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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Algorithm testing framework and tests.
4 *
5 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
6 * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
7 * Copyright (c) 2007 Nokia Siemens Networks
8 * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
9 * Copyright (c) 2019 Google LLC
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
19#include <crypto/aead.h>
20#include <crypto/hash.h>
21#include <crypto/skcipher.h>
22#include <linux/err.h>
23#include <linux/fips.h>
24#include <linux/module.h>
25#include <linux/once.h>
26#include <linux/random.h>
27#include <linux/scatterlist.h>
28#include <linux/slab.h>
29#include <linux/string.h>
30#include <linux/uio.h>
31#include <crypto/rng.h>
32#include <crypto/drbg.h>
33#include <crypto/akcipher.h>
34#include <crypto/kpp.h>
35#include <crypto/acompress.h>
36#include <crypto/internal/cipher.h>
37#include <crypto/internal/simd.h>
38
39#include "internal.h"
40
41MODULE_IMPORT_NS(CRYPTO_INTERNAL);
42
43static bool notests;
44module_param(notests, bool, 0644);
45MODULE_PARM_DESC(notests, "disable crypto self-tests");
46
47static bool panic_on_fail;
48module_param(panic_on_fail, bool, 0444);
49
50#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
51static bool noextratests;
52module_param(noextratests, bool, 0644);
53MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests");
54
55static unsigned int fuzz_iterations = 100;
56module_param(fuzz_iterations, uint, 0644);
57MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations");
58#endif
59
60#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
61
62/* a perfect nop */
63int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
64{
65 return 0;
66}
67
68#else
69
70#include "testmgr.h"
71
72/*
73 * Need slab memory for testing (size in number of pages).
74 */
75#define XBUFSIZE 8
76
77/*
78* Used by test_cipher()
79*/
80#define ENCRYPT 1
81#define DECRYPT 0
82
83struct aead_test_suite {
84 const struct aead_testvec *vecs;
85 unsigned int count;
86
87 /*
88 * Set if trying to decrypt an inauthentic ciphertext with this
89 * algorithm might result in EINVAL rather than EBADMSG, due to other
90 * validation the algorithm does on the inputs such as length checks.
91 */
92 unsigned int einval_allowed : 1;
93
94 /*
95 * Set if this algorithm requires that the IV be located at the end of
96 * the AAD buffer, in addition to being given in the normal way. The
97 * behavior when the two IV copies differ is implementation-defined.
98 */
99 unsigned int aad_iv : 1;
100};
101
102struct cipher_test_suite {
103 const struct cipher_testvec *vecs;
104 unsigned int count;
105};
106
107struct comp_test_suite {
108 struct {
109 const struct comp_testvec *vecs;
110 unsigned int count;
111 } comp, decomp;
112};
113
114struct hash_test_suite {
115 const struct hash_testvec *vecs;
116 unsigned int count;
117};
118
119struct cprng_test_suite {
120 const struct cprng_testvec *vecs;
121 unsigned int count;
122};
123
124struct drbg_test_suite {
125 const struct drbg_testvec *vecs;
126 unsigned int count;
127};
128
129struct akcipher_test_suite {
130 const struct akcipher_testvec *vecs;
131 unsigned int count;
132};
133
134struct kpp_test_suite {
135 const struct kpp_testvec *vecs;
136 unsigned int count;
137};
138
139struct alg_test_desc {
140 const char *alg;
141 const char *generic_driver;
142 int (*test)(const struct alg_test_desc *desc, const char *driver,
143 u32 type, u32 mask);
144 int fips_allowed; /* set if alg is allowed in fips mode */
145
146 union {
147 struct aead_test_suite aead;
148 struct cipher_test_suite cipher;
149 struct comp_test_suite comp;
150 struct hash_test_suite hash;
151 struct cprng_test_suite cprng;
152 struct drbg_test_suite drbg;
153 struct akcipher_test_suite akcipher;
154 struct kpp_test_suite kpp;
155 } suite;
156};
157
158static void hexdump(unsigned char *buf, unsigned int len)
159{
160 print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
161 16, 1,
162 buf, len, false);
163}
164
165static int __testmgr_alloc_buf(char *buf[XBUFSIZE], int order)
166{
167 int i;
168
169 for (i = 0; i < XBUFSIZE; i++) {
170 buf[i] = (char *)__get_free_pages(GFP_KERNEL, order);
171 if (!buf[i])
172 goto err_free_buf;
173 }
174
175 return 0;
176
177err_free_buf:
178 while (i-- > 0)
179 free_pages((unsigned long)buf[i], order);
180
181 return -ENOMEM;
182}
183
184static int testmgr_alloc_buf(char *buf[XBUFSIZE])
185{
186 return __testmgr_alloc_buf(buf, 0);
187}
188
189static void __testmgr_free_buf(char *buf[XBUFSIZE], int order)
190{
191 int i;
192
193 for (i = 0; i < XBUFSIZE; i++)
194 free_pages((unsigned long)buf[i], order);
195}
196
197static void testmgr_free_buf(char *buf[XBUFSIZE])
198{
199 __testmgr_free_buf(buf, 0);
200}
201
202#define TESTMGR_POISON_BYTE 0xfe
203#define TESTMGR_POISON_LEN 16
204
205static inline void testmgr_poison(void *addr, size_t len)
206{
207 memset(addr, TESTMGR_POISON_BYTE, len);
208}
209
210/* Is the memory region still fully poisoned? */
211static inline bool testmgr_is_poison(const void *addr, size_t len)
212{
213 return memchr_inv(addr, TESTMGR_POISON_BYTE, len) == NULL;
214}
215
216/* flush type for hash algorithms */
217enum flush_type {
218 /* merge with update of previous buffer(s) */
219 FLUSH_TYPE_NONE = 0,
220
221 /* update with previous buffer(s) before doing this one */
222 FLUSH_TYPE_FLUSH,
223
224 /* likewise, but also export and re-import the intermediate state */
225 FLUSH_TYPE_REIMPORT,
226};
227
228/* finalization function for hash algorithms */
229enum finalization_type {
230 FINALIZATION_TYPE_FINAL, /* use final() */
231 FINALIZATION_TYPE_FINUP, /* use finup() */
232 FINALIZATION_TYPE_DIGEST, /* use digest() */
233};
234
235/*
236 * Whether the crypto operation will occur in-place, and if so whether the
237 * source and destination scatterlist pointers will coincide (req->src ==
238 * req->dst), or whether they'll merely point to two separate scatterlists
239 * (req->src != req->dst) that reference the same underlying memory.
240 *
241 * This is only relevant for algorithm types that support in-place operation.
242 */
243enum inplace_mode {
244 OUT_OF_PLACE,
245 INPLACE_ONE_SGLIST,
246 INPLACE_TWO_SGLISTS,
247};
248
249#define TEST_SG_TOTAL 10000
250
251/**
252 * struct test_sg_division - description of a scatterlist entry
253 *
254 * This struct describes one entry of a scatterlist being constructed to check a
255 * crypto test vector.
256 *
257 * @proportion_of_total: length of this chunk relative to the total length,
258 * given as a proportion out of TEST_SG_TOTAL so that it
259 * scales to fit any test vector
260 * @offset: byte offset into a 2-page buffer at which this chunk will start
261 * @offset_relative_to_alignmask: if true, add the algorithm's alignmask to the
262 * @offset
263 * @flush_type: for hashes, whether an update() should be done now vs.
264 * continuing to accumulate data
265 * @nosimd: if doing the pending update(), do it with SIMD disabled?
266 */
267struct test_sg_division {
268 unsigned int proportion_of_total;
269 unsigned int offset;
270 bool offset_relative_to_alignmask;
271 enum flush_type flush_type;
272 bool nosimd;
273};
274
275/**
276 * struct testvec_config - configuration for testing a crypto test vector
277 *
278 * This struct describes the data layout and other parameters with which each
279 * crypto test vector can be tested.
280 *
281 * @name: name of this config, logged for debugging purposes if a test fails
282 * @inplace_mode: whether and how to operate on the data in-place, if applicable
283 * @req_flags: extra request_flags, e.g. CRYPTO_TFM_REQ_MAY_SLEEP
284 * @src_divs: description of how to arrange the source scatterlist
285 * @dst_divs: description of how to arrange the dst scatterlist, if applicable
286 * for the algorithm type. Defaults to @src_divs if unset.
287 * @iv_offset: misalignment of the IV in the range [0..MAX_ALGAPI_ALIGNMASK+1],
288 * where 0 is aligned to a 2*(MAX_ALGAPI_ALIGNMASK+1) byte boundary
289 * @iv_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
290 * the @iv_offset
291 * @key_offset: misalignment of the key, where 0 is default alignment
292 * @key_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
293 * the @key_offset
294 * @finalization_type: what finalization function to use for hashes
295 * @nosimd: execute with SIMD disabled? Requires !CRYPTO_TFM_REQ_MAY_SLEEP.
296 */
297struct testvec_config {
298 const char *name;
299 enum inplace_mode inplace_mode;
300 u32 req_flags;
301 struct test_sg_division src_divs[XBUFSIZE];
302 struct test_sg_division dst_divs[XBUFSIZE];
303 unsigned int iv_offset;
304 unsigned int key_offset;
305 bool iv_offset_relative_to_alignmask;
306 bool key_offset_relative_to_alignmask;
307 enum finalization_type finalization_type;
308 bool nosimd;
309};
310
311#define TESTVEC_CONFIG_NAMELEN 192
312
313/*
314 * The following are the lists of testvec_configs to test for each algorithm
315 * type when the basic crypto self-tests are enabled, i.e. when
316 * CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is unset. They aim to provide good test
317 * coverage, while keeping the test time much shorter than the full fuzz tests
318 * so that the basic tests can be enabled in a wider range of circumstances.
319 */
320
321/* Configs for skciphers and aeads */
322static const struct testvec_config default_cipher_testvec_configs[] = {
323 {
324 .name = "in-place (one sglist)",
325 .inplace_mode = INPLACE_ONE_SGLIST,
326 .src_divs = { { .proportion_of_total = 10000 } },
327 }, {
328 .name = "in-place (two sglists)",
329 .inplace_mode = INPLACE_TWO_SGLISTS,
330 .src_divs = { { .proportion_of_total = 10000 } },
331 }, {
332 .name = "out-of-place",
333 .inplace_mode = OUT_OF_PLACE,
334 .src_divs = { { .proportion_of_total = 10000 } },
335 }, {
336 .name = "unaligned buffer, offset=1",
337 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
338 .iv_offset = 1,
339 .key_offset = 1,
340 }, {
341 .name = "buffer aligned only to alignmask",
342 .src_divs = {
343 {
344 .proportion_of_total = 10000,
345 .offset = 1,
346 .offset_relative_to_alignmask = true,
347 },
348 },
349 .iv_offset = 1,
350 .iv_offset_relative_to_alignmask = true,
351 .key_offset = 1,
352 .key_offset_relative_to_alignmask = true,
353 }, {
354 .name = "two even aligned splits",
355 .src_divs = {
356 { .proportion_of_total = 5000 },
357 { .proportion_of_total = 5000 },
358 },
359 }, {
360 .name = "one src, two even splits dst",
361 .inplace_mode = OUT_OF_PLACE,
362 .src_divs = { { .proportion_of_total = 10000 } },
363 .dst_divs = {
364 { .proportion_of_total = 5000 },
365 { .proportion_of_total = 5000 },
366 },
367 }, {
368 .name = "uneven misaligned splits, may sleep",
369 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
370 .src_divs = {
371 { .proportion_of_total = 1900, .offset = 33 },
372 { .proportion_of_total = 3300, .offset = 7 },
373 { .proportion_of_total = 4800, .offset = 18 },
374 },
375 .iv_offset = 3,
376 .key_offset = 3,
377 }, {
378 .name = "misaligned splits crossing pages, inplace",
379 .inplace_mode = INPLACE_ONE_SGLIST,
380 .src_divs = {
381 {
382 .proportion_of_total = 7500,
383 .offset = PAGE_SIZE - 32
384 }, {
385 .proportion_of_total = 2500,
386 .offset = PAGE_SIZE - 7
387 },
388 },
389 }
390};
391
392static const struct testvec_config default_hash_testvec_configs[] = {
393 {
394 .name = "init+update+final aligned buffer",
395 .src_divs = { { .proportion_of_total = 10000 } },
396 .finalization_type = FINALIZATION_TYPE_FINAL,
397 }, {
398 .name = "init+finup aligned buffer",
399 .src_divs = { { .proportion_of_total = 10000 } },
400 .finalization_type = FINALIZATION_TYPE_FINUP,
401 }, {
402 .name = "digest aligned buffer",
403 .src_divs = { { .proportion_of_total = 10000 } },
404 .finalization_type = FINALIZATION_TYPE_DIGEST,
405 }, {
406 .name = "init+update+final misaligned buffer",
407 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
408 .finalization_type = FINALIZATION_TYPE_FINAL,
409 .key_offset = 1,
410 }, {
411 .name = "digest misaligned buffer",
412 .src_divs = {
413 {
414 .proportion_of_total = 10000,
415 .offset = 1,
416 },
417 },
418 .finalization_type = FINALIZATION_TYPE_DIGEST,
419 .key_offset = 1,
420 }, {
421 .name = "init+update+update+final two even splits",
422 .src_divs = {
423 { .proportion_of_total = 5000 },
424 {
425 .proportion_of_total = 5000,
426 .flush_type = FLUSH_TYPE_FLUSH,
427 },
428 },
429 .finalization_type = FINALIZATION_TYPE_FINAL,
430 }, {
431 .name = "digest uneven misaligned splits, may sleep",
432 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
433 .src_divs = {
434 { .proportion_of_total = 1900, .offset = 33 },
435 { .proportion_of_total = 3300, .offset = 7 },
436 { .proportion_of_total = 4800, .offset = 18 },
437 },
438 .finalization_type = FINALIZATION_TYPE_DIGEST,
439 }, {
440 .name = "digest misaligned splits crossing pages",
441 .src_divs = {
442 {
443 .proportion_of_total = 7500,
444 .offset = PAGE_SIZE - 32,
445 }, {
446 .proportion_of_total = 2500,
447 .offset = PAGE_SIZE - 7,
448 },
449 },
450 .finalization_type = FINALIZATION_TYPE_DIGEST,
451 }, {
452 .name = "import/export",
453 .src_divs = {
454 {
455 .proportion_of_total = 6500,
456 .flush_type = FLUSH_TYPE_REIMPORT,
457 }, {
458 .proportion_of_total = 3500,
459 .flush_type = FLUSH_TYPE_REIMPORT,
460 },
461 },
462 .finalization_type = FINALIZATION_TYPE_FINAL,
463 }
464};
465
466static unsigned int count_test_sg_divisions(const struct test_sg_division *divs)
467{
468 unsigned int remaining = TEST_SG_TOTAL;
469 unsigned int ndivs = 0;
470
471 do {
472 remaining -= divs[ndivs++].proportion_of_total;
473 } while (remaining);
474
475 return ndivs;
476}
477
478#define SGDIVS_HAVE_FLUSHES BIT(0)
479#define SGDIVS_HAVE_NOSIMD BIT(1)
480
481static bool valid_sg_divisions(const struct test_sg_division *divs,
482 unsigned int count, int *flags_ret)
483{
484 unsigned int total = 0;
485 unsigned int i;
486
487 for (i = 0; i < count && total != TEST_SG_TOTAL; i++) {
488 if (divs[i].proportion_of_total <= 0 ||
489 divs[i].proportion_of_total > TEST_SG_TOTAL - total)
490 return false;
491 total += divs[i].proportion_of_total;
492 if (divs[i].flush_type != FLUSH_TYPE_NONE)
493 *flags_ret |= SGDIVS_HAVE_FLUSHES;
494 if (divs[i].nosimd)
495 *flags_ret |= SGDIVS_HAVE_NOSIMD;
496 }
497 return total == TEST_SG_TOTAL &&
498 memchr_inv(&divs[i], 0, (count - i) * sizeof(divs[0])) == NULL;
499}
500
501/*
502 * Check whether the given testvec_config is valid. This isn't strictly needed
503 * since every testvec_config should be valid, but check anyway so that people
504 * don't unknowingly add broken configs that don't do what they wanted.
505 */
506static bool valid_testvec_config(const struct testvec_config *cfg)
507{
508 int flags = 0;
509
510 if (cfg->name == NULL)
511 return false;
512
513 if (!valid_sg_divisions(cfg->src_divs, ARRAY_SIZE(cfg->src_divs),
514 &flags))
515 return false;
516
517 if (cfg->dst_divs[0].proportion_of_total) {
518 if (!valid_sg_divisions(cfg->dst_divs,
519 ARRAY_SIZE(cfg->dst_divs), &flags))
520 return false;
521 } else {
522 if (memchr_inv(cfg->dst_divs, 0, sizeof(cfg->dst_divs)))
523 return false;
524 /* defaults to dst_divs=src_divs */
525 }
526
527 if (cfg->iv_offset +
528 (cfg->iv_offset_relative_to_alignmask ? MAX_ALGAPI_ALIGNMASK : 0) >
529 MAX_ALGAPI_ALIGNMASK + 1)
530 return false;
531
532 if ((flags & (SGDIVS_HAVE_FLUSHES | SGDIVS_HAVE_NOSIMD)) &&
533 cfg->finalization_type == FINALIZATION_TYPE_DIGEST)
534 return false;
535
536 if ((cfg->nosimd || (flags & SGDIVS_HAVE_NOSIMD)) &&
537 (cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP))
538 return false;
539
540 return true;
541}
542
543struct test_sglist {
544 char *bufs[XBUFSIZE];
545 struct scatterlist sgl[XBUFSIZE];
546 struct scatterlist sgl_saved[XBUFSIZE];
547 struct scatterlist *sgl_ptr;
548 unsigned int nents;
549};
550
551static int init_test_sglist(struct test_sglist *tsgl)
552{
553 return __testmgr_alloc_buf(tsgl->bufs, 1 /* two pages per buffer */);
554}
555
556static void destroy_test_sglist(struct test_sglist *tsgl)
557{
558 return __testmgr_free_buf(tsgl->bufs, 1 /* two pages per buffer */);
559}
560
561/**
562 * build_test_sglist() - build a scatterlist for a crypto test
563 *
564 * @tsgl: the scatterlist to build. @tsgl->bufs[] contains an array of 2-page
565 * buffers which the scatterlist @tsgl->sgl[] will be made to point into.
566 * @divs: the layout specification on which the scatterlist will be based
567 * @alignmask: the algorithm's alignmask
568 * @total_len: the total length of the scatterlist to build in bytes
569 * @data: if non-NULL, the buffers will be filled with this data until it ends.
570 * Otherwise the buffers will be poisoned. In both cases, some bytes
571 * past the end of each buffer will be poisoned to help detect overruns.
572 * @out_divs: if non-NULL, the test_sg_division to which each scatterlist entry
573 * corresponds will be returned here. This will match @divs except
574 * that divisions resolving to a length of 0 are omitted as they are
575 * not included in the scatterlist.
576 *
577 * Return: 0 or a -errno value
578 */
579static int build_test_sglist(struct test_sglist *tsgl,
580 const struct test_sg_division *divs,
581 const unsigned int alignmask,
582 const unsigned int total_len,
583 struct iov_iter *data,
584 const struct test_sg_division *out_divs[XBUFSIZE])
585{
586 struct {
587 const struct test_sg_division *div;
588 size_t length;
589 } partitions[XBUFSIZE];
590 const unsigned int ndivs = count_test_sg_divisions(divs);
591 unsigned int len_remaining = total_len;
592 unsigned int i;
593
594 BUILD_BUG_ON(ARRAY_SIZE(partitions) != ARRAY_SIZE(tsgl->sgl));
595 if (WARN_ON(ndivs > ARRAY_SIZE(partitions)))
596 return -EINVAL;
597
598 /* Calculate the (div, length) pairs */
599 tsgl->nents = 0;
600 for (i = 0; i < ndivs; i++) {
601 unsigned int len_this_sg =
602 min(len_remaining,
603 (total_len * divs[i].proportion_of_total +
604 TEST_SG_TOTAL / 2) / TEST_SG_TOTAL);
605
606 if (len_this_sg != 0) {
607 partitions[tsgl->nents].div = &divs[i];
608 partitions[tsgl->nents].length = len_this_sg;
609 tsgl->nents++;
610 len_remaining -= len_this_sg;
611 }
612 }
613 if (tsgl->nents == 0) {
614 partitions[tsgl->nents].div = &divs[0];
615 partitions[tsgl->nents].length = 0;
616 tsgl->nents++;
617 }
618 partitions[tsgl->nents - 1].length += len_remaining;
619
620 /* Set up the sgl entries and fill the data or poison */
621 sg_init_table(tsgl->sgl, tsgl->nents);
622 for (i = 0; i < tsgl->nents; i++) {
623 unsigned int offset = partitions[i].div->offset;
624 void *addr;
625
626 if (partitions[i].div->offset_relative_to_alignmask)
627 offset += alignmask;
628
629 while (offset + partitions[i].length + TESTMGR_POISON_LEN >
630 2 * PAGE_SIZE) {
631 if (WARN_ON(offset <= 0))
632 return -EINVAL;
633 offset /= 2;
634 }
635
636 addr = &tsgl->bufs[i][offset];
637 sg_set_buf(&tsgl->sgl[i], addr, partitions[i].length);
638
639 if (out_divs)
640 out_divs[i] = partitions[i].div;
641
642 if (data) {
643 size_t copy_len, copied;
644
645 copy_len = min(partitions[i].length, data->count);
646 copied = copy_from_iter(addr, copy_len, data);
647 if (WARN_ON(copied != copy_len))
648 return -EINVAL;
649 testmgr_poison(addr + copy_len, partitions[i].length +
650 TESTMGR_POISON_LEN - copy_len);
651 } else {
652 testmgr_poison(addr, partitions[i].length +
653 TESTMGR_POISON_LEN);
654 }
655 }
656
657 sg_mark_end(&tsgl->sgl[tsgl->nents - 1]);
658 tsgl->sgl_ptr = tsgl->sgl;
659 memcpy(tsgl->sgl_saved, tsgl->sgl, tsgl->nents * sizeof(tsgl->sgl[0]));
660 return 0;
661}
662
663/*
664 * Verify that a scatterlist crypto operation produced the correct output.
665 *
666 * @tsgl: scatterlist containing the actual output
667 * @expected_output: buffer containing the expected output
668 * @len_to_check: length of @expected_output in bytes
669 * @unchecked_prefix_len: number of ignored bytes in @tsgl prior to real result
670 * @check_poison: verify that the poison bytes after each chunk are intact?
671 *
672 * Return: 0 if correct, -EINVAL if incorrect, -EOVERFLOW if buffer overrun.
673 */
674static int verify_correct_output(const struct test_sglist *tsgl,
675 const char *expected_output,
676 unsigned int len_to_check,
677 unsigned int unchecked_prefix_len,
678 bool check_poison)
679{
680 unsigned int i;
681
682 for (i = 0; i < tsgl->nents; i++) {
683 struct scatterlist *sg = &tsgl->sgl_ptr[i];
684 unsigned int len = sg->length;
685 unsigned int offset = sg->offset;
686 const char *actual_output;
687
688 if (unchecked_prefix_len) {
689 if (unchecked_prefix_len >= len) {
690 unchecked_prefix_len -= len;
691 continue;
692 }
693 offset += unchecked_prefix_len;
694 len -= unchecked_prefix_len;
695 unchecked_prefix_len = 0;
696 }
697 len = min(len, len_to_check);
698 actual_output = page_address(sg_page(sg)) + offset;
699 if (memcmp(expected_output, actual_output, len) != 0)
700 return -EINVAL;
701 if (check_poison &&
702 !testmgr_is_poison(actual_output + len, TESTMGR_POISON_LEN))
703 return -EOVERFLOW;
704 len_to_check -= len;
705 expected_output += len;
706 }
707 if (WARN_ON(len_to_check != 0))
708 return -EINVAL;
709 return 0;
710}
711
712static bool is_test_sglist_corrupted(const struct test_sglist *tsgl)
713{
714 unsigned int i;
715
716 for (i = 0; i < tsgl->nents; i++) {
717 if (tsgl->sgl[i].page_link != tsgl->sgl_saved[i].page_link)
718 return true;
719 if (tsgl->sgl[i].offset != tsgl->sgl_saved[i].offset)
720 return true;
721 if (tsgl->sgl[i].length != tsgl->sgl_saved[i].length)
722 return true;
723 }
724 return false;
725}
726
727struct cipher_test_sglists {
728 struct test_sglist src;
729 struct test_sglist dst;
730};
731
732static struct cipher_test_sglists *alloc_cipher_test_sglists(void)
733{
734 struct cipher_test_sglists *tsgls;
735
736 tsgls = kmalloc(sizeof(*tsgls), GFP_KERNEL);
737 if (!tsgls)
738 return NULL;
739
740 if (init_test_sglist(&tsgls->src) != 0)
741 goto fail_kfree;
742 if (init_test_sglist(&tsgls->dst) != 0)
743 goto fail_destroy_src;
744
745 return tsgls;
746
747fail_destroy_src:
748 destroy_test_sglist(&tsgls->src);
749fail_kfree:
750 kfree(tsgls);
751 return NULL;
752}
753
754static void free_cipher_test_sglists(struct cipher_test_sglists *tsgls)
755{
756 if (tsgls) {
757 destroy_test_sglist(&tsgls->src);
758 destroy_test_sglist(&tsgls->dst);
759 kfree(tsgls);
760 }
761}
762
763/* Build the src and dst scatterlists for an skcipher or AEAD test */
764static int build_cipher_test_sglists(struct cipher_test_sglists *tsgls,
765 const struct testvec_config *cfg,
766 unsigned int alignmask,
767 unsigned int src_total_len,
768 unsigned int dst_total_len,
769 const struct kvec *inputs,
770 unsigned int nr_inputs)
771{
772 struct iov_iter input;
773 int err;
774
775 iov_iter_kvec(&input, ITER_SOURCE, inputs, nr_inputs, src_total_len);
776 err = build_test_sglist(&tsgls->src, cfg->src_divs, alignmask,
777 cfg->inplace_mode != OUT_OF_PLACE ?
778 max(dst_total_len, src_total_len) :
779 src_total_len,
780 &input, NULL);
781 if (err)
782 return err;
783
784 /*
785 * In-place crypto operations can use the same scatterlist for both the
786 * source and destination (req->src == req->dst), or can use separate
787 * scatterlists (req->src != req->dst) which point to the same
788 * underlying memory. Make sure to test both cases.
789 */
790 if (cfg->inplace_mode == INPLACE_ONE_SGLIST) {
791 tsgls->dst.sgl_ptr = tsgls->src.sgl;
792 tsgls->dst.nents = tsgls->src.nents;
793 return 0;
794 }
795 if (cfg->inplace_mode == INPLACE_TWO_SGLISTS) {
796 /*
797 * For now we keep it simple and only test the case where the
798 * two scatterlists have identical entries, rather than
799 * different entries that split up the same memory differently.
800 */
801 memcpy(tsgls->dst.sgl, tsgls->src.sgl,
802 tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
803 memcpy(tsgls->dst.sgl_saved, tsgls->src.sgl,
804 tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
805 tsgls->dst.sgl_ptr = tsgls->dst.sgl;
806 tsgls->dst.nents = tsgls->src.nents;
807 return 0;
808 }
809 /* Out of place */
810 return build_test_sglist(&tsgls->dst,
811 cfg->dst_divs[0].proportion_of_total ?
812 cfg->dst_divs : cfg->src_divs,
813 alignmask, dst_total_len, NULL, NULL);
814}
815
816/*
817 * Support for testing passing a misaligned key to setkey():
818 *
819 * If cfg->key_offset is set, copy the key into a new buffer at that offset,
820 * optionally adding alignmask. Else, just use the key directly.
821 */
822static int prepare_keybuf(const u8 *key, unsigned int ksize,
823 const struct testvec_config *cfg,
824 unsigned int alignmask,
825 const u8 **keybuf_ret, const u8 **keyptr_ret)
826{
827 unsigned int key_offset = cfg->key_offset;
828 u8 *keybuf = NULL, *keyptr = (u8 *)key;
829
830 if (key_offset != 0) {
831 if (cfg->key_offset_relative_to_alignmask)
832 key_offset += alignmask;
833 keybuf = kmalloc(key_offset + ksize, GFP_KERNEL);
834 if (!keybuf)
835 return -ENOMEM;
836 keyptr = keybuf + key_offset;
837 memcpy(keyptr, key, ksize);
838 }
839 *keybuf_ret = keybuf;
840 *keyptr_ret = keyptr;
841 return 0;
842}
843
844/* Like setkey_f(tfm, key, ksize), but sometimes misalign the key */
845#define do_setkey(setkey_f, tfm, key, ksize, cfg, alignmask) \
846({ \
847 const u8 *keybuf, *keyptr; \
848 int err; \
849 \
850 err = prepare_keybuf((key), (ksize), (cfg), (alignmask), \
851 &keybuf, &keyptr); \
852 if (err == 0) { \
853 err = setkey_f((tfm), keyptr, (ksize)); \
854 kfree(keybuf); \
855 } \
856 err; \
857})
858
859#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
860
861/*
862 * The fuzz tests use prandom instead of the normal Linux RNG since they don't
863 * need cryptographically secure random numbers. This greatly improves the
864 * performance of these tests, especially if they are run before the Linux RNG
865 * has been initialized or if they are run on a lockdep-enabled kernel.
866 */
867
868static inline void init_rnd_state(struct rnd_state *rng)
869{
870 prandom_seed_state(rng, get_random_u64());
871}
872
873static inline u8 prandom_u8(struct rnd_state *rng)
874{
875 return prandom_u32_state(rng);
876}
877
878static inline u32 prandom_u32_below(struct rnd_state *rng, u32 ceil)
879{
880 /*
881 * This is slightly biased for non-power-of-2 values of 'ceil', but this
882 * isn't important here.
883 */
884 return prandom_u32_state(rng) % ceil;
885}
886
887static inline bool prandom_bool(struct rnd_state *rng)
888{
889 return prandom_u32_below(rng, 2);
890}
891
892static inline u32 prandom_u32_inclusive(struct rnd_state *rng,
893 u32 floor, u32 ceil)
894{
895 return floor + prandom_u32_below(rng, ceil - floor + 1);
896}
897
898/* Generate a random length in range [0, max_len], but prefer smaller values */
899static unsigned int generate_random_length(struct rnd_state *rng,
900 unsigned int max_len)
901{
902 unsigned int len = prandom_u32_below(rng, max_len + 1);
903
904 switch (prandom_u32_below(rng, 4)) {
905 case 0:
906 return len % 64;
907 case 1:
908 return len % 256;
909 case 2:
910 return len % 1024;
911 default:
912 return len;
913 }
914}
915
916/* Flip a random bit in the given nonempty data buffer */
917static void flip_random_bit(struct rnd_state *rng, u8 *buf, size_t size)
918{
919 size_t bitpos;
920
921 bitpos = prandom_u32_below(rng, size * 8);
922 buf[bitpos / 8] ^= 1 << (bitpos % 8);
923}
924
925/* Flip a random byte in the given nonempty data buffer */
926static void flip_random_byte(struct rnd_state *rng, u8 *buf, size_t size)
927{
928 buf[prandom_u32_below(rng, size)] ^= 0xff;
929}
930
931/* Sometimes make some random changes to the given nonempty data buffer */
932static void mutate_buffer(struct rnd_state *rng, u8 *buf, size_t size)
933{
934 size_t num_flips;
935 size_t i;
936
937 /* Sometimes flip some bits */
938 if (prandom_u32_below(rng, 4) == 0) {
939 num_flips = min_t(size_t, 1 << prandom_u32_below(rng, 8),
940 size * 8);
941 for (i = 0; i < num_flips; i++)
942 flip_random_bit(rng, buf, size);
943 }
944
945 /* Sometimes flip some bytes */
946 if (prandom_u32_below(rng, 4) == 0) {
947 num_flips = min_t(size_t, 1 << prandom_u32_below(rng, 8), size);
948 for (i = 0; i < num_flips; i++)
949 flip_random_byte(rng, buf, size);
950 }
951}
952
953/* Randomly generate 'count' bytes, but sometimes make them "interesting" */
954static void generate_random_bytes(struct rnd_state *rng, u8 *buf, size_t count)
955{
956 u8 b;
957 u8 increment;
958 size_t i;
959
960 if (count == 0)
961 return;
962
963 switch (prandom_u32_below(rng, 8)) { /* Choose a generation strategy */
964 case 0:
965 case 1:
966 /* All the same byte, plus optional mutations */
967 switch (prandom_u32_below(rng, 4)) {
968 case 0:
969 b = 0x00;
970 break;
971 case 1:
972 b = 0xff;
973 break;
974 default:
975 b = prandom_u8(rng);
976 break;
977 }
978 memset(buf, b, count);
979 mutate_buffer(rng, buf, count);
980 break;
981 case 2:
982 /* Ascending or descending bytes, plus optional mutations */
983 increment = prandom_u8(rng);
984 b = prandom_u8(rng);
985 for (i = 0; i < count; i++, b += increment)
986 buf[i] = b;
987 mutate_buffer(rng, buf, count);
988 break;
989 default:
990 /* Fully random bytes */
991 prandom_bytes_state(rng, buf, count);
992 }
993}
994
995static char *generate_random_sgl_divisions(struct rnd_state *rng,
996 struct test_sg_division *divs,
997 size_t max_divs, char *p, char *end,
998 bool gen_flushes, u32 req_flags)
999{
1000 struct test_sg_division *div = divs;
1001 unsigned int remaining = TEST_SG_TOTAL;
1002
1003 do {
1004 unsigned int this_len;
1005 const char *flushtype_str;
1006
1007 if (div == &divs[max_divs - 1] || prandom_bool(rng))
1008 this_len = remaining;
1009 else
1010 this_len = prandom_u32_inclusive(rng, 1, remaining);
1011 div->proportion_of_total = this_len;
1012
1013 if (prandom_u32_below(rng, 4) == 0)
1014 div->offset = prandom_u32_inclusive(rng,
1015 PAGE_SIZE - 128,
1016 PAGE_SIZE - 1);
1017 else if (prandom_bool(rng))
1018 div->offset = prandom_u32_below(rng, 32);
1019 else
1020 div->offset = prandom_u32_below(rng, PAGE_SIZE);
1021 if (prandom_u32_below(rng, 8) == 0)
1022 div->offset_relative_to_alignmask = true;
1023
1024 div->flush_type = FLUSH_TYPE_NONE;
1025 if (gen_flushes) {
1026 switch (prandom_u32_below(rng, 4)) {
1027 case 0:
1028 div->flush_type = FLUSH_TYPE_REIMPORT;
1029 break;
1030 case 1:
1031 div->flush_type = FLUSH_TYPE_FLUSH;
1032 break;
1033 }
1034 }
1035
1036 if (div->flush_type != FLUSH_TYPE_NONE &&
1037 !(req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
1038 prandom_bool(rng))
1039 div->nosimd = true;
1040
1041 switch (div->flush_type) {
1042 case FLUSH_TYPE_FLUSH:
1043 if (div->nosimd)
1044 flushtype_str = "<flush,nosimd>";
1045 else
1046 flushtype_str = "<flush>";
1047 break;
1048 case FLUSH_TYPE_REIMPORT:
1049 if (div->nosimd)
1050 flushtype_str = "<reimport,nosimd>";
1051 else
1052 flushtype_str = "<reimport>";
1053 break;
1054 default:
1055 flushtype_str = "";
1056 break;
1057 }
1058
1059 BUILD_BUG_ON(TEST_SG_TOTAL != 10000); /* for "%u.%u%%" */
1060 p += scnprintf(p, end - p, "%s%u.%u%%@%s+%u%s", flushtype_str,
1061 this_len / 100, this_len % 100,
1062 div->offset_relative_to_alignmask ?
1063 "alignmask" : "",
1064 div->offset, this_len == remaining ? "" : ", ");
1065 remaining -= this_len;
1066 div++;
1067 } while (remaining);
1068
1069 return p;
1070}
1071
1072/* Generate a random testvec_config for fuzz testing */
1073static void generate_random_testvec_config(struct rnd_state *rng,
1074 struct testvec_config *cfg,
1075 char *name, size_t max_namelen)
1076{
1077 char *p = name;
1078 char * const end = name + max_namelen;
1079
1080 memset(cfg, 0, sizeof(*cfg));
1081
1082 cfg->name = name;
1083
1084 p += scnprintf(p, end - p, "random:");
1085
1086 switch (prandom_u32_below(rng, 4)) {
1087 case 0:
1088 case 1:
1089 cfg->inplace_mode = OUT_OF_PLACE;
1090 break;
1091 case 2:
1092 cfg->inplace_mode = INPLACE_ONE_SGLIST;
1093 p += scnprintf(p, end - p, " inplace_one_sglist");
1094 break;
1095 default:
1096 cfg->inplace_mode = INPLACE_TWO_SGLISTS;
1097 p += scnprintf(p, end - p, " inplace_two_sglists");
1098 break;
1099 }
1100
1101 if (prandom_bool(rng)) {
1102 cfg->req_flags |= CRYPTO_TFM_REQ_MAY_SLEEP;
1103 p += scnprintf(p, end - p, " may_sleep");
1104 }
1105
1106 switch (prandom_u32_below(rng, 4)) {
1107 case 0:
1108 cfg->finalization_type = FINALIZATION_TYPE_FINAL;
1109 p += scnprintf(p, end - p, " use_final");
1110 break;
1111 case 1:
1112 cfg->finalization_type = FINALIZATION_TYPE_FINUP;
1113 p += scnprintf(p, end - p, " use_finup");
1114 break;
1115 default:
1116 cfg->finalization_type = FINALIZATION_TYPE_DIGEST;
1117 p += scnprintf(p, end - p, " use_digest");
1118 break;
1119 }
1120
1121 if (!(cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) && prandom_bool(rng)) {
1122 cfg->nosimd = true;
1123 p += scnprintf(p, end - p, " nosimd");
1124 }
1125
1126 p += scnprintf(p, end - p, " src_divs=[");
1127 p = generate_random_sgl_divisions(rng, cfg->src_divs,
1128 ARRAY_SIZE(cfg->src_divs), p, end,
1129 (cfg->finalization_type !=
1130 FINALIZATION_TYPE_DIGEST),
1131 cfg->req_flags);
1132 p += scnprintf(p, end - p, "]");
1133
1134 if (cfg->inplace_mode == OUT_OF_PLACE && prandom_bool(rng)) {
1135 p += scnprintf(p, end - p, " dst_divs=[");
1136 p = generate_random_sgl_divisions(rng, cfg->dst_divs,
1137 ARRAY_SIZE(cfg->dst_divs),
1138 p, end, false,
1139 cfg->req_flags);
1140 p += scnprintf(p, end - p, "]");
1141 }
1142
1143 if (prandom_bool(rng)) {
1144 cfg->iv_offset = prandom_u32_inclusive(rng, 1,
1145 MAX_ALGAPI_ALIGNMASK);
1146 p += scnprintf(p, end - p, " iv_offset=%u", cfg->iv_offset);
1147 }
1148
1149 if (prandom_bool(rng)) {
1150 cfg->key_offset = prandom_u32_inclusive(rng, 1,
1151 MAX_ALGAPI_ALIGNMASK);
1152 p += scnprintf(p, end - p, " key_offset=%u", cfg->key_offset);
1153 }
1154
1155 WARN_ON_ONCE(!valid_testvec_config(cfg));
1156}
1157
1158static void crypto_disable_simd_for_test(void)
1159{
1160 migrate_disable();
1161 __this_cpu_write(crypto_simd_disabled_for_test, true);
1162}
1163
1164static void crypto_reenable_simd_for_test(void)
1165{
1166 __this_cpu_write(crypto_simd_disabled_for_test, false);
1167 migrate_enable();
1168}
1169
1170/*
1171 * Given an algorithm name, build the name of the generic implementation of that
1172 * algorithm, assuming the usual naming convention. Specifically, this appends
1173 * "-generic" to every part of the name that is not a template name. Examples:
1174 *
1175 * aes => aes-generic
1176 * cbc(aes) => cbc(aes-generic)
1177 * cts(cbc(aes)) => cts(cbc(aes-generic))
1178 * rfc7539(chacha20,poly1305) => rfc7539(chacha20-generic,poly1305-generic)
1179 *
1180 * Return: 0 on success, or -ENAMETOOLONG if the generic name would be too long
1181 */
1182static int build_generic_driver_name(const char *algname,
1183 char driver_name[CRYPTO_MAX_ALG_NAME])
1184{
1185 const char *in = algname;
1186 char *out = driver_name;
1187 size_t len = strlen(algname);
1188
1189 if (len >= CRYPTO_MAX_ALG_NAME)
1190 goto too_long;
1191 do {
1192 const char *in_saved = in;
1193
1194 while (*in && *in != '(' && *in != ')' && *in != ',')
1195 *out++ = *in++;
1196 if (*in != '(' && in > in_saved) {
1197 len += 8;
1198 if (len >= CRYPTO_MAX_ALG_NAME)
1199 goto too_long;
1200 memcpy(out, "-generic", 8);
1201 out += 8;
1202 }
1203 } while ((*out++ = *in++) != '\0');
1204 return 0;
1205
1206too_long:
1207 pr_err("alg: generic driver name for \"%s\" would be too long\n",
1208 algname);
1209 return -ENAMETOOLONG;
1210}
1211#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1212static void crypto_disable_simd_for_test(void)
1213{
1214}
1215
1216static void crypto_reenable_simd_for_test(void)
1217{
1218}
1219#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1220
1221static int build_hash_sglist(struct test_sglist *tsgl,
1222 const struct hash_testvec *vec,
1223 const struct testvec_config *cfg,
1224 unsigned int alignmask,
1225 const struct test_sg_division *divs[XBUFSIZE])
1226{
1227 struct kvec kv;
1228 struct iov_iter input;
1229
1230 kv.iov_base = (void *)vec->plaintext;
1231 kv.iov_len = vec->psize;
1232 iov_iter_kvec(&input, ITER_SOURCE, &kv, 1, vec->psize);
1233 return build_test_sglist(tsgl, cfg->src_divs, alignmask, vec->psize,
1234 &input, divs);
1235}
1236
1237static int check_hash_result(const char *type,
1238 const u8 *result, unsigned int digestsize,
1239 const struct hash_testvec *vec,
1240 const char *vec_name,
1241 const char *driver,
1242 const struct testvec_config *cfg)
1243{
1244 if (memcmp(result, vec->digest, digestsize) != 0) {
1245 pr_err("alg: %s: %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
1246 type, driver, vec_name, cfg->name);
1247 return -EINVAL;
1248 }
1249 if (!testmgr_is_poison(&result[digestsize], TESTMGR_POISON_LEN)) {
1250 pr_err("alg: %s: %s overran result buffer on test vector %s, cfg=\"%s\"\n",
1251 type, driver, vec_name, cfg->name);
1252 return -EOVERFLOW;
1253 }
1254 return 0;
1255}
1256
1257static inline int check_shash_op(const char *op, int err,
1258 const char *driver, const char *vec_name,
1259 const struct testvec_config *cfg)
1260{
1261 if (err)
1262 pr_err("alg: shash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1263 driver, op, err, vec_name, cfg->name);
1264 return err;
1265}
1266
1267/* Test one hash test vector in one configuration, using the shash API */
1268static int test_shash_vec_cfg(const struct hash_testvec *vec,
1269 const char *vec_name,
1270 const struct testvec_config *cfg,
1271 struct shash_desc *desc,
1272 struct test_sglist *tsgl,
1273 u8 *hashstate)
1274{
1275 struct crypto_shash *tfm = desc->tfm;
1276 const unsigned int digestsize = crypto_shash_digestsize(tfm);
1277 const unsigned int statesize = crypto_shash_statesize(tfm);
1278 const char *driver = crypto_shash_driver_name(tfm);
1279 const struct test_sg_division *divs[XBUFSIZE];
1280 unsigned int i;
1281 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1282 int err;
1283
1284 /* Set the key, if specified */
1285 if (vec->ksize) {
1286 err = do_setkey(crypto_shash_setkey, tfm, vec->key, vec->ksize,
1287 cfg, 0);
1288 if (err) {
1289 if (err == vec->setkey_error)
1290 return 0;
1291 pr_err("alg: shash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1292 driver, vec_name, vec->setkey_error, err,
1293 crypto_shash_get_flags(tfm));
1294 return err;
1295 }
1296 if (vec->setkey_error) {
1297 pr_err("alg: shash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1298 driver, vec_name, vec->setkey_error);
1299 return -EINVAL;
1300 }
1301 }
1302
1303 /* Build the scatterlist for the source data */
1304 err = build_hash_sglist(tsgl, vec, cfg, 0, divs);
1305 if (err) {
1306 pr_err("alg: shash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1307 driver, vec_name, cfg->name);
1308 return err;
1309 }
1310
1311 /* Do the actual hashing */
1312
1313 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1314 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1315
1316 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1317 vec->digest_error) {
1318 /* Just using digest() */
1319 if (tsgl->nents != 1)
1320 return 0;
1321 if (cfg->nosimd)
1322 crypto_disable_simd_for_test();
1323 err = crypto_shash_digest(desc, sg_virt(&tsgl->sgl[0]),
1324 tsgl->sgl[0].length, result);
1325 if (cfg->nosimd)
1326 crypto_reenable_simd_for_test();
1327 if (err) {
1328 if (err == vec->digest_error)
1329 return 0;
1330 pr_err("alg: shash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1331 driver, vec_name, vec->digest_error, err,
1332 cfg->name);
1333 return err;
1334 }
1335 if (vec->digest_error) {
1336 pr_err("alg: shash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1337 driver, vec_name, vec->digest_error, cfg->name);
1338 return -EINVAL;
1339 }
1340 goto result_ready;
1341 }
1342
1343 /* Using init(), zero or more update(), then final() or finup() */
1344
1345 if (cfg->nosimd)
1346 crypto_disable_simd_for_test();
1347 err = crypto_shash_init(desc);
1348 if (cfg->nosimd)
1349 crypto_reenable_simd_for_test();
1350 err = check_shash_op("init", err, driver, vec_name, cfg);
1351 if (err)
1352 return err;
1353
1354 for (i = 0; i < tsgl->nents; i++) {
1355 if (i + 1 == tsgl->nents &&
1356 cfg->finalization_type == FINALIZATION_TYPE_FINUP) {
1357 if (divs[i]->nosimd)
1358 crypto_disable_simd_for_test();
1359 err = crypto_shash_finup(desc, sg_virt(&tsgl->sgl[i]),
1360 tsgl->sgl[i].length, result);
1361 if (divs[i]->nosimd)
1362 crypto_reenable_simd_for_test();
1363 err = check_shash_op("finup", err, driver, vec_name,
1364 cfg);
1365 if (err)
1366 return err;
1367 goto result_ready;
1368 }
1369 if (divs[i]->nosimd)
1370 crypto_disable_simd_for_test();
1371 err = crypto_shash_update(desc, sg_virt(&tsgl->sgl[i]),
1372 tsgl->sgl[i].length);
1373 if (divs[i]->nosimd)
1374 crypto_reenable_simd_for_test();
1375 err = check_shash_op("update", err, driver, vec_name, cfg);
1376 if (err)
1377 return err;
1378 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1379 /* Test ->export() and ->import() */
1380 testmgr_poison(hashstate + statesize,
1381 TESTMGR_POISON_LEN);
1382 err = crypto_shash_export(desc, hashstate);
1383 err = check_shash_op("export", err, driver, vec_name,
1384 cfg);
1385 if (err)
1386 return err;
1387 if (!testmgr_is_poison(hashstate + statesize,
1388 TESTMGR_POISON_LEN)) {
1389 pr_err("alg: shash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1390 driver, vec_name, cfg->name);
1391 return -EOVERFLOW;
1392 }
1393 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1394 err = crypto_shash_import(desc, hashstate);
1395 err = check_shash_op("import", err, driver, vec_name,
1396 cfg);
1397 if (err)
1398 return err;
1399 }
1400 }
1401
1402 if (cfg->nosimd)
1403 crypto_disable_simd_for_test();
1404 err = crypto_shash_final(desc, result);
1405 if (cfg->nosimd)
1406 crypto_reenable_simd_for_test();
1407 err = check_shash_op("final", err, driver, vec_name, cfg);
1408 if (err)
1409 return err;
1410result_ready:
1411 return check_hash_result("shash", result, digestsize, vec, vec_name,
1412 driver, cfg);
1413}
1414
1415static int do_ahash_op(int (*op)(struct ahash_request *req),
1416 struct ahash_request *req,
1417 struct crypto_wait *wait, bool nosimd)
1418{
1419 int err;
1420
1421 if (nosimd)
1422 crypto_disable_simd_for_test();
1423
1424 err = op(req);
1425
1426 if (nosimd)
1427 crypto_reenable_simd_for_test();
1428
1429 return crypto_wait_req(err, wait);
1430}
1431
1432static int check_nonfinal_ahash_op(const char *op, int err,
1433 u8 *result, unsigned int digestsize,
1434 const char *driver, const char *vec_name,
1435 const struct testvec_config *cfg)
1436{
1437 if (err) {
1438 pr_err("alg: ahash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1439 driver, op, err, vec_name, cfg->name);
1440 return err;
1441 }
1442 if (!testmgr_is_poison(result, digestsize)) {
1443 pr_err("alg: ahash: %s %s() used result buffer on test vector %s, cfg=\"%s\"\n",
1444 driver, op, vec_name, cfg->name);
1445 return -EINVAL;
1446 }
1447 return 0;
1448}
1449
1450/* Test one hash test vector in one configuration, using the ahash API */
1451static int test_ahash_vec_cfg(const struct hash_testvec *vec,
1452 const char *vec_name,
1453 const struct testvec_config *cfg,
1454 struct ahash_request *req,
1455 struct test_sglist *tsgl,
1456 u8 *hashstate)
1457{
1458 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1459 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1460 const unsigned int statesize = crypto_ahash_statesize(tfm);
1461 const char *driver = crypto_ahash_driver_name(tfm);
1462 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1463 const struct test_sg_division *divs[XBUFSIZE];
1464 DECLARE_CRYPTO_WAIT(wait);
1465 unsigned int i;
1466 struct scatterlist *pending_sgl;
1467 unsigned int pending_len;
1468 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1469 int err;
1470
1471 /* Set the key, if specified */
1472 if (vec->ksize) {
1473 err = do_setkey(crypto_ahash_setkey, tfm, vec->key, vec->ksize,
1474 cfg, 0);
1475 if (err) {
1476 if (err == vec->setkey_error)
1477 return 0;
1478 pr_err("alg: ahash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1479 driver, vec_name, vec->setkey_error, err,
1480 crypto_ahash_get_flags(tfm));
1481 return err;
1482 }
1483 if (vec->setkey_error) {
1484 pr_err("alg: ahash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1485 driver, vec_name, vec->setkey_error);
1486 return -EINVAL;
1487 }
1488 }
1489
1490 /* Build the scatterlist for the source data */
1491 err = build_hash_sglist(tsgl, vec, cfg, 0, divs);
1492 if (err) {
1493 pr_err("alg: ahash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1494 driver, vec_name, cfg->name);
1495 return err;
1496 }
1497
1498 /* Do the actual hashing */
1499
1500 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1501 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1502
1503 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1504 vec->digest_error) {
1505 /* Just using digest() */
1506 ahash_request_set_callback(req, req_flags, crypto_req_done,
1507 &wait);
1508 ahash_request_set_crypt(req, tsgl->sgl, result, vec->psize);
1509 err = do_ahash_op(crypto_ahash_digest, req, &wait, cfg->nosimd);
1510 if (err) {
1511 if (err == vec->digest_error)
1512 return 0;
1513 pr_err("alg: ahash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1514 driver, vec_name, vec->digest_error, err,
1515 cfg->name);
1516 return err;
1517 }
1518 if (vec->digest_error) {
1519 pr_err("alg: ahash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1520 driver, vec_name, vec->digest_error, cfg->name);
1521 return -EINVAL;
1522 }
1523 goto result_ready;
1524 }
1525
1526 /* Using init(), zero or more update(), then final() or finup() */
1527
1528 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1529 ahash_request_set_crypt(req, NULL, result, 0);
1530 err = do_ahash_op(crypto_ahash_init, req, &wait, cfg->nosimd);
1531 err = check_nonfinal_ahash_op("init", err, result, digestsize,
1532 driver, vec_name, cfg);
1533 if (err)
1534 return err;
1535
1536 pending_sgl = NULL;
1537 pending_len = 0;
1538 for (i = 0; i < tsgl->nents; i++) {
1539 if (divs[i]->flush_type != FLUSH_TYPE_NONE &&
1540 pending_sgl != NULL) {
1541 /* update() with the pending data */
1542 ahash_request_set_callback(req, req_flags,
1543 crypto_req_done, &wait);
1544 ahash_request_set_crypt(req, pending_sgl, result,
1545 pending_len);
1546 err = do_ahash_op(crypto_ahash_update, req, &wait,
1547 divs[i]->nosimd);
1548 err = check_nonfinal_ahash_op("update", err,
1549 result, digestsize,
1550 driver, vec_name, cfg);
1551 if (err)
1552 return err;
1553 pending_sgl = NULL;
1554 pending_len = 0;
1555 }
1556 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1557 /* Test ->export() and ->import() */
1558 testmgr_poison(hashstate + statesize,
1559 TESTMGR_POISON_LEN);
1560 err = crypto_ahash_export(req, hashstate);
1561 err = check_nonfinal_ahash_op("export", err,
1562 result, digestsize,
1563 driver, vec_name, cfg);
1564 if (err)
1565 return err;
1566 if (!testmgr_is_poison(hashstate + statesize,
1567 TESTMGR_POISON_LEN)) {
1568 pr_err("alg: ahash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1569 driver, vec_name, cfg->name);
1570 return -EOVERFLOW;
1571 }
1572
1573 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1574 err = crypto_ahash_import(req, hashstate);
1575 err = check_nonfinal_ahash_op("import", err,
1576 result, digestsize,
1577 driver, vec_name, cfg);
1578 if (err)
1579 return err;
1580 }
1581 if (pending_sgl == NULL)
1582 pending_sgl = &tsgl->sgl[i];
1583 pending_len += tsgl->sgl[i].length;
1584 }
1585
1586 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1587 ahash_request_set_crypt(req, pending_sgl, result, pending_len);
1588 if (cfg->finalization_type == FINALIZATION_TYPE_FINAL) {
1589 /* finish with update() and final() */
1590 err = do_ahash_op(crypto_ahash_update, req, &wait, cfg->nosimd);
1591 err = check_nonfinal_ahash_op("update", err, result, digestsize,
1592 driver, vec_name, cfg);
1593 if (err)
1594 return err;
1595 err = do_ahash_op(crypto_ahash_final, req, &wait, cfg->nosimd);
1596 if (err) {
1597 pr_err("alg: ahash: %s final() failed with err %d on test vector %s, cfg=\"%s\"\n",
1598 driver, err, vec_name, cfg->name);
1599 return err;
1600 }
1601 } else {
1602 /* finish with finup() */
1603 err = do_ahash_op(crypto_ahash_finup, req, &wait, cfg->nosimd);
1604 if (err) {
1605 pr_err("alg: ahash: %s finup() failed with err %d on test vector %s, cfg=\"%s\"\n",
1606 driver, err, vec_name, cfg->name);
1607 return err;
1608 }
1609 }
1610
1611result_ready:
1612 return check_hash_result("ahash", result, digestsize, vec, vec_name,
1613 driver, cfg);
1614}
1615
1616static int test_hash_vec_cfg(const struct hash_testvec *vec,
1617 const char *vec_name,
1618 const struct testvec_config *cfg,
1619 struct ahash_request *req,
1620 struct shash_desc *desc,
1621 struct test_sglist *tsgl,
1622 u8 *hashstate)
1623{
1624 int err;
1625
1626 /*
1627 * For algorithms implemented as "shash", most bugs will be detected by
1628 * both the shash and ahash tests. Test the shash API first so that the
1629 * failures involve less indirection, so are easier to debug.
1630 */
1631
1632 if (desc) {
1633 err = test_shash_vec_cfg(vec, vec_name, cfg, desc, tsgl,
1634 hashstate);
1635 if (err)
1636 return err;
1637 }
1638
1639 return test_ahash_vec_cfg(vec, vec_name, cfg, req, tsgl, hashstate);
1640}
1641
1642static int test_hash_vec(const struct hash_testvec *vec, unsigned int vec_num,
1643 struct ahash_request *req, struct shash_desc *desc,
1644 struct test_sglist *tsgl, u8 *hashstate)
1645{
1646 char vec_name[16];
1647 unsigned int i;
1648 int err;
1649
1650 sprintf(vec_name, "%u", vec_num);
1651
1652 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++) {
1653 err = test_hash_vec_cfg(vec, vec_name,
1654 &default_hash_testvec_configs[i],
1655 req, desc, tsgl, hashstate);
1656 if (err)
1657 return err;
1658 }
1659
1660#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1661 if (!noextratests) {
1662 struct rnd_state rng;
1663 struct testvec_config cfg;
1664 char cfgname[TESTVEC_CONFIG_NAMELEN];
1665
1666 init_rnd_state(&rng);
1667
1668 for (i = 0; i < fuzz_iterations; i++) {
1669 generate_random_testvec_config(&rng, &cfg, cfgname,
1670 sizeof(cfgname));
1671 err = test_hash_vec_cfg(vec, vec_name, &cfg,
1672 req, desc, tsgl, hashstate);
1673 if (err)
1674 return err;
1675 cond_resched();
1676 }
1677 }
1678#endif
1679 return 0;
1680}
1681
1682#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1683/*
1684 * Generate a hash test vector from the given implementation.
1685 * Assumes the buffers in 'vec' were already allocated.
1686 */
1687static void generate_random_hash_testvec(struct rnd_state *rng,
1688 struct shash_desc *desc,
1689 struct hash_testvec *vec,
1690 unsigned int maxkeysize,
1691 unsigned int maxdatasize,
1692 char *name, size_t max_namelen)
1693{
1694 /* Data */
1695 vec->psize = generate_random_length(rng, maxdatasize);
1696 generate_random_bytes(rng, (u8 *)vec->plaintext, vec->psize);
1697
1698 /*
1699 * Key: length in range [1, maxkeysize], but usually choose maxkeysize.
1700 * If algorithm is unkeyed, then maxkeysize == 0 and set ksize = 0.
1701 */
1702 vec->setkey_error = 0;
1703 vec->ksize = 0;
1704 if (maxkeysize) {
1705 vec->ksize = maxkeysize;
1706 if (prandom_u32_below(rng, 4) == 0)
1707 vec->ksize = prandom_u32_inclusive(rng, 1, maxkeysize);
1708 generate_random_bytes(rng, (u8 *)vec->key, vec->ksize);
1709
1710 vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key,
1711 vec->ksize);
1712 /* If the key couldn't be set, no need to continue to digest. */
1713 if (vec->setkey_error)
1714 goto done;
1715 }
1716
1717 /* Digest */
1718 vec->digest_error = crypto_shash_digest(desc, vec->plaintext,
1719 vec->psize, (u8 *)vec->digest);
1720done:
1721 snprintf(name, max_namelen, "\"random: psize=%u ksize=%u\"",
1722 vec->psize, vec->ksize);
1723}
1724
1725/*
1726 * Test the hash algorithm represented by @req against the corresponding generic
1727 * implementation, if one is available.
1728 */
1729static int test_hash_vs_generic_impl(const char *generic_driver,
1730 unsigned int maxkeysize,
1731 struct ahash_request *req,
1732 struct shash_desc *desc,
1733 struct test_sglist *tsgl,
1734 u8 *hashstate)
1735{
1736 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1737 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1738 const unsigned int blocksize = crypto_ahash_blocksize(tfm);
1739 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
1740 const char *algname = crypto_hash_alg_common(tfm)->base.cra_name;
1741 const char *driver = crypto_ahash_driver_name(tfm);
1742 struct rnd_state rng;
1743 char _generic_driver[CRYPTO_MAX_ALG_NAME];
1744 struct crypto_shash *generic_tfm = NULL;
1745 struct shash_desc *generic_desc = NULL;
1746 unsigned int i;
1747 struct hash_testvec vec = { 0 };
1748 char vec_name[64];
1749 struct testvec_config *cfg;
1750 char cfgname[TESTVEC_CONFIG_NAMELEN];
1751 int err;
1752
1753 if (noextratests)
1754 return 0;
1755
1756 init_rnd_state(&rng);
1757
1758 if (!generic_driver) { /* Use default naming convention? */
1759 err = build_generic_driver_name(algname, _generic_driver);
1760 if (err)
1761 return err;
1762 generic_driver = _generic_driver;
1763 }
1764
1765 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
1766 return 0;
1767
1768 generic_tfm = crypto_alloc_shash(generic_driver, 0, 0);
1769 if (IS_ERR(generic_tfm)) {
1770 err = PTR_ERR(generic_tfm);
1771 if (err == -ENOENT) {
1772 pr_warn("alg: hash: skipping comparison tests for %s because %s is unavailable\n",
1773 driver, generic_driver);
1774 return 0;
1775 }
1776 pr_err("alg: hash: error allocating %s (generic impl of %s): %d\n",
1777 generic_driver, algname, err);
1778 return err;
1779 }
1780
1781 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
1782 if (!cfg) {
1783 err = -ENOMEM;
1784 goto out;
1785 }
1786
1787 generic_desc = kzalloc(sizeof(*desc) +
1788 crypto_shash_descsize(generic_tfm), GFP_KERNEL);
1789 if (!generic_desc) {
1790 err = -ENOMEM;
1791 goto out;
1792 }
1793 generic_desc->tfm = generic_tfm;
1794
1795 /* Check the algorithm properties for consistency. */
1796
1797 if (digestsize != crypto_shash_digestsize(generic_tfm)) {
1798 pr_err("alg: hash: digestsize for %s (%u) doesn't match generic impl (%u)\n",
1799 driver, digestsize,
1800 crypto_shash_digestsize(generic_tfm));
1801 err = -EINVAL;
1802 goto out;
1803 }
1804
1805 if (blocksize != crypto_shash_blocksize(generic_tfm)) {
1806 pr_err("alg: hash: blocksize for %s (%u) doesn't match generic impl (%u)\n",
1807 driver, blocksize, crypto_shash_blocksize(generic_tfm));
1808 err = -EINVAL;
1809 goto out;
1810 }
1811
1812 /*
1813 * Now generate test vectors using the generic implementation, and test
1814 * the other implementation against them.
1815 */
1816
1817 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
1818 vec.plaintext = kmalloc(maxdatasize, GFP_KERNEL);
1819 vec.digest = kmalloc(digestsize, GFP_KERNEL);
1820 if (!vec.key || !vec.plaintext || !vec.digest) {
1821 err = -ENOMEM;
1822 goto out;
1823 }
1824
1825 for (i = 0; i < fuzz_iterations * 8; i++) {
1826 generate_random_hash_testvec(&rng, generic_desc, &vec,
1827 maxkeysize, maxdatasize,
1828 vec_name, sizeof(vec_name));
1829 generate_random_testvec_config(&rng, cfg, cfgname,
1830 sizeof(cfgname));
1831
1832 err = test_hash_vec_cfg(&vec, vec_name, cfg,
1833 req, desc, tsgl, hashstate);
1834 if (err)
1835 goto out;
1836 cond_resched();
1837 }
1838 err = 0;
1839out:
1840 kfree(cfg);
1841 kfree(vec.key);
1842 kfree(vec.plaintext);
1843 kfree(vec.digest);
1844 crypto_free_shash(generic_tfm);
1845 kfree_sensitive(generic_desc);
1846 return err;
1847}
1848#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1849static int test_hash_vs_generic_impl(const char *generic_driver,
1850 unsigned int maxkeysize,
1851 struct ahash_request *req,
1852 struct shash_desc *desc,
1853 struct test_sglist *tsgl,
1854 u8 *hashstate)
1855{
1856 return 0;
1857}
1858#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1859
1860static int alloc_shash(const char *driver, u32 type, u32 mask,
1861 struct crypto_shash **tfm_ret,
1862 struct shash_desc **desc_ret)
1863{
1864 struct crypto_shash *tfm;
1865 struct shash_desc *desc;
1866
1867 tfm = crypto_alloc_shash(driver, type, mask);
1868 if (IS_ERR(tfm)) {
1869 if (PTR_ERR(tfm) == -ENOENT) {
1870 /*
1871 * This algorithm is only available through the ahash
1872 * API, not the shash API, so skip the shash tests.
1873 */
1874 return 0;
1875 }
1876 pr_err("alg: hash: failed to allocate shash transform for %s: %ld\n",
1877 driver, PTR_ERR(tfm));
1878 return PTR_ERR(tfm);
1879 }
1880
1881 desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
1882 if (!desc) {
1883 crypto_free_shash(tfm);
1884 return -ENOMEM;
1885 }
1886 desc->tfm = tfm;
1887
1888 *tfm_ret = tfm;
1889 *desc_ret = desc;
1890 return 0;
1891}
1892
1893static int __alg_test_hash(const struct hash_testvec *vecs,
1894 unsigned int num_vecs, const char *driver,
1895 u32 type, u32 mask,
1896 const char *generic_driver, unsigned int maxkeysize)
1897{
1898 struct crypto_ahash *atfm = NULL;
1899 struct ahash_request *req = NULL;
1900 struct crypto_shash *stfm = NULL;
1901 struct shash_desc *desc = NULL;
1902 struct test_sglist *tsgl = NULL;
1903 u8 *hashstate = NULL;
1904 unsigned int statesize;
1905 unsigned int i;
1906 int err;
1907
1908 /*
1909 * Always test the ahash API. This works regardless of whether the
1910 * algorithm is implemented as ahash or shash.
1911 */
1912
1913 atfm = crypto_alloc_ahash(driver, type, mask);
1914 if (IS_ERR(atfm)) {
1915 pr_err("alg: hash: failed to allocate transform for %s: %ld\n",
1916 driver, PTR_ERR(atfm));
1917 return PTR_ERR(atfm);
1918 }
1919 driver = crypto_ahash_driver_name(atfm);
1920
1921 req = ahash_request_alloc(atfm, GFP_KERNEL);
1922 if (!req) {
1923 pr_err("alg: hash: failed to allocate request for %s\n",
1924 driver);
1925 err = -ENOMEM;
1926 goto out;
1927 }
1928
1929 /*
1930 * If available also test the shash API, to cover corner cases that may
1931 * be missed by testing the ahash API only.
1932 */
1933 err = alloc_shash(driver, type, mask, &stfm, &desc);
1934 if (err)
1935 goto out;
1936
1937 tsgl = kmalloc(sizeof(*tsgl), GFP_KERNEL);
1938 if (!tsgl || init_test_sglist(tsgl) != 0) {
1939 pr_err("alg: hash: failed to allocate test buffers for %s\n",
1940 driver);
1941 kfree(tsgl);
1942 tsgl = NULL;
1943 err = -ENOMEM;
1944 goto out;
1945 }
1946
1947 statesize = crypto_ahash_statesize(atfm);
1948 if (stfm)
1949 statesize = max(statesize, crypto_shash_statesize(stfm));
1950 hashstate = kmalloc(statesize + TESTMGR_POISON_LEN, GFP_KERNEL);
1951 if (!hashstate) {
1952 pr_err("alg: hash: failed to allocate hash state buffer for %s\n",
1953 driver);
1954 err = -ENOMEM;
1955 goto out;
1956 }
1957
1958 for (i = 0; i < num_vecs; i++) {
1959 if (fips_enabled && vecs[i].fips_skip)
1960 continue;
1961
1962 err = test_hash_vec(&vecs[i], i, req, desc, tsgl, hashstate);
1963 if (err)
1964 goto out;
1965 cond_resched();
1966 }
1967 err = test_hash_vs_generic_impl(generic_driver, maxkeysize, req,
1968 desc, tsgl, hashstate);
1969out:
1970 kfree(hashstate);
1971 if (tsgl) {
1972 destroy_test_sglist(tsgl);
1973 kfree(tsgl);
1974 }
1975 kfree(desc);
1976 crypto_free_shash(stfm);
1977 ahash_request_free(req);
1978 crypto_free_ahash(atfm);
1979 return err;
1980}
1981
1982static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
1983 u32 type, u32 mask)
1984{
1985 const struct hash_testvec *template = desc->suite.hash.vecs;
1986 unsigned int tcount = desc->suite.hash.count;
1987 unsigned int nr_unkeyed, nr_keyed;
1988 unsigned int maxkeysize = 0;
1989 int err;
1990
1991 /*
1992 * For OPTIONAL_KEY algorithms, we have to do all the unkeyed tests
1993 * first, before setting a key on the tfm. To make this easier, we
1994 * require that the unkeyed test vectors (if any) are listed first.
1995 */
1996
1997 for (nr_unkeyed = 0; nr_unkeyed < tcount; nr_unkeyed++) {
1998 if (template[nr_unkeyed].ksize)
1999 break;
2000 }
2001 for (nr_keyed = 0; nr_unkeyed + nr_keyed < tcount; nr_keyed++) {
2002 if (!template[nr_unkeyed + nr_keyed].ksize) {
2003 pr_err("alg: hash: test vectors for %s out of order, "
2004 "unkeyed ones must come first\n", desc->alg);
2005 return -EINVAL;
2006 }
2007 maxkeysize = max_t(unsigned int, maxkeysize,
2008 template[nr_unkeyed + nr_keyed].ksize);
2009 }
2010
2011 err = 0;
2012 if (nr_unkeyed) {
2013 err = __alg_test_hash(template, nr_unkeyed, driver, type, mask,
2014 desc->generic_driver, maxkeysize);
2015 template += nr_unkeyed;
2016 }
2017
2018 if (!err && nr_keyed)
2019 err = __alg_test_hash(template, nr_keyed, driver, type, mask,
2020 desc->generic_driver, maxkeysize);
2021
2022 return err;
2023}
2024
2025static int test_aead_vec_cfg(int enc, const struct aead_testvec *vec,
2026 const char *vec_name,
2027 const struct testvec_config *cfg,
2028 struct aead_request *req,
2029 struct cipher_test_sglists *tsgls)
2030{
2031 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2032 const unsigned int alignmask = crypto_aead_alignmask(tfm);
2033 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2034 const unsigned int authsize = vec->clen - vec->plen;
2035 const char *driver = crypto_aead_driver_name(tfm);
2036 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2037 const char *op = enc ? "encryption" : "decryption";
2038 DECLARE_CRYPTO_WAIT(wait);
2039 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2040 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2041 cfg->iv_offset +
2042 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2043 struct kvec input[2];
2044 int err;
2045
2046 /* Set the key */
2047 if (vec->wk)
2048 crypto_aead_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2049 else
2050 crypto_aead_clear_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2051
2052 err = do_setkey(crypto_aead_setkey, tfm, vec->key, vec->klen,
2053 cfg, alignmask);
2054 if (err && err != vec->setkey_error) {
2055 pr_err("alg: aead: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2056 driver, vec_name, vec->setkey_error, err,
2057 crypto_aead_get_flags(tfm));
2058 return err;
2059 }
2060 if (!err && vec->setkey_error) {
2061 pr_err("alg: aead: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2062 driver, vec_name, vec->setkey_error);
2063 return -EINVAL;
2064 }
2065
2066 /* Set the authentication tag size */
2067 err = crypto_aead_setauthsize(tfm, authsize);
2068 if (err && err != vec->setauthsize_error) {
2069 pr_err("alg: aead: %s setauthsize failed on test vector %s; expected_error=%d, actual_error=%d\n",
2070 driver, vec_name, vec->setauthsize_error, err);
2071 return err;
2072 }
2073 if (!err && vec->setauthsize_error) {
2074 pr_err("alg: aead: %s setauthsize unexpectedly succeeded on test vector %s; expected_error=%d\n",
2075 driver, vec_name, vec->setauthsize_error);
2076 return -EINVAL;
2077 }
2078
2079 if (vec->setkey_error || vec->setauthsize_error)
2080 return 0;
2081
2082 /* The IV must be copied to a buffer, as the algorithm may modify it */
2083 if (WARN_ON(ivsize > MAX_IVLEN))
2084 return -EINVAL;
2085 if (vec->iv)
2086 memcpy(iv, vec->iv, ivsize);
2087 else
2088 memset(iv, 0, ivsize);
2089
2090 /* Build the src/dst scatterlists */
2091 input[0].iov_base = (void *)vec->assoc;
2092 input[0].iov_len = vec->alen;
2093 input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2094 input[1].iov_len = enc ? vec->plen : vec->clen;
2095 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2096 vec->alen + (enc ? vec->plen :
2097 vec->clen),
2098 vec->alen + (enc ? vec->clen :
2099 vec->plen),
2100 input, 2);
2101 if (err) {
2102 pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2103 driver, op, vec_name, cfg->name);
2104 return err;
2105 }
2106
2107 /* Do the actual encryption or decryption */
2108 testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
2109 aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
2110 aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2111 enc ? vec->plen : vec->clen, iv);
2112 aead_request_set_ad(req, vec->alen);
2113 if (cfg->nosimd)
2114 crypto_disable_simd_for_test();
2115 err = enc ? crypto_aead_encrypt(req) : crypto_aead_decrypt(req);
2116 if (cfg->nosimd)
2117 crypto_reenable_simd_for_test();
2118 err = crypto_wait_req(err, &wait);
2119
2120 /* Check that the algorithm didn't overwrite things it shouldn't have */
2121 if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
2122 req->assoclen != vec->alen ||
2123 req->iv != iv ||
2124 req->src != tsgls->src.sgl_ptr ||
2125 req->dst != tsgls->dst.sgl_ptr ||
2126 crypto_aead_reqtfm(req) != tfm ||
2127 req->base.complete != crypto_req_done ||
2128 req->base.flags != req_flags ||
2129 req->base.data != &wait) {
2130 pr_err("alg: aead: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2131 driver, op, vec_name, cfg->name);
2132 if (req->cryptlen != (enc ? vec->plen : vec->clen))
2133 pr_err("alg: aead: changed 'req->cryptlen'\n");
2134 if (req->assoclen != vec->alen)
2135 pr_err("alg: aead: changed 'req->assoclen'\n");
2136 if (req->iv != iv)
2137 pr_err("alg: aead: changed 'req->iv'\n");
2138 if (req->src != tsgls->src.sgl_ptr)
2139 pr_err("alg: aead: changed 'req->src'\n");
2140 if (req->dst != tsgls->dst.sgl_ptr)
2141 pr_err("alg: aead: changed 'req->dst'\n");
2142 if (crypto_aead_reqtfm(req) != tfm)
2143 pr_err("alg: aead: changed 'req->base.tfm'\n");
2144 if (req->base.complete != crypto_req_done)
2145 pr_err("alg: aead: changed 'req->base.complete'\n");
2146 if (req->base.flags != req_flags)
2147 pr_err("alg: aead: changed 'req->base.flags'\n");
2148 if (req->base.data != &wait)
2149 pr_err("alg: aead: changed 'req->base.data'\n");
2150 return -EINVAL;
2151 }
2152 if (is_test_sglist_corrupted(&tsgls->src)) {
2153 pr_err("alg: aead: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2154 driver, op, vec_name, cfg->name);
2155 return -EINVAL;
2156 }
2157 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2158 is_test_sglist_corrupted(&tsgls->dst)) {
2159 pr_err("alg: aead: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2160 driver, op, vec_name, cfg->name);
2161 return -EINVAL;
2162 }
2163
2164 /* Check for unexpected success or failure, or wrong error code */
2165 if ((err == 0 && vec->novrfy) ||
2166 (err != vec->crypt_error && !(err == -EBADMSG && vec->novrfy))) {
2167 char expected_error[32];
2168
2169 if (vec->novrfy &&
2170 vec->crypt_error != 0 && vec->crypt_error != -EBADMSG)
2171 sprintf(expected_error, "-EBADMSG or %d",
2172 vec->crypt_error);
2173 else if (vec->novrfy)
2174 sprintf(expected_error, "-EBADMSG");
2175 else
2176 sprintf(expected_error, "%d", vec->crypt_error);
2177 if (err) {
2178 pr_err("alg: aead: %s %s failed on test vector %s; expected_error=%s, actual_error=%d, cfg=\"%s\"\n",
2179 driver, op, vec_name, expected_error, err,
2180 cfg->name);
2181 return err;
2182 }
2183 pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %s; expected_error=%s, cfg=\"%s\"\n",
2184 driver, op, vec_name, expected_error, cfg->name);
2185 return -EINVAL;
2186 }
2187 if (err) /* Expectedly failed. */
2188 return 0;
2189
2190 /* Check for the correct output (ciphertext or plaintext) */
2191 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2192 enc ? vec->clen : vec->plen,
2193 vec->alen,
2194 enc || cfg->inplace_mode == OUT_OF_PLACE);
2195 if (err == -EOVERFLOW) {
2196 pr_err("alg: aead: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2197 driver, op, vec_name, cfg->name);
2198 return err;
2199 }
2200 if (err) {
2201 pr_err("alg: aead: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2202 driver, op, vec_name, cfg->name);
2203 return err;
2204 }
2205
2206 return 0;
2207}
2208
2209static int test_aead_vec(int enc, const struct aead_testvec *vec,
2210 unsigned int vec_num, struct aead_request *req,
2211 struct cipher_test_sglists *tsgls)
2212{
2213 char vec_name[16];
2214 unsigned int i;
2215 int err;
2216
2217 if (enc && vec->novrfy)
2218 return 0;
2219
2220 sprintf(vec_name, "%u", vec_num);
2221
2222 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2223 err = test_aead_vec_cfg(enc, vec, vec_name,
2224 &default_cipher_testvec_configs[i],
2225 req, tsgls);
2226 if (err)
2227 return err;
2228 }
2229
2230#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2231 if (!noextratests) {
2232 struct rnd_state rng;
2233 struct testvec_config cfg;
2234 char cfgname[TESTVEC_CONFIG_NAMELEN];
2235
2236 init_rnd_state(&rng);
2237
2238 for (i = 0; i < fuzz_iterations; i++) {
2239 generate_random_testvec_config(&rng, &cfg, cfgname,
2240 sizeof(cfgname));
2241 err = test_aead_vec_cfg(enc, vec, vec_name,
2242 &cfg, req, tsgls);
2243 if (err)
2244 return err;
2245 cond_resched();
2246 }
2247 }
2248#endif
2249 return 0;
2250}
2251
2252#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2253
2254struct aead_extra_tests_ctx {
2255 struct rnd_state rng;
2256 struct aead_request *req;
2257 struct crypto_aead *tfm;
2258 const struct alg_test_desc *test_desc;
2259 struct cipher_test_sglists *tsgls;
2260 unsigned int maxdatasize;
2261 unsigned int maxkeysize;
2262
2263 struct aead_testvec vec;
2264 char vec_name[64];
2265 char cfgname[TESTVEC_CONFIG_NAMELEN];
2266 struct testvec_config cfg;
2267};
2268
2269/*
2270 * Make at least one random change to a (ciphertext, AAD) pair. "Ciphertext"
2271 * here means the full ciphertext including the authentication tag. The
2272 * authentication tag (and hence also the ciphertext) is assumed to be nonempty.
2273 */
2274static void mutate_aead_message(struct rnd_state *rng,
2275 struct aead_testvec *vec, bool aad_iv,
2276 unsigned int ivsize)
2277{
2278 const unsigned int aad_tail_size = aad_iv ? ivsize : 0;
2279 const unsigned int authsize = vec->clen - vec->plen;
2280
2281 if (prandom_bool(rng) && vec->alen > aad_tail_size) {
2282 /* Mutate the AAD */
2283 flip_random_bit(rng, (u8 *)vec->assoc,
2284 vec->alen - aad_tail_size);
2285 if (prandom_bool(rng))
2286 return;
2287 }
2288 if (prandom_bool(rng)) {
2289 /* Mutate auth tag (assuming it's at the end of ciphertext) */
2290 flip_random_bit(rng, (u8 *)vec->ctext + vec->plen, authsize);
2291 } else {
2292 /* Mutate any part of the ciphertext */
2293 flip_random_bit(rng, (u8 *)vec->ctext, vec->clen);
2294 }
2295}
2296
2297/*
2298 * Minimum authentication tag size in bytes at which we assume that we can
2299 * reliably generate inauthentic messages, i.e. not generate an authentic
2300 * message by chance.
2301 */
2302#define MIN_COLLISION_FREE_AUTHSIZE 8
2303
2304static void generate_aead_message(struct rnd_state *rng,
2305 struct aead_request *req,
2306 const struct aead_test_suite *suite,
2307 struct aead_testvec *vec,
2308 bool prefer_inauthentic)
2309{
2310 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2311 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2312 const unsigned int authsize = vec->clen - vec->plen;
2313 const bool inauthentic = (authsize >= MIN_COLLISION_FREE_AUTHSIZE) &&
2314 (prefer_inauthentic ||
2315 prandom_u32_below(rng, 4) == 0);
2316
2317 /* Generate the AAD. */
2318 generate_random_bytes(rng, (u8 *)vec->assoc, vec->alen);
2319 if (suite->aad_iv && vec->alen >= ivsize)
2320 /* Avoid implementation-defined behavior. */
2321 memcpy((u8 *)vec->assoc + vec->alen - ivsize, vec->iv, ivsize);
2322
2323 if (inauthentic && prandom_bool(rng)) {
2324 /* Generate a random ciphertext. */
2325 generate_random_bytes(rng, (u8 *)vec->ctext, vec->clen);
2326 } else {
2327 int i = 0;
2328 struct scatterlist src[2], dst;
2329 u8 iv[MAX_IVLEN];
2330 DECLARE_CRYPTO_WAIT(wait);
2331
2332 /* Generate a random plaintext and encrypt it. */
2333 sg_init_table(src, 2);
2334 if (vec->alen)
2335 sg_set_buf(&src[i++], vec->assoc, vec->alen);
2336 if (vec->plen) {
2337 generate_random_bytes(rng, (u8 *)vec->ptext, vec->plen);
2338 sg_set_buf(&src[i++], vec->ptext, vec->plen);
2339 }
2340 sg_init_one(&dst, vec->ctext, vec->alen + vec->clen);
2341 memcpy(iv, vec->iv, ivsize);
2342 aead_request_set_callback(req, 0, crypto_req_done, &wait);
2343 aead_request_set_crypt(req, src, &dst, vec->plen, iv);
2344 aead_request_set_ad(req, vec->alen);
2345 vec->crypt_error = crypto_wait_req(crypto_aead_encrypt(req),
2346 &wait);
2347 /* If encryption failed, we're done. */
2348 if (vec->crypt_error != 0)
2349 return;
2350 memmove((u8 *)vec->ctext, vec->ctext + vec->alen, vec->clen);
2351 if (!inauthentic)
2352 return;
2353 /*
2354 * Mutate the authentic (ciphertext, AAD) pair to get an
2355 * inauthentic one.
2356 */
2357 mutate_aead_message(rng, vec, suite->aad_iv, ivsize);
2358 }
2359 vec->novrfy = 1;
2360 if (suite->einval_allowed)
2361 vec->crypt_error = -EINVAL;
2362}
2363
2364/*
2365 * Generate an AEAD test vector 'vec' using the implementation specified by
2366 * 'req'. The buffers in 'vec' must already be allocated.
2367 *
2368 * If 'prefer_inauthentic' is true, then this function will generate inauthentic
2369 * test vectors (i.e. vectors with 'vec->novrfy=1') more often.
2370 */
2371static void generate_random_aead_testvec(struct rnd_state *rng,
2372 struct aead_request *req,
2373 struct aead_testvec *vec,
2374 const struct aead_test_suite *suite,
2375 unsigned int maxkeysize,
2376 unsigned int maxdatasize,
2377 char *name, size_t max_namelen,
2378 bool prefer_inauthentic)
2379{
2380 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2381 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2382 const unsigned int maxauthsize = crypto_aead_maxauthsize(tfm);
2383 unsigned int authsize;
2384 unsigned int total_len;
2385
2386 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2387 vec->klen = maxkeysize;
2388 if (prandom_u32_below(rng, 4) == 0)
2389 vec->klen = prandom_u32_below(rng, maxkeysize + 1);
2390 generate_random_bytes(rng, (u8 *)vec->key, vec->klen);
2391 vec->setkey_error = crypto_aead_setkey(tfm, vec->key, vec->klen);
2392
2393 /* IV */
2394 generate_random_bytes(rng, (u8 *)vec->iv, ivsize);
2395
2396 /* Tag length: in [0, maxauthsize], but usually choose maxauthsize */
2397 authsize = maxauthsize;
2398 if (prandom_u32_below(rng, 4) == 0)
2399 authsize = prandom_u32_below(rng, maxauthsize + 1);
2400 if (prefer_inauthentic && authsize < MIN_COLLISION_FREE_AUTHSIZE)
2401 authsize = MIN_COLLISION_FREE_AUTHSIZE;
2402 if (WARN_ON(authsize > maxdatasize))
2403 authsize = maxdatasize;
2404 maxdatasize -= authsize;
2405 vec->setauthsize_error = crypto_aead_setauthsize(tfm, authsize);
2406
2407 /* AAD, plaintext, and ciphertext lengths */
2408 total_len = generate_random_length(rng, maxdatasize);
2409 if (prandom_u32_below(rng, 4) == 0)
2410 vec->alen = 0;
2411 else
2412 vec->alen = generate_random_length(rng, total_len);
2413 vec->plen = total_len - vec->alen;
2414 vec->clen = vec->plen + authsize;
2415
2416 /*
2417 * Generate the AAD, plaintext, and ciphertext. Not applicable if the
2418 * key or the authentication tag size couldn't be set.
2419 */
2420 vec->novrfy = 0;
2421 vec->crypt_error = 0;
2422 if (vec->setkey_error == 0 && vec->setauthsize_error == 0)
2423 generate_aead_message(rng, req, suite, vec, prefer_inauthentic);
2424 snprintf(name, max_namelen,
2425 "\"random: alen=%u plen=%u authsize=%u klen=%u novrfy=%d\"",
2426 vec->alen, vec->plen, authsize, vec->klen, vec->novrfy);
2427}
2428
2429static void try_to_generate_inauthentic_testvec(
2430 struct aead_extra_tests_ctx *ctx)
2431{
2432 int i;
2433
2434 for (i = 0; i < 10; i++) {
2435 generate_random_aead_testvec(&ctx->rng, ctx->req, &ctx->vec,
2436 &ctx->test_desc->suite.aead,
2437 ctx->maxkeysize, ctx->maxdatasize,
2438 ctx->vec_name,
2439 sizeof(ctx->vec_name), true);
2440 if (ctx->vec.novrfy)
2441 return;
2442 }
2443}
2444
2445/*
2446 * Generate inauthentic test vectors (i.e. ciphertext, AAD pairs that aren't the
2447 * result of an encryption with the key) and verify that decryption fails.
2448 */
2449static int test_aead_inauthentic_inputs(struct aead_extra_tests_ctx *ctx)
2450{
2451 unsigned int i;
2452 int err;
2453
2454 for (i = 0; i < fuzz_iterations * 8; i++) {
2455 /*
2456 * Since this part of the tests isn't comparing the
2457 * implementation to another, there's no point in testing any
2458 * test vectors other than inauthentic ones (vec.novrfy=1) here.
2459 *
2460 * If we're having trouble generating such a test vector, e.g.
2461 * if the algorithm keeps rejecting the generated keys, don't
2462 * retry forever; just continue on.
2463 */
2464 try_to_generate_inauthentic_testvec(ctx);
2465 if (ctx->vec.novrfy) {
2466 generate_random_testvec_config(&ctx->rng, &ctx->cfg,
2467 ctx->cfgname,
2468 sizeof(ctx->cfgname));
2469 err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2470 ctx->vec_name, &ctx->cfg,
2471 ctx->req, ctx->tsgls);
2472 if (err)
2473 return err;
2474 }
2475 cond_resched();
2476 }
2477 return 0;
2478}
2479
2480/*
2481 * Test the AEAD algorithm against the corresponding generic implementation, if
2482 * one is available.
2483 */
2484static int test_aead_vs_generic_impl(struct aead_extra_tests_ctx *ctx)
2485{
2486 struct crypto_aead *tfm = ctx->tfm;
2487 const char *algname = crypto_aead_alg(tfm)->base.cra_name;
2488 const char *driver = crypto_aead_driver_name(tfm);
2489 const char *generic_driver = ctx->test_desc->generic_driver;
2490 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2491 struct crypto_aead *generic_tfm = NULL;
2492 struct aead_request *generic_req = NULL;
2493 unsigned int i;
2494 int err;
2495
2496 if (!generic_driver) { /* Use default naming convention? */
2497 err = build_generic_driver_name(algname, _generic_driver);
2498 if (err)
2499 return err;
2500 generic_driver = _generic_driver;
2501 }
2502
2503 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2504 return 0;
2505
2506 generic_tfm = crypto_alloc_aead(generic_driver, 0, 0);
2507 if (IS_ERR(generic_tfm)) {
2508 err = PTR_ERR(generic_tfm);
2509 if (err == -ENOENT) {
2510 pr_warn("alg: aead: skipping comparison tests for %s because %s is unavailable\n",
2511 driver, generic_driver);
2512 return 0;
2513 }
2514 pr_err("alg: aead: error allocating %s (generic impl of %s): %d\n",
2515 generic_driver, algname, err);
2516 return err;
2517 }
2518
2519 generic_req = aead_request_alloc(generic_tfm, GFP_KERNEL);
2520 if (!generic_req) {
2521 err = -ENOMEM;
2522 goto out;
2523 }
2524
2525 /* Check the algorithm properties for consistency. */
2526
2527 if (crypto_aead_maxauthsize(tfm) !=
2528 crypto_aead_maxauthsize(generic_tfm)) {
2529 pr_err("alg: aead: maxauthsize for %s (%u) doesn't match generic impl (%u)\n",
2530 driver, crypto_aead_maxauthsize(tfm),
2531 crypto_aead_maxauthsize(generic_tfm));
2532 err = -EINVAL;
2533 goto out;
2534 }
2535
2536 if (crypto_aead_ivsize(tfm) != crypto_aead_ivsize(generic_tfm)) {
2537 pr_err("alg: aead: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2538 driver, crypto_aead_ivsize(tfm),
2539 crypto_aead_ivsize(generic_tfm));
2540 err = -EINVAL;
2541 goto out;
2542 }
2543
2544 if (crypto_aead_blocksize(tfm) != crypto_aead_blocksize(generic_tfm)) {
2545 pr_err("alg: aead: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2546 driver, crypto_aead_blocksize(tfm),
2547 crypto_aead_blocksize(generic_tfm));
2548 err = -EINVAL;
2549 goto out;
2550 }
2551
2552 /*
2553 * Now generate test vectors using the generic implementation, and test
2554 * the other implementation against them.
2555 */
2556 for (i = 0; i < fuzz_iterations * 8; i++) {
2557 generate_random_aead_testvec(&ctx->rng, generic_req, &ctx->vec,
2558 &ctx->test_desc->suite.aead,
2559 ctx->maxkeysize, ctx->maxdatasize,
2560 ctx->vec_name,
2561 sizeof(ctx->vec_name), false);
2562 generate_random_testvec_config(&ctx->rng, &ctx->cfg,
2563 ctx->cfgname,
2564 sizeof(ctx->cfgname));
2565 if (!ctx->vec.novrfy) {
2566 err = test_aead_vec_cfg(ENCRYPT, &ctx->vec,
2567 ctx->vec_name, &ctx->cfg,
2568 ctx->req, ctx->tsgls);
2569 if (err)
2570 goto out;
2571 }
2572 if (ctx->vec.crypt_error == 0 || ctx->vec.novrfy) {
2573 err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2574 ctx->vec_name, &ctx->cfg,
2575 ctx->req, ctx->tsgls);
2576 if (err)
2577 goto out;
2578 }
2579 cond_resched();
2580 }
2581 err = 0;
2582out:
2583 crypto_free_aead(generic_tfm);
2584 aead_request_free(generic_req);
2585 return err;
2586}
2587
2588static int test_aead_extra(const struct alg_test_desc *test_desc,
2589 struct aead_request *req,
2590 struct cipher_test_sglists *tsgls)
2591{
2592 struct aead_extra_tests_ctx *ctx;
2593 unsigned int i;
2594 int err;
2595
2596 if (noextratests)
2597 return 0;
2598
2599 ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
2600 if (!ctx)
2601 return -ENOMEM;
2602 init_rnd_state(&ctx->rng);
2603 ctx->req = req;
2604 ctx->tfm = crypto_aead_reqtfm(req);
2605 ctx->test_desc = test_desc;
2606 ctx->tsgls = tsgls;
2607 ctx->maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2608 ctx->maxkeysize = 0;
2609 for (i = 0; i < test_desc->suite.aead.count; i++)
2610 ctx->maxkeysize = max_t(unsigned int, ctx->maxkeysize,
2611 test_desc->suite.aead.vecs[i].klen);
2612
2613 ctx->vec.key = kmalloc(ctx->maxkeysize, GFP_KERNEL);
2614 ctx->vec.iv = kmalloc(crypto_aead_ivsize(ctx->tfm), GFP_KERNEL);
2615 ctx->vec.assoc = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2616 ctx->vec.ptext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2617 ctx->vec.ctext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2618 if (!ctx->vec.key || !ctx->vec.iv || !ctx->vec.assoc ||
2619 !ctx->vec.ptext || !ctx->vec.ctext) {
2620 err = -ENOMEM;
2621 goto out;
2622 }
2623
2624 err = test_aead_vs_generic_impl(ctx);
2625 if (err)
2626 goto out;
2627
2628 err = test_aead_inauthentic_inputs(ctx);
2629out:
2630 kfree(ctx->vec.key);
2631 kfree(ctx->vec.iv);
2632 kfree(ctx->vec.assoc);
2633 kfree(ctx->vec.ptext);
2634 kfree(ctx->vec.ctext);
2635 kfree(ctx);
2636 return err;
2637}
2638#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2639static int test_aead_extra(const struct alg_test_desc *test_desc,
2640 struct aead_request *req,
2641 struct cipher_test_sglists *tsgls)
2642{
2643 return 0;
2644}
2645#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2646
2647static int test_aead(int enc, const struct aead_test_suite *suite,
2648 struct aead_request *req,
2649 struct cipher_test_sglists *tsgls)
2650{
2651 unsigned int i;
2652 int err;
2653
2654 for (i = 0; i < suite->count; i++) {
2655 err = test_aead_vec(enc, &suite->vecs[i], i, req, tsgls);
2656 if (err)
2657 return err;
2658 cond_resched();
2659 }
2660 return 0;
2661}
2662
2663static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
2664 u32 type, u32 mask)
2665{
2666 const struct aead_test_suite *suite = &desc->suite.aead;
2667 struct crypto_aead *tfm;
2668 struct aead_request *req = NULL;
2669 struct cipher_test_sglists *tsgls = NULL;
2670 int err;
2671
2672 if (suite->count <= 0) {
2673 pr_err("alg: aead: empty test suite for %s\n", driver);
2674 return -EINVAL;
2675 }
2676
2677 tfm = crypto_alloc_aead(driver, type, mask);
2678 if (IS_ERR(tfm)) {
2679 pr_err("alg: aead: failed to allocate transform for %s: %ld\n",
2680 driver, PTR_ERR(tfm));
2681 return PTR_ERR(tfm);
2682 }
2683 driver = crypto_aead_driver_name(tfm);
2684
2685 req = aead_request_alloc(tfm, GFP_KERNEL);
2686 if (!req) {
2687 pr_err("alg: aead: failed to allocate request for %s\n",
2688 driver);
2689 err = -ENOMEM;
2690 goto out;
2691 }
2692
2693 tsgls = alloc_cipher_test_sglists();
2694 if (!tsgls) {
2695 pr_err("alg: aead: failed to allocate test buffers for %s\n",
2696 driver);
2697 err = -ENOMEM;
2698 goto out;
2699 }
2700
2701 err = test_aead(ENCRYPT, suite, req, tsgls);
2702 if (err)
2703 goto out;
2704
2705 err = test_aead(DECRYPT, suite, req, tsgls);
2706 if (err)
2707 goto out;
2708
2709 err = test_aead_extra(desc, req, tsgls);
2710out:
2711 free_cipher_test_sglists(tsgls);
2712 aead_request_free(req);
2713 crypto_free_aead(tfm);
2714 return err;
2715}
2716
2717static int test_cipher(struct crypto_cipher *tfm, int enc,
2718 const struct cipher_testvec *template,
2719 unsigned int tcount)
2720{
2721 const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
2722 unsigned int i, j, k;
2723 char *q;
2724 const char *e;
2725 const char *input, *result;
2726 void *data;
2727 char *xbuf[XBUFSIZE];
2728 int ret = -ENOMEM;
2729
2730 if (testmgr_alloc_buf(xbuf))
2731 goto out_nobuf;
2732
2733 if (enc == ENCRYPT)
2734 e = "encryption";
2735 else
2736 e = "decryption";
2737
2738 j = 0;
2739 for (i = 0; i < tcount; i++) {
2740
2741 if (fips_enabled && template[i].fips_skip)
2742 continue;
2743
2744 input = enc ? template[i].ptext : template[i].ctext;
2745 result = enc ? template[i].ctext : template[i].ptext;
2746 j++;
2747
2748 ret = -EINVAL;
2749 if (WARN_ON(template[i].len > PAGE_SIZE))
2750 goto out;
2751
2752 data = xbuf[0];
2753 memcpy(data, input, template[i].len);
2754
2755 crypto_cipher_clear_flags(tfm, ~0);
2756 if (template[i].wk)
2757 crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2758
2759 ret = crypto_cipher_setkey(tfm, template[i].key,
2760 template[i].klen);
2761 if (ret) {
2762 if (ret == template[i].setkey_error)
2763 continue;
2764 pr_err("alg: cipher: %s setkey failed on test vector %u; expected_error=%d, actual_error=%d, flags=%#x\n",
2765 algo, j, template[i].setkey_error, ret,
2766 crypto_cipher_get_flags(tfm));
2767 goto out;
2768 }
2769 if (template[i].setkey_error) {
2770 pr_err("alg: cipher: %s setkey unexpectedly succeeded on test vector %u; expected_error=%d\n",
2771 algo, j, template[i].setkey_error);
2772 ret = -EINVAL;
2773 goto out;
2774 }
2775
2776 for (k = 0; k < template[i].len;
2777 k += crypto_cipher_blocksize(tfm)) {
2778 if (enc)
2779 crypto_cipher_encrypt_one(tfm, data + k,
2780 data + k);
2781 else
2782 crypto_cipher_decrypt_one(tfm, data + k,
2783 data + k);
2784 }
2785
2786 q = data;
2787 if (memcmp(q, result, template[i].len)) {
2788 printk(KERN_ERR "alg: cipher: Test %d failed "
2789 "on %s for %s\n", j, e, algo);
2790 hexdump(q, template[i].len);
2791 ret = -EINVAL;
2792 goto out;
2793 }
2794 }
2795
2796 ret = 0;
2797
2798out:
2799 testmgr_free_buf(xbuf);
2800out_nobuf:
2801 return ret;
2802}
2803
2804static int test_skcipher_vec_cfg(int enc, const struct cipher_testvec *vec,
2805 const char *vec_name,
2806 const struct testvec_config *cfg,
2807 struct skcipher_request *req,
2808 struct cipher_test_sglists *tsgls)
2809{
2810 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2811 const unsigned int alignmask = crypto_skcipher_alignmask(tfm);
2812 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2813 const char *driver = crypto_skcipher_driver_name(tfm);
2814 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2815 const char *op = enc ? "encryption" : "decryption";
2816 DECLARE_CRYPTO_WAIT(wait);
2817 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2818 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2819 cfg->iv_offset +
2820 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2821 struct kvec input;
2822 int err;
2823
2824 /* Set the key */
2825 if (vec->wk)
2826 crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2827 else
2828 crypto_skcipher_clear_flags(tfm,
2829 CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2830 err = do_setkey(crypto_skcipher_setkey, tfm, vec->key, vec->klen,
2831 cfg, alignmask);
2832 if (err) {
2833 if (err == vec->setkey_error)
2834 return 0;
2835 pr_err("alg: skcipher: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2836 driver, vec_name, vec->setkey_error, err,
2837 crypto_skcipher_get_flags(tfm));
2838 return err;
2839 }
2840 if (vec->setkey_error) {
2841 pr_err("alg: skcipher: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2842 driver, vec_name, vec->setkey_error);
2843 return -EINVAL;
2844 }
2845
2846 /* The IV must be copied to a buffer, as the algorithm may modify it */
2847 if (ivsize) {
2848 if (WARN_ON(ivsize > MAX_IVLEN))
2849 return -EINVAL;
2850 if (vec->generates_iv && !enc)
2851 memcpy(iv, vec->iv_out, ivsize);
2852 else if (vec->iv)
2853 memcpy(iv, vec->iv, ivsize);
2854 else
2855 memset(iv, 0, ivsize);
2856 } else {
2857 if (vec->generates_iv) {
2858 pr_err("alg: skcipher: %s has ivsize=0 but test vector %s generates IV!\n",
2859 driver, vec_name);
2860 return -EINVAL;
2861 }
2862 iv = NULL;
2863 }
2864
2865 /* Build the src/dst scatterlists */
2866 input.iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2867 input.iov_len = vec->len;
2868 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2869 vec->len, vec->len, &input, 1);
2870 if (err) {
2871 pr_err("alg: skcipher: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2872 driver, op, vec_name, cfg->name);
2873 return err;
2874 }
2875
2876 /* Do the actual encryption or decryption */
2877 testmgr_poison(req->__ctx, crypto_skcipher_reqsize(tfm));
2878 skcipher_request_set_callback(req, req_flags, crypto_req_done, &wait);
2879 skcipher_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2880 vec->len, iv);
2881 if (cfg->nosimd)
2882 crypto_disable_simd_for_test();
2883 err = enc ? crypto_skcipher_encrypt(req) : crypto_skcipher_decrypt(req);
2884 if (cfg->nosimd)
2885 crypto_reenable_simd_for_test();
2886 err = crypto_wait_req(err, &wait);
2887
2888 /* Check that the algorithm didn't overwrite things it shouldn't have */
2889 if (req->cryptlen != vec->len ||
2890 req->iv != iv ||
2891 req->src != tsgls->src.sgl_ptr ||
2892 req->dst != tsgls->dst.sgl_ptr ||
2893 crypto_skcipher_reqtfm(req) != tfm ||
2894 req->base.complete != crypto_req_done ||
2895 req->base.flags != req_flags ||
2896 req->base.data != &wait) {
2897 pr_err("alg: skcipher: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2898 driver, op, vec_name, cfg->name);
2899 if (req->cryptlen != vec->len)
2900 pr_err("alg: skcipher: changed 'req->cryptlen'\n");
2901 if (req->iv != iv)
2902 pr_err("alg: skcipher: changed 'req->iv'\n");
2903 if (req->src != tsgls->src.sgl_ptr)
2904 pr_err("alg: skcipher: changed 'req->src'\n");
2905 if (req->dst != tsgls->dst.sgl_ptr)
2906 pr_err("alg: skcipher: changed 'req->dst'\n");
2907 if (crypto_skcipher_reqtfm(req) != tfm)
2908 pr_err("alg: skcipher: changed 'req->base.tfm'\n");
2909 if (req->base.complete != crypto_req_done)
2910 pr_err("alg: skcipher: changed 'req->base.complete'\n");
2911 if (req->base.flags != req_flags)
2912 pr_err("alg: skcipher: changed 'req->base.flags'\n");
2913 if (req->base.data != &wait)
2914 pr_err("alg: skcipher: changed 'req->base.data'\n");
2915 return -EINVAL;
2916 }
2917 if (is_test_sglist_corrupted(&tsgls->src)) {
2918 pr_err("alg: skcipher: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2919 driver, op, vec_name, cfg->name);
2920 return -EINVAL;
2921 }
2922 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2923 is_test_sglist_corrupted(&tsgls->dst)) {
2924 pr_err("alg: skcipher: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2925 driver, op, vec_name, cfg->name);
2926 return -EINVAL;
2927 }
2928
2929 /* Check for success or failure */
2930 if (err) {
2931 if (err == vec->crypt_error)
2932 return 0;
2933 pr_err("alg: skcipher: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
2934 driver, op, vec_name, vec->crypt_error, err, cfg->name);
2935 return err;
2936 }
2937 if (vec->crypt_error) {
2938 pr_err("alg: skcipher: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
2939 driver, op, vec_name, vec->crypt_error, cfg->name);
2940 return -EINVAL;
2941 }
2942
2943 /* Check for the correct output (ciphertext or plaintext) */
2944 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2945 vec->len, 0, true);
2946 if (err == -EOVERFLOW) {
2947 pr_err("alg: skcipher: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2948 driver, op, vec_name, cfg->name);
2949 return err;
2950 }
2951 if (err) {
2952 pr_err("alg: skcipher: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2953 driver, op, vec_name, cfg->name);
2954 return err;
2955 }
2956
2957 /* If applicable, check that the algorithm generated the correct IV */
2958 if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) {
2959 pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %s, cfg=\"%s\"\n",
2960 driver, op, vec_name, cfg->name);
2961 hexdump(iv, ivsize);
2962 return -EINVAL;
2963 }
2964
2965 return 0;
2966}
2967
2968static int test_skcipher_vec(int enc, const struct cipher_testvec *vec,
2969 unsigned int vec_num,
2970 struct skcipher_request *req,
2971 struct cipher_test_sglists *tsgls)
2972{
2973 char vec_name[16];
2974 unsigned int i;
2975 int err;
2976
2977 if (fips_enabled && vec->fips_skip)
2978 return 0;
2979
2980 sprintf(vec_name, "%u", vec_num);
2981
2982 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2983 err = test_skcipher_vec_cfg(enc, vec, vec_name,
2984 &default_cipher_testvec_configs[i],
2985 req, tsgls);
2986 if (err)
2987 return err;
2988 }
2989
2990#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2991 if (!noextratests) {
2992 struct rnd_state rng;
2993 struct testvec_config cfg;
2994 char cfgname[TESTVEC_CONFIG_NAMELEN];
2995
2996 init_rnd_state(&rng);
2997
2998 for (i = 0; i < fuzz_iterations; i++) {
2999 generate_random_testvec_config(&rng, &cfg, cfgname,
3000 sizeof(cfgname));
3001 err = test_skcipher_vec_cfg(enc, vec, vec_name,
3002 &cfg, req, tsgls);
3003 if (err)
3004 return err;
3005 cond_resched();
3006 }
3007 }
3008#endif
3009 return 0;
3010}
3011
3012#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3013/*
3014 * Generate a symmetric cipher test vector from the given implementation.
3015 * Assumes the buffers in 'vec' were already allocated.
3016 */
3017static void generate_random_cipher_testvec(struct rnd_state *rng,
3018 struct skcipher_request *req,
3019 struct cipher_testvec *vec,
3020 unsigned int maxdatasize,
3021 char *name, size_t max_namelen)
3022{
3023 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3024 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3025 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3026 struct scatterlist src, dst;
3027 u8 iv[MAX_IVLEN];
3028 DECLARE_CRYPTO_WAIT(wait);
3029
3030 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
3031 vec->klen = maxkeysize;
3032 if (prandom_u32_below(rng, 4) == 0)
3033 vec->klen = prandom_u32_below(rng, maxkeysize + 1);
3034 generate_random_bytes(rng, (u8 *)vec->key, vec->klen);
3035 vec->setkey_error = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
3036
3037 /* IV */
3038 generate_random_bytes(rng, (u8 *)vec->iv, ivsize);
3039
3040 /* Plaintext */
3041 vec->len = generate_random_length(rng, maxdatasize);
3042 generate_random_bytes(rng, (u8 *)vec->ptext, vec->len);
3043
3044 /* If the key couldn't be set, no need to continue to encrypt. */
3045 if (vec->setkey_error)
3046 goto done;
3047
3048 /* Ciphertext */
3049 sg_init_one(&src, vec->ptext, vec->len);
3050 sg_init_one(&dst, vec->ctext, vec->len);
3051 memcpy(iv, vec->iv, ivsize);
3052 skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
3053 skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
3054 vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
3055 if (vec->crypt_error != 0) {
3056 /*
3057 * The only acceptable error here is for an invalid length, so
3058 * skcipher decryption should fail with the same error too.
3059 * We'll test for this. But to keep the API usage well-defined,
3060 * explicitly initialize the ciphertext buffer too.
3061 */
3062 memset((u8 *)vec->ctext, 0, vec->len);
3063 }
3064done:
3065 snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
3066 vec->len, vec->klen);
3067}
3068
3069/*
3070 * Test the skcipher algorithm represented by @req against the corresponding
3071 * generic implementation, if one is available.
3072 */
3073static int test_skcipher_vs_generic_impl(const char *generic_driver,
3074 struct skcipher_request *req,
3075 struct cipher_test_sglists *tsgls)
3076{
3077 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3078 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3079 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3080 const unsigned int blocksize = crypto_skcipher_blocksize(tfm);
3081 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
3082 const char *algname = crypto_skcipher_alg(tfm)->base.cra_name;
3083 const char *driver = crypto_skcipher_driver_name(tfm);
3084 struct rnd_state rng;
3085 char _generic_driver[CRYPTO_MAX_ALG_NAME];
3086 struct crypto_skcipher *generic_tfm = NULL;
3087 struct skcipher_request *generic_req = NULL;
3088 unsigned int i;
3089 struct cipher_testvec vec = { 0 };
3090 char vec_name[64];
3091 struct testvec_config *cfg;
3092 char cfgname[TESTVEC_CONFIG_NAMELEN];
3093 int err;
3094
3095 if (noextratests)
3096 return 0;
3097
3098 /* Keywrap isn't supported here yet as it handles its IV differently. */
3099 if (strncmp(algname, "kw(", 3) == 0)
3100 return 0;
3101
3102 init_rnd_state(&rng);
3103
3104 if (!generic_driver) { /* Use default naming convention? */
3105 err = build_generic_driver_name(algname, _generic_driver);
3106 if (err)
3107 return err;
3108 generic_driver = _generic_driver;
3109 }
3110
3111 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
3112 return 0;
3113
3114 generic_tfm = crypto_alloc_skcipher(generic_driver, 0, 0);
3115 if (IS_ERR(generic_tfm)) {
3116 err = PTR_ERR(generic_tfm);
3117 if (err == -ENOENT) {
3118 pr_warn("alg: skcipher: skipping comparison tests for %s because %s is unavailable\n",
3119 driver, generic_driver);
3120 return 0;
3121 }
3122 pr_err("alg: skcipher: error allocating %s (generic impl of %s): %d\n",
3123 generic_driver, algname, err);
3124 return err;
3125 }
3126
3127 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
3128 if (!cfg) {
3129 err = -ENOMEM;
3130 goto out;
3131 }
3132
3133 generic_req = skcipher_request_alloc(generic_tfm, GFP_KERNEL);
3134 if (!generic_req) {
3135 err = -ENOMEM;
3136 goto out;
3137 }
3138
3139 /* Check the algorithm properties for consistency. */
3140
3141 if (crypto_skcipher_min_keysize(tfm) !=
3142 crypto_skcipher_min_keysize(generic_tfm)) {
3143 pr_err("alg: skcipher: min keysize for %s (%u) doesn't match generic impl (%u)\n",
3144 driver, crypto_skcipher_min_keysize(tfm),
3145 crypto_skcipher_min_keysize(generic_tfm));
3146 err = -EINVAL;
3147 goto out;
3148 }
3149
3150 if (maxkeysize != crypto_skcipher_max_keysize(generic_tfm)) {
3151 pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
3152 driver, maxkeysize,
3153 crypto_skcipher_max_keysize(generic_tfm));
3154 err = -EINVAL;
3155 goto out;
3156 }
3157
3158 if (ivsize != crypto_skcipher_ivsize(generic_tfm)) {
3159 pr_err("alg: skcipher: ivsize for %s (%u) doesn't match generic impl (%u)\n",
3160 driver, ivsize, crypto_skcipher_ivsize(generic_tfm));
3161 err = -EINVAL;
3162 goto out;
3163 }
3164
3165 if (blocksize != crypto_skcipher_blocksize(generic_tfm)) {
3166 pr_err("alg: skcipher: blocksize for %s (%u) doesn't match generic impl (%u)\n",
3167 driver, blocksize,
3168 crypto_skcipher_blocksize(generic_tfm));
3169 err = -EINVAL;
3170 goto out;
3171 }
3172
3173 /*
3174 * Now generate test vectors using the generic implementation, and test
3175 * the other implementation against them.
3176 */
3177
3178 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
3179 vec.iv = kmalloc(ivsize, GFP_KERNEL);
3180 vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
3181 vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
3182 if (!vec.key || !vec.iv || !vec.ptext || !vec.ctext) {
3183 err = -ENOMEM;
3184 goto out;
3185 }
3186
3187 for (i = 0; i < fuzz_iterations * 8; i++) {
3188 generate_random_cipher_testvec(&rng, generic_req, &vec,
3189 maxdatasize,
3190 vec_name, sizeof(vec_name));
3191 generate_random_testvec_config(&rng, cfg, cfgname,
3192 sizeof(cfgname));
3193
3194 err = test_skcipher_vec_cfg(ENCRYPT, &vec, vec_name,
3195 cfg, req, tsgls);
3196 if (err)
3197 goto out;
3198 err = test_skcipher_vec_cfg(DECRYPT, &vec, vec_name,
3199 cfg, req, tsgls);
3200 if (err)
3201 goto out;
3202 cond_resched();
3203 }
3204 err = 0;
3205out:
3206 kfree(cfg);
3207 kfree(vec.key);
3208 kfree(vec.iv);
3209 kfree(vec.ptext);
3210 kfree(vec.ctext);
3211 crypto_free_skcipher(generic_tfm);
3212 skcipher_request_free(generic_req);
3213 return err;
3214}
3215#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3216static int test_skcipher_vs_generic_impl(const char *generic_driver,
3217 struct skcipher_request *req,
3218 struct cipher_test_sglists *tsgls)
3219{
3220 return 0;
3221}
3222#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3223
3224static int test_skcipher(int enc, const struct cipher_test_suite *suite,
3225 struct skcipher_request *req,
3226 struct cipher_test_sglists *tsgls)
3227{
3228 unsigned int i;
3229 int err;
3230
3231 for (i = 0; i < suite->count; i++) {
3232 err = test_skcipher_vec(enc, &suite->vecs[i], i, req, tsgls);
3233 if (err)
3234 return err;
3235 cond_resched();
3236 }
3237 return 0;
3238}
3239
3240static int alg_test_skcipher(const struct alg_test_desc *desc,
3241 const char *driver, u32 type, u32 mask)
3242{
3243 const struct cipher_test_suite *suite = &desc->suite.cipher;
3244 struct crypto_skcipher *tfm;
3245 struct skcipher_request *req = NULL;
3246 struct cipher_test_sglists *tsgls = NULL;
3247 int err;
3248
3249 if (suite->count <= 0) {
3250 pr_err("alg: skcipher: empty test suite for %s\n", driver);
3251 return -EINVAL;
3252 }
3253
3254 tfm = crypto_alloc_skcipher(driver, type, mask);
3255 if (IS_ERR(tfm)) {
3256 pr_err("alg: skcipher: failed to allocate transform for %s: %ld\n",
3257 driver, PTR_ERR(tfm));
3258 return PTR_ERR(tfm);
3259 }
3260 driver = crypto_skcipher_driver_name(tfm);
3261
3262 req = skcipher_request_alloc(tfm, GFP_KERNEL);
3263 if (!req) {
3264 pr_err("alg: skcipher: failed to allocate request for %s\n",
3265 driver);
3266 err = -ENOMEM;
3267 goto out;
3268 }
3269
3270 tsgls = alloc_cipher_test_sglists();
3271 if (!tsgls) {
3272 pr_err("alg: skcipher: failed to allocate test buffers for %s\n",
3273 driver);
3274 err = -ENOMEM;
3275 goto out;
3276 }
3277
3278 err = test_skcipher(ENCRYPT, suite, req, tsgls);
3279 if (err)
3280 goto out;
3281
3282 err = test_skcipher(DECRYPT, suite, req, tsgls);
3283 if (err)
3284 goto out;
3285
3286 err = test_skcipher_vs_generic_impl(desc->generic_driver, req, tsgls);
3287out:
3288 free_cipher_test_sglists(tsgls);
3289 skcipher_request_free(req);
3290 crypto_free_skcipher(tfm);
3291 return err;
3292}
3293
3294static int test_comp(struct crypto_comp *tfm,
3295 const struct comp_testvec *ctemplate,
3296 const struct comp_testvec *dtemplate,
3297 int ctcount, int dtcount)
3298{
3299 const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
3300 char *output, *decomp_output;
3301 unsigned int i;
3302 int ret;
3303
3304 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3305 if (!output)
3306 return -ENOMEM;
3307
3308 decomp_output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3309 if (!decomp_output) {
3310 kfree(output);
3311 return -ENOMEM;
3312 }
3313
3314 for (i = 0; i < ctcount; i++) {
3315 int ilen;
3316 unsigned int dlen = COMP_BUF_SIZE;
3317
3318 memset(output, 0, COMP_BUF_SIZE);
3319 memset(decomp_output, 0, COMP_BUF_SIZE);
3320
3321 ilen = ctemplate[i].inlen;
3322 ret = crypto_comp_compress(tfm, ctemplate[i].input,
3323 ilen, output, &dlen);
3324 if (ret) {
3325 printk(KERN_ERR "alg: comp: compression failed "
3326 "on test %d for %s: ret=%d\n", i + 1, algo,
3327 -ret);
3328 goto out;
3329 }
3330
3331 ilen = dlen;
3332 dlen = COMP_BUF_SIZE;
3333 ret = crypto_comp_decompress(tfm, output,
3334 ilen, decomp_output, &dlen);
3335 if (ret) {
3336 pr_err("alg: comp: compression failed: decompress: on test %d for %s failed: ret=%d\n",
3337 i + 1, algo, -ret);
3338 goto out;
3339 }
3340
3341 if (dlen != ctemplate[i].inlen) {
3342 printk(KERN_ERR "alg: comp: Compression test %d "
3343 "failed for %s: output len = %d\n", i + 1, algo,
3344 dlen);
3345 ret = -EINVAL;
3346 goto out;
3347 }
3348
3349 if (memcmp(decomp_output, ctemplate[i].input,
3350 ctemplate[i].inlen)) {
3351 pr_err("alg: comp: compression failed: output differs: on test %d for %s\n",
3352 i + 1, algo);
3353 hexdump(decomp_output, dlen);
3354 ret = -EINVAL;
3355 goto out;
3356 }
3357 }
3358
3359 for (i = 0; i < dtcount; i++) {
3360 int ilen;
3361 unsigned int dlen = COMP_BUF_SIZE;
3362
3363 memset(decomp_output, 0, COMP_BUF_SIZE);
3364
3365 ilen = dtemplate[i].inlen;
3366 ret = crypto_comp_decompress(tfm, dtemplate[i].input,
3367 ilen, decomp_output, &dlen);
3368 if (ret) {
3369 printk(KERN_ERR "alg: comp: decompression failed "
3370 "on test %d for %s: ret=%d\n", i + 1, algo,
3371 -ret);
3372 goto out;
3373 }
3374
3375 if (dlen != dtemplate[i].outlen) {
3376 printk(KERN_ERR "alg: comp: Decompression test %d "
3377 "failed for %s: output len = %d\n", i + 1, algo,
3378 dlen);
3379 ret = -EINVAL;
3380 goto out;
3381 }
3382
3383 if (memcmp(decomp_output, dtemplate[i].output, dlen)) {
3384 printk(KERN_ERR "alg: comp: Decompression test %d "
3385 "failed for %s\n", i + 1, algo);
3386 hexdump(decomp_output, dlen);
3387 ret = -EINVAL;
3388 goto out;
3389 }
3390 }
3391
3392 ret = 0;
3393
3394out:
3395 kfree(decomp_output);
3396 kfree(output);
3397 return ret;
3398}
3399
3400static int test_acomp(struct crypto_acomp *tfm,
3401 const struct comp_testvec *ctemplate,
3402 const struct comp_testvec *dtemplate,
3403 int ctcount, int dtcount)
3404{
3405 const char *algo = crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm));
3406 unsigned int i;
3407 char *output, *decomp_out;
3408 int ret;
3409 struct scatterlist src, dst;
3410 struct acomp_req *req;
3411 struct crypto_wait wait;
3412
3413 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3414 if (!output)
3415 return -ENOMEM;
3416
3417 decomp_out = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3418 if (!decomp_out) {
3419 kfree(output);
3420 return -ENOMEM;
3421 }
3422
3423 for (i = 0; i < ctcount; i++) {
3424 unsigned int dlen = COMP_BUF_SIZE;
3425 int ilen = ctemplate[i].inlen;
3426 void *input_vec;
3427
3428 input_vec = kmemdup(ctemplate[i].input, ilen, GFP_KERNEL);
3429 if (!input_vec) {
3430 ret = -ENOMEM;
3431 goto out;
3432 }
3433
3434 memset(output, 0, dlen);
3435 crypto_init_wait(&wait);
3436 sg_init_one(&src, input_vec, ilen);
3437 sg_init_one(&dst, output, dlen);
3438
3439 req = acomp_request_alloc(tfm);
3440 if (!req) {
3441 pr_err("alg: acomp: request alloc failed for %s\n",
3442 algo);
3443 kfree(input_vec);
3444 ret = -ENOMEM;
3445 goto out;
3446 }
3447
3448 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3449 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3450 crypto_req_done, &wait);
3451
3452 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3453 if (ret) {
3454 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3455 i + 1, algo, -ret);
3456 kfree(input_vec);
3457 acomp_request_free(req);
3458 goto out;
3459 }
3460
3461 ilen = req->dlen;
3462 dlen = COMP_BUF_SIZE;
3463 sg_init_one(&src, output, ilen);
3464 sg_init_one(&dst, decomp_out, dlen);
3465 crypto_init_wait(&wait);
3466 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3467
3468 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3469 if (ret) {
3470 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3471 i + 1, algo, -ret);
3472 kfree(input_vec);
3473 acomp_request_free(req);
3474 goto out;
3475 }
3476
3477 if (req->dlen != ctemplate[i].inlen) {
3478 pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
3479 i + 1, algo, req->dlen);
3480 ret = -EINVAL;
3481 kfree(input_vec);
3482 acomp_request_free(req);
3483 goto out;
3484 }
3485
3486 if (memcmp(input_vec, decomp_out, req->dlen)) {
3487 pr_err("alg: acomp: Compression test %d failed for %s\n",
3488 i + 1, algo);
3489 hexdump(output, req->dlen);
3490 ret = -EINVAL;
3491 kfree(input_vec);
3492 acomp_request_free(req);
3493 goto out;
3494 }
3495
3496#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3497 crypto_init_wait(&wait);
3498 sg_init_one(&src, input_vec, ilen);
3499 acomp_request_set_params(req, &src, NULL, ilen, 0);
3500
3501 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3502 if (ret) {
3503 pr_err("alg: acomp: compression failed on NULL dst buffer test %d for %s: ret=%d\n",
3504 i + 1, algo, -ret);
3505 kfree(input_vec);
3506 acomp_request_free(req);
3507 goto out;
3508 }
3509#endif
3510
3511 kfree(input_vec);
3512 acomp_request_free(req);
3513 }
3514
3515 for (i = 0; i < dtcount; i++) {
3516 unsigned int dlen = COMP_BUF_SIZE;
3517 int ilen = dtemplate[i].inlen;
3518 void *input_vec;
3519
3520 input_vec = kmemdup(dtemplate[i].input, ilen, GFP_KERNEL);
3521 if (!input_vec) {
3522 ret = -ENOMEM;
3523 goto out;
3524 }
3525
3526 memset(output, 0, dlen);
3527 crypto_init_wait(&wait);
3528 sg_init_one(&src, input_vec, ilen);
3529 sg_init_one(&dst, output, dlen);
3530
3531 req = acomp_request_alloc(tfm);
3532 if (!req) {
3533 pr_err("alg: acomp: request alloc failed for %s\n",
3534 algo);
3535 kfree(input_vec);
3536 ret = -ENOMEM;
3537 goto out;
3538 }
3539
3540 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3541 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3542 crypto_req_done, &wait);
3543
3544 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3545 if (ret) {
3546 pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
3547 i + 1, algo, -ret);
3548 kfree(input_vec);
3549 acomp_request_free(req);
3550 goto out;
3551 }
3552
3553 if (req->dlen != dtemplate[i].outlen) {
3554 pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
3555 i + 1, algo, req->dlen);
3556 ret = -EINVAL;
3557 kfree(input_vec);
3558 acomp_request_free(req);
3559 goto out;
3560 }
3561
3562 if (memcmp(output, dtemplate[i].output, req->dlen)) {
3563 pr_err("alg: acomp: Decompression test %d failed for %s\n",
3564 i + 1, algo);
3565 hexdump(output, req->dlen);
3566 ret = -EINVAL;
3567 kfree(input_vec);
3568 acomp_request_free(req);
3569 goto out;
3570 }
3571
3572#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3573 crypto_init_wait(&wait);
3574 acomp_request_set_params(req, &src, NULL, ilen, 0);
3575
3576 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3577 if (ret) {
3578 pr_err("alg: acomp: decompression failed on NULL dst buffer test %d for %s: ret=%d\n",
3579 i + 1, algo, -ret);
3580 kfree(input_vec);
3581 acomp_request_free(req);
3582 goto out;
3583 }
3584#endif
3585
3586 kfree(input_vec);
3587 acomp_request_free(req);
3588 }
3589
3590 ret = 0;
3591
3592out:
3593 kfree(decomp_out);
3594 kfree(output);
3595 return ret;
3596}
3597
3598static int test_cprng(struct crypto_rng *tfm,
3599 const struct cprng_testvec *template,
3600 unsigned int tcount)
3601{
3602 const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
3603 int err = 0, i, j, seedsize;
3604 u8 *seed;
3605 char result[32];
3606
3607 seedsize = crypto_rng_seedsize(tfm);
3608
3609 seed = kmalloc(seedsize, GFP_KERNEL);
3610 if (!seed) {
3611 printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
3612 "for %s\n", algo);
3613 return -ENOMEM;
3614 }
3615
3616 for (i = 0; i < tcount; i++) {
3617 memset(result, 0, 32);
3618
3619 memcpy(seed, template[i].v, template[i].vlen);
3620 memcpy(seed + template[i].vlen, template[i].key,
3621 template[i].klen);
3622 memcpy(seed + template[i].vlen + template[i].klen,
3623 template[i].dt, template[i].dtlen);
3624
3625 err = crypto_rng_reset(tfm, seed, seedsize);
3626 if (err) {
3627 printk(KERN_ERR "alg: cprng: Failed to reset rng "
3628 "for %s\n", algo);
3629 goto out;
3630 }
3631
3632 for (j = 0; j < template[i].loops; j++) {
3633 err = crypto_rng_get_bytes(tfm, result,
3634 template[i].rlen);
3635 if (err < 0) {
3636 printk(KERN_ERR "alg: cprng: Failed to obtain "
3637 "the correct amount of random data for "
3638 "%s (requested %d)\n", algo,
3639 template[i].rlen);
3640 goto out;
3641 }
3642 }
3643
3644 err = memcmp(result, template[i].result,
3645 template[i].rlen);
3646 if (err) {
3647 printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
3648 i, algo);
3649 hexdump(result, template[i].rlen);
3650 err = -EINVAL;
3651 goto out;
3652 }
3653 }
3654
3655out:
3656 kfree(seed);
3657 return err;
3658}
3659
3660static int alg_test_cipher(const struct alg_test_desc *desc,
3661 const char *driver, u32 type, u32 mask)
3662{
3663 const struct cipher_test_suite *suite = &desc->suite.cipher;
3664 struct crypto_cipher *tfm;
3665 int err;
3666
3667 tfm = crypto_alloc_cipher(driver, type, mask);
3668 if (IS_ERR(tfm)) {
3669 printk(KERN_ERR "alg: cipher: Failed to load transform for "
3670 "%s: %ld\n", driver, PTR_ERR(tfm));
3671 return PTR_ERR(tfm);
3672 }
3673
3674 err = test_cipher(tfm, ENCRYPT, suite->vecs, suite->count);
3675 if (!err)
3676 err = test_cipher(tfm, DECRYPT, suite->vecs, suite->count);
3677
3678 crypto_free_cipher(tfm);
3679 return err;
3680}
3681
3682static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
3683 u32 type, u32 mask)
3684{
3685 struct crypto_comp *comp;
3686 struct crypto_acomp *acomp;
3687 int err;
3688 u32 algo_type = type & CRYPTO_ALG_TYPE_ACOMPRESS_MASK;
3689
3690 if (algo_type == CRYPTO_ALG_TYPE_ACOMPRESS) {
3691 acomp = crypto_alloc_acomp(driver, type, mask);
3692 if (IS_ERR(acomp)) {
3693 pr_err("alg: acomp: Failed to load transform for %s: %ld\n",
3694 driver, PTR_ERR(acomp));
3695 return PTR_ERR(acomp);
3696 }
3697 err = test_acomp(acomp, desc->suite.comp.comp.vecs,
3698 desc->suite.comp.decomp.vecs,
3699 desc->suite.comp.comp.count,
3700 desc->suite.comp.decomp.count);
3701 crypto_free_acomp(acomp);
3702 } else {
3703 comp = crypto_alloc_comp(driver, type, mask);
3704 if (IS_ERR(comp)) {
3705 pr_err("alg: comp: Failed to load transform for %s: %ld\n",
3706 driver, PTR_ERR(comp));
3707 return PTR_ERR(comp);
3708 }
3709
3710 err = test_comp(comp, desc->suite.comp.comp.vecs,
3711 desc->suite.comp.decomp.vecs,
3712 desc->suite.comp.comp.count,
3713 desc->suite.comp.decomp.count);
3714
3715 crypto_free_comp(comp);
3716 }
3717 return err;
3718}
3719
3720static int alg_test_crc32c(const struct alg_test_desc *desc,
3721 const char *driver, u32 type, u32 mask)
3722{
3723 struct crypto_shash *tfm;
3724 __le32 val;
3725 int err;
3726
3727 err = alg_test_hash(desc, driver, type, mask);
3728 if (err)
3729 return err;
3730
3731 tfm = crypto_alloc_shash(driver, type, mask);
3732 if (IS_ERR(tfm)) {
3733 if (PTR_ERR(tfm) == -ENOENT) {
3734 /*
3735 * This crc32c implementation is only available through
3736 * ahash API, not the shash API, so the remaining part
3737 * of the test is not applicable to it.
3738 */
3739 return 0;
3740 }
3741 printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
3742 "%ld\n", driver, PTR_ERR(tfm));
3743 return PTR_ERR(tfm);
3744 }
3745 driver = crypto_shash_driver_name(tfm);
3746
3747 do {
3748 SHASH_DESC_ON_STACK(shash, tfm);
3749 u32 *ctx = (u32 *)shash_desc_ctx(shash);
3750
3751 shash->tfm = tfm;
3752
3753 *ctx = 420553207;
3754 err = crypto_shash_final(shash, (u8 *)&val);
3755 if (err) {
3756 printk(KERN_ERR "alg: crc32c: Operation failed for "
3757 "%s: %d\n", driver, err);
3758 break;
3759 }
3760
3761 if (val != cpu_to_le32(~420553207)) {
3762 pr_err("alg: crc32c: Test failed for %s: %u\n",
3763 driver, le32_to_cpu(val));
3764 err = -EINVAL;
3765 }
3766 } while (0);
3767
3768 crypto_free_shash(tfm);
3769
3770 return err;
3771}
3772
3773static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
3774 u32 type, u32 mask)
3775{
3776 struct crypto_rng *rng;
3777 int err;
3778
3779 rng = crypto_alloc_rng(driver, type, mask);
3780 if (IS_ERR(rng)) {
3781 printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
3782 "%ld\n", driver, PTR_ERR(rng));
3783 return PTR_ERR(rng);
3784 }
3785
3786 err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
3787
3788 crypto_free_rng(rng);
3789
3790 return err;
3791}
3792
3793
3794static int drbg_cavs_test(const struct drbg_testvec *test, int pr,
3795 const char *driver, u32 type, u32 mask)
3796{
3797 int ret = -EAGAIN;
3798 struct crypto_rng *drng;
3799 struct drbg_test_data test_data;
3800 struct drbg_string addtl, pers, testentropy;
3801 unsigned char *buf = kzalloc(test->expectedlen, GFP_KERNEL);
3802
3803 if (!buf)
3804 return -ENOMEM;
3805
3806 drng = crypto_alloc_rng(driver, type, mask);
3807 if (IS_ERR(drng)) {
3808 printk(KERN_ERR "alg: drbg: could not allocate DRNG handle for "
3809 "%s\n", driver);
3810 kfree_sensitive(buf);
3811 return -ENOMEM;
3812 }
3813
3814 test_data.testentropy = &testentropy;
3815 drbg_string_fill(&testentropy, test->entropy, test->entropylen);
3816 drbg_string_fill(&pers, test->pers, test->perslen);
3817 ret = crypto_drbg_reset_test(drng, &pers, &test_data);
3818 if (ret) {
3819 printk(KERN_ERR "alg: drbg: Failed to reset rng\n");
3820 goto outbuf;
3821 }
3822
3823 drbg_string_fill(&addtl, test->addtla, test->addtllen);
3824 if (pr) {
3825 drbg_string_fill(&testentropy, test->entpra, test->entprlen);
3826 ret = crypto_drbg_get_bytes_addtl_test(drng,
3827 buf, test->expectedlen, &addtl, &test_data);
3828 } else {
3829 ret = crypto_drbg_get_bytes_addtl(drng,
3830 buf, test->expectedlen, &addtl);
3831 }
3832 if (ret < 0) {
3833 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3834 "driver %s\n", driver);
3835 goto outbuf;
3836 }
3837
3838 drbg_string_fill(&addtl, test->addtlb, test->addtllen);
3839 if (pr) {
3840 drbg_string_fill(&testentropy, test->entprb, test->entprlen);
3841 ret = crypto_drbg_get_bytes_addtl_test(drng,
3842 buf, test->expectedlen, &addtl, &test_data);
3843 } else {
3844 ret = crypto_drbg_get_bytes_addtl(drng,
3845 buf, test->expectedlen, &addtl);
3846 }
3847 if (ret < 0) {
3848 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3849 "driver %s\n", driver);
3850 goto outbuf;
3851 }
3852
3853 ret = memcmp(test->expected, buf, test->expectedlen);
3854
3855outbuf:
3856 crypto_free_rng(drng);
3857 kfree_sensitive(buf);
3858 return ret;
3859}
3860
3861
3862static int alg_test_drbg(const struct alg_test_desc *desc, const char *driver,
3863 u32 type, u32 mask)
3864{
3865 int err = 0;
3866 int pr = 0;
3867 int i = 0;
3868 const struct drbg_testvec *template = desc->suite.drbg.vecs;
3869 unsigned int tcount = desc->suite.drbg.count;
3870
3871 if (0 == memcmp(driver, "drbg_pr_", 8))
3872 pr = 1;
3873
3874 for (i = 0; i < tcount; i++) {
3875 err = drbg_cavs_test(&template[i], pr, driver, type, mask);
3876 if (err) {
3877 printk(KERN_ERR "alg: drbg: Test %d failed for %s\n",
3878 i, driver);
3879 err = -EINVAL;
3880 break;
3881 }
3882 }
3883 return err;
3884
3885}
3886
3887static int do_test_kpp(struct crypto_kpp *tfm, const struct kpp_testvec *vec,
3888 const char *alg)
3889{
3890 struct kpp_request *req;
3891 void *input_buf = NULL;
3892 void *output_buf = NULL;
3893 void *a_public = NULL;
3894 void *a_ss = NULL;
3895 void *shared_secret = NULL;
3896 struct crypto_wait wait;
3897 unsigned int out_len_max;
3898 int err = -ENOMEM;
3899 struct scatterlist src, dst;
3900
3901 req = kpp_request_alloc(tfm, GFP_KERNEL);
3902 if (!req)
3903 return err;
3904
3905 crypto_init_wait(&wait);
3906
3907 err = crypto_kpp_set_secret(tfm, vec->secret, vec->secret_size);
3908 if (err < 0)
3909 goto free_req;
3910
3911 out_len_max = crypto_kpp_maxsize(tfm);
3912 output_buf = kzalloc(out_len_max, GFP_KERNEL);
3913 if (!output_buf) {
3914 err = -ENOMEM;
3915 goto free_req;
3916 }
3917
3918 /* Use appropriate parameter as base */
3919 kpp_request_set_input(req, NULL, 0);
3920 sg_init_one(&dst, output_buf, out_len_max);
3921 kpp_request_set_output(req, &dst, out_len_max);
3922 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3923 crypto_req_done, &wait);
3924
3925 /* Compute party A's public key */
3926 err = crypto_wait_req(crypto_kpp_generate_public_key(req), &wait);
3927 if (err) {
3928 pr_err("alg: %s: Party A: generate public key test failed. err %d\n",
3929 alg, err);
3930 goto free_output;
3931 }
3932
3933 if (vec->genkey) {
3934 /* Save party A's public key */
3935 a_public = kmemdup(sg_virt(req->dst), out_len_max, GFP_KERNEL);
3936 if (!a_public) {
3937 err = -ENOMEM;
3938 goto free_output;
3939 }
3940 } else {
3941 /* Verify calculated public key */
3942 if (memcmp(vec->expected_a_public, sg_virt(req->dst),
3943 vec->expected_a_public_size)) {
3944 pr_err("alg: %s: Party A: generate public key test failed. Invalid output\n",
3945 alg);
3946 err = -EINVAL;
3947 goto free_output;
3948 }
3949 }
3950
3951 /* Calculate shared secret key by using counter part (b) public key. */
3952 input_buf = kmemdup(vec->b_public, vec->b_public_size, GFP_KERNEL);
3953 if (!input_buf) {
3954 err = -ENOMEM;
3955 goto free_output;
3956 }
3957
3958 sg_init_one(&src, input_buf, vec->b_public_size);
3959 sg_init_one(&dst, output_buf, out_len_max);
3960 kpp_request_set_input(req, &src, vec->b_public_size);
3961 kpp_request_set_output(req, &dst, out_len_max);
3962 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3963 crypto_req_done, &wait);
3964 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req), &wait);
3965 if (err) {
3966 pr_err("alg: %s: Party A: compute shared secret test failed. err %d\n",
3967 alg, err);
3968 goto free_all;
3969 }
3970
3971 if (vec->genkey) {
3972 /* Save the shared secret obtained by party A */
3973 a_ss = kmemdup(sg_virt(req->dst), vec->expected_ss_size, GFP_KERNEL);
3974 if (!a_ss) {
3975 err = -ENOMEM;
3976 goto free_all;
3977 }
3978
3979 /*
3980 * Calculate party B's shared secret by using party A's
3981 * public key.
3982 */
3983 err = crypto_kpp_set_secret(tfm, vec->b_secret,
3984 vec->b_secret_size);
3985 if (err < 0)
3986 goto free_all;
3987
3988 sg_init_one(&src, a_public, vec->expected_a_public_size);
3989 sg_init_one(&dst, output_buf, out_len_max);
3990 kpp_request_set_input(req, &src, vec->expected_a_public_size);
3991 kpp_request_set_output(req, &dst, out_len_max);
3992 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3993 crypto_req_done, &wait);
3994 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req),
3995 &wait);
3996 if (err) {
3997 pr_err("alg: %s: Party B: compute shared secret failed. err %d\n",
3998 alg, err);
3999 goto free_all;
4000 }
4001
4002 shared_secret = a_ss;
4003 } else {
4004 shared_secret = (void *)vec->expected_ss;
4005 }
4006
4007 /*
4008 * verify shared secret from which the user will derive
4009 * secret key by executing whatever hash it has chosen
4010 */
4011 if (memcmp(shared_secret, sg_virt(req->dst),
4012 vec->expected_ss_size)) {
4013 pr_err("alg: %s: compute shared secret test failed. Invalid output\n",
4014 alg);
4015 err = -EINVAL;
4016 }
4017
4018free_all:
4019 kfree(a_ss);
4020 kfree(input_buf);
4021free_output:
4022 kfree(a_public);
4023 kfree(output_buf);
4024free_req:
4025 kpp_request_free(req);
4026 return err;
4027}
4028
4029static int test_kpp(struct crypto_kpp *tfm, const char *alg,
4030 const struct kpp_testvec *vecs, unsigned int tcount)
4031{
4032 int ret, i;
4033
4034 for (i = 0; i < tcount; i++) {
4035 ret = do_test_kpp(tfm, vecs++, alg);
4036 if (ret) {
4037 pr_err("alg: %s: test failed on vector %d, err=%d\n",
4038 alg, i + 1, ret);
4039 return ret;
4040 }
4041 }
4042 return 0;
4043}
4044
4045static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
4046 u32 type, u32 mask)
4047{
4048 struct crypto_kpp *tfm;
4049 int err = 0;
4050
4051 tfm = crypto_alloc_kpp(driver, type, mask);
4052 if (IS_ERR(tfm)) {
4053 pr_err("alg: kpp: Failed to load tfm for %s: %ld\n",
4054 driver, PTR_ERR(tfm));
4055 return PTR_ERR(tfm);
4056 }
4057 if (desc->suite.kpp.vecs)
4058 err = test_kpp(tfm, desc->alg, desc->suite.kpp.vecs,
4059 desc->suite.kpp.count);
4060
4061 crypto_free_kpp(tfm);
4062 return err;
4063}
4064
4065static u8 *test_pack_u32(u8 *dst, u32 val)
4066{
4067 memcpy(dst, &val, sizeof(val));
4068 return dst + sizeof(val);
4069}
4070
4071static int test_akcipher_one(struct crypto_akcipher *tfm,
4072 const struct akcipher_testvec *vecs)
4073{
4074 char *xbuf[XBUFSIZE];
4075 struct akcipher_request *req;
4076 void *outbuf_enc = NULL;
4077 void *outbuf_dec = NULL;
4078 struct crypto_wait wait;
4079 unsigned int out_len_max, out_len = 0;
4080 int err = -ENOMEM;
4081 struct scatterlist src, dst, src_tab[3];
4082 const char *m, *c;
4083 unsigned int m_size, c_size;
4084 const char *op;
4085 u8 *key, *ptr;
4086
4087 if (testmgr_alloc_buf(xbuf))
4088 return err;
4089
4090 req = akcipher_request_alloc(tfm, GFP_KERNEL);
4091 if (!req)
4092 goto free_xbuf;
4093
4094 crypto_init_wait(&wait);
4095
4096 key = kmalloc(vecs->key_len + sizeof(u32) * 2 + vecs->param_len,
4097 GFP_KERNEL);
4098 if (!key)
4099 goto free_req;
4100 memcpy(key, vecs->key, vecs->key_len);
4101 ptr = key + vecs->key_len;
4102 ptr = test_pack_u32(ptr, vecs->algo);
4103 ptr = test_pack_u32(ptr, vecs->param_len);
4104 memcpy(ptr, vecs->params, vecs->param_len);
4105
4106 if (vecs->public_key_vec)
4107 err = crypto_akcipher_set_pub_key(tfm, key, vecs->key_len);
4108 else
4109 err = crypto_akcipher_set_priv_key(tfm, key, vecs->key_len);
4110 if (err)
4111 goto free_key;
4112
4113 /*
4114 * First run test which do not require a private key, such as
4115 * encrypt or verify.
4116 */
4117 err = -ENOMEM;
4118 out_len_max = crypto_akcipher_maxsize(tfm);
4119 outbuf_enc = kzalloc(out_len_max, GFP_KERNEL);
4120 if (!outbuf_enc)
4121 goto free_key;
4122
4123 if (!vecs->siggen_sigver_test) {
4124 m = vecs->m;
4125 m_size = vecs->m_size;
4126 c = vecs->c;
4127 c_size = vecs->c_size;
4128 op = "encrypt";
4129 } else {
4130 /* Swap args so we could keep plaintext (digest)
4131 * in vecs->m, and cooked signature in vecs->c.
4132 */
4133 m = vecs->c; /* signature */
4134 m_size = vecs->c_size;
4135 c = vecs->m; /* digest */
4136 c_size = vecs->m_size;
4137 op = "verify";
4138 }
4139
4140 err = -E2BIG;
4141 if (WARN_ON(m_size > PAGE_SIZE))
4142 goto free_all;
4143 memcpy(xbuf[0], m, m_size);
4144
4145 sg_init_table(src_tab, 3);
4146 sg_set_buf(&src_tab[0], xbuf[0], 8);
4147 sg_set_buf(&src_tab[1], xbuf[0] + 8, m_size - 8);
4148 if (vecs->siggen_sigver_test) {
4149 if (WARN_ON(c_size > PAGE_SIZE))
4150 goto free_all;
4151 memcpy(xbuf[1], c, c_size);
4152 sg_set_buf(&src_tab[2], xbuf[1], c_size);
4153 akcipher_request_set_crypt(req, src_tab, NULL, m_size, c_size);
4154 } else {
4155 sg_init_one(&dst, outbuf_enc, out_len_max);
4156 akcipher_request_set_crypt(req, src_tab, &dst, m_size,
4157 out_len_max);
4158 }
4159 akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
4160 crypto_req_done, &wait);
4161
4162 err = crypto_wait_req(vecs->siggen_sigver_test ?
4163 /* Run asymmetric signature verification */
4164 crypto_akcipher_verify(req) :
4165 /* Run asymmetric encrypt */
4166 crypto_akcipher_encrypt(req), &wait);
4167 if (err) {
4168 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4169 goto free_all;
4170 }
4171 if (!vecs->siggen_sigver_test && c) {
4172 if (req->dst_len != c_size) {
4173 pr_err("alg: akcipher: %s test failed. Invalid output len\n",
4174 op);
4175 err = -EINVAL;
4176 goto free_all;
4177 }
4178 /* verify that encrypted message is equal to expected */
4179 if (memcmp(c, outbuf_enc, c_size) != 0) {
4180 pr_err("alg: akcipher: %s test failed. Invalid output\n",
4181 op);
4182 hexdump(outbuf_enc, c_size);
4183 err = -EINVAL;
4184 goto free_all;
4185 }
4186 }
4187
4188 /*
4189 * Don't invoke (decrypt or sign) test which require a private key
4190 * for vectors with only a public key.
4191 */
4192 if (vecs->public_key_vec) {
4193 err = 0;
4194 goto free_all;
4195 }
4196 outbuf_dec = kzalloc(out_len_max, GFP_KERNEL);
4197 if (!outbuf_dec) {
4198 err = -ENOMEM;
4199 goto free_all;
4200 }
4201
4202 if (!vecs->siggen_sigver_test && !c) {
4203 c = outbuf_enc;
4204 c_size = req->dst_len;
4205 }
4206
4207 err = -E2BIG;
4208 op = vecs->siggen_sigver_test ? "sign" : "decrypt";
4209 if (WARN_ON(c_size > PAGE_SIZE))
4210 goto free_all;
4211 memcpy(xbuf[0], c, c_size);
4212
4213 sg_init_one(&src, xbuf[0], c_size);
4214 sg_init_one(&dst, outbuf_dec, out_len_max);
4215 crypto_init_wait(&wait);
4216 akcipher_request_set_crypt(req, &src, &dst, c_size, out_len_max);
4217
4218 err = crypto_wait_req(vecs->siggen_sigver_test ?
4219 /* Run asymmetric signature generation */
4220 crypto_akcipher_sign(req) :
4221 /* Run asymmetric decrypt */
4222 crypto_akcipher_decrypt(req), &wait);
4223 if (err) {
4224 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4225 goto free_all;
4226 }
4227 out_len = req->dst_len;
4228 if (out_len < m_size) {
4229 pr_err("alg: akcipher: %s test failed. Invalid output len %u\n",
4230 op, out_len);
4231 err = -EINVAL;
4232 goto free_all;
4233 }
4234 /* verify that decrypted message is equal to the original msg */
4235 if (memchr_inv(outbuf_dec, 0, out_len - m_size) ||
4236 memcmp(m, outbuf_dec + out_len - m_size, m_size)) {
4237 pr_err("alg: akcipher: %s test failed. Invalid output\n", op);
4238 hexdump(outbuf_dec, out_len);
4239 err = -EINVAL;
4240 }
4241free_all:
4242 kfree(outbuf_dec);
4243 kfree(outbuf_enc);
4244free_key:
4245 kfree(key);
4246free_req:
4247 akcipher_request_free(req);
4248free_xbuf:
4249 testmgr_free_buf(xbuf);
4250 return err;
4251}
4252
4253static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
4254 const struct akcipher_testvec *vecs,
4255 unsigned int tcount)
4256{
4257 const char *algo =
4258 crypto_tfm_alg_driver_name(crypto_akcipher_tfm(tfm));
4259 int ret, i;
4260
4261 for (i = 0; i < tcount; i++) {
4262 ret = test_akcipher_one(tfm, vecs++);
4263 if (!ret)
4264 continue;
4265
4266 pr_err("alg: akcipher: test %d failed for %s, err=%d\n",
4267 i + 1, algo, ret);
4268 return ret;
4269 }
4270 return 0;
4271}
4272
4273static int alg_test_akcipher(const struct alg_test_desc *desc,
4274 const char *driver, u32 type, u32 mask)
4275{
4276 struct crypto_akcipher *tfm;
4277 int err = 0;
4278
4279 tfm = crypto_alloc_akcipher(driver, type, mask);
4280 if (IS_ERR(tfm)) {
4281 pr_err("alg: akcipher: Failed to load tfm for %s: %ld\n",
4282 driver, PTR_ERR(tfm));
4283 return PTR_ERR(tfm);
4284 }
4285 if (desc->suite.akcipher.vecs)
4286 err = test_akcipher(tfm, desc->alg, desc->suite.akcipher.vecs,
4287 desc->suite.akcipher.count);
4288
4289 crypto_free_akcipher(tfm);
4290 return err;
4291}
4292
4293static int alg_test_null(const struct alg_test_desc *desc,
4294 const char *driver, u32 type, u32 mask)
4295{
4296 return 0;
4297}
4298
4299#define ____VECS(tv) .vecs = tv, .count = ARRAY_SIZE(tv)
4300#define __VECS(tv) { ____VECS(tv) }
4301
4302/* Please keep this list sorted by algorithm name. */
4303static const struct alg_test_desc alg_test_descs[] = {
4304 {
4305 .alg = "adiantum(xchacha12,aes)",
4306 .generic_driver = "adiantum(xchacha12-generic,aes-generic,nhpoly1305-generic)",
4307 .test = alg_test_skcipher,
4308 .suite = {
4309 .cipher = __VECS(adiantum_xchacha12_aes_tv_template)
4310 },
4311 }, {
4312 .alg = "adiantum(xchacha20,aes)",
4313 .generic_driver = "adiantum(xchacha20-generic,aes-generic,nhpoly1305-generic)",
4314 .test = alg_test_skcipher,
4315 .suite = {
4316 .cipher = __VECS(adiantum_xchacha20_aes_tv_template)
4317 },
4318 }, {
4319 .alg = "aegis128",
4320 .test = alg_test_aead,
4321 .suite = {
4322 .aead = __VECS(aegis128_tv_template)
4323 }
4324 }, {
4325 .alg = "ansi_cprng",
4326 .test = alg_test_cprng,
4327 .suite = {
4328 .cprng = __VECS(ansi_cprng_aes_tv_template)
4329 }
4330 }, {
4331 .alg = "authenc(hmac(md5),ecb(cipher_null))",
4332 .test = alg_test_aead,
4333 .suite = {
4334 .aead = __VECS(hmac_md5_ecb_cipher_null_tv_template)
4335 }
4336 }, {
4337 .alg = "authenc(hmac(sha1),cbc(aes))",
4338 .test = alg_test_aead,
4339 .fips_allowed = 1,
4340 .suite = {
4341 .aead = __VECS(hmac_sha1_aes_cbc_tv_temp)
4342 }
4343 }, {
4344 .alg = "authenc(hmac(sha1),cbc(des))",
4345 .test = alg_test_aead,
4346 .suite = {
4347 .aead = __VECS(hmac_sha1_des_cbc_tv_temp)
4348 }
4349 }, {
4350 .alg = "authenc(hmac(sha1),cbc(des3_ede))",
4351 .test = alg_test_aead,
4352 .suite = {
4353 .aead = __VECS(hmac_sha1_des3_ede_cbc_tv_temp)
4354 }
4355 }, {
4356 .alg = "authenc(hmac(sha1),ctr(aes))",
4357 .test = alg_test_null,
4358 .fips_allowed = 1,
4359 }, {
4360 .alg = "authenc(hmac(sha1),ecb(cipher_null))",
4361 .test = alg_test_aead,
4362 .suite = {
4363 .aead = __VECS(hmac_sha1_ecb_cipher_null_tv_temp)
4364 }
4365 }, {
4366 .alg = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
4367 .test = alg_test_null,
4368 .fips_allowed = 1,
4369 }, {
4370 .alg = "authenc(hmac(sha224),cbc(des))",
4371 .test = alg_test_aead,
4372 .suite = {
4373 .aead = __VECS(hmac_sha224_des_cbc_tv_temp)
4374 }
4375 }, {
4376 .alg = "authenc(hmac(sha224),cbc(des3_ede))",
4377 .test = alg_test_aead,
4378 .suite = {
4379 .aead = __VECS(hmac_sha224_des3_ede_cbc_tv_temp)
4380 }
4381 }, {
4382 .alg = "authenc(hmac(sha256),cbc(aes))",
4383 .test = alg_test_aead,
4384 .fips_allowed = 1,
4385 .suite = {
4386 .aead = __VECS(hmac_sha256_aes_cbc_tv_temp)
4387 }
4388 }, {
4389 .alg = "authenc(hmac(sha256),cbc(des))",
4390 .test = alg_test_aead,
4391 .suite = {
4392 .aead = __VECS(hmac_sha256_des_cbc_tv_temp)
4393 }
4394 }, {
4395 .alg = "authenc(hmac(sha256),cbc(des3_ede))",
4396 .test = alg_test_aead,
4397 .suite = {
4398 .aead = __VECS(hmac_sha256_des3_ede_cbc_tv_temp)
4399 }
4400 }, {
4401 .alg = "authenc(hmac(sha256),ctr(aes))",
4402 .test = alg_test_null,
4403 .fips_allowed = 1,
4404 }, {
4405 .alg = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
4406 .test = alg_test_null,
4407 .fips_allowed = 1,
4408 }, {
4409 .alg = "authenc(hmac(sha384),cbc(des))",
4410 .test = alg_test_aead,
4411 .suite = {
4412 .aead = __VECS(hmac_sha384_des_cbc_tv_temp)
4413 }
4414 }, {
4415 .alg = "authenc(hmac(sha384),cbc(des3_ede))",
4416 .test = alg_test_aead,
4417 .suite = {
4418 .aead = __VECS(hmac_sha384_des3_ede_cbc_tv_temp)
4419 }
4420 }, {
4421 .alg = "authenc(hmac(sha384),ctr(aes))",
4422 .test = alg_test_null,
4423 .fips_allowed = 1,
4424 }, {
4425 .alg = "authenc(hmac(sha384),rfc3686(ctr(aes)))",
4426 .test = alg_test_null,
4427 .fips_allowed = 1,
4428 }, {
4429 .alg = "authenc(hmac(sha512),cbc(aes))",
4430 .fips_allowed = 1,
4431 .test = alg_test_aead,
4432 .suite = {
4433 .aead = __VECS(hmac_sha512_aes_cbc_tv_temp)
4434 }
4435 }, {
4436 .alg = "authenc(hmac(sha512),cbc(des))",
4437 .test = alg_test_aead,
4438 .suite = {
4439 .aead = __VECS(hmac_sha512_des_cbc_tv_temp)
4440 }
4441 }, {
4442 .alg = "authenc(hmac(sha512),cbc(des3_ede))",
4443 .test = alg_test_aead,
4444 .suite = {
4445 .aead = __VECS(hmac_sha512_des3_ede_cbc_tv_temp)
4446 }
4447 }, {
4448 .alg = "authenc(hmac(sha512),ctr(aes))",
4449 .test = alg_test_null,
4450 .fips_allowed = 1,
4451 }, {
4452 .alg = "authenc(hmac(sha512),rfc3686(ctr(aes)))",
4453 .test = alg_test_null,
4454 .fips_allowed = 1,
4455 }, {
4456 .alg = "blake2b-160",
4457 .test = alg_test_hash,
4458 .fips_allowed = 0,
4459 .suite = {
4460 .hash = __VECS(blake2b_160_tv_template)
4461 }
4462 }, {
4463 .alg = "blake2b-256",
4464 .test = alg_test_hash,
4465 .fips_allowed = 0,
4466 .suite = {
4467 .hash = __VECS(blake2b_256_tv_template)
4468 }
4469 }, {
4470 .alg = "blake2b-384",
4471 .test = alg_test_hash,
4472 .fips_allowed = 0,
4473 .suite = {
4474 .hash = __VECS(blake2b_384_tv_template)
4475 }
4476 }, {
4477 .alg = "blake2b-512",
4478 .test = alg_test_hash,
4479 .fips_allowed = 0,
4480 .suite = {
4481 .hash = __VECS(blake2b_512_tv_template)
4482 }
4483 }, {
4484 .alg = "cbc(aes)",
4485 .test = alg_test_skcipher,
4486 .fips_allowed = 1,
4487 .suite = {
4488 .cipher = __VECS(aes_cbc_tv_template)
4489 },
4490 }, {
4491 .alg = "cbc(anubis)",
4492 .test = alg_test_skcipher,
4493 .suite = {
4494 .cipher = __VECS(anubis_cbc_tv_template)
4495 },
4496 }, {
4497 .alg = "cbc(aria)",
4498 .test = alg_test_skcipher,
4499 .suite = {
4500 .cipher = __VECS(aria_cbc_tv_template)
4501 },
4502 }, {
4503 .alg = "cbc(blowfish)",
4504 .test = alg_test_skcipher,
4505 .suite = {
4506 .cipher = __VECS(bf_cbc_tv_template)
4507 },
4508 }, {
4509 .alg = "cbc(camellia)",
4510 .test = alg_test_skcipher,
4511 .suite = {
4512 .cipher = __VECS(camellia_cbc_tv_template)
4513 },
4514 }, {
4515 .alg = "cbc(cast5)",
4516 .test = alg_test_skcipher,
4517 .suite = {
4518 .cipher = __VECS(cast5_cbc_tv_template)
4519 },
4520 }, {
4521 .alg = "cbc(cast6)",
4522 .test = alg_test_skcipher,
4523 .suite = {
4524 .cipher = __VECS(cast6_cbc_tv_template)
4525 },
4526 }, {
4527 .alg = "cbc(des)",
4528 .test = alg_test_skcipher,
4529 .suite = {
4530 .cipher = __VECS(des_cbc_tv_template)
4531 },
4532 }, {
4533 .alg = "cbc(des3_ede)",
4534 .test = alg_test_skcipher,
4535 .suite = {
4536 .cipher = __VECS(des3_ede_cbc_tv_template)
4537 },
4538 }, {
4539 /* Same as cbc(aes) except the key is stored in
4540 * hardware secure memory which we reference by index
4541 */
4542 .alg = "cbc(paes)",
4543 .test = alg_test_null,
4544 .fips_allowed = 1,
4545 }, {
4546 /* Same as cbc(sm4) except the key is stored in
4547 * hardware secure memory which we reference by index
4548 */
4549 .alg = "cbc(psm4)",
4550 .test = alg_test_null,
4551 }, {
4552 .alg = "cbc(serpent)",
4553 .test = alg_test_skcipher,
4554 .suite = {
4555 .cipher = __VECS(serpent_cbc_tv_template)
4556 },
4557 }, {
4558 .alg = "cbc(sm4)",
4559 .test = alg_test_skcipher,
4560 .suite = {
4561 .cipher = __VECS(sm4_cbc_tv_template)
4562 }
4563 }, {
4564 .alg = "cbc(twofish)",
4565 .test = alg_test_skcipher,
4566 .suite = {
4567 .cipher = __VECS(tf_cbc_tv_template)
4568 },
4569 }, {
4570#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4571 .alg = "cbc-paes-s390",
4572 .fips_allowed = 1,
4573 .test = alg_test_skcipher,
4574 .suite = {
4575 .cipher = __VECS(aes_cbc_tv_template)
4576 }
4577 }, {
4578#endif
4579 .alg = "cbcmac(aes)",
4580 .test = alg_test_hash,
4581 .suite = {
4582 .hash = __VECS(aes_cbcmac_tv_template)
4583 }
4584 }, {
4585 .alg = "cbcmac(sm4)",
4586 .test = alg_test_hash,
4587 .suite = {
4588 .hash = __VECS(sm4_cbcmac_tv_template)
4589 }
4590 }, {
4591 .alg = "ccm(aes)",
4592 .generic_driver = "ccm_base(ctr(aes-generic),cbcmac(aes-generic))",
4593 .test = alg_test_aead,
4594 .fips_allowed = 1,
4595 .suite = {
4596 .aead = {
4597 ____VECS(aes_ccm_tv_template),
4598 .einval_allowed = 1,
4599 }
4600 }
4601 }, {
4602 .alg = "ccm(sm4)",
4603 .generic_driver = "ccm_base(ctr(sm4-generic),cbcmac(sm4-generic))",
4604 .test = alg_test_aead,
4605 .suite = {
4606 .aead = {
4607 ____VECS(sm4_ccm_tv_template),
4608 .einval_allowed = 1,
4609 }
4610 }
4611 }, {
4612 .alg = "chacha20",
4613 .test = alg_test_skcipher,
4614 .suite = {
4615 .cipher = __VECS(chacha20_tv_template)
4616 },
4617 }, {
4618 .alg = "cmac(aes)",
4619 .fips_allowed = 1,
4620 .test = alg_test_hash,
4621 .suite = {
4622 .hash = __VECS(aes_cmac128_tv_template)
4623 }
4624 }, {
4625 .alg = "cmac(camellia)",
4626 .test = alg_test_hash,
4627 .suite = {
4628 .hash = __VECS(camellia_cmac128_tv_template)
4629 }
4630 }, {
4631 .alg = "cmac(des3_ede)",
4632 .test = alg_test_hash,
4633 .suite = {
4634 .hash = __VECS(des3_ede_cmac64_tv_template)
4635 }
4636 }, {
4637 .alg = "cmac(sm4)",
4638 .test = alg_test_hash,
4639 .suite = {
4640 .hash = __VECS(sm4_cmac128_tv_template)
4641 }
4642 }, {
4643 .alg = "compress_null",
4644 .test = alg_test_null,
4645 }, {
4646 .alg = "crc32",
4647 .test = alg_test_hash,
4648 .fips_allowed = 1,
4649 .suite = {
4650 .hash = __VECS(crc32_tv_template)
4651 }
4652 }, {
4653 .alg = "crc32c",
4654 .test = alg_test_crc32c,
4655 .fips_allowed = 1,
4656 .suite = {
4657 .hash = __VECS(crc32c_tv_template)
4658 }
4659 }, {
4660 .alg = "crc64-rocksoft",
4661 .test = alg_test_hash,
4662 .fips_allowed = 1,
4663 .suite = {
4664 .hash = __VECS(crc64_rocksoft_tv_template)
4665 }
4666 }, {
4667 .alg = "crct10dif",
4668 .test = alg_test_hash,
4669 .fips_allowed = 1,
4670 .suite = {
4671 .hash = __VECS(crct10dif_tv_template)
4672 }
4673 }, {
4674 .alg = "ctr(aes)",
4675 .test = alg_test_skcipher,
4676 .fips_allowed = 1,
4677 .suite = {
4678 .cipher = __VECS(aes_ctr_tv_template)
4679 }
4680 }, {
4681 .alg = "ctr(aria)",
4682 .test = alg_test_skcipher,
4683 .suite = {
4684 .cipher = __VECS(aria_ctr_tv_template)
4685 }
4686 }, {
4687 .alg = "ctr(blowfish)",
4688 .test = alg_test_skcipher,
4689 .suite = {
4690 .cipher = __VECS(bf_ctr_tv_template)
4691 }
4692 }, {
4693 .alg = "ctr(camellia)",
4694 .test = alg_test_skcipher,
4695 .suite = {
4696 .cipher = __VECS(camellia_ctr_tv_template)
4697 }
4698 }, {
4699 .alg = "ctr(cast5)",
4700 .test = alg_test_skcipher,
4701 .suite = {
4702 .cipher = __VECS(cast5_ctr_tv_template)
4703 }
4704 }, {
4705 .alg = "ctr(cast6)",
4706 .test = alg_test_skcipher,
4707 .suite = {
4708 .cipher = __VECS(cast6_ctr_tv_template)
4709 }
4710 }, {
4711 .alg = "ctr(des)",
4712 .test = alg_test_skcipher,
4713 .suite = {
4714 .cipher = __VECS(des_ctr_tv_template)
4715 }
4716 }, {
4717 .alg = "ctr(des3_ede)",
4718 .test = alg_test_skcipher,
4719 .suite = {
4720 .cipher = __VECS(des3_ede_ctr_tv_template)
4721 }
4722 }, {
4723 /* Same as ctr(aes) except the key is stored in
4724 * hardware secure memory which we reference by index
4725 */
4726 .alg = "ctr(paes)",
4727 .test = alg_test_null,
4728 .fips_allowed = 1,
4729 }, {
4730
4731 /* Same as ctr(sm4) except the key is stored in
4732 * hardware secure memory which we reference by index
4733 */
4734 .alg = "ctr(psm4)",
4735 .test = alg_test_null,
4736 }, {
4737 .alg = "ctr(serpent)",
4738 .test = alg_test_skcipher,
4739 .suite = {
4740 .cipher = __VECS(serpent_ctr_tv_template)
4741 }
4742 }, {
4743 .alg = "ctr(sm4)",
4744 .test = alg_test_skcipher,
4745 .suite = {
4746 .cipher = __VECS(sm4_ctr_tv_template)
4747 }
4748 }, {
4749 .alg = "ctr(twofish)",
4750 .test = alg_test_skcipher,
4751 .suite = {
4752 .cipher = __VECS(tf_ctr_tv_template)
4753 }
4754 }, {
4755#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4756 .alg = "ctr-paes-s390",
4757 .fips_allowed = 1,
4758 .test = alg_test_skcipher,
4759 .suite = {
4760 .cipher = __VECS(aes_ctr_tv_template)
4761 }
4762 }, {
4763#endif
4764 .alg = "cts(cbc(aes))",
4765 .test = alg_test_skcipher,
4766 .fips_allowed = 1,
4767 .suite = {
4768 .cipher = __VECS(cts_mode_tv_template)
4769 }
4770 }, {
4771 /* Same as cts(cbc((aes)) except the key is stored in
4772 * hardware secure memory which we reference by index
4773 */
4774 .alg = "cts(cbc(paes))",
4775 .test = alg_test_null,
4776 .fips_allowed = 1,
4777 }, {
4778 .alg = "cts(cbc(sm4))",
4779 .test = alg_test_skcipher,
4780 .suite = {
4781 .cipher = __VECS(sm4_cts_tv_template)
4782 }
4783 }, {
4784 .alg = "curve25519",
4785 .test = alg_test_kpp,
4786 .suite = {
4787 .kpp = __VECS(curve25519_tv_template)
4788 }
4789 }, {
4790 .alg = "deflate",
4791 .test = alg_test_comp,
4792 .fips_allowed = 1,
4793 .suite = {
4794 .comp = {
4795 .comp = __VECS(deflate_comp_tv_template),
4796 .decomp = __VECS(deflate_decomp_tv_template)
4797 }
4798 }
4799 }, {
4800 .alg = "deflate-iaa",
4801 .test = alg_test_comp,
4802 .fips_allowed = 1,
4803 .suite = {
4804 .comp = {
4805 .comp = __VECS(deflate_comp_tv_template),
4806 .decomp = __VECS(deflate_decomp_tv_template)
4807 }
4808 }
4809 }, {
4810 .alg = "dh",
4811 .test = alg_test_kpp,
4812 .suite = {
4813 .kpp = __VECS(dh_tv_template)
4814 }
4815 }, {
4816 .alg = "digest_null",
4817 .test = alg_test_null,
4818 }, {
4819 .alg = "drbg_nopr_ctr_aes128",
4820 .test = alg_test_drbg,
4821 .fips_allowed = 1,
4822 .suite = {
4823 .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4824 }
4825 }, {
4826 .alg = "drbg_nopr_ctr_aes192",
4827 .test = alg_test_drbg,
4828 .fips_allowed = 1,
4829 .suite = {
4830 .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4831 }
4832 }, {
4833 .alg = "drbg_nopr_ctr_aes256",
4834 .test = alg_test_drbg,
4835 .fips_allowed = 1,
4836 .suite = {
4837 .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4838 }
4839 }, {
4840 .alg = "drbg_nopr_hmac_sha256",
4841 .test = alg_test_drbg,
4842 .fips_allowed = 1,
4843 .suite = {
4844 .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4845 }
4846 }, {
4847 /*
4848 * There is no need to specifically test the DRBG with every
4849 * backend cipher -- covered by drbg_nopr_hmac_sha512 test
4850 */
4851 .alg = "drbg_nopr_hmac_sha384",
4852 .test = alg_test_null,
4853 }, {
4854 .alg = "drbg_nopr_hmac_sha512",
4855 .test = alg_test_drbg,
4856 .fips_allowed = 1,
4857 .suite = {
4858 .drbg = __VECS(drbg_nopr_hmac_sha512_tv_template)
4859 }
4860 }, {
4861 .alg = "drbg_nopr_sha256",
4862 .test = alg_test_drbg,
4863 .fips_allowed = 1,
4864 .suite = {
4865 .drbg = __VECS(drbg_nopr_sha256_tv_template)
4866 }
4867 }, {
4868 /* covered by drbg_nopr_sha256 test */
4869 .alg = "drbg_nopr_sha384",
4870 .test = alg_test_null,
4871 }, {
4872 .alg = "drbg_nopr_sha512",
4873 .fips_allowed = 1,
4874 .test = alg_test_null,
4875 }, {
4876 .alg = "drbg_pr_ctr_aes128",
4877 .test = alg_test_drbg,
4878 .fips_allowed = 1,
4879 .suite = {
4880 .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4881 }
4882 }, {
4883 /* covered by drbg_pr_ctr_aes128 test */
4884 .alg = "drbg_pr_ctr_aes192",
4885 .fips_allowed = 1,
4886 .test = alg_test_null,
4887 }, {
4888 .alg = "drbg_pr_ctr_aes256",
4889 .fips_allowed = 1,
4890 .test = alg_test_null,
4891 }, {
4892 .alg = "drbg_pr_hmac_sha256",
4893 .test = alg_test_drbg,
4894 .fips_allowed = 1,
4895 .suite = {
4896 .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4897 }
4898 }, {
4899 /* covered by drbg_pr_hmac_sha256 test */
4900 .alg = "drbg_pr_hmac_sha384",
4901 .test = alg_test_null,
4902 }, {
4903 .alg = "drbg_pr_hmac_sha512",
4904 .test = alg_test_null,
4905 .fips_allowed = 1,
4906 }, {
4907 .alg = "drbg_pr_sha256",
4908 .test = alg_test_drbg,
4909 .fips_allowed = 1,
4910 .suite = {
4911 .drbg = __VECS(drbg_pr_sha256_tv_template)
4912 }
4913 }, {
4914 /* covered by drbg_pr_sha256 test */
4915 .alg = "drbg_pr_sha384",
4916 .test = alg_test_null,
4917 }, {
4918 .alg = "drbg_pr_sha512",
4919 .fips_allowed = 1,
4920 .test = alg_test_null,
4921 }, {
4922 .alg = "ecb(aes)",
4923 .test = alg_test_skcipher,
4924 .fips_allowed = 1,
4925 .suite = {
4926 .cipher = __VECS(aes_tv_template)
4927 }
4928 }, {
4929 .alg = "ecb(anubis)",
4930 .test = alg_test_skcipher,
4931 .suite = {
4932 .cipher = __VECS(anubis_tv_template)
4933 }
4934 }, {
4935 .alg = "ecb(arc4)",
4936 .generic_driver = "arc4-generic",
4937 .test = alg_test_skcipher,
4938 .suite = {
4939 .cipher = __VECS(arc4_tv_template)
4940 }
4941 }, {
4942 .alg = "ecb(aria)",
4943 .test = alg_test_skcipher,
4944 .suite = {
4945 .cipher = __VECS(aria_tv_template)
4946 }
4947 }, {
4948 .alg = "ecb(blowfish)",
4949 .test = alg_test_skcipher,
4950 .suite = {
4951 .cipher = __VECS(bf_tv_template)
4952 }
4953 }, {
4954 .alg = "ecb(camellia)",
4955 .test = alg_test_skcipher,
4956 .suite = {
4957 .cipher = __VECS(camellia_tv_template)
4958 }
4959 }, {
4960 .alg = "ecb(cast5)",
4961 .test = alg_test_skcipher,
4962 .suite = {
4963 .cipher = __VECS(cast5_tv_template)
4964 }
4965 }, {
4966 .alg = "ecb(cast6)",
4967 .test = alg_test_skcipher,
4968 .suite = {
4969 .cipher = __VECS(cast6_tv_template)
4970 }
4971 }, {
4972 .alg = "ecb(cipher_null)",
4973 .test = alg_test_null,
4974 .fips_allowed = 1,
4975 }, {
4976 .alg = "ecb(des)",
4977 .test = alg_test_skcipher,
4978 .suite = {
4979 .cipher = __VECS(des_tv_template)
4980 }
4981 }, {
4982 .alg = "ecb(des3_ede)",
4983 .test = alg_test_skcipher,
4984 .suite = {
4985 .cipher = __VECS(des3_ede_tv_template)
4986 }
4987 }, {
4988 .alg = "ecb(fcrypt)",
4989 .test = alg_test_skcipher,
4990 .suite = {
4991 .cipher = {
4992 .vecs = fcrypt_pcbc_tv_template,
4993 .count = 1
4994 }
4995 }
4996 }, {
4997 .alg = "ecb(khazad)",
4998 .test = alg_test_skcipher,
4999 .suite = {
5000 .cipher = __VECS(khazad_tv_template)
5001 }
5002 }, {
5003 /* Same as ecb(aes) except the key is stored in
5004 * hardware secure memory which we reference by index
5005 */
5006 .alg = "ecb(paes)",
5007 .test = alg_test_null,
5008 .fips_allowed = 1,
5009 }, {
5010 .alg = "ecb(seed)",
5011 .test = alg_test_skcipher,
5012 .suite = {
5013 .cipher = __VECS(seed_tv_template)
5014 }
5015 }, {
5016 .alg = "ecb(serpent)",
5017 .test = alg_test_skcipher,
5018 .suite = {
5019 .cipher = __VECS(serpent_tv_template)
5020 }
5021 }, {
5022 .alg = "ecb(sm4)",
5023 .test = alg_test_skcipher,
5024 .suite = {
5025 .cipher = __VECS(sm4_tv_template)
5026 }
5027 }, {
5028 .alg = "ecb(tea)",
5029 .test = alg_test_skcipher,
5030 .suite = {
5031 .cipher = __VECS(tea_tv_template)
5032 }
5033 }, {
5034 .alg = "ecb(twofish)",
5035 .test = alg_test_skcipher,
5036 .suite = {
5037 .cipher = __VECS(tf_tv_template)
5038 }
5039 }, {
5040 .alg = "ecb(xeta)",
5041 .test = alg_test_skcipher,
5042 .suite = {
5043 .cipher = __VECS(xeta_tv_template)
5044 }
5045 }, {
5046 .alg = "ecb(xtea)",
5047 .test = alg_test_skcipher,
5048 .suite = {
5049 .cipher = __VECS(xtea_tv_template)
5050 }
5051 }, {
5052#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5053 .alg = "ecb-paes-s390",
5054 .fips_allowed = 1,
5055 .test = alg_test_skcipher,
5056 .suite = {
5057 .cipher = __VECS(aes_tv_template)
5058 }
5059 }, {
5060#endif
5061 .alg = "ecdh-nist-p192",
5062 .test = alg_test_kpp,
5063 .suite = {
5064 .kpp = __VECS(ecdh_p192_tv_template)
5065 }
5066 }, {
5067 .alg = "ecdh-nist-p256",
5068 .test = alg_test_kpp,
5069 .fips_allowed = 1,
5070 .suite = {
5071 .kpp = __VECS(ecdh_p256_tv_template)
5072 }
5073 }, {
5074 .alg = "ecdh-nist-p384",
5075 .test = alg_test_kpp,
5076 .fips_allowed = 1,
5077 .suite = {
5078 .kpp = __VECS(ecdh_p384_tv_template)
5079 }
5080 }, {
5081 .alg = "ecdsa-nist-p192",
5082 .test = alg_test_akcipher,
5083 .suite = {
5084 .akcipher = __VECS(ecdsa_nist_p192_tv_template)
5085 }
5086 }, {
5087 .alg = "ecdsa-nist-p256",
5088 .test = alg_test_akcipher,
5089 .fips_allowed = 1,
5090 .suite = {
5091 .akcipher = __VECS(ecdsa_nist_p256_tv_template)
5092 }
5093 }, {
5094 .alg = "ecdsa-nist-p384",
5095 .test = alg_test_akcipher,
5096 .fips_allowed = 1,
5097 .suite = {
5098 .akcipher = __VECS(ecdsa_nist_p384_tv_template)
5099 }
5100 }, {
5101 .alg = "ecrdsa",
5102 .test = alg_test_akcipher,
5103 .suite = {
5104 .akcipher = __VECS(ecrdsa_tv_template)
5105 }
5106 }, {
5107 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
5108 .test = alg_test_aead,
5109 .fips_allowed = 1,
5110 .suite = {
5111 .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
5112 }
5113 }, {
5114 .alg = "essiv(cbc(aes),sha256)",
5115 .test = alg_test_skcipher,
5116 .fips_allowed = 1,
5117 .suite = {
5118 .cipher = __VECS(essiv_aes_cbc_tv_template)
5119 }
5120 }, {
5121#if IS_ENABLED(CONFIG_CRYPTO_DH_RFC7919_GROUPS)
5122 .alg = "ffdhe2048(dh)",
5123 .test = alg_test_kpp,
5124 .fips_allowed = 1,
5125 .suite = {
5126 .kpp = __VECS(ffdhe2048_dh_tv_template)
5127 }
5128 }, {
5129 .alg = "ffdhe3072(dh)",
5130 .test = alg_test_kpp,
5131 .fips_allowed = 1,
5132 .suite = {
5133 .kpp = __VECS(ffdhe3072_dh_tv_template)
5134 }
5135 }, {
5136 .alg = "ffdhe4096(dh)",
5137 .test = alg_test_kpp,
5138 .fips_allowed = 1,
5139 .suite = {
5140 .kpp = __VECS(ffdhe4096_dh_tv_template)
5141 }
5142 }, {
5143 .alg = "ffdhe6144(dh)",
5144 .test = alg_test_kpp,
5145 .fips_allowed = 1,
5146 .suite = {
5147 .kpp = __VECS(ffdhe6144_dh_tv_template)
5148 }
5149 }, {
5150 .alg = "ffdhe8192(dh)",
5151 .test = alg_test_kpp,
5152 .fips_allowed = 1,
5153 .suite = {
5154 .kpp = __VECS(ffdhe8192_dh_tv_template)
5155 }
5156 }, {
5157#endif /* CONFIG_CRYPTO_DH_RFC7919_GROUPS */
5158 .alg = "gcm(aes)",
5159 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
5160 .test = alg_test_aead,
5161 .fips_allowed = 1,
5162 .suite = {
5163 .aead = __VECS(aes_gcm_tv_template)
5164 }
5165 }, {
5166 .alg = "gcm(aria)",
5167 .generic_driver = "gcm_base(ctr(aria-generic),ghash-generic)",
5168 .test = alg_test_aead,
5169 .suite = {
5170 .aead = __VECS(aria_gcm_tv_template)
5171 }
5172 }, {
5173 .alg = "gcm(sm4)",
5174 .generic_driver = "gcm_base(ctr(sm4-generic),ghash-generic)",
5175 .test = alg_test_aead,
5176 .suite = {
5177 .aead = __VECS(sm4_gcm_tv_template)
5178 }
5179 }, {
5180 .alg = "ghash",
5181 .test = alg_test_hash,
5182 .suite = {
5183 .hash = __VECS(ghash_tv_template)
5184 }
5185 }, {
5186 .alg = "hctr2(aes)",
5187 .generic_driver =
5188 "hctr2_base(xctr(aes-generic),polyval-generic)",
5189 .test = alg_test_skcipher,
5190 .suite = {
5191 .cipher = __VECS(aes_hctr2_tv_template)
5192 }
5193 }, {
5194 .alg = "hmac(md5)",
5195 .test = alg_test_hash,
5196 .suite = {
5197 .hash = __VECS(hmac_md5_tv_template)
5198 }
5199 }, {
5200 .alg = "hmac(rmd160)",
5201 .test = alg_test_hash,
5202 .suite = {
5203 .hash = __VECS(hmac_rmd160_tv_template)
5204 }
5205 }, {
5206 .alg = "hmac(sha1)",
5207 .test = alg_test_hash,
5208 .fips_allowed = 1,
5209 .suite = {
5210 .hash = __VECS(hmac_sha1_tv_template)
5211 }
5212 }, {
5213 .alg = "hmac(sha224)",
5214 .test = alg_test_hash,
5215 .fips_allowed = 1,
5216 .suite = {
5217 .hash = __VECS(hmac_sha224_tv_template)
5218 }
5219 }, {
5220 .alg = "hmac(sha256)",
5221 .test = alg_test_hash,
5222 .fips_allowed = 1,
5223 .suite = {
5224 .hash = __VECS(hmac_sha256_tv_template)
5225 }
5226 }, {
5227 .alg = "hmac(sha3-224)",
5228 .test = alg_test_hash,
5229 .fips_allowed = 1,
5230 .suite = {
5231 .hash = __VECS(hmac_sha3_224_tv_template)
5232 }
5233 }, {
5234 .alg = "hmac(sha3-256)",
5235 .test = alg_test_hash,
5236 .fips_allowed = 1,
5237 .suite = {
5238 .hash = __VECS(hmac_sha3_256_tv_template)
5239 }
5240 }, {
5241 .alg = "hmac(sha3-384)",
5242 .test = alg_test_hash,
5243 .fips_allowed = 1,
5244 .suite = {
5245 .hash = __VECS(hmac_sha3_384_tv_template)
5246 }
5247 }, {
5248 .alg = "hmac(sha3-512)",
5249 .test = alg_test_hash,
5250 .fips_allowed = 1,
5251 .suite = {
5252 .hash = __VECS(hmac_sha3_512_tv_template)
5253 }
5254 }, {
5255 .alg = "hmac(sha384)",
5256 .test = alg_test_hash,
5257 .fips_allowed = 1,
5258 .suite = {
5259 .hash = __VECS(hmac_sha384_tv_template)
5260 }
5261 }, {
5262 .alg = "hmac(sha512)",
5263 .test = alg_test_hash,
5264 .fips_allowed = 1,
5265 .suite = {
5266 .hash = __VECS(hmac_sha512_tv_template)
5267 }
5268 }, {
5269 .alg = "hmac(sm3)",
5270 .test = alg_test_hash,
5271 .suite = {
5272 .hash = __VECS(hmac_sm3_tv_template)
5273 }
5274 }, {
5275 .alg = "hmac(streebog256)",
5276 .test = alg_test_hash,
5277 .suite = {
5278 .hash = __VECS(hmac_streebog256_tv_template)
5279 }
5280 }, {
5281 .alg = "hmac(streebog512)",
5282 .test = alg_test_hash,
5283 .suite = {
5284 .hash = __VECS(hmac_streebog512_tv_template)
5285 }
5286 }, {
5287 .alg = "jitterentropy_rng",
5288 .fips_allowed = 1,
5289 .test = alg_test_null,
5290 }, {
5291 .alg = "kw(aes)",
5292 .test = alg_test_skcipher,
5293 .fips_allowed = 1,
5294 .suite = {
5295 .cipher = __VECS(aes_kw_tv_template)
5296 }
5297 }, {
5298 .alg = "lrw(aes)",
5299 .generic_driver = "lrw(ecb(aes-generic))",
5300 .test = alg_test_skcipher,
5301 .suite = {
5302 .cipher = __VECS(aes_lrw_tv_template)
5303 }
5304 }, {
5305 .alg = "lrw(camellia)",
5306 .generic_driver = "lrw(ecb(camellia-generic))",
5307 .test = alg_test_skcipher,
5308 .suite = {
5309 .cipher = __VECS(camellia_lrw_tv_template)
5310 }
5311 }, {
5312 .alg = "lrw(cast6)",
5313 .generic_driver = "lrw(ecb(cast6-generic))",
5314 .test = alg_test_skcipher,
5315 .suite = {
5316 .cipher = __VECS(cast6_lrw_tv_template)
5317 }
5318 }, {
5319 .alg = "lrw(serpent)",
5320 .generic_driver = "lrw(ecb(serpent-generic))",
5321 .test = alg_test_skcipher,
5322 .suite = {
5323 .cipher = __VECS(serpent_lrw_tv_template)
5324 }
5325 }, {
5326 .alg = "lrw(twofish)",
5327 .generic_driver = "lrw(ecb(twofish-generic))",
5328 .test = alg_test_skcipher,
5329 .suite = {
5330 .cipher = __VECS(tf_lrw_tv_template)
5331 }
5332 }, {
5333 .alg = "lz4",
5334 .test = alg_test_comp,
5335 .fips_allowed = 1,
5336 .suite = {
5337 .comp = {
5338 .comp = __VECS(lz4_comp_tv_template),
5339 .decomp = __VECS(lz4_decomp_tv_template)
5340 }
5341 }
5342 }, {
5343 .alg = "lz4hc",
5344 .test = alg_test_comp,
5345 .fips_allowed = 1,
5346 .suite = {
5347 .comp = {
5348 .comp = __VECS(lz4hc_comp_tv_template),
5349 .decomp = __VECS(lz4hc_decomp_tv_template)
5350 }
5351 }
5352 }, {
5353 .alg = "lzo",
5354 .test = alg_test_comp,
5355 .fips_allowed = 1,
5356 .suite = {
5357 .comp = {
5358 .comp = __VECS(lzo_comp_tv_template),
5359 .decomp = __VECS(lzo_decomp_tv_template)
5360 }
5361 }
5362 }, {
5363 .alg = "lzo-rle",
5364 .test = alg_test_comp,
5365 .fips_allowed = 1,
5366 .suite = {
5367 .comp = {
5368 .comp = __VECS(lzorle_comp_tv_template),
5369 .decomp = __VECS(lzorle_decomp_tv_template)
5370 }
5371 }
5372 }, {
5373 .alg = "md4",
5374 .test = alg_test_hash,
5375 .suite = {
5376 .hash = __VECS(md4_tv_template)
5377 }
5378 }, {
5379 .alg = "md5",
5380 .test = alg_test_hash,
5381 .suite = {
5382 .hash = __VECS(md5_tv_template)
5383 }
5384 }, {
5385 .alg = "michael_mic",
5386 .test = alg_test_hash,
5387 .suite = {
5388 .hash = __VECS(michael_mic_tv_template)
5389 }
5390 }, {
5391 .alg = "nhpoly1305",
5392 .test = alg_test_hash,
5393 .suite = {
5394 .hash = __VECS(nhpoly1305_tv_template)
5395 }
5396 }, {
5397 .alg = "pcbc(fcrypt)",
5398 .test = alg_test_skcipher,
5399 .suite = {
5400 .cipher = __VECS(fcrypt_pcbc_tv_template)
5401 }
5402 }, {
5403 .alg = "pkcs1pad(rsa,sha224)",
5404 .test = alg_test_null,
5405 .fips_allowed = 1,
5406 }, {
5407 .alg = "pkcs1pad(rsa,sha256)",
5408 .test = alg_test_akcipher,
5409 .fips_allowed = 1,
5410 .suite = {
5411 .akcipher = __VECS(pkcs1pad_rsa_tv_template)
5412 }
5413 }, {
5414 .alg = "pkcs1pad(rsa,sha3-256)",
5415 .test = alg_test_null,
5416 .fips_allowed = 1,
5417 }, {
5418 .alg = "pkcs1pad(rsa,sha3-384)",
5419 .test = alg_test_null,
5420 .fips_allowed = 1,
5421 }, {
5422 .alg = "pkcs1pad(rsa,sha3-512)",
5423 .test = alg_test_null,
5424 .fips_allowed = 1,
5425 }, {
5426 .alg = "pkcs1pad(rsa,sha384)",
5427 .test = alg_test_null,
5428 .fips_allowed = 1,
5429 }, {
5430 .alg = "pkcs1pad(rsa,sha512)",
5431 .test = alg_test_null,
5432 .fips_allowed = 1,
5433 }, {
5434 .alg = "poly1305",
5435 .test = alg_test_hash,
5436 .suite = {
5437 .hash = __VECS(poly1305_tv_template)
5438 }
5439 }, {
5440 .alg = "polyval",
5441 .test = alg_test_hash,
5442 .suite = {
5443 .hash = __VECS(polyval_tv_template)
5444 }
5445 }, {
5446 .alg = "rfc3686(ctr(aes))",
5447 .test = alg_test_skcipher,
5448 .fips_allowed = 1,
5449 .suite = {
5450 .cipher = __VECS(aes_ctr_rfc3686_tv_template)
5451 }
5452 }, {
5453 .alg = "rfc3686(ctr(sm4))",
5454 .test = alg_test_skcipher,
5455 .suite = {
5456 .cipher = __VECS(sm4_ctr_rfc3686_tv_template)
5457 }
5458 }, {
5459 .alg = "rfc4106(gcm(aes))",
5460 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
5461 .test = alg_test_aead,
5462 .fips_allowed = 1,
5463 .suite = {
5464 .aead = {
5465 ____VECS(aes_gcm_rfc4106_tv_template),
5466 .einval_allowed = 1,
5467 .aad_iv = 1,
5468 }
5469 }
5470 }, {
5471 .alg = "rfc4309(ccm(aes))",
5472 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
5473 .test = alg_test_aead,
5474 .fips_allowed = 1,
5475 .suite = {
5476 .aead = {
5477 ____VECS(aes_ccm_rfc4309_tv_template),
5478 .einval_allowed = 1,
5479 .aad_iv = 1,
5480 }
5481 }
5482 }, {
5483 .alg = "rfc4543(gcm(aes))",
5484 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
5485 .test = alg_test_aead,
5486 .suite = {
5487 .aead = {
5488 ____VECS(aes_gcm_rfc4543_tv_template),
5489 .einval_allowed = 1,
5490 .aad_iv = 1,
5491 }
5492 }
5493 }, {
5494 .alg = "rfc7539(chacha20,poly1305)",
5495 .test = alg_test_aead,
5496 .suite = {
5497 .aead = __VECS(rfc7539_tv_template)
5498 }
5499 }, {
5500 .alg = "rfc7539esp(chacha20,poly1305)",
5501 .test = alg_test_aead,
5502 .suite = {
5503 .aead = {
5504 ____VECS(rfc7539esp_tv_template),
5505 .einval_allowed = 1,
5506 .aad_iv = 1,
5507 }
5508 }
5509 }, {
5510 .alg = "rmd160",
5511 .test = alg_test_hash,
5512 .suite = {
5513 .hash = __VECS(rmd160_tv_template)
5514 }
5515 }, {
5516 .alg = "rsa",
5517 .test = alg_test_akcipher,
5518 .fips_allowed = 1,
5519 .suite = {
5520 .akcipher = __VECS(rsa_tv_template)
5521 }
5522 }, {
5523 .alg = "sha1",
5524 .test = alg_test_hash,
5525 .fips_allowed = 1,
5526 .suite = {
5527 .hash = __VECS(sha1_tv_template)
5528 }
5529 }, {
5530 .alg = "sha224",
5531 .test = alg_test_hash,
5532 .fips_allowed = 1,
5533 .suite = {
5534 .hash = __VECS(sha224_tv_template)
5535 }
5536 }, {
5537 .alg = "sha256",
5538 .test = alg_test_hash,
5539 .fips_allowed = 1,
5540 .suite = {
5541 .hash = __VECS(sha256_tv_template)
5542 }
5543 }, {
5544 .alg = "sha3-224",
5545 .test = alg_test_hash,
5546 .fips_allowed = 1,
5547 .suite = {
5548 .hash = __VECS(sha3_224_tv_template)
5549 }
5550 }, {
5551 .alg = "sha3-256",
5552 .test = alg_test_hash,
5553 .fips_allowed = 1,
5554 .suite = {
5555 .hash = __VECS(sha3_256_tv_template)
5556 }
5557 }, {
5558 .alg = "sha3-384",
5559 .test = alg_test_hash,
5560 .fips_allowed = 1,
5561 .suite = {
5562 .hash = __VECS(sha3_384_tv_template)
5563 }
5564 }, {
5565 .alg = "sha3-512",
5566 .test = alg_test_hash,
5567 .fips_allowed = 1,
5568 .suite = {
5569 .hash = __VECS(sha3_512_tv_template)
5570 }
5571 }, {
5572 .alg = "sha384",
5573 .test = alg_test_hash,
5574 .fips_allowed = 1,
5575 .suite = {
5576 .hash = __VECS(sha384_tv_template)
5577 }
5578 }, {
5579 .alg = "sha512",
5580 .test = alg_test_hash,
5581 .fips_allowed = 1,
5582 .suite = {
5583 .hash = __VECS(sha512_tv_template)
5584 }
5585 }, {
5586 .alg = "sm2",
5587 .test = alg_test_akcipher,
5588 .suite = {
5589 .akcipher = __VECS(sm2_tv_template)
5590 }
5591 }, {
5592 .alg = "sm3",
5593 .test = alg_test_hash,
5594 .suite = {
5595 .hash = __VECS(sm3_tv_template)
5596 }
5597 }, {
5598 .alg = "streebog256",
5599 .test = alg_test_hash,
5600 .suite = {
5601 .hash = __VECS(streebog256_tv_template)
5602 }
5603 }, {
5604 .alg = "streebog512",
5605 .test = alg_test_hash,
5606 .suite = {
5607 .hash = __VECS(streebog512_tv_template)
5608 }
5609 }, {
5610 .alg = "vmac64(aes)",
5611 .test = alg_test_hash,
5612 .suite = {
5613 .hash = __VECS(vmac64_aes_tv_template)
5614 }
5615 }, {
5616 .alg = "wp256",
5617 .test = alg_test_hash,
5618 .suite = {
5619 .hash = __VECS(wp256_tv_template)
5620 }
5621 }, {
5622 .alg = "wp384",
5623 .test = alg_test_hash,
5624 .suite = {
5625 .hash = __VECS(wp384_tv_template)
5626 }
5627 }, {
5628 .alg = "wp512",
5629 .test = alg_test_hash,
5630 .suite = {
5631 .hash = __VECS(wp512_tv_template)
5632 }
5633 }, {
5634 .alg = "xcbc(aes)",
5635 .test = alg_test_hash,
5636 .suite = {
5637 .hash = __VECS(aes_xcbc128_tv_template)
5638 }
5639 }, {
5640 .alg = "xcbc(sm4)",
5641 .test = alg_test_hash,
5642 .suite = {
5643 .hash = __VECS(sm4_xcbc128_tv_template)
5644 }
5645 }, {
5646 .alg = "xchacha12",
5647 .test = alg_test_skcipher,
5648 .suite = {
5649 .cipher = __VECS(xchacha12_tv_template)
5650 },
5651 }, {
5652 .alg = "xchacha20",
5653 .test = alg_test_skcipher,
5654 .suite = {
5655 .cipher = __VECS(xchacha20_tv_template)
5656 },
5657 }, {
5658 .alg = "xctr(aes)",
5659 .test = alg_test_skcipher,
5660 .suite = {
5661 .cipher = __VECS(aes_xctr_tv_template)
5662 }
5663 }, {
5664 .alg = "xts(aes)",
5665 .generic_driver = "xts(ecb(aes-generic))",
5666 .test = alg_test_skcipher,
5667 .fips_allowed = 1,
5668 .suite = {
5669 .cipher = __VECS(aes_xts_tv_template)
5670 }
5671 }, {
5672 .alg = "xts(camellia)",
5673 .generic_driver = "xts(ecb(camellia-generic))",
5674 .test = alg_test_skcipher,
5675 .suite = {
5676 .cipher = __VECS(camellia_xts_tv_template)
5677 }
5678 }, {
5679 .alg = "xts(cast6)",
5680 .generic_driver = "xts(ecb(cast6-generic))",
5681 .test = alg_test_skcipher,
5682 .suite = {
5683 .cipher = __VECS(cast6_xts_tv_template)
5684 }
5685 }, {
5686 /* Same as xts(aes) except the key is stored in
5687 * hardware secure memory which we reference by index
5688 */
5689 .alg = "xts(paes)",
5690 .test = alg_test_null,
5691 .fips_allowed = 1,
5692 }, {
5693 .alg = "xts(serpent)",
5694 .generic_driver = "xts(ecb(serpent-generic))",
5695 .test = alg_test_skcipher,
5696 .suite = {
5697 .cipher = __VECS(serpent_xts_tv_template)
5698 }
5699 }, {
5700 .alg = "xts(sm4)",
5701 .generic_driver = "xts(ecb(sm4-generic))",
5702 .test = alg_test_skcipher,
5703 .suite = {
5704 .cipher = __VECS(sm4_xts_tv_template)
5705 }
5706 }, {
5707 .alg = "xts(twofish)",
5708 .generic_driver = "xts(ecb(twofish-generic))",
5709 .test = alg_test_skcipher,
5710 .suite = {
5711 .cipher = __VECS(tf_xts_tv_template)
5712 }
5713 }, {
5714#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5715 .alg = "xts-paes-s390",
5716 .fips_allowed = 1,
5717 .test = alg_test_skcipher,
5718 .suite = {
5719 .cipher = __VECS(aes_xts_tv_template)
5720 }
5721 }, {
5722#endif
5723 .alg = "xts4096(paes)",
5724 .test = alg_test_null,
5725 .fips_allowed = 1,
5726 }, {
5727 .alg = "xts512(paes)",
5728 .test = alg_test_null,
5729 .fips_allowed = 1,
5730 }, {
5731 .alg = "xxhash64",
5732 .test = alg_test_hash,
5733 .fips_allowed = 1,
5734 .suite = {
5735 .hash = __VECS(xxhash64_tv_template)
5736 }
5737 }, {
5738 .alg = "zstd",
5739 .test = alg_test_comp,
5740 .fips_allowed = 1,
5741 .suite = {
5742 .comp = {
5743 .comp = __VECS(zstd_comp_tv_template),
5744 .decomp = __VECS(zstd_decomp_tv_template)
5745 }
5746 }
5747 }
5748};
5749
5750static void alg_check_test_descs_order(void)
5751{
5752 int i;
5753
5754 for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5755 int diff = strcmp(alg_test_descs[i - 1].alg,
5756 alg_test_descs[i].alg);
5757
5758 if (WARN_ON(diff > 0)) {
5759 pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5760 alg_test_descs[i - 1].alg,
5761 alg_test_descs[i].alg);
5762 }
5763
5764 if (WARN_ON(diff == 0)) {
5765 pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5766 alg_test_descs[i].alg);
5767 }
5768 }
5769}
5770
5771static void alg_check_testvec_configs(void)
5772{
5773 int i;
5774
5775 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5776 WARN_ON(!valid_testvec_config(
5777 &default_cipher_testvec_configs[i]));
5778
5779 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5780 WARN_ON(!valid_testvec_config(
5781 &default_hash_testvec_configs[i]));
5782}
5783
5784static void testmgr_onetime_init(void)
5785{
5786 alg_check_test_descs_order();
5787 alg_check_testvec_configs();
5788
5789#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5790 pr_warn("alg: extra crypto tests enabled. This is intended for developer use only.\n");
5791#endif
5792}
5793
5794static int alg_find_test(const char *alg)
5795{
5796 int start = 0;
5797 int end = ARRAY_SIZE(alg_test_descs);
5798
5799 while (start < end) {
5800 int i = (start + end) / 2;
5801 int diff = strcmp(alg_test_descs[i].alg, alg);
5802
5803 if (diff > 0) {
5804 end = i;
5805 continue;
5806 }
5807
5808 if (diff < 0) {
5809 start = i + 1;
5810 continue;
5811 }
5812
5813 return i;
5814 }
5815
5816 return -1;
5817}
5818
5819static int alg_fips_disabled(const char *driver, const char *alg)
5820{
5821 pr_info("alg: %s (%s) is disabled due to FIPS\n", alg, driver);
5822
5823 return -ECANCELED;
5824}
5825
5826int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5827{
5828 int i;
5829 int j;
5830 int rc;
5831
5832 if (!fips_enabled && notests) {
5833 printk_once(KERN_INFO "alg: self-tests disabled\n");
5834 return 0;
5835 }
5836
5837 DO_ONCE(testmgr_onetime_init);
5838
5839 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5840 char nalg[CRYPTO_MAX_ALG_NAME];
5841
5842 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5843 sizeof(nalg))
5844 return -ENAMETOOLONG;
5845
5846 i = alg_find_test(nalg);
5847 if (i < 0)
5848 goto notest;
5849
5850 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5851 goto non_fips_alg;
5852
5853 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5854 goto test_done;
5855 }
5856
5857 i = alg_find_test(alg);
5858 j = alg_find_test(driver);
5859 if (i < 0 && j < 0)
5860 goto notest;
5861
5862 if (fips_enabled) {
5863 if (j >= 0 && !alg_test_descs[j].fips_allowed)
5864 return -EINVAL;
5865
5866 if (i >= 0 && !alg_test_descs[i].fips_allowed)
5867 goto non_fips_alg;
5868 }
5869
5870 rc = 0;
5871 if (i >= 0)
5872 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5873 type, mask);
5874 if (j >= 0 && j != i)
5875 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5876 type, mask);
5877
5878test_done:
5879 if (rc) {
5880 if (fips_enabled || panic_on_fail) {
5881 fips_fail_notify();
5882 panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5883 driver, alg,
5884 fips_enabled ? "fips" : "panic_on_fail");
5885 }
5886 pr_warn("alg: self-tests for %s using %s failed (rc=%d)",
5887 alg, driver, rc);
5888 WARN(rc != -ENOENT,
5889 "alg: self-tests for %s using %s failed (rc=%d)",
5890 alg, driver, rc);
5891 } else {
5892 if (fips_enabled)
5893 pr_info("alg: self-tests for %s (%s) passed\n",
5894 driver, alg);
5895 }
5896
5897 return rc;
5898
5899notest:
5900 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_LSKCIPHER) {
5901 char nalg[CRYPTO_MAX_ALG_NAME];
5902
5903 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5904 sizeof(nalg))
5905 goto notest2;
5906
5907 i = alg_find_test(nalg);
5908 if (i < 0)
5909 goto notest2;
5910
5911 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5912 goto non_fips_alg;
5913
5914 rc = alg_test_skcipher(alg_test_descs + i, driver, type, mask);
5915 goto test_done;
5916 }
5917
5918notest2:
5919 printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5920
5921 if (type & CRYPTO_ALG_FIPS_INTERNAL)
5922 return alg_fips_disabled(driver, alg);
5923
5924 return 0;
5925non_fips_alg:
5926 return alg_fips_disabled(driver, alg);
5927}
5928
5929#endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5930
5931EXPORT_SYMBOL_GPL(alg_test);
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Algorithm testing framework and tests.
4 *
5 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
6 * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
7 * Copyright (c) 2007 Nokia Siemens Networks
8 * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
9 * Copyright (c) 2019 Google LLC
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
19#include <crypto/aead.h>
20#include <crypto/hash.h>
21#include <crypto/skcipher.h>
22#include <linux/err.h>
23#include <linux/fips.h>
24#include <linux/module.h>
25#include <linux/once.h>
26#include <linux/random.h>
27#include <linux/scatterlist.h>
28#include <linux/slab.h>
29#include <linux/string.h>
30#include <linux/uio.h>
31#include <crypto/rng.h>
32#include <crypto/drbg.h>
33#include <crypto/akcipher.h>
34#include <crypto/kpp.h>
35#include <crypto/acompress.h>
36#include <crypto/internal/cipher.h>
37#include <crypto/internal/simd.h>
38
39#include "internal.h"
40
41MODULE_IMPORT_NS(CRYPTO_INTERNAL);
42
43static bool notests;
44module_param(notests, bool, 0644);
45MODULE_PARM_DESC(notests, "disable crypto self-tests");
46
47static bool panic_on_fail;
48module_param(panic_on_fail, bool, 0444);
49
50#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
51static bool noextratests;
52module_param(noextratests, bool, 0644);
53MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests");
54
55static unsigned int fuzz_iterations = 100;
56module_param(fuzz_iterations, uint, 0644);
57MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations");
58#endif
59
60#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
61
62/* a perfect nop */
63int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
64{
65 return 0;
66}
67
68#else
69
70#include "testmgr.h"
71
72/*
73 * Need slab memory for testing (size in number of pages).
74 */
75#define XBUFSIZE 8
76
77/*
78* Used by test_cipher()
79*/
80#define ENCRYPT 1
81#define DECRYPT 0
82
83struct aead_test_suite {
84 const struct aead_testvec *vecs;
85 unsigned int count;
86
87 /*
88 * Set if trying to decrypt an inauthentic ciphertext with this
89 * algorithm might result in EINVAL rather than EBADMSG, due to other
90 * validation the algorithm does on the inputs such as length checks.
91 */
92 unsigned int einval_allowed : 1;
93
94 /*
95 * Set if this algorithm requires that the IV be located at the end of
96 * the AAD buffer, in addition to being given in the normal way. The
97 * behavior when the two IV copies differ is implementation-defined.
98 */
99 unsigned int aad_iv : 1;
100};
101
102struct cipher_test_suite {
103 const struct cipher_testvec *vecs;
104 unsigned int count;
105};
106
107struct comp_test_suite {
108 struct {
109 const struct comp_testvec *vecs;
110 unsigned int count;
111 } comp, decomp;
112};
113
114struct hash_test_suite {
115 const struct hash_testvec *vecs;
116 unsigned int count;
117};
118
119struct cprng_test_suite {
120 const struct cprng_testvec *vecs;
121 unsigned int count;
122};
123
124struct drbg_test_suite {
125 const struct drbg_testvec *vecs;
126 unsigned int count;
127};
128
129struct akcipher_test_suite {
130 const struct akcipher_testvec *vecs;
131 unsigned int count;
132};
133
134struct kpp_test_suite {
135 const struct kpp_testvec *vecs;
136 unsigned int count;
137};
138
139struct alg_test_desc {
140 const char *alg;
141 const char *generic_driver;
142 int (*test)(const struct alg_test_desc *desc, const char *driver,
143 u32 type, u32 mask);
144 int fips_allowed; /* set if alg is allowed in fips mode */
145
146 union {
147 struct aead_test_suite aead;
148 struct cipher_test_suite cipher;
149 struct comp_test_suite comp;
150 struct hash_test_suite hash;
151 struct cprng_test_suite cprng;
152 struct drbg_test_suite drbg;
153 struct akcipher_test_suite akcipher;
154 struct kpp_test_suite kpp;
155 } suite;
156};
157
158static void hexdump(unsigned char *buf, unsigned int len)
159{
160 print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
161 16, 1,
162 buf, len, false);
163}
164
165static int __testmgr_alloc_buf(char *buf[XBUFSIZE], int order)
166{
167 int i;
168
169 for (i = 0; i < XBUFSIZE; i++) {
170 buf[i] = (char *)__get_free_pages(GFP_KERNEL, order);
171 if (!buf[i])
172 goto err_free_buf;
173 }
174
175 return 0;
176
177err_free_buf:
178 while (i-- > 0)
179 free_pages((unsigned long)buf[i], order);
180
181 return -ENOMEM;
182}
183
184static int testmgr_alloc_buf(char *buf[XBUFSIZE])
185{
186 return __testmgr_alloc_buf(buf, 0);
187}
188
189static void __testmgr_free_buf(char *buf[XBUFSIZE], int order)
190{
191 int i;
192
193 for (i = 0; i < XBUFSIZE; i++)
194 free_pages((unsigned long)buf[i], order);
195}
196
197static void testmgr_free_buf(char *buf[XBUFSIZE])
198{
199 __testmgr_free_buf(buf, 0);
200}
201
202#define TESTMGR_POISON_BYTE 0xfe
203#define TESTMGR_POISON_LEN 16
204
205static inline void testmgr_poison(void *addr, size_t len)
206{
207 memset(addr, TESTMGR_POISON_BYTE, len);
208}
209
210/* Is the memory region still fully poisoned? */
211static inline bool testmgr_is_poison(const void *addr, size_t len)
212{
213 return memchr_inv(addr, TESTMGR_POISON_BYTE, len) == NULL;
214}
215
216/* flush type for hash algorithms */
217enum flush_type {
218 /* merge with update of previous buffer(s) */
219 FLUSH_TYPE_NONE = 0,
220
221 /* update with previous buffer(s) before doing this one */
222 FLUSH_TYPE_FLUSH,
223
224 /* likewise, but also export and re-import the intermediate state */
225 FLUSH_TYPE_REIMPORT,
226};
227
228/* finalization function for hash algorithms */
229enum finalization_type {
230 FINALIZATION_TYPE_FINAL, /* use final() */
231 FINALIZATION_TYPE_FINUP, /* use finup() */
232 FINALIZATION_TYPE_DIGEST, /* use digest() */
233};
234
235/*
236 * Whether the crypto operation will occur in-place, and if so whether the
237 * source and destination scatterlist pointers will coincide (req->src ==
238 * req->dst), or whether they'll merely point to two separate scatterlists
239 * (req->src != req->dst) that reference the same underlying memory.
240 *
241 * This is only relevant for algorithm types that support in-place operation.
242 */
243enum inplace_mode {
244 OUT_OF_PLACE,
245 INPLACE_ONE_SGLIST,
246 INPLACE_TWO_SGLISTS,
247};
248
249#define TEST_SG_TOTAL 10000
250
251/**
252 * struct test_sg_division - description of a scatterlist entry
253 *
254 * This struct describes one entry of a scatterlist being constructed to check a
255 * crypto test vector.
256 *
257 * @proportion_of_total: length of this chunk relative to the total length,
258 * given as a proportion out of TEST_SG_TOTAL so that it
259 * scales to fit any test vector
260 * @offset: byte offset into a 2-page buffer at which this chunk will start
261 * @offset_relative_to_alignmask: if true, add the algorithm's alignmask to the
262 * @offset
263 * @flush_type: for hashes, whether an update() should be done now vs.
264 * continuing to accumulate data
265 * @nosimd: if doing the pending update(), do it with SIMD disabled?
266 */
267struct test_sg_division {
268 unsigned int proportion_of_total;
269 unsigned int offset;
270 bool offset_relative_to_alignmask;
271 enum flush_type flush_type;
272 bool nosimd;
273};
274
275/**
276 * struct testvec_config - configuration for testing a crypto test vector
277 *
278 * This struct describes the data layout and other parameters with which each
279 * crypto test vector can be tested.
280 *
281 * @name: name of this config, logged for debugging purposes if a test fails
282 * @inplace_mode: whether and how to operate on the data in-place, if applicable
283 * @req_flags: extra request_flags, e.g. CRYPTO_TFM_REQ_MAY_SLEEP
284 * @src_divs: description of how to arrange the source scatterlist
285 * @dst_divs: description of how to arrange the dst scatterlist, if applicable
286 * for the algorithm type. Defaults to @src_divs if unset.
287 * @iv_offset: misalignment of the IV in the range [0..MAX_ALGAPI_ALIGNMASK+1],
288 * where 0 is aligned to a 2*(MAX_ALGAPI_ALIGNMASK+1) byte boundary
289 * @iv_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
290 * the @iv_offset
291 * @key_offset: misalignment of the key, where 0 is default alignment
292 * @key_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
293 * the @key_offset
294 * @finalization_type: what finalization function to use for hashes
295 * @nosimd: execute with SIMD disabled? Requires !CRYPTO_TFM_REQ_MAY_SLEEP.
296 */
297struct testvec_config {
298 const char *name;
299 enum inplace_mode inplace_mode;
300 u32 req_flags;
301 struct test_sg_division src_divs[XBUFSIZE];
302 struct test_sg_division dst_divs[XBUFSIZE];
303 unsigned int iv_offset;
304 unsigned int key_offset;
305 bool iv_offset_relative_to_alignmask;
306 bool key_offset_relative_to_alignmask;
307 enum finalization_type finalization_type;
308 bool nosimd;
309};
310
311#define TESTVEC_CONFIG_NAMELEN 192
312
313/*
314 * The following are the lists of testvec_configs to test for each algorithm
315 * type when the basic crypto self-tests are enabled, i.e. when
316 * CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is unset. They aim to provide good test
317 * coverage, while keeping the test time much shorter than the full fuzz tests
318 * so that the basic tests can be enabled in a wider range of circumstances.
319 */
320
321/* Configs for skciphers and aeads */
322static const struct testvec_config default_cipher_testvec_configs[] = {
323 {
324 .name = "in-place (one sglist)",
325 .inplace_mode = INPLACE_ONE_SGLIST,
326 .src_divs = { { .proportion_of_total = 10000 } },
327 }, {
328 .name = "in-place (two sglists)",
329 .inplace_mode = INPLACE_TWO_SGLISTS,
330 .src_divs = { { .proportion_of_total = 10000 } },
331 }, {
332 .name = "out-of-place",
333 .inplace_mode = OUT_OF_PLACE,
334 .src_divs = { { .proportion_of_total = 10000 } },
335 }, {
336 .name = "unaligned buffer, offset=1",
337 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
338 .iv_offset = 1,
339 .key_offset = 1,
340 }, {
341 .name = "buffer aligned only to alignmask",
342 .src_divs = {
343 {
344 .proportion_of_total = 10000,
345 .offset = 1,
346 .offset_relative_to_alignmask = true,
347 },
348 },
349 .iv_offset = 1,
350 .iv_offset_relative_to_alignmask = true,
351 .key_offset = 1,
352 .key_offset_relative_to_alignmask = true,
353 }, {
354 .name = "two even aligned splits",
355 .src_divs = {
356 { .proportion_of_total = 5000 },
357 { .proportion_of_total = 5000 },
358 },
359 }, {
360 .name = "uneven misaligned splits, may sleep",
361 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
362 .src_divs = {
363 { .proportion_of_total = 1900, .offset = 33 },
364 { .proportion_of_total = 3300, .offset = 7 },
365 { .proportion_of_total = 4800, .offset = 18 },
366 },
367 .iv_offset = 3,
368 .key_offset = 3,
369 }, {
370 .name = "misaligned splits crossing pages, inplace",
371 .inplace_mode = INPLACE_ONE_SGLIST,
372 .src_divs = {
373 {
374 .proportion_of_total = 7500,
375 .offset = PAGE_SIZE - 32
376 }, {
377 .proportion_of_total = 2500,
378 .offset = PAGE_SIZE - 7
379 },
380 },
381 }
382};
383
384static const struct testvec_config default_hash_testvec_configs[] = {
385 {
386 .name = "init+update+final aligned buffer",
387 .src_divs = { { .proportion_of_total = 10000 } },
388 .finalization_type = FINALIZATION_TYPE_FINAL,
389 }, {
390 .name = "init+finup aligned buffer",
391 .src_divs = { { .proportion_of_total = 10000 } },
392 .finalization_type = FINALIZATION_TYPE_FINUP,
393 }, {
394 .name = "digest aligned buffer",
395 .src_divs = { { .proportion_of_total = 10000 } },
396 .finalization_type = FINALIZATION_TYPE_DIGEST,
397 }, {
398 .name = "init+update+final misaligned buffer",
399 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
400 .finalization_type = FINALIZATION_TYPE_FINAL,
401 .key_offset = 1,
402 }, {
403 .name = "digest buffer aligned only to alignmask",
404 .src_divs = {
405 {
406 .proportion_of_total = 10000,
407 .offset = 1,
408 .offset_relative_to_alignmask = true,
409 },
410 },
411 .finalization_type = FINALIZATION_TYPE_DIGEST,
412 .key_offset = 1,
413 .key_offset_relative_to_alignmask = true,
414 }, {
415 .name = "init+update+update+final two even splits",
416 .src_divs = {
417 { .proportion_of_total = 5000 },
418 {
419 .proportion_of_total = 5000,
420 .flush_type = FLUSH_TYPE_FLUSH,
421 },
422 },
423 .finalization_type = FINALIZATION_TYPE_FINAL,
424 }, {
425 .name = "digest uneven misaligned splits, may sleep",
426 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
427 .src_divs = {
428 { .proportion_of_total = 1900, .offset = 33 },
429 { .proportion_of_total = 3300, .offset = 7 },
430 { .proportion_of_total = 4800, .offset = 18 },
431 },
432 .finalization_type = FINALIZATION_TYPE_DIGEST,
433 }, {
434 .name = "digest misaligned splits crossing pages",
435 .src_divs = {
436 {
437 .proportion_of_total = 7500,
438 .offset = PAGE_SIZE - 32,
439 }, {
440 .proportion_of_total = 2500,
441 .offset = PAGE_SIZE - 7,
442 },
443 },
444 .finalization_type = FINALIZATION_TYPE_DIGEST,
445 }, {
446 .name = "import/export",
447 .src_divs = {
448 {
449 .proportion_of_total = 6500,
450 .flush_type = FLUSH_TYPE_REIMPORT,
451 }, {
452 .proportion_of_total = 3500,
453 .flush_type = FLUSH_TYPE_REIMPORT,
454 },
455 },
456 .finalization_type = FINALIZATION_TYPE_FINAL,
457 }
458};
459
460static unsigned int count_test_sg_divisions(const struct test_sg_division *divs)
461{
462 unsigned int remaining = TEST_SG_TOTAL;
463 unsigned int ndivs = 0;
464
465 do {
466 remaining -= divs[ndivs++].proportion_of_total;
467 } while (remaining);
468
469 return ndivs;
470}
471
472#define SGDIVS_HAVE_FLUSHES BIT(0)
473#define SGDIVS_HAVE_NOSIMD BIT(1)
474
475static bool valid_sg_divisions(const struct test_sg_division *divs,
476 unsigned int count, int *flags_ret)
477{
478 unsigned int total = 0;
479 unsigned int i;
480
481 for (i = 0; i < count && total != TEST_SG_TOTAL; i++) {
482 if (divs[i].proportion_of_total <= 0 ||
483 divs[i].proportion_of_total > TEST_SG_TOTAL - total)
484 return false;
485 total += divs[i].proportion_of_total;
486 if (divs[i].flush_type != FLUSH_TYPE_NONE)
487 *flags_ret |= SGDIVS_HAVE_FLUSHES;
488 if (divs[i].nosimd)
489 *flags_ret |= SGDIVS_HAVE_NOSIMD;
490 }
491 return total == TEST_SG_TOTAL &&
492 memchr_inv(&divs[i], 0, (count - i) * sizeof(divs[0])) == NULL;
493}
494
495/*
496 * Check whether the given testvec_config is valid. This isn't strictly needed
497 * since every testvec_config should be valid, but check anyway so that people
498 * don't unknowingly add broken configs that don't do what they wanted.
499 */
500static bool valid_testvec_config(const struct testvec_config *cfg)
501{
502 int flags = 0;
503
504 if (cfg->name == NULL)
505 return false;
506
507 if (!valid_sg_divisions(cfg->src_divs, ARRAY_SIZE(cfg->src_divs),
508 &flags))
509 return false;
510
511 if (cfg->dst_divs[0].proportion_of_total) {
512 if (!valid_sg_divisions(cfg->dst_divs,
513 ARRAY_SIZE(cfg->dst_divs), &flags))
514 return false;
515 } else {
516 if (memchr_inv(cfg->dst_divs, 0, sizeof(cfg->dst_divs)))
517 return false;
518 /* defaults to dst_divs=src_divs */
519 }
520
521 if (cfg->iv_offset +
522 (cfg->iv_offset_relative_to_alignmask ? MAX_ALGAPI_ALIGNMASK : 0) >
523 MAX_ALGAPI_ALIGNMASK + 1)
524 return false;
525
526 if ((flags & (SGDIVS_HAVE_FLUSHES | SGDIVS_HAVE_NOSIMD)) &&
527 cfg->finalization_type == FINALIZATION_TYPE_DIGEST)
528 return false;
529
530 if ((cfg->nosimd || (flags & SGDIVS_HAVE_NOSIMD)) &&
531 (cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP))
532 return false;
533
534 return true;
535}
536
537struct test_sglist {
538 char *bufs[XBUFSIZE];
539 struct scatterlist sgl[XBUFSIZE];
540 struct scatterlist sgl_saved[XBUFSIZE];
541 struct scatterlist *sgl_ptr;
542 unsigned int nents;
543};
544
545static int init_test_sglist(struct test_sglist *tsgl)
546{
547 return __testmgr_alloc_buf(tsgl->bufs, 1 /* two pages per buffer */);
548}
549
550static void destroy_test_sglist(struct test_sglist *tsgl)
551{
552 return __testmgr_free_buf(tsgl->bufs, 1 /* two pages per buffer */);
553}
554
555/**
556 * build_test_sglist() - build a scatterlist for a crypto test
557 *
558 * @tsgl: the scatterlist to build. @tsgl->bufs[] contains an array of 2-page
559 * buffers which the scatterlist @tsgl->sgl[] will be made to point into.
560 * @divs: the layout specification on which the scatterlist will be based
561 * @alignmask: the algorithm's alignmask
562 * @total_len: the total length of the scatterlist to build in bytes
563 * @data: if non-NULL, the buffers will be filled with this data until it ends.
564 * Otherwise the buffers will be poisoned. In both cases, some bytes
565 * past the end of each buffer will be poisoned to help detect overruns.
566 * @out_divs: if non-NULL, the test_sg_division to which each scatterlist entry
567 * corresponds will be returned here. This will match @divs except
568 * that divisions resolving to a length of 0 are omitted as they are
569 * not included in the scatterlist.
570 *
571 * Return: 0 or a -errno value
572 */
573static int build_test_sglist(struct test_sglist *tsgl,
574 const struct test_sg_division *divs,
575 const unsigned int alignmask,
576 const unsigned int total_len,
577 struct iov_iter *data,
578 const struct test_sg_division *out_divs[XBUFSIZE])
579{
580 struct {
581 const struct test_sg_division *div;
582 size_t length;
583 } partitions[XBUFSIZE];
584 const unsigned int ndivs = count_test_sg_divisions(divs);
585 unsigned int len_remaining = total_len;
586 unsigned int i;
587
588 BUILD_BUG_ON(ARRAY_SIZE(partitions) != ARRAY_SIZE(tsgl->sgl));
589 if (WARN_ON(ndivs > ARRAY_SIZE(partitions)))
590 return -EINVAL;
591
592 /* Calculate the (div, length) pairs */
593 tsgl->nents = 0;
594 for (i = 0; i < ndivs; i++) {
595 unsigned int len_this_sg =
596 min(len_remaining,
597 (total_len * divs[i].proportion_of_total +
598 TEST_SG_TOTAL / 2) / TEST_SG_TOTAL);
599
600 if (len_this_sg != 0) {
601 partitions[tsgl->nents].div = &divs[i];
602 partitions[tsgl->nents].length = len_this_sg;
603 tsgl->nents++;
604 len_remaining -= len_this_sg;
605 }
606 }
607 if (tsgl->nents == 0) {
608 partitions[tsgl->nents].div = &divs[0];
609 partitions[tsgl->nents].length = 0;
610 tsgl->nents++;
611 }
612 partitions[tsgl->nents - 1].length += len_remaining;
613
614 /* Set up the sgl entries and fill the data or poison */
615 sg_init_table(tsgl->sgl, tsgl->nents);
616 for (i = 0; i < tsgl->nents; i++) {
617 unsigned int offset = partitions[i].div->offset;
618 void *addr;
619
620 if (partitions[i].div->offset_relative_to_alignmask)
621 offset += alignmask;
622
623 while (offset + partitions[i].length + TESTMGR_POISON_LEN >
624 2 * PAGE_SIZE) {
625 if (WARN_ON(offset <= 0))
626 return -EINVAL;
627 offset /= 2;
628 }
629
630 addr = &tsgl->bufs[i][offset];
631 sg_set_buf(&tsgl->sgl[i], addr, partitions[i].length);
632
633 if (out_divs)
634 out_divs[i] = partitions[i].div;
635
636 if (data) {
637 size_t copy_len, copied;
638
639 copy_len = min(partitions[i].length, data->count);
640 copied = copy_from_iter(addr, copy_len, data);
641 if (WARN_ON(copied != copy_len))
642 return -EINVAL;
643 testmgr_poison(addr + copy_len, partitions[i].length +
644 TESTMGR_POISON_LEN - copy_len);
645 } else {
646 testmgr_poison(addr, partitions[i].length +
647 TESTMGR_POISON_LEN);
648 }
649 }
650
651 sg_mark_end(&tsgl->sgl[tsgl->nents - 1]);
652 tsgl->sgl_ptr = tsgl->sgl;
653 memcpy(tsgl->sgl_saved, tsgl->sgl, tsgl->nents * sizeof(tsgl->sgl[0]));
654 return 0;
655}
656
657/*
658 * Verify that a scatterlist crypto operation produced the correct output.
659 *
660 * @tsgl: scatterlist containing the actual output
661 * @expected_output: buffer containing the expected output
662 * @len_to_check: length of @expected_output in bytes
663 * @unchecked_prefix_len: number of ignored bytes in @tsgl prior to real result
664 * @check_poison: verify that the poison bytes after each chunk are intact?
665 *
666 * Return: 0 if correct, -EINVAL if incorrect, -EOVERFLOW if buffer overrun.
667 */
668static int verify_correct_output(const struct test_sglist *tsgl,
669 const char *expected_output,
670 unsigned int len_to_check,
671 unsigned int unchecked_prefix_len,
672 bool check_poison)
673{
674 unsigned int i;
675
676 for (i = 0; i < tsgl->nents; i++) {
677 struct scatterlist *sg = &tsgl->sgl_ptr[i];
678 unsigned int len = sg->length;
679 unsigned int offset = sg->offset;
680 const char *actual_output;
681
682 if (unchecked_prefix_len) {
683 if (unchecked_prefix_len >= len) {
684 unchecked_prefix_len -= len;
685 continue;
686 }
687 offset += unchecked_prefix_len;
688 len -= unchecked_prefix_len;
689 unchecked_prefix_len = 0;
690 }
691 len = min(len, len_to_check);
692 actual_output = page_address(sg_page(sg)) + offset;
693 if (memcmp(expected_output, actual_output, len) != 0)
694 return -EINVAL;
695 if (check_poison &&
696 !testmgr_is_poison(actual_output + len, TESTMGR_POISON_LEN))
697 return -EOVERFLOW;
698 len_to_check -= len;
699 expected_output += len;
700 }
701 if (WARN_ON(len_to_check != 0))
702 return -EINVAL;
703 return 0;
704}
705
706static bool is_test_sglist_corrupted(const struct test_sglist *tsgl)
707{
708 unsigned int i;
709
710 for (i = 0; i < tsgl->nents; i++) {
711 if (tsgl->sgl[i].page_link != tsgl->sgl_saved[i].page_link)
712 return true;
713 if (tsgl->sgl[i].offset != tsgl->sgl_saved[i].offset)
714 return true;
715 if (tsgl->sgl[i].length != tsgl->sgl_saved[i].length)
716 return true;
717 }
718 return false;
719}
720
721struct cipher_test_sglists {
722 struct test_sglist src;
723 struct test_sglist dst;
724};
725
726static struct cipher_test_sglists *alloc_cipher_test_sglists(void)
727{
728 struct cipher_test_sglists *tsgls;
729
730 tsgls = kmalloc(sizeof(*tsgls), GFP_KERNEL);
731 if (!tsgls)
732 return NULL;
733
734 if (init_test_sglist(&tsgls->src) != 0)
735 goto fail_kfree;
736 if (init_test_sglist(&tsgls->dst) != 0)
737 goto fail_destroy_src;
738
739 return tsgls;
740
741fail_destroy_src:
742 destroy_test_sglist(&tsgls->src);
743fail_kfree:
744 kfree(tsgls);
745 return NULL;
746}
747
748static void free_cipher_test_sglists(struct cipher_test_sglists *tsgls)
749{
750 if (tsgls) {
751 destroy_test_sglist(&tsgls->src);
752 destroy_test_sglist(&tsgls->dst);
753 kfree(tsgls);
754 }
755}
756
757/* Build the src and dst scatterlists for an skcipher or AEAD test */
758static int build_cipher_test_sglists(struct cipher_test_sglists *tsgls,
759 const struct testvec_config *cfg,
760 unsigned int alignmask,
761 unsigned int src_total_len,
762 unsigned int dst_total_len,
763 const struct kvec *inputs,
764 unsigned int nr_inputs)
765{
766 struct iov_iter input;
767 int err;
768
769 iov_iter_kvec(&input, ITER_SOURCE, inputs, nr_inputs, src_total_len);
770 err = build_test_sglist(&tsgls->src, cfg->src_divs, alignmask,
771 cfg->inplace_mode != OUT_OF_PLACE ?
772 max(dst_total_len, src_total_len) :
773 src_total_len,
774 &input, NULL);
775 if (err)
776 return err;
777
778 /*
779 * In-place crypto operations can use the same scatterlist for both the
780 * source and destination (req->src == req->dst), or can use separate
781 * scatterlists (req->src != req->dst) which point to the same
782 * underlying memory. Make sure to test both cases.
783 */
784 if (cfg->inplace_mode == INPLACE_ONE_SGLIST) {
785 tsgls->dst.sgl_ptr = tsgls->src.sgl;
786 tsgls->dst.nents = tsgls->src.nents;
787 return 0;
788 }
789 if (cfg->inplace_mode == INPLACE_TWO_SGLISTS) {
790 /*
791 * For now we keep it simple and only test the case where the
792 * two scatterlists have identical entries, rather than
793 * different entries that split up the same memory differently.
794 */
795 memcpy(tsgls->dst.sgl, tsgls->src.sgl,
796 tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
797 memcpy(tsgls->dst.sgl_saved, tsgls->src.sgl,
798 tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
799 tsgls->dst.sgl_ptr = tsgls->dst.sgl;
800 tsgls->dst.nents = tsgls->src.nents;
801 return 0;
802 }
803 /* Out of place */
804 return build_test_sglist(&tsgls->dst,
805 cfg->dst_divs[0].proportion_of_total ?
806 cfg->dst_divs : cfg->src_divs,
807 alignmask, dst_total_len, NULL, NULL);
808}
809
810/*
811 * Support for testing passing a misaligned key to setkey():
812 *
813 * If cfg->key_offset is set, copy the key into a new buffer at that offset,
814 * optionally adding alignmask. Else, just use the key directly.
815 */
816static int prepare_keybuf(const u8 *key, unsigned int ksize,
817 const struct testvec_config *cfg,
818 unsigned int alignmask,
819 const u8 **keybuf_ret, const u8 **keyptr_ret)
820{
821 unsigned int key_offset = cfg->key_offset;
822 u8 *keybuf = NULL, *keyptr = (u8 *)key;
823
824 if (key_offset != 0) {
825 if (cfg->key_offset_relative_to_alignmask)
826 key_offset += alignmask;
827 keybuf = kmalloc(key_offset + ksize, GFP_KERNEL);
828 if (!keybuf)
829 return -ENOMEM;
830 keyptr = keybuf + key_offset;
831 memcpy(keyptr, key, ksize);
832 }
833 *keybuf_ret = keybuf;
834 *keyptr_ret = keyptr;
835 return 0;
836}
837
838/* Like setkey_f(tfm, key, ksize), but sometimes misalign the key */
839#define do_setkey(setkey_f, tfm, key, ksize, cfg, alignmask) \
840({ \
841 const u8 *keybuf, *keyptr; \
842 int err; \
843 \
844 err = prepare_keybuf((key), (ksize), (cfg), (alignmask), \
845 &keybuf, &keyptr); \
846 if (err == 0) { \
847 err = setkey_f((tfm), keyptr, (ksize)); \
848 kfree(keybuf); \
849 } \
850 err; \
851})
852
853#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
854
855/* Generate a random length in range [0, max_len], but prefer smaller values */
856static unsigned int generate_random_length(unsigned int max_len)
857{
858 unsigned int len = get_random_u32_below(max_len + 1);
859
860 switch (get_random_u32_below(4)) {
861 case 0:
862 return len % 64;
863 case 1:
864 return len % 256;
865 case 2:
866 return len % 1024;
867 default:
868 return len;
869 }
870}
871
872/* Flip a random bit in the given nonempty data buffer */
873static void flip_random_bit(u8 *buf, size_t size)
874{
875 size_t bitpos;
876
877 bitpos = get_random_u32_below(size * 8);
878 buf[bitpos / 8] ^= 1 << (bitpos % 8);
879}
880
881/* Flip a random byte in the given nonempty data buffer */
882static void flip_random_byte(u8 *buf, size_t size)
883{
884 buf[get_random_u32_below(size)] ^= 0xff;
885}
886
887/* Sometimes make some random changes to the given nonempty data buffer */
888static void mutate_buffer(u8 *buf, size_t size)
889{
890 size_t num_flips;
891 size_t i;
892
893 /* Sometimes flip some bits */
894 if (get_random_u32_below(4) == 0) {
895 num_flips = min_t(size_t, 1 << get_random_u32_below(8), size * 8);
896 for (i = 0; i < num_flips; i++)
897 flip_random_bit(buf, size);
898 }
899
900 /* Sometimes flip some bytes */
901 if (get_random_u32_below(4) == 0) {
902 num_flips = min_t(size_t, 1 << get_random_u32_below(8), size);
903 for (i = 0; i < num_flips; i++)
904 flip_random_byte(buf, size);
905 }
906}
907
908/* Randomly generate 'count' bytes, but sometimes make them "interesting" */
909static void generate_random_bytes(u8 *buf, size_t count)
910{
911 u8 b;
912 u8 increment;
913 size_t i;
914
915 if (count == 0)
916 return;
917
918 switch (get_random_u32_below(8)) { /* Choose a generation strategy */
919 case 0:
920 case 1:
921 /* All the same byte, plus optional mutations */
922 switch (get_random_u32_below(4)) {
923 case 0:
924 b = 0x00;
925 break;
926 case 1:
927 b = 0xff;
928 break;
929 default:
930 b = get_random_u8();
931 break;
932 }
933 memset(buf, b, count);
934 mutate_buffer(buf, count);
935 break;
936 case 2:
937 /* Ascending or descending bytes, plus optional mutations */
938 increment = get_random_u8();
939 b = get_random_u8();
940 for (i = 0; i < count; i++, b += increment)
941 buf[i] = b;
942 mutate_buffer(buf, count);
943 break;
944 default:
945 /* Fully random bytes */
946 for (i = 0; i < count; i++)
947 buf[i] = get_random_u8();
948 }
949}
950
951static char *generate_random_sgl_divisions(struct test_sg_division *divs,
952 size_t max_divs, char *p, char *end,
953 bool gen_flushes, u32 req_flags)
954{
955 struct test_sg_division *div = divs;
956 unsigned int remaining = TEST_SG_TOTAL;
957
958 do {
959 unsigned int this_len;
960 const char *flushtype_str;
961
962 if (div == &divs[max_divs - 1] || get_random_u32_below(2) == 0)
963 this_len = remaining;
964 else
965 this_len = get_random_u32_inclusive(1, remaining);
966 div->proportion_of_total = this_len;
967
968 if (get_random_u32_below(4) == 0)
969 div->offset = get_random_u32_inclusive(PAGE_SIZE - 128, PAGE_SIZE - 1);
970 else if (get_random_u32_below(2) == 0)
971 div->offset = get_random_u32_below(32);
972 else
973 div->offset = get_random_u32_below(PAGE_SIZE);
974 if (get_random_u32_below(8) == 0)
975 div->offset_relative_to_alignmask = true;
976
977 div->flush_type = FLUSH_TYPE_NONE;
978 if (gen_flushes) {
979 switch (get_random_u32_below(4)) {
980 case 0:
981 div->flush_type = FLUSH_TYPE_REIMPORT;
982 break;
983 case 1:
984 div->flush_type = FLUSH_TYPE_FLUSH;
985 break;
986 }
987 }
988
989 if (div->flush_type != FLUSH_TYPE_NONE &&
990 !(req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
991 get_random_u32_below(2) == 0)
992 div->nosimd = true;
993
994 switch (div->flush_type) {
995 case FLUSH_TYPE_FLUSH:
996 if (div->nosimd)
997 flushtype_str = "<flush,nosimd>";
998 else
999 flushtype_str = "<flush>";
1000 break;
1001 case FLUSH_TYPE_REIMPORT:
1002 if (div->nosimd)
1003 flushtype_str = "<reimport,nosimd>";
1004 else
1005 flushtype_str = "<reimport>";
1006 break;
1007 default:
1008 flushtype_str = "";
1009 break;
1010 }
1011
1012 BUILD_BUG_ON(TEST_SG_TOTAL != 10000); /* for "%u.%u%%" */
1013 p += scnprintf(p, end - p, "%s%u.%u%%@%s+%u%s", flushtype_str,
1014 this_len / 100, this_len % 100,
1015 div->offset_relative_to_alignmask ?
1016 "alignmask" : "",
1017 div->offset, this_len == remaining ? "" : ", ");
1018 remaining -= this_len;
1019 div++;
1020 } while (remaining);
1021
1022 return p;
1023}
1024
1025/* Generate a random testvec_config for fuzz testing */
1026static void generate_random_testvec_config(struct testvec_config *cfg,
1027 char *name, size_t max_namelen)
1028{
1029 char *p = name;
1030 char * const end = name + max_namelen;
1031
1032 memset(cfg, 0, sizeof(*cfg));
1033
1034 cfg->name = name;
1035
1036 p += scnprintf(p, end - p, "random:");
1037
1038 switch (get_random_u32_below(4)) {
1039 case 0:
1040 case 1:
1041 cfg->inplace_mode = OUT_OF_PLACE;
1042 break;
1043 case 2:
1044 cfg->inplace_mode = INPLACE_ONE_SGLIST;
1045 p += scnprintf(p, end - p, " inplace_one_sglist");
1046 break;
1047 default:
1048 cfg->inplace_mode = INPLACE_TWO_SGLISTS;
1049 p += scnprintf(p, end - p, " inplace_two_sglists");
1050 break;
1051 }
1052
1053 if (get_random_u32_below(2) == 0) {
1054 cfg->req_flags |= CRYPTO_TFM_REQ_MAY_SLEEP;
1055 p += scnprintf(p, end - p, " may_sleep");
1056 }
1057
1058 switch (get_random_u32_below(4)) {
1059 case 0:
1060 cfg->finalization_type = FINALIZATION_TYPE_FINAL;
1061 p += scnprintf(p, end - p, " use_final");
1062 break;
1063 case 1:
1064 cfg->finalization_type = FINALIZATION_TYPE_FINUP;
1065 p += scnprintf(p, end - p, " use_finup");
1066 break;
1067 default:
1068 cfg->finalization_type = FINALIZATION_TYPE_DIGEST;
1069 p += scnprintf(p, end - p, " use_digest");
1070 break;
1071 }
1072
1073 if (!(cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
1074 get_random_u32_below(2) == 0) {
1075 cfg->nosimd = true;
1076 p += scnprintf(p, end - p, " nosimd");
1077 }
1078
1079 p += scnprintf(p, end - p, " src_divs=[");
1080 p = generate_random_sgl_divisions(cfg->src_divs,
1081 ARRAY_SIZE(cfg->src_divs), p, end,
1082 (cfg->finalization_type !=
1083 FINALIZATION_TYPE_DIGEST),
1084 cfg->req_flags);
1085 p += scnprintf(p, end - p, "]");
1086
1087 if (cfg->inplace_mode == OUT_OF_PLACE && get_random_u32_below(2) == 0) {
1088 p += scnprintf(p, end - p, " dst_divs=[");
1089 p = generate_random_sgl_divisions(cfg->dst_divs,
1090 ARRAY_SIZE(cfg->dst_divs),
1091 p, end, false,
1092 cfg->req_flags);
1093 p += scnprintf(p, end - p, "]");
1094 }
1095
1096 if (get_random_u32_below(2) == 0) {
1097 cfg->iv_offset = get_random_u32_inclusive(1, MAX_ALGAPI_ALIGNMASK);
1098 p += scnprintf(p, end - p, " iv_offset=%u", cfg->iv_offset);
1099 }
1100
1101 if (get_random_u32_below(2) == 0) {
1102 cfg->key_offset = get_random_u32_inclusive(1, MAX_ALGAPI_ALIGNMASK);
1103 p += scnprintf(p, end - p, " key_offset=%u", cfg->key_offset);
1104 }
1105
1106 WARN_ON_ONCE(!valid_testvec_config(cfg));
1107}
1108
1109static void crypto_disable_simd_for_test(void)
1110{
1111 migrate_disable();
1112 __this_cpu_write(crypto_simd_disabled_for_test, true);
1113}
1114
1115static void crypto_reenable_simd_for_test(void)
1116{
1117 __this_cpu_write(crypto_simd_disabled_for_test, false);
1118 migrate_enable();
1119}
1120
1121/*
1122 * Given an algorithm name, build the name of the generic implementation of that
1123 * algorithm, assuming the usual naming convention. Specifically, this appends
1124 * "-generic" to every part of the name that is not a template name. Examples:
1125 *
1126 * aes => aes-generic
1127 * cbc(aes) => cbc(aes-generic)
1128 * cts(cbc(aes)) => cts(cbc(aes-generic))
1129 * rfc7539(chacha20,poly1305) => rfc7539(chacha20-generic,poly1305-generic)
1130 *
1131 * Return: 0 on success, or -ENAMETOOLONG if the generic name would be too long
1132 */
1133static int build_generic_driver_name(const char *algname,
1134 char driver_name[CRYPTO_MAX_ALG_NAME])
1135{
1136 const char *in = algname;
1137 char *out = driver_name;
1138 size_t len = strlen(algname);
1139
1140 if (len >= CRYPTO_MAX_ALG_NAME)
1141 goto too_long;
1142 do {
1143 const char *in_saved = in;
1144
1145 while (*in && *in != '(' && *in != ')' && *in != ',')
1146 *out++ = *in++;
1147 if (*in != '(' && in > in_saved) {
1148 len += 8;
1149 if (len >= CRYPTO_MAX_ALG_NAME)
1150 goto too_long;
1151 memcpy(out, "-generic", 8);
1152 out += 8;
1153 }
1154 } while ((*out++ = *in++) != '\0');
1155 return 0;
1156
1157too_long:
1158 pr_err("alg: generic driver name for \"%s\" would be too long\n",
1159 algname);
1160 return -ENAMETOOLONG;
1161}
1162#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1163static void crypto_disable_simd_for_test(void)
1164{
1165}
1166
1167static void crypto_reenable_simd_for_test(void)
1168{
1169}
1170#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1171
1172static int build_hash_sglist(struct test_sglist *tsgl,
1173 const struct hash_testvec *vec,
1174 const struct testvec_config *cfg,
1175 unsigned int alignmask,
1176 const struct test_sg_division *divs[XBUFSIZE])
1177{
1178 struct kvec kv;
1179 struct iov_iter input;
1180
1181 kv.iov_base = (void *)vec->plaintext;
1182 kv.iov_len = vec->psize;
1183 iov_iter_kvec(&input, ITER_SOURCE, &kv, 1, vec->psize);
1184 return build_test_sglist(tsgl, cfg->src_divs, alignmask, vec->psize,
1185 &input, divs);
1186}
1187
1188static int check_hash_result(const char *type,
1189 const u8 *result, unsigned int digestsize,
1190 const struct hash_testvec *vec,
1191 const char *vec_name,
1192 const char *driver,
1193 const struct testvec_config *cfg)
1194{
1195 if (memcmp(result, vec->digest, digestsize) != 0) {
1196 pr_err("alg: %s: %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
1197 type, driver, vec_name, cfg->name);
1198 return -EINVAL;
1199 }
1200 if (!testmgr_is_poison(&result[digestsize], TESTMGR_POISON_LEN)) {
1201 pr_err("alg: %s: %s overran result buffer on test vector %s, cfg=\"%s\"\n",
1202 type, driver, vec_name, cfg->name);
1203 return -EOVERFLOW;
1204 }
1205 return 0;
1206}
1207
1208static inline int check_shash_op(const char *op, int err,
1209 const char *driver, const char *vec_name,
1210 const struct testvec_config *cfg)
1211{
1212 if (err)
1213 pr_err("alg: shash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1214 driver, op, err, vec_name, cfg->name);
1215 return err;
1216}
1217
1218/* Test one hash test vector in one configuration, using the shash API */
1219static int test_shash_vec_cfg(const struct hash_testvec *vec,
1220 const char *vec_name,
1221 const struct testvec_config *cfg,
1222 struct shash_desc *desc,
1223 struct test_sglist *tsgl,
1224 u8 *hashstate)
1225{
1226 struct crypto_shash *tfm = desc->tfm;
1227 const unsigned int alignmask = crypto_shash_alignmask(tfm);
1228 const unsigned int digestsize = crypto_shash_digestsize(tfm);
1229 const unsigned int statesize = crypto_shash_statesize(tfm);
1230 const char *driver = crypto_shash_driver_name(tfm);
1231 const struct test_sg_division *divs[XBUFSIZE];
1232 unsigned int i;
1233 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1234 int err;
1235
1236 /* Set the key, if specified */
1237 if (vec->ksize) {
1238 err = do_setkey(crypto_shash_setkey, tfm, vec->key, vec->ksize,
1239 cfg, alignmask);
1240 if (err) {
1241 if (err == vec->setkey_error)
1242 return 0;
1243 pr_err("alg: shash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1244 driver, vec_name, vec->setkey_error, err,
1245 crypto_shash_get_flags(tfm));
1246 return err;
1247 }
1248 if (vec->setkey_error) {
1249 pr_err("alg: shash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1250 driver, vec_name, vec->setkey_error);
1251 return -EINVAL;
1252 }
1253 }
1254
1255 /* Build the scatterlist for the source data */
1256 err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1257 if (err) {
1258 pr_err("alg: shash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1259 driver, vec_name, cfg->name);
1260 return err;
1261 }
1262
1263 /* Do the actual hashing */
1264
1265 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1266 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1267
1268 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1269 vec->digest_error) {
1270 /* Just using digest() */
1271 if (tsgl->nents != 1)
1272 return 0;
1273 if (cfg->nosimd)
1274 crypto_disable_simd_for_test();
1275 err = crypto_shash_digest(desc, sg_virt(&tsgl->sgl[0]),
1276 tsgl->sgl[0].length, result);
1277 if (cfg->nosimd)
1278 crypto_reenable_simd_for_test();
1279 if (err) {
1280 if (err == vec->digest_error)
1281 return 0;
1282 pr_err("alg: shash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1283 driver, vec_name, vec->digest_error, err,
1284 cfg->name);
1285 return err;
1286 }
1287 if (vec->digest_error) {
1288 pr_err("alg: shash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1289 driver, vec_name, vec->digest_error, cfg->name);
1290 return -EINVAL;
1291 }
1292 goto result_ready;
1293 }
1294
1295 /* Using init(), zero or more update(), then final() or finup() */
1296
1297 if (cfg->nosimd)
1298 crypto_disable_simd_for_test();
1299 err = crypto_shash_init(desc);
1300 if (cfg->nosimd)
1301 crypto_reenable_simd_for_test();
1302 err = check_shash_op("init", err, driver, vec_name, cfg);
1303 if (err)
1304 return err;
1305
1306 for (i = 0; i < tsgl->nents; i++) {
1307 if (i + 1 == tsgl->nents &&
1308 cfg->finalization_type == FINALIZATION_TYPE_FINUP) {
1309 if (divs[i]->nosimd)
1310 crypto_disable_simd_for_test();
1311 err = crypto_shash_finup(desc, sg_virt(&tsgl->sgl[i]),
1312 tsgl->sgl[i].length, result);
1313 if (divs[i]->nosimd)
1314 crypto_reenable_simd_for_test();
1315 err = check_shash_op("finup", err, driver, vec_name,
1316 cfg);
1317 if (err)
1318 return err;
1319 goto result_ready;
1320 }
1321 if (divs[i]->nosimd)
1322 crypto_disable_simd_for_test();
1323 err = crypto_shash_update(desc, sg_virt(&tsgl->sgl[i]),
1324 tsgl->sgl[i].length);
1325 if (divs[i]->nosimd)
1326 crypto_reenable_simd_for_test();
1327 err = check_shash_op("update", err, driver, vec_name, cfg);
1328 if (err)
1329 return err;
1330 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1331 /* Test ->export() and ->import() */
1332 testmgr_poison(hashstate + statesize,
1333 TESTMGR_POISON_LEN);
1334 err = crypto_shash_export(desc, hashstate);
1335 err = check_shash_op("export", err, driver, vec_name,
1336 cfg);
1337 if (err)
1338 return err;
1339 if (!testmgr_is_poison(hashstate + statesize,
1340 TESTMGR_POISON_LEN)) {
1341 pr_err("alg: shash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1342 driver, vec_name, cfg->name);
1343 return -EOVERFLOW;
1344 }
1345 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1346 err = crypto_shash_import(desc, hashstate);
1347 err = check_shash_op("import", err, driver, vec_name,
1348 cfg);
1349 if (err)
1350 return err;
1351 }
1352 }
1353
1354 if (cfg->nosimd)
1355 crypto_disable_simd_for_test();
1356 err = crypto_shash_final(desc, result);
1357 if (cfg->nosimd)
1358 crypto_reenable_simd_for_test();
1359 err = check_shash_op("final", err, driver, vec_name, cfg);
1360 if (err)
1361 return err;
1362result_ready:
1363 return check_hash_result("shash", result, digestsize, vec, vec_name,
1364 driver, cfg);
1365}
1366
1367static int do_ahash_op(int (*op)(struct ahash_request *req),
1368 struct ahash_request *req,
1369 struct crypto_wait *wait, bool nosimd)
1370{
1371 int err;
1372
1373 if (nosimd)
1374 crypto_disable_simd_for_test();
1375
1376 err = op(req);
1377
1378 if (nosimd)
1379 crypto_reenable_simd_for_test();
1380
1381 return crypto_wait_req(err, wait);
1382}
1383
1384static int check_nonfinal_ahash_op(const char *op, int err,
1385 u8 *result, unsigned int digestsize,
1386 const char *driver, const char *vec_name,
1387 const struct testvec_config *cfg)
1388{
1389 if (err) {
1390 pr_err("alg: ahash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1391 driver, op, err, vec_name, cfg->name);
1392 return err;
1393 }
1394 if (!testmgr_is_poison(result, digestsize)) {
1395 pr_err("alg: ahash: %s %s() used result buffer on test vector %s, cfg=\"%s\"\n",
1396 driver, op, vec_name, cfg->name);
1397 return -EINVAL;
1398 }
1399 return 0;
1400}
1401
1402/* Test one hash test vector in one configuration, using the ahash API */
1403static int test_ahash_vec_cfg(const struct hash_testvec *vec,
1404 const char *vec_name,
1405 const struct testvec_config *cfg,
1406 struct ahash_request *req,
1407 struct test_sglist *tsgl,
1408 u8 *hashstate)
1409{
1410 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1411 const unsigned int alignmask = crypto_ahash_alignmask(tfm);
1412 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1413 const unsigned int statesize = crypto_ahash_statesize(tfm);
1414 const char *driver = crypto_ahash_driver_name(tfm);
1415 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1416 const struct test_sg_division *divs[XBUFSIZE];
1417 DECLARE_CRYPTO_WAIT(wait);
1418 unsigned int i;
1419 struct scatterlist *pending_sgl;
1420 unsigned int pending_len;
1421 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1422 int err;
1423
1424 /* Set the key, if specified */
1425 if (vec->ksize) {
1426 err = do_setkey(crypto_ahash_setkey, tfm, vec->key, vec->ksize,
1427 cfg, alignmask);
1428 if (err) {
1429 if (err == vec->setkey_error)
1430 return 0;
1431 pr_err("alg: ahash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1432 driver, vec_name, vec->setkey_error, err,
1433 crypto_ahash_get_flags(tfm));
1434 return err;
1435 }
1436 if (vec->setkey_error) {
1437 pr_err("alg: ahash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1438 driver, vec_name, vec->setkey_error);
1439 return -EINVAL;
1440 }
1441 }
1442
1443 /* Build the scatterlist for the source data */
1444 err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1445 if (err) {
1446 pr_err("alg: ahash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1447 driver, vec_name, cfg->name);
1448 return err;
1449 }
1450
1451 /* Do the actual hashing */
1452
1453 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1454 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1455
1456 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1457 vec->digest_error) {
1458 /* Just using digest() */
1459 ahash_request_set_callback(req, req_flags, crypto_req_done,
1460 &wait);
1461 ahash_request_set_crypt(req, tsgl->sgl, result, vec->psize);
1462 err = do_ahash_op(crypto_ahash_digest, req, &wait, cfg->nosimd);
1463 if (err) {
1464 if (err == vec->digest_error)
1465 return 0;
1466 pr_err("alg: ahash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1467 driver, vec_name, vec->digest_error, err,
1468 cfg->name);
1469 return err;
1470 }
1471 if (vec->digest_error) {
1472 pr_err("alg: ahash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1473 driver, vec_name, vec->digest_error, cfg->name);
1474 return -EINVAL;
1475 }
1476 goto result_ready;
1477 }
1478
1479 /* Using init(), zero or more update(), then final() or finup() */
1480
1481 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1482 ahash_request_set_crypt(req, NULL, result, 0);
1483 err = do_ahash_op(crypto_ahash_init, req, &wait, cfg->nosimd);
1484 err = check_nonfinal_ahash_op("init", err, result, digestsize,
1485 driver, vec_name, cfg);
1486 if (err)
1487 return err;
1488
1489 pending_sgl = NULL;
1490 pending_len = 0;
1491 for (i = 0; i < tsgl->nents; i++) {
1492 if (divs[i]->flush_type != FLUSH_TYPE_NONE &&
1493 pending_sgl != NULL) {
1494 /* update() with the pending data */
1495 ahash_request_set_callback(req, req_flags,
1496 crypto_req_done, &wait);
1497 ahash_request_set_crypt(req, pending_sgl, result,
1498 pending_len);
1499 err = do_ahash_op(crypto_ahash_update, req, &wait,
1500 divs[i]->nosimd);
1501 err = check_nonfinal_ahash_op("update", err,
1502 result, digestsize,
1503 driver, vec_name, cfg);
1504 if (err)
1505 return err;
1506 pending_sgl = NULL;
1507 pending_len = 0;
1508 }
1509 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1510 /* Test ->export() and ->import() */
1511 testmgr_poison(hashstate + statesize,
1512 TESTMGR_POISON_LEN);
1513 err = crypto_ahash_export(req, hashstate);
1514 err = check_nonfinal_ahash_op("export", err,
1515 result, digestsize,
1516 driver, vec_name, cfg);
1517 if (err)
1518 return err;
1519 if (!testmgr_is_poison(hashstate + statesize,
1520 TESTMGR_POISON_LEN)) {
1521 pr_err("alg: ahash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1522 driver, vec_name, cfg->name);
1523 return -EOVERFLOW;
1524 }
1525
1526 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1527 err = crypto_ahash_import(req, hashstate);
1528 err = check_nonfinal_ahash_op("import", err,
1529 result, digestsize,
1530 driver, vec_name, cfg);
1531 if (err)
1532 return err;
1533 }
1534 if (pending_sgl == NULL)
1535 pending_sgl = &tsgl->sgl[i];
1536 pending_len += tsgl->sgl[i].length;
1537 }
1538
1539 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1540 ahash_request_set_crypt(req, pending_sgl, result, pending_len);
1541 if (cfg->finalization_type == FINALIZATION_TYPE_FINAL) {
1542 /* finish with update() and final() */
1543 err = do_ahash_op(crypto_ahash_update, req, &wait, cfg->nosimd);
1544 err = check_nonfinal_ahash_op("update", err, result, digestsize,
1545 driver, vec_name, cfg);
1546 if (err)
1547 return err;
1548 err = do_ahash_op(crypto_ahash_final, req, &wait, cfg->nosimd);
1549 if (err) {
1550 pr_err("alg: ahash: %s final() failed with err %d on test vector %s, cfg=\"%s\"\n",
1551 driver, err, vec_name, cfg->name);
1552 return err;
1553 }
1554 } else {
1555 /* finish with finup() */
1556 err = do_ahash_op(crypto_ahash_finup, req, &wait, cfg->nosimd);
1557 if (err) {
1558 pr_err("alg: ahash: %s finup() failed with err %d on test vector %s, cfg=\"%s\"\n",
1559 driver, err, vec_name, cfg->name);
1560 return err;
1561 }
1562 }
1563
1564result_ready:
1565 return check_hash_result("ahash", result, digestsize, vec, vec_name,
1566 driver, cfg);
1567}
1568
1569static int test_hash_vec_cfg(const struct hash_testvec *vec,
1570 const char *vec_name,
1571 const struct testvec_config *cfg,
1572 struct ahash_request *req,
1573 struct shash_desc *desc,
1574 struct test_sglist *tsgl,
1575 u8 *hashstate)
1576{
1577 int err;
1578
1579 /*
1580 * For algorithms implemented as "shash", most bugs will be detected by
1581 * both the shash and ahash tests. Test the shash API first so that the
1582 * failures involve less indirection, so are easier to debug.
1583 */
1584
1585 if (desc) {
1586 err = test_shash_vec_cfg(vec, vec_name, cfg, desc, tsgl,
1587 hashstate);
1588 if (err)
1589 return err;
1590 }
1591
1592 return test_ahash_vec_cfg(vec, vec_name, cfg, req, tsgl, hashstate);
1593}
1594
1595static int test_hash_vec(const struct hash_testvec *vec, unsigned int vec_num,
1596 struct ahash_request *req, struct shash_desc *desc,
1597 struct test_sglist *tsgl, u8 *hashstate)
1598{
1599 char vec_name[16];
1600 unsigned int i;
1601 int err;
1602
1603 sprintf(vec_name, "%u", vec_num);
1604
1605 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++) {
1606 err = test_hash_vec_cfg(vec, vec_name,
1607 &default_hash_testvec_configs[i],
1608 req, desc, tsgl, hashstate);
1609 if (err)
1610 return err;
1611 }
1612
1613#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1614 if (!noextratests) {
1615 struct testvec_config cfg;
1616 char cfgname[TESTVEC_CONFIG_NAMELEN];
1617
1618 for (i = 0; i < fuzz_iterations; i++) {
1619 generate_random_testvec_config(&cfg, cfgname,
1620 sizeof(cfgname));
1621 err = test_hash_vec_cfg(vec, vec_name, &cfg,
1622 req, desc, tsgl, hashstate);
1623 if (err)
1624 return err;
1625 cond_resched();
1626 }
1627 }
1628#endif
1629 return 0;
1630}
1631
1632#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1633/*
1634 * Generate a hash test vector from the given implementation.
1635 * Assumes the buffers in 'vec' were already allocated.
1636 */
1637static void generate_random_hash_testvec(struct shash_desc *desc,
1638 struct hash_testvec *vec,
1639 unsigned int maxkeysize,
1640 unsigned int maxdatasize,
1641 char *name, size_t max_namelen)
1642{
1643 /* Data */
1644 vec->psize = generate_random_length(maxdatasize);
1645 generate_random_bytes((u8 *)vec->plaintext, vec->psize);
1646
1647 /*
1648 * Key: length in range [1, maxkeysize], but usually choose maxkeysize.
1649 * If algorithm is unkeyed, then maxkeysize == 0 and set ksize = 0.
1650 */
1651 vec->setkey_error = 0;
1652 vec->ksize = 0;
1653 if (maxkeysize) {
1654 vec->ksize = maxkeysize;
1655 if (get_random_u32_below(4) == 0)
1656 vec->ksize = get_random_u32_inclusive(1, maxkeysize);
1657 generate_random_bytes((u8 *)vec->key, vec->ksize);
1658
1659 vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key,
1660 vec->ksize);
1661 /* If the key couldn't be set, no need to continue to digest. */
1662 if (vec->setkey_error)
1663 goto done;
1664 }
1665
1666 /* Digest */
1667 vec->digest_error = crypto_shash_digest(desc, vec->plaintext,
1668 vec->psize, (u8 *)vec->digest);
1669done:
1670 snprintf(name, max_namelen, "\"random: psize=%u ksize=%u\"",
1671 vec->psize, vec->ksize);
1672}
1673
1674/*
1675 * Test the hash algorithm represented by @req against the corresponding generic
1676 * implementation, if one is available.
1677 */
1678static int test_hash_vs_generic_impl(const char *generic_driver,
1679 unsigned int maxkeysize,
1680 struct ahash_request *req,
1681 struct shash_desc *desc,
1682 struct test_sglist *tsgl,
1683 u8 *hashstate)
1684{
1685 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1686 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1687 const unsigned int blocksize = crypto_ahash_blocksize(tfm);
1688 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
1689 const char *algname = crypto_hash_alg_common(tfm)->base.cra_name;
1690 const char *driver = crypto_ahash_driver_name(tfm);
1691 char _generic_driver[CRYPTO_MAX_ALG_NAME];
1692 struct crypto_shash *generic_tfm = NULL;
1693 struct shash_desc *generic_desc = NULL;
1694 unsigned int i;
1695 struct hash_testvec vec = { 0 };
1696 char vec_name[64];
1697 struct testvec_config *cfg;
1698 char cfgname[TESTVEC_CONFIG_NAMELEN];
1699 int err;
1700
1701 if (noextratests)
1702 return 0;
1703
1704 if (!generic_driver) { /* Use default naming convention? */
1705 err = build_generic_driver_name(algname, _generic_driver);
1706 if (err)
1707 return err;
1708 generic_driver = _generic_driver;
1709 }
1710
1711 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
1712 return 0;
1713
1714 generic_tfm = crypto_alloc_shash(generic_driver, 0, 0);
1715 if (IS_ERR(generic_tfm)) {
1716 err = PTR_ERR(generic_tfm);
1717 if (err == -ENOENT) {
1718 pr_warn("alg: hash: skipping comparison tests for %s because %s is unavailable\n",
1719 driver, generic_driver);
1720 return 0;
1721 }
1722 pr_err("alg: hash: error allocating %s (generic impl of %s): %d\n",
1723 generic_driver, algname, err);
1724 return err;
1725 }
1726
1727 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
1728 if (!cfg) {
1729 err = -ENOMEM;
1730 goto out;
1731 }
1732
1733 generic_desc = kzalloc(sizeof(*desc) +
1734 crypto_shash_descsize(generic_tfm), GFP_KERNEL);
1735 if (!generic_desc) {
1736 err = -ENOMEM;
1737 goto out;
1738 }
1739 generic_desc->tfm = generic_tfm;
1740
1741 /* Check the algorithm properties for consistency. */
1742
1743 if (digestsize != crypto_shash_digestsize(generic_tfm)) {
1744 pr_err("alg: hash: digestsize for %s (%u) doesn't match generic impl (%u)\n",
1745 driver, digestsize,
1746 crypto_shash_digestsize(generic_tfm));
1747 err = -EINVAL;
1748 goto out;
1749 }
1750
1751 if (blocksize != crypto_shash_blocksize(generic_tfm)) {
1752 pr_err("alg: hash: blocksize for %s (%u) doesn't match generic impl (%u)\n",
1753 driver, blocksize, crypto_shash_blocksize(generic_tfm));
1754 err = -EINVAL;
1755 goto out;
1756 }
1757
1758 /*
1759 * Now generate test vectors using the generic implementation, and test
1760 * the other implementation against them.
1761 */
1762
1763 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
1764 vec.plaintext = kmalloc(maxdatasize, GFP_KERNEL);
1765 vec.digest = kmalloc(digestsize, GFP_KERNEL);
1766 if (!vec.key || !vec.plaintext || !vec.digest) {
1767 err = -ENOMEM;
1768 goto out;
1769 }
1770
1771 for (i = 0; i < fuzz_iterations * 8; i++) {
1772 generate_random_hash_testvec(generic_desc, &vec,
1773 maxkeysize, maxdatasize,
1774 vec_name, sizeof(vec_name));
1775 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
1776
1777 err = test_hash_vec_cfg(&vec, vec_name, cfg,
1778 req, desc, tsgl, hashstate);
1779 if (err)
1780 goto out;
1781 cond_resched();
1782 }
1783 err = 0;
1784out:
1785 kfree(cfg);
1786 kfree(vec.key);
1787 kfree(vec.plaintext);
1788 kfree(vec.digest);
1789 crypto_free_shash(generic_tfm);
1790 kfree_sensitive(generic_desc);
1791 return err;
1792}
1793#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1794static int test_hash_vs_generic_impl(const char *generic_driver,
1795 unsigned int maxkeysize,
1796 struct ahash_request *req,
1797 struct shash_desc *desc,
1798 struct test_sglist *tsgl,
1799 u8 *hashstate)
1800{
1801 return 0;
1802}
1803#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1804
1805static int alloc_shash(const char *driver, u32 type, u32 mask,
1806 struct crypto_shash **tfm_ret,
1807 struct shash_desc **desc_ret)
1808{
1809 struct crypto_shash *tfm;
1810 struct shash_desc *desc;
1811
1812 tfm = crypto_alloc_shash(driver, type, mask);
1813 if (IS_ERR(tfm)) {
1814 if (PTR_ERR(tfm) == -ENOENT) {
1815 /*
1816 * This algorithm is only available through the ahash
1817 * API, not the shash API, so skip the shash tests.
1818 */
1819 return 0;
1820 }
1821 pr_err("alg: hash: failed to allocate shash transform for %s: %ld\n",
1822 driver, PTR_ERR(tfm));
1823 return PTR_ERR(tfm);
1824 }
1825
1826 desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
1827 if (!desc) {
1828 crypto_free_shash(tfm);
1829 return -ENOMEM;
1830 }
1831 desc->tfm = tfm;
1832
1833 *tfm_ret = tfm;
1834 *desc_ret = desc;
1835 return 0;
1836}
1837
1838static int __alg_test_hash(const struct hash_testvec *vecs,
1839 unsigned int num_vecs, const char *driver,
1840 u32 type, u32 mask,
1841 const char *generic_driver, unsigned int maxkeysize)
1842{
1843 struct crypto_ahash *atfm = NULL;
1844 struct ahash_request *req = NULL;
1845 struct crypto_shash *stfm = NULL;
1846 struct shash_desc *desc = NULL;
1847 struct test_sglist *tsgl = NULL;
1848 u8 *hashstate = NULL;
1849 unsigned int statesize;
1850 unsigned int i;
1851 int err;
1852
1853 /*
1854 * Always test the ahash API. This works regardless of whether the
1855 * algorithm is implemented as ahash or shash.
1856 */
1857
1858 atfm = crypto_alloc_ahash(driver, type, mask);
1859 if (IS_ERR(atfm)) {
1860 pr_err("alg: hash: failed to allocate transform for %s: %ld\n",
1861 driver, PTR_ERR(atfm));
1862 return PTR_ERR(atfm);
1863 }
1864 driver = crypto_ahash_driver_name(atfm);
1865
1866 req = ahash_request_alloc(atfm, GFP_KERNEL);
1867 if (!req) {
1868 pr_err("alg: hash: failed to allocate request for %s\n",
1869 driver);
1870 err = -ENOMEM;
1871 goto out;
1872 }
1873
1874 /*
1875 * If available also test the shash API, to cover corner cases that may
1876 * be missed by testing the ahash API only.
1877 */
1878 err = alloc_shash(driver, type, mask, &stfm, &desc);
1879 if (err)
1880 goto out;
1881
1882 tsgl = kmalloc(sizeof(*tsgl), GFP_KERNEL);
1883 if (!tsgl || init_test_sglist(tsgl) != 0) {
1884 pr_err("alg: hash: failed to allocate test buffers for %s\n",
1885 driver);
1886 kfree(tsgl);
1887 tsgl = NULL;
1888 err = -ENOMEM;
1889 goto out;
1890 }
1891
1892 statesize = crypto_ahash_statesize(atfm);
1893 if (stfm)
1894 statesize = max(statesize, crypto_shash_statesize(stfm));
1895 hashstate = kmalloc(statesize + TESTMGR_POISON_LEN, GFP_KERNEL);
1896 if (!hashstate) {
1897 pr_err("alg: hash: failed to allocate hash state buffer for %s\n",
1898 driver);
1899 err = -ENOMEM;
1900 goto out;
1901 }
1902
1903 for (i = 0; i < num_vecs; i++) {
1904 if (fips_enabled && vecs[i].fips_skip)
1905 continue;
1906
1907 err = test_hash_vec(&vecs[i], i, req, desc, tsgl, hashstate);
1908 if (err)
1909 goto out;
1910 cond_resched();
1911 }
1912 err = test_hash_vs_generic_impl(generic_driver, maxkeysize, req,
1913 desc, tsgl, hashstate);
1914out:
1915 kfree(hashstate);
1916 if (tsgl) {
1917 destroy_test_sglist(tsgl);
1918 kfree(tsgl);
1919 }
1920 kfree(desc);
1921 crypto_free_shash(stfm);
1922 ahash_request_free(req);
1923 crypto_free_ahash(atfm);
1924 return err;
1925}
1926
1927static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
1928 u32 type, u32 mask)
1929{
1930 const struct hash_testvec *template = desc->suite.hash.vecs;
1931 unsigned int tcount = desc->suite.hash.count;
1932 unsigned int nr_unkeyed, nr_keyed;
1933 unsigned int maxkeysize = 0;
1934 int err;
1935
1936 /*
1937 * For OPTIONAL_KEY algorithms, we have to do all the unkeyed tests
1938 * first, before setting a key on the tfm. To make this easier, we
1939 * require that the unkeyed test vectors (if any) are listed first.
1940 */
1941
1942 for (nr_unkeyed = 0; nr_unkeyed < tcount; nr_unkeyed++) {
1943 if (template[nr_unkeyed].ksize)
1944 break;
1945 }
1946 for (nr_keyed = 0; nr_unkeyed + nr_keyed < tcount; nr_keyed++) {
1947 if (!template[nr_unkeyed + nr_keyed].ksize) {
1948 pr_err("alg: hash: test vectors for %s out of order, "
1949 "unkeyed ones must come first\n", desc->alg);
1950 return -EINVAL;
1951 }
1952 maxkeysize = max_t(unsigned int, maxkeysize,
1953 template[nr_unkeyed + nr_keyed].ksize);
1954 }
1955
1956 err = 0;
1957 if (nr_unkeyed) {
1958 err = __alg_test_hash(template, nr_unkeyed, driver, type, mask,
1959 desc->generic_driver, maxkeysize);
1960 template += nr_unkeyed;
1961 }
1962
1963 if (!err && nr_keyed)
1964 err = __alg_test_hash(template, nr_keyed, driver, type, mask,
1965 desc->generic_driver, maxkeysize);
1966
1967 return err;
1968}
1969
1970static int test_aead_vec_cfg(int enc, const struct aead_testvec *vec,
1971 const char *vec_name,
1972 const struct testvec_config *cfg,
1973 struct aead_request *req,
1974 struct cipher_test_sglists *tsgls)
1975{
1976 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
1977 const unsigned int alignmask = crypto_aead_alignmask(tfm);
1978 const unsigned int ivsize = crypto_aead_ivsize(tfm);
1979 const unsigned int authsize = vec->clen - vec->plen;
1980 const char *driver = crypto_aead_driver_name(tfm);
1981 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1982 const char *op = enc ? "encryption" : "decryption";
1983 DECLARE_CRYPTO_WAIT(wait);
1984 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
1985 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
1986 cfg->iv_offset +
1987 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
1988 struct kvec input[2];
1989 int err;
1990
1991 /* Set the key */
1992 if (vec->wk)
1993 crypto_aead_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
1994 else
1995 crypto_aead_clear_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
1996
1997 err = do_setkey(crypto_aead_setkey, tfm, vec->key, vec->klen,
1998 cfg, alignmask);
1999 if (err && err != vec->setkey_error) {
2000 pr_err("alg: aead: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2001 driver, vec_name, vec->setkey_error, err,
2002 crypto_aead_get_flags(tfm));
2003 return err;
2004 }
2005 if (!err && vec->setkey_error) {
2006 pr_err("alg: aead: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2007 driver, vec_name, vec->setkey_error);
2008 return -EINVAL;
2009 }
2010
2011 /* Set the authentication tag size */
2012 err = crypto_aead_setauthsize(tfm, authsize);
2013 if (err && err != vec->setauthsize_error) {
2014 pr_err("alg: aead: %s setauthsize failed on test vector %s; expected_error=%d, actual_error=%d\n",
2015 driver, vec_name, vec->setauthsize_error, err);
2016 return err;
2017 }
2018 if (!err && vec->setauthsize_error) {
2019 pr_err("alg: aead: %s setauthsize unexpectedly succeeded on test vector %s; expected_error=%d\n",
2020 driver, vec_name, vec->setauthsize_error);
2021 return -EINVAL;
2022 }
2023
2024 if (vec->setkey_error || vec->setauthsize_error)
2025 return 0;
2026
2027 /* The IV must be copied to a buffer, as the algorithm may modify it */
2028 if (WARN_ON(ivsize > MAX_IVLEN))
2029 return -EINVAL;
2030 if (vec->iv)
2031 memcpy(iv, vec->iv, ivsize);
2032 else
2033 memset(iv, 0, ivsize);
2034
2035 /* Build the src/dst scatterlists */
2036 input[0].iov_base = (void *)vec->assoc;
2037 input[0].iov_len = vec->alen;
2038 input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2039 input[1].iov_len = enc ? vec->plen : vec->clen;
2040 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2041 vec->alen + (enc ? vec->plen :
2042 vec->clen),
2043 vec->alen + (enc ? vec->clen :
2044 vec->plen),
2045 input, 2);
2046 if (err) {
2047 pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2048 driver, op, vec_name, cfg->name);
2049 return err;
2050 }
2051
2052 /* Do the actual encryption or decryption */
2053 testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
2054 aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
2055 aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2056 enc ? vec->plen : vec->clen, iv);
2057 aead_request_set_ad(req, vec->alen);
2058 if (cfg->nosimd)
2059 crypto_disable_simd_for_test();
2060 err = enc ? crypto_aead_encrypt(req) : crypto_aead_decrypt(req);
2061 if (cfg->nosimd)
2062 crypto_reenable_simd_for_test();
2063 err = crypto_wait_req(err, &wait);
2064
2065 /* Check that the algorithm didn't overwrite things it shouldn't have */
2066 if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
2067 req->assoclen != vec->alen ||
2068 req->iv != iv ||
2069 req->src != tsgls->src.sgl_ptr ||
2070 req->dst != tsgls->dst.sgl_ptr ||
2071 crypto_aead_reqtfm(req) != tfm ||
2072 req->base.complete != crypto_req_done ||
2073 req->base.flags != req_flags ||
2074 req->base.data != &wait) {
2075 pr_err("alg: aead: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2076 driver, op, vec_name, cfg->name);
2077 if (req->cryptlen != (enc ? vec->plen : vec->clen))
2078 pr_err("alg: aead: changed 'req->cryptlen'\n");
2079 if (req->assoclen != vec->alen)
2080 pr_err("alg: aead: changed 'req->assoclen'\n");
2081 if (req->iv != iv)
2082 pr_err("alg: aead: changed 'req->iv'\n");
2083 if (req->src != tsgls->src.sgl_ptr)
2084 pr_err("alg: aead: changed 'req->src'\n");
2085 if (req->dst != tsgls->dst.sgl_ptr)
2086 pr_err("alg: aead: changed 'req->dst'\n");
2087 if (crypto_aead_reqtfm(req) != tfm)
2088 pr_err("alg: aead: changed 'req->base.tfm'\n");
2089 if (req->base.complete != crypto_req_done)
2090 pr_err("alg: aead: changed 'req->base.complete'\n");
2091 if (req->base.flags != req_flags)
2092 pr_err("alg: aead: changed 'req->base.flags'\n");
2093 if (req->base.data != &wait)
2094 pr_err("alg: aead: changed 'req->base.data'\n");
2095 return -EINVAL;
2096 }
2097 if (is_test_sglist_corrupted(&tsgls->src)) {
2098 pr_err("alg: aead: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2099 driver, op, vec_name, cfg->name);
2100 return -EINVAL;
2101 }
2102 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2103 is_test_sglist_corrupted(&tsgls->dst)) {
2104 pr_err("alg: aead: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2105 driver, op, vec_name, cfg->name);
2106 return -EINVAL;
2107 }
2108
2109 /* Check for unexpected success or failure, or wrong error code */
2110 if ((err == 0 && vec->novrfy) ||
2111 (err != vec->crypt_error && !(err == -EBADMSG && vec->novrfy))) {
2112 char expected_error[32];
2113
2114 if (vec->novrfy &&
2115 vec->crypt_error != 0 && vec->crypt_error != -EBADMSG)
2116 sprintf(expected_error, "-EBADMSG or %d",
2117 vec->crypt_error);
2118 else if (vec->novrfy)
2119 sprintf(expected_error, "-EBADMSG");
2120 else
2121 sprintf(expected_error, "%d", vec->crypt_error);
2122 if (err) {
2123 pr_err("alg: aead: %s %s failed on test vector %s; expected_error=%s, actual_error=%d, cfg=\"%s\"\n",
2124 driver, op, vec_name, expected_error, err,
2125 cfg->name);
2126 return err;
2127 }
2128 pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %s; expected_error=%s, cfg=\"%s\"\n",
2129 driver, op, vec_name, expected_error, cfg->name);
2130 return -EINVAL;
2131 }
2132 if (err) /* Expectedly failed. */
2133 return 0;
2134
2135 /* Check for the correct output (ciphertext or plaintext) */
2136 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2137 enc ? vec->clen : vec->plen,
2138 vec->alen,
2139 enc || cfg->inplace_mode == OUT_OF_PLACE);
2140 if (err == -EOVERFLOW) {
2141 pr_err("alg: aead: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2142 driver, op, vec_name, cfg->name);
2143 return err;
2144 }
2145 if (err) {
2146 pr_err("alg: aead: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2147 driver, op, vec_name, cfg->name);
2148 return err;
2149 }
2150
2151 return 0;
2152}
2153
2154static int test_aead_vec(int enc, const struct aead_testvec *vec,
2155 unsigned int vec_num, struct aead_request *req,
2156 struct cipher_test_sglists *tsgls)
2157{
2158 char vec_name[16];
2159 unsigned int i;
2160 int err;
2161
2162 if (enc && vec->novrfy)
2163 return 0;
2164
2165 sprintf(vec_name, "%u", vec_num);
2166
2167 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2168 err = test_aead_vec_cfg(enc, vec, vec_name,
2169 &default_cipher_testvec_configs[i],
2170 req, tsgls);
2171 if (err)
2172 return err;
2173 }
2174
2175#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2176 if (!noextratests) {
2177 struct testvec_config cfg;
2178 char cfgname[TESTVEC_CONFIG_NAMELEN];
2179
2180 for (i = 0; i < fuzz_iterations; i++) {
2181 generate_random_testvec_config(&cfg, cfgname,
2182 sizeof(cfgname));
2183 err = test_aead_vec_cfg(enc, vec, vec_name,
2184 &cfg, req, tsgls);
2185 if (err)
2186 return err;
2187 cond_resched();
2188 }
2189 }
2190#endif
2191 return 0;
2192}
2193
2194#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2195
2196struct aead_extra_tests_ctx {
2197 struct aead_request *req;
2198 struct crypto_aead *tfm;
2199 const struct alg_test_desc *test_desc;
2200 struct cipher_test_sglists *tsgls;
2201 unsigned int maxdatasize;
2202 unsigned int maxkeysize;
2203
2204 struct aead_testvec vec;
2205 char vec_name[64];
2206 char cfgname[TESTVEC_CONFIG_NAMELEN];
2207 struct testvec_config cfg;
2208};
2209
2210/*
2211 * Make at least one random change to a (ciphertext, AAD) pair. "Ciphertext"
2212 * here means the full ciphertext including the authentication tag. The
2213 * authentication tag (and hence also the ciphertext) is assumed to be nonempty.
2214 */
2215static void mutate_aead_message(struct aead_testvec *vec, bool aad_iv,
2216 unsigned int ivsize)
2217{
2218 const unsigned int aad_tail_size = aad_iv ? ivsize : 0;
2219 const unsigned int authsize = vec->clen - vec->plen;
2220
2221 if (get_random_u32_below(2) == 0 && vec->alen > aad_tail_size) {
2222 /* Mutate the AAD */
2223 flip_random_bit((u8 *)vec->assoc, vec->alen - aad_tail_size);
2224 if (get_random_u32_below(2) == 0)
2225 return;
2226 }
2227 if (get_random_u32_below(2) == 0) {
2228 /* Mutate auth tag (assuming it's at the end of ciphertext) */
2229 flip_random_bit((u8 *)vec->ctext + vec->plen, authsize);
2230 } else {
2231 /* Mutate any part of the ciphertext */
2232 flip_random_bit((u8 *)vec->ctext, vec->clen);
2233 }
2234}
2235
2236/*
2237 * Minimum authentication tag size in bytes at which we assume that we can
2238 * reliably generate inauthentic messages, i.e. not generate an authentic
2239 * message by chance.
2240 */
2241#define MIN_COLLISION_FREE_AUTHSIZE 8
2242
2243static void generate_aead_message(struct aead_request *req,
2244 const struct aead_test_suite *suite,
2245 struct aead_testvec *vec,
2246 bool prefer_inauthentic)
2247{
2248 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2249 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2250 const unsigned int authsize = vec->clen - vec->plen;
2251 const bool inauthentic = (authsize >= MIN_COLLISION_FREE_AUTHSIZE) &&
2252 (prefer_inauthentic || get_random_u32_below(4) == 0);
2253
2254 /* Generate the AAD. */
2255 generate_random_bytes((u8 *)vec->assoc, vec->alen);
2256 if (suite->aad_iv && vec->alen >= ivsize)
2257 /* Avoid implementation-defined behavior. */
2258 memcpy((u8 *)vec->assoc + vec->alen - ivsize, vec->iv, ivsize);
2259
2260 if (inauthentic && get_random_u32_below(2) == 0) {
2261 /* Generate a random ciphertext. */
2262 generate_random_bytes((u8 *)vec->ctext, vec->clen);
2263 } else {
2264 int i = 0;
2265 struct scatterlist src[2], dst;
2266 u8 iv[MAX_IVLEN];
2267 DECLARE_CRYPTO_WAIT(wait);
2268
2269 /* Generate a random plaintext and encrypt it. */
2270 sg_init_table(src, 2);
2271 if (vec->alen)
2272 sg_set_buf(&src[i++], vec->assoc, vec->alen);
2273 if (vec->plen) {
2274 generate_random_bytes((u8 *)vec->ptext, vec->plen);
2275 sg_set_buf(&src[i++], vec->ptext, vec->plen);
2276 }
2277 sg_init_one(&dst, vec->ctext, vec->alen + vec->clen);
2278 memcpy(iv, vec->iv, ivsize);
2279 aead_request_set_callback(req, 0, crypto_req_done, &wait);
2280 aead_request_set_crypt(req, src, &dst, vec->plen, iv);
2281 aead_request_set_ad(req, vec->alen);
2282 vec->crypt_error = crypto_wait_req(crypto_aead_encrypt(req),
2283 &wait);
2284 /* If encryption failed, we're done. */
2285 if (vec->crypt_error != 0)
2286 return;
2287 memmove((u8 *)vec->ctext, vec->ctext + vec->alen, vec->clen);
2288 if (!inauthentic)
2289 return;
2290 /*
2291 * Mutate the authentic (ciphertext, AAD) pair to get an
2292 * inauthentic one.
2293 */
2294 mutate_aead_message(vec, suite->aad_iv, ivsize);
2295 }
2296 vec->novrfy = 1;
2297 if (suite->einval_allowed)
2298 vec->crypt_error = -EINVAL;
2299}
2300
2301/*
2302 * Generate an AEAD test vector 'vec' using the implementation specified by
2303 * 'req'. The buffers in 'vec' must already be allocated.
2304 *
2305 * If 'prefer_inauthentic' is true, then this function will generate inauthentic
2306 * test vectors (i.e. vectors with 'vec->novrfy=1') more often.
2307 */
2308static void generate_random_aead_testvec(struct aead_request *req,
2309 struct aead_testvec *vec,
2310 const struct aead_test_suite *suite,
2311 unsigned int maxkeysize,
2312 unsigned int maxdatasize,
2313 char *name, size_t max_namelen,
2314 bool prefer_inauthentic)
2315{
2316 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2317 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2318 const unsigned int maxauthsize = crypto_aead_maxauthsize(tfm);
2319 unsigned int authsize;
2320 unsigned int total_len;
2321
2322 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2323 vec->klen = maxkeysize;
2324 if (get_random_u32_below(4) == 0)
2325 vec->klen = get_random_u32_below(maxkeysize + 1);
2326 generate_random_bytes((u8 *)vec->key, vec->klen);
2327 vec->setkey_error = crypto_aead_setkey(tfm, vec->key, vec->klen);
2328
2329 /* IV */
2330 generate_random_bytes((u8 *)vec->iv, ivsize);
2331
2332 /* Tag length: in [0, maxauthsize], but usually choose maxauthsize */
2333 authsize = maxauthsize;
2334 if (get_random_u32_below(4) == 0)
2335 authsize = get_random_u32_below(maxauthsize + 1);
2336 if (prefer_inauthentic && authsize < MIN_COLLISION_FREE_AUTHSIZE)
2337 authsize = MIN_COLLISION_FREE_AUTHSIZE;
2338 if (WARN_ON(authsize > maxdatasize))
2339 authsize = maxdatasize;
2340 maxdatasize -= authsize;
2341 vec->setauthsize_error = crypto_aead_setauthsize(tfm, authsize);
2342
2343 /* AAD, plaintext, and ciphertext lengths */
2344 total_len = generate_random_length(maxdatasize);
2345 if (get_random_u32_below(4) == 0)
2346 vec->alen = 0;
2347 else
2348 vec->alen = generate_random_length(total_len);
2349 vec->plen = total_len - vec->alen;
2350 vec->clen = vec->plen + authsize;
2351
2352 /*
2353 * Generate the AAD, plaintext, and ciphertext. Not applicable if the
2354 * key or the authentication tag size couldn't be set.
2355 */
2356 vec->novrfy = 0;
2357 vec->crypt_error = 0;
2358 if (vec->setkey_error == 0 && vec->setauthsize_error == 0)
2359 generate_aead_message(req, suite, vec, prefer_inauthentic);
2360 snprintf(name, max_namelen,
2361 "\"random: alen=%u plen=%u authsize=%u klen=%u novrfy=%d\"",
2362 vec->alen, vec->plen, authsize, vec->klen, vec->novrfy);
2363}
2364
2365static void try_to_generate_inauthentic_testvec(
2366 struct aead_extra_tests_ctx *ctx)
2367{
2368 int i;
2369
2370 for (i = 0; i < 10; i++) {
2371 generate_random_aead_testvec(ctx->req, &ctx->vec,
2372 &ctx->test_desc->suite.aead,
2373 ctx->maxkeysize, ctx->maxdatasize,
2374 ctx->vec_name,
2375 sizeof(ctx->vec_name), true);
2376 if (ctx->vec.novrfy)
2377 return;
2378 }
2379}
2380
2381/*
2382 * Generate inauthentic test vectors (i.e. ciphertext, AAD pairs that aren't the
2383 * result of an encryption with the key) and verify that decryption fails.
2384 */
2385static int test_aead_inauthentic_inputs(struct aead_extra_tests_ctx *ctx)
2386{
2387 unsigned int i;
2388 int err;
2389
2390 for (i = 0; i < fuzz_iterations * 8; i++) {
2391 /*
2392 * Since this part of the tests isn't comparing the
2393 * implementation to another, there's no point in testing any
2394 * test vectors other than inauthentic ones (vec.novrfy=1) here.
2395 *
2396 * If we're having trouble generating such a test vector, e.g.
2397 * if the algorithm keeps rejecting the generated keys, don't
2398 * retry forever; just continue on.
2399 */
2400 try_to_generate_inauthentic_testvec(ctx);
2401 if (ctx->vec.novrfy) {
2402 generate_random_testvec_config(&ctx->cfg, ctx->cfgname,
2403 sizeof(ctx->cfgname));
2404 err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2405 ctx->vec_name, &ctx->cfg,
2406 ctx->req, ctx->tsgls);
2407 if (err)
2408 return err;
2409 }
2410 cond_resched();
2411 }
2412 return 0;
2413}
2414
2415/*
2416 * Test the AEAD algorithm against the corresponding generic implementation, if
2417 * one is available.
2418 */
2419static int test_aead_vs_generic_impl(struct aead_extra_tests_ctx *ctx)
2420{
2421 struct crypto_aead *tfm = ctx->tfm;
2422 const char *algname = crypto_aead_alg(tfm)->base.cra_name;
2423 const char *driver = crypto_aead_driver_name(tfm);
2424 const char *generic_driver = ctx->test_desc->generic_driver;
2425 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2426 struct crypto_aead *generic_tfm = NULL;
2427 struct aead_request *generic_req = NULL;
2428 unsigned int i;
2429 int err;
2430
2431 if (!generic_driver) { /* Use default naming convention? */
2432 err = build_generic_driver_name(algname, _generic_driver);
2433 if (err)
2434 return err;
2435 generic_driver = _generic_driver;
2436 }
2437
2438 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2439 return 0;
2440
2441 generic_tfm = crypto_alloc_aead(generic_driver, 0, 0);
2442 if (IS_ERR(generic_tfm)) {
2443 err = PTR_ERR(generic_tfm);
2444 if (err == -ENOENT) {
2445 pr_warn("alg: aead: skipping comparison tests for %s because %s is unavailable\n",
2446 driver, generic_driver);
2447 return 0;
2448 }
2449 pr_err("alg: aead: error allocating %s (generic impl of %s): %d\n",
2450 generic_driver, algname, err);
2451 return err;
2452 }
2453
2454 generic_req = aead_request_alloc(generic_tfm, GFP_KERNEL);
2455 if (!generic_req) {
2456 err = -ENOMEM;
2457 goto out;
2458 }
2459
2460 /* Check the algorithm properties for consistency. */
2461
2462 if (crypto_aead_maxauthsize(tfm) !=
2463 crypto_aead_maxauthsize(generic_tfm)) {
2464 pr_err("alg: aead: maxauthsize for %s (%u) doesn't match generic impl (%u)\n",
2465 driver, crypto_aead_maxauthsize(tfm),
2466 crypto_aead_maxauthsize(generic_tfm));
2467 err = -EINVAL;
2468 goto out;
2469 }
2470
2471 if (crypto_aead_ivsize(tfm) != crypto_aead_ivsize(generic_tfm)) {
2472 pr_err("alg: aead: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2473 driver, crypto_aead_ivsize(tfm),
2474 crypto_aead_ivsize(generic_tfm));
2475 err = -EINVAL;
2476 goto out;
2477 }
2478
2479 if (crypto_aead_blocksize(tfm) != crypto_aead_blocksize(generic_tfm)) {
2480 pr_err("alg: aead: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2481 driver, crypto_aead_blocksize(tfm),
2482 crypto_aead_blocksize(generic_tfm));
2483 err = -EINVAL;
2484 goto out;
2485 }
2486
2487 /*
2488 * Now generate test vectors using the generic implementation, and test
2489 * the other implementation against them.
2490 */
2491 for (i = 0; i < fuzz_iterations * 8; i++) {
2492 generate_random_aead_testvec(generic_req, &ctx->vec,
2493 &ctx->test_desc->suite.aead,
2494 ctx->maxkeysize, ctx->maxdatasize,
2495 ctx->vec_name,
2496 sizeof(ctx->vec_name), false);
2497 generate_random_testvec_config(&ctx->cfg, ctx->cfgname,
2498 sizeof(ctx->cfgname));
2499 if (!ctx->vec.novrfy) {
2500 err = test_aead_vec_cfg(ENCRYPT, &ctx->vec,
2501 ctx->vec_name, &ctx->cfg,
2502 ctx->req, ctx->tsgls);
2503 if (err)
2504 goto out;
2505 }
2506 if (ctx->vec.crypt_error == 0 || ctx->vec.novrfy) {
2507 err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2508 ctx->vec_name, &ctx->cfg,
2509 ctx->req, ctx->tsgls);
2510 if (err)
2511 goto out;
2512 }
2513 cond_resched();
2514 }
2515 err = 0;
2516out:
2517 crypto_free_aead(generic_tfm);
2518 aead_request_free(generic_req);
2519 return err;
2520}
2521
2522static int test_aead_extra(const struct alg_test_desc *test_desc,
2523 struct aead_request *req,
2524 struct cipher_test_sglists *tsgls)
2525{
2526 struct aead_extra_tests_ctx *ctx;
2527 unsigned int i;
2528 int err;
2529
2530 if (noextratests)
2531 return 0;
2532
2533 ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
2534 if (!ctx)
2535 return -ENOMEM;
2536 ctx->req = req;
2537 ctx->tfm = crypto_aead_reqtfm(req);
2538 ctx->test_desc = test_desc;
2539 ctx->tsgls = tsgls;
2540 ctx->maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2541 ctx->maxkeysize = 0;
2542 for (i = 0; i < test_desc->suite.aead.count; i++)
2543 ctx->maxkeysize = max_t(unsigned int, ctx->maxkeysize,
2544 test_desc->suite.aead.vecs[i].klen);
2545
2546 ctx->vec.key = kmalloc(ctx->maxkeysize, GFP_KERNEL);
2547 ctx->vec.iv = kmalloc(crypto_aead_ivsize(ctx->tfm), GFP_KERNEL);
2548 ctx->vec.assoc = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2549 ctx->vec.ptext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2550 ctx->vec.ctext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2551 if (!ctx->vec.key || !ctx->vec.iv || !ctx->vec.assoc ||
2552 !ctx->vec.ptext || !ctx->vec.ctext) {
2553 err = -ENOMEM;
2554 goto out;
2555 }
2556
2557 err = test_aead_vs_generic_impl(ctx);
2558 if (err)
2559 goto out;
2560
2561 err = test_aead_inauthentic_inputs(ctx);
2562out:
2563 kfree(ctx->vec.key);
2564 kfree(ctx->vec.iv);
2565 kfree(ctx->vec.assoc);
2566 kfree(ctx->vec.ptext);
2567 kfree(ctx->vec.ctext);
2568 kfree(ctx);
2569 return err;
2570}
2571#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2572static int test_aead_extra(const struct alg_test_desc *test_desc,
2573 struct aead_request *req,
2574 struct cipher_test_sglists *tsgls)
2575{
2576 return 0;
2577}
2578#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2579
2580static int test_aead(int enc, const struct aead_test_suite *suite,
2581 struct aead_request *req,
2582 struct cipher_test_sglists *tsgls)
2583{
2584 unsigned int i;
2585 int err;
2586
2587 for (i = 0; i < suite->count; i++) {
2588 err = test_aead_vec(enc, &suite->vecs[i], i, req, tsgls);
2589 if (err)
2590 return err;
2591 cond_resched();
2592 }
2593 return 0;
2594}
2595
2596static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
2597 u32 type, u32 mask)
2598{
2599 const struct aead_test_suite *suite = &desc->suite.aead;
2600 struct crypto_aead *tfm;
2601 struct aead_request *req = NULL;
2602 struct cipher_test_sglists *tsgls = NULL;
2603 int err;
2604
2605 if (suite->count <= 0) {
2606 pr_err("alg: aead: empty test suite for %s\n", driver);
2607 return -EINVAL;
2608 }
2609
2610 tfm = crypto_alloc_aead(driver, type, mask);
2611 if (IS_ERR(tfm)) {
2612 pr_err("alg: aead: failed to allocate transform for %s: %ld\n",
2613 driver, PTR_ERR(tfm));
2614 return PTR_ERR(tfm);
2615 }
2616 driver = crypto_aead_driver_name(tfm);
2617
2618 req = aead_request_alloc(tfm, GFP_KERNEL);
2619 if (!req) {
2620 pr_err("alg: aead: failed to allocate request for %s\n",
2621 driver);
2622 err = -ENOMEM;
2623 goto out;
2624 }
2625
2626 tsgls = alloc_cipher_test_sglists();
2627 if (!tsgls) {
2628 pr_err("alg: aead: failed to allocate test buffers for %s\n",
2629 driver);
2630 err = -ENOMEM;
2631 goto out;
2632 }
2633
2634 err = test_aead(ENCRYPT, suite, req, tsgls);
2635 if (err)
2636 goto out;
2637
2638 err = test_aead(DECRYPT, suite, req, tsgls);
2639 if (err)
2640 goto out;
2641
2642 err = test_aead_extra(desc, req, tsgls);
2643out:
2644 free_cipher_test_sglists(tsgls);
2645 aead_request_free(req);
2646 crypto_free_aead(tfm);
2647 return err;
2648}
2649
2650static int test_cipher(struct crypto_cipher *tfm, int enc,
2651 const struct cipher_testvec *template,
2652 unsigned int tcount)
2653{
2654 const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
2655 unsigned int i, j, k;
2656 char *q;
2657 const char *e;
2658 const char *input, *result;
2659 void *data;
2660 char *xbuf[XBUFSIZE];
2661 int ret = -ENOMEM;
2662
2663 if (testmgr_alloc_buf(xbuf))
2664 goto out_nobuf;
2665
2666 if (enc == ENCRYPT)
2667 e = "encryption";
2668 else
2669 e = "decryption";
2670
2671 j = 0;
2672 for (i = 0; i < tcount; i++) {
2673
2674 if (fips_enabled && template[i].fips_skip)
2675 continue;
2676
2677 input = enc ? template[i].ptext : template[i].ctext;
2678 result = enc ? template[i].ctext : template[i].ptext;
2679 j++;
2680
2681 ret = -EINVAL;
2682 if (WARN_ON(template[i].len > PAGE_SIZE))
2683 goto out;
2684
2685 data = xbuf[0];
2686 memcpy(data, input, template[i].len);
2687
2688 crypto_cipher_clear_flags(tfm, ~0);
2689 if (template[i].wk)
2690 crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2691
2692 ret = crypto_cipher_setkey(tfm, template[i].key,
2693 template[i].klen);
2694 if (ret) {
2695 if (ret == template[i].setkey_error)
2696 continue;
2697 pr_err("alg: cipher: %s setkey failed on test vector %u; expected_error=%d, actual_error=%d, flags=%#x\n",
2698 algo, j, template[i].setkey_error, ret,
2699 crypto_cipher_get_flags(tfm));
2700 goto out;
2701 }
2702 if (template[i].setkey_error) {
2703 pr_err("alg: cipher: %s setkey unexpectedly succeeded on test vector %u; expected_error=%d\n",
2704 algo, j, template[i].setkey_error);
2705 ret = -EINVAL;
2706 goto out;
2707 }
2708
2709 for (k = 0; k < template[i].len;
2710 k += crypto_cipher_blocksize(tfm)) {
2711 if (enc)
2712 crypto_cipher_encrypt_one(tfm, data + k,
2713 data + k);
2714 else
2715 crypto_cipher_decrypt_one(tfm, data + k,
2716 data + k);
2717 }
2718
2719 q = data;
2720 if (memcmp(q, result, template[i].len)) {
2721 printk(KERN_ERR "alg: cipher: Test %d failed "
2722 "on %s for %s\n", j, e, algo);
2723 hexdump(q, template[i].len);
2724 ret = -EINVAL;
2725 goto out;
2726 }
2727 }
2728
2729 ret = 0;
2730
2731out:
2732 testmgr_free_buf(xbuf);
2733out_nobuf:
2734 return ret;
2735}
2736
2737static int test_skcipher_vec_cfg(int enc, const struct cipher_testvec *vec,
2738 const char *vec_name,
2739 const struct testvec_config *cfg,
2740 struct skcipher_request *req,
2741 struct cipher_test_sglists *tsgls)
2742{
2743 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2744 const unsigned int alignmask = crypto_skcipher_alignmask(tfm);
2745 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2746 const char *driver = crypto_skcipher_driver_name(tfm);
2747 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2748 const char *op = enc ? "encryption" : "decryption";
2749 DECLARE_CRYPTO_WAIT(wait);
2750 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2751 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2752 cfg->iv_offset +
2753 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2754 struct kvec input;
2755 int err;
2756
2757 /* Set the key */
2758 if (vec->wk)
2759 crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2760 else
2761 crypto_skcipher_clear_flags(tfm,
2762 CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2763 err = do_setkey(crypto_skcipher_setkey, tfm, vec->key, vec->klen,
2764 cfg, alignmask);
2765 if (err) {
2766 if (err == vec->setkey_error)
2767 return 0;
2768 pr_err("alg: skcipher: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2769 driver, vec_name, vec->setkey_error, err,
2770 crypto_skcipher_get_flags(tfm));
2771 return err;
2772 }
2773 if (vec->setkey_error) {
2774 pr_err("alg: skcipher: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2775 driver, vec_name, vec->setkey_error);
2776 return -EINVAL;
2777 }
2778
2779 /* The IV must be copied to a buffer, as the algorithm may modify it */
2780 if (ivsize) {
2781 if (WARN_ON(ivsize > MAX_IVLEN))
2782 return -EINVAL;
2783 if (vec->generates_iv && !enc)
2784 memcpy(iv, vec->iv_out, ivsize);
2785 else if (vec->iv)
2786 memcpy(iv, vec->iv, ivsize);
2787 else
2788 memset(iv, 0, ivsize);
2789 } else {
2790 if (vec->generates_iv) {
2791 pr_err("alg: skcipher: %s has ivsize=0 but test vector %s generates IV!\n",
2792 driver, vec_name);
2793 return -EINVAL;
2794 }
2795 iv = NULL;
2796 }
2797
2798 /* Build the src/dst scatterlists */
2799 input.iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2800 input.iov_len = vec->len;
2801 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2802 vec->len, vec->len, &input, 1);
2803 if (err) {
2804 pr_err("alg: skcipher: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2805 driver, op, vec_name, cfg->name);
2806 return err;
2807 }
2808
2809 /* Do the actual encryption or decryption */
2810 testmgr_poison(req->__ctx, crypto_skcipher_reqsize(tfm));
2811 skcipher_request_set_callback(req, req_flags, crypto_req_done, &wait);
2812 skcipher_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2813 vec->len, iv);
2814 if (cfg->nosimd)
2815 crypto_disable_simd_for_test();
2816 err = enc ? crypto_skcipher_encrypt(req) : crypto_skcipher_decrypt(req);
2817 if (cfg->nosimd)
2818 crypto_reenable_simd_for_test();
2819 err = crypto_wait_req(err, &wait);
2820
2821 /* Check that the algorithm didn't overwrite things it shouldn't have */
2822 if (req->cryptlen != vec->len ||
2823 req->iv != iv ||
2824 req->src != tsgls->src.sgl_ptr ||
2825 req->dst != tsgls->dst.sgl_ptr ||
2826 crypto_skcipher_reqtfm(req) != tfm ||
2827 req->base.complete != crypto_req_done ||
2828 req->base.flags != req_flags ||
2829 req->base.data != &wait) {
2830 pr_err("alg: skcipher: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2831 driver, op, vec_name, cfg->name);
2832 if (req->cryptlen != vec->len)
2833 pr_err("alg: skcipher: changed 'req->cryptlen'\n");
2834 if (req->iv != iv)
2835 pr_err("alg: skcipher: changed 'req->iv'\n");
2836 if (req->src != tsgls->src.sgl_ptr)
2837 pr_err("alg: skcipher: changed 'req->src'\n");
2838 if (req->dst != tsgls->dst.sgl_ptr)
2839 pr_err("alg: skcipher: changed 'req->dst'\n");
2840 if (crypto_skcipher_reqtfm(req) != tfm)
2841 pr_err("alg: skcipher: changed 'req->base.tfm'\n");
2842 if (req->base.complete != crypto_req_done)
2843 pr_err("alg: skcipher: changed 'req->base.complete'\n");
2844 if (req->base.flags != req_flags)
2845 pr_err("alg: skcipher: changed 'req->base.flags'\n");
2846 if (req->base.data != &wait)
2847 pr_err("alg: skcipher: changed 'req->base.data'\n");
2848 return -EINVAL;
2849 }
2850 if (is_test_sglist_corrupted(&tsgls->src)) {
2851 pr_err("alg: skcipher: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2852 driver, op, vec_name, cfg->name);
2853 return -EINVAL;
2854 }
2855 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2856 is_test_sglist_corrupted(&tsgls->dst)) {
2857 pr_err("alg: skcipher: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2858 driver, op, vec_name, cfg->name);
2859 return -EINVAL;
2860 }
2861
2862 /* Check for success or failure */
2863 if (err) {
2864 if (err == vec->crypt_error)
2865 return 0;
2866 pr_err("alg: skcipher: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
2867 driver, op, vec_name, vec->crypt_error, err, cfg->name);
2868 return err;
2869 }
2870 if (vec->crypt_error) {
2871 pr_err("alg: skcipher: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
2872 driver, op, vec_name, vec->crypt_error, cfg->name);
2873 return -EINVAL;
2874 }
2875
2876 /* Check for the correct output (ciphertext or plaintext) */
2877 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2878 vec->len, 0, true);
2879 if (err == -EOVERFLOW) {
2880 pr_err("alg: skcipher: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2881 driver, op, vec_name, cfg->name);
2882 return err;
2883 }
2884 if (err) {
2885 pr_err("alg: skcipher: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2886 driver, op, vec_name, cfg->name);
2887 return err;
2888 }
2889
2890 /* If applicable, check that the algorithm generated the correct IV */
2891 if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) {
2892 pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %s, cfg=\"%s\"\n",
2893 driver, op, vec_name, cfg->name);
2894 hexdump(iv, ivsize);
2895 return -EINVAL;
2896 }
2897
2898 return 0;
2899}
2900
2901static int test_skcipher_vec(int enc, const struct cipher_testvec *vec,
2902 unsigned int vec_num,
2903 struct skcipher_request *req,
2904 struct cipher_test_sglists *tsgls)
2905{
2906 char vec_name[16];
2907 unsigned int i;
2908 int err;
2909
2910 if (fips_enabled && vec->fips_skip)
2911 return 0;
2912
2913 sprintf(vec_name, "%u", vec_num);
2914
2915 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2916 err = test_skcipher_vec_cfg(enc, vec, vec_name,
2917 &default_cipher_testvec_configs[i],
2918 req, tsgls);
2919 if (err)
2920 return err;
2921 }
2922
2923#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2924 if (!noextratests) {
2925 struct testvec_config cfg;
2926 char cfgname[TESTVEC_CONFIG_NAMELEN];
2927
2928 for (i = 0; i < fuzz_iterations; i++) {
2929 generate_random_testvec_config(&cfg, cfgname,
2930 sizeof(cfgname));
2931 err = test_skcipher_vec_cfg(enc, vec, vec_name,
2932 &cfg, req, tsgls);
2933 if (err)
2934 return err;
2935 cond_resched();
2936 }
2937 }
2938#endif
2939 return 0;
2940}
2941
2942#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2943/*
2944 * Generate a symmetric cipher test vector from the given implementation.
2945 * Assumes the buffers in 'vec' were already allocated.
2946 */
2947static void generate_random_cipher_testvec(struct skcipher_request *req,
2948 struct cipher_testvec *vec,
2949 unsigned int maxdatasize,
2950 char *name, size_t max_namelen)
2951{
2952 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2953 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
2954 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2955 struct scatterlist src, dst;
2956 u8 iv[MAX_IVLEN];
2957 DECLARE_CRYPTO_WAIT(wait);
2958
2959 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2960 vec->klen = maxkeysize;
2961 if (get_random_u32_below(4) == 0)
2962 vec->klen = get_random_u32_below(maxkeysize + 1);
2963 generate_random_bytes((u8 *)vec->key, vec->klen);
2964 vec->setkey_error = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
2965
2966 /* IV */
2967 generate_random_bytes((u8 *)vec->iv, ivsize);
2968
2969 /* Plaintext */
2970 vec->len = generate_random_length(maxdatasize);
2971 generate_random_bytes((u8 *)vec->ptext, vec->len);
2972
2973 /* If the key couldn't be set, no need to continue to encrypt. */
2974 if (vec->setkey_error)
2975 goto done;
2976
2977 /* Ciphertext */
2978 sg_init_one(&src, vec->ptext, vec->len);
2979 sg_init_one(&dst, vec->ctext, vec->len);
2980 memcpy(iv, vec->iv, ivsize);
2981 skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
2982 skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
2983 vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
2984 if (vec->crypt_error != 0) {
2985 /*
2986 * The only acceptable error here is for an invalid length, so
2987 * skcipher decryption should fail with the same error too.
2988 * We'll test for this. But to keep the API usage well-defined,
2989 * explicitly initialize the ciphertext buffer too.
2990 */
2991 memset((u8 *)vec->ctext, 0, vec->len);
2992 }
2993done:
2994 snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
2995 vec->len, vec->klen);
2996}
2997
2998/*
2999 * Test the skcipher algorithm represented by @req against the corresponding
3000 * generic implementation, if one is available.
3001 */
3002static int test_skcipher_vs_generic_impl(const char *generic_driver,
3003 struct skcipher_request *req,
3004 struct cipher_test_sglists *tsgls)
3005{
3006 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3007 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3008 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3009 const unsigned int blocksize = crypto_skcipher_blocksize(tfm);
3010 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
3011 const char *algname = crypto_skcipher_alg(tfm)->base.cra_name;
3012 const char *driver = crypto_skcipher_driver_name(tfm);
3013 char _generic_driver[CRYPTO_MAX_ALG_NAME];
3014 struct crypto_skcipher *generic_tfm = NULL;
3015 struct skcipher_request *generic_req = NULL;
3016 unsigned int i;
3017 struct cipher_testvec vec = { 0 };
3018 char vec_name[64];
3019 struct testvec_config *cfg;
3020 char cfgname[TESTVEC_CONFIG_NAMELEN];
3021 int err;
3022
3023 if (noextratests)
3024 return 0;
3025
3026 /* Keywrap isn't supported here yet as it handles its IV differently. */
3027 if (strncmp(algname, "kw(", 3) == 0)
3028 return 0;
3029
3030 if (!generic_driver) { /* Use default naming convention? */
3031 err = build_generic_driver_name(algname, _generic_driver);
3032 if (err)
3033 return err;
3034 generic_driver = _generic_driver;
3035 }
3036
3037 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
3038 return 0;
3039
3040 generic_tfm = crypto_alloc_skcipher(generic_driver, 0, 0);
3041 if (IS_ERR(generic_tfm)) {
3042 err = PTR_ERR(generic_tfm);
3043 if (err == -ENOENT) {
3044 pr_warn("alg: skcipher: skipping comparison tests for %s because %s is unavailable\n",
3045 driver, generic_driver);
3046 return 0;
3047 }
3048 pr_err("alg: skcipher: error allocating %s (generic impl of %s): %d\n",
3049 generic_driver, algname, err);
3050 return err;
3051 }
3052
3053 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
3054 if (!cfg) {
3055 err = -ENOMEM;
3056 goto out;
3057 }
3058
3059 generic_req = skcipher_request_alloc(generic_tfm, GFP_KERNEL);
3060 if (!generic_req) {
3061 err = -ENOMEM;
3062 goto out;
3063 }
3064
3065 /* Check the algorithm properties for consistency. */
3066
3067 if (crypto_skcipher_min_keysize(tfm) !=
3068 crypto_skcipher_min_keysize(generic_tfm)) {
3069 pr_err("alg: skcipher: min keysize for %s (%u) doesn't match generic impl (%u)\n",
3070 driver, crypto_skcipher_min_keysize(tfm),
3071 crypto_skcipher_min_keysize(generic_tfm));
3072 err = -EINVAL;
3073 goto out;
3074 }
3075
3076 if (maxkeysize != crypto_skcipher_max_keysize(generic_tfm)) {
3077 pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
3078 driver, maxkeysize,
3079 crypto_skcipher_max_keysize(generic_tfm));
3080 err = -EINVAL;
3081 goto out;
3082 }
3083
3084 if (ivsize != crypto_skcipher_ivsize(generic_tfm)) {
3085 pr_err("alg: skcipher: ivsize for %s (%u) doesn't match generic impl (%u)\n",
3086 driver, ivsize, crypto_skcipher_ivsize(generic_tfm));
3087 err = -EINVAL;
3088 goto out;
3089 }
3090
3091 if (blocksize != crypto_skcipher_blocksize(generic_tfm)) {
3092 pr_err("alg: skcipher: blocksize for %s (%u) doesn't match generic impl (%u)\n",
3093 driver, blocksize,
3094 crypto_skcipher_blocksize(generic_tfm));
3095 err = -EINVAL;
3096 goto out;
3097 }
3098
3099 /*
3100 * Now generate test vectors using the generic implementation, and test
3101 * the other implementation against them.
3102 */
3103
3104 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
3105 vec.iv = kmalloc(ivsize, GFP_KERNEL);
3106 vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
3107 vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
3108 if (!vec.key || !vec.iv || !vec.ptext || !vec.ctext) {
3109 err = -ENOMEM;
3110 goto out;
3111 }
3112
3113 for (i = 0; i < fuzz_iterations * 8; i++) {
3114 generate_random_cipher_testvec(generic_req, &vec, maxdatasize,
3115 vec_name, sizeof(vec_name));
3116 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
3117
3118 err = test_skcipher_vec_cfg(ENCRYPT, &vec, vec_name,
3119 cfg, req, tsgls);
3120 if (err)
3121 goto out;
3122 err = test_skcipher_vec_cfg(DECRYPT, &vec, vec_name,
3123 cfg, req, tsgls);
3124 if (err)
3125 goto out;
3126 cond_resched();
3127 }
3128 err = 0;
3129out:
3130 kfree(cfg);
3131 kfree(vec.key);
3132 kfree(vec.iv);
3133 kfree(vec.ptext);
3134 kfree(vec.ctext);
3135 crypto_free_skcipher(generic_tfm);
3136 skcipher_request_free(generic_req);
3137 return err;
3138}
3139#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3140static int test_skcipher_vs_generic_impl(const char *generic_driver,
3141 struct skcipher_request *req,
3142 struct cipher_test_sglists *tsgls)
3143{
3144 return 0;
3145}
3146#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3147
3148static int test_skcipher(int enc, const struct cipher_test_suite *suite,
3149 struct skcipher_request *req,
3150 struct cipher_test_sglists *tsgls)
3151{
3152 unsigned int i;
3153 int err;
3154
3155 for (i = 0; i < suite->count; i++) {
3156 err = test_skcipher_vec(enc, &suite->vecs[i], i, req, tsgls);
3157 if (err)
3158 return err;
3159 cond_resched();
3160 }
3161 return 0;
3162}
3163
3164static int alg_test_skcipher(const struct alg_test_desc *desc,
3165 const char *driver, u32 type, u32 mask)
3166{
3167 const struct cipher_test_suite *suite = &desc->suite.cipher;
3168 struct crypto_skcipher *tfm;
3169 struct skcipher_request *req = NULL;
3170 struct cipher_test_sglists *tsgls = NULL;
3171 int err;
3172
3173 if (suite->count <= 0) {
3174 pr_err("alg: skcipher: empty test suite for %s\n", driver);
3175 return -EINVAL;
3176 }
3177
3178 tfm = crypto_alloc_skcipher(driver, type, mask);
3179 if (IS_ERR(tfm)) {
3180 pr_err("alg: skcipher: failed to allocate transform for %s: %ld\n",
3181 driver, PTR_ERR(tfm));
3182 return PTR_ERR(tfm);
3183 }
3184 driver = crypto_skcipher_driver_name(tfm);
3185
3186 req = skcipher_request_alloc(tfm, GFP_KERNEL);
3187 if (!req) {
3188 pr_err("alg: skcipher: failed to allocate request for %s\n",
3189 driver);
3190 err = -ENOMEM;
3191 goto out;
3192 }
3193
3194 tsgls = alloc_cipher_test_sglists();
3195 if (!tsgls) {
3196 pr_err("alg: skcipher: failed to allocate test buffers for %s\n",
3197 driver);
3198 err = -ENOMEM;
3199 goto out;
3200 }
3201
3202 err = test_skcipher(ENCRYPT, suite, req, tsgls);
3203 if (err)
3204 goto out;
3205
3206 err = test_skcipher(DECRYPT, suite, req, tsgls);
3207 if (err)
3208 goto out;
3209
3210 err = test_skcipher_vs_generic_impl(desc->generic_driver, req, tsgls);
3211out:
3212 free_cipher_test_sglists(tsgls);
3213 skcipher_request_free(req);
3214 crypto_free_skcipher(tfm);
3215 return err;
3216}
3217
3218static int test_comp(struct crypto_comp *tfm,
3219 const struct comp_testvec *ctemplate,
3220 const struct comp_testvec *dtemplate,
3221 int ctcount, int dtcount)
3222{
3223 const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
3224 char *output, *decomp_output;
3225 unsigned int i;
3226 int ret;
3227
3228 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3229 if (!output)
3230 return -ENOMEM;
3231
3232 decomp_output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3233 if (!decomp_output) {
3234 kfree(output);
3235 return -ENOMEM;
3236 }
3237
3238 for (i = 0; i < ctcount; i++) {
3239 int ilen;
3240 unsigned int dlen = COMP_BUF_SIZE;
3241
3242 memset(output, 0, COMP_BUF_SIZE);
3243 memset(decomp_output, 0, COMP_BUF_SIZE);
3244
3245 ilen = ctemplate[i].inlen;
3246 ret = crypto_comp_compress(tfm, ctemplate[i].input,
3247 ilen, output, &dlen);
3248 if (ret) {
3249 printk(KERN_ERR "alg: comp: compression failed "
3250 "on test %d for %s: ret=%d\n", i + 1, algo,
3251 -ret);
3252 goto out;
3253 }
3254
3255 ilen = dlen;
3256 dlen = COMP_BUF_SIZE;
3257 ret = crypto_comp_decompress(tfm, output,
3258 ilen, decomp_output, &dlen);
3259 if (ret) {
3260 pr_err("alg: comp: compression failed: decompress: on test %d for %s failed: ret=%d\n",
3261 i + 1, algo, -ret);
3262 goto out;
3263 }
3264
3265 if (dlen != ctemplate[i].inlen) {
3266 printk(KERN_ERR "alg: comp: Compression test %d "
3267 "failed for %s: output len = %d\n", i + 1, algo,
3268 dlen);
3269 ret = -EINVAL;
3270 goto out;
3271 }
3272
3273 if (memcmp(decomp_output, ctemplate[i].input,
3274 ctemplate[i].inlen)) {
3275 pr_err("alg: comp: compression failed: output differs: on test %d for %s\n",
3276 i + 1, algo);
3277 hexdump(decomp_output, dlen);
3278 ret = -EINVAL;
3279 goto out;
3280 }
3281 }
3282
3283 for (i = 0; i < dtcount; i++) {
3284 int ilen;
3285 unsigned int dlen = COMP_BUF_SIZE;
3286
3287 memset(decomp_output, 0, COMP_BUF_SIZE);
3288
3289 ilen = dtemplate[i].inlen;
3290 ret = crypto_comp_decompress(tfm, dtemplate[i].input,
3291 ilen, decomp_output, &dlen);
3292 if (ret) {
3293 printk(KERN_ERR "alg: comp: decompression failed "
3294 "on test %d for %s: ret=%d\n", i + 1, algo,
3295 -ret);
3296 goto out;
3297 }
3298
3299 if (dlen != dtemplate[i].outlen) {
3300 printk(KERN_ERR "alg: comp: Decompression test %d "
3301 "failed for %s: output len = %d\n", i + 1, algo,
3302 dlen);
3303 ret = -EINVAL;
3304 goto out;
3305 }
3306
3307 if (memcmp(decomp_output, dtemplate[i].output, dlen)) {
3308 printk(KERN_ERR "alg: comp: Decompression test %d "
3309 "failed for %s\n", i + 1, algo);
3310 hexdump(decomp_output, dlen);
3311 ret = -EINVAL;
3312 goto out;
3313 }
3314 }
3315
3316 ret = 0;
3317
3318out:
3319 kfree(decomp_output);
3320 kfree(output);
3321 return ret;
3322}
3323
3324static int test_acomp(struct crypto_acomp *tfm,
3325 const struct comp_testvec *ctemplate,
3326 const struct comp_testvec *dtemplate,
3327 int ctcount, int dtcount)
3328{
3329 const char *algo = crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm));
3330 unsigned int i;
3331 char *output, *decomp_out;
3332 int ret;
3333 struct scatterlist src, dst;
3334 struct acomp_req *req;
3335 struct crypto_wait wait;
3336
3337 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3338 if (!output)
3339 return -ENOMEM;
3340
3341 decomp_out = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3342 if (!decomp_out) {
3343 kfree(output);
3344 return -ENOMEM;
3345 }
3346
3347 for (i = 0; i < ctcount; i++) {
3348 unsigned int dlen = COMP_BUF_SIZE;
3349 int ilen = ctemplate[i].inlen;
3350 void *input_vec;
3351
3352 input_vec = kmemdup(ctemplate[i].input, ilen, GFP_KERNEL);
3353 if (!input_vec) {
3354 ret = -ENOMEM;
3355 goto out;
3356 }
3357
3358 memset(output, 0, dlen);
3359 crypto_init_wait(&wait);
3360 sg_init_one(&src, input_vec, ilen);
3361 sg_init_one(&dst, output, dlen);
3362
3363 req = acomp_request_alloc(tfm);
3364 if (!req) {
3365 pr_err("alg: acomp: request alloc failed for %s\n",
3366 algo);
3367 kfree(input_vec);
3368 ret = -ENOMEM;
3369 goto out;
3370 }
3371
3372 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3373 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3374 crypto_req_done, &wait);
3375
3376 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3377 if (ret) {
3378 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3379 i + 1, algo, -ret);
3380 kfree(input_vec);
3381 acomp_request_free(req);
3382 goto out;
3383 }
3384
3385 ilen = req->dlen;
3386 dlen = COMP_BUF_SIZE;
3387 sg_init_one(&src, output, ilen);
3388 sg_init_one(&dst, decomp_out, dlen);
3389 crypto_init_wait(&wait);
3390 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3391
3392 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3393 if (ret) {
3394 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3395 i + 1, algo, -ret);
3396 kfree(input_vec);
3397 acomp_request_free(req);
3398 goto out;
3399 }
3400
3401 if (req->dlen != ctemplate[i].inlen) {
3402 pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
3403 i + 1, algo, req->dlen);
3404 ret = -EINVAL;
3405 kfree(input_vec);
3406 acomp_request_free(req);
3407 goto out;
3408 }
3409
3410 if (memcmp(input_vec, decomp_out, req->dlen)) {
3411 pr_err("alg: acomp: Compression test %d failed for %s\n",
3412 i + 1, algo);
3413 hexdump(output, req->dlen);
3414 ret = -EINVAL;
3415 kfree(input_vec);
3416 acomp_request_free(req);
3417 goto out;
3418 }
3419
3420#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3421 crypto_init_wait(&wait);
3422 sg_init_one(&src, input_vec, ilen);
3423 acomp_request_set_params(req, &src, NULL, ilen, 0);
3424
3425 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3426 if (ret) {
3427 pr_err("alg: acomp: compression failed on NULL dst buffer test %d for %s: ret=%d\n",
3428 i + 1, algo, -ret);
3429 kfree(input_vec);
3430 acomp_request_free(req);
3431 goto out;
3432 }
3433#endif
3434
3435 kfree(input_vec);
3436 acomp_request_free(req);
3437 }
3438
3439 for (i = 0; i < dtcount; i++) {
3440 unsigned int dlen = COMP_BUF_SIZE;
3441 int ilen = dtemplate[i].inlen;
3442 void *input_vec;
3443
3444 input_vec = kmemdup(dtemplate[i].input, ilen, GFP_KERNEL);
3445 if (!input_vec) {
3446 ret = -ENOMEM;
3447 goto out;
3448 }
3449
3450 memset(output, 0, dlen);
3451 crypto_init_wait(&wait);
3452 sg_init_one(&src, input_vec, ilen);
3453 sg_init_one(&dst, output, dlen);
3454
3455 req = acomp_request_alloc(tfm);
3456 if (!req) {
3457 pr_err("alg: acomp: request alloc failed for %s\n",
3458 algo);
3459 kfree(input_vec);
3460 ret = -ENOMEM;
3461 goto out;
3462 }
3463
3464 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3465 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3466 crypto_req_done, &wait);
3467
3468 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3469 if (ret) {
3470 pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
3471 i + 1, algo, -ret);
3472 kfree(input_vec);
3473 acomp_request_free(req);
3474 goto out;
3475 }
3476
3477 if (req->dlen != dtemplate[i].outlen) {
3478 pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
3479 i + 1, algo, req->dlen);
3480 ret = -EINVAL;
3481 kfree(input_vec);
3482 acomp_request_free(req);
3483 goto out;
3484 }
3485
3486 if (memcmp(output, dtemplate[i].output, req->dlen)) {
3487 pr_err("alg: acomp: Decompression test %d failed for %s\n",
3488 i + 1, algo);
3489 hexdump(output, req->dlen);
3490 ret = -EINVAL;
3491 kfree(input_vec);
3492 acomp_request_free(req);
3493 goto out;
3494 }
3495
3496#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3497 crypto_init_wait(&wait);
3498 acomp_request_set_params(req, &src, NULL, ilen, 0);
3499
3500 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3501 if (ret) {
3502 pr_err("alg: acomp: decompression failed on NULL dst buffer test %d for %s: ret=%d\n",
3503 i + 1, algo, -ret);
3504 kfree(input_vec);
3505 acomp_request_free(req);
3506 goto out;
3507 }
3508#endif
3509
3510 kfree(input_vec);
3511 acomp_request_free(req);
3512 }
3513
3514 ret = 0;
3515
3516out:
3517 kfree(decomp_out);
3518 kfree(output);
3519 return ret;
3520}
3521
3522static int test_cprng(struct crypto_rng *tfm,
3523 const struct cprng_testvec *template,
3524 unsigned int tcount)
3525{
3526 const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
3527 int err = 0, i, j, seedsize;
3528 u8 *seed;
3529 char result[32];
3530
3531 seedsize = crypto_rng_seedsize(tfm);
3532
3533 seed = kmalloc(seedsize, GFP_KERNEL);
3534 if (!seed) {
3535 printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
3536 "for %s\n", algo);
3537 return -ENOMEM;
3538 }
3539
3540 for (i = 0; i < tcount; i++) {
3541 memset(result, 0, 32);
3542
3543 memcpy(seed, template[i].v, template[i].vlen);
3544 memcpy(seed + template[i].vlen, template[i].key,
3545 template[i].klen);
3546 memcpy(seed + template[i].vlen + template[i].klen,
3547 template[i].dt, template[i].dtlen);
3548
3549 err = crypto_rng_reset(tfm, seed, seedsize);
3550 if (err) {
3551 printk(KERN_ERR "alg: cprng: Failed to reset rng "
3552 "for %s\n", algo);
3553 goto out;
3554 }
3555
3556 for (j = 0; j < template[i].loops; j++) {
3557 err = crypto_rng_get_bytes(tfm, result,
3558 template[i].rlen);
3559 if (err < 0) {
3560 printk(KERN_ERR "alg: cprng: Failed to obtain "
3561 "the correct amount of random data for "
3562 "%s (requested %d)\n", algo,
3563 template[i].rlen);
3564 goto out;
3565 }
3566 }
3567
3568 err = memcmp(result, template[i].result,
3569 template[i].rlen);
3570 if (err) {
3571 printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
3572 i, algo);
3573 hexdump(result, template[i].rlen);
3574 err = -EINVAL;
3575 goto out;
3576 }
3577 }
3578
3579out:
3580 kfree(seed);
3581 return err;
3582}
3583
3584static int alg_test_cipher(const struct alg_test_desc *desc,
3585 const char *driver, u32 type, u32 mask)
3586{
3587 const struct cipher_test_suite *suite = &desc->suite.cipher;
3588 struct crypto_cipher *tfm;
3589 int err;
3590
3591 tfm = crypto_alloc_cipher(driver, type, mask);
3592 if (IS_ERR(tfm)) {
3593 printk(KERN_ERR "alg: cipher: Failed to load transform for "
3594 "%s: %ld\n", driver, PTR_ERR(tfm));
3595 return PTR_ERR(tfm);
3596 }
3597
3598 err = test_cipher(tfm, ENCRYPT, suite->vecs, suite->count);
3599 if (!err)
3600 err = test_cipher(tfm, DECRYPT, suite->vecs, suite->count);
3601
3602 crypto_free_cipher(tfm);
3603 return err;
3604}
3605
3606static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
3607 u32 type, u32 mask)
3608{
3609 struct crypto_comp *comp;
3610 struct crypto_acomp *acomp;
3611 int err;
3612 u32 algo_type = type & CRYPTO_ALG_TYPE_ACOMPRESS_MASK;
3613
3614 if (algo_type == CRYPTO_ALG_TYPE_ACOMPRESS) {
3615 acomp = crypto_alloc_acomp(driver, type, mask);
3616 if (IS_ERR(acomp)) {
3617 pr_err("alg: acomp: Failed to load transform for %s: %ld\n",
3618 driver, PTR_ERR(acomp));
3619 return PTR_ERR(acomp);
3620 }
3621 err = test_acomp(acomp, desc->suite.comp.comp.vecs,
3622 desc->suite.comp.decomp.vecs,
3623 desc->suite.comp.comp.count,
3624 desc->suite.comp.decomp.count);
3625 crypto_free_acomp(acomp);
3626 } else {
3627 comp = crypto_alloc_comp(driver, type, mask);
3628 if (IS_ERR(comp)) {
3629 pr_err("alg: comp: Failed to load transform for %s: %ld\n",
3630 driver, PTR_ERR(comp));
3631 return PTR_ERR(comp);
3632 }
3633
3634 err = test_comp(comp, desc->suite.comp.comp.vecs,
3635 desc->suite.comp.decomp.vecs,
3636 desc->suite.comp.comp.count,
3637 desc->suite.comp.decomp.count);
3638
3639 crypto_free_comp(comp);
3640 }
3641 return err;
3642}
3643
3644static int alg_test_crc32c(const struct alg_test_desc *desc,
3645 const char *driver, u32 type, u32 mask)
3646{
3647 struct crypto_shash *tfm;
3648 __le32 val;
3649 int err;
3650
3651 err = alg_test_hash(desc, driver, type, mask);
3652 if (err)
3653 return err;
3654
3655 tfm = crypto_alloc_shash(driver, type, mask);
3656 if (IS_ERR(tfm)) {
3657 if (PTR_ERR(tfm) == -ENOENT) {
3658 /*
3659 * This crc32c implementation is only available through
3660 * ahash API, not the shash API, so the remaining part
3661 * of the test is not applicable to it.
3662 */
3663 return 0;
3664 }
3665 printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
3666 "%ld\n", driver, PTR_ERR(tfm));
3667 return PTR_ERR(tfm);
3668 }
3669 driver = crypto_shash_driver_name(tfm);
3670
3671 do {
3672 SHASH_DESC_ON_STACK(shash, tfm);
3673 u32 *ctx = (u32 *)shash_desc_ctx(shash);
3674
3675 shash->tfm = tfm;
3676
3677 *ctx = 420553207;
3678 err = crypto_shash_final(shash, (u8 *)&val);
3679 if (err) {
3680 printk(KERN_ERR "alg: crc32c: Operation failed for "
3681 "%s: %d\n", driver, err);
3682 break;
3683 }
3684
3685 if (val != cpu_to_le32(~420553207)) {
3686 pr_err("alg: crc32c: Test failed for %s: %u\n",
3687 driver, le32_to_cpu(val));
3688 err = -EINVAL;
3689 }
3690 } while (0);
3691
3692 crypto_free_shash(tfm);
3693
3694 return err;
3695}
3696
3697static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
3698 u32 type, u32 mask)
3699{
3700 struct crypto_rng *rng;
3701 int err;
3702
3703 rng = crypto_alloc_rng(driver, type, mask);
3704 if (IS_ERR(rng)) {
3705 printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
3706 "%ld\n", driver, PTR_ERR(rng));
3707 return PTR_ERR(rng);
3708 }
3709
3710 err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
3711
3712 crypto_free_rng(rng);
3713
3714 return err;
3715}
3716
3717
3718static int drbg_cavs_test(const struct drbg_testvec *test, int pr,
3719 const char *driver, u32 type, u32 mask)
3720{
3721 int ret = -EAGAIN;
3722 struct crypto_rng *drng;
3723 struct drbg_test_data test_data;
3724 struct drbg_string addtl, pers, testentropy;
3725 unsigned char *buf = kzalloc(test->expectedlen, GFP_KERNEL);
3726
3727 if (!buf)
3728 return -ENOMEM;
3729
3730 drng = crypto_alloc_rng(driver, type, mask);
3731 if (IS_ERR(drng)) {
3732 printk(KERN_ERR "alg: drbg: could not allocate DRNG handle for "
3733 "%s\n", driver);
3734 kfree_sensitive(buf);
3735 return -ENOMEM;
3736 }
3737
3738 test_data.testentropy = &testentropy;
3739 drbg_string_fill(&testentropy, test->entropy, test->entropylen);
3740 drbg_string_fill(&pers, test->pers, test->perslen);
3741 ret = crypto_drbg_reset_test(drng, &pers, &test_data);
3742 if (ret) {
3743 printk(KERN_ERR "alg: drbg: Failed to reset rng\n");
3744 goto outbuf;
3745 }
3746
3747 drbg_string_fill(&addtl, test->addtla, test->addtllen);
3748 if (pr) {
3749 drbg_string_fill(&testentropy, test->entpra, test->entprlen);
3750 ret = crypto_drbg_get_bytes_addtl_test(drng,
3751 buf, test->expectedlen, &addtl, &test_data);
3752 } else {
3753 ret = crypto_drbg_get_bytes_addtl(drng,
3754 buf, test->expectedlen, &addtl);
3755 }
3756 if (ret < 0) {
3757 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3758 "driver %s\n", driver);
3759 goto outbuf;
3760 }
3761
3762 drbg_string_fill(&addtl, test->addtlb, test->addtllen);
3763 if (pr) {
3764 drbg_string_fill(&testentropy, test->entprb, test->entprlen);
3765 ret = crypto_drbg_get_bytes_addtl_test(drng,
3766 buf, test->expectedlen, &addtl, &test_data);
3767 } else {
3768 ret = crypto_drbg_get_bytes_addtl(drng,
3769 buf, test->expectedlen, &addtl);
3770 }
3771 if (ret < 0) {
3772 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3773 "driver %s\n", driver);
3774 goto outbuf;
3775 }
3776
3777 ret = memcmp(test->expected, buf, test->expectedlen);
3778
3779outbuf:
3780 crypto_free_rng(drng);
3781 kfree_sensitive(buf);
3782 return ret;
3783}
3784
3785
3786static int alg_test_drbg(const struct alg_test_desc *desc, const char *driver,
3787 u32 type, u32 mask)
3788{
3789 int err = 0;
3790 int pr = 0;
3791 int i = 0;
3792 const struct drbg_testvec *template = desc->suite.drbg.vecs;
3793 unsigned int tcount = desc->suite.drbg.count;
3794
3795 if (0 == memcmp(driver, "drbg_pr_", 8))
3796 pr = 1;
3797
3798 for (i = 0; i < tcount; i++) {
3799 err = drbg_cavs_test(&template[i], pr, driver, type, mask);
3800 if (err) {
3801 printk(KERN_ERR "alg: drbg: Test %d failed for %s\n",
3802 i, driver);
3803 err = -EINVAL;
3804 break;
3805 }
3806 }
3807 return err;
3808
3809}
3810
3811static int do_test_kpp(struct crypto_kpp *tfm, const struct kpp_testvec *vec,
3812 const char *alg)
3813{
3814 struct kpp_request *req;
3815 void *input_buf = NULL;
3816 void *output_buf = NULL;
3817 void *a_public = NULL;
3818 void *a_ss = NULL;
3819 void *shared_secret = NULL;
3820 struct crypto_wait wait;
3821 unsigned int out_len_max;
3822 int err = -ENOMEM;
3823 struct scatterlist src, dst;
3824
3825 req = kpp_request_alloc(tfm, GFP_KERNEL);
3826 if (!req)
3827 return err;
3828
3829 crypto_init_wait(&wait);
3830
3831 err = crypto_kpp_set_secret(tfm, vec->secret, vec->secret_size);
3832 if (err < 0)
3833 goto free_req;
3834
3835 out_len_max = crypto_kpp_maxsize(tfm);
3836 output_buf = kzalloc(out_len_max, GFP_KERNEL);
3837 if (!output_buf) {
3838 err = -ENOMEM;
3839 goto free_req;
3840 }
3841
3842 /* Use appropriate parameter as base */
3843 kpp_request_set_input(req, NULL, 0);
3844 sg_init_one(&dst, output_buf, out_len_max);
3845 kpp_request_set_output(req, &dst, out_len_max);
3846 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3847 crypto_req_done, &wait);
3848
3849 /* Compute party A's public key */
3850 err = crypto_wait_req(crypto_kpp_generate_public_key(req), &wait);
3851 if (err) {
3852 pr_err("alg: %s: Party A: generate public key test failed. err %d\n",
3853 alg, err);
3854 goto free_output;
3855 }
3856
3857 if (vec->genkey) {
3858 /* Save party A's public key */
3859 a_public = kmemdup(sg_virt(req->dst), out_len_max, GFP_KERNEL);
3860 if (!a_public) {
3861 err = -ENOMEM;
3862 goto free_output;
3863 }
3864 } else {
3865 /* Verify calculated public key */
3866 if (memcmp(vec->expected_a_public, sg_virt(req->dst),
3867 vec->expected_a_public_size)) {
3868 pr_err("alg: %s: Party A: generate public key test failed. Invalid output\n",
3869 alg);
3870 err = -EINVAL;
3871 goto free_output;
3872 }
3873 }
3874
3875 /* Calculate shared secret key by using counter part (b) public key. */
3876 input_buf = kmemdup(vec->b_public, vec->b_public_size, GFP_KERNEL);
3877 if (!input_buf) {
3878 err = -ENOMEM;
3879 goto free_output;
3880 }
3881
3882 sg_init_one(&src, input_buf, vec->b_public_size);
3883 sg_init_one(&dst, output_buf, out_len_max);
3884 kpp_request_set_input(req, &src, vec->b_public_size);
3885 kpp_request_set_output(req, &dst, out_len_max);
3886 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3887 crypto_req_done, &wait);
3888 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req), &wait);
3889 if (err) {
3890 pr_err("alg: %s: Party A: compute shared secret test failed. err %d\n",
3891 alg, err);
3892 goto free_all;
3893 }
3894
3895 if (vec->genkey) {
3896 /* Save the shared secret obtained by party A */
3897 a_ss = kmemdup(sg_virt(req->dst), vec->expected_ss_size, GFP_KERNEL);
3898 if (!a_ss) {
3899 err = -ENOMEM;
3900 goto free_all;
3901 }
3902
3903 /*
3904 * Calculate party B's shared secret by using party A's
3905 * public key.
3906 */
3907 err = crypto_kpp_set_secret(tfm, vec->b_secret,
3908 vec->b_secret_size);
3909 if (err < 0)
3910 goto free_all;
3911
3912 sg_init_one(&src, a_public, vec->expected_a_public_size);
3913 sg_init_one(&dst, output_buf, out_len_max);
3914 kpp_request_set_input(req, &src, vec->expected_a_public_size);
3915 kpp_request_set_output(req, &dst, out_len_max);
3916 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3917 crypto_req_done, &wait);
3918 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req),
3919 &wait);
3920 if (err) {
3921 pr_err("alg: %s: Party B: compute shared secret failed. err %d\n",
3922 alg, err);
3923 goto free_all;
3924 }
3925
3926 shared_secret = a_ss;
3927 } else {
3928 shared_secret = (void *)vec->expected_ss;
3929 }
3930
3931 /*
3932 * verify shared secret from which the user will derive
3933 * secret key by executing whatever hash it has chosen
3934 */
3935 if (memcmp(shared_secret, sg_virt(req->dst),
3936 vec->expected_ss_size)) {
3937 pr_err("alg: %s: compute shared secret test failed. Invalid output\n",
3938 alg);
3939 err = -EINVAL;
3940 }
3941
3942free_all:
3943 kfree(a_ss);
3944 kfree(input_buf);
3945free_output:
3946 kfree(a_public);
3947 kfree(output_buf);
3948free_req:
3949 kpp_request_free(req);
3950 return err;
3951}
3952
3953static int test_kpp(struct crypto_kpp *tfm, const char *alg,
3954 const struct kpp_testvec *vecs, unsigned int tcount)
3955{
3956 int ret, i;
3957
3958 for (i = 0; i < tcount; i++) {
3959 ret = do_test_kpp(tfm, vecs++, alg);
3960 if (ret) {
3961 pr_err("alg: %s: test failed on vector %d, err=%d\n",
3962 alg, i + 1, ret);
3963 return ret;
3964 }
3965 }
3966 return 0;
3967}
3968
3969static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
3970 u32 type, u32 mask)
3971{
3972 struct crypto_kpp *tfm;
3973 int err = 0;
3974
3975 tfm = crypto_alloc_kpp(driver, type, mask);
3976 if (IS_ERR(tfm)) {
3977 pr_err("alg: kpp: Failed to load tfm for %s: %ld\n",
3978 driver, PTR_ERR(tfm));
3979 return PTR_ERR(tfm);
3980 }
3981 if (desc->suite.kpp.vecs)
3982 err = test_kpp(tfm, desc->alg, desc->suite.kpp.vecs,
3983 desc->suite.kpp.count);
3984
3985 crypto_free_kpp(tfm);
3986 return err;
3987}
3988
3989static u8 *test_pack_u32(u8 *dst, u32 val)
3990{
3991 memcpy(dst, &val, sizeof(val));
3992 return dst + sizeof(val);
3993}
3994
3995static int test_akcipher_one(struct crypto_akcipher *tfm,
3996 const struct akcipher_testvec *vecs)
3997{
3998 char *xbuf[XBUFSIZE];
3999 struct akcipher_request *req;
4000 void *outbuf_enc = NULL;
4001 void *outbuf_dec = NULL;
4002 struct crypto_wait wait;
4003 unsigned int out_len_max, out_len = 0;
4004 int err = -ENOMEM;
4005 struct scatterlist src, dst, src_tab[3];
4006 const char *m, *c;
4007 unsigned int m_size, c_size;
4008 const char *op;
4009 u8 *key, *ptr;
4010
4011 if (testmgr_alloc_buf(xbuf))
4012 return err;
4013
4014 req = akcipher_request_alloc(tfm, GFP_KERNEL);
4015 if (!req)
4016 goto free_xbuf;
4017
4018 crypto_init_wait(&wait);
4019
4020 key = kmalloc(vecs->key_len + sizeof(u32) * 2 + vecs->param_len,
4021 GFP_KERNEL);
4022 if (!key)
4023 goto free_req;
4024 memcpy(key, vecs->key, vecs->key_len);
4025 ptr = key + vecs->key_len;
4026 ptr = test_pack_u32(ptr, vecs->algo);
4027 ptr = test_pack_u32(ptr, vecs->param_len);
4028 memcpy(ptr, vecs->params, vecs->param_len);
4029
4030 if (vecs->public_key_vec)
4031 err = crypto_akcipher_set_pub_key(tfm, key, vecs->key_len);
4032 else
4033 err = crypto_akcipher_set_priv_key(tfm, key, vecs->key_len);
4034 if (err)
4035 goto free_key;
4036
4037 /*
4038 * First run test which do not require a private key, such as
4039 * encrypt or verify.
4040 */
4041 err = -ENOMEM;
4042 out_len_max = crypto_akcipher_maxsize(tfm);
4043 outbuf_enc = kzalloc(out_len_max, GFP_KERNEL);
4044 if (!outbuf_enc)
4045 goto free_key;
4046
4047 if (!vecs->siggen_sigver_test) {
4048 m = vecs->m;
4049 m_size = vecs->m_size;
4050 c = vecs->c;
4051 c_size = vecs->c_size;
4052 op = "encrypt";
4053 } else {
4054 /* Swap args so we could keep plaintext (digest)
4055 * in vecs->m, and cooked signature in vecs->c.
4056 */
4057 m = vecs->c; /* signature */
4058 m_size = vecs->c_size;
4059 c = vecs->m; /* digest */
4060 c_size = vecs->m_size;
4061 op = "verify";
4062 }
4063
4064 err = -E2BIG;
4065 if (WARN_ON(m_size > PAGE_SIZE))
4066 goto free_all;
4067 memcpy(xbuf[0], m, m_size);
4068
4069 sg_init_table(src_tab, 3);
4070 sg_set_buf(&src_tab[0], xbuf[0], 8);
4071 sg_set_buf(&src_tab[1], xbuf[0] + 8, m_size - 8);
4072 if (vecs->siggen_sigver_test) {
4073 if (WARN_ON(c_size > PAGE_SIZE))
4074 goto free_all;
4075 memcpy(xbuf[1], c, c_size);
4076 sg_set_buf(&src_tab[2], xbuf[1], c_size);
4077 akcipher_request_set_crypt(req, src_tab, NULL, m_size, c_size);
4078 } else {
4079 sg_init_one(&dst, outbuf_enc, out_len_max);
4080 akcipher_request_set_crypt(req, src_tab, &dst, m_size,
4081 out_len_max);
4082 }
4083 akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
4084 crypto_req_done, &wait);
4085
4086 err = crypto_wait_req(vecs->siggen_sigver_test ?
4087 /* Run asymmetric signature verification */
4088 crypto_akcipher_verify(req) :
4089 /* Run asymmetric encrypt */
4090 crypto_akcipher_encrypt(req), &wait);
4091 if (err) {
4092 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4093 goto free_all;
4094 }
4095 if (!vecs->siggen_sigver_test && c) {
4096 if (req->dst_len != c_size) {
4097 pr_err("alg: akcipher: %s test failed. Invalid output len\n",
4098 op);
4099 err = -EINVAL;
4100 goto free_all;
4101 }
4102 /* verify that encrypted message is equal to expected */
4103 if (memcmp(c, outbuf_enc, c_size) != 0) {
4104 pr_err("alg: akcipher: %s test failed. Invalid output\n",
4105 op);
4106 hexdump(outbuf_enc, c_size);
4107 err = -EINVAL;
4108 goto free_all;
4109 }
4110 }
4111
4112 /*
4113 * Don't invoke (decrypt or sign) test which require a private key
4114 * for vectors with only a public key.
4115 */
4116 if (vecs->public_key_vec) {
4117 err = 0;
4118 goto free_all;
4119 }
4120 outbuf_dec = kzalloc(out_len_max, GFP_KERNEL);
4121 if (!outbuf_dec) {
4122 err = -ENOMEM;
4123 goto free_all;
4124 }
4125
4126 if (!vecs->siggen_sigver_test && !c) {
4127 c = outbuf_enc;
4128 c_size = req->dst_len;
4129 }
4130
4131 err = -E2BIG;
4132 op = vecs->siggen_sigver_test ? "sign" : "decrypt";
4133 if (WARN_ON(c_size > PAGE_SIZE))
4134 goto free_all;
4135 memcpy(xbuf[0], c, c_size);
4136
4137 sg_init_one(&src, xbuf[0], c_size);
4138 sg_init_one(&dst, outbuf_dec, out_len_max);
4139 crypto_init_wait(&wait);
4140 akcipher_request_set_crypt(req, &src, &dst, c_size, out_len_max);
4141
4142 err = crypto_wait_req(vecs->siggen_sigver_test ?
4143 /* Run asymmetric signature generation */
4144 crypto_akcipher_sign(req) :
4145 /* Run asymmetric decrypt */
4146 crypto_akcipher_decrypt(req), &wait);
4147 if (err) {
4148 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4149 goto free_all;
4150 }
4151 out_len = req->dst_len;
4152 if (out_len < m_size) {
4153 pr_err("alg: akcipher: %s test failed. Invalid output len %u\n",
4154 op, out_len);
4155 err = -EINVAL;
4156 goto free_all;
4157 }
4158 /* verify that decrypted message is equal to the original msg */
4159 if (memchr_inv(outbuf_dec, 0, out_len - m_size) ||
4160 memcmp(m, outbuf_dec + out_len - m_size, m_size)) {
4161 pr_err("alg: akcipher: %s test failed. Invalid output\n", op);
4162 hexdump(outbuf_dec, out_len);
4163 err = -EINVAL;
4164 }
4165free_all:
4166 kfree(outbuf_dec);
4167 kfree(outbuf_enc);
4168free_key:
4169 kfree(key);
4170free_req:
4171 akcipher_request_free(req);
4172free_xbuf:
4173 testmgr_free_buf(xbuf);
4174 return err;
4175}
4176
4177static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
4178 const struct akcipher_testvec *vecs,
4179 unsigned int tcount)
4180{
4181 const char *algo =
4182 crypto_tfm_alg_driver_name(crypto_akcipher_tfm(tfm));
4183 int ret, i;
4184
4185 for (i = 0; i < tcount; i++) {
4186 ret = test_akcipher_one(tfm, vecs++);
4187 if (!ret)
4188 continue;
4189
4190 pr_err("alg: akcipher: test %d failed for %s, err=%d\n",
4191 i + 1, algo, ret);
4192 return ret;
4193 }
4194 return 0;
4195}
4196
4197static int alg_test_akcipher(const struct alg_test_desc *desc,
4198 const char *driver, u32 type, u32 mask)
4199{
4200 struct crypto_akcipher *tfm;
4201 int err = 0;
4202
4203 tfm = crypto_alloc_akcipher(driver, type, mask);
4204 if (IS_ERR(tfm)) {
4205 pr_err("alg: akcipher: Failed to load tfm for %s: %ld\n",
4206 driver, PTR_ERR(tfm));
4207 return PTR_ERR(tfm);
4208 }
4209 if (desc->suite.akcipher.vecs)
4210 err = test_akcipher(tfm, desc->alg, desc->suite.akcipher.vecs,
4211 desc->suite.akcipher.count);
4212
4213 crypto_free_akcipher(tfm);
4214 return err;
4215}
4216
4217static int alg_test_null(const struct alg_test_desc *desc,
4218 const char *driver, u32 type, u32 mask)
4219{
4220 return 0;
4221}
4222
4223#define ____VECS(tv) .vecs = tv, .count = ARRAY_SIZE(tv)
4224#define __VECS(tv) { ____VECS(tv) }
4225
4226/* Please keep this list sorted by algorithm name. */
4227static const struct alg_test_desc alg_test_descs[] = {
4228 {
4229 .alg = "adiantum(xchacha12,aes)",
4230 .generic_driver = "adiantum(xchacha12-generic,aes-generic,nhpoly1305-generic)",
4231 .test = alg_test_skcipher,
4232 .suite = {
4233 .cipher = __VECS(adiantum_xchacha12_aes_tv_template)
4234 },
4235 }, {
4236 .alg = "adiantum(xchacha20,aes)",
4237 .generic_driver = "adiantum(xchacha20-generic,aes-generic,nhpoly1305-generic)",
4238 .test = alg_test_skcipher,
4239 .suite = {
4240 .cipher = __VECS(adiantum_xchacha20_aes_tv_template)
4241 },
4242 }, {
4243 .alg = "aegis128",
4244 .test = alg_test_aead,
4245 .suite = {
4246 .aead = __VECS(aegis128_tv_template)
4247 }
4248 }, {
4249 .alg = "ansi_cprng",
4250 .test = alg_test_cprng,
4251 .suite = {
4252 .cprng = __VECS(ansi_cprng_aes_tv_template)
4253 }
4254 }, {
4255 .alg = "authenc(hmac(md5),ecb(cipher_null))",
4256 .test = alg_test_aead,
4257 .suite = {
4258 .aead = __VECS(hmac_md5_ecb_cipher_null_tv_template)
4259 }
4260 }, {
4261 .alg = "authenc(hmac(sha1),cbc(aes))",
4262 .test = alg_test_aead,
4263 .fips_allowed = 1,
4264 .suite = {
4265 .aead = __VECS(hmac_sha1_aes_cbc_tv_temp)
4266 }
4267 }, {
4268 .alg = "authenc(hmac(sha1),cbc(des))",
4269 .test = alg_test_aead,
4270 .suite = {
4271 .aead = __VECS(hmac_sha1_des_cbc_tv_temp)
4272 }
4273 }, {
4274 .alg = "authenc(hmac(sha1),cbc(des3_ede))",
4275 .test = alg_test_aead,
4276 .suite = {
4277 .aead = __VECS(hmac_sha1_des3_ede_cbc_tv_temp)
4278 }
4279 }, {
4280 .alg = "authenc(hmac(sha1),ctr(aes))",
4281 .test = alg_test_null,
4282 .fips_allowed = 1,
4283 }, {
4284 .alg = "authenc(hmac(sha1),ecb(cipher_null))",
4285 .test = alg_test_aead,
4286 .suite = {
4287 .aead = __VECS(hmac_sha1_ecb_cipher_null_tv_temp)
4288 }
4289 }, {
4290 .alg = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
4291 .test = alg_test_null,
4292 .fips_allowed = 1,
4293 }, {
4294 .alg = "authenc(hmac(sha224),cbc(des))",
4295 .test = alg_test_aead,
4296 .suite = {
4297 .aead = __VECS(hmac_sha224_des_cbc_tv_temp)
4298 }
4299 }, {
4300 .alg = "authenc(hmac(sha224),cbc(des3_ede))",
4301 .test = alg_test_aead,
4302 .suite = {
4303 .aead = __VECS(hmac_sha224_des3_ede_cbc_tv_temp)
4304 }
4305 }, {
4306 .alg = "authenc(hmac(sha256),cbc(aes))",
4307 .test = alg_test_aead,
4308 .fips_allowed = 1,
4309 .suite = {
4310 .aead = __VECS(hmac_sha256_aes_cbc_tv_temp)
4311 }
4312 }, {
4313 .alg = "authenc(hmac(sha256),cbc(des))",
4314 .test = alg_test_aead,
4315 .suite = {
4316 .aead = __VECS(hmac_sha256_des_cbc_tv_temp)
4317 }
4318 }, {
4319 .alg = "authenc(hmac(sha256),cbc(des3_ede))",
4320 .test = alg_test_aead,
4321 .suite = {
4322 .aead = __VECS(hmac_sha256_des3_ede_cbc_tv_temp)
4323 }
4324 }, {
4325 .alg = "authenc(hmac(sha256),ctr(aes))",
4326 .test = alg_test_null,
4327 .fips_allowed = 1,
4328 }, {
4329 .alg = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
4330 .test = alg_test_null,
4331 .fips_allowed = 1,
4332 }, {
4333 .alg = "authenc(hmac(sha384),cbc(des))",
4334 .test = alg_test_aead,
4335 .suite = {
4336 .aead = __VECS(hmac_sha384_des_cbc_tv_temp)
4337 }
4338 }, {
4339 .alg = "authenc(hmac(sha384),cbc(des3_ede))",
4340 .test = alg_test_aead,
4341 .suite = {
4342 .aead = __VECS(hmac_sha384_des3_ede_cbc_tv_temp)
4343 }
4344 }, {
4345 .alg = "authenc(hmac(sha384),ctr(aes))",
4346 .test = alg_test_null,
4347 .fips_allowed = 1,
4348 }, {
4349 .alg = "authenc(hmac(sha384),rfc3686(ctr(aes)))",
4350 .test = alg_test_null,
4351 .fips_allowed = 1,
4352 }, {
4353 .alg = "authenc(hmac(sha512),cbc(aes))",
4354 .fips_allowed = 1,
4355 .test = alg_test_aead,
4356 .suite = {
4357 .aead = __VECS(hmac_sha512_aes_cbc_tv_temp)
4358 }
4359 }, {
4360 .alg = "authenc(hmac(sha512),cbc(des))",
4361 .test = alg_test_aead,
4362 .suite = {
4363 .aead = __VECS(hmac_sha512_des_cbc_tv_temp)
4364 }
4365 }, {
4366 .alg = "authenc(hmac(sha512),cbc(des3_ede))",
4367 .test = alg_test_aead,
4368 .suite = {
4369 .aead = __VECS(hmac_sha512_des3_ede_cbc_tv_temp)
4370 }
4371 }, {
4372 .alg = "authenc(hmac(sha512),ctr(aes))",
4373 .test = alg_test_null,
4374 .fips_allowed = 1,
4375 }, {
4376 .alg = "authenc(hmac(sha512),rfc3686(ctr(aes)))",
4377 .test = alg_test_null,
4378 .fips_allowed = 1,
4379 }, {
4380 .alg = "blake2b-160",
4381 .test = alg_test_hash,
4382 .fips_allowed = 0,
4383 .suite = {
4384 .hash = __VECS(blake2b_160_tv_template)
4385 }
4386 }, {
4387 .alg = "blake2b-256",
4388 .test = alg_test_hash,
4389 .fips_allowed = 0,
4390 .suite = {
4391 .hash = __VECS(blake2b_256_tv_template)
4392 }
4393 }, {
4394 .alg = "blake2b-384",
4395 .test = alg_test_hash,
4396 .fips_allowed = 0,
4397 .suite = {
4398 .hash = __VECS(blake2b_384_tv_template)
4399 }
4400 }, {
4401 .alg = "blake2b-512",
4402 .test = alg_test_hash,
4403 .fips_allowed = 0,
4404 .suite = {
4405 .hash = __VECS(blake2b_512_tv_template)
4406 }
4407 }, {
4408 .alg = "cbc(aes)",
4409 .test = alg_test_skcipher,
4410 .fips_allowed = 1,
4411 .suite = {
4412 .cipher = __VECS(aes_cbc_tv_template)
4413 },
4414 }, {
4415 .alg = "cbc(anubis)",
4416 .test = alg_test_skcipher,
4417 .suite = {
4418 .cipher = __VECS(anubis_cbc_tv_template)
4419 },
4420 }, {
4421 .alg = "cbc(aria)",
4422 .test = alg_test_skcipher,
4423 .suite = {
4424 .cipher = __VECS(aria_cbc_tv_template)
4425 },
4426 }, {
4427 .alg = "cbc(blowfish)",
4428 .test = alg_test_skcipher,
4429 .suite = {
4430 .cipher = __VECS(bf_cbc_tv_template)
4431 },
4432 }, {
4433 .alg = "cbc(camellia)",
4434 .test = alg_test_skcipher,
4435 .suite = {
4436 .cipher = __VECS(camellia_cbc_tv_template)
4437 },
4438 }, {
4439 .alg = "cbc(cast5)",
4440 .test = alg_test_skcipher,
4441 .suite = {
4442 .cipher = __VECS(cast5_cbc_tv_template)
4443 },
4444 }, {
4445 .alg = "cbc(cast6)",
4446 .test = alg_test_skcipher,
4447 .suite = {
4448 .cipher = __VECS(cast6_cbc_tv_template)
4449 },
4450 }, {
4451 .alg = "cbc(des)",
4452 .test = alg_test_skcipher,
4453 .suite = {
4454 .cipher = __VECS(des_cbc_tv_template)
4455 },
4456 }, {
4457 .alg = "cbc(des3_ede)",
4458 .test = alg_test_skcipher,
4459 .suite = {
4460 .cipher = __VECS(des3_ede_cbc_tv_template)
4461 },
4462 }, {
4463 /* Same as cbc(aes) except the key is stored in
4464 * hardware secure memory which we reference by index
4465 */
4466 .alg = "cbc(paes)",
4467 .test = alg_test_null,
4468 .fips_allowed = 1,
4469 }, {
4470 /* Same as cbc(sm4) except the key is stored in
4471 * hardware secure memory which we reference by index
4472 */
4473 .alg = "cbc(psm4)",
4474 .test = alg_test_null,
4475 }, {
4476 .alg = "cbc(serpent)",
4477 .test = alg_test_skcipher,
4478 .suite = {
4479 .cipher = __VECS(serpent_cbc_tv_template)
4480 },
4481 }, {
4482 .alg = "cbc(sm4)",
4483 .test = alg_test_skcipher,
4484 .suite = {
4485 .cipher = __VECS(sm4_cbc_tv_template)
4486 }
4487 }, {
4488 .alg = "cbc(twofish)",
4489 .test = alg_test_skcipher,
4490 .suite = {
4491 .cipher = __VECS(tf_cbc_tv_template)
4492 },
4493 }, {
4494#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4495 .alg = "cbc-paes-s390",
4496 .fips_allowed = 1,
4497 .test = alg_test_skcipher,
4498 .suite = {
4499 .cipher = __VECS(aes_cbc_tv_template)
4500 }
4501 }, {
4502#endif
4503 .alg = "cbcmac(aes)",
4504 .fips_allowed = 1,
4505 .test = alg_test_hash,
4506 .suite = {
4507 .hash = __VECS(aes_cbcmac_tv_template)
4508 }
4509 }, {
4510 .alg = "cbcmac(sm4)",
4511 .test = alg_test_hash,
4512 .suite = {
4513 .hash = __VECS(sm4_cbcmac_tv_template)
4514 }
4515 }, {
4516 .alg = "ccm(aes)",
4517 .generic_driver = "ccm_base(ctr(aes-generic),cbcmac(aes-generic))",
4518 .test = alg_test_aead,
4519 .fips_allowed = 1,
4520 .suite = {
4521 .aead = {
4522 ____VECS(aes_ccm_tv_template),
4523 .einval_allowed = 1,
4524 }
4525 }
4526 }, {
4527 .alg = "ccm(sm4)",
4528 .generic_driver = "ccm_base(ctr(sm4-generic),cbcmac(sm4-generic))",
4529 .test = alg_test_aead,
4530 .suite = {
4531 .aead = {
4532 ____VECS(sm4_ccm_tv_template),
4533 .einval_allowed = 1,
4534 }
4535 }
4536 }, {
4537 .alg = "cfb(aes)",
4538 .test = alg_test_skcipher,
4539 .fips_allowed = 1,
4540 .suite = {
4541 .cipher = __VECS(aes_cfb_tv_template)
4542 },
4543 }, {
4544 .alg = "cfb(aria)",
4545 .test = alg_test_skcipher,
4546 .suite = {
4547 .cipher = __VECS(aria_cfb_tv_template)
4548 },
4549 }, {
4550 .alg = "cfb(sm4)",
4551 .test = alg_test_skcipher,
4552 .suite = {
4553 .cipher = __VECS(sm4_cfb_tv_template)
4554 }
4555 }, {
4556 .alg = "chacha20",
4557 .test = alg_test_skcipher,
4558 .suite = {
4559 .cipher = __VECS(chacha20_tv_template)
4560 },
4561 }, {
4562 .alg = "cmac(aes)",
4563 .fips_allowed = 1,
4564 .test = alg_test_hash,
4565 .suite = {
4566 .hash = __VECS(aes_cmac128_tv_template)
4567 }
4568 }, {
4569 .alg = "cmac(des3_ede)",
4570 .test = alg_test_hash,
4571 .suite = {
4572 .hash = __VECS(des3_ede_cmac64_tv_template)
4573 }
4574 }, {
4575 .alg = "cmac(sm4)",
4576 .test = alg_test_hash,
4577 .suite = {
4578 .hash = __VECS(sm4_cmac128_tv_template)
4579 }
4580 }, {
4581 .alg = "compress_null",
4582 .test = alg_test_null,
4583 }, {
4584 .alg = "crc32",
4585 .test = alg_test_hash,
4586 .fips_allowed = 1,
4587 .suite = {
4588 .hash = __VECS(crc32_tv_template)
4589 }
4590 }, {
4591 .alg = "crc32c",
4592 .test = alg_test_crc32c,
4593 .fips_allowed = 1,
4594 .suite = {
4595 .hash = __VECS(crc32c_tv_template)
4596 }
4597 }, {
4598 .alg = "crc64-rocksoft",
4599 .test = alg_test_hash,
4600 .fips_allowed = 1,
4601 .suite = {
4602 .hash = __VECS(crc64_rocksoft_tv_template)
4603 }
4604 }, {
4605 .alg = "crct10dif",
4606 .test = alg_test_hash,
4607 .fips_allowed = 1,
4608 .suite = {
4609 .hash = __VECS(crct10dif_tv_template)
4610 }
4611 }, {
4612 .alg = "ctr(aes)",
4613 .test = alg_test_skcipher,
4614 .fips_allowed = 1,
4615 .suite = {
4616 .cipher = __VECS(aes_ctr_tv_template)
4617 }
4618 }, {
4619 .alg = "ctr(aria)",
4620 .test = alg_test_skcipher,
4621 .suite = {
4622 .cipher = __VECS(aria_ctr_tv_template)
4623 }
4624 }, {
4625 .alg = "ctr(blowfish)",
4626 .test = alg_test_skcipher,
4627 .suite = {
4628 .cipher = __VECS(bf_ctr_tv_template)
4629 }
4630 }, {
4631 .alg = "ctr(camellia)",
4632 .test = alg_test_skcipher,
4633 .suite = {
4634 .cipher = __VECS(camellia_ctr_tv_template)
4635 }
4636 }, {
4637 .alg = "ctr(cast5)",
4638 .test = alg_test_skcipher,
4639 .suite = {
4640 .cipher = __VECS(cast5_ctr_tv_template)
4641 }
4642 }, {
4643 .alg = "ctr(cast6)",
4644 .test = alg_test_skcipher,
4645 .suite = {
4646 .cipher = __VECS(cast6_ctr_tv_template)
4647 }
4648 }, {
4649 .alg = "ctr(des)",
4650 .test = alg_test_skcipher,
4651 .suite = {
4652 .cipher = __VECS(des_ctr_tv_template)
4653 }
4654 }, {
4655 .alg = "ctr(des3_ede)",
4656 .test = alg_test_skcipher,
4657 .suite = {
4658 .cipher = __VECS(des3_ede_ctr_tv_template)
4659 }
4660 }, {
4661 /* Same as ctr(aes) except the key is stored in
4662 * hardware secure memory which we reference by index
4663 */
4664 .alg = "ctr(paes)",
4665 .test = alg_test_null,
4666 .fips_allowed = 1,
4667 }, {
4668
4669 /* Same as ctr(sm4) except the key is stored in
4670 * hardware secure memory which we reference by index
4671 */
4672 .alg = "ctr(psm4)",
4673 .test = alg_test_null,
4674 }, {
4675 .alg = "ctr(serpent)",
4676 .test = alg_test_skcipher,
4677 .suite = {
4678 .cipher = __VECS(serpent_ctr_tv_template)
4679 }
4680 }, {
4681 .alg = "ctr(sm4)",
4682 .test = alg_test_skcipher,
4683 .suite = {
4684 .cipher = __VECS(sm4_ctr_tv_template)
4685 }
4686 }, {
4687 .alg = "ctr(twofish)",
4688 .test = alg_test_skcipher,
4689 .suite = {
4690 .cipher = __VECS(tf_ctr_tv_template)
4691 }
4692 }, {
4693#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4694 .alg = "ctr-paes-s390",
4695 .fips_allowed = 1,
4696 .test = alg_test_skcipher,
4697 .suite = {
4698 .cipher = __VECS(aes_ctr_tv_template)
4699 }
4700 }, {
4701#endif
4702 .alg = "cts(cbc(aes))",
4703 .test = alg_test_skcipher,
4704 .fips_allowed = 1,
4705 .suite = {
4706 .cipher = __VECS(cts_mode_tv_template)
4707 }
4708 }, {
4709 /* Same as cts(cbc((aes)) except the key is stored in
4710 * hardware secure memory which we reference by index
4711 */
4712 .alg = "cts(cbc(paes))",
4713 .test = alg_test_null,
4714 .fips_allowed = 1,
4715 }, {
4716 .alg = "cts(cbc(sm4))",
4717 .test = alg_test_skcipher,
4718 .suite = {
4719 .cipher = __VECS(sm4_cts_tv_template)
4720 }
4721 }, {
4722 .alg = "curve25519",
4723 .test = alg_test_kpp,
4724 .suite = {
4725 .kpp = __VECS(curve25519_tv_template)
4726 }
4727 }, {
4728 .alg = "deflate",
4729 .test = alg_test_comp,
4730 .fips_allowed = 1,
4731 .suite = {
4732 .comp = {
4733 .comp = __VECS(deflate_comp_tv_template),
4734 .decomp = __VECS(deflate_decomp_tv_template)
4735 }
4736 }
4737 }, {
4738 .alg = "dh",
4739 .test = alg_test_kpp,
4740 .suite = {
4741 .kpp = __VECS(dh_tv_template)
4742 }
4743 }, {
4744 .alg = "digest_null",
4745 .test = alg_test_null,
4746 }, {
4747 .alg = "drbg_nopr_ctr_aes128",
4748 .test = alg_test_drbg,
4749 .fips_allowed = 1,
4750 .suite = {
4751 .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4752 }
4753 }, {
4754 .alg = "drbg_nopr_ctr_aes192",
4755 .test = alg_test_drbg,
4756 .fips_allowed = 1,
4757 .suite = {
4758 .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4759 }
4760 }, {
4761 .alg = "drbg_nopr_ctr_aes256",
4762 .test = alg_test_drbg,
4763 .fips_allowed = 1,
4764 .suite = {
4765 .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4766 }
4767 }, {
4768 /*
4769 * There is no need to specifically test the DRBG with every
4770 * backend cipher -- covered by drbg_nopr_hmac_sha256 test
4771 */
4772 .alg = "drbg_nopr_hmac_sha1",
4773 .fips_allowed = 1,
4774 .test = alg_test_null,
4775 }, {
4776 .alg = "drbg_nopr_hmac_sha256",
4777 .test = alg_test_drbg,
4778 .fips_allowed = 1,
4779 .suite = {
4780 .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4781 }
4782 }, {
4783 /* covered by drbg_nopr_hmac_sha256 test */
4784 .alg = "drbg_nopr_hmac_sha384",
4785 .fips_allowed = 1,
4786 .test = alg_test_null,
4787 }, {
4788 .alg = "drbg_nopr_hmac_sha512",
4789 .test = alg_test_drbg,
4790 .fips_allowed = 1,
4791 .suite = {
4792 .drbg = __VECS(drbg_nopr_hmac_sha512_tv_template)
4793 }
4794 }, {
4795 .alg = "drbg_nopr_sha1",
4796 .fips_allowed = 1,
4797 .test = alg_test_null,
4798 }, {
4799 .alg = "drbg_nopr_sha256",
4800 .test = alg_test_drbg,
4801 .fips_allowed = 1,
4802 .suite = {
4803 .drbg = __VECS(drbg_nopr_sha256_tv_template)
4804 }
4805 }, {
4806 /* covered by drbg_nopr_sha256 test */
4807 .alg = "drbg_nopr_sha384",
4808 .fips_allowed = 1,
4809 .test = alg_test_null,
4810 }, {
4811 .alg = "drbg_nopr_sha512",
4812 .fips_allowed = 1,
4813 .test = alg_test_null,
4814 }, {
4815 .alg = "drbg_pr_ctr_aes128",
4816 .test = alg_test_drbg,
4817 .fips_allowed = 1,
4818 .suite = {
4819 .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4820 }
4821 }, {
4822 /* covered by drbg_pr_ctr_aes128 test */
4823 .alg = "drbg_pr_ctr_aes192",
4824 .fips_allowed = 1,
4825 .test = alg_test_null,
4826 }, {
4827 .alg = "drbg_pr_ctr_aes256",
4828 .fips_allowed = 1,
4829 .test = alg_test_null,
4830 }, {
4831 .alg = "drbg_pr_hmac_sha1",
4832 .fips_allowed = 1,
4833 .test = alg_test_null,
4834 }, {
4835 .alg = "drbg_pr_hmac_sha256",
4836 .test = alg_test_drbg,
4837 .fips_allowed = 1,
4838 .suite = {
4839 .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4840 }
4841 }, {
4842 /* covered by drbg_pr_hmac_sha256 test */
4843 .alg = "drbg_pr_hmac_sha384",
4844 .fips_allowed = 1,
4845 .test = alg_test_null,
4846 }, {
4847 .alg = "drbg_pr_hmac_sha512",
4848 .test = alg_test_null,
4849 .fips_allowed = 1,
4850 }, {
4851 .alg = "drbg_pr_sha1",
4852 .fips_allowed = 1,
4853 .test = alg_test_null,
4854 }, {
4855 .alg = "drbg_pr_sha256",
4856 .test = alg_test_drbg,
4857 .fips_allowed = 1,
4858 .suite = {
4859 .drbg = __VECS(drbg_pr_sha256_tv_template)
4860 }
4861 }, {
4862 /* covered by drbg_pr_sha256 test */
4863 .alg = "drbg_pr_sha384",
4864 .fips_allowed = 1,
4865 .test = alg_test_null,
4866 }, {
4867 .alg = "drbg_pr_sha512",
4868 .fips_allowed = 1,
4869 .test = alg_test_null,
4870 }, {
4871 .alg = "ecb(aes)",
4872 .test = alg_test_skcipher,
4873 .fips_allowed = 1,
4874 .suite = {
4875 .cipher = __VECS(aes_tv_template)
4876 }
4877 }, {
4878 .alg = "ecb(anubis)",
4879 .test = alg_test_skcipher,
4880 .suite = {
4881 .cipher = __VECS(anubis_tv_template)
4882 }
4883 }, {
4884 .alg = "ecb(arc4)",
4885 .generic_driver = "ecb(arc4)-generic",
4886 .test = alg_test_skcipher,
4887 .suite = {
4888 .cipher = __VECS(arc4_tv_template)
4889 }
4890 }, {
4891 .alg = "ecb(aria)",
4892 .test = alg_test_skcipher,
4893 .suite = {
4894 .cipher = __VECS(aria_tv_template)
4895 }
4896 }, {
4897 .alg = "ecb(blowfish)",
4898 .test = alg_test_skcipher,
4899 .suite = {
4900 .cipher = __VECS(bf_tv_template)
4901 }
4902 }, {
4903 .alg = "ecb(camellia)",
4904 .test = alg_test_skcipher,
4905 .suite = {
4906 .cipher = __VECS(camellia_tv_template)
4907 }
4908 }, {
4909 .alg = "ecb(cast5)",
4910 .test = alg_test_skcipher,
4911 .suite = {
4912 .cipher = __VECS(cast5_tv_template)
4913 }
4914 }, {
4915 .alg = "ecb(cast6)",
4916 .test = alg_test_skcipher,
4917 .suite = {
4918 .cipher = __VECS(cast6_tv_template)
4919 }
4920 }, {
4921 .alg = "ecb(cipher_null)",
4922 .test = alg_test_null,
4923 .fips_allowed = 1,
4924 }, {
4925 .alg = "ecb(des)",
4926 .test = alg_test_skcipher,
4927 .suite = {
4928 .cipher = __VECS(des_tv_template)
4929 }
4930 }, {
4931 .alg = "ecb(des3_ede)",
4932 .test = alg_test_skcipher,
4933 .suite = {
4934 .cipher = __VECS(des3_ede_tv_template)
4935 }
4936 }, {
4937 .alg = "ecb(fcrypt)",
4938 .test = alg_test_skcipher,
4939 .suite = {
4940 .cipher = {
4941 .vecs = fcrypt_pcbc_tv_template,
4942 .count = 1
4943 }
4944 }
4945 }, {
4946 .alg = "ecb(khazad)",
4947 .test = alg_test_skcipher,
4948 .suite = {
4949 .cipher = __VECS(khazad_tv_template)
4950 }
4951 }, {
4952 /* Same as ecb(aes) except the key is stored in
4953 * hardware secure memory which we reference by index
4954 */
4955 .alg = "ecb(paes)",
4956 .test = alg_test_null,
4957 .fips_allowed = 1,
4958 }, {
4959 .alg = "ecb(seed)",
4960 .test = alg_test_skcipher,
4961 .suite = {
4962 .cipher = __VECS(seed_tv_template)
4963 }
4964 }, {
4965 .alg = "ecb(serpent)",
4966 .test = alg_test_skcipher,
4967 .suite = {
4968 .cipher = __VECS(serpent_tv_template)
4969 }
4970 }, {
4971 .alg = "ecb(sm4)",
4972 .test = alg_test_skcipher,
4973 .suite = {
4974 .cipher = __VECS(sm4_tv_template)
4975 }
4976 }, {
4977 .alg = "ecb(tea)",
4978 .test = alg_test_skcipher,
4979 .suite = {
4980 .cipher = __VECS(tea_tv_template)
4981 }
4982 }, {
4983 .alg = "ecb(twofish)",
4984 .test = alg_test_skcipher,
4985 .suite = {
4986 .cipher = __VECS(tf_tv_template)
4987 }
4988 }, {
4989 .alg = "ecb(xeta)",
4990 .test = alg_test_skcipher,
4991 .suite = {
4992 .cipher = __VECS(xeta_tv_template)
4993 }
4994 }, {
4995 .alg = "ecb(xtea)",
4996 .test = alg_test_skcipher,
4997 .suite = {
4998 .cipher = __VECS(xtea_tv_template)
4999 }
5000 }, {
5001#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5002 .alg = "ecb-paes-s390",
5003 .fips_allowed = 1,
5004 .test = alg_test_skcipher,
5005 .suite = {
5006 .cipher = __VECS(aes_tv_template)
5007 }
5008 }, {
5009#endif
5010 .alg = "ecdh-nist-p192",
5011 .test = alg_test_kpp,
5012 .suite = {
5013 .kpp = __VECS(ecdh_p192_tv_template)
5014 }
5015 }, {
5016 .alg = "ecdh-nist-p256",
5017 .test = alg_test_kpp,
5018 .fips_allowed = 1,
5019 .suite = {
5020 .kpp = __VECS(ecdh_p256_tv_template)
5021 }
5022 }, {
5023 .alg = "ecdh-nist-p384",
5024 .test = alg_test_kpp,
5025 .fips_allowed = 1,
5026 .suite = {
5027 .kpp = __VECS(ecdh_p384_tv_template)
5028 }
5029 }, {
5030 .alg = "ecdsa-nist-p192",
5031 .test = alg_test_akcipher,
5032 .suite = {
5033 .akcipher = __VECS(ecdsa_nist_p192_tv_template)
5034 }
5035 }, {
5036 .alg = "ecdsa-nist-p256",
5037 .test = alg_test_akcipher,
5038 .suite = {
5039 .akcipher = __VECS(ecdsa_nist_p256_tv_template)
5040 }
5041 }, {
5042 .alg = "ecdsa-nist-p384",
5043 .test = alg_test_akcipher,
5044 .suite = {
5045 .akcipher = __VECS(ecdsa_nist_p384_tv_template)
5046 }
5047 }, {
5048 .alg = "ecrdsa",
5049 .test = alg_test_akcipher,
5050 .suite = {
5051 .akcipher = __VECS(ecrdsa_tv_template)
5052 }
5053 }, {
5054 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
5055 .test = alg_test_aead,
5056 .fips_allowed = 1,
5057 .suite = {
5058 .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
5059 }
5060 }, {
5061 .alg = "essiv(cbc(aes),sha256)",
5062 .test = alg_test_skcipher,
5063 .fips_allowed = 1,
5064 .suite = {
5065 .cipher = __VECS(essiv_aes_cbc_tv_template)
5066 }
5067 }, {
5068#if IS_ENABLED(CONFIG_CRYPTO_DH_RFC7919_GROUPS)
5069 .alg = "ffdhe2048(dh)",
5070 .test = alg_test_kpp,
5071 .fips_allowed = 1,
5072 .suite = {
5073 .kpp = __VECS(ffdhe2048_dh_tv_template)
5074 }
5075 }, {
5076 .alg = "ffdhe3072(dh)",
5077 .test = alg_test_kpp,
5078 .fips_allowed = 1,
5079 .suite = {
5080 .kpp = __VECS(ffdhe3072_dh_tv_template)
5081 }
5082 }, {
5083 .alg = "ffdhe4096(dh)",
5084 .test = alg_test_kpp,
5085 .fips_allowed = 1,
5086 .suite = {
5087 .kpp = __VECS(ffdhe4096_dh_tv_template)
5088 }
5089 }, {
5090 .alg = "ffdhe6144(dh)",
5091 .test = alg_test_kpp,
5092 .fips_allowed = 1,
5093 .suite = {
5094 .kpp = __VECS(ffdhe6144_dh_tv_template)
5095 }
5096 }, {
5097 .alg = "ffdhe8192(dh)",
5098 .test = alg_test_kpp,
5099 .fips_allowed = 1,
5100 .suite = {
5101 .kpp = __VECS(ffdhe8192_dh_tv_template)
5102 }
5103 }, {
5104#endif /* CONFIG_CRYPTO_DH_RFC7919_GROUPS */
5105 .alg = "gcm(aes)",
5106 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
5107 .test = alg_test_aead,
5108 .fips_allowed = 1,
5109 .suite = {
5110 .aead = __VECS(aes_gcm_tv_template)
5111 }
5112 }, {
5113 .alg = "gcm(aria)",
5114 .generic_driver = "gcm_base(ctr(aria-generic),ghash-generic)",
5115 .test = alg_test_aead,
5116 .suite = {
5117 .aead = __VECS(aria_gcm_tv_template)
5118 }
5119 }, {
5120 .alg = "gcm(sm4)",
5121 .generic_driver = "gcm_base(ctr(sm4-generic),ghash-generic)",
5122 .test = alg_test_aead,
5123 .suite = {
5124 .aead = __VECS(sm4_gcm_tv_template)
5125 }
5126 }, {
5127 .alg = "ghash",
5128 .test = alg_test_hash,
5129 .fips_allowed = 1,
5130 .suite = {
5131 .hash = __VECS(ghash_tv_template)
5132 }
5133 }, {
5134 .alg = "hctr2(aes)",
5135 .generic_driver =
5136 "hctr2_base(xctr(aes-generic),polyval-generic)",
5137 .test = alg_test_skcipher,
5138 .suite = {
5139 .cipher = __VECS(aes_hctr2_tv_template)
5140 }
5141 }, {
5142 .alg = "hmac(md5)",
5143 .test = alg_test_hash,
5144 .suite = {
5145 .hash = __VECS(hmac_md5_tv_template)
5146 }
5147 }, {
5148 .alg = "hmac(rmd160)",
5149 .test = alg_test_hash,
5150 .suite = {
5151 .hash = __VECS(hmac_rmd160_tv_template)
5152 }
5153 }, {
5154 .alg = "hmac(sha1)",
5155 .test = alg_test_hash,
5156 .fips_allowed = 1,
5157 .suite = {
5158 .hash = __VECS(hmac_sha1_tv_template)
5159 }
5160 }, {
5161 .alg = "hmac(sha224)",
5162 .test = alg_test_hash,
5163 .fips_allowed = 1,
5164 .suite = {
5165 .hash = __VECS(hmac_sha224_tv_template)
5166 }
5167 }, {
5168 .alg = "hmac(sha256)",
5169 .test = alg_test_hash,
5170 .fips_allowed = 1,
5171 .suite = {
5172 .hash = __VECS(hmac_sha256_tv_template)
5173 }
5174 }, {
5175 .alg = "hmac(sha3-224)",
5176 .test = alg_test_hash,
5177 .fips_allowed = 1,
5178 .suite = {
5179 .hash = __VECS(hmac_sha3_224_tv_template)
5180 }
5181 }, {
5182 .alg = "hmac(sha3-256)",
5183 .test = alg_test_hash,
5184 .fips_allowed = 1,
5185 .suite = {
5186 .hash = __VECS(hmac_sha3_256_tv_template)
5187 }
5188 }, {
5189 .alg = "hmac(sha3-384)",
5190 .test = alg_test_hash,
5191 .fips_allowed = 1,
5192 .suite = {
5193 .hash = __VECS(hmac_sha3_384_tv_template)
5194 }
5195 }, {
5196 .alg = "hmac(sha3-512)",
5197 .test = alg_test_hash,
5198 .fips_allowed = 1,
5199 .suite = {
5200 .hash = __VECS(hmac_sha3_512_tv_template)
5201 }
5202 }, {
5203 .alg = "hmac(sha384)",
5204 .test = alg_test_hash,
5205 .fips_allowed = 1,
5206 .suite = {
5207 .hash = __VECS(hmac_sha384_tv_template)
5208 }
5209 }, {
5210 .alg = "hmac(sha512)",
5211 .test = alg_test_hash,
5212 .fips_allowed = 1,
5213 .suite = {
5214 .hash = __VECS(hmac_sha512_tv_template)
5215 }
5216 }, {
5217 .alg = "hmac(sm3)",
5218 .test = alg_test_hash,
5219 .suite = {
5220 .hash = __VECS(hmac_sm3_tv_template)
5221 }
5222 }, {
5223 .alg = "hmac(streebog256)",
5224 .test = alg_test_hash,
5225 .suite = {
5226 .hash = __VECS(hmac_streebog256_tv_template)
5227 }
5228 }, {
5229 .alg = "hmac(streebog512)",
5230 .test = alg_test_hash,
5231 .suite = {
5232 .hash = __VECS(hmac_streebog512_tv_template)
5233 }
5234 }, {
5235 .alg = "jitterentropy_rng",
5236 .fips_allowed = 1,
5237 .test = alg_test_null,
5238 }, {
5239 .alg = "kw(aes)",
5240 .test = alg_test_skcipher,
5241 .fips_allowed = 1,
5242 .suite = {
5243 .cipher = __VECS(aes_kw_tv_template)
5244 }
5245 }, {
5246 .alg = "lrw(aes)",
5247 .generic_driver = "lrw(ecb(aes-generic))",
5248 .test = alg_test_skcipher,
5249 .suite = {
5250 .cipher = __VECS(aes_lrw_tv_template)
5251 }
5252 }, {
5253 .alg = "lrw(camellia)",
5254 .generic_driver = "lrw(ecb(camellia-generic))",
5255 .test = alg_test_skcipher,
5256 .suite = {
5257 .cipher = __VECS(camellia_lrw_tv_template)
5258 }
5259 }, {
5260 .alg = "lrw(cast6)",
5261 .generic_driver = "lrw(ecb(cast6-generic))",
5262 .test = alg_test_skcipher,
5263 .suite = {
5264 .cipher = __VECS(cast6_lrw_tv_template)
5265 }
5266 }, {
5267 .alg = "lrw(serpent)",
5268 .generic_driver = "lrw(ecb(serpent-generic))",
5269 .test = alg_test_skcipher,
5270 .suite = {
5271 .cipher = __VECS(serpent_lrw_tv_template)
5272 }
5273 }, {
5274 .alg = "lrw(twofish)",
5275 .generic_driver = "lrw(ecb(twofish-generic))",
5276 .test = alg_test_skcipher,
5277 .suite = {
5278 .cipher = __VECS(tf_lrw_tv_template)
5279 }
5280 }, {
5281 .alg = "lz4",
5282 .test = alg_test_comp,
5283 .fips_allowed = 1,
5284 .suite = {
5285 .comp = {
5286 .comp = __VECS(lz4_comp_tv_template),
5287 .decomp = __VECS(lz4_decomp_tv_template)
5288 }
5289 }
5290 }, {
5291 .alg = "lz4hc",
5292 .test = alg_test_comp,
5293 .fips_allowed = 1,
5294 .suite = {
5295 .comp = {
5296 .comp = __VECS(lz4hc_comp_tv_template),
5297 .decomp = __VECS(lz4hc_decomp_tv_template)
5298 }
5299 }
5300 }, {
5301 .alg = "lzo",
5302 .test = alg_test_comp,
5303 .fips_allowed = 1,
5304 .suite = {
5305 .comp = {
5306 .comp = __VECS(lzo_comp_tv_template),
5307 .decomp = __VECS(lzo_decomp_tv_template)
5308 }
5309 }
5310 }, {
5311 .alg = "lzo-rle",
5312 .test = alg_test_comp,
5313 .fips_allowed = 1,
5314 .suite = {
5315 .comp = {
5316 .comp = __VECS(lzorle_comp_tv_template),
5317 .decomp = __VECS(lzorle_decomp_tv_template)
5318 }
5319 }
5320 }, {
5321 .alg = "md4",
5322 .test = alg_test_hash,
5323 .suite = {
5324 .hash = __VECS(md4_tv_template)
5325 }
5326 }, {
5327 .alg = "md5",
5328 .test = alg_test_hash,
5329 .suite = {
5330 .hash = __VECS(md5_tv_template)
5331 }
5332 }, {
5333 .alg = "michael_mic",
5334 .test = alg_test_hash,
5335 .suite = {
5336 .hash = __VECS(michael_mic_tv_template)
5337 }
5338 }, {
5339 .alg = "nhpoly1305",
5340 .test = alg_test_hash,
5341 .suite = {
5342 .hash = __VECS(nhpoly1305_tv_template)
5343 }
5344 }, {
5345 .alg = "ofb(aes)",
5346 .test = alg_test_skcipher,
5347 .fips_allowed = 1,
5348 .suite = {
5349 .cipher = __VECS(aes_ofb_tv_template)
5350 }
5351 }, {
5352 /* Same as ofb(aes) except the key is stored in
5353 * hardware secure memory which we reference by index
5354 */
5355 .alg = "ofb(paes)",
5356 .test = alg_test_null,
5357 .fips_allowed = 1,
5358 }, {
5359 .alg = "ofb(sm4)",
5360 .test = alg_test_skcipher,
5361 .suite = {
5362 .cipher = __VECS(sm4_ofb_tv_template)
5363 }
5364 }, {
5365 .alg = "pcbc(fcrypt)",
5366 .test = alg_test_skcipher,
5367 .suite = {
5368 .cipher = __VECS(fcrypt_pcbc_tv_template)
5369 }
5370 }, {
5371 .alg = "pkcs1pad(rsa,sha224)",
5372 .test = alg_test_null,
5373 .fips_allowed = 1,
5374 }, {
5375 .alg = "pkcs1pad(rsa,sha256)",
5376 .test = alg_test_akcipher,
5377 .fips_allowed = 1,
5378 .suite = {
5379 .akcipher = __VECS(pkcs1pad_rsa_tv_template)
5380 }
5381 }, {
5382 .alg = "pkcs1pad(rsa,sha384)",
5383 .test = alg_test_null,
5384 .fips_allowed = 1,
5385 }, {
5386 .alg = "pkcs1pad(rsa,sha512)",
5387 .test = alg_test_null,
5388 .fips_allowed = 1,
5389 }, {
5390 .alg = "poly1305",
5391 .test = alg_test_hash,
5392 .suite = {
5393 .hash = __VECS(poly1305_tv_template)
5394 }
5395 }, {
5396 .alg = "polyval",
5397 .test = alg_test_hash,
5398 .suite = {
5399 .hash = __VECS(polyval_tv_template)
5400 }
5401 }, {
5402 .alg = "rfc3686(ctr(aes))",
5403 .test = alg_test_skcipher,
5404 .fips_allowed = 1,
5405 .suite = {
5406 .cipher = __VECS(aes_ctr_rfc3686_tv_template)
5407 }
5408 }, {
5409 .alg = "rfc3686(ctr(sm4))",
5410 .test = alg_test_skcipher,
5411 .suite = {
5412 .cipher = __VECS(sm4_ctr_rfc3686_tv_template)
5413 }
5414 }, {
5415 .alg = "rfc4106(gcm(aes))",
5416 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
5417 .test = alg_test_aead,
5418 .fips_allowed = 1,
5419 .suite = {
5420 .aead = {
5421 ____VECS(aes_gcm_rfc4106_tv_template),
5422 .einval_allowed = 1,
5423 .aad_iv = 1,
5424 }
5425 }
5426 }, {
5427 .alg = "rfc4309(ccm(aes))",
5428 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
5429 .test = alg_test_aead,
5430 .fips_allowed = 1,
5431 .suite = {
5432 .aead = {
5433 ____VECS(aes_ccm_rfc4309_tv_template),
5434 .einval_allowed = 1,
5435 .aad_iv = 1,
5436 }
5437 }
5438 }, {
5439 .alg = "rfc4543(gcm(aes))",
5440 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
5441 .test = alg_test_aead,
5442 .suite = {
5443 .aead = {
5444 ____VECS(aes_gcm_rfc4543_tv_template),
5445 .einval_allowed = 1,
5446 .aad_iv = 1,
5447 }
5448 }
5449 }, {
5450 .alg = "rfc7539(chacha20,poly1305)",
5451 .test = alg_test_aead,
5452 .suite = {
5453 .aead = __VECS(rfc7539_tv_template)
5454 }
5455 }, {
5456 .alg = "rfc7539esp(chacha20,poly1305)",
5457 .test = alg_test_aead,
5458 .suite = {
5459 .aead = {
5460 ____VECS(rfc7539esp_tv_template),
5461 .einval_allowed = 1,
5462 .aad_iv = 1,
5463 }
5464 }
5465 }, {
5466 .alg = "rmd160",
5467 .test = alg_test_hash,
5468 .suite = {
5469 .hash = __VECS(rmd160_tv_template)
5470 }
5471 }, {
5472 .alg = "rsa",
5473 .test = alg_test_akcipher,
5474 .fips_allowed = 1,
5475 .suite = {
5476 .akcipher = __VECS(rsa_tv_template)
5477 }
5478 }, {
5479 .alg = "sha1",
5480 .test = alg_test_hash,
5481 .fips_allowed = 1,
5482 .suite = {
5483 .hash = __VECS(sha1_tv_template)
5484 }
5485 }, {
5486 .alg = "sha224",
5487 .test = alg_test_hash,
5488 .fips_allowed = 1,
5489 .suite = {
5490 .hash = __VECS(sha224_tv_template)
5491 }
5492 }, {
5493 .alg = "sha256",
5494 .test = alg_test_hash,
5495 .fips_allowed = 1,
5496 .suite = {
5497 .hash = __VECS(sha256_tv_template)
5498 }
5499 }, {
5500 .alg = "sha3-224",
5501 .test = alg_test_hash,
5502 .fips_allowed = 1,
5503 .suite = {
5504 .hash = __VECS(sha3_224_tv_template)
5505 }
5506 }, {
5507 .alg = "sha3-256",
5508 .test = alg_test_hash,
5509 .fips_allowed = 1,
5510 .suite = {
5511 .hash = __VECS(sha3_256_tv_template)
5512 }
5513 }, {
5514 .alg = "sha3-384",
5515 .test = alg_test_hash,
5516 .fips_allowed = 1,
5517 .suite = {
5518 .hash = __VECS(sha3_384_tv_template)
5519 }
5520 }, {
5521 .alg = "sha3-512",
5522 .test = alg_test_hash,
5523 .fips_allowed = 1,
5524 .suite = {
5525 .hash = __VECS(sha3_512_tv_template)
5526 }
5527 }, {
5528 .alg = "sha384",
5529 .test = alg_test_hash,
5530 .fips_allowed = 1,
5531 .suite = {
5532 .hash = __VECS(sha384_tv_template)
5533 }
5534 }, {
5535 .alg = "sha512",
5536 .test = alg_test_hash,
5537 .fips_allowed = 1,
5538 .suite = {
5539 .hash = __VECS(sha512_tv_template)
5540 }
5541 }, {
5542 .alg = "sm2",
5543 .test = alg_test_akcipher,
5544 .suite = {
5545 .akcipher = __VECS(sm2_tv_template)
5546 }
5547 }, {
5548 .alg = "sm3",
5549 .test = alg_test_hash,
5550 .suite = {
5551 .hash = __VECS(sm3_tv_template)
5552 }
5553 }, {
5554 .alg = "streebog256",
5555 .test = alg_test_hash,
5556 .suite = {
5557 .hash = __VECS(streebog256_tv_template)
5558 }
5559 }, {
5560 .alg = "streebog512",
5561 .test = alg_test_hash,
5562 .suite = {
5563 .hash = __VECS(streebog512_tv_template)
5564 }
5565 }, {
5566 .alg = "vmac64(aes)",
5567 .test = alg_test_hash,
5568 .suite = {
5569 .hash = __VECS(vmac64_aes_tv_template)
5570 }
5571 }, {
5572 .alg = "wp256",
5573 .test = alg_test_hash,
5574 .suite = {
5575 .hash = __VECS(wp256_tv_template)
5576 }
5577 }, {
5578 .alg = "wp384",
5579 .test = alg_test_hash,
5580 .suite = {
5581 .hash = __VECS(wp384_tv_template)
5582 }
5583 }, {
5584 .alg = "wp512",
5585 .test = alg_test_hash,
5586 .suite = {
5587 .hash = __VECS(wp512_tv_template)
5588 }
5589 }, {
5590 .alg = "xcbc(aes)",
5591 .test = alg_test_hash,
5592 .suite = {
5593 .hash = __VECS(aes_xcbc128_tv_template)
5594 }
5595 }, {
5596 .alg = "xcbc(sm4)",
5597 .test = alg_test_hash,
5598 .suite = {
5599 .hash = __VECS(sm4_xcbc128_tv_template)
5600 }
5601 }, {
5602 .alg = "xchacha12",
5603 .test = alg_test_skcipher,
5604 .suite = {
5605 .cipher = __VECS(xchacha12_tv_template)
5606 },
5607 }, {
5608 .alg = "xchacha20",
5609 .test = alg_test_skcipher,
5610 .suite = {
5611 .cipher = __VECS(xchacha20_tv_template)
5612 },
5613 }, {
5614 .alg = "xctr(aes)",
5615 .test = alg_test_skcipher,
5616 .suite = {
5617 .cipher = __VECS(aes_xctr_tv_template)
5618 }
5619 }, {
5620 .alg = "xts(aes)",
5621 .generic_driver = "xts(ecb(aes-generic))",
5622 .test = alg_test_skcipher,
5623 .fips_allowed = 1,
5624 .suite = {
5625 .cipher = __VECS(aes_xts_tv_template)
5626 }
5627 }, {
5628 .alg = "xts(camellia)",
5629 .generic_driver = "xts(ecb(camellia-generic))",
5630 .test = alg_test_skcipher,
5631 .suite = {
5632 .cipher = __VECS(camellia_xts_tv_template)
5633 }
5634 }, {
5635 .alg = "xts(cast6)",
5636 .generic_driver = "xts(ecb(cast6-generic))",
5637 .test = alg_test_skcipher,
5638 .suite = {
5639 .cipher = __VECS(cast6_xts_tv_template)
5640 }
5641 }, {
5642 /* Same as xts(aes) except the key is stored in
5643 * hardware secure memory which we reference by index
5644 */
5645 .alg = "xts(paes)",
5646 .test = alg_test_null,
5647 .fips_allowed = 1,
5648 }, {
5649 .alg = "xts(serpent)",
5650 .generic_driver = "xts(ecb(serpent-generic))",
5651 .test = alg_test_skcipher,
5652 .suite = {
5653 .cipher = __VECS(serpent_xts_tv_template)
5654 }
5655 }, {
5656 .alg = "xts(sm4)",
5657 .generic_driver = "xts(ecb(sm4-generic))",
5658 .test = alg_test_skcipher,
5659 .suite = {
5660 .cipher = __VECS(sm4_xts_tv_template)
5661 }
5662 }, {
5663 .alg = "xts(twofish)",
5664 .generic_driver = "xts(ecb(twofish-generic))",
5665 .test = alg_test_skcipher,
5666 .suite = {
5667 .cipher = __VECS(tf_xts_tv_template)
5668 }
5669 }, {
5670#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5671 .alg = "xts-paes-s390",
5672 .fips_allowed = 1,
5673 .test = alg_test_skcipher,
5674 .suite = {
5675 .cipher = __VECS(aes_xts_tv_template)
5676 }
5677 }, {
5678#endif
5679 .alg = "xts4096(paes)",
5680 .test = alg_test_null,
5681 .fips_allowed = 1,
5682 }, {
5683 .alg = "xts512(paes)",
5684 .test = alg_test_null,
5685 .fips_allowed = 1,
5686 }, {
5687 .alg = "xxhash64",
5688 .test = alg_test_hash,
5689 .fips_allowed = 1,
5690 .suite = {
5691 .hash = __VECS(xxhash64_tv_template)
5692 }
5693 }, {
5694 .alg = "zlib-deflate",
5695 .test = alg_test_comp,
5696 .fips_allowed = 1,
5697 .suite = {
5698 .comp = {
5699 .comp = __VECS(zlib_deflate_comp_tv_template),
5700 .decomp = __VECS(zlib_deflate_decomp_tv_template)
5701 }
5702 }
5703 }, {
5704 .alg = "zstd",
5705 .test = alg_test_comp,
5706 .fips_allowed = 1,
5707 .suite = {
5708 .comp = {
5709 .comp = __VECS(zstd_comp_tv_template),
5710 .decomp = __VECS(zstd_decomp_tv_template)
5711 }
5712 }
5713 }
5714};
5715
5716static void alg_check_test_descs_order(void)
5717{
5718 int i;
5719
5720 for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5721 int diff = strcmp(alg_test_descs[i - 1].alg,
5722 alg_test_descs[i].alg);
5723
5724 if (WARN_ON(diff > 0)) {
5725 pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5726 alg_test_descs[i - 1].alg,
5727 alg_test_descs[i].alg);
5728 }
5729
5730 if (WARN_ON(diff == 0)) {
5731 pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5732 alg_test_descs[i].alg);
5733 }
5734 }
5735}
5736
5737static void alg_check_testvec_configs(void)
5738{
5739 int i;
5740
5741 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5742 WARN_ON(!valid_testvec_config(
5743 &default_cipher_testvec_configs[i]));
5744
5745 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5746 WARN_ON(!valid_testvec_config(
5747 &default_hash_testvec_configs[i]));
5748}
5749
5750static void testmgr_onetime_init(void)
5751{
5752 alg_check_test_descs_order();
5753 alg_check_testvec_configs();
5754
5755#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5756 pr_warn("alg: extra crypto tests enabled. This is intended for developer use only.\n");
5757#endif
5758}
5759
5760static int alg_find_test(const char *alg)
5761{
5762 int start = 0;
5763 int end = ARRAY_SIZE(alg_test_descs);
5764
5765 while (start < end) {
5766 int i = (start + end) / 2;
5767 int diff = strcmp(alg_test_descs[i].alg, alg);
5768
5769 if (diff > 0) {
5770 end = i;
5771 continue;
5772 }
5773
5774 if (diff < 0) {
5775 start = i + 1;
5776 continue;
5777 }
5778
5779 return i;
5780 }
5781
5782 return -1;
5783}
5784
5785static int alg_fips_disabled(const char *driver, const char *alg)
5786{
5787 pr_info("alg: %s (%s) is disabled due to FIPS\n", alg, driver);
5788
5789 return -ECANCELED;
5790}
5791
5792int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5793{
5794 int i;
5795 int j;
5796 int rc;
5797
5798 if (!fips_enabled && notests) {
5799 printk_once(KERN_INFO "alg: self-tests disabled\n");
5800 return 0;
5801 }
5802
5803 DO_ONCE(testmgr_onetime_init);
5804
5805 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5806 char nalg[CRYPTO_MAX_ALG_NAME];
5807
5808 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5809 sizeof(nalg))
5810 return -ENAMETOOLONG;
5811
5812 i = alg_find_test(nalg);
5813 if (i < 0)
5814 goto notest;
5815
5816 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5817 goto non_fips_alg;
5818
5819 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5820 goto test_done;
5821 }
5822
5823 i = alg_find_test(alg);
5824 j = alg_find_test(driver);
5825 if (i < 0 && j < 0)
5826 goto notest;
5827
5828 if (fips_enabled) {
5829 if (j >= 0 && !alg_test_descs[j].fips_allowed)
5830 return -EINVAL;
5831
5832 if (i >= 0 && !alg_test_descs[i].fips_allowed)
5833 goto non_fips_alg;
5834 }
5835
5836 rc = 0;
5837 if (i >= 0)
5838 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5839 type, mask);
5840 if (j >= 0 && j != i)
5841 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5842 type, mask);
5843
5844test_done:
5845 if (rc) {
5846 if (fips_enabled || panic_on_fail) {
5847 fips_fail_notify();
5848 panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5849 driver, alg,
5850 fips_enabled ? "fips" : "panic_on_fail");
5851 }
5852 pr_warn("alg: self-tests for %s using %s failed (rc=%d)",
5853 alg, driver, rc);
5854 WARN(rc != -ENOENT,
5855 "alg: self-tests for %s using %s failed (rc=%d)",
5856 alg, driver, rc);
5857 } else {
5858 if (fips_enabled)
5859 pr_info("alg: self-tests for %s (%s) passed\n",
5860 driver, alg);
5861 }
5862
5863 return rc;
5864
5865notest:
5866 printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5867
5868 if (type & CRYPTO_ALG_FIPS_INTERNAL)
5869 return alg_fips_disabled(driver, alg);
5870
5871 return 0;
5872non_fips_alg:
5873 return alg_fips_disabled(driver, alg);
5874}
5875
5876#endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5877
5878EXPORT_SYMBOL_GPL(alg_test);