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 = OPENSSL_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 = OPENSSL_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 = OPENSSL_memdup(expected, expected_len ? expected_len : 1);
 558     t->out_expected_len = expected_len;
 559     t->out_received = OPENSSL_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 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
 614     CRYPTO_mem_leaks_fp(stderr);
 615 #endif
 616     if (t.errors)
 617         return 1;
 618     return 0;
 619 }
 620
 621 static void test_free(void *d)
 622 {
 623     OPENSSL_free(d);
 624 }
 625
 626 /* Message digest tests */
 627
 628 struct digest_data {
 629     /* Digest this test is for */
 630     const EVP_MD *digest;
 631     /* Input to digest */
 632     unsigned char *input;
 633     size_t input_len;
 634     /* Repeat count for input */
 635     size_t nrpt;
 636     /* Expected output */
 637     unsigned char *output;
 638     size_t output_len;
 639 };
 640
 641 static int digest_test_init(struct evp_test *t, const char *alg)
 642 {
 643     const EVP_MD *digest;
 644     struct digest_data *mdat;
 645     digest = EVP_get_digestbyname(alg);
 646     if (!digest) {
 647         /* If alg has an OID assume disabled algorithm */
 648         if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
 649             t->skip = 1;
 650             return 1;
 651         }
 652         return 0;
 653     }
 654     mdat = OPENSSL_malloc(sizeof(*mdat));
 655     mdat->digest = digest;
 656     mdat->input = NULL;
 657     mdat->output = NULL;
 658     mdat->nrpt = 1;
 659     t->data = mdat;
 660     return 1;
 661 }
 662
 663 static void digest_test_cleanup(struct evp_test *t)
 664 {
 665     struct digest_data *mdat = t->data;
 666     test_free(mdat->input);
 667     test_free(mdat->output);
 668 }
 669
 670 static int digest_test_parse(struct evp_test *t,
 671                              const char *keyword, const char *value)
 672 {
 673     struct digest_data *mdata = t->data;
 674     if (strcmp(keyword, "Input") == 0)
 675         return test_bin(value, &mdata->input, &mdata->input_len);
 676     if (strcmp(keyword, "Output") == 0)
 677         return test_bin(value, &mdata->output, &mdata->output_len);
 678     if (strcmp(keyword, "Count") == 0) {
 679         long nrpt = atoi(value);
 680         if (nrpt <= 0)
 681             return 0;
 682         mdata->nrpt = (size_t)nrpt;
 683         return 1;
 684     }
 685     return 0;
 686 }
 687
 688 static int digest_test_run(struct evp_test *t)
 689 {
 690     struct digest_data *mdata = t->data;
 691     size_t i;
 692     const char *err = "INTERNAL_ERROR";
 693     EVP_MD_CTX *mctx;
 694     unsigned char md[EVP_MAX_MD_SIZE];
 695     unsigned int md_len;
 696     mctx = EVP_MD_CTX_new();
 697     if (!mctx)
 698         goto err;
 699     err = "DIGESTINIT_ERROR";
 700     if (!EVP_DigestInit_ex(mctx, mdata->digest, NULL))
 701         goto err;
 702     err = "DIGESTUPDATE_ERROR";
 703     for (i = 0; i < mdata->nrpt; i++) {
 704         if (!EVP_DigestUpdate(mctx, mdata->input, mdata->input_len))
 705             goto err;
 706     }
 707     err = "DIGESTFINAL_ERROR";
 708     if (!EVP_DigestFinal(mctx, md, &md_len))
 709         goto err;
 710     err = "DIGEST_LENGTH_MISMATCH";
 711     if (md_len != mdata->output_len)
 712         goto err;
 713     err = "DIGEST_MISMATCH";
 714     if (check_output(t, mdata->output, md, md_len))
 715         goto err;
 716     err = NULL;
 717  err:
 718     EVP_MD_CTX_free(mctx);
 719     t->err = err;
 720     return 1;
 721 }
 722
 723 static const struct evp_test_method digest_test_method = {
 724     "Digest",
 725     digest_test_init,
 726     digest_test_cleanup,
 727     digest_test_parse,
 728     digest_test_run
 729 };
 730
 731 /* Cipher tests */
 732 struct cipher_data {
 733     const EVP_CIPHER *cipher;
 734     int enc;
 735     /* EVP_CIPH_GCM_MODE, EVP_CIPH_CCM_MODE or EVP_CIPH_OCB_MODE if AEAD */
 736     int aead;
 737     unsigned char *key;
 738     size_t key_len;
 739     unsigned char *iv;
 740     size_t iv_len;
 741     unsigned char *plaintext;
 742     size_t plaintext_len;
 743     unsigned char *ciphertext;
 744     size_t ciphertext_len;
 745     /* GCM, CCM only */
 746     unsigned char *aad;
 747     size_t aad_len;
 748     unsigned char *tag;
 749     size_t tag_len;
 750 };
 751
 752 static int cipher_test_init(struct evp_test *t, const char *alg)
 753 {
 754     const EVP_CIPHER *cipher;
 755     struct cipher_data *cdat = t->data;
 756     cipher = EVP_get_cipherbyname(alg);
 757     if (!cipher) {
 758         /* If alg has an OID assume disabled algorithm */
 759         if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
 760             t->skip = 1;
 761             return 1;
 762         }
 763         return 0;
 764     }
 765     cdat = OPENSSL_malloc(sizeof(*cdat));
 766     cdat->cipher = cipher;
 767     cdat->enc = -1;
 768     cdat->key = NULL;
 769     cdat->iv = NULL;
 770     cdat->ciphertext = NULL;
 771     cdat->plaintext = NULL;
 772     cdat->aad = NULL;
 773     cdat->tag = NULL;
 774     t->data = cdat;
 775     if (EVP_CIPHER_mode(cipher) == EVP_CIPH_GCM_MODE
 776         || EVP_CIPHER_mode(cipher) == EVP_CIPH_OCB_MODE
 777         || EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE)
 778         cdat->aead = EVP_CIPHER_mode(cipher);
 779     else if (EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER)
 780         cdat->aead = -1;
 781     else
 782         cdat->aead = 0;
 783
 784     return 1;
 785 }
 786
 787 static void cipher_test_cleanup(struct evp_test *t)
 788 {
 789     struct cipher_data *cdat = t->data;
 790     test_free(cdat->key);
 791     test_free(cdat->iv);
 792     test_free(cdat->ciphertext);
 793     test_free(cdat->plaintext);
 794     test_free(cdat->aad);
 795     test_free(cdat->tag);
 796 }
 797
 798 static int cipher_test_parse(struct evp_test *t, const char *keyword,
 799                              const char *value)
 800 {
 801     struct cipher_data *cdat = t->data;
 802     if (strcmp(keyword, "Key") == 0)
 803         return test_bin(value, &cdat->key, &cdat->key_len);
 804     if (strcmp(keyword, "IV") == 0)
 805         return test_bin(value, &cdat->iv, &cdat->iv_len);
 806     if (strcmp(keyword, "Plaintext") == 0)
 807         return test_bin(value, &cdat->plaintext, &cdat->plaintext_len);
 808     if (strcmp(keyword, "Ciphertext") == 0)
 809         return test_bin(value, &cdat->ciphertext, &cdat->ciphertext_len);
 810     if (cdat->aead) {
 811         if (strcmp(keyword, "AAD") == 0)
 812             return test_bin(value, &cdat->aad, &cdat->aad_len);
 813         if (strcmp(keyword, "Tag") == 0)
 814             return test_bin(value, &cdat->tag, &cdat->tag_len);
 815     }
 816
 817     if (strcmp(keyword, "Operation") == 0) {
 818         if (strcmp(value, "ENCRYPT") == 0)
 819             cdat->enc = 1;
 820         else if (strcmp(value, "DECRYPT") == 0)
 821             cdat->enc = 0;
 822         else
 823             return 0;
 824         return 1;
 825     }
 826     return 0;
 827 }
 828
 829 static int cipher_test_enc(struct evp_test *t, int enc)
 830 {
 831     struct cipher_data *cdat = t->data;
 832     unsigned char *in, *out, *tmp = NULL;
 833     size_t in_len, out_len;
 834     int tmplen, tmpflen;
 835     EVP_CIPHER_CTX *ctx = NULL;
 836     const char *err;
 837     err = "INTERNAL_ERROR";
 838     ctx = EVP_CIPHER_CTX_new();
 839     if (!ctx)
 840         goto err;
 841     EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
 842     if (enc) {
 843         in = cdat->plaintext;
 844         in_len = cdat->plaintext_len;
 845         out = cdat->ciphertext;
 846         out_len = cdat->ciphertext_len;
 847     } else {
 848         in = cdat->ciphertext;
 849         in_len = cdat->ciphertext_len;
 850         out = cdat->plaintext;
 851         out_len = cdat->plaintext_len;
 852     }
 853     tmp = OPENSSL_malloc(in_len + 2 * EVP_MAX_BLOCK_LENGTH);
 854     if (!tmp)
 855         goto err;
 856     err = "CIPHERINIT_ERROR";
 857     if (!EVP_CipherInit_ex(ctx, cdat->cipher, NULL, NULL, NULL, enc))
 858         goto err;
 859     err = "INVALID_IV_LENGTH";
 860     if (cdat->iv) {
 861         if (cdat->aead) {
 862             if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN,
 863                                      cdat->iv_len, 0))
 864                 goto err;
 865         } else if (cdat->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx))
 866             goto err;
 867     }
 868     if (cdat->aead) {
 869         unsigned char *tag;
 870         /*
 871          * If encrypting or OCB just set tag length initially, otherwise
 872          * set tag length and value.
 873          */
 874         if (enc || cdat->aead == EVP_CIPH_OCB_MODE) {
 875             err = "TAG_LENGTH_SET_ERROR";
 876             tag = NULL;
 877         } else {
 878             err = "TAG_SET_ERROR";
 879             tag = cdat->tag;
 880         }
 881         if (tag || cdat->aead != EVP_CIPH_GCM_MODE) {
 882             if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
 883                                      cdat->tag_len, tag))
 884                 goto err;
 885         }
 886     }
 887
 888     err = "INVALID_KEY_LENGTH";
 889     if (!EVP_CIPHER_CTX_set_key_length(ctx, cdat->key_len))
 890         goto err;
 891     err = "KEY_SET_ERROR";
 892     if (!EVP_CipherInit_ex(ctx, NULL, NULL, cdat->key, cdat->iv, -1))
 893         goto err;
 894
 895     if (!enc && cdat->aead == EVP_CIPH_OCB_MODE) {
 896         if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
 897                                  cdat->tag_len, cdat->tag)) {
 898             err = "TAG_SET_ERROR";
 899             goto err;
 900         }
 901     }
 902
 903     if (cdat->aead == EVP_CIPH_CCM_MODE) {
 904         if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {
 905             err = "CCM_PLAINTEXT_LENGTH_SET_ERROR";
 906             goto err;
 907         }
 908     }
 909     if (cdat->aad) {
 910         if (!EVP_CipherUpdate(ctx, NULL, &tmplen, cdat->aad, cdat->aad_len)) {
 911             err = "AAD_SET_ERROR";
 912             goto err;
 913         }
 914     }
 915     EVP_CIPHER_CTX_set_padding(ctx, 0);
 916     err = "CIPHERUPDATE_ERROR";
 917     if (!EVP_CipherUpdate(ctx, tmp, &tmplen, in, in_len))
 918         goto err;
 919     if (cdat->aead == EVP_CIPH_CCM_MODE)
 920         tmpflen = 0;
 921     else {
 922         err = "CIPHERFINAL_ERROR";
 923         if (!EVP_CipherFinal_ex(ctx, tmp + tmplen, &tmpflen))
 924             goto err;
 925     }
 926     err = "LENGTH_MISMATCH";
 927     if (out_len != (size_t)(tmplen + tmpflen))
 928         goto err;
 929     err = "VALUE_MISMATCH";
 930     if (check_output(t, out, tmp, out_len))
 931         goto err;
 932     if (enc && cdat->aead) {
 933         unsigned char rtag[16];
 934         if (cdat->tag_len > sizeof(rtag)) {
 935             err = "TAG_LENGTH_INTERNAL_ERROR";
 936             goto err;
 937         }
 938         if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
 939                                  cdat->tag_len, rtag)) {
 940             err = "TAG_RETRIEVE_ERROR";
 941             goto err;
 942         }
 943         if (check_output(t, cdat->tag, rtag, cdat->tag_len)) {
 944             err = "TAG_VALUE_MISMATCH";
 945             goto err;
 946         }
 947     }
 948     err = NULL;
 949  err:
 950     OPENSSL_free(tmp);
 951     EVP_CIPHER_CTX_free(ctx);
 952     t->err = err;
 953     return err ? 0 : 1;
 954 }
 955
 956 static int cipher_test_run(struct evp_test *t)
 957 {
 958     struct cipher_data *cdat = t->data;
 959     int rv;
 960     if (!cdat->key) {
 961         t->err = "NO_KEY";
 962         return 0;
 963     }
 964     if (!cdat->iv && EVP_CIPHER_iv_length(cdat->cipher)) {
 965         /* IV is optional and usually omitted in wrap mode */
 966         if (EVP_CIPHER_mode(cdat->cipher) != EVP_CIPH_WRAP_MODE) {
 967             t->err = "NO_IV";
 968             return 0;
 969         }
 970     }
 971     if (cdat->aead && !cdat->tag) {
 972         t->err = "NO_TAG";
 973         return 0;
 974     }
 975     if (cdat->enc) {
 976         rv = cipher_test_enc(t, 1);
 977         /* Not fatal errors: return */
 978         if (rv != 1) {
 979             if (rv < 0)
 980                 return 0;
 981             return 1;
 982         }
 983     }
 984     if (cdat->enc != 1) {
 985         rv = cipher_test_enc(t, 0);
 986         /* Not fatal errors: return */
 987         if (rv != 1) {
 988             if (rv < 0)
 989                 return 0;
 990             return 1;
 991         }
 992     }
 993     return 1;
 994 }
 995
 996 static const struct evp_test_method cipher_test_method = {
 997     "Cipher",
 998     cipher_test_init,
 999     cipher_test_cleanup,
1000     cipher_test_parse,
1001     cipher_test_run
1002 };
1003
1004 struct mac_data {
1005     /* MAC type */
1006     int type;
1007     /* Algorithm string for this MAC */
1008     char *alg;
1009     /* MAC key */
1010     unsigned char *key;
1011     size_t key_len;
1012     /* Input to MAC */
1013     unsigned char *input;
1014     size_t input_len;
1015     /* Expected output */
1016     unsigned char *output;
1017     size_t output_len;
1018 };
1019
1020 static int mac_test_init(struct evp_test *t, const char *alg)
1021 {
1022     int type;
1023     struct mac_data *mdat;
1024     if (strcmp(alg, "HMAC") == 0)
1025         type = EVP_PKEY_HMAC;
1026     else if (strcmp(alg, "CMAC") == 0)
1027         type = EVP_PKEY_CMAC;
1028     else
1029         return 0;
1030
1031     mdat = OPENSSL_malloc(sizeof(*mdat));
1032     mdat->type = type;
1033     mdat->alg = NULL;
1034     mdat->key = NULL;
1035     mdat->input = NULL;
1036     mdat->output = NULL;
1037     t->data = mdat;
1038     return 1;
1039 }
1040
1041 static void mac_test_cleanup(struct evp_test *t)
1042 {
1043     struct mac_data *mdat = t->data;
1044     test_free(mdat->alg);
1045     test_free(mdat->key);
1046     test_free(mdat->input);
1047     test_free(mdat->output);
1048 }
1049
1050 static int mac_test_parse(struct evp_test *t,
1051                           const char *keyword, const char *value)
1052 {
1053     struct mac_data *mdata = t->data;
1054     if (strcmp(keyword, "Key") == 0)
1055         return test_bin(value, &mdata->key, &mdata->key_len);
1056     if (strcmp(keyword, "Algorithm") == 0) {
1057         mdata->alg = OPENSSL_strdup(value);
1058         if (!mdata->alg)
1059             return 0;
1060         return 1;
1061     }
1062     if (strcmp(keyword, "Input") == 0)
1063         return test_bin(value, &mdata->input, &mdata->input_len);
1064     if (strcmp(keyword, "Output") == 0)
1065         return test_bin(value, &mdata->output, &mdata->output_len);
1066     return 0;
1067 }
1068
1069 static int mac_test_run(struct evp_test *t)
1070 {
1071     struct mac_data *mdata = t->data;
1072     const char *err = "INTERNAL_ERROR";
1073     EVP_MD_CTX *mctx = NULL;
1074     EVP_PKEY_CTX *pctx = NULL, *genctx = NULL;
1075     EVP_PKEY *key = NULL;
1076     const EVP_MD *md = NULL;
1077     unsigned char *mac = NULL;
1078     size_t mac_len;
1079
1080     err = "MAC_PKEY_CTX_ERROR";
1081     genctx = EVP_PKEY_CTX_new_id(mdata->type, NULL);
1082     if (!genctx)
1083         goto err;
1084
1085     err = "MAC_KEYGEN_INIT_ERROR";
1086     if (EVP_PKEY_keygen_init(genctx) <= 0)
1087         goto err;
1088     if (mdata->type == EVP_PKEY_CMAC) {
1089         err = "MAC_ALGORITHM_SET_ERROR";
1090         if (EVP_PKEY_CTX_ctrl_str(genctx, "cipher", mdata->alg) <= 0)
1091             goto err;
1092     }
1093
1094     err = "MAC_KEY_SET_ERROR";
1095     if (EVP_PKEY_CTX_set_mac_key(genctx, mdata->key, mdata->key_len) <= 0)
1096         goto err;
1097
1098     err = "MAC_KEY_GENERATE_ERROR";
1099     if (EVP_PKEY_keygen(genctx, &key) <= 0)
1100         goto err;
1101     if (mdata->type == EVP_PKEY_HMAC) {
1102         err = "MAC_ALGORITHM_SET_ERROR";
1103         md = EVP_get_digestbyname(mdata->alg);
1104         if (!md)
1105             goto err;
1106     }
1107     mctx = EVP_MD_CTX_new();
1108     if (!mctx)
1109         goto err;
1110     err = "DIGESTSIGNINIT_ERROR";
1111     if (!EVP_DigestSignInit(mctx, &pctx, md, NULL, key))
1112         goto err;
1113
1114     err = "DIGESTSIGNUPDATE_ERROR";
1115     if (!EVP_DigestSignUpdate(mctx, mdata->input, mdata->input_len))
1116         goto err;
1117     err = "DIGESTSIGNFINAL_LENGTH_ERROR";
1118     if (!EVP_DigestSignFinal(mctx, NULL, &mac_len))
1119         goto err;
1120     mac = OPENSSL_malloc(mac_len);
1121     if (!mac) {
1122         fprintf(stderr, "Error allocating mac buffer!\n");
1123         exit(1);
1124     }
1125     if (!EVP_DigestSignFinal(mctx, mac, &mac_len))
1126         goto err;
1127     err = "MAC_LENGTH_MISMATCH";
1128     if (mac_len != mdata->output_len)
1129         goto err;
1130     err = "MAC_MISMATCH";
1131     if (check_output(t, mdata->output, mac, mac_len))
1132         goto err;
1133     err = NULL;
1134  err:
1135     EVP_MD_CTX_free(mctx);
1136     OPENSSL_free(mac);
1137     EVP_PKEY_CTX_free(genctx);
1138     EVP_PKEY_free(key);
1139     t->err = err;
1140     return 1;
1141 }
1142
1143 static const struct evp_test_method mac_test_method = {
1144     "MAC",
1145     mac_test_init,
1146     mac_test_cleanup,
1147     mac_test_parse,
1148     mac_test_run
1149 };
1150
1151 /*
1152  * Public key operations. These are all very similar and can share
1153  * a lot of common code.
1154  */
1155
1156 struct pkey_data {
1157     /* Context for this operation */
1158     EVP_PKEY_CTX *ctx;
1159     /* Key operation to perform */
1160     int (*keyop) (EVP_PKEY_CTX *ctx,
1161                   unsigned char *sig, size_t *siglen,
1162                   const unsigned char *tbs, size_t tbslen);
1163     /* Input to MAC */
1164     unsigned char *input;
1165     size_t input_len;
1166     /* Expected output */
1167     unsigned char *output;
1168     size_t output_len;
1169 };
1170
1171 /*
1172  * Perform public key operation setup: lookup key, allocated ctx and call
1173  * the appropriate initialisation function
1174  */
1175 static int pkey_test_init(struct evp_test *t, const char *name,
1176                           int use_public,
1177                           int (*keyopinit) (EVP_PKEY_CTX *ctx),
1178                           int (*keyop) (EVP_PKEY_CTX *ctx,
1179                                         unsigned char *sig, size_t *siglen,
1180                                         const unsigned char *tbs,
1181                                         size_t tbslen)
1182     )
1183 {
1184     struct pkey_data *kdata;
1185     EVP_PKEY *pkey = NULL;
1186     int rv = 0;
1187     if (use_public)
1188         rv = find_key(&pkey, name, t->public);
1189     if (!rv)
1190         rv = find_key(&pkey, name, t->private);
1191     if (!rv)
1192         return 0;
1193     if (!pkey) {
1194         t->skip = 1;
1195         return 1;
1196     }
1197
1198     kdata = OPENSSL_malloc(sizeof(*kdata));
1199     if (!kdata) {
1200         EVP_PKEY_free(pkey);
1201         return 0;
1202     }
1203     kdata->ctx = NULL;
1204     kdata->input = NULL;
1205     kdata->output = NULL;
1206     kdata->keyop = keyop;
1207     t->data = kdata;
1208     kdata->ctx = EVP_PKEY_CTX_new(pkey, NULL);
1209     if (!kdata->ctx)
1210         return 0;
1211     if (keyopinit(kdata->ctx) <= 0)
1212         return 0;
1213     return 1;
1214 }
1215
1216 static void pkey_test_cleanup(struct evp_test *t)
1217 {
1218     struct pkey_data *kdata = t->data;
1219
1220     OPENSSL_free(kdata->input);
1221     OPENSSL_free(kdata->output);
1222     EVP_PKEY_CTX_free(kdata->ctx);
1223 }
1224
1225 static int pkey_test_parse(struct evp_test *t,
1226                            const char *keyword, const char *value)
1227 {
1228     struct pkey_data *kdata = t->data;
1229     if (strcmp(keyword, "Input") == 0)
1230         return test_bin(value, &kdata->input, &kdata->input_len);
1231     if (strcmp(keyword, "Output") == 0)
1232         return test_bin(value, &kdata->output, &kdata->output_len);
1233     if (strcmp(keyword, "Ctrl") == 0) {
1234         char *p = strchr(value, ':');
1235         if (p)
1236             *p++ = 0;
1237         if (EVP_PKEY_CTX_ctrl_str(kdata->ctx, value, p) <= 0)
1238             return 0;
1239         return 1;
1240     }
1241     return 0;
1242 }
1243
1244 static int pkey_test_run(struct evp_test *t)
1245 {
1246     struct pkey_data *kdata = t->data;
1247     unsigned char *out = NULL;
1248     size_t out_len;
1249     const char *err = "KEYOP_LENGTH_ERROR";
1250     if (kdata->keyop(kdata->ctx, NULL, &out_len, kdata->input,
1251                      kdata->input_len) <= 0)
1252         goto err;
1253     out = OPENSSL_malloc(out_len);
1254     if (!out) {
1255         fprintf(stderr, "Error allocating output buffer!\n");
1256         exit(1);
1257     }
1258     err = "KEYOP_ERROR";
1259     if (kdata->keyop
1260         (kdata->ctx, out, &out_len, kdata->input, kdata->input_len) <= 0)
1261         goto err;
1262     err = "KEYOP_LENGTH_MISMATCH";
1263     if (out_len != kdata->output_len)
1264         goto err;
1265     err = "KEYOP_MISMATCH";
1266     if (check_output(t, kdata->output, out, out_len))
1267         goto err;
1268     err = NULL;
1269  err:
1270     OPENSSL_free(out);
1271     t->err = err;
1272     return 1;
1273 }
1274
1275 static int sign_test_init(struct evp_test *t, const char *name)
1276 {
1277     return pkey_test_init(t, name, 0, EVP_PKEY_sign_init, EVP_PKEY_sign);
1278 }
1279
1280 static const struct evp_test_method psign_test_method = {
1281     "Sign",
1282     sign_test_init,
1283     pkey_test_cleanup,
1284     pkey_test_parse,
1285     pkey_test_run
1286 };
1287
1288 static int verify_recover_test_init(struct evp_test *t, const char *name)
1289 {
1290     return pkey_test_init(t, name, 1, EVP_PKEY_verify_recover_init,
1291                           EVP_PKEY_verify_recover);
1292 }
1293
1294 static const struct evp_test_method pverify_recover_test_method = {
1295     "VerifyRecover",
1296     verify_recover_test_init,
1297     pkey_test_cleanup,
1298     pkey_test_parse,
1299     pkey_test_run
1300 };
1301
1302 static int decrypt_test_init(struct evp_test *t, const char *name)
1303 {
1304     return pkey_test_init(t, name, 0, EVP_PKEY_decrypt_init,
1305                           EVP_PKEY_decrypt);
1306 }
1307
1308 static const struct evp_test_method pdecrypt_test_method = {
1309     "Decrypt",
1310     decrypt_test_init,
1311     pkey_test_cleanup,
1312     pkey_test_parse,
1313     pkey_test_run
1314 };
1315
1316 static int verify_test_init(struct evp_test *t, const char *name)
1317 {
1318     return pkey_test_init(t, name, 1, EVP_PKEY_verify_init, 0);
1319 }
1320
1321 static int verify_test_run(struct evp_test *t)
1322 {
1323     struct pkey_data *kdata = t->data;
1324     if (EVP_PKEY_verify(kdata->ctx, kdata->output, kdata->output_len,
1325                         kdata->input, kdata->input_len) <= 0)
1326         t->err = "VERIFY_ERROR";
1327     return 1;
1328 }
1329
1330 static const struct evp_test_method pverify_test_method = {
1331     "Verify",
1332     verify_test_init,
1333     pkey_test_cleanup,
1334     pkey_test_parse,
1335     verify_test_run
1336 };
1337
1338 /* PBE tests */
1339
1340 #define PBE_TYPE_SCRYPT 1
1341 #define PBE_TYPE_PBKDF2 2
1342 #define PBE_TYPE_PKCS12 3
1343
1344 struct pbe_data {
1345
1346     int pbe_type;
1347
1348     /* scrypt parameters */
1349     uint64_t N, r, p, maxmem;
1350
1351     /* PKCS#12 parameters */
1352     int id, iter;
1353     const EVP_MD *md;
1354
1355     /* password */
1356     unsigned char *pass;
1357     size_t pass_len;
1358
1359     /* salt */
1360     unsigned char *salt;
1361     size_t salt_len;
1362
1363     /* Expected output */
1364     unsigned char *key;
1365     size_t key_len;
1366 };
1367
1368 #ifndef OPENSSL_NO_SCRYPT
1369 static int scrypt_test_parse(struct evp_test *t,
1370                              const char *keyword, const char *value)
1371 {
1372     struct pbe_data *pdata = t->data;
1373
1374     if (strcmp(keyword, "N") == 0)
1375         return test_uint64(value, &pdata->N);
1376     if (strcmp(keyword, "p") == 0)
1377         return test_uint64(value, &pdata->p);
1378     if (strcmp(keyword, "r") == 0)
1379         return test_uint64(value, &pdata->r);
1380     if (strcmp(keyword, "maxmem") == 0)
1381         return test_uint64(value, &pdata->maxmem);
1382     return 0;
1383 }
1384 #endif
1385
1386 static int pbkdf2_test_parse(struct evp_test *t,
1387                              const char *keyword, const char *value)
1388 {
1389     struct pbe_data *pdata = t->data;
1390
1391     if (strcmp(keyword, "iter") == 0) {
1392         pdata->iter = atoi(value);
1393         if (pdata->iter <= 0)
1394             return 0;
1395         return 1;
1396     }
1397     if (strcmp(keyword, "MD") == 0) {
1398         pdata->md = EVP_get_digestbyname(value);
1399         if (pdata->md == NULL)
1400             return 0;
1401         return 1;
1402     }
1403     return 0;
1404 }
1405
1406 static int pkcs12_test_parse(struct evp_test *t,
1407                              const char *keyword, const char *value)
1408 {
1409     struct pbe_data *pdata = t->data;
1410
1411     if (strcmp(keyword, "id") == 0) {
1412         pdata->id = atoi(value);
1413         if (pdata->id <= 0)
1414             return 0;
1415         return 1;
1416     }
1417     return pbkdf2_test_parse(t, keyword, value);
1418 }
1419
1420 static int pbe_test_init(struct evp_test *t, const char *alg)
1421 {
1422     struct pbe_data *pdat;
1423     int pbe_type = 0;
1424
1425 #ifndef OPENSSL_NO_SCRYPT
1426     if (strcmp(alg, "scrypt") == 0)
1427         pbe_type = PBE_TYPE_SCRYPT;
1428 #endif
1429     else if (strcmp(alg, "pbkdf2") == 0)
1430         pbe_type = PBE_TYPE_PBKDF2;
1431     else if (strcmp(alg, "pkcs12") == 0)
1432         pbe_type = PBE_TYPE_PKCS12;
1433     else
1434         fprintf(stderr, "Unknown pbe algorithm %s\n", alg);
1435     pdat = OPENSSL_malloc(sizeof(*pdat));
1436     pdat->pbe_type = pbe_type;
1437     pdat->pass = NULL;
1438     pdat->salt = NULL;
1439     pdat->N = 0;
1440     pdat->r = 0;
1441     pdat->p = 0;
1442     pdat->maxmem = 0;
1443     pdat->id = 0;
1444     pdat->iter = 0;
1445     pdat->md = NULL;
1446     t->data = pdat;
1447     return 1;
1448 }
1449
1450 static void pbe_test_cleanup(struct evp_test *t)
1451 {
1452     struct pbe_data *pdat = t->data;
1453     test_free(pdat->pass);
1454     test_free(pdat->salt);
1455     test_free(pdat->key);
1456 }
1457
1458 static int pbe_test_parse(struct evp_test *t,
1459                              const char *keyword, const char *value)
1460 {
1461     struct pbe_data *pdata = t->data;
1462
1463     if (strcmp(keyword, "Password") == 0)
1464         return test_bin(value, &pdata->pass, &pdata->pass_len);
1465     if (strcmp(keyword, "Salt") == 0)
1466         return test_bin(value, &pdata->salt, &pdata->salt_len);
1467     if (strcmp(keyword, "Key") == 0)
1468         return test_bin(value, &pdata->key, &pdata->key_len);
1469     if (pdata->pbe_type == PBE_TYPE_PBKDF2)
1470         return pbkdf2_test_parse(t, keyword, value);
1471     else if (pdata->pbe_type == PBE_TYPE_PKCS12)
1472         return pkcs12_test_parse(t, keyword, value);
1473 #ifndef OPENSSL_NO_SCRYPT
1474     else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
1475         return scrypt_test_parse(t, keyword, value);
1476 #endif
1477     return 0;
1478 }
1479
1480 static int pbe_test_run(struct evp_test *t)
1481 {
1482     struct pbe_data *pdata = t->data;
1483     const char *err = "INTERNAL_ERROR";
1484     unsigned char *key;
1485
1486     key = OPENSSL_malloc(pdata->key_len);
1487     if (!key)
1488         goto err;
1489     if (pdata->pbe_type == PBE_TYPE_PBKDF2) {
1490         err = "PBKDF2_ERROR";
1491         if (PKCS5_PBKDF2_HMAC((char *)pdata->pass, pdata->pass_len,
1492                               pdata->salt, pdata->salt_len,
1493                               pdata->iter, pdata->md,
1494                               pdata->key_len, key) == 0)
1495             goto err;
1496 #ifndef OPENSSL_NO_SCRYPT
1497     } else if (pdata->pbe_type == PBE_TYPE_SCRYPT) {
1498         err = "SCRYPT_ERROR";
1499         if (EVP_PBE_scrypt((const char *)pdata->pass, pdata->pass_len,
1500                            pdata->salt, pdata->salt_len,
1501                            pdata->N, pdata->r, pdata->p, pdata->maxmem,
1502                            key, pdata->key_len) == 0)
1503             goto err;
1504 #endif
1505     } else if (pdata->pbe_type == PBE_TYPE_PKCS12) {
1506         err = "PKCS12_ERROR";
1507         if (PKCS12_key_gen_uni(pdata->pass, pdata->pass_len,
1508                                pdata->salt, pdata->salt_len,
1509                                pdata->id, pdata->iter, pdata->key_len,
1510                                key, pdata->md) == 0)
1511             goto err;
1512     }
1513     err = "KEY_MISMATCH";
1514     if (check_output(t, pdata->key, key, pdata->key_len))
1515         goto err;
1516     err = NULL;
1517     err:
1518     OPENSSL_free(key);
1519     t->err = err;
1520     return 1;
1521 }
1522
1523 static const struct evp_test_method pbe_test_method = {
1524     "PBE",
1525     pbe_test_init,
1526     pbe_test_cleanup,
1527     pbe_test_parse,
1528     pbe_test_run
1529 };
1530
1531 /* Base64 tests */
1532
1533 typedef enum {
1534     BASE64_CANONICAL_ENCODING = 0,
1535     BASE64_VALID_ENCODING = 1,
1536     BASE64_INVALID_ENCODING = 2
1537 } base64_encoding_type;
1538
1539 struct encode_data {
1540     /* Input to encoding */
1541     unsigned char *input;
1542     size_t input_len;
1543     /* Expected output */
1544     unsigned char *output;
1545     size_t output_len;
1546     base64_encoding_type encoding;
1547 };
1548
1549 static int encode_test_init(struct evp_test *t, const char *encoding)
1550 {
1551     struct encode_data *edata = OPENSSL_zalloc(sizeof(*edata));
1552
1553     if (strcmp(encoding, "canonical") == 0) {
1554         edata->encoding = BASE64_CANONICAL_ENCODING;
1555     } else if (strcmp(encoding, "valid") == 0) {
1556         edata->encoding = BASE64_VALID_ENCODING;
1557     } else if (strcmp(encoding, "invalid") == 0) {
1558         edata->encoding = BASE64_INVALID_ENCODING;
1559         t->expected_err = OPENSSL_strdup("DECODE_ERROR");
1560         if (t->expected_err == NULL)
1561             return 0;
1562     } else {
1563         fprintf(stderr, "Bad encoding: %s. Should be one of "
1564                 "{canonical, valid, invalid}\n", encoding);
1565         return 0;
1566     }
1567     t->data = edata;
1568     return 1;
1569 }
1570
1571 static void encode_test_cleanup(struct evp_test *t)
1572 {
1573     struct encode_data *edata = t->data;
1574     test_free(edata->input);
1575     test_free(edata->output);
1576     memset(edata, 0, sizeof(*edata));
1577 }
1578
1579 static int encode_test_parse(struct evp_test *t,
1580                              const char *keyword, const char *value)
1581 {
1582     struct encode_data *edata = t->data;
1583     if (strcmp(keyword, "Input") == 0)
1584         return test_bin(value, &edata->input, &edata->input_len);
1585     if (strcmp(keyword, "Output") == 0)
1586         return test_bin(value, &edata->output, &edata->output_len);
1587     return 0;
1588 }
1589
1590 static int encode_test_run(struct evp_test *t)
1591 {
1592     struct encode_data *edata = t->data;
1593     unsigned char *encode_out = NULL, *decode_out = NULL;
1594     int output_len, chunk_len;
1595     const char *err = "INTERNAL_ERROR";
1596     EVP_ENCODE_CTX *decode_ctx = EVP_ENCODE_CTX_new();
1597
1598     if (decode_ctx == NULL)
1599         goto err;
1600
1601     if (edata->encoding == BASE64_CANONICAL_ENCODING) {
1602         EVP_ENCODE_CTX *encode_ctx = EVP_ENCODE_CTX_new();
1603         if (encode_ctx == NULL)
1604             goto err;
1605         encode_out = OPENSSL_malloc(EVP_ENCODE_LENGTH(edata->input_len));
1606         if (encode_out == NULL)
1607             goto err;
1608
1609         EVP_EncodeInit(encode_ctx);
1610         EVP_EncodeUpdate(encode_ctx, encode_out, &chunk_len,
1611                          edata->input, edata->input_len);
1612         output_len = chunk_len;
1613
1614         EVP_EncodeFinal(encode_ctx, encode_out + chunk_len, &chunk_len);
1615         output_len += chunk_len;
1616
1617         EVP_ENCODE_CTX_free(encode_ctx);
1618
1619         if (check_var_length_output(t, edata->output, edata->output_len,
1620                                     encode_out, output_len)) {
1621             err = "BAD_ENCODING";
1622             goto err;
1623         }
1624     }
1625
1626     decode_out = OPENSSL_malloc(EVP_DECODE_LENGTH(edata->output_len));
1627     if (decode_out == NULL)
1628         goto err;
1629
1630     EVP_DecodeInit(decode_ctx);
1631     if (EVP_DecodeUpdate(decode_ctx, decode_out, &chunk_len, edata->output,
1632                          edata->output_len) < 0) {
1633         err = "DECODE_ERROR";
1634         goto err;
1635     }
1636     output_len = chunk_len;
1637
1638     if (EVP_DecodeFinal(decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
1639         err = "DECODE_ERROR";
1640         goto err;
1641     }
1642     output_len += chunk_len;
1643
1644     if (edata->encoding != BASE64_INVALID_ENCODING &&
1645         check_var_length_output(t, edata->input, edata->input_len,
1646                                 decode_out, output_len)) {
1647         err = "BAD_DECODING";
1648         goto err;
1649     }
1650
1651     err = NULL;
1652  err:
1653     t->err = err;
1654     OPENSSL_free(encode_out);
1655     OPENSSL_free(decode_out);
1656     EVP_ENCODE_CTX_free(decode_ctx);
1657     return 1;
1658 }
1659
1660 static const struct evp_test_method encode_test_method = {
1661     "Encoding",
1662     encode_test_init,
1663     encode_test_cleanup,
1664     encode_test_parse,
1665     encode_test_run,
1666 };