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