crypto/testmgr.c

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