test/evp_test.c

   1 /*
   2  * Copyright 2015-2017 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <stdio.h>
  11 #include <string.h>
  12 #include <stdlib.h>
  13 #include <ctype.h>
  14 #include <openssl/evp.h>
  15 #include <openssl/pem.h>
  16 #include <openssl/err.h>
  17 #include <openssl/x509v3.h>
  18 #include <openssl/pkcs12.h>
  19 #include <openssl/kdf.h>
  20 #include "internal/numbers.h"
  21 #include "testutil.h"
  22 #include "evp_test.h"
  23
  24
  25 typedef struct evp_test_method_st EVP_TEST_METHOD;
  26
  27 /*
  28  * Structure holding test information
  29  */
  30 typedef struct evp_test_st {
  31     STANZA s;                     /* Common test stanza */
  32     char *name;
  33     int skip;                     /* Current test should be skipped */
  34     const EVP_TEST_METHOD *meth;  /* method for this test */
  35     const char *err, *aux_err;    /* Error string for test */
  36     char *expected_err;           /* Expected error value of test */
  37     char *func;                   /* Expected error function string */
  38     char *reason;                 /* Expected error reason string */
  39     void *data;                   /* test specific data */
  40 } EVP_TEST;
  41
  42 /*
  43  * Test method structure
  44  */
  45 struct evp_test_method_st {
  46     /* Name of test as it appears in file */
  47     const char *name;
  48     /* Initialise test for "alg" */
  49     int (*init) (EVP_TEST * t, const char *alg);
  50     /* Clean up method */
  51     void (*cleanup) (EVP_TEST * t);
  52     /* Test specific name value pair processing */
  53     int (*parse) (EVP_TEST * t, const char *name, const char *value);
  54     /* Run the test itself */
  55     int (*run_test) (EVP_TEST * t);
  56 };
  57
  58
  59 /*
  60  * Linked list of named keys.
  61  */
  62 typedef struct key_list_st {
  63     char *name;
  64     EVP_PKEY *key;
  65     struct key_list_st *next;
  66 } KEY_LIST;
  67
  68 /*
  69  * List of public and private keys
  70  */
  71 static KEY_LIST *private_keys;
  72 static KEY_LIST *public_keys;
  73 static int find_key(EVP_PKEY **ppk, const char *name, KEY_LIST *lst);
  74
  75 static int parse_bin(const char *value, unsigned char **buf, size_t *buflen);
  76
  77 /*
  78  * Structure used to hold a list of blocks of memory to test
  79  * calls to "update" like functions.
  80  */
  81 struct evp_test_buffer_st {
  82     unsigned char *buf;
  83     size_t buflen;
  84     size_t count;
  85     int count_set;
  86 };
  87
  88 static void evp_test_buffer_free(EVP_TEST_BUFFER *db)
  89 {
  90     if (db != NULL) {
  91         OPENSSL_free(db->buf);
  92         OPENSSL_free(db);
  93     }
  94 }
  95
  96 /*
  97  * append buffer to a list
  98  */
  99 static int evp_test_buffer_append(const char *value,
 100                                   STACK_OF(EVP_TEST_BUFFER) **sk)
 101 {
 102     EVP_TEST_BUFFER *db = NULL;
 103
 104     if (!TEST_ptr(db = OPENSSL_malloc(sizeof(*db))))
 105         goto err;
 106
 107     if (!parse_bin(value, &db->buf, &db->buflen))
 108         goto err;
 109     db->count = 1;
 110     db->count_set = 0;
 111
 112     if (*sk == NULL && !TEST_ptr(*sk = sk_EVP_TEST_BUFFER_new_null()))
 113         goto err;
 114     if (!sk_EVP_TEST_BUFFER_push(*sk, db))
 115         goto err;
 116
 117     return 1;
 118
 119 err:
 120     evp_test_buffer_free(db);
 121     return 0;
 122 }
 123
 124 /*
 125  * replace last buffer in list with copies of itself
 126  */
 127 static int evp_test_buffer_ncopy(const char *value,
 128                                  STACK_OF(EVP_TEST_BUFFER) *sk)
 129 {
 130     EVP_TEST_BUFFER *db;
 131     unsigned char *tbuf, *p;
 132     size_t tbuflen;
 133     int ncopy = atoi(value);
 134     int i;
 135
 136     if (ncopy <= 0)
 137         return 0;
 138     if (sk == NULL || sk_EVP_TEST_BUFFER_num(sk) == 0)
 139         return 0;
 140     db = sk_EVP_TEST_BUFFER_value(sk, sk_EVP_TEST_BUFFER_num(sk) - 1);
 141
 142     tbuflen = db->buflen * ncopy;
 143     if (!TEST_ptr(tbuf = OPENSSL_malloc(tbuflen)))
 144         return 0;
 145     for (i = 0, p = tbuf; i < ncopy; i++, p += db->buflen)
 146         memcpy(p, db->buf, db->buflen);
 147
 148     OPENSSL_free(db->buf);
 149     db->buf = tbuf;
 150     db->buflen = tbuflen;
 151     return 1;
 152 }
 153
 154 /*
 155  * set repeat count for last buffer in list
 156  */
 157 static int evp_test_buffer_set_count(const char *value,
 158                                      STACK_OF(EVP_TEST_BUFFER) *sk)
 159 {
 160     EVP_TEST_BUFFER *db;
 161     int count = atoi(value);
 162
 163     if (count <= 0)
 164         return 0;
 165
 166     if (sk == NULL || sk_EVP_TEST_BUFFER_num(sk) == 0)
 167         return 0;
 168
 169     db = sk_EVP_TEST_BUFFER_value(sk, sk_EVP_TEST_BUFFER_num(sk) - 1);
 170     if (db->count_set != 0)
 171         return 0;
 172
 173     db->count = (size_t)count;
 174     db->count_set = 1;
 175     return 1;
 176 }
 177
 178 /*
 179  * call "fn" with each element of the list in turn
 180  */
 181 static int evp_test_buffer_do(STACK_OF(EVP_TEST_BUFFER) *sk,
 182                               int (*fn)(void *ctx,
 183                                         const unsigned char *buf,
 184                                         size_t buflen),
 185                               void *ctx)
 186 {
 187     int i;
 188
 189     for (i = 0; i < sk_EVP_TEST_BUFFER_num(sk); i++) {
 190         EVP_TEST_BUFFER *tb = sk_EVP_TEST_BUFFER_value(sk, i);
 191         size_t j;
 192
 193         for (j = 0; j < tb->count; j++) {
 194             if (fn(ctx, tb->buf, tb->buflen) <= 0)
 195                 return 0;
 196         }
 197     }
 198     return 1;
 199 }
 200
 201 /*
 202  * Unescape some sequences in string literals (only \n for now).
 203  * Return an allocated buffer, set |out_len|.  If |input_len|
 204  * is zero, get an empty buffer but set length to zero.
 205  */
 206 static unsigned char* unescape(const char *input, size_t input_len,
 207                                size_t *out_len)
 208 {
 209     unsigned char *ret, *p;
 210     size_t i;
 211
 212     if (input_len == 0) {
 213         *out_len = 0;
 214         return OPENSSL_zalloc(1);
 215     }
 216
 217     /* Escaping is non-expanding; over-allocate original size for simplicity. */
 218     if (!TEST_ptr(ret = p = OPENSSL_malloc(input_len)))
 219         return NULL;
 220
 221     for (i = 0; i < input_len; i++) {
 222         if (*input == '\\') {
 223             if (i == input_len - 1 || *++input != 'n') {
 224                 TEST_error("Bad escape sequence in file");
 225                 goto err;
 226             }
 227             *p++ = '\n';
 228             i++;
 229             input++;
 230         } else {
 231             *p++ = *input++;
 232         }
 233     }
 234
 235     *out_len = p - ret;
 236     return ret;
 237
 238  err:
 239     OPENSSL_free(ret);
 240     return NULL;
 241 }
 242
 243 /*
 244  * For a hex string "value" convert to a binary allocated buffer.
 245  * Return 1 on success or 0 on failure.
 246  */
 247 static int parse_bin(const char *value, unsigned char **buf, size_t *buflen)
 248 {
 249     long len;
 250
 251     /* Check for NULL literal */
 252     if (strcmp(value, "NULL") == 0) {
 253         *buf = NULL;
 254         *buflen = 0;
 255         return 1;
 256     }
 257
 258     /* Check for empty value */
 259     if (*value == '\0') {
 260         /*
 261          * Don't return NULL for zero length buffer. This is needed for
 262          * some tests with empty keys: HMAC_Init_ex() expects a non-NULL key
 263          * buffer even if the key length is 0, in order to detect key reset.
 264          */
 265         *buf = OPENSSL_malloc(1);
 266         if (*buf == NULL)
 267             return 0;
 268         **buf = 0;
 269         *buflen = 0;
 270         return 1;
 271     }
 272
 273     /* Check for string literal */
 274     if (value[0] == '"') {
 275         size_t vlen = strlen(++value);
 276
 277         if (vlen == 0 || value[vlen - 1] != '"')
 278             return 0;
 279         vlen--;
 280         *buf = unescape(value, vlen, buflen);
 281         return *buf == NULL ? 0 : 1;
 282     }
 283
 284     /* Otherwise assume as hex literal and convert it to binary buffer */
 285     if (!TEST_ptr(*buf = OPENSSL_hexstr2buf(value, &len))) {
 286         TEST_info("Can't convert %s", value);
 287         TEST_openssl_errors();
 288         return -1;
 289     }
 290     /* Size of input buffer means we'll never overflow */
 291     *buflen = len;
 292     return 1;
 293 }
 294
 295
 296 /**
 297 ***  MESSAGE DIGEST TESTS
 298 **/
 299
 300 typedef struct digest_data_st {
 301     /* Digest this test is for */
 302     const EVP_MD *digest;
 303     /* Input to digest */
 304     STACK_OF(EVP_TEST_BUFFER) *input;
 305     /* Expected output */
 306     unsigned char *output;
 307     size_t output_len;
 308 } DIGEST_DATA;
 309
 310 static int digest_test_init(EVP_TEST *t, const char *alg)
 311 {
 312     DIGEST_DATA *mdat;
 313     const EVP_MD *digest;
 314
 315     if ((digest = EVP_get_digestbyname(alg)) == NULL) {
 316         /* If alg has an OID assume disabled algorithm */
 317         if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
 318             t->skip = 1;
 319             return 1;
 320         }
 321         return 0;
 322     }
 323     if (!TEST_ptr(mdat = OPENSSL_zalloc(sizeof(*mdat))))
 324         return 0;
 325     t->data = mdat;
 326     mdat->digest = digest;
 327     return 1;
 328 }
 329
 330 static void digest_test_cleanup(EVP_TEST *t)
 331 {
 332     DIGEST_DATA *mdat = t->data;
 333
 334     sk_EVP_TEST_BUFFER_pop_free(mdat->input, evp_test_buffer_free);
 335     OPENSSL_free(mdat->output);
 336 }
 337
 338 static int digest_test_parse(EVP_TEST *t,
 339                              const char *keyword, const char *value)
 340 {
 341     DIGEST_DATA *mdata = t->data;
 342
 343     if (strcmp(keyword, "Input") == 0)
 344         return evp_test_buffer_append(value, &mdata->input);
 345     if (strcmp(keyword, "Output") == 0)
 346         return parse_bin(value, &mdata->output, &mdata->output_len);
 347     if (strcmp(keyword, "Count") == 0)
 348         return evp_test_buffer_set_count(value, mdata->input);
 349     if (strcmp(keyword, "Ncopy") == 0)
 350         return evp_test_buffer_ncopy(value, mdata->input);
 351     return 0;
 352 }
 353
 354 static int digest_update_fn(void *ctx, const unsigned char *buf, size_t buflen)
 355 {
 356     return EVP_DigestUpdate(ctx, buf, buflen);
 357 }
 358
 359 static int digest_test_run(EVP_TEST *t)
 360 {
 361     DIGEST_DATA *expected = t->data;
 362     EVP_MD_CTX *mctx;
 363     unsigned char *got = NULL;
 364     unsigned int got_len;
 365
 366     t->err = "TEST_FAILURE";
 367     if (!TEST_ptr(mctx = EVP_MD_CTX_new()))
 368         goto err;
 369
 370     got = OPENSSL_malloc(expected->output_len > EVP_MAX_MD_SIZE ?
 371                          expected->output_len : EVP_MAX_MD_SIZE);
 372     if (!TEST_ptr(got))
 373         goto err;
 374
 375     if (!EVP_DigestInit_ex(mctx, expected->digest, NULL)) {
 376         t->err = "DIGESTINIT_ERROR";
 377         goto err;
 378     }
 379     if (!evp_test_buffer_do(expected->input, digest_update_fn, mctx)) {
 380         t->err = "DIGESTUPDATE_ERROR";
 381         goto err;
 382     }
 383
 384     if (EVP_MD_flags(expected->digest) & EVP_MD_FLAG_XOF) {
 385         got_len = expected->output_len;
 386         if (!EVP_DigestFinalXOF(mctx, got, got_len)) {
 387             t->err = "DIGESTFINALXOF_ERROR";
 388             goto err;
 389         }
 390     } else {
 391         if (!EVP_DigestFinal(mctx, got, &got_len)) {
 392             t->err = "DIGESTFINAL_ERROR";
 393             goto err;
 394         }
 395     }
 396     if (!TEST_int_eq(expected->output_len, got_len)) {
 397         t->err = "DIGEST_LENGTH_MISMATCH";
 398         goto err;
 399     }
 400     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
 401         t->err = "DIGEST_MISMATCH";
 402         goto err;
 403     }
 404     t->err = NULL;
 405
 406  err:
 407     OPENSSL_free(got);
 408     EVP_MD_CTX_free(mctx);
 409     return 1;
 410 }
 411
 412 static const EVP_TEST_METHOD digest_test_method = {
 413     "Digest",
 414     digest_test_init,
 415     digest_test_cleanup,
 416     digest_test_parse,
 417     digest_test_run
 418 };
 419
 420
 421 /**
 422 ***  CIPHER TESTS
 423 **/
 424
 425 typedef struct cipher_data_st {
 426     const EVP_CIPHER *cipher;
 427     int enc;
 428     /* EVP_CIPH_GCM_MODE, EVP_CIPH_CCM_MODE or EVP_CIPH_OCB_MODE if AEAD */
 429     int aead;
 430     unsigned char *key;
 431     size_t key_len;
 432     unsigned char *iv;
 433     size_t iv_len;
 434     unsigned char *plaintext;
 435     size_t plaintext_len;
 436     unsigned char *ciphertext;
 437     size_t ciphertext_len;
 438     /* GCM, CCM only */
 439     unsigned char *aad;
 440     size_t aad_len;
 441     unsigned char *tag;
 442     size_t tag_len;
 443 } CIPHER_DATA;
 444
 445 static int cipher_test_init(EVP_TEST *t, const char *alg)
 446 {
 447     const EVP_CIPHER *cipher;
 448     CIPHER_DATA *cdat;
 449     int m;
 450
 451     if ((cipher = EVP_get_cipherbyname(alg)) == NULL) {
 452         /* If alg has an OID assume disabled algorithm */
 453         if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
 454             t->skip = 1;
 455             return 1;
 456         }
 457         return 0;
 458     }
 459     cdat = OPENSSL_zalloc(sizeof(*cdat));
 460     cdat->cipher = cipher;
 461     cdat->enc = -1;
 462     m = EVP_CIPHER_mode(cipher);
 463     if (m == EVP_CIPH_GCM_MODE
 464             || m == EVP_CIPH_OCB_MODE
 465             || m == EVP_CIPH_CCM_MODE)
 466         cdat->aead = EVP_CIPHER_mode(cipher);
 467     else if (EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER)
 468         cdat->aead = -1;
 469     else
 470         cdat->aead = 0;
 471
 472     t->data = cdat;
 473     return 1;
 474 }
 475
 476 static void cipher_test_cleanup(EVP_TEST *t)
 477 {
 478     CIPHER_DATA *cdat = t->data;
 479
 480     OPENSSL_free(cdat->key);
 481     OPENSSL_free(cdat->iv);
 482     OPENSSL_free(cdat->ciphertext);
 483     OPENSSL_free(cdat->plaintext);
 484     OPENSSL_free(cdat->aad);
 485     OPENSSL_free(cdat->tag);
 486 }
 487
 488 static int cipher_test_parse(EVP_TEST *t, const char *keyword,
 489                              const char *value)
 490 {
 491     CIPHER_DATA *cdat = t->data;
 492
 493     if (strcmp(keyword, "Key") == 0)
 494         return parse_bin(value, &cdat->key, &cdat->key_len);
 495     if (strcmp(keyword, "IV") == 0)
 496         return parse_bin(value, &cdat->iv, &cdat->iv_len);
 497     if (strcmp(keyword, "Plaintext") == 0)
 498         return parse_bin(value, &cdat->plaintext, &cdat->plaintext_len);
 499     if (strcmp(keyword, "Ciphertext") == 0)
 500         return parse_bin(value, &cdat->ciphertext, &cdat->ciphertext_len);
 501     if (cdat->aead) {
 502         if (strcmp(keyword, "AAD") == 0)
 503             return parse_bin(value, &cdat->aad, &cdat->aad_len);
 504         if (strcmp(keyword, "Tag") == 0)
 505             return parse_bin(value, &cdat->tag, &cdat->tag_len);
 506     }
 507
 508     if (strcmp(keyword, "Operation") == 0) {
 509         if (strcmp(value, "ENCRYPT") == 0)
 510             cdat->enc = 1;
 511         else if (strcmp(value, "DECRYPT") == 0)
 512             cdat->enc = 0;
 513         else
 514             return 0;
 515         return 1;
 516     }
 517     return 0;
 518 }
 519
 520 static int cipher_test_enc(EVP_TEST *t, int enc,
 521                            size_t out_misalign, size_t inp_misalign, int frag)
 522 {
 523     CIPHER_DATA *expected = t->data;
 524     unsigned char *in, *expected_out, *tmp = NULL;
 525     size_t in_len, out_len, donelen = 0;
 526     int ok = 0, tmplen, chunklen, tmpflen;
 527     EVP_CIPHER_CTX *ctx = NULL;
 528
 529     t->err = "TEST_FAILURE";
 530     if (!TEST_ptr(ctx = EVP_CIPHER_CTX_new()))
 531         goto err;
 532     EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
 533     if (enc) {
 534         in = expected->plaintext;
 535         in_len = expected->plaintext_len;
 536         expected_out = expected->ciphertext;
 537         out_len = expected->ciphertext_len;
 538     } else {
 539         in = expected->ciphertext;
 540         in_len = expected->ciphertext_len;
 541         expected_out = expected->plaintext;
 542         out_len = expected->plaintext_len;
 543     }
 544     if (inp_misalign == (size_t)-1) {
 545         /*
 546          * Exercise in-place encryption
 547          */
 548         tmp = OPENSSL_malloc(out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH);
 549         if (!tmp)
 550             goto err;
 551         in = memcpy(tmp + out_misalign, in, in_len);
 552     } else {
 553         inp_misalign += 16 - ((out_misalign + in_len) & 15);
 554         /*
 555          * 'tmp' will store both output and copy of input. We make the copy
 556          * of input to specifically aligned part of 'tmp'. So we just
 557          * figured out how much padding would ensure the required alignment,
 558          * now we allocate extended buffer and finally copy the input just
 559          * past inp_misalign in expression below. Output will be written
 560          * past out_misalign...
 561          */
 562         tmp = OPENSSL_malloc(out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH +
 563                              inp_misalign + in_len);
 564         if (!tmp)
 565             goto err;
 566         in = memcpy(tmp + out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH +
 567                     inp_misalign, in, in_len);
 568     }
 569     if (!EVP_CipherInit_ex(ctx, expected->cipher, NULL, NULL, NULL, enc)) {
 570         t->err = "CIPHERINIT_ERROR";
 571         goto err;
 572     }
 573     if (expected->iv) {
 574         if (expected->aead) {
 575             if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN,
 576                                      expected->iv_len, 0)) {
 577                 t->err = "INVALID_IV_LENGTH";
 578                 goto err;
 579             }
 580         } else if (expected->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx)) {
 581             t->err = "INVALID_IV_LENGTH";
 582             goto err;
 583         }
 584     }
 585     if (expected->aead) {
 586         unsigned char *tag;
 587         /*
 588          * If encrypting or OCB just set tag length initially, otherwise
 589          * set tag length and value.
 590          */
 591         if (enc || expected->aead == EVP_CIPH_OCB_MODE) {
 592             t->err = "TAG_LENGTH_SET_ERROR";
 593             tag = NULL;
 594         } else {
 595             t->err = "TAG_SET_ERROR";
 596             tag = expected->tag;
 597         }
 598         if (tag || expected->aead != EVP_CIPH_GCM_MODE) {
 599             if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
 600                                      expected->tag_len, tag))
 601                 goto err;
 602         }
 603     }
 604
 605     if (!EVP_CIPHER_CTX_set_key_length(ctx, expected->key_len)) {
 606         t->err = "INVALID_KEY_LENGTH";
 607         goto err;
 608     }
 609     if (!EVP_CipherInit_ex(ctx, NULL, NULL, expected->key, expected->iv, -1)) {
 610         t->err = "KEY_SET_ERROR";
 611         goto err;
 612     }
 613
 614     if (!enc && expected->aead == EVP_CIPH_OCB_MODE) {
 615         if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
 616                                  expected->tag_len, expected->tag)) {
 617             t->err = "TAG_SET_ERROR";
 618             goto err;
 619         }
 620     }
 621
 622     if (expected->aead == EVP_CIPH_CCM_MODE) {
 623         if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {
 624             t->err = "CCM_PLAINTEXT_LENGTH_SET_ERROR";
 625             goto err;
 626         }
 627     }
 628     if (expected->aad) {
 629         t->err = "AAD_SET_ERROR";
 630         if (!frag) {
 631             if (!EVP_CipherUpdate(ctx, NULL, &chunklen, expected->aad,
 632                                   expected->aad_len))
 633                 goto err;
 634         } else {
 635             /*
 636              * Supply the AAD in chunks less than the block size where possible
 637              */
 638             if (expected->aad_len > 0) {
 639                 if (!EVP_CipherUpdate(ctx, NULL, &chunklen, expected->aad, 1))
 640                     goto err;
 641                 donelen++;
 642             }
 643             if (expected->aad_len > 2) {
 644                 if (!EVP_CipherUpdate(ctx, NULL, &chunklen,
 645                                       expected->aad + donelen,
 646                                       expected->aad_len - 2))
 647                     goto err;
 648                 donelen += expected->aad_len - 2;
 649             }
 650             if (expected->aad_len > 1
 651                     && !EVP_CipherUpdate(ctx, NULL, &chunklen,
 652                                          expected->aad + donelen, 1))
 653                 goto err;
 654         }
 655     }
 656     EVP_CIPHER_CTX_set_padding(ctx, 0);
 657     t->err = "CIPHERUPDATE_ERROR";
 658     tmplen = 0;
 659     if (!frag) {
 660         /* We supply the data all in one go */
 661         if (!EVP_CipherUpdate(ctx, tmp + out_misalign, &tmplen, in, in_len))
 662             goto err;
 663     } else {
 664         /* Supply the data in chunks less than the block size where possible */
 665         if (in_len > 0) {
 666             if (!EVP_CipherUpdate(ctx, tmp + out_misalign, &chunklen, in, 1))
 667                 goto err;
 668             tmplen += chunklen;
 669             in++;
 670             in_len--;
 671         }
 672         if (in_len > 1) {
 673             if (!EVP_CipherUpdate(ctx, tmp + out_misalign + tmplen, &chunklen,
 674                                   in, in_len - 1))
 675                 goto err;
 676             tmplen += chunklen;
 677             in += in_len - 1;
 678             in_len = 1;
 679         }
 680         if (in_len > 0 ) {
 681             if (!EVP_CipherUpdate(ctx, tmp + out_misalign + tmplen, &chunklen,
 682                                   in, 1))
 683                 goto err;
 684             tmplen += chunklen;
 685         }
 686     }
 687     if (!EVP_CipherFinal_ex(ctx, tmp + out_misalign + tmplen, &tmpflen)) {
 688         t->err = "CIPHERFINAL_ERROR";
 689         goto err;
 690     }
 691     if (!TEST_mem_eq(expected_out, out_len,
 692                      tmp + out_misalign, tmplen + tmpflen)) {
 693         t->err = "VALUE_MISMATCH";
 694         goto err;
 695     }
 696     if (enc && expected->aead) {
 697         unsigned char rtag[16];
 698
 699         if (!TEST_size_t_le(expected->tag_len, sizeof(rtag))) {
 700             t->err = "TAG_LENGTH_INTERNAL_ERROR";
 701             goto err;
 702         }
 703         if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
 704                                  expected->tag_len, rtag)) {
 705             t->err = "TAG_RETRIEVE_ERROR";
 706             goto err;
 707         }
 708         if (!TEST_mem_eq(expected->tag, expected->tag_len,
 709                          rtag, expected->tag_len)) {
 710             t->err = "TAG_VALUE_MISMATCH";
 711             goto err;
 712         }
 713     }
 714     t->err = NULL;
 715     ok = 1;
 716  err:
 717     OPENSSL_free(tmp);
 718     EVP_CIPHER_CTX_free(ctx);
 719     return ok;
 720 }
 721
 722 static int cipher_test_run(EVP_TEST *t)
 723 {
 724     CIPHER_DATA *cdat = t->data;
 725     int rv, frag = 0;
 726     size_t out_misalign, inp_misalign;
 727
 728     if (!cdat->key) {
 729         t->err = "NO_KEY";
 730         return 0;
 731     }
 732     if (!cdat->iv && EVP_CIPHER_iv_length(cdat->cipher)) {
 733         /* IV is optional and usually omitted in wrap mode */
 734         if (EVP_CIPHER_mode(cdat->cipher) != EVP_CIPH_WRAP_MODE) {
 735             t->err = "NO_IV";
 736             return 0;
 737         }
 738     }
 739     if (cdat->aead && !cdat->tag) {
 740         t->err = "NO_TAG";
 741         return 0;
 742     }
 743     for (out_misalign = 0; out_misalign <= 1;) {
 744         static char aux_err[64];
 745         t->aux_err = aux_err;
 746         for (inp_misalign = (size_t)-1; inp_misalign != 2; inp_misalign++) {
 747             if (inp_misalign == (size_t)-1) {
 748                 /* kludge: inp_misalign == -1 means "exercise in-place" */
 749                 BIO_snprintf(aux_err, sizeof(aux_err),
 750                              "%s in-place, %sfragmented",
 751                              out_misalign ? "misaligned" : "aligned",
 752                              frag ? "" : "not ");
 753             } else {
 754                 BIO_snprintf(aux_err, sizeof(aux_err),
 755                              "%s output and %s input, %sfragmented",
 756                              out_misalign ? "misaligned" : "aligned",
 757                              inp_misalign ? "misaligned" : "aligned",
 758                              frag ? "" : "not ");
 759             }
 760             if (cdat->enc) {
 761                 rv = cipher_test_enc(t, 1, out_misalign, inp_misalign, frag);
 762                 /* Not fatal errors: return */
 763                 if (rv != 1) {
 764                     if (rv < 0)
 765                         return 0;
 766                     return 1;
 767                 }
 768             }
 769             if (cdat->enc != 1) {
 770                 rv = cipher_test_enc(t, 0, out_misalign, inp_misalign, frag);
 771                 /* Not fatal errors: return */
 772                 if (rv != 1) {
 773                     if (rv < 0)
 774                         return 0;
 775                     return 1;
 776                 }
 777             }
 778         }
 779
 780         if (out_misalign == 1 && frag == 0) {
 781             /*
 782              * XTS, CCM and Wrap modes have special requirements about input
 783              * lengths so we don't fragment for those
 784              */
 785             if (cdat->aead == EVP_CIPH_CCM_MODE
 786                     || EVP_CIPHER_mode(cdat->cipher) == EVP_CIPH_XTS_MODE
 787                     || EVP_CIPHER_mode(cdat->cipher) == EVP_CIPH_WRAP_MODE)
 788                 break;
 789             out_misalign = 0;
 790             frag++;
 791         } else {
 792             out_misalign++;
 793         }
 794     }
 795     t->aux_err = NULL;
 796
 797     return 1;
 798 }
 799
 800 static const EVP_TEST_METHOD cipher_test_method = {
 801     "Cipher",
 802     cipher_test_init,
 803     cipher_test_cleanup,
 804     cipher_test_parse,
 805     cipher_test_run
 806 };
 807
 808
 809 /**
 810 ***  MAC TESTS
 811 **/
 812
 813 typedef struct mac_data_st {
 814     /* MAC type */
 815     int type;
 816     /* Algorithm string for this MAC */
 817     char *alg;
 818     /* MAC key */
 819     unsigned char *key;
 820     size_t key_len;
 821     /* Input to MAC */
 822     unsigned char *input;
 823     size_t input_len;
 824     /* Expected output */
 825     unsigned char *output;
 826     size_t output_len;
 827 } MAC_DATA;
 828
 829 static int mac_test_init(EVP_TEST *t, const char *alg)
 830 {
 831     int type;
 832     MAC_DATA *mdat;
 833
 834     if (strcmp(alg, "HMAC") == 0) {
 835         type = EVP_PKEY_HMAC;
 836     } else if (strcmp(alg, "CMAC") == 0) {
 837 #ifndef OPENSSL_NO_CMAC
 838         type = EVP_PKEY_CMAC;
 839 #else
 840         t->skip = 1;
 841         return 1;
 842 #endif
 843     } else if (strcmp(alg, "Poly1305") == 0) {
 844 #ifndef OPENSSL_NO_POLY1305
 845         type = EVP_PKEY_POLY1305;
 846 #else
 847         t->skip = 1;
 848         return 1;
 849 #endif
 850     } else if (strcmp(alg, "SipHash") == 0) {
 851 #ifndef OPENSSL_NO_SIPHASH
 852         type = EVP_PKEY_SIPHASH;
 853 #else
 854         t->skip = 1;
 855         return 1;
 856 #endif
 857     } else
 858         return 0;
 859
 860     mdat = OPENSSL_zalloc(sizeof(*mdat));
 861     mdat->type = type;
 862     t->data = mdat;
 863     return 1;
 864 }
 865
 866 static void mac_test_cleanup(EVP_TEST *t)
 867 {
 868     MAC_DATA *mdat = t->data;
 869
 870     OPENSSL_free(mdat->alg);
 871     OPENSSL_free(mdat->key);
 872     OPENSSL_free(mdat->input);
 873     OPENSSL_free(mdat->output);
 874 }
 875
 876 static int mac_test_parse(EVP_TEST *t,
 877                           const char *keyword, const char *value)
 878 {
 879     MAC_DATA *mdata = t->data;
 880
 881     if (strcmp(keyword, "Key") == 0)
 882         return parse_bin(value, &mdata->key, &mdata->key_len);
 883     if (strcmp(keyword, "Algorithm") == 0) {
 884         mdata->alg = OPENSSL_strdup(value);
 885         if (!mdata->alg)
 886             return 0;
 887         return 1;
 888     }
 889     if (strcmp(keyword, "Input") == 0)
 890         return parse_bin(value, &mdata->input, &mdata->input_len);
 891     if (strcmp(keyword, "Output") == 0)
 892         return parse_bin(value, &mdata->output, &mdata->output_len);
 893     return 0;
 894 }
 895
 896 static int mac_test_run(EVP_TEST *t)
 897 {
 898     MAC_DATA *expected = t->data;
 899     EVP_MD_CTX *mctx = NULL;
 900     EVP_PKEY_CTX *pctx = NULL, *genctx = NULL;
 901     EVP_PKEY *key = NULL;
 902     const EVP_MD *md = NULL;
 903     unsigned char *got = NULL;
 904     size_t got_len;
 905
 906 #ifdef OPENSSL_NO_DES
 907     if (expected->alg != NULL && strstr(expected->alg, "DES") != NULL) {
 908         /* Skip DES */
 909         t->err = NULL;
 910         goto err;
 911     }
 912 #endif
 913
 914     if (!TEST_ptr(genctx = EVP_PKEY_CTX_new_id(expected->type, NULL))) {
 915         t->err = "MAC_PKEY_CTX_ERROR";
 916         goto err;
 917     }
 918
 919     if (EVP_PKEY_keygen_init(genctx) <= 0) {
 920         t->err = "MAC_KEYGEN_INIT_ERROR";
 921         goto err;
 922     }
 923     if (expected->type == EVP_PKEY_CMAC
 924              && EVP_PKEY_CTX_ctrl_str(genctx, "cipher", expected->alg) <= 0) {
 925         t->err = "MAC_ALGORITHM_SET_ERROR";
 926         goto err;
 927     }
 928
 929     if (EVP_PKEY_CTX_set_mac_key(genctx, expected->key,
 930                                  expected->key_len) <= 0) {
 931         t->err = "MAC_KEY_SET_ERROR";
 932         goto err;
 933     }
 934
 935     if (EVP_PKEY_keygen(genctx, &key) <= 0) {
 936         t->err = "MAC_KEY_GENERATE_ERROR";
 937         goto err;
 938     }
 939     if (expected->type == EVP_PKEY_HMAC) {
 940         if (!TEST_ptr(md = EVP_get_digestbyname(expected->alg))) {
 941             t->err = "MAC_ALGORITHM_SET_ERROR";
 942             goto err;
 943         }
 944     }
 945     if (!TEST_ptr(mctx = EVP_MD_CTX_new())) {
 946         t->err = "INTERNAL_ERROR";
 947         goto err;
 948     }
 949     if (!EVP_DigestSignInit(mctx, &pctx, md, NULL, key)) {
 950         t->err = "DIGESTSIGNINIT_ERROR";
 951         goto err;
 952     }
 953
 954     if (!EVP_DigestSignUpdate(mctx, expected->input, expected->input_len)) {
 955         t->err = "DIGESTSIGNUPDATE_ERROR";
 956         goto err;
 957     }
 958     if (!EVP_DigestSignFinal(mctx, NULL, &got_len)) {
 959         t->err = "DIGESTSIGNFINAL_LENGTH_ERROR";
 960         goto err;
 961     }
 962     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
 963         t->err = "TEST_FAILURE";
 964         goto err;
 965     }
 966     if (!EVP_DigestSignFinal(mctx, got, &got_len)
 967             || !TEST_mem_eq(expected->output, expected->output_len,
 968                             got, got_len)) {
 969         t->err = "TEST_MAC_ERR";
 970         goto err;
 971     }
 972     t->err = NULL;
 973  err:
 974     EVP_MD_CTX_free(mctx);
 975     OPENSSL_free(got);
 976     EVP_PKEY_CTX_free(genctx);
 977     EVP_PKEY_free(key);
 978     return 1;
 979 }
 980
 981 static const EVP_TEST_METHOD mac_test_method = {
 982     "MAC",
 983     mac_test_init,
 984     mac_test_cleanup,
 985     mac_test_parse,
 986     mac_test_run
 987 };
 988
 989
 990 /**
 991 ***  PUBLIC KEY TESTS
 992 ***  These are all very similar and share much common code.
 993 **/
 994
 995 typedef struct pkey_data_st {
 996     /* Context for this operation */
 997     EVP_PKEY_CTX *ctx;
 998     /* Key operation to perform */
 999     int (*keyop) (EVP_PKEY_CTX *ctx,
1000                   unsigned char *sig, size_t *siglen,
1001                   const unsigned char *tbs, size_t tbslen);
1002     /* Input to MAC */
1003     unsigned char *input;
1004     size_t input_len;
1005     /* Expected output */
1006     unsigned char *output;
1007     size_t output_len;
1008 } PKEY_DATA;
1009
1010 /*
1011  * Perform public key operation setup: lookup key, allocated ctx and call
1012  * the appropriate initialisation function
1013  */
1014 static int pkey_test_init(EVP_TEST *t, const char *name,
1015                           int use_public,
1016                           int (*keyopinit) (EVP_PKEY_CTX *ctx),
1017                           int (*keyop)(EVP_PKEY_CTX *ctx,
1018                                        unsigned char *sig, size_t *siglen,
1019                                        const unsigned char *tbs,
1020                                        size_t tbslen))
1021 {
1022     PKEY_DATA *kdata;
1023     EVP_PKEY *pkey = NULL;
1024     int rv = 0;
1025
1026     if (use_public)
1027         rv = find_key(&pkey, name, public_keys);
1028     if (rv == 0)
1029         rv = find_key(&pkey, name, private_keys);
1030     if (rv == 0 || pkey == NULL) {
1031         t->skip = 1;
1032         return 1;
1033     }
1034
1035     if (!TEST_ptr(kdata = OPENSSL_zalloc(sizeof(*kdata)))) {
1036         EVP_PKEY_free(pkey);
1037         return 0;
1038     }
1039     kdata->keyop = keyop;
1040     if (!TEST_ptr(kdata->ctx = EVP_PKEY_CTX_new(pkey, NULL))) {
1041         EVP_PKEY_free(pkey);
1042         OPENSSL_free(kdata);
1043         return 0;
1044     }
1045     if (keyopinit(kdata->ctx) <= 0)
1046         t->err = "KEYOP_INIT_ERROR";
1047     t->data = kdata;
1048     return 1;
1049 }
1050
1051 static void pkey_test_cleanup(EVP_TEST *t)
1052 {
1053     PKEY_DATA *kdata = t->data;
1054
1055     OPENSSL_free(kdata->input);
1056     OPENSSL_free(kdata->output);
1057     EVP_PKEY_CTX_free(kdata->ctx);
1058 }
1059
1060 static int pkey_test_ctrl(EVP_TEST *t, EVP_PKEY_CTX *pctx,
1061                           const char *value)
1062 {
1063     int rv;
1064     char *p, *tmpval;
1065
1066     if (!TEST_ptr(tmpval = OPENSSL_strdup(value)))
1067         return 0;
1068     p = strchr(tmpval, ':');
1069     if (p != NULL)
1070         *p++ = '\0';
1071     rv = EVP_PKEY_CTX_ctrl_str(pctx, tmpval, p);
1072     if (rv == -2) {
1073         t->err = "PKEY_CTRL_INVALID";
1074         rv = 1;
1075     } else if (p != NULL && rv <= 0) {
1076         /* If p has an OID and lookup fails assume disabled algorithm */
1077         int nid = OBJ_sn2nid(p);
1078
1079         if (nid == NID_undef)
1080              nid = OBJ_ln2nid(p);
1081         if (nid != NID_undef
1082                 && EVP_get_digestbynid(nid) == NULL
1083                 && EVP_get_cipherbynid(nid) == NULL) {
1084             t->skip = 1;
1085             rv = 1;
1086         } else {
1087             t->err = "PKEY_CTRL_ERROR";
1088             rv = 1;
1089         }
1090     }
1091     OPENSSL_free(tmpval);
1092     return rv > 0;
1093 }
1094
1095 static int pkey_test_parse(EVP_TEST *t,
1096                            const char *keyword, const char *value)
1097 {
1098     PKEY_DATA *kdata = t->data;
1099     if (strcmp(keyword, "Input") == 0)
1100         return parse_bin(value, &kdata->input, &kdata->input_len);
1101     if (strcmp(keyword, "Output") == 0)
1102         return parse_bin(value, &kdata->output, &kdata->output_len);
1103     if (strcmp(keyword, "Ctrl") == 0)
1104         return pkey_test_ctrl(t, kdata->ctx, value);
1105     return 0;
1106 }
1107
1108 static int pkey_test_run(EVP_TEST *t)
1109 {
1110     PKEY_DATA *expected = t->data;
1111     unsigned char *got = NULL;
1112     size_t got_len;
1113
1114     if (expected->keyop(expected->ctx, NULL, &got_len,
1115                         expected->input, expected->input_len) <= 0
1116             || !TEST_ptr(got = OPENSSL_malloc(got_len))) {
1117         t->err = "KEYOP_LENGTH_ERROR";
1118         goto err;
1119     }
1120     if (expected->keyop(expected->ctx, got, &got_len,
1121                         expected->input, expected->input_len) <= 0) {
1122         t->err = "KEYOP_ERROR";
1123         goto err;
1124     }
1125     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1126         t->err = "KEYOP_MISMATCH";
1127         goto err;
1128     }
1129     t->err = NULL;
1130  err:
1131     OPENSSL_free(got);
1132     return 1;
1133 }
1134
1135 static int sign_test_init(EVP_TEST *t, const char *name)
1136 {
1137     return pkey_test_init(t, name, 0, EVP_PKEY_sign_init, EVP_PKEY_sign);
1138 }
1139
1140 static const EVP_TEST_METHOD psign_test_method = {
1141     "Sign",
1142     sign_test_init,
1143     pkey_test_cleanup,
1144     pkey_test_parse,
1145     pkey_test_run
1146 };
1147
1148 static int verify_recover_test_init(EVP_TEST *t, const char *name)
1149 {
1150     return pkey_test_init(t, name, 1, EVP_PKEY_verify_recover_init,
1151                           EVP_PKEY_verify_recover);
1152 }
1153
1154 static const EVP_TEST_METHOD pverify_recover_test_method = {
1155     "VerifyRecover",
1156     verify_recover_test_init,
1157     pkey_test_cleanup,
1158     pkey_test_parse,
1159     pkey_test_run
1160 };
1161
1162 static int decrypt_test_init(EVP_TEST *t, const char *name)
1163 {
1164     return pkey_test_init(t, name, 0, EVP_PKEY_decrypt_init,
1165                           EVP_PKEY_decrypt);
1166 }
1167
1168 static const EVP_TEST_METHOD pdecrypt_test_method = {
1169     "Decrypt",
1170     decrypt_test_init,
1171     pkey_test_cleanup,
1172     pkey_test_parse,
1173     pkey_test_run
1174 };
1175
1176 static int verify_test_init(EVP_TEST *t, const char *name)
1177 {
1178     return pkey_test_init(t, name, 1, EVP_PKEY_verify_init, 0);
1179 }
1180
1181 static int verify_test_run(EVP_TEST *t)
1182 {
1183     PKEY_DATA *kdata = t->data;
1184
1185     if (EVP_PKEY_verify(kdata->ctx, kdata->output, kdata->output_len,
1186                         kdata->input, kdata->input_len) <= 0)
1187         t->err = "VERIFY_ERROR";
1188     return 1;
1189 }
1190
1191 static const EVP_TEST_METHOD pverify_test_method = {
1192     "Verify",
1193     verify_test_init,
1194     pkey_test_cleanup,
1195     pkey_test_parse,
1196     verify_test_run
1197 };
1198
1199
1200 static int pderive_test_init(EVP_TEST *t, const char *name)
1201 {
1202     return pkey_test_init(t, name, 0, EVP_PKEY_derive_init, 0);
1203 }
1204
1205 static int pderive_test_parse(EVP_TEST *t,
1206                               const char *keyword, const char *value)
1207 {
1208     PKEY_DATA *kdata = t->data;
1209
1210     if (strcmp(keyword, "PeerKey") == 0) {
1211         EVP_PKEY *peer;
1212         if (find_key(&peer, value, public_keys) == 0)
1213             return 0;
1214         if (EVP_PKEY_derive_set_peer(kdata->ctx, peer) <= 0)
1215             return 0;
1216         return 1;
1217     }
1218     if (strcmp(keyword, "SharedSecret") == 0)
1219         return parse_bin(value, &kdata->output, &kdata->output_len);
1220     if (strcmp(keyword, "Ctrl") == 0)
1221         return pkey_test_ctrl(t, kdata->ctx, value);
1222     return 0;
1223 }
1224
1225 static int pderive_test_run(EVP_TEST *t)
1226 {
1227     PKEY_DATA *expected = t->data;
1228     unsigned char *got = NULL;
1229     size_t got_len;
1230
1231     got_len = expected->output_len;
1232     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
1233         t->err = "DERIVE_ERROR";
1234         goto err;
1235     }
1236     if (EVP_PKEY_derive(expected->ctx, got, &got_len) <= 0) {
1237         t->err = "DERIVE_ERROR";
1238         goto err;
1239     }
1240     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1241         t->err = "SHARED_SECRET_MISMATCH";
1242         goto err;
1243     }
1244
1245     t->err = NULL;
1246  err:
1247     OPENSSL_free(got);
1248     return 1;
1249 }
1250
1251 static const EVP_TEST_METHOD pderive_test_method = {
1252     "Derive",
1253     pderive_test_init,
1254     pkey_test_cleanup,
1255     pderive_test_parse,
1256     pderive_test_run
1257 };
1258
1259
1260 /**
1261 ***  PBE TESTS
1262 **/
1263
1264 typedef enum pbe_type_enum {
1265     PBE_TYPE_INVALID = 0,
1266     PBE_TYPE_SCRYPT, PBE_TYPE_PBKDF2, PBE_TYPE_PKCS12
1267 } PBE_TYPE;
1268
1269 typedef struct pbe_data_st {
1270     PBE_TYPE pbe_type;
1271         /* scrypt parameters */
1272     uint64_t N, r, p, maxmem;
1273         /* PKCS#12 parameters */
1274     int id, iter;
1275     const EVP_MD *md;
1276         /* password */
1277     unsigned char *pass;
1278     size_t pass_len;
1279         /* salt */
1280     unsigned char *salt;
1281     size_t salt_len;
1282         /* Expected output */
1283     unsigned char *key;
1284     size_t key_len;
1285 } PBE_DATA;
1286
1287 #ifndef OPENSSL_NO_SCRYPT
1288 /*
1289  * Parse unsigned decimal 64 bit integer value
1290  */
1291 static int parse_uint64(const char *value, uint64_t *pr)
1292 {
1293     const char *p = value;
1294
1295     if (!TEST_true(*p)) {
1296         TEST_info("Invalid empty integer value");
1297         return -1;
1298     }
1299     for (*pr = 0; *p; ) {
1300         if (*pr > UINT64_MAX / 10) {
1301             TEST_error("Integer overflow in string %s", value);
1302             return -1;
1303         }
1304         *pr *= 10;
1305         if (!TEST_true(isdigit((unsigned char)*p))) {
1306             TEST_error("Invalid character in string %s", value);
1307             return -1;
1308         }
1309         *pr += *p - '0';
1310         p++;
1311     }
1312     return 1;
1313 }
1314
1315 static int scrypt_test_parse(EVP_TEST *t,
1316                              const char *keyword, const char *value)
1317 {
1318     PBE_DATA *pdata = t->data;
1319
1320     if (strcmp(keyword, "N") == 0)
1321         return parse_uint64(value, &pdata->N);
1322     if (strcmp(keyword, "p") == 0)
1323         return parse_uint64(value, &pdata->p);
1324     if (strcmp(keyword, "r") == 0)
1325         return parse_uint64(value, &pdata->r);
1326     if (strcmp(keyword, "maxmem") == 0)
1327         return parse_uint64(value, &pdata->maxmem);
1328     return 0;
1329 }
1330 #endif
1331
1332 static int pbkdf2_test_parse(EVP_TEST *t,
1333                              const char *keyword, const char *value)
1334 {
1335     PBE_DATA *pdata = t->data;
1336
1337     if (strcmp(keyword, "iter") == 0) {
1338         pdata->iter = atoi(value);
1339         if (pdata->iter <= 0)
1340             return -1;
1341         return 1;
1342     }
1343     if (strcmp(keyword, "MD") == 0) {
1344         pdata->md = EVP_get_digestbyname(value);
1345         if (pdata->md == NULL)
1346             return -1;
1347         return 1;
1348     }
1349     return 0;
1350 }
1351
1352 static int pkcs12_test_parse(EVP_TEST *t,
1353                              const char *keyword, const char *value)
1354 {
1355     PBE_DATA *pdata = t->data;
1356
1357     if (strcmp(keyword, "id") == 0) {
1358         pdata->id = atoi(value);
1359         if (pdata->id <= 0)
1360             return -1;
1361         return 1;
1362     }
1363     return pbkdf2_test_parse(t, keyword, value);
1364 }
1365
1366 static int pbe_test_init(EVP_TEST *t, const char *alg)
1367 {
1368     PBE_DATA *pdat;
1369     PBE_TYPE pbe_type = PBE_TYPE_INVALID;
1370
1371     if (strcmp(alg, "scrypt") == 0) {
1372 #ifndef OPENSSL_NO_SCRYPT
1373         pbe_type = PBE_TYPE_SCRYPT;
1374 #else
1375         t->skip = 1;
1376         return 1;
1377 #endif
1378     } else if (strcmp(alg, "pbkdf2") == 0) {
1379         pbe_type = PBE_TYPE_PBKDF2;
1380     } else if (strcmp(alg, "pkcs12") == 0) {
1381         pbe_type = PBE_TYPE_PKCS12;
1382     } else {
1383         TEST_error("Unknown pbe algorithm %s", alg);
1384     }
1385     pdat = OPENSSL_zalloc(sizeof(*pdat));
1386     pdat->pbe_type = pbe_type;
1387     t->data = pdat;
1388     return 1;
1389 }
1390
1391 static void pbe_test_cleanup(EVP_TEST *t)
1392 {
1393     PBE_DATA *pdat = t->data;
1394
1395     OPENSSL_free(pdat->pass);
1396     OPENSSL_free(pdat->salt);
1397     OPENSSL_free(pdat->key);
1398 }
1399
1400 static int pbe_test_parse(EVP_TEST *t,
1401                           const char *keyword, const char *value)
1402 {
1403     PBE_DATA *pdata = t->data;
1404
1405     if (strcmp(keyword, "Password") == 0)
1406         return parse_bin(value, &pdata->pass, &pdata->pass_len);
1407     if (strcmp(keyword, "Salt") == 0)
1408         return parse_bin(value, &pdata->salt, &pdata->salt_len);
1409     if (strcmp(keyword, "Key") == 0)
1410         return parse_bin(value, &pdata->key, &pdata->key_len);
1411     if (pdata->pbe_type == PBE_TYPE_PBKDF2)
1412         return pbkdf2_test_parse(t, keyword, value);
1413     else if (pdata->pbe_type == PBE_TYPE_PKCS12)
1414         return pkcs12_test_parse(t, keyword, value);
1415 #ifndef OPENSSL_NO_SCRYPT
1416     else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
1417         return scrypt_test_parse(t, keyword, value);
1418 #endif
1419     return 0;
1420 }
1421
1422 static int pbe_test_run(EVP_TEST *t)
1423 {
1424     PBE_DATA *expected = t->data;
1425     unsigned char *key;
1426
1427     if (!TEST_ptr(key = OPENSSL_malloc(expected->key_len))) {
1428         t->err = "INTERNAL_ERROR";
1429         goto err;
1430     }
1431     if (expected->pbe_type == PBE_TYPE_PBKDF2) {
1432         if (PKCS5_PBKDF2_HMAC((char *)expected->pass, expected->pass_len,
1433                               expected->salt, expected->salt_len,
1434                               expected->iter, expected->md,
1435                               expected->key_len, key) == 0) {
1436             t->err = "PBKDF2_ERROR";
1437             goto err;
1438         }
1439 #ifndef OPENSSL_NO_SCRYPT
1440     } else if (expected->pbe_type == PBE_TYPE_SCRYPT) {
1441         if (EVP_PBE_scrypt((const char *)expected->pass, expected->pass_len,
1442                            expected->salt, expected->salt_len, expected->N,
1443                            expected->r, expected->p, expected->maxmem,
1444                            key, expected->key_len) == 0) {
1445             t->err = "SCRYPT_ERROR";
1446             goto err;
1447         }
1448 #endif
1449     } else if (expected->pbe_type == PBE_TYPE_PKCS12) {
1450         if (PKCS12_key_gen_uni(expected->pass, expected->pass_len,
1451                                expected->salt, expected->salt_len,
1452                                expected->id, expected->iter, expected->key_len,
1453                                key, expected->md) == 0) {
1454             t->err = "PKCS12_ERROR";
1455             goto err;
1456         }
1457     }
1458     if (!TEST_mem_eq(expected->key, expected->key_len,
1459                      key, expected->key_len)) {
1460         t->err = "KEY_MISMATCH";
1461         goto err;
1462     }
1463     t->err = NULL;
1464 err:
1465     OPENSSL_free(key);
1466     return 1;
1467 }
1468
1469 static const EVP_TEST_METHOD pbe_test_method = {
1470     "PBE",
1471     pbe_test_init,
1472     pbe_test_cleanup,
1473     pbe_test_parse,
1474     pbe_test_run
1475 };
1476
1477
1478 /**
1479 ***  BASE64 TESTS
1480 **/
1481
1482 typedef enum {
1483     BASE64_CANONICAL_ENCODING = 0,
1484     BASE64_VALID_ENCODING = 1,
1485     BASE64_INVALID_ENCODING = 2
1486 } base64_encoding_type;
1487
1488 typedef struct encode_data_st {
1489     /* Input to encoding */
1490     unsigned char *input;
1491     size_t input_len;
1492     /* Expected output */
1493     unsigned char *output;
1494     size_t output_len;
1495     base64_encoding_type encoding;
1496 } ENCODE_DATA;
1497
1498 static int encode_test_init(EVP_TEST *t, const char *encoding)
1499 {
1500     ENCODE_DATA *edata;
1501
1502     if (!TEST_ptr(edata = OPENSSL_zalloc(sizeof(*edata))))
1503         return 0;
1504     if (strcmp(encoding, "canonical") == 0) {
1505         edata->encoding = BASE64_CANONICAL_ENCODING;
1506     } else if (strcmp(encoding, "valid") == 0) {
1507         edata->encoding = BASE64_VALID_ENCODING;
1508     } else if (strcmp(encoding, "invalid") == 0) {
1509         edata->encoding = BASE64_INVALID_ENCODING;
1510         if (!TEST_ptr(t->expected_err = OPENSSL_strdup("DECODE_ERROR")))
1511             return 0;
1512     } else {
1513         TEST_error("Bad encoding: %s."
1514                    " Should be one of {canonical, valid, invalid}",
1515                    encoding);
1516         return 0;
1517     }
1518     t->data = edata;
1519     return 1;
1520 }
1521
1522 static void encode_test_cleanup(EVP_TEST *t)
1523 {
1524     ENCODE_DATA *edata = t->data;
1525
1526     OPENSSL_free(edata->input);
1527     OPENSSL_free(edata->output);
1528     memset(edata, 0, sizeof(*edata));
1529 }
1530
1531 static int encode_test_parse(EVP_TEST *t,
1532                              const char *keyword, const char *value)
1533 {
1534     ENCODE_DATA *edata = t->data;
1535
1536     if (strcmp(keyword, "Input") == 0)
1537         return parse_bin(value, &edata->input, &edata->input_len);
1538     if (strcmp(keyword, "Output") == 0)
1539         return parse_bin(value, &edata->output, &edata->output_len);
1540     return 0;
1541 }
1542
1543 static int encode_test_run(EVP_TEST *t)
1544 {
1545     ENCODE_DATA *expected = t->data;
1546     unsigned char *encode_out = NULL, *decode_out = NULL;
1547     int output_len, chunk_len;
1548     EVP_ENCODE_CTX *decode_ctx;
1549
1550     if (!TEST_ptr(decode_ctx = EVP_ENCODE_CTX_new())) {
1551         t->err = "INTERNAL_ERROR";
1552         goto err;
1553     }
1554
1555     if (expected->encoding == BASE64_CANONICAL_ENCODING) {
1556         EVP_ENCODE_CTX *encode_ctx;
1557
1558         if (!TEST_ptr(encode_ctx = EVP_ENCODE_CTX_new())
1559                 || !TEST_ptr(encode_out =
1560                         OPENSSL_malloc(EVP_ENCODE_LENGTH(expected->input_len))))
1561             goto err;
1562
1563         EVP_EncodeInit(encode_ctx);
1564         EVP_EncodeUpdate(encode_ctx, encode_out, &chunk_len,
1565                          expected->input, expected->input_len);
1566         output_len = chunk_len;
1567
1568         EVP_EncodeFinal(encode_ctx, encode_out + chunk_len, &chunk_len);
1569         output_len += chunk_len;
1570
1571         EVP_ENCODE_CTX_free(encode_ctx);
1572
1573         if (!TEST_mem_eq(expected->output, expected->output_len,
1574                          encode_out, output_len)) {
1575             t->err = "BAD_ENCODING";
1576             goto err;
1577         }
1578     }
1579
1580     if (!TEST_ptr(decode_out =
1581                 OPENSSL_malloc(EVP_DECODE_LENGTH(expected->output_len))))
1582         goto err;
1583
1584     EVP_DecodeInit(decode_ctx);
1585     if (EVP_DecodeUpdate(decode_ctx, decode_out, &chunk_len, expected->output,
1586                          expected->output_len) < 0) {
1587         t->err = "DECODE_ERROR";
1588         goto err;
1589     }
1590     output_len = chunk_len;
1591
1592     if (EVP_DecodeFinal(decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
1593         t->err = "DECODE_ERROR";
1594         goto err;
1595     }
1596     output_len += chunk_len;
1597
1598     if (expected->encoding != BASE64_INVALID_ENCODING
1599             && !TEST_mem_eq(expected->input, expected->input_len,
1600                             decode_out, output_len)) {
1601         t->err = "BAD_DECODING";
1602         goto err;
1603     }
1604
1605     t->err = NULL;
1606  err:
1607     OPENSSL_free(encode_out);
1608     OPENSSL_free(decode_out);
1609     EVP_ENCODE_CTX_free(decode_ctx);
1610     return 1;
1611 }
1612
1613 static const EVP_TEST_METHOD encode_test_method = {
1614     "Encoding",
1615     encode_test_init,
1616     encode_test_cleanup,
1617     encode_test_parse,
1618     encode_test_run,
1619 };
1620
1621 /**
1622 ***  KDF TESTS
1623 **/
1624
1625 typedef struct kdf_data_st {
1626     /* Context for this operation */
1627     EVP_PKEY_CTX *ctx;
1628     /* Expected output */
1629     unsigned char *output;
1630     size_t output_len;
1631 } KDF_DATA;
1632
1633 /*
1634  * Perform public key operation setup: lookup key, allocated ctx and call
1635  * the appropriate initialisation function
1636  */
1637 static int kdf_test_init(EVP_TEST *t, const char *name)
1638 {
1639     KDF_DATA *kdata;
1640     int kdf_nid = OBJ_sn2nid(name);
1641
1642     if (kdf_nid == NID_undef)
1643         kdf_nid = OBJ_ln2nid(name);
1644
1645     if (!TEST_ptr(kdata = OPENSSL_zalloc(sizeof(*kdata))))
1646         return 0;
1647     kdata->ctx = EVP_PKEY_CTX_new_id(kdf_nid, NULL);
1648     if (kdata->ctx == NULL) {
1649         OPENSSL_free(kdata);
1650         return 0;
1651     }
1652     if (EVP_PKEY_derive_init(kdata->ctx) <= 0) {
1653         EVP_PKEY_CTX_free(kdata->ctx);
1654         OPENSSL_free(kdata);
1655         return 0;
1656     }
1657     t->data = kdata;
1658     return 1;
1659 }
1660
1661 static void kdf_test_cleanup(EVP_TEST *t)
1662 {
1663     KDF_DATA *kdata = t->data;
1664     OPENSSL_free(kdata->output);
1665     EVP_PKEY_CTX_free(kdata->ctx);
1666 }
1667
1668 static int kdf_test_parse(EVP_TEST *t,
1669                           const char *keyword, const char *value)
1670 {
1671     KDF_DATA *kdata = t->data;
1672
1673     if (strcmp(keyword, "Output") == 0)
1674         return parse_bin(value, &kdata->output, &kdata->output_len);
1675     if (strncmp(keyword, "Ctrl", 4) == 0)
1676         return pkey_test_ctrl(t, kdata->ctx, value);
1677     return 0;
1678 }
1679
1680 static int kdf_test_run(EVP_TEST *t)
1681 {
1682     KDF_DATA *expected = t->data;
1683     unsigned char *got = NULL;
1684     size_t got_len = expected->output_len;
1685
1686     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
1687         t->err = "INTERNAL_ERROR";
1688         goto err;
1689     }
1690     if (EVP_PKEY_derive(expected->ctx, got, &got_len) <= 0) {
1691         t->err = "KDF_DERIVE_ERROR";
1692         goto err;
1693     }
1694     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1695         t->err = "KDF_MISMATCH";
1696         goto err;
1697     }
1698     t->err = NULL;
1699
1700  err:
1701     OPENSSL_free(got);
1702     return 1;
1703 }
1704
1705 static const EVP_TEST_METHOD kdf_test_method = {
1706     "KDF",
1707     kdf_test_init,
1708     kdf_test_cleanup,
1709     kdf_test_parse,
1710     kdf_test_run
1711 };
1712
1713
1714 /**
1715 ***  KEYPAIR TESTS
1716 **/
1717
1718 typedef struct keypair_test_data_st {
1719     EVP_PKEY *privk;
1720     EVP_PKEY *pubk;
1721 } KEYPAIR_TEST_DATA;
1722
1723 static int keypair_test_init(EVP_TEST *t, const char *pair)
1724 {
1725     KEYPAIR_TEST_DATA *data;
1726     int rv = 0;
1727     EVP_PKEY *pk = NULL, *pubk = NULL;
1728     char *pub, *priv = NULL;
1729
1730     /* Split private and public names. */
1731     if (!TEST_ptr(priv = OPENSSL_strdup(pair))
1732             || !TEST_ptr(pub = strchr(priv, ':'))) {
1733         t->err = "PARSING_ERROR";
1734         goto end;
1735     }
1736     *pub++ = '\0';
1737
1738     if (!TEST_true(find_key(&pk, priv, private_keys))) {
1739         TEST_info("Can't find private key: %s", priv);
1740         t->err = "MISSING_PRIVATE_KEY";
1741         goto end;
1742     }
1743     if (!TEST_true(find_key(&pubk, pub, public_keys))) {
1744         TEST_info("Can't find public key: %s", pub);
1745         t->err = "MISSING_PUBLIC_KEY";
1746         goto end;
1747     }
1748
1749     if (pk == NULL && pubk == NULL) {
1750         /* Both keys are listed but unsupported: skip this test */
1751         t->skip = 1;
1752         rv = 1;
1753         goto end;
1754     }
1755
1756     if (!TEST_ptr(data = OPENSSL_malloc(sizeof(*data))))
1757         goto end;
1758     data->privk = pk;
1759     data->pubk = pubk;
1760     t->data = data;
1761     rv = 1;
1762     t->err = NULL;
1763
1764 end:
1765     OPENSSL_free(priv);
1766     return rv;
1767 }
1768
1769 static void keypair_test_cleanup(EVP_TEST *t)
1770 {
1771     OPENSSL_free(t->data);
1772     t->data = NULL;
1773 }
1774
1775 /*
1776  * For tests that do not accept any custom keywords.
1777  */
1778 static int void_test_parse(EVP_TEST *t, const char *keyword, const char *value)
1779 {
1780     return 0;
1781 }
1782
1783 static int keypair_test_run(EVP_TEST *t)
1784 {
1785     int rv = 0;
1786     const KEYPAIR_TEST_DATA *pair = t->data;
1787
1788     if (pair->privk == NULL || pair->pubk == NULL) {
1789         /*
1790          * this can only happen if only one of the keys is not set
1791          * which means that one of them was unsupported while the
1792          * other isn't: hence a key type mismatch.
1793          */
1794         t->err = "KEYPAIR_TYPE_MISMATCH";
1795         rv = 1;
1796         goto end;
1797     }
1798
1799     if ((rv = EVP_PKEY_cmp(pair->privk, pair->pubk)) != 1 ) {
1800         if ( 0 == rv ) {
1801             t->err = "KEYPAIR_MISMATCH";
1802         } else if ( -1 == rv ) {
1803             t->err = "KEYPAIR_TYPE_MISMATCH";
1804         } else if ( -2 == rv ) {
1805             t->err = "UNSUPPORTED_KEY_COMPARISON";
1806         } else {
1807             TEST_error("Unexpected error in key comparison");
1808             rv = 0;
1809             goto end;
1810         }
1811         rv = 1;
1812         goto end;
1813     }
1814
1815     rv = 1;
1816     t->err = NULL;
1817
1818 end:
1819     return rv;
1820 }
1821
1822 static const EVP_TEST_METHOD keypair_test_method = {
1823     "PrivPubKeyPair",
1824     keypair_test_init,
1825     keypair_test_cleanup,
1826     void_test_parse,
1827     keypair_test_run
1828 };
1829
1830 /**
1831 ***  KEYGEN TEST
1832 **/
1833
1834 typedef struct keygen_test_data_st {
1835     EVP_PKEY_CTX *genctx; /* Keygen context to use */
1836     char *keyname; /* Key name to store key or NULL */
1837 } KEYGEN_TEST_DATA;
1838
1839 static int keygen_test_init(EVP_TEST *t, const char *alg)
1840 {
1841     KEYGEN_TEST_DATA *data;
1842     EVP_PKEY_CTX *genctx;
1843     int nid = OBJ_sn2nid(alg);
1844
1845     if (nid == NID_undef) {
1846         nid = OBJ_ln2nid(alg);
1847         if (nid == NID_undef)
1848             return 0;
1849     }
1850
1851     if (!TEST_ptr(genctx = EVP_PKEY_CTX_new_id(nid, NULL))) {
1852         /* assume algorithm disabled */
1853         t->skip = 1;
1854         return 1;
1855     }
1856
1857     if (EVP_PKEY_keygen_init(genctx) <= 0) {
1858         t->err = "KEYGEN_INIT_ERROR";
1859         goto err;
1860     }
1861
1862     if (!TEST_ptr(data = OPENSSL_malloc(sizeof(*data))))
1863         goto err;
1864     data->genctx = genctx;
1865     data->keyname = NULL;
1866     t->data = data;
1867     t->err = NULL;
1868     return 1;
1869
1870 err:
1871     EVP_PKEY_CTX_free(genctx);
1872     return 0;
1873 }
1874
1875 static void keygen_test_cleanup(EVP_TEST *t)
1876 {
1877     KEYGEN_TEST_DATA *keygen = t->data;
1878
1879     EVP_PKEY_CTX_free(keygen->genctx);
1880     OPENSSL_free(keygen->keyname);
1881     OPENSSL_free(t->data);
1882     t->data = NULL;
1883 }
1884
1885 static int keygen_test_parse(EVP_TEST *t,
1886                              const char *keyword, const char *value)
1887 {
1888     KEYGEN_TEST_DATA *keygen = t->data;
1889
1890     if (strcmp(keyword, "KeyName") == 0)
1891         return TEST_ptr(keygen->keyname = OPENSSL_strdup(value));
1892     if (strcmp(keyword, "Ctrl") == 0)
1893         return pkey_test_ctrl(t, keygen->genctx, value);
1894     return 0;
1895 }
1896
1897 static int keygen_test_run(EVP_TEST *t)
1898 {
1899     KEYGEN_TEST_DATA *keygen = t->data;
1900     EVP_PKEY *pkey = NULL;
1901
1902     t->err = NULL;
1903     if (EVP_PKEY_keygen(keygen->genctx, &pkey) <= 0) {
1904         t->err = "KEYGEN_GENERATE_ERROR";
1905         goto err;
1906     }
1907
1908     if (keygen->keyname != NULL) {
1909         KEY_LIST *key;
1910
1911         if (find_key(NULL, keygen->keyname, private_keys)) {
1912             TEST_info("Duplicate key %s", keygen->keyname);
1913             goto err;
1914         }
1915
1916         if (!TEST_ptr(key = OPENSSL_malloc(sizeof(*key))))
1917             goto err;
1918         key->name = keygen->keyname;
1919         keygen->keyname = NULL;
1920         key->key = pkey;
1921         key->next = private_keys;
1922         private_keys = key;
1923     } else {
1924         EVP_PKEY_free(pkey);
1925     }
1926
1927     return 1;
1928
1929 err:
1930     EVP_PKEY_free(pkey);
1931     return 0;
1932 }
1933
1934 static const EVP_TEST_METHOD keygen_test_method = {
1935     "KeyGen",
1936     keygen_test_init,
1937     keygen_test_cleanup,
1938     keygen_test_parse,
1939     keygen_test_run,
1940 };
1941
1942 /**
1943 ***  DIGEST SIGN+VERIFY TESTS
1944 **/
1945
1946 typedef struct {
1947     int is_verify; /* Set to 1 if verifying */
1948     int is_oneshot; /* Set to 1 for one shot operation */
1949     const EVP_MD *md; /* Digest to use */
1950     EVP_MD_CTX *ctx; /* Digest context */
1951     EVP_PKEY_CTX *pctx;
1952     STACK_OF(EVP_TEST_BUFFER) *input; /* Input data: streaming */
1953     unsigned char *osin; /* Input data if one shot */
1954     size_t osin_len; /* Input length data if one shot */
1955     unsigned char *output; /* Expected output */
1956     size_t output_len; /* Expected output length */
1957 } DIGESTSIGN_DATA;
1958
1959 static int digestsigver_test_init(EVP_TEST *t, const char *alg, int is_verify,
1960                                   int is_oneshot)
1961 {
1962     const EVP_MD *md = NULL;
1963     DIGESTSIGN_DATA *mdat;
1964
1965     if (strcmp(alg, "NULL") != 0) {
1966         if ((md = EVP_get_digestbyname(alg)) == NULL) {
1967             /* If alg has an OID assume disabled algorithm */
1968             if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
1969                 t->skip = 1;
1970                 return 1;
1971             }
1972             return 0;
1973         }
1974     }
1975     if (!TEST_ptr(mdat = OPENSSL_zalloc(sizeof(*mdat))))
1976         return 0;
1977     mdat->md = md;
1978     if (!TEST_ptr(mdat->ctx = EVP_MD_CTX_new())) {
1979         OPENSSL_free(mdat);
1980         return 0;
1981     }
1982     mdat->is_verify = is_verify;
1983     mdat->is_oneshot = is_oneshot;
1984     t->data = mdat;
1985     return 1;
1986 }
1987
1988 static int digestsign_test_init(EVP_TEST *t, const char *alg)
1989 {
1990     return digestsigver_test_init(t, alg, 0, 0);
1991 }
1992
1993 static void digestsigver_test_cleanup(EVP_TEST *t)
1994 {
1995     DIGESTSIGN_DATA *mdata = t->data;
1996
1997     EVP_MD_CTX_free(mdata->ctx);
1998     sk_EVP_TEST_BUFFER_pop_free(mdata->input, evp_test_buffer_free);
1999     OPENSSL_free(mdata->osin);
2000     OPENSSL_free(mdata->output);
2001     OPENSSL_free(mdata);
2002     t->data = NULL;
2003 }
2004
2005 static int digestsigver_test_parse(EVP_TEST *t,
2006                                    const char *keyword, const char *value)
2007 {
2008     DIGESTSIGN_DATA *mdata = t->data;
2009
2010     if (strcmp(keyword, "Key") == 0) {
2011         EVP_PKEY *pkey = NULL;
2012         int rv = 0;
2013
2014         if (mdata->is_verify)
2015             rv = find_key(&pkey, value, public_keys);
2016         if (rv == 0)
2017             rv = find_key(&pkey, value, private_keys);
2018         if (rv == 0 || pkey == NULL) {
2019             t->skip = 1;
2020             return 1;
2021         }
2022         if (mdata->is_verify) {
2023             if (!EVP_DigestVerifyInit(mdata->ctx, &mdata->pctx, mdata->md,
2024                                       NULL, pkey))
2025                 t->err = "DIGESTVERIFYINIT_ERROR";
2026             return 1;
2027         }
2028         if (!EVP_DigestSignInit(mdata->ctx, &mdata->pctx, mdata->md, NULL,
2029                                 pkey))
2030             t->err = "DIGESTSIGNINIT_ERROR";
2031         return 1;
2032     }
2033
2034     if (strcmp(keyword, "Input") == 0) {
2035         if (mdata->is_oneshot)
2036             return parse_bin(value, &mdata->osin, &mdata->osin_len);
2037         return evp_test_buffer_append(value, &mdata->input);
2038     }
2039     if (strcmp(keyword, "Output") == 0)
2040         return parse_bin(value, &mdata->output, &mdata->output_len);
2041
2042     if (!mdata->is_oneshot) {
2043         if (strcmp(keyword, "Count") == 0)
2044             return evp_test_buffer_set_count(value, mdata->input);
2045         if (strcmp(keyword, "Ncopy") == 0)
2046             return evp_test_buffer_ncopy(value, mdata->input);
2047     }
2048     if (strcmp(keyword, "Ctrl") == 0) {
2049         if (mdata->pctx == NULL)
2050             return 0;
2051         return pkey_test_ctrl(t, mdata->pctx, value);
2052     }
2053     return 0;
2054 }
2055
2056 static int digestsign_update_fn(void *ctx, const unsigned char *buf,
2057                                 size_t buflen)
2058 {
2059     return EVP_DigestSignUpdate(ctx, buf, buflen);
2060 }
2061
2062 static int digestsign_test_run(EVP_TEST *t)
2063 {
2064     DIGESTSIGN_DATA *expected = t->data;
2065     unsigned char *got = NULL;
2066     size_t got_len;
2067
2068     if (!evp_test_buffer_do(expected->input, digestsign_update_fn,
2069                             expected->ctx)) {
2070         t->err = "DIGESTUPDATE_ERROR";
2071         goto err;
2072     }
2073
2074     if (!EVP_DigestSignFinal(expected->ctx, NULL, &got_len)) {
2075         t->err = "DIGESTSIGNFINAL_LENGTH_ERROR";
2076         goto err;
2077     }
2078     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
2079         t->err = "MALLOC_FAILURE";
2080         goto err;
2081     }
2082     if (!EVP_DigestSignFinal(expected->ctx, got, &got_len)) {
2083         t->err = "DIGESTSIGNFINAL_ERROR";
2084         goto err;
2085     }
2086     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
2087         t->err = "SIGNATURE_MISMATCH";
2088         goto err;
2089     }
2090
2091  err:
2092     OPENSSL_free(got);
2093     return 1;
2094 }
2095
2096 static const EVP_TEST_METHOD digestsign_test_method = {
2097     "DigestSign",
2098     digestsign_test_init,
2099     digestsigver_test_cleanup,
2100     digestsigver_test_parse,
2101     digestsign_test_run
2102 };
2103
2104 static int digestverify_test_init(EVP_TEST *t, const char *alg)
2105 {
2106     return digestsigver_test_init(t, alg, 1, 0);
2107 }
2108
2109 static int digestverify_update_fn(void *ctx, const unsigned char *buf,
2110                                   size_t buflen)
2111 {
2112     return EVP_DigestVerifyUpdate(ctx, buf, buflen);
2113 }
2114
2115 static int digestverify_test_run(EVP_TEST *t)
2116 {
2117     DIGESTSIGN_DATA *mdata = t->data;
2118
2119     if (!evp_test_buffer_do(mdata->input, digestverify_update_fn, mdata->ctx)) {
2120         t->err = "DIGESTUPDATE_ERROR";
2121         return 1;
2122     }
2123
2124     if (EVP_DigestVerifyFinal(mdata->ctx, mdata->output,
2125                               mdata->output_len) <= 0)
2126         t->err = "VERIFY_ERROR";
2127     return 1;
2128 }
2129
2130 static const EVP_TEST_METHOD digestverify_test_method = {
2131     "DigestVerify",
2132     digestverify_test_init,
2133     digestsigver_test_cleanup,
2134     digestsigver_test_parse,
2135     digestverify_test_run
2136 };
2137
2138 static int oneshot_digestsign_test_init(EVP_TEST *t, const char *alg)
2139 {
2140     return digestsigver_test_init(t, alg, 0, 1);
2141 }
2142
2143 static int oneshot_digestsign_test_run(EVP_TEST *t)
2144 {
2145     DIGESTSIGN_DATA *expected = t->data;
2146     unsigned char *got = NULL;
2147     size_t got_len;
2148
2149     if (!EVP_DigestSign(expected->ctx, NULL, &got_len,
2150                         expected->osin, expected->osin_len)) {
2151         t->err = "DIGESTSIGN_LENGTH_ERROR";
2152         goto err;
2153     }
2154     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
2155         t->err = "MALLOC_FAILURE";
2156         goto err;
2157     }
2158     if (!EVP_DigestSign(expected->ctx, got, &got_len,
2159                         expected->osin, expected->osin_len)) {
2160         t->err = "DIGESTSIGN_ERROR";
2161         goto err;
2162     }
2163     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
2164         t->err = "SIGNATURE_MISMATCH";
2165         goto err;
2166     }
2167
2168  err:
2169     OPENSSL_free(got);
2170     return 1;
2171 }
2172
2173 static const EVP_TEST_METHOD oneshot_digestsign_test_method = {
2174     "OneShotDigestSign",
2175     oneshot_digestsign_test_init,
2176     digestsigver_test_cleanup,
2177     digestsigver_test_parse,
2178     oneshot_digestsign_test_run
2179 };
2180
2181 static int oneshot_digestverify_test_init(EVP_TEST *t, const char *alg)
2182 {
2183     return digestsigver_test_init(t, alg, 1, 1);
2184 }
2185
2186 static int oneshot_digestverify_test_run(EVP_TEST *t)
2187 {
2188     DIGESTSIGN_DATA *mdata = t->data;
2189
2190     if (EVP_DigestVerify(mdata->ctx, mdata->output, mdata->output_len,
2191                          mdata->osin, mdata->osin_len) <= 0)
2192         t->err = "VERIFY_ERROR";
2193     return 1;
2194 }
2195
2196 static const EVP_TEST_METHOD oneshot_digestverify_test_method = {
2197     "OneShotDigestVerify",
2198     oneshot_digestverify_test_init,
2199     digestsigver_test_cleanup,
2200     digestsigver_test_parse,
2201     oneshot_digestverify_test_run
2202 };
2203
2204
2205 /**
2206 ***  PARSING AND DISPATCH
2207 **/
2208
2209 static const EVP_TEST_METHOD *evp_test_list[] = {
2210     &cipher_test_method,
2211     &digest_test_method,
2212     &digestsign_test_method,
2213     &digestverify_test_method,
2214     &encode_test_method,
2215     &kdf_test_method,
2216     &keypair_test_method,
2217     &keygen_test_method,
2218     &mac_test_method,
2219     &oneshot_digestsign_test_method,
2220     &oneshot_digestverify_test_method,
2221     &pbe_test_method,
2222     &pdecrypt_test_method,
2223     &pderive_test_method,
2224     &psign_test_method,
2225     &pverify_recover_test_method,
2226     &pverify_test_method,
2227     NULL
2228 };
2229
2230 static const EVP_TEST_METHOD *find_test(const char *name)
2231 {
2232     const EVP_TEST_METHOD **tt;
2233
2234     for (tt = evp_test_list; *tt; tt++) {
2235         if (strcmp(name, (*tt)->name) == 0)
2236             return *tt;
2237     }
2238     return NULL;
2239 }
2240
2241 static void clear_test(EVP_TEST *t)
2242 {
2243     test_clearstanza(&t->s);
2244     ERR_clear_error();
2245     if (t->data != NULL) {
2246         if (t->meth != NULL)
2247             t->meth->cleanup(t);
2248         OPENSSL_free(t->data);
2249         t->data = NULL;
2250     }
2251     OPENSSL_free(t->expected_err);
2252     t->expected_err = NULL;
2253     OPENSSL_free(t->func);
2254     t->func = NULL;
2255     OPENSSL_free(t->reason);
2256     t->reason = NULL;
2257
2258     /* Text literal. */
2259     t->err = NULL;
2260     t->skip = 0;
2261     t->meth = NULL;
2262 }
2263
2264 /*
2265  * Check for errors in the test structure; return 1 if okay, else 0.
2266  */
2267 static int check_test_error(EVP_TEST *t)
2268 {
2269     unsigned long err;
2270     const char *func;
2271     const char *reason;
2272
2273     if (t->err == NULL && t->expected_err == NULL)
2274         return 1;
2275     if (t->err != NULL && t->expected_err == NULL) {
2276         if (t->aux_err != NULL) {
2277             TEST_info("%s:%d: Source of above error (%s); unexpected error %s",
2278                       t->s.test_file, t->s.start, t->aux_err, t->err);
2279         } else {
2280             TEST_info("%s:%d: Source of above error; unexpected error %s",
2281                       t->s.test_file, t->s.start, t->err);
2282         }
2283         return 0;
2284     }
2285     if (t->err == NULL && t->expected_err != NULL) {
2286         TEST_info("%s:%d: Succeeded but was expecting %s",
2287                   t->s.test_file, t->s.start, t->expected_err);
2288         return 0;
2289     }
2290
2291     if (strcmp(t->err, t->expected_err) != 0) {
2292         TEST_info("%s:%d: Expected %s got %s",
2293                   t->s.test_file, t->s.start, t->expected_err, t->err);
2294         return 0;
2295     }
2296
2297     if (t->func == NULL && t->reason == NULL)
2298         return 1;
2299
2300     if (t->func == NULL || t->reason == NULL) {
2301         TEST_info("%s:%d: Test is missing function or reason code",
2302                   t->s.test_file, t->s.start);
2303         return 0;
2304     }
2305
2306     err = ERR_peek_error();
2307     if (err == 0) {
2308         TEST_info("%s:%d: Expected error \"%s:%s\" not set",
2309                   t->s.test_file, t->s.start, t->func, t->reason);
2310         return 0;
2311     }
2312
2313     func = ERR_func_error_string(err);
2314     reason = ERR_reason_error_string(err);
2315     if (func == NULL && reason == NULL) {
2316         TEST_info("%s:%d: Expected error \"%s:%s\", no strings available."
2317                   " Assuming ok.",
2318                   t->s.test_file, t->s.start, t->func, t->reason);
2319         return 1;
2320     }
2321
2322     if (strcmp(func, t->func) == 0 && strcmp(reason, t->reason) == 0)
2323         return 1;
2324
2325     TEST_info("%s:%d: Expected error \"%s:%s\", got \"%s:%s\"",
2326               t->s.test_file, t->s.start, t->func, t->reason, func, reason);
2327
2328     return 0;
2329 }
2330
2331 /*
2332  * Run a parsed test. Log a message and return 0 on error.
2333  */
2334 static int run_test(EVP_TEST *t)
2335 {
2336     if (t->meth == NULL)
2337         return 1;
2338     t->s.numtests++;
2339     if (t->skip) {
2340         t->s.numskip++;
2341     } else {
2342         /* run the test */
2343         if (t->err == NULL && t->meth->run_test(t) != 1) {
2344             TEST_info("%s:%d %s error",
2345                       t->s.test_file, t->s.start, t->meth->name);
2346             return 0;
2347         }
2348         if (!check_test_error(t)) {
2349             TEST_openssl_errors();
2350             t->s.errors++;
2351         }
2352     }
2353
2354     /* clean it up */
2355     return 1;
2356 }
2357
2358 static int find_key(EVP_PKEY **ppk, const char *name, KEY_LIST *lst)
2359 {
2360     for (; lst != NULL; lst = lst->next) {
2361         if (strcmp(lst->name, name) == 0) {
2362             if (ppk != NULL)
2363                 *ppk = lst->key;
2364             return 1;
2365         }
2366     }
2367     return 0;
2368 }
2369
2370 static void free_key_list(KEY_LIST *lst)
2371 {
2372     while (lst != NULL) {
2373         KEY_LIST *next = lst->next;
2374
2375         EVP_PKEY_free(lst->key);
2376         OPENSSL_free(lst->name);
2377         OPENSSL_free(lst);
2378         lst = next;
2379     }
2380 }
2381
2382 /*
2383  * Is the key type an unsupported algorithm?
2384  */
2385 static int key_unsupported()
2386 {
2387     long err = ERR_peek_error();
2388
2389     if (ERR_GET_LIB(err) == ERR_LIB_EVP
2390             && ERR_GET_REASON(err) == EVP_R_UNSUPPORTED_ALGORITHM) {
2391         ERR_clear_error();
2392         return 1;
2393     }
2394 #ifndef OPENSSL_NO_EC
2395     /*
2396      * If EC support is enabled we should catch also EC_R_UNKNOWN_GROUP as an
2397      * hint to an unsupported algorithm/curve (e.g. if binary EC support is
2398      * disabled).
2399      */
2400     if (ERR_GET_LIB(err) == ERR_LIB_EC
2401         && ERR_GET_REASON(err) == EC_R_UNKNOWN_GROUP) {
2402         ERR_clear_error();
2403         return 1;
2404     }
2405 #endif /* OPENSSL_NO_EC */
2406     return 0;
2407 }
2408
2409 /*
2410  * NULL out the value from |pp| but return it.  This "steals" a pointer.
2411  */
2412 static char *take_value(PAIR *pp)
2413 {
2414     char *p = pp->value;
2415
2416     pp->value = NULL;
2417     return p;
2418 }
2419
2420 /*
2421  * Read and parse one test.  Return 0 if failure, 1 if okay.
2422  */
2423 static int parse(EVP_TEST *t)
2424 {
2425     KEY_LIST *key, **klist;
2426     EVP_PKEY *pkey;
2427     PAIR *pp;
2428     int i;
2429
2430 top:
2431     do {
2432         if (BIO_eof(t->s.fp))
2433             return EOF;
2434         clear_test(t);
2435         if (!test_readstanza(&t->s))
2436             return 0;
2437     } while (t->s.numpairs == 0);
2438     pp = &t->s.pairs[0];
2439
2440     /* Are we adding a key? */
2441     klist = NULL;
2442     pkey = NULL;
2443     if (strcmp(pp->key, "PrivateKey") == 0) {
2444         pkey = PEM_read_bio_PrivateKey(t->s.key, NULL, 0, NULL);
2445         if (pkey == NULL && !key_unsupported()) {
2446             TEST_info("Can't read private key %s", pp->value);
2447             TEST_openssl_errors();
2448             return 0;
2449         }
2450         klist = &private_keys;
2451     }
2452     else if (strcmp(pp->key, "PublicKey") == 0) {
2453         pkey = PEM_read_bio_PUBKEY(t->s.key, NULL, 0, NULL);
2454         if (pkey == NULL && !key_unsupported()) {
2455             TEST_info("Can't read public key %s", pp->value);
2456             TEST_openssl_errors();
2457             return 0;
2458         }
2459         klist = &public_keys;
2460     }
2461
2462     /* If we have a key add to list */
2463     if (klist != NULL) {
2464         if (find_key(NULL, pp->value, *klist)) {
2465             TEST_info("Duplicate key %s", pp->value);
2466             return 0;
2467         }
2468         if (!TEST_ptr(key = OPENSSL_malloc(sizeof(*key))))
2469             return 0;
2470         key->name = take_value(pp);
2471         key->key = pkey;
2472         key->next = *klist;
2473         *klist = key;
2474
2475         /* Go back and start a new stanza. */
2476         if (t->s.numpairs != 1)
2477             TEST_info("Line %d: missing blank line\n", t->s.curr);
2478         goto top;
2479     }
2480
2481     /* Find the test, based on first keyword. */
2482     if (!TEST_ptr(t->meth = find_test(pp->key)))
2483         return 0;
2484     if (!t->meth->init(t, pp->value)) {
2485         TEST_error("unknown %s: %s\n", pp->key, pp->value);
2486         return 0;
2487     }
2488     if (t->skip == 1) {
2489         /* TEST_info("skipping %s %s", pp->key, pp->value); */
2490         return 0;
2491     }
2492
2493     for (pp++, i = 1; i < t->s.numpairs; pp++, i++) {
2494         if (strcmp(pp->key, "Result") == 0) {
2495             if (t->expected_err != NULL) {
2496                 TEST_info("Line %d: multiple result lines", t->s.curr);
2497                 return 0;
2498             }
2499             t->expected_err = take_value(pp);
2500         } else if (strcmp(pp->key, "Function") == 0) {
2501             if (t->func != NULL) {
2502                 TEST_info("Line %d: multiple function lines\n", t->s.curr);
2503                 return 0;
2504             }
2505             t->func = take_value(pp);
2506         } else if (strcmp(pp->key, "Reason") == 0) {
2507             if (t->reason != NULL) {
2508                 TEST_info("Line %d: multiple reason lines", t->s.curr);
2509                 return 0;
2510             }
2511             t->reason = take_value(pp);
2512         } else {
2513             /* Must be test specific line: try to parse it */
2514             int rv = t->meth->parse(t, pp->key, pp->value);
2515
2516             if (rv == 0) {
2517                 TEST_info("Line %d: unknown keyword %s", t->s.curr, pp->key);
2518                 return 0;
2519             }
2520             if (rv < 0) {
2521                 TEST_info("Line %d: error processing keyword %s\n",
2522                         t->s.curr, pp->key);
2523                 return 0;
2524             }
2525         }
2526     }
2527
2528     return 1;
2529 }
2530
2531 static int run_file_tests(int i)
2532 {
2533     EVP_TEST *t;
2534     const char *testfile = test_get_argument(i);
2535     int c;
2536
2537     if (!TEST_ptr(t = OPENSSL_zalloc(sizeof(*t))))
2538         return 0;
2539     if (!test_start_file(&t->s, testfile)) {
2540         OPENSSL_free(t);
2541         return 0;
2542     }
2543
2544     while (!BIO_eof(t->s.fp)) {
2545         c = parse(t);
2546         if (t->skip)
2547             continue;
2548         if (c == 0 || !run_test(t)) {
2549             t->s.errors++;
2550             break;
2551         }
2552     }
2553     test_end_file(&t->s);
2554     clear_test(t);
2555
2556     free_key_list(public_keys);
2557     free_key_list(private_keys);
2558     BIO_free(t->s.key);
2559     c = t->s.errors;
2560     OPENSSL_free(t);
2561     return c == 0;
2562 }
2563
2564 int setup_tests(void)
2565 {
2566     size_t n = test_get_argument_count();
2567
2568     if (n == 0) {
2569         TEST_error("Usage: %s file...", test_get_program_name());
2570         return 0;
2571     }
2572
2573     ADD_ALL_TESTS(run_file_tests, n);
2574     return 1;
2575 }