test/evp_test.c

   1 /* evp_test.c */
   2 /*
   3  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
   4  * project.
   5  */
   6 /* ====================================================================
   7  * Copyright (c) 2015 The OpenSSL Project.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  *
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  *
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in
  18  *    the documentation and/or other materials provided with the
  19  *    distribution.
  20  *
  21  * 3. All advertising materials mentioning features or use of this
  22  *    software must display the following acknowledgment:
  23  *    "This product includes software developed by the OpenSSL Project
  24  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  25  *
  26  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  27  *    endorse or promote products derived from this software without
  28  *    prior written permission. For written permission, please contact
  29  *    licensing@OpenSSL.org.
  30  *
  31  * 5. Products derived from this software may not be called "OpenSSL"
  32  *    nor may "OpenSSL" appear in their names without prior written
  33  *    permission of the OpenSSL Project.
  34  *
  35  * 6. Redistributions of any form whatsoever must retain the following
  36  *    acknowledgment:
  37  *    "This product includes software developed by the OpenSSL Project
  38  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  41  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  43  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  44  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  45  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  46  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  47  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  49  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  50  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  51  * OF THE POSSIBILITY OF SUCH DAMAGE.
  52  * ====================================================================
  53  */
  54
  55 #include <stdio.h>
  56 #include <string.h>
  57 #include <stdlib.h>
  58 #include <ctype.h>
  59 #include <openssl/evp.h>
  60 #include <openssl/pem.h>
  61 #include <openssl/err.h>
  62 #include <openssl/x509v3.h>
  63 #include <openssl/pkcs12.h>
  64 #include "internal/numbers.h"
  65
  66 /* Remove spaces from beginning and end of a string */
  67
  68 static void remove_space(char **pval)
  69 {
  70     unsigned char *p = (unsigned char *)*pval;
  71
  72     while (isspace(*p))
  73         p++;
  74
  75     *pval = (char *)p;
  76
  77     p = p + strlen(*pval) - 1;
  78
  79     /* Remove trailing space */
  80     while (isspace(*p))
  81         *p-- = 0;
  82 }
  83
  84 /*
  85  * Given a line of the form:
  86  *      name = value # comment
  87  * extract name and value. NB: modifies passed buffer.
  88  */
  89
  90 static int parse_line(char **pkw, char **pval, char *linebuf)
  91 {
  92     char *p;
  93
  94     p = linebuf + strlen(linebuf) - 1;
  95
  96     if (*p != '\n') {
  97         fprintf(stderr, "FATAL: missing EOL\n");
  98         exit(1);
  99     }
 100
 101     /* Look for # */
 102
 103     p = strchr(linebuf, '#');
 104
 105     if (p)
 106         *p = '\0';
 107
 108     /* Look for = sign */
 109     p = strchr(linebuf, '=');
 110
 111     /* If no '=' exit */
 112     if (!p)
 113         return 0;
 114
 115     *p++ = '\0';
 116
 117     *pkw = linebuf;
 118     *pval = p;
 119
 120     /* Remove spaces from keyword and value */
 121     remove_space(pkw);
 122     remove_space(pval);
 123
 124     return 1;
 125 }
 126
 127 /*
 128  * Unescape some escape sequences in string literals.
 129  * Return the result in a newly allocated buffer.
 130  * Currently only supports '\n'.
 131  * If the input length is 0, returns a valid 1-byte buffer, but sets
 132  * the length to 0.
 133  */
 134 static unsigned char* unescape(const char *input, size_t input_len,
 135                                size_t *out_len)
 136 {
 137     unsigned char *ret, *p;
 138     size_t i;
 139     if (input_len == 0) {
 140         *out_len = 0;
 141         return OPENSSL_zalloc(1);
 142     }
 143
 144     /* Escaping is non-expanding; over-allocate original size for simplicity. */
 145     ret = p = OPENSSL_malloc(input_len);
 146     if (ret == NULL)
 147         return NULL;
 148
 149     for (i = 0; i < input_len; i++) {
 150         if (input[i] == '\\') {
 151             if (i == input_len - 1 || input[i+1] != 'n')
 152                 goto err;
 153             *p++ = '\n';
 154             i++;
 155         } else {
 156             *p++ = input[i];
 157         }
 158     }
 159
 160     *out_len = p - ret;
 161     return ret;
 162
 163  err:
 164     OPENSSL_free(ret);
 165     return NULL;
 166 }
 167
 168 /* For a hex string "value" convert to a binary allocated buffer */
 169 static int test_bin(const char *value, unsigned char **buf, size_t *buflen)
 170 {
 171     long len;
 172     if (!*value) {
 173         /*
 174          * Don't return NULL for zero length buffer.
 175          * This is needed for some tests with empty keys: HMAC_Init_ex() expects
 176          * a non-NULL key buffer even if the key length is 0, in order to detect
 177          * key reset.
 178          */
 179         *buf = OPENSSL_malloc(1);
 180         if (!*buf)
 181             return 0;
 182         **buf = 0;
 183         *buflen = 0;
 184         return 1;
 185     }
 186     /* Check for string literal */
 187     if (value[0] == '"') {
 188         size_t vlen;
 189         value++;
 190         vlen = strlen(value);
 191         if (value[vlen - 1] != '"')
 192             return 0;
 193         vlen--;
 194         *buf = unescape(value, vlen, buflen);
 195         if (*buf == NULL)
 196             return 0;
 197         return 1;
 198     }
 199
 200     *buf = string_to_hex(value, &len);
 201     if (!*buf) {
 202         fprintf(stderr, "Value=%s\n", value);
 203         ERR_print_errors_fp(stderr);
 204         return -1;
 205     }
 206     /* Size of input buffer means we'll never overflow */
 207     *buflen = len;
 208     return 1;
 209 }
 210 /* Parse unsigned decimal 64 bit integer value */
 211 static int test_uint64(const char *value, uint64_t *pr)
 212 {
 213     const char *p = value;
 214     if (!*p) {
 215         fprintf(stderr, "Invalid empty integer value\n");
 216         return -1;
 217     }
 218     *pr = 0;
 219     while (*p) {
 220         if (*pr > UINT64_MAX/10) {
 221             fprintf(stderr, "Integer string overflow value=%s\n", value);
 222             return -1;
 223         }
 224         *pr *= 10;
 225         if (*p < '0' || *p > '9') {
 226             fprintf(stderr, "Invalid integer string value=%s\n", value);
 227             return -1;
 228         }
 229         *pr += *p - '0';
 230         p++;
 231     }
 232     return 1;
 233 }
 234
 235 /* Structure holding test information */
 236 struct evp_test {
 237     /* file being read */
 238     FILE *in;
 239     /* List of public and private keys */
 240     struct key_list *private;
 241     struct key_list *public;
 242     /* method for this test */
 243     const struct evp_test_method *meth;
 244     /* current line being processed */
 245     unsigned int line;
 246     /* start line of current test */
 247     unsigned int start_line;
 248     /* Error string for test */
 249     const char *err;
 250     /* Expected error value of test */
 251     char *expected_err;
 252     /* Number of tests */
 253     int ntests;
 254     /* Error count */
 255     int errors;
 256     /* Number of tests skipped */
 257     int nskip;
 258     /* If output mismatch expected and got value */
 259     unsigned char *out_received;
 260     size_t out_received_len;
 261     unsigned char *out_expected;
 262     size_t out_expected_len;
 263     /* test specific data */
 264     void *data;
 265     /* Current test should be skipped */
 266     int skip;
 267 };
 268
 269 struct key_list {
 270     char *name;
 271     EVP_PKEY *key;
 272     struct key_list *next;
 273 };
 274
 275 /* Test method structure */
 276 struct evp_test_method {
 277     /* Name of test as it appears in file */
 278     const char *name;
 279     /* Initialise test for "alg" */
 280     int (*init) (struct evp_test * t, const char *alg);
 281     /* Clean up method */
 282     void (*cleanup) (struct evp_test * t);
 283     /* Test specific name value pair processing */
 284     int (*parse) (struct evp_test * t, const char *name, const char *value);
 285     /* Run the test itself */
 286     int (*run_test) (struct evp_test * t);
 287 };
 288
 289 static const struct evp_test_method digest_test_method, cipher_test_method;
 290 static const struct evp_test_method mac_test_method;
 291 static const struct evp_test_method psign_test_method, pverify_test_method;
 292 static const struct evp_test_method pdecrypt_test_method;
 293 static const struct evp_test_method pverify_recover_test_method;
 294 static const struct evp_test_method pbe_test_method;
 295 static const struct evp_test_method encode_test_method;
 296
 297 static const struct evp_test_method *evp_test_list[] = {
 298     &digest_test_method,
 299     &cipher_test_method,
 300     &mac_test_method,
 301     &psign_test_method,
 302     &pverify_test_method,
 303     &pdecrypt_test_method,
 304     &pverify_recover_test_method,
 305     &pbe_test_method,
 306     &encode_test_method,
 307     NULL
 308 };
 309
 310 static const struct evp_test_method *evp_find_test(const char *name)
 311 {
 312     const struct evp_test_method **tt;
 313
 314     for (tt = evp_test_list; *tt; tt++) {
 315         if (strcmp(name, (*tt)->name) == 0)
 316             return *tt;
 317     }
 318     return NULL;
 319 }
 320
 321 static void hex_print(const char *name, const unsigned char *buf, size_t len)
 322 {
 323     size_t i;
 324     fprintf(stderr, "%s ", name);
 325     for (i = 0; i < len; i++)
 326         fprintf(stderr, "%02X", buf[i]);
 327     fputs("\n", stderr);
 328 }
 329
 330 static void free_expected(struct evp_test *t)
 331 {
 332     OPENSSL_free(t->expected_err);
 333     t->expected_err = NULL;
 334     OPENSSL_free(t->out_expected);
 335     OPENSSL_free(t->out_received);
 336     t->out_expected = NULL;
 337     t->out_received = NULL;
 338     t->out_expected_len = 0;
 339     t->out_received_len = 0;
 340     /* Literals. */
 341     t->err = NULL;
 342 }
 343
 344 static void print_expected(struct evp_test *t)
 345 {
 346     if (t->out_expected == NULL && t->out_received == NULL)
 347         return;
 348     hex_print("Expected:", t->out_expected, t->out_expected_len);
 349     hex_print("Got:     ", t->out_received, t->out_received_len);
 350     free_expected(t);
 351 }
 352
 353 static int check_test_error(struct evp_test *t)
 354 {
 355     if (!t->err && !t->expected_err)
 356         return 1;
 357     if (t->err && !t->expected_err) {
 358         fprintf(stderr, "Test line %d: unexpected error %s\n",
 359                 t->start_line, t->err);
 360         print_expected(t);
 361         return 0;
 362     }
 363     if (!t->err && t->expected_err) {
 364         fprintf(stderr, "Test line %d: succeeded expecting %s\n",
 365                 t->start_line, t->expected_err);
 366         return 0;
 367     }
 368     if (strcmp(t->err, t->expected_err) == 0)
 369         return 1;
 370
 371     fprintf(stderr, "Test line %d: expecting %s got %s\n",
 372             t->start_line, t->expected_err, t->err);
 373     return 0;
 374 }
 375
 376 /* Setup a new test, run any existing test */
 377
 378 static int setup_test(struct evp_test *t, const struct evp_test_method *tmeth)
 379 {
 380     /* If we already have a test set up run it */
 381     if (t->meth) {
 382         t->ntests++;
 383         if (t->skip) {
 384             t->meth = tmeth;
 385             t->nskip++;
 386             return 1;
 387         }
 388         t->err = NULL;
 389         if (t->meth->run_test(t) != 1) {
 390             fprintf(stderr, "%s test error line %d\n",
 391                     t->meth->name, t->start_line);
 392             return 0;
 393         }
 394         if (!check_test_error(t)) {
 395             if (t->err)
 396                 ERR_print_errors_fp(stderr);
 397             t->errors++;
 398         }
 399         ERR_clear_error();
 400         t->meth->cleanup(t);
 401         OPENSSL_free(t->data);
 402         t->data = NULL;
 403         OPENSSL_free(t->expected_err);
 404         t->expected_err = NULL;
 405         free_expected(t);
 406     }
 407     t->meth = tmeth;
 408     return 1;
 409 }
 410
 411 static int find_key(EVP_PKEY **ppk, const char *name, struct key_list *lst)
 412 {
 413     for (; lst; lst = lst->next) {
 414         if (strcmp(lst->name, name) == 0) {
 415             if (ppk)
 416                 *ppk = lst->key;
 417             return 1;
 418         }
 419     }
 420     return 0;
 421 }
 422
 423 static void free_key_list(struct key_list *lst)
 424 {
 425     while (lst != NULL) {
 426         struct key_list *ltmp;
 427         EVP_PKEY_free(lst->key);
 428         OPENSSL_free(lst->name);
 429         ltmp = lst->next;
 430         OPENSSL_free(lst);
 431         lst = ltmp;
 432     }
 433 }
 434
 435 static int check_unsupported()
 436 {
 437     long err = ERR_peek_error();
 438     if (ERR_GET_LIB(err) == ERR_LIB_EVP
 439         && ERR_GET_REASON(err) == EVP_R_UNSUPPORTED_ALGORITHM) {
 440         ERR_clear_error();
 441         return 1;
 442     }
 443     return 0;
 444 }
 445
 446 static int process_test(struct evp_test *t, char *buf, int verbose)
 447 {
 448     char *keyword = NULL, *value = NULL;
 449     int rv = 0, add_key = 0;
 450     long save_pos = 0;
 451     struct key_list **lst = NULL, *key = NULL;
 452     EVP_PKEY *pk = NULL;
 453     const struct evp_test_method *tmeth = NULL;
 454     if (verbose)
 455         fputs(buf, stdout);
 456     if (!parse_line(&keyword, &value, buf))
 457         return 1;
 458     if (strcmp(keyword, "PrivateKey") == 0) {
 459         save_pos = ftell(t->in);
 460         pk = PEM_read_PrivateKey(t->in, NULL, 0, NULL);
 461         if (pk == NULL && !check_unsupported()) {
 462             fprintf(stderr, "Error reading private key %s\n", value);
 463             ERR_print_errors_fp(stderr);
 464             return 0;
 465         }
 466         lst = &t->private;
 467         add_key = 1;
 468     }
 469     if (strcmp(keyword, "PublicKey") == 0) {
 470         save_pos = ftell(t->in);
 471         pk = PEM_read_PUBKEY(t->in, NULL, 0, NULL);
 472         if (pk == NULL && !check_unsupported()) {
 473             fprintf(stderr, "Error reading public key %s\n", value);
 474             ERR_print_errors_fp(stderr);
 475             return 0;
 476         }
 477         lst = &t->public;
 478         add_key = 1;
 479     }
 480     /* If we have a key add to list */
 481     if (add_key) {
 482         char tmpbuf[80];
 483         if (find_key(NULL, value, *lst)) {
 484             fprintf(stderr, "Duplicate key %s\n", value);
 485             return 0;
 486         }
 487         key = OPENSSL_malloc(sizeof(*key));
 488         if (!key)
 489             return 0;
 490         key->name = BUF_strdup(value);
 491         key->key = pk;
 492         key->next = *lst;
 493         *lst = key;
 494         /* Rewind input, read to end and update line numbers */
 495         fseek(t->in, save_pos, SEEK_SET);
 496         while (fgets(tmpbuf, sizeof(tmpbuf), t->in)) {
 497             t->line++;
 498             if (strncmp(tmpbuf, "-----END", 8) == 0)
 499                 return 1;
 500         }
 501         fprintf(stderr, "Can't find key end\n");
 502         return 0;
 503     }
 504
 505     /* See if keyword corresponds to a test start */
 506     tmeth = evp_find_test(keyword);
 507     if (tmeth) {
 508         if (!setup_test(t, tmeth))
 509             return 0;
 510         t->start_line = t->line;
 511         t->skip = 0;
 512         if (!tmeth->init(t, value)) {
 513             fprintf(stderr, "Unknown %s: %s\n", keyword, value);
 514             return 0;
 515         }
 516         return 1;
 517     } else if (t->skip) {
 518         return 1;
 519     } else if (strcmp(keyword, "Result") == 0) {
 520         if (t->expected_err) {
 521             fprintf(stderr, "Line %d: multiple result lines\n", t->line);
 522             return 0;
 523         }
 524         t->expected_err = BUF_strdup(value);
 525         if (!t->expected_err)
 526             return 0;
 527     } else {
 528         /* Must be test specific line: try to parse it */
 529         if (t->meth)
 530             rv = t->meth->parse(t, keyword, value);
 531
 532         if (rv == 0)
 533             fprintf(stderr, "line %d: unexpected keyword %s\n",
 534                     t->line, keyword);
 535
 536         if (rv < 0)
 537             fprintf(stderr, "line %d: error processing keyword %s\n",
 538                     t->line, keyword);
 539         if (rv <= 0)
 540             return 0;
 541     }
 542     return 1;
 543 }
 544
 545 static int check_var_length_output(struct evp_test *t,
 546                                    const unsigned char *expected,
 547                                    size_t expected_len,
 548                                    const unsigned char *received,
 549                                    size_t received_len)
 550 {
 551     if (expected_len == received_len &&
 552         memcmp(expected, received, expected_len) == 0) {
 553         return 0;
 554     }
 555
 556     /* The result printing code expects a non-NULL buffer. */
 557     t->out_expected = BUF_memdup(expected, expected_len ? expected_len : 1);
 558     t->out_expected_len = expected_len;
 559     t->out_received = BUF_memdup(received, received_len ? received_len : 1);
 560     t->out_received_len = received_len;
 561     if (t->out_expected == NULL || t->out_received == NULL) {
 562         fprintf(stderr, "Memory allocation error!\n");
 563         exit(1);
 564     }
 565     return 1;
 566 }
 567
 568 static int check_output(struct evp_test *t,
 569                         const unsigned char *expected,
 570                         const unsigned char *received,
 571                         size_t len)
 572 {
 573     return check_var_length_output(t, expected, len, received, len);
 574 }
 575
 576 int main(int argc, char **argv)
 577 {
 578     FILE *in = NULL;
 579     char buf[10240];
 580     struct evp_test t;
 581
 582     if (argc != 2) {
 583         fprintf(stderr, "usage: evp_test testfile.txt\n");
 584         return 1;
 585     }
 586
 587     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 588
 589     ERR_load_crypto_strings();
 590     OpenSSL_add_all_algorithms();
 591
 592     memset(&t, 0, sizeof(t));
 593     t.start_line = -1;
 594     in = fopen(argv[1], "r");
 595     t.in = in;
 596     while (fgets(buf, sizeof(buf), in)) {
 597         t.line++;
 598         if (!process_test(&t, buf, 0))
 599             exit(1);
 600     }
 601     /* Run any final test we have */
 602     if (!setup_test(&t, NULL))
 603         exit(1);
 604     fprintf(stderr, "%d tests completed with %d errors, %d skipped\n",
 605             t.ntests, t.errors, t.nskip);
 606     free_key_list(t.public);
 607     free_key_list(t.private);
 608     fclose(in);
 609     EVP_cleanup();
 610     CRYPTO_cleanup_all_ex_data();
 611     ERR_remove_thread_state(NULL);
 612     ERR_free_strings();
 613     CRYPTO_mem_leaks_fp(stderr);
 614     if (t.errors)
 615         return 1;
 616     return 0;
 617 }
 618
 619 static void test_free(void *d)
 620 {
 621     OPENSSL_free(d);
 622 }
 623
 624 /* Message digest tests */
 625
 626 struct digest_data {
 627     /* Digest this test is for */
 628     const EVP_MD *digest;
 629     /* Input to digest */
 630     unsigned char *input;
 631     size_t input_len;
 632     /* Repeat count for input */
 633     size_t nrpt;
 634     /* Expected output */
 635     unsigned char *output;
 636     size_t output_len;
 637 };
 638
 639 static int digest_test_init(struct evp_test *t, const char *alg)
 640 {
 641     const EVP_MD *digest;
 642     struct digest_data *mdat;
 643     digest = EVP_get_digestbyname(alg);
 644     if (!digest) {
 645         /* If alg has an OID assume disabled algorithm */
 646         if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
 647             t->skip = 1;
 648             return 1;
 649         }
 650         return 0;
 651     }
 652     mdat = OPENSSL_malloc(sizeof(*mdat));
 653     mdat->digest = digest;
 654     mdat->input = NULL;
 655     mdat->output = NULL;
 656     mdat->nrpt = 1;
 657     t->data = mdat;
 658     return 1;
 659 }
 660
 661 static void digest_test_cleanup(struct evp_test *t)
 662 {
 663     struct digest_data *mdat = t->data;
 664     test_free(mdat->input);
 665     test_free(mdat->output);
 666 }
 667
 668 static int digest_test_parse(struct evp_test *t,
 669                              const char *keyword, const char *value)
 670 {
 671     struct digest_data *mdata = t->data;
 672     if (strcmp(keyword, "Input") == 0)
 673         return test_bin(value, &mdata->input, &mdata->input_len);
 674     if (strcmp(keyword, "Output") == 0)
 675         return test_bin(value, &mdata->output, &mdata->output_len);
 676     if (strcmp(keyword, "Count") == 0) {
 677         long nrpt = atoi(value);
 678         if (nrpt <= 0)
 679             return 0;
 680         mdata->nrpt = (size_t)nrpt;
 681         return 1;
 682     }
 683     return 0;
 684 }
 685
 686 static int digest_test_run(struct evp_test *t)
 687 {
 688     struct digest_data *mdata = t->data;
 689     size_t i;
 690     const char *err = "INTERNAL_ERROR";
 691     EVP_MD_CTX *mctx;
 692     unsigned char md[EVP_MAX_MD_SIZE];
 693     unsigned int md_len;
 694     mctx = EVP_MD_CTX_create();
 695     if (!mctx)
 696         goto err;
 697     err = "DIGESTINIT_ERROR";
 698     if (!EVP_DigestInit_ex(mctx, mdata->digest, NULL))
 699         goto err;
 700     err = "DIGESTUPDATE_ERROR";
 701     for (i = 0; i < mdata->nrpt; i++) {
 702         if (!EVP_DigestUpdate(mctx, mdata->input, mdata->input_len))
 703             goto err;
 704     }
 705     err = "DIGESTFINAL_ERROR";
 706     if (!EVP_DigestFinal(mctx, md, &md_len))
 707         goto err;
 708     err = "DIGEST_LENGTH_MISMATCH";
 709     if (md_len != mdata->output_len)
 710         goto err;
 711     err = "DIGEST_MISMATCH";
 712     if (check_output(t, mdata->output, md, md_len))
 713         goto err;
 714     err = NULL;
 715  err:
 716     EVP_MD_CTX_destroy(mctx);
 717     t->err = err;
 718     return 1;
 719 }
 720
 721 static const struct evp_test_method digest_test_method = {
 722     "Digest",
 723     digest_test_init,
 724     digest_test_cleanup,
 725     digest_test_parse,
 726     digest_test_run
 727 };
 728
 729 /* Cipher tests */
 730 struct cipher_data {
 731     const EVP_CIPHER *cipher;
 732     int enc;
 733     /* EVP_CIPH_GCM_MODE, EVP_CIPH_CCM_MODE or EVP_CIPH_OCB_MODE if AEAD */
 734     int aead;
 735     unsigned char *key;
 736     size_t key_len;
 737     unsigned char *iv;
 738     size_t iv_len;
 739     unsigned char *plaintext;
 740     size_t plaintext_len;
 741     unsigned char *ciphertext;
 742     size_t ciphertext_len;
 743     /* GCM, CCM only */
 744     unsigned char *aad;
 745     size_t aad_len;
 746     unsigned char *tag;
 747     size_t tag_len;
 748 };
 749
 750 static int cipher_test_init(struct evp_test *t, const char *alg)
 751 {
 752     const EVP_CIPHER *cipher;
 753     struct cipher_data *cdat = t->data;
 754     cipher = EVP_get_cipherbyname(alg);
 755     if (!cipher) {
 756         /* If alg has an OID assume disabled algorithm */
 757         if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
 758             t->skip = 1;
 759             return 1;
 760         }
 761         return 0;
 762     }
 763     cdat = OPENSSL_malloc(sizeof(*cdat));
 764     cdat->cipher = cipher;
 765     cdat->enc = -1;
 766     cdat->key = NULL;
 767     cdat->iv = NULL;
 768     cdat->ciphertext = NULL;
 769     cdat->plaintext = NULL;
 770     cdat->aad = NULL;
 771     cdat->tag = NULL;
 772     t->data = cdat;
 773     if (EVP_CIPHER_mode(cipher) == EVP_CIPH_GCM_MODE
 774         || EVP_CIPHER_mode(cipher) == EVP_CIPH_OCB_MODE
 775         || EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE)
 776         cdat->aead = EVP_CIPHER_mode(cipher);
 777     else
 778         cdat->aead = 0;
 779
 780     return 1;
 781 }
 782
 783 static void cipher_test_cleanup(struct evp_test *t)
 784 {
 785     struct cipher_data *cdat = t->data;
 786     test_free(cdat->key);
 787     test_free(cdat->iv);
 788     test_free(cdat->ciphertext);
 789     test_free(cdat->plaintext);
 790     test_free(cdat->aad);
 791     test_free(cdat->tag);
 792 }
 793
 794 static int cipher_test_parse(struct evp_test *t, const char *keyword,
 795                              const char *value)
 796 {
 797     struct cipher_data *cdat = t->data;
 798     if (strcmp(keyword, "Key") == 0)
 799         return test_bin(value, &cdat->key, &cdat->key_len);
 800     if (strcmp(keyword, "IV") == 0)
 801         return test_bin(value, &cdat->iv, &cdat->iv_len);
 802     if (strcmp(keyword, "Plaintext") == 0)
 803         return test_bin(value, &cdat->plaintext, &cdat->plaintext_len);
 804     if (strcmp(keyword, "Ciphertext") == 0)
 805         return test_bin(value, &cdat->ciphertext, &cdat->ciphertext_len);
 806     if (cdat->aead) {
 807         if (strcmp(keyword, "AAD") == 0)
 808             return test_bin(value, &cdat->aad, &cdat->aad_len);
 809         if (strcmp(keyword, "Tag") == 0)
 810             return test_bin(value, &cdat->tag, &cdat->tag_len);
 811     }
 812
 813     if (strcmp(keyword, "Operation") == 0) {
 814         if (strcmp(value, "ENCRYPT") == 0)
 815             cdat->enc = 1;
 816         else if (strcmp(value, "DECRYPT") == 0)
 817             cdat->enc = 0;
 818         else
 819             return 0;
 820         return 1;
 821     }
 822     return 0;
 823 }
 824
 825 static int cipher_test_enc(struct evp_test *t, int enc)
 826 {
 827     struct cipher_data *cdat = t->data;
 828     unsigned char *in, *out, *tmp = NULL;
 829     size_t in_len, out_len;
 830     int tmplen, tmpflen;
 831     EVP_CIPHER_CTX *ctx = NULL;
 832     const char *err;
 833     err = "INTERNAL_ERROR";
 834     ctx = EVP_CIPHER_CTX_new();
 835     if (!ctx)
 836         goto err;
 837     EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
 838     if (enc) {
 839         in = cdat->plaintext;
 840         in_len = cdat->plaintext_len;
 841         out = cdat->ciphertext;
 842         out_len = cdat->ciphertext_len;
 843     } else {
 844         in = cdat->ciphertext;
 845         in_len = cdat->ciphertext_len;
 846         out = cdat->plaintext;
 847         out_len = cdat->plaintext_len;
 848     }
 849     tmp = OPENSSL_malloc(in_len + 2 * EVP_MAX_BLOCK_LENGTH);
 850     if (!tmp)
 851         goto err;
 852     err = "CIPHERINIT_ERROR";
 853     if (!EVP_CipherInit_ex(ctx, cdat->cipher, NULL, NULL, NULL, enc))
 854         goto err;
 855     err = "INVALID_IV_LENGTH";
 856     if (cdat->iv) {
 857         if (cdat->aead) {
 858             if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN,
 859                                      cdat->iv_len, 0))
 860                 goto err;
 861         } else if (cdat->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx))
 862             goto err;
 863     }
 864     if (cdat->aead) {
 865         unsigned char *tag;
 866         /*
 867          * If encrypting or OCB just set tag length initially, otherwise
 868          * set tag length and value.
 869          */
 870         if (enc || cdat->aead == EVP_CIPH_OCB_MODE) {
 871             err = "TAG_LENGTH_SET_ERROR";
 872             tag = NULL;
 873         } else {
 874             err = "TAG_SET_ERROR";
 875             tag = cdat->tag;
 876         }
 877         if (tag || cdat->aead != EVP_CIPH_GCM_MODE) {
 878             if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
 879                                      cdat->tag_len, tag))
 880                 goto err;
 881         }
 882     }
 883
 884     err = "INVALID_KEY_LENGTH";
 885     if (!EVP_CIPHER_CTX_set_key_length(ctx, cdat->key_len))
 886         goto err;
 887     err = "KEY_SET_ERROR";
 888     if (!EVP_CipherInit_ex(ctx, NULL, NULL, cdat->key, cdat->iv, -1))
 889         goto err;
 890
 891     if (!enc && cdat->aead == EVP_CIPH_OCB_MODE) {
 892         if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
 893                                  cdat->tag_len, cdat->tag)) {
 894             err = "TAG_SET_ERROR";
 895             goto err;
 896         }
 897     }
 898
 899     if (cdat->aead == EVP_CIPH_CCM_MODE) {
 900         if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {
 901             err = "CCM_PLAINTEXT_LENGTH_SET_ERROR";
 902             goto err;
 903         }
 904     }
 905     if (cdat->aad) {
 906         if (!EVP_CipherUpdate(ctx, NULL, &tmplen, cdat->aad, cdat->aad_len)) {
 907             err = "AAD_SET_ERROR";
 908             goto err;
 909         }
 910     }
 911     EVP_CIPHER_CTX_set_padding(ctx, 0);
 912     err = "CIPHERUPDATE_ERROR";
 913     if (!EVP_CipherUpdate(ctx, tmp, &tmplen, in, in_len))
 914         goto err;
 915     if (cdat->aead == EVP_CIPH_CCM_MODE)
 916         tmpflen = 0;
 917     else {
 918         err = "CIPHERFINAL_ERROR";
 919         if (!EVP_CipherFinal_ex(ctx, tmp + tmplen, &tmpflen))
 920             goto err;
 921     }
 922     err = "LENGTH_MISMATCH";
 923     if (out_len != (size_t)(tmplen + tmpflen))
 924         goto err;
 925     err = "VALUE_MISMATCH";
 926     if (check_output(t, out, tmp, out_len))
 927         goto err;
 928     if (enc && cdat->aead) {
 929         unsigned char rtag[16];
 930         if (cdat->tag_len > sizeof(rtag)) {
 931             err = "TAG_LENGTH_INTERNAL_ERROR";
 932             goto err;
 933         }
 934         if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
 935                                  cdat->tag_len, rtag)) {
 936             err = "TAG_RETRIEVE_ERROR";
 937             goto err;
 938         }
 939         if (check_output(t, cdat->tag, rtag, cdat->tag_len)) {
 940             err = "TAG_VALUE_MISMATCH";
 941             goto err;
 942         }
 943     }
 944     err = NULL;
 945  err:
 946     OPENSSL_free(tmp);
 947     EVP_CIPHER_CTX_free(ctx);
 948     t->err = err;
 949     return err ? 0 : 1;
 950 }
 951
 952 static int cipher_test_run(struct evp_test *t)
 953 {
 954     struct cipher_data *cdat = t->data;
 955     int rv;
 956     if (!cdat->key) {
 957         t->err = "NO_KEY";
 958         return 0;
 959     }
 960     if (!cdat->iv && EVP_CIPHER_iv_length(cdat->cipher)) {
 961         /* IV is optional and usually omitted in wrap mode */
 962         if (EVP_CIPHER_mode(cdat->cipher) != EVP_CIPH_WRAP_MODE) {
 963             t->err = "NO_IV";
 964             return 0;
 965         }
 966     }
 967     if (cdat->aead && !cdat->tag) {
 968         t->err = "NO_TAG";
 969         return 0;
 970     }
 971     if (cdat->enc) {
 972         rv = cipher_test_enc(t, 1);
 973         /* Not fatal errors: return */
 974         if (rv != 1) {
 975             if (rv < 0)
 976                 return 0;
 977             return 1;
 978         }
 979     }
 980     if (cdat->enc != 1) {
 981         rv = cipher_test_enc(t, 0);
 982         /* Not fatal errors: return */
 983         if (rv != 1) {
 984             if (rv < 0)
 985                 return 0;
 986             return 1;
 987         }
 988     }
 989     return 1;
 990 }
 991
 992 static const struct evp_test_method cipher_test_method = {
 993     "Cipher",
 994     cipher_test_init,
 995     cipher_test_cleanup,
 996     cipher_test_parse,
 997     cipher_test_run
 998 };
 999
1000 struct mac_data {
1001     /* MAC type */
1002     int type;
1003     /* Algorithm string for this MAC */
1004     char *alg;
1005     /* MAC key */
1006     unsigned char *key;
1007     size_t key_len;
1008     /* Input to MAC */
1009     unsigned char *input;
1010     size_t input_len;
1011     /* Expected output */
1012     unsigned char *output;
1013     size_t output_len;
1014 };
1015
1016 static int mac_test_init(struct evp_test *t, const char *alg)
1017 {
1018     int type;
1019     struct mac_data *mdat;
1020     if (strcmp(alg, "HMAC") == 0)
1021         type = EVP_PKEY_HMAC;
1022     else if (strcmp(alg, "CMAC") == 0)
1023         type = EVP_PKEY_CMAC;
1024     else
1025         return 0;
1026
1027     mdat = OPENSSL_malloc(sizeof(*mdat));
1028     mdat->type = type;
1029     mdat->alg = NULL;
1030     mdat->key = NULL;
1031     mdat->input = NULL;
1032     mdat->output = NULL;
1033     t->data = mdat;
1034     return 1;
1035 }
1036
1037 static void mac_test_cleanup(struct evp_test *t)
1038 {
1039     struct mac_data *mdat = t->data;
1040     test_free(mdat->alg);
1041     test_free(mdat->key);
1042     test_free(mdat->input);
1043     test_free(mdat->output);
1044 }
1045
1046 static int mac_test_parse(struct evp_test *t,
1047                           const char *keyword, const char *value)
1048 {
1049     struct mac_data *mdata = t->data;
1050     if (strcmp(keyword, "Key") == 0)
1051         return test_bin(value, &mdata->key, &mdata->key_len);
1052     if (strcmp(keyword, "Algorithm") == 0) {
1053         mdata->alg = BUF_strdup(value);
1054         if (!mdata->alg)
1055             return 0;
1056         return 1;
1057     }
1058     if (strcmp(keyword, "Input") == 0)
1059         return test_bin(value, &mdata->input, &mdata->input_len);
1060     if (strcmp(keyword, "Output") == 0)
1061         return test_bin(value, &mdata->output, &mdata->output_len);
1062     return 0;
1063 }
1064
1065 static int mac_test_run(struct evp_test *t)
1066 {
1067     struct mac_data *mdata = t->data;
1068     const char *err = "INTERNAL_ERROR";
1069     EVP_MD_CTX *mctx = NULL;
1070     EVP_PKEY_CTX *pctx = NULL, *genctx = NULL;
1071     EVP_PKEY *key = NULL;
1072     const EVP_MD *md = NULL;
1073     unsigned char *mac = NULL;
1074     size_t mac_len;
1075
1076     err = "MAC_PKEY_CTX_ERROR";
1077     genctx = EVP_PKEY_CTX_new_id(mdata->type, NULL);
1078     if (!genctx)
1079         goto err;
1080
1081     err = "MAC_KEYGEN_INIT_ERROR";
1082     if (EVP_PKEY_keygen_init(genctx) <= 0)
1083         goto err;
1084     if (mdata->type == EVP_PKEY_CMAC) {
1085         err = "MAC_ALGORITHM_SET_ERROR";
1086         if (EVP_PKEY_CTX_ctrl_str(genctx, "cipher", mdata->alg) <= 0)
1087             goto err;
1088     }
1089
1090     err = "MAC_KEY_SET_ERROR";
1091     if (EVP_PKEY_CTX_set_mac_key(genctx, mdata->key, mdata->key_len) <= 0)
1092         goto err;
1093
1094     err = "MAC_KEY_GENERATE_ERROR";
1095     if (EVP_PKEY_keygen(genctx, &key) <= 0)
1096         goto err;
1097     if (mdata->type == EVP_PKEY_HMAC) {
1098         err = "MAC_ALGORITHM_SET_ERROR";
1099         md = EVP_get_digestbyname(mdata->alg);
1100         if (!md)
1101             goto err;
1102     }
1103     mctx = EVP_MD_CTX_create();
1104     if (!mctx)
1105         goto err;
1106     err = "DIGESTSIGNINIT_ERROR";
1107     if (!EVP_DigestSignInit(mctx, &pctx, md, NULL, key))
1108         goto err;
1109
1110     err = "DIGESTSIGNUPDATE_ERROR";
1111     if (!EVP_DigestSignUpdate(mctx, mdata->input, mdata->input_len))
1112         goto err;
1113     err = "DIGESTSIGNFINAL_LENGTH_ERROR";
1114     if (!EVP_DigestSignFinal(mctx, NULL, &mac_len))
1115         goto err;
1116     mac = OPENSSL_malloc(mac_len);
1117     if (!mac) {
1118         fprintf(stderr, "Error allocating mac buffer!\n");
1119         exit(1);
1120     }
1121     if (!EVP_DigestSignFinal(mctx, mac, &mac_len))
1122         goto err;
1123     err = "MAC_LENGTH_MISMATCH";
1124     if (mac_len != mdata->output_len)
1125         goto err;
1126     err = "MAC_MISMATCH";
1127     if (check_output(t, mdata->output, mac, mac_len))
1128         goto err;
1129     err = NULL;
1130  err:
1131     EVP_MD_CTX_destroy(mctx);
1132     OPENSSL_free(mac);
1133     EVP_PKEY_CTX_free(genctx);
1134     EVP_PKEY_free(key);
1135     t->err = err;
1136     return 1;
1137 }
1138
1139 static const struct evp_test_method mac_test_method = {
1140     "MAC",
1141     mac_test_init,
1142     mac_test_cleanup,
1143     mac_test_parse,
1144     mac_test_run
1145 };
1146
1147 /*
1148  * Public key operations. These are all very similar and can share
1149  * a lot of common code.
1150  */
1151
1152 struct pkey_data {
1153     /* Context for this operation */
1154     EVP_PKEY_CTX *ctx;
1155     /* Key operation to perform */
1156     int (*keyop) (EVP_PKEY_CTX *ctx,
1157                   unsigned char *sig, size_t *siglen,
1158                   const unsigned char *tbs, size_t tbslen);
1159     /* Input to MAC */
1160     unsigned char *input;
1161     size_t input_len;
1162     /* Expected output */
1163     unsigned char *output;
1164     size_t output_len;
1165 };
1166
1167 /*
1168  * Perform public key operation setup: lookup key, allocated ctx and call
1169  * the appropriate initialisation function
1170  */
1171 static int pkey_test_init(struct evp_test *t, const char *name,
1172                           int use_public,
1173                           int (*keyopinit) (EVP_PKEY_CTX *ctx),
1174                           int (*keyop) (EVP_PKEY_CTX *ctx,
1175                                         unsigned char *sig, size_t *siglen,
1176                                         const unsigned char *tbs,
1177                                         size_t tbslen)
1178     )
1179 {
1180     struct pkey_data *kdata;
1181     EVP_PKEY *pkey = NULL;
1182     int rv = 0;
1183     if (use_public)
1184         rv = find_key(&pkey, name, t->public);
1185     if (!rv)
1186         rv = find_key(&pkey, name, t->private);
1187     if (!rv)
1188         return 0;
1189     if (!pkey) {
1190         t->skip = 1;
1191         return 1;
1192     }
1193
1194     kdata = OPENSSL_malloc(sizeof(*kdata));
1195     if (!kdata) {
1196         EVP_PKEY_free(pkey);
1197         return 0;
1198     }
1199     kdata->ctx = NULL;
1200     kdata->input = NULL;
1201     kdata->output = NULL;
1202     kdata->keyop = keyop;
1203     t->data = kdata;
1204     kdata->ctx = EVP_PKEY_CTX_new(pkey, NULL);
1205     if (!kdata->ctx)
1206         return 0;
1207     if (keyopinit(kdata->ctx) <= 0)
1208         return 0;
1209     return 1;
1210 }
1211
1212 static void pkey_test_cleanup(struct evp_test *t)
1213 {
1214     struct pkey_data *kdata = t->data;
1215
1216     OPENSSL_free(kdata->input);
1217     OPENSSL_free(kdata->output);
1218     EVP_PKEY_CTX_free(kdata->ctx);
1219 }
1220
1221 static int pkey_test_parse(struct evp_test *t,
1222                            const char *keyword, const char *value)
1223 {
1224     struct pkey_data *kdata = t->data;
1225     if (strcmp(keyword, "Input") == 0)
1226         return test_bin(value, &kdata->input, &kdata->input_len);
1227     if (strcmp(keyword, "Output") == 0)
1228         return test_bin(value, &kdata->output, &kdata->output_len);
1229     if (strcmp(keyword, "Ctrl") == 0) {
1230         char *p = strchr(value, ':');
1231         if (p)
1232             *p++ = 0;
1233         if (EVP_PKEY_CTX_ctrl_str(kdata->ctx, value, p) <= 0)
1234             return 0;
1235         return 1;
1236     }
1237     return 0;
1238 }
1239
1240 static int pkey_test_run(struct evp_test *t)
1241 {
1242     struct pkey_data *kdata = t->data;
1243     unsigned char *out = NULL;
1244     size_t out_len;
1245     const char *err = "KEYOP_LENGTH_ERROR";
1246     if (kdata->keyop(kdata->ctx, NULL, &out_len, kdata->input,
1247                      kdata->input_len) <= 0)
1248         goto err;
1249     out = OPENSSL_malloc(out_len);
1250     if (!out) {
1251         fprintf(stderr, "Error allocating output buffer!\n");
1252         exit(1);
1253     }
1254     err = "KEYOP_ERROR";
1255     if (kdata->keyop
1256         (kdata->ctx, out, &out_len, kdata->input, kdata->input_len) <= 0)
1257         goto err;
1258     err = "KEYOP_LENGTH_MISMATCH";
1259     if (out_len != kdata->output_len)
1260         goto err;
1261     err = "KEYOP_MISMATCH";
1262     if (check_output(t, kdata->output, out, out_len))
1263         goto err;
1264     err = NULL;
1265  err:
1266     OPENSSL_free(out);
1267     t->err = err;
1268     return 1;
1269 }
1270
1271 static int sign_test_init(struct evp_test *t, const char *name)
1272 {
1273     return pkey_test_init(t, name, 0, EVP_PKEY_sign_init, EVP_PKEY_sign);
1274 }
1275
1276 static const struct evp_test_method psign_test_method = {
1277     "Sign",
1278     sign_test_init,
1279     pkey_test_cleanup,
1280     pkey_test_parse,
1281     pkey_test_run
1282 };
1283
1284 static int verify_recover_test_init(struct evp_test *t, const char *name)
1285 {
1286     return pkey_test_init(t, name, 1, EVP_PKEY_verify_recover_init,
1287                           EVP_PKEY_verify_recover);
1288 }
1289
1290 static const struct evp_test_method pverify_recover_test_method = {
1291     "VerifyRecover",
1292     verify_recover_test_init,
1293     pkey_test_cleanup,
1294     pkey_test_parse,
1295     pkey_test_run
1296 };
1297
1298 static int decrypt_test_init(struct evp_test *t, const char *name)
1299 {
1300     return pkey_test_init(t, name, 0, EVP_PKEY_decrypt_init,
1301                           EVP_PKEY_decrypt);
1302 }
1303
1304 static const struct evp_test_method pdecrypt_test_method = {
1305     "Decrypt",
1306     decrypt_test_init,
1307     pkey_test_cleanup,
1308     pkey_test_parse,
1309     pkey_test_run
1310 };
1311
1312 static int verify_test_init(struct evp_test *t, const char *name)
1313 {
1314     return pkey_test_init(t, name, 1, EVP_PKEY_verify_init, 0);
1315 }
1316
1317 static int verify_test_run(struct evp_test *t)
1318 {
1319     struct pkey_data *kdata = t->data;
1320     if (EVP_PKEY_verify(kdata->ctx, kdata->output, kdata->output_len,
1321                         kdata->input, kdata->input_len) <= 0)
1322         t->err = "VERIFY_ERROR";
1323     return 1;
1324 }
1325
1326 static const struct evp_test_method pverify_test_method = {
1327     "Verify",
1328     verify_test_init,
1329     pkey_test_cleanup,
1330     pkey_test_parse,
1331     verify_test_run
1332 };
1333
1334 /* PBE tests */
1335
1336 #define PBE_TYPE_SCRYPT 1
1337 #define PBE_TYPE_PBKDF2 2
1338 #define PBE_TYPE_PKCS12 3
1339
1340 struct pbe_data {
1341
1342     int pbe_type;
1343
1344     /* scrypt parameters */
1345     uint64_t N, r, p, maxmem;
1346
1347     /* PKCS#12 parameters */
1348     int id, iter;
1349     const EVP_MD *md;
1350
1351     /* password */
1352     unsigned char *pass;
1353     size_t pass_len;
1354
1355     /* salt */
1356     unsigned char *salt;
1357     size_t salt_len;
1358
1359     /* Expected output */
1360     unsigned char *key;
1361     size_t key_len;
1362 };
1363
1364 #ifndef OPENSSL_NO_SCRYPT
1365 static int scrypt_test_parse(struct evp_test *t,
1366                              const char *keyword, const char *value)
1367 {
1368     struct pbe_data *pdata = t->data;
1369
1370     if (strcmp(keyword, "N") == 0)
1371         return test_uint64(value, &pdata->N);
1372     if (strcmp(keyword, "p") == 0)
1373         return test_uint64(value, &pdata->p);
1374     if (strcmp(keyword, "r") == 0)
1375         return test_uint64(value, &pdata->r);
1376     if (strcmp(keyword, "maxmem") == 0)
1377         return test_uint64(value, &pdata->maxmem);
1378     return 0;
1379 }
1380 #endif
1381
1382 static int pbkdf2_test_parse(struct evp_test *t,
1383                              const char *keyword, const char *value)
1384 {
1385     struct pbe_data *pdata = t->data;
1386
1387     if (strcmp(keyword, "iter") == 0) {
1388         pdata->iter = atoi(value);
1389         if (pdata->iter <= 0)
1390             return 0;
1391         return 1;
1392     }
1393     if (strcmp(keyword, "MD") == 0) {
1394         pdata->md = EVP_get_digestbyname(value);
1395         if (pdata->md == NULL)
1396             return 0;
1397         return 1;
1398     }
1399     return 0;
1400 }
1401
1402 static int pkcs12_test_parse(struct evp_test *t,
1403                              const char *keyword, const char *value)
1404 {
1405     struct pbe_data *pdata = t->data;
1406
1407     if (strcmp(keyword, "id") == 0) {
1408         pdata->id = atoi(value);
1409         if (pdata->id <= 0)
1410             return 0;
1411         return 1;
1412     }
1413     return pbkdf2_test_parse(t, keyword, value);
1414 }
1415
1416 static int pbe_test_init(struct evp_test *t, const char *alg)
1417 {
1418     struct pbe_data *pdat;
1419     int pbe_type = 0;
1420
1421 #ifndef OPENSSL_NO_SCRYPT
1422     if (strcmp(alg, "scrypt") == 0)
1423         pbe_type = PBE_TYPE_SCRYPT;
1424 #endif
1425     else if (strcmp(alg, "pbkdf2") == 0)
1426         pbe_type = PBE_TYPE_PBKDF2;
1427     else if (strcmp(alg, "pkcs12") == 0)
1428         pbe_type = PBE_TYPE_PKCS12;
1429     else
1430         fprintf(stderr, "Unknown pbe algorithm %s\n", alg);
1431     pdat = OPENSSL_malloc(sizeof(*pdat));
1432     pdat->pbe_type = pbe_type;
1433     pdat->pass = NULL;
1434     pdat->salt = NULL;
1435     pdat->N = 0;
1436     pdat->r = 0;
1437     pdat->p = 0;
1438     pdat->maxmem = 0;
1439     pdat->id = 0;
1440     pdat->iter = 0;
1441     pdat->md = NULL;
1442     t->data = pdat;
1443     return 1;
1444 }
1445
1446 static void pbe_test_cleanup(struct evp_test *t)
1447 {
1448     struct pbe_data *pdat = t->data;
1449     test_free(pdat->pass);
1450     test_free(pdat->salt);
1451     test_free(pdat->key);
1452 }
1453
1454 static int pbe_test_parse(struct evp_test *t,
1455                              const char *keyword, const char *value)
1456 {
1457     struct pbe_data *pdata = t->data;
1458
1459     if (strcmp(keyword, "Password") == 0)
1460         return test_bin(value, &pdata->pass, &pdata->pass_len);
1461     if (strcmp(keyword, "Salt") == 0)
1462         return test_bin(value, &pdata->salt, &pdata->salt_len);
1463     if (strcmp(keyword, "Key") == 0)
1464         return test_bin(value, &pdata->key, &pdata->key_len);
1465     if (pdata->pbe_type == PBE_TYPE_PBKDF2)
1466         return pbkdf2_test_parse(t, keyword, value);
1467     else if (pdata->pbe_type == PBE_TYPE_PKCS12)
1468         return pkcs12_test_parse(t, keyword, value);
1469 #ifndef OPENSSL_NO_SCRYPT
1470     else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
1471         return scrypt_test_parse(t, keyword, value);
1472 #endif
1473     return 0;
1474 }
1475
1476 static int pbe_test_run(struct evp_test *t)
1477 {
1478     struct pbe_data *pdata = t->data;
1479     const char *err = "INTERNAL_ERROR";
1480     unsigned char *key;
1481
1482     key = OPENSSL_malloc(pdata->key_len);
1483     if (!key)
1484         goto err;
1485     if (pdata->pbe_type == PBE_TYPE_PBKDF2) {
1486         err = "PBKDF2_ERROR";
1487         if (PKCS5_PBKDF2_HMAC((char *)pdata->pass, pdata->pass_len,
1488                               pdata->salt, pdata->salt_len,
1489                               pdata->iter, pdata->md,
1490                               pdata->key_len, key) == 0)
1491             goto err;
1492 #ifndef OPENSSL_NO_SCRYPT
1493     } else if (pdata->pbe_type == PBE_TYPE_SCRYPT) {
1494         err = "SCRYPT_ERROR";
1495         if (EVP_PBE_scrypt((const char *)pdata->pass, pdata->pass_len,
1496                            pdata->salt, pdata->salt_len,
1497                            pdata->N, pdata->r, pdata->p, pdata->maxmem,
1498                            key, pdata->key_len) == 0)
1499             goto err;
1500 #endif
1501     } else if (pdata->pbe_type == PBE_TYPE_PKCS12) {
1502         err = "PKCS12_ERROR";
1503         if (PKCS12_key_gen_uni(pdata->pass, pdata->pass_len,
1504                                pdata->salt, pdata->salt_len,
1505                                pdata->id, pdata->iter, pdata->key_len,
1506                                key, pdata->md) == 0)
1507             goto err;
1508     }
1509     err = "KEY_MISMATCH";
1510     if (check_output(t, pdata->key, key, pdata->key_len))
1511         goto err;
1512     err = NULL;
1513     err:
1514     OPENSSL_free(key);
1515     t->err = err;
1516     return 1;
1517 }
1518
1519 static const struct evp_test_method pbe_test_method = {
1520     "PBE",
1521     pbe_test_init,
1522     pbe_test_cleanup,
1523     pbe_test_parse,
1524     pbe_test_run
1525 };
1526
1527 /* Base64 tests */
1528
1529 typedef enum {
1530     BASE64_CANONICAL_ENCODING = 0,
1531     BASE64_VALID_ENCODING = 1,
1532     BASE64_INVALID_ENCODING = 2
1533 } base64_encoding_type;
1534
1535 struct encode_data {
1536     /* Input to encoding */
1537     unsigned char *input;
1538     size_t input_len;
1539     /* Expected output */
1540     unsigned char *output;
1541     size_t output_len;
1542     base64_encoding_type encoding;
1543 };
1544
1545 static int encode_test_init(struct evp_test *t, const char *encoding)
1546 {
1547     struct encode_data *edata = OPENSSL_zalloc(sizeof(*edata));
1548
1549     if (strcmp(encoding, "canonical") == 0) {
1550         edata->encoding = BASE64_CANONICAL_ENCODING;
1551     } else if (strcmp(encoding, "valid") == 0) {
1552         edata->encoding = BASE64_VALID_ENCODING;
1553     } else if (strcmp(encoding, "invalid") == 0) {
1554         edata->encoding = BASE64_INVALID_ENCODING;
1555         t->expected_err = BUF_strdup("DECODE_ERROR");
1556         if (t->expected_err == NULL)
1557             return 0;
1558     } else {
1559         fprintf(stderr, "Bad encoding: %s. Should be one of "
1560                 "{canonical, valid, invalid}\n", encoding);
1561         return 0;
1562     }
1563     t->data = edata;
1564     return 1;
1565 }
1566
1567 static void encode_test_cleanup(struct evp_test *t)
1568 {
1569     struct encode_data *edata = t->data;
1570     test_free(edata->input);
1571     test_free(edata->output);
1572     memset(edata, 0, sizeof(*edata));
1573 }
1574
1575 static int encode_test_parse(struct evp_test *t,
1576                              const char *keyword, const char *value)
1577 {
1578     struct encode_data *edata = t->data;
1579     if (strcmp(keyword, "Input") == 0)
1580         return test_bin(value, &edata->input, &edata->input_len);
1581     if (strcmp(keyword, "Output") == 0)
1582         return test_bin(value, &edata->output, &edata->output_len);
1583     return 0;
1584 }
1585
1586 static int encode_test_run(struct evp_test *t)
1587 {
1588     struct encode_data *edata = t->data;
1589     unsigned char *encode_out = NULL, *decode_out = NULL;
1590     int output_len, chunk_len;
1591     const char *err = "INTERNAL_ERROR";
1592     EVP_ENCODE_CTX decode_ctx;
1593
1594     if (edata->encoding == BASE64_CANONICAL_ENCODING) {
1595         EVP_ENCODE_CTX encode_ctx;
1596         encode_out = OPENSSL_malloc(EVP_ENCODE_LENGTH(edata->input_len));
1597         if (encode_out == NULL)
1598             goto err;
1599
1600         EVP_EncodeInit(&encode_ctx);
1601         EVP_EncodeUpdate(&encode_ctx, encode_out, &chunk_len,
1602                          edata->input, edata->input_len);
1603         output_len = chunk_len;
1604
1605         EVP_EncodeFinal(&encode_ctx, encode_out + chunk_len, &chunk_len);
1606         output_len += chunk_len;
1607
1608         if (check_var_length_output(t, edata->output, edata->output_len,
1609                                     encode_out, output_len)) {
1610             err = "BAD_ENCODING";
1611             goto err;
1612         }
1613     }
1614
1615     decode_out = OPENSSL_malloc(EVP_DECODE_LENGTH(edata->output_len));
1616     if (decode_out == NULL)
1617         goto err;
1618
1619     EVP_DecodeInit(&decode_ctx);
1620     if (EVP_DecodeUpdate(&decode_ctx, decode_out, &chunk_len, edata->output,
1621                          edata->output_len) < 0) {
1622         err = "DECODE_ERROR";
1623         goto err;
1624     }
1625     output_len = chunk_len;
1626
1627     if (EVP_DecodeFinal(&decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
1628         err = "DECODE_ERROR";
1629         goto err;
1630     }
1631     output_len += chunk_len;
1632
1633     if (edata->encoding != BASE64_INVALID_ENCODING &&
1634         check_var_length_output(t, edata->input, edata->input_len,
1635                                 decode_out, output_len)) {
1636         err = "BAD_DECODING";
1637         goto err;
1638     }
1639
1640     err = NULL;
1641  err:
1642     t->err = err;
1643     OPENSSL_free(encode_out);
1644     OPENSSL_free(decode_out);
1645     return 1;
1646 }
1647
1648 static const struct evp_test_method encode_test_method = {
1649     "Encoding",
1650     encode_test_init,
1651     encode_test_cleanup,
1652     encode_test_parse,
1653     encode_test_run,
1654 };