 int ret;
76
77 for (start = jiffies, end = start + sec * HZ, bcount = 0;
78 time_before(jiffies, end); bcount++) {
79 if (enc)
80 ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
81 else
82 ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
83
84 if (ret)
85 return ret;
86 }
87
88 printk("%d operations in %d seconds (%ld bytes)\n",
89 bcount, sec, (long)bcount * blen);
90 return 0;
91}
92
93static int test_cipher_cycles(struct blkcipher_desc *desc, int enc,
94 struct scatterlist *sg, int blen)
95{
96 unsigned long cycles = 0;
97 int ret = 0;
98 int i;
99
100 local_bh_disable();
101 local_irq_disable();
102
103
104 for (i = 0; i < 4; i++) {
105 if (enc)
106 ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
107 else
108 ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
109
110 if (ret)
111 goto out;
112 }
113
114
115 for (i = 0; i < 8; i++) {
116 cycles_t start, end;
117
118 start = get_cycles();
119 if (enc)
120 ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
121 else
122 ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
123 end = get_cycles();
124
125 if (ret)
126 goto out;
127
128 cycles += end - start;
129 }
130
131out:
132 local_irq_enable();
133 local_bh_enable();
134
135 if (ret == 0)
136 printk("1 operation in %lu cycles (%d bytes)\n",
137 (cycles + 4) / 8, blen);
138
139 return ret;
140}
141
142static u32 block_sizes[] = { 16, 64, 256, 1024, 8192, 0 };
143
144static void test_cipher_speed(const char *algo, int enc, unsigned int sec,
145 struct cipher_speed_template *template,
146 unsigned int tcount, u8 *keysize)
147{
148 unsigned int ret, i, j, iv_len;
149 const char *key;
150 char iv[128];
151 struct crypto_blkcipher *tfm;
152 struct blkcipher_desc desc;
153 const char *e;
154 u32 *b_size;
155
156 if (enc == ENCRYPT)
157 e = "encryption";
158 else
159 e = "decryption";
160
161 printk("\ntesting speed of %s %s\n", algo, e);
162
163 tfm = crypto_alloc_blkcipher(algo, 0, CRYPTO_ALG_ASYNC);
164
165 if (IS_ERR(tfm)) {
166 printk("failed to load transform for %s: %ld\n", algo,
167 PTR_ERR(tfm));
168 return;
169 }
170 desc.tfm = tfm;
171 desc.flags = 0;
172
173 i = 0;
174 do {
175
176 b_size = block_sizes;
177 do {
178 struct scatterlist sg[TVMEMSIZE];
179
180 if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
181 printk("template (%u) too big for "
182 "tvmem (%lu)\n", *keysize + *b_size,
183 TVMEMSIZE * PAGE_SIZE);
184 goto out;
185 }
186
187 printk("test %u (%d bit key, %d byte blocks): ", i,
188 *keysize * 8, *b_size);
189
190 memset(tvmem[0], 0xff, PAGE_SIZE);
191
192
193 key = tvmem[0];
194 for (j = 0; j < tcount; j++) {
195 if (template[j].klen == *keysize) {
196 key = template[j].key;
197 break;
198 }
199 }
200
201 ret = crypto_blkcipher_setkey(tfm, key, *keysize);
202 if (ret) {
203 printk("setkey() failed flags=%x\n",
204 crypto_blkcipher_get_flags(tfm));
205 goto out;
206 }
207
208 sg_init_table(sg, TVMEMSIZE);
209 sg_set_buf(sg, tvmem[0] + *keysize,
210 PAGE_SIZE - *keysize);
211 for (j = 1; j < TVMEMSIZE; j++) {
212 sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
213 memset (tvmem[j], 0xff, PAGE_SIZE);
214 }
215
216 iv_len = crypto_blkcipher_ivsize(tfm);
217 if (iv_len) {
218 memset(&iv, 0xff, iv_len);
219 crypto_blkcipher_set_iv(tfm, iv, iv_len);
220 }
221
222 if (sec)
223 ret = test_cipher_jiffies(&desc, enc, sg,
224 *b_size, sec);
225 else
226 ret = test_cipher_cycles(&desc, enc, sg,
227 *b_size);
228
229 if (ret) {
230 printk("%s() failed flags=%x\n", e, desc.flags);
231 break;
232 }
233 b_size++;
234 i++;
235 } while (*b_size);
236 keysize++;
237 } while (*keysize);
238
239out:
240 crypto_free_blkcipher(tfm);
241}
242
243static int test_hash_jiffies_digest(struct hash_desc *desc,
244 struct scatterlist *sg, int blen,
245 char *out, int sec)
246{
247 unsigned long start, end;
248 int bcount;
249 int ret;
250
251 for (start = jiffies, end = start + sec * HZ, bcount = 0;
252 time_before(jiffies, end); bcount++) {
253 ret = crypto_hash_digest(desc, sg, blen, out);
254 if (ret)
255 return ret;
256 }
257
258 printk("%6u opers/sec, %9lu bytes/sec\n",
259 bcount / sec, ((long)bcount * blen) / sec);
260
261 return 0;
262}
263
264static int test_hash_jiffies(struct hash_desc *desc, struct scatterlist *sg,
265 int blen, int plen, char *out, int sec)
266{
267 unsigned long start, end;
268 int bcount, pcount;
269 int ret;
270
271 if (plen == blen)
272 return test_hash_jiffies_digest(desc, sg, blen, out, sec);
273
274 for (start = jiffies, end = start + sec * HZ, bcount = 0;
275 time_before(jiffies, end); bcount++) {
276 ret = crypto_hash_init(desc);
277 if (ret)
278 return ret;
279 for (pcount = 0; pcount < blen; pcount += plen) {
280 ret = crypto_hash_update(desc, sg, plen);
281 if (ret)
282 return ret;
283 }
284
285 ret = crypto_hash_final(desc, out);
286 if (ret)
287 return ret;
288 }
289
290 printk("%6u opers/sec, %9lu bytes/sec\n",
291 bcount / sec, ((long)bcount * blen) / sec);
292
293 return 0;
294}
295
296static int test_hash_cycles_digest(struct hash_desc *desc,
297 struct scatterlist *sg, int blen, char *out)
298{
299 unsigned long cycles = 0;
300 int i;
301 int ret;
302
303 local_bh_disable();
304 local_irq_disable();
305
306
307 for (i = 0; i < 4; i++) {
308 ret = crypto_hash_digest(desc, sg, blen, out);
309 if (ret)
310 goto out;
311 }
312
313
314 for (i = 0; i < 8; i++) {
315 cycles_t start, end;
316
317 start = get_cycles();
318
319 ret = crypto_hash_digest(desc, sg, blen, out);
320 if (ret)
321 goto out;
322
323 end = get_cycles();
324
325 cycles += end - start;
326 }
327
328out:
329 local_irq_enable();
330 local_bh_enable();
331
332 if (ret)
333 return ret;
334
335 printk("%6lu cycles/operation, %4lu cycles/byte\n",
336 cycles / 8, cycles / (8 * blen));
337
338 return 0;
339}
340
341static int test_hash_cycles(struct hash_desc *desc, struct scatterlist *sg,
342 int blen, int plen, char *out)
343{
344 unsigned long cycles = 0;
345 int i, pcount;
346 int ret;
347
348 if (plen == blen)
349 return test_hash_cycles_digest(desc, sg, blen, out);
350
351 local_bh_disable();
352 local_irq_disable();
353
354
355 for (i = 0; i < 4; i++) {
356 ret = crypto_hash_init(desc);
357 if (ret)
358 goto out;
359 for (pcount = 0; pcount < blen; pcount += plen) {
360 ret = crypto_hash_update(desc, sg, plen);
361 if (ret)
362 goto out;
363 }
364 ret = crypto_hash_final(desc, out);
365 if (ret)
366 goto out;
367 }
368
369
370 for (i = 0; i < 8; i++) {
371 cycles_t start, end;
372
373 start = get_cycles();
374
375 ret = crypto_hash_init(desc);
376 if (ret)
377 goto out;
378 for (pcount = 0; pcount < blen; pcount += plen) {
379 ret = crypto_hash_update(desc, sg, plen);
380 if (ret)
381 goto out;
382 }
383 ret = crypto_hash_final(desc, out);
384 if (ret)
385 goto out;
386
387 end = get_cycles();
388
389 cycles += end - start;
390 }
391
392out:
393 local_irq_enable();
394 local_bh_enable();
395
396 if (ret)
397 return ret;
398
399 printk("%6lu cycles/operation, %4lu cycles/byte\n",
400 cycles / 8, cycles / (8 * blen));
401
402 return 0;
403}
404
405static void test_hash_sg_init(struct scatterlist *sg)
406{
407 int i;
408
409 sg_init_table(sg, TVMEMSIZE);
410 for (i = 0; i < TVMEMSIZE; i++) {
411 sg_set_buf(sg + i, tvmem[i], PAGE_SIZE);
412 memset(tvmem[i], 0xff, PAGE_SIZE);
413 }
414}
415
416static void test_hash_speed(const char *algo, unsigned int sec,
417 struct hash_speed *speed)
418{
419 struct scatterlist sg[TVMEMSIZE];
420 struct crypto_hash *tfm;
421 struct hash_desc desc;
422 static char output[1024];
423 int i;
424 int ret;
425
426 printk(KERN_INFO "\ntesting speed of %s\n", algo);
427
428 tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC);
429
430 if (IS_ERR(tfm)) {
431 printk(KERN_ERR "failed to load transform for %s: %ld\n", algo,
432 PTR_ERR(tfm));
433 return;
434 }
435
436 desc.tfm = tfm;
437 desc.flags = 0;
438
439 if (crypto_hash_digestsize(tfm) > sizeof(output)) {
440 printk(KERN_ERR "digestsize(%u) > outputbuffer(%zu)\n",
441 crypto_hash_digestsize(tfm), sizeof(output));
442 goto out;
443 }
444
445 test_hash_sg_init(sg);
446 for (i = 0; speed[i].blen != 0; i++) {
447 if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
448 printk(KERN_ERR
449 "template (%u) too big for tvmem (%lu)\n",
450 speed[i].blen, TVMEMSIZE * PAGE_SIZE);
451 goto out;
452 }
453
454 if (speed[i].klen)
455 crypto_hash_setkey(tfm, tvmem[0], speed[i].klen);
456
457 printk(KERN_INFO "test%3u "
458 "(%5u byte blocks,%5u bytes per update,%4u updates): ",
459 i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
460
461 if (sec)
462 ret = test_hash_jiffies(&desc, sg, speed[i].blen,
463 speed[i].plen, output, sec);
464 else
465 ret = test_hash_cycles(&desc, sg, speed[i].blen,
466 speed[i].plen, output);
467
468 if (ret) {
469 printk(KERN_ERR "hashing failed ret=%d\n", ret);
470 break;
471 }
472 }
473
474out:
475 crypto_free_hash(tfm);
476}
477
478struct tcrypt_result {
479 struct completion completion;
480 int err;
481};
482
483static void tcrypt_complete(struct crypto_async_request *req, int err)
484{
485 struct tcrypt_result *res = req->data;
486
487 if (err == -EINPROGRESS)
488 return;
489
490 res->err = err;
491 complete(&res->completion);
492}
493
494static inline int do_one_ahash_op(struct ahash_request *req, int ret)
495{
496 if (ret == -EINPROGRESS || ret == -EBUSY) {
497 struct tcrypt_result *tr = req->base.data;
498
499 ret = wait_for_completion_interruptible(&tr->completion);
500 if (!ret)
501 ret = tr->err;
502 INIT_COMPLETION(tr->completion);
503 }
504 return ret;
505}
506
507static int test_ahash_jiffies_digest(struct ahash_request *req, int blen,
508 char *out, int sec)
509{
510 unsigned long start, end;
511 int bcount;
512 int ret;
513
514 for (start = jiffies, end = start + sec * HZ, bcount = 0;
515 time_before(jiffies, end); bcount++) {
516 ret = do_one_ahash_op(req, crypto_ahash_digest(req));
517 if (ret)
518 return ret;
519 }
520
521 printk("%6u opers/sec, %9lu bytes/sec\n",
522 bcount / sec, ((long)bcount * blen) / sec);
523
524 return 0;
525}
526
527static int test_ahash_jiffies(struct ahash_request *req, int blen,
528 int plen, char *out, int sec)
529{
530 unsigned long start, end;
531 int bcount, pcount;
532 int ret;
533
534 if (plen == blen)
535 return test_ahash_jiffies_digest(req, blen, out, sec);
536
537 for (start = jiffies, end = start + sec * HZ, bcount = 0;
538 time_before(jiffies, end); bcount++) {
539 ret = crypto_ahash_init(req);
540 if (ret)
541 return ret;
542 for (pcount = 0; pcount < blen; pcount += plen) {
543 ret = do_one_ahash_op(req, crypto_ahash_update(req));
544 if (ret)
545 return ret;
546 }
547
548 ret = do_one_ahash_op(req, crypto_ahash_final(req));
549 if (ret)
550 return ret;
551 }
552
553 pr_cont("%6u opers/sec, %9lu bytes/sec\n",
554 bcount / sec, ((long)bcount * blen) / sec);
555
556 return 0;
557}
558
559static int test_ahash_cycles_digest(struct ahash_request *req, int blen,
560 char *out)
561{
562 unsigned long cycles = 0;
563 int ret, i;
564
565
566 for (i = 0; i < 4; i++) {
567 ret = do_one_ahash_op(req, crypto_ahash_digest(req));
568 if (ret)
569 goto out;
570 }
571
572
573 for (i = 0; i < 8; i++) {
574 cycles_t start, end;
575
576 start = get_cycles();
577
578 ret = do_one_ahash_op(req, crypto_ahash_digest(req));
579 if (ret)
580 goto out;
581
582 end = get_cycles();
583
584 cycles += end - start;
585 }
586
587out:
588 if (ret)
589 return ret;
590
591 pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
592 cycles / 8, cycles / (8 * blen));
593
594 return 0;
595}
596
597static int test_ahash_cycles(struct ahash_request *req, int blen,
598 int plen, char *out)
599{
600 unsigned long cycles = 0;
601 int i, pcount, ret;
602
603 if (plen == blen)
604 return test_ahash_cycles_digest(req, blen, out);
605
606
607 for (i = 0; i < 4; i++) {
608 ret = crypto_ahash_init(req);
609 if (ret)
610 goto out;
611 for (pcount = 0; pcount < blen; pcount += plen) {
612 ret = do_one_ahash_op(req, crypto_ahash_update(req));
613 if (ret)
614 goto out;
615 }
616 ret = do_one_ahash_op(req, crypto_ahash_final(req));
617 if (ret)
618 goto out;
619 }
620
621
622 for (i = 0; i < 8; i++) {
623 cycles_t start, end;
624
625 start = get_cycles();
626
627 ret = crypto_ahash_init(req);
628 if (ret)
629 goto out;
630 for (pcount = 0; pcount < blen; pcount += plen) {
631 ret = do_one_ahash_op(req, crypto_ahash_update(req));
632 if (ret)
633 goto out;
634 }
635 ret = do_one_ahash_op(req, crypto_ahash_final(req));
636 if (ret)
637 goto out;
638
639 end = get_cycles();
640
641 cycles += end - start;
642 }
643
644out:
645 if (ret)
646 return ret;
647
648 pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
649 cycles / 8, cycles / (8 * blen));
650
651 return 0;
652}
653
654static void test_ahash_speed(const char *algo, unsigned int sec,
655 struct hash_speed *speed)
656{
657 struct scatterlist sg[TVMEMSIZE];
658 struct tcrypt_result tresult;
659 struct ahash_request *req;
660 struct crypto_ahash *tfm;
661 static char output[1024];
662 int i, ret;
663
664 printk(KERN_INFO "\ntesting speed of async %s\n", algo);
665
666 tfm = crypto_alloc_ahash(algo, 0, 0);
667 if (IS_ERR(tfm)) {
668 pr_err("failed to load transform for %s: %ld\n",
669 algo, PTR_ERR(tfm));
670 return;
671 }
672
673 if (crypto_ahash_digestsize(tfm) > sizeof(output)) {
674 pr_err("digestsize(%u) > outputbuffer(%zu)\n",
675 crypto_ahash_digestsize(tfm), sizeof(output));
676 goto out;
677 }
678
679 test_hash_sg_init(sg);
680 req = ahash_request_alloc(tfm, GFP_KERNEL);
681 if (!req) {
682 pr_err("ahash request allocation failure\n");
683 goto out;
684 }
685
686 init_completion(&tresult.completion);
687 ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
688 tcrypt_complete, &tresult);
689
690 for (i = 0; speed[i].blen != 0; i++) {
691 if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
692 pr_err("template (%u) too big for tvmem (%lu)\n",
693 speed[i].blen, TVMEMSIZE * PAGE_SIZE);
694 break;
695 }
696
697 pr_info("test%3u "
698 "(%5u byte blocks,%5u bytes per update,%4u updates): ",
699 i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
700
701 ahash_request_set_crypt(req, sg, output, speed[i].plen);
702
703 if (sec)
704 ret = test_ahash_jiffies(req, speed[i].blen,
705 speed[i].plen, output, sec);
706 else
707 ret = test_ahash_cycles(req, speed[i].blen,
708 speed[i].plen, output);
709
710 if (ret) {
711 pr_err("hashing failed ret=%d\n", ret);
712 break;
713 }
714 }
715
716 ahash_request_free(req);
717
718out:
719 crypto_free_ahash(tfm);
720}
721
722static inline int do_one_acipher_op(struct ablkcipher_request *req, int ret)
723{
724 if (ret == -EINPROGRESS || ret == -EBUSY) {
725 struct tcrypt_result *tr = req->base.data;
726
727 ret = wait_for_completion_interruptible(&tr->completion);
728 if (!ret)
729 ret = tr->err;
730 INIT_COMPLETION(tr->completion);
731 }
732
733 return ret;
734}
735
736static int test_acipher_jiffies(struct ablkcipher_request *req, int enc,
737 int blen, int sec)
738{
739 unsigned long start, end;
740 int bcount;
741 int ret;
742
743 for (start = jiffies, end = start + sec * HZ, bcount = 0;
744 time_before(jiffies, end); bcount++) {
745 if (enc)
746 ret = do_one_acipher_op(req,
747 crypto_ablkcipher_encrypt(req));
748 else
749 ret = do_one_acipher_op(req,
750 crypto_ablkcipher_decrypt(req));
751
752 if (ret)
753 return ret;
754 }
755
756 pr_cont("%d operations in %d seconds (%ld bytes)\n",
757 bcount, sec, (long)bcount * blen);
758 return 0;
759}
760
761static int test_acipher_cycles(struct ablkcipher_request *req, int enc,
762 int blen)
763{
764 unsigned long cycles = 0;
765 int ret = 0;
766 int i;
767
768
769 for (i = 0; i < 4; i++) {
770 if (enc)
771 ret = do_one_acipher_op(req,
772 crypto_ablkcipher_encrypt(req));
773 else
774 ret = do_one_acipher_op(req,
775 crypto_ablkcipher_decrypt(req));
776
777 if (ret)
778 goto out;
779 }
780
781
782 for (i = 0; i < 8; i++) {
783 cycles_t start, end;
784
785 start = get_cycles();
786 if (enc)
787 ret = do_one_acipher_op(req,
788 crypto_ablkcipher_encrypt(req));
789 else
790 ret = do_one_acipher_op(req,
791 crypto_ablkcipher_decrypt(req));
792 end = get_cycles();
793
794 if (ret)
795 goto out;
796
797 cycles += end - start;
798 }
799
800out:
801 if (ret == 0)
802 pr_cont("1 operation in %lu cycles (%d bytes)\n",
803 (cycles + 4) / 8, blen);
804
805 return ret;
806}
807
808static void test_acipher_speed(const char *algo, int enc, unsigned int sec,
809 struct cipher_speed_template *template,
810 unsigned int tcount, u8 *keysize)
811{
812 unsigned int ret, i, j, iv_len;
813 struct tcrypt_result tresult;
814 const char *key;
815 char iv[128];
816 struct ablkcipher_request *req;
817 struct crypto_ablkcipher *tfm;
818 const char *e;
819 u32 *b_size;
820
821 if (enc == ENCRYPT)
822 e = "encryption";
823 else
824 e = "decryption";
825
826 pr_info("\ntesting speed of async %s %s\n", algo, e);
827
828 init_completion(&tresult.completion);
829
830 tfm = crypto_alloc_ablkcipher(algo, 0, 0);
831
832 if (IS_ERR(tfm)) {
833 pr_err("failed to load transform for %s: %ld\n", algo,
834 PTR_ERR(tfm));
835 return;
836 }
837
838 req = ablkcipher_request_alloc(tfm, GFP_KERNEL);
839 if (!req) {
840 pr_err("tcrypt: skcipher: Failed to allocate request for %s\n",
841 algo);
842 goto out;
843 }
844
845 ablkcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
846 tcrypt_complete, &tresult);
847
848 i = 0;
849 do {
850 b_size = block_sizes;
851
852 do {
853 struct scatterlist sg[TVMEMSIZE];
854
855 if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
856 pr_err("template (%u) too big for "
857 "tvmem (%lu)\n", *keysize + *b_size,
858 TVMEMSIZE * PAGE_SIZE);
859 goto out_free_req;
860 }
861
862 pr_info("test %u (%d bit key, %d byte blocks): ", i,
863 *keysize * 8, *b_size);
864
865 memset(tvmem[0], 0xff, PAGE_SIZE);
866
867
868 key = tvmem[0];
869 for (j = 0; j < tcount; j++) {
870 if (template[j].klen == *keysize) {
871 key = template[j].key;
872 break;
873 }
874 }
875
876 crypto_ablkcipher_clear_flags(tfm, ~0);
877
878 ret = crypto_ablkcipher_setkey(tfm, key, *keysize);
879 if (ret) {
880 pr_err("setkey() failed flags=%x\n",
881 crypto_ablkcipher_get_flags(tfm));
882 goto out_free_req;
883 }
884
885 sg_init_table(sg, TVMEMSIZE);
886 sg_set_buf(sg, tvmem[0] + *keysize,
887 PAGE_SIZE - *keysize);
888 for (j = 1; j < TVMEMSIZE; j++) {
889 sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
890 memset(tvmem[j], 0xff, PAGE_SIZE);
891 }
892
893 iv_len = crypto_ablkcipher_ivsize(tfm);
894 if (iv_len)
895 memset(&iv, 0xff, iv_len);
896
897 ablkcipher_request_set_crypt(req, sg, sg, *b_size, iv);
898
899 if (sec)
900 ret = test_acipher_jiffies(req, enc,
901 *b_size, sec);
902 else
903 ret = test_acipher_cycles(req, enc,
904 *b_size);
905
906 if (ret) {
907 pr_err("%s() failed flags=%x\n", e,
908 crypto_ablkcipher_get_flags(tfm));
909 break;
910 }
911 b_size++;
912 i++;
913 } while (*b_size);
914 keysize++;
915 } while (*keysize);
916
917out_free_req:
918 ablkcipher_request_free(req);
919out:
920 crypto_free_ablkcipher(tfm);
921}
922
923static void test_available(void)
924{
925 char **name = check;
926
927 while (*name) {
928 printk("alg %s ", *name);
929 printk(crypto_has_alg(*name, 0, 0) ?
930 "found\n" : "not found\n");
931 name++;
932 }
933}
934
935static inline int tcrypt_test(const char *alg)
936{
937 int ret;
938
939 ret = alg_test(alg, alg, 0, 0);
940
941 if (fips_enabled && ret == -EINVAL)
942 ret = 0;
943 return ret;
944}
945
946static int do_test(int m)
947{
948 int i;
949 int ret = 0;
950
951 switch (m) {
952 case 0:
953 for (i = 1; i < 200; i++)
954 ret += do_test(i);
955 break;
956
957 case 1:
958 ret += tcrypt_test("md5");
959 break;
960
961 case 2:
962 ret += tcrypt_test("sha1");
963 break;
964
965 case 3:
966 ret += tcrypt_test("ecb(des)");
967 ret += tcrypt_test("cbc(des)");
968 break;
969
970 case 4:
971 ret += tcrypt_test("ecb(des3_ede)");
972 ret += tcrypt_test("cbc(des3_ede)");
973 break;
974
975 case 5:
976 ret += tcrypt_test("md4");
977 break;
978
979 case 6:
980 ret += tcrypt_test("sha256");
981 break;
982
983 case 7:
984 ret += tcrypt_test("ecb(blowfish)");
985 ret += tcrypt_test("cbc(blowfish)");
986 ret += tcrypt_test("ctr(blowfish)");
987 break;
988
989 case 8:
990 ret += tcrypt_test("ecb(twofish)");
991 ret += tcrypt_test("cbc(twofish)");
992 ret += tcrypt_test("ctr(twofish)");
993 ret += tcrypt_test("lrw(twofish)");
994 ret += tcrypt_test("xts(twofish)");
995 break;
996
997 case 9:
998 ret += tcrypt_test("ecb(serpent)");
999 ret += tcrypt_test("cbc(serpent)");
1000 ret += tcrypt_test("ctr(serpent)");
1001 ret += tcrypt_test("lrw(serpent)");
1002 ret += tcrypt_test("xts(serpent)");
1003 break;
1004
1005 case 10:
1006 ret += tcrypt_test("ecb(aes)");
1007 ret += tcrypt_test("cbc(aes)");
1008 ret += tcrypt_test("lrw(aes)");
1009 ret += tcrypt_test("xts(aes)");
1010 ret += tcrypt_test("ctr(aes)");
1011 ret += tcrypt_test("rfc3686(ctr(aes))");
1012 break;
1013
1014 case 11:
1015 ret += tcrypt_test("sha384");
1016 break;
1017
1018 case 12:
1019 ret += tcrypt_test("sha512");
1020 break;
1021
1022 case 13:
1023 ret += tcrypt_test("deflate");
1024 break;
1025
1026 case 14:
1027 ret += tcrypt_test("ecb(cast5)");
1028 break;
1029
1030 case 15:
1031 ret += tcrypt_test("ecb(cast6)");
1032 break;
1033
1034 case 16:
1035 ret += tcrypt_test("ecb(arc4)");
1036 break;
1037
1038 case 17:
1039 ret += tcrypt_test("michael_mic");
1040 break;
1041
1042 case 18:
1043 ret += tcrypt_test("crc32c");
1044 break;
1045
1046 case 19:
1047 ret += tcrypt_test("ecb(tea)");
1048 break;
1049
1050 case 20:
1051 ret += tcrypt_test("ecb(xtea)");
1052 break;
1053
1054 case 21:
1055 ret += tcrypt_test("ecb(khazad)");
1056 break;
1057
1058 case 22:
1059 ret += tcrypt_test("wp512");
1060 break;
1061
1062 case 23:
1063 ret += tcrypt_test("wp384");
1064 break;
1065
1066 case 24:
1067 ret += tcrypt_test("wp256");
1068 break;
1069
1070 case 25:
1071 ret += tcrypt_test("ecb(tnepres)");
1072 break;
1073
1074 case 26:
1075 ret += tcrypt_test("ecb(anubis)");
1076 ret += tcrypt_test("cbc(anubis)");
1077 break;
1078
1079 case 27:
1080 ret += tcrypt_test("tgr192");
1081 break;
1082
1083 case 28:
1084
1085 ret += tcrypt_test("tgr160");
1086 break;
1087
1088 case 29:
1089 ret += tcrypt_test("tgr128");
1090 break;
1091
1092 case 30:
1093 ret += tcrypt_test("ecb(xeta)");
1094 break;
1095
1096 case 31:
1097 ret += tcrypt_test("pcbc(fcrypt)");
1098 break;
1099
1100 case 32:
1101 ret += tcrypt_test("ecb(camellia)");
1102 ret += tcrypt_test("cbc(camellia)");
1103 break;
1104 case 33:
1105 ret += tcrypt_test("sha224");
1106 break;
1107
1108 case 34:
1109 ret += tcrypt_test("salsa20");
1110 break;
1111
1112 case 35:
1113 ret += tcrypt_test("gcm(aes)");
1114 break;
1115
1116 case 36:
1117 ret += tcrypt_test("lzo");
1118 break;
1119
1120 case 37:
1121 ret += tcrypt_test("ccm(aes)");
1122 break;
1123
1124 case 38:
1125 ret += tcrypt_test("cts(cbc(aes))");
1126 break;
1127
1128 case 39:
1129 ret += tcrypt_test("rmd128");
1130 break;
1131
1132 case 40:
1133 ret += tcrypt_test("rmd160");
1134 break;
1135
1136 case 41:
1137 ret += tcrypt_test("rmd256");
1138 break;
1139
1140 case 42:
1141 ret += tcrypt_test("rmd320");
1142 break;
1143
1144 case 43:
1145 ret += tcrypt_test("ecb(seed)");
1146 break;
1147
1148 case 44:
1149 ret += tcrypt_test("zlib");
1150 break;
1151
1152 case 45:
1153 ret += tcrypt_test("rfc4309(ccm(aes))");
1154 break;
1155
1156 case 100:
1157 ret += tcrypt_test("hmac(md5)");
1158 break;
1159
1160 case 101:
1161 ret += tcrypt_test("hmac(sha1)");
1162 break;
1163
1164 case 102:
1165 ret += tcrypt_test("hmac(sha256)");
1166 break;
1167
1168 case 103:
1169 ret += tcrypt_test("hmac(sha384)");
1170 break;
1171
1172 case 104:
1173 ret += tcrypt_test("hmac(sha512)");
1174 break;
1175
1176 case 105:
1177 ret += tcrypt_test("hmac(sha224)");
1178 break;
1179
1180 case 106:
1181 ret += tcrypt_test("xcbc(aes)");
1182 break;
1183
1184 case 107:
1185 ret += tcrypt_test("hmac(rmd128)");
1186 break;
1187
1188 case 108:
1189 ret += tcrypt_test("hmac(rmd160)");
1190 break;
1191
1192 case 109:
1193 ret += tcrypt_test("vmac(aes)");
1194 break;
1195
1196 case 150:
1197 ret += tcrypt_test("ansi_cprng");
1198 break;
1199
1200 case 151:
1201 ret += tcrypt_test("rfc4106(gcm(aes))");
1202 break;
1203
1204 case 200:
1205 test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0,
1206 speed_template_16_24_32);
1207 test_cipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0,
1208 speed_template_16_24_32);
1209 test_cipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0,
1210 speed_template_16_24_32);
1211 test_cipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0,
1212 speed_template_16_24_32);
1213 test_cipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0,
1214 speed_template_32_40_48);
1215 test_cipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0,
1216 speed_template_32_40_48);
1217 test_cipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0,
1218 speed_template_32_48_64);
1219 test_cipher_speed("xts(aes)", DECRYPT, sec, NULL, 0,
1220 speed_template_32_48_64);
1221 test_cipher_speed("ctr(aes)", ENCRYPT, sec, NULL, 0,
1222 speed_template_16_24_32);
1223 test_cipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
1224 speed_template_16_24_32);
1225 break;
1226
1227 case 201:
1228 test_cipher_speed("ecb(des3_ede)", ENCRYPT, sec,
1229 des3_speed_template, DES3_SPEED_VECTORS,
1230 speed_template_24);
1231 test_cipher_speed("ecb(des3_ede)", DECRYPT, sec,
1232 des3_speed_template, DES3_SPEED_VECTORS,
1233 speed_template_24);
1234 test_cipher_speed("cbc(des3_ede)", ENCRYPT, sec,
1235 des3_speed_template, DES3_SPEED_VECTORS,
1236 speed_template_24);
1237 test_cipher_speed("cbc(des3_ede)", DECRYPT, sec,
1238 des3_speed_template, DES3_SPEED_VECTORS,
1239 speed_template_24);
1240 break;
1241
1242 case 202:
1243 test_cipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0,
1244 speed_template_16_24_32);
1245 test_cipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0,
1246 speed_template_16_24_32);
1247 test_cipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0,
1248 speed_template_16_24_32);
1249 test_cipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0,
1250 speed_template_16_24_32);
1251 test_cipher_speed("ctr(twofish)", ENCRYPT, sec, NULL, 0,
1252 speed_template_16_24_32);
1253 test_cipher_speed("ctr(twofish)", DECRYPT, sec, NULL, 0,
1254 speed_template_16_24_32);
1255 test_cipher_speed("lrw(twofish)", ENCRYPT, sec, NULL, 0,
1256 speed_template_32_40_48);
1257 test_cipher_speed("lrw(twofish)", DECRYPT, sec, NULL, 0,
1258 speed_template_32_40_48);
1259 test_cipher_speed("xts(twofish)", ENCRYPT, sec, NULL, 0,
1260 speed_template_32_48_64);
1261 test_cipher_speed("xts(twofish)", DECRYPT, sec, NULL, 0,
1262 speed_template_32_48_64);
1263 break;
1264
1265 case 203:
1266 test_cipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0,
1267 speed_template_8_32);
1268 test_cipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0,
1269 speed_template_8_32);
1270 test_cipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0,
1271 speed_template_8_32);
1272 test_cipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0,
1273 speed_template_8_32);
1274 test_cipher_speed("ctr(blowfish)", ENCRYPT, sec, NULL, 0,
1275 speed_template_8_32);
1276 test_cipher_speed("ctr(blowfish)", DECRYPT, sec, NULL, 0,
1277 speed_template_8_32);
1278 break;
1279
1280 case 204:
1281 test_cipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0,
1282 speed_template_8);
1283 test_cipher_speed("ecb(des)", DECRYPT, sec, NULL, 0,
1284 speed_template_8);
1285 test_cipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0,
1286 speed_template_8);
1287 test_cipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
1288 speed_template_8);
1289 break;
1290
1291 case 205:
1292 test_cipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0,
1293 speed_template_16_24_32);
1294 test_cipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0,
1295 speed_template_16_24_32);
1296 test_cipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0,
1297 speed_template_16_24_32);
1298 test_cipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0,
1299 speed_template_16_24_32);
1300 break;
1301
1302 case 206:
1303 test_cipher_speed("salsa20", ENCRYPT, sec, NULL, 0,
1304 speed_template_16_32);
1305 break;
1306
1307 case 207:
1308 test_cipher_speed("ecb(serpent)", ENCRYPT, sec, NULL, 0,
1309 speed_template_16_32);
1310 test_cipher_speed("ecb(serpent)", DECRYPT, sec, NULL, 0,
1311 speed_template_16_32);
1312 test_cipher_speed("cbc(serpent)", ENCRYPT, sec, NULL, 0,
1313 speed_template_16_32);
1314 test_cipher_speed("cbc(serpent)", DECRYPT, sec, NULL, 0,
1315 speed_template_16_32);
1316 test_cipher_speed("ctr(serpent)", ENCRYPT, sec, NULL, 0,
1317 speed_template_16_32);
1318 test_cipher_speed("ctr(serpent)", DECRYPT, sec, NULL, 0,
1319 speed_template_16_32);
1320 test_cipher_speed("lrw(serpent)", ENCRYPT, sec, NULL, 0,
1321 speed_template_32_48);
1322 test_cipher_speed("lrw(serpent)", DECRYPT, sec, NULL, 0,
1323 speed_template_32_48);
1324 test_cipher_speed("xts(serpent)", ENCRYPT, sec, NULL, 0,
1325 speed_template_32_64);
1326 test_cipher_speed("xts(serpent)", DECRYPT, sec, NULL, 0,
1327 speed_template_32_64);
1328 break;
1329
1330 case 300:
1331
1332
1333 case 301:
1334 test_hash_speed("md4", sec, generic_hash_speed_template);
1335 if (mode > 300 && mode < 400) break;
1336
1337 case 302:
1338 test_hash_speed("md5", sec, generic_hash_speed_template);
1339 if (mode > 300 && mode < 400) break;
1340
1341 case 303:
1342 test_hash_speed("sha1", sec, generic_hash_speed_template);
1343 if (mode > 300 && mode < 400) break;
1344
1345 case 304:
1346 test_hash_speed("sha256", sec, generic_hash_speed_template);
1347 if (mode > 300 && mode < 400) break;
1348
1349 case 305:
1350 test_hash_speed("sha384", sec, generic_hash_speed_template);
1351 if (mode > 300 && mode < 400) break;
1352
1353 case 306:
1354 test_hash_speed("sha512", sec, generic_hash_speed_template);
1355 if (mode > 300 && mode < 400) break;
1356
1357 case 307:
1358 test_hash_speed("wp256", sec, generic_hash_speed_template);
1359 if (mode > 300 && mode < 400) break;
1360
1361 case 308:
1362 test_hash_speed("wp384", sec, generic_hash_speed_template);
1363 if (mode > 300 && mode < 400) break;
1364
1365 case 309:
1366 test_hash_speed("wp512", sec, generic_hash_speed_template);
1367 if (mode > 300 && mode < 400) break;
1368
1369 case 310:
1370 test_hash_speed("tgr128", sec, generic_hash_speed_template);
1371 if (mode > 300 && mode < 400) break;
1372
1373 case 311:
1374 test_hash_speed("tgr160", sec, generic_hash_speed_template);
1375 if (mode > 300 && mode < 400) break;
1376
1377 case 312:
1378 test_hash_speed("tgr192", sec, generic_hash_speed_template);
1379 if (mode > 300 && mode < 400) break;
1380
1381 case 313:
1382 test_hash_speed("sha224", sec, generic_hash_speed_template);
1383 if (mode > 300 && mode < 400) break;
1384
1385 case 314:
1386 test_hash_speed("rmd128", sec, generic_hash_speed_template);
1387 if (mode > 300 && mode < 400) break;
1388
1389 case 315:
1390 test_hash_speed("rmd160", sec, generic_hash_speed_template);
1391 if (mode > 300 && mode < 400) break;
1392
1393 case 316:
1394 test_hash_speed("rmd256", sec, generic_hash_speed_template);
1395 if (mode > 300 && mode < 400) break;
1396
1397 case 317:
1398 test_hash_speed("rmd320", sec, generic_hash_speed_template);
1399 if (mode > 300 && mode < 400) break;
1400
1401 case 318:
1402 test_hash_speed("ghash-generic", sec, hash_speed_template_16);
1403 if (mode > 300 && mode < 400) break;
1404
1405 case 399:
1406 break;
1407
1408 case 400:
1409
1410
1411 case 401:
1412 test_ahash_speed("md4", sec, generic_hash_speed_template);
1413 if (mode > 400 && mode < 500) break;
1414
1415 case 402:
1416 test_ahash_speed("md5", sec, generic_hash_speed_template);
1417 if (mode > 400 && mode < 500) break;
1418
1419 case 403:
1420 test_ahash_speed("sha1", sec, generic_hash_speed_template);
1421 if (mode > 400 && mode < 500) break;
1422
1423 case 404:
1424 test_ahash_speed("sha256", sec, generic_hash_speed_template);
1425 if (mode > 400 && mode < 500) break;
1426
1427 case 405:
1428 test_ahash_speed("sha384", sec, generic_hash_speed_template);
1429 if (mode > 400 && mode < 500) break;
1430
1431 case 406:
1432 test_ahash_speed("sha512", sec, generic_hash_speed_template);
1433 if (mode > 400 && mode < 500) break;
1434
1435 case 407:
1436 test_ahash_speed("wp256", sec, generic_hash_speed_template);
1437 if (mode > 400 && mode < 500) break;
1438
1439 case 408:
1440 test_ahash_speed("wp384", sec, generic_hash_speed_template);
1441 if (mode > 400 && mode < 500) break;
1442
1443 case 409:
1444 test_ahash_speed("wp512", sec, generic_hash_speed_template);
1445 if (mode > 400 && mode < 500) break;
1446
1447 case 410:
1448 test_ahash_speed("tgr128", sec, generic_hash_speed_template);
1449 if (mode > 400 && mode < 500) break;
1450
1451 case 411:
1452 test_ahash_speed("tgr160", sec, generic_hash_speed_template);
1453 if (mode > 400 && mode < 500) break;
1454
1455 case 412:
1456 test_ahash_speed("tgr192", sec, generic_hash_speed_template);
1457 if (mode > 400 && mode < 500) break;
1458
1459 case 413:
1460 test_ahash_speed("sha224", sec, generic_hash_speed_template);
1461 if (mode > 400 && mode < 500) break;
1462
1463 case 414:
1464 test_ahash_speed("rmd128", sec, generic_hash_speed_template);
1465 if (mode > 400 && mode < 500) break;
1466
1467 case 415:
1468 test_ahash_speed("rmd160", sec, generic_hash_speed_template);
1469 if (mode > 400 && mode < 500) break;
1470
1471 case 416:
1472 test_ahash_speed("rmd256", sec, generic_hash_speed_template);
1473 if (mode > 400 && mode < 500) break;
1474
1475 case 417:
1476 test_ahash_speed("rmd320", sec, generic_hash_speed_template);
1477 if (mode > 400 && mode < 500) break;
1478
1479 case 499:
1480 break;
1481
1482 case 500:
1483 test_acipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0,
1484 speed_template_16_24_32);
1485 test_acipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0,
1486 speed_template_16_24_32);
1487 test_acipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0,
1488 speed_template_16_24_32);
1489 test_acipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0,
1490 speed_template_16_24_32);
1491 test_acipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0,
1492 speed_template_32_40_48);
1493 test_acipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0,
1494 speed_template_32_40_48);
1495 test_acipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0,
1496 speed_template_32_48_64);
1497 test_acipher_speed("xts(aes)", DECRYPT, sec, NULL, 0,
1498 speed_template_32_48_64);
1499 test_acipher_speed("ctr(aes)", ENCRYPT, sec, NULL, 0,
1500 speed_template_16_24_32);
1501 test_acipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
1502 speed_template_16_24_32);
1503 break;
1504
1505 case 501:
1506 test_acipher_speed("ecb(des3_ede)", ENCRYPT, sec,
1507 des3_speed_template, DES3_SPEED_VECTORS,
1508 speed_template_24);
1509 test_acipher_speed("ecb(des3_ede)", DECRYPT, sec,
1510 des3_speed_template, DES3_SPEED_VECTORS,
1511 speed_template_24);
1512 test_acipher_speed("cbc(des3_ede)", ENCRYPT, sec,
1513 des3_speed_template, DES3_SPEED_VECTORS,
1514 speed_template_24);
1515 test_acipher_speed("cbc(des3_ede)", DECRYPT, sec,
1516 des3_speed_template, DES3_SPEED_VECTORS,
1517 speed_template_24);
1518 break;
1519
1520 case 502:
1521 test_acipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0,
1522 speed_template_8);
1523 test_acipher_speed("ecb(des)", DECRYPT, sec, NULL, 0,
1524 speed_template_8);
1525 test_acipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0,
1526 speed_template_8);
1527 test_acipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
1528 speed_template_8);
1529 break;
1530
1531 case 503:
1532 test_acipher_speed("ecb(serpent)", ENCRYPT, sec, NULL, 0,
1533 speed_template_16_32);
1534 test_acipher_speed("ecb(serpent)", DECRYPT, sec, NULL, 0,
1535 speed_template_16_32);
1536 test_acipher_speed("cbc(serpent)", ENCRYPT, sec, NULL, 0,
1537 speed_template_16_32);
1538 test_acipher_speed("cbc(serpent)", DECRYPT, sec, NULL, 0,
1539 speed_template_16_32);
1540 test_acipher_speed("ctr(serpent)", ENCRYPT, sec, NULL, 0,
1541 speed_template_16_32);
1542 test_acipher_speed("ctr(serpent)", DECRYPT, sec, NULL, 0,
1543 speed_template_16_32);
1544 test_acipher_speed("lrw(serpent)", ENCRYPT, sec, NULL, 0,
1545 speed_template_32_48);
1546 test_acipher_speed("lrw(serpent)", DECRYPT, sec, NULL, 0,
1547 speed_template_32_48);
1548 test_acipher_speed("xts(serpent)", ENCRYPT, sec, NULL, 0,
1549 speed_template_32_64);
1550 test_acipher_speed("xts(serpent)", DECRYPT, sec, NULL, 0,
1551 speed_template_32_64);
1552 break;
1553
1554 case 1000:
1555 test_available();
1556 break;
1557 }
1558
1559 return ret;
1560}
1561
1562static int do_alg_test(const char *alg, u32 type, u32 mask)
1563{
1564 return crypto_has_alg(alg, type, mask ?: CRYPTO_ALG_TYPE_MASK) ?
1565 0 : -ENOENT;
1566}
1567
1568static int __init tcrypt_mod_init(void)
1569{
1570 int err = -ENOMEM;
1571 int i;
1572
1573 for (i = 0; i < TVMEMSIZE; i++) {
1574 tvmem[i] = (void *)__get_free_page(GFP_KERNEL);
1575 if (!tvmem[i])
1576 goto err_free_tv;
1577 }
1578
1579 if (alg)
1580 err = do_alg_test(alg, type, mask);
1581 else
1582 err = do_test(mode);
1583
1584 if (err) {
1585 printk(KERN_ERR "tcrypt: one or more tests failed!\n");
1586 goto err_free_tv;
1587 }
1588
1589
1590
1591
1592
1593
1594
1595
1596 if (!fips_enabled)
1597 err = -EAGAIN;
1598
1599err_free_tv:
1600 for (i = 0; i < TVMEMSIZE && tvmem[i]; i++)
1601 free_page((unsigned long)tvmem[i]);
1602
1603 return err;
1604}
1605
1606
1607
1608
1609
1610static void __exit tcrypt_mod_fini(void) { }
1611
1612module_init(tcrypt_mod_init);
1613module_exit(tcrypt_mod_fini);
1614
1615module_param(alg, charp, 0);
1616module_param(type, uint, 0);
1617module_param(mask, uint, 0);
1618module_param(mode, int, 0);
1619module_param(sec, uint, 0);
1620MODULE_PARM_DESC(sec, "Length in seconds of speed tests "
1621 "(defaults to zero which uses CPU cycles instead)");
1622
1623MODULE_LICENSE("GPL");
1624MODULE_DESCRIPTION("Quick & dirty crypto testing module");
1625MODULE_AUTHOR("James Morris <jmorris@intercode.com.au>");
1626
