| 1 | /* |
| 2 | * Quick & dirty crypto testing module. |
| 3 | * |
| 4 | * This will only exist until we have a better testing mechanism |
| 5 | * (e.g. a char device). |
| 6 | * |
| 7 | * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> |
| 8 | * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org> |
| 9 | * Copyright (c) 2007 Nokia Siemens Networks |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify it |
| 12 | * under the terms of the GNU General Public License as published by the Free |
| 13 | * Software Foundation; either version 2 of the License, or (at your option) |
| 14 | * any later version. |
| 15 | * |
| 16 | */ |
| 17 | |
| 18 | #include <crypto/hash.h> |
| 19 | #include <linux/err.h> |
| 20 | #include <linux/init.h> |
| 21 | #include <linux/gfp.h> |
| 22 | #include <linux/module.h> |
| 23 | #include <linux/scatterlist.h> |
| 24 | #include <linux/string.h> |
| 25 | #include <linux/moduleparam.h> |
| 26 | #include <linux/jiffies.h> |
| 27 | #include <linux/timex.h> |
| 28 | #include <linux/interrupt.h> |
| 29 | #include "tcrypt.h" |
| 30 | #include "internal.h" |
| 31 | |
| 32 | /* |
| 33 | * Need slab memory for testing (size in number of pages). |
| 34 | */ |
| 35 | #define TVMEMSIZE 4 |
| 36 | |
| 37 | /* |
| 38 | * Used by test_cipher_speed() |
| 39 | */ |
| 40 | #define ENCRYPT 1 |
| 41 | #define DECRYPT 0 |
| 42 | |
| 43 | /* |
| 44 | * Used by test_cipher_speed() |
| 45 | */ |
| 46 | static unsigned int sec; |
| 47 | |
| 48 | static char *alg = NULL; |
| 49 | static u32 type; |
| 50 | static u32 mask; |
| 51 | static int mode; |
| 52 | static char *tvmem[TVMEMSIZE]; |
| 53 | |
| 54 | static char *check[] = { |
| 55 | "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256", |
| 56 | "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes", |
| 57 | "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea", |
| 58 | "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt", |
| 59 | "camellia", "seed", "salsa20", "rmd128", "rmd160", "rmd256", "rmd320", |
| 60 | "lzo", "cts", "zlib", NULL |
| 61 | }; |
| 62 | |
| 63 | static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc, |
| 64 | struct scatterlist *sg, int blen, int sec) |
| 65 | { |
| 66 | unsigned long start, end; |
| 67 | int bcount; |
| 68 | int ret; |
| 69 | |
| 70 | for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| 71 | time_before(jiffies, end); bcount++) { |
| 72 | if (enc) |
| 73 | ret = crypto_blkcipher_encrypt(desc, sg, sg, blen); |
| 74 | else |
| 75 | ret = crypto_blkcipher_decrypt(desc, sg, sg, blen); |
| 76 | |
| 77 | if (ret) |
| 78 | return ret; |
| 79 | } |
| 80 | |
| 81 | printk("%d operations in %d seconds (%ld bytes)\n", |
| 82 | bcount, sec, (long)bcount * blen); |
| 83 | return 0; |
| 84 | } |
| 85 | |
| 86 | static int test_cipher_cycles(struct blkcipher_desc *desc, int enc, |
| 87 | struct scatterlist *sg, int blen) |
| 88 | { |
| 89 | unsigned long cycles = 0; |
| 90 | int ret = 0; |
| 91 | int i; |
| 92 | |
| 93 | local_bh_disable(); |
| 94 | local_irq_disable(); |
| 95 | |
| 96 | /* Warm-up run. */ |
| 97 | for (i = 0; i < 4; i++) { |
| 98 | if (enc) |
| 99 | ret = crypto_blkcipher_encrypt(desc, sg, sg, blen); |
| 100 | else |
| 101 | ret = crypto_blkcipher_decrypt(desc, sg, sg, blen); |
| 102 | |
| 103 | if (ret) |
| 104 | goto out; |
| 105 | } |
| 106 | |
| 107 | /* The real thing. */ |
| 108 | for (i = 0; i < 8; i++) { |
| 109 | cycles_t start, end; |
| 110 | |
| 111 | start = get_cycles(); |
| 112 | if (enc) |
| 113 | ret = crypto_blkcipher_encrypt(desc, sg, sg, blen); |
| 114 | else |
| 115 | ret = crypto_blkcipher_decrypt(desc, sg, sg, blen); |
| 116 | end = get_cycles(); |
| 117 | |
| 118 | if (ret) |
| 119 | goto out; |
| 120 | |
| 121 | cycles += end - start; |
| 122 | } |
| 123 | |
| 124 | out: |
| 125 | local_irq_enable(); |
| 126 | local_bh_enable(); |
| 127 | |
| 128 | if (ret == 0) |
| 129 | printk("1 operation in %lu cycles (%d bytes)\n", |
| 130 | (cycles + 4) / 8, blen); |
| 131 | |
| 132 | return ret; |
| 133 | } |
| 134 | |
| 135 | static u32 block_sizes[] = { 16, 64, 256, 1024, 8192, 0 }; |
| 136 | |
| 137 | static void test_cipher_speed(const char *algo, int enc, unsigned int sec, |
| 138 | struct cipher_speed_template *template, |
| 139 | unsigned int tcount, u8 *keysize) |
| 140 | { |
| 141 | unsigned int ret, i, j, iv_len; |
| 142 | const char *key, iv[128]; |
| 143 | struct crypto_blkcipher *tfm; |
| 144 | struct blkcipher_desc desc; |
| 145 | const char *e; |
| 146 | u32 *b_size; |
| 147 | |
| 148 | if (enc == ENCRYPT) |
| 149 | e = "encryption"; |
| 150 | else |
| 151 | e = "decryption"; |
| 152 | |
| 153 | printk("\ntesting speed of %s %s\n", algo, e); |
| 154 | |
| 155 | tfm = crypto_alloc_blkcipher(algo, 0, CRYPTO_ALG_ASYNC); |
| 156 | |
| 157 | if (IS_ERR(tfm)) { |
| 158 | printk("failed to load transform for %s: %ld\n", algo, |
| 159 | PTR_ERR(tfm)); |
| 160 | return; |
| 161 | } |
| 162 | desc.tfm = tfm; |
| 163 | desc.flags = 0; |
| 164 | |
| 165 | i = 0; |
| 166 | do { |
| 167 | |
| 168 | b_size = block_sizes; |
| 169 | do { |
| 170 | struct scatterlist sg[TVMEMSIZE]; |
| 171 | |
| 172 | if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) { |
| 173 | printk("template (%u) too big for " |
| 174 | "tvmem (%lu)\n", *keysize + *b_size, |
| 175 | TVMEMSIZE * PAGE_SIZE); |
| 176 | goto out; |
| 177 | } |
| 178 | |
| 179 | printk("test %u (%d bit key, %d byte blocks): ", i, |
| 180 | *keysize * 8, *b_size); |
| 181 | |
| 182 | memset(tvmem[0], 0xff, PAGE_SIZE); |
| 183 | |
| 184 | /* set key, plain text and IV */ |
| 185 | key = tvmem[0]; |
| 186 | for (j = 0; j < tcount; j++) { |
| 187 | if (template[j].klen == *keysize) { |
| 188 | key = template[j].key; |
| 189 | break; |
| 190 | } |
| 191 | } |
| 192 | |
| 193 | ret = crypto_blkcipher_setkey(tfm, key, *keysize); |
| 194 | if (ret) { |
| 195 | printk("setkey() failed flags=%x\n", |
| 196 | crypto_blkcipher_get_flags(tfm)); |
| 197 | goto out; |
| 198 | } |
| 199 | |
| 200 | sg_init_table(sg, TVMEMSIZE); |
| 201 | sg_set_buf(sg, tvmem[0] + *keysize, |
| 202 | PAGE_SIZE - *keysize); |
| 203 | for (j = 1; j < TVMEMSIZE; j++) { |
| 204 | sg_set_buf(sg + j, tvmem[j], PAGE_SIZE); |
| 205 | memset (tvmem[j], 0xff, PAGE_SIZE); |
| 206 | } |
| 207 | |
| 208 | iv_len = crypto_blkcipher_ivsize(tfm); |
| 209 | if (iv_len) { |
| 210 | memset(&iv, 0xff, iv_len); |
| 211 | crypto_blkcipher_set_iv(tfm, iv, iv_len); |
| 212 | } |
| 213 | |
| 214 | if (sec) |
| 215 | ret = test_cipher_jiffies(&desc, enc, sg, |
| 216 | *b_size, sec); |
| 217 | else |
| 218 | ret = test_cipher_cycles(&desc, enc, sg, |
| 219 | *b_size); |
| 220 | |
| 221 | if (ret) { |
| 222 | printk("%s() failed flags=%x\n", e, desc.flags); |
| 223 | break; |
| 224 | } |
| 225 | b_size++; |
| 226 | i++; |
| 227 | } while (*b_size); |
| 228 | keysize++; |
| 229 | } while (*keysize); |
| 230 | |
| 231 | out: |
| 232 | crypto_free_blkcipher(tfm); |
| 233 | } |
| 234 | |
| 235 | static int test_hash_jiffies_digest(struct hash_desc *desc, |
| 236 | struct scatterlist *sg, int blen, |
| 237 | char *out, int sec) |
| 238 | { |
| 239 | unsigned long start, end; |
| 240 | int bcount; |
| 241 | int ret; |
| 242 | |
| 243 | for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| 244 | time_before(jiffies, end); bcount++) { |
| 245 | ret = crypto_hash_digest(desc, sg, blen, out); |
| 246 | if (ret) |
| 247 | return ret; |
| 248 | } |
| 249 | |
| 250 | printk("%6u opers/sec, %9lu bytes/sec\n", |
| 251 | bcount / sec, ((long)bcount * blen) / sec); |
| 252 | |
| 253 | return 0; |
| 254 | } |
| 255 | |
| 256 | static int test_hash_jiffies(struct hash_desc *desc, struct scatterlist *sg, |
| 257 | int blen, int plen, char *out, int sec) |
| 258 | { |
| 259 | unsigned long start, end; |
| 260 | int bcount, pcount; |
| 261 | int ret; |
| 262 | |
| 263 | if (plen == blen) |
| 264 | return test_hash_jiffies_digest(desc, sg, blen, out, sec); |
| 265 | |
| 266 | for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| 267 | time_before(jiffies, end); bcount++) { |
| 268 | ret = crypto_hash_init(desc); |
| 269 | if (ret) |
| 270 | return ret; |
| 271 | for (pcount = 0; pcount < blen; pcount += plen) { |
| 272 | ret = crypto_hash_update(desc, sg, plen); |
| 273 | if (ret) |
| 274 | return ret; |
| 275 | } |
| 276 | /* we assume there is enough space in 'out' for the result */ |
| 277 | ret = crypto_hash_final(desc, out); |
| 278 | if (ret) |
| 279 | return ret; |
| 280 | } |
| 281 | |
| 282 | printk("%6u opers/sec, %9lu bytes/sec\n", |
| 283 | bcount / sec, ((long)bcount * blen) / sec); |
| 284 | |
| 285 | return 0; |
| 286 | } |
| 287 | |
| 288 | static int test_hash_cycles_digest(struct hash_desc *desc, |
| 289 | struct scatterlist *sg, int blen, char *out) |
| 290 | { |
| 291 | unsigned long cycles = 0; |
| 292 | int i; |
| 293 | int ret; |
| 294 | |
| 295 | local_bh_disable(); |
| 296 | local_irq_disable(); |
| 297 | |
| 298 | /* Warm-up run. */ |
| 299 | for (i = 0; i < 4; i++) { |
| 300 | ret = crypto_hash_digest(desc, sg, blen, out); |
| 301 | if (ret) |
| 302 | goto out; |
| 303 | } |
| 304 | |
| 305 | /* The real thing. */ |
| 306 | for (i = 0; i < 8; i++) { |
| 307 | cycles_t start, end; |
| 308 | |
| 309 | start = get_cycles(); |
| 310 | |
| 311 | ret = crypto_hash_digest(desc, sg, blen, out); |
| 312 | if (ret) |
| 313 | goto out; |
| 314 | |
| 315 | end = get_cycles(); |
| 316 | |
| 317 | cycles += end - start; |
| 318 | } |
| 319 | |
| 320 | out: |
| 321 | local_irq_enable(); |
| 322 | local_bh_enable(); |
| 323 | |
| 324 | if (ret) |
| 325 | return ret; |
| 326 | |
| 327 | printk("%6lu cycles/operation, %4lu cycles/byte\n", |
| 328 | cycles / 8, cycles / (8 * blen)); |
| 329 | |
| 330 | return 0; |
| 331 | } |
| 332 | |
| 333 | static int test_hash_cycles(struct hash_desc *desc, struct scatterlist *sg, |
| 334 | int blen, int plen, char *out) |
| 335 | { |
| 336 | unsigned long cycles = 0; |
| 337 | int i, pcount; |
| 338 | int ret; |
| 339 | |
| 340 | if (plen == blen) |
| 341 | return test_hash_cycles_digest(desc, sg, blen, out); |
| 342 | |
| 343 | local_bh_disable(); |
| 344 | local_irq_disable(); |
| 345 | |
| 346 | /* Warm-up run. */ |
| 347 | for (i = 0; i < 4; i++) { |
| 348 | ret = crypto_hash_init(desc); |
| 349 | if (ret) |
| 350 | goto out; |
| 351 | for (pcount = 0; pcount < blen; pcount += plen) { |
| 352 | ret = crypto_hash_update(desc, sg, plen); |
| 353 | if (ret) |
| 354 | goto out; |
| 355 | } |
| 356 | ret = crypto_hash_final(desc, out); |
| 357 | if (ret) |
| 358 | goto out; |
| 359 | } |
| 360 | |
| 361 | /* The real thing. */ |
| 362 | for (i = 0; i < 8; i++) { |
| 363 | cycles_t start, end; |
| 364 | |
| 365 | start = get_cycles(); |
| 366 | |
| 367 | ret = crypto_hash_init(desc); |
| 368 | if (ret) |
| 369 | goto out; |
| 370 | for (pcount = 0; pcount < blen; pcount += plen) { |
| 371 | ret = crypto_hash_update(desc, sg, plen); |
| 372 | if (ret) |
| 373 | goto out; |
| 374 | } |
| 375 | ret = crypto_hash_final(desc, out); |
| 376 | if (ret) |
| 377 | goto out; |
| 378 | |
| 379 | end = get_cycles(); |
| 380 | |
| 381 | cycles += end - start; |
| 382 | } |
| 383 | |
| 384 | out: |
| 385 | local_irq_enable(); |
| 386 | local_bh_enable(); |
| 387 | |
| 388 | if (ret) |
| 389 | return ret; |
| 390 | |
| 391 | printk("%6lu cycles/operation, %4lu cycles/byte\n", |
| 392 | cycles / 8, cycles / (8 * blen)); |
| 393 | |
| 394 | return 0; |
| 395 | } |
| 396 | |
| 397 | static void test_hash_sg_init(struct scatterlist *sg) |
| 398 | { |
| 399 | int i; |
| 400 | |
| 401 | sg_init_table(sg, TVMEMSIZE); |
| 402 | for (i = 0; i < TVMEMSIZE; i++) { |
| 403 | sg_set_buf(sg + i, tvmem[i], PAGE_SIZE); |
| 404 | memset(tvmem[i], 0xff, PAGE_SIZE); |
| 405 | } |
| 406 | } |
| 407 | |
| 408 | static void test_hash_speed(const char *algo, unsigned int sec, |
| 409 | struct hash_speed *speed) |
| 410 | { |
| 411 | struct scatterlist sg[TVMEMSIZE]; |
| 412 | struct crypto_hash *tfm; |
| 413 | struct hash_desc desc; |
| 414 | static char output[1024]; |
| 415 | int i; |
| 416 | int ret; |
| 417 | |
| 418 | printk(KERN_INFO "\ntesting speed of %s\n", algo); |
| 419 | |
| 420 | tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC); |
| 421 | |
| 422 | if (IS_ERR(tfm)) { |
| 423 | printk(KERN_ERR "failed to load transform for %s: %ld\n", algo, |
| 424 | PTR_ERR(tfm)); |
| 425 | return; |
| 426 | } |
| 427 | |
| 428 | desc.tfm = tfm; |
| 429 | desc.flags = 0; |
| 430 | |
| 431 | if (crypto_hash_digestsize(tfm) > sizeof(output)) { |
| 432 | printk(KERN_ERR "digestsize(%u) > outputbuffer(%zu)\n", |
| 433 | crypto_hash_digestsize(tfm), sizeof(output)); |
| 434 | goto out; |
| 435 | } |
| 436 | |
| 437 | test_hash_sg_init(sg); |
| 438 | for (i = 0; speed[i].blen != 0; i++) { |
| 439 | if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) { |
| 440 | printk(KERN_ERR |
| 441 | "template (%u) too big for tvmem (%lu)\n", |
| 442 | speed[i].blen, TVMEMSIZE * PAGE_SIZE); |
| 443 | goto out; |
| 444 | } |
| 445 | |
| 446 | if (speed[i].klen) |
| 447 | crypto_hash_setkey(tfm, tvmem[0], speed[i].klen); |
| 448 | |
| 449 | printk(KERN_INFO "test%3u " |
| 450 | "(%5u byte blocks,%5u bytes per update,%4u updates): ", |
| 451 | i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen); |
| 452 | |
| 453 | if (sec) |
| 454 | ret = test_hash_jiffies(&desc, sg, speed[i].blen, |
| 455 | speed[i].plen, output, sec); |
| 456 | else |
| 457 | ret = test_hash_cycles(&desc, sg, speed[i].blen, |
| 458 | speed[i].plen, output); |
| 459 | |
| 460 | if (ret) { |
| 461 | printk(KERN_ERR "hashing failed ret=%d\n", ret); |
| 462 | break; |
| 463 | } |
| 464 | } |
| 465 | |
| 466 | out: |
| 467 | crypto_free_hash(tfm); |
| 468 | } |
| 469 | |
| 470 | struct tcrypt_result { |
| 471 | struct completion completion; |
| 472 | int err; |
| 473 | }; |
| 474 | |
| 475 | static void tcrypt_complete(struct crypto_async_request *req, int err) |
| 476 | { |
| 477 | struct tcrypt_result *res = req->data; |
| 478 | |
| 479 | if (err == -EINPROGRESS) |
| 480 | return; |
| 481 | |
| 482 | res->err = err; |
| 483 | complete(&res->completion); |
| 484 | } |
| 485 | |
| 486 | static inline int do_one_ahash_op(struct ahash_request *req, int ret) |
| 487 | { |
| 488 | if (ret == -EINPROGRESS || ret == -EBUSY) { |
| 489 | struct tcrypt_result *tr = req->base.data; |
| 490 | |
| 491 | ret = wait_for_completion_interruptible(&tr->completion); |
| 492 | if (!ret) |
| 493 | ret = tr->err; |
| 494 | INIT_COMPLETION(tr->completion); |
| 495 | } |
| 496 | return ret; |
| 497 | } |
| 498 | |
| 499 | static int test_ahash_jiffies_digest(struct ahash_request *req, int blen, |
| 500 | char *out, int sec) |
| 501 | { |
| 502 | unsigned long start, end; |
| 503 | int bcount; |
| 504 | int ret; |
| 505 | |
| 506 | for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| 507 | time_before(jiffies, end); bcount++) { |
| 508 | ret = do_one_ahash_op(req, crypto_ahash_digest(req)); |
| 509 | if (ret) |
| 510 | return ret; |
| 511 | } |
| 512 | |
| 513 | printk("%6u opers/sec, %9lu bytes/sec\n", |
| 514 | bcount / sec, ((long)bcount * blen) / sec); |
| 515 | |
| 516 | return 0; |
| 517 | } |
| 518 | |
| 519 | static int test_ahash_jiffies(struct ahash_request *req, int blen, |
| 520 | int plen, char *out, int sec) |
| 521 | { |
| 522 | unsigned long start, end; |
| 523 | int bcount, pcount; |
| 524 | int ret; |
| 525 | |
| 526 | if (plen == blen) |
| 527 | return test_ahash_jiffies_digest(req, blen, out, sec); |
| 528 | |
| 529 | for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| 530 | time_before(jiffies, end); bcount++) { |
| 531 | ret = crypto_ahash_init(req); |
| 532 | if (ret) |
| 533 | return ret; |
| 534 | for (pcount = 0; pcount < blen; pcount += plen) { |
| 535 | ret = do_one_ahash_op(req, crypto_ahash_update(req)); |
| 536 | if (ret) |
| 537 | return ret; |
| 538 | } |
| 539 | /* we assume there is enough space in 'out' for the result */ |
| 540 | ret = do_one_ahash_op(req, crypto_ahash_final(req)); |
| 541 | if (ret) |
| 542 | return ret; |
| 543 | } |
| 544 | |
| 545 | pr_cont("%6u opers/sec, %9lu bytes/sec\n", |
| 546 | bcount / sec, ((long)bcount * blen) / sec); |
| 547 | |
| 548 | return 0; |
| 549 | } |
| 550 | |
| 551 | static int test_ahash_cycles_digest(struct ahash_request *req, int blen, |
| 552 | char *out) |
| 553 | { |
| 554 | unsigned long cycles = 0; |
| 555 | int ret, i; |
| 556 | |
| 557 | /* Warm-up run. */ |
| 558 | for (i = 0; i < 4; i++) { |
| 559 | ret = do_one_ahash_op(req, crypto_ahash_digest(req)); |
| 560 | if (ret) |
| 561 | goto out; |
| 562 | } |
| 563 | |
| 564 | /* The real thing. */ |
| 565 | for (i = 0; i < 8; i++) { |
| 566 | cycles_t start, end; |
| 567 | |
| 568 | start = get_cycles(); |
| 569 | |
| 570 | ret = do_one_ahash_op(req, crypto_ahash_digest(req)); |
| 571 | if (ret) |
| 572 | goto out; |
| 573 | |
| 574 | end = get_cycles(); |
| 575 | |
| 576 | cycles += end - start; |
| 577 | } |
| 578 | |
| 579 | out: |
| 580 | if (ret) |
| 581 | return ret; |
| 582 | |
| 583 | pr_cont("%6lu cycles/operation, %4lu cycles/byte\n", |
| 584 | cycles / 8, cycles / (8 * blen)); |
| 585 | |
| 586 | return 0; |
| 587 | } |
| 588 | |
| 589 | static int test_ahash_cycles(struct ahash_request *req, int blen, |
| 590 | int plen, char *out) |
| 591 | { |
| 592 | unsigned long cycles = 0; |
| 593 | int i, pcount, ret; |
| 594 | |
| 595 | if (plen == blen) |
| 596 | return test_ahash_cycles_digest(req, blen, out); |
| 597 | |
| 598 | /* Warm-up run. */ |
| 599 | for (i = 0; i < 4; i++) { |
| 600 | ret = crypto_ahash_init(req); |
| 601 | if (ret) |
| 602 | goto out; |
| 603 | for (pcount = 0; pcount < blen; pcount += plen) { |
| 604 | ret = do_one_ahash_op(req, crypto_ahash_update(req)); |
| 605 | if (ret) |
| 606 | goto out; |
| 607 | } |
| 608 | ret = do_one_ahash_op(req, crypto_ahash_final(req)); |
| 609 | if (ret) |
| 610 | goto out; |
| 611 | } |
| 612 | |
| 613 | /* The real thing. */ |
| 614 | for (i = 0; i < 8; i++) { |
| 615 | cycles_t start, end; |
| 616 | |
| 617 | start = get_cycles(); |
| 618 | |
| 619 | ret = crypto_ahash_init(req); |
| 620 | if (ret) |
| 621 | goto out; |
| 622 | for (pcount = 0; pcount < blen; pcount += plen) { |
| 623 | ret = do_one_ahash_op(req, crypto_ahash_update(req)); |
| 624 | if (ret) |
| 625 | goto out; |
| 626 | } |
| 627 | ret = do_one_ahash_op(req, crypto_ahash_final(req)); |
| 628 | if (ret) |
| 629 | goto out; |
| 630 | |
| 631 | end = get_cycles(); |
| 632 | |
| 633 | cycles += end - start; |
| 634 | } |
| 635 | |
| 636 | out: |
| 637 | if (ret) |
| 638 | return ret; |
| 639 | |
| 640 | pr_cont("%6lu cycles/operation, %4lu cycles/byte\n", |
| 641 | cycles / 8, cycles / (8 * blen)); |
| 642 | |
| 643 | return 0; |
| 644 | } |
| 645 | |
| 646 | static void test_ahash_speed(const char *algo, unsigned int sec, |
| 647 | struct hash_speed *speed) |
| 648 | { |
| 649 | struct scatterlist sg[TVMEMSIZE]; |
| 650 | struct tcrypt_result tresult; |
| 651 | struct ahash_request *req; |
| 652 | struct crypto_ahash *tfm; |
| 653 | static char output[1024]; |
| 654 | int i, ret; |
| 655 | |
| 656 | printk(KERN_INFO "\ntesting speed of async %s\n", algo); |
| 657 | |
| 658 | tfm = crypto_alloc_ahash(algo, 0, 0); |
| 659 | if (IS_ERR(tfm)) { |
| 660 | pr_err("failed to load transform for %s: %ld\n", |
| 661 | algo, PTR_ERR(tfm)); |
| 662 | return; |
| 663 | } |
| 664 | |
| 665 | if (crypto_ahash_digestsize(tfm) > sizeof(output)) { |
| 666 | pr_err("digestsize(%u) > outputbuffer(%zu)\n", |
| 667 | crypto_ahash_digestsize(tfm), sizeof(output)); |
| 668 | goto out; |
| 669 | } |
| 670 | |
| 671 | test_hash_sg_init(sg); |
| 672 | req = ahash_request_alloc(tfm, GFP_KERNEL); |
| 673 | if (!req) { |
| 674 | pr_err("ahash request allocation failure\n"); |
| 675 | goto out; |
| 676 | } |
| 677 | |
| 678 | init_completion(&tresult.completion); |
| 679 | ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG, |
| 680 | tcrypt_complete, &tresult); |
| 681 | |
| 682 | for (i = 0; speed[i].blen != 0; i++) { |
| 683 | if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) { |
| 684 | pr_err("template (%u) too big for tvmem (%lu)\n", |
| 685 | speed[i].blen, TVMEMSIZE * PAGE_SIZE); |
| 686 | break; |
| 687 | } |
| 688 | |
| 689 | pr_info("test%3u " |
| 690 | "(%5u byte blocks,%5u bytes per update,%4u updates): ", |
| 691 | i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen); |
| 692 | |
| 693 | ahash_request_set_crypt(req, sg, output, speed[i].plen); |
| 694 | |
| 695 | if (sec) |
| 696 | ret = test_ahash_jiffies(req, speed[i].blen, |
| 697 | speed[i].plen, output, sec); |
| 698 | else |
| 699 | ret = test_ahash_cycles(req, speed[i].blen, |
| 700 | speed[i].plen, output); |
| 701 | |
| 702 | if (ret) { |
| 703 | pr_err("hashing failed ret=%d\n", ret); |
| 704 | break; |
| 705 | } |
| 706 | } |
| 707 | |
| 708 | ahash_request_free(req); |
| 709 | |
| 710 | out: |
| 711 | crypto_free_ahash(tfm); |
| 712 | } |
| 713 | |
| 714 | static void test_available(void) |
| 715 | { |
| 716 | char **name = check; |
| 717 | |
| 718 | while (*name) { |
| 719 | printk("alg %s ", *name); |
| 720 | printk(crypto_has_alg(*name, 0, 0) ? |
| 721 | "found\n" : "not found\n"); |
| 722 | name++; |
| 723 | } |
| 724 | } |
| 725 | |
| 726 | static inline int tcrypt_test(const char *alg) |
| 727 | { |
| 728 | int ret; |
| 729 | |
| 730 | ret = alg_test(alg, alg, 0, 0); |
| 731 | /* non-fips algs return -EINVAL in fips mode */ |
| 732 | if (fips_enabled && ret == -EINVAL) |
| 733 | ret = 0; |
| 734 | return ret; |
| 735 | } |
| 736 | |
| 737 | static int do_test(int m) |
| 738 | { |
| 739 | int i; |
| 740 | int ret = 0; |
| 741 | |
| 742 | switch (m) { |
| 743 | case 0: |
| 744 | for (i = 1; i < 200; i++) |
| 745 | ret += do_test(i); |
| 746 | break; |
| 747 | |
| 748 | case 1: |
| 749 | ret += tcrypt_test("md5"); |
| 750 | break; |
| 751 | |
| 752 | case 2: |
| 753 | ret += tcrypt_test("sha1"); |
| 754 | break; |
| 755 | |
| 756 | case 3: |
| 757 | ret += tcrypt_test("ecb(des)"); |
| 758 | ret += tcrypt_test("cbc(des)"); |
| 759 | break; |
| 760 | |
| 761 | case 4: |
| 762 | ret += tcrypt_test("ecb(des3_ede)"); |
| 763 | ret += tcrypt_test("cbc(des3_ede)"); |
| 764 | break; |
| 765 | |
| 766 | case 5: |
| 767 | ret += tcrypt_test("md4"); |
| 768 | break; |
| 769 | |
| 770 | case 6: |
| 771 | ret += tcrypt_test("sha256"); |
| 772 | break; |
| 773 | |
| 774 | case 7: |
| 775 | ret += tcrypt_test("ecb(blowfish)"); |
| 776 | ret += tcrypt_test("cbc(blowfish)"); |
| 777 | break; |
| 778 | |
| 779 | case 8: |
| 780 | ret += tcrypt_test("ecb(twofish)"); |
| 781 | ret += tcrypt_test("cbc(twofish)"); |
| 782 | break; |
| 783 | |
| 784 | case 9: |
| 785 | ret += tcrypt_test("ecb(serpent)"); |
| 786 | break; |
| 787 | |
| 788 | case 10: |
| 789 | ret += tcrypt_test("ecb(aes)"); |
| 790 | ret += tcrypt_test("cbc(aes)"); |
| 791 | ret += tcrypt_test("lrw(aes)"); |
| 792 | ret += tcrypt_test("xts(aes)"); |
| 793 | ret += tcrypt_test("ctr(aes)"); |
| 794 | ret += tcrypt_test("rfc3686(ctr(aes))"); |
| 795 | break; |
| 796 | |
| 797 | case 11: |
| 798 | ret += tcrypt_test("sha384"); |
| 799 | break; |
| 800 | |
| 801 | case 12: |
| 802 | ret += tcrypt_test("sha512"); |
| 803 | break; |
| 804 | |
| 805 | case 13: |
| 806 | ret += tcrypt_test("deflate"); |
| 807 | break; |
| 808 | |
| 809 | case 14: |
| 810 | ret += tcrypt_test("ecb(cast5)"); |
| 811 | break; |
| 812 | |
| 813 | case 15: |
| 814 | ret += tcrypt_test("ecb(cast6)"); |
| 815 | break; |
| 816 | |
| 817 | case 16: |
| 818 | ret += tcrypt_test("ecb(arc4)"); |
| 819 | break; |
| 820 | |
| 821 | case 17: |
| 822 | ret += tcrypt_test("michael_mic"); |
| 823 | break; |
| 824 | |
| 825 | case 18: |
| 826 | ret += tcrypt_test("crc32c"); |
| 827 | break; |
| 828 | |
| 829 | case 19: |
| 830 | ret += tcrypt_test("ecb(tea)"); |
| 831 | break; |
| 832 | |
| 833 | case 20: |
| 834 | ret += tcrypt_test("ecb(xtea)"); |
| 835 | break; |
| 836 | |
| 837 | case 21: |
| 838 | ret += tcrypt_test("ecb(khazad)"); |
| 839 | break; |
| 840 | |
| 841 | case 22: |
| 842 | ret += tcrypt_test("wp512"); |
| 843 | break; |
| 844 | |
| 845 | case 23: |
| 846 | ret += tcrypt_test("wp384"); |
| 847 | break; |
| 848 | |
| 849 | case 24: |
| 850 | ret += tcrypt_test("wp256"); |
| 851 | break; |
| 852 | |
| 853 | case 25: |
| 854 | ret += tcrypt_test("ecb(tnepres)"); |
| 855 | break; |
| 856 | |
| 857 | case 26: |
| 858 | ret += tcrypt_test("ecb(anubis)"); |
| 859 | ret += tcrypt_test("cbc(anubis)"); |
| 860 | break; |
| 861 | |
| 862 | case 27: |
| 863 | ret += tcrypt_test("tgr192"); |
| 864 | break; |
| 865 | |
| 866 | case 28: |
| 867 | |
| 868 | ret += tcrypt_test("tgr160"); |
| 869 | break; |
| 870 | |
| 871 | case 29: |
| 872 | ret += tcrypt_test("tgr128"); |
| 873 | break; |
| 874 | |
| 875 | case 30: |
| 876 | ret += tcrypt_test("ecb(xeta)"); |
| 877 | break; |
| 878 | |
| 879 | case 31: |
| 880 | ret += tcrypt_test("pcbc(fcrypt)"); |
| 881 | break; |
| 882 | |
| 883 | case 32: |
| 884 | ret += tcrypt_test("ecb(camellia)"); |
| 885 | ret += tcrypt_test("cbc(camellia)"); |
| 886 | break; |
| 887 | case 33: |
| 888 | ret += tcrypt_test("sha224"); |
| 889 | break; |
| 890 | |
| 891 | case 34: |
| 892 | ret += tcrypt_test("salsa20"); |
| 893 | break; |
| 894 | |
| 895 | case 35: |
| 896 | ret += tcrypt_test("gcm(aes)"); |
| 897 | break; |
| 898 | |
| 899 | case 36: |
| 900 | ret += tcrypt_test("lzo"); |
| 901 | break; |
| 902 | |
| 903 | case 37: |
| 904 | ret += tcrypt_test("ccm(aes)"); |
| 905 | break; |
| 906 | |
| 907 | case 38: |
| 908 | ret += tcrypt_test("cts(cbc(aes))"); |
| 909 | break; |
| 910 | |
| 911 | case 39: |
| 912 | ret += tcrypt_test("rmd128"); |
| 913 | break; |
| 914 | |
| 915 | case 40: |
| 916 | ret += tcrypt_test("rmd160"); |
| 917 | break; |
| 918 | |
| 919 | case 41: |
| 920 | ret += tcrypt_test("rmd256"); |
| 921 | break; |
| 922 | |
| 923 | case 42: |
| 924 | ret += tcrypt_test("rmd320"); |
| 925 | break; |
| 926 | |
| 927 | case 43: |
| 928 | ret += tcrypt_test("ecb(seed)"); |
| 929 | break; |
| 930 | |
| 931 | case 44: |
| 932 | ret += tcrypt_test("zlib"); |
| 933 | break; |
| 934 | |
| 935 | case 45: |
| 936 | ret += tcrypt_test("rfc4309(ccm(aes))"); |
| 937 | break; |
| 938 | |
| 939 | case 100: |
| 940 | ret += tcrypt_test("hmac(md5)"); |
| 941 | break; |
| 942 | |
| 943 | case 101: |
| 944 | ret += tcrypt_test("hmac(sha1)"); |
| 945 | break; |
| 946 | |
| 947 | case 102: |
| 948 | ret += tcrypt_test("hmac(sha256)"); |
| 949 | break; |
| 950 | |
| 951 | case 103: |
| 952 | ret += tcrypt_test("hmac(sha384)"); |
| 953 | break; |
| 954 | |
| 955 | case 104: |
| 956 | ret += tcrypt_test("hmac(sha512)"); |
| 957 | break; |
| 958 | |
| 959 | case 105: |
| 960 | ret += tcrypt_test("hmac(sha224)"); |
| 961 | break; |
| 962 | |
| 963 | case 106: |
| 964 | ret += tcrypt_test("xcbc(aes)"); |
| 965 | break; |
| 966 | |
| 967 | case 107: |
| 968 | ret += tcrypt_test("hmac(rmd128)"); |
| 969 | break; |
| 970 | |
| 971 | case 108: |
| 972 | ret += tcrypt_test("hmac(rmd160)"); |
| 973 | break; |
| 974 | |
| 975 | case 109: |
| 976 | ret += tcrypt_test("vmac(aes)"); |
| 977 | break; |
| 978 | |
| 979 | case 150: |
| 980 | ret += tcrypt_test("ansi_cprng"); |
| 981 | break; |
| 982 | |
| 983 | case 200: |
| 984 | test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0, |
| 985 | speed_template_16_24_32); |
| 986 | test_cipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0, |
| 987 | speed_template_16_24_32); |
| 988 | test_cipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0, |
| 989 | speed_template_16_24_32); |
| 990 | test_cipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0, |
| 991 | speed_template_16_24_32); |
| 992 | test_cipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0, |
| 993 | speed_template_32_40_48); |
| 994 | test_cipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0, |
| 995 | speed_template_32_40_48); |
| 996 | test_cipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0, |
| 997 | speed_template_32_48_64); |
| 998 | test_cipher_speed("xts(aes)", DECRYPT, sec, NULL, 0, |
| 999 | speed_template_32_48_64); |
| 1000 | break; |
| 1001 | |
| 1002 | case 201: |
| 1003 | test_cipher_speed("ecb(des3_ede)", ENCRYPT, sec, |
| 1004 | des3_speed_template, DES3_SPEED_VECTORS, |
| 1005 | speed_template_24); |
| 1006 | test_cipher_speed("ecb(des3_ede)", DECRYPT, sec, |
| 1007 | des3_speed_template, DES3_SPEED_VECTORS, |
| 1008 | speed_template_24); |
| 1009 | test_cipher_speed("cbc(des3_ede)", ENCRYPT, sec, |
| 1010 | des3_speed_template, DES3_SPEED_VECTORS, |
| 1011 | speed_template_24); |
| 1012 | test_cipher_speed("cbc(des3_ede)", DECRYPT, sec, |
| 1013 | des3_speed_template, DES3_SPEED_VECTORS, |
| 1014 | speed_template_24); |
| 1015 | break; |
| 1016 | |
| 1017 | case 202: |
| 1018 | test_cipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0, |
| 1019 | speed_template_16_24_32); |
| 1020 | test_cipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0, |
| 1021 | speed_template_16_24_32); |
| 1022 | test_cipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0, |
| 1023 | speed_template_16_24_32); |
| 1024 | test_cipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0, |
| 1025 | speed_template_16_24_32); |
| 1026 | break; |
| 1027 | |
| 1028 | case 203: |
| 1029 | test_cipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0, |
| 1030 | speed_template_8_32); |
| 1031 | test_cipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0, |
| 1032 | speed_template_8_32); |
| 1033 | test_cipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0, |
| 1034 | speed_template_8_32); |
| 1035 | test_cipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0, |
| 1036 | speed_template_8_32); |
| 1037 | break; |
| 1038 | |
| 1039 | case 204: |
| 1040 | test_cipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0, |
| 1041 | speed_template_8); |
| 1042 | test_cipher_speed("ecb(des)", DECRYPT, sec, NULL, 0, |
| 1043 | speed_template_8); |
| 1044 | test_cipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0, |
| 1045 | speed_template_8); |
| 1046 | test_cipher_speed("cbc(des)", DECRYPT, sec, NULL, 0, |
| 1047 | speed_template_8); |
| 1048 | break; |
| 1049 | |
| 1050 | case 205: |
| 1051 | test_cipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0, |
| 1052 | speed_template_16_24_32); |
| 1053 | test_cipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0, |
| 1054 | speed_template_16_24_32); |
| 1055 | test_cipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0, |
| 1056 | speed_template_16_24_32); |
| 1057 | test_cipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0, |
| 1058 | speed_template_16_24_32); |
| 1059 | break; |
| 1060 | |
| 1061 | case 206: |
| 1062 | test_cipher_speed("salsa20", ENCRYPT, sec, NULL, 0, |
| 1063 | speed_template_16_32); |
| 1064 | break; |
| 1065 | |
| 1066 | case 300: |
| 1067 | /* fall through */ |
| 1068 | |
| 1069 | case 301: |
| 1070 | test_hash_speed("md4", sec, generic_hash_speed_template); |
| 1071 | if (mode > 300 && mode < 400) break; |
| 1072 | |
| 1073 | case 302: |
| 1074 | test_hash_speed("md5", sec, generic_hash_speed_template); |
| 1075 | if (mode > 300 && mode < 400) break; |
| 1076 | |
| 1077 | case 303: |
| 1078 | test_hash_speed("sha1", sec, generic_hash_speed_template); |
| 1079 | if (mode > 300 && mode < 400) break; |
| 1080 | |
| 1081 | case 304: |
| 1082 | test_hash_speed("sha256", sec, generic_hash_speed_template); |
| 1083 | if (mode > 300 && mode < 400) break; |
| 1084 | |
| 1085 | case 305: |
| 1086 | test_hash_speed("sha384", sec, generic_hash_speed_template); |
| 1087 | if (mode > 300 && mode < 400) break; |
| 1088 | |
| 1089 | case 306: |
| 1090 | test_hash_speed("sha512", sec, generic_hash_speed_template); |
| 1091 | if (mode > 300 && mode < 400) break; |
| 1092 | |
| 1093 | case 307: |
| 1094 | test_hash_speed("wp256", sec, generic_hash_speed_template); |
| 1095 | if (mode > 300 && mode < 400) break; |
| 1096 | |
| 1097 | case 308: |
| 1098 | test_hash_speed("wp384", sec, generic_hash_speed_template); |
| 1099 | if (mode > 300 && mode < 400) break; |
| 1100 | |
| 1101 | case 309: |
| 1102 | test_hash_speed("wp512", sec, generic_hash_speed_template); |
| 1103 | if (mode > 300 && mode < 400) break; |
| 1104 | |
| 1105 | case 310: |
| 1106 | test_hash_speed("tgr128", sec, generic_hash_speed_template); |
| 1107 | if (mode > 300 && mode < 400) break; |
| 1108 | |
| 1109 | case 311: |
| 1110 | test_hash_speed("tgr160", sec, generic_hash_speed_template); |
| 1111 | if (mode > 300 && mode < 400) break; |
| 1112 | |
| 1113 | case 312: |
| 1114 | test_hash_speed("tgr192", sec, generic_hash_speed_template); |
| 1115 | if (mode > 300 && mode < 400) break; |
| 1116 | |
| 1117 | case 313: |
| 1118 | test_hash_speed("sha224", sec, generic_hash_speed_template); |
| 1119 | if (mode > 300 && mode < 400) break; |
| 1120 | |
| 1121 | case 314: |
| 1122 | test_hash_speed("rmd128", sec, generic_hash_speed_template); |
| 1123 | if (mode > 300 && mode < 400) break; |
| 1124 | |
| 1125 | case 315: |
| 1126 | test_hash_speed("rmd160", sec, generic_hash_speed_template); |
| 1127 | if (mode > 300 && mode < 400) break; |
| 1128 | |
| 1129 | case 316: |
| 1130 | test_hash_speed("rmd256", sec, generic_hash_speed_template); |
| 1131 | if (mode > 300 && mode < 400) break; |
| 1132 | |
| 1133 | case 317: |
| 1134 | test_hash_speed("rmd320", sec, generic_hash_speed_template); |
| 1135 | if (mode > 300 && mode < 400) break; |
| 1136 | |
| 1137 | case 318: |
| 1138 | test_hash_speed("ghash-generic", sec, hash_speed_template_16); |
| 1139 | if (mode > 300 && mode < 400) break; |
| 1140 | |
| 1141 | case 399: |
| 1142 | break; |
| 1143 | |
| 1144 | case 400: |
| 1145 | /* fall through */ |
| 1146 | |
| 1147 | case 401: |
| 1148 | test_ahash_speed("md4", sec, generic_hash_speed_template); |
| 1149 | if (mode > 400 && mode < 500) break; |
| 1150 | |
| 1151 | case 402: |
| 1152 | test_ahash_speed("md5", sec, generic_hash_speed_template); |
| 1153 | if (mode > 400 && mode < 500) break; |
| 1154 | |
| 1155 | case 403: |
| 1156 | test_ahash_speed("sha1", sec, generic_hash_speed_template); |
| 1157 | if (mode > 400 && mode < 500) break; |
| 1158 | |
| 1159 | case 404: |
| 1160 | test_ahash_speed("sha256", sec, generic_hash_speed_template); |
| 1161 | if (mode > 400 && mode < 500) break; |
| 1162 | |
| 1163 | case 405: |
| 1164 | test_ahash_speed("sha384", sec, generic_hash_speed_template); |
| 1165 | if (mode > 400 && mode < 500) break; |
| 1166 | |
| 1167 | case 406: |
| 1168 | test_ahash_speed("sha512", sec, generic_hash_speed_template); |
| 1169 | if (mode > 400 && mode < 500) break; |
| 1170 | |
| 1171 | case 407: |
| 1172 | test_ahash_speed("wp256", sec, generic_hash_speed_template); |
| 1173 | if (mode > 400 && mode < 500) break; |
| 1174 | |
| 1175 | case 408: |
| 1176 | test_ahash_speed("wp384", sec, generic_hash_speed_template); |
| 1177 | if (mode > 400 && mode < 500) break; |
| 1178 | |
| 1179 | case 409: |
| 1180 | test_ahash_speed("wp512", sec, generic_hash_speed_template); |
| 1181 | if (mode > 400 && mode < 500) break; |
| 1182 | |
| 1183 | case 410: |
| 1184 | test_ahash_speed("tgr128", sec, generic_hash_speed_template); |
| 1185 | if (mode > 400 && mode < 500) break; |
| 1186 | |
| 1187 | case 411: |
| 1188 | test_ahash_speed("tgr160", sec, generic_hash_speed_template); |
| 1189 | if (mode > 400 && mode < 500) break; |
| 1190 | |
| 1191 | case 412: |
| 1192 | test_ahash_speed("tgr192", sec, generic_hash_speed_template); |
| 1193 | if (mode > 400 && mode < 500) break; |
| 1194 | |
| 1195 | case 413: |
| 1196 | test_ahash_speed("sha224", sec, generic_hash_speed_template); |
| 1197 | if (mode > 400 && mode < 500) break; |
| 1198 | |
| 1199 | case 414: |
| 1200 | test_ahash_speed("rmd128", sec, generic_hash_speed_template); |
| 1201 | if (mode > 400 && mode < 500) break; |
| 1202 | |
| 1203 | case 415: |
| 1204 | test_ahash_speed("rmd160", sec, generic_hash_speed_template); |
| 1205 | if (mode > 400 && mode < 500) break; |
| 1206 | |
| 1207 | case 416: |
| 1208 | test_ahash_speed("rmd256", sec, generic_hash_speed_template); |
| 1209 | if (mode > 400 && mode < 500) break; |
| 1210 | |
| 1211 | case 417: |
| 1212 | test_ahash_speed("rmd320", sec, generic_hash_speed_template); |
| 1213 | if (mode > 400 && mode < 500) break; |
| 1214 | |
| 1215 | case 499: |
| 1216 | break; |
| 1217 | |
| 1218 | case 1000: |
| 1219 | test_available(); |
| 1220 | break; |
| 1221 | } |
| 1222 | |
| 1223 | return ret; |
| 1224 | } |
| 1225 | |
| 1226 | static int do_alg_test(const char *alg, u32 type, u32 mask) |
| 1227 | { |
| 1228 | return crypto_has_alg(alg, type, mask ?: CRYPTO_ALG_TYPE_MASK) ? |
| 1229 | 0 : -ENOENT; |
| 1230 | } |
| 1231 | |
| 1232 | static int __init tcrypt_mod_init(void) |
| 1233 | { |
| 1234 | int err = -ENOMEM; |
| 1235 | int i; |
| 1236 | |
| 1237 | for (i = 0; i < TVMEMSIZE; i++) { |
| 1238 | tvmem[i] = (void *)__get_free_page(GFP_KERNEL); |
| 1239 | if (!tvmem[i]) |
| 1240 | goto err_free_tv; |
| 1241 | } |
| 1242 | |
| 1243 | if (alg) |
| 1244 | err = do_alg_test(alg, type, mask); |
| 1245 | else |
| 1246 | err = do_test(mode); |
| 1247 | |
| 1248 | if (err) { |
| 1249 | printk(KERN_ERR "tcrypt: one or more tests failed!\n"); |
| 1250 | goto err_free_tv; |
| 1251 | } |
| 1252 | |
| 1253 | /* We intentionaly return -EAGAIN to prevent keeping the module, |
| 1254 | * unless we're running in fips mode. It does all its work from |
| 1255 | * init() and doesn't offer any runtime functionality, but in |
| 1256 | * the fips case, checking for a successful load is helpful. |
| 1257 | * => we don't need it in the memory, do we? |
| 1258 | * -- mludvig |
| 1259 | */ |
| 1260 | if (!fips_enabled) |
| 1261 | err = -EAGAIN; |
| 1262 | |
| 1263 | err_free_tv: |
| 1264 | for (i = 0; i < TVMEMSIZE && tvmem[i]; i++) |
| 1265 | free_page((unsigned long)tvmem[i]); |
| 1266 | |
| 1267 | return err; |
| 1268 | } |
| 1269 | |
| 1270 | /* |
| 1271 | * If an init function is provided, an exit function must also be provided |
| 1272 | * to allow module unload. |
| 1273 | */ |
| 1274 | static void __exit tcrypt_mod_fini(void) { } |
| 1275 | |
| 1276 | module_init(tcrypt_mod_init); |
| 1277 | module_exit(tcrypt_mod_fini); |
| 1278 | |
| 1279 | module_param(alg, charp, 0); |
| 1280 | module_param(type, uint, 0); |
| 1281 | module_param(mask, uint, 0); |
| 1282 | module_param(mode, int, 0); |
| 1283 | module_param(sec, uint, 0); |
| 1284 | MODULE_PARM_DESC(sec, "Length in seconds of speed tests " |
| 1285 | "(defaults to zero which uses CPU cycles instead)"); |
| 1286 | |
| 1287 | MODULE_LICENSE("GPL"); |
| 1288 | MODULE_DESCRIPTION("Quick & dirty crypto testing module"); |
| 1289 | MODULE_AUTHOR("James Morris <jmorris@intercode.com.au>"); |