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 = "cfb(aes)",
4613 .test = alg_test_skcipher,
4614 .fips_allowed = 1,
4615 .suite = {
4616 .cipher = __VECS(aes_cfb_tv_template)
4617 },
4618 }, {
4619 .alg = "cfb(aria)",
4620 .test = alg_test_skcipher,
4621 .suite = {
4622 .cipher = __VECS(aria_cfb_tv_template)
4623 },
4624 }, {
4625 .alg = "cfb(sm4)",
4626 .test = alg_test_skcipher,
4627 .suite = {
4628 .cipher = __VECS(sm4_cfb_tv_template)
4629 }
4630 }, {
4631 .alg = "chacha20",
4632 .test = alg_test_skcipher,
4633 .suite = {
4634 .cipher = __VECS(chacha20_tv_template)
4635 },
4636 }, {
4637 .alg = "cmac(aes)",
4638 .fips_allowed = 1,
4639 .test = alg_test_hash,
4640 .suite = {
4641 .hash = __VECS(aes_cmac128_tv_template)
4642 }
4643 }, {
4644 .alg = "cmac(camellia)",
4645 .test = alg_test_hash,
4646 .suite = {
4647 .hash = __VECS(camellia_cmac128_tv_template)
4648 }
4649 }, {
4650 .alg = "cmac(des3_ede)",
4651 .test = alg_test_hash,
4652 .suite = {
4653 .hash = __VECS(des3_ede_cmac64_tv_template)
4654 }
4655 }, {
4656 .alg = "cmac(sm4)",
4657 .test = alg_test_hash,
4658 .suite = {
4659 .hash = __VECS(sm4_cmac128_tv_template)
4660 }
4661 }, {
4662 .alg = "compress_null",
4663 .test = alg_test_null,
4664 }, {
4665 .alg = "crc32",
4666 .test = alg_test_hash,
4667 .fips_allowed = 1,
4668 .suite = {
4669 .hash = __VECS(crc32_tv_template)
4670 }
4671 }, {
4672 .alg = "crc32c",
4673 .test = alg_test_crc32c,
4674 .fips_allowed = 1,
4675 .suite = {
4676 .hash = __VECS(crc32c_tv_template)
4677 }
4678 }, {
4679 .alg = "crc64-rocksoft",
4680 .test = alg_test_hash,
4681 .fips_allowed = 1,
4682 .suite = {
4683 .hash = __VECS(crc64_rocksoft_tv_template)
4684 }
4685 }, {
4686 .alg = "crct10dif",
4687 .test = alg_test_hash,
4688 .fips_allowed = 1,
4689 .suite = {
4690 .hash = __VECS(crct10dif_tv_template)
4691 }
4692 }, {
4693 .alg = "ctr(aes)",
4694 .test = alg_test_skcipher,
4695 .fips_allowed = 1,
4696 .suite = {
4697 .cipher = __VECS(aes_ctr_tv_template)
4698 }
4699 }, {
4700 .alg = "ctr(aria)",
4701 .test = alg_test_skcipher,
4702 .suite = {
4703 .cipher = __VECS(aria_ctr_tv_template)
4704 }
4705 }, {
4706 .alg = "ctr(blowfish)",
4707 .test = alg_test_skcipher,
4708 .suite = {
4709 .cipher = __VECS(bf_ctr_tv_template)
4710 }
4711 }, {
4712 .alg = "ctr(camellia)",
4713 .test = alg_test_skcipher,
4714 .suite = {
4715 .cipher = __VECS(camellia_ctr_tv_template)
4716 }
4717 }, {
4718 .alg = "ctr(cast5)",
4719 .test = alg_test_skcipher,
4720 .suite = {
4721 .cipher = __VECS(cast5_ctr_tv_template)
4722 }
4723 }, {
4724 .alg = "ctr(cast6)",
4725 .test = alg_test_skcipher,
4726 .suite = {
4727 .cipher = __VECS(cast6_ctr_tv_template)
4728 }
4729 }, {
4730 .alg = "ctr(des)",
4731 .test = alg_test_skcipher,
4732 .suite = {
4733 .cipher = __VECS(des_ctr_tv_template)
4734 }
4735 }, {
4736 .alg = "ctr(des3_ede)",
4737 .test = alg_test_skcipher,
4738 .suite = {
4739 .cipher = __VECS(des3_ede_ctr_tv_template)
4740 }
4741 }, {
4742 /* Same as ctr(aes) except the key is stored in
4743 * hardware secure memory which we reference by index
4744 */
4745 .alg = "ctr(paes)",
4746 .test = alg_test_null,
4747 .fips_allowed = 1,
4748 }, {
4749
4750 /* Same as ctr(sm4) except the key is stored in
4751 * hardware secure memory which we reference by index
4752 */
4753 .alg = "ctr(psm4)",
4754 .test = alg_test_null,
4755 }, {
4756 .alg = "ctr(serpent)",
4757 .test = alg_test_skcipher,
4758 .suite = {
4759 .cipher = __VECS(serpent_ctr_tv_template)
4760 }
4761 }, {
4762 .alg = "ctr(sm4)",
4763 .test = alg_test_skcipher,
4764 .suite = {
4765 .cipher = __VECS(sm4_ctr_tv_template)
4766 }
4767 }, {
4768 .alg = "ctr(twofish)",
4769 .test = alg_test_skcipher,
4770 .suite = {
4771 .cipher = __VECS(tf_ctr_tv_template)
4772 }
4773 }, {
4774#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4775 .alg = "ctr-paes-s390",
4776 .fips_allowed = 1,
4777 .test = alg_test_skcipher,
4778 .suite = {
4779 .cipher = __VECS(aes_ctr_tv_template)
4780 }
4781 }, {
4782#endif
4783 .alg = "cts(cbc(aes))",
4784 .test = alg_test_skcipher,
4785 .fips_allowed = 1,
4786 .suite = {
4787 .cipher = __VECS(cts_mode_tv_template)
4788 }
4789 }, {
4790 /* Same as cts(cbc((aes)) except the key is stored in
4791 * hardware secure memory which we reference by index
4792 */
4793 .alg = "cts(cbc(paes))",
4794 .test = alg_test_null,
4795 .fips_allowed = 1,
4796 }, {
4797 .alg = "cts(cbc(sm4))",
4798 .test = alg_test_skcipher,
4799 .suite = {
4800 .cipher = __VECS(sm4_cts_tv_template)
4801 }
4802 }, {
4803 .alg = "curve25519",
4804 .test = alg_test_kpp,
4805 .suite = {
4806 .kpp = __VECS(curve25519_tv_template)
4807 }
4808 }, {
4809 .alg = "deflate",
4810 .test = alg_test_comp,
4811 .fips_allowed = 1,
4812 .suite = {
4813 .comp = {
4814 .comp = __VECS(deflate_comp_tv_template),
4815 .decomp = __VECS(deflate_decomp_tv_template)
4816 }
4817 }
4818 }, {
4819 .alg = "dh",
4820 .test = alg_test_kpp,
4821 .suite = {
4822 .kpp = __VECS(dh_tv_template)
4823 }
4824 }, {
4825 .alg = "digest_null",
4826 .test = alg_test_null,
4827 }, {
4828 .alg = "drbg_nopr_ctr_aes128",
4829 .test = alg_test_drbg,
4830 .fips_allowed = 1,
4831 .suite = {
4832 .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4833 }
4834 }, {
4835 .alg = "drbg_nopr_ctr_aes192",
4836 .test = alg_test_drbg,
4837 .fips_allowed = 1,
4838 .suite = {
4839 .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4840 }
4841 }, {
4842 .alg = "drbg_nopr_ctr_aes256",
4843 .test = alg_test_drbg,
4844 .fips_allowed = 1,
4845 .suite = {
4846 .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4847 }
4848 }, {
4849 /*
4850 * There is no need to specifically test the DRBG with every
4851 * backend cipher -- covered by drbg_nopr_hmac_sha256 test
4852 */
4853 .alg = "drbg_nopr_hmac_sha1",
4854 .fips_allowed = 1,
4855 .test = alg_test_null,
4856 }, {
4857 .alg = "drbg_nopr_hmac_sha256",
4858 .test = alg_test_drbg,
4859 .fips_allowed = 1,
4860 .suite = {
4861 .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4862 }
4863 }, {
4864 /* covered by drbg_nopr_hmac_sha256 test */
4865 .alg = "drbg_nopr_hmac_sha384",
4866 .test = alg_test_null,
4867 }, {
4868 .alg = "drbg_nopr_hmac_sha512",
4869 .test = alg_test_drbg,
4870 .fips_allowed = 1,
4871 .suite = {
4872 .drbg = __VECS(drbg_nopr_hmac_sha512_tv_template)
4873 }
4874 }, {
4875 .alg = "drbg_nopr_sha1",
4876 .fips_allowed = 1,
4877 .test = alg_test_null,
4878 }, {
4879 .alg = "drbg_nopr_sha256",
4880 .test = alg_test_drbg,
4881 .fips_allowed = 1,
4882 .suite = {
4883 .drbg = __VECS(drbg_nopr_sha256_tv_template)
4884 }
4885 }, {
4886 /* covered by drbg_nopr_sha256 test */
4887 .alg = "drbg_nopr_sha384",
4888 .test = alg_test_null,
4889 }, {
4890 .alg = "drbg_nopr_sha512",
4891 .fips_allowed = 1,
4892 .test = alg_test_null,
4893 }, {
4894 .alg = "drbg_pr_ctr_aes128",
4895 .test = alg_test_drbg,
4896 .fips_allowed = 1,
4897 .suite = {
4898 .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4899 }
4900 }, {
4901 /* covered by drbg_pr_ctr_aes128 test */
4902 .alg = "drbg_pr_ctr_aes192",
4903 .fips_allowed = 1,
4904 .test = alg_test_null,
4905 }, {
4906 .alg = "drbg_pr_ctr_aes256",
4907 .fips_allowed = 1,
4908 .test = alg_test_null,
4909 }, {
4910 .alg = "drbg_pr_hmac_sha1",
4911 .fips_allowed = 1,
4912 .test = alg_test_null,
4913 }, {
4914 .alg = "drbg_pr_hmac_sha256",
4915 .test = alg_test_drbg,
4916 .fips_allowed = 1,
4917 .suite = {
4918 .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4919 }
4920 }, {
4921 /* covered by drbg_pr_hmac_sha256 test */
4922 .alg = "drbg_pr_hmac_sha384",
4923 .test = alg_test_null,
4924 }, {
4925 .alg = "drbg_pr_hmac_sha512",
4926 .test = alg_test_null,
4927 .fips_allowed = 1,
4928 }, {
4929 .alg = "drbg_pr_sha1",
4930 .fips_allowed = 1,
4931 .test = alg_test_null,
4932 }, {
4933 .alg = "drbg_pr_sha256",
4934 .test = alg_test_drbg,
4935 .fips_allowed = 1,
4936 .suite = {
4937 .drbg = __VECS(drbg_pr_sha256_tv_template)
4938 }
4939 }, {
4940 /* covered by drbg_pr_sha256 test */
4941 .alg = "drbg_pr_sha384",
4942 .test = alg_test_null,
4943 }, {
4944 .alg = "drbg_pr_sha512",
4945 .fips_allowed = 1,
4946 .test = alg_test_null,
4947 }, {
4948 .alg = "ecb(aes)",
4949 .test = alg_test_skcipher,
4950 .fips_allowed = 1,
4951 .suite = {
4952 .cipher = __VECS(aes_tv_template)
4953 }
4954 }, {
4955 .alg = "ecb(anubis)",
4956 .test = alg_test_skcipher,
4957 .suite = {
4958 .cipher = __VECS(anubis_tv_template)
4959 }
4960 }, {
4961 .alg = "ecb(arc4)",
4962 .generic_driver = "arc4-generic",
4963 .test = alg_test_skcipher,
4964 .suite = {
4965 .cipher = __VECS(arc4_tv_template)
4966 }
4967 }, {
4968 .alg = "ecb(aria)",
4969 .test = alg_test_skcipher,
4970 .suite = {
4971 .cipher = __VECS(aria_tv_template)
4972 }
4973 }, {
4974 .alg = "ecb(blowfish)",
4975 .test = alg_test_skcipher,
4976 .suite = {
4977 .cipher = __VECS(bf_tv_template)
4978 }
4979 }, {
4980 .alg = "ecb(camellia)",
4981 .test = alg_test_skcipher,
4982 .suite = {
4983 .cipher = __VECS(camellia_tv_template)
4984 }
4985 }, {
4986 .alg = "ecb(cast5)",
4987 .test = alg_test_skcipher,
4988 .suite = {
4989 .cipher = __VECS(cast5_tv_template)
4990 }
4991 }, {
4992 .alg = "ecb(cast6)",
4993 .test = alg_test_skcipher,
4994 .suite = {
4995 .cipher = __VECS(cast6_tv_template)
4996 }
4997 }, {
4998 .alg = "ecb(cipher_null)",
4999 .test = alg_test_null,
5000 .fips_allowed = 1,
5001 }, {
5002 .alg = "ecb(des)",
5003 .test = alg_test_skcipher,
5004 .suite = {
5005 .cipher = __VECS(des_tv_template)
5006 }
5007 }, {
5008 .alg = "ecb(des3_ede)",
5009 .test = alg_test_skcipher,
5010 .suite = {
5011 .cipher = __VECS(des3_ede_tv_template)
5012 }
5013 }, {
5014 .alg = "ecb(fcrypt)",
5015 .test = alg_test_skcipher,
5016 .suite = {
5017 .cipher = {
5018 .vecs = fcrypt_pcbc_tv_template,
5019 .count = 1
5020 }
5021 }
5022 }, {
5023 .alg = "ecb(khazad)",
5024 .test = alg_test_skcipher,
5025 .suite = {
5026 .cipher = __VECS(khazad_tv_template)
5027 }
5028 }, {
5029 /* Same as ecb(aes) except the key is stored in
5030 * hardware secure memory which we reference by index
5031 */
5032 .alg = "ecb(paes)",
5033 .test = alg_test_null,
5034 .fips_allowed = 1,
5035 }, {
5036 .alg = "ecb(seed)",
5037 .test = alg_test_skcipher,
5038 .suite = {
5039 .cipher = __VECS(seed_tv_template)
5040 }
5041 }, {
5042 .alg = "ecb(serpent)",
5043 .test = alg_test_skcipher,
5044 .suite = {
5045 .cipher = __VECS(serpent_tv_template)
5046 }
5047 }, {
5048 .alg = "ecb(sm4)",
5049 .test = alg_test_skcipher,
5050 .suite = {
5051 .cipher = __VECS(sm4_tv_template)
5052 }
5053 }, {
5054 .alg = "ecb(tea)",
5055 .test = alg_test_skcipher,
5056 .suite = {
5057 .cipher = __VECS(tea_tv_template)
5058 }
5059 }, {
5060 .alg = "ecb(twofish)",
5061 .test = alg_test_skcipher,
5062 .suite = {
5063 .cipher = __VECS(tf_tv_template)
5064 }
5065 }, {
5066 .alg = "ecb(xeta)",
5067 .test = alg_test_skcipher,
5068 .suite = {
5069 .cipher = __VECS(xeta_tv_template)
5070 }
5071 }, {
5072 .alg = "ecb(xtea)",
5073 .test = alg_test_skcipher,
5074 .suite = {
5075 .cipher = __VECS(xtea_tv_template)
5076 }
5077 }, {
5078#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5079 .alg = "ecb-paes-s390",
5080 .fips_allowed = 1,
5081 .test = alg_test_skcipher,
5082 .suite = {
5083 .cipher = __VECS(aes_tv_template)
5084 }
5085 }, {
5086#endif
5087 .alg = "ecdh-nist-p192",
5088 .test = alg_test_kpp,
5089 .suite = {
5090 .kpp = __VECS(ecdh_p192_tv_template)
5091 }
5092 }, {
5093 .alg = "ecdh-nist-p256",
5094 .test = alg_test_kpp,
5095 .fips_allowed = 1,
5096 .suite = {
5097 .kpp = __VECS(ecdh_p256_tv_template)
5098 }
5099 }, {
5100 .alg = "ecdh-nist-p384",
5101 .test = alg_test_kpp,
5102 .fips_allowed = 1,
5103 .suite = {
5104 .kpp = __VECS(ecdh_p384_tv_template)
5105 }
5106 }, {
5107 .alg = "ecdsa-nist-p192",
5108 .test = alg_test_akcipher,
5109 .suite = {
5110 .akcipher = __VECS(ecdsa_nist_p192_tv_template)
5111 }
5112 }, {
5113 .alg = "ecdsa-nist-p256",
5114 .test = alg_test_akcipher,
5115 .fips_allowed = 1,
5116 .suite = {
5117 .akcipher = __VECS(ecdsa_nist_p256_tv_template)
5118 }
5119 }, {
5120 .alg = "ecdsa-nist-p384",
5121 .test = alg_test_akcipher,
5122 .fips_allowed = 1,
5123 .suite = {
5124 .akcipher = __VECS(ecdsa_nist_p384_tv_template)
5125 }
5126 }, {
5127 .alg = "ecrdsa",
5128 .test = alg_test_akcipher,
5129 .suite = {
5130 .akcipher = __VECS(ecrdsa_tv_template)
5131 }
5132 }, {
5133 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
5134 .test = alg_test_aead,
5135 .fips_allowed = 1,
5136 .suite = {
5137 .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
5138 }
5139 }, {
5140 .alg = "essiv(cbc(aes),sha256)",
5141 .test = alg_test_skcipher,
5142 .fips_allowed = 1,
5143 .suite = {
5144 .cipher = __VECS(essiv_aes_cbc_tv_template)
5145 }
5146 }, {
5147#if IS_ENABLED(CONFIG_CRYPTO_DH_RFC7919_GROUPS)
5148 .alg = "ffdhe2048(dh)",
5149 .test = alg_test_kpp,
5150 .fips_allowed = 1,
5151 .suite = {
5152 .kpp = __VECS(ffdhe2048_dh_tv_template)
5153 }
5154 }, {
5155 .alg = "ffdhe3072(dh)",
5156 .test = alg_test_kpp,
5157 .fips_allowed = 1,
5158 .suite = {
5159 .kpp = __VECS(ffdhe3072_dh_tv_template)
5160 }
5161 }, {
5162 .alg = "ffdhe4096(dh)",
5163 .test = alg_test_kpp,
5164 .fips_allowed = 1,
5165 .suite = {
5166 .kpp = __VECS(ffdhe4096_dh_tv_template)
5167 }
5168 }, {
5169 .alg = "ffdhe6144(dh)",
5170 .test = alg_test_kpp,
5171 .fips_allowed = 1,
5172 .suite = {
5173 .kpp = __VECS(ffdhe6144_dh_tv_template)
5174 }
5175 }, {
5176 .alg = "ffdhe8192(dh)",
5177 .test = alg_test_kpp,
5178 .fips_allowed = 1,
5179 .suite = {
5180 .kpp = __VECS(ffdhe8192_dh_tv_template)
5181 }
5182 }, {
5183#endif /* CONFIG_CRYPTO_DH_RFC7919_GROUPS */
5184 .alg = "gcm(aes)",
5185 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
5186 .test = alg_test_aead,
5187 .fips_allowed = 1,
5188 .suite = {
5189 .aead = __VECS(aes_gcm_tv_template)
5190 }
5191 }, {
5192 .alg = "gcm(aria)",
5193 .generic_driver = "gcm_base(ctr(aria-generic),ghash-generic)",
5194 .test = alg_test_aead,
5195 .suite = {
5196 .aead = __VECS(aria_gcm_tv_template)
5197 }
5198 }, {
5199 .alg = "gcm(sm4)",
5200 .generic_driver = "gcm_base(ctr(sm4-generic),ghash-generic)",
5201 .test = alg_test_aead,
5202 .suite = {
5203 .aead = __VECS(sm4_gcm_tv_template)
5204 }
5205 }, {
5206 .alg = "ghash",
5207 .test = alg_test_hash,
5208 .suite = {
5209 .hash = __VECS(ghash_tv_template)
5210 }
5211 }, {
5212 .alg = "hctr2(aes)",
5213 .generic_driver =
5214 "hctr2_base(xctr(aes-generic),polyval-generic)",
5215 .test = alg_test_skcipher,
5216 .suite = {
5217 .cipher = __VECS(aes_hctr2_tv_template)
5218 }
5219 }, {
5220 .alg = "hmac(md5)",
5221 .test = alg_test_hash,
5222 .suite = {
5223 .hash = __VECS(hmac_md5_tv_template)
5224 }
5225 }, {
5226 .alg = "hmac(rmd160)",
5227 .test = alg_test_hash,
5228 .suite = {
5229 .hash = __VECS(hmac_rmd160_tv_template)
5230 }
5231 }, {
5232 .alg = "hmac(sha1)",
5233 .test = alg_test_hash,
5234 .fips_allowed = 1,
5235 .suite = {
5236 .hash = __VECS(hmac_sha1_tv_template)
5237 }
5238 }, {
5239 .alg = "hmac(sha224)",
5240 .test = alg_test_hash,
5241 .fips_allowed = 1,
5242 .suite = {
5243 .hash = __VECS(hmac_sha224_tv_template)
5244 }
5245 }, {
5246 .alg = "hmac(sha256)",
5247 .test = alg_test_hash,
5248 .fips_allowed = 1,
5249 .suite = {
5250 .hash = __VECS(hmac_sha256_tv_template)
5251 }
5252 }, {
5253 .alg = "hmac(sha3-224)",
5254 .test = alg_test_hash,
5255 .fips_allowed = 1,
5256 .suite = {
5257 .hash = __VECS(hmac_sha3_224_tv_template)
5258 }
5259 }, {
5260 .alg = "hmac(sha3-256)",
5261 .test = alg_test_hash,
5262 .fips_allowed = 1,
5263 .suite = {
5264 .hash = __VECS(hmac_sha3_256_tv_template)
5265 }
5266 }, {
5267 .alg = "hmac(sha3-384)",
5268 .test = alg_test_hash,
5269 .fips_allowed = 1,
5270 .suite = {
5271 .hash = __VECS(hmac_sha3_384_tv_template)
5272 }
5273 }, {
5274 .alg = "hmac(sha3-512)",
5275 .test = alg_test_hash,
5276 .fips_allowed = 1,
5277 .suite = {
5278 .hash = __VECS(hmac_sha3_512_tv_template)
5279 }
5280 }, {
5281 .alg = "hmac(sha384)",
5282 .test = alg_test_hash,
5283 .fips_allowed = 1,
5284 .suite = {
5285 .hash = __VECS(hmac_sha384_tv_template)
5286 }
5287 }, {
5288 .alg = "hmac(sha512)",
5289 .test = alg_test_hash,
5290 .fips_allowed = 1,
5291 .suite = {
5292 .hash = __VECS(hmac_sha512_tv_template)
5293 }
5294 }, {
5295 .alg = "hmac(sm3)",
5296 .test = alg_test_hash,
5297 .suite = {
5298 .hash = __VECS(hmac_sm3_tv_template)
5299 }
5300 }, {
5301 .alg = "hmac(streebog256)",
5302 .test = alg_test_hash,
5303 .suite = {
5304 .hash = __VECS(hmac_streebog256_tv_template)
5305 }
5306 }, {
5307 .alg = "hmac(streebog512)",
5308 .test = alg_test_hash,
5309 .suite = {
5310 .hash = __VECS(hmac_streebog512_tv_template)
5311 }
5312 }, {
5313 .alg = "jitterentropy_rng",
5314 .fips_allowed = 1,
5315 .test = alg_test_null,
5316 }, {
5317 .alg = "kw(aes)",
5318 .test = alg_test_skcipher,
5319 .fips_allowed = 1,
5320 .suite = {
5321 .cipher = __VECS(aes_kw_tv_template)
5322 }
5323 }, {
5324 .alg = "lrw(aes)",
5325 .generic_driver = "lrw(ecb(aes-generic))",
5326 .test = alg_test_skcipher,
5327 .suite = {
5328 .cipher = __VECS(aes_lrw_tv_template)
5329 }
5330 }, {
5331 .alg = "lrw(camellia)",
5332 .generic_driver = "lrw(ecb(camellia-generic))",
5333 .test = alg_test_skcipher,
5334 .suite = {
5335 .cipher = __VECS(camellia_lrw_tv_template)
5336 }
5337 }, {
5338 .alg = "lrw(cast6)",
5339 .generic_driver = "lrw(ecb(cast6-generic))",
5340 .test = alg_test_skcipher,
5341 .suite = {
5342 .cipher = __VECS(cast6_lrw_tv_template)
5343 }
5344 }, {
5345 .alg = "lrw(serpent)",
5346 .generic_driver = "lrw(ecb(serpent-generic))",
5347 .test = alg_test_skcipher,
5348 .suite = {
5349 .cipher = __VECS(serpent_lrw_tv_template)
5350 }
5351 }, {
5352 .alg = "lrw(twofish)",
5353 .generic_driver = "lrw(ecb(twofish-generic))",
5354 .test = alg_test_skcipher,
5355 .suite = {
5356 .cipher = __VECS(tf_lrw_tv_template)
5357 }
5358 }, {
5359 .alg = "lz4",
5360 .test = alg_test_comp,
5361 .fips_allowed = 1,
5362 .suite = {
5363 .comp = {
5364 .comp = __VECS(lz4_comp_tv_template),
5365 .decomp = __VECS(lz4_decomp_tv_template)
5366 }
5367 }
5368 }, {
5369 .alg = "lz4hc",
5370 .test = alg_test_comp,
5371 .fips_allowed = 1,
5372 .suite = {
5373 .comp = {
5374 .comp = __VECS(lz4hc_comp_tv_template),
5375 .decomp = __VECS(lz4hc_decomp_tv_template)
5376 }
5377 }
5378 }, {
5379 .alg = "lzo",
5380 .test = alg_test_comp,
5381 .fips_allowed = 1,
5382 .suite = {
5383 .comp = {
5384 .comp = __VECS(lzo_comp_tv_template),
5385 .decomp = __VECS(lzo_decomp_tv_template)
5386 }
5387 }
5388 }, {
5389 .alg = "lzo-rle",
5390 .test = alg_test_comp,
5391 .fips_allowed = 1,
5392 .suite = {
5393 .comp = {
5394 .comp = __VECS(lzorle_comp_tv_template),
5395 .decomp = __VECS(lzorle_decomp_tv_template)
5396 }
5397 }
5398 }, {
5399 .alg = "md4",
5400 .test = alg_test_hash,
5401 .suite = {
5402 .hash = __VECS(md4_tv_template)
5403 }
5404 }, {
5405 .alg = "md5",
5406 .test = alg_test_hash,
5407 .suite = {
5408 .hash = __VECS(md5_tv_template)
5409 }
5410 }, {
5411 .alg = "michael_mic",
5412 .test = alg_test_hash,
5413 .suite = {
5414 .hash = __VECS(michael_mic_tv_template)
5415 }
5416 }, {
5417 .alg = "nhpoly1305",
5418 .test = alg_test_hash,
5419 .suite = {
5420 .hash = __VECS(nhpoly1305_tv_template)
5421 }
5422 }, {
5423 .alg = "ofb(aes)",
5424 .test = alg_test_skcipher,
5425 .fips_allowed = 1,
5426 .suite = {
5427 .cipher = __VECS(aes_ofb_tv_template)
5428 }
5429 }, {
5430 /* Same as ofb(aes) except the key is stored in
5431 * hardware secure memory which we reference by index
5432 */
5433 .alg = "ofb(paes)",
5434 .test = alg_test_null,
5435 .fips_allowed = 1,
5436 }, {
5437 .alg = "ofb(sm4)",
5438 .test = alg_test_skcipher,
5439 .suite = {
5440 .cipher = __VECS(sm4_ofb_tv_template)
5441 }
5442 }, {
5443 .alg = "pcbc(fcrypt)",
5444 .test = alg_test_skcipher,
5445 .suite = {
5446 .cipher = __VECS(fcrypt_pcbc_tv_template)
5447 }
5448 }, {
5449 .alg = "pkcs1pad(rsa,sha224)",
5450 .test = alg_test_null,
5451 .fips_allowed = 1,
5452 }, {
5453 .alg = "pkcs1pad(rsa,sha256)",
5454 .test = alg_test_akcipher,
5455 .fips_allowed = 1,
5456 .suite = {
5457 .akcipher = __VECS(pkcs1pad_rsa_tv_template)
5458 }
5459 }, {
5460 .alg = "pkcs1pad(rsa,sha3-256)",
5461 .test = alg_test_null,
5462 .fips_allowed = 1,
5463 }, {
5464 .alg = "pkcs1pad(rsa,sha3-384)",
5465 .test = alg_test_null,
5466 .fips_allowed = 1,
5467 }, {
5468 .alg = "pkcs1pad(rsa,sha3-512)",
5469 .test = alg_test_null,
5470 .fips_allowed = 1,
5471 }, {
5472 .alg = "pkcs1pad(rsa,sha384)",
5473 .test = alg_test_null,
5474 .fips_allowed = 1,
5475 }, {
5476 .alg = "pkcs1pad(rsa,sha512)",
5477 .test = alg_test_null,
5478 .fips_allowed = 1,
5479 }, {
5480 .alg = "poly1305",
5481 .test = alg_test_hash,
5482 .suite = {
5483 .hash = __VECS(poly1305_tv_template)
5484 }
5485 }, {
5486 .alg = "polyval",
5487 .test = alg_test_hash,
5488 .suite = {
5489 .hash = __VECS(polyval_tv_template)
5490 }
5491 }, {
5492 .alg = "rfc3686(ctr(aes))",
5493 .test = alg_test_skcipher,
5494 .fips_allowed = 1,
5495 .suite = {
5496 .cipher = __VECS(aes_ctr_rfc3686_tv_template)
5497 }
5498 }, {
5499 .alg = "rfc3686(ctr(sm4))",
5500 .test = alg_test_skcipher,
5501 .suite = {
5502 .cipher = __VECS(sm4_ctr_rfc3686_tv_template)
5503 }
5504 }, {
5505 .alg = "rfc4106(gcm(aes))",
5506 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
5507 .test = alg_test_aead,
5508 .fips_allowed = 1,
5509 .suite = {
5510 .aead = {
5511 ____VECS(aes_gcm_rfc4106_tv_template),
5512 .einval_allowed = 1,
5513 .aad_iv = 1,
5514 }
5515 }
5516 }, {
5517 .alg = "rfc4309(ccm(aes))",
5518 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
5519 .test = alg_test_aead,
5520 .fips_allowed = 1,
5521 .suite = {
5522 .aead = {
5523 ____VECS(aes_ccm_rfc4309_tv_template),
5524 .einval_allowed = 1,
5525 .aad_iv = 1,
5526 }
5527 }
5528 }, {
5529 .alg = "rfc4543(gcm(aes))",
5530 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
5531 .test = alg_test_aead,
5532 .suite = {
5533 .aead = {
5534 ____VECS(aes_gcm_rfc4543_tv_template),
5535 .einval_allowed = 1,
5536 .aad_iv = 1,
5537 }
5538 }
5539 }, {
5540 .alg = "rfc7539(chacha20,poly1305)",
5541 .test = alg_test_aead,
5542 .suite = {
5543 .aead = __VECS(rfc7539_tv_template)
5544 }
5545 }, {
5546 .alg = "rfc7539esp(chacha20,poly1305)",
5547 .test = alg_test_aead,
5548 .suite = {
5549 .aead = {
5550 ____VECS(rfc7539esp_tv_template),
5551 .einval_allowed = 1,
5552 .aad_iv = 1,
5553 }
5554 }
5555 }, {
5556 .alg = "rmd160",
5557 .test = alg_test_hash,
5558 .suite = {
5559 .hash = __VECS(rmd160_tv_template)
5560 }
5561 }, {
5562 .alg = "rsa",
5563 .test = alg_test_akcipher,
5564 .fips_allowed = 1,
5565 .suite = {
5566 .akcipher = __VECS(rsa_tv_template)
5567 }
5568 }, {
5569 .alg = "sha1",
5570 .test = alg_test_hash,
5571 .fips_allowed = 1,
5572 .suite = {
5573 .hash = __VECS(sha1_tv_template)
5574 }
5575 }, {
5576 .alg = "sha224",
5577 .test = alg_test_hash,
5578 .fips_allowed = 1,
5579 .suite = {
5580 .hash = __VECS(sha224_tv_template)
5581 }
5582 }, {
5583 .alg = "sha256",
5584 .test = alg_test_hash,
5585 .fips_allowed = 1,
5586 .suite = {
5587 .hash = __VECS(sha256_tv_template)
5588 }
5589 }, {
5590 .alg = "sha3-224",
5591 .test = alg_test_hash,
5592 .fips_allowed = 1,
5593 .suite = {
5594 .hash = __VECS(sha3_224_tv_template)
5595 }
5596 }, {
5597 .alg = "sha3-256",
5598 .test = alg_test_hash,
5599 .fips_allowed = 1,
5600 .suite = {
5601 .hash = __VECS(sha3_256_tv_template)
5602 }
5603 }, {
5604 .alg = "sha3-384",
5605 .test = alg_test_hash,
5606 .fips_allowed = 1,
5607 .suite = {
5608 .hash = __VECS(sha3_384_tv_template)
5609 }
5610 }, {
5611 .alg = "sha3-512",
5612 .test = alg_test_hash,
5613 .fips_allowed = 1,
5614 .suite = {
5615 .hash = __VECS(sha3_512_tv_template)
5616 }
5617 }, {
5618 .alg = "sha384",
5619 .test = alg_test_hash,
5620 .fips_allowed = 1,
5621 .suite = {
5622 .hash = __VECS(sha384_tv_template)
5623 }
5624 }, {
5625 .alg = "sha512",
5626 .test = alg_test_hash,
5627 .fips_allowed = 1,
5628 .suite = {
5629 .hash = __VECS(sha512_tv_template)
5630 }
5631 }, {
5632 .alg = "sm2",
5633 .test = alg_test_akcipher,
5634 .suite = {
5635 .akcipher = __VECS(sm2_tv_template)
5636 }
5637 }, {
5638 .alg = "sm3",
5639 .test = alg_test_hash,
5640 .suite = {
5641 .hash = __VECS(sm3_tv_template)
5642 }
5643 }, {
5644 .alg = "streebog256",
5645 .test = alg_test_hash,
5646 .suite = {
5647 .hash = __VECS(streebog256_tv_template)
5648 }
5649 }, {
5650 .alg = "streebog512",
5651 .test = alg_test_hash,
5652 .suite = {
5653 .hash = __VECS(streebog512_tv_template)
5654 }
5655 }, {
5656 .alg = "vmac64(aes)",
5657 .test = alg_test_hash,
5658 .suite = {
5659 .hash = __VECS(vmac64_aes_tv_template)
5660 }
5661 }, {
5662 .alg = "wp256",
5663 .test = alg_test_hash,
5664 .suite = {
5665 .hash = __VECS(wp256_tv_template)
5666 }
5667 }, {
5668 .alg = "wp384",
5669 .test = alg_test_hash,
5670 .suite = {
5671 .hash = __VECS(wp384_tv_template)
5672 }
5673 }, {
5674 .alg = "wp512",
5675 .test = alg_test_hash,
5676 .suite = {
5677 .hash = __VECS(wp512_tv_template)
5678 }
5679 }, {
5680 .alg = "xcbc(aes)",
5681 .test = alg_test_hash,
5682 .suite = {
5683 .hash = __VECS(aes_xcbc128_tv_template)
5684 }
5685 }, {
5686 .alg = "xcbc(sm4)",
5687 .test = alg_test_hash,
5688 .suite = {
5689 .hash = __VECS(sm4_xcbc128_tv_template)
5690 }
5691 }, {
5692 .alg = "xchacha12",
5693 .test = alg_test_skcipher,
5694 .suite = {
5695 .cipher = __VECS(xchacha12_tv_template)
5696 },
5697 }, {
5698 .alg = "xchacha20",
5699 .test = alg_test_skcipher,
5700 .suite = {
5701 .cipher = __VECS(xchacha20_tv_template)
5702 },
5703 }, {
5704 .alg = "xctr(aes)",
5705 .test = alg_test_skcipher,
5706 .suite = {
5707 .cipher = __VECS(aes_xctr_tv_template)
5708 }
5709 }, {
5710 .alg = "xts(aes)",
5711 .generic_driver = "xts(ecb(aes-generic))",
5712 .test = alg_test_skcipher,
5713 .fips_allowed = 1,
5714 .suite = {
5715 .cipher = __VECS(aes_xts_tv_template)
5716 }
5717 }, {
5718 .alg = "xts(camellia)",
5719 .generic_driver = "xts(ecb(camellia-generic))",
5720 .test = alg_test_skcipher,
5721 .suite = {
5722 .cipher = __VECS(camellia_xts_tv_template)
5723 }
5724 }, {
5725 .alg = "xts(cast6)",
5726 .generic_driver = "xts(ecb(cast6-generic))",
5727 .test = alg_test_skcipher,
5728 .suite = {
5729 .cipher = __VECS(cast6_xts_tv_template)
5730 }
5731 }, {
5732 /* Same as xts(aes) except the key is stored in
5733 * hardware secure memory which we reference by index
5734 */
5735 .alg = "xts(paes)",
5736 .test = alg_test_null,
5737 .fips_allowed = 1,
5738 }, {
5739 .alg = "xts(serpent)",
5740 .generic_driver = "xts(ecb(serpent-generic))",
5741 .test = alg_test_skcipher,
5742 .suite = {
5743 .cipher = __VECS(serpent_xts_tv_template)
5744 }
5745 }, {
5746 .alg = "xts(sm4)",
5747 .generic_driver = "xts(ecb(sm4-generic))",
5748 .test = alg_test_skcipher,
5749 .suite = {
5750 .cipher = __VECS(sm4_xts_tv_template)
5751 }
5752 }, {
5753 .alg = "xts(twofish)",
5754 .generic_driver = "xts(ecb(twofish-generic))",
5755 .test = alg_test_skcipher,
5756 .suite = {
5757 .cipher = __VECS(tf_xts_tv_template)
5758 }
5759 }, {
5760#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5761 .alg = "xts-paes-s390",
5762 .fips_allowed = 1,
5763 .test = alg_test_skcipher,
5764 .suite = {
5765 .cipher = __VECS(aes_xts_tv_template)
5766 }
5767 }, {
5768#endif
5769 .alg = "xts4096(paes)",
5770 .test = alg_test_null,
5771 .fips_allowed = 1,
5772 }, {
5773 .alg = "xts512(paes)",
5774 .test = alg_test_null,
5775 .fips_allowed = 1,
5776 }, {
5777 .alg = "xxhash64",
5778 .test = alg_test_hash,
5779 .fips_allowed = 1,
5780 .suite = {
5781 .hash = __VECS(xxhash64_tv_template)
5782 }
5783 }, {
5784 .alg = "zstd",
5785 .test = alg_test_comp,
5786 .fips_allowed = 1,
5787 .suite = {
5788 .comp = {
5789 .comp = __VECS(zstd_comp_tv_template),
5790 .decomp = __VECS(zstd_decomp_tv_template)
5791 }
5792 }
5793 }
5794};
5795
5796static void alg_check_test_descs_order(void)
5797{
5798 int i;
5799
5800 for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5801 int diff = strcmp(alg_test_descs[i - 1].alg,
5802 alg_test_descs[i].alg);
5803
5804 if (WARN_ON(diff > 0)) {
5805 pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5806 alg_test_descs[i - 1].alg,
5807 alg_test_descs[i].alg);
5808 }
5809
5810 if (WARN_ON(diff == 0)) {
5811 pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5812 alg_test_descs[i].alg);
5813 }
5814 }
5815}
5816
5817static void alg_check_testvec_configs(void)
5818{
5819 int i;
5820
5821 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5822 WARN_ON(!valid_testvec_config(
5823 &default_cipher_testvec_configs[i]));
5824
5825 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5826 WARN_ON(!valid_testvec_config(
5827 &default_hash_testvec_configs[i]));
5828}
5829
5830static void testmgr_onetime_init(void)
5831{
5832 alg_check_test_descs_order();
5833 alg_check_testvec_configs();
5834
5835#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5836 pr_warn("alg: extra crypto tests enabled. This is intended for developer use only.\n");
5837#endif
5838}
5839
5840static int alg_find_test(const char *alg)
5841{
5842 int start = 0;
5843 int end = ARRAY_SIZE(alg_test_descs);
5844
5845 while (start < end) {
5846 int i = (start + end) / 2;
5847 int diff = strcmp(alg_test_descs[i].alg, alg);
5848
5849 if (diff > 0) {
5850 end = i;
5851 continue;
5852 }
5853
5854 if (diff < 0) {
5855 start = i + 1;
5856 continue;
5857 }
5858
5859 return i;
5860 }
5861
5862 return -1;
5863}
5864
5865static int alg_fips_disabled(const char *driver, const char *alg)
5866{
5867 pr_info("alg: %s (%s) is disabled due to FIPS\n", alg, driver);
5868
5869 return -ECANCELED;
5870}
5871
5872int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5873{
5874 int i;
5875 int j;
5876 int rc;
5877
5878 if (!fips_enabled && notests) {
5879 printk_once(KERN_INFO "alg: self-tests disabled\n");
5880 return 0;
5881 }
5882
5883 DO_ONCE(testmgr_onetime_init);
5884
5885 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5886 char nalg[CRYPTO_MAX_ALG_NAME];
5887
5888 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5889 sizeof(nalg))
5890 return -ENAMETOOLONG;
5891
5892 i = alg_find_test(nalg);
5893 if (i < 0)
5894 goto notest;
5895
5896 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5897 goto non_fips_alg;
5898
5899 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5900 goto test_done;
5901 }
5902
5903 i = alg_find_test(alg);
5904 j = alg_find_test(driver);
5905 if (i < 0 && j < 0)
5906 goto notest;
5907
5908 if (fips_enabled) {
5909 if (j >= 0 && !alg_test_descs[j].fips_allowed)
5910 return -EINVAL;
5911
5912 if (i >= 0 && !alg_test_descs[i].fips_allowed)
5913 goto non_fips_alg;
5914 }
5915
5916 rc = 0;
5917 if (i >= 0)
5918 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5919 type, mask);
5920 if (j >= 0 && j != i)
5921 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5922 type, mask);
5923
5924test_done:
5925 if (rc) {
5926 if (fips_enabled || panic_on_fail) {
5927 fips_fail_notify();
5928 panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5929 driver, alg,
5930 fips_enabled ? "fips" : "panic_on_fail");
5931 }
5932 pr_warn("alg: self-tests for %s using %s failed (rc=%d)",
5933 alg, driver, rc);
5934 WARN(rc != -ENOENT,
5935 "alg: self-tests for %s using %s failed (rc=%d)",
5936 alg, driver, rc);
5937 } else {
5938 if (fips_enabled)
5939 pr_info("alg: self-tests for %s (%s) passed\n",
5940 driver, alg);
5941 }
5942
5943 return rc;
5944
5945notest:
5946 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_LSKCIPHER) {
5947 char nalg[CRYPTO_MAX_ALG_NAME];
5948
5949 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5950 sizeof(nalg))
5951 goto notest2;
5952
5953 i = alg_find_test(nalg);
5954 if (i < 0)
5955 goto notest2;
5956
5957 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5958 goto non_fips_alg;
5959
5960 rc = alg_test_skcipher(alg_test_descs + i, driver, type, mask);
5961 goto test_done;
5962 }
5963
5964notest2:
5965 printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5966
5967 if (type & CRYPTO_ALG_FIPS_INTERNAL)
5968 return alg_fips_disabled(driver, alg);
5969
5970 return 0;
5971non_fips_alg:
5972 return alg_fips_disabled(driver, alg);
5973}
5974
5975#endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5976
5977EXPORT_SYMBOL_GPL(alg_test);
5978

source code of linux/crypto/testmgr.c