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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Algorithm testing framework and tests.
4 *
5 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
6 * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
7 * Copyright (c) 2007 Nokia Siemens Networks
8 * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
9 * Copyright (c) 2019 Google LLC
10 *
11 * Updated RFC4106 AES-GCM testing.
12 * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com)
13 * Adrian Hoban <adrian.hoban@intel.com>
14 * Gabriele Paoloni <gabriele.paoloni@intel.com>
15 * Tadeusz Struk (tadeusz.struk@intel.com)
16 * Copyright (c) 2010, Intel Corporation.
17 */
18
19#include <crypto/aead.h>
20#include <crypto/hash.h>
21#include <crypto/skcipher.h>
22#include <linux/err.h>
23#include <linux/fips.h>
24#include <linux/module.h>
25#include <linux/once.h>
26#include <linux/random.h>
27#include <linux/scatterlist.h>
28#include <linux/slab.h>
29#include <linux/string.h>
30#include <linux/uio.h>
31#include <crypto/rng.h>
32#include <crypto/drbg.h>
33#include <crypto/akcipher.h>
34#include <crypto/kpp.h>
35#include <crypto/acompress.h>
36#include <crypto/internal/cipher.h>
37#include <crypto/internal/simd.h>
38
39#include "internal.h"
40
41MODULE_IMPORT_NS(CRYPTO_INTERNAL);
42
43static bool notests;
44module_param(notests, bool, 0644);
45MODULE_PARM_DESC(notests, "disable crypto self-tests");
46
47static bool panic_on_fail;
48module_param(panic_on_fail, bool, 0444);
49
50#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
51static bool noextratests;
52module_param(noextratests, bool, 0644);
53MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests");
54
55static unsigned int fuzz_iterations = 100;
56module_param(fuzz_iterations, uint, 0644);
57MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations");
58#endif
59
60#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
61
62/* a perfect nop */
63int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
64{
65 return 0;
66}
67
68#else
69
70#include "testmgr.h"
71
72/*
73 * Need slab memory for testing (size in number of pages).
74 */
75#define XBUFSIZE 8
76
77/*
78* Used by test_cipher()
79*/
80#define ENCRYPT 1
81#define DECRYPT 0
82
83struct aead_test_suite {
84 const struct aead_testvec *vecs;
85 unsigned int count;
86
87 /*
88 * Set if trying to decrypt an inauthentic ciphertext with this
89 * algorithm might result in EINVAL rather than EBADMSG, due to other
90 * validation the algorithm does on the inputs such as length checks.
91 */
92 unsigned int einval_allowed : 1;
93
94 /*
95 * Set if this algorithm requires that the IV be located at the end of
96 * the AAD buffer, in addition to being given in the normal way. The
97 * behavior when the two IV copies differ is implementation-defined.
98 */
99 unsigned int aad_iv : 1;
100};
101
102struct cipher_test_suite {
103 const struct cipher_testvec *vecs;
104 unsigned int count;
105};
106
107struct comp_test_suite {
108 struct {
109 const struct comp_testvec *vecs;
110 unsigned int count;
111 } comp, decomp;
112};
113
114struct hash_test_suite {
115 const struct hash_testvec *vecs;
116 unsigned int count;
117};
118
119struct cprng_test_suite {
120 const struct cprng_testvec *vecs;
121 unsigned int count;
122};
123
124struct drbg_test_suite {
125 const struct drbg_testvec *vecs;
126 unsigned int count;
127};
128
129struct akcipher_test_suite {
130 const struct akcipher_testvec *vecs;
131 unsigned int count;
132};
133
134struct kpp_test_suite {
135 const struct kpp_testvec *vecs;
136 unsigned int count;
137};
138
139struct alg_test_desc {
140 const char *alg;
141 const char *generic_driver;
142 int (*test)(const struct alg_test_desc *desc, const char *driver,
143 u32 type, u32 mask);
144 int fips_allowed; /* set if alg is allowed in fips mode */
145
146 union {
147 struct aead_test_suite aead;
148 struct cipher_test_suite cipher;
149 struct comp_test_suite comp;
150 struct hash_test_suite hash;
151 struct cprng_test_suite cprng;
152 struct drbg_test_suite drbg;
153 struct akcipher_test_suite akcipher;
154 struct kpp_test_suite kpp;
155 } suite;
156};
157
158static void hexdump(unsigned char *buf, unsigned int len)
159{
160 print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
161 16, 1,
162 buf, len, false);
163}
164
165static int __testmgr_alloc_buf(char *buf[XBUFSIZE], int order)
166{
167 int i;
168
169 for (i = 0; i < XBUFSIZE; i++) {
170 buf[i] = (char *)__get_free_pages(GFP_KERNEL, order);
171 if (!buf[i])
172 goto err_free_buf;
173 }
174
175 return 0;
176
177err_free_buf:
178 while (i-- > 0)
179 free_pages((unsigned long)buf[i], order);
180
181 return -ENOMEM;
182}
183
184static int testmgr_alloc_buf(char *buf[XBUFSIZE])
185{
186 return __testmgr_alloc_buf(buf, 0);
187}
188
189static void __testmgr_free_buf(char *buf[XBUFSIZE], int order)
190{
191 int i;
192
193 for (i = 0; i < XBUFSIZE; i++)
194 free_pages((unsigned long)buf[i], order);
195}
196
197static void testmgr_free_buf(char *buf[XBUFSIZE])
198{
199 __testmgr_free_buf(buf, 0);
200}
201
202#define TESTMGR_POISON_BYTE 0xfe
203#define TESTMGR_POISON_LEN 16
204
205static inline void testmgr_poison(void *addr, size_t len)
206{
207 memset(addr, TESTMGR_POISON_BYTE, len);
208}
209
210/* Is the memory region still fully poisoned? */
211static inline bool testmgr_is_poison(const void *addr, size_t len)
212{
213 return memchr_inv(addr, TESTMGR_POISON_BYTE, len) == NULL;
214}
215
216/* flush type for hash algorithms */
217enum flush_type {
218 /* merge with update of previous buffer(s) */
219 FLUSH_TYPE_NONE = 0,
220
221 /* update with previous buffer(s) before doing this one */
222 FLUSH_TYPE_FLUSH,
223
224 /* likewise, but also export and re-import the intermediate state */
225 FLUSH_TYPE_REIMPORT,
226};
227
228/* finalization function for hash algorithms */
229enum finalization_type {
230 FINALIZATION_TYPE_FINAL, /* use final() */
231 FINALIZATION_TYPE_FINUP, /* use finup() */
232 FINALIZATION_TYPE_DIGEST, /* use digest() */
233};
234
235/*
236 * Whether the crypto operation will occur in-place, and if so whether the
237 * source and destination scatterlist pointers will coincide (req->src ==
238 * req->dst), or whether they'll merely point to two separate scatterlists
239 * (req->src != req->dst) that reference the same underlying memory.
240 *
241 * This is only relevant for algorithm types that support in-place operation.
242 */
243enum inplace_mode {
244 OUT_OF_PLACE,
245 INPLACE_ONE_SGLIST,
246 INPLACE_TWO_SGLISTS,
247};
248
249#define TEST_SG_TOTAL 10000
250
251/**
252 * struct test_sg_division - description of a scatterlist entry
253 *
254 * This struct describes one entry of a scatterlist being constructed to check a
255 * crypto test vector.
256 *
257 * @proportion_of_total: length of this chunk relative to the total length,
258 * given as a proportion out of TEST_SG_TOTAL so that it
259 * scales to fit any test vector
260 * @offset: byte offset into a 2-page buffer at which this chunk will start
261 * @offset_relative_to_alignmask: if true, add the algorithm's alignmask to the
262 * @offset
263 * @flush_type: for hashes, whether an update() should be done now vs.
264 * continuing to accumulate data
265 * @nosimd: if doing the pending update(), do it with SIMD disabled?
266 */
267struct test_sg_division {
268 unsigned int proportion_of_total;
269 unsigned int offset;
270 bool offset_relative_to_alignmask;
271 enum flush_type flush_type;
272 bool nosimd;
273};
274
275/**
276 * struct testvec_config - configuration for testing a crypto test vector
277 *
278 * This struct describes the data layout and other parameters with which each
279 * crypto test vector can be tested.
280 *
281 * @name: name of this config, logged for debugging purposes if a test fails
282 * @inplace_mode: whether and how to operate on the data in-place, if applicable
283 * @req_flags: extra request_flags, e.g. CRYPTO_TFM_REQ_MAY_SLEEP
284 * @src_divs: description of how to arrange the source scatterlist
285 * @dst_divs: description of how to arrange the dst scatterlist, if applicable
286 * for the algorithm type. Defaults to @src_divs if unset.
287 * @iv_offset: misalignment of the IV in the range [0..MAX_ALGAPI_ALIGNMASK+1],
288 * where 0 is aligned to a 2*(MAX_ALGAPI_ALIGNMASK+1) byte boundary
289 * @iv_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
290 * the @iv_offset
291 * @key_offset: misalignment of the key, where 0 is default alignment
292 * @key_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
293 * the @key_offset
294 * @finalization_type: what finalization function to use for hashes
295 * @nosimd: execute with SIMD disabled? Requires !CRYPTO_TFM_REQ_MAY_SLEEP.
296 */
297struct testvec_config {
298 const char *name;
299 enum inplace_mode inplace_mode;
300 u32 req_flags;
301 struct test_sg_division src_divs[XBUFSIZE];
302 struct test_sg_division dst_divs[XBUFSIZE];
303 unsigned int iv_offset;
304 unsigned int key_offset;
305 bool iv_offset_relative_to_alignmask;
306 bool key_offset_relative_to_alignmask;
307 enum finalization_type finalization_type;
308 bool nosimd;
309};
310
311#define TESTVEC_CONFIG_NAMELEN 192
312
313/*
314 * The following are the lists of testvec_configs to test for each algorithm
315 * type when the basic crypto self-tests are enabled, i.e. when
316 * CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is unset. They aim to provide good test
317 * coverage, while keeping the test time much shorter than the full fuzz tests
318 * so that the basic tests can be enabled in a wider range of circumstances.
319 */
320
321/* Configs for skciphers and aeads */
322static const struct testvec_config default_cipher_testvec_configs[] = {
323 {
324 .name = "in-place (one sglist)",
325 .inplace_mode = INPLACE_ONE_SGLIST,
326 .src_divs = { { .proportion_of_total = 10000 } },
327 }, {
328 .name = "in-place (two sglists)",
329 .inplace_mode = INPLACE_TWO_SGLISTS,
330 .src_divs = { { .proportion_of_total = 10000 } },
331 }, {
332 .name = "out-of-place",
333 .inplace_mode = OUT_OF_PLACE,
334 .src_divs = { { .proportion_of_total = 10000 } },
335 }, {
336 .name = "unaligned buffer, offset=1",
337 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
338 .iv_offset = 1,
339 .key_offset = 1,
340 }, {
341 .name = "buffer aligned only to alignmask",
342 .src_divs = {
343 {
344 .proportion_of_total = 10000,
345 .offset = 1,
346 .offset_relative_to_alignmask = true,
347 },
348 },
349 .iv_offset = 1,
350 .iv_offset_relative_to_alignmask = true,
351 .key_offset = 1,
352 .key_offset_relative_to_alignmask = true,
353 }, {
354 .name = "two even aligned splits",
355 .src_divs = {
356 { .proportion_of_total = 5000 },
357 { .proportion_of_total = 5000 },
358 },
359 }, {
360 .name = "one src, two even splits dst",
361 .inplace_mode = OUT_OF_PLACE,
362 .src_divs = { { .proportion_of_total = 10000 } },
363 .dst_divs = {
364 { .proportion_of_total = 5000 },
365 { .proportion_of_total = 5000 },
366 },
367 }, {
368 .name = "uneven misaligned splits, may sleep",
369 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
370 .src_divs = {
371 { .proportion_of_total = 1900, .offset = 33 },
372 { .proportion_of_total = 3300, .offset = 7 },
373 { .proportion_of_total = 4800, .offset = 18 },
374 },
375 .iv_offset = 3,
376 .key_offset = 3,
377 }, {
378 .name = "misaligned splits crossing pages, inplace",
379 .inplace_mode = INPLACE_ONE_SGLIST,
380 .src_divs = {
381 {
382 .proportion_of_total = 7500,
383 .offset = PAGE_SIZE - 32
384 }, {
385 .proportion_of_total = 2500,
386 .offset = PAGE_SIZE - 7
387 },
388 },
389 }
390};
391
392static const struct testvec_config default_hash_testvec_configs[] = {
393 {
394 .name = "init+update+final aligned buffer",
395 .src_divs = { { .proportion_of_total = 10000 } },
396 .finalization_type = FINALIZATION_TYPE_FINAL,
397 }, {
398 .name = "init+finup aligned buffer",
399 .src_divs = { { .proportion_of_total = 10000 } },
400 .finalization_type = FINALIZATION_TYPE_FINUP,
401 }, {
402 .name = "digest aligned buffer",
403 .src_divs = { { .proportion_of_total = 10000 } },
404 .finalization_type = FINALIZATION_TYPE_DIGEST,
405 }, {
406 .name = "init+update+final misaligned buffer",
407 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
408 .finalization_type = FINALIZATION_TYPE_FINAL,
409 .key_offset = 1,
410 }, {
411 .name = "digest misaligned buffer",
412 .src_divs = {
413 {
414 .proportion_of_total = 10000,
415 .offset = 1,
416 },
417 },
418 .finalization_type = FINALIZATION_TYPE_DIGEST,
419 .key_offset = 1,
420 }, {
421 .name = "init+update+update+final two even splits",
422 .src_divs = {
423 { .proportion_of_total = 5000 },
424 {
425 .proportion_of_total = 5000,
426 .flush_type = FLUSH_TYPE_FLUSH,
427 },
428 },
429 .finalization_type = FINALIZATION_TYPE_FINAL,
430 }, {
431 .name = "digest uneven misaligned splits, may sleep",
432 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
433 .src_divs = {
434 { .proportion_of_total = 1900, .offset = 33 },
435 { .proportion_of_total = 3300, .offset = 7 },
436 { .proportion_of_total = 4800, .offset = 18 },
437 },
438 .finalization_type = FINALIZATION_TYPE_DIGEST,
439 }, {
440 .name = "digest misaligned splits crossing pages",
441 .src_divs = {
442 {
443 .proportion_of_total = 7500,
444 .offset = PAGE_SIZE - 32,
445 }, {
446 .proportion_of_total = 2500,
447 .offset = PAGE_SIZE - 7,
448 },
449 },
450 .finalization_type = FINALIZATION_TYPE_DIGEST,
451 }, {
452 .name = "import/export",
453 .src_divs = {
454 {
455 .proportion_of_total = 6500,
456 .flush_type = FLUSH_TYPE_REIMPORT,
457 }, {
458 .proportion_of_total = 3500,
459 .flush_type = FLUSH_TYPE_REIMPORT,
460 },
461 },
462 .finalization_type = FINALIZATION_TYPE_FINAL,
463 }
464};
465
466static unsigned int count_test_sg_divisions(const struct test_sg_division *divs)
467{
468 unsigned int remaining = TEST_SG_TOTAL;
469 unsigned int ndivs = 0;
470
471 do {
472 remaining -= divs[ndivs++].proportion_of_total;
473 } while (remaining);
474
475 return ndivs;
476}
477
478#define SGDIVS_HAVE_FLUSHES BIT(0)
479#define SGDIVS_HAVE_NOSIMD BIT(1)
480
481static bool valid_sg_divisions(const struct test_sg_division *divs,
482 unsigned int count, int *flags_ret)
483{
484 unsigned int total = 0;
485 unsigned int i;
486
487 for (i = 0; i < count && total != TEST_SG_TOTAL; i++) {
488 if (divs[i].proportion_of_total <= 0 ||
489 divs[i].proportion_of_total > TEST_SG_TOTAL - total)
490 return false;
491 total += divs[i].proportion_of_total;
492 if (divs[i].flush_type != FLUSH_TYPE_NONE)
493 *flags_ret |= SGDIVS_HAVE_FLUSHES;
494 if (divs[i].nosimd)
495 *flags_ret |= SGDIVS_HAVE_NOSIMD;
496 }
497 return total == TEST_SG_TOTAL &&
498 memchr_inv(&divs[i], 0, (count - i) * sizeof(divs[0])) == NULL;
499}
500
501/*
502 * Check whether the given testvec_config is valid. This isn't strictly needed
503 * since every testvec_config should be valid, but check anyway so that people
504 * don't unknowingly add broken configs that don't do what they wanted.
505 */
506static bool valid_testvec_config(const struct testvec_config *cfg)
507{
508 int flags = 0;
509
510 if (cfg->name == NULL)
511 return false;
512
513 if (!valid_sg_divisions(cfg->src_divs, ARRAY_SIZE(cfg->src_divs),
514 &flags))
515 return false;
516
517 if (cfg->dst_divs[0].proportion_of_total) {
518 if (!valid_sg_divisions(cfg->dst_divs,
519 ARRAY_SIZE(cfg->dst_divs), &flags))
520 return false;
521 } else {
522 if (memchr_inv(cfg->dst_divs, 0, sizeof(cfg->dst_divs)))
523 return false;
524 /* defaults to dst_divs=src_divs */
525 }
526
527 if (cfg->iv_offset +
528 (cfg->iv_offset_relative_to_alignmask ? MAX_ALGAPI_ALIGNMASK : 0) >
529 MAX_ALGAPI_ALIGNMASK + 1)
530 return false;
531
532 if ((flags & (SGDIVS_HAVE_FLUSHES | SGDIVS_HAVE_NOSIMD)) &&
533 cfg->finalization_type == FINALIZATION_TYPE_DIGEST)
534 return false;
535
536 if ((cfg->nosimd || (flags & SGDIVS_HAVE_NOSIMD)) &&
537 (cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP))
538 return false;
539
540 return true;
541}
542
543struct test_sglist {
544 char *bufs[XBUFSIZE];
545 struct scatterlist sgl[XBUFSIZE];
546 struct scatterlist sgl_saved[XBUFSIZE];
547 struct scatterlist *sgl_ptr;
548 unsigned int nents;
549};
550
551static int init_test_sglist(struct test_sglist *tsgl)
552{
553 return __testmgr_alloc_buf(tsgl->bufs, 1 /* two pages per buffer */);
554}
555
556static void destroy_test_sglist(struct test_sglist *tsgl)
557{
558 return __testmgr_free_buf(tsgl->bufs, 1 /* two pages per buffer */);
559}
560
561/**
562 * build_test_sglist() - build a scatterlist for a crypto test
563 *
564 * @tsgl: the scatterlist to build. @tsgl->bufs[] contains an array of 2-page
565 * buffers which the scatterlist @tsgl->sgl[] will be made to point into.
566 * @divs: the layout specification on which the scatterlist will be based
567 * @alignmask: the algorithm's alignmask
568 * @total_len: the total length of the scatterlist to build in bytes
569 * @data: if non-NULL, the buffers will be filled with this data until it ends.
570 * Otherwise the buffers will be poisoned. In both cases, some bytes
571 * past the end of each buffer will be poisoned to help detect overruns.
572 * @out_divs: if non-NULL, the test_sg_division to which each scatterlist entry
573 * corresponds will be returned here. This will match @divs except
574 * that divisions resolving to a length of 0 are omitted as they are
575 * not included in the scatterlist.
576 *
577 * Return: 0 or a -errno value
578 */
579static int build_test_sglist(struct test_sglist *tsgl,
580 const struct test_sg_division *divs,
581 const unsigned int alignmask,
582 const unsigned int total_len,
583 struct iov_iter *data,
584 const struct test_sg_division *out_divs[XBUFSIZE])
585{
586 struct {
587 const struct test_sg_division *div;
588 size_t length;
589 } partitions[XBUFSIZE];
590 const unsigned int ndivs = count_test_sg_divisions(divs);
591 unsigned int len_remaining = total_len;
592 unsigned int i;
593
594 BUILD_BUG_ON(ARRAY_SIZE(partitions) != ARRAY_SIZE(tsgl->sgl));
595 if (WARN_ON(ndivs > ARRAY_SIZE(partitions)))
596 return -EINVAL;
597
598 /* Calculate the (div, length) pairs */
599 tsgl->nents = 0;
600 for (i = 0; i < ndivs; i++) {
601 unsigned int len_this_sg =
602 min(len_remaining,
603 (total_len * divs[i].proportion_of_total +
604 TEST_SG_TOTAL / 2) / TEST_SG_TOTAL);
605
606 if (len_this_sg != 0) {
607 partitions[tsgl->nents].div = &divs[i];
608 partitions[tsgl->nents].length = len_this_sg;
609 tsgl->nents++;
610 len_remaining -= len_this_sg;
611 }
612 }
613 if (tsgl->nents == 0) {
614 partitions[tsgl->nents].div = &divs[0];
615 partitions[tsgl->nents].length = 0;
616 tsgl->nents++;
617 }
618 partitions[tsgl->nents - 1].length += len_remaining;
619
620 /* Set up the sgl entries and fill the data or poison */
621 sg_init_table(tsgl->sgl, tsgl->nents);
622 for (i = 0; i < tsgl->nents; i++) {
623 unsigned int offset = partitions[i].div->offset;
624 void *addr;
625
626 if (partitions[i].div->offset_relative_to_alignmask)
627 offset += alignmask;
628
629 while (offset + partitions[i].length + TESTMGR_POISON_LEN >
630 2 * PAGE_SIZE) {
631 if (WARN_ON(offset <= 0))
632 return -EINVAL;
633 offset /= 2;
634 }
635
636 addr = &tsgl->bufs[i][offset];
637 sg_set_buf(&tsgl->sgl[i], addr, partitions[i].length);
638
639 if (out_divs)
640 out_divs[i] = partitions[i].div;
641
642 if (data) {
643 size_t copy_len, copied;
644
645 copy_len = min(partitions[i].length, data->count);
646 copied = copy_from_iter(addr, copy_len, data);
647 if (WARN_ON(copied != copy_len))
648 return -EINVAL;
649 testmgr_poison(addr + copy_len, partitions[i].length +
650 TESTMGR_POISON_LEN - copy_len);
651 } else {
652 testmgr_poison(addr, partitions[i].length +
653 TESTMGR_POISON_LEN);
654 }
655 }
656
657 sg_mark_end(&tsgl->sgl[tsgl->nents - 1]);
658 tsgl->sgl_ptr = tsgl->sgl;
659 memcpy(tsgl->sgl_saved, tsgl->sgl, tsgl->nents * sizeof(tsgl->sgl[0]));
660 return 0;
661}
662
663/*
664 * Verify that a scatterlist crypto operation produced the correct output.
665 *
666 * @tsgl: scatterlist containing the actual output
667 * @expected_output: buffer containing the expected output
668 * @len_to_check: length of @expected_output in bytes
669 * @unchecked_prefix_len: number of ignored bytes in @tsgl prior to real result
670 * @check_poison: verify that the poison bytes after each chunk are intact?
671 *
672 * Return: 0 if correct, -EINVAL if incorrect, -EOVERFLOW if buffer overrun.
673 */
674static int verify_correct_output(const struct test_sglist *tsgl,
675 const char *expected_output,
676 unsigned int len_to_check,
677 unsigned int unchecked_prefix_len,
678 bool check_poison)
679{
680 unsigned int i;
681
682 for (i = 0; i < tsgl->nents; i++) {
683 struct scatterlist *sg = &tsgl->sgl_ptr[i];
684 unsigned int len = sg->length;
685 unsigned int offset = sg->offset;
686 const char *actual_output;
687
688 if (unchecked_prefix_len) {
689 if (unchecked_prefix_len >= len) {
690 unchecked_prefix_len -= len;
691 continue;
692 }
693 offset += unchecked_prefix_len;
694 len -= unchecked_prefix_len;
695 unchecked_prefix_len = 0;
696 }
697 len = min(len, len_to_check);
698 actual_output = page_address(sg_page(sg)) + offset;
699 if (memcmp(expected_output, actual_output, len) != 0)
700 return -EINVAL;
701 if (check_poison &&
702 !testmgr_is_poison(actual_output + len, TESTMGR_POISON_LEN))
703 return -EOVERFLOW;
704 len_to_check -= len;
705 expected_output += len;
706 }
707 if (WARN_ON(len_to_check != 0))
708 return -EINVAL;
709 return 0;
710}
711
712static bool is_test_sglist_corrupted(const struct test_sglist *tsgl)
713{
714 unsigned int i;
715
716 for (i = 0; i < tsgl->nents; i++) {
717 if (tsgl->sgl[i].page_link != tsgl->sgl_saved[i].page_link)
718 return true;
719 if (tsgl->sgl[i].offset != tsgl->sgl_saved[i].offset)
720 return true;
721 if (tsgl->sgl[i].length != tsgl->sgl_saved[i].length)
722 return true;
723 }
724 return false;
725}
726
727struct cipher_test_sglists {
728 struct test_sglist src;
729 struct test_sglist dst;
730};
731
732static struct cipher_test_sglists *alloc_cipher_test_sglists(void)
733{
734 struct cipher_test_sglists *tsgls;
735
736 tsgls = kmalloc(sizeof(*tsgls), GFP_KERNEL);
737 if (!tsgls)
738 return NULL;
739
740 if (init_test_sglist(&tsgls->src) != 0)
741 goto fail_kfree;
742 if (init_test_sglist(&tsgls->dst) != 0)
743 goto fail_destroy_src;
744
745 return tsgls;
746
747fail_destroy_src:
748 destroy_test_sglist(&tsgls->src);
749fail_kfree:
750 kfree(tsgls);
751 return NULL;
752}
753
754static void free_cipher_test_sglists(struct cipher_test_sglists *tsgls)
755{
756 if (tsgls) {
757 destroy_test_sglist(&tsgls->src);
758 destroy_test_sglist(&tsgls->dst);
759 kfree(tsgls);
760 }
761}
762
763/* Build the src and dst scatterlists for an skcipher or AEAD test */
764static int build_cipher_test_sglists(struct cipher_test_sglists *tsgls,
765 const struct testvec_config *cfg,
766 unsigned int alignmask,
767 unsigned int src_total_len,
768 unsigned int dst_total_len,
769 const struct kvec *inputs,
770 unsigned int nr_inputs)
771{
772 struct iov_iter input;
773 int err;
774
775 iov_iter_kvec(&input, ITER_SOURCE, inputs, nr_inputs, src_total_len);
776 err = build_test_sglist(&tsgls->src, cfg->src_divs, alignmask,
777 cfg->inplace_mode != OUT_OF_PLACE ?
778 max(dst_total_len, src_total_len) :
779 src_total_len,
780 &input, NULL);
781 if (err)
782 return err;
783
784 /*
785 * In-place crypto operations can use the same scatterlist for both the
786 * source and destination (req->src == req->dst), or can use separate
787 * scatterlists (req->src != req->dst) which point to the same
788 * underlying memory. Make sure to test both cases.
789 */
790 if (cfg->inplace_mode == INPLACE_ONE_SGLIST) {
791 tsgls->dst.sgl_ptr = tsgls->src.sgl;
792 tsgls->dst.nents = tsgls->src.nents;
793 return 0;
794 }
795 if (cfg->inplace_mode == INPLACE_TWO_SGLISTS) {
796 /*
797 * For now we keep it simple and only test the case where the
798 * two scatterlists have identical entries, rather than
799 * different entries that split up the same memory differently.
800 */
801 memcpy(tsgls->dst.sgl, tsgls->src.sgl,
802 tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
803 memcpy(tsgls->dst.sgl_saved, tsgls->src.sgl,
804 tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
805 tsgls->dst.sgl_ptr = tsgls->dst.sgl;
806 tsgls->dst.nents = tsgls->src.nents;
807 return 0;
808 }
809 /* Out of place */
810 return build_test_sglist(&tsgls->dst,
811 cfg->dst_divs[0].proportion_of_total ?
812 cfg->dst_divs : cfg->src_divs,
813 alignmask, dst_total_len, NULL, NULL);
814}
815
816/*
817 * Support for testing passing a misaligned key to setkey():
818 *
819 * If cfg->key_offset is set, copy the key into a new buffer at that offset,
820 * optionally adding alignmask. Else, just use the key directly.
821 */
822static int prepare_keybuf(const u8 *key, unsigned int ksize,
823 const struct testvec_config *cfg,
824 unsigned int alignmask,
825 const u8 **keybuf_ret, const u8 **keyptr_ret)
826{
827 unsigned int key_offset = cfg->key_offset;
828 u8 *keybuf = NULL, *keyptr = (u8 *)key;
829
830 if (key_offset != 0) {
831 if (cfg->key_offset_relative_to_alignmask)
832 key_offset += alignmask;
833 keybuf = kmalloc(key_offset + ksize, GFP_KERNEL);
834 if (!keybuf)
835 return -ENOMEM;
836 keyptr = keybuf + key_offset;
837 memcpy(keyptr, key, ksize);
838 }
839 *keybuf_ret = keybuf;
840 *keyptr_ret = keyptr;
841 return 0;
842}
843
844/* Like setkey_f(tfm, key, ksize), but sometimes misalign the key */
845#define do_setkey(setkey_f, tfm, key, ksize, cfg, alignmask) \
846({ \
847 const u8 *keybuf, *keyptr; \
848 int err; \
849 \
850 err = prepare_keybuf((key), (ksize), (cfg), (alignmask), \
851 &keybuf, &keyptr); \
852 if (err == 0) { \
853 err = setkey_f((tfm), keyptr, (ksize)); \
854 kfree(keybuf); \
855 } \
856 err; \
857})
858
859#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
860
861/*
862 * The fuzz tests use prandom instead of the normal Linux RNG since they don't
863 * need cryptographically secure random numbers. This greatly improves the
864 * performance of these tests, especially if they are run before the Linux RNG
865 * has been initialized or if they are run on a lockdep-enabled kernel.
866 */
867
868static inline void init_rnd_state(struct rnd_state *rng)
869{
870 prandom_seed_state(rng, get_random_u64());
871}
872
873static inline u8 prandom_u8(struct rnd_state *rng)
874{
875 return prandom_u32_state(rng);
876}
877
878static inline u32 prandom_u32_below(struct rnd_state *rng, u32 ceil)
879{
880 /*
881 * This is slightly biased for non-power-of-2 values of 'ceil', but this
882 * isn't important here.
883 */
884 return prandom_u32_state(rng) % ceil;
885}
886
887static inline bool prandom_bool(struct rnd_state *rng)
888{
889 return prandom_u32_below(rng, 2);
890}
891
892static inline u32 prandom_u32_inclusive(struct rnd_state *rng,
893 u32 floor, u32 ceil)
894{
895 return floor + prandom_u32_below(rng, ceil - floor + 1);
896}
897
898/* Generate a random length in range [0, max_len], but prefer smaller values */
899static unsigned int generate_random_length(struct rnd_state *rng,
900 unsigned int max_len)
901{
902 unsigned int len = prandom_u32_below(rng, max_len + 1);
903
904 switch (prandom_u32_below(rng, 4)) {
905 case 0:
906 return len % 64;
907 case 1:
908 return len % 256;
909 case 2:
910 return len % 1024;
911 default:
912 return len;
913 }
914}
915
916/* Flip a random bit in the given nonempty data buffer */
917static void flip_random_bit(struct rnd_state *rng, u8 *buf, size_t size)
918{
919 size_t bitpos;
920
921 bitpos = prandom_u32_below(rng, size * 8);
922 buf[bitpos / 8] ^= 1 << (bitpos % 8);
923}
924
925/* Flip a random byte in the given nonempty data buffer */
926static void flip_random_byte(struct rnd_state *rng, u8 *buf, size_t size)
927{
928 buf[prandom_u32_below(rng, size)] ^= 0xff;
929}
930
931/* Sometimes make some random changes to the given nonempty data buffer */
932static void mutate_buffer(struct rnd_state *rng, u8 *buf, size_t size)
933{
934 size_t num_flips;
935 size_t i;
936
937 /* Sometimes flip some bits */
938 if (prandom_u32_below(rng, 4) == 0) {
939 num_flips = min_t(size_t, 1 << prandom_u32_below(rng, 8),
940 size * 8);
941 for (i = 0; i < num_flips; i++)
942 flip_random_bit(rng, buf, size);
943 }
944
945 /* Sometimes flip some bytes */
946 if (prandom_u32_below(rng, 4) == 0) {
947 num_flips = min_t(size_t, 1 << prandom_u32_below(rng, 8), size);
948 for (i = 0; i < num_flips; i++)
949 flip_random_byte(rng, buf, size);
950 }
951}
952
953/* Randomly generate 'count' bytes, but sometimes make them "interesting" */
954static void generate_random_bytes(struct rnd_state *rng, u8 *buf, size_t count)
955{
956 u8 b;
957 u8 increment;
958 size_t i;
959
960 if (count == 0)
961 return;
962
963 switch (prandom_u32_below(rng, 8)) { /* Choose a generation strategy */
964 case 0:
965 case 1:
966 /* All the same byte, plus optional mutations */
967 switch (prandom_u32_below(rng, 4)) {
968 case 0:
969 b = 0x00;
970 break;
971 case 1:
972 b = 0xff;
973 break;
974 default:
975 b = prandom_u8(rng);
976 break;
977 }
978 memset(buf, b, count);
979 mutate_buffer(rng, buf, count);
980 break;
981 case 2:
982 /* Ascending or descending bytes, plus optional mutations */
983 increment = prandom_u8(rng);
984 b = prandom_u8(rng);
985 for (i = 0; i < count; i++, b += increment)
986 buf[i] = b;
987 mutate_buffer(rng, buf, count);
988 break;
989 default:
990 /* Fully random bytes */
991 prandom_bytes_state(rng, buf, count);
992 }
993}
994
995static char *generate_random_sgl_divisions(struct rnd_state *rng,
996 struct test_sg_division *divs,
997 size_t max_divs, char *p, char *end,
998 bool gen_flushes, u32 req_flags)
999{
1000 struct test_sg_division *div = divs;
1001 unsigned int remaining = TEST_SG_TOTAL;
1002
1003 do {
1004 unsigned int this_len;
1005 const char *flushtype_str;
1006
1007 if (div == &divs[max_divs - 1] || prandom_bool(rng))
1008 this_len = remaining;
1009 else
1010 this_len = prandom_u32_inclusive(rng, 1, remaining);
1011 div->proportion_of_total = this_len;
1012
1013 if (prandom_u32_below(rng, 4) == 0)
1014 div->offset = prandom_u32_inclusive(rng,
1015 PAGE_SIZE - 128,
1016 PAGE_SIZE - 1);
1017 else if (prandom_bool(rng))
1018 div->offset = prandom_u32_below(rng, 32);
1019 else
1020 div->offset = prandom_u32_below(rng, PAGE_SIZE);
1021 if (prandom_u32_below(rng, 8) == 0)
1022 div->offset_relative_to_alignmask = true;
1023
1024 div->flush_type = FLUSH_TYPE_NONE;
1025 if (gen_flushes) {
1026 switch (prandom_u32_below(rng, 4)) {
1027 case 0:
1028 div->flush_type = FLUSH_TYPE_REIMPORT;
1029 break;
1030 case 1:
1031 div->flush_type = FLUSH_TYPE_FLUSH;
1032 break;
1033 }
1034 }
1035
1036 if (div->flush_type != FLUSH_TYPE_NONE &&
1037 !(req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
1038 prandom_bool(rng))
1039 div->nosimd = true;
1040
1041 switch (div->flush_type) {
1042 case FLUSH_TYPE_FLUSH:
1043 if (div->nosimd)
1044 flushtype_str = "<flush,nosimd>";
1045 else
1046 flushtype_str = "<flush>";
1047 break;
1048 case FLUSH_TYPE_REIMPORT:
1049 if (div->nosimd)
1050 flushtype_str = "<reimport,nosimd>";
1051 else
1052 flushtype_str = "<reimport>";
1053 break;
1054 default:
1055 flushtype_str = "";
1056 break;
1057 }
1058
1059 BUILD_BUG_ON(TEST_SG_TOTAL != 10000); /* for "%u.%u%%" */
1060 p += scnprintf(p, end - p, "%s%u.%u%%@%s+%u%s", flushtype_str,
1061 this_len / 100, this_len % 100,
1062 div->offset_relative_to_alignmask ?
1063 "alignmask" : "",
1064 div->offset, this_len == remaining ? "" : ", ");
1065 remaining -= this_len;
1066 div++;
1067 } while (remaining);
1068
1069 return p;
1070}
1071
1072/* Generate a random testvec_config for fuzz testing */
1073static void generate_random_testvec_config(struct rnd_state *rng,
1074 struct testvec_config *cfg,
1075 char *name, size_t max_namelen)
1076{
1077 char *p = name;
1078 char * const end = name + max_namelen;
1079
1080 memset(cfg, 0, sizeof(*cfg));
1081
1082 cfg->name = name;
1083
1084 p += scnprintf(p, end - p, "random:");
1085
1086 switch (prandom_u32_below(rng, 4)) {
1087 case 0:
1088 case 1:
1089 cfg->inplace_mode = OUT_OF_PLACE;
1090 break;
1091 case 2:
1092 cfg->inplace_mode = INPLACE_ONE_SGLIST;
1093 p += scnprintf(p, end - p, " inplace_one_sglist");
1094 break;
1095 default:
1096 cfg->inplace_mode = INPLACE_TWO_SGLISTS;
1097 p += scnprintf(p, end - p, " inplace_two_sglists");
1098 break;
1099 }
1100
1101 if (prandom_bool(rng)) {
1102 cfg->req_flags |= CRYPTO_TFM_REQ_MAY_SLEEP;
1103 p += scnprintf(p, end - p, " may_sleep");
1104 }
1105
1106 switch (prandom_u32_below(rng, 4)) {
1107 case 0:
1108 cfg->finalization_type = FINALIZATION_TYPE_FINAL;
1109 p += scnprintf(p, end - p, " use_final");
1110 break;
1111 case 1:
1112 cfg->finalization_type = FINALIZATION_TYPE_FINUP;
1113 p += scnprintf(p, end - p, " use_finup");
1114 break;
1115 default:
1116 cfg->finalization_type = FINALIZATION_TYPE_DIGEST;
1117 p += scnprintf(p, end - p, " use_digest");
1118 break;
1119 }
1120
1121 if (!(cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) && prandom_bool(rng)) {
1122 cfg->nosimd = true;
1123 p += scnprintf(p, end - p, " nosimd");
1124 }
1125
1126 p += scnprintf(p, end - p, " src_divs=[");
1127 p = generate_random_sgl_divisions(rng, cfg->src_divs,
1128 ARRAY_SIZE(cfg->src_divs), p, end,
1129 (cfg->finalization_type !=
1130 FINALIZATION_TYPE_DIGEST),
1131 cfg->req_flags);
1132 p += scnprintf(p, end - p, "]");
1133
1134 if (cfg->inplace_mode == OUT_OF_PLACE && prandom_bool(rng)) {
1135 p += scnprintf(p, end - p, " dst_divs=[");
1136 p = generate_random_sgl_divisions(rng, cfg->dst_divs,
1137 ARRAY_SIZE(cfg->dst_divs),
1138 p, end, false,
1139 cfg->req_flags);
1140 p += scnprintf(p, end - p, "]");
1141 }
1142
1143 if (prandom_bool(rng)) {
1144 cfg->iv_offset = prandom_u32_inclusive(rng, 1,
1145 MAX_ALGAPI_ALIGNMASK);
1146 p += scnprintf(p, end - p, " iv_offset=%u", cfg->iv_offset);
1147 }
1148
1149 if (prandom_bool(rng)) {
1150 cfg->key_offset = prandom_u32_inclusive(rng, 1,
1151 MAX_ALGAPI_ALIGNMASK);
1152 p += scnprintf(p, end - p, " key_offset=%u", cfg->key_offset);
1153 }
1154
1155 WARN_ON_ONCE(!valid_testvec_config(cfg));
1156}
1157
1158static void crypto_disable_simd_for_test(void)
1159{
1160 migrate_disable();
1161 __this_cpu_write(crypto_simd_disabled_for_test, true);
1162}
1163
1164static void crypto_reenable_simd_for_test(void)
1165{
1166 __this_cpu_write(crypto_simd_disabled_for_test, false);
1167 migrate_enable();
1168}
1169
1170/*
1171 * Given an algorithm name, build the name of the generic implementation of that
1172 * algorithm, assuming the usual naming convention. Specifically, this appends
1173 * "-generic" to every part of the name that is not a template name. Examples:
1174 *
1175 * aes => aes-generic
1176 * cbc(aes) => cbc(aes-generic)
1177 * cts(cbc(aes)) => cts(cbc(aes-generic))
1178 * rfc7539(chacha20,poly1305) => rfc7539(chacha20-generic,poly1305-generic)
1179 *
1180 * Return: 0 on success, or -ENAMETOOLONG if the generic name would be too long
1181 */
1182static int build_generic_driver_name(const char *algname,
1183 char driver_name[CRYPTO_MAX_ALG_NAME])
1184{
1185 const char *in = algname;
1186 char *out = driver_name;
1187 size_t len = strlen(algname);
1188
1189 if (len >= CRYPTO_MAX_ALG_NAME)
1190 goto too_long;
1191 do {
1192 const char *in_saved = in;
1193
1194 while (*in && *in != '(' && *in != ')' && *in != ',')
1195 *out++ = *in++;
1196 if (*in != '(' && in > in_saved) {
1197 len += 8;
1198 if (len >= CRYPTO_MAX_ALG_NAME)
1199 goto too_long;
1200 memcpy(out, "-generic", 8);
1201 out += 8;
1202 }
1203 } while ((*out++ = *in++) != '\0');
1204 return 0;
1205
1206too_long:
1207 pr_err("alg: generic driver name for \"%s\" would be too long\n",
1208 algname);
1209 return -ENAMETOOLONG;
1210}
1211#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1212static void crypto_disable_simd_for_test(void)
1213{
1214}
1215
1216static void crypto_reenable_simd_for_test(void)
1217{
1218}
1219#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1220
1221static int build_hash_sglist(struct test_sglist *tsgl,
1222 const struct hash_testvec *vec,
1223 const struct testvec_config *cfg,
1224 unsigned int alignmask,
1225 const struct test_sg_division *divs[XBUFSIZE])
1226{
1227 struct kvec kv;
1228 struct iov_iter input;
1229
1230 kv.iov_base = (void *)vec->plaintext;
1231 kv.iov_len = vec->psize;
1232 iov_iter_kvec(&input, ITER_SOURCE, &kv, 1, vec->psize);
1233 return build_test_sglist(tsgl, cfg->src_divs, alignmask, vec->psize,
1234 &input, divs);
1235}
1236
1237static int check_hash_result(const char *type,
1238 const u8 *result, unsigned int digestsize,
1239 const struct hash_testvec *vec,
1240 const char *vec_name,
1241 const char *driver,
1242 const struct testvec_config *cfg)
1243{
1244 if (memcmp(result, vec->digest, digestsize) != 0) {
1245 pr_err("alg: %s: %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
1246 type, driver, vec_name, cfg->name);
1247 return -EINVAL;
1248 }
1249 if (!testmgr_is_poison(&result[digestsize], TESTMGR_POISON_LEN)) {
1250 pr_err("alg: %s: %s overran result buffer on test vector %s, cfg=\"%s\"\n",
1251 type, driver, vec_name, cfg->name);
1252 return -EOVERFLOW;
1253 }
1254 return 0;
1255}
1256
1257static inline int check_shash_op(const char *op, int err,
1258 const char *driver, const char *vec_name,
1259 const struct testvec_config *cfg)
1260{
1261 if (err)
1262 pr_err("alg: shash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1263 driver, op, err, vec_name, cfg->name);
1264 return err;
1265}
1266
1267/* Test one hash test vector in one configuration, using the shash API */
1268static int test_shash_vec_cfg(const struct hash_testvec *vec,
1269 const char *vec_name,
1270 const struct testvec_config *cfg,
1271 struct shash_desc *desc,
1272 struct test_sglist *tsgl,
1273 u8 *hashstate)
1274{
1275 struct crypto_shash *tfm = desc->tfm;
1276 const unsigned int digestsize = crypto_shash_digestsize(tfm);
1277 const unsigned int statesize = crypto_shash_statesize(tfm);
1278 const char *driver = crypto_shash_driver_name(tfm);
1279 const struct test_sg_division *divs[XBUFSIZE];
1280 unsigned int i;
1281 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1282 int err;
1283
1284 /* Set the key, if specified */
1285 if (vec->ksize) {
1286 err = do_setkey(crypto_shash_setkey, tfm, vec->key, vec->ksize,
1287 cfg, 0);
1288 if (err) {
1289 if (err == vec->setkey_error)
1290 return 0;
1291 pr_err("alg: shash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1292 driver, vec_name, vec->setkey_error, err,
1293 crypto_shash_get_flags(tfm));
1294 return err;
1295 }
1296 if (vec->setkey_error) {
1297 pr_err("alg: shash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1298 driver, vec_name, vec->setkey_error);
1299 return -EINVAL;
1300 }
1301 }
1302
1303 /* Build the scatterlist for the source data */
1304 err = build_hash_sglist(tsgl, vec, cfg, 0, divs);
1305 if (err) {
1306 pr_err("alg: shash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1307 driver, vec_name, cfg->name);
1308 return err;
1309 }
1310
1311 /* Do the actual hashing */
1312
1313 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1314 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1315
1316 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1317 vec->digest_error) {
1318 /* Just using digest() */
1319 if (tsgl->nents != 1)
1320 return 0;
1321 if (cfg->nosimd)
1322 crypto_disable_simd_for_test();
1323 err = crypto_shash_digest(desc, sg_virt(&tsgl->sgl[0]),
1324 tsgl->sgl[0].length, result);
1325 if (cfg->nosimd)
1326 crypto_reenable_simd_for_test();
1327 if (err) {
1328 if (err == vec->digest_error)
1329 return 0;
1330 pr_err("alg: shash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1331 driver, vec_name, vec->digest_error, err,
1332 cfg->name);
1333 return err;
1334 }
1335 if (vec->digest_error) {
1336 pr_err("alg: shash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1337 driver, vec_name, vec->digest_error, cfg->name);
1338 return -EINVAL;
1339 }
1340 goto result_ready;
1341 }
1342
1343 /* Using init(), zero or more update(), then final() or finup() */
1344
1345 if (cfg->nosimd)
1346 crypto_disable_simd_for_test();
1347 err = crypto_shash_init(desc);
1348 if (cfg->nosimd)
1349 crypto_reenable_simd_for_test();
1350 err = check_shash_op("init", err, driver, vec_name, cfg);
1351 if (err)
1352 return err;
1353
1354 for (i = 0; i < tsgl->nents; i++) {
1355 if (i + 1 == tsgl->nents &&
1356 cfg->finalization_type == FINALIZATION_TYPE_FINUP) {
1357 if (divs[i]->nosimd)
1358 crypto_disable_simd_for_test();
1359 err = crypto_shash_finup(desc, sg_virt(&tsgl->sgl[i]),
1360 tsgl->sgl[i].length, result);
1361 if (divs[i]->nosimd)
1362 crypto_reenable_simd_for_test();
1363 err = check_shash_op("finup", err, driver, vec_name,
1364 cfg);
1365 if (err)
1366 return err;
1367 goto result_ready;
1368 }
1369 if (divs[i]->nosimd)
1370 crypto_disable_simd_for_test();
1371 err = crypto_shash_update(desc, sg_virt(&tsgl->sgl[i]),
1372 tsgl->sgl[i].length);
1373 if (divs[i]->nosimd)
1374 crypto_reenable_simd_for_test();
1375 err = check_shash_op("update", err, driver, vec_name, cfg);
1376 if (err)
1377 return err;
1378 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1379 /* Test ->export() and ->import() */
1380 testmgr_poison(hashstate + statesize,
1381 TESTMGR_POISON_LEN);
1382 err = crypto_shash_export(desc, hashstate);
1383 err = check_shash_op("export", err, driver, vec_name,
1384 cfg);
1385 if (err)
1386 return err;
1387 if (!testmgr_is_poison(hashstate + statesize,
1388 TESTMGR_POISON_LEN)) {
1389 pr_err("alg: shash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1390 driver, vec_name, cfg->name);
1391 return -EOVERFLOW;
1392 }
1393 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1394 err = crypto_shash_import(desc, hashstate);
1395 err = check_shash_op("import", err, driver, vec_name,
1396 cfg);
1397 if (err)
1398 return err;
1399 }
1400 }
1401
1402 if (cfg->nosimd)
1403 crypto_disable_simd_for_test();
1404 err = crypto_shash_final(desc, result);
1405 if (cfg->nosimd)
1406 crypto_reenable_simd_for_test();
1407 err = check_shash_op("final", err, driver, vec_name, cfg);
1408 if (err)
1409 return err;
1410result_ready:
1411 return check_hash_result("shash", result, digestsize, vec, vec_name,
1412 driver, cfg);
1413}
1414
1415static int do_ahash_op(int (*op)(struct ahash_request *req),
1416 struct ahash_request *req,
1417 struct crypto_wait *wait, bool nosimd)
1418{
1419 int err;
1420
1421 if (nosimd)
1422 crypto_disable_simd_for_test();
1423
1424 err = op(req);
1425
1426 if (nosimd)
1427 crypto_reenable_simd_for_test();
1428
1429 return crypto_wait_req(err, wait);
1430}
1431
1432static int check_nonfinal_ahash_op(const char *op, int err,
1433 u8 *result, unsigned int digestsize,
1434 const char *driver, const char *vec_name,
1435 const struct testvec_config *cfg)
1436{
1437 if (err) {
1438 pr_err("alg: ahash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1439 driver, op, err, vec_name, cfg->name);
1440 return err;
1441 }
1442 if (!testmgr_is_poison(result, digestsize)) {
1443 pr_err("alg: ahash: %s %s() used result buffer on test vector %s, cfg=\"%s\"\n",
1444 driver, op, vec_name, cfg->name);
1445 return -EINVAL;
1446 }
1447 return 0;
1448}
1449
1450/* Test one hash test vector in one configuration, using the ahash API */
1451static int test_ahash_vec_cfg(const struct hash_testvec *vec,
1452 const char *vec_name,
1453 const struct testvec_config *cfg,
1454 struct ahash_request *req,
1455 struct test_sglist *tsgl,
1456 u8 *hashstate)
1457{
1458 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1459 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1460 const unsigned int statesize = crypto_ahash_statesize(tfm);
1461 const char *driver = crypto_ahash_driver_name(tfm);
1462 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1463 const struct test_sg_division *divs[XBUFSIZE];
1464 DECLARE_CRYPTO_WAIT(wait);
1465 unsigned int i;
1466 struct scatterlist *pending_sgl;
1467 unsigned int pending_len;
1468 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1469 int err;
1470
1471 /* Set the key, if specified */
1472 if (vec->ksize) {
1473 err = do_setkey(crypto_ahash_setkey, tfm, vec->key, vec->ksize,
1474 cfg, 0);
1475 if (err) {
1476 if (err == vec->setkey_error)
1477 return 0;
1478 pr_err("alg: ahash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1479 driver, vec_name, vec->setkey_error, err,
1480 crypto_ahash_get_flags(tfm));
1481 return err;
1482 }
1483 if (vec->setkey_error) {
1484 pr_err("alg: ahash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1485 driver, vec_name, vec->setkey_error);
1486 return -EINVAL;
1487 }
1488 }
1489
1490 /* Build the scatterlist for the source data */
1491 err = build_hash_sglist(tsgl, vec, cfg, 0, divs);
1492 if (err) {
1493 pr_err("alg: ahash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1494 driver, vec_name, cfg->name);
1495 return err;
1496 }
1497
1498 /* Do the actual hashing */
1499
1500 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1501 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1502
1503 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1504 vec->digest_error) {
1505 /* Just using digest() */
1506 ahash_request_set_callback(req, req_flags, crypto_req_done,
1507 &wait);
1508 ahash_request_set_crypt(req, tsgl->sgl, result, vec->psize);
1509 err = do_ahash_op(crypto_ahash_digest, req, &wait, cfg->nosimd);
1510 if (err) {
1511 if (err == vec->digest_error)
1512 return 0;
1513 pr_err("alg: ahash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1514 driver, vec_name, vec->digest_error, err,
1515 cfg->name);
1516 return err;
1517 }
1518 if (vec->digest_error) {
1519 pr_err("alg: ahash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1520 driver, vec_name, vec->digest_error, cfg->name);
1521 return -EINVAL;
1522 }
1523 goto result_ready;
1524 }
1525
1526 /* Using init(), zero or more update(), then final() or finup() */
1527
1528 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1529 ahash_request_set_crypt(req, NULL, result, 0);
1530 err = do_ahash_op(crypto_ahash_init, req, &wait, cfg->nosimd);
1531 err = check_nonfinal_ahash_op("init", err, result, digestsize,
1532 driver, vec_name, cfg);
1533 if (err)
1534 return err;
1535
1536 pending_sgl = NULL;
1537 pending_len = 0;
1538 for (i = 0; i < tsgl->nents; i++) {
1539 if (divs[i]->flush_type != FLUSH_TYPE_NONE &&
1540 pending_sgl != NULL) {
1541 /* update() with the pending data */
1542 ahash_request_set_callback(req, req_flags,
1543 crypto_req_done, &wait);
1544 ahash_request_set_crypt(req, pending_sgl, result,
1545 pending_len);
1546 err = do_ahash_op(crypto_ahash_update, req, &wait,
1547 divs[i]->nosimd);
1548 err = check_nonfinal_ahash_op("update", err,
1549 result, digestsize,
1550 driver, vec_name, cfg);
1551 if (err)
1552 return err;
1553 pending_sgl = NULL;
1554 pending_len = 0;
1555 }
1556 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1557 /* Test ->export() and ->import() */
1558 testmgr_poison(hashstate + statesize,
1559 TESTMGR_POISON_LEN);
1560 err = crypto_ahash_export(req, hashstate);
1561 err = check_nonfinal_ahash_op("export", err,
1562 result, digestsize,
1563 driver, vec_name, cfg);
1564 if (err)
1565 return err;
1566 if (!testmgr_is_poison(hashstate + statesize,
1567 TESTMGR_POISON_LEN)) {
1568 pr_err("alg: ahash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1569 driver, vec_name, cfg->name);
1570 return -EOVERFLOW;
1571 }
1572
1573 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1574 err = crypto_ahash_import(req, hashstate);
1575 err = check_nonfinal_ahash_op("import", err,
1576 result, digestsize,
1577 driver, vec_name, cfg);
1578 if (err)
1579 return err;
1580 }
1581 if (pending_sgl == NULL)
1582 pending_sgl = &tsgl->sgl[i];
1583 pending_len += tsgl->sgl[i].length;
1584 }
1585
1586 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1587 ahash_request_set_crypt(req, pending_sgl, result, pending_len);
1588 if (cfg->finalization_type == FINALIZATION_TYPE_FINAL) {
1589 /* finish with update() and final() */
1590 err = do_ahash_op(crypto_ahash_update, req, &wait, cfg->nosimd);
1591 err = check_nonfinal_ahash_op("update", err, result, digestsize,
1592 driver, vec_name, cfg);
1593 if (err)
1594 return err;
1595 err = do_ahash_op(crypto_ahash_final, req, &wait, cfg->nosimd);
1596 if (err) {
1597 pr_err("alg: ahash: %s final() failed with err %d on test vector %s, cfg=\"%s\"\n",
1598 driver, err, vec_name, cfg->name);
1599 return err;
1600 }
1601 } else {
1602 /* finish with finup() */
1603 err = do_ahash_op(crypto_ahash_finup, req, &wait, cfg->nosimd);
1604 if (err) {
1605 pr_err("alg: ahash: %s finup() failed with err %d on test vector %s, cfg=\"%s\"\n",
1606 driver, err, vec_name, cfg->name);
1607 return err;
1608 }
1609 }
1610
1611result_ready:
1612 return check_hash_result("ahash", result, digestsize, vec, vec_name,
1613 driver, cfg);
1614}
1615
1616static int test_hash_vec_cfg(const struct hash_testvec *vec,
1617 const char *vec_name,
1618 const struct testvec_config *cfg,
1619 struct ahash_request *req,
1620 struct shash_desc *desc,
1621 struct test_sglist *tsgl,
1622 u8 *hashstate)
1623{
1624 int err;
1625
1626 /*
1627 * For algorithms implemented as "shash", most bugs will be detected by
1628 * both the shash and ahash tests. Test the shash API first so that the
1629 * failures involve less indirection, so are easier to debug.
1630 */
1631
1632 if (desc) {
1633 err = test_shash_vec_cfg(vec, vec_name, cfg, desc, tsgl,
1634 hashstate);
1635 if (err)
1636 return err;
1637 }
1638
1639 return test_ahash_vec_cfg(vec, vec_name, cfg, req, tsgl, hashstate);
1640}
1641
1642static int test_hash_vec(const struct hash_testvec *vec, unsigned int vec_num,
1643 struct ahash_request *req, struct shash_desc *desc,
1644 struct test_sglist *tsgl, u8 *hashstate)
1645{
1646 char vec_name[16];
1647 unsigned int i;
1648 int err;
1649
1650 sprintf(vec_name, "%u", vec_num);
1651
1652 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++) {
1653 err = test_hash_vec_cfg(vec, vec_name,
1654 &default_hash_testvec_configs[i],
1655 req, desc, tsgl, hashstate);
1656 if (err)
1657 return err;
1658 }
1659
1660#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1661 if (!noextratests) {
1662 struct rnd_state rng;
1663 struct testvec_config cfg;
1664 char cfgname[TESTVEC_CONFIG_NAMELEN];
1665
1666 init_rnd_state(&rng);
1667
1668 for (i = 0; i < fuzz_iterations; i++) {
1669 generate_random_testvec_config(&rng, &cfg, cfgname,
1670 sizeof(cfgname));
1671 err = test_hash_vec_cfg(vec, vec_name, &cfg,
1672 req, desc, tsgl, hashstate);
1673 if (err)
1674 return err;
1675 cond_resched();
1676 }
1677 }
1678#endif
1679 return 0;
1680}
1681
1682#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1683/*
1684 * Generate a hash test vector from the given implementation.
1685 * Assumes the buffers in 'vec' were already allocated.
1686 */
1687static void generate_random_hash_testvec(struct rnd_state *rng,
1688 struct shash_desc *desc,
1689 struct hash_testvec *vec,
1690 unsigned int maxkeysize,
1691 unsigned int maxdatasize,
1692 char *name, size_t max_namelen)
1693{
1694 /* Data */
1695 vec->psize = generate_random_length(rng, maxdatasize);
1696 generate_random_bytes(rng, (u8 *)vec->plaintext, vec->psize);
1697
1698 /*
1699 * Key: length in range [1, maxkeysize], but usually choose maxkeysize.
1700 * If algorithm is unkeyed, then maxkeysize == 0 and set ksize = 0.
1701 */
1702 vec->setkey_error = 0;
1703 vec->ksize = 0;
1704 if (maxkeysize) {
1705 vec->ksize = maxkeysize;
1706 if (prandom_u32_below(rng, 4) == 0)
1707 vec->ksize = prandom_u32_inclusive(rng, 1, maxkeysize);
1708 generate_random_bytes(rng, (u8 *)vec->key, vec->ksize);
1709
1710 vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key,
1711 vec->ksize);
1712 /* If the key couldn't be set, no need to continue to digest. */
1713 if (vec->setkey_error)
1714 goto done;
1715 }
1716
1717 /* Digest */
1718 vec->digest_error = crypto_shash_digest(desc, vec->plaintext,
1719 vec->psize, (u8 *)vec->digest);
1720done:
1721 snprintf(name, max_namelen, "\"random: psize=%u ksize=%u\"",
1722 vec->psize, vec->ksize);
1723}
1724
1725/*
1726 * Test the hash algorithm represented by @req against the corresponding generic
1727 * implementation, if one is available.
1728 */
1729static int test_hash_vs_generic_impl(const char *generic_driver,
1730 unsigned int maxkeysize,
1731 struct ahash_request *req,
1732 struct shash_desc *desc,
1733 struct test_sglist *tsgl,
1734 u8 *hashstate)
1735{
1736 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1737 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1738 const unsigned int blocksize = crypto_ahash_blocksize(tfm);
1739 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
1740 const char *algname = crypto_hash_alg_common(tfm)->base.cra_name;
1741 const char *driver = crypto_ahash_driver_name(tfm);
1742 struct rnd_state rng;
1743 char _generic_driver[CRYPTO_MAX_ALG_NAME];
1744 struct crypto_shash *generic_tfm = NULL;
1745 struct shash_desc *generic_desc = NULL;
1746 unsigned int i;
1747 struct hash_testvec vec = { 0 };
1748 char vec_name[64];
1749 struct testvec_config *cfg;
1750 char cfgname[TESTVEC_CONFIG_NAMELEN];
1751 int err;
1752
1753 if (noextratests)
1754 return 0;
1755
1756 init_rnd_state(&rng);
1757
1758 if (!generic_driver) { /* Use default naming convention? */
1759 err = build_generic_driver_name(algname, _generic_driver);
1760 if (err)
1761 return err;
1762 generic_driver = _generic_driver;
1763 }
1764
1765 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
1766 return 0;
1767
1768 generic_tfm = crypto_alloc_shash(generic_driver, 0, 0);
1769 if (IS_ERR(generic_tfm)) {
1770 err = PTR_ERR(generic_tfm);
1771 if (err == -ENOENT) {
1772 pr_warn("alg: hash: skipping comparison tests for %s because %s is unavailable\n",
1773 driver, generic_driver);
1774 return 0;
1775 }
1776 pr_err("alg: hash: error allocating %s (generic impl of %s): %d\n",
1777 generic_driver, algname, err);
1778 return err;
1779 }
1780
1781 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
1782 if (!cfg) {
1783 err = -ENOMEM;
1784 goto out;
1785 }
1786
1787 generic_desc = kzalloc(sizeof(*desc) +
1788 crypto_shash_descsize(generic_tfm), GFP_KERNEL);
1789 if (!generic_desc) {
1790 err = -ENOMEM;
1791 goto out;
1792 }
1793 generic_desc->tfm = generic_tfm;
1794
1795 /* Check the algorithm properties for consistency. */
1796
1797 if (digestsize != crypto_shash_digestsize(generic_tfm)) {
1798 pr_err("alg: hash: digestsize for %s (%u) doesn't match generic impl (%u)\n",
1799 driver, digestsize,
1800 crypto_shash_digestsize(generic_tfm));
1801 err = -EINVAL;
1802 goto out;
1803 }
1804
1805 if (blocksize != crypto_shash_blocksize(generic_tfm)) {
1806 pr_err("alg: hash: blocksize for %s (%u) doesn't match generic impl (%u)\n",
1807 driver, blocksize, crypto_shash_blocksize(generic_tfm));
1808 err = -EINVAL;
1809 goto out;
1810 }
1811
1812 /*
1813 * Now generate test vectors using the generic implementation, and test
1814 * the other implementation against them.
1815 */
1816
1817 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
1818 vec.plaintext = kmalloc(maxdatasize, GFP_KERNEL);
1819 vec.digest = kmalloc(digestsize, GFP_KERNEL);
1820 if (!vec.key || !vec.plaintext || !vec.digest) {
1821 err = -ENOMEM;
1822 goto out;
1823 }
1824
1825 for (i = 0; i < fuzz_iterations * 8; i++) {
1826 generate_random_hash_testvec(&rng, generic_desc, &vec,
1827 maxkeysize, maxdatasize,
1828 vec_name, sizeof(vec_name));
1829 generate_random_testvec_config(&rng, cfg, cfgname,
1830 sizeof(cfgname));
1831
1832 err = test_hash_vec_cfg(&vec, vec_name, cfg,
1833 req, desc, tsgl, hashstate);
1834 if (err)
1835 goto out;
1836 cond_resched();
1837 }
1838 err = 0;
1839out:
1840 kfree(cfg);
1841 kfree(vec.key);
1842 kfree(vec.plaintext);
1843 kfree(vec.digest);
1844 crypto_free_shash(generic_tfm);
1845 kfree_sensitive(generic_desc);
1846 return err;
1847}
1848#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1849static int test_hash_vs_generic_impl(const char *generic_driver,
1850 unsigned int maxkeysize,
1851 struct ahash_request *req,
1852 struct shash_desc *desc,
1853 struct test_sglist *tsgl,
1854 u8 *hashstate)
1855{
1856 return 0;
1857}
1858#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1859
1860static int alloc_shash(const char *driver, u32 type, u32 mask,
1861 struct crypto_shash **tfm_ret,
1862 struct shash_desc **desc_ret)
1863{
1864 struct crypto_shash *tfm;
1865 struct shash_desc *desc;
1866
1867 tfm = crypto_alloc_shash(driver, type, mask);
1868 if (IS_ERR(tfm)) {
1869 if (PTR_ERR(tfm) == -ENOENT) {
1870 /*
1871 * This algorithm is only available through the ahash
1872 * API, not the shash API, so skip the shash tests.
1873 */
1874 return 0;
1875 }
1876 pr_err("alg: hash: failed to allocate shash transform for %s: %ld\n",
1877 driver, PTR_ERR(tfm));
1878 return PTR_ERR(tfm);
1879 }
1880
1881 desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
1882 if (!desc) {
1883 crypto_free_shash(tfm);
1884 return -ENOMEM;
1885 }
1886 desc->tfm = tfm;
1887
1888 *tfm_ret = tfm;
1889 *desc_ret = desc;
1890 return 0;
1891}
1892
1893static int __alg_test_hash(const struct hash_testvec *vecs,
1894 unsigned int num_vecs, const char *driver,
1895 u32 type, u32 mask,
1896 const char *generic_driver, unsigned int maxkeysize)
1897{
1898 struct crypto_ahash *atfm = NULL;
1899 struct ahash_request *req = NULL;
1900 struct crypto_shash *stfm = NULL;
1901 struct shash_desc *desc = NULL;
1902 struct test_sglist *tsgl = NULL;
1903 u8 *hashstate = NULL;
1904 unsigned int statesize;
1905 unsigned int i;
1906 int err;
1907
1908 /*
1909 * Always test the ahash API. This works regardless of whether the
1910 * algorithm is implemented as ahash or shash.
1911 */
1912
1913 atfm = crypto_alloc_ahash(driver, type, mask);
1914 if (IS_ERR(atfm)) {
1915 pr_err("alg: hash: failed to allocate transform for %s: %ld\n",
1916 driver, PTR_ERR(atfm));
1917 return PTR_ERR(atfm);
1918 }
1919 driver = crypto_ahash_driver_name(atfm);
1920
1921 req = ahash_request_alloc(atfm, GFP_KERNEL);
1922 if (!req) {
1923 pr_err("alg: hash: failed to allocate request for %s\n",
1924 driver);
1925 err = -ENOMEM;
1926 goto out;
1927 }
1928
1929 /*
1930 * If available also test the shash API, to cover corner cases that may
1931 * be missed by testing the ahash API only.
1932 */
1933 err = alloc_shash(driver, type, mask, &stfm, &desc);
1934 if (err)
1935 goto out;
1936
1937 tsgl = kmalloc(sizeof(*tsgl), GFP_KERNEL);
1938 if (!tsgl || init_test_sglist(tsgl) != 0) {
1939 pr_err("alg: hash: failed to allocate test buffers for %s\n",
1940 driver);
1941 kfree(tsgl);
1942 tsgl = NULL;
1943 err = -ENOMEM;
1944 goto out;
1945 }
1946
1947 statesize = crypto_ahash_statesize(atfm);
1948 if (stfm)
1949 statesize = max(statesize, crypto_shash_statesize(stfm));
1950 hashstate = kmalloc(statesize + TESTMGR_POISON_LEN, GFP_KERNEL);
1951 if (!hashstate) {
1952 pr_err("alg: hash: failed to allocate hash state buffer for %s\n",
1953 driver);
1954 err = -ENOMEM;
1955 goto out;
1956 }
1957
1958 for (i = 0; i < num_vecs; i++) {
1959 if (fips_enabled && vecs[i].fips_skip)
1960 continue;
1961
1962 err = test_hash_vec(&vecs[i], i, req, desc, tsgl, hashstate);
1963 if (err)
1964 goto out;
1965 cond_resched();
1966 }
1967 err = test_hash_vs_generic_impl(generic_driver, maxkeysize, req,
1968 desc, tsgl, hashstate);
1969out:
1970 kfree(hashstate);
1971 if (tsgl) {
1972 destroy_test_sglist(tsgl);
1973 kfree(tsgl);
1974 }
1975 kfree(desc);
1976 crypto_free_shash(stfm);
1977 ahash_request_free(req);
1978 crypto_free_ahash(atfm);
1979 return err;
1980}
1981
1982static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
1983 u32 type, u32 mask)
1984{
1985 const struct hash_testvec *template = desc->suite.hash.vecs;
1986 unsigned int tcount = desc->suite.hash.count;
1987 unsigned int nr_unkeyed, nr_keyed;
1988 unsigned int maxkeysize = 0;
1989 int err;
1990
1991 /*
1992 * For OPTIONAL_KEY algorithms, we have to do all the unkeyed tests
1993 * first, before setting a key on the tfm. To make this easier, we
1994 * require that the unkeyed test vectors (if any) are listed first.
1995 */
1996
1997 for (nr_unkeyed = 0; nr_unkeyed < tcount; nr_unkeyed++) {
1998 if (template[nr_unkeyed].ksize)
1999 break;
2000 }
2001 for (nr_keyed = 0; nr_unkeyed + nr_keyed < tcount; nr_keyed++) {
2002 if (!template[nr_unkeyed + nr_keyed].ksize) {
2003 pr_err("alg: hash: test vectors for %s out of order, "
2004 "unkeyed ones must come first\n", desc->alg);
2005 return -EINVAL;
2006 }
2007 maxkeysize = max_t(unsigned int, maxkeysize,
2008 template[nr_unkeyed + nr_keyed].ksize);
2009 }
2010
2011 err = 0;
2012 if (nr_unkeyed) {
2013 err = __alg_test_hash(template, nr_unkeyed, driver, type, mask,
2014 desc->generic_driver, maxkeysize);
2015 template += nr_unkeyed;
2016 }
2017
2018 if (!err && nr_keyed)
2019 err = __alg_test_hash(template, nr_keyed, driver, type, mask,
2020 desc->generic_driver, maxkeysize);
2021
2022 return err;
2023}
2024
2025static int test_aead_vec_cfg(int enc, const struct aead_testvec *vec,
2026 const char *vec_name,
2027 const struct testvec_config *cfg,
2028 struct aead_request *req,
2029 struct cipher_test_sglists *tsgls)
2030{
2031 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2032 const unsigned int alignmask = crypto_aead_alignmask(tfm);
2033 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2034 const unsigned int authsize = vec->clen - vec->plen;
2035 const char *driver = crypto_aead_driver_name(tfm);
2036 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2037 const char *op = enc ? "encryption" : "decryption";
2038 DECLARE_CRYPTO_WAIT(wait);
2039 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2040 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2041 cfg->iv_offset +
2042 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2043 struct kvec input[2];
2044 int err;
2045
2046 /* Set the key */
2047 if (vec->wk)
2048 crypto_aead_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2049 else
2050 crypto_aead_clear_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2051
2052 err = do_setkey(crypto_aead_setkey, tfm, vec->key, vec->klen,
2053 cfg, alignmask);
2054 if (err && err != vec->setkey_error) {
2055 pr_err("alg: aead: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2056 driver, vec_name, vec->setkey_error, err,
2057 crypto_aead_get_flags(tfm));
2058 return err;
2059 }
2060 if (!err && vec->setkey_error) {
2061 pr_err("alg: aead: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2062 driver, vec_name, vec->setkey_error);
2063 return -EINVAL;
2064 }
2065
2066 /* Set the authentication tag size */
2067 err = crypto_aead_setauthsize(tfm, authsize);
2068 if (err && err != vec->setauthsize_error) {
2069 pr_err("alg: aead: %s setauthsize failed on test vector %s; expected_error=%d, actual_error=%d\n",
2070 driver, vec_name, vec->setauthsize_error, err);
2071 return err;
2072 }
2073 if (!err && vec->setauthsize_error) {
2074 pr_err("alg: aead: %s setauthsize unexpectedly succeeded on test vector %s; expected_error=%d\n",
2075 driver, vec_name, vec->setauthsize_error);
2076 return -EINVAL;
2077 }
2078
2079 if (vec->setkey_error || vec->setauthsize_error)
2080 return 0;
2081
2082 /* The IV must be copied to a buffer, as the algorithm may modify it */
2083 if (WARN_ON(ivsize > MAX_IVLEN))
2084 return -EINVAL;
2085 if (vec->iv)
2086 memcpy(iv, vec->iv, ivsize);
2087 else
2088 memset(iv, 0, ivsize);
2089
2090 /* Build the src/dst scatterlists */
2091 input[0].iov_base = (void *)vec->assoc;
2092 input[0].iov_len = vec->alen;
2093 input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2094 input[1].iov_len = enc ? vec->plen : vec->clen;
2095 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2096 vec->alen + (enc ? vec->plen :
2097 vec->clen),
2098 vec->alen + (enc ? vec->clen :
2099 vec->plen),
2100 input, 2);
2101 if (err) {
2102 pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2103 driver, op, vec_name, cfg->name);
2104 return err;
2105 }
2106
2107 /* Do the actual encryption or decryption */
2108 testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
2109 aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
2110 aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2111 enc ? vec->plen : vec->clen, iv);
2112 aead_request_set_ad(req, vec->alen);
2113 if (cfg->nosimd)
2114 crypto_disable_simd_for_test();
2115 err = enc ? crypto_aead_encrypt(req) : crypto_aead_decrypt(req);
2116 if (cfg->nosimd)
2117 crypto_reenable_simd_for_test();
2118 err = crypto_wait_req(err, &wait);
2119
2120 /* Check that the algorithm didn't overwrite things it shouldn't have */
2121 if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
2122 req->assoclen != vec->alen ||
2123 req->iv != iv ||
2124 req->src != tsgls->src.sgl_ptr ||
2125 req->dst != tsgls->dst.sgl_ptr ||
2126 crypto_aead_reqtfm(req) != tfm ||
2127 req->base.complete != crypto_req_done ||
2128 req->base.flags != req_flags ||
2129 req->base.data != &wait) {
2130 pr_err("alg: aead: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2131 driver, op, vec_name, cfg->name);
2132 if (req->cryptlen != (enc ? vec->plen : vec->clen))
2133 pr_err("alg: aead: changed 'req->cryptlen'\n");
2134 if (req->assoclen != vec->alen)
2135 pr_err("alg: aead: changed 'req->assoclen'\n");
2136 if (req->iv != iv)
2137 pr_err("alg: aead: changed 'req->iv'\n");
2138 if (req->src != tsgls->src.sgl_ptr)
2139 pr_err("alg: aead: changed 'req->src'\n");
2140 if (req->dst != tsgls->dst.sgl_ptr)
2141 pr_err("alg: aead: changed 'req->dst'\n");
2142 if (crypto_aead_reqtfm(req) != tfm)
2143 pr_err("alg: aead: changed 'req->base.tfm'\n");
2144 if (req->base.complete != crypto_req_done)
2145 pr_err("alg: aead: changed 'req->base.complete'\n");
2146 if (req->base.flags != req_flags)
2147 pr_err("alg: aead: changed 'req->base.flags'\n");
2148 if (req->base.data != &wait)
2149 pr_err("alg: aead: changed 'req->base.data'\n");
2150 return -EINVAL;
2151 }
2152 if (is_test_sglist_corrupted(&tsgls->src)) {
2153 pr_err("alg: aead: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2154 driver, op, vec_name, cfg->name);
2155 return -EINVAL;
2156 }
2157 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2158 is_test_sglist_corrupted(&tsgls->dst)) {
2159 pr_err("alg: aead: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2160 driver, op, vec_name, cfg->name);
2161 return -EINVAL;
2162 }
2163
2164 /* Check for unexpected success or failure, or wrong error code */
2165 if ((err == 0 && vec->novrfy) ||
2166 (err != vec->crypt_error && !(err == -EBADMSG && vec->novrfy))) {
2167 char expected_error[32];
2168
2169 if (vec->novrfy &&
2170 vec->crypt_error != 0 && vec->crypt_error != -EBADMSG)
2171 sprintf(expected_error, "-EBADMSG or %d",
2172 vec->crypt_error);
2173 else if (vec->novrfy)
2174 sprintf(expected_error, "-EBADMSG");
2175 else
2176 sprintf(expected_error, "%d", vec->crypt_error);
2177 if (err) {
2178 pr_err("alg: aead: %s %s failed on test vector %s; expected_error=%s, actual_error=%d, cfg=\"%s\"\n",
2179 driver, op, vec_name, expected_error, err,
2180 cfg->name);
2181 return err;
2182 }
2183 pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %s; expected_error=%s, cfg=\"%s\"\n",
2184 driver, op, vec_name, expected_error, cfg->name);
2185 return -EINVAL;
2186 }
2187 if (err) /* Expectedly failed. */
2188 return 0;
2189
2190 /* Check for the correct output (ciphertext or plaintext) */
2191 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2192 enc ? vec->clen : vec->plen,
2193 vec->alen,
2194 enc || cfg->inplace_mode == OUT_OF_PLACE);
2195 if (err == -EOVERFLOW) {
2196 pr_err("alg: aead: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2197 driver, op, vec_name, cfg->name);
2198 return err;
2199 }
2200 if (err) {
2201 pr_err("alg: aead: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2202 driver, op, vec_name, cfg->name);
2203 return err;
2204 }
2205
2206 return 0;
2207}
2208
2209static int test_aead_vec(int enc, const struct aead_testvec *vec,
2210 unsigned int vec_num, struct aead_request *req,
2211 struct cipher_test_sglists *tsgls)
2212{
2213 char vec_name[16];
2214 unsigned int i;
2215 int err;
2216
2217 if (enc && vec->novrfy)
2218 return 0;
2219
2220 sprintf(vec_name, "%u", vec_num);
2221
2222 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2223 err = test_aead_vec_cfg(enc, vec, vec_name,
2224 &default_cipher_testvec_configs[i],
2225 req, tsgls);
2226 if (err)
2227 return err;
2228 }
2229
2230#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2231 if (!noextratests) {
2232 struct rnd_state rng;
2233 struct testvec_config cfg;
2234 char cfgname[TESTVEC_CONFIG_NAMELEN];
2235
2236 init_rnd_state(&rng);
2237
2238 for (i = 0; i < fuzz_iterations; i++) {
2239 generate_random_testvec_config(&rng, &cfg, cfgname,
2240 sizeof(cfgname));
2241 err = test_aead_vec_cfg(enc, vec, vec_name,
2242 &cfg, req, tsgls);
2243 if (err)
2244 return err;
2245 cond_resched();
2246 }
2247 }
2248#endif
2249 return 0;
2250}
2251
2252#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2253
2254struct aead_extra_tests_ctx {
2255 struct rnd_state rng;
2256 struct aead_request *req;
2257 struct crypto_aead *tfm;
2258 const struct alg_test_desc *test_desc;
2259 struct cipher_test_sglists *tsgls;
2260 unsigned int maxdatasize;
2261 unsigned int maxkeysize;
2262
2263 struct aead_testvec vec;
2264 char vec_name[64];
2265 char cfgname[TESTVEC_CONFIG_NAMELEN];
2266 struct testvec_config cfg;
2267};
2268
2269/*
2270 * Make at least one random change to a (ciphertext, AAD) pair. "Ciphertext"
2271 * here means the full ciphertext including the authentication tag. The
2272 * authentication tag (and hence also the ciphertext) is assumed to be nonempty.
2273 */
2274static void mutate_aead_message(struct rnd_state *rng,
2275 struct aead_testvec *vec, bool aad_iv,
2276 unsigned int ivsize)
2277{
2278 const unsigned int aad_tail_size = aad_iv ? ivsize : 0;
2279 const unsigned int authsize = vec->clen - vec->plen;
2280
2281 if (prandom_bool(rng) && vec->alen > aad_tail_size) {
2282 /* Mutate the AAD */
2283 flip_random_bit(rng, (u8 *)vec->assoc,
2284 vec->alen - aad_tail_size);
2285 if (prandom_bool(rng))
2286 return;
2287 }
2288 if (prandom_bool(rng)) {
2289 /* Mutate auth tag (assuming it's at the end of ciphertext) */
2290 flip_random_bit(rng, (u8 *)vec->ctext + vec->plen, authsize);
2291 } else {
2292 /* Mutate any part of the ciphertext */
2293 flip_random_bit(rng, (u8 *)vec->ctext, vec->clen);
2294 }
2295}
2296
2297/*
2298 * Minimum authentication tag size in bytes at which we assume that we can
2299 * reliably generate inauthentic messages, i.e. not generate an authentic
2300 * message by chance.
2301 */
2302#define MIN_COLLISION_FREE_AUTHSIZE 8
2303
2304static void generate_aead_message(struct rnd_state *rng,
2305 struct aead_request *req,
2306 const struct aead_test_suite *suite,
2307 struct aead_testvec *vec,
2308 bool prefer_inauthentic)
2309{
2310 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2311 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2312 const unsigned int authsize = vec->clen - vec->plen;
2313 const bool inauthentic = (authsize >= MIN_COLLISION_FREE_AUTHSIZE) &&
2314 (prefer_inauthentic ||
2315 prandom_u32_below(rng, 4) == 0);
2316
2317 /* Generate the AAD. */
2318 generate_random_bytes(rng, (u8 *)vec->assoc, vec->alen);
2319 if (suite->aad_iv && vec->alen >= ivsize)
2320 /* Avoid implementation-defined behavior. */
2321 memcpy((u8 *)vec->assoc + vec->alen - ivsize, vec->iv, ivsize);
2322
2323 if (inauthentic && prandom_bool(rng)) {
2324 /* Generate a random ciphertext. */
2325 generate_random_bytes(rng, (u8 *)vec->ctext, vec->clen);
2326 } else {
2327 int i = 0;
2328 struct scatterlist src[2], dst;
2329 u8 iv[MAX_IVLEN];
2330 DECLARE_CRYPTO_WAIT(wait);
2331
2332 /* Generate a random plaintext and encrypt it. */
2333 sg_init_table(src, 2);
2334 if (vec->alen)
2335 sg_set_buf(&src[i++], vec->assoc, vec->alen);
2336 if (vec->plen) {
2337 generate_random_bytes(rng, (u8 *)vec->ptext, vec->plen);
2338 sg_set_buf(&src[i++], vec->ptext, vec->plen);
2339 }
2340 sg_init_one(&dst, vec->ctext, vec->alen + vec->clen);
2341 memcpy(iv, vec->iv, ivsize);
2342 aead_request_set_callback(req, 0, crypto_req_done, &wait);
2343 aead_request_set_crypt(req, src, &dst, vec->plen, iv);
2344 aead_request_set_ad(req, vec->alen);
2345 vec->crypt_error = crypto_wait_req(crypto_aead_encrypt(req),
2346 &wait);
2347 /* If encryption failed, we're done. */
2348 if (vec->crypt_error != 0)
2349 return;
2350 memmove((u8 *)vec->ctext, vec->ctext + vec->alen, vec->clen);
2351 if (!inauthentic)
2352 return;
2353 /*
2354 * Mutate the authentic (ciphertext, AAD) pair to get an
2355 * inauthentic one.
2356 */
2357 mutate_aead_message(rng, vec, suite->aad_iv, ivsize);
2358 }
2359 vec->novrfy = 1;
2360 if (suite->einval_allowed)
2361 vec->crypt_error = -EINVAL;
2362}
2363
2364/*
2365 * Generate an AEAD test vector 'vec' using the implementation specified by
2366 * 'req'. The buffers in 'vec' must already be allocated.
2367 *
2368 * If 'prefer_inauthentic' is true, then this function will generate inauthentic
2369 * test vectors (i.e. vectors with 'vec->novrfy=1') more often.
2370 */
2371static void generate_random_aead_testvec(struct rnd_state *rng,
2372 struct aead_request *req,
2373 struct aead_testvec *vec,
2374 const struct aead_test_suite *suite,
2375 unsigned int maxkeysize,
2376 unsigned int maxdatasize,
2377 char *name, size_t max_namelen,
2378 bool prefer_inauthentic)
2379{
2380 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2381 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2382 const unsigned int maxauthsize = crypto_aead_maxauthsize(tfm);
2383 unsigned int authsize;
2384 unsigned int total_len;
2385
2386 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2387 vec->klen = maxkeysize;
2388 if (prandom_u32_below(rng, 4) == 0)
2389 vec->klen = prandom_u32_below(rng, maxkeysize + 1);
2390 generate_random_bytes(rng, (u8 *)vec->key, vec->klen);
2391 vec->setkey_error = crypto_aead_setkey(tfm, vec->key, vec->klen);
2392
2393 /* IV */
2394 generate_random_bytes(rng, (u8 *)vec->iv, ivsize);
2395
2396 /* Tag length: in [0, maxauthsize], but usually choose maxauthsize */
2397 authsize = maxauthsize;
2398 if (prandom_u32_below(rng, 4) == 0)
2399 authsize = prandom_u32_below(rng, maxauthsize + 1);
2400 if (prefer_inauthentic && authsize < MIN_COLLISION_FREE_AUTHSIZE)
2401 authsize = MIN_COLLISION_FREE_AUTHSIZE;
2402 if (WARN_ON(authsize > maxdatasize))
2403 authsize = maxdatasize;
2404 maxdatasize -= authsize;
2405 vec->setauthsize_error = crypto_aead_setauthsize(tfm, authsize);
2406
2407 /* AAD, plaintext, and ciphertext lengths */
2408 total_len = generate_random_length(rng, maxdatasize);
2409 if (prandom_u32_below(rng, 4) == 0)
2410 vec->alen = 0;
2411 else
2412 vec->alen = generate_random_length(rng, total_len);
2413 vec->plen = total_len - vec->alen;
2414 vec->clen = vec->plen + authsize;
2415
2416 /*
2417 * Generate the AAD, plaintext, and ciphertext. Not applicable if the
2418 * key or the authentication tag size couldn't be set.
2419 */
2420 vec->novrfy = 0;
2421 vec->crypt_error = 0;
2422 if (vec->setkey_error == 0 && vec->setauthsize_error == 0)
2423 generate_aead_message(rng, req, suite, vec, prefer_inauthentic);
2424 snprintf(name, max_namelen,
2425 "\"random: alen=%u plen=%u authsize=%u klen=%u novrfy=%d\"",
2426 vec->alen, vec->plen, authsize, vec->klen, vec->novrfy);
2427}
2428
2429static void try_to_generate_inauthentic_testvec(
2430 struct aead_extra_tests_ctx *ctx)
2431{
2432 int i;
2433
2434 for (i = 0; i < 10; i++) {
2435 generate_random_aead_testvec(&ctx->rng, ctx->req, &ctx->vec,
2436 &ctx->test_desc->suite.aead,
2437 ctx->maxkeysize, ctx->maxdatasize,
2438 ctx->vec_name,
2439 sizeof(ctx->vec_name), true);
2440 if (ctx->vec.novrfy)
2441 return;
2442 }
2443}
2444
2445/*
2446 * Generate inauthentic test vectors (i.e. ciphertext, AAD pairs that aren't the
2447 * result of an encryption with the key) and verify that decryption fails.
2448 */
2449static int test_aead_inauthentic_inputs(struct aead_extra_tests_ctx *ctx)
2450{
2451 unsigned int i;
2452 int err;
2453
2454 for (i = 0; i < fuzz_iterations * 8; i++) {
2455 /*
2456 * Since this part of the tests isn't comparing the
2457 * implementation to another, there's no point in testing any
2458 * test vectors other than inauthentic ones (vec.novrfy=1) here.
2459 *
2460 * If we're having trouble generating such a test vector, e.g.
2461 * if the algorithm keeps rejecting the generated keys, don't
2462 * retry forever; just continue on.
2463 */
2464 try_to_generate_inauthentic_testvec(ctx);
2465 if (ctx->vec.novrfy) {
2466 generate_random_testvec_config(&ctx->rng, &ctx->cfg,
2467 ctx->cfgname,
2468 sizeof(ctx->cfgname));
2469 err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2470 ctx->vec_name, &ctx->cfg,
2471 ctx->req, ctx->tsgls);
2472 if (err)
2473 return err;
2474 }
2475 cond_resched();
2476 }
2477 return 0;
2478}
2479
2480/*
2481 * Test the AEAD algorithm against the corresponding generic implementation, if
2482 * one is available.
2483 */
2484static int test_aead_vs_generic_impl(struct aead_extra_tests_ctx *ctx)
2485{
2486 struct crypto_aead *tfm = ctx->tfm;
2487 const char *algname = crypto_aead_alg(tfm)->base.cra_name;
2488 const char *driver = crypto_aead_driver_name(tfm);
2489 const char *generic_driver = ctx->test_desc->generic_driver;
2490 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2491 struct crypto_aead *generic_tfm = NULL;
2492 struct aead_request *generic_req = NULL;
2493 unsigned int i;
2494 int err;
2495
2496 if (!generic_driver) { /* Use default naming convention? */
2497 err = build_generic_driver_name(algname, _generic_driver);
2498 if (err)
2499 return err;
2500 generic_driver = _generic_driver;
2501 }
2502
2503 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2504 return 0;
2505
2506 generic_tfm = crypto_alloc_aead(generic_driver, 0, 0);
2507 if (IS_ERR(generic_tfm)) {
2508 err = PTR_ERR(generic_tfm);
2509 if (err == -ENOENT) {
2510 pr_warn("alg: aead: skipping comparison tests for %s because %s is unavailable\n",
2511 driver, generic_driver);
2512 return 0;
2513 }
2514 pr_err("alg: aead: error allocating %s (generic impl of %s): %d\n",
2515 generic_driver, algname, err);
2516 return err;
2517 }
2518
2519 generic_req = aead_request_alloc(generic_tfm, GFP_KERNEL);
2520 if (!generic_req) {
2521 err = -ENOMEM;
2522 goto out;
2523 }
2524
2525 /* Check the algorithm properties for consistency. */
2526
2527 if (crypto_aead_maxauthsize(tfm) !=
2528 crypto_aead_maxauthsize(generic_tfm)) {
2529 pr_err("alg: aead: maxauthsize for %s (%u) doesn't match generic impl (%u)\n",
2530 driver, crypto_aead_maxauthsize(tfm),
2531 crypto_aead_maxauthsize(generic_tfm));
2532 err = -EINVAL;
2533 goto out;
2534 }
2535
2536 if (crypto_aead_ivsize(tfm) != crypto_aead_ivsize(generic_tfm)) {
2537 pr_err("alg: aead: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2538 driver, crypto_aead_ivsize(tfm),
2539 crypto_aead_ivsize(generic_tfm));
2540 err = -EINVAL;
2541 goto out;
2542 }
2543
2544 if (crypto_aead_blocksize(tfm) != crypto_aead_blocksize(generic_tfm)) {
2545 pr_err("alg: aead: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2546 driver, crypto_aead_blocksize(tfm),
2547 crypto_aead_blocksize(generic_tfm));
2548 err = -EINVAL;
2549 goto out;
2550 }
2551
2552 /*
2553 * Now generate test vectors using the generic implementation, and test
2554 * the other implementation against them.
2555 */
2556 for (i = 0; i < fuzz_iterations * 8; i++) {
2557 generate_random_aead_testvec(&ctx->rng, generic_req, &ctx->vec,
2558 &ctx->test_desc->suite.aead,
2559 ctx->maxkeysize, ctx->maxdatasize,
2560 ctx->vec_name,
2561 sizeof(ctx->vec_name), false);
2562 generate_random_testvec_config(&ctx->rng, &ctx->cfg,
2563 ctx->cfgname,
2564 sizeof(ctx->cfgname));
2565 if (!ctx->vec.novrfy) {
2566 err = test_aead_vec_cfg(ENCRYPT, &ctx->vec,
2567 ctx->vec_name, &ctx->cfg,
2568 ctx->req, ctx->tsgls);
2569 if (err)
2570 goto out;
2571 }
2572 if (ctx->vec.crypt_error == 0 || ctx->vec.novrfy) {
2573 err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2574 ctx->vec_name, &ctx->cfg,
2575 ctx->req, ctx->tsgls);
2576 if (err)
2577 goto out;
2578 }
2579 cond_resched();
2580 }
2581 err = 0;
2582out:
2583 crypto_free_aead(generic_tfm);
2584 aead_request_free(generic_req);
2585 return err;
2586}
2587
2588static int test_aead_extra(const struct alg_test_desc *test_desc,
2589 struct aead_request *req,
2590 struct cipher_test_sglists *tsgls)
2591{
2592 struct aead_extra_tests_ctx *ctx;
2593 unsigned int i;
2594 int err;
2595
2596 if (noextratests)
2597 return 0;
2598
2599 ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
2600 if (!ctx)
2601 return -ENOMEM;
2602 init_rnd_state(&ctx->rng);
2603 ctx->req = req;
2604 ctx->tfm = crypto_aead_reqtfm(req);
2605 ctx->test_desc = test_desc;
2606 ctx->tsgls = tsgls;
2607 ctx->maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2608 ctx->maxkeysize = 0;
2609 for (i = 0; i < test_desc->suite.aead.count; i++)
2610 ctx->maxkeysize = max_t(unsigned int, ctx->maxkeysize,
2611 test_desc->suite.aead.vecs[i].klen);
2612
2613 ctx->vec.key = kmalloc(ctx->maxkeysize, GFP_KERNEL);
2614 ctx->vec.iv = kmalloc(crypto_aead_ivsize(ctx->tfm), GFP_KERNEL);
2615 ctx->vec.assoc = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2616 ctx->vec.ptext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2617 ctx->vec.ctext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2618 if (!ctx->vec.key || !ctx->vec.iv || !ctx->vec.assoc ||
2619 !ctx->vec.ptext || !ctx->vec.ctext) {
2620 err = -ENOMEM;
2621 goto out;
2622 }
2623
2624 err = test_aead_vs_generic_impl(ctx);
2625 if (err)
2626 goto out;
2627
2628 err = test_aead_inauthentic_inputs(ctx);
2629out:
2630 kfree(ctx->vec.key);
2631 kfree(ctx->vec.iv);
2632 kfree(ctx->vec.assoc);
2633 kfree(ctx->vec.ptext);
2634 kfree(ctx->vec.ctext);
2635 kfree(ctx);
2636 return err;
2637}
2638#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2639static int test_aead_extra(const struct alg_test_desc *test_desc,
2640 struct aead_request *req,
2641 struct cipher_test_sglists *tsgls)
2642{
2643 return 0;
2644}
2645#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2646
2647static int test_aead(int enc, const struct aead_test_suite *suite,
2648 struct aead_request *req,
2649 struct cipher_test_sglists *tsgls)
2650{
2651 unsigned int i;
2652 int err;
2653
2654 for (i = 0; i < suite->count; i++) {
2655 err = test_aead_vec(enc, &suite->vecs[i], i, req, tsgls);
2656 if (err)
2657 return err;
2658 cond_resched();
2659 }
2660 return 0;
2661}
2662
2663static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
2664 u32 type, u32 mask)
2665{
2666 const struct aead_test_suite *suite = &desc->suite.aead;
2667 struct crypto_aead *tfm;
2668 struct aead_request *req = NULL;
2669 struct cipher_test_sglists *tsgls = NULL;
2670 int err;
2671
2672 if (suite->count <= 0) {
2673 pr_err("alg: aead: empty test suite for %s\n", driver);
2674 return -EINVAL;
2675 }
2676
2677 tfm = crypto_alloc_aead(driver, type, mask);
2678 if (IS_ERR(tfm)) {
2679 pr_err("alg: aead: failed to allocate transform for %s: %ld\n",
2680 driver, PTR_ERR(tfm));
2681 return PTR_ERR(tfm);
2682 }
2683 driver = crypto_aead_driver_name(tfm);
2684
2685 req = aead_request_alloc(tfm, GFP_KERNEL);
2686 if (!req) {
2687 pr_err("alg: aead: failed to allocate request for %s\n",
2688 driver);
2689 err = -ENOMEM;
2690 goto out;
2691 }
2692
2693 tsgls = alloc_cipher_test_sglists();
2694 if (!tsgls) {
2695 pr_err("alg: aead: failed to allocate test buffers for %s\n",
2696 driver);
2697 err = -ENOMEM;
2698 goto out;
2699 }
2700
2701 err = test_aead(ENCRYPT, suite, req, tsgls);
2702 if (err)
2703 goto out;
2704
2705 err = test_aead(DECRYPT, suite, req, tsgls);
2706 if (err)
2707 goto out;
2708
2709 err = test_aead_extra(desc, req, tsgls);
2710out:
2711 free_cipher_test_sglists(tsgls);
2712 aead_request_free(req);
2713 crypto_free_aead(tfm);
2714 return err;
2715}
2716
2717static int test_cipher(struct crypto_cipher *tfm, int enc,
2718 const struct cipher_testvec *template,
2719 unsigned int tcount)
2720{
2721 const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
2722 unsigned int i, j, k;
2723 char *q;
2724 const char *e;
2725 const char *input, *result;
2726 void *data;
2727 char *xbuf[XBUFSIZE];
2728 int ret = -ENOMEM;
2729
2730 if (testmgr_alloc_buf(xbuf))
2731 goto out_nobuf;
2732
2733 if (enc == ENCRYPT)
2734 e = "encryption";
2735 else
2736 e = "decryption";
2737
2738 j = 0;
2739 for (i = 0; i < tcount; i++) {
2740
2741 if (fips_enabled && template[i].fips_skip)
2742 continue;
2743
2744 input = enc ? template[i].ptext : template[i].ctext;
2745 result = enc ? template[i].ctext : template[i].ptext;
2746 j++;
2747
2748 ret = -EINVAL;
2749 if (WARN_ON(template[i].len > PAGE_SIZE))
2750 goto out;
2751
2752 data = xbuf[0];
2753 memcpy(data, input, template[i].len);
2754
2755 crypto_cipher_clear_flags(tfm, ~0);
2756 if (template[i].wk)
2757 crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2758
2759 ret = crypto_cipher_setkey(tfm, template[i].key,
2760 template[i].klen);
2761 if (ret) {
2762 if (ret == template[i].setkey_error)
2763 continue;
2764 pr_err("alg: cipher: %s setkey failed on test vector %u; expected_error=%d, actual_error=%d, flags=%#x\n",
2765 algo, j, template[i].setkey_error, ret,
2766 crypto_cipher_get_flags(tfm));
2767 goto out;
2768 }
2769 if (template[i].setkey_error) {
2770 pr_err("alg: cipher: %s setkey unexpectedly succeeded on test vector %u; expected_error=%d\n",
2771 algo, j, template[i].setkey_error);
2772 ret = -EINVAL;
2773 goto out;
2774 }
2775
2776 for (k = 0; k < template[i].len;
2777 k += crypto_cipher_blocksize(tfm)) {
2778 if (enc)
2779 crypto_cipher_encrypt_one(tfm, data + k,
2780 data + k);
2781 else
2782 crypto_cipher_decrypt_one(tfm, data + k,
2783 data + k);
2784 }
2785
2786 q = data;
2787 if (memcmp(q, result, template[i].len)) {
2788 printk(KERN_ERR "alg: cipher: Test %d failed "
2789 "on %s for %s\n", j, e, algo);
2790 hexdump(q, template[i].len);
2791 ret = -EINVAL;
2792 goto out;
2793 }
2794 }
2795
2796 ret = 0;
2797
2798out:
2799 testmgr_free_buf(xbuf);
2800out_nobuf:
2801 return ret;
2802}
2803
2804static int test_skcipher_vec_cfg(int enc, const struct cipher_testvec *vec,
2805 const char *vec_name,
2806 const struct testvec_config *cfg,
2807 struct skcipher_request *req,
2808 struct cipher_test_sglists *tsgls)
2809{
2810 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2811 const unsigned int alignmask = crypto_skcipher_alignmask(tfm);
2812 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2813 const char *driver = crypto_skcipher_driver_name(tfm);
2814 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2815 const char *op = enc ? "encryption" : "decryption";
2816 DECLARE_CRYPTO_WAIT(wait);
2817 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2818 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2819 cfg->iv_offset +
2820 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2821 struct kvec input;
2822 int err;
2823
2824 /* Set the key */
2825 if (vec->wk)
2826 crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2827 else
2828 crypto_skcipher_clear_flags(tfm,
2829 CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2830 err = do_setkey(crypto_skcipher_setkey, tfm, vec->key, vec->klen,
2831 cfg, alignmask);
2832 if (err) {
2833 if (err == vec->setkey_error)
2834 return 0;
2835 pr_err("alg: skcipher: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2836 driver, vec_name, vec->setkey_error, err,
2837 crypto_skcipher_get_flags(tfm));
2838 return err;
2839 }
2840 if (vec->setkey_error) {
2841 pr_err("alg: skcipher: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2842 driver, vec_name, vec->setkey_error);
2843 return -EINVAL;
2844 }
2845
2846 /* The IV must be copied to a buffer, as the algorithm may modify it */
2847 if (ivsize) {
2848 if (WARN_ON(ivsize > MAX_IVLEN))
2849 return -EINVAL;
2850 if (vec->generates_iv && !enc)
2851 memcpy(iv, vec->iv_out, ivsize);
2852 else if (vec->iv)
2853 memcpy(iv, vec->iv, ivsize);
2854 else
2855 memset(iv, 0, ivsize);
2856 } else {
2857 if (vec->generates_iv) {
2858 pr_err("alg: skcipher: %s has ivsize=0 but test vector %s generates IV!\n",
2859 driver, vec_name);
2860 return -EINVAL;
2861 }
2862 iv = NULL;
2863 }
2864
2865 /* Build the src/dst scatterlists */
2866 input.iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2867 input.iov_len = vec->len;
2868 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2869 vec->len, vec->len, &input, 1);
2870 if (err) {
2871 pr_err("alg: skcipher: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2872 driver, op, vec_name, cfg->name);
2873 return err;
2874 }
2875
2876 /* Do the actual encryption or decryption */
2877 testmgr_poison(req->__ctx, crypto_skcipher_reqsize(tfm));
2878 skcipher_request_set_callback(req, req_flags, crypto_req_done, &wait);
2879 skcipher_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2880 vec->len, iv);
2881 if (cfg->nosimd)
2882 crypto_disable_simd_for_test();
2883 err = enc ? crypto_skcipher_encrypt(req) : crypto_skcipher_decrypt(req);
2884 if (cfg->nosimd)
2885 crypto_reenable_simd_for_test();
2886 err = crypto_wait_req(err, &wait);
2887
2888 /* Check that the algorithm didn't overwrite things it shouldn't have */
2889 if (req->cryptlen != vec->len ||
2890 req->iv != iv ||
2891 req->src != tsgls->src.sgl_ptr ||
2892 req->dst != tsgls->dst.sgl_ptr ||
2893 crypto_skcipher_reqtfm(req) != tfm ||
2894 req->base.complete != crypto_req_done ||
2895 req->base.flags != req_flags ||
2896 req->base.data != &wait) {
2897 pr_err("alg: skcipher: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2898 driver, op, vec_name, cfg->name);
2899 if (req->cryptlen != vec->len)
2900 pr_err("alg: skcipher: changed 'req->cryptlen'\n");
2901 if (req->iv != iv)
2902 pr_err("alg: skcipher: changed 'req->iv'\n");
2903 if (req->src != tsgls->src.sgl_ptr)
2904 pr_err("alg: skcipher: changed 'req->src'\n");
2905 if (req->dst != tsgls->dst.sgl_ptr)
2906 pr_err("alg: skcipher: changed 'req->dst'\n");
2907 if (crypto_skcipher_reqtfm(req) != tfm)
2908 pr_err("alg: skcipher: changed 'req->base.tfm'\n");
2909 if (req->base.complete != crypto_req_done)
2910 pr_err("alg: skcipher: changed 'req->base.complete'\n");
2911 if (req->base.flags != req_flags)
2912 pr_err("alg: skcipher: changed 'req->base.flags'\n");
2913 if (req->base.data != &wait)
2914 pr_err("alg: skcipher: changed 'req->base.data'\n");
2915 return -EINVAL;
2916 }
2917 if (is_test_sglist_corrupted(&tsgls->src)) {
2918 pr_err("alg: skcipher: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2919 driver, op, vec_name, cfg->name);
2920 return -EINVAL;
2921 }
2922 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2923 is_test_sglist_corrupted(&tsgls->dst)) {
2924 pr_err("alg: skcipher: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2925 driver, op, vec_name, cfg->name);
2926 return -EINVAL;
2927 }
2928
2929 /* Check for success or failure */
2930 if (err) {
2931 if (err == vec->crypt_error)
2932 return 0;
2933 pr_err("alg: skcipher: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
2934 driver, op, vec_name, vec->crypt_error, err, cfg->name);
2935 return err;
2936 }
2937 if (vec->crypt_error) {
2938 pr_err("alg: skcipher: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
2939 driver, op, vec_name, vec->crypt_error, cfg->name);
2940 return -EINVAL;
2941 }
2942
2943 /* Check for the correct output (ciphertext or plaintext) */
2944 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2945 vec->len, 0, true);
2946 if (err == -EOVERFLOW) {
2947 pr_err("alg: skcipher: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2948 driver, op, vec_name, cfg->name);
2949 return err;
2950 }
2951 if (err) {
2952 pr_err("alg: skcipher: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2953 driver, op, vec_name, cfg->name);
2954 return err;
2955 }
2956
2957 /* If applicable, check that the algorithm generated the correct IV */
2958 if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) {
2959 pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %s, cfg=\"%s\"\n",
2960 driver, op, vec_name, cfg->name);
2961 hexdump(iv, ivsize);
2962 return -EINVAL;
2963 }
2964
2965 return 0;
2966}
2967
2968static int test_skcipher_vec(int enc, const struct cipher_testvec *vec,
2969 unsigned int vec_num,
2970 struct skcipher_request *req,
2971 struct cipher_test_sglists *tsgls)
2972{
2973 char vec_name[16];
2974 unsigned int i;
2975 int err;
2976
2977 if (fips_enabled && vec->fips_skip)
2978 return 0;
2979
2980 sprintf(vec_name, "%u", vec_num);
2981
2982 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2983 err = test_skcipher_vec_cfg(enc, vec, vec_name,
2984 &default_cipher_testvec_configs[i],
2985 req, tsgls);
2986 if (err)
2987 return err;
2988 }
2989
2990#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2991 if (!noextratests) {
2992 struct rnd_state rng;
2993 struct testvec_config cfg;
2994 char cfgname[TESTVEC_CONFIG_NAMELEN];
2995
2996 init_rnd_state(&rng);
2997
2998 for (i = 0; i < fuzz_iterations; i++) {
2999 generate_random_testvec_config(&rng, &cfg, cfgname,
3000 sizeof(cfgname));
3001 err = test_skcipher_vec_cfg(enc, vec, vec_name,
3002 &cfg, req, tsgls);
3003 if (err)
3004 return err;
3005 cond_resched();
3006 }
3007 }
3008#endif
3009 return 0;
3010}
3011
3012#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3013/*
3014 * Generate a symmetric cipher test vector from the given implementation.
3015 * Assumes the buffers in 'vec' were already allocated.
3016 */
3017static void generate_random_cipher_testvec(struct rnd_state *rng,
3018 struct skcipher_request *req,
3019 struct cipher_testvec *vec,
3020 unsigned int maxdatasize,
3021 char *name, size_t max_namelen)
3022{
3023 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3024 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3025 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3026 struct scatterlist src, dst;
3027 u8 iv[MAX_IVLEN];
3028 DECLARE_CRYPTO_WAIT(wait);
3029
3030 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
3031 vec->klen = maxkeysize;
3032 if (prandom_u32_below(rng, 4) == 0)
3033 vec->klen = prandom_u32_below(rng, maxkeysize + 1);
3034 generate_random_bytes(rng, (u8 *)vec->key, vec->klen);
3035 vec->setkey_error = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
3036
3037 /* IV */
3038 generate_random_bytes(rng, (u8 *)vec->iv, ivsize);
3039
3040 /* Plaintext */
3041 vec->len = generate_random_length(rng, maxdatasize);
3042 generate_random_bytes(rng, (u8 *)vec->ptext, vec->len);
3043
3044 /* If the key couldn't be set, no need to continue to encrypt. */
3045 if (vec->setkey_error)
3046 goto done;
3047
3048 /* Ciphertext */
3049 sg_init_one(&src, vec->ptext, vec->len);
3050 sg_init_one(&dst, vec->ctext, vec->len);
3051 memcpy(iv, vec->iv, ivsize);
3052 skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
3053 skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
3054 vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
3055 if (vec->crypt_error != 0) {
3056 /*
3057 * The only acceptable error here is for an invalid length, so
3058 * skcipher decryption should fail with the same error too.
3059 * We'll test for this. But to keep the API usage well-defined,
3060 * explicitly initialize the ciphertext buffer too.
3061 */
3062 memset((u8 *)vec->ctext, 0, vec->len);
3063 }
3064done:
3065 snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
3066 vec->len, vec->klen);
3067}
3068
3069/*
3070 * Test the skcipher algorithm represented by @req against the corresponding
3071 * generic implementation, if one is available.
3072 */
3073static int test_skcipher_vs_generic_impl(const char *generic_driver,
3074 struct skcipher_request *req,
3075 struct cipher_test_sglists *tsgls)
3076{
3077 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3078 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3079 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3080 const unsigned int blocksize = crypto_skcipher_blocksize(tfm);
3081 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
3082 const char *algname = crypto_skcipher_alg(tfm)->base.cra_name;
3083 const char *driver = crypto_skcipher_driver_name(tfm);
3084 struct rnd_state rng;
3085 char _generic_driver[CRYPTO_MAX_ALG_NAME];
3086 struct crypto_skcipher *generic_tfm = NULL;
3087 struct skcipher_request *generic_req = NULL;
3088 unsigned int i;
3089 struct cipher_testvec vec = { 0 };
3090 char vec_name[64];
3091 struct testvec_config *cfg;
3092 char cfgname[TESTVEC_CONFIG_NAMELEN];
3093 int err;
3094
3095 if (noextratests)
3096 return 0;
3097
3098 /* Keywrap isn't supported here yet as it handles its IV differently. */
3099 if (strncmp(algname, "kw(", 3) == 0)
3100 return 0;
3101
3102 init_rnd_state(&rng);
3103
3104 if (!generic_driver) { /* Use default naming convention? */
3105 err = build_generic_driver_name(algname, _generic_driver);
3106 if (err)
3107 return err;
3108 generic_driver = _generic_driver;
3109 }
3110
3111 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
3112 return 0;
3113
3114 generic_tfm = crypto_alloc_skcipher(generic_driver, 0, 0);
3115 if (IS_ERR(generic_tfm)) {
3116 err = PTR_ERR(generic_tfm);
3117 if (err == -ENOENT) {
3118 pr_warn("alg: skcipher: skipping comparison tests for %s because %s is unavailable\n",
3119 driver, generic_driver);
3120 return 0;
3121 }
3122 pr_err("alg: skcipher: error allocating %s (generic impl of %s): %d\n",
3123 generic_driver, algname, err);
3124 return err;
3125 }
3126
3127 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
3128 if (!cfg) {
3129 err = -ENOMEM;
3130 goto out;
3131 }
3132
3133 generic_req = skcipher_request_alloc(generic_tfm, GFP_KERNEL);
3134 if (!generic_req) {
3135 err = -ENOMEM;
3136 goto out;
3137 }
3138
3139 /* Check the algorithm properties for consistency. */
3140
3141 if (crypto_skcipher_min_keysize(tfm) !=
3142 crypto_skcipher_min_keysize(generic_tfm)) {
3143 pr_err("alg: skcipher: min keysize for %s (%u) doesn't match generic impl (%u)\n",
3144 driver, crypto_skcipher_min_keysize(tfm),
3145 crypto_skcipher_min_keysize(generic_tfm));
3146 err = -EINVAL;
3147 goto out;
3148 }
3149
3150 if (maxkeysize != crypto_skcipher_max_keysize(generic_tfm)) {
3151 pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
3152 driver, maxkeysize,
3153 crypto_skcipher_max_keysize(generic_tfm));
3154 err = -EINVAL;
3155 goto out;
3156 }
3157
3158 if (ivsize != crypto_skcipher_ivsize(generic_tfm)) {
3159 pr_err("alg: skcipher: ivsize for %s (%u) doesn't match generic impl (%u)\n",
3160 driver, ivsize, crypto_skcipher_ivsize(generic_tfm));
3161 err = -EINVAL;
3162 goto out;
3163 }
3164
3165 if (blocksize != crypto_skcipher_blocksize(generic_tfm)) {
3166 pr_err("alg: skcipher: blocksize for %s (%u) doesn't match generic impl (%u)\n",
3167 driver, blocksize,
3168 crypto_skcipher_blocksize(generic_tfm));
3169 err = -EINVAL;
3170 goto out;
3171 }
3172
3173 /*
3174 * Now generate test vectors using the generic implementation, and test
3175 * the other implementation against them.
3176 */
3177
3178 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
3179 vec.iv = kmalloc(ivsize, GFP_KERNEL);
3180 vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
3181 vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
3182 if (!vec.key || !vec.iv || !vec.ptext || !vec.ctext) {
3183 err = -ENOMEM;
3184 goto out;
3185 }
3186
3187 for (i = 0; i < fuzz_iterations * 8; i++) {
3188 generate_random_cipher_testvec(&rng, generic_req, &vec,
3189 maxdatasize,
3190 vec_name, sizeof(vec_name));
3191 generate_random_testvec_config(&rng, cfg, cfgname,
3192 sizeof(cfgname));
3193
3194 err = test_skcipher_vec_cfg(ENCRYPT, &vec, vec_name,
3195 cfg, req, tsgls);
3196 if (err)
3197 goto out;
3198 err = test_skcipher_vec_cfg(DECRYPT, &vec, vec_name,
3199 cfg, req, tsgls);
3200 if (err)
3201 goto out;
3202 cond_resched();
3203 }
3204 err = 0;
3205out:
3206 kfree(cfg);
3207 kfree(vec.key);
3208 kfree(vec.iv);
3209 kfree(vec.ptext);
3210 kfree(vec.ctext);
3211 crypto_free_skcipher(generic_tfm);
3212 skcipher_request_free(generic_req);
3213 return err;
3214}
3215#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3216static int test_skcipher_vs_generic_impl(const char *generic_driver,
3217 struct skcipher_request *req,
3218 struct cipher_test_sglists *tsgls)
3219{
3220 return 0;
3221}
3222#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3223
3224static int test_skcipher(int enc, const struct cipher_test_suite *suite,
3225 struct skcipher_request *req,
3226 struct cipher_test_sglists *tsgls)
3227{
3228 unsigned int i;
3229 int err;
3230
3231 for (i = 0; i < suite->count; i++) {
3232 err = test_skcipher_vec(enc, &suite->vecs[i], i, req, tsgls);
3233 if (err)
3234 return err;
3235 cond_resched();
3236 }
3237 return 0;
3238}
3239
3240static int alg_test_skcipher(const struct alg_test_desc *desc,
3241 const char *driver, u32 type, u32 mask)
3242{
3243 const struct cipher_test_suite *suite = &desc->suite.cipher;
3244 struct crypto_skcipher *tfm;
3245 struct skcipher_request *req = NULL;
3246 struct cipher_test_sglists *tsgls = NULL;
3247 int err;
3248
3249 if (suite->count <= 0) {
3250 pr_err("alg: skcipher: empty test suite for %s\n", driver);
3251 return -EINVAL;
3252 }
3253
3254 tfm = crypto_alloc_skcipher(driver, type, mask);
3255 if (IS_ERR(tfm)) {
3256 pr_err("alg: skcipher: failed to allocate transform for %s: %ld\n",
3257 driver, PTR_ERR(tfm));
3258 return PTR_ERR(tfm);
3259 }
3260 driver = crypto_skcipher_driver_name(tfm);
3261
3262 req = skcipher_request_alloc(tfm, GFP_KERNEL);
3263 if (!req) {
3264 pr_err("alg: skcipher: failed to allocate request for %s\n",
3265 driver);
3266 err = -ENOMEM;
3267 goto out;
3268 }
3269
3270 tsgls = alloc_cipher_test_sglists();
3271 if (!tsgls) {
3272 pr_err("alg: skcipher: failed to allocate test buffers for %s\n",
3273 driver);
3274 err = -ENOMEM;
3275 goto out;
3276 }
3277
3278 err = test_skcipher(ENCRYPT, suite, req, tsgls);
3279 if (err)
3280 goto out;
3281
3282 err = test_skcipher(DECRYPT, suite, req, tsgls);
3283 if (err)
3284 goto out;
3285
3286 err = test_skcipher_vs_generic_impl(desc->generic_driver, req, tsgls);
3287out:
3288 free_cipher_test_sglists(tsgls);
3289 skcipher_request_free(req);
3290 crypto_free_skcipher(tfm);
3291 return err;
3292}
3293
3294static int test_comp(struct crypto_comp *tfm,
3295 const struct comp_testvec *ctemplate,
3296 const struct comp_testvec *dtemplate,
3297 int ctcount, int dtcount)
3298{
3299 const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
3300 char *output, *decomp_output;
3301 unsigned int i;
3302 int ret;
3303
3304 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3305 if (!output)
3306 return -ENOMEM;
3307
3308 decomp_output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3309 if (!decomp_output) {
3310 kfree(output);
3311 return -ENOMEM;
3312 }
3313
3314 for (i = 0; i < ctcount; i++) {
3315 int ilen;
3316 unsigned int dlen = COMP_BUF_SIZE;
3317
3318 memset(output, 0, COMP_BUF_SIZE);
3319 memset(decomp_output, 0, COMP_BUF_SIZE);
3320
3321 ilen = ctemplate[i].inlen;
3322 ret = crypto_comp_compress(tfm, ctemplate[i].input,
3323 ilen, output, &dlen);
3324 if (ret) {
3325 printk(KERN_ERR "alg: comp: compression failed "
3326 "on test %d for %s: ret=%d\n", i + 1, algo,
3327 -ret);
3328 goto out;
3329 }
3330
3331 ilen = dlen;
3332 dlen = COMP_BUF_SIZE;
3333 ret = crypto_comp_decompress(tfm, output,
3334 ilen, decomp_output, &dlen);
3335 if (ret) {
3336 pr_err("alg: comp: compression failed: decompress: on test %d for %s failed: ret=%d\n",
3337 i + 1, algo, -ret);
3338 goto out;
3339 }
3340
3341 if (dlen != ctemplate[i].inlen) {
3342 printk(KERN_ERR "alg: comp: Compression test %d "
3343 "failed for %s: output len = %d\n", i + 1, algo,
3344 dlen);
3345 ret = -EINVAL;
3346 goto out;
3347 }
3348
3349 if (memcmp(decomp_output, ctemplate[i].input,
3350 ctemplate[i].inlen)) {
3351 pr_err("alg: comp: compression failed: output differs: on test %d for %s\n",
3352 i + 1, algo);
3353 hexdump(decomp_output, dlen);
3354 ret = -EINVAL;
3355 goto out;
3356 }
3357 }
3358
3359 for (i = 0; i < dtcount; i++) {
3360 int ilen;
3361 unsigned int dlen = COMP_BUF_SIZE;
3362
3363 memset(decomp_output, 0, COMP_BUF_SIZE);
3364
3365 ilen = dtemplate[i].inlen;
3366 ret = crypto_comp_decompress(tfm, dtemplate[i].input,
3367 ilen, decomp_output, &dlen);
3368 if (ret) {
3369 printk(KERN_ERR "alg: comp: decompression failed "
3370 "on test %d for %s: ret=%d\n", i + 1, algo,
3371 -ret);
3372 goto out;
3373 }
3374
3375 if (dlen != dtemplate[i].outlen) {
3376 printk(KERN_ERR "alg: comp: Decompression test %d "
3377 "failed for %s: output len = %d\n", i + 1, algo,
3378 dlen);
3379 ret = -EINVAL;
3380 goto out;
3381 }
3382
3383 if (memcmp(decomp_output, dtemplate[i].output, dlen)) {
3384 printk(KERN_ERR "alg: comp: Decompression test %d "
3385 "failed for %s\n", i + 1, algo);
3386 hexdump(decomp_output, dlen);
3387 ret = -EINVAL;
3388 goto out;
3389 }
3390 }
3391
3392 ret = 0;
3393
3394out:
3395 kfree(decomp_output);
3396 kfree(output);
3397 return ret;
3398}
3399
3400static int test_acomp(struct crypto_acomp *tfm,
3401 const struct comp_testvec *ctemplate,
3402 const struct comp_testvec *dtemplate,
3403 int ctcount, int dtcount)
3404{
3405 const char *algo = crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm));
3406 unsigned int i;
3407 char *output, *decomp_out;
3408 int ret;
3409 struct scatterlist src, dst;
3410 struct acomp_req *req;
3411 struct crypto_wait wait;
3412
3413 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3414 if (!output)
3415 return -ENOMEM;
3416
3417 decomp_out = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3418 if (!decomp_out) {
3419 kfree(output);
3420 return -ENOMEM;
3421 }
3422
3423 for (i = 0; i < ctcount; i++) {
3424 unsigned int dlen = COMP_BUF_SIZE;
3425 int ilen = ctemplate[i].inlen;
3426 void *input_vec;
3427
3428 input_vec = kmemdup(ctemplate[i].input, ilen, GFP_KERNEL);
3429 if (!input_vec) {
3430 ret = -ENOMEM;
3431 goto out;
3432 }
3433
3434 memset(output, 0, dlen);
3435 crypto_init_wait(&wait);
3436 sg_init_one(&src, input_vec, ilen);
3437 sg_init_one(&dst, output, dlen);
3438
3439 req = acomp_request_alloc(tfm);
3440 if (!req) {
3441 pr_err("alg: acomp: request alloc failed for %s\n",
3442 algo);
3443 kfree(input_vec);
3444 ret = -ENOMEM;
3445 goto out;
3446 }
3447
3448 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3449 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3450 crypto_req_done, &wait);
3451
3452 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3453 if (ret) {
3454 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3455 i + 1, algo, -ret);
3456 kfree(input_vec);
3457 acomp_request_free(req);
3458 goto out;
3459 }
3460
3461 ilen = req->dlen;
3462 dlen = COMP_BUF_SIZE;
3463 sg_init_one(&src, output, ilen);
3464 sg_init_one(&dst, decomp_out, dlen);
3465 crypto_init_wait(&wait);
3466 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3467
3468 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3469 if (ret) {
3470 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3471 i + 1, algo, -ret);
3472 kfree(input_vec);
3473 acomp_request_free(req);
3474 goto out;
3475 }
3476
3477 if (req->dlen != ctemplate[i].inlen) {
3478 pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
3479 i + 1, algo, req->dlen);
3480 ret = -EINVAL;
3481 kfree(input_vec);
3482 acomp_request_free(req);
3483 goto out;
3484 }
3485
3486 if (memcmp(input_vec, decomp_out, req->dlen)) {
3487 pr_err("alg: acomp: Compression test %d failed for %s\n",
3488 i + 1, algo);
3489 hexdump(output, req->dlen);
3490 ret = -EINVAL;
3491 kfree(input_vec);
3492 acomp_request_free(req);
3493 goto out;
3494 }
3495
3496#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3497 crypto_init_wait(&wait);
3498 sg_init_one(&src, input_vec, ilen);
3499 acomp_request_set_params(req, &src, NULL, ilen, 0);
3500
3501 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3502 if (ret) {
3503 pr_err("alg: acomp: compression failed on NULL dst buffer test %d for %s: ret=%d\n",
3504 i + 1, algo, -ret);
3505 kfree(input_vec);
3506 acomp_request_free(req);
3507 goto out;
3508 }
3509#endif
3510
3511 kfree(input_vec);
3512 acomp_request_free(req);
3513 }
3514
3515 for (i = 0; i < dtcount; i++) {
3516 unsigned int dlen = COMP_BUF_SIZE;
3517 int ilen = dtemplate[i].inlen;
3518 void *input_vec;
3519
3520 input_vec = kmemdup(dtemplate[i].input, ilen, GFP_KERNEL);
3521 if (!input_vec) {
3522 ret = -ENOMEM;
3523 goto out;
3524 }
3525
3526 memset(output, 0, dlen);
3527 crypto_init_wait(&wait);
3528 sg_init_one(&src, input_vec, ilen);
3529 sg_init_one(&dst, output, dlen);
3530
3531 req = acomp_request_alloc(tfm);
3532 if (!req) {
3533 pr_err("alg: acomp: request alloc failed for %s\n",
3534 algo);
3535 kfree(input_vec);
3536 ret = -ENOMEM;
3537 goto out;
3538 }
3539
3540 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3541 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3542 crypto_req_done, &wait);
3543
3544 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3545 if (ret) {
3546 pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
3547 i + 1, algo, -ret);
3548 kfree(input_vec);
3549 acomp_request_free(req);
3550 goto out;
3551 }
3552
3553 if (req->dlen != dtemplate[i].outlen) {
3554 pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
3555 i + 1, algo, req->dlen);
3556 ret = -EINVAL;
3557 kfree(input_vec);
3558 acomp_request_free(req);
3559 goto out;
3560 }
3561
3562 if (memcmp(output, dtemplate[i].output, req->dlen)) {
3563 pr_err("alg: acomp: Decompression test %d failed for %s\n",
3564 i + 1, algo);
3565 hexdump(output, req->dlen);
3566 ret = -EINVAL;
3567 kfree(input_vec);
3568 acomp_request_free(req);
3569 goto out;
3570 }
3571
3572#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3573 crypto_init_wait(&wait);
3574 acomp_request_set_params(req, &src, NULL, ilen, 0);
3575
3576 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3577 if (ret) {
3578 pr_err("alg: acomp: decompression failed on NULL dst buffer test %d for %s: ret=%d\n",
3579 i + 1, algo, -ret);
3580 kfree(input_vec);
3581 acomp_request_free(req);
3582 goto out;
3583 }
3584#endif
3585
3586 kfree(input_vec);
3587 acomp_request_free(req);
3588 }
3589
3590 ret = 0;
3591
3592out:
3593 kfree(decomp_out);
3594 kfree(output);
3595 return ret;
3596}
3597
3598static int test_cprng(struct crypto_rng *tfm,
3599 const struct cprng_testvec *template,
3600 unsigned int tcount)
3601{
3602 const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
3603 int err = 0, i, j, seedsize;
3604 u8 *seed;
3605 char result[32];
3606
3607 seedsize = crypto_rng_seedsize(tfm);
3608
3609 seed = kmalloc(seedsize, GFP_KERNEL);
3610 if (!seed) {
3611 printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
3612 "for %s\n", algo);
3613 return -ENOMEM;
3614 }
3615
3616 for (i = 0; i < tcount; i++) {
3617 memset(result, 0, 32);
3618
3619 memcpy(seed, template[i].v, template[i].vlen);
3620 memcpy(seed + template[i].vlen, template[i].key,
3621 template[i].klen);
3622 memcpy(seed + template[i].vlen + template[i].klen,
3623 template[i].dt, template[i].dtlen);
3624
3625 err = crypto_rng_reset(tfm, seed, seedsize);
3626 if (err) {
3627 printk(KERN_ERR "alg: cprng: Failed to reset rng "
3628 "for %s\n", algo);
3629 goto out;
3630 }
3631
3632 for (j = 0; j < template[i].loops; j++) {
3633 err = crypto_rng_get_bytes(tfm, result,
3634 template[i].rlen);
3635 if (err < 0) {
3636 printk(KERN_ERR "alg: cprng: Failed to obtain "
3637 "the correct amount of random data for "
3638 "%s (requested %d)\n", algo,
3639 template[i].rlen);
3640 goto out;
3641 }
3642 }
3643
3644 err = memcmp(result, template[i].result,
3645 template[i].rlen);
3646 if (err) {
3647 printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
3648 i, algo);
3649 hexdump(result, template[i].rlen);
3650 err = -EINVAL;
3651 goto out;
3652 }
3653 }
3654
3655out:
3656 kfree(seed);
3657 return err;
3658}
3659
3660static int alg_test_cipher(const struct alg_test_desc *desc,
3661 const char *driver, u32 type, u32 mask)
3662{
3663 const struct cipher_test_suite *suite = &desc->suite.cipher;
3664 struct crypto_cipher *tfm;
3665 int err;
3666
3667 tfm = crypto_alloc_cipher(driver, type, mask);
3668 if (IS_ERR(tfm)) {
3669 printk(KERN_ERR "alg: cipher: Failed to load transform for "
3670 "%s: %ld\n", driver, PTR_ERR(tfm));
3671 return PTR_ERR(tfm);
3672 }
3673
3674 err = test_cipher(tfm, ENCRYPT, suite->vecs, suite->count);
3675 if (!err)
3676 err = test_cipher(tfm, DECRYPT, suite->vecs, suite->count);
3677
3678 crypto_free_cipher(tfm);
3679 return err;
3680}
3681
3682static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
3683 u32 type, u32 mask)
3684{
3685 struct crypto_comp *comp;
3686 struct crypto_acomp *acomp;
3687 int err;
3688 u32 algo_type = type & CRYPTO_ALG_TYPE_ACOMPRESS_MASK;
3689
3690 if (algo_type == CRYPTO_ALG_TYPE_ACOMPRESS) {
3691 acomp = crypto_alloc_acomp(driver, type, mask);
3692 if (IS_ERR(acomp)) {
3693 pr_err("alg: acomp: Failed to load transform for %s: %ld\n",
3694 driver, PTR_ERR(acomp));
3695 return PTR_ERR(acomp);
3696 }
3697 err = test_acomp(acomp, desc->suite.comp.comp.vecs,
3698 desc->suite.comp.decomp.vecs,
3699 desc->suite.comp.comp.count,
3700 desc->suite.comp.decomp.count);
3701 crypto_free_acomp(acomp);
3702 } else {
3703 comp = crypto_alloc_comp(driver, type, mask);
3704 if (IS_ERR(comp)) {
3705 pr_err("alg: comp: Failed to load transform for %s: %ld\n",
3706 driver, PTR_ERR(comp));
3707 return PTR_ERR(comp);
3708 }
3709
3710 err = test_comp(comp, desc->suite.comp.comp.vecs,
3711 desc->suite.comp.decomp.vecs,
3712 desc->suite.comp.comp.count,
3713 desc->suite.comp.decomp.count);
3714
3715 crypto_free_comp(comp);
3716 }
3717 return err;
3718}
3719
3720static int alg_test_crc32c(const struct alg_test_desc *desc,
3721 const char *driver, u32 type, u32 mask)
3722{
3723 struct crypto_shash *tfm;
3724 __le32 val;
3725 int err;
3726
3727 err = alg_test_hash(desc, driver, type, mask);
3728 if (err)
3729 return err;
3730
3731 tfm = crypto_alloc_shash(driver, type, mask);
3732 if (IS_ERR(tfm)) {
3733 if (PTR_ERR(tfm) == -ENOENT) {
3734 /*
3735 * This crc32c implementation is only available through
3736 * ahash API, not the shash API, so the remaining part
3737 * of the test is not applicable to it.
3738 */
3739 return 0;
3740 }
3741 printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
3742 "%ld\n", driver, PTR_ERR(tfm));
3743 return PTR_ERR(tfm);
3744 }
3745 driver = crypto_shash_driver_name(tfm);
3746
3747 do {
3748 SHASH_DESC_ON_STACK(shash, tfm);
3749 u32 *ctx = (u32 *)shash_desc_ctx(shash);
3750
3751 shash->tfm = tfm;
3752
3753 *ctx = 420553207;
3754 err = crypto_shash_final(shash, (u8 *)&val);
3755 if (err) {
3756 printk(KERN_ERR "alg: crc32c: Operation failed for "
3757 "%s: %d\n", driver, err);
3758 break;
3759 }
3760
3761 if (val != cpu_to_le32(~420553207)) {
3762 pr_err("alg: crc32c: Test failed for %s: %u\n",
3763 driver, le32_to_cpu(val));
3764 err = -EINVAL;
3765 }
3766 } while (0);
3767
3768 crypto_free_shash(tfm);
3769
3770 return err;
3771}
3772
3773static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
3774 u32 type, u32 mask)
3775{
3776 struct crypto_rng *rng;
3777 int err;
3778
3779 rng = crypto_alloc_rng(driver, type, mask);
3780 if (IS_ERR(rng)) {
3781 printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
3782 "%ld\n", driver, PTR_ERR(rng));
3783 return PTR_ERR(rng);
3784 }
3785
3786 err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
3787
3788 crypto_free_rng(rng);
3789
3790 return err;
3791}
3792
3793
3794static int drbg_cavs_test(const struct drbg_testvec *test, int pr,
3795 const char *driver, u32 type, u32 mask)
3796{
3797 int ret = -EAGAIN;
3798 struct crypto_rng *drng;
3799 struct drbg_test_data test_data;
3800 struct drbg_string addtl, pers, testentropy;
3801 unsigned char *buf = kzalloc(test->expectedlen, GFP_KERNEL);
3802
3803 if (!buf)
3804 return -ENOMEM;
3805
3806 drng = crypto_alloc_rng(driver, type, mask);
3807 if (IS_ERR(drng)) {
3808 printk(KERN_ERR "alg: drbg: could not allocate DRNG handle for "
3809 "%s\n", driver);
3810 kfree_sensitive(buf);
3811 return -ENOMEM;
3812 }
3813
3814 test_data.testentropy = &testentropy;
3815 drbg_string_fill(&testentropy, test->entropy, test->entropylen);
3816 drbg_string_fill(&pers, test->pers, test->perslen);
3817 ret = crypto_drbg_reset_test(drng, &pers, &test_data);
3818 if (ret) {
3819 printk(KERN_ERR "alg: drbg: Failed to reset rng\n");
3820 goto outbuf;
3821 }
3822
3823 drbg_string_fill(&addtl, test->addtla, test->addtllen);
3824 if (pr) {
3825 drbg_string_fill(&testentropy, test->entpra, test->entprlen);
3826 ret = crypto_drbg_get_bytes_addtl_test(drng,
3827 buf, test->expectedlen, &addtl, &test_data);
3828 } else {
3829 ret = crypto_drbg_get_bytes_addtl(drng,
3830 buf, test->expectedlen, &addtl);
3831 }
3832 if (ret < 0) {
3833 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3834 "driver %s\n", driver);
3835 goto outbuf;
3836 }
3837
3838 drbg_string_fill(&addtl, test->addtlb, test->addtllen);
3839 if (pr) {
3840 drbg_string_fill(&testentropy, test->entprb, test->entprlen);
3841 ret = crypto_drbg_get_bytes_addtl_test(drng,
3842 buf, test->expectedlen, &addtl, &test_data);
3843 } else {
3844 ret = crypto_drbg_get_bytes_addtl(drng,
3845 buf, test->expectedlen, &addtl);
3846 }
3847 if (ret < 0) {
3848 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3849 "driver %s\n", driver);
3850 goto outbuf;
3851 }
3852
3853 ret = memcmp(test->expected, buf, test->expectedlen);
3854
3855outbuf:
3856 crypto_free_rng(drng);
3857 kfree_sensitive(buf);
3858 return ret;
3859}
3860
3861
3862static int alg_test_drbg(const struct alg_test_desc *desc, const char *driver,
3863 u32 type, u32 mask)
3864{
3865 int err = 0;
3866 int pr = 0;
3867 int i = 0;
3868 const struct drbg_testvec *template = desc->suite.drbg.vecs;
3869 unsigned int tcount = desc->suite.drbg.count;
3870
3871 if (0 == memcmp(driver, "drbg_pr_", 8))
3872 pr = 1;
3873
3874 for (i = 0; i < tcount; i++) {
3875 err = drbg_cavs_test(&template[i], pr, driver, type, mask);
3876 if (err) {
3877 printk(KERN_ERR "alg: drbg: Test %d failed for %s\n",
3878 i, driver);
3879 err = -EINVAL;
3880 break;
3881 }
3882 }
3883 return err;
3884
3885}
3886
3887static int do_test_kpp(struct crypto_kpp *tfm, const struct kpp_testvec *vec,
3888 const char *alg)
3889{
3890 struct kpp_request *req;
3891 void *input_buf = NULL;
3892 void *output_buf = NULL;
3893 void *a_public = NULL;
3894 void *a_ss = NULL;
3895 void *shared_secret = NULL;
3896 struct crypto_wait wait;
3897 unsigned int out_len_max;
3898 int err = -ENOMEM;
3899 struct scatterlist src, dst;
3900
3901 req = kpp_request_alloc(tfm, GFP_KERNEL);
3902 if (!req)
3903 return err;
3904
3905 crypto_init_wait(&wait);
3906
3907 err = crypto_kpp_set_secret(tfm, vec->secret, vec->secret_size);
3908 if (err < 0)
3909 goto free_req;
3910
3911 out_len_max = crypto_kpp_maxsize(tfm);
3912 output_buf = kzalloc(out_len_max, GFP_KERNEL);
3913 if (!output_buf) {
3914 err = -ENOMEM;
3915 goto free_req;
3916 }
3917
3918 /* Use appropriate parameter as base */
3919 kpp_request_set_input(req, NULL, 0);
3920 sg_init_one(&dst, output_buf, out_len_max);
3921 kpp_request_set_output(req, &dst, out_len_max);
3922 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3923 crypto_req_done, &wait);
3924
3925 /* Compute party A's public key */
3926 err = crypto_wait_req(crypto_kpp_generate_public_key(req), &wait);
3927 if (err) {
3928 pr_err("alg: %s: Party A: generate public key test failed. err %d\n",
3929 alg, err);
3930 goto free_output;
3931 }
3932
3933 if (vec->genkey) {
3934 /* Save party A's public key */
3935 a_public = kmemdup(sg_virt(req->dst), out_len_max, GFP_KERNEL);
3936 if (!a_public) {
3937 err = -ENOMEM;
3938 goto free_output;
3939 }
3940 } else {
3941 /* Verify calculated public key */
3942 if (memcmp(vec->expected_a_public, sg_virt(req->dst),
3943 vec->expected_a_public_size)) {
3944 pr_err("alg: %s: Party A: generate public key test failed. Invalid output\n",
3945 alg);
3946 err = -EINVAL;
3947 goto free_output;
3948 }
3949 }
3950
3951 /* Calculate shared secret key by using counter part (b) public key. */
3952 input_buf = kmemdup(vec->b_public, vec->b_public_size, GFP_KERNEL);
3953 if (!input_buf) {
3954 err = -ENOMEM;
3955 goto free_output;
3956 }
3957
3958 sg_init_one(&src, input_buf, vec->b_public_size);
3959 sg_init_one(&dst, output_buf, out_len_max);
3960 kpp_request_set_input(req, &src, vec->b_public_size);
3961 kpp_request_set_output(req, &dst, out_len_max);
3962 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3963 crypto_req_done, &wait);
3964 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req), &wait);
3965 if (err) {
3966 pr_err("alg: %s: Party A: compute shared secret test failed. err %d\n",
3967 alg, err);
3968 goto free_all;
3969 }
3970
3971 if (vec->genkey) {
3972 /* Save the shared secret obtained by party A */
3973 a_ss = kmemdup(sg_virt(req->dst), vec->expected_ss_size, GFP_KERNEL);
3974 if (!a_ss) {
3975 err = -ENOMEM;
3976 goto free_all;
3977 }
3978
3979 /*
3980 * Calculate party B's shared secret by using party A's
3981 * public key.
3982 */
3983 err = crypto_kpp_set_secret(tfm, vec->b_secret,
3984 vec->b_secret_size);
3985 if (err < 0)
3986 goto free_all;
3987
3988 sg_init_one(&src, a_public, vec->expected_a_public_size);
3989 sg_init_one(&dst, output_buf, out_len_max);
3990 kpp_request_set_input(req, &src, vec->expected_a_public_size);
3991 kpp_request_set_output(req, &dst, out_len_max);
3992 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3993 crypto_req_done, &wait);
3994 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req),
3995 &wait);
3996 if (err) {
3997 pr_err("alg: %s: Party B: compute shared secret failed. err %d\n",
3998 alg, err);
3999 goto free_all;
4000 }
4001
4002 shared_secret = a_ss;
4003 } else {
4004 shared_secret = (void *)vec->expected_ss;
4005 }
4006
4007 /*
4008 * verify shared secret from which the user will derive
4009 * secret key by executing whatever hash it has chosen
4010 */
4011 if (memcmp(shared_secret, sg_virt(req->dst),
4012 vec->expected_ss_size)) {
4013 pr_err("alg: %s: compute shared secret test failed. Invalid output\n",
4014 alg);
4015 err = -EINVAL;
4016 }
4017
4018free_all:
4019 kfree(a_ss);
4020 kfree(input_buf);
4021free_output:
4022 kfree(a_public);
4023 kfree(output_buf);
4024free_req:
4025 kpp_request_free(req);
4026 return err;
4027}
4028
4029static int test_kpp(struct crypto_kpp *tfm, const char *alg,
4030 const struct kpp_testvec *vecs, unsigned int tcount)
4031{
4032 int ret, i;
4033
4034 for (i = 0; i < tcount; i++) {
4035 ret = do_test_kpp(tfm, vecs++, alg);
4036 if (ret) {
4037 pr_err("alg: %s: test failed on vector %d, err=%d\n",
4038 alg, i + 1, ret);
4039 return ret;
4040 }
4041 }
4042 return 0;
4043}
4044
4045static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
4046 u32 type, u32 mask)
4047{
4048 struct crypto_kpp *tfm;
4049 int err = 0;
4050
4051 tfm = crypto_alloc_kpp(driver, type, mask);
4052 if (IS_ERR(tfm)) {
4053 pr_err("alg: kpp: Failed to load tfm for %s: %ld\n",
4054 driver, PTR_ERR(tfm));
4055 return PTR_ERR(tfm);
4056 }
4057 if (desc->suite.kpp.vecs)
4058 err = test_kpp(tfm, desc->alg, desc->suite.kpp.vecs,
4059 desc->suite.kpp.count);
4060
4061 crypto_free_kpp(tfm);
4062 return err;
4063}
4064
4065static u8 *test_pack_u32(u8 *dst, u32 val)
4066{
4067 memcpy(dst, &val, sizeof(val));
4068 return dst + sizeof(val);
4069}
4070
4071static int test_akcipher_one(struct crypto_akcipher *tfm,
4072 const struct akcipher_testvec *vecs)
4073{
4074 char *xbuf[XBUFSIZE];
4075 struct akcipher_request *req;
4076 void *outbuf_enc = NULL;
4077 void *outbuf_dec = NULL;
4078 struct crypto_wait wait;
4079 unsigned int out_len_max, out_len = 0;
4080 int err = -ENOMEM;
4081 struct scatterlist src, dst, src_tab[3];
4082 const char *m, *c;
4083 unsigned int m_size, c_size;
4084 const char *op;
4085 u8 *key, *ptr;
4086
4087 if (testmgr_alloc_buf(xbuf))
4088 return err;
4089
4090 req = akcipher_request_alloc(tfm, GFP_KERNEL);
4091 if (!req)
4092 goto free_xbuf;
4093
4094 crypto_init_wait(&wait);
4095
4096 key = kmalloc(vecs->key_len + sizeof(u32) * 2 + vecs->param_len,
4097 GFP_KERNEL);
4098 if (!key)
4099 goto free_req;
4100 memcpy(key, vecs->key, vecs->key_len);
4101 ptr = key + vecs->key_len;
4102 ptr = test_pack_u32(ptr, vecs->algo);
4103 ptr = test_pack_u32(ptr, vecs->param_len);
4104 memcpy(ptr, vecs->params, vecs->param_len);
4105
4106 if (vecs->public_key_vec)
4107 err = crypto_akcipher_set_pub_key(tfm, key, vecs->key_len);
4108 else
4109 err = crypto_akcipher_set_priv_key(tfm, key, vecs->key_len);
4110 if (err)
4111 goto free_key;
4112
4113 /*
4114 * First run test which do not require a private key, such as
4115 * encrypt or verify.
4116 */
4117 err = -ENOMEM;
4118 out_len_max = crypto_akcipher_maxsize(tfm);
4119 outbuf_enc = kzalloc(out_len_max, GFP_KERNEL);
4120 if (!outbuf_enc)
4121 goto free_key;
4122
4123 if (!vecs->siggen_sigver_test) {
4124 m = vecs->m;
4125 m_size = vecs->m_size;
4126 c = vecs->c;
4127 c_size = vecs->c_size;
4128 op = "encrypt";
4129 } else {
4130 /* Swap args so we could keep plaintext (digest)
4131 * in vecs->m, and cooked signature in vecs->c.
4132 */
4133 m = vecs->c; /* signature */
4134 m_size = vecs->c_size;
4135 c = vecs->m; /* digest */
4136 c_size = vecs->m_size;
4137 op = "verify";
4138 }
4139
4140 err = -E2BIG;
4141 if (WARN_ON(m_size > PAGE_SIZE))
4142 goto free_all;
4143 memcpy(xbuf[0], m, m_size);
4144
4145 sg_init_table(src_tab, 3);
4146 sg_set_buf(&src_tab[0], xbuf[0], 8);
4147 sg_set_buf(&src_tab[1], xbuf[0] + 8, m_size - 8);
4148 if (vecs->siggen_sigver_test) {
4149 if (WARN_ON(c_size > PAGE_SIZE))
4150 goto free_all;
4151 memcpy(xbuf[1], c, c_size);
4152 sg_set_buf(&src_tab[2], xbuf[1], c_size);
4153 akcipher_request_set_crypt(req, src_tab, NULL, m_size, c_size);
4154 } else {
4155 sg_init_one(&dst, outbuf_enc, out_len_max);
4156 akcipher_request_set_crypt(req, src_tab, &dst, m_size,
4157 out_len_max);
4158 }
4159 akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
4160 crypto_req_done, &wait);
4161
4162 err = crypto_wait_req(vecs->siggen_sigver_test ?
4163 /* Run asymmetric signature verification */
4164 crypto_akcipher_verify(req) :
4165 /* Run asymmetric encrypt */
4166 crypto_akcipher_encrypt(req), &wait);
4167 if (err) {
4168 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4169 goto free_all;
4170 }
4171 if (!vecs->siggen_sigver_test && c) {
4172 if (req->dst_len != c_size) {
4173 pr_err("alg: akcipher: %s test failed. Invalid output len\n",
4174 op);
4175 err = -EINVAL;
4176 goto free_all;
4177 }
4178 /* verify that encrypted message is equal to expected */
4179 if (memcmp(c, outbuf_enc, c_size) != 0) {
4180 pr_err("alg: akcipher: %s test failed. Invalid output\n",
4181 op);
4182 hexdump(outbuf_enc, c_size);
4183 err = -EINVAL;
4184 goto free_all;
4185 }
4186 }
4187
4188 /*
4189 * Don't invoke (decrypt or sign) test which require a private key
4190 * for vectors with only a public key.
4191 */
4192 if (vecs->public_key_vec) {
4193 err = 0;
4194 goto free_all;
4195 }
4196 outbuf_dec = kzalloc(out_len_max, GFP_KERNEL);
4197 if (!outbuf_dec) {
4198 err = -ENOMEM;
4199 goto free_all;
4200 }
4201
4202 if (!vecs->siggen_sigver_test && !c) {
4203 c = outbuf_enc;
4204 c_size = req->dst_len;
4205 }
4206
4207 err = -E2BIG;
4208 op = vecs->siggen_sigver_test ? "sign" : "decrypt";
4209 if (WARN_ON(c_size > PAGE_SIZE))
4210 goto free_all;
4211 memcpy(xbuf[0], c, c_size);
4212
4213 sg_init_one(&src, xbuf[0], c_size);
4214 sg_init_one(&dst, outbuf_dec, out_len_max);
4215 crypto_init_wait(&wait);
4216 akcipher_request_set_crypt(req, &src, &dst, c_size, out_len_max);
4217
4218 err = crypto_wait_req(vecs->siggen_sigver_test ?
4219 /* Run asymmetric signature generation */
4220 crypto_akcipher_sign(req) :
4221 /* Run asymmetric decrypt */
4222 crypto_akcipher_decrypt(req), &wait);
4223 if (err) {
4224 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4225 goto free_all;
4226 }
4227 out_len = req->dst_len;
4228 if (out_len < m_size) {
4229 pr_err("alg: akcipher: %s test failed. Invalid output len %u\n",
4230 op, out_len);
4231 err = -EINVAL;
4232 goto free_all;
4233 }
4234 /* verify that decrypted message is equal to the original msg */
4235 if (memchr_inv(outbuf_dec, 0, out_len - m_size) ||
4236 memcmp(m, outbuf_dec + out_len - m_size, m_size)) {
4237 pr_err("alg: akcipher: %s test failed. Invalid output\n", op);
4238 hexdump(outbuf_dec, out_len);
4239 err = -EINVAL;
4240 }
4241free_all:
4242 kfree(outbuf_dec);
4243 kfree(outbuf_enc);
4244free_key:
4245 kfree(key);
4246free_req:
4247 akcipher_request_free(req);
4248free_xbuf:
4249 testmgr_free_buf(xbuf);
4250 return err;
4251}
4252
4253static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
4254 const struct akcipher_testvec *vecs,
4255 unsigned int tcount)
4256{
4257 const char *algo =
4258 crypto_tfm_alg_driver_name(crypto_akcipher_tfm(tfm));
4259 int ret, i;
4260
4261 for (i = 0; i < tcount; i++) {
4262 ret = test_akcipher_one(tfm, vecs++);
4263 if (!ret)
4264 continue;
4265
4266 pr_err("alg: akcipher: test %d failed for %s, err=%d\n",
4267 i + 1, algo, ret);
4268 return ret;
4269 }
4270 return 0;
4271}
4272
4273static int alg_test_akcipher(const struct alg_test_desc *desc,
4274 const char *driver, u32 type, u32 mask)
4275{
4276 struct crypto_akcipher *tfm;
4277 int err = 0;
4278
4279 tfm = crypto_alloc_akcipher(driver, type, mask);
4280 if (IS_ERR(tfm)) {
4281 pr_err("alg: akcipher: Failed to load tfm for %s: %ld\n",
4282 driver, PTR_ERR(tfm));
4283 return PTR_ERR(tfm);
4284 }
4285 if (desc->suite.akcipher.vecs)
4286 err = test_akcipher(tfm, desc->alg, desc->suite.akcipher.vecs,
4287 desc->suite.akcipher.count);
4288
4289 crypto_free_akcipher(tfm);
4290 return err;
4291}
4292
4293static int alg_test_null(const struct alg_test_desc *desc,
4294 const char *driver, u32 type, u32 mask)
4295{
4296 return 0;
4297}
4298
4299#define ____VECS(tv) .vecs = tv, .count = ARRAY_SIZE(tv)
4300#define __VECS(tv) { ____VECS(tv) }
4301
4302/* Please keep this list sorted by algorithm name. */
4303static const struct alg_test_desc alg_test_descs[] = {
4304 {
4305 .alg = "adiantum(xchacha12,aes)",
4306 .generic_driver = "adiantum(xchacha12-generic,aes-generic,nhpoly1305-generic)",
4307 .test = alg_test_skcipher,
4308 .suite = {
4309 .cipher = __VECS(adiantum_xchacha12_aes_tv_template)
4310 },
4311 }, {
4312 .alg = "adiantum(xchacha20,aes)",
4313 .generic_driver = "adiantum(xchacha20-generic,aes-generic,nhpoly1305-generic)",
4314 .test = alg_test_skcipher,
4315 .suite = {
4316 .cipher = __VECS(adiantum_xchacha20_aes_tv_template)
4317 },
4318 }, {
4319 .alg = "aegis128",
4320 .test = alg_test_aead,
4321 .suite = {
4322 .aead = __VECS(aegis128_tv_template)
4323 }
4324 }, {
4325 .alg = "ansi_cprng",
4326 .test = alg_test_cprng,
4327 .suite = {
4328 .cprng = __VECS(ansi_cprng_aes_tv_template)
4329 }
4330 }, {
4331 .alg = "authenc(hmac(md5),ecb(cipher_null))",
4332 .test = alg_test_aead,
4333 .suite = {
4334 .aead = __VECS(hmac_md5_ecb_cipher_null_tv_template)
4335 }
4336 }, {
4337 .alg = "authenc(hmac(sha1),cbc(aes))",
4338 .test = alg_test_aead,
4339 .fips_allowed = 1,
4340 .suite = {
4341 .aead = __VECS(hmac_sha1_aes_cbc_tv_temp)
4342 }
4343 }, {
4344 .alg = "authenc(hmac(sha1),cbc(des))",
4345 .test = alg_test_aead,
4346 .suite = {
4347 .aead = __VECS(hmac_sha1_des_cbc_tv_temp)
4348 }
4349 }, {
4350 .alg = "authenc(hmac(sha1),cbc(des3_ede))",
4351 .test = alg_test_aead,
4352 .suite = {
4353 .aead = __VECS(hmac_sha1_des3_ede_cbc_tv_temp)
4354 }
4355 }, {
4356 .alg = "authenc(hmac(sha1),ctr(aes))",
4357 .test = alg_test_null,
4358 .fips_allowed = 1,
4359 }, {
4360 .alg = "authenc(hmac(sha1),ecb(cipher_null))",
4361 .test = alg_test_aead,
4362 .suite = {
4363 .aead = __VECS(hmac_sha1_ecb_cipher_null_tv_temp)
4364 }
4365 }, {
4366 .alg = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
4367 .test = alg_test_null,
4368 .fips_allowed = 1,
4369 }, {
4370 .alg = "authenc(hmac(sha224),cbc(des))",
4371 .test = alg_test_aead,
4372 .suite = {
4373 .aead = __VECS(hmac_sha224_des_cbc_tv_temp)
4374 }
4375 }, {
4376 .alg = "authenc(hmac(sha224),cbc(des3_ede))",
4377 .test = alg_test_aead,
4378 .suite = {
4379 .aead = __VECS(hmac_sha224_des3_ede_cbc_tv_temp)
4380 }
4381 }, {
4382 .alg = "authenc(hmac(sha256),cbc(aes))",
4383 .test = alg_test_aead,
4384 .fips_allowed = 1,
4385 .suite = {
4386 .aead = __VECS(hmac_sha256_aes_cbc_tv_temp)
4387 }
4388 }, {
4389 .alg = "authenc(hmac(sha256),cbc(des))",
4390 .test = alg_test_aead,
4391 .suite = {
4392 .aead = __VECS(hmac_sha256_des_cbc_tv_temp)
4393 }
4394 }, {
4395 .alg = "authenc(hmac(sha256),cbc(des3_ede))",
4396 .test = alg_test_aead,
4397 .suite = {
4398 .aead = __VECS(hmac_sha256_des3_ede_cbc_tv_temp)
4399 }
4400 }, {
4401 .alg = "authenc(hmac(sha256),ctr(aes))",
4402 .test = alg_test_null,
4403 .fips_allowed = 1,
4404 }, {
4405 .alg = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
4406 .test = alg_test_null,
4407 .fips_allowed = 1,
4408 }, {
4409 .alg = "authenc(hmac(sha384),cbc(des))",
4410 .test = alg_test_aead,
4411 .suite = {
4412 .aead = __VECS(hmac_sha384_des_cbc_tv_temp)
4413 }
4414 }, {
4415 .alg = "authenc(hmac(sha384),cbc(des3_ede))",
4416 .test = alg_test_aead,
4417 .suite = {
4418 .aead = __VECS(hmac_sha384_des3_ede_cbc_tv_temp)
4419 }
4420 }, {
4421 .alg = "authenc(hmac(sha384),ctr(aes))",
4422 .test = alg_test_null,
4423 .fips_allowed = 1,
4424 }, {
4425 .alg = "authenc(hmac(sha384),rfc3686(ctr(aes)))",
4426 .test = alg_test_null,
4427 .fips_allowed = 1,
4428 }, {
4429 .alg = "authenc(hmac(sha512),cbc(aes))",
4430 .fips_allowed = 1,
4431 .test = alg_test_aead,
4432 .suite = {
4433 .aead = __VECS(hmac_sha512_aes_cbc_tv_temp)
4434 }
4435 }, {
4436 .alg = "authenc(hmac(sha512),cbc(des))",
4437 .test = alg_test_aead,
4438 .suite = {
4439 .aead = __VECS(hmac_sha512_des_cbc_tv_temp)
4440 }
4441 }, {
4442 .alg = "authenc(hmac(sha512),cbc(des3_ede))",
4443 .test = alg_test_aead,
4444 .suite = {
4445 .aead = __VECS(hmac_sha512_des3_ede_cbc_tv_temp)
4446 }
4447 }, {
4448 .alg = "authenc(hmac(sha512),ctr(aes))",
4449 .test = alg_test_null,
4450 .fips_allowed = 1,
4451 }, {
4452 .alg = "authenc(hmac(sha512),rfc3686(ctr(aes)))",
4453 .test = alg_test_null,
4454 .fips_allowed = 1,
4455 }, {
4456 .alg = "blake2b-160",
4457 .test = alg_test_hash,
4458 .fips_allowed = 0,
4459 .suite = {
4460 .hash = __VECS(blake2b_160_tv_template)
4461 }
4462 }, {
4463 .alg = "blake2b-256",
4464 .test = alg_test_hash,
4465 .fips_allowed = 0,
4466 .suite = {
4467 .hash = __VECS(blake2b_256_tv_template)
4468 }
4469 }, {
4470 .alg = "blake2b-384",
4471 .test = alg_test_hash,
4472 .fips_allowed = 0,
4473 .suite = {
4474 .hash = __VECS(blake2b_384_tv_template)
4475 }
4476 }, {
4477 .alg = "blake2b-512",
4478 .test = alg_test_hash,
4479 .fips_allowed = 0,
4480 .suite = {
4481 .hash = __VECS(blake2b_512_tv_template)
4482 }
4483 }, {
4484 .alg = "cbc(aes)",
4485 .test = alg_test_skcipher,
4486 .fips_allowed = 1,
4487 .suite = {
4488 .cipher = __VECS(aes_cbc_tv_template)
4489 },
4490 }, {
4491 .alg = "cbc(anubis)",
4492 .test = alg_test_skcipher,
4493 .suite = {
4494 .cipher = __VECS(anubis_cbc_tv_template)
4495 },
4496 }, {
4497 .alg = "cbc(aria)",
4498 .test = alg_test_skcipher,
4499 .suite = {
4500 .cipher = __VECS(aria_cbc_tv_template)
4501 },
4502 }, {
4503 .alg = "cbc(blowfish)",
4504 .test = alg_test_skcipher,
4505 .suite = {
4506 .cipher = __VECS(bf_cbc_tv_template)
4507 },
4508 }, {
4509 .alg = "cbc(camellia)",
4510 .test = alg_test_skcipher,
4511 .suite = {
4512 .cipher = __VECS(camellia_cbc_tv_template)
4513 },
4514 }, {
4515 .alg = "cbc(cast5)",
4516 .test = alg_test_skcipher,
4517 .suite = {
4518 .cipher = __VECS(cast5_cbc_tv_template)
4519 },
4520 }, {
4521 .alg = "cbc(cast6)",
4522 .test = alg_test_skcipher,
4523 .suite = {
4524 .cipher = __VECS(cast6_cbc_tv_template)
4525 },
4526 }, {
4527 .alg = "cbc(des)",
4528 .test = alg_test_skcipher,
4529 .suite = {
4530 .cipher = __VECS(des_cbc_tv_template)
4531 },
4532 }, {
4533 .alg = "cbc(des3_ede)",
4534 .test = alg_test_skcipher,
4535 .suite = {
4536 .cipher = __VECS(des3_ede_cbc_tv_template)
4537 },
4538 }, {
4539 /* Same as cbc(aes) except the key is stored in
4540 * hardware secure memory which we reference by index
4541 */
4542 .alg = "cbc(paes)",
4543 .test = alg_test_null,
4544 .fips_allowed = 1,
4545 }, {
4546 /* Same as cbc(sm4) except the key is stored in
4547 * hardware secure memory which we reference by index
4548 */
4549 .alg = "cbc(psm4)",
4550 .test = alg_test_null,
4551 }, {
4552 .alg = "cbc(serpent)",
4553 .test = alg_test_skcipher,
4554 .suite = {
4555 .cipher = __VECS(serpent_cbc_tv_template)
4556 },
4557 }, {
4558 .alg = "cbc(sm4)",
4559 .test = alg_test_skcipher,
4560 .suite = {
4561 .cipher = __VECS(sm4_cbc_tv_template)
4562 }
4563 }, {
4564 .alg = "cbc(twofish)",
4565 .test = alg_test_skcipher,
4566 .suite = {
4567 .cipher = __VECS(tf_cbc_tv_template)
4568 },
4569 }, {
4570#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4571 .alg = "cbc-paes-s390",
4572 .fips_allowed = 1,
4573 .test = alg_test_skcipher,
4574 .suite = {
4575 .cipher = __VECS(aes_cbc_tv_template)
4576 }
4577 }, {
4578#endif
4579 .alg = "cbcmac(aes)",
4580 .test = alg_test_hash,
4581 .suite = {
4582 .hash = __VECS(aes_cbcmac_tv_template)
4583 }
4584 }, {
4585 .alg = "cbcmac(sm4)",
4586 .test = alg_test_hash,
4587 .suite = {
4588 .hash = __VECS(sm4_cbcmac_tv_template)
4589 }
4590 }, {
4591 .alg = "ccm(aes)",
4592 .generic_driver = "ccm_base(ctr(aes-generic),cbcmac(aes-generic))",
4593 .test = alg_test_aead,
4594 .fips_allowed = 1,
4595 .suite = {
4596 .aead = {
4597 ____VECS(aes_ccm_tv_template),
4598 .einval_allowed = 1,
4599 }
4600 }
4601 }, {
4602 .alg = "ccm(sm4)",
4603 .generic_driver = "ccm_base(ctr(sm4-generic),cbcmac(sm4-generic))",
4604 .test = alg_test_aead,
4605 .suite = {
4606 .aead = {
4607 ____VECS(sm4_ccm_tv_template),
4608 .einval_allowed = 1,
4609 }
4610 }
4611 }, {
4612 .alg = "chacha20",
4613 .test = alg_test_skcipher,
4614 .suite = {
4615 .cipher = __VECS(chacha20_tv_template)
4616 },
4617 }, {
4618 .alg = "cmac(aes)",
4619 .fips_allowed = 1,
4620 .test = alg_test_hash,
4621 .suite = {
4622 .hash = __VECS(aes_cmac128_tv_template)
4623 }
4624 }, {
4625 .alg = "cmac(camellia)",
4626 .test = alg_test_hash,
4627 .suite = {
4628 .hash = __VECS(camellia_cmac128_tv_template)
4629 }
4630 }, {
4631 .alg = "cmac(des3_ede)",
4632 .test = alg_test_hash,
4633 .suite = {
4634 .hash = __VECS(des3_ede_cmac64_tv_template)
4635 }
4636 }, {
4637 .alg = "cmac(sm4)",
4638 .test = alg_test_hash,
4639 .suite = {
4640 .hash = __VECS(sm4_cmac128_tv_template)
4641 }
4642 }, {
4643 .alg = "compress_null",
4644 .test = alg_test_null,
4645 }, {
4646 .alg = "crc32",
4647 .test = alg_test_hash,
4648 .fips_allowed = 1,
4649 .suite = {
4650 .hash = __VECS(crc32_tv_template)
4651 }
4652 }, {
4653 .alg = "crc32c",
4654 .test = alg_test_crc32c,
4655 .fips_allowed = 1,
4656 .suite = {
4657 .hash = __VECS(crc32c_tv_template)
4658 }
4659 }, {
4660 .alg = "crc64-rocksoft",
4661 .test = alg_test_hash,
4662 .fips_allowed = 1,
4663 .suite = {
4664 .hash = __VECS(crc64_rocksoft_tv_template)
4665 }
4666 }, {
4667 .alg = "crct10dif",
4668 .test = alg_test_hash,
4669 .fips_allowed = 1,
4670 .suite = {
4671 .hash = __VECS(crct10dif_tv_template)
4672 }
4673 }, {
4674 .alg = "ctr(aes)",
4675 .test = alg_test_skcipher,
4676 .fips_allowed = 1,
4677 .suite = {
4678 .cipher = __VECS(aes_ctr_tv_template)
4679 }
4680 }, {
4681 .alg = "ctr(aria)",
4682 .test = alg_test_skcipher,
4683 .suite = {
4684 .cipher = __VECS(aria_ctr_tv_template)
4685 }
4686 }, {
4687 .alg = "ctr(blowfish)",
4688 .test = alg_test_skcipher,
4689 .suite = {
4690 .cipher = __VECS(bf_ctr_tv_template)
4691 }
4692 }, {
4693 .alg = "ctr(camellia)",
4694 .test = alg_test_skcipher,
4695 .suite = {
4696 .cipher = __VECS(camellia_ctr_tv_template)
4697 }
4698 }, {
4699 .alg = "ctr(cast5)",
4700 .test = alg_test_skcipher,
4701 .suite = {
4702 .cipher = __VECS(cast5_ctr_tv_template)
4703 }
4704 }, {
4705 .alg = "ctr(cast6)",
4706 .test = alg_test_skcipher,
4707 .suite = {
4708 .cipher = __VECS(cast6_ctr_tv_template)
4709 }
4710 }, {
4711 .alg = "ctr(des)",
4712 .test = alg_test_skcipher,
4713 .suite = {
4714 .cipher = __VECS(des_ctr_tv_template)
4715 }
4716 }, {
4717 .alg = "ctr(des3_ede)",
4718 .test = alg_test_skcipher,
4719 .suite = {
4720 .cipher = __VECS(des3_ede_ctr_tv_template)
4721 }
4722 }, {
4723 /* Same as ctr(aes) except the key is stored in
4724 * hardware secure memory which we reference by index
4725 */
4726 .alg = "ctr(paes)",
4727 .test = alg_test_null,
4728 .fips_allowed = 1,
4729 }, {
4730
4731 /* Same as ctr(sm4) except the key is stored in
4732 * hardware secure memory which we reference by index
4733 */
4734 .alg = "ctr(psm4)",
4735 .test = alg_test_null,
4736 }, {
4737 .alg = "ctr(serpent)",
4738 .test = alg_test_skcipher,
4739 .suite = {
4740 .cipher = __VECS(serpent_ctr_tv_template)
4741 }
4742 }, {
4743 .alg = "ctr(sm4)",
4744 .test = alg_test_skcipher,
4745 .suite = {
4746 .cipher = __VECS(sm4_ctr_tv_template)
4747 }
4748 }, {
4749 .alg = "ctr(twofish)",
4750 .test = alg_test_skcipher,
4751 .suite = {
4752 .cipher = __VECS(tf_ctr_tv_template)
4753 }
4754 }, {
4755#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4756 .alg = "ctr-paes-s390",
4757 .fips_allowed = 1,
4758 .test = alg_test_skcipher,
4759 .suite = {
4760 .cipher = __VECS(aes_ctr_tv_template)
4761 }
4762 }, {
4763#endif
4764 .alg = "cts(cbc(aes))",
4765 .test = alg_test_skcipher,
4766 .fips_allowed = 1,
4767 .suite = {
4768 .cipher = __VECS(cts_mode_tv_template)
4769 }
4770 }, {
4771 /* Same as cts(cbc((aes)) except the key is stored in
4772 * hardware secure memory which we reference by index
4773 */
4774 .alg = "cts(cbc(paes))",
4775 .test = alg_test_null,
4776 .fips_allowed = 1,
4777 }, {
4778 .alg = "cts(cbc(sm4))",
4779 .test = alg_test_skcipher,
4780 .suite = {
4781 .cipher = __VECS(sm4_cts_tv_template)
4782 }
4783 }, {
4784 .alg = "curve25519",
4785 .test = alg_test_kpp,
4786 .suite = {
4787 .kpp = __VECS(curve25519_tv_template)
4788 }
4789 }, {
4790 .alg = "deflate",
4791 .test = alg_test_comp,
4792 .fips_allowed = 1,
4793 .suite = {
4794 .comp = {
4795 .comp = __VECS(deflate_comp_tv_template),
4796 .decomp = __VECS(deflate_decomp_tv_template)
4797 }
4798 }
4799 }, {
4800 .alg = "deflate-iaa",
4801 .test = alg_test_comp,
4802 .fips_allowed = 1,
4803 .suite = {
4804 .comp = {
4805 .comp = __VECS(deflate_comp_tv_template),
4806 .decomp = __VECS(deflate_decomp_tv_template)
4807 }
4808 }
4809 }, {
4810 .alg = "dh",
4811 .test = alg_test_kpp,
4812 .suite = {
4813 .kpp = __VECS(dh_tv_template)
4814 }
4815 }, {
4816 .alg = "digest_null",
4817 .test = alg_test_null,
4818 }, {
4819 .alg = "drbg_nopr_ctr_aes128",
4820 .test = alg_test_drbg,
4821 .fips_allowed = 1,
4822 .suite = {
4823 .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4824 }
4825 }, {
4826 .alg = "drbg_nopr_ctr_aes192",
4827 .test = alg_test_drbg,
4828 .fips_allowed = 1,
4829 .suite = {
4830 .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4831 }
4832 }, {
4833 .alg = "drbg_nopr_ctr_aes256",
4834 .test = alg_test_drbg,
4835 .fips_allowed = 1,
4836 .suite = {
4837 .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4838 }
4839 }, {
4840 .alg = "drbg_nopr_hmac_sha256",
4841 .test = alg_test_drbg,
4842 .fips_allowed = 1,
4843 .suite = {
4844 .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4845 }
4846 }, {
4847 /*
4848 * There is no need to specifically test the DRBG with every
4849 * backend cipher -- covered by drbg_nopr_hmac_sha512 test
4850 */
4851 .alg = "drbg_nopr_hmac_sha384",
4852 .test = alg_test_null,
4853 }, {
4854 .alg = "drbg_nopr_hmac_sha512",
4855 .test = alg_test_drbg,
4856 .fips_allowed = 1,
4857 .suite = {
4858 .drbg = __VECS(drbg_nopr_hmac_sha512_tv_template)
4859 }
4860 }, {
4861 .alg = "drbg_nopr_sha256",
4862 .test = alg_test_drbg,
4863 .fips_allowed = 1,
4864 .suite = {
4865 .drbg = __VECS(drbg_nopr_sha256_tv_template)
4866 }
4867 }, {
4868 /* covered by drbg_nopr_sha256 test */
4869 .alg = "drbg_nopr_sha384",
4870 .test = alg_test_null,
4871 }, {
4872 .alg = "drbg_nopr_sha512",
4873 .fips_allowed = 1,
4874 .test = alg_test_null,
4875 }, {
4876 .alg = "drbg_pr_ctr_aes128",
4877 .test = alg_test_drbg,
4878 .fips_allowed = 1,
4879 .suite = {
4880 .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4881 }
4882 }, {
4883 /* covered by drbg_pr_ctr_aes128 test */
4884 .alg = "drbg_pr_ctr_aes192",
4885 .fips_allowed = 1,
4886 .test = alg_test_null,
4887 }, {
4888 .alg = "drbg_pr_ctr_aes256",
4889 .fips_allowed = 1,
4890 .test = alg_test_null,
4891 }, {
4892 .alg = "drbg_pr_hmac_sha256",
4893 .test = alg_test_drbg,
4894 .fips_allowed = 1,
4895 .suite = {
4896 .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4897 }
4898 }, {
4899 /* covered by drbg_pr_hmac_sha256 test */
4900 .alg = "drbg_pr_hmac_sha384",
4901 .test = alg_test_null,
4902 }, {
4903 .alg = "drbg_pr_hmac_sha512",
4904 .test = alg_test_null,
4905 .fips_allowed = 1,
4906 }, {
4907 .alg = "drbg_pr_sha256",
4908 .test = alg_test_drbg,
4909 .fips_allowed = 1,
4910 .suite = {
4911 .drbg = __VECS(drbg_pr_sha256_tv_template)
4912 }
4913 }, {
4914 /* covered by drbg_pr_sha256 test */
4915 .alg = "drbg_pr_sha384",
4916 .test = alg_test_null,
4917 }, {
4918 .alg = "drbg_pr_sha512",
4919 .fips_allowed = 1,
4920 .test = alg_test_null,
4921 }, {
4922 .alg = "ecb(aes)",
4923 .test = alg_test_skcipher,
4924 .fips_allowed = 1,
4925 .suite = {
4926 .cipher = __VECS(aes_tv_template)
4927 }
4928 }, {
4929 .alg = "ecb(anubis)",
4930 .test = alg_test_skcipher,
4931 .suite = {
4932 .cipher = __VECS(anubis_tv_template)
4933 }
4934 }, {
4935 .alg = "ecb(arc4)",
4936 .generic_driver = "arc4-generic",
4937 .test = alg_test_skcipher,
4938 .suite = {
4939 .cipher = __VECS(arc4_tv_template)
4940 }
4941 }, {
4942 .alg = "ecb(aria)",
4943 .test = alg_test_skcipher,
4944 .suite = {
4945 .cipher = __VECS(aria_tv_template)
4946 }
4947 }, {
4948 .alg = "ecb(blowfish)",
4949 .test = alg_test_skcipher,
4950 .suite = {
4951 .cipher = __VECS(bf_tv_template)
4952 }
4953 }, {
4954 .alg = "ecb(camellia)",
4955 .test = alg_test_skcipher,
4956 .suite = {
4957 .cipher = __VECS(camellia_tv_template)
4958 }
4959 }, {
4960 .alg = "ecb(cast5)",
4961 .test = alg_test_skcipher,
4962 .suite = {
4963 .cipher = __VECS(cast5_tv_template)
4964 }
4965 }, {
4966 .alg = "ecb(cast6)",
4967 .test = alg_test_skcipher,
4968 .suite = {
4969 .cipher = __VECS(cast6_tv_template)
4970 }
4971 }, {
4972 .alg = "ecb(cipher_null)",
4973 .test = alg_test_null,
4974 .fips_allowed = 1,
4975 }, {
4976 .alg = "ecb(des)",
4977 .test = alg_test_skcipher,
4978 .suite = {
4979 .cipher = __VECS(des_tv_template)
4980 }
4981 }, {
4982 .alg = "ecb(des3_ede)",
4983 .test = alg_test_skcipher,
4984 .suite = {
4985 .cipher = __VECS(des3_ede_tv_template)
4986 }
4987 }, {
4988 .alg = "ecb(fcrypt)",
4989 .test = alg_test_skcipher,
4990 .suite = {
4991 .cipher = {
4992 .vecs = fcrypt_pcbc_tv_template,
4993 .count = 1
4994 }
4995 }
4996 }, {
4997 .alg = "ecb(khazad)",
4998 .test = alg_test_skcipher,
4999 .suite = {
5000 .cipher = __VECS(khazad_tv_template)
5001 }
5002 }, {
5003 /* Same as ecb(aes) except the key is stored in
5004 * hardware secure memory which we reference by index
5005 */
5006 .alg = "ecb(paes)",
5007 .test = alg_test_null,
5008 .fips_allowed = 1,
5009 }, {
5010 .alg = "ecb(seed)",
5011 .test = alg_test_skcipher,
5012 .suite = {
5013 .cipher = __VECS(seed_tv_template)
5014 }
5015 }, {
5016 .alg = "ecb(serpent)",
5017 .test = alg_test_skcipher,
5018 .suite = {
5019 .cipher = __VECS(serpent_tv_template)
5020 }
5021 }, {
5022 .alg = "ecb(sm4)",
5023 .test = alg_test_skcipher,
5024 .suite = {
5025 .cipher = __VECS(sm4_tv_template)
5026 }
5027 }, {
5028 .alg = "ecb(tea)",
5029 .test = alg_test_skcipher,
5030 .suite = {
5031 .cipher = __VECS(tea_tv_template)
5032 }
5033 }, {
5034 .alg = "ecb(twofish)",
5035 .test = alg_test_skcipher,
5036 .suite = {
5037 .cipher = __VECS(tf_tv_template)
5038 }
5039 }, {
5040 .alg = "ecb(xeta)",
5041 .test = alg_test_skcipher,
5042 .suite = {
5043 .cipher = __VECS(xeta_tv_template)
5044 }
5045 }, {
5046 .alg = "ecb(xtea)",
5047 .test = alg_test_skcipher,
5048 .suite = {
5049 .cipher = __VECS(xtea_tv_template)
5050 }
5051 }, {
5052#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5053 .alg = "ecb-paes-s390",
5054 .fips_allowed = 1,
5055 .test = alg_test_skcipher,
5056 .suite = {
5057 .cipher = __VECS(aes_tv_template)
5058 }
5059 }, {
5060#endif
5061 .alg = "ecdh-nist-p192",
5062 .test = alg_test_kpp,
5063 .suite = {
5064 .kpp = __VECS(ecdh_p192_tv_template)
5065 }
5066 }, {
5067 .alg = "ecdh-nist-p256",
5068 .test = alg_test_kpp,
5069 .fips_allowed = 1,
5070 .suite = {
5071 .kpp = __VECS(ecdh_p256_tv_template)
5072 }
5073 }, {
5074 .alg = "ecdh-nist-p384",
5075 .test = alg_test_kpp,
5076 .fips_allowed = 1,
5077 .suite = {
5078 .kpp = __VECS(ecdh_p384_tv_template)
5079 }
5080 }, {
5081 .alg = "ecdsa-nist-p192",
5082 .test = alg_test_akcipher,
5083 .suite = {
5084 .akcipher = __VECS(ecdsa_nist_p192_tv_template)
5085 }
5086 }, {
5087 .alg = "ecdsa-nist-p256",
5088 .test = alg_test_akcipher,
5089 .fips_allowed = 1,
5090 .suite = {
5091 .akcipher = __VECS(ecdsa_nist_p256_tv_template)
5092 }
5093 }, {
5094 .alg = "ecdsa-nist-p384",
5095 .test = alg_test_akcipher,
5096 .fips_allowed = 1,
5097 .suite = {
5098 .akcipher = __VECS(ecdsa_nist_p384_tv_template)
5099 }
5100 }, {
5101 .alg = "ecrdsa",
5102 .test = alg_test_akcipher,
5103 .suite = {
5104 .akcipher = __VECS(ecrdsa_tv_template)
5105 }
5106 }, {
5107 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
5108 .test = alg_test_aead,
5109 .fips_allowed = 1,
5110 .suite = {
5111 .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
5112 }
5113 }, {
5114 .alg = "essiv(cbc(aes),sha256)",
5115 .test = alg_test_skcipher,
5116 .fips_allowed = 1,
5117 .suite = {
5118 .cipher = __VECS(essiv_aes_cbc_tv_template)
5119 }
5120 }, {
5121#if IS_ENABLED(CONFIG_CRYPTO_DH_RFC7919_GROUPS)
5122 .alg = "ffdhe2048(dh)",
5123 .test = alg_test_kpp,
5124 .fips_allowed = 1,
5125 .suite = {
5126 .kpp = __VECS(ffdhe2048_dh_tv_template)
5127 }
5128 }, {
5129 .alg = "ffdhe3072(dh)",
5130 .test = alg_test_kpp,
5131 .fips_allowed = 1,
5132 .suite = {
5133 .kpp = __VECS(ffdhe3072_dh_tv_template)
5134 }
5135 }, {
5136 .alg = "ffdhe4096(dh)",
5137 .test = alg_test_kpp,
5138 .fips_allowed = 1,
5139 .suite = {
5140 .kpp = __VECS(ffdhe4096_dh_tv_template)
5141 }
5142 }, {
5143 .alg = "ffdhe6144(dh)",
5144 .test = alg_test_kpp,
5145 .fips_allowed = 1,
5146 .suite = {
5147 .kpp = __VECS(ffdhe6144_dh_tv_template)
5148 }
5149 }, {
5150 .alg = "ffdhe8192(dh)",
5151 .test = alg_test_kpp,
5152 .fips_allowed = 1,
5153 .suite = {
5154 .kpp = __VECS(ffdhe8192_dh_tv_template)
5155 }
5156 }, {
5157#endif /* CONFIG_CRYPTO_DH_RFC7919_GROUPS */
5158 .alg = "gcm(aes)",
5159 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
5160 .test = alg_test_aead,
5161 .fips_allowed = 1,
5162 .suite = {
5163 .aead = __VECS(aes_gcm_tv_template)
5164 }
5165 }, {
5166 .alg = "gcm(aria)",
5167 .generic_driver = "gcm_base(ctr(aria-generic),ghash-generic)",
5168 .test = alg_test_aead,
5169 .suite = {
5170 .aead = __VECS(aria_gcm_tv_template)
5171 }
5172 }, {
5173 .alg = "gcm(sm4)",
5174 .generic_driver = "gcm_base(ctr(sm4-generic),ghash-generic)",
5175 .test = alg_test_aead,
5176 .suite = {
5177 .aead = __VECS(sm4_gcm_tv_template)
5178 }
5179 }, {
5180 .alg = "ghash",
5181 .test = alg_test_hash,
5182 .suite = {
5183 .hash = __VECS(ghash_tv_template)
5184 }
5185 }, {
5186 .alg = "hctr2(aes)",
5187 .generic_driver =
5188 "hctr2_base(xctr(aes-generic),polyval-generic)",
5189 .test = alg_test_skcipher,
5190 .suite = {
5191 .cipher = __VECS(aes_hctr2_tv_template)
5192 }
5193 }, {
5194 .alg = "hmac(md5)",
5195 .test = alg_test_hash,
5196 .suite = {
5197 .hash = __VECS(hmac_md5_tv_template)
5198 }
5199 }, {
5200 .alg = "hmac(rmd160)",
5201 .test = alg_test_hash,
5202 .suite = {
5203 .hash = __VECS(hmac_rmd160_tv_template)
5204 }
5205 }, {
5206 .alg = "hmac(sha1)",
5207 .test = alg_test_hash,
5208 .fips_allowed = 1,
5209 .suite = {
5210 .hash = __VECS(hmac_sha1_tv_template)
5211 }
5212 }, {
5213 .alg = "hmac(sha224)",
5214 .test = alg_test_hash,
5215 .fips_allowed = 1,
5216 .suite = {
5217 .hash = __VECS(hmac_sha224_tv_template)
5218 }
5219 }, {
5220 .alg = "hmac(sha256)",
5221 .test = alg_test_hash,
5222 .fips_allowed = 1,
5223 .suite = {
5224 .hash = __VECS(hmac_sha256_tv_template)
5225 }
5226 }, {
5227 .alg = "hmac(sha3-224)",
5228 .test = alg_test_hash,
5229 .fips_allowed = 1,
5230 .suite = {
5231 .hash = __VECS(hmac_sha3_224_tv_template)
5232 }
5233 }, {
5234 .alg = "hmac(sha3-256)",
5235 .test = alg_test_hash,
5236 .fips_allowed = 1,
5237 .suite = {
5238 .hash = __VECS(hmac_sha3_256_tv_template)
5239 }
5240 }, {
5241 .alg = "hmac(sha3-384)",
5242 .test = alg_test_hash,
5243 .fips_allowed = 1,
5244 .suite = {
5245 .hash = __VECS(hmac_sha3_384_tv_template)
5246 }
5247 }, {
5248 .alg = "hmac(sha3-512)",
5249 .test = alg_test_hash,
5250 .fips_allowed = 1,
5251 .suite = {
5252 .hash = __VECS(hmac_sha3_512_tv_template)
5253 }
5254 }, {
5255 .alg = "hmac(sha384)",
5256 .test = alg_test_hash,
5257 .fips_allowed = 1,
5258 .suite = {
5259 .hash = __VECS(hmac_sha384_tv_template)
5260 }
5261 }, {
5262 .alg = "hmac(sha512)",
5263 .test = alg_test_hash,
5264 .fips_allowed = 1,
5265 .suite = {
5266 .hash = __VECS(hmac_sha512_tv_template)
5267 }
5268 }, {
5269 .alg = "hmac(sm3)",
5270 .test = alg_test_hash,
5271 .suite = {
5272 .hash = __VECS(hmac_sm3_tv_template)
5273 }
5274 }, {
5275 .alg = "hmac(streebog256)",
5276 .test = alg_test_hash,
5277 .suite = {
5278 .hash = __VECS(hmac_streebog256_tv_template)
5279 }
5280 }, {
5281 .alg = "hmac(streebog512)",
5282 .test = alg_test_hash,
5283 .suite = {
5284 .hash = __VECS(hmac_streebog512_tv_template)
5285 }
5286 }, {
5287 .alg = "jitterentropy_rng",
5288 .fips_allowed = 1,
5289 .test = alg_test_null,
5290 }, {
5291 .alg = "kw(aes)",
5292 .test = alg_test_skcipher,
5293 .fips_allowed = 1,
5294 .suite = {
5295 .cipher = __VECS(aes_kw_tv_template)
5296 }
5297 }, {
5298 .alg = "lrw(aes)",
5299 .generic_driver = "lrw(ecb(aes-generic))",
5300 .test = alg_test_skcipher,
5301 .suite = {
5302 .cipher = __VECS(aes_lrw_tv_template)
5303 }
5304 }, {
5305 .alg = "lrw(camellia)",
5306 .generic_driver = "lrw(ecb(camellia-generic))",
5307 .test = alg_test_skcipher,
5308 .suite = {
5309 .cipher = __VECS(camellia_lrw_tv_template)
5310 }
5311 }, {
5312 .alg = "lrw(cast6)",
5313 .generic_driver = "lrw(ecb(cast6-generic))",
5314 .test = alg_test_skcipher,
5315 .suite = {
5316 .cipher = __VECS(cast6_lrw_tv_template)
5317 }
5318 }, {
5319 .alg = "lrw(serpent)",
5320 .generic_driver = "lrw(ecb(serpent-generic))",
5321 .test = alg_test_skcipher,
5322 .suite = {
5323 .cipher = __VECS(serpent_lrw_tv_template)
5324 }
5325 }, {
5326 .alg = "lrw(twofish)",
5327 .generic_driver = "lrw(ecb(twofish-generic))",
5328 .test = alg_test_skcipher,
5329 .suite = {
5330 .cipher = __VECS(tf_lrw_tv_template)
5331 }
5332 }, {
5333 .alg = "lz4",
5334 .test = alg_test_comp,
5335 .fips_allowed = 1,
5336 .suite = {
5337 .comp = {
5338 .comp = __VECS(lz4_comp_tv_template),
5339 .decomp = __VECS(lz4_decomp_tv_template)
5340 }
5341 }
5342 }, {
5343 .alg = "lz4hc",
5344 .test = alg_test_comp,
5345 .fips_allowed = 1,
5346 .suite = {
5347 .comp = {
5348 .comp = __VECS(lz4hc_comp_tv_template),
5349 .decomp = __VECS(lz4hc_decomp_tv_template)
5350 }
5351 }
5352 }, {
5353 .alg = "lzo",
5354 .test = alg_test_comp,
5355 .fips_allowed = 1,
5356 .suite = {
5357 .comp = {
5358 .comp = __VECS(lzo_comp_tv_template),
5359 .decomp = __VECS(lzo_decomp_tv_template)
5360 }
5361 }
5362 }, {
5363 .alg = "lzo-rle",
5364 .test = alg_test_comp,
5365 .fips_allowed = 1,
5366 .suite = {
5367 .comp = {
5368 .comp = __VECS(lzorle_comp_tv_template),
5369 .decomp = __VECS(lzorle_decomp_tv_template)
5370 }
5371 }
5372 }, {
5373 .alg = "md4",
5374 .test = alg_test_hash,
5375 .suite = {
5376 .hash = __VECS(md4_tv_template)
5377 }
5378 }, {
5379 .alg = "md5",
5380 .test = alg_test_hash,
5381 .suite = {
5382 .hash = __VECS(md5_tv_template)
5383 }
5384 }, {
5385 .alg = "michael_mic",
5386 .test = alg_test_hash,
5387 .suite = {
5388 .hash = __VECS(michael_mic_tv_template)
5389 }
5390 }, {
5391 .alg = "nhpoly1305",
5392 .test = alg_test_hash,
5393 .suite = {
5394 .hash = __VECS(nhpoly1305_tv_template)
5395 }
5396 }, {
5397 .alg = "pcbc(fcrypt)",
5398 .test = alg_test_skcipher,
5399 .suite = {
5400 .cipher = __VECS(fcrypt_pcbc_tv_template)
5401 }
5402 }, {
5403 .alg = "pkcs1pad(rsa,sha224)",
5404 .test = alg_test_null,
5405 .fips_allowed = 1,
5406 }, {
5407 .alg = "pkcs1pad(rsa,sha256)",
5408 .test = alg_test_akcipher,
5409 .fips_allowed = 1,
5410 .suite = {
5411 .akcipher = __VECS(pkcs1pad_rsa_tv_template)
5412 }
5413 }, {
5414 .alg = "pkcs1pad(rsa,sha3-256)",
5415 .test = alg_test_null,
5416 .fips_allowed = 1,
5417 }, {
5418 .alg = "pkcs1pad(rsa,sha3-384)",
5419 .test = alg_test_null,
5420 .fips_allowed = 1,
5421 }, {
5422 .alg = "pkcs1pad(rsa,sha3-512)",
5423 .test = alg_test_null,
5424 .fips_allowed = 1,
5425 }, {
5426 .alg = "pkcs1pad(rsa,sha384)",
5427 .test = alg_test_null,
5428 .fips_allowed = 1,
5429 }, {
5430 .alg = "pkcs1pad(rsa,sha512)",
5431 .test = alg_test_null,
5432 .fips_allowed = 1,
5433 }, {
5434 .alg = "poly1305",
5435 .test = alg_test_hash,
5436 .suite = {
5437 .hash = __VECS(poly1305_tv_template)
5438 }
5439 }, {
5440 .alg = "polyval",
5441 .test = alg_test_hash,
5442 .suite = {
5443 .hash = __VECS(polyval_tv_template)
5444 }
5445 }, {
5446 .alg = "rfc3686(ctr(aes))",
5447 .test = alg_test_skcipher,
5448 .fips_allowed = 1,
5449 .suite = {
5450 .cipher = __VECS(aes_ctr_rfc3686_tv_template)
5451 }
5452 }, {
5453 .alg = "rfc3686(ctr(sm4))",
5454 .test = alg_test_skcipher,
5455 .suite = {
5456 .cipher = __VECS(sm4_ctr_rfc3686_tv_template)
5457 }
5458 }, {
5459 .alg = "rfc4106(gcm(aes))",
5460 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
5461 .test = alg_test_aead,
5462 .fips_allowed = 1,
5463 .suite = {
5464 .aead = {
5465 ____VECS(aes_gcm_rfc4106_tv_template),
5466 .einval_allowed = 1,
5467 .aad_iv = 1,
5468 }
5469 }
5470 }, {
5471 .alg = "rfc4309(ccm(aes))",
5472 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
5473 .test = alg_test_aead,
5474 .fips_allowed = 1,
5475 .suite = {
5476 .aead = {
5477 ____VECS(aes_ccm_rfc4309_tv_template),
5478 .einval_allowed = 1,
5479 .aad_iv = 1,
5480 }
5481 }
5482 }, {
5483 .alg = "rfc4543(gcm(aes))",
5484 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
5485 .test = alg_test_aead,
5486 .suite = {
5487 .aead = {
5488 ____VECS(aes_gcm_rfc4543_tv_template),
5489 .einval_allowed = 1,
5490 .aad_iv = 1,
5491 }
5492 }
5493 }, {
5494 .alg = "rfc7539(chacha20,poly1305)",
5495 .test = alg_test_aead,
5496 .suite = {
5497 .aead = __VECS(rfc7539_tv_template)
5498 }
5499 }, {
5500 .alg = "rfc7539esp(chacha20,poly1305)",
5501 .test = alg_test_aead,
5502 .suite = {
5503 .aead = {
5504 ____VECS(rfc7539esp_tv_template),
5505 .einval_allowed = 1,
5506 .aad_iv = 1,
5507 }
5508 }
5509 }, {
5510 .alg = "rmd160",
5511 .test = alg_test_hash,
5512 .suite = {
5513 .hash = __VECS(rmd160_tv_template)
5514 }
5515 }, {
5516 .alg = "rsa",
5517 .test = alg_test_akcipher,
5518 .fips_allowed = 1,
5519 .suite = {
5520 .akcipher = __VECS(rsa_tv_template)
5521 }
5522 }, {
5523 .alg = "sha1",
5524 .test = alg_test_hash,
5525 .fips_allowed = 1,
5526 .suite = {
5527 .hash = __VECS(sha1_tv_template)
5528 }
5529 }, {
5530 .alg = "sha224",
5531 .test = alg_test_hash,
5532 .fips_allowed = 1,
5533 .suite = {
5534 .hash = __VECS(sha224_tv_template)
5535 }
5536 }, {
5537 .alg = "sha256",
5538 .test = alg_test_hash,
5539 .fips_allowed = 1,
5540 .suite = {
5541 .hash = __VECS(sha256_tv_template)
5542 }
5543 }, {
5544 .alg = "sha3-224",
5545 .test = alg_test_hash,
5546 .fips_allowed = 1,
5547 .suite = {
5548 .hash = __VECS(sha3_224_tv_template)
5549 }
5550 }, {
5551 .alg = "sha3-256",
5552 .test = alg_test_hash,
5553 .fips_allowed = 1,
5554 .suite = {
5555 .hash = __VECS(sha3_256_tv_template)
5556 }
5557 }, {
5558 .alg = "sha3-384",
5559 .test = alg_test_hash,
5560 .fips_allowed = 1,
5561 .suite = {
5562 .hash = __VECS(sha3_384_tv_template)
5563 }
5564 }, {
5565 .alg = "sha3-512",
5566 .test = alg_test_hash,
5567 .fips_allowed = 1,
5568 .suite = {
5569 .hash = __VECS(sha3_512_tv_template)
5570 }
5571 }, {
5572 .alg = "sha384",
5573 .test = alg_test_hash,
5574 .fips_allowed = 1,
5575 .suite = {
5576 .hash = __VECS(sha384_tv_template)
5577 }
5578 }, {
5579 .alg = "sha512",
5580 .test = alg_test_hash,
5581 .fips_allowed = 1,
5582 .suite = {
5583 .hash = __VECS(sha512_tv_template)
5584 }
5585 }, {
5586 .alg = "sm2",
5587 .test = alg_test_akcipher,
5588 .suite = {
5589 .akcipher = __VECS(sm2_tv_template)
5590 }
5591 }, {
5592 .alg = "sm3",
5593 .test = alg_test_hash,
5594 .suite = {
5595 .hash = __VECS(sm3_tv_template)
5596 }
5597 }, {
5598 .alg = "streebog256",
5599 .test = alg_test_hash,
5600 .suite = {
5601 .hash = __VECS(streebog256_tv_template)
5602 }
5603 }, {
5604 .alg = "streebog512",
5605 .test = alg_test_hash,
5606 .suite = {
5607 .hash = __VECS(streebog512_tv_template)
5608 }
5609 }, {
5610 .alg = "vmac64(aes)",
5611 .test = alg_test_hash,
5612 .suite = {
5613 .hash = __VECS(vmac64_aes_tv_template)
5614 }
5615 }, {
5616 .alg = "wp256",
5617 .test = alg_test_hash,
5618 .suite = {
5619 .hash = __VECS(wp256_tv_template)
5620 }
5621 }, {
5622 .alg = "wp384",
5623 .test = alg_test_hash,
5624 .suite = {
5625 .hash = __VECS(wp384_tv_template)
5626 }
5627 }, {
5628 .alg = "wp512",
5629 .test = alg_test_hash,
5630 .suite = {
5631 .hash = __VECS(wp512_tv_template)
5632 }
5633 }, {
5634 .alg = "xcbc(aes)",
5635 .test = alg_test_hash,
5636 .suite = {
5637 .hash = __VECS(aes_xcbc128_tv_template)
5638 }
5639 }, {
5640 .alg = "xcbc(sm4)",
5641 .test = alg_test_hash,
5642 .suite = {
5643 .hash = __VECS(sm4_xcbc128_tv_template)
5644 }
5645 }, {
5646 .alg = "xchacha12",
5647 .test = alg_test_skcipher,
5648 .suite = {
5649 .cipher = __VECS(xchacha12_tv_template)
5650 },
5651 }, {
5652 .alg = "xchacha20",
5653 .test = alg_test_skcipher,
5654 .suite = {
5655 .cipher = __VECS(xchacha20_tv_template)
5656 },
5657 }, {
5658 .alg = "xctr(aes)",
5659 .test = alg_test_skcipher,
5660 .suite = {
5661 .cipher = __VECS(aes_xctr_tv_template)
5662 }
5663 }, {
5664 .alg = "xts(aes)",
5665 .generic_driver = "xts(ecb(aes-generic))",
5666 .test = alg_test_skcipher,
5667 .fips_allowed = 1,
5668 .suite = {
5669 .cipher = __VECS(aes_xts_tv_template)
5670 }
5671 }, {
5672 .alg = "xts(camellia)",
5673 .generic_driver = "xts(ecb(camellia-generic))",
5674 .test = alg_test_skcipher,
5675 .suite = {
5676 .cipher = __VECS(camellia_xts_tv_template)
5677 }
5678 }, {
5679 .alg = "xts(cast6)",
5680 .generic_driver = "xts(ecb(cast6-generic))",
5681 .test = alg_test_skcipher,
5682 .suite = {
5683 .cipher = __VECS(cast6_xts_tv_template)
5684 }
5685 }, {
5686 /* Same as xts(aes) except the key is stored in
5687 * hardware secure memory which we reference by index
5688 */
5689 .alg = "xts(paes)",
5690 .test = alg_test_null,
5691 .fips_allowed = 1,
5692 }, {
5693 .alg = "xts(serpent)",
5694 .generic_driver = "xts(ecb(serpent-generic))",
5695 .test = alg_test_skcipher,
5696 .suite = {
5697 .cipher = __VECS(serpent_xts_tv_template)
5698 }
5699 }, {
5700 .alg = "xts(sm4)",
5701 .generic_driver = "xts(ecb(sm4-generic))",
5702 .test = alg_test_skcipher,
5703 .suite = {
5704 .cipher = __VECS(sm4_xts_tv_template)
5705 }
5706 }, {
5707 .alg = "xts(twofish)",
5708 .generic_driver = "xts(ecb(twofish-generic))",
5709 .test = alg_test_skcipher,
5710 .suite = {
5711 .cipher = __VECS(tf_xts_tv_template)
5712 }
5713 }, {
5714#if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5715 .alg = "xts-paes-s390",
5716 .fips_allowed = 1,
5717 .test = alg_test_skcipher,
5718 .suite = {
5719 .cipher = __VECS(aes_xts_tv_template)
5720 }
5721 }, {
5722#endif
5723 .alg = "xts4096(paes)",
5724 .test = alg_test_null,
5725 .fips_allowed = 1,
5726 }, {
5727 .alg = "xts512(paes)",
5728 .test = alg_test_null,
5729 .fips_allowed = 1,
5730 }, {
5731 .alg = "xxhash64",
5732 .test = alg_test_hash,
5733 .fips_allowed = 1,
5734 .suite = {
5735 .hash = __VECS(xxhash64_tv_template)
5736 }
5737 }, {
5738 .alg = "zstd",
5739 .test = alg_test_comp,
5740 .fips_allowed = 1,
5741 .suite = {
5742 .comp = {
5743 .comp = __VECS(zstd_comp_tv_template),
5744 .decomp = __VECS(zstd_decomp_tv_template)
5745 }
5746 }
5747 }
5748};
5749
5750static void alg_check_test_descs_order(void)
5751{
5752 int i;
5753
5754 for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5755 int diff = strcmp(alg_test_descs[i - 1].alg,
5756 alg_test_descs[i].alg);
5757
5758 if (WARN_ON(diff > 0)) {
5759 pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5760 alg_test_descs[i - 1].alg,
5761 alg_test_descs[i].alg);
5762 }
5763
5764 if (WARN_ON(diff == 0)) {
5765 pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5766 alg_test_descs[i].alg);
5767 }
5768 }
5769}
5770
5771static void alg_check_testvec_configs(void)
5772{
5773 int i;
5774
5775 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5776 WARN_ON(!valid_testvec_config(
5777 &default_cipher_testvec_configs[i]));
5778
5779 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5780 WARN_ON(!valid_testvec_config(
5781 &default_hash_testvec_configs[i]));
5782}
5783
5784static void testmgr_onetime_init(void)
5785{
5786 alg_check_test_descs_order();
5787 alg_check_testvec_configs();
5788
5789#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5790 pr_warn("alg: extra crypto tests enabled. This is intended for developer use only.\n");
5791#endif
5792}
5793
5794static int alg_find_test(const char *alg)
5795{
5796 int start = 0;
5797 int end = ARRAY_SIZE(alg_test_descs);
5798
5799 while (start < end) {
5800 int i = (start + end) / 2;
5801 int diff = strcmp(alg_test_descs[i].alg, alg);
5802
5803 if (diff > 0) {
5804 end = i;
5805 continue;
5806 }
5807
5808 if (diff < 0) {
5809 start = i + 1;
5810 continue;
5811 }
5812
5813 return i;
5814 }
5815
5816 return -1;
5817}
5818
5819static int alg_fips_disabled(const char *driver, const char *alg)
5820{
5821 pr_info("alg: %s (%s) is disabled due to FIPS\n", alg, driver);
5822
5823 return -ECANCELED;
5824}
5825
5826int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5827{
5828 int i;
5829 int j;
5830 int rc;
5831
5832 if (!fips_enabled && notests) {
5833 printk_once(KERN_INFO "alg: self-tests disabled\n");
5834 return 0;
5835 }
5836
5837 DO_ONCE(testmgr_onetime_init);
5838
5839 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5840 char nalg[CRYPTO_MAX_ALG_NAME];
5841
5842 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5843 sizeof(nalg))
5844 return -ENAMETOOLONG;
5845
5846 i = alg_find_test(nalg);
5847 if (i < 0)
5848 goto notest;
5849
5850 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5851 goto non_fips_alg;
5852
5853 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5854 goto test_done;
5855 }
5856
5857 i = alg_find_test(alg);
5858 j = alg_find_test(driver);
5859 if (i < 0 && j < 0)
5860 goto notest;
5861
5862 if (fips_enabled) {
5863 if (j >= 0 && !alg_test_descs[j].fips_allowed)
5864 return -EINVAL;
5865
5866 if (i >= 0 && !alg_test_descs[i].fips_allowed)
5867 goto non_fips_alg;
5868 }
5869
5870 rc = 0;
5871 if (i >= 0)
5872 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5873 type, mask);
5874 if (j >= 0 && j != i)
5875 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5876 type, mask);
5877
5878test_done:
5879 if (rc) {
5880 if (fips_enabled || panic_on_fail) {
5881 fips_fail_notify();
5882 panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5883 driver, alg,
5884 fips_enabled ? "fips" : "panic_on_fail");
5885 }
5886 pr_warn("alg: self-tests for %s using %s failed (rc=%d)",
5887 alg, driver, rc);
5888 WARN(rc != -ENOENT,
5889 "alg: self-tests for %s using %s failed (rc=%d)",
5890 alg, driver, rc);
5891 } else {
5892 if (fips_enabled)
5893 pr_info("alg: self-tests for %s (%s) passed\n",
5894 driver, alg);
5895 }
5896
5897 return rc;
5898
5899notest:
5900 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_LSKCIPHER) {
5901 char nalg[CRYPTO_MAX_ALG_NAME];
5902
5903 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5904 sizeof(nalg))
5905 goto notest2;
5906
5907 i = alg_find_test(nalg);
5908 if (i < 0)
5909 goto notest2;
5910
5911 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5912 goto non_fips_alg;
5913
5914 rc = alg_test_skcipher(alg_test_descs + i, driver, type, mask);
5915 goto test_done;
5916 }
5917
5918notest2:
5919 printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5920
5921 if (type & CRYPTO_ALG_FIPS_INTERNAL)
5922 return alg_fips_disabled(driver, alg);
5923
5924 return 0;
5925non_fips_alg:
5926 return alg_fips_disabled(driver, alg);
5927}
5928
5929#endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5930
5931EXPORT_SYMBOL_GPL(alg_test);
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Algorithm testing framework and tests.
4 *
5 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
6 * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
7 * Copyright (c) 2007 Nokia Siemens Networks
8 * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
9 * Copyright (c) 2019 Google LLC
10 *
11 * Updated RFC4106 AES-GCM testing.
12 * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com)
13 * Adrian Hoban <adrian.hoban@intel.com>
14 * Gabriele Paoloni <gabriele.paoloni@intel.com>
15 * Tadeusz Struk (tadeusz.struk@intel.com)
16 * Copyright (c) 2010, Intel Corporation.
17 */
18
19#include <crypto/aead.h>
20#include <crypto/hash.h>
21#include <crypto/skcipher.h>
22#include <linux/err.h>
23#include <linux/fips.h>
24#include <linux/module.h>
25#include <linux/once.h>
26#include <linux/random.h>
27#include <linux/scatterlist.h>
28#include <linux/slab.h>
29#include <linux/string.h>
30#include <crypto/rng.h>
31#include <crypto/drbg.h>
32#include <crypto/akcipher.h>
33#include <crypto/kpp.h>
34#include <crypto/acompress.h>
35#include <crypto/internal/simd.h>
36
37#include "internal.h"
38
39static bool notests;
40module_param(notests, bool, 0644);
41MODULE_PARM_DESC(notests, "disable crypto self-tests");
42
43static bool panic_on_fail;
44module_param(panic_on_fail, bool, 0444);
45
46#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
47static bool noextratests;
48module_param(noextratests, bool, 0644);
49MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests");
50
51static unsigned int fuzz_iterations = 100;
52module_param(fuzz_iterations, uint, 0644);
53MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations");
54
55DEFINE_PER_CPU(bool, crypto_simd_disabled_for_test);
56EXPORT_PER_CPU_SYMBOL_GPL(crypto_simd_disabled_for_test);
57#endif
58
59#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
60
61/* a perfect nop */
62int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
63{
64 return 0;
65}
66
67#else
68
69#include "testmgr.h"
70
71/*
72 * Need slab memory for testing (size in number of pages).
73 */
74#define XBUFSIZE 8
75
76/*
77* Used by test_cipher()
78*/
79#define ENCRYPT 1
80#define DECRYPT 0
81
82struct aead_test_suite {
83 const struct aead_testvec *vecs;
84 unsigned int count;
85};
86
87struct cipher_test_suite {
88 const struct cipher_testvec *vecs;
89 unsigned int count;
90};
91
92struct comp_test_suite {
93 struct {
94 const struct comp_testvec *vecs;
95 unsigned int count;
96 } comp, decomp;
97};
98
99struct hash_test_suite {
100 const struct hash_testvec *vecs;
101 unsigned int count;
102};
103
104struct cprng_test_suite {
105 const struct cprng_testvec *vecs;
106 unsigned int count;
107};
108
109struct drbg_test_suite {
110 const struct drbg_testvec *vecs;
111 unsigned int count;
112};
113
114struct akcipher_test_suite {
115 const struct akcipher_testvec *vecs;
116 unsigned int count;
117};
118
119struct kpp_test_suite {
120 const struct kpp_testvec *vecs;
121 unsigned int count;
122};
123
124struct alg_test_desc {
125 const char *alg;
126 const char *generic_driver;
127 int (*test)(const struct alg_test_desc *desc, const char *driver,
128 u32 type, u32 mask);
129 int fips_allowed; /* set if alg is allowed in fips mode */
130
131 union {
132 struct aead_test_suite aead;
133 struct cipher_test_suite cipher;
134 struct comp_test_suite comp;
135 struct hash_test_suite hash;
136 struct cprng_test_suite cprng;
137 struct drbg_test_suite drbg;
138 struct akcipher_test_suite akcipher;
139 struct kpp_test_suite kpp;
140 } suite;
141};
142
143static void hexdump(unsigned char *buf, unsigned int len)
144{
145 print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
146 16, 1,
147 buf, len, false);
148}
149
150static int __testmgr_alloc_buf(char *buf[XBUFSIZE], int order)
151{
152 int i;
153
154 for (i = 0; i < XBUFSIZE; i++) {
155 buf[i] = (char *)__get_free_pages(GFP_KERNEL, order);
156 if (!buf[i])
157 goto err_free_buf;
158 }
159
160 return 0;
161
162err_free_buf:
163 while (i-- > 0)
164 free_pages((unsigned long)buf[i], order);
165
166 return -ENOMEM;
167}
168
169static int testmgr_alloc_buf(char *buf[XBUFSIZE])
170{
171 return __testmgr_alloc_buf(buf, 0);
172}
173
174static void __testmgr_free_buf(char *buf[XBUFSIZE], int order)
175{
176 int i;
177
178 for (i = 0; i < XBUFSIZE; i++)
179 free_pages((unsigned long)buf[i], order);
180}
181
182static void testmgr_free_buf(char *buf[XBUFSIZE])
183{
184 __testmgr_free_buf(buf, 0);
185}
186
187#define TESTMGR_POISON_BYTE 0xfe
188#define TESTMGR_POISON_LEN 16
189
190static inline void testmgr_poison(void *addr, size_t len)
191{
192 memset(addr, TESTMGR_POISON_BYTE, len);
193}
194
195/* Is the memory region still fully poisoned? */
196static inline bool testmgr_is_poison(const void *addr, size_t len)
197{
198 return memchr_inv(addr, TESTMGR_POISON_BYTE, len) == NULL;
199}
200
201/* flush type for hash algorithms */
202enum flush_type {
203 /* merge with update of previous buffer(s) */
204 FLUSH_TYPE_NONE = 0,
205
206 /* update with previous buffer(s) before doing this one */
207 FLUSH_TYPE_FLUSH,
208
209 /* likewise, but also export and re-import the intermediate state */
210 FLUSH_TYPE_REIMPORT,
211};
212
213/* finalization function for hash algorithms */
214enum finalization_type {
215 FINALIZATION_TYPE_FINAL, /* use final() */
216 FINALIZATION_TYPE_FINUP, /* use finup() */
217 FINALIZATION_TYPE_DIGEST, /* use digest() */
218};
219
220#define TEST_SG_TOTAL 10000
221
222/**
223 * struct test_sg_division - description of a scatterlist entry
224 *
225 * This struct describes one entry of a scatterlist being constructed to check a
226 * crypto test vector.
227 *
228 * @proportion_of_total: length of this chunk relative to the total length,
229 * given as a proportion out of TEST_SG_TOTAL so that it
230 * scales to fit any test vector
231 * @offset: byte offset into a 2-page buffer at which this chunk will start
232 * @offset_relative_to_alignmask: if true, add the algorithm's alignmask to the
233 * @offset
234 * @flush_type: for hashes, whether an update() should be done now vs.
235 * continuing to accumulate data
236 * @nosimd: if doing the pending update(), do it with SIMD disabled?
237 */
238struct test_sg_division {
239 unsigned int proportion_of_total;
240 unsigned int offset;
241 bool offset_relative_to_alignmask;
242 enum flush_type flush_type;
243 bool nosimd;
244};
245
246/**
247 * struct testvec_config - configuration for testing a crypto test vector
248 *
249 * This struct describes the data layout and other parameters with which each
250 * crypto test vector can be tested.
251 *
252 * @name: name of this config, logged for debugging purposes if a test fails
253 * @inplace: operate on the data in-place, if applicable for the algorithm type?
254 * @req_flags: extra request_flags, e.g. CRYPTO_TFM_REQ_MAY_SLEEP
255 * @src_divs: description of how to arrange the source scatterlist
256 * @dst_divs: description of how to arrange the dst scatterlist, if applicable
257 * for the algorithm type. Defaults to @src_divs if unset.
258 * @iv_offset: misalignment of the IV in the range [0..MAX_ALGAPI_ALIGNMASK+1],
259 * where 0 is aligned to a 2*(MAX_ALGAPI_ALIGNMASK+1) byte boundary
260 * @iv_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
261 * the @iv_offset
262 * @finalization_type: what finalization function to use for hashes
263 * @nosimd: execute with SIMD disabled? Requires !CRYPTO_TFM_REQ_MAY_SLEEP.
264 */
265struct testvec_config {
266 const char *name;
267 bool inplace;
268 u32 req_flags;
269 struct test_sg_division src_divs[XBUFSIZE];
270 struct test_sg_division dst_divs[XBUFSIZE];
271 unsigned int iv_offset;
272 bool iv_offset_relative_to_alignmask;
273 enum finalization_type finalization_type;
274 bool nosimd;
275};
276
277#define TESTVEC_CONFIG_NAMELEN 192
278
279/*
280 * The following are the lists of testvec_configs to test for each algorithm
281 * type when the basic crypto self-tests are enabled, i.e. when
282 * CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is unset. They aim to provide good test
283 * coverage, while keeping the test time much shorter than the full fuzz tests
284 * so that the basic tests can be enabled in a wider range of circumstances.
285 */
286
287/* Configs for skciphers and aeads */
288static const struct testvec_config default_cipher_testvec_configs[] = {
289 {
290 .name = "in-place",
291 .inplace = true,
292 .src_divs = { { .proportion_of_total = 10000 } },
293 }, {
294 .name = "out-of-place",
295 .src_divs = { { .proportion_of_total = 10000 } },
296 }, {
297 .name = "unaligned buffer, offset=1",
298 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
299 .iv_offset = 1,
300 }, {
301 .name = "buffer aligned only to alignmask",
302 .src_divs = {
303 {
304 .proportion_of_total = 10000,
305 .offset = 1,
306 .offset_relative_to_alignmask = true,
307 },
308 },
309 .iv_offset = 1,
310 .iv_offset_relative_to_alignmask = true,
311 }, {
312 .name = "two even aligned splits",
313 .src_divs = {
314 { .proportion_of_total = 5000 },
315 { .proportion_of_total = 5000 },
316 },
317 }, {
318 .name = "uneven misaligned splits, may sleep",
319 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
320 .src_divs = {
321 { .proportion_of_total = 1900, .offset = 33 },
322 { .proportion_of_total = 3300, .offset = 7 },
323 { .proportion_of_total = 4800, .offset = 18 },
324 },
325 .iv_offset = 3,
326 }, {
327 .name = "misaligned splits crossing pages, inplace",
328 .inplace = true,
329 .src_divs = {
330 {
331 .proportion_of_total = 7500,
332 .offset = PAGE_SIZE - 32
333 }, {
334 .proportion_of_total = 2500,
335 .offset = PAGE_SIZE - 7
336 },
337 },
338 }
339};
340
341static const struct testvec_config default_hash_testvec_configs[] = {
342 {
343 .name = "init+update+final aligned buffer",
344 .src_divs = { { .proportion_of_total = 10000 } },
345 .finalization_type = FINALIZATION_TYPE_FINAL,
346 }, {
347 .name = "init+finup aligned buffer",
348 .src_divs = { { .proportion_of_total = 10000 } },
349 .finalization_type = FINALIZATION_TYPE_FINUP,
350 }, {
351 .name = "digest aligned buffer",
352 .src_divs = { { .proportion_of_total = 10000 } },
353 .finalization_type = FINALIZATION_TYPE_DIGEST,
354 }, {
355 .name = "init+update+final misaligned buffer",
356 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
357 .finalization_type = FINALIZATION_TYPE_FINAL,
358 }, {
359 .name = "digest buffer aligned only to alignmask",
360 .src_divs = {
361 {
362 .proportion_of_total = 10000,
363 .offset = 1,
364 .offset_relative_to_alignmask = true,
365 },
366 },
367 .finalization_type = FINALIZATION_TYPE_DIGEST,
368 }, {
369 .name = "init+update+update+final two even splits",
370 .src_divs = {
371 { .proportion_of_total = 5000 },
372 {
373 .proportion_of_total = 5000,
374 .flush_type = FLUSH_TYPE_FLUSH,
375 },
376 },
377 .finalization_type = FINALIZATION_TYPE_FINAL,
378 }, {
379 .name = "digest uneven misaligned splits, may sleep",
380 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
381 .src_divs = {
382 { .proportion_of_total = 1900, .offset = 33 },
383 { .proportion_of_total = 3300, .offset = 7 },
384 { .proportion_of_total = 4800, .offset = 18 },
385 },
386 .finalization_type = FINALIZATION_TYPE_DIGEST,
387 }, {
388 .name = "digest misaligned splits crossing pages",
389 .src_divs = {
390 {
391 .proportion_of_total = 7500,
392 .offset = PAGE_SIZE - 32,
393 }, {
394 .proportion_of_total = 2500,
395 .offset = PAGE_SIZE - 7,
396 },
397 },
398 .finalization_type = FINALIZATION_TYPE_DIGEST,
399 }, {
400 .name = "import/export",
401 .src_divs = {
402 {
403 .proportion_of_total = 6500,
404 .flush_type = FLUSH_TYPE_REIMPORT,
405 }, {
406 .proportion_of_total = 3500,
407 .flush_type = FLUSH_TYPE_REIMPORT,
408 },
409 },
410 .finalization_type = FINALIZATION_TYPE_FINAL,
411 }
412};
413
414static unsigned int count_test_sg_divisions(const struct test_sg_division *divs)
415{
416 unsigned int remaining = TEST_SG_TOTAL;
417 unsigned int ndivs = 0;
418
419 do {
420 remaining -= divs[ndivs++].proportion_of_total;
421 } while (remaining);
422
423 return ndivs;
424}
425
426#define SGDIVS_HAVE_FLUSHES BIT(0)
427#define SGDIVS_HAVE_NOSIMD BIT(1)
428
429static bool valid_sg_divisions(const struct test_sg_division *divs,
430 unsigned int count, int *flags_ret)
431{
432 unsigned int total = 0;
433 unsigned int i;
434
435 for (i = 0; i < count && total != TEST_SG_TOTAL; i++) {
436 if (divs[i].proportion_of_total <= 0 ||
437 divs[i].proportion_of_total > TEST_SG_TOTAL - total)
438 return false;
439 total += divs[i].proportion_of_total;
440 if (divs[i].flush_type != FLUSH_TYPE_NONE)
441 *flags_ret |= SGDIVS_HAVE_FLUSHES;
442 if (divs[i].nosimd)
443 *flags_ret |= SGDIVS_HAVE_NOSIMD;
444 }
445 return total == TEST_SG_TOTAL &&
446 memchr_inv(&divs[i], 0, (count - i) * sizeof(divs[0])) == NULL;
447}
448
449/*
450 * Check whether the given testvec_config is valid. This isn't strictly needed
451 * since every testvec_config should be valid, but check anyway so that people
452 * don't unknowingly add broken configs that don't do what they wanted.
453 */
454static bool valid_testvec_config(const struct testvec_config *cfg)
455{
456 int flags = 0;
457
458 if (cfg->name == NULL)
459 return false;
460
461 if (!valid_sg_divisions(cfg->src_divs, ARRAY_SIZE(cfg->src_divs),
462 &flags))
463 return false;
464
465 if (cfg->dst_divs[0].proportion_of_total) {
466 if (!valid_sg_divisions(cfg->dst_divs,
467 ARRAY_SIZE(cfg->dst_divs), &flags))
468 return false;
469 } else {
470 if (memchr_inv(cfg->dst_divs, 0, sizeof(cfg->dst_divs)))
471 return false;
472 /* defaults to dst_divs=src_divs */
473 }
474
475 if (cfg->iv_offset +
476 (cfg->iv_offset_relative_to_alignmask ? MAX_ALGAPI_ALIGNMASK : 0) >
477 MAX_ALGAPI_ALIGNMASK + 1)
478 return false;
479
480 if ((flags & (SGDIVS_HAVE_FLUSHES | SGDIVS_HAVE_NOSIMD)) &&
481 cfg->finalization_type == FINALIZATION_TYPE_DIGEST)
482 return false;
483
484 if ((cfg->nosimd || (flags & SGDIVS_HAVE_NOSIMD)) &&
485 (cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP))
486 return false;
487
488 return true;
489}
490
491struct test_sglist {
492 char *bufs[XBUFSIZE];
493 struct scatterlist sgl[XBUFSIZE];
494 struct scatterlist sgl_saved[XBUFSIZE];
495 struct scatterlist *sgl_ptr;
496 unsigned int nents;
497};
498
499static int init_test_sglist(struct test_sglist *tsgl)
500{
501 return __testmgr_alloc_buf(tsgl->bufs, 1 /* two pages per buffer */);
502}
503
504static void destroy_test_sglist(struct test_sglist *tsgl)
505{
506 return __testmgr_free_buf(tsgl->bufs, 1 /* two pages per buffer */);
507}
508
509/**
510 * build_test_sglist() - build a scatterlist for a crypto test
511 *
512 * @tsgl: the scatterlist to build. @tsgl->bufs[] contains an array of 2-page
513 * buffers which the scatterlist @tsgl->sgl[] will be made to point into.
514 * @divs: the layout specification on which the scatterlist will be based
515 * @alignmask: the algorithm's alignmask
516 * @total_len: the total length of the scatterlist to build in bytes
517 * @data: if non-NULL, the buffers will be filled with this data until it ends.
518 * Otherwise the buffers will be poisoned. In both cases, some bytes
519 * past the end of each buffer will be poisoned to help detect overruns.
520 * @out_divs: if non-NULL, the test_sg_division to which each scatterlist entry
521 * corresponds will be returned here. This will match @divs except
522 * that divisions resolving to a length of 0 are omitted as they are
523 * not included in the scatterlist.
524 *
525 * Return: 0 or a -errno value
526 */
527static int build_test_sglist(struct test_sglist *tsgl,
528 const struct test_sg_division *divs,
529 const unsigned int alignmask,
530 const unsigned int total_len,
531 struct iov_iter *data,
532 const struct test_sg_division *out_divs[XBUFSIZE])
533{
534 struct {
535 const struct test_sg_division *div;
536 size_t length;
537 } partitions[XBUFSIZE];
538 const unsigned int ndivs = count_test_sg_divisions(divs);
539 unsigned int len_remaining = total_len;
540 unsigned int i;
541
542 BUILD_BUG_ON(ARRAY_SIZE(partitions) != ARRAY_SIZE(tsgl->sgl));
543 if (WARN_ON(ndivs > ARRAY_SIZE(partitions)))
544 return -EINVAL;
545
546 /* Calculate the (div, length) pairs */
547 tsgl->nents = 0;
548 for (i = 0; i < ndivs; i++) {
549 unsigned int len_this_sg =
550 min(len_remaining,
551 (total_len * divs[i].proportion_of_total +
552 TEST_SG_TOTAL / 2) / TEST_SG_TOTAL);
553
554 if (len_this_sg != 0) {
555 partitions[tsgl->nents].div = &divs[i];
556 partitions[tsgl->nents].length = len_this_sg;
557 tsgl->nents++;
558 len_remaining -= len_this_sg;
559 }
560 }
561 if (tsgl->nents == 0) {
562 partitions[tsgl->nents].div = &divs[0];
563 partitions[tsgl->nents].length = 0;
564 tsgl->nents++;
565 }
566 partitions[tsgl->nents - 1].length += len_remaining;
567
568 /* Set up the sgl entries and fill the data or poison */
569 sg_init_table(tsgl->sgl, tsgl->nents);
570 for (i = 0; i < tsgl->nents; i++) {
571 unsigned int offset = partitions[i].div->offset;
572 void *addr;
573
574 if (partitions[i].div->offset_relative_to_alignmask)
575 offset += alignmask;
576
577 while (offset + partitions[i].length + TESTMGR_POISON_LEN >
578 2 * PAGE_SIZE) {
579 if (WARN_ON(offset <= 0))
580 return -EINVAL;
581 offset /= 2;
582 }
583
584 addr = &tsgl->bufs[i][offset];
585 sg_set_buf(&tsgl->sgl[i], addr, partitions[i].length);
586
587 if (out_divs)
588 out_divs[i] = partitions[i].div;
589
590 if (data) {
591 size_t copy_len, copied;
592
593 copy_len = min(partitions[i].length, data->count);
594 copied = copy_from_iter(addr, copy_len, data);
595 if (WARN_ON(copied != copy_len))
596 return -EINVAL;
597 testmgr_poison(addr + copy_len, partitions[i].length +
598 TESTMGR_POISON_LEN - copy_len);
599 } else {
600 testmgr_poison(addr, partitions[i].length +
601 TESTMGR_POISON_LEN);
602 }
603 }
604
605 sg_mark_end(&tsgl->sgl[tsgl->nents - 1]);
606 tsgl->sgl_ptr = tsgl->sgl;
607 memcpy(tsgl->sgl_saved, tsgl->sgl, tsgl->nents * sizeof(tsgl->sgl[0]));
608 return 0;
609}
610
611/*
612 * Verify that a scatterlist crypto operation produced the correct output.
613 *
614 * @tsgl: scatterlist containing the actual output
615 * @expected_output: buffer containing the expected output
616 * @len_to_check: length of @expected_output in bytes
617 * @unchecked_prefix_len: number of ignored bytes in @tsgl prior to real result
618 * @check_poison: verify that the poison bytes after each chunk are intact?
619 *
620 * Return: 0 if correct, -EINVAL if incorrect, -EOVERFLOW if buffer overrun.
621 */
622static int verify_correct_output(const struct test_sglist *tsgl,
623 const char *expected_output,
624 unsigned int len_to_check,
625 unsigned int unchecked_prefix_len,
626 bool check_poison)
627{
628 unsigned int i;
629
630 for (i = 0; i < tsgl->nents; i++) {
631 struct scatterlist *sg = &tsgl->sgl_ptr[i];
632 unsigned int len = sg->length;
633 unsigned int offset = sg->offset;
634 const char *actual_output;
635
636 if (unchecked_prefix_len) {
637 if (unchecked_prefix_len >= len) {
638 unchecked_prefix_len -= len;
639 continue;
640 }
641 offset += unchecked_prefix_len;
642 len -= unchecked_prefix_len;
643 unchecked_prefix_len = 0;
644 }
645 len = min(len, len_to_check);
646 actual_output = page_address(sg_page(sg)) + offset;
647 if (memcmp(expected_output, actual_output, len) != 0)
648 return -EINVAL;
649 if (check_poison &&
650 !testmgr_is_poison(actual_output + len, TESTMGR_POISON_LEN))
651 return -EOVERFLOW;
652 len_to_check -= len;
653 expected_output += len;
654 }
655 if (WARN_ON(len_to_check != 0))
656 return -EINVAL;
657 return 0;
658}
659
660static bool is_test_sglist_corrupted(const struct test_sglist *tsgl)
661{
662 unsigned int i;
663
664 for (i = 0; i < tsgl->nents; i++) {
665 if (tsgl->sgl[i].page_link != tsgl->sgl_saved[i].page_link)
666 return true;
667 if (tsgl->sgl[i].offset != tsgl->sgl_saved[i].offset)
668 return true;
669 if (tsgl->sgl[i].length != tsgl->sgl_saved[i].length)
670 return true;
671 }
672 return false;
673}
674
675struct cipher_test_sglists {
676 struct test_sglist src;
677 struct test_sglist dst;
678};
679
680static struct cipher_test_sglists *alloc_cipher_test_sglists(void)
681{
682 struct cipher_test_sglists *tsgls;
683
684 tsgls = kmalloc(sizeof(*tsgls), GFP_KERNEL);
685 if (!tsgls)
686 return NULL;
687
688 if (init_test_sglist(&tsgls->src) != 0)
689 goto fail_kfree;
690 if (init_test_sglist(&tsgls->dst) != 0)
691 goto fail_destroy_src;
692
693 return tsgls;
694
695fail_destroy_src:
696 destroy_test_sglist(&tsgls->src);
697fail_kfree:
698 kfree(tsgls);
699 return NULL;
700}
701
702static void free_cipher_test_sglists(struct cipher_test_sglists *tsgls)
703{
704 if (tsgls) {
705 destroy_test_sglist(&tsgls->src);
706 destroy_test_sglist(&tsgls->dst);
707 kfree(tsgls);
708 }
709}
710
711/* Build the src and dst scatterlists for an skcipher or AEAD test */
712static int build_cipher_test_sglists(struct cipher_test_sglists *tsgls,
713 const struct testvec_config *cfg,
714 unsigned int alignmask,
715 unsigned int src_total_len,
716 unsigned int dst_total_len,
717 const struct kvec *inputs,
718 unsigned int nr_inputs)
719{
720 struct iov_iter input;
721 int err;
722
723 iov_iter_kvec(&input, WRITE, inputs, nr_inputs, src_total_len);
724 err = build_test_sglist(&tsgls->src, cfg->src_divs, alignmask,
725 cfg->inplace ?
726 max(dst_total_len, src_total_len) :
727 src_total_len,
728 &input, NULL);
729 if (err)
730 return err;
731
732 if (cfg->inplace) {
733 tsgls->dst.sgl_ptr = tsgls->src.sgl;
734 tsgls->dst.nents = tsgls->src.nents;
735 return 0;
736 }
737 return build_test_sglist(&tsgls->dst,
738 cfg->dst_divs[0].proportion_of_total ?
739 cfg->dst_divs : cfg->src_divs,
740 alignmask, dst_total_len, NULL, NULL);
741}
742
743#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
744
745/* Generate a random length in range [0, max_len], but prefer smaller values */
746static unsigned int generate_random_length(unsigned int max_len)
747{
748 unsigned int len = prandom_u32() % (max_len + 1);
749
750 switch (prandom_u32() % 4) {
751 case 0:
752 return len % 64;
753 case 1:
754 return len % 256;
755 case 2:
756 return len % 1024;
757 default:
758 return len;
759 }
760}
761
762/* Sometimes make some random changes to the given data buffer */
763static void mutate_buffer(u8 *buf, size_t count)
764{
765 size_t num_flips;
766 size_t i;
767 size_t pos;
768
769 /* Sometimes flip some bits */
770 if (prandom_u32() % 4 == 0) {
771 num_flips = min_t(size_t, 1 << (prandom_u32() % 8), count * 8);
772 for (i = 0; i < num_flips; i++) {
773 pos = prandom_u32() % (count * 8);
774 buf[pos / 8] ^= 1 << (pos % 8);
775 }
776 }
777
778 /* Sometimes flip some bytes */
779 if (prandom_u32() % 4 == 0) {
780 num_flips = min_t(size_t, 1 << (prandom_u32() % 8), count);
781 for (i = 0; i < num_flips; i++)
782 buf[prandom_u32() % count] ^= 0xff;
783 }
784}
785
786/* Randomly generate 'count' bytes, but sometimes make them "interesting" */
787static void generate_random_bytes(u8 *buf, size_t count)
788{
789 u8 b;
790 u8 increment;
791 size_t i;
792
793 if (count == 0)
794 return;
795
796 switch (prandom_u32() % 8) { /* Choose a generation strategy */
797 case 0:
798 case 1:
799 /* All the same byte, plus optional mutations */
800 switch (prandom_u32() % 4) {
801 case 0:
802 b = 0x00;
803 break;
804 case 1:
805 b = 0xff;
806 break;
807 default:
808 b = (u8)prandom_u32();
809 break;
810 }
811 memset(buf, b, count);
812 mutate_buffer(buf, count);
813 break;
814 case 2:
815 /* Ascending or descending bytes, plus optional mutations */
816 increment = (u8)prandom_u32();
817 b = (u8)prandom_u32();
818 for (i = 0; i < count; i++, b += increment)
819 buf[i] = b;
820 mutate_buffer(buf, count);
821 break;
822 default:
823 /* Fully random bytes */
824 for (i = 0; i < count; i++)
825 buf[i] = (u8)prandom_u32();
826 }
827}
828
829static char *generate_random_sgl_divisions(struct test_sg_division *divs,
830 size_t max_divs, char *p, char *end,
831 bool gen_flushes, u32 req_flags)
832{
833 struct test_sg_division *div = divs;
834 unsigned int remaining = TEST_SG_TOTAL;
835
836 do {
837 unsigned int this_len;
838 const char *flushtype_str;
839
840 if (div == &divs[max_divs - 1] || prandom_u32() % 2 == 0)
841 this_len = remaining;
842 else
843 this_len = 1 + (prandom_u32() % remaining);
844 div->proportion_of_total = this_len;
845
846 if (prandom_u32() % 4 == 0)
847 div->offset = (PAGE_SIZE - 128) + (prandom_u32() % 128);
848 else if (prandom_u32() % 2 == 0)
849 div->offset = prandom_u32() % 32;
850 else
851 div->offset = prandom_u32() % PAGE_SIZE;
852 if (prandom_u32() % 8 == 0)
853 div->offset_relative_to_alignmask = true;
854
855 div->flush_type = FLUSH_TYPE_NONE;
856 if (gen_flushes) {
857 switch (prandom_u32() % 4) {
858 case 0:
859 div->flush_type = FLUSH_TYPE_REIMPORT;
860 break;
861 case 1:
862 div->flush_type = FLUSH_TYPE_FLUSH;
863 break;
864 }
865 }
866
867 if (div->flush_type != FLUSH_TYPE_NONE &&
868 !(req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
869 prandom_u32() % 2 == 0)
870 div->nosimd = true;
871
872 switch (div->flush_type) {
873 case FLUSH_TYPE_FLUSH:
874 if (div->nosimd)
875 flushtype_str = "<flush,nosimd>";
876 else
877 flushtype_str = "<flush>";
878 break;
879 case FLUSH_TYPE_REIMPORT:
880 if (div->nosimd)
881 flushtype_str = "<reimport,nosimd>";
882 else
883 flushtype_str = "<reimport>";
884 break;
885 default:
886 flushtype_str = "";
887 break;
888 }
889
890 BUILD_BUG_ON(TEST_SG_TOTAL != 10000); /* for "%u.%u%%" */
891 p += scnprintf(p, end - p, "%s%u.%u%%@%s+%u%s", flushtype_str,
892 this_len / 100, this_len % 100,
893 div->offset_relative_to_alignmask ?
894 "alignmask" : "",
895 div->offset, this_len == remaining ? "" : ", ");
896 remaining -= this_len;
897 div++;
898 } while (remaining);
899
900 return p;
901}
902
903/* Generate a random testvec_config for fuzz testing */
904static void generate_random_testvec_config(struct testvec_config *cfg,
905 char *name, size_t max_namelen)
906{
907 char *p = name;
908 char * const end = name + max_namelen;
909
910 memset(cfg, 0, sizeof(*cfg));
911
912 cfg->name = name;
913
914 p += scnprintf(p, end - p, "random:");
915
916 if (prandom_u32() % 2 == 0) {
917 cfg->inplace = true;
918 p += scnprintf(p, end - p, " inplace");
919 }
920
921 if (prandom_u32() % 2 == 0) {
922 cfg->req_flags |= CRYPTO_TFM_REQ_MAY_SLEEP;
923 p += scnprintf(p, end - p, " may_sleep");
924 }
925
926 switch (prandom_u32() % 4) {
927 case 0:
928 cfg->finalization_type = FINALIZATION_TYPE_FINAL;
929 p += scnprintf(p, end - p, " use_final");
930 break;
931 case 1:
932 cfg->finalization_type = FINALIZATION_TYPE_FINUP;
933 p += scnprintf(p, end - p, " use_finup");
934 break;
935 default:
936 cfg->finalization_type = FINALIZATION_TYPE_DIGEST;
937 p += scnprintf(p, end - p, " use_digest");
938 break;
939 }
940
941 if (!(cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
942 prandom_u32() % 2 == 0) {
943 cfg->nosimd = true;
944 p += scnprintf(p, end - p, " nosimd");
945 }
946
947 p += scnprintf(p, end - p, " src_divs=[");
948 p = generate_random_sgl_divisions(cfg->src_divs,
949 ARRAY_SIZE(cfg->src_divs), p, end,
950 (cfg->finalization_type !=
951 FINALIZATION_TYPE_DIGEST),
952 cfg->req_flags);
953 p += scnprintf(p, end - p, "]");
954
955 if (!cfg->inplace && prandom_u32() % 2 == 0) {
956 p += scnprintf(p, end - p, " dst_divs=[");
957 p = generate_random_sgl_divisions(cfg->dst_divs,
958 ARRAY_SIZE(cfg->dst_divs),
959 p, end, false,
960 cfg->req_flags);
961 p += scnprintf(p, end - p, "]");
962 }
963
964 if (prandom_u32() % 2 == 0) {
965 cfg->iv_offset = 1 + (prandom_u32() % MAX_ALGAPI_ALIGNMASK);
966 p += scnprintf(p, end - p, " iv_offset=%u", cfg->iv_offset);
967 }
968
969 WARN_ON_ONCE(!valid_testvec_config(cfg));
970}
971
972static void crypto_disable_simd_for_test(void)
973{
974 preempt_disable();
975 __this_cpu_write(crypto_simd_disabled_for_test, true);
976}
977
978static void crypto_reenable_simd_for_test(void)
979{
980 __this_cpu_write(crypto_simd_disabled_for_test, false);
981 preempt_enable();
982}
983
984/*
985 * Given an algorithm name, build the name of the generic implementation of that
986 * algorithm, assuming the usual naming convention. Specifically, this appends
987 * "-generic" to every part of the name that is not a template name. Examples:
988 *
989 * aes => aes-generic
990 * cbc(aes) => cbc(aes-generic)
991 * cts(cbc(aes)) => cts(cbc(aes-generic))
992 * rfc7539(chacha20,poly1305) => rfc7539(chacha20-generic,poly1305-generic)
993 *
994 * Return: 0 on success, or -ENAMETOOLONG if the generic name would be too long
995 */
996static int build_generic_driver_name(const char *algname,
997 char driver_name[CRYPTO_MAX_ALG_NAME])
998{
999 const char *in = algname;
1000 char *out = driver_name;
1001 size_t len = strlen(algname);
1002
1003 if (len >= CRYPTO_MAX_ALG_NAME)
1004 goto too_long;
1005 do {
1006 const char *in_saved = in;
1007
1008 while (*in && *in != '(' && *in != ')' && *in != ',')
1009 *out++ = *in++;
1010 if (*in != '(' && in > in_saved) {
1011 len += 8;
1012 if (len >= CRYPTO_MAX_ALG_NAME)
1013 goto too_long;
1014 memcpy(out, "-generic", 8);
1015 out += 8;
1016 }
1017 } while ((*out++ = *in++) != '\0');
1018 return 0;
1019
1020too_long:
1021 pr_err("alg: generic driver name for \"%s\" would be too long\n",
1022 algname);
1023 return -ENAMETOOLONG;
1024}
1025#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1026static void crypto_disable_simd_for_test(void)
1027{
1028}
1029
1030static void crypto_reenable_simd_for_test(void)
1031{
1032}
1033#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1034
1035static int build_hash_sglist(struct test_sglist *tsgl,
1036 const struct hash_testvec *vec,
1037 const struct testvec_config *cfg,
1038 unsigned int alignmask,
1039 const struct test_sg_division *divs[XBUFSIZE])
1040{
1041 struct kvec kv;
1042 struct iov_iter input;
1043
1044 kv.iov_base = (void *)vec->plaintext;
1045 kv.iov_len = vec->psize;
1046 iov_iter_kvec(&input, WRITE, &kv, 1, vec->psize);
1047 return build_test_sglist(tsgl, cfg->src_divs, alignmask, vec->psize,
1048 &input, divs);
1049}
1050
1051static int check_hash_result(const char *type,
1052 const u8 *result, unsigned int digestsize,
1053 const struct hash_testvec *vec,
1054 const char *vec_name,
1055 const char *driver,
1056 const struct testvec_config *cfg)
1057{
1058 if (memcmp(result, vec->digest, digestsize) != 0) {
1059 pr_err("alg: %s: %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
1060 type, driver, vec_name, cfg->name);
1061 return -EINVAL;
1062 }
1063 if (!testmgr_is_poison(&result[digestsize], TESTMGR_POISON_LEN)) {
1064 pr_err("alg: %s: %s overran result buffer on test vector %s, cfg=\"%s\"\n",
1065 type, driver, vec_name, cfg->name);
1066 return -EOVERFLOW;
1067 }
1068 return 0;
1069}
1070
1071static inline int check_shash_op(const char *op, int err,
1072 const char *driver, const char *vec_name,
1073 const struct testvec_config *cfg)
1074{
1075 if (err)
1076 pr_err("alg: shash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1077 driver, op, err, vec_name, cfg->name);
1078 return err;
1079}
1080
1081static inline const void *sg_data(struct scatterlist *sg)
1082{
1083 return page_address(sg_page(sg)) + sg->offset;
1084}
1085
1086/* Test one hash test vector in one configuration, using the shash API */
1087static int test_shash_vec_cfg(const char *driver,
1088 const struct hash_testvec *vec,
1089 const char *vec_name,
1090 const struct testvec_config *cfg,
1091 struct shash_desc *desc,
1092 struct test_sglist *tsgl,
1093 u8 *hashstate)
1094{
1095 struct crypto_shash *tfm = desc->tfm;
1096 const unsigned int alignmask = crypto_shash_alignmask(tfm);
1097 const unsigned int digestsize = crypto_shash_digestsize(tfm);
1098 const unsigned int statesize = crypto_shash_statesize(tfm);
1099 const struct test_sg_division *divs[XBUFSIZE];
1100 unsigned int i;
1101 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1102 int err;
1103
1104 /* Set the key, if specified */
1105 if (vec->ksize) {
1106 err = crypto_shash_setkey(tfm, vec->key, vec->ksize);
1107 if (err) {
1108 if (err == vec->setkey_error)
1109 return 0;
1110 pr_err("alg: shash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1111 driver, vec_name, vec->setkey_error, err,
1112 crypto_shash_get_flags(tfm));
1113 return err;
1114 }
1115 if (vec->setkey_error) {
1116 pr_err("alg: shash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1117 driver, vec_name, vec->setkey_error);
1118 return -EINVAL;
1119 }
1120 }
1121
1122 /* Build the scatterlist for the source data */
1123 err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1124 if (err) {
1125 pr_err("alg: shash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1126 driver, vec_name, cfg->name);
1127 return err;
1128 }
1129
1130 /* Do the actual hashing */
1131
1132 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1133 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1134
1135 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1136 vec->digest_error) {
1137 /* Just using digest() */
1138 if (tsgl->nents != 1)
1139 return 0;
1140 if (cfg->nosimd)
1141 crypto_disable_simd_for_test();
1142 err = crypto_shash_digest(desc, sg_data(&tsgl->sgl[0]),
1143 tsgl->sgl[0].length, result);
1144 if (cfg->nosimd)
1145 crypto_reenable_simd_for_test();
1146 if (err) {
1147 if (err == vec->digest_error)
1148 return 0;
1149 pr_err("alg: shash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1150 driver, vec_name, vec->digest_error, err,
1151 cfg->name);
1152 return err;
1153 }
1154 if (vec->digest_error) {
1155 pr_err("alg: shash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1156 driver, vec_name, vec->digest_error, cfg->name);
1157 return -EINVAL;
1158 }
1159 goto result_ready;
1160 }
1161
1162 /* Using init(), zero or more update(), then final() or finup() */
1163
1164 if (cfg->nosimd)
1165 crypto_disable_simd_for_test();
1166 err = crypto_shash_init(desc);
1167 if (cfg->nosimd)
1168 crypto_reenable_simd_for_test();
1169 err = check_shash_op("init", err, driver, vec_name, cfg);
1170 if (err)
1171 return err;
1172
1173 for (i = 0; i < tsgl->nents; i++) {
1174 if (i + 1 == tsgl->nents &&
1175 cfg->finalization_type == FINALIZATION_TYPE_FINUP) {
1176 if (divs[i]->nosimd)
1177 crypto_disable_simd_for_test();
1178 err = crypto_shash_finup(desc, sg_data(&tsgl->sgl[i]),
1179 tsgl->sgl[i].length, result);
1180 if (divs[i]->nosimd)
1181 crypto_reenable_simd_for_test();
1182 err = check_shash_op("finup", err, driver, vec_name,
1183 cfg);
1184 if (err)
1185 return err;
1186 goto result_ready;
1187 }
1188 if (divs[i]->nosimd)
1189 crypto_disable_simd_for_test();
1190 err = crypto_shash_update(desc, sg_data(&tsgl->sgl[i]),
1191 tsgl->sgl[i].length);
1192 if (divs[i]->nosimd)
1193 crypto_reenable_simd_for_test();
1194 err = check_shash_op("update", err, driver, vec_name, cfg);
1195 if (err)
1196 return err;
1197 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1198 /* Test ->export() and ->import() */
1199 testmgr_poison(hashstate + statesize,
1200 TESTMGR_POISON_LEN);
1201 err = crypto_shash_export(desc, hashstate);
1202 err = check_shash_op("export", err, driver, vec_name,
1203 cfg);
1204 if (err)
1205 return err;
1206 if (!testmgr_is_poison(hashstate + statesize,
1207 TESTMGR_POISON_LEN)) {
1208 pr_err("alg: shash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1209 driver, vec_name, cfg->name);
1210 return -EOVERFLOW;
1211 }
1212 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1213 err = crypto_shash_import(desc, hashstate);
1214 err = check_shash_op("import", err, driver, vec_name,
1215 cfg);
1216 if (err)
1217 return err;
1218 }
1219 }
1220
1221 if (cfg->nosimd)
1222 crypto_disable_simd_for_test();
1223 err = crypto_shash_final(desc, result);
1224 if (cfg->nosimd)
1225 crypto_reenable_simd_for_test();
1226 err = check_shash_op("final", err, driver, vec_name, cfg);
1227 if (err)
1228 return err;
1229result_ready:
1230 return check_hash_result("shash", result, digestsize, vec, vec_name,
1231 driver, cfg);
1232}
1233
1234static int do_ahash_op(int (*op)(struct ahash_request *req),
1235 struct ahash_request *req,
1236 struct crypto_wait *wait, bool nosimd)
1237{
1238 int err;
1239
1240 if (nosimd)
1241 crypto_disable_simd_for_test();
1242
1243 err = op(req);
1244
1245 if (nosimd)
1246 crypto_reenable_simd_for_test();
1247
1248 return crypto_wait_req(err, wait);
1249}
1250
1251static int check_nonfinal_ahash_op(const char *op, int err,
1252 u8 *result, unsigned int digestsize,
1253 const char *driver, const char *vec_name,
1254 const struct testvec_config *cfg)
1255{
1256 if (err) {
1257 pr_err("alg: ahash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1258 driver, op, err, vec_name, cfg->name);
1259 return err;
1260 }
1261 if (!testmgr_is_poison(result, digestsize)) {
1262 pr_err("alg: ahash: %s %s() used result buffer on test vector %s, cfg=\"%s\"\n",
1263 driver, op, vec_name, cfg->name);
1264 return -EINVAL;
1265 }
1266 return 0;
1267}
1268
1269/* Test one hash test vector in one configuration, using the ahash API */
1270static int test_ahash_vec_cfg(const char *driver,
1271 const struct hash_testvec *vec,
1272 const char *vec_name,
1273 const struct testvec_config *cfg,
1274 struct ahash_request *req,
1275 struct test_sglist *tsgl,
1276 u8 *hashstate)
1277{
1278 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1279 const unsigned int alignmask = crypto_ahash_alignmask(tfm);
1280 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1281 const unsigned int statesize = crypto_ahash_statesize(tfm);
1282 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1283 const struct test_sg_division *divs[XBUFSIZE];
1284 DECLARE_CRYPTO_WAIT(wait);
1285 unsigned int i;
1286 struct scatterlist *pending_sgl;
1287 unsigned int pending_len;
1288 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1289 int err;
1290
1291 /* Set the key, if specified */
1292 if (vec->ksize) {
1293 err = crypto_ahash_setkey(tfm, vec->key, vec->ksize);
1294 if (err) {
1295 if (err == vec->setkey_error)
1296 return 0;
1297 pr_err("alg: ahash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1298 driver, vec_name, vec->setkey_error, err,
1299 crypto_ahash_get_flags(tfm));
1300 return err;
1301 }
1302 if (vec->setkey_error) {
1303 pr_err("alg: ahash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1304 driver, vec_name, vec->setkey_error);
1305 return -EINVAL;
1306 }
1307 }
1308
1309 /* Build the scatterlist for the source data */
1310 err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1311 if (err) {
1312 pr_err("alg: ahash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1313 driver, vec_name, cfg->name);
1314 return err;
1315 }
1316
1317 /* Do the actual hashing */
1318
1319 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1320 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1321
1322 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1323 vec->digest_error) {
1324 /* Just using digest() */
1325 ahash_request_set_callback(req, req_flags, crypto_req_done,
1326 &wait);
1327 ahash_request_set_crypt(req, tsgl->sgl, result, vec->psize);
1328 err = do_ahash_op(crypto_ahash_digest, req, &wait, cfg->nosimd);
1329 if (err) {
1330 if (err == vec->digest_error)
1331 return 0;
1332 pr_err("alg: ahash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1333 driver, vec_name, vec->digest_error, err,
1334 cfg->name);
1335 return err;
1336 }
1337 if (vec->digest_error) {
1338 pr_err("alg: ahash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1339 driver, vec_name, vec->digest_error, cfg->name);
1340 return -EINVAL;
1341 }
1342 goto result_ready;
1343 }
1344
1345 /* Using init(), zero or more update(), then final() or finup() */
1346
1347 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1348 ahash_request_set_crypt(req, NULL, result, 0);
1349 err = do_ahash_op(crypto_ahash_init, req, &wait, cfg->nosimd);
1350 err = check_nonfinal_ahash_op("init", err, result, digestsize,
1351 driver, vec_name, cfg);
1352 if (err)
1353 return err;
1354
1355 pending_sgl = NULL;
1356 pending_len = 0;
1357 for (i = 0; i < tsgl->nents; i++) {
1358 if (divs[i]->flush_type != FLUSH_TYPE_NONE &&
1359 pending_sgl != NULL) {
1360 /* update() with the pending data */
1361 ahash_request_set_callback(req, req_flags,
1362 crypto_req_done, &wait);
1363 ahash_request_set_crypt(req, pending_sgl, result,
1364 pending_len);
1365 err = do_ahash_op(crypto_ahash_update, req, &wait,
1366 divs[i]->nosimd);
1367 err = check_nonfinal_ahash_op("update", err,
1368 result, digestsize,
1369 driver, vec_name, cfg);
1370 if (err)
1371 return err;
1372 pending_sgl = NULL;
1373 pending_len = 0;
1374 }
1375 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1376 /* Test ->export() and ->import() */
1377 testmgr_poison(hashstate + statesize,
1378 TESTMGR_POISON_LEN);
1379 err = crypto_ahash_export(req, hashstate);
1380 err = check_nonfinal_ahash_op("export", err,
1381 result, digestsize,
1382 driver, vec_name, cfg);
1383 if (err)
1384 return err;
1385 if (!testmgr_is_poison(hashstate + statesize,
1386 TESTMGR_POISON_LEN)) {
1387 pr_err("alg: ahash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1388 driver, vec_name, cfg->name);
1389 return -EOVERFLOW;
1390 }
1391
1392 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1393 err = crypto_ahash_import(req, hashstate);
1394 err = check_nonfinal_ahash_op("import", err,
1395 result, digestsize,
1396 driver, vec_name, cfg);
1397 if (err)
1398 return err;
1399 }
1400 if (pending_sgl == NULL)
1401 pending_sgl = &tsgl->sgl[i];
1402 pending_len += tsgl->sgl[i].length;
1403 }
1404
1405 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1406 ahash_request_set_crypt(req, pending_sgl, result, pending_len);
1407 if (cfg->finalization_type == FINALIZATION_TYPE_FINAL) {
1408 /* finish with update() and final() */
1409 err = do_ahash_op(crypto_ahash_update, req, &wait, cfg->nosimd);
1410 err = check_nonfinal_ahash_op("update", err, result, digestsize,
1411 driver, vec_name, cfg);
1412 if (err)
1413 return err;
1414 err = do_ahash_op(crypto_ahash_final, req, &wait, cfg->nosimd);
1415 if (err) {
1416 pr_err("alg: ahash: %s final() failed with err %d on test vector %s, cfg=\"%s\"\n",
1417 driver, err, vec_name, cfg->name);
1418 return err;
1419 }
1420 } else {
1421 /* finish with finup() */
1422 err = do_ahash_op(crypto_ahash_finup, req, &wait, cfg->nosimd);
1423 if (err) {
1424 pr_err("alg: ahash: %s finup() failed with err %d on test vector %s, cfg=\"%s\"\n",
1425 driver, err, vec_name, cfg->name);
1426 return err;
1427 }
1428 }
1429
1430result_ready:
1431 return check_hash_result("ahash", result, digestsize, vec, vec_name,
1432 driver, cfg);
1433}
1434
1435static int test_hash_vec_cfg(const char *driver,
1436 const struct hash_testvec *vec,
1437 const char *vec_name,
1438 const struct testvec_config *cfg,
1439 struct ahash_request *req,
1440 struct shash_desc *desc,
1441 struct test_sglist *tsgl,
1442 u8 *hashstate)
1443{
1444 int err;
1445
1446 /*
1447 * For algorithms implemented as "shash", most bugs will be detected by
1448 * both the shash and ahash tests. Test the shash API first so that the
1449 * failures involve less indirection, so are easier to debug.
1450 */
1451
1452 if (desc) {
1453 err = test_shash_vec_cfg(driver, vec, vec_name, cfg, desc, tsgl,
1454 hashstate);
1455 if (err)
1456 return err;
1457 }
1458
1459 return test_ahash_vec_cfg(driver, vec, vec_name, cfg, req, tsgl,
1460 hashstate);
1461}
1462
1463static int test_hash_vec(const char *driver, const struct hash_testvec *vec,
1464 unsigned int vec_num, struct ahash_request *req,
1465 struct shash_desc *desc, struct test_sglist *tsgl,
1466 u8 *hashstate)
1467{
1468 char vec_name[16];
1469 unsigned int i;
1470 int err;
1471
1472 sprintf(vec_name, "%u", vec_num);
1473
1474 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++) {
1475 err = test_hash_vec_cfg(driver, vec, vec_name,
1476 &default_hash_testvec_configs[i],
1477 req, desc, tsgl, hashstate);
1478 if (err)
1479 return err;
1480 }
1481
1482#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1483 if (!noextratests) {
1484 struct testvec_config cfg;
1485 char cfgname[TESTVEC_CONFIG_NAMELEN];
1486
1487 for (i = 0; i < fuzz_iterations; i++) {
1488 generate_random_testvec_config(&cfg, cfgname,
1489 sizeof(cfgname));
1490 err = test_hash_vec_cfg(driver, vec, vec_name, &cfg,
1491 req, desc, tsgl, hashstate);
1492 if (err)
1493 return err;
1494 cond_resched();
1495 }
1496 }
1497#endif
1498 return 0;
1499}
1500
1501#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1502/*
1503 * Generate a hash test vector from the given implementation.
1504 * Assumes the buffers in 'vec' were already allocated.
1505 */
1506static void generate_random_hash_testvec(struct shash_desc *desc,
1507 struct hash_testvec *vec,
1508 unsigned int maxkeysize,
1509 unsigned int maxdatasize,
1510 char *name, size_t max_namelen)
1511{
1512 /* Data */
1513 vec->psize = generate_random_length(maxdatasize);
1514 generate_random_bytes((u8 *)vec->plaintext, vec->psize);
1515
1516 /*
1517 * Key: length in range [1, maxkeysize], but usually choose maxkeysize.
1518 * If algorithm is unkeyed, then maxkeysize == 0 and set ksize = 0.
1519 */
1520 vec->setkey_error = 0;
1521 vec->ksize = 0;
1522 if (maxkeysize) {
1523 vec->ksize = maxkeysize;
1524 if (prandom_u32() % 4 == 0)
1525 vec->ksize = 1 + (prandom_u32() % maxkeysize);
1526 generate_random_bytes((u8 *)vec->key, vec->ksize);
1527
1528 vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key,
1529 vec->ksize);
1530 /* If the key couldn't be set, no need to continue to digest. */
1531 if (vec->setkey_error)
1532 goto done;
1533 }
1534
1535 /* Digest */
1536 vec->digest_error = crypto_shash_digest(desc, vec->plaintext,
1537 vec->psize, (u8 *)vec->digest);
1538done:
1539 snprintf(name, max_namelen, "\"random: psize=%u ksize=%u\"",
1540 vec->psize, vec->ksize);
1541}
1542
1543/*
1544 * Test the hash algorithm represented by @req against the corresponding generic
1545 * implementation, if one is available.
1546 */
1547static int test_hash_vs_generic_impl(const char *driver,
1548 const char *generic_driver,
1549 unsigned int maxkeysize,
1550 struct ahash_request *req,
1551 struct shash_desc *desc,
1552 struct test_sglist *tsgl,
1553 u8 *hashstate)
1554{
1555 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1556 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1557 const unsigned int blocksize = crypto_ahash_blocksize(tfm);
1558 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
1559 const char *algname = crypto_hash_alg_common(tfm)->base.cra_name;
1560 char _generic_driver[CRYPTO_MAX_ALG_NAME];
1561 struct crypto_shash *generic_tfm = NULL;
1562 struct shash_desc *generic_desc = NULL;
1563 unsigned int i;
1564 struct hash_testvec vec = { 0 };
1565 char vec_name[64];
1566 struct testvec_config *cfg;
1567 char cfgname[TESTVEC_CONFIG_NAMELEN];
1568 int err;
1569
1570 if (noextratests)
1571 return 0;
1572
1573 if (!generic_driver) { /* Use default naming convention? */
1574 err = build_generic_driver_name(algname, _generic_driver);
1575 if (err)
1576 return err;
1577 generic_driver = _generic_driver;
1578 }
1579
1580 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
1581 return 0;
1582
1583 generic_tfm = crypto_alloc_shash(generic_driver, 0, 0);
1584 if (IS_ERR(generic_tfm)) {
1585 err = PTR_ERR(generic_tfm);
1586 if (err == -ENOENT) {
1587 pr_warn("alg: hash: skipping comparison tests for %s because %s is unavailable\n",
1588 driver, generic_driver);
1589 return 0;
1590 }
1591 pr_err("alg: hash: error allocating %s (generic impl of %s): %d\n",
1592 generic_driver, algname, err);
1593 return err;
1594 }
1595
1596 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
1597 if (!cfg) {
1598 err = -ENOMEM;
1599 goto out;
1600 }
1601
1602 generic_desc = kzalloc(sizeof(*desc) +
1603 crypto_shash_descsize(generic_tfm), GFP_KERNEL);
1604 if (!generic_desc) {
1605 err = -ENOMEM;
1606 goto out;
1607 }
1608 generic_desc->tfm = generic_tfm;
1609
1610 /* Check the algorithm properties for consistency. */
1611
1612 if (digestsize != crypto_shash_digestsize(generic_tfm)) {
1613 pr_err("alg: hash: digestsize for %s (%u) doesn't match generic impl (%u)\n",
1614 driver, digestsize,
1615 crypto_shash_digestsize(generic_tfm));
1616 err = -EINVAL;
1617 goto out;
1618 }
1619
1620 if (blocksize != crypto_shash_blocksize(generic_tfm)) {
1621 pr_err("alg: hash: blocksize for %s (%u) doesn't match generic impl (%u)\n",
1622 driver, blocksize, crypto_shash_blocksize(generic_tfm));
1623 err = -EINVAL;
1624 goto out;
1625 }
1626
1627 /*
1628 * Now generate test vectors using the generic implementation, and test
1629 * the other implementation against them.
1630 */
1631
1632 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
1633 vec.plaintext = kmalloc(maxdatasize, GFP_KERNEL);
1634 vec.digest = kmalloc(digestsize, GFP_KERNEL);
1635 if (!vec.key || !vec.plaintext || !vec.digest) {
1636 err = -ENOMEM;
1637 goto out;
1638 }
1639
1640 for (i = 0; i < fuzz_iterations * 8; i++) {
1641 generate_random_hash_testvec(generic_desc, &vec,
1642 maxkeysize, maxdatasize,
1643 vec_name, sizeof(vec_name));
1644 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
1645
1646 err = test_hash_vec_cfg(driver, &vec, vec_name, cfg,
1647 req, desc, tsgl, hashstate);
1648 if (err)
1649 goto out;
1650 cond_resched();
1651 }
1652 err = 0;
1653out:
1654 kfree(cfg);
1655 kfree(vec.key);
1656 kfree(vec.plaintext);
1657 kfree(vec.digest);
1658 crypto_free_shash(generic_tfm);
1659 kzfree(generic_desc);
1660 return err;
1661}
1662#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1663static int test_hash_vs_generic_impl(const char *driver,
1664 const char *generic_driver,
1665 unsigned int maxkeysize,
1666 struct ahash_request *req,
1667 struct shash_desc *desc,
1668 struct test_sglist *tsgl,
1669 u8 *hashstate)
1670{
1671 return 0;
1672}
1673#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1674
1675static int alloc_shash(const char *driver, u32 type, u32 mask,
1676 struct crypto_shash **tfm_ret,
1677 struct shash_desc **desc_ret)
1678{
1679 struct crypto_shash *tfm;
1680 struct shash_desc *desc;
1681
1682 tfm = crypto_alloc_shash(driver, type, mask);
1683 if (IS_ERR(tfm)) {
1684 if (PTR_ERR(tfm) == -ENOENT) {
1685 /*
1686 * This algorithm is only available through the ahash
1687 * API, not the shash API, so skip the shash tests.
1688 */
1689 return 0;
1690 }
1691 pr_err("alg: hash: failed to allocate shash transform for %s: %ld\n",
1692 driver, PTR_ERR(tfm));
1693 return PTR_ERR(tfm);
1694 }
1695
1696 desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
1697 if (!desc) {
1698 crypto_free_shash(tfm);
1699 return -ENOMEM;
1700 }
1701 desc->tfm = tfm;
1702
1703 *tfm_ret = tfm;
1704 *desc_ret = desc;
1705 return 0;
1706}
1707
1708static int __alg_test_hash(const struct hash_testvec *vecs,
1709 unsigned int num_vecs, const char *driver,
1710 u32 type, u32 mask,
1711 const char *generic_driver, unsigned int maxkeysize)
1712{
1713 struct crypto_ahash *atfm = NULL;
1714 struct ahash_request *req = NULL;
1715 struct crypto_shash *stfm = NULL;
1716 struct shash_desc *desc = NULL;
1717 struct test_sglist *tsgl = NULL;
1718 u8 *hashstate = NULL;
1719 unsigned int statesize;
1720 unsigned int i;
1721 int err;
1722
1723 /*
1724 * Always test the ahash API. This works regardless of whether the
1725 * algorithm is implemented as ahash or shash.
1726 */
1727
1728 atfm = crypto_alloc_ahash(driver, type, mask);
1729 if (IS_ERR(atfm)) {
1730 pr_err("alg: hash: failed to allocate transform for %s: %ld\n",
1731 driver, PTR_ERR(atfm));
1732 return PTR_ERR(atfm);
1733 }
1734
1735 req = ahash_request_alloc(atfm, GFP_KERNEL);
1736 if (!req) {
1737 pr_err("alg: hash: failed to allocate request for %s\n",
1738 driver);
1739 err = -ENOMEM;
1740 goto out;
1741 }
1742
1743 /*
1744 * If available also test the shash API, to cover corner cases that may
1745 * be missed by testing the ahash API only.
1746 */
1747 err = alloc_shash(driver, type, mask, &stfm, &desc);
1748 if (err)
1749 goto out;
1750
1751 tsgl = kmalloc(sizeof(*tsgl), GFP_KERNEL);
1752 if (!tsgl || init_test_sglist(tsgl) != 0) {
1753 pr_err("alg: hash: failed to allocate test buffers for %s\n",
1754 driver);
1755 kfree(tsgl);
1756 tsgl = NULL;
1757 err = -ENOMEM;
1758 goto out;
1759 }
1760
1761 statesize = crypto_ahash_statesize(atfm);
1762 if (stfm)
1763 statesize = max(statesize, crypto_shash_statesize(stfm));
1764 hashstate = kmalloc(statesize + TESTMGR_POISON_LEN, GFP_KERNEL);
1765 if (!hashstate) {
1766 pr_err("alg: hash: failed to allocate hash state buffer for %s\n",
1767 driver);
1768 err = -ENOMEM;
1769 goto out;
1770 }
1771
1772 for (i = 0; i < num_vecs; i++) {
1773 err = test_hash_vec(driver, &vecs[i], i, req, desc, tsgl,
1774 hashstate);
1775 if (err)
1776 goto out;
1777 cond_resched();
1778 }
1779 err = test_hash_vs_generic_impl(driver, generic_driver, maxkeysize, req,
1780 desc, tsgl, hashstate);
1781out:
1782 kfree(hashstate);
1783 if (tsgl) {
1784 destroy_test_sglist(tsgl);
1785 kfree(tsgl);
1786 }
1787 kfree(desc);
1788 crypto_free_shash(stfm);
1789 ahash_request_free(req);
1790 crypto_free_ahash(atfm);
1791 return err;
1792}
1793
1794static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
1795 u32 type, u32 mask)
1796{
1797 const struct hash_testvec *template = desc->suite.hash.vecs;
1798 unsigned int tcount = desc->suite.hash.count;
1799 unsigned int nr_unkeyed, nr_keyed;
1800 unsigned int maxkeysize = 0;
1801 int err;
1802
1803 /*
1804 * For OPTIONAL_KEY algorithms, we have to do all the unkeyed tests
1805 * first, before setting a key on the tfm. To make this easier, we
1806 * require that the unkeyed test vectors (if any) are listed first.
1807 */
1808
1809 for (nr_unkeyed = 0; nr_unkeyed < tcount; nr_unkeyed++) {
1810 if (template[nr_unkeyed].ksize)
1811 break;
1812 }
1813 for (nr_keyed = 0; nr_unkeyed + nr_keyed < tcount; nr_keyed++) {
1814 if (!template[nr_unkeyed + nr_keyed].ksize) {
1815 pr_err("alg: hash: test vectors for %s out of order, "
1816 "unkeyed ones must come first\n", desc->alg);
1817 return -EINVAL;
1818 }
1819 maxkeysize = max_t(unsigned int, maxkeysize,
1820 template[nr_unkeyed + nr_keyed].ksize);
1821 }
1822
1823 err = 0;
1824 if (nr_unkeyed) {
1825 err = __alg_test_hash(template, nr_unkeyed, driver, type, mask,
1826 desc->generic_driver, maxkeysize);
1827 template += nr_unkeyed;
1828 }
1829
1830 if (!err && nr_keyed)
1831 err = __alg_test_hash(template, nr_keyed, driver, type, mask,
1832 desc->generic_driver, maxkeysize);
1833
1834 return err;
1835}
1836
1837static int test_aead_vec_cfg(const char *driver, int enc,
1838 const struct aead_testvec *vec,
1839 const char *vec_name,
1840 const struct testvec_config *cfg,
1841 struct aead_request *req,
1842 struct cipher_test_sglists *tsgls)
1843{
1844 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
1845 const unsigned int alignmask = crypto_aead_alignmask(tfm);
1846 const unsigned int ivsize = crypto_aead_ivsize(tfm);
1847 const unsigned int authsize = vec->clen - vec->plen;
1848 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1849 const char *op = enc ? "encryption" : "decryption";
1850 DECLARE_CRYPTO_WAIT(wait);
1851 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
1852 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
1853 cfg->iv_offset +
1854 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
1855 struct kvec input[2];
1856 int expected_error;
1857 int err;
1858
1859 /* Set the key */
1860 if (vec->wk)
1861 crypto_aead_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
1862 else
1863 crypto_aead_clear_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
1864 err = crypto_aead_setkey(tfm, vec->key, vec->klen);
1865 if (err && err != vec->setkey_error) {
1866 pr_err("alg: aead: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1867 driver, vec_name, vec->setkey_error, err,
1868 crypto_aead_get_flags(tfm));
1869 return err;
1870 }
1871 if (!err && vec->setkey_error) {
1872 pr_err("alg: aead: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1873 driver, vec_name, vec->setkey_error);
1874 return -EINVAL;
1875 }
1876
1877 /* Set the authentication tag size */
1878 err = crypto_aead_setauthsize(tfm, authsize);
1879 if (err && err != vec->setauthsize_error) {
1880 pr_err("alg: aead: %s setauthsize failed on test vector %s; expected_error=%d, actual_error=%d\n",
1881 driver, vec_name, vec->setauthsize_error, err);
1882 return err;
1883 }
1884 if (!err && vec->setauthsize_error) {
1885 pr_err("alg: aead: %s setauthsize unexpectedly succeeded on test vector %s; expected_error=%d\n",
1886 driver, vec_name, vec->setauthsize_error);
1887 return -EINVAL;
1888 }
1889
1890 if (vec->setkey_error || vec->setauthsize_error)
1891 return 0;
1892
1893 /* The IV must be copied to a buffer, as the algorithm may modify it */
1894 if (WARN_ON(ivsize > MAX_IVLEN))
1895 return -EINVAL;
1896 if (vec->iv)
1897 memcpy(iv, vec->iv, ivsize);
1898 else
1899 memset(iv, 0, ivsize);
1900
1901 /* Build the src/dst scatterlists */
1902 input[0].iov_base = (void *)vec->assoc;
1903 input[0].iov_len = vec->alen;
1904 input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
1905 input[1].iov_len = enc ? vec->plen : vec->clen;
1906 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
1907 vec->alen + (enc ? vec->plen :
1908 vec->clen),
1909 vec->alen + (enc ? vec->clen :
1910 vec->plen),
1911 input, 2);
1912 if (err) {
1913 pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
1914 driver, op, vec_name, cfg->name);
1915 return err;
1916 }
1917
1918 /* Do the actual encryption or decryption */
1919 testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
1920 aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
1921 aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
1922 enc ? vec->plen : vec->clen, iv);
1923 aead_request_set_ad(req, vec->alen);
1924 if (cfg->nosimd)
1925 crypto_disable_simd_for_test();
1926 err = enc ? crypto_aead_encrypt(req) : crypto_aead_decrypt(req);
1927 if (cfg->nosimd)
1928 crypto_reenable_simd_for_test();
1929 err = crypto_wait_req(err, &wait);
1930
1931 /* Check that the algorithm didn't overwrite things it shouldn't have */
1932 if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
1933 req->assoclen != vec->alen ||
1934 req->iv != iv ||
1935 req->src != tsgls->src.sgl_ptr ||
1936 req->dst != tsgls->dst.sgl_ptr ||
1937 crypto_aead_reqtfm(req) != tfm ||
1938 req->base.complete != crypto_req_done ||
1939 req->base.flags != req_flags ||
1940 req->base.data != &wait) {
1941 pr_err("alg: aead: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
1942 driver, op, vec_name, cfg->name);
1943 if (req->cryptlen != (enc ? vec->plen : vec->clen))
1944 pr_err("alg: aead: changed 'req->cryptlen'\n");
1945 if (req->assoclen != vec->alen)
1946 pr_err("alg: aead: changed 'req->assoclen'\n");
1947 if (req->iv != iv)
1948 pr_err("alg: aead: changed 'req->iv'\n");
1949 if (req->src != tsgls->src.sgl_ptr)
1950 pr_err("alg: aead: changed 'req->src'\n");
1951 if (req->dst != tsgls->dst.sgl_ptr)
1952 pr_err("alg: aead: changed 'req->dst'\n");
1953 if (crypto_aead_reqtfm(req) != tfm)
1954 pr_err("alg: aead: changed 'req->base.tfm'\n");
1955 if (req->base.complete != crypto_req_done)
1956 pr_err("alg: aead: changed 'req->base.complete'\n");
1957 if (req->base.flags != req_flags)
1958 pr_err("alg: aead: changed 'req->base.flags'\n");
1959 if (req->base.data != &wait)
1960 pr_err("alg: aead: changed 'req->base.data'\n");
1961 return -EINVAL;
1962 }
1963 if (is_test_sglist_corrupted(&tsgls->src)) {
1964 pr_err("alg: aead: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
1965 driver, op, vec_name, cfg->name);
1966 return -EINVAL;
1967 }
1968 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
1969 is_test_sglist_corrupted(&tsgls->dst)) {
1970 pr_err("alg: aead: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
1971 driver, op, vec_name, cfg->name);
1972 return -EINVAL;
1973 }
1974
1975 /* Check for success or failure */
1976 expected_error = vec->novrfy ? -EBADMSG : vec->crypt_error;
1977 if (err) {
1978 if (err == expected_error)
1979 return 0;
1980 pr_err("alg: aead: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1981 driver, op, vec_name, expected_error, err, cfg->name);
1982 return err;
1983 }
1984 if (expected_error) {
1985 pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1986 driver, op, vec_name, expected_error, cfg->name);
1987 return -EINVAL;
1988 }
1989
1990 /* Check for the correct output (ciphertext or plaintext) */
1991 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
1992 enc ? vec->clen : vec->plen,
1993 vec->alen, enc || !cfg->inplace);
1994 if (err == -EOVERFLOW) {
1995 pr_err("alg: aead: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
1996 driver, op, vec_name, cfg->name);
1997 return err;
1998 }
1999 if (err) {
2000 pr_err("alg: aead: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2001 driver, op, vec_name, cfg->name);
2002 return err;
2003 }
2004
2005 return 0;
2006}
2007
2008static int test_aead_vec(const char *driver, int enc,
2009 const struct aead_testvec *vec, unsigned int vec_num,
2010 struct aead_request *req,
2011 struct cipher_test_sglists *tsgls)
2012{
2013 char vec_name[16];
2014 unsigned int i;
2015 int err;
2016
2017 if (enc && vec->novrfy)
2018 return 0;
2019
2020 sprintf(vec_name, "%u", vec_num);
2021
2022 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2023 err = test_aead_vec_cfg(driver, enc, vec, vec_name,
2024 &default_cipher_testvec_configs[i],
2025 req, tsgls);
2026 if (err)
2027 return err;
2028 }
2029
2030#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2031 if (!noextratests) {
2032 struct testvec_config cfg;
2033 char cfgname[TESTVEC_CONFIG_NAMELEN];
2034
2035 for (i = 0; i < fuzz_iterations; i++) {
2036 generate_random_testvec_config(&cfg, cfgname,
2037 sizeof(cfgname));
2038 err = test_aead_vec_cfg(driver, enc, vec, vec_name,
2039 &cfg, req, tsgls);
2040 if (err)
2041 return err;
2042 cond_resched();
2043 }
2044 }
2045#endif
2046 return 0;
2047}
2048
2049#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2050/*
2051 * Generate an AEAD test vector from the given implementation.
2052 * Assumes the buffers in 'vec' were already allocated.
2053 */
2054static void generate_random_aead_testvec(struct aead_request *req,
2055 struct aead_testvec *vec,
2056 unsigned int maxkeysize,
2057 unsigned int maxdatasize,
2058 char *name, size_t max_namelen)
2059{
2060 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2061 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2062 unsigned int maxauthsize = crypto_aead_alg(tfm)->maxauthsize;
2063 unsigned int authsize;
2064 unsigned int total_len;
2065 int i;
2066 struct scatterlist src[2], dst;
2067 u8 iv[MAX_IVLEN];
2068 DECLARE_CRYPTO_WAIT(wait);
2069
2070 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2071 vec->klen = maxkeysize;
2072 if (prandom_u32() % 4 == 0)
2073 vec->klen = prandom_u32() % (maxkeysize + 1);
2074 generate_random_bytes((u8 *)vec->key, vec->klen);
2075 vec->setkey_error = crypto_aead_setkey(tfm, vec->key, vec->klen);
2076
2077 /* IV */
2078 generate_random_bytes((u8 *)vec->iv, ivsize);
2079
2080 /* Tag length: in [0, maxauthsize], but usually choose maxauthsize */
2081 authsize = maxauthsize;
2082 if (prandom_u32() % 4 == 0)
2083 authsize = prandom_u32() % (maxauthsize + 1);
2084 if (WARN_ON(authsize > maxdatasize))
2085 authsize = maxdatasize;
2086 maxdatasize -= authsize;
2087 vec->setauthsize_error = crypto_aead_setauthsize(tfm, authsize);
2088
2089 /* Plaintext and associated data */
2090 total_len = generate_random_length(maxdatasize);
2091 if (prandom_u32() % 4 == 0)
2092 vec->alen = 0;
2093 else
2094 vec->alen = generate_random_length(total_len);
2095 vec->plen = total_len - vec->alen;
2096 generate_random_bytes((u8 *)vec->assoc, vec->alen);
2097 generate_random_bytes((u8 *)vec->ptext, vec->plen);
2098
2099 vec->clen = vec->plen + authsize;
2100
2101 /*
2102 * If the key or authentication tag size couldn't be set, no need to
2103 * continue to encrypt.
2104 */
2105 if (vec->setkey_error || vec->setauthsize_error)
2106 goto done;
2107
2108 /* Ciphertext */
2109 sg_init_table(src, 2);
2110 i = 0;
2111 if (vec->alen)
2112 sg_set_buf(&src[i++], vec->assoc, vec->alen);
2113 if (vec->plen)
2114 sg_set_buf(&src[i++], vec->ptext, vec->plen);
2115 sg_init_one(&dst, vec->ctext, vec->alen + vec->clen);
2116 memcpy(iv, vec->iv, ivsize);
2117 aead_request_set_callback(req, 0, crypto_req_done, &wait);
2118 aead_request_set_crypt(req, src, &dst, vec->plen, iv);
2119 aead_request_set_ad(req, vec->alen);
2120 vec->crypt_error = crypto_wait_req(crypto_aead_encrypt(req), &wait);
2121 if (vec->crypt_error == 0)
2122 memmove((u8 *)vec->ctext, vec->ctext + vec->alen, vec->clen);
2123done:
2124 snprintf(name, max_namelen,
2125 "\"random: alen=%u plen=%u authsize=%u klen=%u\"",
2126 vec->alen, vec->plen, authsize, vec->klen);
2127}
2128
2129/*
2130 * Test the AEAD algorithm represented by @req against the corresponding generic
2131 * implementation, if one is available.
2132 */
2133static int test_aead_vs_generic_impl(const char *driver,
2134 const struct alg_test_desc *test_desc,
2135 struct aead_request *req,
2136 struct cipher_test_sglists *tsgls)
2137{
2138 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2139 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2140 const unsigned int maxauthsize = crypto_aead_alg(tfm)->maxauthsize;
2141 const unsigned int blocksize = crypto_aead_blocksize(tfm);
2142 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2143 const char *algname = crypto_aead_alg(tfm)->base.cra_name;
2144 const char *generic_driver = test_desc->generic_driver;
2145 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2146 struct crypto_aead *generic_tfm = NULL;
2147 struct aead_request *generic_req = NULL;
2148 unsigned int maxkeysize;
2149 unsigned int i;
2150 struct aead_testvec vec = { 0 };
2151 char vec_name[64];
2152 struct testvec_config *cfg;
2153 char cfgname[TESTVEC_CONFIG_NAMELEN];
2154 int err;
2155
2156 if (noextratests)
2157 return 0;
2158
2159 if (!generic_driver) { /* Use default naming convention? */
2160 err = build_generic_driver_name(algname, _generic_driver);
2161 if (err)
2162 return err;
2163 generic_driver = _generic_driver;
2164 }
2165
2166 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2167 return 0;
2168
2169 generic_tfm = crypto_alloc_aead(generic_driver, 0, 0);
2170 if (IS_ERR(generic_tfm)) {
2171 err = PTR_ERR(generic_tfm);
2172 if (err == -ENOENT) {
2173 pr_warn("alg: aead: skipping comparison tests for %s because %s is unavailable\n",
2174 driver, generic_driver);
2175 return 0;
2176 }
2177 pr_err("alg: aead: error allocating %s (generic impl of %s): %d\n",
2178 generic_driver, algname, err);
2179 return err;
2180 }
2181
2182 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
2183 if (!cfg) {
2184 err = -ENOMEM;
2185 goto out;
2186 }
2187
2188 generic_req = aead_request_alloc(generic_tfm, GFP_KERNEL);
2189 if (!generic_req) {
2190 err = -ENOMEM;
2191 goto out;
2192 }
2193
2194 /* Check the algorithm properties for consistency. */
2195
2196 if (maxauthsize != crypto_aead_alg(generic_tfm)->maxauthsize) {
2197 pr_err("alg: aead: maxauthsize for %s (%u) doesn't match generic impl (%u)\n",
2198 driver, maxauthsize,
2199 crypto_aead_alg(generic_tfm)->maxauthsize);
2200 err = -EINVAL;
2201 goto out;
2202 }
2203
2204 if (ivsize != crypto_aead_ivsize(generic_tfm)) {
2205 pr_err("alg: aead: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2206 driver, ivsize, crypto_aead_ivsize(generic_tfm));
2207 err = -EINVAL;
2208 goto out;
2209 }
2210
2211 if (blocksize != crypto_aead_blocksize(generic_tfm)) {
2212 pr_err("alg: aead: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2213 driver, blocksize, crypto_aead_blocksize(generic_tfm));
2214 err = -EINVAL;
2215 goto out;
2216 }
2217
2218 /*
2219 * Now generate test vectors using the generic implementation, and test
2220 * the other implementation against them.
2221 */
2222
2223 maxkeysize = 0;
2224 for (i = 0; i < test_desc->suite.aead.count; i++)
2225 maxkeysize = max_t(unsigned int, maxkeysize,
2226 test_desc->suite.aead.vecs[i].klen);
2227
2228 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
2229 vec.iv = kmalloc(ivsize, GFP_KERNEL);
2230 vec.assoc = kmalloc(maxdatasize, GFP_KERNEL);
2231 vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
2232 vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
2233 if (!vec.key || !vec.iv || !vec.assoc || !vec.ptext || !vec.ctext) {
2234 err = -ENOMEM;
2235 goto out;
2236 }
2237
2238 for (i = 0; i < fuzz_iterations * 8; i++) {
2239 generate_random_aead_testvec(generic_req, &vec,
2240 maxkeysize, maxdatasize,
2241 vec_name, sizeof(vec_name));
2242 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
2243
2244 err = test_aead_vec_cfg(driver, ENCRYPT, &vec, vec_name, cfg,
2245 req, tsgls);
2246 if (err)
2247 goto out;
2248 err = test_aead_vec_cfg(driver, DECRYPT, &vec, vec_name, cfg,
2249 req, tsgls);
2250 if (err)
2251 goto out;
2252 cond_resched();
2253 }
2254 err = 0;
2255out:
2256 kfree(cfg);
2257 kfree(vec.key);
2258 kfree(vec.iv);
2259 kfree(vec.assoc);
2260 kfree(vec.ptext);
2261 kfree(vec.ctext);
2262 crypto_free_aead(generic_tfm);
2263 aead_request_free(generic_req);
2264 return err;
2265}
2266#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2267static int test_aead_vs_generic_impl(const char *driver,
2268 const struct alg_test_desc *test_desc,
2269 struct aead_request *req,
2270 struct cipher_test_sglists *tsgls)
2271{
2272 return 0;
2273}
2274#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2275
2276static int test_aead(const char *driver, int enc,
2277 const struct aead_test_suite *suite,
2278 struct aead_request *req,
2279 struct cipher_test_sglists *tsgls)
2280{
2281 unsigned int i;
2282 int err;
2283
2284 for (i = 0; i < suite->count; i++) {
2285 err = test_aead_vec(driver, enc, &suite->vecs[i], i, req,
2286 tsgls);
2287 if (err)
2288 return err;
2289 cond_resched();
2290 }
2291 return 0;
2292}
2293
2294static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
2295 u32 type, u32 mask)
2296{
2297 const struct aead_test_suite *suite = &desc->suite.aead;
2298 struct crypto_aead *tfm;
2299 struct aead_request *req = NULL;
2300 struct cipher_test_sglists *tsgls = NULL;
2301 int err;
2302
2303 if (suite->count <= 0) {
2304 pr_err("alg: aead: empty test suite for %s\n", driver);
2305 return -EINVAL;
2306 }
2307
2308 tfm = crypto_alloc_aead(driver, type, mask);
2309 if (IS_ERR(tfm)) {
2310 pr_err("alg: aead: failed to allocate transform for %s: %ld\n",
2311 driver, PTR_ERR(tfm));
2312 return PTR_ERR(tfm);
2313 }
2314
2315 req = aead_request_alloc(tfm, GFP_KERNEL);
2316 if (!req) {
2317 pr_err("alg: aead: failed to allocate request for %s\n",
2318 driver);
2319 err = -ENOMEM;
2320 goto out;
2321 }
2322
2323 tsgls = alloc_cipher_test_sglists();
2324 if (!tsgls) {
2325 pr_err("alg: aead: failed to allocate test buffers for %s\n",
2326 driver);
2327 err = -ENOMEM;
2328 goto out;
2329 }
2330
2331 err = test_aead(driver, ENCRYPT, suite, req, tsgls);
2332 if (err)
2333 goto out;
2334
2335 err = test_aead(driver, DECRYPT, suite, req, tsgls);
2336 if (err)
2337 goto out;
2338
2339 err = test_aead_vs_generic_impl(driver, desc, req, tsgls);
2340out:
2341 free_cipher_test_sglists(tsgls);
2342 aead_request_free(req);
2343 crypto_free_aead(tfm);
2344 return err;
2345}
2346
2347static int test_cipher(struct crypto_cipher *tfm, int enc,
2348 const struct cipher_testvec *template,
2349 unsigned int tcount)
2350{
2351 const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
2352 unsigned int i, j, k;
2353 char *q;
2354 const char *e;
2355 const char *input, *result;
2356 void *data;
2357 char *xbuf[XBUFSIZE];
2358 int ret = -ENOMEM;
2359
2360 if (testmgr_alloc_buf(xbuf))
2361 goto out_nobuf;
2362
2363 if (enc == ENCRYPT)
2364 e = "encryption";
2365 else
2366 e = "decryption";
2367
2368 j = 0;
2369 for (i = 0; i < tcount; i++) {
2370
2371 if (fips_enabled && template[i].fips_skip)
2372 continue;
2373
2374 input = enc ? template[i].ptext : template[i].ctext;
2375 result = enc ? template[i].ctext : template[i].ptext;
2376 j++;
2377
2378 ret = -EINVAL;
2379 if (WARN_ON(template[i].len > PAGE_SIZE))
2380 goto out;
2381
2382 data = xbuf[0];
2383 memcpy(data, input, template[i].len);
2384
2385 crypto_cipher_clear_flags(tfm, ~0);
2386 if (template[i].wk)
2387 crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2388
2389 ret = crypto_cipher_setkey(tfm, template[i].key,
2390 template[i].klen);
2391 if (ret) {
2392 if (ret == template[i].setkey_error)
2393 continue;
2394 pr_err("alg: cipher: %s setkey failed on test vector %u; expected_error=%d, actual_error=%d, flags=%#x\n",
2395 algo, j, template[i].setkey_error, ret,
2396 crypto_cipher_get_flags(tfm));
2397 goto out;
2398 }
2399 if (template[i].setkey_error) {
2400 pr_err("alg: cipher: %s setkey unexpectedly succeeded on test vector %u; expected_error=%d\n",
2401 algo, j, template[i].setkey_error);
2402 ret = -EINVAL;
2403 goto out;
2404 }
2405
2406 for (k = 0; k < template[i].len;
2407 k += crypto_cipher_blocksize(tfm)) {
2408 if (enc)
2409 crypto_cipher_encrypt_one(tfm, data + k,
2410 data + k);
2411 else
2412 crypto_cipher_decrypt_one(tfm, data + k,
2413 data + k);
2414 }
2415
2416 q = data;
2417 if (memcmp(q, result, template[i].len)) {
2418 printk(KERN_ERR "alg: cipher: Test %d failed "
2419 "on %s for %s\n", j, e, algo);
2420 hexdump(q, template[i].len);
2421 ret = -EINVAL;
2422 goto out;
2423 }
2424 }
2425
2426 ret = 0;
2427
2428out:
2429 testmgr_free_buf(xbuf);
2430out_nobuf:
2431 return ret;
2432}
2433
2434static int test_skcipher_vec_cfg(const char *driver, int enc,
2435 const struct cipher_testvec *vec,
2436 const char *vec_name,
2437 const struct testvec_config *cfg,
2438 struct skcipher_request *req,
2439 struct cipher_test_sglists *tsgls)
2440{
2441 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2442 const unsigned int alignmask = crypto_skcipher_alignmask(tfm);
2443 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2444 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2445 const char *op = enc ? "encryption" : "decryption";
2446 DECLARE_CRYPTO_WAIT(wait);
2447 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2448 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2449 cfg->iv_offset +
2450 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2451 struct kvec input;
2452 int err;
2453
2454 /* Set the key */
2455 if (vec->wk)
2456 crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2457 else
2458 crypto_skcipher_clear_flags(tfm,
2459 CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2460 err = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
2461 if (err) {
2462 if (err == vec->setkey_error)
2463 return 0;
2464 pr_err("alg: skcipher: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2465 driver, vec_name, vec->setkey_error, err,
2466 crypto_skcipher_get_flags(tfm));
2467 return err;
2468 }
2469 if (vec->setkey_error) {
2470 pr_err("alg: skcipher: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2471 driver, vec_name, vec->setkey_error);
2472 return -EINVAL;
2473 }
2474
2475 /* The IV must be copied to a buffer, as the algorithm may modify it */
2476 if (ivsize) {
2477 if (WARN_ON(ivsize > MAX_IVLEN))
2478 return -EINVAL;
2479 if (vec->generates_iv && !enc)
2480 memcpy(iv, vec->iv_out, ivsize);
2481 else if (vec->iv)
2482 memcpy(iv, vec->iv, ivsize);
2483 else
2484 memset(iv, 0, ivsize);
2485 } else {
2486 if (vec->generates_iv) {
2487 pr_err("alg: skcipher: %s has ivsize=0 but test vector %s generates IV!\n",
2488 driver, vec_name);
2489 return -EINVAL;
2490 }
2491 iv = NULL;
2492 }
2493
2494 /* Build the src/dst scatterlists */
2495 input.iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2496 input.iov_len = vec->len;
2497 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2498 vec->len, vec->len, &input, 1);
2499 if (err) {
2500 pr_err("alg: skcipher: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2501 driver, op, vec_name, cfg->name);
2502 return err;
2503 }
2504
2505 /* Do the actual encryption or decryption */
2506 testmgr_poison(req->__ctx, crypto_skcipher_reqsize(tfm));
2507 skcipher_request_set_callback(req, req_flags, crypto_req_done, &wait);
2508 skcipher_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2509 vec->len, iv);
2510 if (cfg->nosimd)
2511 crypto_disable_simd_for_test();
2512 err = enc ? crypto_skcipher_encrypt(req) : crypto_skcipher_decrypt(req);
2513 if (cfg->nosimd)
2514 crypto_reenable_simd_for_test();
2515 err = crypto_wait_req(err, &wait);
2516
2517 /* Check that the algorithm didn't overwrite things it shouldn't have */
2518 if (req->cryptlen != vec->len ||
2519 req->iv != iv ||
2520 req->src != tsgls->src.sgl_ptr ||
2521 req->dst != tsgls->dst.sgl_ptr ||
2522 crypto_skcipher_reqtfm(req) != tfm ||
2523 req->base.complete != crypto_req_done ||
2524 req->base.flags != req_flags ||
2525 req->base.data != &wait) {
2526 pr_err("alg: skcipher: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2527 driver, op, vec_name, cfg->name);
2528 if (req->cryptlen != vec->len)
2529 pr_err("alg: skcipher: changed 'req->cryptlen'\n");
2530 if (req->iv != iv)
2531 pr_err("alg: skcipher: changed 'req->iv'\n");
2532 if (req->src != tsgls->src.sgl_ptr)
2533 pr_err("alg: skcipher: changed 'req->src'\n");
2534 if (req->dst != tsgls->dst.sgl_ptr)
2535 pr_err("alg: skcipher: changed 'req->dst'\n");
2536 if (crypto_skcipher_reqtfm(req) != tfm)
2537 pr_err("alg: skcipher: changed 'req->base.tfm'\n");
2538 if (req->base.complete != crypto_req_done)
2539 pr_err("alg: skcipher: changed 'req->base.complete'\n");
2540 if (req->base.flags != req_flags)
2541 pr_err("alg: skcipher: changed 'req->base.flags'\n");
2542 if (req->base.data != &wait)
2543 pr_err("alg: skcipher: changed 'req->base.data'\n");
2544 return -EINVAL;
2545 }
2546 if (is_test_sglist_corrupted(&tsgls->src)) {
2547 pr_err("alg: skcipher: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2548 driver, op, vec_name, cfg->name);
2549 return -EINVAL;
2550 }
2551 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2552 is_test_sglist_corrupted(&tsgls->dst)) {
2553 pr_err("alg: skcipher: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2554 driver, op, vec_name, cfg->name);
2555 return -EINVAL;
2556 }
2557
2558 /* Check for success or failure */
2559 if (err) {
2560 if (err == vec->crypt_error)
2561 return 0;
2562 pr_err("alg: skcipher: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
2563 driver, op, vec_name, vec->crypt_error, err, cfg->name);
2564 return err;
2565 }
2566 if (vec->crypt_error) {
2567 pr_err("alg: skcipher: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
2568 driver, op, vec_name, vec->crypt_error, cfg->name);
2569 return -EINVAL;
2570 }
2571
2572 /* Check for the correct output (ciphertext or plaintext) */
2573 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2574 vec->len, 0, true);
2575 if (err == -EOVERFLOW) {
2576 pr_err("alg: skcipher: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2577 driver, op, vec_name, cfg->name);
2578 return err;
2579 }
2580 if (err) {
2581 pr_err("alg: skcipher: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2582 driver, op, vec_name, cfg->name);
2583 return err;
2584 }
2585
2586 /* If applicable, check that the algorithm generated the correct IV */
2587 if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) {
2588 pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %s, cfg=\"%s\"\n",
2589 driver, op, vec_name, cfg->name);
2590 hexdump(iv, ivsize);
2591 return -EINVAL;
2592 }
2593
2594 return 0;
2595}
2596
2597static int test_skcipher_vec(const char *driver, int enc,
2598 const struct cipher_testvec *vec,
2599 unsigned int vec_num,
2600 struct skcipher_request *req,
2601 struct cipher_test_sglists *tsgls)
2602{
2603 char vec_name[16];
2604 unsigned int i;
2605 int err;
2606
2607 if (fips_enabled && vec->fips_skip)
2608 return 0;
2609
2610 sprintf(vec_name, "%u", vec_num);
2611
2612 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2613 err = test_skcipher_vec_cfg(driver, enc, vec, vec_name,
2614 &default_cipher_testvec_configs[i],
2615 req, tsgls);
2616 if (err)
2617 return err;
2618 }
2619
2620#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2621 if (!noextratests) {
2622 struct testvec_config cfg;
2623 char cfgname[TESTVEC_CONFIG_NAMELEN];
2624
2625 for (i = 0; i < fuzz_iterations; i++) {
2626 generate_random_testvec_config(&cfg, cfgname,
2627 sizeof(cfgname));
2628 err = test_skcipher_vec_cfg(driver, enc, vec, vec_name,
2629 &cfg, req, tsgls);
2630 if (err)
2631 return err;
2632 cond_resched();
2633 }
2634 }
2635#endif
2636 return 0;
2637}
2638
2639#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2640/*
2641 * Generate a symmetric cipher test vector from the given implementation.
2642 * Assumes the buffers in 'vec' were already allocated.
2643 */
2644static void generate_random_cipher_testvec(struct skcipher_request *req,
2645 struct cipher_testvec *vec,
2646 unsigned int maxdatasize,
2647 char *name, size_t max_namelen)
2648{
2649 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2650 const unsigned int maxkeysize = tfm->keysize;
2651 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2652 struct scatterlist src, dst;
2653 u8 iv[MAX_IVLEN];
2654 DECLARE_CRYPTO_WAIT(wait);
2655
2656 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2657 vec->klen = maxkeysize;
2658 if (prandom_u32() % 4 == 0)
2659 vec->klen = prandom_u32() % (maxkeysize + 1);
2660 generate_random_bytes((u8 *)vec->key, vec->klen);
2661 vec->setkey_error = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
2662
2663 /* IV */
2664 generate_random_bytes((u8 *)vec->iv, ivsize);
2665
2666 /* Plaintext */
2667 vec->len = generate_random_length(maxdatasize);
2668 generate_random_bytes((u8 *)vec->ptext, vec->len);
2669
2670 /* If the key couldn't be set, no need to continue to encrypt. */
2671 if (vec->setkey_error)
2672 goto done;
2673
2674 /* Ciphertext */
2675 sg_init_one(&src, vec->ptext, vec->len);
2676 sg_init_one(&dst, vec->ctext, vec->len);
2677 memcpy(iv, vec->iv, ivsize);
2678 skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
2679 skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
2680 vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
2681done:
2682 snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
2683 vec->len, vec->klen);
2684}
2685
2686/*
2687 * Test the skcipher algorithm represented by @req against the corresponding
2688 * generic implementation, if one is available.
2689 */
2690static int test_skcipher_vs_generic_impl(const char *driver,
2691 const char *generic_driver,
2692 struct skcipher_request *req,
2693 struct cipher_test_sglists *tsgls)
2694{
2695 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2696 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2697 const unsigned int blocksize = crypto_skcipher_blocksize(tfm);
2698 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2699 const char *algname = crypto_skcipher_alg(tfm)->base.cra_name;
2700 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2701 struct crypto_skcipher *generic_tfm = NULL;
2702 struct skcipher_request *generic_req = NULL;
2703 unsigned int i;
2704 struct cipher_testvec vec = { 0 };
2705 char vec_name[64];
2706 struct testvec_config *cfg;
2707 char cfgname[TESTVEC_CONFIG_NAMELEN];
2708 int err;
2709
2710 if (noextratests)
2711 return 0;
2712
2713 /* Keywrap isn't supported here yet as it handles its IV differently. */
2714 if (strncmp(algname, "kw(", 3) == 0)
2715 return 0;
2716
2717 if (!generic_driver) { /* Use default naming convention? */
2718 err = build_generic_driver_name(algname, _generic_driver);
2719 if (err)
2720 return err;
2721 generic_driver = _generic_driver;
2722 }
2723
2724 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2725 return 0;
2726
2727 generic_tfm = crypto_alloc_skcipher(generic_driver, 0, 0);
2728 if (IS_ERR(generic_tfm)) {
2729 err = PTR_ERR(generic_tfm);
2730 if (err == -ENOENT) {
2731 pr_warn("alg: skcipher: skipping comparison tests for %s because %s is unavailable\n",
2732 driver, generic_driver);
2733 return 0;
2734 }
2735 pr_err("alg: skcipher: error allocating %s (generic impl of %s): %d\n",
2736 generic_driver, algname, err);
2737 return err;
2738 }
2739
2740 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
2741 if (!cfg) {
2742 err = -ENOMEM;
2743 goto out;
2744 }
2745
2746 generic_req = skcipher_request_alloc(generic_tfm, GFP_KERNEL);
2747 if (!generic_req) {
2748 err = -ENOMEM;
2749 goto out;
2750 }
2751
2752 /* Check the algorithm properties for consistency. */
2753
2754 if (tfm->keysize != generic_tfm->keysize) {
2755 pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
2756 driver, tfm->keysize, generic_tfm->keysize);
2757 err = -EINVAL;
2758 goto out;
2759 }
2760
2761 if (ivsize != crypto_skcipher_ivsize(generic_tfm)) {
2762 pr_err("alg: skcipher: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2763 driver, ivsize, crypto_skcipher_ivsize(generic_tfm));
2764 err = -EINVAL;
2765 goto out;
2766 }
2767
2768 if (blocksize != crypto_skcipher_blocksize(generic_tfm)) {
2769 pr_err("alg: skcipher: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2770 driver, blocksize,
2771 crypto_skcipher_blocksize(generic_tfm));
2772 err = -EINVAL;
2773 goto out;
2774 }
2775
2776 /*
2777 * Now generate test vectors using the generic implementation, and test
2778 * the other implementation against them.
2779 */
2780
2781 vec.key = kmalloc(tfm->keysize, GFP_KERNEL);
2782 vec.iv = kmalloc(ivsize, GFP_KERNEL);
2783 vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
2784 vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
2785 if (!vec.key || !vec.iv || !vec.ptext || !vec.ctext) {
2786 err = -ENOMEM;
2787 goto out;
2788 }
2789
2790 for (i = 0; i < fuzz_iterations * 8; i++) {
2791 generate_random_cipher_testvec(generic_req, &vec, maxdatasize,
2792 vec_name, sizeof(vec_name));
2793 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
2794
2795 err = test_skcipher_vec_cfg(driver, ENCRYPT, &vec, vec_name,
2796 cfg, req, tsgls);
2797 if (err)
2798 goto out;
2799 err = test_skcipher_vec_cfg(driver, DECRYPT, &vec, vec_name,
2800 cfg, req, tsgls);
2801 if (err)
2802 goto out;
2803 cond_resched();
2804 }
2805 err = 0;
2806out:
2807 kfree(cfg);
2808 kfree(vec.key);
2809 kfree(vec.iv);
2810 kfree(vec.ptext);
2811 kfree(vec.ctext);
2812 crypto_free_skcipher(generic_tfm);
2813 skcipher_request_free(generic_req);
2814 return err;
2815}
2816#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2817static int test_skcipher_vs_generic_impl(const char *driver,
2818 const char *generic_driver,
2819 struct skcipher_request *req,
2820 struct cipher_test_sglists *tsgls)
2821{
2822 return 0;
2823}
2824#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2825
2826static int test_skcipher(const char *driver, int enc,
2827 const struct cipher_test_suite *suite,
2828 struct skcipher_request *req,
2829 struct cipher_test_sglists *tsgls)
2830{
2831 unsigned int i;
2832 int err;
2833
2834 for (i = 0; i < suite->count; i++) {
2835 err = test_skcipher_vec(driver, enc, &suite->vecs[i], i, req,
2836 tsgls);
2837 if (err)
2838 return err;
2839 cond_resched();
2840 }
2841 return 0;
2842}
2843
2844static int alg_test_skcipher(const struct alg_test_desc *desc,
2845 const char *driver, u32 type, u32 mask)
2846{
2847 const struct cipher_test_suite *suite = &desc->suite.cipher;
2848 struct crypto_skcipher *tfm;
2849 struct skcipher_request *req = NULL;
2850 struct cipher_test_sglists *tsgls = NULL;
2851 int err;
2852
2853 if (suite->count <= 0) {
2854 pr_err("alg: skcipher: empty test suite for %s\n", driver);
2855 return -EINVAL;
2856 }
2857
2858 tfm = crypto_alloc_skcipher(driver, type, mask);
2859 if (IS_ERR(tfm)) {
2860 pr_err("alg: skcipher: failed to allocate transform for %s: %ld\n",
2861 driver, PTR_ERR(tfm));
2862 return PTR_ERR(tfm);
2863 }
2864
2865 req = skcipher_request_alloc(tfm, GFP_KERNEL);
2866 if (!req) {
2867 pr_err("alg: skcipher: failed to allocate request for %s\n",
2868 driver);
2869 err = -ENOMEM;
2870 goto out;
2871 }
2872
2873 tsgls = alloc_cipher_test_sglists();
2874 if (!tsgls) {
2875 pr_err("alg: skcipher: failed to allocate test buffers for %s\n",
2876 driver);
2877 err = -ENOMEM;
2878 goto out;
2879 }
2880
2881 err = test_skcipher(driver, ENCRYPT, suite, req, tsgls);
2882 if (err)
2883 goto out;
2884
2885 err = test_skcipher(driver, DECRYPT, suite, req, tsgls);
2886 if (err)
2887 goto out;
2888
2889 err = test_skcipher_vs_generic_impl(driver, desc->generic_driver, req,
2890 tsgls);
2891out:
2892 free_cipher_test_sglists(tsgls);
2893 skcipher_request_free(req);
2894 crypto_free_skcipher(tfm);
2895 return err;
2896}
2897
2898static int test_comp(struct crypto_comp *tfm,
2899 const struct comp_testvec *ctemplate,
2900 const struct comp_testvec *dtemplate,
2901 int ctcount, int dtcount)
2902{
2903 const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
2904 char *output, *decomp_output;
2905 unsigned int i;
2906 int ret;
2907
2908 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
2909 if (!output)
2910 return -ENOMEM;
2911
2912 decomp_output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
2913 if (!decomp_output) {
2914 kfree(output);
2915 return -ENOMEM;
2916 }
2917
2918 for (i = 0; i < ctcount; i++) {
2919 int ilen;
2920 unsigned int dlen = COMP_BUF_SIZE;
2921
2922 memset(output, 0, COMP_BUF_SIZE);
2923 memset(decomp_output, 0, COMP_BUF_SIZE);
2924
2925 ilen = ctemplate[i].inlen;
2926 ret = crypto_comp_compress(tfm, ctemplate[i].input,
2927 ilen, output, &dlen);
2928 if (ret) {
2929 printk(KERN_ERR "alg: comp: compression failed "
2930 "on test %d for %s: ret=%d\n", i + 1, algo,
2931 -ret);
2932 goto out;
2933 }
2934
2935 ilen = dlen;
2936 dlen = COMP_BUF_SIZE;
2937 ret = crypto_comp_decompress(tfm, output,
2938 ilen, decomp_output, &dlen);
2939 if (ret) {
2940 pr_err("alg: comp: compression failed: decompress: on test %d for %s failed: ret=%d\n",
2941 i + 1, algo, -ret);
2942 goto out;
2943 }
2944
2945 if (dlen != ctemplate[i].inlen) {
2946 printk(KERN_ERR "alg: comp: Compression test %d "
2947 "failed for %s: output len = %d\n", i + 1, algo,
2948 dlen);
2949 ret = -EINVAL;
2950 goto out;
2951 }
2952
2953 if (memcmp(decomp_output, ctemplate[i].input,
2954 ctemplate[i].inlen)) {
2955 pr_err("alg: comp: compression failed: output differs: on test %d for %s\n",
2956 i + 1, algo);
2957 hexdump(decomp_output, dlen);
2958 ret = -EINVAL;
2959 goto out;
2960 }
2961 }
2962
2963 for (i = 0; i < dtcount; i++) {
2964 int ilen;
2965 unsigned int dlen = COMP_BUF_SIZE;
2966
2967 memset(decomp_output, 0, COMP_BUF_SIZE);
2968
2969 ilen = dtemplate[i].inlen;
2970 ret = crypto_comp_decompress(tfm, dtemplate[i].input,
2971 ilen, decomp_output, &dlen);
2972 if (ret) {
2973 printk(KERN_ERR "alg: comp: decompression failed "
2974 "on test %d for %s: ret=%d\n", i + 1, algo,
2975 -ret);
2976 goto out;
2977 }
2978
2979 if (dlen != dtemplate[i].outlen) {
2980 printk(KERN_ERR "alg: comp: Decompression test %d "
2981 "failed for %s: output len = %d\n", i + 1, algo,
2982 dlen);
2983 ret = -EINVAL;
2984 goto out;
2985 }
2986
2987 if (memcmp(decomp_output, dtemplate[i].output, dlen)) {
2988 printk(KERN_ERR "alg: comp: Decompression test %d "
2989 "failed for %s\n", i + 1, algo);
2990 hexdump(decomp_output, dlen);
2991 ret = -EINVAL;
2992 goto out;
2993 }
2994 }
2995
2996 ret = 0;
2997
2998out:
2999 kfree(decomp_output);
3000 kfree(output);
3001 return ret;
3002}
3003
3004static int test_acomp(struct crypto_acomp *tfm,
3005 const struct comp_testvec *ctemplate,
3006 const struct comp_testvec *dtemplate,
3007 int ctcount, int dtcount)
3008{
3009 const char *algo = crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm));
3010 unsigned int i;
3011 char *output, *decomp_out;
3012 int ret;
3013 struct scatterlist src, dst;
3014 struct acomp_req *req;
3015 struct crypto_wait wait;
3016
3017 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3018 if (!output)
3019 return -ENOMEM;
3020
3021 decomp_out = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3022 if (!decomp_out) {
3023 kfree(output);
3024 return -ENOMEM;
3025 }
3026
3027 for (i = 0; i < ctcount; i++) {
3028 unsigned int dlen = COMP_BUF_SIZE;
3029 int ilen = ctemplate[i].inlen;
3030 void *input_vec;
3031
3032 input_vec = kmemdup(ctemplate[i].input, ilen, GFP_KERNEL);
3033 if (!input_vec) {
3034 ret = -ENOMEM;
3035 goto out;
3036 }
3037
3038 memset(output, 0, dlen);
3039 crypto_init_wait(&wait);
3040 sg_init_one(&src, input_vec, ilen);
3041 sg_init_one(&dst, output, dlen);
3042
3043 req = acomp_request_alloc(tfm);
3044 if (!req) {
3045 pr_err("alg: acomp: request alloc failed for %s\n",
3046 algo);
3047 kfree(input_vec);
3048 ret = -ENOMEM;
3049 goto out;
3050 }
3051
3052 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3053 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3054 crypto_req_done, &wait);
3055
3056 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3057 if (ret) {
3058 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3059 i + 1, algo, -ret);
3060 kfree(input_vec);
3061 acomp_request_free(req);
3062 goto out;
3063 }
3064
3065 ilen = req->dlen;
3066 dlen = COMP_BUF_SIZE;
3067 sg_init_one(&src, output, ilen);
3068 sg_init_one(&dst, decomp_out, dlen);
3069 crypto_init_wait(&wait);
3070 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3071
3072 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3073 if (ret) {
3074 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3075 i + 1, algo, -ret);
3076 kfree(input_vec);
3077 acomp_request_free(req);
3078 goto out;
3079 }
3080
3081 if (req->dlen != ctemplate[i].inlen) {
3082 pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
3083 i + 1, algo, req->dlen);
3084 ret = -EINVAL;
3085 kfree(input_vec);
3086 acomp_request_free(req);
3087 goto out;
3088 }
3089
3090 if (memcmp(input_vec, decomp_out, req->dlen)) {
3091 pr_err("alg: acomp: Compression test %d failed for %s\n",
3092 i + 1, algo);
3093 hexdump(output, req->dlen);
3094 ret = -EINVAL;
3095 kfree(input_vec);
3096 acomp_request_free(req);
3097 goto out;
3098 }
3099
3100 kfree(input_vec);
3101 acomp_request_free(req);
3102 }
3103
3104 for (i = 0; i < dtcount; i++) {
3105 unsigned int dlen = COMP_BUF_SIZE;
3106 int ilen = dtemplate[i].inlen;
3107 void *input_vec;
3108
3109 input_vec = kmemdup(dtemplate[i].input, ilen, GFP_KERNEL);
3110 if (!input_vec) {
3111 ret = -ENOMEM;
3112 goto out;
3113 }
3114
3115 memset(output, 0, dlen);
3116 crypto_init_wait(&wait);
3117 sg_init_one(&src, input_vec, ilen);
3118 sg_init_one(&dst, output, dlen);
3119
3120 req = acomp_request_alloc(tfm);
3121 if (!req) {
3122 pr_err("alg: acomp: request alloc failed for %s\n",
3123 algo);
3124 kfree(input_vec);
3125 ret = -ENOMEM;
3126 goto out;
3127 }
3128
3129 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3130 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3131 crypto_req_done, &wait);
3132
3133 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3134 if (ret) {
3135 pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
3136 i + 1, algo, -ret);
3137 kfree(input_vec);
3138 acomp_request_free(req);
3139 goto out;
3140 }
3141
3142 if (req->dlen != dtemplate[i].outlen) {
3143 pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
3144 i + 1, algo, req->dlen);
3145 ret = -EINVAL;
3146 kfree(input_vec);
3147 acomp_request_free(req);
3148 goto out;
3149 }
3150
3151 if (memcmp(output, dtemplate[i].output, req->dlen)) {
3152 pr_err("alg: acomp: Decompression test %d failed for %s\n",
3153 i + 1, algo);
3154 hexdump(output, req->dlen);
3155 ret = -EINVAL;
3156 kfree(input_vec);
3157 acomp_request_free(req);
3158 goto out;
3159 }
3160
3161 kfree(input_vec);
3162 acomp_request_free(req);
3163 }
3164
3165 ret = 0;
3166
3167out:
3168 kfree(decomp_out);
3169 kfree(output);
3170 return ret;
3171}
3172
3173static int test_cprng(struct crypto_rng *tfm,
3174 const struct cprng_testvec *template,
3175 unsigned int tcount)
3176{
3177 const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
3178 int err = 0, i, j, seedsize;
3179 u8 *seed;
3180 char result[32];
3181
3182 seedsize = crypto_rng_seedsize(tfm);
3183
3184 seed = kmalloc(seedsize, GFP_KERNEL);
3185 if (!seed) {
3186 printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
3187 "for %s\n", algo);
3188 return -ENOMEM;
3189 }
3190
3191 for (i = 0; i < tcount; i++) {
3192 memset(result, 0, 32);
3193
3194 memcpy(seed, template[i].v, template[i].vlen);
3195 memcpy(seed + template[i].vlen, template[i].key,
3196 template[i].klen);
3197 memcpy(seed + template[i].vlen + template[i].klen,
3198 template[i].dt, template[i].dtlen);
3199
3200 err = crypto_rng_reset(tfm, seed, seedsize);
3201 if (err) {
3202 printk(KERN_ERR "alg: cprng: Failed to reset rng "
3203 "for %s\n", algo);
3204 goto out;
3205 }
3206
3207 for (j = 0; j < template[i].loops; j++) {
3208 err = crypto_rng_get_bytes(tfm, result,
3209 template[i].rlen);
3210 if (err < 0) {
3211 printk(KERN_ERR "alg: cprng: Failed to obtain "
3212 "the correct amount of random data for "
3213 "%s (requested %d)\n", algo,
3214 template[i].rlen);
3215 goto out;
3216 }
3217 }
3218
3219 err = memcmp(result, template[i].result,
3220 template[i].rlen);
3221 if (err) {
3222 printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
3223 i, algo);
3224 hexdump(result, template[i].rlen);
3225 err = -EINVAL;
3226 goto out;
3227 }
3228 }
3229
3230out:
3231 kfree(seed);
3232 return err;
3233}
3234
3235static int alg_test_cipher(const struct alg_test_desc *desc,
3236 const char *driver, u32 type, u32 mask)
3237{
3238 const struct cipher_test_suite *suite = &desc->suite.cipher;
3239 struct crypto_cipher *tfm;
3240 int err;
3241
3242 tfm = crypto_alloc_cipher(driver, type, mask);
3243 if (IS_ERR(tfm)) {
3244 printk(KERN_ERR "alg: cipher: Failed to load transform for "
3245 "%s: %ld\n", driver, PTR_ERR(tfm));
3246 return PTR_ERR(tfm);
3247 }
3248
3249 err = test_cipher(tfm, ENCRYPT, suite->vecs, suite->count);
3250 if (!err)
3251 err = test_cipher(tfm, DECRYPT, suite->vecs, suite->count);
3252
3253 crypto_free_cipher(tfm);
3254 return err;
3255}
3256
3257static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
3258 u32 type, u32 mask)
3259{
3260 struct crypto_comp *comp;
3261 struct crypto_acomp *acomp;
3262 int err;
3263 u32 algo_type = type & CRYPTO_ALG_TYPE_ACOMPRESS_MASK;
3264
3265 if (algo_type == CRYPTO_ALG_TYPE_ACOMPRESS) {
3266 acomp = crypto_alloc_acomp(driver, type, mask);
3267 if (IS_ERR(acomp)) {
3268 pr_err("alg: acomp: Failed to load transform for %s: %ld\n",
3269 driver, PTR_ERR(acomp));
3270 return PTR_ERR(acomp);
3271 }
3272 err = test_acomp(acomp, desc->suite.comp.comp.vecs,
3273 desc->suite.comp.decomp.vecs,
3274 desc->suite.comp.comp.count,
3275 desc->suite.comp.decomp.count);
3276 crypto_free_acomp(acomp);
3277 } else {
3278 comp = crypto_alloc_comp(driver, type, mask);
3279 if (IS_ERR(comp)) {
3280 pr_err("alg: comp: Failed to load transform for %s: %ld\n",
3281 driver, PTR_ERR(comp));
3282 return PTR_ERR(comp);
3283 }
3284
3285 err = test_comp(comp, desc->suite.comp.comp.vecs,
3286 desc->suite.comp.decomp.vecs,
3287 desc->suite.comp.comp.count,
3288 desc->suite.comp.decomp.count);
3289
3290 crypto_free_comp(comp);
3291 }
3292 return err;
3293}
3294
3295static int alg_test_crc32c(const struct alg_test_desc *desc,
3296 const char *driver, u32 type, u32 mask)
3297{
3298 struct crypto_shash *tfm;
3299 __le32 val;
3300 int err;
3301
3302 err = alg_test_hash(desc, driver, type, mask);
3303 if (err)
3304 return err;
3305
3306 tfm = crypto_alloc_shash(driver, type, mask);
3307 if (IS_ERR(tfm)) {
3308 if (PTR_ERR(tfm) == -ENOENT) {
3309 /*
3310 * This crc32c implementation is only available through
3311 * ahash API, not the shash API, so the remaining part
3312 * of the test is not applicable to it.
3313 */
3314 return 0;
3315 }
3316 printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
3317 "%ld\n", driver, PTR_ERR(tfm));
3318 return PTR_ERR(tfm);
3319 }
3320
3321 do {
3322 SHASH_DESC_ON_STACK(shash, tfm);
3323 u32 *ctx = (u32 *)shash_desc_ctx(shash);
3324
3325 shash->tfm = tfm;
3326
3327 *ctx = 420553207;
3328 err = crypto_shash_final(shash, (u8 *)&val);
3329 if (err) {
3330 printk(KERN_ERR "alg: crc32c: Operation failed for "
3331 "%s: %d\n", driver, err);
3332 break;
3333 }
3334
3335 if (val != cpu_to_le32(~420553207)) {
3336 pr_err("alg: crc32c: Test failed for %s: %u\n",
3337 driver, le32_to_cpu(val));
3338 err = -EINVAL;
3339 }
3340 } while (0);
3341
3342 crypto_free_shash(tfm);
3343
3344 return err;
3345}
3346
3347static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
3348 u32 type, u32 mask)
3349{
3350 struct crypto_rng *rng;
3351 int err;
3352
3353 rng = crypto_alloc_rng(driver, type, mask);
3354 if (IS_ERR(rng)) {
3355 printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
3356 "%ld\n", driver, PTR_ERR(rng));
3357 return PTR_ERR(rng);
3358 }
3359
3360 err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
3361
3362 crypto_free_rng(rng);
3363
3364 return err;
3365}
3366
3367
3368static int drbg_cavs_test(const struct drbg_testvec *test, int pr,
3369 const char *driver, u32 type, u32 mask)
3370{
3371 int ret = -EAGAIN;
3372 struct crypto_rng *drng;
3373 struct drbg_test_data test_data;
3374 struct drbg_string addtl, pers, testentropy;
3375 unsigned char *buf = kzalloc(test->expectedlen, GFP_KERNEL);
3376
3377 if (!buf)
3378 return -ENOMEM;
3379
3380 drng = crypto_alloc_rng(driver, type, mask);
3381 if (IS_ERR(drng)) {
3382 printk(KERN_ERR "alg: drbg: could not allocate DRNG handle for "
3383 "%s\n", driver);
3384 kzfree(buf);
3385 return -ENOMEM;
3386 }
3387
3388 test_data.testentropy = &testentropy;
3389 drbg_string_fill(&testentropy, test->entropy, test->entropylen);
3390 drbg_string_fill(&pers, test->pers, test->perslen);
3391 ret = crypto_drbg_reset_test(drng, &pers, &test_data);
3392 if (ret) {
3393 printk(KERN_ERR "alg: drbg: Failed to reset rng\n");
3394 goto outbuf;
3395 }
3396
3397 drbg_string_fill(&addtl, test->addtla, test->addtllen);
3398 if (pr) {
3399 drbg_string_fill(&testentropy, test->entpra, test->entprlen);
3400 ret = crypto_drbg_get_bytes_addtl_test(drng,
3401 buf, test->expectedlen, &addtl, &test_data);
3402 } else {
3403 ret = crypto_drbg_get_bytes_addtl(drng,
3404 buf, test->expectedlen, &addtl);
3405 }
3406 if (ret < 0) {
3407 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3408 "driver %s\n", driver);
3409 goto outbuf;
3410 }
3411
3412 drbg_string_fill(&addtl, test->addtlb, test->addtllen);
3413 if (pr) {
3414 drbg_string_fill(&testentropy, test->entprb, test->entprlen);
3415 ret = crypto_drbg_get_bytes_addtl_test(drng,
3416 buf, test->expectedlen, &addtl, &test_data);
3417 } else {
3418 ret = crypto_drbg_get_bytes_addtl(drng,
3419 buf, test->expectedlen, &addtl);
3420 }
3421 if (ret < 0) {
3422 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3423 "driver %s\n", driver);
3424 goto outbuf;
3425 }
3426
3427 ret = memcmp(test->expected, buf, test->expectedlen);
3428
3429outbuf:
3430 crypto_free_rng(drng);
3431 kzfree(buf);
3432 return ret;
3433}
3434
3435
3436static int alg_test_drbg(const struct alg_test_desc *desc, const char *driver,
3437 u32 type, u32 mask)
3438{
3439 int err = 0;
3440 int pr = 0;
3441 int i = 0;
3442 const struct drbg_testvec *template = desc->suite.drbg.vecs;
3443 unsigned int tcount = desc->suite.drbg.count;
3444
3445 if (0 == memcmp(driver, "drbg_pr_", 8))
3446 pr = 1;
3447
3448 for (i = 0; i < tcount; i++) {
3449 err = drbg_cavs_test(&template[i], pr, driver, type, mask);
3450 if (err) {
3451 printk(KERN_ERR "alg: drbg: Test %d failed for %s\n",
3452 i, driver);
3453 err = -EINVAL;
3454 break;
3455 }
3456 }
3457 return err;
3458
3459}
3460
3461static int do_test_kpp(struct crypto_kpp *tfm, const struct kpp_testvec *vec,
3462 const char *alg)
3463{
3464 struct kpp_request *req;
3465 void *input_buf = NULL;
3466 void *output_buf = NULL;
3467 void *a_public = NULL;
3468 void *a_ss = NULL;
3469 void *shared_secret = NULL;
3470 struct crypto_wait wait;
3471 unsigned int out_len_max;
3472 int err = -ENOMEM;
3473 struct scatterlist src, dst;
3474
3475 req = kpp_request_alloc(tfm, GFP_KERNEL);
3476 if (!req)
3477 return err;
3478
3479 crypto_init_wait(&wait);
3480
3481 err = crypto_kpp_set_secret(tfm, vec->secret, vec->secret_size);
3482 if (err < 0)
3483 goto free_req;
3484
3485 out_len_max = crypto_kpp_maxsize(tfm);
3486 output_buf = kzalloc(out_len_max, GFP_KERNEL);
3487 if (!output_buf) {
3488 err = -ENOMEM;
3489 goto free_req;
3490 }
3491
3492 /* Use appropriate parameter as base */
3493 kpp_request_set_input(req, NULL, 0);
3494 sg_init_one(&dst, output_buf, out_len_max);
3495 kpp_request_set_output(req, &dst, out_len_max);
3496 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3497 crypto_req_done, &wait);
3498
3499 /* Compute party A's public key */
3500 err = crypto_wait_req(crypto_kpp_generate_public_key(req), &wait);
3501 if (err) {
3502 pr_err("alg: %s: Party A: generate public key test failed. err %d\n",
3503 alg, err);
3504 goto free_output;
3505 }
3506
3507 if (vec->genkey) {
3508 /* Save party A's public key */
3509 a_public = kmemdup(sg_virt(req->dst), out_len_max, GFP_KERNEL);
3510 if (!a_public) {
3511 err = -ENOMEM;
3512 goto free_output;
3513 }
3514 } else {
3515 /* Verify calculated public key */
3516 if (memcmp(vec->expected_a_public, sg_virt(req->dst),
3517 vec->expected_a_public_size)) {
3518 pr_err("alg: %s: Party A: generate public key test failed. Invalid output\n",
3519 alg);
3520 err = -EINVAL;
3521 goto free_output;
3522 }
3523 }
3524
3525 /* Calculate shared secret key by using counter part (b) public key. */
3526 input_buf = kmemdup(vec->b_public, vec->b_public_size, GFP_KERNEL);
3527 if (!input_buf) {
3528 err = -ENOMEM;
3529 goto free_output;
3530 }
3531
3532 sg_init_one(&src, input_buf, vec->b_public_size);
3533 sg_init_one(&dst, output_buf, out_len_max);
3534 kpp_request_set_input(req, &src, vec->b_public_size);
3535 kpp_request_set_output(req, &dst, out_len_max);
3536 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3537 crypto_req_done, &wait);
3538 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req), &wait);
3539 if (err) {
3540 pr_err("alg: %s: Party A: compute shared secret test failed. err %d\n",
3541 alg, err);
3542 goto free_all;
3543 }
3544
3545 if (vec->genkey) {
3546 /* Save the shared secret obtained by party A */
3547 a_ss = kmemdup(sg_virt(req->dst), vec->expected_ss_size, GFP_KERNEL);
3548 if (!a_ss) {
3549 err = -ENOMEM;
3550 goto free_all;
3551 }
3552
3553 /*
3554 * Calculate party B's shared secret by using party A's
3555 * public key.
3556 */
3557 err = crypto_kpp_set_secret(tfm, vec->b_secret,
3558 vec->b_secret_size);
3559 if (err < 0)
3560 goto free_all;
3561
3562 sg_init_one(&src, a_public, vec->expected_a_public_size);
3563 sg_init_one(&dst, output_buf, out_len_max);
3564 kpp_request_set_input(req, &src, vec->expected_a_public_size);
3565 kpp_request_set_output(req, &dst, out_len_max);
3566 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3567 crypto_req_done, &wait);
3568 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req),
3569 &wait);
3570 if (err) {
3571 pr_err("alg: %s: Party B: compute shared secret failed. err %d\n",
3572 alg, err);
3573 goto free_all;
3574 }
3575
3576 shared_secret = a_ss;
3577 } else {
3578 shared_secret = (void *)vec->expected_ss;
3579 }
3580
3581 /*
3582 * verify shared secret from which the user will derive
3583 * secret key by executing whatever hash it has chosen
3584 */
3585 if (memcmp(shared_secret, sg_virt(req->dst),
3586 vec->expected_ss_size)) {
3587 pr_err("alg: %s: compute shared secret test failed. Invalid output\n",
3588 alg);
3589 err = -EINVAL;
3590 }
3591
3592free_all:
3593 kfree(a_ss);
3594 kfree(input_buf);
3595free_output:
3596 kfree(a_public);
3597 kfree(output_buf);
3598free_req:
3599 kpp_request_free(req);
3600 return err;
3601}
3602
3603static int test_kpp(struct crypto_kpp *tfm, const char *alg,
3604 const struct kpp_testvec *vecs, unsigned int tcount)
3605{
3606 int ret, i;
3607
3608 for (i = 0; i < tcount; i++) {
3609 ret = do_test_kpp(tfm, vecs++, alg);
3610 if (ret) {
3611 pr_err("alg: %s: test failed on vector %d, err=%d\n",
3612 alg, i + 1, ret);
3613 return ret;
3614 }
3615 }
3616 return 0;
3617}
3618
3619static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
3620 u32 type, u32 mask)
3621{
3622 struct crypto_kpp *tfm;
3623 int err = 0;
3624
3625 tfm = crypto_alloc_kpp(driver, type, mask);
3626 if (IS_ERR(tfm)) {
3627 pr_err("alg: kpp: Failed to load tfm for %s: %ld\n",
3628 driver, PTR_ERR(tfm));
3629 return PTR_ERR(tfm);
3630 }
3631 if (desc->suite.kpp.vecs)
3632 err = test_kpp(tfm, desc->alg, desc->suite.kpp.vecs,
3633 desc->suite.kpp.count);
3634
3635 crypto_free_kpp(tfm);
3636 return err;
3637}
3638
3639static u8 *test_pack_u32(u8 *dst, u32 val)
3640{
3641 memcpy(dst, &val, sizeof(val));
3642 return dst + sizeof(val);
3643}
3644
3645static int test_akcipher_one(struct crypto_akcipher *tfm,
3646 const struct akcipher_testvec *vecs)
3647{
3648 char *xbuf[XBUFSIZE];
3649 struct akcipher_request *req;
3650 void *outbuf_enc = NULL;
3651 void *outbuf_dec = NULL;
3652 struct crypto_wait wait;
3653 unsigned int out_len_max, out_len = 0;
3654 int err = -ENOMEM;
3655 struct scatterlist src, dst, src_tab[3];
3656 const char *m, *c;
3657 unsigned int m_size, c_size;
3658 const char *op;
3659 u8 *key, *ptr;
3660
3661 if (testmgr_alloc_buf(xbuf))
3662 return err;
3663
3664 req = akcipher_request_alloc(tfm, GFP_KERNEL);
3665 if (!req)
3666 goto free_xbuf;
3667
3668 crypto_init_wait(&wait);
3669
3670 key = kmalloc(vecs->key_len + sizeof(u32) * 2 + vecs->param_len,
3671 GFP_KERNEL);
3672 if (!key)
3673 goto free_xbuf;
3674 memcpy(key, vecs->key, vecs->key_len);
3675 ptr = key + vecs->key_len;
3676 ptr = test_pack_u32(ptr, vecs->algo);
3677 ptr = test_pack_u32(ptr, vecs->param_len);
3678 memcpy(ptr, vecs->params, vecs->param_len);
3679
3680 if (vecs->public_key_vec)
3681 err = crypto_akcipher_set_pub_key(tfm, key, vecs->key_len);
3682 else
3683 err = crypto_akcipher_set_priv_key(tfm, key, vecs->key_len);
3684 if (err)
3685 goto free_req;
3686
3687 /*
3688 * First run test which do not require a private key, such as
3689 * encrypt or verify.
3690 */
3691 err = -ENOMEM;
3692 out_len_max = crypto_akcipher_maxsize(tfm);
3693 outbuf_enc = kzalloc(out_len_max, GFP_KERNEL);
3694 if (!outbuf_enc)
3695 goto free_req;
3696
3697 if (!vecs->siggen_sigver_test) {
3698 m = vecs->m;
3699 m_size = vecs->m_size;
3700 c = vecs->c;
3701 c_size = vecs->c_size;
3702 op = "encrypt";
3703 } else {
3704 /* Swap args so we could keep plaintext (digest)
3705 * in vecs->m, and cooked signature in vecs->c.
3706 */
3707 m = vecs->c; /* signature */
3708 m_size = vecs->c_size;
3709 c = vecs->m; /* digest */
3710 c_size = vecs->m_size;
3711 op = "verify";
3712 }
3713
3714 if (WARN_ON(m_size > PAGE_SIZE))
3715 goto free_all;
3716 memcpy(xbuf[0], m, m_size);
3717
3718 sg_init_table(src_tab, 3);
3719 sg_set_buf(&src_tab[0], xbuf[0], 8);
3720 sg_set_buf(&src_tab[1], xbuf[0] + 8, m_size - 8);
3721 if (vecs->siggen_sigver_test) {
3722 if (WARN_ON(c_size > PAGE_SIZE))
3723 goto free_all;
3724 memcpy(xbuf[1], c, c_size);
3725 sg_set_buf(&src_tab[2], xbuf[1], c_size);
3726 akcipher_request_set_crypt(req, src_tab, NULL, m_size, c_size);
3727 } else {
3728 sg_init_one(&dst, outbuf_enc, out_len_max);
3729 akcipher_request_set_crypt(req, src_tab, &dst, m_size,
3730 out_len_max);
3731 }
3732 akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3733 crypto_req_done, &wait);
3734
3735 err = crypto_wait_req(vecs->siggen_sigver_test ?
3736 /* Run asymmetric signature verification */
3737 crypto_akcipher_verify(req) :
3738 /* Run asymmetric encrypt */
3739 crypto_akcipher_encrypt(req), &wait);
3740 if (err) {
3741 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
3742 goto free_all;
3743 }
3744 if (!vecs->siggen_sigver_test) {
3745 if (req->dst_len != c_size) {
3746 pr_err("alg: akcipher: %s test failed. Invalid output len\n",
3747 op);
3748 err = -EINVAL;
3749 goto free_all;
3750 }
3751 /* verify that encrypted message is equal to expected */
3752 if (memcmp(c, outbuf_enc, c_size) != 0) {
3753 pr_err("alg: akcipher: %s test failed. Invalid output\n",
3754 op);
3755 hexdump(outbuf_enc, c_size);
3756 err = -EINVAL;
3757 goto free_all;
3758 }
3759 }
3760
3761 /*
3762 * Don't invoke (decrypt or sign) test which require a private key
3763 * for vectors with only a public key.
3764 */
3765 if (vecs->public_key_vec) {
3766 err = 0;
3767 goto free_all;
3768 }
3769 outbuf_dec = kzalloc(out_len_max, GFP_KERNEL);
3770 if (!outbuf_dec) {
3771 err = -ENOMEM;
3772 goto free_all;
3773 }
3774
3775 op = vecs->siggen_sigver_test ? "sign" : "decrypt";
3776 if (WARN_ON(c_size > PAGE_SIZE))
3777 goto free_all;
3778 memcpy(xbuf[0], c, c_size);
3779
3780 sg_init_one(&src, xbuf[0], c_size);
3781 sg_init_one(&dst, outbuf_dec, out_len_max);
3782 crypto_init_wait(&wait);
3783 akcipher_request_set_crypt(req, &src, &dst, c_size, out_len_max);
3784
3785 err = crypto_wait_req(vecs->siggen_sigver_test ?
3786 /* Run asymmetric signature generation */
3787 crypto_akcipher_sign(req) :
3788 /* Run asymmetric decrypt */
3789 crypto_akcipher_decrypt(req), &wait);
3790 if (err) {
3791 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
3792 goto free_all;
3793 }
3794 out_len = req->dst_len;
3795 if (out_len < m_size) {
3796 pr_err("alg: akcipher: %s test failed. Invalid output len %u\n",
3797 op, out_len);
3798 err = -EINVAL;
3799 goto free_all;
3800 }
3801 /* verify that decrypted message is equal to the original msg */
3802 if (memchr_inv(outbuf_dec, 0, out_len - m_size) ||
3803 memcmp(m, outbuf_dec + out_len - m_size, m_size)) {
3804 pr_err("alg: akcipher: %s test failed. Invalid output\n", op);
3805 hexdump(outbuf_dec, out_len);
3806 err = -EINVAL;
3807 }
3808free_all:
3809 kfree(outbuf_dec);
3810 kfree(outbuf_enc);
3811free_req:
3812 akcipher_request_free(req);
3813 kfree(key);
3814free_xbuf:
3815 testmgr_free_buf(xbuf);
3816 return err;
3817}
3818
3819static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
3820 const struct akcipher_testvec *vecs,
3821 unsigned int tcount)
3822{
3823 const char *algo =
3824 crypto_tfm_alg_driver_name(crypto_akcipher_tfm(tfm));
3825 int ret, i;
3826
3827 for (i = 0; i < tcount; i++) {
3828 ret = test_akcipher_one(tfm, vecs++);
3829 if (!ret)
3830 continue;
3831
3832 pr_err("alg: akcipher: test %d failed for %s, err=%d\n",
3833 i + 1, algo, ret);
3834 return ret;
3835 }
3836 return 0;
3837}
3838
3839static int alg_test_akcipher(const struct alg_test_desc *desc,
3840 const char *driver, u32 type, u32 mask)
3841{
3842 struct crypto_akcipher *tfm;
3843 int err = 0;
3844
3845 tfm = crypto_alloc_akcipher(driver, type, mask);
3846 if (IS_ERR(tfm)) {
3847 pr_err("alg: akcipher: Failed to load tfm for %s: %ld\n",
3848 driver, PTR_ERR(tfm));
3849 return PTR_ERR(tfm);
3850 }
3851 if (desc->suite.akcipher.vecs)
3852 err = test_akcipher(tfm, desc->alg, desc->suite.akcipher.vecs,
3853 desc->suite.akcipher.count);
3854
3855 crypto_free_akcipher(tfm);
3856 return err;
3857}
3858
3859static int alg_test_null(const struct alg_test_desc *desc,
3860 const char *driver, u32 type, u32 mask)
3861{
3862 return 0;
3863}
3864
3865#define __VECS(tv) { .vecs = tv, .count = ARRAY_SIZE(tv) }
3866
3867/* Please keep this list sorted by algorithm name. */
3868static const struct alg_test_desc alg_test_descs[] = {
3869 {
3870 .alg = "adiantum(xchacha12,aes)",
3871 .generic_driver = "adiantum(xchacha12-generic,aes-generic,nhpoly1305-generic)",
3872 .test = alg_test_skcipher,
3873 .suite = {
3874 .cipher = __VECS(adiantum_xchacha12_aes_tv_template)
3875 },
3876 }, {
3877 .alg = "adiantum(xchacha20,aes)",
3878 .generic_driver = "adiantum(xchacha20-generic,aes-generic,nhpoly1305-generic)",
3879 .test = alg_test_skcipher,
3880 .suite = {
3881 .cipher = __VECS(adiantum_xchacha20_aes_tv_template)
3882 },
3883 }, {
3884 .alg = "aegis128",
3885 .test = alg_test_aead,
3886 .suite = {
3887 .aead = __VECS(aegis128_tv_template)
3888 }
3889 }, {
3890 .alg = "ansi_cprng",
3891 .test = alg_test_cprng,
3892 .suite = {
3893 .cprng = __VECS(ansi_cprng_aes_tv_template)
3894 }
3895 }, {
3896 .alg = "authenc(hmac(md5),ecb(cipher_null))",
3897 .test = alg_test_aead,
3898 .suite = {
3899 .aead = __VECS(hmac_md5_ecb_cipher_null_tv_template)
3900 }
3901 }, {
3902 .alg = "authenc(hmac(sha1),cbc(aes))",
3903 .test = alg_test_aead,
3904 .fips_allowed = 1,
3905 .suite = {
3906 .aead = __VECS(hmac_sha1_aes_cbc_tv_temp)
3907 }
3908 }, {
3909 .alg = "authenc(hmac(sha1),cbc(des))",
3910 .test = alg_test_aead,
3911 .suite = {
3912 .aead = __VECS(hmac_sha1_des_cbc_tv_temp)
3913 }
3914 }, {
3915 .alg = "authenc(hmac(sha1),cbc(des3_ede))",
3916 .test = alg_test_aead,
3917 .fips_allowed = 1,
3918 .suite = {
3919 .aead = __VECS(hmac_sha1_des3_ede_cbc_tv_temp)
3920 }
3921 }, {
3922 .alg = "authenc(hmac(sha1),ctr(aes))",
3923 .test = alg_test_null,
3924 .fips_allowed = 1,
3925 }, {
3926 .alg = "authenc(hmac(sha1),ecb(cipher_null))",
3927 .test = alg_test_aead,
3928 .suite = {
3929 .aead = __VECS(hmac_sha1_ecb_cipher_null_tv_temp)
3930 }
3931 }, {
3932 .alg = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
3933 .test = alg_test_null,
3934 .fips_allowed = 1,
3935 }, {
3936 .alg = "authenc(hmac(sha224),cbc(des))",
3937 .test = alg_test_aead,
3938 .suite = {
3939 .aead = __VECS(hmac_sha224_des_cbc_tv_temp)
3940 }
3941 }, {
3942 .alg = "authenc(hmac(sha224),cbc(des3_ede))",
3943 .test = alg_test_aead,
3944 .fips_allowed = 1,
3945 .suite = {
3946 .aead = __VECS(hmac_sha224_des3_ede_cbc_tv_temp)
3947 }
3948 }, {
3949 .alg = "authenc(hmac(sha256),cbc(aes))",
3950 .test = alg_test_aead,
3951 .fips_allowed = 1,
3952 .suite = {
3953 .aead = __VECS(hmac_sha256_aes_cbc_tv_temp)
3954 }
3955 }, {
3956 .alg = "authenc(hmac(sha256),cbc(des))",
3957 .test = alg_test_aead,
3958 .suite = {
3959 .aead = __VECS(hmac_sha256_des_cbc_tv_temp)
3960 }
3961 }, {
3962 .alg = "authenc(hmac(sha256),cbc(des3_ede))",
3963 .test = alg_test_aead,
3964 .fips_allowed = 1,
3965 .suite = {
3966 .aead = __VECS(hmac_sha256_des3_ede_cbc_tv_temp)
3967 }
3968 }, {
3969 .alg = "authenc(hmac(sha256),ctr(aes))",
3970 .test = alg_test_null,
3971 .fips_allowed = 1,
3972 }, {
3973 .alg = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
3974 .test = alg_test_null,
3975 .fips_allowed = 1,
3976 }, {
3977 .alg = "authenc(hmac(sha384),cbc(des))",
3978 .test = alg_test_aead,
3979 .suite = {
3980 .aead = __VECS(hmac_sha384_des_cbc_tv_temp)
3981 }
3982 }, {
3983 .alg = "authenc(hmac(sha384),cbc(des3_ede))",
3984 .test = alg_test_aead,
3985 .fips_allowed = 1,
3986 .suite = {
3987 .aead = __VECS(hmac_sha384_des3_ede_cbc_tv_temp)
3988 }
3989 }, {
3990 .alg = "authenc(hmac(sha384),ctr(aes))",
3991 .test = alg_test_null,
3992 .fips_allowed = 1,
3993 }, {
3994 .alg = "authenc(hmac(sha384),rfc3686(ctr(aes)))",
3995 .test = alg_test_null,
3996 .fips_allowed = 1,
3997 }, {
3998 .alg = "authenc(hmac(sha512),cbc(aes))",
3999 .fips_allowed = 1,
4000 .test = alg_test_aead,
4001 .suite = {
4002 .aead = __VECS(hmac_sha512_aes_cbc_tv_temp)
4003 }
4004 }, {
4005 .alg = "authenc(hmac(sha512),cbc(des))",
4006 .test = alg_test_aead,
4007 .suite = {
4008 .aead = __VECS(hmac_sha512_des_cbc_tv_temp)
4009 }
4010 }, {
4011 .alg = "authenc(hmac(sha512),cbc(des3_ede))",
4012 .test = alg_test_aead,
4013 .fips_allowed = 1,
4014 .suite = {
4015 .aead = __VECS(hmac_sha512_des3_ede_cbc_tv_temp)
4016 }
4017 }, {
4018 .alg = "authenc(hmac(sha512),ctr(aes))",
4019 .test = alg_test_null,
4020 .fips_allowed = 1,
4021 }, {
4022 .alg = "authenc(hmac(sha512),rfc3686(ctr(aes)))",
4023 .test = alg_test_null,
4024 .fips_allowed = 1,
4025 }, {
4026 .alg = "cbc(aes)",
4027 .test = alg_test_skcipher,
4028 .fips_allowed = 1,
4029 .suite = {
4030 .cipher = __VECS(aes_cbc_tv_template)
4031 },
4032 }, {
4033 .alg = "cbc(anubis)",
4034 .test = alg_test_skcipher,
4035 .suite = {
4036 .cipher = __VECS(anubis_cbc_tv_template)
4037 },
4038 }, {
4039 .alg = "cbc(blowfish)",
4040 .test = alg_test_skcipher,
4041 .suite = {
4042 .cipher = __VECS(bf_cbc_tv_template)
4043 },
4044 }, {
4045 .alg = "cbc(camellia)",
4046 .test = alg_test_skcipher,
4047 .suite = {
4048 .cipher = __VECS(camellia_cbc_tv_template)
4049 },
4050 }, {
4051 .alg = "cbc(cast5)",
4052 .test = alg_test_skcipher,
4053 .suite = {
4054 .cipher = __VECS(cast5_cbc_tv_template)
4055 },
4056 }, {
4057 .alg = "cbc(cast6)",
4058 .test = alg_test_skcipher,
4059 .suite = {
4060 .cipher = __VECS(cast6_cbc_tv_template)
4061 },
4062 }, {
4063 .alg = "cbc(des)",
4064 .test = alg_test_skcipher,
4065 .suite = {
4066 .cipher = __VECS(des_cbc_tv_template)
4067 },
4068 }, {
4069 .alg = "cbc(des3_ede)",
4070 .test = alg_test_skcipher,
4071 .fips_allowed = 1,
4072 .suite = {
4073 .cipher = __VECS(des3_ede_cbc_tv_template)
4074 },
4075 }, {
4076 /* Same as cbc(aes) except the key is stored in
4077 * hardware secure memory which we reference by index
4078 */
4079 .alg = "cbc(paes)",
4080 .test = alg_test_null,
4081 .fips_allowed = 1,
4082 }, {
4083 /* Same as cbc(sm4) except the key is stored in
4084 * hardware secure memory which we reference by index
4085 */
4086 .alg = "cbc(psm4)",
4087 .test = alg_test_null,
4088 }, {
4089 .alg = "cbc(serpent)",
4090 .test = alg_test_skcipher,
4091 .suite = {
4092 .cipher = __VECS(serpent_cbc_tv_template)
4093 },
4094 }, {
4095 .alg = "cbc(sm4)",
4096 .test = alg_test_skcipher,
4097 .suite = {
4098 .cipher = __VECS(sm4_cbc_tv_template)
4099 }
4100 }, {
4101 .alg = "cbc(twofish)",
4102 .test = alg_test_skcipher,
4103 .suite = {
4104 .cipher = __VECS(tf_cbc_tv_template)
4105 },
4106 }, {
4107 .alg = "cbcmac(aes)",
4108 .fips_allowed = 1,
4109 .test = alg_test_hash,
4110 .suite = {
4111 .hash = __VECS(aes_cbcmac_tv_template)
4112 }
4113 }, {
4114 .alg = "ccm(aes)",
4115 .generic_driver = "ccm_base(ctr(aes-generic),cbcmac(aes-generic))",
4116 .test = alg_test_aead,
4117 .fips_allowed = 1,
4118 .suite = {
4119 .aead = __VECS(aes_ccm_tv_template)
4120 }
4121 }, {
4122 .alg = "cfb(aes)",
4123 .test = alg_test_skcipher,
4124 .fips_allowed = 1,
4125 .suite = {
4126 .cipher = __VECS(aes_cfb_tv_template)
4127 },
4128 }, {
4129 .alg = "chacha20",
4130 .test = alg_test_skcipher,
4131 .suite = {
4132 .cipher = __VECS(chacha20_tv_template)
4133 },
4134 }, {
4135 .alg = "cmac(aes)",
4136 .fips_allowed = 1,
4137 .test = alg_test_hash,
4138 .suite = {
4139 .hash = __VECS(aes_cmac128_tv_template)
4140 }
4141 }, {
4142 .alg = "cmac(des3_ede)",
4143 .fips_allowed = 1,
4144 .test = alg_test_hash,
4145 .suite = {
4146 .hash = __VECS(des3_ede_cmac64_tv_template)
4147 }
4148 }, {
4149 .alg = "compress_null",
4150 .test = alg_test_null,
4151 }, {
4152 .alg = "crc32",
4153 .test = alg_test_hash,
4154 .fips_allowed = 1,
4155 .suite = {
4156 .hash = __VECS(crc32_tv_template)
4157 }
4158 }, {
4159 .alg = "crc32c",
4160 .test = alg_test_crc32c,
4161 .fips_allowed = 1,
4162 .suite = {
4163 .hash = __VECS(crc32c_tv_template)
4164 }
4165 }, {
4166 .alg = "crct10dif",
4167 .test = alg_test_hash,
4168 .fips_allowed = 1,
4169 .suite = {
4170 .hash = __VECS(crct10dif_tv_template)
4171 }
4172 }, {
4173 .alg = "ctr(aes)",
4174 .test = alg_test_skcipher,
4175 .fips_allowed = 1,
4176 .suite = {
4177 .cipher = __VECS(aes_ctr_tv_template)
4178 }
4179 }, {
4180 .alg = "ctr(blowfish)",
4181 .test = alg_test_skcipher,
4182 .suite = {
4183 .cipher = __VECS(bf_ctr_tv_template)
4184 }
4185 }, {
4186 .alg = "ctr(camellia)",
4187 .test = alg_test_skcipher,
4188 .suite = {
4189 .cipher = __VECS(camellia_ctr_tv_template)
4190 }
4191 }, {
4192 .alg = "ctr(cast5)",
4193 .test = alg_test_skcipher,
4194 .suite = {
4195 .cipher = __VECS(cast5_ctr_tv_template)
4196 }
4197 }, {
4198 .alg = "ctr(cast6)",
4199 .test = alg_test_skcipher,
4200 .suite = {
4201 .cipher = __VECS(cast6_ctr_tv_template)
4202 }
4203 }, {
4204 .alg = "ctr(des)",
4205 .test = alg_test_skcipher,
4206 .suite = {
4207 .cipher = __VECS(des_ctr_tv_template)
4208 }
4209 }, {
4210 .alg = "ctr(des3_ede)",
4211 .test = alg_test_skcipher,
4212 .fips_allowed = 1,
4213 .suite = {
4214 .cipher = __VECS(des3_ede_ctr_tv_template)
4215 }
4216 }, {
4217 /* Same as ctr(aes) except the key is stored in
4218 * hardware secure memory which we reference by index
4219 */
4220 .alg = "ctr(paes)",
4221 .test = alg_test_null,
4222 .fips_allowed = 1,
4223 }, {
4224
4225 /* Same as ctr(sm4) except the key is stored in
4226 * hardware secure memory which we reference by index
4227 */
4228 .alg = "ctr(psm4)",
4229 .test = alg_test_null,
4230 }, {
4231 .alg = "ctr(serpent)",
4232 .test = alg_test_skcipher,
4233 .suite = {
4234 .cipher = __VECS(serpent_ctr_tv_template)
4235 }
4236 }, {
4237 .alg = "ctr(sm4)",
4238 .test = alg_test_skcipher,
4239 .suite = {
4240 .cipher = __VECS(sm4_ctr_tv_template)
4241 }
4242 }, {
4243 .alg = "ctr(twofish)",
4244 .test = alg_test_skcipher,
4245 .suite = {
4246 .cipher = __VECS(tf_ctr_tv_template)
4247 }
4248 }, {
4249 .alg = "cts(cbc(aes))",
4250 .test = alg_test_skcipher,
4251 .fips_allowed = 1,
4252 .suite = {
4253 .cipher = __VECS(cts_mode_tv_template)
4254 }
4255 }, {
4256 /* Same as cts(cbc((aes)) except the key is stored in
4257 * hardware secure memory which we reference by index
4258 */
4259 .alg = "cts(cbc(paes))",
4260 .test = alg_test_null,
4261 .fips_allowed = 1,
4262 }, {
4263 .alg = "deflate",
4264 .test = alg_test_comp,
4265 .fips_allowed = 1,
4266 .suite = {
4267 .comp = {
4268 .comp = __VECS(deflate_comp_tv_template),
4269 .decomp = __VECS(deflate_decomp_tv_template)
4270 }
4271 }
4272 }, {
4273 .alg = "dh",
4274 .test = alg_test_kpp,
4275 .fips_allowed = 1,
4276 .suite = {
4277 .kpp = __VECS(dh_tv_template)
4278 }
4279 }, {
4280 .alg = "digest_null",
4281 .test = alg_test_null,
4282 }, {
4283 .alg = "drbg_nopr_ctr_aes128",
4284 .test = alg_test_drbg,
4285 .fips_allowed = 1,
4286 .suite = {
4287 .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4288 }
4289 }, {
4290 .alg = "drbg_nopr_ctr_aes192",
4291 .test = alg_test_drbg,
4292 .fips_allowed = 1,
4293 .suite = {
4294 .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4295 }
4296 }, {
4297 .alg = "drbg_nopr_ctr_aes256",
4298 .test = alg_test_drbg,
4299 .fips_allowed = 1,
4300 .suite = {
4301 .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4302 }
4303 }, {
4304 /*
4305 * There is no need to specifically test the DRBG with every
4306 * backend cipher -- covered by drbg_nopr_hmac_sha256 test
4307 */
4308 .alg = "drbg_nopr_hmac_sha1",
4309 .fips_allowed = 1,
4310 .test = alg_test_null,
4311 }, {
4312 .alg = "drbg_nopr_hmac_sha256",
4313 .test = alg_test_drbg,
4314 .fips_allowed = 1,
4315 .suite = {
4316 .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4317 }
4318 }, {
4319 /* covered by drbg_nopr_hmac_sha256 test */
4320 .alg = "drbg_nopr_hmac_sha384",
4321 .fips_allowed = 1,
4322 .test = alg_test_null,
4323 }, {
4324 .alg = "drbg_nopr_hmac_sha512",
4325 .test = alg_test_null,
4326 .fips_allowed = 1,
4327 }, {
4328 .alg = "drbg_nopr_sha1",
4329 .fips_allowed = 1,
4330 .test = alg_test_null,
4331 }, {
4332 .alg = "drbg_nopr_sha256",
4333 .test = alg_test_drbg,
4334 .fips_allowed = 1,
4335 .suite = {
4336 .drbg = __VECS(drbg_nopr_sha256_tv_template)
4337 }
4338 }, {
4339 /* covered by drbg_nopr_sha256 test */
4340 .alg = "drbg_nopr_sha384",
4341 .fips_allowed = 1,
4342 .test = alg_test_null,
4343 }, {
4344 .alg = "drbg_nopr_sha512",
4345 .fips_allowed = 1,
4346 .test = alg_test_null,
4347 }, {
4348 .alg = "drbg_pr_ctr_aes128",
4349 .test = alg_test_drbg,
4350 .fips_allowed = 1,
4351 .suite = {
4352 .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4353 }
4354 }, {
4355 /* covered by drbg_pr_ctr_aes128 test */
4356 .alg = "drbg_pr_ctr_aes192",
4357 .fips_allowed = 1,
4358 .test = alg_test_null,
4359 }, {
4360 .alg = "drbg_pr_ctr_aes256",
4361 .fips_allowed = 1,
4362 .test = alg_test_null,
4363 }, {
4364 .alg = "drbg_pr_hmac_sha1",
4365 .fips_allowed = 1,
4366 .test = alg_test_null,
4367 }, {
4368 .alg = "drbg_pr_hmac_sha256",
4369 .test = alg_test_drbg,
4370 .fips_allowed = 1,
4371 .suite = {
4372 .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4373 }
4374 }, {
4375 /* covered by drbg_pr_hmac_sha256 test */
4376 .alg = "drbg_pr_hmac_sha384",
4377 .fips_allowed = 1,
4378 .test = alg_test_null,
4379 }, {
4380 .alg = "drbg_pr_hmac_sha512",
4381 .test = alg_test_null,
4382 .fips_allowed = 1,
4383 }, {
4384 .alg = "drbg_pr_sha1",
4385 .fips_allowed = 1,
4386 .test = alg_test_null,
4387 }, {
4388 .alg = "drbg_pr_sha256",
4389 .test = alg_test_drbg,
4390 .fips_allowed = 1,
4391 .suite = {
4392 .drbg = __VECS(drbg_pr_sha256_tv_template)
4393 }
4394 }, {
4395 /* covered by drbg_pr_sha256 test */
4396 .alg = "drbg_pr_sha384",
4397 .fips_allowed = 1,
4398 .test = alg_test_null,
4399 }, {
4400 .alg = "drbg_pr_sha512",
4401 .fips_allowed = 1,
4402 .test = alg_test_null,
4403 }, {
4404 .alg = "ecb(aes)",
4405 .test = alg_test_skcipher,
4406 .fips_allowed = 1,
4407 .suite = {
4408 .cipher = __VECS(aes_tv_template)
4409 }
4410 }, {
4411 .alg = "ecb(anubis)",
4412 .test = alg_test_skcipher,
4413 .suite = {
4414 .cipher = __VECS(anubis_tv_template)
4415 }
4416 }, {
4417 .alg = "ecb(arc4)",
4418 .generic_driver = "ecb(arc4)-generic",
4419 .test = alg_test_skcipher,
4420 .suite = {
4421 .cipher = __VECS(arc4_tv_template)
4422 }
4423 }, {
4424 .alg = "ecb(blowfish)",
4425 .test = alg_test_skcipher,
4426 .suite = {
4427 .cipher = __VECS(bf_tv_template)
4428 }
4429 }, {
4430 .alg = "ecb(camellia)",
4431 .test = alg_test_skcipher,
4432 .suite = {
4433 .cipher = __VECS(camellia_tv_template)
4434 }
4435 }, {
4436 .alg = "ecb(cast5)",
4437 .test = alg_test_skcipher,
4438 .suite = {
4439 .cipher = __VECS(cast5_tv_template)
4440 }
4441 }, {
4442 .alg = "ecb(cast6)",
4443 .test = alg_test_skcipher,
4444 .suite = {
4445 .cipher = __VECS(cast6_tv_template)
4446 }
4447 }, {
4448 .alg = "ecb(cipher_null)",
4449 .test = alg_test_null,
4450 .fips_allowed = 1,
4451 }, {
4452 .alg = "ecb(des)",
4453 .test = alg_test_skcipher,
4454 .suite = {
4455 .cipher = __VECS(des_tv_template)
4456 }
4457 }, {
4458 .alg = "ecb(des3_ede)",
4459 .test = alg_test_skcipher,
4460 .fips_allowed = 1,
4461 .suite = {
4462 .cipher = __VECS(des3_ede_tv_template)
4463 }
4464 }, {
4465 .alg = "ecb(fcrypt)",
4466 .test = alg_test_skcipher,
4467 .suite = {
4468 .cipher = {
4469 .vecs = fcrypt_pcbc_tv_template,
4470 .count = 1
4471 }
4472 }
4473 }, {
4474 .alg = "ecb(khazad)",
4475 .test = alg_test_skcipher,
4476 .suite = {
4477 .cipher = __VECS(khazad_tv_template)
4478 }
4479 }, {
4480 /* Same as ecb(aes) except the key is stored in
4481 * hardware secure memory which we reference by index
4482 */
4483 .alg = "ecb(paes)",
4484 .test = alg_test_null,
4485 .fips_allowed = 1,
4486 }, {
4487 .alg = "ecb(seed)",
4488 .test = alg_test_skcipher,
4489 .suite = {
4490 .cipher = __VECS(seed_tv_template)
4491 }
4492 }, {
4493 .alg = "ecb(serpent)",
4494 .test = alg_test_skcipher,
4495 .suite = {
4496 .cipher = __VECS(serpent_tv_template)
4497 }
4498 }, {
4499 .alg = "ecb(sm4)",
4500 .test = alg_test_skcipher,
4501 .suite = {
4502 .cipher = __VECS(sm4_tv_template)
4503 }
4504 }, {
4505 .alg = "ecb(tea)",
4506 .test = alg_test_skcipher,
4507 .suite = {
4508 .cipher = __VECS(tea_tv_template)
4509 }
4510 }, {
4511 .alg = "ecb(tnepres)",
4512 .test = alg_test_skcipher,
4513 .suite = {
4514 .cipher = __VECS(tnepres_tv_template)
4515 }
4516 }, {
4517 .alg = "ecb(twofish)",
4518 .test = alg_test_skcipher,
4519 .suite = {
4520 .cipher = __VECS(tf_tv_template)
4521 }
4522 }, {
4523 .alg = "ecb(xeta)",
4524 .test = alg_test_skcipher,
4525 .suite = {
4526 .cipher = __VECS(xeta_tv_template)
4527 }
4528 }, {
4529 .alg = "ecb(xtea)",
4530 .test = alg_test_skcipher,
4531 .suite = {
4532 .cipher = __VECS(xtea_tv_template)
4533 }
4534 }, {
4535 .alg = "ecdh",
4536 .test = alg_test_kpp,
4537 .fips_allowed = 1,
4538 .suite = {
4539 .kpp = __VECS(ecdh_tv_template)
4540 }
4541 }, {
4542 .alg = "ecrdsa",
4543 .test = alg_test_akcipher,
4544 .suite = {
4545 .akcipher = __VECS(ecrdsa_tv_template)
4546 }
4547 }, {
4548 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
4549 .test = alg_test_aead,
4550 .fips_allowed = 1,
4551 .suite = {
4552 .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
4553 }
4554 }, {
4555 .alg = "essiv(cbc(aes),sha256)",
4556 .test = alg_test_skcipher,
4557 .fips_allowed = 1,
4558 .suite = {
4559 .cipher = __VECS(essiv_aes_cbc_tv_template)
4560 }
4561 }, {
4562 .alg = "gcm(aes)",
4563 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
4564 .test = alg_test_aead,
4565 .fips_allowed = 1,
4566 .suite = {
4567 .aead = __VECS(aes_gcm_tv_template)
4568 }
4569 }, {
4570 .alg = "ghash",
4571 .test = alg_test_hash,
4572 .fips_allowed = 1,
4573 .suite = {
4574 .hash = __VECS(ghash_tv_template)
4575 }
4576 }, {
4577 .alg = "hmac(md5)",
4578 .test = alg_test_hash,
4579 .suite = {
4580 .hash = __VECS(hmac_md5_tv_template)
4581 }
4582 }, {
4583 .alg = "hmac(rmd128)",
4584 .test = alg_test_hash,
4585 .suite = {
4586 .hash = __VECS(hmac_rmd128_tv_template)
4587 }
4588 }, {
4589 .alg = "hmac(rmd160)",
4590 .test = alg_test_hash,
4591 .suite = {
4592 .hash = __VECS(hmac_rmd160_tv_template)
4593 }
4594 }, {
4595 .alg = "hmac(sha1)",
4596 .test = alg_test_hash,
4597 .fips_allowed = 1,
4598 .suite = {
4599 .hash = __VECS(hmac_sha1_tv_template)
4600 }
4601 }, {
4602 .alg = "hmac(sha224)",
4603 .test = alg_test_hash,
4604 .fips_allowed = 1,
4605 .suite = {
4606 .hash = __VECS(hmac_sha224_tv_template)
4607 }
4608 }, {
4609 .alg = "hmac(sha256)",
4610 .test = alg_test_hash,
4611 .fips_allowed = 1,
4612 .suite = {
4613 .hash = __VECS(hmac_sha256_tv_template)
4614 }
4615 }, {
4616 .alg = "hmac(sha3-224)",
4617 .test = alg_test_hash,
4618 .fips_allowed = 1,
4619 .suite = {
4620 .hash = __VECS(hmac_sha3_224_tv_template)
4621 }
4622 }, {
4623 .alg = "hmac(sha3-256)",
4624 .test = alg_test_hash,
4625 .fips_allowed = 1,
4626 .suite = {
4627 .hash = __VECS(hmac_sha3_256_tv_template)
4628 }
4629 }, {
4630 .alg = "hmac(sha3-384)",
4631 .test = alg_test_hash,
4632 .fips_allowed = 1,
4633 .suite = {
4634 .hash = __VECS(hmac_sha3_384_tv_template)
4635 }
4636 }, {
4637 .alg = "hmac(sha3-512)",
4638 .test = alg_test_hash,
4639 .fips_allowed = 1,
4640 .suite = {
4641 .hash = __VECS(hmac_sha3_512_tv_template)
4642 }
4643 }, {
4644 .alg = "hmac(sha384)",
4645 .test = alg_test_hash,
4646 .fips_allowed = 1,
4647 .suite = {
4648 .hash = __VECS(hmac_sha384_tv_template)
4649 }
4650 }, {
4651 .alg = "hmac(sha512)",
4652 .test = alg_test_hash,
4653 .fips_allowed = 1,
4654 .suite = {
4655 .hash = __VECS(hmac_sha512_tv_template)
4656 }
4657 }, {
4658 .alg = "hmac(streebog256)",
4659 .test = alg_test_hash,
4660 .suite = {
4661 .hash = __VECS(hmac_streebog256_tv_template)
4662 }
4663 }, {
4664 .alg = "hmac(streebog512)",
4665 .test = alg_test_hash,
4666 .suite = {
4667 .hash = __VECS(hmac_streebog512_tv_template)
4668 }
4669 }, {
4670 .alg = "jitterentropy_rng",
4671 .fips_allowed = 1,
4672 .test = alg_test_null,
4673 }, {
4674 .alg = "kw(aes)",
4675 .test = alg_test_skcipher,
4676 .fips_allowed = 1,
4677 .suite = {
4678 .cipher = __VECS(aes_kw_tv_template)
4679 }
4680 }, {
4681 .alg = "lrw(aes)",
4682 .generic_driver = "lrw(ecb(aes-generic))",
4683 .test = alg_test_skcipher,
4684 .suite = {
4685 .cipher = __VECS(aes_lrw_tv_template)
4686 }
4687 }, {
4688 .alg = "lrw(camellia)",
4689 .generic_driver = "lrw(ecb(camellia-generic))",
4690 .test = alg_test_skcipher,
4691 .suite = {
4692 .cipher = __VECS(camellia_lrw_tv_template)
4693 }
4694 }, {
4695 .alg = "lrw(cast6)",
4696 .generic_driver = "lrw(ecb(cast6-generic))",
4697 .test = alg_test_skcipher,
4698 .suite = {
4699 .cipher = __VECS(cast6_lrw_tv_template)
4700 }
4701 }, {
4702 .alg = "lrw(serpent)",
4703 .generic_driver = "lrw(ecb(serpent-generic))",
4704 .test = alg_test_skcipher,
4705 .suite = {
4706 .cipher = __VECS(serpent_lrw_tv_template)
4707 }
4708 }, {
4709 .alg = "lrw(twofish)",
4710 .generic_driver = "lrw(ecb(twofish-generic))",
4711 .test = alg_test_skcipher,
4712 .suite = {
4713 .cipher = __VECS(tf_lrw_tv_template)
4714 }
4715 }, {
4716 .alg = "lz4",
4717 .test = alg_test_comp,
4718 .fips_allowed = 1,
4719 .suite = {
4720 .comp = {
4721 .comp = __VECS(lz4_comp_tv_template),
4722 .decomp = __VECS(lz4_decomp_tv_template)
4723 }
4724 }
4725 }, {
4726 .alg = "lz4hc",
4727 .test = alg_test_comp,
4728 .fips_allowed = 1,
4729 .suite = {
4730 .comp = {
4731 .comp = __VECS(lz4hc_comp_tv_template),
4732 .decomp = __VECS(lz4hc_decomp_tv_template)
4733 }
4734 }
4735 }, {
4736 .alg = "lzo",
4737 .test = alg_test_comp,
4738 .fips_allowed = 1,
4739 .suite = {
4740 .comp = {
4741 .comp = __VECS(lzo_comp_tv_template),
4742 .decomp = __VECS(lzo_decomp_tv_template)
4743 }
4744 }
4745 }, {
4746 .alg = "lzo-rle",
4747 .test = alg_test_comp,
4748 .fips_allowed = 1,
4749 .suite = {
4750 .comp = {
4751 .comp = __VECS(lzorle_comp_tv_template),
4752 .decomp = __VECS(lzorle_decomp_tv_template)
4753 }
4754 }
4755 }, {
4756 .alg = "md4",
4757 .test = alg_test_hash,
4758 .suite = {
4759 .hash = __VECS(md4_tv_template)
4760 }
4761 }, {
4762 .alg = "md5",
4763 .test = alg_test_hash,
4764 .suite = {
4765 .hash = __VECS(md5_tv_template)
4766 }
4767 }, {
4768 .alg = "michael_mic",
4769 .test = alg_test_hash,
4770 .suite = {
4771 .hash = __VECS(michael_mic_tv_template)
4772 }
4773 }, {
4774 .alg = "nhpoly1305",
4775 .test = alg_test_hash,
4776 .suite = {
4777 .hash = __VECS(nhpoly1305_tv_template)
4778 }
4779 }, {
4780 .alg = "ofb(aes)",
4781 .test = alg_test_skcipher,
4782 .fips_allowed = 1,
4783 .suite = {
4784 .cipher = __VECS(aes_ofb_tv_template)
4785 }
4786 }, {
4787 /* Same as ofb(aes) except the key is stored in
4788 * hardware secure memory which we reference by index
4789 */
4790 .alg = "ofb(paes)",
4791 .test = alg_test_null,
4792 .fips_allowed = 1,
4793 }, {
4794 .alg = "pcbc(fcrypt)",
4795 .test = alg_test_skcipher,
4796 .suite = {
4797 .cipher = __VECS(fcrypt_pcbc_tv_template)
4798 }
4799 }, {
4800 .alg = "pkcs1pad(rsa,sha224)",
4801 .test = alg_test_null,
4802 .fips_allowed = 1,
4803 }, {
4804 .alg = "pkcs1pad(rsa,sha256)",
4805 .test = alg_test_akcipher,
4806 .fips_allowed = 1,
4807 .suite = {
4808 .akcipher = __VECS(pkcs1pad_rsa_tv_template)
4809 }
4810 }, {
4811 .alg = "pkcs1pad(rsa,sha384)",
4812 .test = alg_test_null,
4813 .fips_allowed = 1,
4814 }, {
4815 .alg = "pkcs1pad(rsa,sha512)",
4816 .test = alg_test_null,
4817 .fips_allowed = 1,
4818 }, {
4819 .alg = "poly1305",
4820 .test = alg_test_hash,
4821 .suite = {
4822 .hash = __VECS(poly1305_tv_template)
4823 }
4824 }, {
4825 .alg = "rfc3686(ctr(aes))",
4826 .test = alg_test_skcipher,
4827 .fips_allowed = 1,
4828 .suite = {
4829 .cipher = __VECS(aes_ctr_rfc3686_tv_template)
4830 }
4831 }, {
4832 .alg = "rfc4106(gcm(aes))",
4833 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
4834 .test = alg_test_aead,
4835 .fips_allowed = 1,
4836 .suite = {
4837 .aead = __VECS(aes_gcm_rfc4106_tv_template)
4838 }
4839 }, {
4840 .alg = "rfc4309(ccm(aes))",
4841 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
4842 .test = alg_test_aead,
4843 .fips_allowed = 1,
4844 .suite = {
4845 .aead = __VECS(aes_ccm_rfc4309_tv_template)
4846 }
4847 }, {
4848 .alg = "rfc4543(gcm(aes))",
4849 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
4850 .test = alg_test_aead,
4851 .suite = {
4852 .aead = __VECS(aes_gcm_rfc4543_tv_template)
4853 }
4854 }, {
4855 .alg = "rfc7539(chacha20,poly1305)",
4856 .test = alg_test_aead,
4857 .suite = {
4858 .aead = __VECS(rfc7539_tv_template)
4859 }
4860 }, {
4861 .alg = "rfc7539esp(chacha20,poly1305)",
4862 .test = alg_test_aead,
4863 .suite = {
4864 .aead = __VECS(rfc7539esp_tv_template)
4865 }
4866 }, {
4867 .alg = "rmd128",
4868 .test = alg_test_hash,
4869 .suite = {
4870 .hash = __VECS(rmd128_tv_template)
4871 }
4872 }, {
4873 .alg = "rmd160",
4874 .test = alg_test_hash,
4875 .suite = {
4876 .hash = __VECS(rmd160_tv_template)
4877 }
4878 }, {
4879 .alg = "rmd256",
4880 .test = alg_test_hash,
4881 .suite = {
4882 .hash = __VECS(rmd256_tv_template)
4883 }
4884 }, {
4885 .alg = "rmd320",
4886 .test = alg_test_hash,
4887 .suite = {
4888 .hash = __VECS(rmd320_tv_template)
4889 }
4890 }, {
4891 .alg = "rsa",
4892 .test = alg_test_akcipher,
4893 .fips_allowed = 1,
4894 .suite = {
4895 .akcipher = __VECS(rsa_tv_template)
4896 }
4897 }, {
4898 .alg = "salsa20",
4899 .test = alg_test_skcipher,
4900 .suite = {
4901 .cipher = __VECS(salsa20_stream_tv_template)
4902 }
4903 }, {
4904 .alg = "sha1",
4905 .test = alg_test_hash,
4906 .fips_allowed = 1,
4907 .suite = {
4908 .hash = __VECS(sha1_tv_template)
4909 }
4910 }, {
4911 .alg = "sha224",
4912 .test = alg_test_hash,
4913 .fips_allowed = 1,
4914 .suite = {
4915 .hash = __VECS(sha224_tv_template)
4916 }
4917 }, {
4918 .alg = "sha256",
4919 .test = alg_test_hash,
4920 .fips_allowed = 1,
4921 .suite = {
4922 .hash = __VECS(sha256_tv_template)
4923 }
4924 }, {
4925 .alg = "sha3-224",
4926 .test = alg_test_hash,
4927 .fips_allowed = 1,
4928 .suite = {
4929 .hash = __VECS(sha3_224_tv_template)
4930 }
4931 }, {
4932 .alg = "sha3-256",
4933 .test = alg_test_hash,
4934 .fips_allowed = 1,
4935 .suite = {
4936 .hash = __VECS(sha3_256_tv_template)
4937 }
4938 }, {
4939 .alg = "sha3-384",
4940 .test = alg_test_hash,
4941 .fips_allowed = 1,
4942 .suite = {
4943 .hash = __VECS(sha3_384_tv_template)
4944 }
4945 }, {
4946 .alg = "sha3-512",
4947 .test = alg_test_hash,
4948 .fips_allowed = 1,
4949 .suite = {
4950 .hash = __VECS(sha3_512_tv_template)
4951 }
4952 }, {
4953 .alg = "sha384",
4954 .test = alg_test_hash,
4955 .fips_allowed = 1,
4956 .suite = {
4957 .hash = __VECS(sha384_tv_template)
4958 }
4959 }, {
4960 .alg = "sha512",
4961 .test = alg_test_hash,
4962 .fips_allowed = 1,
4963 .suite = {
4964 .hash = __VECS(sha512_tv_template)
4965 }
4966 }, {
4967 .alg = "sm3",
4968 .test = alg_test_hash,
4969 .suite = {
4970 .hash = __VECS(sm3_tv_template)
4971 }
4972 }, {
4973 .alg = "streebog256",
4974 .test = alg_test_hash,
4975 .suite = {
4976 .hash = __VECS(streebog256_tv_template)
4977 }
4978 }, {
4979 .alg = "streebog512",
4980 .test = alg_test_hash,
4981 .suite = {
4982 .hash = __VECS(streebog512_tv_template)
4983 }
4984 }, {
4985 .alg = "tgr128",
4986 .test = alg_test_hash,
4987 .suite = {
4988 .hash = __VECS(tgr128_tv_template)
4989 }
4990 }, {
4991 .alg = "tgr160",
4992 .test = alg_test_hash,
4993 .suite = {
4994 .hash = __VECS(tgr160_tv_template)
4995 }
4996 }, {
4997 .alg = "tgr192",
4998 .test = alg_test_hash,
4999 .suite = {
5000 .hash = __VECS(tgr192_tv_template)
5001 }
5002 }, {
5003 .alg = "vmac64(aes)",
5004 .test = alg_test_hash,
5005 .suite = {
5006 .hash = __VECS(vmac64_aes_tv_template)
5007 }
5008 }, {
5009 .alg = "wp256",
5010 .test = alg_test_hash,
5011 .suite = {
5012 .hash = __VECS(wp256_tv_template)
5013 }
5014 }, {
5015 .alg = "wp384",
5016 .test = alg_test_hash,
5017 .suite = {
5018 .hash = __VECS(wp384_tv_template)
5019 }
5020 }, {
5021 .alg = "wp512",
5022 .test = alg_test_hash,
5023 .suite = {
5024 .hash = __VECS(wp512_tv_template)
5025 }
5026 }, {
5027 .alg = "xcbc(aes)",
5028 .test = alg_test_hash,
5029 .suite = {
5030 .hash = __VECS(aes_xcbc128_tv_template)
5031 }
5032 }, {
5033 .alg = "xchacha12",
5034 .test = alg_test_skcipher,
5035 .suite = {
5036 .cipher = __VECS(xchacha12_tv_template)
5037 },
5038 }, {
5039 .alg = "xchacha20",
5040 .test = alg_test_skcipher,
5041 .suite = {
5042 .cipher = __VECS(xchacha20_tv_template)
5043 },
5044 }, {
5045 .alg = "xts(aes)",
5046 .generic_driver = "xts(ecb(aes-generic))",
5047 .test = alg_test_skcipher,
5048 .fips_allowed = 1,
5049 .suite = {
5050 .cipher = __VECS(aes_xts_tv_template)
5051 }
5052 }, {
5053 .alg = "xts(camellia)",
5054 .generic_driver = "xts(ecb(camellia-generic))",
5055 .test = alg_test_skcipher,
5056 .suite = {
5057 .cipher = __VECS(camellia_xts_tv_template)
5058 }
5059 }, {
5060 .alg = "xts(cast6)",
5061 .generic_driver = "xts(ecb(cast6-generic))",
5062 .test = alg_test_skcipher,
5063 .suite = {
5064 .cipher = __VECS(cast6_xts_tv_template)
5065 }
5066 }, {
5067 /* Same as xts(aes) except the key is stored in
5068 * hardware secure memory which we reference by index
5069 */
5070 .alg = "xts(paes)",
5071 .test = alg_test_null,
5072 .fips_allowed = 1,
5073 }, {
5074 .alg = "xts(serpent)",
5075 .generic_driver = "xts(ecb(serpent-generic))",
5076 .test = alg_test_skcipher,
5077 .suite = {
5078 .cipher = __VECS(serpent_xts_tv_template)
5079 }
5080 }, {
5081 .alg = "xts(twofish)",
5082 .generic_driver = "xts(ecb(twofish-generic))",
5083 .test = alg_test_skcipher,
5084 .suite = {
5085 .cipher = __VECS(tf_xts_tv_template)
5086 }
5087 }, {
5088 .alg = "xts4096(paes)",
5089 .test = alg_test_null,
5090 .fips_allowed = 1,
5091 }, {
5092 .alg = "xts512(paes)",
5093 .test = alg_test_null,
5094 .fips_allowed = 1,
5095 }, {
5096 .alg = "xxhash64",
5097 .test = alg_test_hash,
5098 .fips_allowed = 1,
5099 .suite = {
5100 .hash = __VECS(xxhash64_tv_template)
5101 }
5102 }, {
5103 .alg = "zlib-deflate",
5104 .test = alg_test_comp,
5105 .fips_allowed = 1,
5106 .suite = {
5107 .comp = {
5108 .comp = __VECS(zlib_deflate_comp_tv_template),
5109 .decomp = __VECS(zlib_deflate_decomp_tv_template)
5110 }
5111 }
5112 }, {
5113 .alg = "zstd",
5114 .test = alg_test_comp,
5115 .fips_allowed = 1,
5116 .suite = {
5117 .comp = {
5118 .comp = __VECS(zstd_comp_tv_template),
5119 .decomp = __VECS(zstd_decomp_tv_template)
5120 }
5121 }
5122 }
5123};
5124
5125static void alg_check_test_descs_order(void)
5126{
5127 int i;
5128
5129 for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5130 int diff = strcmp(alg_test_descs[i - 1].alg,
5131 alg_test_descs[i].alg);
5132
5133 if (WARN_ON(diff > 0)) {
5134 pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5135 alg_test_descs[i - 1].alg,
5136 alg_test_descs[i].alg);
5137 }
5138
5139 if (WARN_ON(diff == 0)) {
5140 pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5141 alg_test_descs[i].alg);
5142 }
5143 }
5144}
5145
5146static void alg_check_testvec_configs(void)
5147{
5148 int i;
5149
5150 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5151 WARN_ON(!valid_testvec_config(
5152 &default_cipher_testvec_configs[i]));
5153
5154 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5155 WARN_ON(!valid_testvec_config(
5156 &default_hash_testvec_configs[i]));
5157}
5158
5159static void testmgr_onetime_init(void)
5160{
5161 alg_check_test_descs_order();
5162 alg_check_testvec_configs();
5163
5164#ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5165 pr_warn("alg: extra crypto tests enabled. This is intended for developer use only.\n");
5166#endif
5167}
5168
5169static int alg_find_test(const char *alg)
5170{
5171 int start = 0;
5172 int end = ARRAY_SIZE(alg_test_descs);
5173
5174 while (start < end) {
5175 int i = (start + end) / 2;
5176 int diff = strcmp(alg_test_descs[i].alg, alg);
5177
5178 if (diff > 0) {
5179 end = i;
5180 continue;
5181 }
5182
5183 if (diff < 0) {
5184 start = i + 1;
5185 continue;
5186 }
5187
5188 return i;
5189 }
5190
5191 return -1;
5192}
5193
5194int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5195{
5196 int i;
5197 int j;
5198 int rc;
5199
5200 if (!fips_enabled && notests) {
5201 printk_once(KERN_INFO "alg: self-tests disabled\n");
5202 return 0;
5203 }
5204
5205 DO_ONCE(testmgr_onetime_init);
5206
5207 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5208 char nalg[CRYPTO_MAX_ALG_NAME];
5209
5210 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5211 sizeof(nalg))
5212 return -ENAMETOOLONG;
5213
5214 i = alg_find_test(nalg);
5215 if (i < 0)
5216 goto notest;
5217
5218 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5219 goto non_fips_alg;
5220
5221 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5222 goto test_done;
5223 }
5224
5225 i = alg_find_test(alg);
5226 j = alg_find_test(driver);
5227 if (i < 0 && j < 0)
5228 goto notest;
5229
5230 if (fips_enabled && ((i >= 0 && !alg_test_descs[i].fips_allowed) ||
5231 (j >= 0 && !alg_test_descs[j].fips_allowed)))
5232 goto non_fips_alg;
5233
5234 rc = 0;
5235 if (i >= 0)
5236 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5237 type, mask);
5238 if (j >= 0 && j != i)
5239 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5240 type, mask);
5241
5242test_done:
5243 if (rc && (fips_enabled || panic_on_fail)) {
5244 fips_fail_notify();
5245 panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5246 driver, alg, fips_enabled ? "fips" : "panic_on_fail");
5247 }
5248
5249 if (fips_enabled && !rc)
5250 pr_info("alg: self-tests for %s (%s) passed\n", driver, alg);
5251
5252 return rc;
5253
5254notest:
5255 printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5256 return 0;
5257non_fips_alg:
5258 return -EINVAL;
5259}
5260
5261#endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5262
5263EXPORT_SYMBOL_GPL(alg_test);