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         ERR_print_errors(bio_err);
 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         return 0;
1028     if (keyopinit(kdata->ctx) <= 0)
1029         t->err = "KEYOP_INIT_ERROR";
1030     t->data = kdata;
1031     return 1;
1032 }
1033
1034 static void pkey_test_cleanup(EVP_TEST *t)
1035 {
1036     PKEY_DATA *kdata = t->data;
1037
1038     OPENSSL_free(kdata->input);
1039     OPENSSL_free(kdata->output);
1040     EVP_PKEY_CTX_free(kdata->ctx);
1041 }
1042
1043 static int pkey_test_ctrl(EVP_TEST *t, EVP_PKEY_CTX *pctx,
1044                           const char *value)
1045 {
1046     int rv;
1047     char *p, *tmpval;
1048
1049     if (!TEST_ptr(tmpval = OPENSSL_strdup(value)))
1050         return 0;
1051     p = strchr(tmpval, ':');
1052     if (p != NULL)
1053         *p++ = '\0';
1054     rv = EVP_PKEY_CTX_ctrl_str(pctx, tmpval, p);
1055     if (rv == -2) {
1056         t->err = "PKEY_CTRL_INVALID";
1057         rv = 1;
1058     } else if (p != NULL && rv <= 0) {
1059         /* If p has an OID and lookup fails assume disabled algorithm */
1060         int nid = OBJ_sn2nid(p);
1061
1062         if (nid == NID_undef)
1063              nid = OBJ_ln2nid(p);
1064         if (nid != NID_undef
1065                 && EVP_get_digestbynid(nid) == NULL
1066                 && EVP_get_cipherbynid(nid) == NULL) {
1067             t->skip = 1;
1068             rv = 1;
1069         } else {
1070             t->err = "PKEY_CTRL_ERROR";
1071             rv = 1;
1072         }
1073     }
1074     OPENSSL_free(tmpval);
1075     return rv > 0;
1076 }
1077
1078 static int pkey_test_parse(EVP_TEST *t,
1079                            const char *keyword, const char *value)
1080 {
1081     PKEY_DATA *kdata = t->data;
1082     if (strcmp(keyword, "Input") == 0)
1083         return parse_bin(value, &kdata->input, &kdata->input_len);
1084     if (strcmp(keyword, "Output") == 0)
1085         return parse_bin(value, &kdata->output, &kdata->output_len);
1086     if (strcmp(keyword, "Ctrl") == 0)
1087         return pkey_test_ctrl(t, kdata->ctx, value);
1088     return 0;
1089 }
1090
1091 static int pkey_test_run(EVP_TEST *t)
1092 {
1093     PKEY_DATA *expected = t->data;
1094     unsigned char *got = NULL;
1095     size_t got_len;
1096
1097     if (expected->keyop(expected->ctx, NULL, &got_len,
1098                         expected->input, expected->input_len) <= 0
1099             || !TEST_ptr(got = OPENSSL_malloc(got_len))) {
1100         t->err = "KEYOP_LENGTH_ERROR";
1101         goto err;
1102     }
1103     if (expected->keyop(expected->ctx, got, &got_len,
1104                         expected->input, expected->input_len) <= 0) {
1105         t->err = "KEYOP_ERROR";
1106         goto err;
1107     }
1108     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1109         t->err = "KEYOP_MISMATCH";
1110         goto err;
1111     }
1112     t->err = NULL;
1113  err:
1114     OPENSSL_free(got);
1115     return 1;
1116 }
1117
1118 static int sign_test_init(EVP_TEST *t, const char *name)
1119 {
1120     return pkey_test_init(t, name, 0, EVP_PKEY_sign_init, EVP_PKEY_sign);
1121 }
1122
1123 static const EVP_TEST_METHOD psign_test_method = {
1124     "Sign",
1125     sign_test_init,
1126     pkey_test_cleanup,
1127     pkey_test_parse,
1128     pkey_test_run
1129 };
1130
1131 static int verify_recover_test_init(EVP_TEST *t, const char *name)
1132 {
1133     return pkey_test_init(t, name, 1, EVP_PKEY_verify_recover_init,
1134                           EVP_PKEY_verify_recover);
1135 }
1136
1137 static const EVP_TEST_METHOD pverify_recover_test_method = {
1138     "VerifyRecover",
1139     verify_recover_test_init,
1140     pkey_test_cleanup,
1141     pkey_test_parse,
1142     pkey_test_run
1143 };
1144
1145 static int decrypt_test_init(EVP_TEST *t, const char *name)
1146 {
1147     return pkey_test_init(t, name, 0, EVP_PKEY_decrypt_init,
1148                           EVP_PKEY_decrypt);
1149 }
1150
1151 static const EVP_TEST_METHOD pdecrypt_test_method = {
1152     "Decrypt",
1153     decrypt_test_init,
1154     pkey_test_cleanup,
1155     pkey_test_parse,
1156     pkey_test_run
1157 };
1158
1159 static int verify_test_init(EVP_TEST *t, const char *name)
1160 {
1161     return pkey_test_init(t, name, 1, EVP_PKEY_verify_init, 0);
1162 }
1163
1164 static int verify_test_run(EVP_TEST *t)
1165 {
1166     PKEY_DATA *kdata = t->data;
1167
1168     if (EVP_PKEY_verify(kdata->ctx, kdata->output, kdata->output_len,
1169                         kdata->input, kdata->input_len) <= 0)
1170         t->err = "VERIFY_ERROR";
1171     return 1;
1172 }
1173
1174 static const EVP_TEST_METHOD pverify_test_method = {
1175     "Verify",
1176     verify_test_init,
1177     pkey_test_cleanup,
1178     pkey_test_parse,
1179     verify_test_run
1180 };
1181
1182
1183 static int pderive_test_init(EVP_TEST *t, const char *name)
1184 {
1185     return pkey_test_init(t, name, 0, EVP_PKEY_derive_init, 0);
1186 }
1187
1188 static int pderive_test_parse(EVP_TEST *t,
1189                               const char *keyword, const char *value)
1190 {
1191     PKEY_DATA *kdata = t->data;
1192
1193     if (strcmp(keyword, "PeerKey") == 0) {
1194         EVP_PKEY *peer;
1195         if (find_key(&peer, value, public_keys) == 0)
1196             return 0;
1197         if (EVP_PKEY_derive_set_peer(kdata->ctx, peer) <= 0)
1198             return 0;
1199         return 1;
1200     }
1201     if (strcmp(keyword, "SharedSecret") == 0)
1202         return parse_bin(value, &kdata->output, &kdata->output_len);
1203     if (strcmp(keyword, "Ctrl") == 0)
1204         return pkey_test_ctrl(t, kdata->ctx, value);
1205     return 0;
1206 }
1207
1208 static int pderive_test_run(EVP_TEST *t)
1209 {
1210     PKEY_DATA *expected = t->data;
1211     unsigned char *got = NULL;
1212     size_t got_len;
1213
1214     got_len = expected->output_len;
1215     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
1216         t->err = "DERIVE_ERROR";
1217         goto err;
1218     }
1219     if (EVP_PKEY_derive(expected->ctx, got, &got_len) <= 0) {
1220         t->err = "DERIVE_ERROR";
1221         goto err;
1222     }
1223     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1224         t->err = "SHARED_SECRET_MISMATCH";
1225         goto err;
1226     }
1227
1228     t->err = NULL;
1229  err:
1230     OPENSSL_free(got);
1231     return 1;
1232 }
1233
1234 static const EVP_TEST_METHOD pderive_test_method = {
1235     "Derive",
1236     pderive_test_init,
1237     pkey_test_cleanup,
1238     pderive_test_parse,
1239     pderive_test_run
1240 };
1241
1242
1243 /**
1244 ***  PBE TESTS
1245 **/
1246
1247 typedef enum pbe_type_enum {
1248     PBE_TYPE_INVALID = 0,
1249     PBE_TYPE_SCRYPT, PBE_TYPE_PBKDF2, PBE_TYPE_PKCS12
1250 } PBE_TYPE;
1251
1252 typedef struct pbe_data_st {
1253     PBE_TYPE pbe_type;
1254         /* scrypt parameters */
1255     uint64_t N, r, p, maxmem;
1256         /* PKCS#12 parameters */
1257     int id, iter;
1258     const EVP_MD *md;
1259         /* password */
1260     unsigned char *pass;
1261     size_t pass_len;
1262         /* salt */
1263     unsigned char *salt;
1264     size_t salt_len;
1265         /* Expected output */
1266     unsigned char *key;
1267     size_t key_len;
1268 } PBE_DATA;
1269
1270 #ifndef OPENSSL_NO_SCRYPT
1271 /*
1272  * Parse unsigned decimal 64 bit integer value
1273  */
1274 static int parse_uint64(const char *value, uint64_t *pr)
1275 {
1276     const char *p = value;
1277
1278     if (!TEST_true(*p)) {
1279         TEST_info("Invalid empty integer value");
1280         return -1;
1281     }
1282     for (*pr = 0; *p; ) {
1283         if (*pr > UINT64_MAX / 10) {
1284             TEST_error("Integer overflow in string %s", value);
1285             return -1;
1286         }
1287         *pr *= 10;
1288         if (!TEST_true(isdigit(*p))) {
1289             TEST_error("Invalid character in string %s", value);
1290             return -1;
1291         }
1292         *pr += *p - '0';
1293         p++;
1294     }
1295     return 1;
1296 }
1297
1298 static int scrypt_test_parse(EVP_TEST *t,
1299                              const char *keyword, const char *value)
1300 {
1301     PBE_DATA *pdata = t->data;
1302
1303     if (strcmp(keyword, "N") == 0)
1304         return parse_uint64(value, &pdata->N);
1305     if (strcmp(keyword, "p") == 0)
1306         return parse_uint64(value, &pdata->p);
1307     if (strcmp(keyword, "r") == 0)
1308         return parse_uint64(value, &pdata->r);
1309     if (strcmp(keyword, "maxmem") == 0)
1310         return parse_uint64(value, &pdata->maxmem);
1311     return 0;
1312 }
1313 #endif
1314
1315 static int pbkdf2_test_parse(EVP_TEST *t,
1316                              const char *keyword, const char *value)
1317 {
1318     PBE_DATA *pdata = t->data;
1319
1320     if (strcmp(keyword, "iter") == 0) {
1321         pdata->iter = atoi(value);
1322         if (pdata->iter <= 0)
1323             return -1;
1324         return 1;
1325     }
1326     if (strcmp(keyword, "MD") == 0) {
1327         pdata->md = EVP_get_digestbyname(value);
1328         if (pdata->md == NULL)
1329             return -1;
1330         return 1;
1331     }
1332     return 0;
1333 }
1334
1335 static int pkcs12_test_parse(EVP_TEST *t,
1336                              const char *keyword, const char *value)
1337 {
1338     PBE_DATA *pdata = t->data;
1339
1340     if (strcmp(keyword, "id") == 0) {
1341         pdata->id = atoi(value);
1342         if (pdata->id <= 0)
1343             return -1;
1344         return 1;
1345     }
1346     return pbkdf2_test_parse(t, keyword, value);
1347 }
1348
1349 static int pbe_test_init(EVP_TEST *t, const char *alg)
1350 {
1351     PBE_DATA *pdat;
1352     PBE_TYPE pbe_type = PBE_TYPE_INVALID;
1353
1354     if (strcmp(alg, "scrypt") == 0) {
1355 #ifndef OPENSSL_NO_SCRYPT
1356         pbe_type = PBE_TYPE_SCRYPT;
1357 #else
1358         t->skip = 1;
1359         return 1;
1360 #endif
1361     } else if (strcmp(alg, "pbkdf2") == 0) {
1362         pbe_type = PBE_TYPE_PBKDF2;
1363     } else if (strcmp(alg, "pkcs12") == 0) {
1364         pbe_type = PBE_TYPE_PKCS12;
1365     } else {
1366         TEST_error("Unknown pbe algorithm %s", alg);
1367     }
1368     pdat = OPENSSL_zalloc(sizeof(*pdat));
1369     pdat->pbe_type = pbe_type;
1370     t->data = pdat;
1371     return 1;
1372 }
1373
1374 static void pbe_test_cleanup(EVP_TEST *t)
1375 {
1376     PBE_DATA *pdat = t->data;
1377
1378     OPENSSL_free(pdat->pass);
1379     OPENSSL_free(pdat->salt);
1380     OPENSSL_free(pdat->key);
1381 }
1382
1383 static int pbe_test_parse(EVP_TEST *t,
1384                           const char *keyword, const char *value)
1385 {
1386     PBE_DATA *pdata = t->data;
1387
1388     if (strcmp(keyword, "Password") == 0)
1389         return parse_bin(value, &pdata->pass, &pdata->pass_len);
1390     if (strcmp(keyword, "Salt") == 0)
1391         return parse_bin(value, &pdata->salt, &pdata->salt_len);
1392     if (strcmp(keyword, "Key") == 0)
1393         return parse_bin(value, &pdata->key, &pdata->key_len);
1394     if (pdata->pbe_type == PBE_TYPE_PBKDF2)
1395         return pbkdf2_test_parse(t, keyword, value);
1396     else if (pdata->pbe_type == PBE_TYPE_PKCS12)
1397         return pkcs12_test_parse(t, keyword, value);
1398 #ifndef OPENSSL_NO_SCRYPT
1399     else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
1400         return scrypt_test_parse(t, keyword, value);
1401 #endif
1402     return 0;
1403 }
1404
1405 static int pbe_test_run(EVP_TEST *t)
1406 {
1407     PBE_DATA *expected = t->data;
1408     unsigned char *key;
1409
1410     if (!TEST_ptr(key = OPENSSL_malloc(expected->key_len))) {
1411         t->err = "INTERNAL_ERROR";
1412         goto err;
1413     }
1414     if (expected->pbe_type == PBE_TYPE_PBKDF2) {
1415         if (PKCS5_PBKDF2_HMAC((char *)expected->pass, expected->pass_len,
1416                               expected->salt, expected->salt_len,
1417                               expected->iter, expected->md,
1418                               expected->key_len, key) == 0) {
1419             t->err = "PBKDF2_ERROR";
1420             goto err;
1421         }
1422 #ifndef OPENSSL_NO_SCRYPT
1423     } else if (expected->pbe_type == PBE_TYPE_SCRYPT) {
1424         if (EVP_PBE_scrypt((const char *)expected->pass, expected->pass_len,
1425                            expected->salt, expected->salt_len, expected->N,
1426                            expected->r, expected->p, expected->maxmem,
1427                            key, expected->key_len) == 0) {
1428             t->err = "SCRYPT_ERROR";
1429             goto err;
1430         }
1431 #endif
1432     } else if (expected->pbe_type == PBE_TYPE_PKCS12) {
1433         if (PKCS12_key_gen_uni(expected->pass, expected->pass_len,
1434                                expected->salt, expected->salt_len,
1435                                expected->id, expected->iter, expected->key_len,
1436                                key, expected->md) == 0) {
1437             t->err = "PKCS12_ERROR";
1438             goto err;
1439         }
1440     }
1441     if (!TEST_mem_eq(expected->key, expected->key_len,
1442                      key, expected->key_len)) {
1443         t->err = "KEY_MISMATCH";
1444         goto err;
1445     }
1446     t->err = NULL;
1447 err:
1448     OPENSSL_free(key);
1449     return 1;
1450 }
1451
1452 static const EVP_TEST_METHOD pbe_test_method = {
1453     "PBE",
1454     pbe_test_init,
1455     pbe_test_cleanup,
1456     pbe_test_parse,
1457     pbe_test_run
1458 };
1459
1460
1461 /**
1462 ***  BASE64 TESTS
1463 **/
1464
1465 typedef enum {
1466     BASE64_CANONICAL_ENCODING = 0,
1467     BASE64_VALID_ENCODING = 1,
1468     BASE64_INVALID_ENCODING = 2
1469 } base64_encoding_type;
1470
1471 typedef struct encode_data_st {
1472     /* Input to encoding */
1473     unsigned char *input;
1474     size_t input_len;
1475     /* Expected output */
1476     unsigned char *output;
1477     size_t output_len;
1478     base64_encoding_type encoding;
1479 } ENCODE_DATA;
1480
1481 static int encode_test_init(EVP_TEST *t, const char *encoding)
1482 {
1483     ENCODE_DATA *edata;
1484
1485     if (!TEST_ptr(edata = OPENSSL_zalloc(sizeof(*edata))))
1486         return 0;
1487     if (strcmp(encoding, "canonical") == 0) {
1488         edata->encoding = BASE64_CANONICAL_ENCODING;
1489     } else if (strcmp(encoding, "valid") == 0) {
1490         edata->encoding = BASE64_VALID_ENCODING;
1491     } else if (strcmp(encoding, "invalid") == 0) {
1492         edata->encoding = BASE64_INVALID_ENCODING;
1493         if (!TEST_ptr(t->expected_err = OPENSSL_strdup("DECODE_ERROR")))
1494             return 0;
1495     } else {
1496         TEST_error("Bad encoding: %s."
1497                    " Should be one of {canonical, valid, invalid}",
1498                    encoding);
1499         return 0;
1500     }
1501     t->data = edata;
1502     return 1;
1503 }
1504
1505 static void encode_test_cleanup(EVP_TEST *t)
1506 {
1507     ENCODE_DATA *edata = t->data;
1508
1509     OPENSSL_free(edata->input);
1510     OPENSSL_free(edata->output);
1511     memset(edata, 0, sizeof(*edata));
1512 }
1513
1514 static int encode_test_parse(EVP_TEST *t,
1515                              const char *keyword, const char *value)
1516 {
1517     ENCODE_DATA *edata = t->data;
1518
1519     if (strcmp(keyword, "Input") == 0)
1520         return parse_bin(value, &edata->input, &edata->input_len);
1521     if (strcmp(keyword, "Output") == 0)
1522         return parse_bin(value, &edata->output, &edata->output_len);
1523     return 0;
1524 }
1525
1526 static int encode_test_run(EVP_TEST *t)
1527 {
1528     ENCODE_DATA *expected = t->data;
1529     unsigned char *encode_out = NULL, *decode_out = NULL;
1530     int output_len, chunk_len;
1531     EVP_ENCODE_CTX *decode_ctx;
1532
1533     if (!TEST_ptr(decode_ctx = EVP_ENCODE_CTX_new())) {
1534         t->err = "INTERNAL_ERROR";
1535         goto err;
1536     }
1537
1538     if (expected->encoding == BASE64_CANONICAL_ENCODING) {
1539         EVP_ENCODE_CTX *encode_ctx;
1540
1541         if (!TEST_ptr(encode_ctx = EVP_ENCODE_CTX_new())
1542                 || !TEST_ptr(encode_out =
1543                         OPENSSL_malloc(EVP_ENCODE_LENGTH(expected->input_len))))
1544             goto err;
1545
1546         EVP_EncodeInit(encode_ctx);
1547         EVP_EncodeUpdate(encode_ctx, encode_out, &chunk_len,
1548                          expected->input, expected->input_len);
1549         output_len = chunk_len;
1550
1551         EVP_EncodeFinal(encode_ctx, encode_out + chunk_len, &chunk_len);
1552         output_len += chunk_len;
1553
1554         EVP_ENCODE_CTX_free(encode_ctx);
1555
1556         if (!TEST_mem_eq(expected->output, expected->output_len,
1557                          encode_out, output_len)) {
1558             t->err = "BAD_ENCODING";
1559             goto err;
1560         }
1561     }
1562
1563     if (!TEST_ptr(decode_out =
1564                 OPENSSL_malloc(EVP_DECODE_LENGTH(expected->output_len))))
1565         goto err;
1566
1567     EVP_DecodeInit(decode_ctx);
1568     if (EVP_DecodeUpdate(decode_ctx, decode_out, &chunk_len, expected->output,
1569                          expected->output_len) < 0) {
1570         t->err = "DECODE_ERROR";
1571         goto err;
1572     }
1573     output_len = chunk_len;
1574
1575     if (EVP_DecodeFinal(decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
1576         t->err = "DECODE_ERROR";
1577         goto err;
1578     }
1579     output_len += chunk_len;
1580
1581     if (expected->encoding != BASE64_INVALID_ENCODING
1582             && !TEST_mem_eq(expected->input, expected->input_len,
1583                             decode_out, output_len)) {
1584         t->err = "BAD_DECODING";
1585         goto err;
1586     }
1587
1588     t->err = NULL;
1589  err:
1590     OPENSSL_free(encode_out);
1591     OPENSSL_free(decode_out);
1592     EVP_ENCODE_CTX_free(decode_ctx);
1593     return 1;
1594 }
1595
1596 static const EVP_TEST_METHOD encode_test_method = {
1597     "Encoding",
1598     encode_test_init,
1599     encode_test_cleanup,
1600     encode_test_parse,
1601     encode_test_run,
1602 };
1603
1604 /**
1605 ***  KDF TESTS
1606 **/
1607
1608 typedef struct kdf_data_st {
1609     /* Context for this operation */
1610     EVP_PKEY_CTX *ctx;
1611     /* Expected output */
1612     unsigned char *output;
1613     size_t output_len;
1614 } KDF_DATA;
1615
1616 /*
1617  * Perform public key operation setup: lookup key, allocated ctx and call
1618  * the appropriate initialisation function
1619  */
1620 static int kdf_test_init(EVP_TEST *t, const char *name)
1621 {
1622     KDF_DATA *kdata;
1623
1624     if (!TEST_ptr(kdata = OPENSSL_zalloc(sizeof(*kdata))))
1625         return 0;
1626     kdata->ctx = EVP_PKEY_CTX_new_id(OBJ_sn2nid(name), NULL);
1627     if (kdata->ctx == NULL)
1628         return 0;
1629     if (EVP_PKEY_derive_init(kdata->ctx) <= 0)
1630         return 0;
1631     t->data = kdata;
1632     return 1;
1633 }
1634
1635 static void kdf_test_cleanup(EVP_TEST *t)
1636 {
1637     KDF_DATA *kdata = t->data;
1638     OPENSSL_free(kdata->output);
1639     EVP_PKEY_CTX_free(kdata->ctx);
1640 }
1641
1642 static int kdf_test_parse(EVP_TEST *t,
1643                           const char *keyword, const char *value)
1644 {
1645     KDF_DATA *kdata = t->data;
1646
1647     if (strcmp(keyword, "Output") == 0)
1648         return parse_bin(value, &kdata->output, &kdata->output_len);
1649     if (strncmp(keyword, "Ctrl", 4) == 0)
1650         return pkey_test_ctrl(t, kdata->ctx, value);
1651     return 0;
1652 }
1653
1654 static int kdf_test_run(EVP_TEST *t)
1655 {
1656     KDF_DATA *expected = t->data;
1657     unsigned char *got = NULL;
1658     size_t got_len = expected->output_len;
1659
1660     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
1661         t->err = "INTERNAL_ERROR";
1662         goto err;
1663     }
1664     if (EVP_PKEY_derive(expected->ctx, got, &got_len) <= 0) {
1665         t->err = "KDF_DERIVE_ERROR";
1666         goto err;
1667     }
1668     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1669         t->err = "KDF_MISMATCH";
1670         goto err;
1671     }
1672     t->err = NULL;
1673
1674  err:
1675     OPENSSL_free(got);
1676     return 1;
1677 }
1678
1679 static const EVP_TEST_METHOD kdf_test_method = {
1680     "KDF",
1681     kdf_test_init,
1682     kdf_test_cleanup,
1683     kdf_test_parse,
1684     kdf_test_run
1685 };
1686
1687
1688 /**
1689 ***  KEYPAIR TESTS
1690 **/
1691
1692 typedef struct keypair_test_data_st {
1693     EVP_PKEY *privk;
1694     EVP_PKEY *pubk;
1695 } KEYPAIR_TEST_DATA;
1696
1697 static int keypair_test_init(EVP_TEST *t, const char *pair)
1698 {
1699     KEYPAIR_TEST_DATA *data;
1700     int rv = 0;
1701     EVP_PKEY *pk = NULL, *pubk = NULL;
1702     char *pub, *priv = NULL;
1703
1704     /* Split private and public names. */
1705     if (!TEST_ptr(priv = OPENSSL_strdup(pair))
1706             || !TEST_ptr(pub = strchr(priv, ':'))) {
1707         t->err = "PARSING_ERROR";
1708         goto end;
1709     }
1710     *pub++ = '\0';
1711
1712     if (!TEST_true(find_key(&pk, priv, private_keys))) {
1713         TEST_info("Can't find private key: %s", priv);
1714         t->err = "MISSING_PRIVATE_KEY";
1715         goto end;
1716     }
1717     if (!TEST_true(find_key(&pubk, pub, public_keys))) {
1718         TEST_info("Can't find public key: %s", pub);
1719         t->err = "MISSING_PUBLIC_KEY";
1720         goto end;
1721     }
1722
1723     if (pk == NULL && pubk == NULL) {
1724         /* Both keys are listed but unsupported: skip this test */
1725         t->skip = 1;
1726         rv = 1;
1727         goto end;
1728     }
1729
1730     if (!TEST_ptr(data = OPENSSL_malloc(sizeof(*data))))
1731         goto end;
1732     data->privk = pk;
1733     data->pubk = pubk;
1734     t->data = data;
1735     rv = 1;
1736     t->err = NULL;
1737
1738 end:
1739     OPENSSL_free(priv);
1740     return rv;
1741 }
1742
1743 static void keypair_test_cleanup(EVP_TEST *t)
1744 {
1745     OPENSSL_free(t->data);
1746     t->data = NULL;
1747 }
1748
1749 /*
1750  * For tests that do not accept any custom keywords.
1751  */
1752 static int void_test_parse(EVP_TEST *t, const char *keyword, const char *value)
1753 {
1754     return 0;
1755 }
1756
1757 static int keypair_test_run(EVP_TEST *t)
1758 {
1759     int rv = 0;
1760     const KEYPAIR_TEST_DATA *pair = t->data;
1761
1762     if (pair->privk == NULL || pair->pubk == NULL) {
1763         /*
1764          * this can only happen if only one of the keys is not set
1765          * which means that one of them was unsupported while the
1766          * other isn't: hence a key type mismatch.
1767          */
1768         t->err = "KEYPAIR_TYPE_MISMATCH";
1769         rv = 1;
1770         goto end;
1771     }
1772
1773     if ((rv = EVP_PKEY_cmp(pair->privk, pair->pubk)) != 1 ) {
1774         if ( 0 == rv ) {
1775             t->err = "KEYPAIR_MISMATCH";
1776         } else if ( -1 == rv ) {
1777             t->err = "KEYPAIR_TYPE_MISMATCH";
1778         } else if ( -2 == rv ) {
1779             t->err = "UNSUPPORTED_KEY_COMPARISON";
1780         } else {
1781             TEST_error("Unexpected error in key comparison");
1782             rv = 0;
1783             goto end;
1784         }
1785         rv = 1;
1786         goto end;
1787     }
1788
1789     rv = 1;
1790     t->err = NULL;
1791
1792 end:
1793     return rv;
1794 }
1795
1796 static const EVP_TEST_METHOD keypair_test_method = {
1797     "PrivPubKeyPair",
1798     keypair_test_init,
1799     keypair_test_cleanup,
1800     void_test_parse,
1801     keypair_test_run
1802 };
1803
1804
1805 /**
1806 ***  DIGEST SIGN+VERIFY TESTS
1807 **/
1808
1809 typedef struct {
1810     int is_verify; /* Set to 1 if verifying */
1811     int is_oneshot; /* Set to 1 for one shot operation */
1812     const EVP_MD *md; /* Digest to use */
1813     EVP_MD_CTX *ctx; /* Digest context */
1814     EVP_PKEY_CTX *pctx;
1815     STACK_OF(EVP_TEST_BUFFER) *input; /* Input data: streaming */
1816     unsigned char *osin; /* Input data if one shot */
1817     size_t osin_len; /* Input length data if one shot */
1818     unsigned char *output; /* Expected output */
1819     size_t output_len; /* Expected output length */
1820 } DIGESTSIGN_DATA;
1821
1822 static int digestsigver_test_init(EVP_TEST *t, const char *alg, int is_verify,
1823                                   int is_oneshot)
1824 {
1825     const EVP_MD *md = NULL;
1826     DIGESTSIGN_DATA *mdat;
1827
1828     if (strcmp(alg, "NULL") != 0) {
1829         if ((md = EVP_get_digestbyname(alg)) == NULL) {
1830             /* If alg has an OID assume disabled algorithm */
1831             if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
1832                 t->skip = 1;
1833                 return 1;
1834             }
1835             return 0;
1836         }
1837     }
1838     if (!TEST_ptr(mdat = OPENSSL_zalloc(sizeof(*mdat))))
1839         return 0;
1840     mdat->md = md;
1841     if (!TEST_ptr(mdat->ctx = EVP_MD_CTX_new())) {
1842         OPENSSL_free(mdat);
1843         return 0;
1844     }
1845     mdat->is_verify = is_verify;
1846     mdat->is_oneshot = is_oneshot;
1847     t->data = mdat;
1848     return 1;
1849 }
1850
1851 static int digestsign_test_init(EVP_TEST *t, const char *alg)
1852 {
1853     return digestsigver_test_init(t, alg, 0, 0);
1854 }
1855
1856 static void digestsigver_test_cleanup(EVP_TEST *t)
1857 {
1858     DIGESTSIGN_DATA *mdata = t->data;
1859
1860     EVP_MD_CTX_free(mdata->ctx);
1861     sk_EVP_TEST_BUFFER_pop_free(mdata->input, evp_test_buffer_free);
1862     OPENSSL_free(mdata->osin);
1863     OPENSSL_free(mdata->output);
1864     OPENSSL_free(mdata);
1865     t->data = NULL;
1866 }
1867
1868 static int digestsigver_test_parse(EVP_TEST *t,
1869                                    const char *keyword, const char *value)
1870 {
1871     DIGESTSIGN_DATA *mdata = t->data;
1872
1873     if (strcmp(keyword, "Key") == 0) {
1874         EVP_PKEY *pkey = NULL;
1875         int rv = 0;
1876
1877         if (mdata->is_verify)
1878             rv = find_key(&pkey, value, public_keys);
1879         if (rv == 0)
1880             rv = find_key(&pkey, value, private_keys);
1881         if (rv == 0 || pkey == NULL) {
1882             t->skip = 1;
1883             return 1;
1884         }
1885         if (mdata->is_verify) {
1886             if (!EVP_DigestVerifyInit(mdata->ctx, &mdata->pctx, mdata->md,
1887                                       NULL, pkey))
1888                 t->err = "DIGESTVERIFYINIT_ERROR";
1889             return 1;
1890         }
1891         if (!EVP_DigestSignInit(mdata->ctx, &mdata->pctx, mdata->md, NULL,
1892                                 pkey))
1893             t->err = "DIGESTSIGNINIT_ERROR";
1894         return 1;
1895     }
1896
1897     if (strcmp(keyword, "Input") == 0) {
1898         if (mdata->is_oneshot)
1899             return parse_bin(value, &mdata->osin, &mdata->osin_len);
1900         return evp_test_buffer_append(value, &mdata->input);
1901     }
1902     if (strcmp(keyword, "Output") == 0)
1903         return parse_bin(value, &mdata->output, &mdata->output_len);
1904
1905     if (!mdata->is_oneshot) {
1906         if (strcmp(keyword, "Count") == 0)
1907             return evp_test_buffer_set_count(value, mdata->input);
1908         if (strcmp(keyword, "Ncopy") == 0)
1909             return evp_test_buffer_ncopy(value, mdata->input);
1910     }
1911     if (strcmp(keyword, "Ctrl") == 0) {
1912         if (mdata->pctx == NULL)
1913             return 0;
1914         return pkey_test_ctrl(t, mdata->pctx, value);
1915     }
1916     return 0;
1917 }
1918
1919 static int digestsign_update_fn(void *ctx, const unsigned char *buf,
1920                                 size_t buflen)
1921 {
1922     return EVP_DigestSignUpdate(ctx, buf, buflen);
1923 }
1924
1925 static int digestsign_test_run(EVP_TEST *t)
1926 {
1927     DIGESTSIGN_DATA *expected = t->data;
1928     unsigned char *got = NULL;
1929     size_t got_len;
1930
1931     if (!evp_test_buffer_do(expected->input, digestsign_update_fn,
1932                             expected->ctx)) {
1933         t->err = "DIGESTUPDATE_ERROR";
1934         goto err;
1935     }
1936
1937     if (!EVP_DigestSignFinal(expected->ctx, NULL, &got_len)) {
1938         t->err = "DIGESTSIGNFINAL_LENGTH_ERROR";
1939         goto err;
1940     }
1941     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
1942         t->err = "MALLOC_FAILURE";
1943         goto err;
1944     }
1945     if (!EVP_DigestSignFinal(expected->ctx, got, &got_len)) {
1946         t->err = "DIGESTSIGNFINAL_ERROR";
1947         goto err;
1948     }
1949     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
1950         t->err = "SIGNATURE_MISMATCH";
1951         goto err;
1952     }
1953
1954  err:
1955     OPENSSL_free(got);
1956     return 1;
1957 }
1958
1959 static const EVP_TEST_METHOD digestsign_test_method = {
1960     "DigestSign",
1961     digestsign_test_init,
1962     digestsigver_test_cleanup,
1963     digestsigver_test_parse,
1964     digestsign_test_run
1965 };
1966
1967 static int digestverify_test_init(EVP_TEST *t, const char *alg)
1968 {
1969     return digestsigver_test_init(t, alg, 1, 0);
1970 }
1971
1972 static int digestverify_update_fn(void *ctx, const unsigned char *buf,
1973                                   size_t buflen)
1974 {
1975     return EVP_DigestVerifyUpdate(ctx, buf, buflen);
1976 }
1977
1978 static int digestverify_test_run(EVP_TEST *t)
1979 {
1980     DIGESTSIGN_DATA *mdata = t->data;
1981
1982     if (!evp_test_buffer_do(mdata->input, digestverify_update_fn, mdata->ctx)) {
1983         t->err = "DIGESTUPDATE_ERROR";
1984         return 1;
1985     }
1986
1987     if (EVP_DigestVerifyFinal(mdata->ctx, mdata->output,
1988                               mdata->output_len) <= 0)
1989         t->err = "VERIFY_ERROR";
1990     return 1;
1991 }
1992
1993 static const EVP_TEST_METHOD digestverify_test_method = {
1994     "DigestVerify",
1995     digestverify_test_init,
1996     digestsigver_test_cleanup,
1997     digestsigver_test_parse,
1998     digestverify_test_run
1999 };
2000
2001 static int oneshot_digestsign_test_init(EVP_TEST *t, const char *alg)
2002 {
2003     return digestsigver_test_init(t, alg, 0, 1);
2004 }
2005
2006 static int oneshot_digestsign_test_run(EVP_TEST *t)
2007 {
2008     DIGESTSIGN_DATA *expected = t->data;
2009     unsigned char *got = NULL;
2010     size_t got_len;
2011
2012     if (!EVP_DigestSign(expected->ctx, NULL, &got_len,
2013                         expected->osin, expected->osin_len)) {
2014         t->err = "DIGESTSIGN_LENGTH_ERROR";
2015         goto err;
2016     }
2017     if (!TEST_ptr(got = OPENSSL_malloc(got_len))) {
2018         t->err = "MALLOC_FAILURE";
2019         goto err;
2020     }
2021     if (!EVP_DigestSign(expected->ctx, got, &got_len,
2022                         expected->osin, expected->osin_len)) {
2023         t->err = "DIGESTSIGN_ERROR";
2024         goto err;
2025     }
2026     if (!TEST_mem_eq(expected->output, expected->output_len, got, got_len)) {
2027         t->err = "SIGNATURE_MISMATCH";
2028         goto err;
2029     }
2030
2031  err:
2032     OPENSSL_free(got);
2033     return 1;
2034 }
2035
2036 static const EVP_TEST_METHOD oneshot_digestsign_test_method = {
2037     "OneShotDigestSign",
2038     oneshot_digestsign_test_init,
2039     digestsigver_test_cleanup,
2040     digestsigver_test_parse,
2041     oneshot_digestsign_test_run
2042 };
2043
2044 static int oneshot_digestverify_test_init(EVP_TEST *t, const char *alg)
2045 {
2046     return digestsigver_test_init(t, alg, 1, 1);
2047 }
2048
2049 static int oneshot_digestverify_test_run(EVP_TEST *t)
2050 {
2051     DIGESTSIGN_DATA *mdata = t->data;
2052
2053     if (EVP_DigestVerify(mdata->ctx, mdata->output, mdata->output_len,
2054                          mdata->osin, mdata->osin_len) <= 0)
2055         t->err = "VERIFY_ERROR";
2056     return 1;
2057 }
2058
2059 static const EVP_TEST_METHOD oneshot_digestverify_test_method = {
2060     "OneShotDigestVerify",
2061     oneshot_digestverify_test_init,
2062     digestsigver_test_cleanup,
2063     digestsigver_test_parse,
2064     oneshot_digestverify_test_run
2065 };
2066
2067
2068 /**
2069 ***  PARSING AND DISPATCH
2070 **/
2071
2072 static const EVP_TEST_METHOD *evp_test_list[] = {
2073     &cipher_test_method,
2074     &digest_test_method,
2075     &digestsign_test_method,
2076     &digestverify_test_method,
2077     &encode_test_method,
2078     &kdf_test_method,
2079     &keypair_test_method,
2080     &mac_test_method,
2081     &oneshot_digestsign_test_method,
2082     &oneshot_digestverify_test_method,
2083     &pbe_test_method,
2084     &pdecrypt_test_method,
2085     &pderive_test_method,
2086     &psign_test_method,
2087     &pverify_recover_test_method,
2088     &pverify_test_method,
2089     NULL
2090 };
2091
2092 static const EVP_TEST_METHOD *find_test(const char *name)
2093 {
2094     const EVP_TEST_METHOD **tt;
2095
2096     for (tt = evp_test_list; *tt; tt++) {
2097         if (strcmp(name, (*tt)->name) == 0)
2098             return *tt;
2099     }
2100     return NULL;
2101 }
2102
2103 static void clear_test(EVP_TEST *t)
2104 {
2105     test_clearstanza(&t->s);
2106     ERR_clear_error();
2107     if (t->data != NULL) {
2108         if (t->meth != NULL)
2109             t->meth->cleanup(t);
2110         OPENSSL_free(t->data);
2111         t->data = NULL;
2112     }
2113     OPENSSL_free(t->expected_err);
2114     t->expected_err = NULL;
2115     OPENSSL_free(t->func);
2116     t->func = NULL;
2117     OPENSSL_free(t->reason);
2118     t->reason = NULL;
2119
2120     /* Text literal. */
2121     t->err = NULL;
2122     t->skip = 0;
2123     t->meth = NULL;
2124 }
2125
2126 /*
2127  * Check for errors in the test structure; return 1 if okay, else 0.
2128  */
2129 static int check_test_error(EVP_TEST *t)
2130 {
2131     unsigned long err;
2132     const char *func;
2133     const char *reason;
2134
2135     if (t->err == NULL && t->expected_err == NULL)
2136         return 1;
2137     if (t->err != NULL && t->expected_err == NULL) {
2138         if (t->aux_err != NULL) {
2139             TEST_info("%s:%d: Source of above error (%s); unexpected error %s",
2140                       t->s.test_file, t->s.start, t->aux_err, t->err);
2141         } else {
2142             TEST_info("%s:%d: Source of above error; unexpected error %s",
2143                       t->s.test_file, t->s.start, t->err);
2144         }
2145         return 0;
2146     }
2147     if (t->err == NULL && t->expected_err != NULL) {
2148         TEST_info("%s:%d: Succeeded but was expecting %s",
2149                   t->s.test_file, t->s.start, t->expected_err);
2150         return 0;
2151     }
2152
2153     if (strcmp(t->err, t->expected_err) != 0) {
2154         TEST_info("%s:%d: Expected %s got %s",
2155                   t->s.test_file, t->s.start, t->expected_err, t->err);
2156         return 0;
2157     }
2158
2159     if (t->func == NULL && t->reason == NULL)
2160         return 1;
2161
2162     if (t->func == NULL || t->reason == NULL) {
2163         TEST_info("%s:%d: Test is missing function or reason code",
2164                   t->s.test_file, t->s.start);
2165         return 0;
2166     }
2167
2168     err = ERR_peek_error();
2169     if (err == 0) {
2170         TEST_info("%s:%d: Expected error \"%s:%s\" not set",
2171                   t->s.test_file, t->s.start, t->func, t->reason);
2172         return 0;
2173     }
2174
2175     func = ERR_func_error_string(err);
2176     reason = ERR_reason_error_string(err);
2177     if (func == NULL && reason == NULL) {
2178         TEST_info("%s:%d: Expected error \"%s:%s\", no strings available."
2179                   " Assuming ok.",
2180                   t->s.test_file, t->s.start, t->func, t->reason);
2181         return 1;
2182     }
2183
2184     if (strcmp(func, t->func) == 0 && strcmp(reason, t->reason) == 0)
2185         return 1;
2186
2187     TEST_info("%s:%d: Expected error \"%s:%s\", got \"%s:%s\"",
2188               t->s.test_file, t->s.start, t->func, t->reason, func, reason);
2189
2190     return 0;
2191 }
2192
2193 /*
2194  * Run a parsed test. Log a message and return 0 on error.
2195  */
2196 static int run_test(EVP_TEST *t)
2197 {
2198     if (t->meth == NULL)
2199         return 1;
2200     t->s.numtests++;
2201     if (t->skip) {
2202         t->s.numskip++;
2203     } else {
2204         /* run the test */
2205         if (t->err == NULL && t->meth->run_test(t) != 1) {
2206             TEST_info("%s:%d %s error",
2207                       t->s.test_file, t->s.start, t->meth->name);
2208             return 0;
2209         }
2210         if (!check_test_error(t)) {
2211             test_openssl_errors();
2212             t->s.errors++;
2213         }
2214     }
2215
2216     /* clean it up */
2217     return 1;
2218 }
2219
2220 static int find_key(EVP_PKEY **ppk, const char *name, KEY_LIST *lst)
2221 {
2222     for (; lst != NULL; lst = lst->next) {
2223         if (strcmp(lst->name, name) == 0) {
2224             if (ppk != NULL)
2225                 *ppk = lst->key;
2226             return 1;
2227         }
2228     }
2229     return 0;
2230 }
2231
2232 static void free_key_list(KEY_LIST *lst)
2233 {
2234     while (lst != NULL) {
2235         KEY_LIST *next = lst->next;
2236
2237         EVP_PKEY_free(lst->key);
2238         OPENSSL_free(lst->name);
2239         OPENSSL_free(lst);
2240         lst = next;
2241     }
2242 }
2243
2244 /*
2245  * Is the key type an unsupported algorithm?
2246  */
2247 static int key_unsupported()
2248 {
2249     long err = ERR_peek_error();
2250
2251     if (ERR_GET_LIB(err) == ERR_LIB_EVP
2252             && ERR_GET_REASON(err) == EVP_R_UNSUPPORTED_ALGORITHM) {
2253         ERR_clear_error();
2254         return 1;
2255     }
2256 #ifndef OPENSSL_NO_EC
2257     /*
2258      * If EC support is enabled we should catch also EC_R_UNKNOWN_GROUP as an
2259      * hint to an unsupported algorithm/curve (e.g. if binary EC support is
2260      * disabled).
2261      */
2262     if (ERR_GET_LIB(err) == ERR_LIB_EC
2263         && ERR_GET_REASON(err) == EC_R_UNKNOWN_GROUP) {
2264         ERR_clear_error();
2265         return 1;
2266     }
2267 #endif /* OPENSSL_NO_EC */
2268     return 0;
2269 }
2270
2271 /*
2272  * NULL out the value from |pp| but return it.  This "steals" a pointer.
2273  */
2274 static char *take_value(PAIR *pp)
2275 {
2276     char *p = pp->value;
2277
2278     pp->value = NULL;
2279     return p;
2280 }
2281
2282 /*
2283  * Read and parse one test.  Return 0 if failure, 1 if okay.
2284  */
2285 static int parse(EVP_TEST *t)
2286 {
2287     KEY_LIST *key, **klist;
2288     EVP_PKEY *pkey;
2289     PAIR *pp;
2290     int i;
2291
2292 top:
2293     do {
2294         if (BIO_eof(t->s.fp))
2295             return EOF;
2296         clear_test(t);
2297         if (!test_readstanza(&t->s))
2298             return 0;
2299     } while (t->s.numpairs == 0);
2300     pp = &t->s.pairs[0];
2301
2302     /* Are we adding a key? */
2303     klist = NULL;
2304     pkey = NULL;
2305     if (strcmp(pp->key, "PrivateKey") == 0) {
2306         pkey = PEM_read_bio_PrivateKey(t->s.key, NULL, 0, NULL);
2307         if (pkey == NULL && !key_unsupported()) {
2308             TEST_info("Can't read private key %s", pp->value);
2309             ERR_print_errors_fp(stderr);
2310             return 0;
2311         }
2312         klist = &private_keys;
2313     }
2314     else if (strcmp(pp->key, "PublicKey") == 0) {
2315         pkey = PEM_read_bio_PUBKEY(t->s.key, NULL, 0, NULL);
2316         if (pkey == NULL && !key_unsupported()) {
2317             TEST_info("Can't read public key %s", pp->value);
2318             ERR_print_errors_fp(stderr);
2319             return 0;
2320         }
2321         klist = &public_keys;
2322     }
2323
2324     /* If we have a key add to list */
2325     if (klist != NULL) {
2326         if (find_key(NULL, pp->value, *klist)) {
2327             TEST_info("Duplicate key %s", pp->value);
2328             return 0;
2329         }
2330         if (!TEST_ptr(key = OPENSSL_malloc(sizeof(*key))))
2331             return 0;
2332         key->name = take_value(pp);
2333         key->key = pkey;
2334         key->next = *klist;
2335         *klist = key;
2336
2337         /* Go back and start a new stanza. */
2338         if (t->s.numpairs != 1)
2339             TEST_info("Line %d: missing blank line\n", t->s.curr);
2340         goto top;
2341     }
2342
2343     /* Find the test, based on first keyword. */
2344     if (!TEST_ptr(t->meth = find_test(pp->key)))
2345         return 0;
2346     if (!t->meth->init(t, pp->value)) {
2347         TEST_error("unknown %s: %s\n", pp->key, pp->value);
2348         return 0;
2349     }
2350     if (t->skip == 1) {
2351         /* TEST_info("skipping %s %s", pp->key, pp->value); */
2352         return 0;
2353     }
2354
2355     for (pp++, i = 1; i < t->s.numpairs; pp++, i++) {
2356         if (strcmp(pp->key, "Result") == 0) {
2357             if (t->expected_err != NULL) {
2358                 TEST_info("Line %d: multiple result lines", t->s.curr);
2359                 return 0;
2360             }
2361             t->expected_err = take_value(pp);
2362         } else if (strcmp(pp->key, "Function") == 0) {
2363             if (t->func != NULL) {
2364                 TEST_info("Line %d: multiple function lines\n", t->s.curr);
2365                 return 0;
2366             }
2367             t->func = take_value(pp);
2368         } else if (strcmp(pp->key, "Reason") == 0) {
2369             if (t->reason != NULL) {
2370                 TEST_info("Line %d: multiple reason lines", t->s.curr);
2371                 return 0;
2372             }
2373             t->reason = take_value(pp);
2374         } else {
2375             /* Must be test specific line: try to parse it */
2376             int rv = t->meth->parse(t, pp->key, pp->value);
2377
2378             if (rv == 0) {
2379                 TEST_info("Line %d: unknown keyword %s", t->s.curr, pp->key);
2380                 return 0;
2381             }
2382             if (rv < 0) {
2383                 TEST_info("Line %d: error processing keyword %s\n",
2384                         t->s.curr, pp->key);
2385                 return 0;
2386             }
2387         }
2388     }
2389
2390     return 1;
2391 }
2392
2393 static char * const *testfiles;
2394
2395 static int run_file_tests(int i)
2396 {
2397     EVP_TEST *t;
2398     int c;
2399
2400     if (!TEST_ptr(t = OPENSSL_zalloc(sizeof(*t))))
2401         return 0;
2402     if (!test_start_file(&t->s, testfiles[i])) {
2403         OPENSSL_free(t);
2404         return 0;
2405     }
2406
2407     while (!BIO_eof(t->s.fp)) {
2408         c = parse(t);
2409         if (t->skip)
2410             continue;
2411         if (c == 0 || !run_test(t)) {
2412             t->s.errors++;
2413             break;
2414         }
2415     }
2416     test_end_file(&t->s);
2417     clear_test(t);
2418
2419     free_key_list(public_keys);
2420     free_key_list(private_keys);
2421     BIO_free(t->s.key);
2422     c = t->s.errors;
2423     OPENSSL_free(t);
2424     return c == 0;
2425 }
2426
2427 int test_main(int argc, char *argv[])
2428 {
2429     if (argc < 2) {
2430         TEST_error("Usage: %s file...", argv[0]);
2431         return 0;
2432     }
2433     testfiles = &argv[1];
2434
2435     ADD_ALL_TESTS(run_file_tests, argc - 1);
2436
2437     return run_tests(argv[0]);
2438 }