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1 /*
2 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project.
4 */
5 /* ====================================================================
6 * Copyright (c) 2015 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 */
53
54 #include <stdio.h>
55 #include <string.h>
56 #include <stdlib.h>
57 #include <ctype.h>
58 #include <openssl/evp.h>
59 #include <openssl/pem.h>
60 #include <openssl/err.h>
61 #include <openssl/x509v3.h>
62 #include <openssl/pkcs12.h>
63 #include <openssl/kdf.h>
64 #include "internal/numbers.h"
65
66 /* Remove spaces from beginning and end of a string */
67
68 static void remove_space(char **pval)
69 {
70 unsigned char *p = (unsigned char *)*pval;
71
72 while (isspace(*p))
73 p++;
74
75 *pval = (char *)p;
76
77 p = p + strlen(*pval) - 1;
78
79 /* Remove trailing space */
80 while (isspace(*p))
81 *p-- = 0;
82 }
83
84 /*
85 * Given a line of the form:
86 * name = value # comment
87 * extract name and value. NB: modifies passed buffer.
88 */
89
90 static int parse_line(char **pkw, char **pval, char *linebuf)
91 {
92 char *p;
93
94 p = linebuf + strlen(linebuf) - 1;
95
96 if (*p != '\n') {
97 fprintf(stderr, "FATAL: missing EOL\n");
98 exit(1);
99 }
100
101 /* Look for # */
102
103 p = strchr(linebuf, '#');
104
105 if (p)
106 *p = '\0';
107
108 /* Look for = sign */
109 p = strchr(linebuf, '=');
110
111 /* If no '=' exit */
112 if (!p)
113 return 0;
114
115 *p++ = '\0';
116
117 *pkw = linebuf;
118 *pval = p;
119
120 /* Remove spaces from keyword and value */
121 remove_space(pkw);
122 remove_space(pval);
123
124 return 1;
125 }
126
127 /*
128 * Unescape some escape sequences in string literals.
129 * Return the result in a newly allocated buffer.
130 * Currently only supports '\n'.
131 * If the input length is 0, returns a valid 1-byte buffer, but sets
132 * the length to 0.
133 */
134 static unsigned char* unescape(const char *input, size_t input_len,
135 size_t *out_len)
136 {
137 unsigned char *ret, *p;
138 size_t i;
139 if (input_len == 0) {
140 *out_len = 0;
141 return OPENSSL_zalloc(1);
142 }
143
144 /* Escaping is non-expanding; over-allocate original size for simplicity. */
145 ret = p = OPENSSL_malloc(input_len);
146 if (ret == NULL)
147 return NULL;
148
149 for (i = 0; i < input_len; i++) {
150 if (input[i] == '\\') {
151 if (i == input_len - 1 || input[i+1] != 'n')
152 goto err;
153 *p++ = '\n';
154 i++;
155 } else {
156 *p++ = input[i];
157 }
158 }
159
160 *out_len = p - ret;
161 return ret;
162
163 err:
164 OPENSSL_free(ret);
165 return NULL;
166 }
167
168 /* For a hex string "value" convert to a binary allocated buffer */
169 static int test_bin(const char *value, unsigned char **buf, size_t *buflen)
170 {
171 long len;
172 if (!*value) {
173 /*
174 * Don't return NULL for zero length buffer.
175 * This is needed for some tests with empty keys: HMAC_Init_ex() expects
176 * a non-NULL key buffer even if the key length is 0, in order to detect
177 * key reset.
178 */
179 *buf = OPENSSL_malloc(1);
180 if (!*buf)
181 return 0;
182 **buf = 0;
183 *buflen = 0;
184 return 1;
185 }
186 /* Check for string literal */
187 if (value[0] == '"') {
188 size_t vlen;
189 value++;
190 vlen = strlen(value);
191 if (value[vlen - 1] != '"')
192 return 0;
193 vlen--;
194 *buf = unescape(value, vlen, buflen);
195 if (*buf == NULL)
196 return 0;
197 return 1;
198 }
199
200 *buf = string_to_hex(value, &len);
201 if (!*buf) {
202 fprintf(stderr, "Value=%s\n", value);
203 ERR_print_errors_fp(stderr);
204 return -1;
205 }
206 /* Size of input buffer means we'll never overflow */
207 *buflen = len;
208 return 1;
209 }
210 /* Parse unsigned decimal 64 bit integer value */
211 static int test_uint64(const char *value, uint64_t *pr)
212 {
213 const char *p = value;
214 if (!*p) {
215 fprintf(stderr, "Invalid empty integer value\n");
216 return -1;
217 }
218 *pr = 0;
219 while (*p) {
220 if (*pr > UINT64_MAX/10) {
221 fprintf(stderr, "Integer string overflow value=%s\n", value);
222 return -1;
223 }
224 *pr *= 10;
225 if (*p < '0' || *p > '9') {
226 fprintf(stderr, "Invalid integer string value=%s\n", value);
227 return -1;
228 }
229 *pr += *p - '0';
230 p++;
231 }
232 return 1;
233 }
234
235 /* Structure holding test information */
236 struct evp_test {
237 /* file being read */
238 FILE *in;
239 /* List of public and private keys */
240 struct key_list *private;
241 struct key_list *public;
242 /* method for this test */
243 const struct evp_test_method *meth;
244 /* current line being processed */
245 unsigned int line;
246 /* start line of current test */
247 unsigned int start_line;
248 /* Error string for test */
249 const char *err;
250 /* Expected error value of test */
251 char *expected_err;
252 /* Number of tests */
253 int ntests;
254 /* Error count */
255 int errors;
256 /* Number of tests skipped */
257 int nskip;
258 /* If output mismatch expected and got value */
259 unsigned char *out_received;
260 size_t out_received_len;
261 unsigned char *out_expected;
262 size_t out_expected_len;
263 /* test specific data */
264 void *data;
265 /* Current test should be skipped */
266 int skip;
267 };
268
269 struct key_list {
270 char *name;
271 EVP_PKEY *key;
272 struct key_list *next;
273 };
274
275 /* Test method structure */
276 struct evp_test_method {
277 /* Name of test as it appears in file */
278 const char *name;
279 /* Initialise test for "alg" */
280 int (*init) (struct evp_test * t, const char *alg);
281 /* Clean up method */
282 void (*cleanup) (struct evp_test * t);
283 /* Test specific name value pair processing */
284 int (*parse) (struct evp_test * t, const char *name, const char *value);
285 /* Run the test itself */
286 int (*run_test) (struct evp_test * t);
287 };
288
289 static const struct evp_test_method digest_test_method, cipher_test_method;
290 static const struct evp_test_method mac_test_method;
291 static const struct evp_test_method psign_test_method, pverify_test_method;
292 static const struct evp_test_method pdecrypt_test_method;
293 static const struct evp_test_method pverify_recover_test_method;
294 static const struct evp_test_method pbe_test_method;
295 static const struct evp_test_method encode_test_method;
296 static const struct evp_test_method kdf_test_method;
297
298 static const struct evp_test_method *evp_test_list[] = {
299 &digest_test_method,
300 &cipher_test_method,
301 &mac_test_method,
302 &psign_test_method,
303 &pverify_test_method,
304 &pdecrypt_test_method,
305 &pverify_recover_test_method,
306 &pbe_test_method,
307 &encode_test_method,
308 &kdf_test_method,
309 NULL
310 };
311
312 static const struct evp_test_method *evp_find_test(const char *name)
313 {
314 const struct evp_test_method **tt;
315
316 for (tt = evp_test_list; *tt; tt++) {
317 if (strcmp(name, (*tt)->name) == 0)
318 return *tt;
319 }
320 return NULL;
321 }
322
323 static void hex_print(const char *name, const unsigned char *buf, size_t len)
324 {
325 size_t i;
326 fprintf(stderr, "%s ", name);
327 for (i = 0; i < len; i++)
328 fprintf(stderr, "%02X", buf[i]);
329 fputs("\n", stderr);
330 }
331
332 static void free_expected(struct evp_test *t)
333 {
334 OPENSSL_free(t->expected_err);
335 t->expected_err = NULL;
336 OPENSSL_free(t->out_expected);
337 OPENSSL_free(t->out_received);
338 t->out_expected = NULL;
339 t->out_received = NULL;
340 t->out_expected_len = 0;
341 t->out_received_len = 0;
342 /* Literals. */
343 t->err = NULL;
344 }
345
346 static void print_expected(struct evp_test *t)
347 {
348 if (t->out_expected == NULL && t->out_received == NULL)
349 return;
350 hex_print("Expected:", t->out_expected, t->out_expected_len);
351 hex_print("Got: ", t->out_received, t->out_received_len);
352 free_expected(t);
353 }
354
355 static int check_test_error(struct evp_test *t)
356 {
357 if (!t->err && !t->expected_err)
358 return 1;
359 if (t->err && !t->expected_err) {
360 fprintf(stderr, "Test line %d: unexpected error %s\n",
361 t->start_line, t->err);
362 print_expected(t);
363 return 0;
364 }
365 if (!t->err && t->expected_err) {
366 fprintf(stderr, "Test line %d: succeeded expecting %s\n",
367 t->start_line, t->expected_err);
368 return 0;
369 }
370 if (strcmp(t->err, t->expected_err) == 0)
371 return 1;
372
373 fprintf(stderr, "Test line %d: expecting %s got %s\n",
374 t->start_line, t->expected_err, t->err);
375 return 0;
376 }
377
378 /* Setup a new test, run any existing test */
379
380 static int setup_test(struct evp_test *t, const struct evp_test_method *tmeth)
381 {
382 /* If we already have a test set up run it */
383 if (t->meth) {
384 t->ntests++;
385 if (t->skip) {
386 t->meth = tmeth;
387 t->nskip++;
388 return 1;
389 }
390 t->err = NULL;
391 if (t->meth->run_test(t) != 1) {
392 fprintf(stderr, "%s test error line %d\n",
393 t->meth->name, t->start_line);
394 return 0;
395 }
396 if (!check_test_error(t)) {
397 if (t->err)
398 ERR_print_errors_fp(stderr);
399 t->errors++;
400 }
401 ERR_clear_error();
402 t->meth->cleanup(t);
403 OPENSSL_free(t->data);
404 t->data = NULL;
405 OPENSSL_free(t->expected_err);
406 t->expected_err = NULL;
407 free_expected(t);
408 }
409 t->meth = tmeth;
410 return 1;
411 }
412
413 static int find_key(EVP_PKEY **ppk, const char *name, struct key_list *lst)
414 {
415 for (; lst; lst = lst->next) {
416 if (strcmp(lst->name, name) == 0) {
417 if (ppk)
418 *ppk = lst->key;
419 return 1;
420 }
421 }
422 return 0;
423 }
424
425 static void free_key_list(struct key_list *lst)
426 {
427 while (lst != NULL) {
428 struct key_list *ltmp;
429 EVP_PKEY_free(lst->key);
430 OPENSSL_free(lst->name);
431 ltmp = lst->next;
432 OPENSSL_free(lst);
433 lst = ltmp;
434 }
435 }
436
437 static int check_unsupported()
438 {
439 long err = ERR_peek_error();
440 if (ERR_GET_LIB(err) == ERR_LIB_EVP
441 && ERR_GET_REASON(err) == EVP_R_UNSUPPORTED_ALGORITHM) {
442 ERR_clear_error();
443 return 1;
444 }
445 return 0;
446 }
447
448 static int process_test(struct evp_test *t, char *buf, int verbose)
449 {
450 char *keyword = NULL, *value = NULL;
451 int rv = 0, add_key = 0;
452 long save_pos = 0;
453 struct key_list **lst = NULL, *key = NULL;
454 EVP_PKEY *pk = NULL;
455 const struct evp_test_method *tmeth = NULL;
456 if (verbose)
457 fputs(buf, stdout);
458 if (!parse_line(&keyword, &value, buf))
459 return 1;
460 if (strcmp(keyword, "PrivateKey") == 0) {
461 save_pos = ftell(t->in);
462 pk = PEM_read_PrivateKey(t->in, NULL, 0, NULL);
463 if (pk == NULL && !check_unsupported()) {
464 fprintf(stderr, "Error reading private key %s\n", value);
465 ERR_print_errors_fp(stderr);
466 return 0;
467 }
468 lst = &t->private;
469 add_key = 1;
470 }
471 if (strcmp(keyword, "PublicKey") == 0) {
472 save_pos = ftell(t->in);
473 pk = PEM_read_PUBKEY(t->in, NULL, 0, NULL);
474 if (pk == NULL && !check_unsupported()) {
475 fprintf(stderr, "Error reading public key %s\n", value);
476 ERR_print_errors_fp(stderr);
477 return 0;
478 }
479 lst = &t->public;
480 add_key = 1;
481 }
482 /* If we have a key add to list */
483 if (add_key) {
484 char tmpbuf[80];
485 if (find_key(NULL, value, *lst)) {
486 fprintf(stderr, "Duplicate key %s\n", value);
487 return 0;
488 }
489 key = OPENSSL_malloc(sizeof(*key));
490 if (!key)
491 return 0;
492 key->name = OPENSSL_strdup(value);
493 key->key = pk;
494 key->next = *lst;
495 *lst = key;
496 /* Rewind input, read to end and update line numbers */
497 fseek(t->in, save_pos, SEEK_SET);
498 while (fgets(tmpbuf, sizeof(tmpbuf), t->in)) {
499 t->line++;
500 if (strncmp(tmpbuf, "-----END", 8) == 0)
501 return 1;
502 }
503 fprintf(stderr, "Can't find key end\n");
504 return 0;
505 }
506
507 /* See if keyword corresponds to a test start */
508 tmeth = evp_find_test(keyword);
509 if (tmeth) {
510 if (!setup_test(t, tmeth))
511 return 0;
512 t->start_line = t->line;
513 t->skip = 0;
514 if (!tmeth->init(t, value)) {
515 fprintf(stderr, "Unknown %s: %s\n", keyword, value);
516 return 0;
517 }
518 return 1;
519 } else if (t->skip) {
520 return 1;
521 } else if (strcmp(keyword, "Result") == 0) {
522 if (t->expected_err) {
523 fprintf(stderr, "Line %d: multiple result lines\n", t->line);
524 return 0;
525 }
526 t->expected_err = OPENSSL_strdup(value);
527 if (!t->expected_err)
528 return 0;
529 } else {
530 /* Must be test specific line: try to parse it */
531 if (t->meth)
532 rv = t->meth->parse(t, keyword, value);
533
534 if (rv == 0)
535 fprintf(stderr, "line %d: unexpected keyword %s\n",
536 t->line, keyword);
537
538 if (rv < 0)
539 fprintf(stderr, "line %d: error processing keyword %s\n",
540 t->line, keyword);
541 if (rv <= 0)
542 return 0;
543 }
544 return 1;
545 }
546
547 static int check_var_length_output(struct evp_test *t,
548 const unsigned char *expected,
549 size_t expected_len,
550 const unsigned char *received,
551 size_t received_len)
552 {
553 if (expected_len == received_len &&
554 memcmp(expected, received, expected_len) == 0) {
555 return 0;
556 }
557
558 /* The result printing code expects a non-NULL buffer. */
559 t->out_expected = OPENSSL_memdup(expected, expected_len ? expected_len : 1);
560 t->out_expected_len = expected_len;
561 t->out_received = OPENSSL_memdup(received, received_len ? received_len : 1);
562 t->out_received_len = received_len;
563 if (t->out_expected == NULL || t->out_received == NULL) {
564 fprintf(stderr, "Memory allocation error!\n");
565 exit(1);
566 }
567 return 1;
568 }
569
570 static int check_output(struct evp_test *t,
571 const unsigned char *expected,
572 const unsigned char *received,
573 size_t len)
574 {
575 return check_var_length_output(t, expected, len, received, len);
576 }
577
578 int main(int argc, char **argv)
579 {
580 FILE *in = NULL;
581 char buf[10240];
582 struct evp_test t;
583
584 if (argc != 2) {
585 fprintf(stderr, "usage: evp_test testfile.txt\n");
586 return 1;
587 }
588
589 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
590
591 ERR_load_crypto_strings();
592 OpenSSL_add_all_algorithms();
593
594 memset(&t, 0, sizeof(t));
595 t.start_line = -1;
596 in = fopen(argv[1], "r");
597 t.in = in;
598 while (fgets(buf, sizeof(buf), in)) {
599 t.line++;
600 if (!process_test(&t, buf, 0))
601 exit(1);
602 }
603 /* Run any final test we have */
604 if (!setup_test(&t, NULL))
605 exit(1);
606 fprintf(stderr, "%d tests completed with %d errors, %d skipped\n",
607 t.ntests, t.errors, t.nskip);
608 free_key_list(t.public);
609 free_key_list(t.private);
610 fclose(in);
611 EVP_cleanup();
612 CRYPTO_cleanup_all_ex_data();
613 ERR_remove_thread_state(NULL);
614 ERR_free_strings();
615 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
616 CRYPTO_mem_leaks_fp(stderr);
617 #endif
618 if (t.errors)
619 return 1;
620 return 0;
621 }
622
623 static void test_free(void *d)
624 {
625 OPENSSL_free(d);
626 }
627
628 /* Message digest tests */
629
630 struct digest_data {
631 /* Digest this test is for */
632 const EVP_MD *digest;
633 /* Input to digest */
634 unsigned char *input;
635 size_t input_len;
636 /* Repeat count for input */
637 size_t nrpt;
638 /* Expected output */
639 unsigned char *output;
640 size_t output_len;
641 };
642
643 static int digest_test_init(struct evp_test *t, const char *alg)
644 {
645 const EVP_MD *digest;
646 struct digest_data *mdat;
647 digest = EVP_get_digestbyname(alg);
648 if (!digest) {
649 /* If alg has an OID assume disabled algorithm */
650 if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
651 t->skip = 1;
652 return 1;
653 }
654 return 0;
655 }
656 mdat = OPENSSL_malloc(sizeof(*mdat));
657 mdat->digest = digest;
658 mdat->input = NULL;
659 mdat->output = NULL;
660 mdat->nrpt = 1;
661 t->data = mdat;
662 return 1;
663 }
664
665 static void digest_test_cleanup(struct evp_test *t)
666 {
667 struct digest_data *mdat = t->data;
668 test_free(mdat->input);
669 test_free(mdat->output);
670 }
671
672 static int digest_test_parse(struct evp_test *t,
673 const char *keyword, const char *value)
674 {
675 struct digest_data *mdata = t->data;
676 if (strcmp(keyword, "Input") == 0)
677 return test_bin(value, &mdata->input, &mdata->input_len);
678 if (strcmp(keyword, "Output") == 0)
679 return test_bin(value, &mdata->output, &mdata->output_len);
680 if (strcmp(keyword, "Count") == 0) {
681 long nrpt = atoi(value);
682 if (nrpt <= 0)
683 return 0;
684 mdata->nrpt = (size_t)nrpt;
685 return 1;
686 }
687 return 0;
688 }
689
690 static int digest_test_run(struct evp_test *t)
691 {
692 struct digest_data *mdata = t->data;
693 size_t i;
694 const char *err = "INTERNAL_ERROR";
695 EVP_MD_CTX *mctx;
696 unsigned char md[EVP_MAX_MD_SIZE];
697 unsigned int md_len;
698 mctx = EVP_MD_CTX_new();
699 if (!mctx)
700 goto err;
701 err = "DIGESTINIT_ERROR";
702 if (!EVP_DigestInit_ex(mctx, mdata->digest, NULL))
703 goto err;
704 err = "DIGESTUPDATE_ERROR";
705 for (i = 0; i < mdata->nrpt; i++) {
706 if (!EVP_DigestUpdate(mctx, mdata->input, mdata->input_len))
707 goto err;
708 }
709 err = "DIGESTFINAL_ERROR";
710 if (!EVP_DigestFinal(mctx, md, &md_len))
711 goto err;
712 err = "DIGEST_LENGTH_MISMATCH";
713 if (md_len != mdata->output_len)
714 goto err;
715 err = "DIGEST_MISMATCH";
716 if (check_output(t, mdata->output, md, md_len))
717 goto err;
718 err = NULL;
719 err:
720 EVP_MD_CTX_free(mctx);
721 t->err = err;
722 return 1;
723 }
724
725 static const struct evp_test_method digest_test_method = {
726 "Digest",
727 digest_test_init,
728 digest_test_cleanup,
729 digest_test_parse,
730 digest_test_run
731 };
732
733 /* Cipher tests */
734 struct cipher_data {
735 const EVP_CIPHER *cipher;
736 int enc;
737 /* EVP_CIPH_GCM_MODE, EVP_CIPH_CCM_MODE or EVP_CIPH_OCB_MODE if AEAD */
738 int aead;
739 unsigned char *key;
740 size_t key_len;
741 unsigned char *iv;
742 size_t iv_len;
743 unsigned char *plaintext;
744 size_t plaintext_len;
745 unsigned char *ciphertext;
746 size_t ciphertext_len;
747 /* GCM, CCM only */
748 unsigned char *aad;
749 size_t aad_len;
750 unsigned char *tag;
751 size_t tag_len;
752 };
753
754 static int cipher_test_init(struct evp_test *t, const char *alg)
755 {
756 const EVP_CIPHER *cipher;
757 struct cipher_data *cdat = t->data;
758 cipher = EVP_get_cipherbyname(alg);
759 if (!cipher) {
760 /* If alg has an OID assume disabled algorithm */
761 if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
762 t->skip = 1;
763 return 1;
764 }
765 return 0;
766 }
767 cdat = OPENSSL_malloc(sizeof(*cdat));
768 cdat->cipher = cipher;
769 cdat->enc = -1;
770 cdat->key = NULL;
771 cdat->iv = NULL;
772 cdat->ciphertext = NULL;
773 cdat->plaintext = NULL;
774 cdat->aad = NULL;
775 cdat->tag = NULL;
776 t->data = cdat;
777 if (EVP_CIPHER_mode(cipher) == EVP_CIPH_GCM_MODE
778 || EVP_CIPHER_mode(cipher) == EVP_CIPH_OCB_MODE
779 || EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE)
780 cdat->aead = EVP_CIPHER_mode(cipher);
781 else if (EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER)
782 cdat->aead = -1;
783 else
784 cdat->aead = 0;
785
786 return 1;
787 }
788
789 static void cipher_test_cleanup(struct evp_test *t)
790 {
791 struct cipher_data *cdat = t->data;
792 test_free(cdat->key);
793 test_free(cdat->iv);
794 test_free(cdat->ciphertext);
795 test_free(cdat->plaintext);
796 test_free(cdat->aad);
797 test_free(cdat->tag);
798 }
799
800 static int cipher_test_parse(struct evp_test *t, const char *keyword,
801 const char *value)
802 {
803 struct cipher_data *cdat = t->data;
804 if (strcmp(keyword, "Key") == 0)
805 return test_bin(value, &cdat->key, &cdat->key_len);
806 if (strcmp(keyword, "IV") == 0)
807 return test_bin(value, &cdat->iv, &cdat->iv_len);
808 if (strcmp(keyword, "Plaintext") == 0)
809 return test_bin(value, &cdat->plaintext, &cdat->plaintext_len);
810 if (strcmp(keyword, "Ciphertext") == 0)
811 return test_bin(value, &cdat->ciphertext, &cdat->ciphertext_len);
812 if (cdat->aead) {
813 if (strcmp(keyword, "AAD") == 0)
814 return test_bin(value, &cdat->aad, &cdat->aad_len);
815 if (strcmp(keyword, "Tag") == 0)
816 return test_bin(value, &cdat->tag, &cdat->tag_len);
817 }
818
819 if (strcmp(keyword, "Operation") == 0) {
820 if (strcmp(value, "ENCRYPT") == 0)
821 cdat->enc = 1;
822 else if (strcmp(value, "DECRYPT") == 0)
823 cdat->enc = 0;
824 else
825 return 0;
826 return 1;
827 }
828 return 0;
829 }
830
831 static int cipher_test_enc(struct evp_test *t, int enc)
832 {
833 struct cipher_data *cdat = t->data;
834 unsigned char *in, *out, *tmp = NULL;
835 size_t in_len, out_len;
836 int tmplen, tmpflen;
837 EVP_CIPHER_CTX *ctx = NULL;
838 const char *err;
839 err = "INTERNAL_ERROR";
840 ctx = EVP_CIPHER_CTX_new();
841 if (!ctx)
842 goto err;
843 EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
844 if (enc) {
845 in = cdat->plaintext;
846 in_len = cdat->plaintext_len;
847 out = cdat->ciphertext;
848 out_len = cdat->ciphertext_len;
849 } else {
850 in = cdat->ciphertext;
851 in_len = cdat->ciphertext_len;
852 out = cdat->plaintext;
853 out_len = cdat->plaintext_len;
854 }
855 tmp = OPENSSL_malloc(in_len + 2 * EVP_MAX_BLOCK_LENGTH);
856 if (!tmp)
857 goto err;
858 err = "CIPHERINIT_ERROR";
859 if (!EVP_CipherInit_ex(ctx, cdat->cipher, NULL, NULL, NULL, enc))
860 goto err;
861 err = "INVALID_IV_LENGTH";
862 if (cdat->iv) {
863 if (cdat->aead) {
864 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN,
865 cdat->iv_len, 0))
866 goto err;
867 } else if (cdat->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx))
868 goto err;
869 }
870 if (cdat->aead) {
871 unsigned char *tag;
872 /*
873 * If encrypting or OCB just set tag length initially, otherwise
874 * set tag length and value.
875 */
876 if (enc || cdat->aead == EVP_CIPH_OCB_MODE) {
877 err = "TAG_LENGTH_SET_ERROR";
878 tag = NULL;
879 } else {
880 err = "TAG_SET_ERROR";
881 tag = cdat->tag;
882 }
883 if (tag || cdat->aead != EVP_CIPH_GCM_MODE) {
884 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
885 cdat->tag_len, tag))
886 goto err;
887 }
888 }
889
890 err = "INVALID_KEY_LENGTH";
891 if (!EVP_CIPHER_CTX_set_key_length(ctx, cdat->key_len))
892 goto err;
893 err = "KEY_SET_ERROR";
894 if (!EVP_CipherInit_ex(ctx, NULL, NULL, cdat->key, cdat->iv, -1))
895 goto err;
896
897 if (!enc && cdat->aead == EVP_CIPH_OCB_MODE) {
898 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
899 cdat->tag_len, cdat->tag)) {
900 err = "TAG_SET_ERROR";
901 goto err;
902 }
903 }
904
905 if (cdat->aead == EVP_CIPH_CCM_MODE) {
906 if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {
907 err = "CCM_PLAINTEXT_LENGTH_SET_ERROR";
908 goto err;
909 }
910 }
911 if (cdat->aad) {
912 if (!EVP_CipherUpdate(ctx, NULL, &tmplen, cdat->aad, cdat->aad_len)) {
913 err = "AAD_SET_ERROR";
914 goto err;
915 }
916 }
917 EVP_CIPHER_CTX_set_padding(ctx, 0);
918 err = "CIPHERUPDATE_ERROR";
919 if (!EVP_CipherUpdate(ctx, tmp, &tmplen, in, in_len))
920 goto err;
921 if (cdat->aead == EVP_CIPH_CCM_MODE)
922 tmpflen = 0;
923 else {
924 err = "CIPHERFINAL_ERROR";
925 if (!EVP_CipherFinal_ex(ctx, tmp + tmplen, &tmpflen))
926 goto err;
927 }
928 err = "LENGTH_MISMATCH";
929 if (out_len != (size_t)(tmplen + tmpflen))
930 goto err;
931 err = "VALUE_MISMATCH";
932 if (check_output(t, out, tmp, out_len))
933 goto err;
934 if (enc && cdat->aead) {
935 unsigned char rtag[16];
936 if (cdat->tag_len > sizeof(rtag)) {
937 err = "TAG_LENGTH_INTERNAL_ERROR";
938 goto err;
939 }
940 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
941 cdat->tag_len, rtag)) {
942 err = "TAG_RETRIEVE_ERROR";
943 goto err;
944 }
945 if (check_output(t, cdat->tag, rtag, cdat->tag_len)) {
946 err = "TAG_VALUE_MISMATCH";
947 goto err;
948 }
949 }
950 err = NULL;
951 err:
952 OPENSSL_free(tmp);
953 EVP_CIPHER_CTX_free(ctx);
954 t->err = err;
955 return err ? 0 : 1;
956 }
957
958 static int cipher_test_run(struct evp_test *t)
959 {
960 struct cipher_data *cdat = t->data;
961 int rv;
962 if (!cdat->key) {
963 t->err = "NO_KEY";
964 return 0;
965 }
966 if (!cdat->iv && EVP_CIPHER_iv_length(cdat->cipher)) {
967 /* IV is optional and usually omitted in wrap mode */
968 if (EVP_CIPHER_mode(cdat->cipher) != EVP_CIPH_WRAP_MODE) {
969 t->err = "NO_IV";
970 return 0;
971 }
972 }
973 if (cdat->aead && !cdat->tag) {
974 t->err = "NO_TAG";
975 return 0;
976 }
977 if (cdat->enc) {
978 rv = cipher_test_enc(t, 1);
979 /* Not fatal errors: return */
980 if (rv != 1) {
981 if (rv < 0)
982 return 0;
983 return 1;
984 }
985 }
986 if (cdat->enc != 1) {
987 rv = cipher_test_enc(t, 0);
988 /* Not fatal errors: return */
989 if (rv != 1) {
990 if (rv < 0)
991 return 0;
992 return 1;
993 }
994 }
995 return 1;
996 }
997
998 static const struct evp_test_method cipher_test_method = {
999 "Cipher",
1000 cipher_test_init,
1001 cipher_test_cleanup,
1002 cipher_test_parse,
1003 cipher_test_run
1004 };
1005
1006 struct mac_data {
1007 /* MAC type */
1008 int type;
1009 /* Algorithm string for this MAC */
1010 char *alg;
1011 /* MAC key */
1012 unsigned char *key;
1013 size_t key_len;
1014 /* Input to MAC */
1015 unsigned char *input;
1016 size_t input_len;
1017 /* Expected output */
1018 unsigned char *output;
1019 size_t output_len;
1020 };
1021
1022 static int mac_test_init(struct evp_test *t, const char *alg)
1023 {
1024 int type;
1025 struct mac_data *mdat;
1026 if (strcmp(alg, "HMAC") == 0)
1027 type = EVP_PKEY_HMAC;
1028 else if (strcmp(alg, "CMAC") == 0)
1029 type = EVP_PKEY_CMAC;
1030 else
1031 return 0;
1032
1033 mdat = OPENSSL_malloc(sizeof(*mdat));
1034 mdat->type = type;
1035 mdat->alg = NULL;
1036 mdat->key = NULL;
1037 mdat->input = NULL;
1038 mdat->output = NULL;
1039 t->data = mdat;
1040 return 1;
1041 }
1042
1043 static void mac_test_cleanup(struct evp_test *t)
1044 {
1045 struct mac_data *mdat = t->data;
1046 test_free(mdat->alg);
1047 test_free(mdat->key);
1048 test_free(mdat->input);
1049 test_free(mdat->output);
1050 }
1051
1052 static int mac_test_parse(struct evp_test *t,
1053 const char *keyword, const char *value)
1054 {
1055 struct mac_data *mdata = t->data;
1056 if (strcmp(keyword, "Key") == 0)
1057 return test_bin(value, &mdata->key, &mdata->key_len);
1058 if (strcmp(keyword, "Algorithm") == 0) {
1059 mdata->alg = OPENSSL_strdup(value);
1060 if (!mdata->alg)
1061 return 0;
1062 return 1;
1063 }
1064 if (strcmp(keyword, "Input") == 0)
1065 return test_bin(value, &mdata->input, &mdata->input_len);
1066 if (strcmp(keyword, "Output") == 0)
1067 return test_bin(value, &mdata->output, &mdata->output_len);
1068 return 0;
1069 }
1070
1071 static int mac_test_run(struct evp_test *t)
1072 {
1073 struct mac_data *mdata = t->data;
1074 const char *err = "INTERNAL_ERROR";
1075 EVP_MD_CTX *mctx = NULL;
1076 EVP_PKEY_CTX *pctx = NULL, *genctx = NULL;
1077 EVP_PKEY *key = NULL;
1078 const EVP_MD *md = NULL;
1079 unsigned char *mac = NULL;
1080 size_t mac_len;
1081
1082 err = "MAC_PKEY_CTX_ERROR";
1083 genctx = EVP_PKEY_CTX_new_id(mdata->type, NULL);
1084 if (!genctx)
1085 goto err;
1086
1087 err = "MAC_KEYGEN_INIT_ERROR";
1088 if (EVP_PKEY_keygen_init(genctx) <= 0)
1089 goto err;
1090 if (mdata->type == EVP_PKEY_CMAC) {
1091 err = "MAC_ALGORITHM_SET_ERROR";
1092 if (EVP_PKEY_CTX_ctrl_str(genctx, "cipher", mdata->alg) <= 0)
1093 goto err;
1094 }
1095
1096 err = "MAC_KEY_SET_ERROR";
1097 if (EVP_PKEY_CTX_set_mac_key(genctx, mdata->key, mdata->key_len) <= 0)
1098 goto err;
1099
1100 err = "MAC_KEY_GENERATE_ERROR";
1101 if (EVP_PKEY_keygen(genctx, &key) <= 0)
1102 goto err;
1103 if (mdata->type == EVP_PKEY_HMAC) {
1104 err = "MAC_ALGORITHM_SET_ERROR";
1105 md = EVP_get_digestbyname(mdata->alg);
1106 if (!md)
1107 goto err;
1108 }
1109 mctx = EVP_MD_CTX_new();
1110 if (!mctx)
1111 goto err;
1112 err = "DIGESTSIGNINIT_ERROR";
1113 if (!EVP_DigestSignInit(mctx, &pctx, md, NULL, key))
1114 goto err;
1115
1116 err = "DIGESTSIGNUPDATE_ERROR";
1117 if (!EVP_DigestSignUpdate(mctx, mdata->input, mdata->input_len))
1118 goto err;
1119 err = "DIGESTSIGNFINAL_LENGTH_ERROR";
1120 if (!EVP_DigestSignFinal(mctx, NULL, &mac_len))
1121 goto err;
1122 mac = OPENSSL_malloc(mac_len);
1123 if (!mac) {
1124 fprintf(stderr, "Error allocating mac buffer!\n");
1125 exit(1);
1126 }
1127 if (!EVP_DigestSignFinal(mctx, mac, &mac_len))
1128 goto err;
1129 err = "MAC_LENGTH_MISMATCH";
1130 if (mac_len != mdata->output_len)
1131 goto err;
1132 err = "MAC_MISMATCH";
1133 if (check_output(t, mdata->output, mac, mac_len))
1134 goto err;
1135 err = NULL;
1136 err:
1137 EVP_MD_CTX_free(mctx);
1138 OPENSSL_free(mac);
1139 EVP_PKEY_CTX_free(genctx);
1140 EVP_PKEY_free(key);
1141 t->err = err;
1142 return 1;
1143 }
1144
1145 static const struct evp_test_method mac_test_method = {
1146 "MAC",
1147 mac_test_init,
1148 mac_test_cleanup,
1149 mac_test_parse,
1150 mac_test_run
1151 };
1152
1153 /*
1154 * Public key operations. These are all very similar and can share
1155 * a lot of common code.
1156 */
1157
1158 struct pkey_data {
1159 /* Context for this operation */
1160 EVP_PKEY_CTX *ctx;
1161 /* Key operation to perform */
1162 int (*keyop) (EVP_PKEY_CTX *ctx,
1163 unsigned char *sig, size_t *siglen,
1164 const unsigned char *tbs, size_t tbslen);
1165 /* Input to MAC */
1166 unsigned char *input;
1167 size_t input_len;
1168 /* Expected output */
1169 unsigned char *output;
1170 size_t output_len;
1171 };
1172
1173 /*
1174 * Perform public key operation setup: lookup key, allocated ctx and call
1175 * the appropriate initialisation function
1176 */
1177 static int pkey_test_init(struct evp_test *t, const char *name,
1178 int use_public,
1179 int (*keyopinit) (EVP_PKEY_CTX *ctx),
1180 int (*keyop) (EVP_PKEY_CTX *ctx,
1181 unsigned char *sig, size_t *siglen,
1182 const unsigned char *tbs,
1183 size_t tbslen)
1184 )
1185 {
1186 struct pkey_data *kdata;
1187 EVP_PKEY *pkey = NULL;
1188 int rv = 0;
1189 if (use_public)
1190 rv = find_key(&pkey, name, t->public);
1191 if (!rv)
1192 rv = find_key(&pkey, name, t->private);
1193 if (!rv)
1194 return 0;
1195 if (!pkey) {
1196 t->skip = 1;
1197 return 1;
1198 }
1199
1200 kdata = OPENSSL_malloc(sizeof(*kdata));
1201 if (!kdata) {
1202 EVP_PKEY_free(pkey);
1203 return 0;
1204 }
1205 kdata->ctx = NULL;
1206 kdata->input = NULL;
1207 kdata->output = NULL;
1208 kdata->keyop = keyop;
1209 t->data = kdata;
1210 kdata->ctx = EVP_PKEY_CTX_new(pkey, NULL);
1211 if (!kdata->ctx)
1212 return 0;
1213 if (keyopinit(kdata->ctx) <= 0)
1214 return 0;
1215 return 1;
1216 }
1217
1218 static void pkey_test_cleanup(struct evp_test *t)
1219 {
1220 struct pkey_data *kdata = t->data;
1221
1222 OPENSSL_free(kdata->input);
1223 OPENSSL_free(kdata->output);
1224 EVP_PKEY_CTX_free(kdata->ctx);
1225 }
1226
1227 static int pkey_test_parse(struct evp_test *t,
1228 const char *keyword, const char *value)
1229 {
1230 struct pkey_data *kdata = t->data;
1231 if (strcmp(keyword, "Input") == 0)
1232 return test_bin(value, &kdata->input, &kdata->input_len);
1233 if (strcmp(keyword, "Output") == 0)
1234 return test_bin(value, &kdata->output, &kdata->output_len);
1235 if (strcmp(keyword, "Ctrl") == 0) {
1236 char *p = strchr(value, ':');
1237 if (p)
1238 *p++ = 0;
1239 if (EVP_PKEY_CTX_ctrl_str(kdata->ctx, value, p) <= 0)
1240 return 0;
1241 return 1;
1242 }
1243 return 0;
1244 }
1245
1246 static int pkey_test_run(struct evp_test *t)
1247 {
1248 struct pkey_data *kdata = t->data;
1249 unsigned char *out = NULL;
1250 size_t out_len;
1251 const char *err = "KEYOP_LENGTH_ERROR";
1252 if (kdata->keyop(kdata->ctx, NULL, &out_len, kdata->input,
1253 kdata->input_len) <= 0)
1254 goto err;
1255 out = OPENSSL_malloc(out_len);
1256 if (!out) {
1257 fprintf(stderr, "Error allocating output buffer!\n");
1258 exit(1);
1259 }
1260 err = "KEYOP_ERROR";
1261 if (kdata->keyop
1262 (kdata->ctx, out, &out_len, kdata->input, kdata->input_len) <= 0)
1263 goto err;
1264 err = "KEYOP_LENGTH_MISMATCH";
1265 if (out_len != kdata->output_len)
1266 goto err;
1267 err = "KEYOP_MISMATCH";
1268 if (check_output(t, kdata->output, out, out_len))
1269 goto err;
1270 err = NULL;
1271 err:
1272 OPENSSL_free(out);
1273 t->err = err;
1274 return 1;
1275 }
1276
1277 static int sign_test_init(struct evp_test *t, const char *name)
1278 {
1279 return pkey_test_init(t, name, 0, EVP_PKEY_sign_init, EVP_PKEY_sign);
1280 }
1281
1282 static const struct evp_test_method psign_test_method = {
1283 "Sign",
1284 sign_test_init,
1285 pkey_test_cleanup,
1286 pkey_test_parse,
1287 pkey_test_run
1288 };
1289
1290 static int verify_recover_test_init(struct evp_test *t, const char *name)
1291 {
1292 return pkey_test_init(t, name, 1, EVP_PKEY_verify_recover_init,
1293 EVP_PKEY_verify_recover);
1294 }
1295
1296 static const struct evp_test_method pverify_recover_test_method = {
1297 "VerifyRecover",
1298 verify_recover_test_init,
1299 pkey_test_cleanup,
1300 pkey_test_parse,
1301 pkey_test_run
1302 };
1303
1304 static int decrypt_test_init(struct evp_test *t, const char *name)
1305 {
1306 return pkey_test_init(t, name, 0, EVP_PKEY_decrypt_init,
1307 EVP_PKEY_decrypt);
1308 }
1309
1310 static const struct evp_test_method pdecrypt_test_method = {
1311 "Decrypt",
1312 decrypt_test_init,
1313 pkey_test_cleanup,
1314 pkey_test_parse,
1315 pkey_test_run
1316 };
1317
1318 static int verify_test_init(struct evp_test *t, const char *name)
1319 {
1320 return pkey_test_init(t, name, 1, EVP_PKEY_verify_init, 0);
1321 }
1322
1323 static int verify_test_run(struct evp_test *t)
1324 {
1325 struct pkey_data *kdata = t->data;
1326 if (EVP_PKEY_verify(kdata->ctx, kdata->output, kdata->output_len,
1327 kdata->input, kdata->input_len) <= 0)
1328 t->err = "VERIFY_ERROR";
1329 return 1;
1330 }
1331
1332 static const struct evp_test_method pverify_test_method = {
1333 "Verify",
1334 verify_test_init,
1335 pkey_test_cleanup,
1336 pkey_test_parse,
1337 verify_test_run
1338 };
1339
1340 /* PBE tests */
1341
1342 #define PBE_TYPE_SCRYPT 1
1343 #define PBE_TYPE_PBKDF2 2
1344 #define PBE_TYPE_PKCS12 3
1345
1346 struct pbe_data {
1347
1348 int pbe_type;
1349
1350 /* scrypt parameters */
1351 uint64_t N, r, p, maxmem;
1352
1353 /* PKCS#12 parameters */
1354 int id, iter;
1355 const EVP_MD *md;
1356
1357 /* password */
1358 unsigned char *pass;
1359 size_t pass_len;
1360
1361 /* salt */
1362 unsigned char *salt;
1363 size_t salt_len;
1364
1365 /* Expected output */
1366 unsigned char *key;
1367 size_t key_len;
1368 };
1369
1370 #ifndef OPENSSL_NO_SCRYPT
1371 static int scrypt_test_parse(struct evp_test *t,
1372 const char *keyword, const char *value)
1373 {
1374 struct pbe_data *pdata = t->data;
1375
1376 if (strcmp(keyword, "N") == 0)
1377 return test_uint64(value, &pdata->N);
1378 if (strcmp(keyword, "p") == 0)
1379 return test_uint64(value, &pdata->p);
1380 if (strcmp(keyword, "r") == 0)
1381 return test_uint64(value, &pdata->r);
1382 if (strcmp(keyword, "maxmem") == 0)
1383 return test_uint64(value, &pdata->maxmem);
1384 return 0;
1385 }
1386 #endif
1387
1388 static int pbkdf2_test_parse(struct evp_test *t,
1389 const char *keyword, const char *value)
1390 {
1391 struct pbe_data *pdata = t->data;
1392
1393 if (strcmp(keyword, "iter") == 0) {
1394 pdata->iter = atoi(value);
1395 if (pdata->iter <= 0)
1396 return 0;
1397 return 1;
1398 }
1399 if (strcmp(keyword, "MD") == 0) {
1400 pdata->md = EVP_get_digestbyname(value);
1401 if (pdata->md == NULL)
1402 return 0;
1403 return 1;
1404 }
1405 return 0;
1406 }
1407
1408 static int pkcs12_test_parse(struct evp_test *t,
1409 const char *keyword, const char *value)
1410 {
1411 struct pbe_data *pdata = t->data;
1412
1413 if (strcmp(keyword, "id") == 0) {
1414 pdata->id = atoi(value);
1415 if (pdata->id <= 0)
1416 return 0;
1417 return 1;
1418 }
1419 return pbkdf2_test_parse(t, keyword, value);
1420 }
1421
1422 static int pbe_test_init(struct evp_test *t, const char *alg)
1423 {
1424 struct pbe_data *pdat;
1425 int pbe_type = 0;
1426
1427 #ifndef OPENSSL_NO_SCRYPT
1428 if (strcmp(alg, "scrypt") == 0)
1429 pbe_type = PBE_TYPE_SCRYPT;
1430 #endif
1431 else if (strcmp(alg, "pbkdf2") == 0)
1432 pbe_type = PBE_TYPE_PBKDF2;
1433 else if (strcmp(alg, "pkcs12") == 0)
1434 pbe_type = PBE_TYPE_PKCS12;
1435 else
1436 fprintf(stderr, "Unknown pbe algorithm %s\n", alg);
1437 pdat = OPENSSL_malloc(sizeof(*pdat));
1438 pdat->pbe_type = pbe_type;
1439 pdat->pass = NULL;
1440 pdat->salt = NULL;
1441 pdat->N = 0;
1442 pdat->r = 0;
1443 pdat->p = 0;
1444 pdat->maxmem = 0;
1445 pdat->id = 0;
1446 pdat->iter = 0;
1447 pdat->md = NULL;
1448 t->data = pdat;
1449 return 1;
1450 }
1451
1452 static void pbe_test_cleanup(struct evp_test *t)
1453 {
1454 struct pbe_data *pdat = t->data;
1455 test_free(pdat->pass);
1456 test_free(pdat->salt);
1457 test_free(pdat->key);
1458 }
1459
1460 static int pbe_test_parse(struct evp_test *t,
1461 const char *keyword, const char *value)
1462 {
1463 struct pbe_data *pdata = t->data;
1464
1465 if (strcmp(keyword, "Password") == 0)
1466 return test_bin(value, &pdata->pass, &pdata->pass_len);
1467 if (strcmp(keyword, "Salt") == 0)
1468 return test_bin(value, &pdata->salt, &pdata->salt_len);
1469 if (strcmp(keyword, "Key") == 0)
1470 return test_bin(value, &pdata->key, &pdata->key_len);
1471 if (pdata->pbe_type == PBE_TYPE_PBKDF2)
1472 return pbkdf2_test_parse(t, keyword, value);
1473 else if (pdata->pbe_type == PBE_TYPE_PKCS12)
1474 return pkcs12_test_parse(t, keyword, value);
1475 #ifndef OPENSSL_NO_SCRYPT
1476 else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
1477 return scrypt_test_parse(t, keyword, value);
1478 #endif
1479 return 0;
1480 }
1481
1482 static int pbe_test_run(struct evp_test *t)
1483 {
1484 struct pbe_data *pdata = t->data;
1485 const char *err = "INTERNAL_ERROR";
1486 unsigned char *key;
1487
1488 key = OPENSSL_malloc(pdata->key_len);
1489 if (!key)
1490 goto err;
1491 if (pdata->pbe_type == PBE_TYPE_PBKDF2) {
1492 err = "PBKDF2_ERROR";
1493 if (PKCS5_PBKDF2_HMAC((char *)pdata->pass, pdata->pass_len,
1494 pdata->salt, pdata->salt_len,
1495 pdata->iter, pdata->md,
1496 pdata->key_len, key) == 0)
1497 goto err;
1498 #ifndef OPENSSL_NO_SCRYPT
1499 } else if (pdata->pbe_type == PBE_TYPE_SCRYPT) {
1500 err = "SCRYPT_ERROR";
1501 if (EVP_PBE_scrypt((const char *)pdata->pass, pdata->pass_len,
1502 pdata->salt, pdata->salt_len,
1503 pdata->N, pdata->r, pdata->p, pdata->maxmem,
1504 key, pdata->key_len) == 0)
1505 goto err;
1506 #endif
1507 } else if (pdata->pbe_type == PBE_TYPE_PKCS12) {
1508 err = "PKCS12_ERROR";
1509 if (PKCS12_key_gen_uni(pdata->pass, pdata->pass_len,
1510 pdata->salt, pdata->salt_len,
1511 pdata->id, pdata->iter, pdata->key_len,
1512 key, pdata->md) == 0)
1513 goto err;
1514 }
1515 err = "KEY_MISMATCH";
1516 if (check_output(t, pdata->key, key, pdata->key_len))
1517 goto err;
1518 err = NULL;
1519 err:
1520 OPENSSL_free(key);
1521 t->err = err;
1522 return 1;
1523 }
1524
1525 static const struct evp_test_method pbe_test_method = {
1526 "PBE",
1527 pbe_test_init,
1528 pbe_test_cleanup,
1529 pbe_test_parse,
1530 pbe_test_run
1531 };
1532
1533 /* Base64 tests */
1534
1535 typedef enum {
1536 BASE64_CANONICAL_ENCODING = 0,
1537 BASE64_VALID_ENCODING = 1,
1538 BASE64_INVALID_ENCODING = 2
1539 } base64_encoding_type;
1540
1541 struct encode_data {
1542 /* Input to encoding */
1543 unsigned char *input;
1544 size_t input_len;
1545 /* Expected output */
1546 unsigned char *output;
1547 size_t output_len;
1548 base64_encoding_type encoding;
1549 };
1550
1551 static int encode_test_init(struct evp_test *t, const char *encoding)
1552 {
1553 struct encode_data *edata = OPENSSL_zalloc(sizeof(*edata));
1554
1555 if (strcmp(encoding, "canonical") == 0) {
1556 edata->encoding = BASE64_CANONICAL_ENCODING;
1557 } else if (strcmp(encoding, "valid") == 0) {
1558 edata->encoding = BASE64_VALID_ENCODING;
1559 } else if (strcmp(encoding, "invalid") == 0) {
1560 edata->encoding = BASE64_INVALID_ENCODING;
1561 t->expected_err = OPENSSL_strdup("DECODE_ERROR");
1562 if (t->expected_err == NULL)
1563 return 0;
1564 } else {
1565 fprintf(stderr, "Bad encoding: %s. Should be one of "
1566 "{canonical, valid, invalid}\n", encoding);
1567 return 0;
1568 }
1569 t->data = edata;
1570 return 1;
1571 }
1572
1573 static void encode_test_cleanup(struct evp_test *t)
1574 {
1575 struct encode_data *edata = t->data;
1576 test_free(edata->input);
1577 test_free(edata->output);
1578 memset(edata, 0, sizeof(*edata));
1579 }
1580
1581 static int encode_test_parse(struct evp_test *t,
1582 const char *keyword, const char *value)
1583 {
1584 struct encode_data *edata = t->data;
1585 if (strcmp(keyword, "Input") == 0)
1586 return test_bin(value, &edata->input, &edata->input_len);
1587 if (strcmp(keyword, "Output") == 0)
1588 return test_bin(value, &edata->output, &edata->output_len);
1589 return 0;
1590 }
1591
1592 static int encode_test_run(struct evp_test *t)
1593 {
1594 struct encode_data *edata = t->data;
1595 unsigned char *encode_out = NULL, *decode_out = NULL;
1596 int output_len, chunk_len;
1597 const char *err = "INTERNAL_ERROR";
1598 EVP_ENCODE_CTX *decode_ctx = EVP_ENCODE_CTX_new();
1599
1600 if (decode_ctx == NULL)
1601 goto err;
1602
1603 if (edata->encoding == BASE64_CANONICAL_ENCODING) {
1604 EVP_ENCODE_CTX *encode_ctx = EVP_ENCODE_CTX_new();
1605 if (encode_ctx == NULL)
1606 goto err;
1607 encode_out = OPENSSL_malloc(EVP_ENCODE_LENGTH(edata->input_len));
1608 if (encode_out == NULL)
1609 goto err;
1610
1611 EVP_EncodeInit(encode_ctx);
1612 EVP_EncodeUpdate(encode_ctx, encode_out, &chunk_len,
1613 edata->input, edata->input_len);
1614 output_len = chunk_len;
1615
1616 EVP_EncodeFinal(encode_ctx, encode_out + chunk_len, &chunk_len);
1617 output_len += chunk_len;
1618
1619 EVP_ENCODE_CTX_free(encode_ctx);
1620
1621 if (check_var_length_output(t, edata->output, edata->output_len,
1622 encode_out, output_len)) {
1623 err = "BAD_ENCODING";
1624 goto err;
1625 }
1626 }
1627
1628 decode_out = OPENSSL_malloc(EVP_DECODE_LENGTH(edata->output_len));
1629 if (decode_out == NULL)
1630 goto err;
1631
1632 EVP_DecodeInit(decode_ctx);
1633 if (EVP_DecodeUpdate(decode_ctx, decode_out, &chunk_len, edata->output,
1634 edata->output_len) < 0) {
1635 err = "DECODE_ERROR";
1636 goto err;
1637 }
1638 output_len = chunk_len;
1639
1640 if (EVP_DecodeFinal(decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
1641 err = "DECODE_ERROR";
1642 goto err;
1643 }
1644 output_len += chunk_len;
1645
1646 if (edata->encoding != BASE64_INVALID_ENCODING &&
1647 check_var_length_output(t, edata->input, edata->input_len,
1648 decode_out, output_len)) {
1649 err = "BAD_DECODING";
1650 goto err;
1651 }
1652
1653 err = NULL;
1654 err:
1655 t->err = err;
1656 OPENSSL_free(encode_out);
1657 OPENSSL_free(decode_out);
1658 EVP_ENCODE_CTX_free(decode_ctx);
1659 return 1;
1660 }
1661
1662 static const struct evp_test_method encode_test_method = {
1663 "Encoding",
1664 encode_test_init,
1665 encode_test_cleanup,
1666 encode_test_parse,
1667 encode_test_run,
1668 };
1669
1670 /*
1671 * KDF operations: initially just TLS1 PRF but can be adapted.
1672 */
1673
1674 struct kdf_data {
1675 /* Context for this operation */
1676 EVP_PKEY_CTX *ctx;
1677 /* Expected output */
1678 unsigned char *output;
1679 size_t output_len;
1680 };
1681
1682 /*
1683 * Perform public key operation setup: lookup key, allocated ctx and call
1684 * the appropriate initialisation function
1685 */
1686 static int kdf_test_init(struct evp_test *t, const char *name)
1687 {
1688 struct kdf_data *kdata;
1689
1690 kdata = OPENSSL_malloc(sizeof(*kdata));
1691 if (kdata == NULL)
1692 return 0;
1693 kdata->ctx = NULL;
1694 kdata->output = NULL;
1695 t->data = kdata;
1696 kdata->ctx = EVP_PKEY_CTX_new_id(OBJ_sn2nid(name), NULL);
1697 if (kdata->ctx == NULL)
1698 return 0;
1699 if (EVP_PKEY_derive_init(kdata->ctx) <= 0)
1700 return 0;
1701 return 1;
1702 }
1703
1704 static void kdf_test_cleanup(struct evp_test *t)
1705 {
1706 struct kdf_data *kdata = t->data;
1707 OPENSSL_free(kdata->output);
1708 EVP_PKEY_CTX_free(kdata->ctx);
1709 }
1710
1711 static int kdf_ctrl(EVP_PKEY_CTX *ctx, int op, const char *value)
1712 {
1713 unsigned char *buf = NULL;
1714 size_t buf_len;
1715 int rv = 0;
1716 if (test_bin(value, &buf, &buf_len) == 0)
1717 return 0;
1718 if (EVP_PKEY_CTX_ctrl(ctx, -1, -1, op, buf_len, buf) <= 0)
1719 goto err;
1720 rv = 1;
1721 err:
1722 OPENSSL_free(buf);
1723 return rv;
1724 }
1725
1726 static int kdf_test_parse(struct evp_test *t,
1727 const char *keyword, const char *value)
1728 {
1729 struct kdf_data *kdata = t->data;
1730 if (strcmp(keyword, "Output") == 0)
1731 return test_bin(value, &kdata->output, &kdata->output_len);
1732 else if (strcmp(keyword, "MD") == 0) {
1733 const EVP_MD *md = EVP_get_digestbyname(value);
1734 if (md == NULL)
1735 return 0;
1736 if (EVP_PKEY_CTX_set_tls1_prf_md(kdata->ctx, md) <= 0)
1737 return 0;
1738 return 1;
1739 } else if (strcmp(keyword, "Secret") == 0) {
1740 return kdf_ctrl(kdata->ctx, EVP_PKEY_CTRL_TLS_SECRET, value);
1741 } else if (strncmp("Seed", keyword, 4) == 0) {
1742 return kdf_ctrl(kdata->ctx, EVP_PKEY_CTRL_TLS_SEED, value);
1743 }
1744 return 0;
1745 }
1746
1747 static int kdf_test_run(struct evp_test *t)
1748 {
1749 struct kdf_data *kdata = t->data;
1750 unsigned char *out = NULL;
1751 size_t out_len = kdata->output_len;
1752 const char *err = "INTERNAL_ERROR";
1753 out = OPENSSL_malloc(out_len);
1754 if (!out) {
1755 fprintf(stderr, "Error allocating output buffer!\n");
1756 exit(1);
1757 }
1758 err = "KDF_DERIVE_ERROR";
1759 if (EVP_PKEY_derive(kdata->ctx, out, &out_len) <= 0)
1760 goto err;
1761 err = "KDF_LENGTH_MISMATCH";
1762 if (out_len != kdata->output_len)
1763 goto err;
1764 err = "KDF_MISMATCH";
1765 if (check_output(t, kdata->output, out, out_len))
1766 goto err;
1767 err = NULL;
1768 err:
1769 OPENSSL_free(out);
1770 t->err = err;
1771 return 1;
1772 }
1773
1774 static const struct evp_test_method kdf_test_method = {
1775 "KDF",
1776 kdf_test_init,
1777 kdf_test_cleanup,
1778 kdf_test_parse,
1779 kdf_test_run
1780 };
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