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 <linux/uio.h>
  31 #include <crypto/rng.h>
  32 #include <crypto/drbg.h>
  33 #include <crypto/akcipher.h>
  34 #include <crypto/kpp.h>
  35 #include <crypto/acompress.h>
  36 #include <crypto/internal/cipher.h>
  37 #include <crypto/internal/simd.h>
  38
  39 #include "internal.h"
  40
  41 MODULE_IMPORT_NS(CRYPTO_INTERNAL);
  42
  43 static bool notests;
  44 module_param(notests, bool, 0644);
  45 MODULE_PARM_DESC(notests, "disable crypto self-tests");
  46
  47 static bool panic_on_fail;
  48 module_param(panic_on_fail, bool, 0444);
  49
  50 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
  51 static bool noextratests;
  52 module_param(noextratests, bool, 0644);
  53 MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests");
  54
  55 static unsigned int fuzz_iterations = 100;
  56 module_param(fuzz_iterations, uint, 0644);
  57 MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations");
  58 #endif
  59
  60 #ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
  61
  62 /* a perfect nop */
  63 int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
  64 {
  65         return 0;
  66 }
  67
  68 #else
  69
  70 #include "testmgr.h"
  71
  72 /*
  73  * Need slab memory for testing (size in number of pages).
  74  */
  75 #define XBUFSIZE        8
  76
  77 /*
  78 * Used by test_cipher()
  79 */
  80 #define ENCRYPT 1
  81 #define DECRYPT 0
  82
  83 struct aead_test_suite {
  84         const struct aead_testvec *vecs;
  85         unsigned int count;
  86
  87         /*
  88          * Set if trying to decrypt an inauthentic ciphertext with this
  89          * algorithm might result in EINVAL rather than EBADMSG, due to other
  90          * validation the algorithm does on the inputs such as length checks.
  91          */
  92         unsigned int einval_allowed : 1;
  93
  94         /*
  95          * Set if this algorithm requires that the IV be located at the end of
  96          * the AAD buffer, in addition to being given in the normal way.  The
  97          * behavior when the two IV copies differ is implementation-defined.
  98          */
  99         unsigned int aad_iv : 1;
 100 };
 101
 102 struct cipher_test_suite {
 103         const struct cipher_testvec *vecs;
 104         unsigned int count;
 105 };
 106
 107 struct comp_test_suite {
 108         struct {
 109                 const struct comp_testvec *vecs;
 110                 unsigned int count;
 111         } comp, decomp;
 112 };
 113
 114 struct hash_test_suite {
 115         const struct hash_testvec *vecs;
 116         unsigned int count;
 117 };
 118
 119 struct cprng_test_suite {
 120         const struct cprng_testvec *vecs;
 121         unsigned int count;
 122 };
 123
 124 struct drbg_test_suite {
 125         const struct drbg_testvec *vecs;
 126         unsigned int count;
 127 };
 128
 129 struct akcipher_test_suite {
 130         const struct akcipher_testvec *vecs;
 131         unsigned int count;
 132 };
 133
 134 struct kpp_test_suite {
 135         const struct kpp_testvec *vecs;
 136         unsigned int count;
 137 };
 138
 139 struct alg_test_desc {
 140         const char *alg;
 141         const char *generic_driver;
 142         int (*test)(const struct alg_test_desc *desc, const char *driver,
 143                     u32 type, u32 mask);
 144         int fips_allowed;       /* set if alg is allowed in fips mode */
 145
 146         union {
 147                 struct aead_test_suite aead;
 148                 struct cipher_test_suite cipher;
 149                 struct comp_test_suite comp;
 150                 struct hash_test_suite hash;
 151                 struct cprng_test_suite cprng;
 152                 struct drbg_test_suite drbg;
 153                 struct akcipher_test_suite akcipher;
 154                 struct kpp_test_suite kpp;
 155         } suite;
 156 };
 157
 158 static void hexdump(unsigned char *buf, unsigned int len)
 159 {
 160         print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
 161                         16, 1,
 162                         buf, len, false);
 163 }
 164
 165 static int __testmgr_alloc_buf(char *buf[XBUFSIZE], int order)
 166 {
 167         int i;
 168
 169         for (i = 0; i < XBUFSIZE; i++) {
 170                 buf[i] = (char *)__get_free_pages(GFP_KERNEL, order);
 171                 if (!buf[i])
 172                         goto err_free_buf;
 173         }
 174
 175         return 0;
 176
 177 err_free_buf:
 178         while (i-- > 0)
 179                 free_pages((unsigned long)buf[i], order);
 180
 181         return -ENOMEM;
 182 }
 183
 184 static int testmgr_alloc_buf(char *buf[XBUFSIZE])
 185 {
 186         return __testmgr_alloc_buf(buf, 0);
 187 }
 188
 189 static void __testmgr_free_buf(char *buf[XBUFSIZE], int order)
 190 {
 191         int i;
 192
 193         for (i = 0; i < XBUFSIZE; i++)
 194                 free_pages((unsigned long)buf[i], order);
 195 }
 196
 197 static void testmgr_free_buf(char *buf[XBUFSIZE])
 198 {
 199         __testmgr_free_buf(buf, 0);
 200 }
 201
 202 #define TESTMGR_POISON_BYTE     0xfe
 203 #define TESTMGR_POISON_LEN      16
 204
 205 static inline void testmgr_poison(void *addr, size_t len)
 206 {
 207         memset(addr, TESTMGR_POISON_BYTE, len);
 208 }
 209
 210 /* Is the memory region still fully poisoned? */
 211 static inline bool testmgr_is_poison(const void *addr, size_t len)
 212 {
 213         return memchr_inv(addr, TESTMGR_POISON_BYTE, len) == NULL;
 214 }
 215
 216 /* flush type for hash algorithms */
 217 enum flush_type {
 218         /* merge with update of previous buffer(s) */
 219         FLUSH_TYPE_NONE = 0,
 220
 221         /* update with previous buffer(s) before doing this one */
 222         FLUSH_TYPE_FLUSH,
 223
 224         /* likewise, but also export and re-import the intermediate state */
 225         FLUSH_TYPE_REIMPORT,
 226 };
 227
 228 /* finalization function for hash algorithms */
 229 enum finalization_type {
 230         FINALIZATION_TYPE_FINAL,        /* use final() */
 231         FINALIZATION_TYPE_FINUP,        /* use finup() */
 232         FINALIZATION_TYPE_DIGEST,       /* use digest() */
 233 };
 234
 235 /*
 236  * Whether the crypto operation will occur in-place, and if so whether the
 237  * source and destination scatterlist pointers will coincide (req->src ==
 238  * req->dst), or whether they'll merely point to two separate scatterlists
 239  * (req->src != req->dst) that reference the same underlying memory.
 240  *
 241  * This is only relevant for algorithm types that support in-place operation.
 242  */
 243 enum inplace_mode {
 244         OUT_OF_PLACE,
 245         INPLACE_ONE_SGLIST,
 246         INPLACE_TWO_SGLISTS,
 247 };
 248
 249 #define TEST_SG_TOTAL   10000
 250
 251 /**
 252  * struct test_sg_division - description of a scatterlist entry
 253  *
 254  * This struct describes one entry of a scatterlist being constructed to check a
 255  * crypto test vector.
 256  *
 257  * @proportion_of_total: length of this chunk relative to the total length,
 258  *                       given as a proportion out of TEST_SG_TOTAL so that it
 259  *                       scales to fit any test vector
 260  * @offset: byte offset into a 2-page buffer at which this chunk will start
 261  * @offset_relative_to_alignmask: if true, add the algorithm's alignmask to the
 262  *                                @offset
 263  * @flush_type: for hashes, whether an update() should be done now vs.
 264  *              continuing to accumulate data
 265  * @nosimd: if doing the pending update(), do it with SIMD disabled?
 266  */
 267 struct test_sg_division {
 268         unsigned int proportion_of_total;
 269         unsigned int offset;
 270         bool offset_relative_to_alignmask;
 271         enum flush_type flush_type;
 272         bool nosimd;
 273 };
 274
 275 /**
 276  * struct testvec_config - configuration for testing a crypto test vector
 277  *
 278  * This struct describes the data layout and other parameters with which each
 279  * crypto test vector can be tested.
 280  *
 281  * @name: name of this config, logged for debugging purposes if a test fails
 282  * @inplace_mode: whether and how to operate on the data in-place, if applicable
 283  * @req_flags: extra request_flags, e.g. CRYPTO_TFM_REQ_MAY_SLEEP
 284  * @src_divs: description of how to arrange the source scatterlist
 285  * @dst_divs: description of how to arrange the dst scatterlist, if applicable
 286  *            for the algorithm type.  Defaults to @src_divs if unset.
 287  * @iv_offset: misalignment of the IV in the range [0..MAX_ALGAPI_ALIGNMASK+1],
 288  *             where 0 is aligned to a 2*(MAX_ALGAPI_ALIGNMASK+1) byte boundary
 289  * @iv_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
 290  *                                   the @iv_offset
 291  * @key_offset: misalignment of the key, where 0 is default alignment
 292  * @key_offset_relative_to_alignmask: if true, add the algorithm's alignmask to
 293  *                                    the @key_offset
 294  * @finalization_type: what finalization function to use for hashes
 295  * @nosimd: execute with SIMD disabled?  Requires !CRYPTO_TFM_REQ_MAY_SLEEP.
 296  */
 297 struct testvec_config {
 298         const char *name;
 299         enum inplace_mode inplace_mode;
 300         u32 req_flags;
 301         struct test_sg_division src_divs[XBUFSIZE];
 302         struct test_sg_division dst_divs[XBUFSIZE];
 303         unsigned int iv_offset;
 304         unsigned int key_offset;
 305         bool iv_offset_relative_to_alignmask;
 306         bool key_offset_relative_to_alignmask;
 307         enum finalization_type finalization_type;
 308         bool nosimd;
 309 };
 310
 311 #define TESTVEC_CONFIG_NAMELEN  192
 312
 313 /*
 314  * The following are the lists of testvec_configs to test for each algorithm
 315  * type when the basic crypto self-tests are enabled, i.e. when
 316  * CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is unset.  They aim to provide good test
 317  * coverage, while keeping the test time much shorter than the full fuzz tests
 318  * so that the basic tests can be enabled in a wider range of circumstances.
 319  */
 320
 321 /* Configs for skciphers and aeads */
 322 static const struct testvec_config default_cipher_testvec_configs[] = {
 323         {
 324                 .name = "in-place (one sglist)",
 325                 .inplace_mode = INPLACE_ONE_SGLIST,
 326                 .src_divs = { { .proportion_of_total = 10000 } },
 327         }, {
 328                 .name = "in-place (two sglists)",
 329                 .inplace_mode = INPLACE_TWO_SGLISTS,
 330                 .src_divs = { { .proportion_of_total = 10000 } },
 331         }, {
 332                 .name = "out-of-place",
 333                 .inplace_mode = OUT_OF_PLACE,
 334                 .src_divs = { { .proportion_of_total = 10000 } },
 335         }, {
 336                 .name = "unaligned buffer, offset=1",
 337                 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
 338                 .iv_offset = 1,
 339                 .key_offset = 1,
 340         }, {
 341                 .name = "buffer aligned only to alignmask",
 342                 .src_divs = {
 343                         {
 344                                 .proportion_of_total = 10000,
 345                                 .offset = 1,
 346                                 .offset_relative_to_alignmask = true,
 347                         },
 348                 },
 349                 .iv_offset = 1,
 350                 .iv_offset_relative_to_alignmask = true,
 351                 .key_offset = 1,
 352                 .key_offset_relative_to_alignmask = true,
 353         }, {
 354                 .name = "two even aligned splits",
 355                 .src_divs = {
 356                         { .proportion_of_total = 5000 },
 357                         { .proportion_of_total = 5000 },
 358                 },
 359         }, {
 360                 .name = "one src, two even splits dst",
 361                 .inplace_mode = OUT_OF_PLACE,
 362                 .src_divs = { { .proportion_of_total = 10000 } },
 363                 .dst_divs = {
 364                         { .proportion_of_total = 5000 },
 365                         { .proportion_of_total = 5000 },
 366                  },
 367         }, {
 368                 .name = "uneven misaligned splits, may sleep",
 369                 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
 370                 .src_divs = {
 371                         { .proportion_of_total = 1900, .offset = 33 },
 372                         { .proportion_of_total = 3300, .offset = 7  },
 373                         { .proportion_of_total = 4800, .offset = 18 },
 374                 },
 375                 .iv_offset = 3,
 376                 .key_offset = 3,
 377         }, {
 378                 .name = "misaligned splits crossing pages, inplace",
 379                 .inplace_mode = INPLACE_ONE_SGLIST,
 380                 .src_divs = {
 381                         {
 382                                 .proportion_of_total = 7500,
 383                                 .offset = PAGE_SIZE - 32
 384                         }, {
 385                                 .proportion_of_total = 2500,
 386                                 .offset = PAGE_SIZE - 7
 387                         },
 388                 },
 389         }
 390 };
 391
 392 static const struct testvec_config default_hash_testvec_configs[] = {
 393         {
 394                 .name = "init+update+final aligned buffer",
 395                 .src_divs = { { .proportion_of_total = 10000 } },
 396                 .finalization_type = FINALIZATION_TYPE_FINAL,
 397         }, {
 398                 .name = "init+finup aligned buffer",
 399                 .src_divs = { { .proportion_of_total = 10000 } },
 400                 .finalization_type = FINALIZATION_TYPE_FINUP,
 401         }, {
 402                 .name = "digest aligned buffer",
 403                 .src_divs = { { .proportion_of_total = 10000 } },
 404                 .finalization_type = FINALIZATION_TYPE_DIGEST,
 405         }, {
 406                 .name = "init+update+final misaligned buffer",
 407                 .src_divs = { { .proportion_of_total = 10000, .offset = 1 } },
 408                 .finalization_type = FINALIZATION_TYPE_FINAL,
 409                 .key_offset = 1,
 410         }, {
 411                 .name = "digest buffer aligned only to alignmask",
 412                 .src_divs = {
 413                         {
 414                                 .proportion_of_total = 10000,
 415                                 .offset = 1,
 416                                 .offset_relative_to_alignmask = true,
 417                         },
 418                 },
 419                 .finalization_type = FINALIZATION_TYPE_DIGEST,
 420                 .key_offset = 1,
 421                 .key_offset_relative_to_alignmask = true,
 422         }, {
 423                 .name = "init+update+update+final two even splits",
 424                 .src_divs = {
 425                         { .proportion_of_total = 5000 },
 426                         {
 427                                 .proportion_of_total = 5000,
 428                                 .flush_type = FLUSH_TYPE_FLUSH,
 429                         },
 430                 },
 431                 .finalization_type = FINALIZATION_TYPE_FINAL,
 432         }, {
 433                 .name = "digest uneven misaligned splits, may sleep",
 434                 .req_flags = CRYPTO_TFM_REQ_MAY_SLEEP,
 435                 .src_divs = {
 436                         { .proportion_of_total = 1900, .offset = 33 },
 437                         { .proportion_of_total = 3300, .offset = 7  },
 438                         { .proportion_of_total = 4800, .offset = 18 },
 439                 },
 440                 .finalization_type = FINALIZATION_TYPE_DIGEST,
 441         }, {
 442                 .name = "digest misaligned splits crossing pages",
 443                 .src_divs = {
 444                         {
 445                                 .proportion_of_total = 7500,
 446                                 .offset = PAGE_SIZE - 32,
 447                         }, {
 448                                 .proportion_of_total = 2500,
 449                                 .offset = PAGE_SIZE - 7,
 450                         },
 451                 },
 452                 .finalization_type = FINALIZATION_TYPE_DIGEST,
 453         }, {
 454                 .name = "import/export",
 455                 .src_divs = {
 456                         {
 457                                 .proportion_of_total = 6500,
 458                                 .flush_type = FLUSH_TYPE_REIMPORT,
 459                         }, {
 460                                 .proportion_of_total = 3500,
 461                                 .flush_type = FLUSH_TYPE_REIMPORT,
 462                         },
 463                 },
 464                 .finalization_type = FINALIZATION_TYPE_FINAL,
 465         }
 466 };
 467
 468 static unsigned int count_test_sg_divisions(const struct test_sg_division *divs)
 469 {
 470         unsigned int remaining = TEST_SG_TOTAL;
 471         unsigned int ndivs = 0;
 472
 473         do {
 474                 remaining -= divs[ndivs++].proportion_of_total;
 475         } while (remaining);
 476
 477         return ndivs;
 478 }
 479
 480 #define SGDIVS_HAVE_FLUSHES     BIT(0)
 481 #define SGDIVS_HAVE_NOSIMD      BIT(1)
 482
 483 static bool valid_sg_divisions(const struct test_sg_division *divs,
 484                                unsigned int count, int *flags_ret)
 485 {
 486         unsigned int total = 0;
 487         unsigned int i;
 488
 489         for (i = 0; i < count && total != TEST_SG_TOTAL; i++) {
 490                 if (divs[i].proportion_of_total <= 0 ||
 491                     divs[i].proportion_of_total > TEST_SG_TOTAL - total)
 492                         return false;
 493                 total += divs[i].proportion_of_total;
 494                 if (divs[i].flush_type != FLUSH_TYPE_NONE)
 495                         *flags_ret |= SGDIVS_HAVE_FLUSHES;
 496                 if (divs[i].nosimd)
 497                         *flags_ret |= SGDIVS_HAVE_NOSIMD;
 498         }
 499         return total == TEST_SG_TOTAL &&
 500                 memchr_inv(&divs[i], 0, (count - i) * sizeof(divs[0])) == NULL;
 501 }
 502
 503 /*
 504  * Check whether the given testvec_config is valid.  This isn't strictly needed
 505  * since every testvec_config should be valid, but check anyway so that people
 506  * don't unknowingly add broken configs that don't do what they wanted.
 507  */
 508 static bool valid_testvec_config(const struct testvec_config *cfg)
 509 {
 510         int flags = 0;
 511
 512         if (cfg->name == NULL)
 513                 return false;
 514
 515         if (!valid_sg_divisions(cfg->src_divs, ARRAY_SIZE(cfg->src_divs),
 516                                 &flags))
 517                 return false;
 518
 519         if (cfg->dst_divs[0].proportion_of_total) {
 520                 if (!valid_sg_divisions(cfg->dst_divs,
 521                                         ARRAY_SIZE(cfg->dst_divs), &flags))
 522                         return false;
 523         } else {
 524                 if (memchr_inv(cfg->dst_divs, 0, sizeof(cfg->dst_divs)))
 525                         return false;
 526                 /* defaults to dst_divs=src_divs */
 527         }
 528
 529         if (cfg->iv_offset +
 530             (cfg->iv_offset_relative_to_alignmask ? MAX_ALGAPI_ALIGNMASK : 0) >
 531             MAX_ALGAPI_ALIGNMASK + 1)
 532                 return false;
 533
 534         if ((flags & (SGDIVS_HAVE_FLUSHES | SGDIVS_HAVE_NOSIMD)) &&
 535             cfg->finalization_type == FINALIZATION_TYPE_DIGEST)
 536                 return false;
 537
 538         if ((cfg->nosimd || (flags & SGDIVS_HAVE_NOSIMD)) &&
 539             (cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP))
 540                 return false;
 541
 542         return true;
 543 }
 544
 545 struct test_sglist {
 546         char *bufs[XBUFSIZE];
 547         struct scatterlist sgl[XBUFSIZE];
 548         struct scatterlist sgl_saved[XBUFSIZE];
 549         struct scatterlist *sgl_ptr;
 550         unsigned int nents;
 551 };
 552
 553 static int init_test_sglist(struct test_sglist *tsgl)
 554 {
 555         return __testmgr_alloc_buf(tsgl->bufs, 1 /* two pages per buffer */);
 556 }
 557
 558 static void destroy_test_sglist(struct test_sglist *tsgl)
 559 {
 560         return __testmgr_free_buf(tsgl->bufs, 1 /* two pages per buffer */);
 561 }
 562
 563 /**
 564  * build_test_sglist() - build a scatterlist for a crypto test
 565  *
 566  * @tsgl: the scatterlist to build.  @tsgl->bufs[] contains an array of 2-page
 567  *        buffers which the scatterlist @tsgl->sgl[] will be made to point into.
 568  * @divs: the layout specification on which the scatterlist will be based
 569  * @alignmask: the algorithm's alignmask
 570  * @total_len: the total length of the scatterlist to build in bytes
 571  * @data: if non-NULL, the buffers will be filled with this data until it ends.
 572  *        Otherwise the buffers will be poisoned.  In both cases, some bytes
 573  *        past the end of each buffer will be poisoned to help detect overruns.
 574  * @out_divs: if non-NULL, the test_sg_division to which each scatterlist entry
 575  *            corresponds will be returned here.  This will match @divs except
 576  *            that divisions resolving to a length of 0 are omitted as they are
 577  *            not included in the scatterlist.
 578  *
 579  * Return: 0 or a -errno value
 580  */
 581 static int build_test_sglist(struct test_sglist *tsgl,
 582                              const struct test_sg_division *divs,
 583                              const unsigned int alignmask,
 584                              const unsigned int total_len,
 585                              struct iov_iter *data,
 586                              const struct test_sg_division *out_divs[XBUFSIZE])
 587 {
 588         struct {
 589                 const struct test_sg_division *div;
 590                 size_t length;
 591         } partitions[XBUFSIZE];
 592         const unsigned int ndivs = count_test_sg_divisions(divs);
 593         unsigned int len_remaining = total_len;
 594         unsigned int i;
 595
 596         BUILD_BUG_ON(ARRAY_SIZE(partitions) != ARRAY_SIZE(tsgl->sgl));
 597         if (WARN_ON(ndivs > ARRAY_SIZE(partitions)))
 598                 return -EINVAL;
 599
 600         /* Calculate the (div, length) pairs */
 601         tsgl->nents = 0;
 602         for (i = 0; i < ndivs; i++) {
 603                 unsigned int len_this_sg =
 604                         min(len_remaining,
 605                             (total_len * divs[i].proportion_of_total +
 606                              TEST_SG_TOTAL / 2) / TEST_SG_TOTAL);
 607
 608                 if (len_this_sg != 0) {
 609                         partitions[tsgl->nents].div = &divs[i];
 610                         partitions[tsgl->nents].length = len_this_sg;
 611                         tsgl->nents++;
 612                         len_remaining -= len_this_sg;
 613                 }
 614         }
 615         if (tsgl->nents == 0) {
 616                 partitions[tsgl->nents].div = &divs[0];
 617                 partitions[tsgl->nents].length = 0;
 618                 tsgl->nents++;
 619         }
 620         partitions[tsgl->nents - 1].length += len_remaining;
 621
 622         /* Set up the sgl entries and fill the data or poison */
 623         sg_init_table(tsgl->sgl, tsgl->nents);
 624         for (i = 0; i < tsgl->nents; i++) {
 625                 unsigned int offset = partitions[i].div->offset;
 626                 void *addr;
 627
 628                 if (partitions[i].div->offset_relative_to_alignmask)
 629                         offset += alignmask;
 630
 631                 while (offset + partitions[i].length + TESTMGR_POISON_LEN >
 632                        2 * PAGE_SIZE) {
 633                         if (WARN_ON(offset <= 0))
 634                                 return -EINVAL;
 635                         offset /= 2;
 636                 }
 637
 638                 addr = &tsgl->bufs[i][offset];
 639                 sg_set_buf(&tsgl->sgl[i], addr, partitions[i].length);
 640
 641                 if (out_divs)
 642                         out_divs[i] = partitions[i].div;
 643
 644                 if (data) {
 645                         size_t copy_len, copied;
 646
 647                         copy_len = min(partitions[i].length, data->count);
 648                         copied = copy_from_iter(addr, copy_len, data);
 649                         if (WARN_ON(copied != copy_len))
 650                                 return -EINVAL;
 651                         testmgr_poison(addr + copy_len, partitions[i].length +
 652                                        TESTMGR_POISON_LEN - copy_len);
 653                 } else {
 654                         testmgr_poison(addr, partitions[i].length +
 655                                        TESTMGR_POISON_LEN);
 656                 }
 657         }
 658
 659         sg_mark_end(&tsgl->sgl[tsgl->nents - 1]);
 660         tsgl->sgl_ptr = tsgl->sgl;
 661         memcpy(tsgl->sgl_saved, tsgl->sgl, tsgl->nents * sizeof(tsgl->sgl[0]));
 662         return 0;
 663 }
 664
 665 /*
 666  * Verify that a scatterlist crypto operation produced the correct output.
 667  *
 668  * @tsgl: scatterlist containing the actual output
 669  * @expected_output: buffer containing the expected output
 670  * @len_to_check: length of @expected_output in bytes
 671  * @unchecked_prefix_len: number of ignored bytes in @tsgl prior to real result
 672  * @check_poison: verify that the poison bytes after each chunk are intact?
 673  *
 674  * Return: 0 if correct, -EINVAL if incorrect, -EOVERFLOW if buffer overrun.
 675  */
 676 static int verify_correct_output(const struct test_sglist *tsgl,
 677                                  const char *expected_output,
 678                                  unsigned int len_to_check,
 679                                  unsigned int unchecked_prefix_len,
 680                                  bool check_poison)
 681 {
 682         unsigned int i;
 683
 684         for (i = 0; i < tsgl->nents; i++) {
 685                 struct scatterlist *sg = &tsgl->sgl_ptr[i];
 686                 unsigned int len = sg->length;
 687                 unsigned int offset = sg->offset;
 688                 const char *actual_output;
 689
 690                 if (unchecked_prefix_len) {
 691                         if (unchecked_prefix_len >= len) {
 692                                 unchecked_prefix_len -= len;
 693                                 continue;
 694                         }
 695                         offset += unchecked_prefix_len;
 696                         len -= unchecked_prefix_len;
 697                         unchecked_prefix_len = 0;
 698                 }
 699                 len = min(len, len_to_check);
 700                 actual_output = page_address(sg_page(sg)) + offset;
 701                 if (memcmp(expected_output, actual_output, len) != 0)
 702                         return -EINVAL;
 703                 if (check_poison &&
 704                     !testmgr_is_poison(actual_output + len, TESTMGR_POISON_LEN))
 705                         return -EOVERFLOW;
 706                 len_to_check -= len;
 707                 expected_output += len;
 708         }
 709         if (WARN_ON(len_to_check != 0))
 710                 return -EINVAL;
 711         return 0;
 712 }
 713
 714 static bool is_test_sglist_corrupted(const struct test_sglist *tsgl)
 715 {
 716         unsigned int i;
 717
 718         for (i = 0; i < tsgl->nents; i++) {
 719                 if (tsgl->sgl[i].page_link != tsgl->sgl_saved[i].page_link)
 720                         return true;
 721                 if (tsgl->sgl[i].offset != tsgl->sgl_saved[i].offset)
 722                         return true;
 723                 if (tsgl->sgl[i].length != tsgl->sgl_saved[i].length)
 724                         return true;
 725         }
 726         return false;
 727 }
 728
 729 struct cipher_test_sglists {
 730         struct test_sglist src;
 731         struct test_sglist dst;
 732 };
 733
 734 static struct cipher_test_sglists *alloc_cipher_test_sglists(void)
 735 {
 736         struct cipher_test_sglists *tsgls;
 737
 738         tsgls = kmalloc(sizeof(*tsgls), GFP_KERNEL);
 739         if (!tsgls)
 740                 return NULL;
 741
 742         if (init_test_sglist(&tsgls->src) != 0)
 743                 goto fail_kfree;
 744         if (init_test_sglist(&tsgls->dst) != 0)
 745                 goto fail_destroy_src;
 746
 747         return tsgls;
 748
 749 fail_destroy_src:
 750         destroy_test_sglist(&tsgls->src);
 751 fail_kfree:
 752         kfree(tsgls);
 753         return NULL;
 754 }
 755
 756 static void free_cipher_test_sglists(struct cipher_test_sglists *tsgls)
 757 {
 758         if (tsgls) {
 759                 destroy_test_sglist(&tsgls->src);
 760                 destroy_test_sglist(&tsgls->dst);
 761                 kfree(tsgls);
 762         }
 763 }
 764
 765 /* Build the src and dst scatterlists for an skcipher or AEAD test */
 766 static int build_cipher_test_sglists(struct cipher_test_sglists *tsgls,
 767                                      const struct testvec_config *cfg,
 768                                      unsigned int alignmask,
 769                                      unsigned int src_total_len,
 770                                      unsigned int dst_total_len,
 771                                      const struct kvec *inputs,
 772                                      unsigned int nr_inputs)
 773 {
 774         struct iov_iter input;
 775         int err;
 776
 777         iov_iter_kvec(&input, ITER_SOURCE, inputs, nr_inputs, src_total_len);
 778         err = build_test_sglist(&tsgls->src, cfg->src_divs, alignmask,
 779                                 cfg->inplace_mode != OUT_OF_PLACE ?
 780                                         max(dst_total_len, src_total_len) :
 781                                         src_total_len,
 782                                 &input, NULL);
 783         if (err)
 784                 return err;
 785
 786         /*
 787          * In-place crypto operations can use the same scatterlist for both the
 788          * source and destination (req->src == req->dst), or can use separate
 789          * scatterlists (req->src != req->dst) which point to the same
 790          * underlying memory.  Make sure to test both cases.
 791          */
 792         if (cfg->inplace_mode == INPLACE_ONE_SGLIST) {
 793                 tsgls->dst.sgl_ptr = tsgls->src.sgl;
 794                 tsgls->dst.nents = tsgls->src.nents;
 795                 return 0;
 796         }
 797         if (cfg->inplace_mode == INPLACE_TWO_SGLISTS) {
 798                 /*
 799                  * For now we keep it simple and only test the case where the
 800                  * two scatterlists have identical entries, rather than
 801                  * different entries that split up the same memory differently.
 802                  */
 803                 memcpy(tsgls->dst.sgl, tsgls->src.sgl,
 804                        tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
 805                 memcpy(tsgls->dst.sgl_saved, tsgls->src.sgl,
 806                        tsgls->src.nents * sizeof(tsgls->src.sgl[0]));
 807                 tsgls->dst.sgl_ptr = tsgls->dst.sgl;
 808                 tsgls->dst.nents = tsgls->src.nents;
 809                 return 0;
 810         }
 811         /* Out of place */
 812         return build_test_sglist(&tsgls->dst,
 813                                  cfg->dst_divs[0].proportion_of_total ?
 814                                         cfg->dst_divs : cfg->src_divs,
 815                                  alignmask, dst_total_len, NULL, NULL);
 816 }
 817
 818 /*
 819  * Support for testing passing a misaligned key to setkey():
 820  *
 821  * If cfg->key_offset is set, copy the key into a new buffer at that offset,
 822  * optionally adding alignmask.  Else, just use the key directly.
 823  */
 824 static int prepare_keybuf(const u8 *key, unsigned int ksize,
 825                           const struct testvec_config *cfg,
 826                           unsigned int alignmask,
 827                           const u8 **keybuf_ret, const u8 **keyptr_ret)
 828 {
 829         unsigned int key_offset = cfg->key_offset;
 830         u8 *keybuf = NULL, *keyptr = (u8 *)key;
 831
 832         if (key_offset != 0) {
 833                 if (cfg->key_offset_relative_to_alignmask)
 834                         key_offset += alignmask;
 835                 keybuf = kmalloc(key_offset + ksize, GFP_KERNEL);
 836                 if (!keybuf)
 837                         return -ENOMEM;
 838                 keyptr = keybuf + key_offset;
 839                 memcpy(keyptr, key, ksize);
 840         }
 841         *keybuf_ret = keybuf;
 842         *keyptr_ret = keyptr;
 843         return 0;
 844 }
 845
 846 /* Like setkey_f(tfm, key, ksize), but sometimes misalign the key */
 847 #define do_setkey(setkey_f, tfm, key, ksize, cfg, alignmask)            \
 848 ({                                                                      \
 849         const u8 *keybuf, *keyptr;                                      \
 850         int err;                                                        \
 851                                                                         \
 852         err = prepare_keybuf((key), (ksize), (cfg), (alignmask),        \
 853                              &keybuf, &keyptr);                         \
 854         if (err == 0) {                                                 \
 855                 err = setkey_f((tfm), keyptr, (ksize));                 \
 856                 kfree(keybuf);                                          \
 857         }                                                               \
 858         err;                                                            \
 859 })
 860
 861 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
 862
 863 /*
 864  * The fuzz tests use prandom instead of the normal Linux RNG since they don't
 865  * need cryptographically secure random numbers.  This greatly improves the
 866  * performance of these tests, especially if they are run before the Linux RNG
 867  * has been initialized or if they are run on a lockdep-enabled kernel.
 868  */
 869
 870 static inline void init_rnd_state(struct rnd_state *rng)
 871 {
 872         prandom_seed_state(rng, get_random_u64());
 873 }
 874
 875 static inline u8 prandom_u8(struct rnd_state *rng)
 876 {
 877         return prandom_u32_state(rng);
 878 }
 879
 880 static inline u32 prandom_u32_below(struct rnd_state *rng, u32 ceil)
 881 {
 882         /*
 883          * This is slightly biased for non-power-of-2 values of 'ceil', but this
 884          * isn't important here.
 885          */
 886         return prandom_u32_state(rng) % ceil;
 887 }
 888
 889 static inline bool prandom_bool(struct rnd_state *rng)
 890 {
 891         return prandom_u32_below(rng, 2);
 892 }
 893
 894 static inline u32 prandom_u32_inclusive(struct rnd_state *rng,
 895                                         u32 floor, u32 ceil)
 896 {
 897         return floor + prandom_u32_below(rng, ceil - floor + 1);
 898 }
 899
 900 /* Generate a random length in range [0, max_len], but prefer smaller values */
 901 static unsigned int generate_random_length(struct rnd_state *rng,
 902                                            unsigned int max_len)
 903 {
 904         unsigned int len = prandom_u32_below(rng, max_len + 1);
 905
 906         switch (prandom_u32_below(rng, 4)) {
 907         case 0:
 908                 return len % 64;
 909         case 1:
 910                 return len % 256;
 911         case 2:
 912                 return len % 1024;
 913         default:
 914                 return len;
 915         }
 916 }
 917
 918 /* Flip a random bit in the given nonempty data buffer */
 919 static void flip_random_bit(struct rnd_state *rng, u8 *buf, size_t size)
 920 {
 921         size_t bitpos;
 922
 923         bitpos = prandom_u32_below(rng, size * 8);
 924         buf[bitpos / 8] ^= 1 << (bitpos % 8);
 925 }
 926
 927 /* Flip a random byte in the given nonempty data buffer */
 928 static void flip_random_byte(struct rnd_state *rng, u8 *buf, size_t size)
 929 {
 930         buf[prandom_u32_below(rng, size)] ^= 0xff;
 931 }
 932
 933 /* Sometimes make some random changes to the given nonempty data buffer */
 934 static void mutate_buffer(struct rnd_state *rng, u8 *buf, size_t size)
 935 {
 936         size_t num_flips;
 937         size_t i;
 938
 939         /* Sometimes flip some bits */
 940         if (prandom_u32_below(rng, 4) == 0) {
 941                 num_flips = min_t(size_t, 1 << prandom_u32_below(rng, 8),
 942                                   size * 8);
 943                 for (i = 0; i < num_flips; i++)
 944                         flip_random_bit(rng, buf, size);
 945         }
 946
 947         /* Sometimes flip some bytes */
 948         if (prandom_u32_below(rng, 4) == 0) {
 949                 num_flips = min_t(size_t, 1 << prandom_u32_below(rng, 8), size);
 950                 for (i = 0; i < num_flips; i++)
 951                         flip_random_byte(rng, buf, size);
 952         }
 953 }
 954
 955 /* Randomly generate 'count' bytes, but sometimes make them "interesting" */
 956 static void generate_random_bytes(struct rnd_state *rng, u8 *buf, size_t count)
 957 {
 958         u8 b;
 959         u8 increment;
 960         size_t i;
 961
 962         if (count == 0)
 963                 return;
 964
 965         switch (prandom_u32_below(rng, 8)) { /* Choose a generation strategy */
 966         case 0:
 967         case 1:
 968                 /* All the same byte, plus optional mutations */
 969                 switch (prandom_u32_below(rng, 4)) {
 970                 case 0:
 971                         b = 0x00;
 972                         break;
 973                 case 1:
 974                         b = 0xff;
 975                         break;
 976                 default:
 977                         b = prandom_u8(rng);
 978                         break;
 979                 }
 980                 memset(buf, b, count);
 981                 mutate_buffer(rng, buf, count);
 982                 break;
 983         case 2:
 984                 /* Ascending or descending bytes, plus optional mutations */
 985                 increment = prandom_u8(rng);
 986                 b = prandom_u8(rng);
 987                 for (i = 0; i < count; i++, b += increment)
 988                         buf[i] = b;
 989                 mutate_buffer(rng, buf, count);
 990                 break;
 991         default:
 992                 /* Fully random bytes */
 993                 prandom_bytes_state(rng, buf, count);
 994         }
 995 }
 996
 997 static char *generate_random_sgl_divisions(struct rnd_state *rng,
 998                                            struct test_sg_division *divs,
 999                                            size_t max_divs, char *p, char *end,
1000                                            bool gen_flushes, u32 req_flags)
1001 {
1002         struct test_sg_division *div = divs;
1003         unsigned int remaining = TEST_SG_TOTAL;
1004
1005         do {
1006                 unsigned int this_len;
1007                 const char *flushtype_str;
1008
1009                 if (div == &divs[max_divs - 1] || prandom_bool(rng))
1010                         this_len = remaining;
1011                 else
1012                         this_len = prandom_u32_inclusive(rng, 1, remaining);
1013                 div->proportion_of_total = this_len;
1014
1015                 if (prandom_u32_below(rng, 4) == 0)
1016                         div->offset = prandom_u32_inclusive(rng,
1017                                                             PAGE_SIZE - 128,
1018                                                             PAGE_SIZE - 1);
1019                 else if (prandom_bool(rng))
1020                         div->offset = prandom_u32_below(rng, 32);
1021                 else
1022                         div->offset = prandom_u32_below(rng, PAGE_SIZE);
1023                 if (prandom_u32_below(rng, 8) == 0)
1024                         div->offset_relative_to_alignmask = true;
1025
1026                 div->flush_type = FLUSH_TYPE_NONE;
1027                 if (gen_flushes) {
1028                         switch (prandom_u32_below(rng, 4)) {
1029                         case 0:
1030                                 div->flush_type = FLUSH_TYPE_REIMPORT;
1031                                 break;
1032                         case 1:
1033                                 div->flush_type = FLUSH_TYPE_FLUSH;
1034                                 break;
1035                         }
1036                 }
1037
1038                 if (div->flush_type != FLUSH_TYPE_NONE &&
1039                     !(req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) &&
1040                     prandom_bool(rng))
1041                         div->nosimd = true;
1042
1043                 switch (div->flush_type) {
1044                 case FLUSH_TYPE_FLUSH:
1045                         if (div->nosimd)
1046                                 flushtype_str = "<flush,nosimd>";
1047                         else
1048                                 flushtype_str = "<flush>";
1049                         break;
1050                 case FLUSH_TYPE_REIMPORT:
1051                         if (div->nosimd)
1052                                 flushtype_str = "<reimport,nosimd>";
1053                         else
1054                                 flushtype_str = "<reimport>";
1055                         break;
1056                 default:
1057                         flushtype_str = "";
1058                         break;
1059                 }
1060
1061                 BUILD_BUG_ON(TEST_SG_TOTAL != 10000); /* for "%u.%u%%" */
1062                 p += scnprintf(p, end - p, "%s%u.%u%%@%s+%u%s", flushtype_str,
1063                                this_len / 100, this_len % 100,
1064                                div->offset_relative_to_alignmask ?
1065                                         "alignmask" : "",
1066                                div->offset, this_len == remaining ? "" : ", ");
1067                 remaining -= this_len;
1068                 div++;
1069         } while (remaining);
1070
1071         return p;
1072 }
1073
1074 /* Generate a random testvec_config for fuzz testing */
1075 static void generate_random_testvec_config(struct rnd_state *rng,
1076                                            struct testvec_config *cfg,
1077                                            char *name, size_t max_namelen)
1078 {
1079         char *p = name;
1080         char * const end = name + max_namelen;
1081
1082         memset(cfg, 0, sizeof(*cfg));
1083
1084         cfg->name = name;
1085
1086         p += scnprintf(p, end - p, "random:");
1087
1088         switch (prandom_u32_below(rng, 4)) {
1089         case 0:
1090         case 1:
1091                 cfg->inplace_mode = OUT_OF_PLACE;
1092                 break;
1093         case 2:
1094                 cfg->inplace_mode = INPLACE_ONE_SGLIST;
1095                 p += scnprintf(p, end - p, " inplace_one_sglist");
1096                 break;
1097         default:
1098                 cfg->inplace_mode = INPLACE_TWO_SGLISTS;
1099                 p += scnprintf(p, end - p, " inplace_two_sglists");
1100                 break;
1101         }
1102
1103         if (prandom_bool(rng)) {
1104                 cfg->req_flags |= CRYPTO_TFM_REQ_MAY_SLEEP;
1105                 p += scnprintf(p, end - p, " may_sleep");
1106         }
1107
1108         switch (prandom_u32_below(rng, 4)) {
1109         case 0:
1110                 cfg->finalization_type = FINALIZATION_TYPE_FINAL;
1111                 p += scnprintf(p, end - p, " use_final");
1112                 break;
1113         case 1:
1114                 cfg->finalization_type = FINALIZATION_TYPE_FINUP;
1115                 p += scnprintf(p, end - p, " use_finup");
1116                 break;
1117         default:
1118                 cfg->finalization_type = FINALIZATION_TYPE_DIGEST;
1119                 p += scnprintf(p, end - p, " use_digest");
1120                 break;
1121         }
1122
1123         if (!(cfg->req_flags & CRYPTO_TFM_REQ_MAY_SLEEP) && prandom_bool(rng)) {
1124                 cfg->nosimd = true;
1125                 p += scnprintf(p, end - p, " nosimd");
1126         }
1127
1128         p += scnprintf(p, end - p, " src_divs=[");
1129         p = generate_random_sgl_divisions(rng, cfg->src_divs,
1130                                           ARRAY_SIZE(cfg->src_divs), p, end,
1131                                           (cfg->finalization_type !=
1132                                            FINALIZATION_TYPE_DIGEST),
1133                                           cfg->req_flags);
1134         p += scnprintf(p, end - p, "]");
1135
1136         if (cfg->inplace_mode == OUT_OF_PLACE && prandom_bool(rng)) {
1137                 p += scnprintf(p, end - p, " dst_divs=[");
1138                 p = generate_random_sgl_divisions(rng, cfg->dst_divs,
1139                                                   ARRAY_SIZE(cfg->dst_divs),
1140                                                   p, end, false,
1141                                                   cfg->req_flags);
1142                 p += scnprintf(p, end - p, "]");
1143         }
1144
1145         if (prandom_bool(rng)) {
1146                 cfg->iv_offset = prandom_u32_inclusive(rng, 1,
1147                                                        MAX_ALGAPI_ALIGNMASK);
1148                 p += scnprintf(p, end - p, " iv_offset=%u", cfg->iv_offset);
1149         }
1150
1151         if (prandom_bool(rng)) {
1152                 cfg->key_offset = prandom_u32_inclusive(rng, 1,
1153                                                         MAX_ALGAPI_ALIGNMASK);
1154                 p += scnprintf(p, end - p, " key_offset=%u", cfg->key_offset);
1155         }
1156
1157         WARN_ON_ONCE(!valid_testvec_config(cfg));
1158 }
1159
1160 static void crypto_disable_simd_for_test(void)
1161 {
1162         migrate_disable();
1163         __this_cpu_write(crypto_simd_disabled_for_test, true);
1164 }
1165
1166 static void crypto_reenable_simd_for_test(void)
1167 {
1168         __this_cpu_write(crypto_simd_disabled_for_test, false);
1169         migrate_enable();
1170 }
1171
1172 /*
1173  * Given an algorithm name, build the name of the generic implementation of that
1174  * algorithm, assuming the usual naming convention.  Specifically, this appends
1175  * "-generic" to every part of the name that is not a template name.  Examples:
1176  *
1177  *      aes => aes-generic
1178  *      cbc(aes) => cbc(aes-generic)
1179  *      cts(cbc(aes)) => cts(cbc(aes-generic))
1180  *      rfc7539(chacha20,poly1305) => rfc7539(chacha20-generic,poly1305-generic)
1181  *
1182  * Return: 0 on success, or -ENAMETOOLONG if the generic name would be too long
1183  */
1184 static int build_generic_driver_name(const char *algname,
1185                                      char driver_name[CRYPTO_MAX_ALG_NAME])
1186 {
1187         const char *in = algname;
1188         char *out = driver_name;
1189         size_t len = strlen(algname);
1190
1191         if (len >= CRYPTO_MAX_ALG_NAME)
1192                 goto too_long;
1193         do {
1194                 const char *in_saved = in;
1195
1196                 while (*in && *in != '(' && *in != ')' && *in != ',')
1197                         *out++ = *in++;
1198                 if (*in != '(' && in > in_saved) {
1199                         len += 8;
1200                         if (len >= CRYPTO_MAX_ALG_NAME)
1201                                 goto too_long;
1202                         memcpy(out, "-generic", 8);
1203                         out += 8;
1204                 }
1205         } while ((*out++ = *in++) != '\0');
1206         return 0;
1207
1208 too_long:
1209         pr_err("alg: generic driver name for \"%s\" would be too long\n",
1210                algname);
1211         return -ENAMETOOLONG;
1212 }
1213 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1214 static void crypto_disable_simd_for_test(void)
1215 {
1216 }
1217
1218 static void crypto_reenable_simd_for_test(void)
1219 {
1220 }
1221 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1222
1223 static int build_hash_sglist(struct test_sglist *tsgl,
1224                              const struct hash_testvec *vec,
1225                              const struct testvec_config *cfg,
1226                              unsigned int alignmask,
1227                              const struct test_sg_division *divs[XBUFSIZE])
1228 {
1229         struct kvec kv;
1230         struct iov_iter input;
1231
1232         kv.iov_base = (void *)vec->plaintext;
1233         kv.iov_len = vec->psize;
1234         iov_iter_kvec(&input, ITER_SOURCE, &kv, 1, vec->psize);
1235         return build_test_sglist(tsgl, cfg->src_divs, alignmask, vec->psize,
1236                                  &input, divs);
1237 }
1238
1239 static int check_hash_result(const char *type,
1240                              const u8 *result, unsigned int digestsize,
1241                              const struct hash_testvec *vec,
1242                              const char *vec_name,
1243                              const char *driver,
1244                              const struct testvec_config *cfg)
1245 {
1246         if (memcmp(result, vec->digest, digestsize) != 0) {
1247                 pr_err("alg: %s: %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
1248                        type, driver, vec_name, cfg->name);
1249                 return -EINVAL;
1250         }
1251         if (!testmgr_is_poison(&result[digestsize], TESTMGR_POISON_LEN)) {
1252                 pr_err("alg: %s: %s overran result buffer on test vector %s, cfg=\"%s\"\n",
1253                        type, driver, vec_name, cfg->name);
1254                 return -EOVERFLOW;
1255         }
1256         return 0;
1257 }
1258
1259 static inline int check_shash_op(const char *op, int err,
1260                                  const char *driver, const char *vec_name,
1261                                  const struct testvec_config *cfg)
1262 {
1263         if (err)
1264                 pr_err("alg: shash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1265                        driver, op, err, vec_name, cfg->name);
1266         return err;
1267 }
1268
1269 /* Test one hash test vector in one configuration, using the shash API */
1270 static int test_shash_vec_cfg(const struct hash_testvec *vec,
1271                               const char *vec_name,
1272                               const struct testvec_config *cfg,
1273                               struct shash_desc *desc,
1274                               struct test_sglist *tsgl,
1275                               u8 *hashstate)
1276 {
1277         struct crypto_shash *tfm = desc->tfm;
1278         const unsigned int digestsize = crypto_shash_digestsize(tfm);
1279         const unsigned int statesize = crypto_shash_statesize(tfm);
1280         const char *driver = crypto_shash_driver_name(tfm);
1281         const struct test_sg_division *divs[XBUFSIZE];
1282         unsigned int i;
1283         u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1284         int err;
1285
1286         /* Set the key, if specified */
1287         if (vec->ksize) {
1288                 err = do_setkey(crypto_shash_setkey, tfm, vec->key, vec->ksize,
1289                                 cfg, 0);
1290                 if (err) {
1291                         if (err == vec->setkey_error)
1292                                 return 0;
1293                         pr_err("alg: shash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1294                                driver, vec_name, vec->setkey_error, err,
1295                                crypto_shash_get_flags(tfm));
1296                         return err;
1297                 }
1298                 if (vec->setkey_error) {
1299                         pr_err("alg: shash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1300                                driver, vec_name, vec->setkey_error);
1301                         return -EINVAL;
1302                 }
1303         }
1304
1305         /* Build the scatterlist for the source data */
1306         err = build_hash_sglist(tsgl, vec, cfg, 0, divs);
1307         if (err) {
1308                 pr_err("alg: shash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1309                        driver, vec_name, cfg->name);
1310                 return err;
1311         }
1312
1313         /* Do the actual hashing */
1314
1315         testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1316         testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1317
1318         if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1319             vec->digest_error) {
1320                 /* Just using digest() */
1321                 if (tsgl->nents != 1)
1322                         return 0;
1323                 if (cfg->nosimd)
1324                         crypto_disable_simd_for_test();
1325                 err = crypto_shash_digest(desc, sg_virt(&tsgl->sgl[0]),
1326                                           tsgl->sgl[0].length, result);
1327                 if (cfg->nosimd)
1328                         crypto_reenable_simd_for_test();
1329                 if (err) {
1330                         if (err == vec->digest_error)
1331                                 return 0;
1332                         pr_err("alg: shash: %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: shash: %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         if (cfg->nosimd)
1348                 crypto_disable_simd_for_test();
1349         err = crypto_shash_init(desc);
1350         if (cfg->nosimd)
1351                 crypto_reenable_simd_for_test();
1352         err = check_shash_op("init", err, driver, vec_name, cfg);
1353         if (err)
1354                 return err;
1355
1356         for (i = 0; i < tsgl->nents; i++) {
1357                 if (i + 1 == tsgl->nents &&
1358                     cfg->finalization_type == FINALIZATION_TYPE_FINUP) {
1359                         if (divs[i]->nosimd)
1360                                 crypto_disable_simd_for_test();
1361                         err = crypto_shash_finup(desc, sg_virt(&tsgl->sgl[i]),
1362                                                  tsgl->sgl[i].length, result);
1363                         if (divs[i]->nosimd)
1364                                 crypto_reenable_simd_for_test();
1365                         err = check_shash_op("finup", err, driver, vec_name,
1366                                              cfg);
1367                         if (err)
1368                                 return err;
1369                         goto result_ready;
1370                 }
1371                 if (divs[i]->nosimd)
1372                         crypto_disable_simd_for_test();
1373                 err = crypto_shash_update(desc, sg_virt(&tsgl->sgl[i]),
1374                                           tsgl->sgl[i].length);
1375                 if (divs[i]->nosimd)
1376                         crypto_reenable_simd_for_test();
1377                 err = check_shash_op("update", err, driver, vec_name, cfg);
1378                 if (err)
1379                         return err;
1380                 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1381                         /* Test ->export() and ->import() */
1382                         testmgr_poison(hashstate + statesize,
1383                                        TESTMGR_POISON_LEN);
1384                         err = crypto_shash_export(desc, hashstate);
1385                         err = check_shash_op("export", err, driver, vec_name,
1386                                              cfg);
1387                         if (err)
1388                                 return err;
1389                         if (!testmgr_is_poison(hashstate + statesize,
1390                                                TESTMGR_POISON_LEN)) {
1391                                 pr_err("alg: shash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1392                                        driver, vec_name, cfg->name);
1393                                 return -EOVERFLOW;
1394                         }
1395                         testmgr_poison(desc->__ctx, crypto_shash_descsize(tfm));
1396                         err = crypto_shash_import(desc, hashstate);
1397                         err = check_shash_op("import", err, driver, vec_name,
1398                                              cfg);
1399                         if (err)
1400                                 return err;
1401                 }
1402         }
1403
1404         if (cfg->nosimd)
1405                 crypto_disable_simd_for_test();
1406         err = crypto_shash_final(desc, result);
1407         if (cfg->nosimd)
1408                 crypto_reenable_simd_for_test();
1409         err = check_shash_op("final", err, driver, vec_name, cfg);
1410         if (err)
1411                 return err;
1412 result_ready:
1413         return check_hash_result("shash", result, digestsize, vec, vec_name,
1414                                  driver, cfg);
1415 }
1416
1417 static int do_ahash_op(int (*op)(struct ahash_request *req),
1418                        struct ahash_request *req,
1419                        struct crypto_wait *wait, bool nosimd)
1420 {
1421         int err;
1422
1423         if (nosimd)
1424                 crypto_disable_simd_for_test();
1425
1426         err = op(req);
1427
1428         if (nosimd)
1429                 crypto_reenable_simd_for_test();
1430
1431         return crypto_wait_req(err, wait);
1432 }
1433
1434 static int check_nonfinal_ahash_op(const char *op, int err,
1435                                    u8 *result, unsigned int digestsize,
1436                                    const char *driver, const char *vec_name,
1437                                    const struct testvec_config *cfg)
1438 {
1439         if (err) {
1440                 pr_err("alg: ahash: %s %s() failed with err %d on test vector %s, cfg=\"%s\"\n",
1441                        driver, op, err, vec_name, cfg->name);
1442                 return err;
1443         }
1444         if (!testmgr_is_poison(result, digestsize)) {
1445                 pr_err("alg: ahash: %s %s() used result buffer on test vector %s, cfg=\"%s\"\n",
1446                        driver, op, vec_name, cfg->name);
1447                 return -EINVAL;
1448         }
1449         return 0;
1450 }
1451
1452 /* Test one hash test vector in one configuration, using the ahash API */
1453 static int test_ahash_vec_cfg(const struct hash_testvec *vec,
1454                               const char *vec_name,
1455                               const struct testvec_config *cfg,
1456                               struct ahash_request *req,
1457                               struct test_sglist *tsgl,
1458                               u8 *hashstate)
1459 {
1460         struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1461         const unsigned int alignmask = crypto_ahash_alignmask(tfm);
1462         const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1463         const unsigned int statesize = crypto_ahash_statesize(tfm);
1464         const char *driver = crypto_ahash_driver_name(tfm);
1465         const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
1466         const struct test_sg_division *divs[XBUFSIZE];
1467         DECLARE_CRYPTO_WAIT(wait);
1468         unsigned int i;
1469         struct scatterlist *pending_sgl;
1470         unsigned int pending_len;
1471         u8 result[HASH_MAX_DIGESTSIZE + TESTMGR_POISON_LEN];
1472         int err;
1473
1474         /* Set the key, if specified */
1475         if (vec->ksize) {
1476                 err = do_setkey(crypto_ahash_setkey, tfm, vec->key, vec->ksize,
1477                                 cfg, alignmask);
1478                 if (err) {
1479                         if (err == vec->setkey_error)
1480                                 return 0;
1481                         pr_err("alg: ahash: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
1482                                driver, vec_name, vec->setkey_error, err,
1483                                crypto_ahash_get_flags(tfm));
1484                         return err;
1485                 }
1486                 if (vec->setkey_error) {
1487                         pr_err("alg: ahash: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
1488                                driver, vec_name, vec->setkey_error);
1489                         return -EINVAL;
1490                 }
1491         }
1492
1493         /* Build the scatterlist for the source data */
1494         err = build_hash_sglist(tsgl, vec, cfg, alignmask, divs);
1495         if (err) {
1496                 pr_err("alg: ahash: %s: error preparing scatterlist for test vector %s, cfg=\"%s\"\n",
1497                        driver, vec_name, cfg->name);
1498                 return err;
1499         }
1500
1501         /* Do the actual hashing */
1502
1503         testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1504         testmgr_poison(result, digestsize + TESTMGR_POISON_LEN);
1505
1506         if (cfg->finalization_type == FINALIZATION_TYPE_DIGEST ||
1507             vec->digest_error) {
1508                 /* Just using digest() */
1509                 ahash_request_set_callback(req, req_flags, crypto_req_done,
1510                                            &wait);
1511                 ahash_request_set_crypt(req, tsgl->sgl, result, vec->psize);
1512                 err = do_ahash_op(crypto_ahash_digest, req, &wait, cfg->nosimd);
1513                 if (err) {
1514                         if (err == vec->digest_error)
1515                                 return 0;
1516                         pr_err("alg: ahash: %s digest() failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
1517                                driver, vec_name, vec->digest_error, err,
1518                                cfg->name);
1519                         return err;
1520                 }
1521                 if (vec->digest_error) {
1522                         pr_err("alg: ahash: %s digest() unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
1523                                driver, vec_name, vec->digest_error, cfg->name);
1524                         return -EINVAL;
1525                 }
1526                 goto result_ready;
1527         }
1528
1529         /* Using init(), zero or more update(), then final() or finup() */
1530
1531         ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1532         ahash_request_set_crypt(req, NULL, result, 0);
1533         err = do_ahash_op(crypto_ahash_init, req, &wait, cfg->nosimd);
1534         err = check_nonfinal_ahash_op("init", err, result, digestsize,
1535                                       driver, vec_name, cfg);
1536         if (err)
1537                 return err;
1538
1539         pending_sgl = NULL;
1540         pending_len = 0;
1541         for (i = 0; i < tsgl->nents; i++) {
1542                 if (divs[i]->flush_type != FLUSH_TYPE_NONE &&
1543                     pending_sgl != NULL) {
1544                         /* update() with the pending data */
1545                         ahash_request_set_callback(req, req_flags,
1546                                                    crypto_req_done, &wait);
1547                         ahash_request_set_crypt(req, pending_sgl, result,
1548                                                 pending_len);
1549                         err = do_ahash_op(crypto_ahash_update, req, &wait,
1550                                           divs[i]->nosimd);
1551                         err = check_nonfinal_ahash_op("update", err,
1552                                                       result, digestsize,
1553                                                       driver, vec_name, cfg);
1554                         if (err)
1555                                 return err;
1556                         pending_sgl = NULL;
1557                         pending_len = 0;
1558                 }
1559                 if (divs[i]->flush_type == FLUSH_TYPE_REIMPORT) {
1560                         /* Test ->export() and ->import() */
1561                         testmgr_poison(hashstate + statesize,
1562                                        TESTMGR_POISON_LEN);
1563                         err = crypto_ahash_export(req, hashstate);
1564                         err = check_nonfinal_ahash_op("export", err,
1565                                                       result, digestsize,
1566                                                       driver, vec_name, cfg);
1567                         if (err)
1568                                 return err;
1569                         if (!testmgr_is_poison(hashstate + statesize,
1570                                                TESTMGR_POISON_LEN)) {
1571                                 pr_err("alg: ahash: %s export() overran state buffer on test vector %s, cfg=\"%s\"\n",
1572                                        driver, vec_name, cfg->name);
1573                                 return -EOVERFLOW;
1574                         }
1575
1576                         testmgr_poison(req->__ctx, crypto_ahash_reqsize(tfm));
1577                         err = crypto_ahash_import(req, hashstate);
1578                         err = check_nonfinal_ahash_op("import", err,
1579                                                       result, digestsize,
1580                                                       driver, vec_name, cfg);
1581                         if (err)
1582                                 return err;
1583                 }
1584                 if (pending_sgl == NULL)
1585                         pending_sgl = &tsgl->sgl[i];
1586                 pending_len += tsgl->sgl[i].length;
1587         }
1588
1589         ahash_request_set_callback(req, req_flags, crypto_req_done, &wait);
1590         ahash_request_set_crypt(req, pending_sgl, result, pending_len);
1591         if (cfg->finalization_type == FINALIZATION_TYPE_FINAL) {
1592                 /* finish with update() and final() */
1593                 err = do_ahash_op(crypto_ahash_update, req, &wait, cfg->nosimd);
1594                 err = check_nonfinal_ahash_op("update", err, result, digestsize,
1595                                               driver, vec_name, cfg);
1596                 if (err)
1597                         return err;
1598                 err = do_ahash_op(crypto_ahash_final, req, &wait, cfg->nosimd);
1599                 if (err) {
1600                         pr_err("alg: ahash: %s final() failed with err %d on test vector %s, cfg=\"%s\"\n",
1601                                driver, err, vec_name, cfg->name);
1602                         return err;
1603                 }
1604         } else {
1605                 /* finish with finup() */
1606                 err = do_ahash_op(crypto_ahash_finup, req, &wait, cfg->nosimd);
1607                 if (err) {
1608                         pr_err("alg: ahash: %s finup() failed with err %d on test vector %s, cfg=\"%s\"\n",
1609                                driver, err, vec_name, cfg->name);
1610                         return err;
1611                 }
1612         }
1613
1614 result_ready:
1615         return check_hash_result("ahash", result, digestsize, vec, vec_name,
1616                                  driver, cfg);
1617 }
1618
1619 static int test_hash_vec_cfg(const struct hash_testvec *vec,
1620                              const char *vec_name,
1621                              const struct testvec_config *cfg,
1622                              struct ahash_request *req,
1623                              struct shash_desc *desc,
1624                              struct test_sglist *tsgl,
1625                              u8 *hashstate)
1626 {
1627         int err;
1628
1629         /*
1630          * For algorithms implemented as "shash", most bugs will be detected by
1631          * both the shash and ahash tests.  Test the shash API first so that the
1632          * failures involve less indirection, so are easier to debug.
1633          */
1634
1635         if (desc) {
1636                 err = test_shash_vec_cfg(vec, vec_name, cfg, desc, tsgl,
1637                                          hashstate);
1638                 if (err)
1639                         return err;
1640         }
1641
1642         return test_ahash_vec_cfg(vec, vec_name, cfg, req, tsgl, hashstate);
1643 }
1644
1645 static int test_hash_vec(const struct hash_testvec *vec, unsigned int vec_num,
1646                          struct ahash_request *req, struct shash_desc *desc,
1647                          struct test_sglist *tsgl, u8 *hashstate)
1648 {
1649         char vec_name[16];
1650         unsigned int i;
1651         int err;
1652
1653         sprintf(vec_name, "%u", vec_num);
1654
1655         for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++) {
1656                 err = test_hash_vec_cfg(vec, vec_name,
1657                                         &default_hash_testvec_configs[i],
1658                                         req, desc, tsgl, hashstate);
1659                 if (err)
1660                         return err;
1661         }
1662
1663 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1664         if (!noextratests) {
1665                 struct rnd_state rng;
1666                 struct testvec_config cfg;
1667                 char cfgname[TESTVEC_CONFIG_NAMELEN];
1668
1669                 init_rnd_state(&rng);
1670
1671                 for (i = 0; i < fuzz_iterations; i++) {
1672                         generate_random_testvec_config(&rng, &cfg, cfgname,
1673                                                        sizeof(cfgname));
1674                         err = test_hash_vec_cfg(vec, vec_name, &cfg,
1675                                                 req, desc, tsgl, hashstate);
1676                         if (err)
1677                                 return err;
1678                         cond_resched();
1679                 }
1680         }
1681 #endif
1682         return 0;
1683 }
1684
1685 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
1686 /*
1687  * Generate a hash test vector from the given implementation.
1688  * Assumes the buffers in 'vec' were already allocated.
1689  */
1690 static void generate_random_hash_testvec(struct rnd_state *rng,
1691                                          struct shash_desc *desc,
1692                                          struct hash_testvec *vec,
1693                                          unsigned int maxkeysize,
1694                                          unsigned int maxdatasize,
1695                                          char *name, size_t max_namelen)
1696 {
1697         /* Data */
1698         vec->psize = generate_random_length(rng, maxdatasize);
1699         generate_random_bytes(rng, (u8 *)vec->plaintext, vec->psize);
1700
1701         /*
1702          * Key: length in range [1, maxkeysize], but usually choose maxkeysize.
1703          * If algorithm is unkeyed, then maxkeysize == 0 and set ksize = 0.
1704          */
1705         vec->setkey_error = 0;
1706         vec->ksize = 0;
1707         if (maxkeysize) {
1708                 vec->ksize = maxkeysize;
1709                 if (prandom_u32_below(rng, 4) == 0)
1710                         vec->ksize = prandom_u32_inclusive(rng, 1, maxkeysize);
1711                 generate_random_bytes(rng, (u8 *)vec->key, vec->ksize);
1712
1713                 vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key,
1714                                                         vec->ksize);
1715                 /* If the key couldn't be set, no need to continue to digest. */
1716                 if (vec->setkey_error)
1717                         goto done;
1718         }
1719
1720         /* Digest */
1721         vec->digest_error = crypto_shash_digest(desc, vec->plaintext,
1722                                                 vec->psize, (u8 *)vec->digest);
1723 done:
1724         snprintf(name, max_namelen, "\"random: psize=%u ksize=%u\"",
1725                  vec->psize, vec->ksize);
1726 }
1727
1728 /*
1729  * Test the hash algorithm represented by @req against the corresponding generic
1730  * implementation, if one is available.
1731  */
1732 static int test_hash_vs_generic_impl(const char *generic_driver,
1733                                      unsigned int maxkeysize,
1734                                      struct ahash_request *req,
1735                                      struct shash_desc *desc,
1736                                      struct test_sglist *tsgl,
1737                                      u8 *hashstate)
1738 {
1739         struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
1740         const unsigned int digestsize = crypto_ahash_digestsize(tfm);
1741         const unsigned int blocksize = crypto_ahash_blocksize(tfm);
1742         const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
1743         const char *algname = crypto_hash_alg_common(tfm)->base.cra_name;
1744         const char *driver = crypto_ahash_driver_name(tfm);
1745         struct rnd_state rng;
1746         char _generic_driver[CRYPTO_MAX_ALG_NAME];
1747         struct crypto_shash *generic_tfm = NULL;
1748         struct shash_desc *generic_desc = NULL;
1749         unsigned int i;
1750         struct hash_testvec vec = { 0 };
1751         char vec_name[64];
1752         struct testvec_config *cfg;
1753         char cfgname[TESTVEC_CONFIG_NAMELEN];
1754         int err;
1755
1756         if (noextratests)
1757                 return 0;
1758
1759         init_rnd_state(&rng);
1760
1761         if (!generic_driver) { /* Use default naming convention? */
1762                 err = build_generic_driver_name(algname, _generic_driver);
1763                 if (err)
1764                         return err;
1765                 generic_driver = _generic_driver;
1766         }
1767
1768         if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
1769                 return 0;
1770
1771         generic_tfm = crypto_alloc_shash(generic_driver, 0, 0);
1772         if (IS_ERR(generic_tfm)) {
1773                 err = PTR_ERR(generic_tfm);
1774                 if (err == -ENOENT) {
1775                         pr_warn("alg: hash: skipping comparison tests for %s because %s is unavailable\n",
1776                                 driver, generic_driver);
1777                         return 0;
1778                 }
1779                 pr_err("alg: hash: error allocating %s (generic impl of %s): %d\n",
1780                        generic_driver, algname, err);
1781                 return err;
1782         }
1783
1784         cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
1785         if (!cfg) {
1786                 err = -ENOMEM;
1787                 goto out;
1788         }
1789
1790         generic_desc = kzalloc(sizeof(*desc) +
1791                                crypto_shash_descsize(generic_tfm), GFP_KERNEL);
1792         if (!generic_desc) {
1793                 err = -ENOMEM;
1794                 goto out;
1795         }
1796         generic_desc->tfm = generic_tfm;
1797
1798         /* Check the algorithm properties for consistency. */
1799
1800         if (digestsize != crypto_shash_digestsize(generic_tfm)) {
1801                 pr_err("alg: hash: digestsize for %s (%u) doesn't match generic impl (%u)\n",
1802                        driver, digestsize,
1803                        crypto_shash_digestsize(generic_tfm));
1804                 err = -EINVAL;
1805                 goto out;
1806         }
1807
1808         if (blocksize != crypto_shash_blocksize(generic_tfm)) {
1809                 pr_err("alg: hash: blocksize for %s (%u) doesn't match generic impl (%u)\n",
1810                        driver, blocksize, crypto_shash_blocksize(generic_tfm));
1811                 err = -EINVAL;
1812                 goto out;
1813         }
1814
1815         /*
1816          * Now generate test vectors using the generic implementation, and test
1817          * the other implementation against them.
1818          */
1819
1820         vec.key = kmalloc(maxkeysize, GFP_KERNEL);
1821         vec.plaintext = kmalloc(maxdatasize, GFP_KERNEL);
1822         vec.digest = kmalloc(digestsize, GFP_KERNEL);
1823         if (!vec.key || !vec.plaintext || !vec.digest) {
1824                 err = -ENOMEM;
1825                 goto out;
1826         }
1827
1828         for (i = 0; i < fuzz_iterations * 8; i++) {
1829                 generate_random_hash_testvec(&rng, generic_desc, &vec,
1830                                              maxkeysize, maxdatasize,
1831                                              vec_name, sizeof(vec_name));
1832                 generate_random_testvec_config(&rng, cfg, cfgname,
1833                                                sizeof(cfgname));
1834
1835                 err = test_hash_vec_cfg(&vec, vec_name, cfg,
1836                                         req, desc, tsgl, hashstate);
1837                 if (err)
1838                         goto out;
1839                 cond_resched();
1840         }
1841         err = 0;
1842 out:
1843         kfree(cfg);
1844         kfree(vec.key);
1845         kfree(vec.plaintext);
1846         kfree(vec.digest);
1847         crypto_free_shash(generic_tfm);
1848         kfree_sensitive(generic_desc);
1849         return err;
1850 }
1851 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1852 static int test_hash_vs_generic_impl(const char *generic_driver,
1853                                      unsigned int maxkeysize,
1854                                      struct ahash_request *req,
1855                                      struct shash_desc *desc,
1856                                      struct test_sglist *tsgl,
1857                                      u8 *hashstate)
1858 {
1859         return 0;
1860 }
1861 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
1862
1863 static int alloc_shash(const char *driver, u32 type, u32 mask,
1864                        struct crypto_shash **tfm_ret,
1865                        struct shash_desc **desc_ret)
1866 {
1867         struct crypto_shash *tfm;
1868         struct shash_desc *desc;
1869
1870         tfm = crypto_alloc_shash(driver, type, mask);
1871         if (IS_ERR(tfm)) {
1872                 if (PTR_ERR(tfm) == -ENOENT) {
1873                         /*
1874                          * This algorithm is only available through the ahash
1875                          * API, not the shash API, so skip the shash tests.
1876                          */
1877                         return 0;
1878                 }
1879                 pr_err("alg: hash: failed to allocate shash transform for %s: %ld\n",
1880                        driver, PTR_ERR(tfm));
1881                 return PTR_ERR(tfm);
1882         }
1883
1884         desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
1885         if (!desc) {
1886                 crypto_free_shash(tfm);
1887                 return -ENOMEM;
1888         }
1889         desc->tfm = tfm;
1890
1891         *tfm_ret = tfm;
1892         *desc_ret = desc;
1893         return 0;
1894 }
1895
1896 static int __alg_test_hash(const struct hash_testvec *vecs,
1897                            unsigned int num_vecs, const char *driver,
1898                            u32 type, u32 mask,
1899                            const char *generic_driver, unsigned int maxkeysize)
1900 {
1901         struct crypto_ahash *atfm = NULL;
1902         struct ahash_request *req = NULL;
1903         struct crypto_shash *stfm = NULL;
1904         struct shash_desc *desc = NULL;
1905         struct test_sglist *tsgl = NULL;
1906         u8 *hashstate = NULL;
1907         unsigned int statesize;
1908         unsigned int i;
1909         int err;
1910
1911         /*
1912          * Always test the ahash API.  This works regardless of whether the
1913          * algorithm is implemented as ahash or shash.
1914          */
1915
1916         atfm = crypto_alloc_ahash(driver, type, mask);
1917         if (IS_ERR(atfm)) {
1918                 pr_err("alg: hash: failed to allocate transform for %s: %ld\n",
1919                        driver, PTR_ERR(atfm));
1920                 return PTR_ERR(atfm);
1921         }
1922         driver = crypto_ahash_driver_name(atfm);
1923
1924         req = ahash_request_alloc(atfm, GFP_KERNEL);
1925         if (!req) {
1926                 pr_err("alg: hash: failed to allocate request for %s\n",
1927                        driver);
1928                 err = -ENOMEM;
1929                 goto out;
1930         }
1931
1932         /*
1933          * If available also test the shash API, to cover corner cases that may
1934          * be missed by testing the ahash API only.
1935          */
1936         err = alloc_shash(driver, type, mask, &stfm, &desc);
1937         if (err)
1938                 goto out;
1939
1940         tsgl = kmalloc(sizeof(*tsgl), GFP_KERNEL);
1941         if (!tsgl || init_test_sglist(tsgl) != 0) {
1942                 pr_err("alg: hash: failed to allocate test buffers for %s\n",
1943                        driver);
1944                 kfree(tsgl);
1945                 tsgl = NULL;
1946                 err = -ENOMEM;
1947                 goto out;
1948         }
1949
1950         statesize = crypto_ahash_statesize(atfm);
1951         if (stfm)
1952                 statesize = max(statesize, crypto_shash_statesize(stfm));
1953         hashstate = kmalloc(statesize + TESTMGR_POISON_LEN, GFP_KERNEL);
1954         if (!hashstate) {
1955                 pr_err("alg: hash: failed to allocate hash state buffer for %s\n",
1956                        driver);
1957                 err = -ENOMEM;
1958                 goto out;
1959         }
1960
1961         for (i = 0; i < num_vecs; i++) {
1962                 if (fips_enabled && vecs[i].fips_skip)
1963                         continue;
1964
1965                 err = test_hash_vec(&vecs[i], i, req, desc, tsgl, hashstate);
1966                 if (err)
1967                         goto out;
1968                 cond_resched();
1969         }
1970         err = test_hash_vs_generic_impl(generic_driver, maxkeysize, req,
1971                                         desc, tsgl, hashstate);
1972 out:
1973         kfree(hashstate);
1974         if (tsgl) {
1975                 destroy_test_sglist(tsgl);
1976                 kfree(tsgl);
1977         }
1978         kfree(desc);
1979         crypto_free_shash(stfm);
1980         ahash_request_free(req);
1981         crypto_free_ahash(atfm);
1982         return err;
1983 }
1984
1985 static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
1986                          u32 type, u32 mask)
1987 {
1988         const struct hash_testvec *template = desc->suite.hash.vecs;
1989         unsigned int tcount = desc->suite.hash.count;
1990         unsigned int nr_unkeyed, nr_keyed;
1991         unsigned int maxkeysize = 0;
1992         int err;
1993
1994         /*
1995          * For OPTIONAL_KEY algorithms, we have to do all the unkeyed tests
1996          * first, before setting a key on the tfm.  To make this easier, we
1997          * require that the unkeyed test vectors (if any) are listed first.
1998          */
1999
2000         for (nr_unkeyed = 0; nr_unkeyed < tcount; nr_unkeyed++) {
2001                 if (template[nr_unkeyed].ksize)
2002                         break;
2003         }
2004         for (nr_keyed = 0; nr_unkeyed + nr_keyed < tcount; nr_keyed++) {
2005                 if (!template[nr_unkeyed + nr_keyed].ksize) {
2006                         pr_err("alg: hash: test vectors for %s out of order, "
2007                                "unkeyed ones must come first\n", desc->alg);
2008                         return -EINVAL;
2009                 }
2010                 maxkeysize = max_t(unsigned int, maxkeysize,
2011                                    template[nr_unkeyed + nr_keyed].ksize);
2012         }
2013
2014         err = 0;
2015         if (nr_unkeyed) {
2016                 err = __alg_test_hash(template, nr_unkeyed, driver, type, mask,
2017                                       desc->generic_driver, maxkeysize);
2018                 template += nr_unkeyed;
2019         }
2020
2021         if (!err && nr_keyed)
2022                 err = __alg_test_hash(template, nr_keyed, driver, type, mask,
2023                                       desc->generic_driver, maxkeysize);
2024
2025         return err;
2026 }
2027
2028 static int test_aead_vec_cfg(int enc, const struct aead_testvec *vec,
2029                              const char *vec_name,
2030                              const struct testvec_config *cfg,
2031                              struct aead_request *req,
2032                              struct cipher_test_sglists *tsgls)
2033 {
2034         struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2035         const unsigned int alignmask = crypto_aead_alignmask(tfm);
2036         const unsigned int ivsize = crypto_aead_ivsize(tfm);
2037         const unsigned int authsize = vec->clen - vec->plen;
2038         const char *driver = crypto_aead_driver_name(tfm);
2039         const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2040         const char *op = enc ? "encryption" : "decryption";
2041         DECLARE_CRYPTO_WAIT(wait);
2042         u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2043         u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2044                  cfg->iv_offset +
2045                  (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2046         struct kvec input[2];
2047         int err;
2048
2049         /* Set the key */
2050         if (vec->wk)
2051                 crypto_aead_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2052         else
2053                 crypto_aead_clear_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2054
2055         err = do_setkey(crypto_aead_setkey, tfm, vec->key, vec->klen,
2056                         cfg, alignmask);
2057         if (err && err != vec->setkey_error) {
2058                 pr_err("alg: aead: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2059                        driver, vec_name, vec->setkey_error, err,
2060                        crypto_aead_get_flags(tfm));
2061                 return err;
2062         }
2063         if (!err && vec->setkey_error) {
2064                 pr_err("alg: aead: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2065                        driver, vec_name, vec->setkey_error);
2066                 return -EINVAL;
2067         }
2068
2069         /* Set the authentication tag size */
2070         err = crypto_aead_setauthsize(tfm, authsize);
2071         if (err && err != vec->setauthsize_error) {
2072                 pr_err("alg: aead: %s setauthsize failed on test vector %s; expected_error=%d, actual_error=%d\n",
2073                        driver, vec_name, vec->setauthsize_error, err);
2074                 return err;
2075         }
2076         if (!err && vec->setauthsize_error) {
2077                 pr_err("alg: aead: %s setauthsize unexpectedly succeeded on test vector %s; expected_error=%d\n",
2078                        driver, vec_name, vec->setauthsize_error);
2079                 return -EINVAL;
2080         }
2081
2082         if (vec->setkey_error || vec->setauthsize_error)
2083                 return 0;
2084
2085         /* The IV must be copied to a buffer, as the algorithm may modify it */
2086         if (WARN_ON(ivsize > MAX_IVLEN))
2087                 return -EINVAL;
2088         if (vec->iv)
2089                 memcpy(iv, vec->iv, ivsize);
2090         else
2091                 memset(iv, 0, ivsize);
2092
2093         /* Build the src/dst scatterlists */
2094         input[0].iov_base = (void *)vec->assoc;
2095         input[0].iov_len = vec->alen;
2096         input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2097         input[1].iov_len = enc ? vec->plen : vec->clen;
2098         err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2099                                         vec->alen + (enc ? vec->plen :
2100                                                      vec->clen),
2101                                         vec->alen + (enc ? vec->clen :
2102                                                      vec->plen),
2103                                         input, 2);
2104         if (err) {
2105                 pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2106                        driver, op, vec_name, cfg->name);
2107                 return err;
2108         }
2109
2110         /* Do the actual encryption or decryption */
2111         testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
2112         aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
2113         aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2114                                enc ? vec->plen : vec->clen, iv);
2115         aead_request_set_ad(req, vec->alen);
2116         if (cfg->nosimd)
2117                 crypto_disable_simd_for_test();
2118         err = enc ? crypto_aead_encrypt(req) : crypto_aead_decrypt(req);
2119         if (cfg->nosimd)
2120                 crypto_reenable_simd_for_test();
2121         err = crypto_wait_req(err, &wait);
2122
2123         /* Check that the algorithm didn't overwrite things it shouldn't have */
2124         if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
2125             req->assoclen != vec->alen ||
2126             req->iv != iv ||
2127             req->src != tsgls->src.sgl_ptr ||
2128             req->dst != tsgls->dst.sgl_ptr ||
2129             crypto_aead_reqtfm(req) != tfm ||
2130             req->base.complete != crypto_req_done ||
2131             req->base.flags != req_flags ||
2132             req->base.data != &wait) {
2133                 pr_err("alg: aead: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2134                        driver, op, vec_name, cfg->name);
2135                 if (req->cryptlen != (enc ? vec->plen : vec->clen))
2136                         pr_err("alg: aead: changed 'req->cryptlen'\n");
2137                 if (req->assoclen != vec->alen)
2138                         pr_err("alg: aead: changed 'req->assoclen'\n");
2139                 if (req->iv != iv)
2140                         pr_err("alg: aead: changed 'req->iv'\n");
2141                 if (req->src != tsgls->src.sgl_ptr)
2142                         pr_err("alg: aead: changed 'req->src'\n");
2143                 if (req->dst != tsgls->dst.sgl_ptr)
2144                         pr_err("alg: aead: changed 'req->dst'\n");
2145                 if (crypto_aead_reqtfm(req) != tfm)
2146                         pr_err("alg: aead: changed 'req->base.tfm'\n");
2147                 if (req->base.complete != crypto_req_done)
2148                         pr_err("alg: aead: changed 'req->base.complete'\n");
2149                 if (req->base.flags != req_flags)
2150                         pr_err("alg: aead: changed 'req->base.flags'\n");
2151                 if (req->base.data != &wait)
2152                         pr_err("alg: aead: changed 'req->base.data'\n");
2153                 return -EINVAL;
2154         }
2155         if (is_test_sglist_corrupted(&tsgls->src)) {
2156                 pr_err("alg: aead: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2157                        driver, op, vec_name, cfg->name);
2158                 return -EINVAL;
2159         }
2160         if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2161             is_test_sglist_corrupted(&tsgls->dst)) {
2162                 pr_err("alg: aead: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2163                        driver, op, vec_name, cfg->name);
2164                 return -EINVAL;
2165         }
2166
2167         /* Check for unexpected success or failure, or wrong error code */
2168         if ((err == 0 && vec->novrfy) ||
2169             (err != vec->crypt_error && !(err == -EBADMSG && vec->novrfy))) {
2170                 char expected_error[32];
2171
2172                 if (vec->novrfy &&
2173                     vec->crypt_error != 0 && vec->crypt_error != -EBADMSG)
2174                         sprintf(expected_error, "-EBADMSG or %d",
2175                                 vec->crypt_error);
2176                 else if (vec->novrfy)
2177                         sprintf(expected_error, "-EBADMSG");
2178                 else
2179                         sprintf(expected_error, "%d", vec->crypt_error);
2180                 if (err) {
2181                         pr_err("alg: aead: %s %s failed on test vector %s; expected_error=%s, actual_error=%d, cfg=\"%s\"\n",
2182                                driver, op, vec_name, expected_error, err,
2183                                cfg->name);
2184                         return err;
2185                 }
2186                 pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %s; expected_error=%s, cfg=\"%s\"\n",
2187                        driver, op, vec_name, expected_error, cfg->name);
2188                 return -EINVAL;
2189         }
2190         if (err) /* Expectedly failed. */
2191                 return 0;
2192
2193         /* Check for the correct output (ciphertext or plaintext) */
2194         err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2195                                     enc ? vec->clen : vec->plen,
2196                                     vec->alen,
2197                                     enc || cfg->inplace_mode == OUT_OF_PLACE);
2198         if (err == -EOVERFLOW) {
2199                 pr_err("alg: aead: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2200                        driver, op, vec_name, cfg->name);
2201                 return err;
2202         }
2203         if (err) {
2204                 pr_err("alg: aead: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2205                        driver, op, vec_name, cfg->name);
2206                 return err;
2207         }
2208
2209         return 0;
2210 }
2211
2212 static int test_aead_vec(int enc, const struct aead_testvec *vec,
2213                          unsigned int vec_num, struct aead_request *req,
2214                          struct cipher_test_sglists *tsgls)
2215 {
2216         char vec_name[16];
2217         unsigned int i;
2218         int err;
2219
2220         if (enc && vec->novrfy)
2221                 return 0;
2222
2223         sprintf(vec_name, "%u", vec_num);
2224
2225         for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2226                 err = test_aead_vec_cfg(enc, vec, vec_name,
2227                                         &default_cipher_testvec_configs[i],
2228                                         req, tsgls);
2229                 if (err)
2230                         return err;
2231         }
2232
2233 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2234         if (!noextratests) {
2235                 struct rnd_state rng;
2236                 struct testvec_config cfg;
2237                 char cfgname[TESTVEC_CONFIG_NAMELEN];
2238
2239                 init_rnd_state(&rng);
2240
2241                 for (i = 0; i < fuzz_iterations; i++) {
2242                         generate_random_testvec_config(&rng, &cfg, cfgname,
2243                                                        sizeof(cfgname));
2244                         err = test_aead_vec_cfg(enc, vec, vec_name,
2245                                                 &cfg, req, tsgls);
2246                         if (err)
2247                                 return err;
2248                         cond_resched();
2249                 }
2250         }
2251 #endif
2252         return 0;
2253 }
2254
2255 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2256
2257 struct aead_extra_tests_ctx {
2258         struct rnd_state rng;
2259         struct aead_request *req;
2260         struct crypto_aead *tfm;
2261         const struct alg_test_desc *test_desc;
2262         struct cipher_test_sglists *tsgls;
2263         unsigned int maxdatasize;
2264         unsigned int maxkeysize;
2265
2266         struct aead_testvec vec;
2267         char vec_name[64];
2268         char cfgname[TESTVEC_CONFIG_NAMELEN];
2269         struct testvec_config cfg;
2270 };
2271
2272 /*
2273  * Make at least one random change to a (ciphertext, AAD) pair.  "Ciphertext"
2274  * here means the full ciphertext including the authentication tag.  The
2275  * authentication tag (and hence also the ciphertext) is assumed to be nonempty.
2276  */
2277 static void mutate_aead_message(struct rnd_state *rng,
2278                                 struct aead_testvec *vec, bool aad_iv,
2279                                 unsigned int ivsize)
2280 {
2281         const unsigned int aad_tail_size = aad_iv ? ivsize : 0;
2282         const unsigned int authsize = vec->clen - vec->plen;
2283
2284         if (prandom_bool(rng) && vec->alen > aad_tail_size) {
2285                  /* Mutate the AAD */
2286                 flip_random_bit(rng, (u8 *)vec->assoc,
2287                                 vec->alen - aad_tail_size);
2288                 if (prandom_bool(rng))
2289                         return;
2290         }
2291         if (prandom_bool(rng)) {
2292                 /* Mutate auth tag (assuming it's at the end of ciphertext) */
2293                 flip_random_bit(rng, (u8 *)vec->ctext + vec->plen, authsize);
2294         } else {
2295                 /* Mutate any part of the ciphertext */
2296                 flip_random_bit(rng, (u8 *)vec->ctext, vec->clen);
2297         }
2298 }
2299
2300 /*
2301  * Minimum authentication tag size in bytes at which we assume that we can
2302  * reliably generate inauthentic messages, i.e. not generate an authentic
2303  * message by chance.
2304  */
2305 #define MIN_COLLISION_FREE_AUTHSIZE 8
2306
2307 static void generate_aead_message(struct rnd_state *rng,
2308                                   struct aead_request *req,
2309                                   const struct aead_test_suite *suite,
2310                                   struct aead_testvec *vec,
2311                                   bool prefer_inauthentic)
2312 {
2313         struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2314         const unsigned int ivsize = crypto_aead_ivsize(tfm);
2315         const unsigned int authsize = vec->clen - vec->plen;
2316         const bool inauthentic = (authsize >= MIN_COLLISION_FREE_AUTHSIZE) &&
2317                                  (prefer_inauthentic ||
2318                                   prandom_u32_below(rng, 4) == 0);
2319
2320         /* Generate the AAD. */
2321         generate_random_bytes(rng, (u8 *)vec->assoc, vec->alen);
2322         if (suite->aad_iv && vec->alen >= ivsize)
2323                 /* Avoid implementation-defined behavior. */
2324                 memcpy((u8 *)vec->assoc + vec->alen - ivsize, vec->iv, ivsize);
2325
2326         if (inauthentic && prandom_bool(rng)) {
2327                 /* Generate a random ciphertext. */
2328                 generate_random_bytes(rng, (u8 *)vec->ctext, vec->clen);
2329         } else {
2330                 int i = 0;
2331                 struct scatterlist src[2], dst;
2332                 u8 iv[MAX_IVLEN];
2333                 DECLARE_CRYPTO_WAIT(wait);
2334
2335                 /* Generate a random plaintext and encrypt it. */
2336                 sg_init_table(src, 2);
2337                 if (vec->alen)
2338                         sg_set_buf(&src[i++], vec->assoc, vec->alen);
2339                 if (vec->plen) {
2340                         generate_random_bytes(rng, (u8 *)vec->ptext, vec->plen);
2341                         sg_set_buf(&src[i++], vec->ptext, vec->plen);
2342                 }
2343                 sg_init_one(&dst, vec->ctext, vec->alen + vec->clen);
2344                 memcpy(iv, vec->iv, ivsize);
2345                 aead_request_set_callback(req, 0, crypto_req_done, &wait);
2346                 aead_request_set_crypt(req, src, &dst, vec->plen, iv);
2347                 aead_request_set_ad(req, vec->alen);
2348                 vec->crypt_error = crypto_wait_req(crypto_aead_encrypt(req),
2349                                                    &wait);
2350                 /* If encryption failed, we're done. */
2351                 if (vec->crypt_error != 0)
2352                         return;
2353                 memmove((u8 *)vec->ctext, vec->ctext + vec->alen, vec->clen);
2354                 if (!inauthentic)
2355                         return;
2356                 /*
2357                  * Mutate the authentic (ciphertext, AAD) pair to get an
2358                  * inauthentic one.
2359                  */
2360                 mutate_aead_message(rng, vec, suite->aad_iv, ivsize);
2361         }
2362         vec->novrfy = 1;
2363         if (suite->einval_allowed)
2364                 vec->crypt_error = -EINVAL;
2365 }
2366
2367 /*
2368  * Generate an AEAD test vector 'vec' using the implementation specified by
2369  * 'req'.  The buffers in 'vec' must already be allocated.
2370  *
2371  * If 'prefer_inauthentic' is true, then this function will generate inauthentic
2372  * test vectors (i.e. vectors with 'vec->novrfy=1') more often.
2373  */
2374 static void generate_random_aead_testvec(struct rnd_state *rng,
2375                                          struct aead_request *req,
2376                                          struct aead_testvec *vec,
2377                                          const struct aead_test_suite *suite,
2378                                          unsigned int maxkeysize,
2379                                          unsigned int maxdatasize,
2380                                          char *name, size_t max_namelen,
2381                                          bool prefer_inauthentic)
2382 {
2383         struct crypto_aead *tfm = crypto_aead_reqtfm(req);
2384         const unsigned int ivsize = crypto_aead_ivsize(tfm);
2385         const unsigned int maxauthsize = crypto_aead_maxauthsize(tfm);
2386         unsigned int authsize;
2387         unsigned int total_len;
2388
2389         /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
2390         vec->klen = maxkeysize;
2391         if (prandom_u32_below(rng, 4) == 0)
2392                 vec->klen = prandom_u32_below(rng, maxkeysize + 1);
2393         generate_random_bytes(rng, (u8 *)vec->key, vec->klen);
2394         vec->setkey_error = crypto_aead_setkey(tfm, vec->key, vec->klen);
2395
2396         /* IV */
2397         generate_random_bytes(rng, (u8 *)vec->iv, ivsize);
2398
2399         /* Tag length: in [0, maxauthsize], but usually choose maxauthsize */
2400         authsize = maxauthsize;
2401         if (prandom_u32_below(rng, 4) == 0)
2402                 authsize = prandom_u32_below(rng, maxauthsize + 1);
2403         if (prefer_inauthentic && authsize < MIN_COLLISION_FREE_AUTHSIZE)
2404                 authsize = MIN_COLLISION_FREE_AUTHSIZE;
2405         if (WARN_ON(authsize > maxdatasize))
2406                 authsize = maxdatasize;
2407         maxdatasize -= authsize;
2408         vec->setauthsize_error = crypto_aead_setauthsize(tfm, authsize);
2409
2410         /* AAD, plaintext, and ciphertext lengths */
2411         total_len = generate_random_length(rng, maxdatasize);
2412         if (prandom_u32_below(rng, 4) == 0)
2413                 vec->alen = 0;
2414         else
2415                 vec->alen = generate_random_length(rng, total_len);
2416         vec->plen = total_len - vec->alen;
2417         vec->clen = vec->plen + authsize;
2418
2419         /*
2420          * Generate the AAD, plaintext, and ciphertext.  Not applicable if the
2421          * key or the authentication tag size couldn't be set.
2422          */
2423         vec->novrfy = 0;
2424         vec->crypt_error = 0;
2425         if (vec->setkey_error == 0 && vec->setauthsize_error == 0)
2426                 generate_aead_message(rng, req, suite, vec, prefer_inauthentic);
2427         snprintf(name, max_namelen,
2428                  "\"random: alen=%u plen=%u authsize=%u klen=%u novrfy=%d\"",
2429                  vec->alen, vec->plen, authsize, vec->klen, vec->novrfy);
2430 }
2431
2432 static void try_to_generate_inauthentic_testvec(
2433                                         struct aead_extra_tests_ctx *ctx)
2434 {
2435         int i;
2436
2437         for (i = 0; i < 10; i++) {
2438                 generate_random_aead_testvec(&ctx->rng, ctx->req, &ctx->vec,
2439                                              &ctx->test_desc->suite.aead,
2440                                              ctx->maxkeysize, ctx->maxdatasize,
2441                                              ctx->vec_name,
2442                                              sizeof(ctx->vec_name), true);
2443                 if (ctx->vec.novrfy)
2444                         return;
2445         }
2446 }
2447
2448 /*
2449  * Generate inauthentic test vectors (i.e. ciphertext, AAD pairs that aren't the
2450  * result of an encryption with the key) and verify that decryption fails.
2451  */
2452 static int test_aead_inauthentic_inputs(struct aead_extra_tests_ctx *ctx)
2453 {
2454         unsigned int i;
2455         int err;
2456
2457         for (i = 0; i < fuzz_iterations * 8; i++) {
2458                 /*
2459                  * Since this part of the tests isn't comparing the
2460                  * implementation to another, there's no point in testing any
2461                  * test vectors other than inauthentic ones (vec.novrfy=1) here.
2462                  *
2463                  * If we're having trouble generating such a test vector, e.g.
2464                  * if the algorithm keeps rejecting the generated keys, don't
2465                  * retry forever; just continue on.
2466                  */
2467                 try_to_generate_inauthentic_testvec(ctx);
2468                 if (ctx->vec.novrfy) {
2469                         generate_random_testvec_config(&ctx->rng, &ctx->cfg,
2470                                                        ctx->cfgname,
2471                                                        sizeof(ctx->cfgname));
2472                         err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2473                                                 ctx->vec_name, &ctx->cfg,
2474                                                 ctx->req, ctx->tsgls);
2475                         if (err)
2476                                 return err;
2477                 }
2478                 cond_resched();
2479         }
2480         return 0;
2481 }
2482
2483 /*
2484  * Test the AEAD algorithm against the corresponding generic implementation, if
2485  * one is available.
2486  */
2487 static int test_aead_vs_generic_impl(struct aead_extra_tests_ctx *ctx)
2488 {
2489         struct crypto_aead *tfm = ctx->tfm;
2490         const char *algname = crypto_aead_alg(tfm)->base.cra_name;
2491         const char *driver = crypto_aead_driver_name(tfm);
2492         const char *generic_driver = ctx->test_desc->generic_driver;
2493         char _generic_driver[CRYPTO_MAX_ALG_NAME];
2494         struct crypto_aead *generic_tfm = NULL;
2495         struct aead_request *generic_req = NULL;
2496         unsigned int i;
2497         int err;
2498
2499         if (!generic_driver) { /* Use default naming convention? */
2500                 err = build_generic_driver_name(algname, _generic_driver);
2501                 if (err)
2502                         return err;
2503                 generic_driver = _generic_driver;
2504         }
2505
2506         if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
2507                 return 0;
2508
2509         generic_tfm = crypto_alloc_aead(generic_driver, 0, 0);
2510         if (IS_ERR(generic_tfm)) {
2511                 err = PTR_ERR(generic_tfm);
2512                 if (err == -ENOENT) {
2513                         pr_warn("alg: aead: skipping comparison tests for %s because %s is unavailable\n",
2514                                 driver, generic_driver);
2515                         return 0;
2516                 }
2517                 pr_err("alg: aead: error allocating %s (generic impl of %s): %d\n",
2518                        generic_driver, algname, err);
2519                 return err;
2520         }
2521
2522         generic_req = aead_request_alloc(generic_tfm, GFP_KERNEL);
2523         if (!generic_req) {
2524                 err = -ENOMEM;
2525                 goto out;
2526         }
2527
2528         /* Check the algorithm properties for consistency. */
2529
2530         if (crypto_aead_maxauthsize(tfm) !=
2531             crypto_aead_maxauthsize(generic_tfm)) {
2532                 pr_err("alg: aead: maxauthsize for %s (%u) doesn't match generic impl (%u)\n",
2533                        driver, crypto_aead_maxauthsize(tfm),
2534                        crypto_aead_maxauthsize(generic_tfm));
2535                 err = -EINVAL;
2536                 goto out;
2537         }
2538
2539         if (crypto_aead_ivsize(tfm) != crypto_aead_ivsize(generic_tfm)) {
2540                 pr_err("alg: aead: ivsize for %s (%u) doesn't match generic impl (%u)\n",
2541                        driver, crypto_aead_ivsize(tfm),
2542                        crypto_aead_ivsize(generic_tfm));
2543                 err = -EINVAL;
2544                 goto out;
2545         }
2546
2547         if (crypto_aead_blocksize(tfm) != crypto_aead_blocksize(generic_tfm)) {
2548                 pr_err("alg: aead: blocksize for %s (%u) doesn't match generic impl (%u)\n",
2549                        driver, crypto_aead_blocksize(tfm),
2550                        crypto_aead_blocksize(generic_tfm));
2551                 err = -EINVAL;
2552                 goto out;
2553         }
2554
2555         /*
2556          * Now generate test vectors using the generic implementation, and test
2557          * the other implementation against them.
2558          */
2559         for (i = 0; i < fuzz_iterations * 8; i++) {
2560                 generate_random_aead_testvec(&ctx->rng, generic_req, &ctx->vec,
2561                                              &ctx->test_desc->suite.aead,
2562                                              ctx->maxkeysize, ctx->maxdatasize,
2563                                              ctx->vec_name,
2564                                              sizeof(ctx->vec_name), false);
2565                 generate_random_testvec_config(&ctx->rng, &ctx->cfg,
2566                                                ctx->cfgname,
2567                                                sizeof(ctx->cfgname));
2568                 if (!ctx->vec.novrfy) {
2569                         err = test_aead_vec_cfg(ENCRYPT, &ctx->vec,
2570                                                 ctx->vec_name, &ctx->cfg,
2571                                                 ctx->req, ctx->tsgls);
2572                         if (err)
2573                                 goto out;
2574                 }
2575                 if (ctx->vec.crypt_error == 0 || ctx->vec.novrfy) {
2576                         err = test_aead_vec_cfg(DECRYPT, &ctx->vec,
2577                                                 ctx->vec_name, &ctx->cfg,
2578                                                 ctx->req, ctx->tsgls);
2579                         if (err)
2580                                 goto out;
2581                 }
2582                 cond_resched();
2583         }
2584         err = 0;
2585 out:
2586         crypto_free_aead(generic_tfm);
2587         aead_request_free(generic_req);
2588         return err;
2589 }
2590
2591 static int test_aead_extra(const struct alg_test_desc *test_desc,
2592                            struct aead_request *req,
2593                            struct cipher_test_sglists *tsgls)
2594 {
2595         struct aead_extra_tests_ctx *ctx;
2596         unsigned int i;
2597         int err;
2598
2599         if (noextratests)
2600                 return 0;
2601
2602         ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
2603         if (!ctx)
2604                 return -ENOMEM;
2605         init_rnd_state(&ctx->rng);
2606         ctx->req = req;
2607         ctx->tfm = crypto_aead_reqtfm(req);
2608         ctx->test_desc = test_desc;
2609         ctx->tsgls = tsgls;
2610         ctx->maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
2611         ctx->maxkeysize = 0;
2612         for (i = 0; i < test_desc->suite.aead.count; i++)
2613                 ctx->maxkeysize = max_t(unsigned int, ctx->maxkeysize,
2614                                         test_desc->suite.aead.vecs[i].klen);
2615
2616         ctx->vec.key = kmalloc(ctx->maxkeysize, GFP_KERNEL);
2617         ctx->vec.iv = kmalloc(crypto_aead_ivsize(ctx->tfm), GFP_KERNEL);
2618         ctx->vec.assoc = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2619         ctx->vec.ptext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2620         ctx->vec.ctext = kmalloc(ctx->maxdatasize, GFP_KERNEL);
2621         if (!ctx->vec.key || !ctx->vec.iv || !ctx->vec.assoc ||
2622             !ctx->vec.ptext || !ctx->vec.ctext) {
2623                 err = -ENOMEM;
2624                 goto out;
2625         }
2626
2627         err = test_aead_vs_generic_impl(ctx);
2628         if (err)
2629                 goto out;
2630
2631         err = test_aead_inauthentic_inputs(ctx);
2632 out:
2633         kfree(ctx->vec.key);
2634         kfree(ctx->vec.iv);
2635         kfree(ctx->vec.assoc);
2636         kfree(ctx->vec.ptext);
2637         kfree(ctx->vec.ctext);
2638         kfree(ctx);
2639         return err;
2640 }
2641 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2642 static int test_aead_extra(const struct alg_test_desc *test_desc,
2643                            struct aead_request *req,
2644                            struct cipher_test_sglists *tsgls)
2645 {
2646         return 0;
2647 }
2648 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
2649
2650 static int test_aead(int enc, const struct aead_test_suite *suite,
2651                      struct aead_request *req,
2652                      struct cipher_test_sglists *tsgls)
2653 {
2654         unsigned int i;
2655         int err;
2656
2657         for (i = 0; i < suite->count; i++) {
2658                 err = test_aead_vec(enc, &suite->vecs[i], i, req, tsgls);
2659                 if (err)
2660                         return err;
2661                 cond_resched();
2662         }
2663         return 0;
2664 }
2665
2666 static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
2667                          u32 type, u32 mask)
2668 {
2669         const struct aead_test_suite *suite = &desc->suite.aead;
2670         struct crypto_aead *tfm;
2671         struct aead_request *req = NULL;
2672         struct cipher_test_sglists *tsgls = NULL;
2673         int err;
2674
2675         if (suite->count <= 0) {
2676                 pr_err("alg: aead: empty test suite for %s\n", driver);
2677                 return -EINVAL;
2678         }
2679
2680         tfm = crypto_alloc_aead(driver, type, mask);
2681         if (IS_ERR(tfm)) {
2682                 pr_err("alg: aead: failed to allocate transform for %s: %ld\n",
2683                        driver, PTR_ERR(tfm));
2684                 return PTR_ERR(tfm);
2685         }
2686         driver = crypto_aead_driver_name(tfm);
2687
2688         req = aead_request_alloc(tfm, GFP_KERNEL);
2689         if (!req) {
2690                 pr_err("alg: aead: failed to allocate request for %s\n",
2691                        driver);
2692                 err = -ENOMEM;
2693                 goto out;
2694         }
2695
2696         tsgls = alloc_cipher_test_sglists();
2697         if (!tsgls) {
2698                 pr_err("alg: aead: failed to allocate test buffers for %s\n",
2699                        driver);
2700                 err = -ENOMEM;
2701                 goto out;
2702         }
2703
2704         err = test_aead(ENCRYPT, suite, req, tsgls);
2705         if (err)
2706                 goto out;
2707
2708         err = test_aead(DECRYPT, suite, req, tsgls);
2709         if (err)
2710                 goto out;
2711
2712         err = test_aead_extra(desc, req, tsgls);
2713 out:
2714         free_cipher_test_sglists(tsgls);
2715         aead_request_free(req);
2716         crypto_free_aead(tfm);
2717         return err;
2718 }
2719
2720 static int test_cipher(struct crypto_cipher *tfm, int enc,
2721                        const struct cipher_testvec *template,
2722                        unsigned int tcount)
2723 {
2724         const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
2725         unsigned int i, j, k;
2726         char *q;
2727         const char *e;
2728         const char *input, *result;
2729         void *data;
2730         char *xbuf[XBUFSIZE];
2731         int ret = -ENOMEM;
2732
2733         if (testmgr_alloc_buf(xbuf))
2734                 goto out_nobuf;
2735
2736         if (enc == ENCRYPT)
2737                 e = "encryption";
2738         else
2739                 e = "decryption";
2740
2741         j = 0;
2742         for (i = 0; i < tcount; i++) {
2743
2744                 if (fips_enabled && template[i].fips_skip)
2745                         continue;
2746
2747                 input  = enc ? template[i].ptext : template[i].ctext;
2748                 result = enc ? template[i].ctext : template[i].ptext;
2749                 j++;
2750
2751                 ret = -EINVAL;
2752                 if (WARN_ON(template[i].len > PAGE_SIZE))
2753                         goto out;
2754
2755                 data = xbuf[0];
2756                 memcpy(data, input, template[i].len);
2757
2758                 crypto_cipher_clear_flags(tfm, ~0);
2759                 if (template[i].wk)
2760                         crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2761
2762                 ret = crypto_cipher_setkey(tfm, template[i].key,
2763                                            template[i].klen);
2764                 if (ret) {
2765                         if (ret == template[i].setkey_error)
2766                                 continue;
2767                         pr_err("alg: cipher: %s setkey failed on test vector %u; expected_error=%d, actual_error=%d, flags=%#x\n",
2768                                algo, j, template[i].setkey_error, ret,
2769                                crypto_cipher_get_flags(tfm));
2770                         goto out;
2771                 }
2772                 if (template[i].setkey_error) {
2773                         pr_err("alg: cipher: %s setkey unexpectedly succeeded on test vector %u; expected_error=%d\n",
2774                                algo, j, template[i].setkey_error);
2775                         ret = -EINVAL;
2776                         goto out;
2777                 }
2778
2779                 for (k = 0; k < template[i].len;
2780                      k += crypto_cipher_blocksize(tfm)) {
2781                         if (enc)
2782                                 crypto_cipher_encrypt_one(tfm, data + k,
2783                                                           data + k);
2784                         else
2785                                 crypto_cipher_decrypt_one(tfm, data + k,
2786                                                           data + k);
2787                 }
2788
2789                 q = data;
2790                 if (memcmp(q, result, template[i].len)) {
2791                         printk(KERN_ERR "alg: cipher: Test %d failed "
2792                                "on %s for %s\n", j, e, algo);
2793                         hexdump(q, template[i].len);
2794                         ret = -EINVAL;
2795                         goto out;
2796                 }
2797         }
2798
2799         ret = 0;
2800
2801 out:
2802         testmgr_free_buf(xbuf);
2803 out_nobuf:
2804         return ret;
2805 }
2806
2807 static int test_skcipher_vec_cfg(int enc, const struct cipher_testvec *vec,
2808                                  const char *vec_name,
2809                                  const struct testvec_config *cfg,
2810                                  struct skcipher_request *req,
2811                                  struct cipher_test_sglists *tsgls)
2812 {
2813         struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
2814         const unsigned int alignmask = crypto_skcipher_alignmask(tfm);
2815         const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
2816         const char *driver = crypto_skcipher_driver_name(tfm);
2817         const u32 req_flags = CRYPTO_TFM_REQ_MAY_BACKLOG | cfg->req_flags;
2818         const char *op = enc ? "encryption" : "decryption";
2819         DECLARE_CRYPTO_WAIT(wait);
2820         u8 _iv[3 * (MAX_ALGAPI_ALIGNMASK + 1) + MAX_IVLEN];
2821         u8 *iv = PTR_ALIGN(&_iv[0], 2 * (MAX_ALGAPI_ALIGNMASK + 1)) +
2822                  cfg->iv_offset +
2823                  (cfg->iv_offset_relative_to_alignmask ? alignmask : 0);
2824         struct kvec input;
2825         int err;
2826
2827         /* Set the key */
2828         if (vec->wk)
2829                 crypto_skcipher_set_flags(tfm, CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2830         else
2831                 crypto_skcipher_clear_flags(tfm,
2832                                             CRYPTO_TFM_REQ_FORBID_WEAK_KEYS);
2833         err = do_setkey(crypto_skcipher_setkey, tfm, vec->key, vec->klen,
2834                         cfg, alignmask);
2835         if (err) {
2836                 if (err == vec->setkey_error)
2837                         return 0;
2838                 pr_err("alg: skcipher: %s setkey failed on test vector %s; expected_error=%d, actual_error=%d, flags=%#x\n",
2839                        driver, vec_name, vec->setkey_error, err,
2840                        crypto_skcipher_get_flags(tfm));
2841                 return err;
2842         }
2843         if (vec->setkey_error) {
2844                 pr_err("alg: skcipher: %s setkey unexpectedly succeeded on test vector %s; expected_error=%d\n",
2845                        driver, vec_name, vec->setkey_error);
2846                 return -EINVAL;
2847         }
2848
2849         /* The IV must be copied to a buffer, as the algorithm may modify it */
2850         if (ivsize) {
2851                 if (WARN_ON(ivsize > MAX_IVLEN))
2852                         return -EINVAL;
2853                 if (vec->generates_iv && !enc)
2854                         memcpy(iv, vec->iv_out, ivsize);
2855                 else if (vec->iv)
2856                         memcpy(iv, vec->iv, ivsize);
2857                 else
2858                         memset(iv, 0, ivsize);
2859         } else {
2860                 if (vec->generates_iv) {
2861                         pr_err("alg: skcipher: %s has ivsize=0 but test vector %s generates IV!\n",
2862                                driver, vec_name);
2863                         return -EINVAL;
2864                 }
2865                 iv = NULL;
2866         }
2867
2868         /* Build the src/dst scatterlists */
2869         input.iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
2870         input.iov_len = vec->len;
2871         err = build_cipher_test_sglists(tsgls, cfg, alignmask,
2872                                         vec->len, vec->len, &input, 1);
2873         if (err) {
2874                 pr_err("alg: skcipher: %s %s: error preparing scatterlists for test vector %s, cfg=\"%s\"\n",
2875                        driver, op, vec_name, cfg->name);
2876                 return err;
2877         }
2878
2879         /* Do the actual encryption or decryption */
2880         testmgr_poison(req->__ctx, crypto_skcipher_reqsize(tfm));
2881         skcipher_request_set_callback(req, req_flags, crypto_req_done, &wait);
2882         skcipher_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
2883                                    vec->len, iv);
2884         if (cfg->nosimd)
2885                 crypto_disable_simd_for_test();
2886         err = enc ? crypto_skcipher_encrypt(req) : crypto_skcipher_decrypt(req);
2887         if (cfg->nosimd)
2888                 crypto_reenable_simd_for_test();
2889         err = crypto_wait_req(err, &wait);
2890
2891         /* Check that the algorithm didn't overwrite things it shouldn't have */
2892         if (req->cryptlen != vec->len ||
2893             req->iv != iv ||
2894             req->src != tsgls->src.sgl_ptr ||
2895             req->dst != tsgls->dst.sgl_ptr ||
2896             crypto_skcipher_reqtfm(req) != tfm ||
2897             req->base.complete != crypto_req_done ||
2898             req->base.flags != req_flags ||
2899             req->base.data != &wait) {
2900                 pr_err("alg: skcipher: %s %s corrupted request struct on test vector %s, cfg=\"%s\"\n",
2901                        driver, op, vec_name, cfg->name);
2902                 if (req->cryptlen != vec->len)
2903                         pr_err("alg: skcipher: changed 'req->cryptlen'\n");
2904                 if (req->iv != iv)
2905                         pr_err("alg: skcipher: changed 'req->iv'\n");
2906                 if (req->src != tsgls->src.sgl_ptr)
2907                         pr_err("alg: skcipher: changed 'req->src'\n");
2908                 if (req->dst != tsgls->dst.sgl_ptr)
2909                         pr_err("alg: skcipher: changed 'req->dst'\n");
2910                 if (crypto_skcipher_reqtfm(req) != tfm)
2911                         pr_err("alg: skcipher: changed 'req->base.tfm'\n");
2912                 if (req->base.complete != crypto_req_done)
2913                         pr_err("alg: skcipher: changed 'req->base.complete'\n");
2914                 if (req->base.flags != req_flags)
2915                         pr_err("alg: skcipher: changed 'req->base.flags'\n");
2916                 if (req->base.data != &wait)
2917                         pr_err("alg: skcipher: changed 'req->base.data'\n");
2918                 return -EINVAL;
2919         }
2920         if (is_test_sglist_corrupted(&tsgls->src)) {
2921                 pr_err("alg: skcipher: %s %s corrupted src sgl on test vector %s, cfg=\"%s\"\n",
2922                        driver, op, vec_name, cfg->name);
2923                 return -EINVAL;
2924         }
2925         if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
2926             is_test_sglist_corrupted(&tsgls->dst)) {
2927                 pr_err("alg: skcipher: %s %s corrupted dst sgl on test vector %s, cfg=\"%s\"\n",
2928                        driver, op, vec_name, cfg->name);
2929                 return -EINVAL;
2930         }
2931
2932         /* Check for success or failure */
2933         if (err) {
2934                 if (err == vec->crypt_error)
2935                         return 0;
2936                 pr_err("alg: skcipher: %s %s failed on test vector %s; expected_error=%d, actual_error=%d, cfg=\"%s\"\n",
2937                        driver, op, vec_name, vec->crypt_error, err, cfg->name);
2938                 return err;
2939         }
2940         if (vec->crypt_error) {
2941                 pr_err("alg: skcipher: %s %s unexpectedly succeeded on test vector %s; expected_error=%d, cfg=\"%s\"\n",
2942                        driver, op, vec_name, vec->crypt_error, cfg->name);
2943                 return -EINVAL;
2944         }
2945
2946         /* Check for the correct output (ciphertext or plaintext) */
2947         err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
2948                                     vec->len, 0, true);
2949         if (err == -EOVERFLOW) {
2950                 pr_err("alg: skcipher: %s %s overran dst buffer on test vector %s, cfg=\"%s\"\n",
2951                        driver, op, vec_name, cfg->name);
2952                 return err;
2953         }
2954         if (err) {
2955                 pr_err("alg: skcipher: %s %s test failed (wrong result) on test vector %s, cfg=\"%s\"\n",
2956                        driver, op, vec_name, cfg->name);
2957                 return err;
2958         }
2959
2960         /* If applicable, check that the algorithm generated the correct IV */
2961         if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) {
2962                 pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %s, cfg=\"%s\"\n",
2963                        driver, op, vec_name, cfg->name);
2964                 hexdump(iv, ivsize);
2965                 return -EINVAL;
2966         }
2967
2968         return 0;
2969 }
2970
2971 static int test_skcipher_vec(int enc, const struct cipher_testvec *vec,
2972                              unsigned int vec_num,
2973                              struct skcipher_request *req,
2974                              struct cipher_test_sglists *tsgls)
2975 {
2976         char vec_name[16];
2977         unsigned int i;
2978         int err;
2979
2980         if (fips_enabled && vec->fips_skip)
2981                 return 0;
2982
2983         sprintf(vec_name, "%u", vec_num);
2984
2985         for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++) {
2986                 err = test_skcipher_vec_cfg(enc, vec, vec_name,
2987                                             &default_cipher_testvec_configs[i],
2988                                             req, tsgls);
2989                 if (err)
2990                         return err;
2991         }
2992
2993 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
2994         if (!noextratests) {
2995                 struct rnd_state rng;
2996                 struct testvec_config cfg;
2997                 char cfgname[TESTVEC_CONFIG_NAMELEN];
2998
2999                 init_rnd_state(&rng);
3000
3001                 for (i = 0; i < fuzz_iterations; i++) {
3002                         generate_random_testvec_config(&rng, &cfg, cfgname,
3003                                                        sizeof(cfgname));
3004                         err = test_skcipher_vec_cfg(enc, vec, vec_name,
3005                                                     &cfg, req, tsgls);
3006                         if (err)
3007                                 return err;
3008                         cond_resched();
3009                 }
3010         }
3011 #endif
3012         return 0;
3013 }
3014
3015 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3016 /*
3017  * Generate a symmetric cipher test vector from the given implementation.
3018  * Assumes the buffers in 'vec' were already allocated.
3019  */
3020 static void generate_random_cipher_testvec(struct rnd_state *rng,
3021                                            struct skcipher_request *req,
3022                                            struct cipher_testvec *vec,
3023                                            unsigned int maxdatasize,
3024                                            char *name, size_t max_namelen)
3025 {
3026         struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3027         const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3028         const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3029         struct scatterlist src, dst;
3030         u8 iv[MAX_IVLEN];
3031         DECLARE_CRYPTO_WAIT(wait);
3032
3033         /* Key: length in [0, maxkeysize], but usually choose maxkeysize */
3034         vec->klen = maxkeysize;
3035         if (prandom_u32_below(rng, 4) == 0)
3036                 vec->klen = prandom_u32_below(rng, maxkeysize + 1);
3037         generate_random_bytes(rng, (u8 *)vec->key, vec->klen);
3038         vec->setkey_error = crypto_skcipher_setkey(tfm, vec->key, vec->klen);
3039
3040         /* IV */
3041         generate_random_bytes(rng, (u8 *)vec->iv, ivsize);
3042
3043         /* Plaintext */
3044         vec->len = generate_random_length(rng, maxdatasize);
3045         generate_random_bytes(rng, (u8 *)vec->ptext, vec->len);
3046
3047         /* If the key couldn't be set, no need to continue to encrypt. */
3048         if (vec->setkey_error)
3049                 goto done;
3050
3051         /* Ciphertext */
3052         sg_init_one(&src, vec->ptext, vec->len);
3053         sg_init_one(&dst, vec->ctext, vec->len);
3054         memcpy(iv, vec->iv, ivsize);
3055         skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
3056         skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
3057         vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
3058         if (vec->crypt_error != 0) {
3059                 /*
3060                  * The only acceptable error here is for an invalid length, so
3061                  * skcipher decryption should fail with the same error too.
3062                  * We'll test for this.  But to keep the API usage well-defined,
3063                  * explicitly initialize the ciphertext buffer too.
3064                  */
3065                 memset((u8 *)vec->ctext, 0, vec->len);
3066         }
3067 done:
3068         snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
3069                  vec->len, vec->klen);
3070 }
3071
3072 /*
3073  * Test the skcipher algorithm represented by @req against the corresponding
3074  * generic implementation, if one is available.
3075  */
3076 static int test_skcipher_vs_generic_impl(const char *generic_driver,
3077                                          struct skcipher_request *req,
3078                                          struct cipher_test_sglists *tsgls)
3079 {
3080         struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
3081         const unsigned int maxkeysize = crypto_skcipher_max_keysize(tfm);
3082         const unsigned int ivsize = crypto_skcipher_ivsize(tfm);
3083         const unsigned int blocksize = crypto_skcipher_blocksize(tfm);
3084         const unsigned int maxdatasize = (2 * PAGE_SIZE) - TESTMGR_POISON_LEN;
3085         const char *algname = crypto_skcipher_alg(tfm)->base.cra_name;
3086         const char *driver = crypto_skcipher_driver_name(tfm);
3087         struct rnd_state rng;
3088         char _generic_driver[CRYPTO_MAX_ALG_NAME];
3089         struct crypto_skcipher *generic_tfm = NULL;
3090         struct skcipher_request *generic_req = NULL;
3091         unsigned int i;
3092         struct cipher_testvec vec = { 0 };
3093         char vec_name[64];
3094         struct testvec_config *cfg;
3095         char cfgname[TESTVEC_CONFIG_NAMELEN];
3096         int err;
3097
3098         if (noextratests)
3099                 return 0;
3100
3101         /* Keywrap isn't supported here yet as it handles its IV differently. */
3102         if (strncmp(algname, "kw(", 3) == 0)
3103                 return 0;
3104
3105         init_rnd_state(&rng);
3106
3107         if (!generic_driver) { /* Use default naming convention? */
3108                 err = build_generic_driver_name(algname, _generic_driver);
3109                 if (err)
3110                         return err;
3111                 generic_driver = _generic_driver;
3112         }
3113
3114         if (strcmp(generic_driver, driver) == 0) /* Already the generic impl? */
3115                 return 0;
3116
3117         generic_tfm = crypto_alloc_skcipher(generic_driver, 0, 0);
3118         if (IS_ERR(generic_tfm)) {
3119                 err = PTR_ERR(generic_tfm);
3120                 if (err == -ENOENT) {
3121                         pr_warn("alg: skcipher: skipping comparison tests for %s because %s is unavailable\n",
3122                                 driver, generic_driver);
3123                         return 0;
3124                 }
3125                 pr_err("alg: skcipher: error allocating %s (generic impl of %s): %d\n",
3126                        generic_driver, algname, err);
3127                 return err;
3128         }
3129
3130         cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
3131         if (!cfg) {
3132                 err = -ENOMEM;
3133                 goto out;
3134         }
3135
3136         generic_req = skcipher_request_alloc(generic_tfm, GFP_KERNEL);
3137         if (!generic_req) {
3138                 err = -ENOMEM;
3139                 goto out;
3140         }
3141
3142         /* Check the algorithm properties for consistency. */
3143
3144         if (crypto_skcipher_min_keysize(tfm) !=
3145             crypto_skcipher_min_keysize(generic_tfm)) {
3146                 pr_err("alg: skcipher: min keysize for %s (%u) doesn't match generic impl (%u)\n",
3147                        driver, crypto_skcipher_min_keysize(tfm),
3148                        crypto_skcipher_min_keysize(generic_tfm));
3149                 err = -EINVAL;
3150                 goto out;
3151         }
3152
3153         if (maxkeysize != crypto_skcipher_max_keysize(generic_tfm)) {
3154                 pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
3155                        driver, maxkeysize,
3156                        crypto_skcipher_max_keysize(generic_tfm));
3157                 err = -EINVAL;
3158                 goto out;
3159         }
3160
3161         if (ivsize != crypto_skcipher_ivsize(generic_tfm)) {
3162                 pr_err("alg: skcipher: ivsize for %s (%u) doesn't match generic impl (%u)\n",
3163                        driver, ivsize, crypto_skcipher_ivsize(generic_tfm));
3164                 err = -EINVAL;
3165                 goto out;
3166         }
3167
3168         if (blocksize != crypto_skcipher_blocksize(generic_tfm)) {
3169                 pr_err("alg: skcipher: blocksize for %s (%u) doesn't match generic impl (%u)\n",
3170                        driver, blocksize,
3171                        crypto_skcipher_blocksize(generic_tfm));
3172                 err = -EINVAL;
3173                 goto out;
3174         }
3175
3176         /*
3177          * Now generate test vectors using the generic implementation, and test
3178          * the other implementation against them.
3179          */
3180
3181         vec.key = kmalloc(maxkeysize, GFP_KERNEL);
3182         vec.iv = kmalloc(ivsize, GFP_KERNEL);
3183         vec.ptext = kmalloc(maxdatasize, GFP_KERNEL);
3184         vec.ctext = kmalloc(maxdatasize, GFP_KERNEL);
3185         if (!vec.key || !vec.iv || !vec.ptext || !vec.ctext) {
3186                 err = -ENOMEM;
3187                 goto out;
3188         }
3189
3190         for (i = 0; i < fuzz_iterations * 8; i++) {
3191                 generate_random_cipher_testvec(&rng, generic_req, &vec,
3192                                                maxdatasize,
3193                                                vec_name, sizeof(vec_name));
3194                 generate_random_testvec_config(&rng, cfg, cfgname,
3195                                                sizeof(cfgname));
3196
3197                 err = test_skcipher_vec_cfg(ENCRYPT, &vec, vec_name,
3198                                             cfg, req, tsgls);
3199                 if (err)
3200                         goto out;
3201                 err = test_skcipher_vec_cfg(DECRYPT, &vec, vec_name,
3202                                             cfg, req, tsgls);
3203                 if (err)
3204                         goto out;
3205                 cond_resched();
3206         }
3207         err = 0;
3208 out:
3209         kfree(cfg);
3210         kfree(vec.key);
3211         kfree(vec.iv);
3212         kfree(vec.ptext);
3213         kfree(vec.ctext);
3214         crypto_free_skcipher(generic_tfm);
3215         skcipher_request_free(generic_req);
3216         return err;
3217 }
3218 #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3219 static int test_skcipher_vs_generic_impl(const char *generic_driver,
3220                                          struct skcipher_request *req,
3221                                          struct cipher_test_sglists *tsgls)
3222 {
3223         return 0;
3224 }
3225 #endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */
3226
3227 static int test_skcipher(int enc, const struct cipher_test_suite *suite,
3228                          struct skcipher_request *req,
3229                          struct cipher_test_sglists *tsgls)
3230 {
3231         unsigned int i;
3232         int err;
3233
3234         for (i = 0; i < suite->count; i++) {
3235                 err = test_skcipher_vec(enc, &suite->vecs[i], i, req, tsgls);
3236                 if (err)
3237                         return err;
3238                 cond_resched();
3239         }
3240         return 0;
3241 }
3242
3243 static int alg_test_skcipher(const struct alg_test_desc *desc,
3244                              const char *driver, u32 type, u32 mask)
3245 {
3246         const struct cipher_test_suite *suite = &desc->suite.cipher;
3247         struct crypto_skcipher *tfm;
3248         struct skcipher_request *req = NULL;
3249         struct cipher_test_sglists *tsgls = NULL;
3250         int err;
3251
3252         if (suite->count <= 0) {
3253                 pr_err("alg: skcipher: empty test suite for %s\n", driver);
3254                 return -EINVAL;
3255         }
3256
3257         tfm = crypto_alloc_skcipher(driver, type, mask);
3258         if (IS_ERR(tfm)) {
3259                 pr_err("alg: skcipher: failed to allocate transform for %s: %ld\n",
3260                        driver, PTR_ERR(tfm));
3261                 return PTR_ERR(tfm);
3262         }
3263         driver = crypto_skcipher_driver_name(tfm);
3264
3265         req = skcipher_request_alloc(tfm, GFP_KERNEL);
3266         if (!req) {
3267                 pr_err("alg: skcipher: failed to allocate request for %s\n",
3268                        driver);
3269                 err = -ENOMEM;
3270                 goto out;
3271         }
3272
3273         tsgls = alloc_cipher_test_sglists();
3274         if (!tsgls) {
3275                 pr_err("alg: skcipher: failed to allocate test buffers for %s\n",
3276                        driver);
3277                 err = -ENOMEM;
3278                 goto out;
3279         }
3280
3281         err = test_skcipher(ENCRYPT, suite, req, tsgls);
3282         if (err)
3283                 goto out;
3284
3285         err = test_skcipher(DECRYPT, suite, req, tsgls);
3286         if (err)
3287                 goto out;
3288
3289         err = test_skcipher_vs_generic_impl(desc->generic_driver, req, tsgls);
3290 out:
3291         free_cipher_test_sglists(tsgls);
3292         skcipher_request_free(req);
3293         crypto_free_skcipher(tfm);
3294         return err;
3295 }
3296
3297 static int test_comp(struct crypto_comp *tfm,
3298                      const struct comp_testvec *ctemplate,
3299                      const struct comp_testvec *dtemplate,
3300                      int ctcount, int dtcount)
3301 {
3302         const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
3303         char *output, *decomp_output;
3304         unsigned int i;
3305         int ret;
3306
3307         output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3308         if (!output)
3309                 return -ENOMEM;
3310
3311         decomp_output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3312         if (!decomp_output) {
3313                 kfree(output);
3314                 return -ENOMEM;
3315         }
3316
3317         for (i = 0; i < ctcount; i++) {
3318                 int ilen;
3319                 unsigned int dlen = COMP_BUF_SIZE;
3320
3321                 memset(output, 0, COMP_BUF_SIZE);
3322                 memset(decomp_output, 0, COMP_BUF_SIZE);
3323
3324                 ilen = ctemplate[i].inlen;
3325                 ret = crypto_comp_compress(tfm, ctemplate[i].input,
3326                                            ilen, output, &dlen);
3327                 if (ret) {
3328                         printk(KERN_ERR "alg: comp: compression failed "
3329                                "on test %d for %s: ret=%d\n", i + 1, algo,
3330                                -ret);
3331                         goto out;
3332                 }
3333
3334                 ilen = dlen;
3335                 dlen = COMP_BUF_SIZE;
3336                 ret = crypto_comp_decompress(tfm, output,
3337                                              ilen, decomp_output, &dlen);
3338                 if (ret) {
3339                         pr_err("alg: comp: compression failed: decompress: on test %d for %s failed: ret=%d\n",
3340                                i + 1, algo, -ret);
3341                         goto out;
3342                 }
3343
3344                 if (dlen != ctemplate[i].inlen) {
3345                         printk(KERN_ERR "alg: comp: Compression test %d "
3346                                "failed for %s: output len = %d\n", i + 1, algo,
3347                                dlen);
3348                         ret = -EINVAL;
3349                         goto out;
3350                 }
3351
3352                 if (memcmp(decomp_output, ctemplate[i].input,
3353                            ctemplate[i].inlen)) {
3354                         pr_err("alg: comp: compression failed: output differs: on test %d for %s\n",
3355                                i + 1, algo);
3356                         hexdump(decomp_output, dlen);
3357                         ret = -EINVAL;
3358                         goto out;
3359                 }
3360         }
3361
3362         for (i = 0; i < dtcount; i++) {
3363                 int ilen;
3364                 unsigned int dlen = COMP_BUF_SIZE;
3365
3366                 memset(decomp_output, 0, COMP_BUF_SIZE);
3367
3368                 ilen = dtemplate[i].inlen;
3369                 ret = crypto_comp_decompress(tfm, dtemplate[i].input,
3370                                              ilen, decomp_output, &dlen);
3371                 if (ret) {
3372                         printk(KERN_ERR "alg: comp: decompression failed "
3373                                "on test %d for %s: ret=%d\n", i + 1, algo,
3374                                -ret);
3375                         goto out;
3376                 }
3377
3378                 if (dlen != dtemplate[i].outlen) {
3379                         printk(KERN_ERR "alg: comp: Decompression test %d "
3380                                "failed for %s: output len = %d\n", i + 1, algo,
3381                                dlen);
3382                         ret = -EINVAL;
3383                         goto out;
3384                 }
3385
3386                 if (memcmp(decomp_output, dtemplate[i].output, dlen)) {
3387                         printk(KERN_ERR "alg: comp: Decompression test %d "
3388                                "failed for %s\n", i + 1, algo);
3389                         hexdump(decomp_output, dlen);
3390                         ret = -EINVAL;
3391                         goto out;
3392                 }
3393         }
3394
3395         ret = 0;
3396
3397 out:
3398         kfree(decomp_output);
3399         kfree(output);
3400         return ret;
3401 }
3402
3403 static int test_acomp(struct crypto_acomp *tfm,
3404                       const struct comp_testvec *ctemplate,
3405                       const struct comp_testvec *dtemplate,
3406                       int ctcount, int dtcount)
3407 {
3408         const char *algo = crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm));
3409         unsigned int i;
3410         char *output, *decomp_out;
3411         int ret;
3412         struct scatterlist src, dst;
3413         struct acomp_req *req;
3414         struct crypto_wait wait;
3415
3416         output = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3417         if (!output)
3418                 return -ENOMEM;
3419
3420         decomp_out = kmalloc(COMP_BUF_SIZE, GFP_KERNEL);
3421         if (!decomp_out) {
3422                 kfree(output);
3423                 return -ENOMEM;
3424         }
3425
3426         for (i = 0; i < ctcount; i++) {
3427                 unsigned int dlen = COMP_BUF_SIZE;
3428                 int ilen = ctemplate[i].inlen;
3429                 void *input_vec;
3430
3431                 input_vec = kmemdup(ctemplate[i].input, ilen, GFP_KERNEL);
3432                 if (!input_vec) {
3433                         ret = -ENOMEM;
3434                         goto out;
3435                 }
3436
3437                 memset(output, 0, dlen);
3438                 crypto_init_wait(&wait);
3439                 sg_init_one(&src, input_vec, ilen);
3440                 sg_init_one(&dst, output, dlen);
3441
3442                 req = acomp_request_alloc(tfm);
3443                 if (!req) {
3444                         pr_err("alg: acomp: request alloc failed for %s\n",
3445                                algo);
3446                         kfree(input_vec);
3447                         ret = -ENOMEM;
3448                         goto out;
3449                 }
3450
3451                 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3452                 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3453                                            crypto_req_done, &wait);
3454
3455                 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3456                 if (ret) {
3457                         pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3458                                i + 1, algo, -ret);
3459                         kfree(input_vec);
3460                         acomp_request_free(req);
3461                         goto out;
3462                 }
3463
3464                 ilen = req->dlen;
3465                 dlen = COMP_BUF_SIZE;
3466                 sg_init_one(&src, output, ilen);
3467                 sg_init_one(&dst, decomp_out, dlen);
3468                 crypto_init_wait(&wait);
3469                 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3470
3471                 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3472                 if (ret) {
3473                         pr_err("alg: acomp: compression failed on test %d for %s: ret=%d\n",
3474                                i + 1, algo, -ret);
3475                         kfree(input_vec);
3476                         acomp_request_free(req);
3477                         goto out;
3478                 }
3479
3480                 if (req->dlen != ctemplate[i].inlen) {
3481                         pr_err("alg: acomp: Compression test %d failed for %s: output len = %d\n",
3482                                i + 1, algo, req->dlen);
3483                         ret = -EINVAL;
3484                         kfree(input_vec);
3485                         acomp_request_free(req);
3486                         goto out;
3487                 }
3488
3489                 if (memcmp(input_vec, decomp_out, req->dlen)) {
3490                         pr_err("alg: acomp: Compression test %d failed for %s\n",
3491                                i + 1, algo);
3492                         hexdump(output, req->dlen);
3493                         ret = -EINVAL;
3494                         kfree(input_vec);
3495                         acomp_request_free(req);
3496                         goto out;
3497                 }
3498
3499 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3500                 crypto_init_wait(&wait);
3501                 sg_init_one(&src, input_vec, ilen);
3502                 acomp_request_set_params(req, &src, NULL, ilen, 0);
3503
3504                 ret = crypto_wait_req(crypto_acomp_compress(req), &wait);
3505                 if (ret) {
3506                         pr_err("alg: acomp: compression failed on NULL dst buffer test %d for %s: ret=%d\n",
3507                                i + 1, algo, -ret);
3508                         kfree(input_vec);
3509                         acomp_request_free(req);
3510                         goto out;
3511                 }
3512 #endif
3513
3514                 kfree(input_vec);
3515                 acomp_request_free(req);
3516         }
3517
3518         for (i = 0; i < dtcount; i++) {
3519                 unsigned int dlen = COMP_BUF_SIZE;
3520                 int ilen = dtemplate[i].inlen;
3521                 void *input_vec;
3522
3523                 input_vec = kmemdup(dtemplate[i].input, ilen, GFP_KERNEL);
3524                 if (!input_vec) {
3525                         ret = -ENOMEM;
3526                         goto out;
3527                 }
3528
3529                 memset(output, 0, dlen);
3530                 crypto_init_wait(&wait);
3531                 sg_init_one(&src, input_vec, ilen);
3532                 sg_init_one(&dst, output, dlen);
3533
3534                 req = acomp_request_alloc(tfm);
3535                 if (!req) {
3536                         pr_err("alg: acomp: request alloc failed for %s\n",
3537                                algo);
3538                         kfree(input_vec);
3539                         ret = -ENOMEM;
3540                         goto out;
3541                 }
3542
3543                 acomp_request_set_params(req, &src, &dst, ilen, dlen);
3544                 acomp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3545                                            crypto_req_done, &wait);
3546
3547                 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3548                 if (ret) {
3549                         pr_err("alg: acomp: decompression failed on test %d for %s: ret=%d\n",
3550                                i + 1, algo, -ret);
3551                         kfree(input_vec);
3552                         acomp_request_free(req);
3553                         goto out;
3554                 }
3555
3556                 if (req->dlen != dtemplate[i].outlen) {
3557                         pr_err("alg: acomp: Decompression test %d failed for %s: output len = %d\n",
3558                                i + 1, algo, req->dlen);
3559                         ret = -EINVAL;
3560                         kfree(input_vec);
3561                         acomp_request_free(req);
3562                         goto out;
3563                 }
3564
3565                 if (memcmp(output, dtemplate[i].output, req->dlen)) {
3566                         pr_err("alg: acomp: Decompression test %d failed for %s\n",
3567                                i + 1, algo);
3568                         hexdump(output, req->dlen);
3569                         ret = -EINVAL;
3570                         kfree(input_vec);
3571                         acomp_request_free(req);
3572                         goto out;
3573                 }
3574
3575 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
3576                 crypto_init_wait(&wait);
3577                 acomp_request_set_params(req, &src, NULL, ilen, 0);
3578
3579                 ret = crypto_wait_req(crypto_acomp_decompress(req), &wait);
3580                 if (ret) {
3581                         pr_err("alg: acomp: decompression failed on NULL dst buffer test %d for %s: ret=%d\n",
3582                                i + 1, algo, -ret);
3583                         kfree(input_vec);
3584                         acomp_request_free(req);
3585                         goto out;
3586                 }
3587 #endif
3588
3589                 kfree(input_vec);
3590                 acomp_request_free(req);
3591         }
3592
3593         ret = 0;
3594
3595 out:
3596         kfree(decomp_out);
3597         kfree(output);
3598         return ret;
3599 }
3600
3601 static int test_cprng(struct crypto_rng *tfm,
3602                       const struct cprng_testvec *template,
3603                       unsigned int tcount)
3604 {
3605         const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
3606         int err = 0, i, j, seedsize;
3607         u8 *seed;
3608         char result[32];
3609
3610         seedsize = crypto_rng_seedsize(tfm);
3611
3612         seed = kmalloc(seedsize, GFP_KERNEL);
3613         if (!seed) {
3614                 printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
3615                        "for %s\n", algo);
3616                 return -ENOMEM;
3617         }
3618
3619         for (i = 0; i < tcount; i++) {
3620                 memset(result, 0, 32);
3621
3622                 memcpy(seed, template[i].v, template[i].vlen);
3623                 memcpy(seed + template[i].vlen, template[i].key,
3624                        template[i].klen);
3625                 memcpy(seed + template[i].vlen + template[i].klen,
3626                        template[i].dt, template[i].dtlen);
3627
3628                 err = crypto_rng_reset(tfm, seed, seedsize);
3629                 if (err) {
3630                         printk(KERN_ERR "alg: cprng: Failed to reset rng "
3631                                "for %s\n", algo);
3632                         goto out;
3633                 }
3634
3635                 for (j = 0; j < template[i].loops; j++) {
3636                         err = crypto_rng_get_bytes(tfm, result,
3637                                                    template[i].rlen);
3638                         if (err < 0) {
3639                                 printk(KERN_ERR "alg: cprng: Failed to obtain "
3640                                        "the correct amount of random data for "
3641                                        "%s (requested %d)\n", algo,
3642                                        template[i].rlen);
3643                                 goto out;
3644                         }
3645                 }
3646
3647                 err = memcmp(result, template[i].result,
3648                              template[i].rlen);
3649                 if (err) {
3650                         printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
3651                                i, algo);
3652                         hexdump(result, template[i].rlen);
3653                         err = -EINVAL;
3654                         goto out;
3655                 }
3656         }
3657
3658 out:
3659         kfree(seed);
3660         return err;
3661 }
3662
3663 static int alg_test_cipher(const struct alg_test_desc *desc,
3664                            const char *driver, u32 type, u32 mask)
3665 {
3666         const struct cipher_test_suite *suite = &desc->suite.cipher;
3667         struct crypto_cipher *tfm;
3668         int err;
3669
3670         tfm = crypto_alloc_cipher(driver, type, mask);
3671         if (IS_ERR(tfm)) {
3672                 printk(KERN_ERR "alg: cipher: Failed to load transform for "
3673                        "%s: %ld\n", driver, PTR_ERR(tfm));
3674                 return PTR_ERR(tfm);
3675         }
3676
3677         err = test_cipher(tfm, ENCRYPT, suite->vecs, suite->count);
3678         if (!err)
3679                 err = test_cipher(tfm, DECRYPT, suite->vecs, suite->count);
3680
3681         crypto_free_cipher(tfm);
3682         return err;
3683 }
3684
3685 static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
3686                          u32 type, u32 mask)
3687 {
3688         struct crypto_comp *comp;
3689         struct crypto_acomp *acomp;
3690         int err;
3691         u32 algo_type = type & CRYPTO_ALG_TYPE_ACOMPRESS_MASK;
3692
3693         if (algo_type == CRYPTO_ALG_TYPE_ACOMPRESS) {
3694                 acomp = crypto_alloc_acomp(driver, type, mask);
3695                 if (IS_ERR(acomp)) {
3696                         pr_err("alg: acomp: Failed to load transform for %s: %ld\n",
3697                                driver, PTR_ERR(acomp));
3698                         return PTR_ERR(acomp);
3699                 }
3700                 err = test_acomp(acomp, desc->suite.comp.comp.vecs,
3701                                  desc->suite.comp.decomp.vecs,
3702                                  desc->suite.comp.comp.count,
3703                                  desc->suite.comp.decomp.count);
3704                 crypto_free_acomp(acomp);
3705         } else {
3706                 comp = crypto_alloc_comp(driver, type, mask);
3707                 if (IS_ERR(comp)) {
3708                         pr_err("alg: comp: Failed to load transform for %s: %ld\n",
3709                                driver, PTR_ERR(comp));
3710                         return PTR_ERR(comp);
3711                 }
3712
3713                 err = test_comp(comp, desc->suite.comp.comp.vecs,
3714                                 desc->suite.comp.decomp.vecs,
3715                                 desc->suite.comp.comp.count,
3716                                 desc->suite.comp.decomp.count);
3717
3718                 crypto_free_comp(comp);
3719         }
3720         return err;
3721 }
3722
3723 static int alg_test_crc32c(const struct alg_test_desc *desc,
3724                            const char *driver, u32 type, u32 mask)
3725 {
3726         struct crypto_shash *tfm;
3727         __le32 val;
3728         int err;
3729
3730         err = alg_test_hash(desc, driver, type, mask);
3731         if (err)
3732                 return err;
3733
3734         tfm = crypto_alloc_shash(driver, type, mask);
3735         if (IS_ERR(tfm)) {
3736                 if (PTR_ERR(tfm) == -ENOENT) {
3737                         /*
3738                          * This crc32c implementation is only available through
3739                          * ahash API, not the shash API, so the remaining part
3740                          * of the test is not applicable to it.
3741                          */
3742                         return 0;
3743                 }
3744                 printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
3745                        "%ld\n", driver, PTR_ERR(tfm));
3746                 return PTR_ERR(tfm);
3747         }
3748         driver = crypto_shash_driver_name(tfm);
3749
3750         do {
3751                 SHASH_DESC_ON_STACK(shash, tfm);
3752                 u32 *ctx = (u32 *)shash_desc_ctx(shash);
3753
3754                 shash->tfm = tfm;
3755
3756                 *ctx = 420553207;
3757                 err = crypto_shash_final(shash, (u8 *)&val);
3758                 if (err) {
3759                         printk(KERN_ERR "alg: crc32c: Operation failed for "
3760                                "%s: %d\n", driver, err);
3761                         break;
3762                 }
3763
3764                 if (val != cpu_to_le32(~420553207)) {
3765                         pr_err("alg: crc32c: Test failed for %s: %u\n",
3766                                driver, le32_to_cpu(val));
3767                         err = -EINVAL;
3768                 }
3769         } while (0);
3770
3771         crypto_free_shash(tfm);
3772
3773         return err;
3774 }
3775
3776 static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
3777                           u32 type, u32 mask)
3778 {
3779         struct crypto_rng *rng;
3780         int err;
3781
3782         rng = crypto_alloc_rng(driver, type, mask);
3783         if (IS_ERR(rng)) {
3784                 printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
3785                        "%ld\n", driver, PTR_ERR(rng));
3786                 return PTR_ERR(rng);
3787         }
3788
3789         err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
3790
3791         crypto_free_rng(rng);
3792
3793         return err;
3794 }
3795
3796
3797 static int drbg_cavs_test(const struct drbg_testvec *test, int pr,
3798                           const char *driver, u32 type, u32 mask)
3799 {
3800         int ret = -EAGAIN;
3801         struct crypto_rng *drng;
3802         struct drbg_test_data test_data;
3803         struct drbg_string addtl, pers, testentropy;
3804         unsigned char *buf = kzalloc(test->expectedlen, GFP_KERNEL);
3805
3806         if (!buf)
3807                 return -ENOMEM;
3808
3809         drng = crypto_alloc_rng(driver, type, mask);
3810         if (IS_ERR(drng)) {
3811                 printk(KERN_ERR "alg: drbg: could not allocate DRNG handle for "
3812                        "%s\n", driver);
3813                 kfree_sensitive(buf);
3814                 return -ENOMEM;
3815         }
3816
3817         test_data.testentropy = &testentropy;
3818         drbg_string_fill(&testentropy, test->entropy, test->entropylen);
3819         drbg_string_fill(&pers, test->pers, test->perslen);
3820         ret = crypto_drbg_reset_test(drng, &pers, &test_data);
3821         if (ret) {
3822                 printk(KERN_ERR "alg: drbg: Failed to reset rng\n");
3823                 goto outbuf;
3824         }
3825
3826         drbg_string_fill(&addtl, test->addtla, test->addtllen);
3827         if (pr) {
3828                 drbg_string_fill(&testentropy, test->entpra, test->entprlen);
3829                 ret = crypto_drbg_get_bytes_addtl_test(drng,
3830                         buf, test->expectedlen, &addtl, &test_data);
3831         } else {
3832                 ret = crypto_drbg_get_bytes_addtl(drng,
3833                         buf, test->expectedlen, &addtl);
3834         }
3835         if (ret < 0) {
3836                 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3837                        "driver %s\n", driver);
3838                 goto outbuf;
3839         }
3840
3841         drbg_string_fill(&addtl, test->addtlb, test->addtllen);
3842         if (pr) {
3843                 drbg_string_fill(&testentropy, test->entprb, test->entprlen);
3844                 ret = crypto_drbg_get_bytes_addtl_test(drng,
3845                         buf, test->expectedlen, &addtl, &test_data);
3846         } else {
3847                 ret = crypto_drbg_get_bytes_addtl(drng,
3848                         buf, test->expectedlen, &addtl);
3849         }
3850         if (ret < 0) {
3851                 printk(KERN_ERR "alg: drbg: could not obtain random data for "
3852                        "driver %s\n", driver);
3853                 goto outbuf;
3854         }
3855
3856         ret = memcmp(test->expected, buf, test->expectedlen);
3857
3858 outbuf:
3859         crypto_free_rng(drng);
3860         kfree_sensitive(buf);
3861         return ret;
3862 }
3863
3864
3865 static int alg_test_drbg(const struct alg_test_desc *desc, const char *driver,
3866                          u32 type, u32 mask)
3867 {
3868         int err = 0;
3869         int pr = 0;
3870         int i = 0;
3871         const struct drbg_testvec *template = desc->suite.drbg.vecs;
3872         unsigned int tcount = desc->suite.drbg.count;
3873
3874         if (0 == memcmp(driver, "drbg_pr_", 8))
3875                 pr = 1;
3876
3877         for (i = 0; i < tcount; i++) {
3878                 err = drbg_cavs_test(&template[i], pr, driver, type, mask);
3879                 if (err) {
3880                         printk(KERN_ERR "alg: drbg: Test %d failed for %s\n",
3881                                i, driver);
3882                         err = -EINVAL;
3883                         break;
3884                 }
3885         }
3886         return err;
3887
3888 }
3889
3890 static int do_test_kpp(struct crypto_kpp *tfm, const struct kpp_testvec *vec,
3891                        const char *alg)
3892 {
3893         struct kpp_request *req;
3894         void *input_buf = NULL;
3895         void *output_buf = NULL;
3896         void *a_public = NULL;
3897         void *a_ss = NULL;
3898         void *shared_secret = NULL;
3899         struct crypto_wait wait;
3900         unsigned int out_len_max;
3901         int err = -ENOMEM;
3902         struct scatterlist src, dst;
3903
3904         req = kpp_request_alloc(tfm, GFP_KERNEL);
3905         if (!req)
3906                 return err;
3907
3908         crypto_init_wait(&wait);
3909
3910         err = crypto_kpp_set_secret(tfm, vec->secret, vec->secret_size);
3911         if (err < 0)
3912                 goto free_req;
3913
3914         out_len_max = crypto_kpp_maxsize(tfm);
3915         output_buf = kzalloc(out_len_max, GFP_KERNEL);
3916         if (!output_buf) {
3917                 err = -ENOMEM;
3918                 goto free_req;
3919         }
3920
3921         /* Use appropriate parameter as base */
3922         kpp_request_set_input(req, NULL, 0);
3923         sg_init_one(&dst, output_buf, out_len_max);
3924         kpp_request_set_output(req, &dst, out_len_max);
3925         kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3926                                  crypto_req_done, &wait);
3927
3928         /* Compute party A's public key */
3929         err = crypto_wait_req(crypto_kpp_generate_public_key(req), &wait);
3930         if (err) {
3931                 pr_err("alg: %s: Party A: generate public key test failed. err %d\n",
3932                        alg, err);
3933                 goto free_output;
3934         }
3935
3936         if (vec->genkey) {
3937                 /* Save party A's public key */
3938                 a_public = kmemdup(sg_virt(req->dst), out_len_max, GFP_KERNEL);
3939                 if (!a_public) {
3940                         err = -ENOMEM;
3941                         goto free_output;
3942                 }
3943         } else {
3944                 /* Verify calculated public key */
3945                 if (memcmp(vec->expected_a_public, sg_virt(req->dst),
3946                            vec->expected_a_public_size)) {
3947                         pr_err("alg: %s: Party A: generate public key test failed. Invalid output\n",
3948                                alg);
3949                         err = -EINVAL;
3950                         goto free_output;
3951                 }
3952         }
3953
3954         /* Calculate shared secret key by using counter part (b) public key. */
3955         input_buf = kmemdup(vec->b_public, vec->b_public_size, GFP_KERNEL);
3956         if (!input_buf) {
3957                 err = -ENOMEM;
3958                 goto free_output;
3959         }
3960
3961         sg_init_one(&src, input_buf, vec->b_public_size);
3962         sg_init_one(&dst, output_buf, out_len_max);
3963         kpp_request_set_input(req, &src, vec->b_public_size);
3964         kpp_request_set_output(req, &dst, out_len_max);
3965         kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3966                                  crypto_req_done, &wait);
3967         err = crypto_wait_req(crypto_kpp_compute_shared_secret(req), &wait);
3968         if (err) {
3969                 pr_err("alg: %s: Party A: compute shared secret test failed. err %d\n",
3970                        alg, err);
3971                 goto free_all;
3972         }
3973
3974         if (vec->genkey) {
3975                 /* Save the shared secret obtained by party A */
3976                 a_ss = kmemdup(sg_virt(req->dst), vec->expected_ss_size, GFP_KERNEL);
3977                 if (!a_ss) {
3978                         err = -ENOMEM;
3979                         goto free_all;
3980                 }
3981
3982                 /*
3983                  * Calculate party B's shared secret by using party A's
3984                  * public key.
3985                  */
3986                 err = crypto_kpp_set_secret(tfm, vec->b_secret,
3987                                             vec->b_secret_size);
3988                 if (err < 0)
3989                         goto free_all;
3990
3991                 sg_init_one(&src, a_public, vec->expected_a_public_size);
3992                 sg_init_one(&dst, output_buf, out_len_max);
3993                 kpp_request_set_input(req, &src, vec->expected_a_public_size);
3994                 kpp_request_set_output(req, &dst, out_len_max);
3995                 kpp_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
3996                                          crypto_req_done, &wait);
3997                 err = crypto_wait_req(crypto_kpp_compute_shared_secret(req),
3998                                       &wait);
3999                 if (err) {
4000                         pr_err("alg: %s: Party B: compute shared secret failed. err %d\n",
4001                                alg, err);
4002                         goto free_all;
4003                 }
4004
4005                 shared_secret = a_ss;
4006         } else {
4007                 shared_secret = (void *)vec->expected_ss;
4008         }
4009
4010         /*
4011          * verify shared secret from which the user will derive
4012          * secret key by executing whatever hash it has chosen
4013          */
4014         if (memcmp(shared_secret, sg_virt(req->dst),
4015                    vec->expected_ss_size)) {
4016                 pr_err("alg: %s: compute shared secret test failed. Invalid output\n",
4017                        alg);
4018                 err = -EINVAL;
4019         }
4020
4021 free_all:
4022         kfree(a_ss);
4023         kfree(input_buf);
4024 free_output:
4025         kfree(a_public);
4026         kfree(output_buf);
4027 free_req:
4028         kpp_request_free(req);
4029         return err;
4030 }
4031
4032 static int test_kpp(struct crypto_kpp *tfm, const char *alg,
4033                     const struct kpp_testvec *vecs, unsigned int tcount)
4034 {
4035         int ret, i;
4036
4037         for (i = 0; i < tcount; i++) {
4038                 ret = do_test_kpp(tfm, vecs++, alg);
4039                 if (ret) {
4040                         pr_err("alg: %s: test failed on vector %d, err=%d\n",
4041                                alg, i + 1, ret);
4042                         return ret;
4043                 }
4044         }
4045         return 0;
4046 }
4047
4048 static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
4049                         u32 type, u32 mask)
4050 {
4051         struct crypto_kpp *tfm;
4052         int err = 0;
4053
4054         tfm = crypto_alloc_kpp(driver, type, mask);
4055         if (IS_ERR(tfm)) {
4056                 pr_err("alg: kpp: Failed to load tfm for %s: %ld\n",
4057                        driver, PTR_ERR(tfm));
4058                 return PTR_ERR(tfm);
4059         }
4060         if (desc->suite.kpp.vecs)
4061                 err = test_kpp(tfm, desc->alg, desc->suite.kpp.vecs,
4062                                desc->suite.kpp.count);
4063
4064         crypto_free_kpp(tfm);
4065         return err;
4066 }
4067
4068 static u8 *test_pack_u32(u8 *dst, u32 val)
4069 {
4070         memcpy(dst, &val, sizeof(val));
4071         return dst + sizeof(val);
4072 }
4073
4074 static int test_akcipher_one(struct crypto_akcipher *tfm,
4075                              const struct akcipher_testvec *vecs)
4076 {
4077         char *xbuf[XBUFSIZE];
4078         struct akcipher_request *req;
4079         void *outbuf_enc = NULL;
4080         void *outbuf_dec = NULL;
4081         struct crypto_wait wait;
4082         unsigned int out_len_max, out_len = 0;
4083         int err = -ENOMEM;
4084         struct scatterlist src, dst, src_tab[3];
4085         const char *m, *c;
4086         unsigned int m_size, c_size;
4087         const char *op;
4088         u8 *key, *ptr;
4089
4090         if (testmgr_alloc_buf(xbuf))
4091                 return err;
4092
4093         req = akcipher_request_alloc(tfm, GFP_KERNEL);
4094         if (!req)
4095                 goto free_xbuf;
4096
4097         crypto_init_wait(&wait);
4098
4099         key = kmalloc(vecs->key_len + sizeof(u32) * 2 + vecs->param_len,
4100                       GFP_KERNEL);
4101         if (!key)
4102                 goto free_req;
4103         memcpy(key, vecs->key, vecs->key_len);
4104         ptr = key + vecs->key_len;
4105         ptr = test_pack_u32(ptr, vecs->algo);
4106         ptr = test_pack_u32(ptr, vecs->param_len);
4107         memcpy(ptr, vecs->params, vecs->param_len);
4108
4109         if (vecs->public_key_vec)
4110                 err = crypto_akcipher_set_pub_key(tfm, key, vecs->key_len);
4111         else
4112                 err = crypto_akcipher_set_priv_key(tfm, key, vecs->key_len);
4113         if (err)
4114                 goto free_key;
4115
4116         /*
4117          * First run test which do not require a private key, such as
4118          * encrypt or verify.
4119          */
4120         err = -ENOMEM;
4121         out_len_max = crypto_akcipher_maxsize(tfm);
4122         outbuf_enc = kzalloc(out_len_max, GFP_KERNEL);
4123         if (!outbuf_enc)
4124                 goto free_key;
4125
4126         if (!vecs->siggen_sigver_test) {
4127                 m = vecs->m;
4128                 m_size = vecs->m_size;
4129                 c = vecs->c;
4130                 c_size = vecs->c_size;
4131                 op = "encrypt";
4132         } else {
4133                 /* Swap args so we could keep plaintext (digest)
4134                  * in vecs->m, and cooked signature in vecs->c.
4135                  */
4136                 m = vecs->c; /* signature */
4137                 m_size = vecs->c_size;
4138                 c = vecs->m; /* digest */
4139                 c_size = vecs->m_size;
4140                 op = "verify";
4141         }
4142
4143         err = -E2BIG;
4144         if (WARN_ON(m_size > PAGE_SIZE))
4145                 goto free_all;
4146         memcpy(xbuf[0], m, m_size);
4147
4148         sg_init_table(src_tab, 3);
4149         sg_set_buf(&src_tab[0], xbuf[0], 8);
4150         sg_set_buf(&src_tab[1], xbuf[0] + 8, m_size - 8);
4151         if (vecs->siggen_sigver_test) {
4152                 if (WARN_ON(c_size > PAGE_SIZE))
4153                         goto free_all;
4154                 memcpy(xbuf[1], c, c_size);
4155                 sg_set_buf(&src_tab[2], xbuf[1], c_size);
4156                 akcipher_request_set_crypt(req, src_tab, NULL, m_size, c_size);
4157         } else {
4158                 sg_init_one(&dst, outbuf_enc, out_len_max);
4159                 akcipher_request_set_crypt(req, src_tab, &dst, m_size,
4160                                            out_len_max);
4161         }
4162         akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
4163                                       crypto_req_done, &wait);
4164
4165         err = crypto_wait_req(vecs->siggen_sigver_test ?
4166                               /* Run asymmetric signature verification */
4167                               crypto_akcipher_verify(req) :
4168                               /* Run asymmetric encrypt */
4169                               crypto_akcipher_encrypt(req), &wait);
4170         if (err) {
4171                 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4172                 goto free_all;
4173         }
4174         if (!vecs->siggen_sigver_test && c) {
4175                 if (req->dst_len != c_size) {
4176                         pr_err("alg: akcipher: %s test failed. Invalid output len\n",
4177                                op);
4178                         err = -EINVAL;
4179                         goto free_all;
4180                 }
4181                 /* verify that encrypted message is equal to expected */
4182                 if (memcmp(c, outbuf_enc, c_size) != 0) {
4183                         pr_err("alg: akcipher: %s test failed. Invalid output\n",
4184                                op);
4185                         hexdump(outbuf_enc, c_size);
4186                         err = -EINVAL;
4187                         goto free_all;
4188                 }
4189         }
4190
4191         /*
4192          * Don't invoke (decrypt or sign) test which require a private key
4193          * for vectors with only a public key.
4194          */
4195         if (vecs->public_key_vec) {
4196                 err = 0;
4197                 goto free_all;
4198         }
4199         outbuf_dec = kzalloc(out_len_max, GFP_KERNEL);
4200         if (!outbuf_dec) {
4201                 err = -ENOMEM;
4202                 goto free_all;
4203         }
4204
4205         if (!vecs->siggen_sigver_test && !c) {
4206                 c = outbuf_enc;
4207                 c_size = req->dst_len;
4208         }
4209
4210         err = -E2BIG;
4211         op = vecs->siggen_sigver_test ? "sign" : "decrypt";
4212         if (WARN_ON(c_size > PAGE_SIZE))
4213                 goto free_all;
4214         memcpy(xbuf[0], c, c_size);
4215
4216         sg_init_one(&src, xbuf[0], c_size);
4217         sg_init_one(&dst, outbuf_dec, out_len_max);
4218         crypto_init_wait(&wait);
4219         akcipher_request_set_crypt(req, &src, &dst, c_size, out_len_max);
4220
4221         err = crypto_wait_req(vecs->siggen_sigver_test ?
4222                               /* Run asymmetric signature generation */
4223                               crypto_akcipher_sign(req) :
4224                               /* Run asymmetric decrypt */
4225                               crypto_akcipher_decrypt(req), &wait);
4226         if (err) {
4227                 pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
4228                 goto free_all;
4229         }
4230         out_len = req->dst_len;
4231         if (out_len < m_size) {
4232                 pr_err("alg: akcipher: %s test failed. Invalid output len %u\n",
4233                        op, out_len);
4234                 err = -EINVAL;
4235                 goto free_all;
4236         }
4237         /* verify that decrypted message is equal to the original msg */
4238         if (memchr_inv(outbuf_dec, 0, out_len - m_size) ||
4239             memcmp(m, outbuf_dec + out_len - m_size, m_size)) {
4240                 pr_err("alg: akcipher: %s test failed. Invalid output\n", op);
4241                 hexdump(outbuf_dec, out_len);
4242                 err = -EINVAL;
4243         }
4244 free_all:
4245         kfree(outbuf_dec);
4246         kfree(outbuf_enc);
4247 free_key:
4248         kfree(key);
4249 free_req:
4250         akcipher_request_free(req);
4251 free_xbuf:
4252         testmgr_free_buf(xbuf);
4253         return err;
4254 }
4255
4256 static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
4257                          const struct akcipher_testvec *vecs,
4258                          unsigned int tcount)
4259 {
4260         const char *algo =
4261                 crypto_tfm_alg_driver_name(crypto_akcipher_tfm(tfm));
4262         int ret, i;
4263
4264         for (i = 0; i < tcount; i++) {
4265                 ret = test_akcipher_one(tfm, vecs++);
4266                 if (!ret)
4267                         continue;
4268
4269                 pr_err("alg: akcipher: test %d failed for %s, err=%d\n",
4270                        i + 1, algo, ret);
4271                 return ret;
4272         }
4273         return 0;
4274 }
4275
4276 static int alg_test_akcipher(const struct alg_test_desc *desc,
4277                              const char *driver, u32 type, u32 mask)
4278 {
4279         struct crypto_akcipher *tfm;
4280         int err = 0;
4281
4282         tfm = crypto_alloc_akcipher(driver, type, mask);
4283         if (IS_ERR(tfm)) {
4284                 pr_err("alg: akcipher: Failed to load tfm for %s: %ld\n",
4285                        driver, PTR_ERR(tfm));
4286                 return PTR_ERR(tfm);
4287         }
4288         if (desc->suite.akcipher.vecs)
4289                 err = test_akcipher(tfm, desc->alg, desc->suite.akcipher.vecs,
4290                                     desc->suite.akcipher.count);
4291
4292         crypto_free_akcipher(tfm);
4293         return err;
4294 }
4295
4296 static int alg_test_null(const struct alg_test_desc *desc,
4297                              const char *driver, u32 type, u32 mask)
4298 {
4299         return 0;
4300 }
4301
4302 #define ____VECS(tv)    .vecs = tv, .count = ARRAY_SIZE(tv)
4303 #define __VECS(tv)      { ____VECS(tv) }
4304
4305 /* Please keep this list sorted by algorithm name. */
4306 static const struct alg_test_desc alg_test_descs[] = {
4307         {
4308                 .alg = "adiantum(xchacha12,aes)",
4309                 .generic_driver = "adiantum(xchacha12-generic,aes-generic,nhpoly1305-generic)",
4310                 .test = alg_test_skcipher,
4311                 .suite = {
4312                         .cipher = __VECS(adiantum_xchacha12_aes_tv_template)
4313                 },
4314         }, {
4315                 .alg = "adiantum(xchacha20,aes)",
4316                 .generic_driver = "adiantum(xchacha20-generic,aes-generic,nhpoly1305-generic)",
4317                 .test = alg_test_skcipher,
4318                 .suite = {
4319                         .cipher = __VECS(adiantum_xchacha20_aes_tv_template)
4320                 },
4321         }, {
4322                 .alg = "aegis128",
4323                 .test = alg_test_aead,
4324                 .suite = {
4325                         .aead = __VECS(aegis128_tv_template)
4326                 }
4327         }, {
4328                 .alg = "ansi_cprng",
4329                 .test = alg_test_cprng,
4330                 .suite = {
4331                         .cprng = __VECS(ansi_cprng_aes_tv_template)
4332                 }
4333         }, {
4334                 .alg = "authenc(hmac(md5),ecb(cipher_null))",
4335                 .test = alg_test_aead,
4336                 .suite = {
4337                         .aead = __VECS(hmac_md5_ecb_cipher_null_tv_template)
4338                 }
4339         }, {
4340                 .alg = "authenc(hmac(sha1),cbc(aes))",
4341                 .test = alg_test_aead,
4342                 .fips_allowed = 1,
4343                 .suite = {
4344                         .aead = __VECS(hmac_sha1_aes_cbc_tv_temp)
4345                 }
4346         }, {
4347                 .alg = "authenc(hmac(sha1),cbc(des))",
4348                 .test = alg_test_aead,
4349                 .suite = {
4350                         .aead = __VECS(hmac_sha1_des_cbc_tv_temp)
4351                 }
4352         }, {
4353                 .alg = "authenc(hmac(sha1),cbc(des3_ede))",
4354                 .test = alg_test_aead,
4355                 .suite = {
4356                         .aead = __VECS(hmac_sha1_des3_ede_cbc_tv_temp)
4357                 }
4358         }, {
4359                 .alg = "authenc(hmac(sha1),ctr(aes))",
4360                 .test = alg_test_null,
4361                 .fips_allowed = 1,
4362         }, {
4363                 .alg = "authenc(hmac(sha1),ecb(cipher_null))",
4364                 .test = alg_test_aead,
4365                 .suite = {
4366                         .aead = __VECS(hmac_sha1_ecb_cipher_null_tv_temp)
4367                 }
4368         }, {
4369                 .alg = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
4370                 .test = alg_test_null,
4371                 .fips_allowed = 1,
4372         }, {
4373                 .alg = "authenc(hmac(sha224),cbc(des))",
4374                 .test = alg_test_aead,
4375                 .suite = {
4376                         .aead = __VECS(hmac_sha224_des_cbc_tv_temp)
4377                 }
4378         }, {
4379                 .alg = "authenc(hmac(sha224),cbc(des3_ede))",
4380                 .test = alg_test_aead,
4381                 .suite = {
4382                         .aead = __VECS(hmac_sha224_des3_ede_cbc_tv_temp)
4383                 }
4384         }, {
4385                 .alg = "authenc(hmac(sha256),cbc(aes))",
4386                 .test = alg_test_aead,
4387                 .fips_allowed = 1,
4388                 .suite = {
4389                         .aead = __VECS(hmac_sha256_aes_cbc_tv_temp)
4390                 }
4391         }, {
4392                 .alg = "authenc(hmac(sha256),cbc(des))",
4393                 .test = alg_test_aead,
4394                 .suite = {
4395                         .aead = __VECS(hmac_sha256_des_cbc_tv_temp)
4396                 }
4397         }, {
4398                 .alg = "authenc(hmac(sha256),cbc(des3_ede))",
4399                 .test = alg_test_aead,
4400                 .suite = {
4401                         .aead = __VECS(hmac_sha256_des3_ede_cbc_tv_temp)
4402                 }
4403         }, {
4404                 .alg = "authenc(hmac(sha256),ctr(aes))",
4405                 .test = alg_test_null,
4406                 .fips_allowed = 1,
4407         }, {
4408                 .alg = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
4409                 .test = alg_test_null,
4410                 .fips_allowed = 1,
4411         }, {
4412                 .alg = "authenc(hmac(sha384),cbc(des))",
4413                 .test = alg_test_aead,
4414                 .suite = {
4415                         .aead = __VECS(hmac_sha384_des_cbc_tv_temp)
4416                 }
4417         }, {
4418                 .alg = "authenc(hmac(sha384),cbc(des3_ede))",
4419                 .test = alg_test_aead,
4420                 .suite = {
4421                         .aead = __VECS(hmac_sha384_des3_ede_cbc_tv_temp)
4422                 }
4423         }, {
4424                 .alg = "authenc(hmac(sha384),ctr(aes))",
4425                 .test = alg_test_null,
4426                 .fips_allowed = 1,
4427         }, {
4428                 .alg = "authenc(hmac(sha384),rfc3686(ctr(aes)))",
4429                 .test = alg_test_null,
4430                 .fips_allowed = 1,
4431         }, {
4432                 .alg = "authenc(hmac(sha512),cbc(aes))",
4433                 .fips_allowed = 1,
4434                 .test = alg_test_aead,
4435                 .suite = {
4436                         .aead = __VECS(hmac_sha512_aes_cbc_tv_temp)
4437                 }
4438         }, {
4439                 .alg = "authenc(hmac(sha512),cbc(des))",
4440                 .test = alg_test_aead,
4441                 .suite = {
4442                         .aead = __VECS(hmac_sha512_des_cbc_tv_temp)
4443                 }
4444         }, {
4445                 .alg = "authenc(hmac(sha512),cbc(des3_ede))",
4446                 .test = alg_test_aead,
4447                 .suite = {
4448                         .aead = __VECS(hmac_sha512_des3_ede_cbc_tv_temp)
4449                 }
4450         }, {
4451                 .alg = "authenc(hmac(sha512),ctr(aes))",
4452                 .test = alg_test_null,
4453                 .fips_allowed = 1,
4454         }, {
4455                 .alg = "authenc(hmac(sha512),rfc3686(ctr(aes)))",
4456                 .test = alg_test_null,
4457                 .fips_allowed = 1,
4458         }, {
4459                 .alg = "blake2b-160",
4460                 .test = alg_test_hash,
4461                 .fips_allowed = 0,
4462                 .suite = {
4463                         .hash = __VECS(blake2b_160_tv_template)
4464                 }
4465         }, {
4466                 .alg = "blake2b-256",
4467                 .test = alg_test_hash,
4468                 .fips_allowed = 0,
4469                 .suite = {
4470                         .hash = __VECS(blake2b_256_tv_template)
4471                 }
4472         }, {
4473                 .alg = "blake2b-384",
4474                 .test = alg_test_hash,
4475                 .fips_allowed = 0,
4476                 .suite = {
4477                         .hash = __VECS(blake2b_384_tv_template)
4478                 }
4479         }, {
4480                 .alg = "blake2b-512",
4481                 .test = alg_test_hash,
4482                 .fips_allowed = 0,
4483                 .suite = {
4484                         .hash = __VECS(blake2b_512_tv_template)
4485                 }
4486         }, {
4487                 .alg = "cbc(aes)",
4488                 .test = alg_test_skcipher,
4489                 .fips_allowed = 1,
4490                 .suite = {
4491                         .cipher = __VECS(aes_cbc_tv_template)
4492                 },
4493         }, {
4494                 .alg = "cbc(anubis)",
4495                 .test = alg_test_skcipher,
4496                 .suite = {
4497                         .cipher = __VECS(anubis_cbc_tv_template)
4498                 },
4499         }, {
4500                 .alg = "cbc(aria)",
4501                 .test = alg_test_skcipher,
4502                 .suite = {
4503                         .cipher = __VECS(aria_cbc_tv_template)
4504                 },
4505         }, {
4506                 .alg = "cbc(blowfish)",
4507                 .test = alg_test_skcipher,
4508                 .suite = {
4509                         .cipher = __VECS(bf_cbc_tv_template)
4510                 },
4511         }, {
4512                 .alg = "cbc(camellia)",
4513                 .test = alg_test_skcipher,
4514                 .suite = {
4515                         .cipher = __VECS(camellia_cbc_tv_template)
4516                 },
4517         }, {
4518                 .alg = "cbc(cast5)",
4519                 .test = alg_test_skcipher,
4520                 .suite = {
4521                         .cipher = __VECS(cast5_cbc_tv_template)
4522                 },
4523         }, {
4524                 .alg = "cbc(cast6)",
4525                 .test = alg_test_skcipher,
4526                 .suite = {
4527                         .cipher = __VECS(cast6_cbc_tv_template)
4528                 },
4529         }, {
4530                 .alg = "cbc(des)",
4531                 .test = alg_test_skcipher,
4532                 .suite = {
4533                         .cipher = __VECS(des_cbc_tv_template)
4534                 },
4535         }, {
4536                 .alg = "cbc(des3_ede)",
4537                 .test = alg_test_skcipher,
4538                 .suite = {
4539                         .cipher = __VECS(des3_ede_cbc_tv_template)
4540                 },
4541         }, {
4542                 /* Same as cbc(aes) except the key is stored in
4543                  * hardware secure memory which we reference by index
4544                  */
4545                 .alg = "cbc(paes)",
4546                 .test = alg_test_null,
4547                 .fips_allowed = 1,
4548         }, {
4549                 /* Same as cbc(sm4) except the key is stored in
4550                  * hardware secure memory which we reference by index
4551                  */
4552                 .alg = "cbc(psm4)",
4553                 .test = alg_test_null,
4554         }, {
4555                 .alg = "cbc(serpent)",
4556                 .test = alg_test_skcipher,
4557                 .suite = {
4558                         .cipher = __VECS(serpent_cbc_tv_template)
4559                 },
4560         }, {
4561                 .alg = "cbc(sm4)",
4562                 .test = alg_test_skcipher,
4563                 .suite = {
4564                         .cipher = __VECS(sm4_cbc_tv_template)
4565                 }
4566         }, {
4567                 .alg = "cbc(twofish)",
4568                 .test = alg_test_skcipher,
4569                 .suite = {
4570                         .cipher = __VECS(tf_cbc_tv_template)
4571                 },
4572         }, {
4573 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4574                 .alg = "cbc-paes-s390",
4575                 .fips_allowed = 1,
4576                 .test = alg_test_skcipher,
4577                 .suite = {
4578                         .cipher = __VECS(aes_cbc_tv_template)
4579                 }
4580         }, {
4581 #endif
4582                 .alg = "cbcmac(aes)",
4583                 .test = alg_test_hash,
4584                 .suite = {
4585                         .hash = __VECS(aes_cbcmac_tv_template)
4586                 }
4587         }, {
4588                 .alg = "cbcmac(sm4)",
4589                 .test = alg_test_hash,
4590                 .suite = {
4591                         .hash = __VECS(sm4_cbcmac_tv_template)
4592                 }
4593         }, {
4594                 .alg = "ccm(aes)",
4595                 .generic_driver = "ccm_base(ctr(aes-generic),cbcmac(aes-generic))",
4596                 .test = alg_test_aead,
4597                 .fips_allowed = 1,
4598                 .suite = {
4599                         .aead = {
4600                                 ____VECS(aes_ccm_tv_template),
4601                                 .einval_allowed = 1,
4602                         }
4603                 }
4604         }, {
4605                 .alg = "ccm(sm4)",
4606                 .generic_driver = "ccm_base(ctr(sm4-generic),cbcmac(sm4-generic))",
4607                 .test = alg_test_aead,
4608                 .suite = {
4609                         .aead = {
4610                                 ____VECS(sm4_ccm_tv_template),
4611                                 .einval_allowed = 1,
4612                         }
4613                 }
4614         }, {
4615                 .alg = "cfb(aes)",
4616                 .test = alg_test_skcipher,
4617                 .fips_allowed = 1,
4618                 .suite = {
4619                         .cipher = __VECS(aes_cfb_tv_template)
4620                 },
4621         }, {
4622                 .alg = "cfb(aria)",
4623                 .test = alg_test_skcipher,
4624                 .suite = {
4625                         .cipher = __VECS(aria_cfb_tv_template)
4626                 },
4627         }, {
4628                 .alg = "cfb(sm4)",
4629                 .test = alg_test_skcipher,
4630                 .suite = {
4631                         .cipher = __VECS(sm4_cfb_tv_template)
4632                 }
4633         }, {
4634                 .alg = "chacha20",
4635                 .test = alg_test_skcipher,
4636                 .suite = {
4637                         .cipher = __VECS(chacha20_tv_template)
4638                 },
4639         }, {
4640                 .alg = "cmac(aes)",
4641                 .fips_allowed = 1,
4642                 .test = alg_test_hash,
4643                 .suite = {
4644                         .hash = __VECS(aes_cmac128_tv_template)
4645                 }
4646         }, {
4647                 .alg = "cmac(camellia)",
4648                 .test = alg_test_hash,
4649                 .suite = {
4650                         .hash = __VECS(camellia_cmac128_tv_template)
4651                 }
4652         }, {
4653                 .alg = "cmac(des3_ede)",
4654                 .test = alg_test_hash,
4655                 .suite = {
4656                         .hash = __VECS(des3_ede_cmac64_tv_template)
4657                 }
4658         }, {
4659                 .alg = "cmac(sm4)",
4660                 .test = alg_test_hash,
4661                 .suite = {
4662                         .hash = __VECS(sm4_cmac128_tv_template)
4663                 }
4664         }, {
4665                 .alg = "compress_null",
4666                 .test = alg_test_null,
4667         }, {
4668                 .alg = "crc32",
4669                 .test = alg_test_hash,
4670                 .fips_allowed = 1,
4671                 .suite = {
4672                         .hash = __VECS(crc32_tv_template)
4673                 }
4674         }, {
4675                 .alg = "crc32c",
4676                 .test = alg_test_crc32c,
4677                 .fips_allowed = 1,
4678                 .suite = {
4679                         .hash = __VECS(crc32c_tv_template)
4680                 }
4681         }, {
4682                 .alg = "crc64-rocksoft",
4683                 .test = alg_test_hash,
4684                 .fips_allowed = 1,
4685                 .suite = {
4686                         .hash = __VECS(crc64_rocksoft_tv_template)
4687                 }
4688         }, {
4689                 .alg = "crct10dif",
4690                 .test = alg_test_hash,
4691                 .fips_allowed = 1,
4692                 .suite = {
4693                         .hash = __VECS(crct10dif_tv_template)
4694                 }
4695         }, {
4696                 .alg = "ctr(aes)",
4697                 .test = alg_test_skcipher,
4698                 .fips_allowed = 1,
4699                 .suite = {
4700                         .cipher = __VECS(aes_ctr_tv_template)
4701                 }
4702         }, {
4703                 .alg = "ctr(aria)",
4704                 .test = alg_test_skcipher,
4705                 .suite = {
4706                         .cipher = __VECS(aria_ctr_tv_template)
4707                 }
4708         }, {
4709                 .alg = "ctr(blowfish)",
4710                 .test = alg_test_skcipher,
4711                 .suite = {
4712                         .cipher = __VECS(bf_ctr_tv_template)
4713                 }
4714         }, {
4715                 .alg = "ctr(camellia)",
4716                 .test = alg_test_skcipher,
4717                 .suite = {
4718                         .cipher = __VECS(camellia_ctr_tv_template)
4719                 }
4720         }, {
4721                 .alg = "ctr(cast5)",
4722                 .test = alg_test_skcipher,
4723                 .suite = {
4724                         .cipher = __VECS(cast5_ctr_tv_template)
4725                 }
4726         }, {
4727                 .alg = "ctr(cast6)",
4728                 .test = alg_test_skcipher,
4729                 .suite = {
4730                         .cipher = __VECS(cast6_ctr_tv_template)
4731                 }
4732         }, {
4733                 .alg = "ctr(des)",
4734                 .test = alg_test_skcipher,
4735                 .suite = {
4736                         .cipher = __VECS(des_ctr_tv_template)
4737                 }
4738         }, {
4739                 .alg = "ctr(des3_ede)",
4740                 .test = alg_test_skcipher,
4741                 .suite = {
4742                         .cipher = __VECS(des3_ede_ctr_tv_template)
4743                 }
4744         }, {
4745                 /* Same as ctr(aes) except the key is stored in
4746                  * hardware secure memory which we reference by index
4747                  */
4748                 .alg = "ctr(paes)",
4749                 .test = alg_test_null,
4750                 .fips_allowed = 1,
4751         }, {
4752
4753                 /* Same as ctr(sm4) except the key is stored in
4754                  * hardware secure memory which we reference by index
4755                  */
4756                 .alg = "ctr(psm4)",
4757                 .test = alg_test_null,
4758         }, {
4759                 .alg = "ctr(serpent)",
4760                 .test = alg_test_skcipher,
4761                 .suite = {
4762                         .cipher = __VECS(serpent_ctr_tv_template)
4763                 }
4764         }, {
4765                 .alg = "ctr(sm4)",
4766                 .test = alg_test_skcipher,
4767                 .suite = {
4768                         .cipher = __VECS(sm4_ctr_tv_template)
4769                 }
4770         }, {
4771                 .alg = "ctr(twofish)",
4772                 .test = alg_test_skcipher,
4773                 .suite = {
4774                         .cipher = __VECS(tf_ctr_tv_template)
4775                 }
4776         }, {
4777 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
4778                 .alg = "ctr-paes-s390",
4779                 .fips_allowed = 1,
4780                 .test = alg_test_skcipher,
4781                 .suite = {
4782                         .cipher = __VECS(aes_ctr_tv_template)
4783                 }
4784         }, {
4785 #endif
4786                 .alg = "cts(cbc(aes))",
4787                 .test = alg_test_skcipher,
4788                 .fips_allowed = 1,
4789                 .suite = {
4790                         .cipher = __VECS(cts_mode_tv_template)
4791                 }
4792         }, {
4793                 /* Same as cts(cbc((aes)) except the key is stored in
4794                  * hardware secure memory which we reference by index
4795                  */
4796                 .alg = "cts(cbc(paes))",
4797                 .test = alg_test_null,
4798                 .fips_allowed = 1,
4799         }, {
4800                 .alg = "cts(cbc(sm4))",
4801                 .test = alg_test_skcipher,
4802                 .suite = {
4803                         .cipher = __VECS(sm4_cts_tv_template)
4804                 }
4805         }, {
4806                 .alg = "curve25519",
4807                 .test = alg_test_kpp,
4808                 .suite = {
4809                         .kpp = __VECS(curve25519_tv_template)
4810                 }
4811         }, {
4812                 .alg = "deflate",
4813                 .test = alg_test_comp,
4814                 .fips_allowed = 1,
4815                 .suite = {
4816                         .comp = {
4817                                 .comp = __VECS(deflate_comp_tv_template),
4818                                 .decomp = __VECS(deflate_decomp_tv_template)
4819                         }
4820                 }
4821         }, {
4822                 .alg = "dh",
4823                 .test = alg_test_kpp,
4824                 .suite = {
4825                         .kpp = __VECS(dh_tv_template)
4826                 }
4827         }, {
4828                 .alg = "digest_null",
4829                 .test = alg_test_null,
4830         }, {
4831                 .alg = "drbg_nopr_ctr_aes128",
4832                 .test = alg_test_drbg,
4833                 .fips_allowed = 1,
4834                 .suite = {
4835                         .drbg = __VECS(drbg_nopr_ctr_aes128_tv_template)
4836                 }
4837         }, {
4838                 .alg = "drbg_nopr_ctr_aes192",
4839                 .test = alg_test_drbg,
4840                 .fips_allowed = 1,
4841                 .suite = {
4842                         .drbg = __VECS(drbg_nopr_ctr_aes192_tv_template)
4843                 }
4844         }, {
4845                 .alg = "drbg_nopr_ctr_aes256",
4846                 .test = alg_test_drbg,
4847                 .fips_allowed = 1,
4848                 .suite = {
4849                         .drbg = __VECS(drbg_nopr_ctr_aes256_tv_template)
4850                 }
4851         }, {
4852                 /*
4853                  * There is no need to specifically test the DRBG with every
4854                  * backend cipher -- covered by drbg_nopr_hmac_sha256 test
4855                  */
4856                 .alg = "drbg_nopr_hmac_sha1",
4857                 .fips_allowed = 1,
4858                 .test = alg_test_null,
4859         }, {
4860                 .alg = "drbg_nopr_hmac_sha256",
4861                 .test = alg_test_drbg,
4862                 .fips_allowed = 1,
4863                 .suite = {
4864                         .drbg = __VECS(drbg_nopr_hmac_sha256_tv_template)
4865                 }
4866         }, {
4867                 /* covered by drbg_nopr_hmac_sha256 test */
4868                 .alg = "drbg_nopr_hmac_sha384",
4869                 .test = alg_test_null,
4870         }, {
4871                 .alg = "drbg_nopr_hmac_sha512",
4872                 .test = alg_test_drbg,
4873                 .fips_allowed = 1,
4874                 .suite = {
4875                         .drbg = __VECS(drbg_nopr_hmac_sha512_tv_template)
4876                 }
4877         }, {
4878                 .alg = "drbg_nopr_sha1",
4879                 .fips_allowed = 1,
4880                 .test = alg_test_null,
4881         }, {
4882                 .alg = "drbg_nopr_sha256",
4883                 .test = alg_test_drbg,
4884                 .fips_allowed = 1,
4885                 .suite = {
4886                         .drbg = __VECS(drbg_nopr_sha256_tv_template)
4887                 }
4888         }, {
4889                 /* covered by drbg_nopr_sha256 test */
4890                 .alg = "drbg_nopr_sha384",
4891                 .test = alg_test_null,
4892         }, {
4893                 .alg = "drbg_nopr_sha512",
4894                 .fips_allowed = 1,
4895                 .test = alg_test_null,
4896         }, {
4897                 .alg = "drbg_pr_ctr_aes128",
4898                 .test = alg_test_drbg,
4899                 .fips_allowed = 1,
4900                 .suite = {
4901                         .drbg = __VECS(drbg_pr_ctr_aes128_tv_template)
4902                 }
4903         }, {
4904                 /* covered by drbg_pr_ctr_aes128 test */
4905                 .alg = "drbg_pr_ctr_aes192",
4906                 .fips_allowed = 1,
4907                 .test = alg_test_null,
4908         }, {
4909                 .alg = "drbg_pr_ctr_aes256",
4910                 .fips_allowed = 1,
4911                 .test = alg_test_null,
4912         }, {
4913                 .alg = "drbg_pr_hmac_sha1",
4914                 .fips_allowed = 1,
4915                 .test = alg_test_null,
4916         }, {
4917                 .alg = "drbg_pr_hmac_sha256",
4918                 .test = alg_test_drbg,
4919                 .fips_allowed = 1,
4920                 .suite = {
4921                         .drbg = __VECS(drbg_pr_hmac_sha256_tv_template)
4922                 }
4923         }, {
4924                 /* covered by drbg_pr_hmac_sha256 test */
4925                 .alg = "drbg_pr_hmac_sha384",
4926                 .test = alg_test_null,
4927         }, {
4928                 .alg = "drbg_pr_hmac_sha512",
4929                 .test = alg_test_null,
4930                 .fips_allowed = 1,
4931         }, {
4932                 .alg = "drbg_pr_sha1",
4933                 .fips_allowed = 1,
4934                 .test = alg_test_null,
4935         }, {
4936                 .alg = "drbg_pr_sha256",
4937                 .test = alg_test_drbg,
4938                 .fips_allowed = 1,
4939                 .suite = {
4940                         .drbg = __VECS(drbg_pr_sha256_tv_template)
4941                 }
4942         }, {
4943                 /* covered by drbg_pr_sha256 test */
4944                 .alg = "drbg_pr_sha384",
4945                 .test = alg_test_null,
4946         }, {
4947                 .alg = "drbg_pr_sha512",
4948                 .fips_allowed = 1,
4949                 .test = alg_test_null,
4950         }, {
4951                 .alg = "ecb(aes)",
4952                 .test = alg_test_skcipher,
4953                 .fips_allowed = 1,
4954                 .suite = {
4955                         .cipher = __VECS(aes_tv_template)
4956                 }
4957         }, {
4958                 .alg = "ecb(anubis)",
4959                 .test = alg_test_skcipher,
4960                 .suite = {
4961                         .cipher = __VECS(anubis_tv_template)
4962                 }
4963         }, {
4964                 .alg = "ecb(arc4)",
4965                 .generic_driver = "arc4-generic",
4966                 .test = alg_test_skcipher,
4967                 .suite = {
4968                         .cipher = __VECS(arc4_tv_template)
4969                 }
4970         }, {
4971                 .alg = "ecb(aria)",
4972                 .test = alg_test_skcipher,
4973                 .suite = {
4974                         .cipher = __VECS(aria_tv_template)
4975                 }
4976         }, {
4977                 .alg = "ecb(blowfish)",
4978                 .test = alg_test_skcipher,
4979                 .suite = {
4980                         .cipher = __VECS(bf_tv_template)
4981                 }
4982         }, {
4983                 .alg = "ecb(camellia)",
4984                 .test = alg_test_skcipher,
4985                 .suite = {
4986                         .cipher = __VECS(camellia_tv_template)
4987                 }
4988         }, {
4989                 .alg = "ecb(cast5)",
4990                 .test = alg_test_skcipher,
4991                 .suite = {
4992                         .cipher = __VECS(cast5_tv_template)
4993                 }
4994         }, {
4995                 .alg = "ecb(cast6)",
4996                 .test = alg_test_skcipher,
4997                 .suite = {
4998                         .cipher = __VECS(cast6_tv_template)
4999                 }
5000         }, {
5001                 .alg = "ecb(cipher_null)",
5002                 .test = alg_test_null,
5003                 .fips_allowed = 1,
5004         }, {
5005                 .alg = "ecb(des)",
5006                 .test = alg_test_skcipher,
5007                 .suite = {
5008                         .cipher = __VECS(des_tv_template)
5009                 }
5010         }, {
5011                 .alg = "ecb(des3_ede)",
5012                 .test = alg_test_skcipher,
5013                 .suite = {
5014                         .cipher = __VECS(des3_ede_tv_template)
5015                 }
5016         }, {
5017                 .alg = "ecb(fcrypt)",
5018                 .test = alg_test_skcipher,
5019                 .suite = {
5020                         .cipher = {
5021                                 .vecs = fcrypt_pcbc_tv_template,
5022                                 .count = 1
5023                         }
5024                 }
5025         }, {
5026                 .alg = "ecb(khazad)",
5027                 .test = alg_test_skcipher,
5028                 .suite = {
5029                         .cipher = __VECS(khazad_tv_template)
5030                 }
5031         }, {
5032                 /* Same as ecb(aes) except the key is stored in
5033                  * hardware secure memory which we reference by index
5034                  */
5035                 .alg = "ecb(paes)",
5036                 .test = alg_test_null,
5037                 .fips_allowed = 1,
5038         }, {
5039                 .alg = "ecb(seed)",
5040                 .test = alg_test_skcipher,
5041                 .suite = {
5042                         .cipher = __VECS(seed_tv_template)
5043                 }
5044         }, {
5045                 .alg = "ecb(serpent)",
5046                 .test = alg_test_skcipher,
5047                 .suite = {
5048                         .cipher = __VECS(serpent_tv_template)
5049                 }
5050         }, {
5051                 .alg = "ecb(sm4)",
5052                 .test = alg_test_skcipher,
5053                 .suite = {
5054                         .cipher = __VECS(sm4_tv_template)
5055                 }
5056         }, {
5057                 .alg = "ecb(tea)",
5058                 .test = alg_test_skcipher,
5059                 .suite = {
5060                         .cipher = __VECS(tea_tv_template)
5061                 }
5062         }, {
5063                 .alg = "ecb(twofish)",
5064                 .test = alg_test_skcipher,
5065                 .suite = {
5066                         .cipher = __VECS(tf_tv_template)
5067                 }
5068         }, {
5069                 .alg = "ecb(xeta)",
5070                 .test = alg_test_skcipher,
5071                 .suite = {
5072                         .cipher = __VECS(xeta_tv_template)
5073                 }
5074         }, {
5075                 .alg = "ecb(xtea)",
5076                 .test = alg_test_skcipher,
5077                 .suite = {
5078                         .cipher = __VECS(xtea_tv_template)
5079                 }
5080         }, {
5081 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5082                 .alg = "ecb-paes-s390",
5083                 .fips_allowed = 1,
5084                 .test = alg_test_skcipher,
5085                 .suite = {
5086                         .cipher = __VECS(aes_tv_template)
5087                 }
5088         }, {
5089 #endif
5090                 .alg = "ecdh-nist-p192",
5091                 .test = alg_test_kpp,
5092                 .suite = {
5093                         .kpp = __VECS(ecdh_p192_tv_template)
5094                 }
5095         }, {
5096                 .alg = "ecdh-nist-p256",
5097                 .test = alg_test_kpp,
5098                 .fips_allowed = 1,
5099                 .suite = {
5100                         .kpp = __VECS(ecdh_p256_tv_template)
5101                 }
5102         }, {
5103                 .alg = "ecdh-nist-p384",
5104                 .test = alg_test_kpp,
5105                 .fips_allowed = 1,
5106                 .suite = {
5107                         .kpp = __VECS(ecdh_p384_tv_template)
5108                 }
5109         }, {
5110                 .alg = "ecdsa-nist-p192",
5111                 .test = alg_test_akcipher,
5112                 .suite = {
5113                         .akcipher = __VECS(ecdsa_nist_p192_tv_template)
5114                 }
5115         }, {
5116                 .alg = "ecdsa-nist-p256",
5117                 .test = alg_test_akcipher,
5118                 .fips_allowed = 1,
5119                 .suite = {
5120                         .akcipher = __VECS(ecdsa_nist_p256_tv_template)
5121                 }
5122         }, {
5123                 .alg = "ecdsa-nist-p384",
5124                 .test = alg_test_akcipher,
5125                 .fips_allowed = 1,
5126                 .suite = {
5127                         .akcipher = __VECS(ecdsa_nist_p384_tv_template)
5128                 }
5129         }, {
5130                 .alg = "ecrdsa",
5131                 .test = alg_test_akcipher,
5132                 .suite = {
5133                         .akcipher = __VECS(ecrdsa_tv_template)
5134                 }
5135         }, {
5136                 .alg = "essiv(authenc(hmac(sha256),cbc(aes)),sha256)",
5137                 .test = alg_test_aead,
5138                 .fips_allowed = 1,
5139                 .suite = {
5140                         .aead = __VECS(essiv_hmac_sha256_aes_cbc_tv_temp)
5141                 }
5142         }, {
5143                 .alg = "essiv(cbc(aes),sha256)",
5144                 .test = alg_test_skcipher,
5145                 .fips_allowed = 1,
5146                 .suite = {
5147                         .cipher = __VECS(essiv_aes_cbc_tv_template)
5148                 }
5149         }, {
5150 #if IS_ENABLED(CONFIG_CRYPTO_DH_RFC7919_GROUPS)
5151                 .alg = "ffdhe2048(dh)",
5152                 .test = alg_test_kpp,
5153                 .fips_allowed = 1,
5154                 .suite = {
5155                         .kpp = __VECS(ffdhe2048_dh_tv_template)
5156                 }
5157         }, {
5158                 .alg = "ffdhe3072(dh)",
5159                 .test = alg_test_kpp,
5160                 .fips_allowed = 1,
5161                 .suite = {
5162                         .kpp = __VECS(ffdhe3072_dh_tv_template)
5163                 }
5164         }, {
5165                 .alg = "ffdhe4096(dh)",
5166                 .test = alg_test_kpp,
5167                 .fips_allowed = 1,
5168                 .suite = {
5169                         .kpp = __VECS(ffdhe4096_dh_tv_template)
5170                 }
5171         }, {
5172                 .alg = "ffdhe6144(dh)",
5173                 .test = alg_test_kpp,
5174                 .fips_allowed = 1,
5175                 .suite = {
5176                         .kpp = __VECS(ffdhe6144_dh_tv_template)
5177                 }
5178         }, {
5179                 .alg = "ffdhe8192(dh)",
5180                 .test = alg_test_kpp,
5181                 .fips_allowed = 1,
5182                 .suite = {
5183                         .kpp = __VECS(ffdhe8192_dh_tv_template)
5184                 }
5185         }, {
5186 #endif /* CONFIG_CRYPTO_DH_RFC7919_GROUPS */
5187                 .alg = "gcm(aes)",
5188                 .generic_driver = "gcm_base(ctr(aes-generic),ghash-generic)",
5189                 .test = alg_test_aead,
5190                 .fips_allowed = 1,
5191                 .suite = {
5192                         .aead = __VECS(aes_gcm_tv_template)
5193                 }
5194         }, {
5195                 .alg = "gcm(aria)",
5196                 .generic_driver = "gcm_base(ctr(aria-generic),ghash-generic)",
5197                 .test = alg_test_aead,
5198                 .suite = {
5199                         .aead = __VECS(aria_gcm_tv_template)
5200                 }
5201         }, {
5202                 .alg = "gcm(sm4)",
5203                 .generic_driver = "gcm_base(ctr(sm4-generic),ghash-generic)",
5204                 .test = alg_test_aead,
5205                 .suite = {
5206                         .aead = __VECS(sm4_gcm_tv_template)
5207                 }
5208         }, {
5209                 .alg = "ghash",
5210                 .test = alg_test_hash,
5211                 .suite = {
5212                         .hash = __VECS(ghash_tv_template)
5213                 }
5214         }, {
5215                 .alg = "hctr2(aes)",
5216                 .generic_driver =
5217                     "hctr2_base(xctr(aes-generic),polyval-generic)",
5218                 .test = alg_test_skcipher,
5219                 .suite = {
5220                         .cipher = __VECS(aes_hctr2_tv_template)
5221                 }
5222         }, {
5223                 .alg = "hmac(md5)",
5224                 .test = alg_test_hash,
5225                 .suite = {
5226                         .hash = __VECS(hmac_md5_tv_template)
5227                 }
5228         }, {
5229                 .alg = "hmac(rmd160)",
5230                 .test = alg_test_hash,
5231                 .suite = {
5232                         .hash = __VECS(hmac_rmd160_tv_template)
5233                 }
5234         }, {
5235                 .alg = "hmac(sha1)",
5236                 .test = alg_test_hash,
5237                 .fips_allowed = 1,
5238                 .suite = {
5239                         .hash = __VECS(hmac_sha1_tv_template)
5240                 }
5241         }, {
5242                 .alg = "hmac(sha224)",
5243                 .test = alg_test_hash,
5244                 .fips_allowed = 1,
5245                 .suite = {
5246                         .hash = __VECS(hmac_sha224_tv_template)
5247                 }
5248         }, {
5249                 .alg = "hmac(sha256)",
5250                 .test = alg_test_hash,
5251                 .fips_allowed = 1,
5252                 .suite = {
5253                         .hash = __VECS(hmac_sha256_tv_template)
5254                 }
5255         }, {
5256                 .alg = "hmac(sha3-224)",
5257                 .test = alg_test_hash,
5258                 .fips_allowed = 1,
5259                 .suite = {
5260                         .hash = __VECS(hmac_sha3_224_tv_template)
5261                 }
5262         }, {
5263                 .alg = "hmac(sha3-256)",
5264                 .test = alg_test_hash,
5265                 .fips_allowed = 1,
5266                 .suite = {
5267                         .hash = __VECS(hmac_sha3_256_tv_template)
5268                 }
5269         }, {
5270                 .alg = "hmac(sha3-384)",
5271                 .test = alg_test_hash,
5272                 .fips_allowed = 1,
5273                 .suite = {
5274                         .hash = __VECS(hmac_sha3_384_tv_template)
5275                 }
5276         }, {
5277                 .alg = "hmac(sha3-512)",
5278                 .test = alg_test_hash,
5279                 .fips_allowed = 1,
5280                 .suite = {
5281                         .hash = __VECS(hmac_sha3_512_tv_template)
5282                 }
5283         }, {
5284                 .alg = "hmac(sha384)",
5285                 .test = alg_test_hash,
5286                 .fips_allowed = 1,
5287                 .suite = {
5288                         .hash = __VECS(hmac_sha384_tv_template)
5289                 }
5290         }, {
5291                 .alg = "hmac(sha512)",
5292                 .test = alg_test_hash,
5293                 .fips_allowed = 1,
5294                 .suite = {
5295                         .hash = __VECS(hmac_sha512_tv_template)
5296                 }
5297         }, {
5298                 .alg = "hmac(sm3)",
5299                 .test = alg_test_hash,
5300                 .suite = {
5301                         .hash = __VECS(hmac_sm3_tv_template)
5302                 }
5303         }, {
5304                 .alg = "hmac(streebog256)",
5305                 .test = alg_test_hash,
5306                 .suite = {
5307                         .hash = __VECS(hmac_streebog256_tv_template)
5308                 }
5309         }, {
5310                 .alg = "hmac(streebog512)",
5311                 .test = alg_test_hash,
5312                 .suite = {
5313                         .hash = __VECS(hmac_streebog512_tv_template)
5314                 }
5315         }, {
5316                 .alg = "jitterentropy_rng",
5317                 .fips_allowed = 1,
5318                 .test = alg_test_null,
5319         }, {
5320                 .alg = "kw(aes)",
5321                 .test = alg_test_skcipher,
5322                 .fips_allowed = 1,
5323                 .suite = {
5324                         .cipher = __VECS(aes_kw_tv_template)
5325                 }
5326         }, {
5327                 .alg = "lrw(aes)",
5328                 .generic_driver = "lrw(ecb(aes-generic))",
5329                 .test = alg_test_skcipher,
5330                 .suite = {
5331                         .cipher = __VECS(aes_lrw_tv_template)
5332                 }
5333         }, {
5334                 .alg = "lrw(camellia)",
5335                 .generic_driver = "lrw(ecb(camellia-generic))",
5336                 .test = alg_test_skcipher,
5337                 .suite = {
5338                         .cipher = __VECS(camellia_lrw_tv_template)
5339                 }
5340         }, {
5341                 .alg = "lrw(cast6)",
5342                 .generic_driver = "lrw(ecb(cast6-generic))",
5343                 .test = alg_test_skcipher,
5344                 .suite = {
5345                         .cipher = __VECS(cast6_lrw_tv_template)
5346                 }
5347         }, {
5348                 .alg = "lrw(serpent)",
5349                 .generic_driver = "lrw(ecb(serpent-generic))",
5350                 .test = alg_test_skcipher,
5351                 .suite = {
5352                         .cipher = __VECS(serpent_lrw_tv_template)
5353                 }
5354         }, {
5355                 .alg = "lrw(twofish)",
5356                 .generic_driver = "lrw(ecb(twofish-generic))",
5357                 .test = alg_test_skcipher,
5358                 .suite = {
5359                         .cipher = __VECS(tf_lrw_tv_template)
5360                 }
5361         }, {
5362                 .alg = "lz4",
5363                 .test = alg_test_comp,
5364                 .fips_allowed = 1,
5365                 .suite = {
5366                         .comp = {
5367                                 .comp = __VECS(lz4_comp_tv_template),
5368                                 .decomp = __VECS(lz4_decomp_tv_template)
5369                         }
5370                 }
5371         }, {
5372                 .alg = "lz4hc",
5373                 .test = alg_test_comp,
5374                 .fips_allowed = 1,
5375                 .suite = {
5376                         .comp = {
5377                                 .comp = __VECS(lz4hc_comp_tv_template),
5378                                 .decomp = __VECS(lz4hc_decomp_tv_template)
5379                         }
5380                 }
5381         }, {
5382                 .alg = "lzo",
5383                 .test = alg_test_comp,
5384                 .fips_allowed = 1,
5385                 .suite = {
5386                         .comp = {
5387                                 .comp = __VECS(lzo_comp_tv_template),
5388                                 .decomp = __VECS(lzo_decomp_tv_template)
5389                         }
5390                 }
5391         }, {
5392                 .alg = "lzo-rle",
5393                 .test = alg_test_comp,
5394                 .fips_allowed = 1,
5395                 .suite = {
5396                         .comp = {
5397                                 .comp = __VECS(lzorle_comp_tv_template),
5398                                 .decomp = __VECS(lzorle_decomp_tv_template)
5399                         }
5400                 }
5401         }, {
5402                 .alg = "md4",
5403                 .test = alg_test_hash,
5404                 .suite = {
5405                         .hash = __VECS(md4_tv_template)
5406                 }
5407         }, {
5408                 .alg = "md5",
5409                 .test = alg_test_hash,
5410                 .suite = {
5411                         .hash = __VECS(md5_tv_template)
5412                 }
5413         }, {
5414                 .alg = "michael_mic",
5415                 .test = alg_test_hash,
5416                 .suite = {
5417                         .hash = __VECS(michael_mic_tv_template)
5418                 }
5419         }, {
5420                 .alg = "nhpoly1305",
5421                 .test = alg_test_hash,
5422                 .suite = {
5423                         .hash = __VECS(nhpoly1305_tv_template)
5424                 }
5425         }, {
5426                 .alg = "ofb(aes)",
5427                 .test = alg_test_skcipher,
5428                 .fips_allowed = 1,
5429                 .suite = {
5430                         .cipher = __VECS(aes_ofb_tv_template)
5431                 }
5432         }, {
5433                 /* Same as ofb(aes) except the key is stored in
5434                  * hardware secure memory which we reference by index
5435                  */
5436                 .alg = "ofb(paes)",
5437                 .test = alg_test_null,
5438                 .fips_allowed = 1,
5439         }, {
5440                 .alg = "ofb(sm4)",
5441                 .test = alg_test_skcipher,
5442                 .suite = {
5443                         .cipher = __VECS(sm4_ofb_tv_template)
5444                 }
5445         }, {
5446                 .alg = "pcbc(fcrypt)",
5447                 .test = alg_test_skcipher,
5448                 .suite = {
5449                         .cipher = __VECS(fcrypt_pcbc_tv_template)
5450                 }
5451         }, {
5452                 .alg = "pkcs1pad(rsa,sha224)",
5453                 .test = alg_test_null,
5454                 .fips_allowed = 1,
5455         }, {
5456                 .alg = "pkcs1pad(rsa,sha256)",
5457                 .test = alg_test_akcipher,
5458                 .fips_allowed = 1,
5459                 .suite = {
5460                         .akcipher = __VECS(pkcs1pad_rsa_tv_template)
5461                 }
5462         }, {
5463                 .alg = "pkcs1pad(rsa,sha384)",
5464                 .test = alg_test_null,
5465                 .fips_allowed = 1,
5466         }, {
5467                 .alg = "pkcs1pad(rsa,sha512)",
5468                 .test = alg_test_null,
5469                 .fips_allowed = 1,
5470         }, {
5471                 .alg = "poly1305",
5472                 .test = alg_test_hash,
5473                 .suite = {
5474                         .hash = __VECS(poly1305_tv_template)
5475                 }
5476         }, {
5477                 .alg = "polyval",
5478                 .test = alg_test_hash,
5479                 .suite = {
5480                         .hash = __VECS(polyval_tv_template)
5481                 }
5482         }, {
5483                 .alg = "rfc3686(ctr(aes))",
5484                 .test = alg_test_skcipher,
5485                 .fips_allowed = 1,
5486                 .suite = {
5487                         .cipher = __VECS(aes_ctr_rfc3686_tv_template)
5488                 }
5489         }, {
5490                 .alg = "rfc3686(ctr(sm4))",
5491                 .test = alg_test_skcipher,
5492                 .suite = {
5493                         .cipher = __VECS(sm4_ctr_rfc3686_tv_template)
5494                 }
5495         }, {
5496                 .alg = "rfc4106(gcm(aes))",
5497                 .generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",
5498                 .test = alg_test_aead,
5499                 .fips_allowed = 1,
5500                 .suite = {
5501                         .aead = {
5502                                 ____VECS(aes_gcm_rfc4106_tv_template),
5503                                 .einval_allowed = 1,
5504                                 .aad_iv = 1,
5505                         }
5506                 }
5507         }, {
5508                 .alg = "rfc4309(ccm(aes))",
5509                 .generic_driver = "rfc4309(ccm_base(ctr(aes-generic),cbcmac(aes-generic)))",
5510                 .test = alg_test_aead,
5511                 .fips_allowed = 1,
5512                 .suite = {
5513                         .aead = {
5514                                 ____VECS(aes_ccm_rfc4309_tv_template),
5515                                 .einval_allowed = 1,
5516                                 .aad_iv = 1,
5517                         }
5518                 }
5519         }, {
5520                 .alg = "rfc4543(gcm(aes))",
5521                 .generic_driver = "rfc4543(gcm_base(ctr(aes-generic),ghash-generic))",
5522                 .test = alg_test_aead,
5523                 .suite = {
5524                         .aead = {
5525                                 ____VECS(aes_gcm_rfc4543_tv_template),
5526                                 .einval_allowed = 1,
5527                                 .aad_iv = 1,
5528                         }
5529                 }
5530         }, {
5531                 .alg = "rfc7539(chacha20,poly1305)",
5532                 .test = alg_test_aead,
5533                 .suite = {
5534                         .aead = __VECS(rfc7539_tv_template)
5535                 }
5536         }, {
5537                 .alg = "rfc7539esp(chacha20,poly1305)",
5538                 .test = alg_test_aead,
5539                 .suite = {
5540                         .aead = {
5541                                 ____VECS(rfc7539esp_tv_template),
5542                                 .einval_allowed = 1,
5543                                 .aad_iv = 1,
5544                         }
5545                 }
5546         }, {
5547                 .alg = "rmd160",
5548                 .test = alg_test_hash,
5549                 .suite = {
5550                         .hash = __VECS(rmd160_tv_template)
5551                 }
5552         }, {
5553                 .alg = "rsa",
5554                 .test = alg_test_akcipher,
5555                 .fips_allowed = 1,
5556                 .suite = {
5557                         .akcipher = __VECS(rsa_tv_template)
5558                 }
5559         }, {
5560                 .alg = "sha1",
5561                 .test = alg_test_hash,
5562                 .fips_allowed = 1,
5563                 .suite = {
5564                         .hash = __VECS(sha1_tv_template)
5565                 }
5566         }, {
5567                 .alg = "sha224",
5568                 .test = alg_test_hash,
5569                 .fips_allowed = 1,
5570                 .suite = {
5571                         .hash = __VECS(sha224_tv_template)
5572                 }
5573         }, {
5574                 .alg = "sha256",
5575                 .test = alg_test_hash,
5576                 .fips_allowed = 1,
5577                 .suite = {
5578                         .hash = __VECS(sha256_tv_template)
5579                 }
5580         }, {
5581                 .alg = "sha3-224",
5582                 .test = alg_test_hash,
5583                 .fips_allowed = 1,
5584                 .suite = {
5585                         .hash = __VECS(sha3_224_tv_template)
5586                 }
5587         }, {
5588                 .alg = "sha3-256",
5589                 .test = alg_test_hash,
5590                 .fips_allowed = 1,
5591                 .suite = {
5592                         .hash = __VECS(sha3_256_tv_template)
5593                 }
5594         }, {
5595                 .alg = "sha3-384",
5596                 .test = alg_test_hash,
5597                 .fips_allowed = 1,
5598                 .suite = {
5599                         .hash = __VECS(sha3_384_tv_template)
5600                 }
5601         }, {
5602                 .alg = "sha3-512",
5603                 .test = alg_test_hash,
5604                 .fips_allowed = 1,
5605                 .suite = {
5606                         .hash = __VECS(sha3_512_tv_template)
5607                 }
5608         }, {
5609                 .alg = "sha384",
5610                 .test = alg_test_hash,
5611                 .fips_allowed = 1,
5612                 .suite = {
5613                         .hash = __VECS(sha384_tv_template)
5614                 }
5615         }, {
5616                 .alg = "sha512",
5617                 .test = alg_test_hash,
5618                 .fips_allowed = 1,
5619                 .suite = {
5620                         .hash = __VECS(sha512_tv_template)
5621                 }
5622         }, {
5623                 .alg = "sm2",
5624                 .test = alg_test_akcipher,
5625                 .suite = {
5626                         .akcipher = __VECS(sm2_tv_template)
5627                 }
5628         }, {
5629                 .alg = "sm3",
5630                 .test = alg_test_hash,
5631                 .suite = {
5632                         .hash = __VECS(sm3_tv_template)
5633                 }
5634         }, {
5635                 .alg = "streebog256",
5636                 .test = alg_test_hash,
5637                 .suite = {
5638                         .hash = __VECS(streebog256_tv_template)
5639                 }
5640         }, {
5641                 .alg = "streebog512",
5642                 .test = alg_test_hash,
5643                 .suite = {
5644                         .hash = __VECS(streebog512_tv_template)
5645                 }
5646         }, {
5647                 .alg = "vmac64(aes)",
5648                 .test = alg_test_hash,
5649                 .suite = {
5650                         .hash = __VECS(vmac64_aes_tv_template)
5651                 }
5652         }, {
5653                 .alg = "wp256",
5654                 .test = alg_test_hash,
5655                 .suite = {
5656                         .hash = __VECS(wp256_tv_template)
5657                 }
5658         }, {
5659                 .alg = "wp384",
5660                 .test = alg_test_hash,
5661                 .suite = {
5662                         .hash = __VECS(wp384_tv_template)
5663                 }
5664         }, {
5665                 .alg = "wp512",
5666                 .test = alg_test_hash,
5667                 .suite = {
5668                         .hash = __VECS(wp512_tv_template)
5669                 }
5670         }, {
5671                 .alg = "xcbc(aes)",
5672                 .test = alg_test_hash,
5673                 .suite = {
5674                         .hash = __VECS(aes_xcbc128_tv_template)
5675                 }
5676         }, {
5677                 .alg = "xcbc(sm4)",
5678                 .test = alg_test_hash,
5679                 .suite = {
5680                         .hash = __VECS(sm4_xcbc128_tv_template)
5681                 }
5682         }, {
5683                 .alg = "xchacha12",
5684                 .test = alg_test_skcipher,
5685                 .suite = {
5686                         .cipher = __VECS(xchacha12_tv_template)
5687                 },
5688         }, {
5689                 .alg = "xchacha20",
5690                 .test = alg_test_skcipher,
5691                 .suite = {
5692                         .cipher = __VECS(xchacha20_tv_template)
5693                 },
5694         }, {
5695                 .alg = "xctr(aes)",
5696                 .test = alg_test_skcipher,
5697                 .suite = {
5698                         .cipher = __VECS(aes_xctr_tv_template)
5699                 }
5700         }, {
5701                 .alg = "xts(aes)",
5702                 .generic_driver = "xts(ecb(aes-generic))",
5703                 .test = alg_test_skcipher,
5704                 .fips_allowed = 1,
5705                 .suite = {
5706                         .cipher = __VECS(aes_xts_tv_template)
5707                 }
5708         }, {
5709                 .alg = "xts(camellia)",
5710                 .generic_driver = "xts(ecb(camellia-generic))",
5711                 .test = alg_test_skcipher,
5712                 .suite = {
5713                         .cipher = __VECS(camellia_xts_tv_template)
5714                 }
5715         }, {
5716                 .alg = "xts(cast6)",
5717                 .generic_driver = "xts(ecb(cast6-generic))",
5718                 .test = alg_test_skcipher,
5719                 .suite = {
5720                         .cipher = __VECS(cast6_xts_tv_template)
5721                 }
5722         }, {
5723                 /* Same as xts(aes) except the key is stored in
5724                  * hardware secure memory which we reference by index
5725                  */
5726                 .alg = "xts(paes)",
5727                 .test = alg_test_null,
5728                 .fips_allowed = 1,
5729         }, {
5730                 .alg = "xts(serpent)",
5731                 .generic_driver = "xts(ecb(serpent-generic))",
5732                 .test = alg_test_skcipher,
5733                 .suite = {
5734                         .cipher = __VECS(serpent_xts_tv_template)
5735                 }
5736         }, {
5737                 .alg = "xts(sm4)",
5738                 .generic_driver = "xts(ecb(sm4-generic))",
5739                 .test = alg_test_skcipher,
5740                 .suite = {
5741                         .cipher = __VECS(sm4_xts_tv_template)
5742                 }
5743         }, {
5744                 .alg = "xts(twofish)",
5745                 .generic_driver = "xts(ecb(twofish-generic))",
5746                 .test = alg_test_skcipher,
5747                 .suite = {
5748                         .cipher = __VECS(tf_xts_tv_template)
5749                 }
5750         }, {
5751 #if IS_ENABLED(CONFIG_CRYPTO_PAES_S390)
5752                 .alg = "xts-paes-s390",
5753                 .fips_allowed = 1,
5754                 .test = alg_test_skcipher,
5755                 .suite = {
5756                         .cipher = __VECS(aes_xts_tv_template)
5757                 }
5758         }, {
5759 #endif
5760                 .alg = "xts4096(paes)",
5761                 .test = alg_test_null,
5762                 .fips_allowed = 1,
5763         }, {
5764                 .alg = "xts512(paes)",
5765                 .test = alg_test_null,
5766                 .fips_allowed = 1,
5767         }, {
5768                 .alg = "xxhash64",
5769                 .test = alg_test_hash,
5770                 .fips_allowed = 1,
5771                 .suite = {
5772                         .hash = __VECS(xxhash64_tv_template)
5773                 }
5774         }, {
5775                 .alg = "zstd",
5776                 .test = alg_test_comp,
5777                 .fips_allowed = 1,
5778                 .suite = {
5779                         .comp = {
5780                                 .comp = __VECS(zstd_comp_tv_template),
5781                                 .decomp = __VECS(zstd_decomp_tv_template)
5782                         }
5783                 }
5784         }
5785 };
5786
5787 static void alg_check_test_descs_order(void)
5788 {
5789         int i;
5790
5791         for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
5792                 int diff = strcmp(alg_test_descs[i - 1].alg,
5793                                   alg_test_descs[i].alg);
5794
5795                 if (WARN_ON(diff > 0)) {
5796                         pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
5797                                 alg_test_descs[i - 1].alg,
5798                                 alg_test_descs[i].alg);
5799                 }
5800
5801                 if (WARN_ON(diff == 0)) {
5802                         pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
5803                                 alg_test_descs[i].alg);
5804                 }
5805         }
5806 }
5807
5808 static void alg_check_testvec_configs(void)
5809 {
5810         int i;
5811
5812         for (i = 0; i < ARRAY_SIZE(default_cipher_testvec_configs); i++)
5813                 WARN_ON(!valid_testvec_config(
5814                                 &default_cipher_testvec_configs[i]));
5815
5816         for (i = 0; i < ARRAY_SIZE(default_hash_testvec_configs); i++)
5817                 WARN_ON(!valid_testvec_config(
5818                                 &default_hash_testvec_configs[i]));
5819 }
5820
5821 static void testmgr_onetime_init(void)
5822 {
5823         alg_check_test_descs_order();
5824         alg_check_testvec_configs();
5825
5826 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
5827         pr_warn("alg: extra crypto tests enabled.  This is intended for developer use only.\n");
5828 #endif
5829 }
5830
5831 static int alg_find_test(const char *alg)
5832 {
5833         int start = 0;
5834         int end = ARRAY_SIZE(alg_test_descs);
5835
5836         while (start < end) {
5837                 int i = (start + end) / 2;
5838                 int diff = strcmp(alg_test_descs[i].alg, alg);
5839
5840                 if (diff > 0) {
5841                         end = i;
5842                         continue;
5843                 }
5844
5845                 if (diff < 0) {
5846                         start = i + 1;
5847                         continue;
5848                 }
5849
5850                 return i;
5851         }
5852
5853         return -1;
5854 }
5855
5856 static int alg_fips_disabled(const char *driver, const char *alg)
5857 {
5858         pr_info("alg: %s (%s) is disabled due to FIPS\n", alg, driver);
5859
5860         return -ECANCELED;
5861 }
5862
5863 int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
5864 {
5865         int i;
5866         int j;
5867         int rc;
5868
5869         if (!fips_enabled && notests) {
5870                 printk_once(KERN_INFO "alg: self-tests disabled\n");
5871                 return 0;
5872         }
5873
5874         DO_ONCE(testmgr_onetime_init);
5875
5876         if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
5877                 char nalg[CRYPTO_MAX_ALG_NAME];
5878
5879                 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5880                     sizeof(nalg))
5881                         return -ENAMETOOLONG;
5882
5883                 i = alg_find_test(nalg);
5884                 if (i < 0)
5885                         goto notest;
5886
5887                 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5888                         goto non_fips_alg;
5889
5890                 rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
5891                 goto test_done;
5892         }
5893
5894         i = alg_find_test(alg);
5895         j = alg_find_test(driver);
5896         if (i < 0 && j < 0)
5897                 goto notest;
5898
5899         if (fips_enabled) {
5900                 if (j >= 0 && !alg_test_descs[j].fips_allowed)
5901                         return -EINVAL;
5902
5903                 if (i >= 0 && !alg_test_descs[i].fips_allowed)
5904                         goto non_fips_alg;
5905         }
5906
5907         rc = 0;
5908         if (i >= 0)
5909                 rc |= alg_test_descs[i].test(alg_test_descs + i, driver,
5910                                              type, mask);
5911         if (j >= 0 && j != i)
5912                 rc |= alg_test_descs[j].test(alg_test_descs + j, driver,
5913                                              type, mask);
5914
5915 test_done:
5916         if (rc) {
5917                 if (fips_enabled || panic_on_fail) {
5918                         fips_fail_notify();
5919                         panic("alg: self-tests for %s (%s) failed in %s mode!\n",
5920                               driver, alg,
5921                               fips_enabled ? "fips" : "panic_on_fail");
5922                 }
5923                 pr_warn("alg: self-tests for %s using %s failed (rc=%d)",
5924                         alg, driver, rc);
5925                 WARN(rc != -ENOENT,
5926                      "alg: self-tests for %s using %s failed (rc=%d)",
5927                      alg, driver, rc);
5928         } else {
5929                 if (fips_enabled)
5930                         pr_info("alg: self-tests for %s (%s) passed\n",
5931                                 driver, alg);
5932         }
5933
5934         return rc;
5935
5936 notest:
5937         if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_LSKCIPHER) {
5938                 char nalg[CRYPTO_MAX_ALG_NAME];
5939
5940                 if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
5941                     sizeof(nalg))
5942                         goto notest2;
5943
5944                 i = alg_find_test(nalg);
5945                 if (i < 0)
5946                         goto notest2;
5947
5948                 if (fips_enabled && !alg_test_descs[i].fips_allowed)
5949                         goto non_fips_alg;
5950
5951                 rc = alg_test_skcipher(alg_test_descs + i, driver, type, mask);
5952                 goto test_done;
5953         }
5954
5955 notest2:
5956         printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
5957
5958         if (type & CRYPTO_ALG_FIPS_INTERNAL)
5959                 return alg_fips_disabled(driver, alg);
5960
5961         return 0;
5962 non_fips_alg:
5963         return alg_fips_disabled(driver, alg);
5964 }
5965
5966 #endif /* CONFIG_CRYPTO_MANAGER_DISABLE_TESTS */
5967
5968 EXPORT_SYMBOL_GPL(alg_test);