1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Algorithm testing framework and tests.
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
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.
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>
40 module_param(notests, bool, 0644);
41 MODULE_PARM_DESC(notests, "disable crypto self-tests");
43 static bool panic_on_fail;
44 module_param(panic_on_fail, bool, 0444);
46 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
47 static bool noextratests;
48 module_param(noextratests, bool, 0644);
49 MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests");
51 static unsigned int fuzz_iterations = 100;
52 module_param(fuzz_iterations, uint, 0644);
53 MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations");
55 DEFINE_PER_CPU(bool, crypto_simd_disabled_for_test);
56 EXPORT_PER_CPU_SYMBOL_GPL(crypto_simd_disabled_for_test);
59 #ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
62 int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
72 * Need slab memory for testing (size in number of pages).
77 * Used by test_cipher()
82 struct aead_test_suite {
83 const struct aead_testvec *vecs;
87 * Set if trying to decrypt an inauthentic ciphertext with this
88 * algorithm might result in EINVAL rather than EBADMSG, due to other
89 * validation the algorithm does on the inputs such as length checks.
91 unsigned int einval_allowed : 1;
94 * Set if this algorithm requires that the IV be located at the end of
95 * the AAD buffer, in addition to being given in the normal way. The
96 * behavior when the two IV copies differ is implementation-defined.
98 unsigned int aad_iv : 1;
101 struct cipher_test_suite {
102 const struct cipher_testvec *vecs;
106 struct comp_test_suite {
108 const struct comp_testvec *vecs;
113 struct hash_test_suite {
114 const struct hash_testvec *vecs;
118 struct cprng_test_suite {
119 const struct cprng_testvec *vecs;
123 struct drbg_test_suite {
124 const struct drbg_testvec *vecs;
128 struct akcipher_test_suite {
129 const struct akcipher_testvec *vecs;
133 struct kpp_test_suite {
134 const struct kpp_testvec *vecs;
138 struct alg_test_desc {
140 const char *generic_driver;
141 int (*test)(const struct alg_test_desc *desc, const char *driver,
143 int fips_allowed; /* set if alg is allowed in fips mode */
146 struct aead_test_suite aead;
147 struct cipher_test_suite cipher;
148 struct comp_test_suite comp;
149 struct hash_test_suite hash;
150 struct cprng_test_suite cprng;
151 struct drbg_test_suite drbg;
152 struct akcipher_test_suite akcipher;
153 struct kpp_test_suite kpp;
157 static void hexdump(unsigned char *buf, unsigned int len)
159 print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
164 static int __testmgr_alloc_buf(char *buf[XBUFSIZE], int order)
168 for (i = 0; i < XBUFSIZE; i++) {
169 buf[i] = (char *)__get_free_pages(GFP_KERNEL, order);
178 free_pages((unsigned long)buf[i], order);
183 static int testmgr_alloc_buf(char *buf[XBUFSIZE])
185 return __testmgr_alloc_buf(buf, 0);
188 static void __testmgr_free_buf(char *buf[XBUFSIZE], int order)
192 for (i = 0; i < XBUFSIZE; i++)
193 free_pages((unsigned long)buf[i], order);
196 static void testmgr_free_buf(char *buf[XBUFSIZE])
198 __testmgr_free_buf(buf, 0);
201 #define TESTMGR_POISON_BYTE 0xfe
202 #define TESTMGR_POISON_LEN 16
204 static inline void testmgr_poison(void *addr, size_t len)
206 memset(addr, TESTMGR_POISON_BYTE, len);
209 /* Is the memory region still fully poisoned? */
210 static inline bool testmgr_is_poison(const void *addr, size_t len)
212 return memchr_inv(addr, TESTMGR_POISON_BYTE, len) == NULL;
215 /* flush type for hash algorithms */
217 /* merge with update of previous buffer(s) */
220 /* update with previous buffer(s) before doing this one */
223 /* likewise, but also export and re-import the intermediate state */
227 /* finalization function for hash algorithms */
228 enum finalization_type {
229 FINALIZATION_TYPE_FINAL, /* use final() */
230 FINALIZATION_TYPE_FINUP, /* use finup() */
231 FINALIZATION_TYPE_DIGEST, /* use digest() */
234 #define TEST_SG_TOTAL 10000
237 * struct test_sg_division - description of a scatterlist entry
239 * This struct describes one entry of a scatterlist being constructed to check a
240 * crypto test vector.
242 * @proportion_of_total: length of this chunk relative to the total length,
243 * given as a proportion out of TEST_SG_TOTAL so that it
244 * scales to fit any test vector
245 * @offset: byte offset into a 2-page buffer at which this chunk will start
246 * @offset_relative_to_alignmask: if true, add the algorithm's alignmask to the
248 * @flush_type: for hashes, whether an update() should be done now vs.
249 * continuing to accumulate data
250 * @nosimd: if doing the pending update(), do it with SIMD disabled?
252 struct test_sg_division {
253 unsigned int proportion_of_total;
255 bool offset_relative_to_alignmask;
256 enum flush_type flush_type;
261 * struct testvec_config - configuration for testing a crypto test vector
263 * This struct describes the data layout and other parameters with which each
264 * crypto test vector can be tested.
266 * @name: name of this config, logged for debugging purposes if a test fails
267 * @inplace: operate on the data in-place, if applicable for the algorithm type?
268 * @req_flags: extra request_flags, e.g. CRYPTO_TFM_REQ_MAY_SLEEP
269 * @src_divs: description of how to arrange the source scatterlist
270 * @dst_divs: description of how to arrange the dst scatterlist, if applicable
271 * for the algorithm type. Defaults to @src_divs if unset.
272 * @iv_offset: misalignment of the IV in the range [0..MAX_ALGAPI_ALIGNMASK+1],
273 * where 0 is aligned to a 2*(MAX_ALGAPI_ALIGNMASK+1) byte boundary
274 * @iv_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
276 * @key_offset: misalignment of the key, where 0 is default alignment
277 * @key_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
279 * @finalization_type: what finalization function to use for hashes
280 * @nosimd: execute with SIMD disabled? Requires !CRYPTO_TFM_REQ_MAY_SLEEP.
282 struct testvec_config {
286 struct test_sg_division src_divs[XBUFSIZE];
287 struct test_sg_division dst_divs[XBUFSIZE];
288 unsigned int iv_offset;
289 unsigned int key_offset;
290 bool iv_offset_relative_to_alignmask;
291 bool key_offset_relative_to_alignmask;
292 enum finalization_type finalization_type;
296 #define TESTVEC_CONFIG_NAMELEN 192
299 * The following are the lists of testvec_configs to test for each algorithm
300 * type when the basic crypto self-tests are enabled, i.e. when
301 * CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is unset. They aim to provide good test
302 * coverage, while keeping the test time much shorter than the full fuzz tests
303 * so that the basic tests can be enabled in a wider range of circumstances.
306 /* Configs for skciphers and aeads */
307 static const struct testvec_config default_cipher_testvec_configs[] = {
311 .src_divs = { { .proportion_of_total = 10000 } },
313 .name = "out-of-place",
314 .src_divs = { { .proportion_of_total = 10000 } },
316 .name = "unaligned buffer, offset=1",
317 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
321 .name = "buffer aligned only to alignmask",
324 .proportion_of_total = 10000,
326 .offset_relative_to_alignmask = true,
330 .iv_offset_relative_to_alignmask = true,
332 .key_offset_relative_to_alignmask = true,
334 .name = "two even aligned splits",
336 { .proportion_of_total = 5000 },
337 { .proportion_of_total = 5000 },
340 .name = "uneven misaligned splits, may sleep",
341 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
343 { .proportion_of_total = 1900, .offset = 33 },
344 { .proportion_of_total = 3300, .offset = 7 },
345 { .proportion_of_total = 4800, .offset = 18 },
350 .name = "misaligned splits crossing pages, inplace",
354 .proportion_of_total = 7500,
355 .offset = PAGE_SIZE - 32
357 .proportion_of_total = 2500,
358 .offset = PAGE_SIZE - 7
364 static const struct testvec_config default_hash_testvec_configs[] = {
366 .name = "init+update+final aligned buffer",
367 .src_divs = { { .proportion_of_total = 10000 } },
368 .finalization_type = FINALIZATION_TYPE_FINAL,
370 .name = "init+finup aligned buffer",
371 .src_divs = { { .proportion_of_total = 10000 } },
372 .finalization_type = FINALIZATION_TYPE_FINUP,
374 .name = "digest aligned buffer",
375 .src_divs = { { .proportion_of_total = 10000 } },
376 .finalization_type = FINALIZATION_TYPE_DIGEST,
378 .name = "init+update+final misaligned buffer",
379 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
380 .finalization_type = FINALIZATION_TYPE_FINAL,
383 .name = "digest buffer aligned only to alignmask",
386 .proportion_of_total = 10000,
388 .offset_relative_to_alignmask = true,
391 .finalization_type = FINALIZATION_TYPE_DIGEST,
393 .key_offset_relative_to_alignmask = true,
395 .name = "init+update+update+final two even splits",
397 { .proportion_of_total = 5000 },
399 .proportion_of_total = 5000,
400 .flush_type = FLUSH_TYPE_FLUSH,
403 .finalization_type = FINALIZATION_TYPE_FINAL,
405 .name = "digest uneven misaligned splits, may sleep",
406 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
408 { .proportion_of_total = 1900, .offset = 33 },
409 { .proportion_of_total = 3300, .offset = 7 },
410 { .proportion_of_total = 4800, .offset = 18 },
412 .finalization_type = FINALIZATION_TYPE_DIGEST,
414 .name = "digest misaligned splits crossing pages",
417 .proportion_of_total = 7500,
418 .offset = PAGE_SIZE - 32,
420 .proportion_of_total = 2500,
421 .offset = PAGE_SIZE - 7,
424 .finalization_type = FINALIZATION_TYPE_DIGEST,
426 .name = "import/export",
429 .proportion_of_total = 6500,
430 .flush_type = FLUSH_TYPE_REIMPORT,
432 .proportion_of_total = 3500,
433 .flush_type = FLUSH_TYPE_REIMPORT,
436 .finalization_type = FINALIZATION_TYPE_FINAL,
440 static unsigned int count_test_sg_divisions(const struct test_sg_division *divs)
442 unsigned int remaining = TEST_SG_TOTAL;
443 unsigned int ndivs = 0;
446 remaining -= divs[ndivs++].proportion_of_total;
452 #define SGDIVS_HAVE_FLUSHES BIT(0)
453 #define SGDIVS_HAVE_NOSIMD BIT(1)
455 static bool valid_sg_divisions(const struct test_sg_division *divs,
456 unsigned int count, int *flags_ret)
458 unsigned int total = 0;
461 for (i = 0; i < count && total != TEST_SG_TOTAL; i++) {
462 if (divs[i].proportion_of_total <= 0 ||
463 divs[i].proportion_of_total > TEST_SG_TOTAL - total)
465 total += divs[i].proportion_of_total;
466 if (divs[i].flush_type != FLUSH_TYPE_NONE)
467 *flags_ret |= SGDIVS_HAVE_FLUSHES;
469 *flags_ret |= SGDIVS_HAVE_NOSIMD;
471 return total == TEST_SG_TOTAL &&
472 memchr_inv(&divs[i], 0, (count - i) * sizeof(divs[0])) == NULL;
476 * Check whether the given testvec_config is valid. This isn't strictly needed
477 * since every testvec_config should be valid, but check anyway so that people
478 * don't unknowingly add broken configs that don't do what they wanted.
480 static bool valid_testvec_config(const struct testvec_config *cfg)
484 if (cfg->name == NULL)
487 if (!valid_sg_divisions(cfg->src_divs, ARRAY_SIZE(cfg->src_divs),
491 if (cfg->dst_divs[0].proportion_of_total) {
492 if (!valid_sg_divisions(cfg->dst_divs,
493 ARRAY_SIZE(cfg->dst_divs), &flags))
496 if (memchr_inv(cfg->dst_divs, 0, sizeof(cfg->dst_divs)))
498 /* defaults to dst_divs=src_divs */
502 (cfg->iv_offset_relative_to_alignmask ? MAX_ALGAPI_ALIGNMASK : 0) >
503 MAX_ALGAPI_ALIGNMASK + 1)
506 if ((flags & (SGDIVS_HAVE_FLUSHES | SGDIVS_HAVE_NOSIMD)) &&
507 cfg->finalization_type == FINALIZATION_TYPE_DIGEST)
510 if ((cfg->nosimd || (flags & SGDIVS_HAVE_NOSIMD)) &&
511 (cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP))
518 char *bufs[XBUFSIZE];
519 struct scatterlist sgl[XBUFSIZE];
520 struct scatterlist sgl_saved[XBUFSIZE];
521 struct scatterlist *sgl_ptr;
525 static int init_test_sglist(struct test_sglist *tsgl)
527 return __testmgr_alloc_buf(tsgl->bufs, 1 /* two pages per buffer */);
530 static void destroy_test_sglist(struct test_sglist *tsgl)
532 return __testmgr_free_buf(tsgl->bufs, 1 /* two pages per buffer */);
536 * build_test_sglist() - build a scatterlist for a crypto test
538 * @tsgl: the scatterlist to build. @tsgl->bufs[] contains an array of 2-page
539 * buffers which the scatterlist @tsgl->sgl[] will be made to point into.
540 * @divs: the layout specification on which the scatterlist will be based
541 * @alignmask: the algorithm's alignmask
542 * @total_len: the total length of the scatterlist to build in bytes
543 * @data: if non-NULL, the buffers will be filled with this data until it ends.
544 * Otherwise the buffers will be poisoned. In both cases, some bytes
545 * past the end of each buffer will be poisoned to help detect overruns.
546 * @out_divs: if non-NULL, the test_sg_division to which each scatterlist entry
547 * corresponds will be returned here. This will match @divs except
548 * that divisions resolving to a length of 0 are omitted as they are
549 * not included in the scatterlist.
551 * Return: 0 or a -errno value
553 static int build_test_sglist(struct test_sglist *tsgl,
554 const struct test_sg_division *divs,
555 const unsigned int alignmask,
556 const unsigned int total_len,
557 struct iov_iter *data,
558 const struct test_sg_division *out_divs[XBUFSIZE])
561 const struct test_sg_division *div;
563 } partitions[XBUFSIZE];
564 const unsigned int ndivs = count_test_sg_divisions(divs);
565 unsigned int len_remaining = total_len;
568 BUILD_BUG_ON(ARRAY_SIZE(partitions) != ARRAY_SIZE(tsgl->sgl));
569 if (WARN_ON(ndivs > ARRAY_SIZE(partitions)))
572 /* Calculate the (div, length) pairs */
574 for (i = 0; i < ndivs; i++) {
575 unsigned int len_this_sg =
577 (total_len * divs[i].proportion_of_total +
578 TEST_SG_TOTAL / 2) / TEST_SG_TOTAL);
580 if (len_this_sg != 0) {
581 partitions[tsgl->nents].div = &divs[i];
582 partitions[tsgl->nents].length = len_this_sg;
584 len_remaining -= len_this_sg;
587 if (tsgl->nents == 0) {
588 partitions[tsgl->nents].div = &divs[0];
589 partitions[tsgl->nents].length = 0;
592 partitions[tsgl->nents - 1].length += len_remaining;
594 /* Set up the sgl entries and fill the data or poison */
595 sg_init_table(tsgl->sgl, tsgl->nents);
596 for (i = 0; i < tsgl->nents; i++) {
597 unsigned int offset = partitions[i].div->offset;
600 if (partitions[i].div->offset_relative_to_alignmask)
603 while (offset + partitions[i].length + TESTMGR_POISON_LEN >
605 if (WARN_ON(offset <= 0))
610 addr = &tsgl->bufs[i][offset];
611 sg_set_buf(&tsgl->sgl[i], addr, partitions[i].length);
614 out_divs[i] = partitions[i].div;
617 size_t copy_len, copied;
619 copy_len = min(partitions[i].length, data->count);
620 copied = copy_from_iter(addr, copy_len, data);
621 if (WARN_ON(copied != copy_len))
623 testmgr_poison(addr + copy_len, partitions[i].length +
624 TESTMGR_POISON_LEN - copy_len);
626 testmgr_poison(addr, partitions[i].length +
631 sg_mark_end(&tsgl->sgl[tsgl->nents - 1]);
632 tsgl->sgl_ptr = tsgl->sgl;
633 memcpy(tsgl->sgl_saved, tsgl->sgl, tsgl->nents * sizeof(tsgl->sgl[0]));
638 * Verify that a scatterlist crypto operation produced the correct output.
640 * @tsgl: scatterlist containing the actual output
641 * @expected_output: buffer containing the expected output
642 * @len_to_check: length of @expected_output in bytes
643 * @unchecked_prefix_len: number of ignored bytes in @tsgl prior to real result
644 * @check_poison: verify that the poison bytes after each chunk are intact?
646 * Return: 0 if correct, -EINVAL if incorrect, -EOVERFLOW if buffer overrun.
648 static int verify_correct_output(const struct test_sglist *tsgl,
649 const char *expected_output,
650 unsigned int len_to_check,
651 unsigned int unchecked_prefix_len,
656 for (i = 0; i < tsgl->nents; i++) {
657 struct scatterlist *sg = &tsgl->sgl_ptr[i];
658 unsigned int len = sg->length;
659 unsigned int offset = sg->offset;
660 const char *actual_output;
662 if (unchecked_prefix_len) {
663 if (unchecked_prefix_len >= len) {
664 unchecked_prefix_len -= len;
667 offset += unchecked_prefix_len;
668 len -= unchecked_prefix_len;
669 unchecked_prefix_len = 0;
671 len = min(len, len_to_check);
672 actual_output = page_address(sg_page(sg)) + offset;
673 if (memcmp(expected_output, actual_output, len) != 0)
676 !testmgr_is_poison(actual_output + len, TESTMGR_POISON_LEN))
679 expected_output += len;
681 if (WARN_ON(len_to_check != 0))
686 static bool is_test_sglist_corrupted(const struct test_sglist *tsgl)
690 for (i = 0; i < tsgl->nents; i++) {
691 if (tsgl->sgl[i].page_link != tsgl->sgl_saved[i].page_link)
693 if (tsgl->sgl[i].offset != tsgl->sgl_saved[i].offset)
695 if (tsgl->sgl[i].length != tsgl->sgl_saved[i].length)
701 struct cipher_test_sglists {
702 struct test_sglist src;
703 struct test_sglist dst;
706 static struct cipher_test_sglists *alloc_cipher_test_sglists(void)
708 struct cipher_test_sglists *tsgls;
710 tsgls = kmalloc(sizeof(*tsgls), GFP_KERNEL);
714 if (init_test_sglist(&tsgls->src) != 0)
716 if (init_test_sglist(&tsgls->dst) != 0)
717 goto fail_destroy_src;
722 destroy_test_sglist(&tsgls->src);
728 static void free_cipher_test_sglists(struct cipher_test_sglists *tsgls)
731 destroy_test_sglist(&tsgls->src);
732 destroy_test_sglist(&tsgls->dst);
737 /* Build the src and dst scatterlists for an skcipher or AEAD test */
738 static int build_cipher_test_sglists(struct cipher_test_sglists *tsgls,
739 const struct testvec_config *cfg,
740 unsigned int alignmask,
741 unsigned int src_total_len,
742 unsigned int dst_total_len,
743 const struct kvec *inputs,
744 unsigned int nr_inputs)
746 struct iov_iter input;
749 iov_iter_kvec(&input, WRITE, inputs, nr_inputs, src_total_len);
750 err = build_test_sglist(&tsgls->src, cfg->src_divs, alignmask,
752 max(dst_total_len, src_total_len) :
759 tsgls->dst.sgl_ptr = tsgls->src.sgl;
760 tsgls->dst.nents = tsgls->src.nents;
763 return build_test_sglist(&tsgls->dst,
764 cfg->dst_divs[0].proportion_of_total ?
765 cfg->dst_divs : cfg->src_divs,
766 alignmask, dst_total_len, NULL, NULL);
770 * Support for testing passing a misaligned key to setkey():
772 * If cfg->key_offset is set, copy the key into a new buffer at that offset,
773 * optionally adding alignmask. Else, just use the key directly.
775 static int prepare_keybuf(const u8 *key, unsigned int ksize,
776 const struct testvec_config *cfg,
777 unsigned int alignmask,
778 const u8 **keybuf_ret, const u8 **keyptr_ret)
780 unsigned int key_offset = cfg->key_offset;
781 u8 *keybuf = NULL, *keyptr = (u8 *)key;
783 if (key_offset != 0) {
784 if (cfg->key_offset_relative_to_alignmask)
785 key_offset += alignmask;
786 keybuf = kmalloc(key_offset + ksize, GFP_KERNEL);
789 keyptr = keybuf + key_offset;
790 memcpy(keyptr, key, ksize);
792 *keybuf_ret = keybuf;
793 *keyptr_ret = keyptr;
797 /* Like setkey_f(tfm, key, ksize), but sometimes misalign the key */
798 #define do_setkey(setkey_f, tfm, key, ksize, cfg, alignmask) \
800 const u8 *keybuf, *keyptr; \
803 err = prepare_keybuf((key), (ksize), (cfg), (alignmask), \
806 err = setkey_f((tfm), keyptr, (ksize)); \
812 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
814 /* Generate a random length in range [0, max_len], but prefer smaller values */
815 static unsigned int generate_random_length(unsigned int max_len)
817 unsigned int len = prandom_u32() % (max_len + 1);
819 switch (prandom_u32() % 4) {
831 /* Flip a random bit in the given nonempty data buffer */
832 static void flip_random_bit(u8 *buf, size_t size)
836 bitpos = prandom_u32() % (size * 8);
837 buf[bitpos / 8] ^= 1 << (bitpos % 8);
840 /* Flip a random byte in the given nonempty data buffer */
841 static void flip_random_byte(u8 *buf, size_t size)
843 buf[prandom_u32() % size] ^= 0xff;
846 /* Sometimes make some random changes to the given nonempty data buffer */
847 static void mutate_buffer(u8 *buf, size_t size)
852 /* Sometimes flip some bits */
853 if (prandom_u32() % 4 == 0) {
854 num_flips = min_t(size_t, 1 << (prandom_u32() % 8), size * 8);
855 for (i = 0; i < num_flips; i++)
856 flip_random_bit(buf, size);
859 /* Sometimes flip some bytes */
860 if (prandom_u32() % 4 == 0) {
861 num_flips = min_t(size_t, 1 << (prandom_u32() % 8), size);
862 for (i = 0; i < num_flips; i++)
863 flip_random_byte(buf, size);
867 /* Randomly generate 'count' bytes, but sometimes make them "interesting" */
868 static void generate_random_bytes(u8 *buf, size_t count)
877 switch (prandom_u32() % 8) { /* Choose a generation strategy */
880 /* All the same byte, plus optional mutations */
881 switch (prandom_u32() % 4) {
889 b = (u8)prandom_u32();
892 memset(buf, b, count);
893 mutate_buffer(buf, count);
896 /* Ascending or descending bytes, plus optional mutations */
897 increment = (u8)prandom_u32();
898 b = (u8)prandom_u32();
899 for (i = 0; i < count; i++, b += increment)
901 mutate_buffer(buf, count);
904 /* Fully random bytes */
905 for (i = 0; i < count; i++)
906 buf[i] = (u8)prandom_u32();
910 static char *generate_random_sgl_divisions(struct test_sg_division *divs,
911 size_t max_divs, char *p, char *end,
912 bool gen_flushes, u32 req_flags)
914 struct test_sg_division *div = divs;
915 unsigned int remaining = TEST_SG_TOTAL;
918 unsigned int this_len;
919 const char *flushtype_str;
921 if (div == &divs[max_divs - 1] || prandom_u32() % 2 == 0)
922 this_len = remaining;
924 this_len = 1 + (prandom_u32() % remaining);
925 div->proportion_of_total = this_len;
927 if (prandom_u32() % 4 == 0)
928 div->offset = (PAGE_SIZE - 128) + (prandom_u32() % 128);
929 else if (prandom_u32() % 2 == 0)
930 div->offset = prandom_u32() % 32;
932 div->offset = prandom_u32() % PAGE_SIZE;
933 if (prandom_u32() % 8 == 0)
934 div->offset_relative_to_alignmask = true;
936 div->flush_type = FLUSH_TYPE_NONE;
938 switch (prandom_u32() % 4) {
940 div->flush_type = FLUSH_TYPE_REIMPORT;
943 div->flush_type = FLUSH_TYPE_FLUSH;
948 if (div->flush_type != FLUSH_TYPE_NONE &&
949 !(req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
950 prandom_u32() % 2 == 0)
953 switch (div->flush_type) {
954 case FLUSH_TYPE_FLUSH:
956 flushtype_str = "<flush,nosimd>";
958 flushtype_str = "<flush>";
960 case FLUSH_TYPE_REIMPORT:
962 flushtype_str = "<reimport,nosimd>";
964 flushtype_str = "<reimport>";
971 BUILD_BUG_ON(TEST_SG_TOTAL != 10000); /* for "%u.%u%%" */
972 p += scnprintf(p, end - p, "%s%u.%u%%@%s+%u%s", flushtype_str,
973 this_len / 100, this_len % 100,
974 div->offset_relative_to_alignmask ?
976 div->offset, this_len == remaining ? "" : ", ");
977 remaining -= this_len;
984 /* Generate a random testvec_config for fuzz testing */
985 static void generate_random_testvec_config(struct testvec_config *cfg,
986 char *name, size_t max_namelen)
989 char * const end = name + max_namelen;
991 memset(cfg, 0, sizeof(*cfg));
995 p += scnprintf(p, end - p, "random:");
997 if (prandom_u32() % 2 == 0) {
999 p += scnprintf(p, end - p, " inplace");
1002 if (prandom_u32() % 2 == 0) {
1003 cfg->req_flags |= CRYPTO_TFM_REQ_MAY_SLEEP;
1004 p += scnprintf(p, end - p, " may_sleep");
1007 switch (prandom_u32() % 4) {
1009 cfg->finalization_type = FINALIZATION_TYPE_FINAL;
1010 p += scnprintf(p, end - p, " use_final");
1013 cfg->finalization_type = FINALIZATION_TYPE_FINUP;
1014 p += scnprintf(p, end - p, " use_finup");
1017 cfg->finalization_type = FINALIZATION_TYPE_DIGEST;
1018 p += scnprintf(p, end - p, " use_digest");
1022 if (!(cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
1023 prandom_u32() % 2 == 0) {
1025 p += scnprintf(p, end - p, " nosimd");
1028 p += scnprintf(p, end - p, " src_divs=[");
1029 p = generate_random_sgl_divisions(cfg->src_divs,
1030 ARRAY_SIZE(cfg->src_divs), p, end,
1031 (cfg->finalization_type !=
1032 FINALIZATION_TYPE_DIGEST),
1034 p += scnprintf(p, end - p, "]");
1036 if (!cfg->inplace && prandom_u32() % 2 == 0) {
1037 p += scnprintf(p, end - p, " dst_divs=[");
1038 p = generate_random_sgl_divisions(cfg->dst_divs,
1039 ARRAY_SIZE(cfg->dst_divs),
1042 p += scnprintf(p, end - p, "]");
1045 if (prandom_u32() % 2 == 0) {
1046 cfg->iv_offset = 1 + (prandom_u32() % MAX_ALGAPI_ALIGNMASK);
1047 p += scnprintf(p, end - p, " iv_offset=%u", cfg->iv_offset);
1050 if (prandom_u32() % 2 == 0) {
1051 cfg->key_offset = 1 + (prandom_u32() % MAX_ALGAPI_ALIGNMASK);
1052 p += scnprintf(p, end - p, " key_offset=%u", cfg->key_offset);
1055 WARN_ON_ONCE(!valid_testvec_config(cfg));
1058 static void crypto_disable_simd_for_test(void)
1061 __this_cpu_write(crypto_simd_disabled_for_test, true);
1064 static void crypto_reenable_simd_for_test(void)
1066 __this_cpu_write(crypto_simd_disabled_for_test, false);
1071 * Given an algorithm name, build the name of the generic implementation of that
1072 * algorithm, assuming the usual naming convention. Specifically, this appends
1073 * "-generic" to every part of the name that is not a template name. Examples:
1075 * aes => aes-generic
1076 * cbc(aes) => cbc(aes-generic)
1077 * cts(cbc(aes)) => cts(cbc(aes-generic))
1078 * rfc7539(chacha20,poly1305) => rfc7539(chacha20-generic,poly1305-generic)
1080 * Return: 0 on success, or -ENAMETOOLONG if the generic name would be too long
1082 static int build_generic_driver_name(const char *algname,
1083 char driver_name[CRYPTO_MAX_ALG_NAME])
1085 const char *in = algname;
1086 char *out = driver_name;
1087 size_t len = strlen(algname);
1089 if (len >= CRYPTO_MAX_ALG_NAME)
1092 const char *in_saved = in;
1094 while (*in && *in != '(' && *in != ')' && *in != ',')
1096 if (*in != '(' && in > in_saved) {
1098 if (len >= CRYPTO_MAX_ALG_NAME)
1100 memcpy(out, "-generic", 8);
1103 } while ((*out++ = *in++) != '\0');
1107 pr_err("alg: generic driver name for \"%s\" would be too long\n",
1109 return -ENAMETOOLONG;
1111 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1112 static void crypto_disable_simd_for_test(void)
1116 static void crypto_reenable_simd_for_test(void)
1119 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1121 static int build_hash_sglist(struct test_sglist *tsgl,
1122 const struct hash_testvec *vec,
1123 const struct testvec_config *cfg,
1124 unsigned int alignmask,
1125 const struct test_sg_division *divs[XBUFSIZE])
1128 struct iov_iter input;
1130 kv.iov_base = (void *)vec->plaintext;
1131 kv.iov_len = vec->psize;
1132 iov_iter_kvec(&input, WRITE, &kv, 1, vec->psize);
1133 return build_test_sglist(tsgl, cfg->src_divs, alignmask, vec->psize,
1137 static int check_hash_result(const char *type,
1138 const u8 *result, unsigned int digestsize,
1139 const struct hash_testvec *vec,
1140 const char *vec_name,
1142 const struct testvec_config *cfg)
1144 if (memcmp(result, vec->digest, digestsize) != 0) {
1145 pr_err("alg: %s: %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
1146 type, driver, vec_name, cfg->name);
1149 if (!testmgr_is_poison(&result[digestsize], TESTMGR_POISON_LEN)) {
1150 pr_err("alg: %s: %s overran result buffer on test vector %s, cfg=\"%s\"\n",
1151 type, driver, vec_name, cfg->name);
1157 static inline int check_shash_op(const char *op, int err,
1158 const char *driver, const char *vec_name,
1159 const struct testvec_config *cfg)
1162 pr_err("alg: shash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1163 driver, op, err, vec_name, cfg->name);
1167 static inline const void *sg_data(struct scatterlist *sg)
1169 return page_address(sg_page(sg)) + sg->offset;
1172 /* Test one hash test vector in one configuration, using the shash API */
1173 static int test_shash_vec_cfg(const char *driver,
1174 const struct hash_testvec *vec,
1175 const char *vec_name,
1176 const struct testvec_config *cfg,
1177 struct shash_desc *desc,
1178 struct test_sglist *tsgl,
1181 struct crypto_shash *tfm = desc->tfm;
1182 const unsigned int alignmask = crypto_shash_alignmask(tfm);
1183 const unsigned int digestsize = crypto_shash_digestsize(tfm);
1184 const unsigned int statesize = crypto_shash_statesize(tfm);
1185 const struct test_sg_division *divs[XBUFSIZE];
1187 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1190 /* Set the key, if specified */
1192 err = do_setkey(crypto_shash_setkey, tfm, vec->key, vec->ksize,
1195 if (err == vec->setkey_error)
1197 pr_err("alg: shash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1198 driver, vec_name, vec->setkey_error, err,
1199 crypto_shash_get_flags(tfm));
1202 if (vec->setkey_error) {
1203 pr_err("alg: shash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1204 driver, vec_name, vec->setkey_error);
1209 /* Build the scatterlist for the source data */
1210 err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1212 pr_err("alg: shash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1213 driver, vec_name, cfg->name);
1217 /* Do the actual hashing */
1219 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1220 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1222 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1223 vec->digest_error) {
1224 /* Just using digest() */
1225 if (tsgl->nents != 1)
1228 crypto_disable_simd_for_test();
1229 err = crypto_shash_digest(desc, sg_data(&tsgl->sgl[0]),
1230 tsgl->sgl[0].length, result);
1232 crypto_reenable_simd_for_test();
1234 if (err == vec->digest_error)
1236 pr_err("alg: shash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1237 driver, vec_name, vec->digest_error, err,
1241 if (vec->digest_error) {
1242 pr_err("alg: shash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1243 driver, vec_name, vec->digest_error, cfg->name);
1249 /* Using init(), zero or more update(), then final() or finup() */
1252 crypto_disable_simd_for_test();
1253 err = crypto_shash_init(desc);
1255 crypto_reenable_simd_for_test();
1256 err = check_shash_op("init", err, driver, vec_name, cfg);
1260 for (i = 0; i < tsgl->nents; i++) {
1261 if (i + 1 == tsgl->nents &&
1262 cfg->finalization_type == FINALIZATION_TYPE_FINUP) {
1263 if (divs[i]->nosimd)
1264 crypto_disable_simd_for_test();
1265 err = crypto_shash_finup(desc, sg_data(&tsgl->sgl[i]),
1266 tsgl->sgl[i].length, result);
1267 if (divs[i]->nosimd)
1268 crypto_reenable_simd_for_test();
1269 err = check_shash_op("finup", err, driver, vec_name,
1275 if (divs[i]->nosimd)
1276 crypto_disable_simd_for_test();
1277 err = crypto_shash_update(desc, sg_data(&tsgl->sgl[i]),
1278 tsgl->sgl[i].length);
1279 if (divs[i]->nosimd)
1280 crypto_reenable_simd_for_test();
1281 err = check_shash_op("update", err, driver, vec_name, cfg);
1284 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1285 /* Test ->export() and ->import() */
1286 testmgr_poison(hashstate + statesize,
1287 TESTMGR_POISON_LEN);
1288 err = crypto_shash_export(desc, hashstate);
1289 err = check_shash_op("export", err, driver, vec_name,
1293 if (!testmgr_is_poison(hashstate + statesize,
1294 TESTMGR_POISON_LEN)) {
1295 pr_err("alg: shash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1296 driver, vec_name, cfg->name);
1299 testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1300 err = crypto_shash_import(desc, hashstate);
1301 err = check_shash_op("import", err, driver, vec_name,
1309 crypto_disable_simd_for_test();
1310 err = crypto_shash_final(desc, result);
1312 crypto_reenable_simd_for_test();
1313 err = check_shash_op("final", err, driver, vec_name, cfg);
1317 return check_hash_result("shash", result, digestsize, vec, vec_name,
1321 static int do_ahash_op(int (*op)(struct ahash_request *req),
1322 struct ahash_request *req,
1323 struct crypto_wait *wait, bool nosimd)
1328 crypto_disable_simd_for_test();
1333 crypto_reenable_simd_for_test();
1335 return crypto_wait_req(err, wait);
1338 static int check_nonfinal_ahash_op(const char *op, int err,
1339 u8 *result, unsigned int digestsize,
1340 const char *driver, const char *vec_name,
1341 const struct testvec_config *cfg)
1344 pr_err("alg: ahash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1345 driver, op, err, vec_name, cfg->name);
1348 if (!testmgr_is_poison(result, digestsize)) {
1349 pr_err("alg: ahash: %s %s() used result buffer on test vector %s, cfg=\"%s\"\n",
1350 driver, op, vec_name, cfg->name);
1356 /* Test one hash test vector in one configuration, using the ahash API */
1357 static int test_ahash_vec_cfg(const char *driver,
1358 const struct hash_testvec *vec,
1359 const char *vec_name,
1360 const struct testvec_config *cfg,
1361 struct ahash_request *req,
1362 struct test_sglist *tsgl,
1365 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1366 const unsigned int alignmask = crypto_ahash_alignmask(tfm);
1367 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1368 const unsigned int statesize = crypto_ahash_statesize(tfm);
1369 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1370 const struct test_sg_division *divs[XBUFSIZE];
1371 DECLARE_CRYPTO_WAIT(wait);
1373 struct scatterlist *pending_sgl;
1374 unsigned int pending_len;
1375 u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1378 /* Set the key, if specified */
1380 err = do_setkey(crypto_ahash_setkey, tfm, vec->key, vec->ksize,
1383 if (err == vec->setkey_error)
1385 pr_err("alg: ahash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1386 driver, vec_name, vec->setkey_error, err,
1387 crypto_ahash_get_flags(tfm));
1390 if (vec->setkey_error) {
1391 pr_err("alg: ahash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1392 driver, vec_name, vec->setkey_error);
1397 /* Build the scatterlist for the source data */
1398 err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1400 pr_err("alg: ahash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1401 driver, vec_name, cfg->name);
1405 /* Do the actual hashing */
1407 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1408 testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1410 if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1411 vec->digest_error) {
1412 /* Just using digest() */
1413 ahash_request_set_callback(req, req_flags, crypto_req_done,
1415 ahash_request_set_crypt(req, tsgl->sgl, result, vec->psize);
1416 err = do_ahash_op(crypto_ahash_digest, req, &wait, cfg->nosimd);
1418 if (err == vec->digest_error)
1420 pr_err("alg: ahash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1421 driver, vec_name, vec->digest_error, err,
1425 if (vec->digest_error) {
1426 pr_err("alg: ahash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1427 driver, vec_name, vec->digest_error, cfg->name);
1433 /* Using init(), zero or more update(), then final() or finup() */
1435 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1436 ahash_request_set_crypt(req, NULL, result, 0);
1437 err = do_ahash_op(crypto_ahash_init, req, &wait, cfg->nosimd);
1438 err = check_nonfinal_ahash_op("init", err, result, digestsize,
1439 driver, vec_name, cfg);
1445 for (i = 0; i < tsgl->nents; i++) {
1446 if (divs[i]->flush_type != FLUSH_TYPE_NONE &&
1447 pending_sgl != NULL) {
1448 /* update() with the pending data */
1449 ahash_request_set_callback(req, req_flags,
1450 crypto_req_done, &wait);
1451 ahash_request_set_crypt(req, pending_sgl, result,
1453 err = do_ahash_op(crypto_ahash_update, req, &wait,
1455 err = check_nonfinal_ahash_op("update", err,
1457 driver, vec_name, cfg);
1463 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1464 /* Test ->export() and ->import() */
1465 testmgr_poison(hashstate + statesize,
1466 TESTMGR_POISON_LEN);
1467 err = crypto_ahash_export(req, hashstate);
1468 err = check_nonfinal_ahash_op("export", err,
1470 driver, vec_name, cfg);
1473 if (!testmgr_is_poison(hashstate + statesize,
1474 TESTMGR_POISON_LEN)) {
1475 pr_err("alg: ahash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1476 driver, vec_name, cfg->name);
1480 testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1481 err = crypto_ahash_import(req, hashstate);
1482 err = check_nonfinal_ahash_op("import", err,
1484 driver, vec_name, cfg);
1488 if (pending_sgl == NULL)
1489 pending_sgl = &tsgl->sgl[i];
1490 pending_len += tsgl->sgl[i].length;
1493 ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1494 ahash_request_set_crypt(req, pending_sgl, result, pending_len);
1495 if (cfg->finalization_type == FINALIZATION_TYPE_FINAL) {
1496 /* finish with update() and final() */
1497 err = do_ahash_op(crypto_ahash_update, req, &wait, cfg->nosimd);
1498 err = check_nonfinal_ahash_op("update", err, result, digestsize,
1499 driver, vec_name, cfg);
1502 err = do_ahash_op(crypto_ahash_final, req, &wait, cfg->nosimd);
1504 pr_err("alg: ahash: %s final() failed with err %d on test vector %s, cfg=\"%s\"\n",
1505 driver, err, vec_name, cfg->name);
1509 /* finish with finup() */
1510 err = do_ahash_op(crypto_ahash_finup, req, &wait, cfg->nosimd);
1512 pr_err("alg: ahash: %s finup() failed with err %d on test vector %s, cfg=\"%s\"\n",
1513 driver, err, vec_name, cfg->name);
1519 return check_hash_result("ahash", result, digestsize, vec, vec_name,
1523 static int test_hash_vec_cfg(const char *driver,
1524 const struct hash_testvec *vec,
1525 const char *vec_name,
1526 const struct testvec_config *cfg,
1527 struct ahash_request *req,
1528 struct shash_desc *desc,
1529 struct test_sglist *tsgl,
1535 * For algorithms implemented as "shash", most bugs will be detected by
1536 * both the shash and ahash tests. Test the shash API first so that the
1537 * failures involve less indirection, so are easier to debug.
1541 err = test_shash_vec_cfg(driver, vec, vec_name, cfg, desc, tsgl,
1547 return test_ahash_vec_cfg(driver, vec, vec_name, cfg, req, tsgl,
1551 static int test_hash_vec(const char *driver, const struct hash_testvec *vec,
1552 unsigned int vec_num, struct ahash_request *req,
1553 struct shash_desc *desc, struct test_sglist *tsgl,
1560 sprintf(vec_name, "%u", vec_num);
1562 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++) {
1563 err = test_hash_vec_cfg(driver, vec, vec_name,
1564 &default_hash_testvec_configs[i],
1565 req, desc, tsgl, hashstate);
1570 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1571 if (!noextratests) {
1572 struct testvec_config cfg;
1573 char cfgname[TESTVEC_CONFIG_NAMELEN];
1575 for (i = 0; i < fuzz_iterations; i++) {
1576 generate_random_testvec_config(&cfg, cfgname,
1578 err = test_hash_vec_cfg(driver, vec, vec_name, &cfg,
1579 req, desc, tsgl, hashstate);
1589 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1591 * Generate a hash test vector from the given implementation.
1592 * Assumes the buffers in 'vec' were already allocated.
1594 static void generate_random_hash_testvec(struct shash_desc *desc,
1595 struct hash_testvec *vec,
1596 unsigned int maxkeysize,
1597 unsigned int maxdatasize,
1598 char *name, size_t max_namelen)
1601 vec->psize = generate_random_length(maxdatasize);
1602 generate_random_bytes((u8 *)vec->plaintext, vec->psize);
1605 * Key: length in range [1, maxkeysize], but usually choose maxkeysize.
1606 * If algorithm is unkeyed, then maxkeysize == 0 and set ksize = 0.
1608 vec->setkey_error = 0;
1611 vec->ksize = maxkeysize;
1612 if (prandom_u32() % 4 == 0)
1613 vec->ksize = 1 + (prandom_u32() % maxkeysize);
1614 generate_random_bytes((u8 *)vec->key, vec->ksize);
1616 vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key,
1618 /* If the key couldn't be set, no need to continue to digest. */
1619 if (vec->setkey_error)
1624 vec->digest_error = crypto_shash_digest(desc, vec->plaintext,
1625 vec->psize, (u8 *)vec->digest);
1627 snprintf(name, max_namelen, "\"random: psize=%u ksize=%u\"",
1628 vec->psize, vec->ksize);
1632 * Test the hash algorithm represented by @req against the corresponding generic
1633 * implementation, if one is available.
1635 static int test_hash_vs_generic_impl(const char *driver,
1636 const char *generic_driver,
1637 unsigned int maxkeysize,
1638 struct ahash_request *req,
1639 struct shash_desc *desc,
1640 struct test_sglist *tsgl,
1643 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1644 const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1645 const unsigned int blocksize = crypto_ahash_blocksize(tfm);
1646 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
1647 const char *algname = crypto_hash_alg_common(tfm)->base.cra_name;
1648 char _generic_driver[CRYPTO_MAX_ALG_NAME];
1649 struct crypto_shash *generic_tfm = NULL;
1650 struct shash_desc *generic_desc = NULL;
1652 struct hash_testvec vec = { 0 };
1654 struct testvec_config *cfg;
1655 char cfgname[TESTVEC_CONFIG_NAMELEN];
1661 if (!generic_driver) { /* Use default naming convention? */
1662 err = build_generic_driver_name(algname, _generic_driver);
1665 generic_driver = _generic_driver;
1668 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
1671 generic_tfm = crypto_alloc_shash(generic_driver, 0, 0);
1672 if (IS_ERR(generic_tfm)) {
1673 err = PTR_ERR(generic_tfm);
1674 if (err == -ENOENT) {
1675 pr_warn("alg: hash: skipping comparison tests for %s because %s is unavailable\n",
1676 driver, generic_driver);
1679 pr_err("alg: hash: error allocating %s (generic impl of %s): %d\n",
1680 generic_driver, algname, err);
1684 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
1690 generic_desc = kzalloc(sizeof(*desc) +
1691 crypto_shash_descsize(generic_tfm), GFP_KERNEL);
1692 if (!generic_desc) {
1696 generic_desc->tfm = generic_tfm;
1698 /* Check the algorithm properties for consistency. */
1700 if (digestsize != crypto_shash_digestsize(generic_tfm)) {
1701 pr_err("alg: hash: digestsize for %s (%u) doesn't match generic impl (%u)\n",
1703 crypto_shash_digestsize(generic_tfm));
1708 if (blocksize != crypto_shash_blocksize(generic_tfm)) {
1709 pr_err("alg: hash: blocksize for %s (%u) doesn't match generic impl (%u)\n",
1710 driver, blocksize, crypto_shash_blocksize(generic_tfm));
1716 * Now generate test vectors using the generic implementation, and test
1717 * the other implementation against them.
1720 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
1721 vec.plaintext = kmalloc(maxdatasize, GFP_KERNEL);
1722 vec.digest = kmalloc(digestsize, GFP_KERNEL);
1723 if (!vec.key || !vec.plaintext || !vec.digest) {
1728 for (i = 0; i < fuzz_iterations * 8; i++) {
1729 generate_random_hash_testvec(generic_desc, &vec,
1730 maxkeysize, maxdatasize,
1731 vec_name, sizeof(vec_name));
1732 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
1734 err = test_hash_vec_cfg(driver, &vec, vec_name, cfg,
1735 req, desc, tsgl, hashstate);
1744 kfree(vec.plaintext);
1746 crypto_free_shash(generic_tfm);
1747 kfree_sensitive(generic_desc);
1750 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1751 static int test_hash_vs_generic_impl(const char *driver,
1752 const char *generic_driver,
1753 unsigned int maxkeysize,
1754 struct ahash_request *req,
1755 struct shash_desc *desc,
1756 struct test_sglist *tsgl,
1761 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1763 static int alloc_shash(const char *driver, u32 type, u32 mask,
1764 struct crypto_shash **tfm_ret,
1765 struct shash_desc **desc_ret)
1767 struct crypto_shash *tfm;
1768 struct shash_desc *desc;
1770 tfm = crypto_alloc_shash(driver, type, mask);
1772 if (PTR_ERR(tfm) == -ENOENT) {
1774 * This algorithm is only available through the ahash
1775 * API, not the shash API, so skip the shash tests.
1779 pr_err("alg: hash: failed to allocate shash transform for %s: %ld\n",
1780 driver, PTR_ERR(tfm));
1781 return PTR_ERR(tfm);
1784 desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
1786 crypto_free_shash(tfm);
1796 static int __alg_test_hash(const struct hash_testvec *vecs,
1797 unsigned int num_vecs, const char *driver,
1799 const char *generic_driver, unsigned int maxkeysize)
1801 struct crypto_ahash *atfm = NULL;
1802 struct ahash_request *req = NULL;
1803 struct crypto_shash *stfm = NULL;
1804 struct shash_desc *desc = NULL;
1805 struct test_sglist *tsgl = NULL;
1806 u8 *hashstate = NULL;
1807 unsigned int statesize;
1812 * Always test the ahash API. This works regardless of whether the
1813 * algorithm is implemented as ahash or shash.
1816 atfm = crypto_alloc_ahash(driver, type, mask);
1818 pr_err("alg: hash: failed to allocate transform for %s: %ld\n",
1819 driver, PTR_ERR(atfm));
1820 return PTR_ERR(atfm);
1823 req = ahash_request_alloc(atfm, GFP_KERNEL);
1825 pr_err("alg: hash: failed to allocate request for %s\n",
1832 * If available also test the shash API, to cover corner cases that may
1833 * be missed by testing the ahash API only.
1835 err = alloc_shash(driver, type, mask, &stfm, &desc);
1839 tsgl = kmalloc(sizeof(*tsgl), GFP_KERNEL);
1840 if (!tsgl || init_test_sglist(tsgl) != 0) {
1841 pr_err("alg: hash: failed to allocate test buffers for %s\n",
1849 statesize = crypto_ahash_statesize(atfm);
1851 statesize = max(statesize, crypto_shash_statesize(stfm));
1852 hashstate = kmalloc(statesize + TESTMGR_POISON_LEN, GFP_KERNEL);
1854 pr_err("alg: hash: failed to allocate hash state buffer for %s\n",
1860 for (i = 0; i < num_vecs; i++) {
1861 err = test_hash_vec(driver, &vecs[i], i, req, desc, tsgl,
1867 err = test_hash_vs_generic_impl(driver, generic_driver, maxkeysize, req,
1868 desc, tsgl, hashstate);
1872 destroy_test_sglist(tsgl);
1876 crypto_free_shash(stfm);
1877 ahash_request_free(req);
1878 crypto_free_ahash(atfm);
1882 static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
1885 const struct hash_testvec *template = desc->suite.hash.vecs;
1886 unsigned int tcount = desc->suite.hash.count;
1887 unsigned int nr_unkeyed, nr_keyed;
1888 unsigned int maxkeysize = 0;
1892 * For OPTIONAL_KEY algorithms, we have to do all the unkeyed tests
1893 * first, before setting a key on the tfm. To make this easier, we
1894 * require that the unkeyed test vectors (if any) are listed first.
1897 for (nr_unkeyed = 0; nr_unkeyed < tcount; nr_unkeyed++) {
1898 if (template[nr_unkeyed].ksize)
1901 for (nr_keyed = 0; nr_unkeyed + nr_keyed < tcount; nr_keyed++) {
1902 if (!template[nr_unkeyed + nr_keyed].ksize) {
1903 pr_err("alg: hash: test vectors for %s out of order, "
1904 "unkeyed ones must come first\n", desc->alg);
1907 maxkeysize = max_t(unsigned int, maxkeysize,
1908 template[nr_unkeyed + nr_keyed].ksize);
1913 err = __alg_test_hash(template, nr_unkeyed, driver, type, mask,
1914 desc->generic_driver, maxkeysize);
1915 template += nr_unkeyed;
1918 if (!err && nr_keyed)
1919 err = __alg_test_hash(template, nr_keyed, driver, type, mask,
1920 desc->generic_driver, maxkeysize);
1925 static int test_aead_vec_cfg(const char *driver, int enc,
1926 const struct aead_testvec *vec,
1927 const char *vec_name,
1928 const struct testvec_config *cfg,
1929 struct aead_request *req,
1930 struct cipher_test_sglists *tsgls)
1932 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
1933 const unsigned int alignmask = crypto_aead_alignmask(tfm);
1934 const unsigned int ivsize = crypto_aead_ivsize(tfm);
1935 const unsigned int authsize = vec->clen - vec->plen;
1936 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1937 const char *op = enc ? "encryption" : "decryption";
1938 DECLARE_CRYPTO_WAIT(wait);
1939 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
1940 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
1942 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
1943 struct kvec input[2];
1948 crypto_aead_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
1950 crypto_aead_clear_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
1952 err = do_setkey(crypto_aead_setkey, tfm, vec->key, vec->klen,
1954 if (err && err != vec->setkey_error) {
1955 pr_err("alg: aead: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1956 driver, vec_name, vec->setkey_error, err,
1957 crypto_aead_get_flags(tfm));
1960 if (!err && vec->setkey_error) {
1961 pr_err("alg: aead: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1962 driver, vec_name, vec->setkey_error);
1966 /* Set the authentication tag size */
1967 err = crypto_aead_setauthsize(tfm, authsize);
1968 if (err && err != vec->setauthsize_error) {
1969 pr_err("alg: aead: %s setauthsize failed on test vector %s; expected_error=%d, actual_error=%d\n",
1970 driver, vec_name, vec->setauthsize_error, err);
1973 if (!err && vec->setauthsize_error) {
1974 pr_err("alg: aead: %s setauthsize unexpectedly succeeded on test vector %s; expected_error=%d\n",
1975 driver, vec_name, vec->setauthsize_error);
1979 if (vec->setkey_error || vec->setauthsize_error)
1982 /* The IV must be copied to a buffer, as the algorithm may modify it */
1983 if (WARN_ON(ivsize > MAX_IVLEN))
1986 memcpy(iv, vec->iv, ivsize);
1988 memset(iv, 0, ivsize);
1990 /* Build the src/dst scatterlists */
1991 input[0].iov_base = (void *)vec->assoc;
1992 input[0].iov_len = vec->alen;
1993 input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
1994 input[1].iov_len = enc ? vec->plen : vec->clen;
1995 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
1996 vec->alen + (enc ? vec->plen :
1998 vec->alen + (enc ? vec->clen :
2002 pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2003 driver, op, vec_name, cfg->name);
2007 /* Do the actual encryption or decryption */
2008 testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
2009 aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
2010 aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2011 enc ? vec->plen : vec->clen, iv);
2012 aead_request_set_ad(req, vec->alen);
2014 crypto_disable_simd_for_test();
2015 err = enc ? crypto_aead_encrypt(req) : crypto_aead_decrypt(req);
2017 crypto_reenable_simd_for_test();
2018 err = crypto_wait_req(err, &wait);
2020 /* Check that the algorithm didn't overwrite things it shouldn't have */
2021 if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
2022 req->assoclen != vec->alen ||
2024 req->src != tsgls->src.sgl_ptr ||
2025 req->dst != tsgls->dst.sgl_ptr ||
2026 crypto_aead_reqtfm(req) != tfm ||
2027 req->base.complete != crypto_req_done ||
2028 req->base.flags != req_flags ||
2029 req->base.data != &wait) {
2030 pr_err("alg: aead: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2031 driver, op, vec_name, cfg->name);
2032 if (req->cryptlen != (enc ? vec->plen : vec->clen))
2033 pr_err("alg: aead: changed 'req->cryptlen'\n");
2034 if (req->assoclen != vec->alen)
2035 pr_err("alg: aead: changed 'req->assoclen'\n");
2037 pr_err("alg: aead: changed 'req->iv'\n");
2038 if (req->src != tsgls->src.sgl_ptr)
2039 pr_err("alg: aead: changed 'req->src'\n");
2040 if (req->dst != tsgls->dst.sgl_ptr)
2041 pr_err("alg: aead: changed 'req->dst'\n");
2042 if (crypto_aead_reqtfm(req) != tfm)
2043 pr_err("alg: aead: changed 'req->base.tfm'\n");
2044 if (req->base.complete != crypto_req_done)
2045 pr_err("alg: aead: changed 'req->base.complete'\n");
2046 if (req->base.flags != req_flags)
2047 pr_err("alg: aead: changed 'req->base.flags'\n");
2048 if (req->base.data != &wait)
2049 pr_err("alg: aead: changed 'req->base.data'\n");
2052 if (is_test_sglist_corrupted(&tsgls->src)) {
2053 pr_err("alg: aead: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2054 driver, op, vec_name, cfg->name);
2057 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2058 is_test_sglist_corrupted(&tsgls->dst)) {
2059 pr_err("alg: aead: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2060 driver, op, vec_name, cfg->name);
2064 /* Check for unexpected success or failure, or wrong error code */
2065 if ((err == 0 && vec->novrfy) ||
2066 (err != vec->crypt_error && !(err == -EBADMSG && vec->novrfy))) {
2067 char expected_error[32];
2070 vec->crypt_error != 0 && vec->crypt_error != -EBADMSG)
2071 sprintf(expected_error, "-EBADMSG or %d",
2073 else if (vec->novrfy)
2074 sprintf(expected_error, "-EBADMSG");
2076 sprintf(expected_error, "%d", vec->crypt_error);
2078 pr_err("alg: aead: %s %s failed on test vector %s; expected_error=%s, actual_error=%d, cfg=\"%s\"\n",
2079 driver, op, vec_name, expected_error, err,
2083 pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %s; expected_error=%s, cfg=\"%s\"\n",
2084 driver, op, vec_name, expected_error, cfg->name);
2087 if (err) /* Expectedly failed. */
2090 /* Check for the correct output (ciphertext or plaintext) */
2091 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2092 enc ? vec->clen : vec->plen,
2093 vec->alen, enc || !cfg->inplace);
2094 if (err == -EOVERFLOW) {
2095 pr_err("alg: aead: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2096 driver, op, vec_name, cfg->name);
2100 pr_err("alg: aead: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2101 driver, op, vec_name, cfg->name);
2108 static int test_aead_vec(const char *driver, int enc,
2109 const struct aead_testvec *vec, unsigned int vec_num,
2110 struct aead_request *req,
2111 struct cipher_test_sglists *tsgls)
2117 if (enc && vec->novrfy)
2120 sprintf(vec_name, "%u", vec_num);
2122 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2123 err = test_aead_vec_cfg(driver, enc, vec, vec_name,
2124 &default_cipher_testvec_configs[i],
2130 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2131 if (!noextratests) {
2132 struct testvec_config cfg;
2133 char cfgname[TESTVEC_CONFIG_NAMELEN];
2135 for (i = 0; i < fuzz_iterations; i++) {
2136 generate_random_testvec_config(&cfg, cfgname,
2138 err = test_aead_vec_cfg(driver, enc, vec, vec_name,
2149 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2151 struct aead_extra_tests_ctx {
2152 struct aead_request *req;
2153 struct crypto_aead *tfm;
2155 const struct alg_test_desc *test_desc;
2156 struct cipher_test_sglists *tsgls;
2157 unsigned int maxdatasize;
2158 unsigned int maxkeysize;
2160 struct aead_testvec vec;
2162 char cfgname[TESTVEC_CONFIG_NAMELEN];
2163 struct testvec_config cfg;
2167 * Make at least one random change to a (ciphertext, AAD) pair. "Ciphertext"
2168 * here means the full ciphertext including the authentication tag. The
2169 * authentication tag (and hence also the ciphertext) is assumed to be nonempty.
2171 static void mutate_aead_message(struct aead_testvec *vec, bool aad_iv,
2172 unsigned int ivsize)
2174 const unsigned int aad_tail_size = aad_iv ? ivsize : 0;
2175 const unsigned int authsize = vec->clen - vec->plen;
2177 if (prandom_u32() % 2 == 0 && vec->alen > aad_tail_size) {
2178 /* Mutate the AAD */
2179 flip_random_bit((u8 *)vec->assoc, vec->alen - aad_tail_size);
2180 if (prandom_u32() % 2 == 0)
2183 if (prandom_u32() % 2 == 0) {
2184 /* Mutate auth tag (assuming it's at the end of ciphertext) */
2185 flip_random_bit((u8 *)vec->ctext + vec->plen, authsize);
2187 /* Mutate any part of the ciphertext */
2188 flip_random_bit((u8 *)vec->ctext, vec->clen);
2193 * Minimum authentication tag size in bytes at which we assume that we can
2194 * reliably generate inauthentic messages, i.e. not generate an authentic
2195 * message by chance.
2197 #define MIN_COLLISION_FREE_AUTHSIZE 8
2199 static void generate_aead_message(struct aead_request *req,
2200 const struct aead_test_suite *suite,
2201 struct aead_testvec *vec,
2202 bool prefer_inauthentic)
2204 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2205 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2206 const unsigned int authsize = vec->clen - vec->plen;
2207 const bool inauthentic = (authsize >= MIN_COLLISION_FREE_AUTHSIZE) &&
2208 (prefer_inauthentic || prandom_u32() % 4 == 0);
2210 /* Generate the AAD. */
2211 generate_random_bytes((u8 *)vec->assoc, vec->alen);
2212 if (suite->aad_iv && vec->alen >= ivsize)
2213 /* Avoid implementation-defined behavior. */
2214 memcpy((u8 *)vec->assoc + vec->alen - ivsize, vec->iv, ivsize);
2216 if (inauthentic && prandom_u32() % 2 == 0) {
2217 /* Generate a random ciphertext. */
2218 generate_random_bytes((u8 *)vec->ctext, vec->clen);
2221 struct scatterlist src[2], dst;
2223 DECLARE_CRYPTO_WAIT(wait);
2225 /* Generate a random plaintext and encrypt it. */
2226 sg_init_table(src, 2);
2228 sg_set_buf(&src[i++], vec->assoc, vec->alen);
2230 generate_random_bytes((u8 *)vec->ptext, vec->plen);
2231 sg_set_buf(&src[i++], vec->ptext, vec->plen);
2233 sg_init_one(&dst, vec->ctext, vec->alen + vec->clen);
2234 memcpy(iv, vec->iv, ivsize);
2235 aead_request_set_callback(req, 0, crypto_req_done, &wait);
2236 aead_request_set_crypt(req, src, &dst, vec->plen, iv);
2237 aead_request_set_ad(req, vec->alen);
2238 vec->crypt_error = crypto_wait_req(crypto_aead_encrypt(req),
2240 /* If encryption failed, we're done. */
2241 if (vec->crypt_error != 0)
2243 memmove((u8 *)vec->ctext, vec->ctext + vec->alen, vec->clen);
2247 * Mutate the authentic (ciphertext, AAD) pair to get an
2250 mutate_aead_message(vec, suite->aad_iv, ivsize);
2253 if (suite->einval_allowed)
2254 vec->crypt_error = -EINVAL;
2258 * Generate an AEAD test vector 'vec' using the implementation specified by
2259 * 'req'. The buffers in 'vec' must already be allocated.
2261 * If 'prefer_inauthentic' is true, then this function will generate inauthentic
2262 * test vectors (i.e. vectors with 'vec->novrfy=1') more often.
2264 static void generate_random_aead_testvec(struct aead_request *req,
2265 struct aead_testvec *vec,
2266 const struct aead_test_suite *suite,
2267 unsigned int maxkeysize,
2268 unsigned int maxdatasize,
2269 char *name, size_t max_namelen,
2270 bool prefer_inauthentic)
2272 struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2273 const unsigned int ivsize = crypto_aead_ivsize(tfm);
2274 const unsigned int maxauthsize = crypto_aead_maxauthsize(tfm);
2275 unsigned int authsize;
2276 unsigned int total_len;
2278 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2279 vec->klen = maxkeysize;
2280 if (prandom_u32() % 4 == 0)
2281 vec->klen = prandom_u32() % (maxkeysize + 1);
2282 generate_random_bytes((u8 *)vec->key, vec->klen);
2283 vec->setkey_error = crypto_aead_setkey(tfm, vec->key, vec->klen);
2286 generate_random_bytes((u8 *)vec->iv, ivsize);
2288 /* Tag length: in [0, maxauthsize], but usually choose maxauthsize */
2289 authsize = maxauthsize;
2290 if (prandom_u32() % 4 == 0)
2291 authsize = prandom_u32() % (maxauthsize + 1);
2292 if (prefer_inauthentic && authsize < MIN_COLLISION_FREE_AUTHSIZE)
2293 authsize = MIN_COLLISION_FREE_AUTHSIZE;
2294 if (WARN_ON(authsize > maxdatasize))
2295 authsize = maxdatasize;
2296 maxdatasize -= authsize;
2297 vec->setauthsize_error = crypto_aead_setauthsize(tfm, authsize);
2299 /* AAD, plaintext, and ciphertext lengths */
2300 total_len = generate_random_length(maxdatasize);
2301 if (prandom_u32() % 4 == 0)
2304 vec->alen = generate_random_length(total_len);
2305 vec->plen = total_len - vec->alen;
2306 vec->clen = vec->plen + authsize;
2309 * Generate the AAD, plaintext, and ciphertext. Not applicable if the
2310 * key or the authentication tag size couldn't be set.
2313 vec->crypt_error = 0;
2314 if (vec->setkey_error == 0 && vec->setauthsize_error == 0)
2315 generate_aead_message(req, suite, vec, prefer_inauthentic);
2316 snprintf(name, max_namelen,
2317 "\"random: alen=%u plen=%u authsize=%u klen=%u novrfy=%d\"",
2318 vec->alen, vec->plen, authsize, vec->klen, vec->novrfy);
2321 static void try_to_generate_inauthentic_testvec(
2322 struct aead_extra_tests_ctx *ctx)
2326 for (i = 0; i < 10; i++) {
2327 generate_random_aead_testvec(ctx->req, &ctx->vec,
2328 &ctx->test_desc->suite.aead,
2329 ctx->maxkeysize, ctx->maxdatasize,
2331 sizeof(ctx->vec_name), true);
2332 if (ctx->vec.novrfy)
2338 * Generate inauthentic test vectors (i.e. ciphertext, AAD pairs that aren't the
2339 * result of an encryption with the key) and verify that decryption fails.
2341 static int test_aead_inauthentic_inputs(struct aead_extra_tests_ctx *ctx)
2346 for (i = 0; i < fuzz_iterations * 8; i++) {
2348 * Since this part of the tests isn't comparing the
2349 * implementation to another, there's no point in testing any
2350 * test vectors other than inauthentic ones (vec.novrfy=1) here.
2352 * If we're having trouble generating such a test vector, e.g.
2353 * if the algorithm keeps rejecting the generated keys, don't
2354 * retry forever; just continue on.
2356 try_to_generate_inauthentic_testvec(ctx);
2357 if (ctx->vec.novrfy) {
2358 generate_random_testvec_config(&ctx->cfg, ctx->cfgname,
2359 sizeof(ctx->cfgname));
2360 err = test_aead_vec_cfg(ctx->driver, DECRYPT, &ctx->vec,
2361 ctx->vec_name, &ctx->cfg,
2362 ctx->req, ctx->tsgls);
2372 * Test the AEAD algorithm against the corresponding generic implementation, if
2375 static int test_aead_vs_generic_impl(struct aead_extra_tests_ctx *ctx)
2377 struct crypto_aead *tfm = ctx->tfm;
2378 const char *algname = crypto_aead_alg(tfm)->base.cra_name;
2379 const char *driver = ctx->driver;
2380 const char *generic_driver = ctx->test_desc->generic_driver;
2381 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2382 struct crypto_aead *generic_tfm = NULL;
2383 struct aead_request *generic_req = NULL;
2387 if (!generic_driver) { /* Use default naming convention? */
2388 err = build_generic_driver_name(algname, _generic_driver);
2391 generic_driver = _generic_driver;
2394 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2397 generic_tfm = crypto_alloc_aead(generic_driver, 0, 0);
2398 if (IS_ERR(generic_tfm)) {
2399 err = PTR_ERR(generic_tfm);
2400 if (err == -ENOENT) {
2401 pr_warn("alg: aead: skipping comparison tests for %s because %s is unavailable\n",
2402 driver, generic_driver);
2405 pr_err("alg: aead: error allocating %s (generic impl of %s): %d\n",
2406 generic_driver, algname, err);
2410 generic_req = aead_request_alloc(generic_tfm, GFP_KERNEL);
2416 /* Check the algorithm properties for consistency. */
2418 if (crypto_aead_maxauthsize(tfm) !=
2419 crypto_aead_maxauthsize(generic_tfm)) {
2420 pr_err("alg: aead: maxauthsize for %s (%u) doesn't match generic impl (%u)\n",
2421 driver, crypto_aead_maxauthsize(tfm),
2422 crypto_aead_maxauthsize(generic_tfm));
2427 if (crypto_aead_ivsize(tfm) != crypto_aead_ivsize(generic_tfm)) {
2428 pr_err("alg: aead: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2429 driver, crypto_aead_ivsize(tfm),
2430 crypto_aead_ivsize(generic_tfm));
2435 if (crypto_aead_blocksize(tfm) != crypto_aead_blocksize(generic_tfm)) {
2436 pr_err("alg: aead: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2437 driver, crypto_aead_blocksize(tfm),
2438 crypto_aead_blocksize(generic_tfm));
2444 * Now generate test vectors using the generic implementation, and test
2445 * the other implementation against them.
2447 for (i = 0; i < fuzz_iterations * 8; i++) {
2448 generate_random_aead_testvec(generic_req, &ctx->vec,
2449 &ctx->test_desc->suite.aead,
2450 ctx->maxkeysize, ctx->maxdatasize,
2452 sizeof(ctx->vec_name), false);
2453 generate_random_testvec_config(&ctx->cfg, ctx->cfgname,
2454 sizeof(ctx->cfgname));
2455 if (!ctx->vec.novrfy) {
2456 err = test_aead_vec_cfg(driver, ENCRYPT, &ctx->vec,
2457 ctx->vec_name, &ctx->cfg,
2458 ctx->req, ctx->tsgls);
2462 if (ctx->vec.crypt_error == 0 || ctx->vec.novrfy) {
2463 err = test_aead_vec_cfg(driver, DECRYPT, &ctx->vec,
2464 ctx->vec_name, &ctx->cfg,
2465 ctx->req, ctx->tsgls);
2473 crypto_free_aead(generic_tfm);
2474 aead_request_free(generic_req);
2478 static int test_aead_extra(const char *driver,
2479 const struct alg_test_desc *test_desc,
2480 struct aead_request *req,
2481 struct cipher_test_sglists *tsgls)
2483 struct aead_extra_tests_ctx *ctx;
2490 ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
2494 ctx->tfm = crypto_aead_reqtfm(req);
2495 ctx->driver = driver;
2496 ctx->test_desc = test_desc;
2498 ctx->maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2499 ctx->maxkeysize = 0;
2500 for (i = 0; i < test_desc->suite.aead.count; i++)
2501 ctx->maxkeysize = max_t(unsigned int, ctx->maxkeysize,
2502 test_desc->suite.aead.vecs[i].klen);
2504 ctx->vec.key = kmalloc(ctx->maxkeysize, GFP_KERNEL);
2505 ctx->vec.iv = kmalloc(crypto_aead_ivsize(ctx->tfm), GFP_KERNEL);
2506 ctx->vec.assoc = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2507 ctx->vec.ptext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2508 ctx->vec.ctext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2509 if (!ctx->vec.key || !ctx->vec.iv || !ctx->vec.assoc ||
2510 !ctx->vec.ptext || !ctx->vec.ctext) {
2515 err = test_aead_vs_generic_impl(ctx);
2519 err = test_aead_inauthentic_inputs(ctx);
2521 kfree(ctx->vec.key);
2523 kfree(ctx->vec.assoc);
2524 kfree(ctx->vec.ptext);
2525 kfree(ctx->vec.ctext);
2529 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2530 static int test_aead_extra(const char *driver,
2531 const struct alg_test_desc *test_desc,
2532 struct aead_request *req,
2533 struct cipher_test_sglists *tsgls)
2537 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2539 static int test_aead(const char *driver, int enc,
2540 const struct aead_test_suite *suite,
2541 struct aead_request *req,
2542 struct cipher_test_sglists *tsgls)
2547 for (i = 0; i < suite->count; i++) {
2548 err = test_aead_vec(driver, enc, &suite->vecs[i], i, req,
2557 static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
2560 const struct aead_test_suite *suite = &desc->suite.aead;
2561 struct crypto_aead *tfm;
2562 struct aead_request *req = NULL;
2563 struct cipher_test_sglists *tsgls = NULL;
2566 if (suite->count <= 0) {
2567 pr_err("alg: aead: empty test suite for %s\n", driver);
2571 tfm = crypto_alloc_aead(driver, type, mask);
2573 pr_err("alg: aead: failed to allocate transform for %s: %ld\n",
2574 driver, PTR_ERR(tfm));
2575 return PTR_ERR(tfm);
2578 req = aead_request_alloc(tfm, GFP_KERNEL);
2580 pr_err("alg: aead: failed to allocate request for %s\n",
2586 tsgls = alloc_cipher_test_sglists();
2588 pr_err("alg: aead: failed to allocate test buffers for %s\n",
2594 err = test_aead(driver, ENCRYPT, suite, req, tsgls);
2598 err = test_aead(driver, DECRYPT, suite, req, tsgls);
2602 err = test_aead_extra(driver, desc, req, tsgls);
2604 free_cipher_test_sglists(tsgls);
2605 aead_request_free(req);
2606 crypto_free_aead(tfm);
2610 static int test_cipher(struct crypto_cipher *tfm, int enc,
2611 const struct cipher_testvec *template,
2612 unsigned int tcount)
2614 const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
2615 unsigned int i, j, k;
2618 const char *input, *result;
2620 char *xbuf[XBUFSIZE];
2623 if (testmgr_alloc_buf(xbuf))
2632 for (i = 0; i < tcount; i++) {
2634 if (fips_enabled && template[i].fips_skip)
2637 input = enc ? template[i].ptext : template[i].ctext;
2638 result = enc ? template[i].ctext : template[i].ptext;
2642 if (WARN_ON(template[i].len > PAGE_SIZE))
2646 memcpy(data, input, template[i].len);
2648 crypto_cipher_clear_flags(tfm, ~0);
2650 crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2652 ret = crypto_cipher_setkey(tfm, template[i].key,
2655 if (ret == template[i].setkey_error)
2657 pr_err("alg: cipher: %s setkey failed on test vector %u; expected_error=%d, actual_error=%d, flags=%#x\n",
2658 algo, j, template[i].setkey_error, ret,
2659 crypto_cipher_get_flags(tfm));
2662 if (template[i].setkey_error) {
2663 pr_err("alg: cipher: %s setkey unexpectedly succeeded on test vector %u; expected_error=%d\n",
2664 algo, j, template[i].setkey_error);
2669 for (k = 0; k < template[i].len;
2670 k += crypto_cipher_blocksize(tfm)) {
2672 crypto_cipher_encrypt_one(tfm, data + k,
2675 crypto_cipher_decrypt_one(tfm, data + k,
2680 if (memcmp(q, result, template[i].len)) {
2681 printk(KERN_ERR "alg: cipher: Test %d failed "
2682 "on %s for %s\n", j, e, algo);
2683 hexdump(q, template[i].len);
2692 testmgr_free_buf(xbuf);
2697 static int test_skcipher_vec_cfg(const char *driver, int enc,
2698 const struct cipher_testvec *vec,
2699 const char *vec_name,
2700 const struct testvec_config *cfg,
2701 struct skcipher_request *req,
2702 struct cipher_test_sglists *tsgls)
2704 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2705 const unsigned int alignmask = crypto_skcipher_alignmask(tfm);
2706 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2707 const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2708 const char *op = enc ? "encryption" : "decryption";
2709 DECLARE_CRYPTO_WAIT(wait);
2710 u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2711 u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2713 (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2719 crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2721 crypto_skcipher_clear_flags(tfm,
2722 CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2723 err = do_setkey(crypto_skcipher_setkey, tfm, vec->key, vec->klen,
2726 if (err == vec->setkey_error)
2728 pr_err("alg: skcipher: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2729 driver, vec_name, vec->setkey_error, err,
2730 crypto_skcipher_get_flags(tfm));
2733 if (vec->setkey_error) {
2734 pr_err("alg: skcipher: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2735 driver, vec_name, vec->setkey_error);
2739 /* The IV must be copied to a buffer, as the algorithm may modify it */
2741 if (WARN_ON(ivsize > MAX_IVLEN))
2743 if (vec->generates_iv && !enc)
2744 memcpy(iv, vec->iv_out, ivsize);
2746 memcpy(iv, vec->iv, ivsize);
2748 memset(iv, 0, ivsize);
2750 if (vec->generates_iv) {
2751 pr_err("alg: skcipher: %s has ivsize=0 but test vector %s generates IV!\n",
2758 /* Build the src/dst scatterlists */
2759 input.iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2760 input.iov_len = vec->len;
2761 err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2762 vec->len, vec->len, &input, 1);
2764 pr_err("alg: skcipher: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2765 driver, op, vec_name, cfg->name);
2769 /* Do the actual encryption or decryption */
2770 testmgr_poison(req->__ctx, crypto_skcipher_reqsize(tfm));
2771 skcipher_request_set_callback(req, req_flags, crypto_req_done, &wait);
2772 skcipher_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2775 crypto_disable_simd_for_test();
2776 err = enc ? crypto_skcipher_encrypt(req) : crypto_skcipher_decrypt(req);
2778 crypto_reenable_simd_for_test();
2779 err = crypto_wait_req(err, &wait);
2781 /* Check that the algorithm didn't overwrite things it shouldn't have */
2782 if (req->cryptlen != vec->len ||
2784 req->src != tsgls->src.sgl_ptr ||
2785 req->dst != tsgls->dst.sgl_ptr ||
2786 crypto_skcipher_reqtfm(req) != tfm ||
2787 req->base.complete != crypto_req_done ||
2788 req->base.flags != req_flags ||
2789 req->base.data != &wait) {
2790 pr_err("alg: skcipher: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2791 driver, op, vec_name, cfg->name);
2792 if (req->cryptlen != vec->len)
2793 pr_err("alg: skcipher: changed 'req->cryptlen'\n");
2795 pr_err("alg: skcipher: changed 'req->iv'\n");
2796 if (req->src != tsgls->src.sgl_ptr)
2797 pr_err("alg: skcipher: changed 'req->src'\n");
2798 if (req->dst != tsgls->dst.sgl_ptr)
2799 pr_err("alg: skcipher: changed 'req->dst'\n");
2800 if (crypto_skcipher_reqtfm(req) != tfm)
2801 pr_err("alg: skcipher: changed 'req->base.tfm'\n");
2802 if (req->base.complete != crypto_req_done)
2803 pr_err("alg: skcipher: changed 'req->base.complete'\n");
2804 if (req->base.flags != req_flags)
2805 pr_err("alg: skcipher: changed 'req->base.flags'\n");
2806 if (req->base.data != &wait)
2807 pr_err("alg: skcipher: changed 'req->base.data'\n");
2810 if (is_test_sglist_corrupted(&tsgls->src)) {
2811 pr_err("alg: skcipher: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2812 driver, op, vec_name, cfg->name);
2815 if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2816 is_test_sglist_corrupted(&tsgls->dst)) {
2817 pr_err("alg: skcipher: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2818 driver, op, vec_name, cfg->name);
2822 /* Check for success or failure */
2824 if (err == vec->crypt_error)
2826 pr_err("alg: skcipher: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
2827 driver, op, vec_name, vec->crypt_error, err, cfg->name);
2830 if (vec->crypt_error) {
2831 pr_err("alg: skcipher: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
2832 driver, op, vec_name, vec->crypt_error, cfg->name);
2836 /* Check for the correct output (ciphertext or plaintext) */
2837 err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2839 if (err == -EOVERFLOW) {
2840 pr_err("alg: skcipher: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2841 driver, op, vec_name, cfg->name);
2845 pr_err("alg: skcipher: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2846 driver, op, vec_name, cfg->name);
2850 /* If applicable, check that the algorithm generated the correct IV */
2851 if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) {
2852 pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %s, cfg=\"%s\"\n",
2853 driver, op, vec_name, cfg->name);
2854 hexdump(iv, ivsize);
2861 static int test_skcipher_vec(const char *driver, int enc,
2862 const struct cipher_testvec *vec,
2863 unsigned int vec_num,
2864 struct skcipher_request *req,
2865 struct cipher_test_sglists *tsgls)
2871 if (fips_enabled && vec->fips_skip)
2874 sprintf(vec_name, "%u", vec_num);
2876 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2877 err = test_skcipher_vec_cfg(driver, enc, vec, vec_name,
2878 &default_cipher_testvec_configs[i],
2884 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2885 if (!noextratests) {
2886 struct testvec_config cfg;
2887 char cfgname[TESTVEC_CONFIG_NAMELEN];
2889 for (i = 0; i < fuzz_iterations; i++) {
2890 generate_random_testvec_config(&cfg, cfgname,
2892 err = test_skcipher_vec_cfg(driver, enc, vec, vec_name,
2903 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2905 * Generate a symmetric cipher test vector from the given implementation.
2906 * Assumes the buffers in 'vec' were already allocated.
2908 static void generate_random_cipher_testvec(struct skcipher_request *req,
2909 struct cipher_testvec *vec,
2910 unsigned int maxdatasize,
2911 char *name, size_t max_namelen)
2913 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2914 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
2915 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2916 struct scatterlist src, dst;
2918 DECLARE_CRYPTO_WAIT(wait);
2920 /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2921 vec->klen = maxkeysize;
2922 if (prandom_u32() % 4 == 0)
2923 vec->klen = prandom_u32() % (maxkeysize + 1);
2924 generate_random_bytes((u8 *)vec->key, vec->klen);
2925 vec->setkey_error = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
2928 generate_random_bytes((u8 *)vec->iv, ivsize);
2931 vec->len = generate_random_length(maxdatasize);
2932 generate_random_bytes((u8 *)vec->ptext, vec->len);
2934 /* If the key couldn't be set, no need to continue to encrypt. */
2935 if (vec->setkey_error)
2939 sg_init_one(&src, vec->ptext, vec->len);
2940 sg_init_one(&dst, vec->ctext, vec->len);
2941 memcpy(iv, vec->iv, ivsize);
2942 skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
2943 skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
2944 vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
2945 if (vec->crypt_error != 0) {
2947 * The only acceptable error here is for an invalid length, so
2948 * skcipher decryption should fail with the same error too.
2949 * We'll test for this. But to keep the API usage well-defined,
2950 * explicitly initialize the ciphertext buffer too.
2952 memset((u8 *)vec->ctext, 0, vec->len);
2955 snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
2956 vec->len, vec->klen);
2960 * Test the skcipher algorithm represented by @req against the corresponding
2961 * generic implementation, if one is available.
2963 static int test_skcipher_vs_generic_impl(const char *driver,
2964 const char *generic_driver,
2965 struct skcipher_request *req,
2966 struct cipher_test_sglists *tsgls)
2968 struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2969 const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
2970 const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2971 const unsigned int blocksize = crypto_skcipher_blocksize(tfm);
2972 const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2973 const char *algname = crypto_skcipher_alg(tfm)->base.cra_name;
2974 char _generic_driver[CRYPTO_MAX_ALG_NAME];
2975 struct crypto_skcipher *generic_tfm = NULL;
2976 struct skcipher_request *generic_req = NULL;
2978 struct cipher_testvec vec = { 0 };
2980 struct testvec_config *cfg;
2981 char cfgname[TESTVEC_CONFIG_NAMELEN];
2987 /* Keywrap isn't supported here yet as it handles its IV differently. */
2988 if (strncmp(algname, "kw(", 3) == 0)
2991 if (!generic_driver) { /* Use default naming convention? */
2992 err = build_generic_driver_name(algname, _generic_driver);
2995 generic_driver = _generic_driver;
2998 if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
3001 generic_tfm = crypto_alloc_skcipher(generic_driver, 0, 0);
3002 if (IS_ERR(generic_tfm)) {
3003 err = PTR_ERR(generic_tfm);
3004 if (err == -ENOENT) {
3005 pr_warn("alg: skcipher: skipping comparison tests for %s because %s is unavailable\n",
3006 driver, generic_driver);
3009 pr_err("alg: skcipher: error allocating %s (generic impl of %s): %d\n",
3010 generic_driver, algname, err);
3014 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
3020 generic_req = skcipher_request_alloc(generic_tfm, GFP_KERNEL);
3026 /* Check the algorithm properties for consistency. */
3028 if (crypto_skcipher_min_keysize(tfm) !=
3029 crypto_skcipher_min_keysize(generic_tfm)) {
3030 pr_err("alg: skcipher: min keysize for %s (%u) doesn't match generic impl (%u)\n",
3031 driver, crypto_skcipher_min_keysize(tfm),
3032 crypto_skcipher_min_keysize(generic_tfm));
3037 if (maxkeysize != crypto_skcipher_max_keysize(generic_tfm)) {
3038 pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
3040 crypto_skcipher_max_keysize(generic_tfm));
3045 if (ivsize != crypto_skcipher_ivsize(generic_tfm)) {
3046 pr_err("alg: skcipher: ivsize for %s (%u) doesn't match generic impl (%u)\n",
3047 driver, ivsize, crypto_skcipher_ivsize(generic_tfm));
3052 if (blocksize != crypto_skcipher_blocksize(generic_tfm)) {
3053 pr_err("alg: skcipher: blocksize for %s (%u) doesn't match generic impl (%u)\n",
3055 crypto_skcipher_blocksize(generic_tfm));
3061 * Now generate test vectors using the generic implementation, and test
3062 * the other implementation against them.
3065 vec.key = kmalloc(maxkeysize, GFP_KERNEL);
3066 vec.iv = kmalloc(ivsize, GFP_KERNEL);
3067 vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
3068 vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
3069 if (!vec.key || !vec.iv || !vec.ptext || !vec.ctext) {
3074 for (i = 0; i < fuzz_iterations * 8; i++) {
3075 generate_random_cipher_testvec(generic_req, &vec, maxdatasize,
3076 vec_name, sizeof(vec_name));
3077 generate_random_testvec_config(cfg, cfgname, sizeof(cfgname));
3079 err = test_skcipher_vec_cfg(driver, ENCRYPT, &vec, vec_name,
3083 err = test_skcipher_vec_cfg(driver, DECRYPT, &vec, vec_name,
3096 crypto_free_skcipher(generic_tfm);
3097 skcipher_request_free(generic_req);
3100 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3101 static int test_skcipher_vs_generic_impl(const char *driver,
3102 const char *generic_driver,
3103 struct skcipher_request *req,
3104 struct cipher_test_sglists *tsgls)
3108 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3110 static int test_skcipher(const char *driver, int enc,
3111 const struct cipher_test_suite *suite,
3112 struct skcipher_request *req,
3113 struct cipher_test_sglists *tsgls)
3118 for (i = 0; i < suite->count; i++) {
3119 err = test_skcipher_vec(driver, enc, &suite->vecs[i], i, req,
3128 static int alg_test_skcipher(const struct alg_test_desc *desc,
3129 const char *driver, u32 type, u32 mask)
3131 const struct cipher_test_suite *suite = &desc->suite.cipher;
3132 struct crypto_skcipher *tfm;
3133 struct skcipher_request *req = NULL;
3134 struct cipher_test_sglists *tsgls = NULL;
3137 if (suite->count <= 0) {
3138 pr_err("alg: skcipher: empty test suite for %s\n", driver);
3142 tfm = crypto_alloc_skcipher(driver, type, mask);
3144 pr_err("alg: skcipher: failed to allocate transform for %s: %ld\n",
3145 driver, PTR_ERR(tfm));
3146 return PTR_ERR(tfm);
3149 req = skcipher_request_alloc(tfm, GFP_KERNEL);
3151 pr_err("alg: skcipher: failed to allocate request for %s\n",
3157 tsgls = alloc_cipher_test_sglists();
3159 pr_err("alg: skcipher: failed to allocate test buffers for %s\n",
3165 err = test_skcipher(driver, ENCRYPT, suite, req, tsgls);
3169 err = test_skcipher(driver, DECRYPT, suite, req, tsgls);
3173 err = test_skcipher_vs_generic_impl(driver, desc->generic_driver, req,
3176 free_cipher_test_sglists(tsgls);
3177 skcipher_request_free(req);
3178 crypto_free_skcipher(tfm);
3182 static int test_comp(struct crypto_comp *tfm,
3183 const struct comp_testvec *ctemplate,
3184 const struct comp_testvec *dtemplate,
3185 int ctcount, int dtcount)
3187 const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
3188 char *output, *decomp_output;
3192 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3196 decomp_output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3197 if (!decomp_output) {
3202 for (i = 0; i < ctcount; i++) {
3204 unsigned int dlen = COMP_BUF_SIZE;
3206 memset(output, 0, COMP_BUF_SIZE);
3207 memset(decomp_output, 0, COMP_BUF_SIZE);
3209 ilen = ctemplate[i].inlen;
3210 ret = crypto_comp_compress(tfm, ctemplate[i].input,
3211 ilen, output, &dlen);
3213 printk(KERN_ERR "alg: comp: compression failed "
3214 "on test %d for %s: ret=%d\n", i + 1, algo,
3220 dlen = COMP_BUF_SIZE;
3221 ret = crypto_comp_decompress(tfm, output,
3222 ilen, decomp_output, &dlen);
3224 pr_err("alg: comp: compression failed: decompress: on test %d for %s failed: ret=%d\n",
3229 if (dlen != ctemplate[i].inlen) {
3230 printk(KERN_ERR "alg: comp: Compression test %d "
3231 "failed for %s: output len = %d\n", i + 1, algo,
3237 if (memcmp(decomp_output, ctemplate[i].input,
3238 ctemplate[i].inlen)) {
3239 pr_err("alg: comp: compression failed: output differs: on test %d for %s\n",
3241 hexdump(decomp_output, dlen);
3247 for (i = 0; i < dtcount; i++) {
3249 unsigned int dlen = COMP_BUF_SIZE;
3251 memset(decomp_output, 0, COMP_BUF_SIZE);
3253 ilen = dtemplate[i].inlen;
3254 ret = crypto_comp_decompress(tfm, dtemplate[i].input,
3255 ilen, decomp_output, &dlen);
3257 printk(KERN_ERR "alg: comp: decompression failed "
3258 "on test %d for %s: ret=%d\n", i + 1, algo,
3263 if (dlen != dtemplate[i].outlen) {
3264 printk(KERN_ERR "alg: comp: Decompression test %d "
3265 "failed for %s: output len = %d\n", i + 1, algo,
3271 if (memcmp(decomp_output, dtemplate[i].output, dlen)) {
3272 printk(KERN_ERR "alg: comp: Decompression test %d "
3273 "failed for %s\n", i + 1, algo);
3274 hexdump(decomp_output, dlen);
3283 kfree(decomp_output);
3288 static int test_acomp(struct crypto_acomp *tfm,
3289 const struct comp_testvec *ctemplate,
3290 const struct comp_testvec *dtemplate,
3291 int ctcount, int dtcount)
3293 const char *algo = crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm));
3295 char *output, *decomp_out;
3297 struct scatterlist src, dst;
3298 struct acomp_req *req;
3299 struct crypto_wait wait;
3301 output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3305 decomp_out = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3311 for (i = 0; i < ctcount; i++) {
3312 unsigned int dlen = COMP_BUF_SIZE;
3313 int ilen = ctemplate[i].inlen;
3316 input_vec = kmemdup(ctemplate[i].input, ilen, GFP_KERNEL);
3322 memset(output, 0, dlen);
3323 crypto_init_wait(&wait);
3324 sg_init_one(&src, input_vec, ilen);
3325 sg_init_one(&dst, output, dlen);
3327 req = acomp_request_alloc(tfm);
3329 pr_err("alg: acomp: request alloc failed for %s\n",
3336 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3337 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3338 crypto_req_done, &wait);
3340 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3342 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3345 acomp_request_free(req);
3350 dlen = COMP_BUF_SIZE;
3351 sg_init_one(&src, output, ilen);
3352 sg_init_one(&dst, decomp_out, dlen);
3353 crypto_init_wait(&wait);
3354 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3356 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3358 pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3361 acomp_request_free(req);
3365 if (req->dlen != ctemplate[i].inlen) {
3366 pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
3367 i + 1, algo, req->dlen);
3370 acomp_request_free(req);
3374 if (memcmp(input_vec, decomp_out, req->dlen)) {
3375 pr_err("alg: acomp: Compression test %d failed for %s\n",
3377 hexdump(output, req->dlen);
3380 acomp_request_free(req);
3385 acomp_request_free(req);
3388 for (i = 0; i < dtcount; i++) {
3389 unsigned int dlen = COMP_BUF_SIZE;
3390 int ilen = dtemplate[i].inlen;
3393 input_vec = kmemdup(dtemplate[i].input, ilen, GFP_KERNEL);
3399 memset(output, 0, dlen);
3400 crypto_init_wait(&wait);
3401 sg_init_one(&src, input_vec, ilen);
3402 sg_init_one(&dst, output, dlen);
3404 req = acomp_request_alloc(tfm);
3406 pr_err("alg: acomp: request alloc failed for %s\n",
3413 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3414 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3415 crypto_req_done, &wait);
3417 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3419 pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
3422 acomp_request_free(req);
3426 if (req->dlen != dtemplate[i].outlen) {
3427 pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
3428 i + 1, algo, req->dlen);
3431 acomp_request_free(req);
3435 if (memcmp(output, dtemplate[i].output, req->dlen)) {
3436 pr_err("alg: acomp: Decompression test %d failed for %s\n",
3438 hexdump(output, req->dlen);
3441 acomp_request_free(req);
3446 acomp_request_free(req);
3457 static int test_cprng(struct crypto_rng *tfm,
3458 const struct cprng_testvec *template,
3459 unsigned int tcount)
3461 const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
3462 int err = 0, i, j, seedsize;
3466 seedsize = crypto_rng_seedsize(tfm);
3468 seed = kmalloc(seedsize, GFP_KERNEL);
3470 printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
3475 for (i = 0; i < tcount; i++) {
3476 memset(result, 0, 32);
3478 memcpy(seed, template[i].v, template[i].vlen);
3479 memcpy(seed + template[i].vlen, template[i].key,
3481 memcpy(seed + template[i].vlen + template[i].klen,
3482 template[i].dt, template[i].dtlen);
3484 err = crypto_rng_reset(tfm, seed, seedsize);
3486 printk(KERN_ERR "alg: cprng: Failed to reset rng "
3491 for (j = 0; j < template[i].loops; j++) {
3492 err = crypto_rng_get_bytes(tfm, result,
3495 printk(KERN_ERR "alg: cprng: Failed to obtain "
3496 "the correct amount of random data for "
3497 "%s (requested %d)\n", algo,
3503 err = memcmp(result, template[i].result,
3506 printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
3508 hexdump(result, template[i].rlen);
3519 static int alg_test_cipher(const struct alg_test_desc *desc,
3520 const char *driver, u32 type, u32 mask)
3522 const struct cipher_test_suite *suite = &desc->suite.cipher;
3523 struct crypto_cipher *tfm;
3526 tfm = crypto_alloc_cipher(driver, type, mask);
3528 printk(KERN_ERR "alg: cipher: Failed to load transform for "
3529 "%s: %ld\n", driver, PTR_ERR(tfm));
3530 return PTR_ERR(tfm);
3533 err = test_cipher(tfm, ENCRYPT, suite->vecs, suite->count);
3535 err = test_cipher(tfm, DECRYPT, suite->vecs, suite->count);
3537 crypto_free_cipher(tfm);
3541 static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
3544 struct crypto_comp *comp;
3545 struct crypto_acomp *acomp;
3547 u32 algo_type = type & CRYPTO_ALG_TYPE_ACOMPRESS_MASK;
3549 if (algo_type == CRYPTO_ALG_TYPE_ACOMPRESS) {
3550 acomp = crypto_alloc_acomp(driver, type, mask);
3551 if (IS_ERR(acomp)) {
3552 pr_err("alg: acomp: Failed to load transform for %s: %ld\n",
3553 driver, PTR_ERR(acomp));
3554 return PTR_ERR(acomp);
3556 err = test_acomp(acomp, desc->suite.comp.comp.vecs,
3557 desc->suite.comp.decomp.vecs,
3558 desc->suite.comp.comp.count,
3559 desc->suite.comp.decomp.count);
3560 crypto_free_acomp(acomp);
3562 comp = crypto_alloc_comp(driver, type, mask);
3564 pr_err("alg: comp: Failed to load transform for %s: %ld\n",
3565 driver, PTR_ERR(comp));
3566 return PTR_ERR(comp);
3569 err = test_comp(comp, desc->suite.comp.comp.vecs,
3570 desc->suite.comp.decomp.vecs,
3571 desc->suite.comp.comp.count,
3572 desc->suite.comp.decomp.count);
3574 crypto_free_comp(comp);
3579 static int alg_test_crc32c(const struct alg_test_desc *desc,
3580 const char *driver, u32 type, u32 mask)
3582 struct crypto_shash *tfm;
3586 err = alg_test_hash(desc, driver, type, mask);
3590 tfm = crypto_alloc_shash(driver, type, mask);
3592 if (PTR_ERR(tfm) == -ENOENT) {
3594 * This crc32c implementation is only available through
3595 * ahash API, not the shash API, so the remaining part
3596 * of the test is not applicable to it.
3600 printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
3601 "%ld\n", driver, PTR_ERR(tfm));
3602 return PTR_ERR(tfm);
3606 SHASH_DESC_ON_STACK(shash, tfm);
3607 u32 *ctx = (u32 *)shash_desc_ctx(shash);
3612 err = crypto_shash_final(shash, (u8 *)&val);
3614 printk(KERN_ERR "alg: crc32c: Operation failed for "
3615 "%s: %d\n", driver, err);
3619 if (val != cpu_to_le32(~420553207)) {
3620 pr_err("alg: crc32c: Test failed for %s: %u\n",
3621 driver, le32_to_cpu(val));
3626 crypto_free_shash(tfm);
3631 static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
3634 struct crypto_rng *rng;
3637 rng = crypto_alloc_rng(driver, type, mask);
3639 printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
3640 "%ld\n", driver, PTR_ERR(rng));
3641 return PTR_ERR(rng);
3644 err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
3646 crypto_free_rng(rng);
3652 static int drbg_cavs_test(const struct drbg_testvec *test, int pr,
3653 const char *driver, u32 type, u32 mask)
3656 struct crypto_rng *drng;
3657 struct drbg_test_data test_data;
3658 struct drbg_string addtl, pers, testentropy;
3659 unsigned char *buf = kzalloc(test->expectedlen, GFP_KERNEL);
3664 drng = crypto_alloc_rng(driver, type, mask);
3666 printk(KERN_ERR "alg: drbg: could not allocate DRNG handle for "
3668 kfree_sensitive(buf);
3672 test_data.testentropy = &testentropy;
3673 drbg_string_fill(&testentropy, test->entropy, test->entropylen);
3674 drbg_string_fill(&pers, test->pers, test->perslen);
3675 ret = crypto_drbg_reset_test(drng, &pers, &test_data);
3677 printk(KERN_ERR "alg: drbg: Failed to reset rng\n");
3681 drbg_string_fill(&addtl, test->addtla, test->addtllen);
3683 drbg_string_fill(&testentropy, test->entpra, test->entprlen);
3684 ret = crypto_drbg_get_bytes_addtl_test(drng,
3685 buf, test->expectedlen, &addtl, &test_data);
3687 ret = crypto_drbg_get_bytes_addtl(drng,
3688 buf, test->expectedlen, &addtl);
3691 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3692 "driver %s\n", driver);
3696 drbg_string_fill(&addtl, test->addtlb, test->addtllen);
3698 drbg_string_fill(&testentropy, test->entprb, test->entprlen);
3699 ret = crypto_drbg_get_bytes_addtl_test(drng,
3700 buf, test->expectedlen, &addtl, &test_data);
3702 ret = crypto_drbg_get_bytes_addtl(drng,
3703 buf, test->expectedlen, &addtl);
3706 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3707 "driver %s\n", driver);
3711 ret = memcmp(test->expected, buf, test->expectedlen);
3714 crypto_free_rng(drng);
3715 kfree_sensitive(buf);
3720 static int alg_test_drbg(const struct alg_test_desc *desc, const char *driver,
3726 const struct drbg_testvec *template = desc->suite.drbg.vecs;
3727 unsigned int tcount = desc->suite.drbg.count;
3729 if (0 == memcmp(driver, "drbg_pr_", 8))
3732 for (i = 0; i < tcount; i++) {
3733 err = drbg_cavs_test(&template[i], pr, driver, type, mask);
3735 printk(KERN_ERR "alg: drbg: Test %d failed for %s\n",
3745 static int do_test_kpp(struct crypto_kpp *tfm, const struct kpp_testvec *vec,
3748 struct kpp_request *req;
3749 void *input_buf = NULL;
3750 void *output_buf = NULL;
3751 void *a_public = NULL;
3753 void *shared_secret = NULL;
3754 struct crypto_wait wait;
3755 unsigned int out_len_max;
3757 struct scatterlist src, dst;
3759 req = kpp_request_alloc(tfm, GFP_KERNEL);
3763 crypto_init_wait(&wait);
3765 err = crypto_kpp_set_secret(tfm, vec->secret, vec->secret_size);
3769 out_len_max = crypto_kpp_maxsize(tfm);
3770 output_buf = kzalloc(out_len_max, GFP_KERNEL);
3776 /* Use appropriate parameter as base */
3777 kpp_request_set_input(req, NULL, 0);
3778 sg_init_one(&dst, output_buf, out_len_max);
3779 kpp_request_set_output(req, &dst, out_len_max);
3780 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3781 crypto_req_done, &wait);
3783 /* Compute party A's public key */
3784 err = crypto_wait_req(crypto_kpp_generate_public_key(req), &wait);
3786 pr_err("alg: %s: Party A: generate public key test failed. err %d\n",
3792 /* Save party A's public key */
3793 a_public = kmemdup(sg_virt(req->dst), out_len_max, GFP_KERNEL);
3799 /* Verify calculated public key */
3800 if (memcmp(vec->expected_a_public, sg_virt(req->dst),
3801 vec->expected_a_public_size)) {
3802 pr_err("alg: %s: Party A: generate public key test failed. Invalid output\n",
3809 /* Calculate shared secret key by using counter part (b) public key. */
3810 input_buf = kmemdup(vec->b_public, vec->b_public_size, GFP_KERNEL);
3816 sg_init_one(&src, input_buf, vec->b_public_size);
3817 sg_init_one(&dst, output_buf, out_len_max);
3818 kpp_request_set_input(req, &src, vec->b_public_size);
3819 kpp_request_set_output(req, &dst, out_len_max);
3820 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3821 crypto_req_done, &wait);
3822 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req), &wait);
3824 pr_err("alg: %s: Party A: compute shared secret test failed. err %d\n",
3830 /* Save the shared secret obtained by party A */
3831 a_ss = kmemdup(sg_virt(req->dst), vec->expected_ss_size, GFP_KERNEL);
3838 * Calculate party B's shared secret by using party A's
3841 err = crypto_kpp_set_secret(tfm, vec->b_secret,
3842 vec->b_secret_size);
3846 sg_init_one(&src, a_public, vec->expected_a_public_size);
3847 sg_init_one(&dst, output_buf, out_len_max);
3848 kpp_request_set_input(req, &src, vec->expected_a_public_size);
3849 kpp_request_set_output(req, &dst, out_len_max);
3850 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3851 crypto_req_done, &wait);
3852 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req),
3855 pr_err("alg: %s: Party B: compute shared secret failed. err %d\n",
3860 shared_secret = a_ss;
3862 shared_secret = (void *)vec->expected_ss;
3866 * verify shared secret from which the user will derive
3867 * secret key by executing whatever hash it has chosen
3869 if (memcmp(shared_secret, sg_virt(req->dst),
3870 vec->expected_ss_size)) {
3871 pr_err("alg: %s: compute shared secret test failed. Invalid output\n",
3883 kpp_request_free(req);
3887 static int test_kpp(struct crypto_kpp *tfm, const char *alg,
3888 const struct kpp_testvec *vecs, unsigned int tcount)
3892 for (i = 0; i < tcount; i++) {
3893 ret = do_test_kpp(tfm, vecs++, alg);
3895 pr_err("alg: %s: test failed on vector %d, err=%d\n",
3903 static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
3906 struct crypto_kpp *tfm;
3909 tfm = crypto_alloc_kpp(driver, type, mask);
3911 pr_err("alg: kpp: Failed to load tfm for %s: %ld\n",
3912 driver, PTR_ERR(tfm));
3913 return PTR_ERR(tfm);
3915 if (desc->suite.kpp.vecs)
3916 err = test_kpp(tfm, desc->alg, desc->suite.kpp.vecs,
3917 desc->suite.kpp.count);
3919 crypto_free_kpp(tfm);
3923 static u8 *test_pack_u32(u8 *dst, u32 val)
3925 memcpy(dst, &val, sizeof(val));
3926 return dst + sizeof(val);
3929 static int test_akcipher_one(struct crypto_akcipher *tfm,
3930 const struct akcipher_testvec *vecs)
3932 char *xbuf[XBUFSIZE];
3933 struct akcipher_request *req;
3934 void *outbuf_enc = NULL;
3935 void *outbuf_dec = NULL;
3936 struct crypto_wait wait;
3937 unsigned int out_len_max, out_len = 0;
3939 struct scatterlist src, dst, src_tab[3];
3941 unsigned int m_size, c_size;
3945 if (testmgr_alloc_buf(xbuf))
3948 req = akcipher_request_alloc(tfm, GFP_KERNEL);
3952 crypto_init_wait(&wait);
3954 key = kmalloc(vecs->key_len + sizeof(u32) * 2 + vecs->param_len,
3958 memcpy(key, vecs->key, vecs->key_len);
3959 ptr = key + vecs->key_len;
3960 ptr = test_pack_u32(ptr, vecs->algo);
3961 ptr = test_pack_u32(ptr, vecs->param_len);
3962 memcpy(ptr, vecs->params, vecs->param_len);
3964 if (vecs->public_key_vec)
3965 err = crypto_akcipher_set_pub_key(tfm, key, vecs->key_len);
3967 err = crypto_akcipher_set_priv_key(tfm, key, vecs->key_len);
3972 * First run test which do not require a private key, such as
3973 * encrypt or verify.
3976 out_len_max = crypto_akcipher_maxsize(tfm);
3977 outbuf_enc = kzalloc(out_len_max, GFP_KERNEL);
3981 if (!vecs->siggen_sigver_test) {
3983 m_size = vecs->m_size;
3985 c_size = vecs->c_size;
3988 /* Swap args so we could keep plaintext (digest)
3989 * in vecs->m, and cooked signature in vecs->c.
3991 m = vecs->c; /* signature */
3992 m_size = vecs->c_size;
3993 c = vecs->m; /* digest */
3994 c_size = vecs->m_size;
3998 if (WARN_ON(m_size > PAGE_SIZE))
4000 memcpy(xbuf[0], m, m_size);
4002 sg_init_table(src_tab, 3);
4003 sg_set_buf(&src_tab[0], xbuf[0], 8);
4004 sg_set_buf(&src_tab[1], xbuf[0] + 8, m_size - 8);
4005 if (vecs->siggen_sigver_test) {
4006 if (WARN_ON(c_size > PAGE_SIZE))
4008 memcpy(xbuf[1], c, c_size);
4009 sg_set_buf(&src_tab[2], xbuf[1], c_size);
4010 akcipher_request_set_crypt(req, src_tab, NULL, m_size, c_size);
4012 sg_init_one(&dst, outbuf_enc, out_len_max);
4013 akcipher_request_set_crypt(req, src_tab, &dst, m_size,
4016 akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
4017 crypto_req_done, &wait);
4019 err = crypto_wait_req(vecs->siggen_sigver_test ?
4020 /* Run asymmetric signature verification */
4021 crypto_akcipher_verify(req) :
4022 /* Run asymmetric encrypt */
4023 crypto_akcipher_encrypt(req), &wait);
4025 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4028 if (!vecs->siggen_sigver_test) {
4029 if (req->dst_len != c_size) {
4030 pr_err("alg: akcipher: %s test failed. Invalid output len\n",
4035 /* verify that encrypted message is equal to expected */
4036 if (memcmp(c, outbuf_enc, c_size) != 0) {
4037 pr_err("alg: akcipher: %s test failed. Invalid output\n",
4039 hexdump(outbuf_enc, c_size);
4046 * Don't invoke (decrypt or sign) test which require a private key
4047 * for vectors with only a public key.
4049 if (vecs->public_key_vec) {
4053 outbuf_dec = kzalloc(out_len_max, GFP_KERNEL);
4059 op = vecs->siggen_sigver_test ? "sign" : "decrypt";
4060 if (WARN_ON(c_size > PAGE_SIZE))
4062 memcpy(xbuf[0], c, c_size);
4064 sg_init_one(&src, xbuf[0], c_size);
4065 sg_init_one(&dst, outbuf_dec, out_len_max);
4066 crypto_init_wait(&wait);
4067 akcipher_request_set_crypt(req, &src, &dst, c_size, out_len_max);
4069 err = crypto_wait_req(vecs->siggen_sigver_test ?
4070 /* Run asymmetric signature generation */
4071 crypto_akcipher_sign(req) :
4072 /* Run asymmetric decrypt */
4073 crypto_akcipher_decrypt(req), &wait);
4075 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4078 out_len = req->dst_len;
4079 if (out_len < m_size) {
4080 pr_err("alg: akcipher: %s test failed. Invalid output len %u\n",
4085 /* verify that decrypted message is equal to the original msg */
4086 if (memchr_inv(outbuf_dec, 0, out_len - m_size) ||
4087 memcmp(m, outbuf_dec + out_len - m_size, m_size)) {
4088 pr_err("alg: akcipher: %s test failed. Invalid output\n", op);
4089 hexdump(outbuf_dec, out_len);
4096 akcipher_request_free(req);
4099 testmgr_free_buf(xbuf);
4103 static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
4104 const struct akcipher_testvec *vecs,
4105 unsigned int tcount)
4108 crypto_tfm_alg_driver_name(crypto_akcipher_tfm(tfm));
4111 for (i = 0; i < tcount; i++) {
4112 ret = test_akcipher_one(tfm, vecs++);
4116 pr_err("alg: akcipher: test %d failed for %s, err=%d\n",
4123 static int alg_test_akcipher(const struct alg_test_desc *desc,
4124 const char *driver, u32 type, u32 mask)
4126 struct crypto_akcipher *tfm;
4129 tfm = crypto_alloc_akcipher(driver, type, mask);
4131 pr_err("alg: akcipher: Failed to load tfm for %s: %ld\n",
4132 driver, PTR_ERR(tfm));
4133 return PTR_ERR(tfm);
4135 if (desc->suite.akcipher.vecs)
4136 err = test_akcipher(tfm, desc->alg, desc->suite.akcipher.vecs,
4137 desc->suite.akcipher.count);
4139 crypto_free_akcipher(tfm);
4143 static int alg_test_null(const struct alg_test_desc *desc,
4144 const char *driver, u32 type, u32 mask)
4149 #define ____VECS(tv) .vecs = tv, .count = ARRAY_SIZE(tv)
4150 #define __VECS(tv) { ____VECS(tv) }
4152 /* Please keep this list sorted by algorithm name. */
4153 static const struct alg_test_desc alg_test_descs[] = {
4155 .alg = "adiantum(xchacha12,aes)",
4156 .generic_driver = "adiantum(xchacha12-generic,aes-generic,nhpoly1305-generic)",
4157 .test = alg_test_skcipher,
4159 .cipher = __VECS(adiantum_xchacha12_aes_tv_template)
4162 .alg = "adiantum(xchacha20,aes)",
4163 .generic_driver = "adiantum(xchacha20-generic,aes-generic,nhpoly1305-generic)",
4164 .test = alg_test_skcipher,
4166 .cipher = __VECS(adiantum_xchacha20_aes_tv_template)
4170 .test = alg_test_aead,
4172 .aead = __VECS(aegis128_tv_template)
4175 .alg = "ansi_cprng",
4176 .test = alg_test_cprng,
4178 .cprng = __VECS(ansi_cprng_aes_tv_template)
4181 .alg = "authenc(hmac(md5),ecb(cipher_null))",
4182 .test = alg_test_aead,
4184 .aead = __VECS(hmac_md5_ecb_cipher_null_tv_template)
4187 .alg = "authenc(hmac(sha1),cbc(aes))",
4188 .test = alg_test_aead,
4191 .aead = __VECS(hmac_sha1_aes_cbc_tv_temp)
4194 .alg = "authenc(hmac(sha1),cbc(des))",
4195 .test = alg_test_aead,
4197 .aead = __VECS(hmac_sha1_des_cbc_tv_temp)
4200 .alg = "authenc(hmac(sha1),cbc(des3_ede))",
4201 .test = alg_test_aead,
4204 .aead = __VECS(hmac_sha1_des3_ede_cbc_tv_temp)
4207 .alg = "authenc(hmac(sha1),ctr(aes))",
4208 .test = alg_test_null,
4211 .alg = "authenc(hmac(sha1),ecb(cipher_null))",
4212 .test = alg_test_aead,
4214 .aead = __VECS(hmac_sha1_ecb_cipher_null_tv_temp)
4217 .alg = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
4218 .test = alg_test_null,
4221 .alg = "authenc(hmac(sha224),cbc(des))",
4222 .test = alg_test_aead,
4224 .aead = __VECS(hmac_sha224_des_cbc_tv_temp)
4227 .alg = "authenc(hmac(sha224),cbc(des3_ede))",
4228 .test = alg_test_aead,
4231 .aead = __VECS(hmac_sha224_des3_ede_cbc_tv_temp)
4234 .alg = "authenc(hmac(sha256),cbc(aes))",
4235 .test = alg_test_aead,
4238 .aead = __VECS(hmac_sha256_aes_cbc_tv_temp)
4241 .alg = "authenc(hmac(sha256),cbc(des))",
4242 .test = alg_test_aead,
4244 .aead = __VECS(hmac_sha256_des_cbc_tv_temp)
4247 .alg = "authenc(hmac(sha256),cbc(des3_ede))",
4248 .test = alg_test_aead,
4251 .aead = __VECS(hmac_sha256_des3_ede_cbc_tv_temp)
4254 .alg = "authenc(hmac(sha256),ctr(aes))",
4255 .test = alg_test_null,
4258 .alg = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
4259 .test = alg_test_null,
4262 .alg = "authenc(hmac(sha384),cbc(des))",
4263 .test = alg_test_aead,
4265 .aead = __VECS(hmac_sha384_des_cbc_tv_temp)
4268 .alg = "authenc(hmac(sha384),cbc(des3_ede))",
4269 .test = alg_test_aead,
4272 .aead = __VECS(hmac_sha384_des3_ede_cbc_tv_temp)
4275 .alg = "authenc(hmac(sha384),ctr(aes))",
4276 .test = alg_test_null,
4279 .alg = "authenc(hmac(sha384),rfc3686(ctr(aes)))",
4280 .test = alg_test_null,
4283 .alg = "authenc(hmac(sha512),cbc(aes))",
4285 .test = alg_test_aead,
4287 .aead = __VECS(hmac_sha512_aes_cbc_tv_temp)
4290 .alg = "authenc(hmac(sha512),cbc(des))",
4291 .test = alg_test_aead,
4293 .aead = __VECS(hmac_sha512_des_cbc_tv_temp)
4296 .alg = "authenc(hmac(sha512),cbc(des3_ede))",
4297 .test = alg_test_aead,
4300 .aead = __VECS(hmac_sha512_des3_ede_cbc_tv_temp)
4303 .alg = "authenc(hmac(sha512),ctr(aes))",
4304 .test = alg_test_null,
4307 .alg = "authenc(hmac(sha512),rfc3686(ctr(aes)))",
4308 .test = alg_test_null,
4311 .alg = "blake2b-160",
4312 .test = alg_test_hash,
4315 .hash = __VECS(blake2b_160_tv_template)
4318 .alg = "blake2b-256",
4319 .test = alg_test_hash,
4322 .hash = __VECS(blake2b_256_tv_template)
4325 .alg = "blake2b-384",
4326 .test = alg_test_hash,
4329 .hash = __VECS(blake2b_384_tv_template)
4332 .alg = "blake2b-512",
4333 .test = alg_test_hash,
4336 .hash = __VECS(blake2b_512_tv_template)
4339 .alg = "blake2s-128",
4340 .test = alg_test_hash,
4342 .hash = __VECS(blakes2s_128_tv_template)
4345 .alg = "blake2s-160",
4346 .test = alg_test_hash,
4348 .hash = __VECS(blakes2s_160_tv_template)
4351 .alg = "blake2s-224",
4352 .test = alg_test_hash,
4354 .hash = __VECS(blakes2s_224_tv_template)
4357 .alg = "blake2s-256",
4358 .test = alg_test_hash,
4360 .hash = __VECS(blakes2s_256_tv_template)
4364 .test = alg_test_skcipher,
4367 .cipher = __VECS(aes_cbc_tv_template)
4370 .alg = "cbc(anubis)",
4371 .test = alg_test_skcipher,
4373 .cipher = __VECS(anubis_cbc_tv_template)
4376 .alg = "cbc(blowfish)",
4377 .test = alg_test_skcipher,
4379 .cipher = __VECS(bf_cbc_tv_template)
4382 .alg = "cbc(camellia)",
4383 .test = alg_test_skcipher,
4385 .cipher = __VECS(camellia_cbc_tv_template)
4388 .alg = "cbc(cast5)",
4389 .test = alg_test_skcipher,
4391 .cipher = __VECS(cast5_cbc_tv_template)
4394 .alg = "cbc(cast6)",
4395 .test = alg_test_skcipher,
4397 .cipher = __VECS(cast6_cbc_tv_template)
4401 .test = alg_test_skcipher,
4403 .cipher = __VECS(des_cbc_tv_template)
4406 .alg = "cbc(des3_ede)",
4407 .test = alg_test_skcipher,
4410 .cipher = __VECS(des3_ede_cbc_tv_template)
4413 /* Same as cbc(aes) except the key is stored in
4414 * hardware secure memory which we reference by index
4417 .test = alg_test_null,
4420 /* Same as cbc(sm4) except the key is stored in
4421 * hardware secure memory which we reference by index
4424 .test = alg_test_null,
4426 .alg = "cbc(serpent)",
4427 .test = alg_test_skcipher,
4429 .cipher = __VECS(serpent_cbc_tv_template)
4433 .test = alg_test_skcipher,
4435 .cipher = __VECS(sm4_cbc_tv_template)
4438 .alg = "cbc(twofish)",
4439 .test = alg_test_skcipher,
4441 .cipher = __VECS(tf_cbc_tv_template)
4444 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4445 .alg = "cbc-paes-s390",
4447 .test = alg_test_skcipher,
4449 .cipher = __VECS(aes_cbc_tv_template)
4453 .alg = "cbcmac(aes)",
4455 .test = alg_test_hash,
4457 .hash = __VECS(aes_cbcmac_tv_template)
4461 .generic_driver = "ccm_base(ctr(aes-generic),cbcmac(aes-generic))",
4462 .test = alg_test_aead,
4466 ____VECS(aes_ccm_tv_template),
4467 .einval_allowed = 1,
4472 .test = alg_test_skcipher,
4475 .cipher = __VECS(aes_cfb_tv_template)
4479 .test = alg_test_skcipher,
4481 .cipher = __VECS(sm4_cfb_tv_template)
4485 .test = alg_test_skcipher,
4487 .cipher = __VECS(chacha20_tv_template)
4492 .test = alg_test_hash,
4494 .hash = __VECS(aes_cmac128_tv_template)
4497 .alg = "cmac(des3_ede)",
4499 .test = alg_test_hash,
4501 .hash = __VECS(des3_ede_cmac64_tv_template)
4504 .alg = "compress_null",
4505 .test = alg_test_null,
4508 .test = alg_test_hash,
4511 .hash = __VECS(crc32_tv_template)
4515 .test = alg_test_crc32c,
4518 .hash = __VECS(crc32c_tv_template)
4522 .test = alg_test_hash,
4525 .hash = __VECS(crct10dif_tv_template)
4529 .test = alg_test_skcipher,
4532 .cipher = __VECS(aes_ctr_tv_template)
4535 .alg = "ctr(blowfish)",
4536 .test = alg_test_skcipher,
4538 .cipher = __VECS(bf_ctr_tv_template)
4541 .alg = "ctr(camellia)",
4542 .test = alg_test_skcipher,
4544 .cipher = __VECS(camellia_ctr_tv_template)
4547 .alg = "ctr(cast5)",
4548 .test = alg_test_skcipher,
4550 .cipher = __VECS(cast5_ctr_tv_template)
4553 .alg = "ctr(cast6)",
4554 .test = alg_test_skcipher,
4556 .cipher = __VECS(cast6_ctr_tv_template)
4560 .test = alg_test_skcipher,
4562 .cipher = __VECS(des_ctr_tv_template)
4565 .alg = "ctr(des3_ede)",
4566 .test = alg_test_skcipher,
4569 .cipher = __VECS(des3_ede_ctr_tv_template)
4572 /* Same as ctr(aes) except the key is stored in
4573 * hardware secure memory which we reference by index
4576 .test = alg_test_null,
4580 /* Same as ctr(sm4) except the key is stored in
4581 * hardware secure memory which we reference by index
4584 .test = alg_test_null,
4586 .alg = "ctr(serpent)",
4587 .test = alg_test_skcipher,
4589 .cipher = __VECS(serpent_ctr_tv_template)
4593 .test = alg_test_skcipher,
4595 .cipher = __VECS(sm4_ctr_tv_template)
4598 .alg = "ctr(twofish)",
4599 .test = alg_test_skcipher,
4601 .cipher = __VECS(tf_ctr_tv_template)
4604 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4605 .alg = "ctr-paes-s390",
4607 .test = alg_test_skcipher,
4609 .cipher = __VECS(aes_ctr_tv_template)
4613 .alg = "cts(cbc(aes))",
4614 .test = alg_test_skcipher,
4617 .cipher = __VECS(cts_mode_tv_template)
4620 /* Same as cts(cbc((aes)) except the key is stored in
4621 * hardware secure memory which we reference by index
4623 .alg = "cts(cbc(paes))",
4624 .test = alg_test_null,
4627 .alg = "curve25519",
4628 .test = alg_test_kpp,
4630 .kpp = __VECS(curve25519_tv_template)
4634 .test = alg_test_comp,
4638 .comp = __VECS(deflate_comp_tv_template),
4639 .decomp = __VECS(deflate_decomp_tv_template)
4644 .test = alg_test_kpp,
4647 .kpp = __VECS(dh_tv_template)
4650 .alg = "digest_null",
4651 .test = alg_test_null,
4653 .alg = "drbg_nopr_ctr_aes128",
4654 .test = alg_test_drbg,
4657 .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4660 .alg = "drbg_nopr_ctr_aes192",
4661 .test = alg_test_drbg,
4664 .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4667 .alg = "drbg_nopr_ctr_aes256",
4668 .test = alg_test_drbg,
4671 .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4675 * There is no need to specifically test the DRBG with every
4676 * backend cipher -- covered by drbg_nopr_hmac_sha256 test
4678 .alg = "drbg_nopr_hmac_sha1",
4680 .test = alg_test_null,
4682 .alg = "drbg_nopr_hmac_sha256",
4683 .test = alg_test_drbg,
4686 .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4689 /* covered by drbg_nopr_hmac_sha256 test */
4690 .alg = "drbg_nopr_hmac_sha384",
4692 .test = alg_test_null,
4694 .alg = "drbg_nopr_hmac_sha512",
4695 .test = alg_test_null,
4698 .alg = "drbg_nopr_sha1",
4700 .test = alg_test_null,
4702 .alg = "drbg_nopr_sha256",
4703 .test = alg_test_drbg,
4706 .drbg = __VECS(drbg_nopr_sha256_tv_template)
4709 /* covered by drbg_nopr_sha256 test */
4710 .alg = "drbg_nopr_sha384",
4712 .test = alg_test_null,
4714 .alg = "drbg_nopr_sha512",
4716 .test = alg_test_null,
4718 .alg = "drbg_pr_ctr_aes128",
4719 .test = alg_test_drbg,
4722 .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4725 /* covered by drbg_pr_ctr_aes128 test */
4726 .alg = "drbg_pr_ctr_aes192",
4728 .test = alg_test_null,
4730 .alg = "drbg_pr_ctr_aes256",
4732 .test = alg_test_null,
4734 .alg = "drbg_pr_hmac_sha1",
4736 .test = alg_test_null,
4738 .alg = "drbg_pr_hmac_sha256",
4739 .test = alg_test_drbg,
4742 .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4745 /* covered by drbg_pr_hmac_sha256 test */
4746 .alg = "drbg_pr_hmac_sha384",
4748 .test = alg_test_null,
4750 .alg = "drbg_pr_hmac_sha512",
4751 .test = alg_test_null,
4754 .alg = "drbg_pr_sha1",
4756 .test = alg_test_null,
4758 .alg = "drbg_pr_sha256",
4759 .test = alg_test_drbg,
4762 .drbg = __VECS(drbg_pr_sha256_tv_template)
4765 /* covered by drbg_pr_sha256 test */
4766 .alg = "drbg_pr_sha384",
4768 .test = alg_test_null,
4770 .alg = "drbg_pr_sha512",
4772 .test = alg_test_null,
4775 .test = alg_test_skcipher,
4778 .cipher = __VECS(aes_tv_template)
4781 .alg = "ecb(anubis)",
4782 .test = alg_test_skcipher,
4784 .cipher = __VECS(anubis_tv_template)
4788 .generic_driver = "ecb(arc4)-generic",
4789 .test = alg_test_skcipher,
4791 .cipher = __VECS(arc4_tv_template)
4794 .alg = "ecb(blowfish)",
4795 .test = alg_test_skcipher,
4797 .cipher = __VECS(bf_tv_template)
4800 .alg = "ecb(camellia)",
4801 .test = alg_test_skcipher,
4803 .cipher = __VECS(camellia_tv_template)
4806 .alg = "ecb(cast5)",
4807 .test = alg_test_skcipher,
4809 .cipher = __VECS(cast5_tv_template)
4812 .alg = "ecb(cast6)",
4813 .test = alg_test_skcipher,
4815 .cipher = __VECS(cast6_tv_template)
4818 .alg = "ecb(cipher_null)",
4819 .test = alg_test_null,
4823 .test = alg_test_skcipher,
4825 .cipher = __VECS(des_tv_template)
4828 .alg = "ecb(des3_ede)",
4829 .test = alg_test_skcipher,
4832 .cipher = __VECS(des3_ede_tv_template)
4835 .alg = "ecb(fcrypt)",
4836 .test = alg_test_skcipher,
4839 .vecs = fcrypt_pcbc_tv_template,
4844 .alg = "ecb(khazad)",
4845 .test = alg_test_skcipher,
4847 .cipher = __VECS(khazad_tv_template)
4850 /* Same as ecb(aes) except the key is stored in
4851 * hardware secure memory which we reference by index
4854 .test = alg_test_null,
4858 .test = alg_test_skcipher,
4860 .cipher = __VECS(seed_tv_template)
4863 .alg = "ecb(serpent)",
4864 .test = alg_test_skcipher,
4866 .cipher = __VECS(serpent_tv_template)
4870 .test = alg_test_skcipher,
4872 .cipher = __VECS(sm4_tv_template)
4876 .test = alg_test_skcipher,
4878 .cipher = __VECS(tea_tv_template)
4881 .alg = "ecb(tnepres)",
4882 .test = alg_test_skcipher,
4884 .cipher = __VECS(tnepres_tv_template)
4887 .alg = "ecb(twofish)",
4888 .test = alg_test_skcipher,
4890 .cipher = __VECS(tf_tv_template)
4894 .test = alg_test_skcipher,
4896 .cipher = __VECS(xeta_tv_template)
4900 .test = alg_test_skcipher,
4902 .cipher = __VECS(xtea_tv_template)
4905 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4906 .alg = "ecb-paes-s390",
4908 .test = alg_test_skcipher,
4910 .cipher = __VECS(aes_tv_template)
4915 .test = alg_test_kpp,
4918 .kpp = __VECS(ecdh_tv_template)
4922 .test = alg_test_akcipher,
4924 .akcipher = __VECS(ecrdsa_tv_template)
4927 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
4928 .test = alg_test_aead,
4931 .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
4934 .alg = "essiv(cbc(aes),sha256)",
4935 .test = alg_test_skcipher,
4938 .cipher = __VECS(essiv_aes_cbc_tv_template)
4942 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
4943 .test = alg_test_aead,
4946 .aead = __VECS(aes_gcm_tv_template)
4950 .test = alg_test_hash,
4953 .hash = __VECS(ghash_tv_template)
4957 .test = alg_test_hash,
4959 .hash = __VECS(hmac_md5_tv_template)
4962 .alg = "hmac(rmd128)",
4963 .test = alg_test_hash,
4965 .hash = __VECS(hmac_rmd128_tv_template)
4968 .alg = "hmac(rmd160)",
4969 .test = alg_test_hash,
4971 .hash = __VECS(hmac_rmd160_tv_template)
4974 .alg = "hmac(sha1)",
4975 .test = alg_test_hash,
4978 .hash = __VECS(hmac_sha1_tv_template)
4981 .alg = "hmac(sha224)",
4982 .test = alg_test_hash,
4985 .hash = __VECS(hmac_sha224_tv_template)
4988 .alg = "hmac(sha256)",
4989 .test = alg_test_hash,
4992 .hash = __VECS(hmac_sha256_tv_template)
4995 .alg = "hmac(sha3-224)",
4996 .test = alg_test_hash,
4999 .hash = __VECS(hmac_sha3_224_tv_template)
5002 .alg = "hmac(sha3-256)",
5003 .test = alg_test_hash,
5006 .hash = __VECS(hmac_sha3_256_tv_template)
5009 .alg = "hmac(sha3-384)",
5010 .test = alg_test_hash,
5013 .hash = __VECS(hmac_sha3_384_tv_template)
5016 .alg = "hmac(sha3-512)",
5017 .test = alg_test_hash,
5020 .hash = __VECS(hmac_sha3_512_tv_template)
5023 .alg = "hmac(sha384)",
5024 .test = alg_test_hash,
5027 .hash = __VECS(hmac_sha384_tv_template)
5030 .alg = "hmac(sha512)",
5031 .test = alg_test_hash,
5034 .hash = __VECS(hmac_sha512_tv_template)
5038 .test = alg_test_hash,
5040 .hash = __VECS(hmac_sm3_tv_template)
5043 .alg = "hmac(streebog256)",
5044 .test = alg_test_hash,
5046 .hash = __VECS(hmac_streebog256_tv_template)
5049 .alg = "hmac(streebog512)",
5050 .test = alg_test_hash,
5052 .hash = __VECS(hmac_streebog512_tv_template)
5055 .alg = "jitterentropy_rng",
5057 .test = alg_test_null,
5060 .test = alg_test_skcipher,
5063 .cipher = __VECS(aes_kw_tv_template)
5067 .generic_driver = "lrw(ecb(aes-generic))",
5068 .test = alg_test_skcipher,
5070 .cipher = __VECS(aes_lrw_tv_template)
5073 .alg = "lrw(camellia)",
5074 .generic_driver = "lrw(ecb(camellia-generic))",
5075 .test = alg_test_skcipher,
5077 .cipher = __VECS(camellia_lrw_tv_template)
5080 .alg = "lrw(cast6)",
5081 .generic_driver = "lrw(ecb(cast6-generic))",
5082 .test = alg_test_skcipher,
5084 .cipher = __VECS(cast6_lrw_tv_template)
5087 .alg = "lrw(serpent)",
5088 .generic_driver = "lrw(ecb(serpent-generic))",
5089 .test = alg_test_skcipher,
5091 .cipher = __VECS(serpent_lrw_tv_template)
5094 .alg = "lrw(twofish)",
5095 .generic_driver = "lrw(ecb(twofish-generic))",
5096 .test = alg_test_skcipher,
5098 .cipher = __VECS(tf_lrw_tv_template)
5102 .test = alg_test_comp,
5106 .comp = __VECS(lz4_comp_tv_template),
5107 .decomp = __VECS(lz4_decomp_tv_template)
5112 .test = alg_test_comp,
5116 .comp = __VECS(lz4hc_comp_tv_template),
5117 .decomp = __VECS(lz4hc_decomp_tv_template)
5122 .test = alg_test_comp,
5126 .comp = __VECS(lzo_comp_tv_template),
5127 .decomp = __VECS(lzo_decomp_tv_template)
5132 .test = alg_test_comp,
5136 .comp = __VECS(lzorle_comp_tv_template),
5137 .decomp = __VECS(lzorle_decomp_tv_template)
5142 .test = alg_test_hash,
5144 .hash = __VECS(md4_tv_template)
5148 .test = alg_test_hash,
5150 .hash = __VECS(md5_tv_template)
5153 .alg = "michael_mic",
5154 .test = alg_test_hash,
5156 .hash = __VECS(michael_mic_tv_template)
5159 .alg = "nhpoly1305",
5160 .test = alg_test_hash,
5162 .hash = __VECS(nhpoly1305_tv_template)
5166 .test = alg_test_skcipher,
5169 .cipher = __VECS(aes_ofb_tv_template)
5172 /* Same as ofb(aes) except the key is stored in
5173 * hardware secure memory which we reference by index
5176 .test = alg_test_null,
5180 .test = alg_test_skcipher,
5182 .cipher = __VECS(sm4_ofb_tv_template)
5185 .alg = "pcbc(fcrypt)",
5186 .test = alg_test_skcipher,
5188 .cipher = __VECS(fcrypt_pcbc_tv_template)
5191 .alg = "pkcs1pad(rsa,sha224)",
5192 .test = alg_test_null,
5195 .alg = "pkcs1pad(rsa,sha256)",
5196 .test = alg_test_akcipher,
5199 .akcipher = __VECS(pkcs1pad_rsa_tv_template)
5202 .alg = "pkcs1pad(rsa,sha384)",
5203 .test = alg_test_null,
5206 .alg = "pkcs1pad(rsa,sha512)",
5207 .test = alg_test_null,
5211 .test = alg_test_hash,
5213 .hash = __VECS(poly1305_tv_template)
5216 .alg = "rfc3686(ctr(aes))",
5217 .test = alg_test_skcipher,
5220 .cipher = __VECS(aes_ctr_rfc3686_tv_template)
5223 .alg = "rfc3686(ctr(sm4))",
5224 .test = alg_test_skcipher,
5226 .cipher = __VECS(sm4_ctr_rfc3686_tv_template)
5229 .alg = "rfc4106(gcm(aes))",
5230 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
5231 .test = alg_test_aead,
5235 ____VECS(aes_gcm_rfc4106_tv_template),
5236 .einval_allowed = 1,
5241 .alg = "rfc4309(ccm(aes))",
5242 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
5243 .test = alg_test_aead,
5247 ____VECS(aes_ccm_rfc4309_tv_template),
5248 .einval_allowed = 1,
5253 .alg = "rfc4543(gcm(aes))",
5254 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
5255 .test = alg_test_aead,
5258 ____VECS(aes_gcm_rfc4543_tv_template),
5259 .einval_allowed = 1,
5264 .alg = "rfc7539(chacha20,poly1305)",
5265 .test = alg_test_aead,
5267 .aead = __VECS(rfc7539_tv_template)
5270 .alg = "rfc7539esp(chacha20,poly1305)",
5271 .test = alg_test_aead,
5274 ____VECS(rfc7539esp_tv_template),
5275 .einval_allowed = 1,
5281 .test = alg_test_hash,
5283 .hash = __VECS(rmd128_tv_template)
5287 .test = alg_test_hash,
5289 .hash = __VECS(rmd160_tv_template)
5293 .test = alg_test_hash,
5295 .hash = __VECS(rmd256_tv_template)
5299 .test = alg_test_hash,
5301 .hash = __VECS(rmd320_tv_template)
5305 .test = alg_test_akcipher,
5308 .akcipher = __VECS(rsa_tv_template)
5312 .test = alg_test_skcipher,
5314 .cipher = __VECS(salsa20_stream_tv_template)
5318 .test = alg_test_hash,
5321 .hash = __VECS(sha1_tv_template)
5325 .test = alg_test_hash,
5328 .hash = __VECS(sha224_tv_template)
5332 .test = alg_test_hash,
5335 .hash = __VECS(sha256_tv_template)
5339 .test = alg_test_hash,
5342 .hash = __VECS(sha3_224_tv_template)
5346 .test = alg_test_hash,
5349 .hash = __VECS(sha3_256_tv_template)
5353 .test = alg_test_hash,
5356 .hash = __VECS(sha3_384_tv_template)
5360 .test = alg_test_hash,
5363 .hash = __VECS(sha3_512_tv_template)
5367 .test = alg_test_hash,
5370 .hash = __VECS(sha384_tv_template)
5374 .test = alg_test_hash,
5377 .hash = __VECS(sha512_tv_template)
5381 .test = alg_test_hash,
5383 .hash = __VECS(sm3_tv_template)
5386 .alg = "streebog256",
5387 .test = alg_test_hash,
5389 .hash = __VECS(streebog256_tv_template)
5392 .alg = "streebog512",
5393 .test = alg_test_hash,
5395 .hash = __VECS(streebog512_tv_template)
5399 .test = alg_test_hash,
5401 .hash = __VECS(tgr128_tv_template)
5405 .test = alg_test_hash,
5407 .hash = __VECS(tgr160_tv_template)
5411 .test = alg_test_hash,
5413 .hash = __VECS(tgr192_tv_template)
5416 .alg = "vmac64(aes)",
5417 .test = alg_test_hash,
5419 .hash = __VECS(vmac64_aes_tv_template)
5423 .test = alg_test_hash,
5425 .hash = __VECS(wp256_tv_template)
5429 .test = alg_test_hash,
5431 .hash = __VECS(wp384_tv_template)
5435 .test = alg_test_hash,
5437 .hash = __VECS(wp512_tv_template)
5441 .test = alg_test_hash,
5443 .hash = __VECS(aes_xcbc128_tv_template)
5447 .test = alg_test_skcipher,
5449 .cipher = __VECS(xchacha12_tv_template)
5453 .test = alg_test_skcipher,
5455 .cipher = __VECS(xchacha20_tv_template)
5459 .generic_driver = "xts(ecb(aes-generic))",
5460 .test = alg_test_skcipher,
5463 .cipher = __VECS(aes_xts_tv_template)
5466 .alg = "xts(camellia)",
5467 .generic_driver = "xts(ecb(camellia-generic))",
5468 .test = alg_test_skcipher,
5470 .cipher = __VECS(camellia_xts_tv_template)
5473 .alg = "xts(cast6)",
5474 .generic_driver = "xts(ecb(cast6-generic))",
5475 .test = alg_test_skcipher,
5477 .cipher = __VECS(cast6_xts_tv_template)
5480 /* Same as xts(aes) except the key is stored in
5481 * hardware secure memory which we reference by index
5484 .test = alg_test_null,
5487 .alg = "xts(serpent)",
5488 .generic_driver = "xts(ecb(serpent-generic))",
5489 .test = alg_test_skcipher,
5491 .cipher = __VECS(serpent_xts_tv_template)
5494 .alg = "xts(twofish)",
5495 .generic_driver = "xts(ecb(twofish-generic))",
5496 .test = alg_test_skcipher,
5498 .cipher = __VECS(tf_xts_tv_template)
5501 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5502 .alg = "xts-paes-s390",
5504 .test = alg_test_skcipher,
5506 .cipher = __VECS(aes_xts_tv_template)
5510 .alg = "xts4096(paes)",
5511 .test = alg_test_null,
5514 .alg = "xts512(paes)",
5515 .test = alg_test_null,
5519 .test = alg_test_hash,
5522 .hash = __VECS(xxhash64_tv_template)
5525 .alg = "zlib-deflate",
5526 .test = alg_test_comp,
5530 .comp = __VECS(zlib_deflate_comp_tv_template),
5531 .decomp = __VECS(zlib_deflate_decomp_tv_template)
5536 .test = alg_test_comp,
5540 .comp = __VECS(zstd_comp_tv_template),
5541 .decomp = __VECS(zstd_decomp_tv_template)
5547 static void alg_check_test_descs_order(void)
5551 for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5552 int diff = strcmp(alg_test_descs[i - 1].alg,
5553 alg_test_descs[i].alg);
5555 if (WARN_ON(diff > 0)) {
5556 pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5557 alg_test_descs[i - 1].alg,
5558 alg_test_descs[i].alg);
5561 if (WARN_ON(diff == 0)) {
5562 pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5563 alg_test_descs[i].alg);
5568 static void alg_check_testvec_configs(void)
5572 for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5573 WARN_ON(!valid_testvec_config(
5574 &default_cipher_testvec_configs[i]));
5576 for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5577 WARN_ON(!valid_testvec_config(
5578 &default_hash_testvec_configs[i]));
5581 static void testmgr_onetime_init(void)
5583 alg_check_test_descs_order();
5584 alg_check_testvec_configs();
5586 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5587 pr_warn("alg: extra crypto tests enabled. This is intended for developer use only.\n");
5591 static int alg_find_test(const char *alg)
5594 int end = ARRAY_SIZE(alg_test_descs);
5596 while (start < end) {
5597 int i = (start + end) / 2;
5598 int diff = strcmp(alg_test_descs[i].alg, alg);
5616 int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5622 if (!fips_enabled && notests) {
5623 printk_once(KERN_INFO "alg: self-tests disabled\n");
5627 DO_ONCE(testmgr_onetime_init);
5629 if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5630 char nalg[CRYPTO_MAX_ALG_NAME];
5632 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5634 return -ENAMETOOLONG;
5636 i = alg_find_test(nalg);
5640 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5643 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5647 i = alg_find_test(alg);
5648 j = alg_find_test(driver);
5652 if (fips_enabled && ((i >= 0 && !alg_test_descs[i].fips_allowed) ||
5653 (j >= 0 && !alg_test_descs[j].fips_allowed)))
5658 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5660 if (j >= 0 && j != i)
5661 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5665 if (rc && (fips_enabled || panic_on_fail)) {
5667 panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5668 driver, alg, fips_enabled ? "fips" : "panic_on_fail");
5671 if (fips_enabled && !rc)
5672 pr_info("alg: self-tests for %s (%s) passed\n", driver, alg);
5677 printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5683 #endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5685 EXPORT_SYMBOL_GPL(alg_test);