2 * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
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
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"
22 /* Remove spaces from beginning and end of a string */
24 static void remove_space(char **pval)
26 unsigned char *p = (unsigned char *)*pval;
33 p = p + strlen(*pval) - 1;
35 /* Remove trailing space */
41 * Given a line of the form:
42 * name = value # comment
43 * extract name and value. NB: modifies passed buffer.
46 static int parse_line(char **pkw, char **pval, char *linebuf)
50 p = linebuf + strlen(linebuf) - 1;
53 fprintf(stderr, "FATAL: missing EOL\n");
59 p = strchr(linebuf, '#');
65 p = strchr(linebuf, '=');
76 /* Remove spaces from keyword and value */
84 * Unescape some escape sequences in string literals.
85 * Return the result in a newly allocated buffer.
86 * Currently only supports '\n'.
87 * If the input length is 0, returns a valid 1-byte buffer, but sets
90 static unsigned char* unescape(const char *input, size_t input_len,
93 unsigned char *ret, *p;
97 return OPENSSL_zalloc(1);
100 /* Escaping is non-expanding; over-allocate original size for simplicity. */
101 ret = p = OPENSSL_malloc(input_len);
105 for (i = 0; i < input_len; i++) {
106 if (input[i] == '\\') {
107 if (i == input_len - 1 || input[i+1] != 'n')
124 /* For a hex string "value" convert to a binary allocated buffer */
125 static int test_bin(const char *value, unsigned char **buf, size_t *buflen)
132 * Don't return NULL for zero length buffer.
133 * This is needed for some tests with empty keys: HMAC_Init_ex() expects
134 * a non-NULL key buffer even if the key length is 0, in order to detect
137 *buf = OPENSSL_malloc(1);
144 /* Check for string literal */
145 if (value[0] == '"') {
148 vlen = strlen(value);
149 if (value[vlen - 1] != '"')
152 *buf = unescape(value, vlen, buflen);
158 *buf = OPENSSL_hexstr2buf(value, &len);
160 fprintf(stderr, "Value=%s\n", value);
161 ERR_print_errors_fp(stderr);
164 /* Size of input buffer means we'll never overflow */
168 #ifndef OPENSSL_NO_SCRYPT
169 /* Currently only used by scrypt tests */
170 /* Parse unsigned decimal 64 bit integer value */
171 static int test_uint64(const char *value, uint64_t *pr)
173 const char *p = value;
175 fprintf(stderr, "Invalid empty integer value\n");
180 if (*pr > UINT64_MAX/10) {
181 fprintf(stderr, "Integer string overflow value=%s\n", value);
185 if (*p < '0' || *p > '9') {
186 fprintf(stderr, "Invalid integer string value=%s\n", value);
196 /* Structure holding test information */
198 /* file being read */
200 /* temp memory BIO for reading in keys */
202 /* List of public and private keys */
203 struct key_list *private;
204 struct key_list *public;
205 /* method for this test */
206 const struct evp_test_method *meth;
207 /* current line being processed */
209 /* start line of current test */
210 unsigned int start_line;
211 /* Error string for test */
212 const char *err, *aux_err;
213 /* Expected error value of test */
215 /* Expected error function string */
217 /* Expected error reason string */
219 /* Number of tests */
223 /* Number of tests skipped */
225 /* If output mismatch expected and got value */
226 unsigned char *out_received;
227 size_t out_received_len;
228 unsigned char *out_expected;
229 size_t out_expected_len;
230 /* test specific data */
232 /* Current test should be skipped */
239 struct key_list *next;
242 /* Test method structure */
243 struct evp_test_method {
244 /* Name of test as it appears in file */
246 /* Initialise test for "alg" */
247 int (*init) (struct evp_test * t, const char *alg);
248 /* Clean up method */
249 void (*cleanup) (struct evp_test * t);
250 /* Test specific name value pair processing */
251 int (*parse) (struct evp_test * t, const char *name, const char *value);
252 /* Run the test itself */
253 int (*run_test) (struct evp_test * t);
256 static const struct evp_test_method digest_test_method, cipher_test_method;
257 static const struct evp_test_method mac_test_method;
258 static const struct evp_test_method psign_test_method, pverify_test_method;
259 static const struct evp_test_method pdecrypt_test_method;
260 static const struct evp_test_method pverify_recover_test_method;
261 static const struct evp_test_method pderive_test_method;
262 static const struct evp_test_method pbe_test_method;
263 static const struct evp_test_method encode_test_method;
264 static const struct evp_test_method kdf_test_method;
266 static const struct evp_test_method *evp_test_list[] = {
271 &pverify_test_method,
272 &pdecrypt_test_method,
273 &pverify_recover_test_method,
274 &pderive_test_method,
281 static const struct evp_test_method *evp_find_test(const char *name)
283 const struct evp_test_method **tt;
285 for (tt = evp_test_list; *tt; tt++) {
286 if (strcmp(name, (*tt)->name) == 0)
292 static void hex_print(const char *name, const unsigned char *buf, size_t len)
295 fprintf(stderr, "%s ", name);
296 for (i = 0; i < len; i++)
297 fprintf(stderr, "%02X", buf[i]);
301 static void free_expected(struct evp_test *t)
303 OPENSSL_free(t->expected_err);
304 t->expected_err = NULL;
305 OPENSSL_free(t->func);
307 OPENSSL_free(t->reason);
309 OPENSSL_free(t->out_expected);
310 OPENSSL_free(t->out_received);
311 t->out_expected = NULL;
312 t->out_received = NULL;
313 t->out_expected_len = 0;
314 t->out_received_len = 0;
319 static void print_expected(struct evp_test *t)
321 if (t->out_expected == NULL && t->out_received == NULL)
323 hex_print("Expected:", t->out_expected, t->out_expected_len);
324 hex_print("Got: ", t->out_received, t->out_received_len);
328 static int check_test_error(struct evp_test *t)
333 if (!t->err && !t->expected_err)
335 if (t->err && !t->expected_err) {
336 if (t->aux_err != NULL) {
337 fprintf(stderr, "Test line %d(%s): unexpected error %s\n",
338 t->start_line, t->aux_err, t->err);
340 fprintf(stderr, "Test line %d: unexpected error %s\n",
341 t->start_line, t->err);
346 if (!t->err && t->expected_err) {
347 fprintf(stderr, "Test line %d: succeeded expecting %s\n",
348 t->start_line, t->expected_err);
352 if (strcmp(t->err, t->expected_err) != 0) {
353 fprintf(stderr, "Test line %d: expecting %s got %s\n",
354 t->start_line, t->expected_err, t->err);
358 if (t->func == NULL && t->reason == NULL)
361 if (t->func == NULL || t->reason == NULL) {
362 fprintf(stderr, "Test line %d: missing function or reason code\n",
367 err = ERR_peek_error();
369 fprintf(stderr, "Test line %d, expected error \"%s:%s\" not set\n",
370 t->start_line, t->func, t->reason);
374 func = ERR_func_error_string(err);
375 reason = ERR_reason_error_string(err);
377 if (func == NULL && reason == NULL) {
378 fprintf(stderr, "Test line %d: expected error \"%s:%s\", no strings available. Skipping...\n",
379 t->start_line, t->func, t->reason);
383 if (strcmp(func, t->func) == 0 && strcmp(reason, t->reason) == 0)
386 fprintf(stderr, "Test line %d: expected error \"%s:%s\", got \"%s:%s\"\n",
387 t->start_line, t->func, t->reason, func, reason);
392 /* Setup a new test, run any existing test */
394 static int setup_test(struct evp_test *t, const struct evp_test_method *tmeth)
396 /* If we already have a test set up run it */
403 if (t->err == NULL && t->meth->run_test(t) != 1) {
404 fprintf(stderr, "%s test error line %d\n",
405 t->meth->name, t->start_line);
408 if (!check_test_error(t)) {
410 ERR_print_errors_fp(stderr);
416 if (t->data != NULL) {
418 OPENSSL_free(t->data);
421 OPENSSL_free(t->expected_err);
422 t->expected_err = NULL;
429 static int find_key(EVP_PKEY **ppk, const char *name, struct key_list *lst)
431 for (; lst; lst = lst->next) {
432 if (strcmp(lst->name, name) == 0) {
441 static void free_key_list(struct key_list *lst)
443 while (lst != NULL) {
444 struct key_list *ltmp;
445 EVP_PKEY_free(lst->key);
446 OPENSSL_free(lst->name);
453 static int check_unsupported()
455 long err = ERR_peek_error();
456 if (ERR_GET_LIB(err) == ERR_LIB_EVP
457 && ERR_GET_REASON(err) == EVP_R_UNSUPPORTED_ALGORITHM) {
465 static int read_key(struct evp_test *t)
469 t->key = BIO_new(BIO_s_mem());
470 else if (BIO_reset(t->key) <= 0)
472 if (t->key == NULL) {
473 fprintf(stderr, "Error allocating key memory BIO\n");
476 /* Read to PEM end line and place content in memory BIO */
477 while (BIO_gets(t->in, tmpbuf, sizeof(tmpbuf))) {
479 if (BIO_puts(t->key, tmpbuf) <= 0) {
480 fprintf(stderr, "Error writing to key memory BIO\n");
483 if (strncmp(tmpbuf, "-----END", 8) == 0)
486 fprintf(stderr, "Can't find key end\n");
490 static int process_test(struct evp_test *t, char *buf, int verbose)
492 char *keyword = NULL, *value = NULL;
493 int rv = 0, add_key = 0;
494 struct key_list **lst = NULL, *key = NULL;
496 const struct evp_test_method *tmeth = NULL;
499 if (!parse_line(&keyword, &value, buf))
501 if (strcmp(keyword, "PrivateKey") == 0) {
504 pk = PEM_read_bio_PrivateKey(t->key, NULL, 0, NULL);
505 if (pk == NULL && !check_unsupported()) {
506 fprintf(stderr, "Error reading private key %s\n", value);
507 ERR_print_errors_fp(stderr);
513 if (strcmp(keyword, "PublicKey") == 0) {
516 pk = PEM_read_bio_PUBKEY(t->key, NULL, 0, NULL);
517 if (pk == NULL && !check_unsupported()) {
518 fprintf(stderr, "Error reading public key %s\n", value);
519 ERR_print_errors_fp(stderr);
525 /* If we have a key add to list */
527 if (find_key(NULL, value, *lst)) {
528 fprintf(stderr, "Duplicate key %s\n", value);
531 key = OPENSSL_malloc(sizeof(*key));
534 key->name = OPENSSL_strdup(value);
541 /* See if keyword corresponds to a test start */
542 tmeth = evp_find_test(keyword);
544 if (!setup_test(t, tmeth))
546 t->start_line = t->line;
548 if (!tmeth->init(t, value)) {
549 fprintf(stderr, "Unknown %s: %s\n", keyword, value);
553 } else if (t->skip) {
555 } else if (strcmp(keyword, "Result") == 0) {
556 if (t->expected_err) {
557 fprintf(stderr, "Line %d: multiple result lines\n", t->line);
560 t->expected_err = OPENSSL_strdup(value);
561 if (t->expected_err == NULL)
563 } else if (strcmp(keyword, "Function") == 0) {
564 if (t->func != NULL) {
565 fprintf(stderr, "Line %d: multiple function lines\n", t->line);
568 t->func = OPENSSL_strdup(value);
571 } else if (strcmp(keyword, "Reason") == 0) {
572 if (t->reason != NULL) {
573 fprintf(stderr, "Line %d: multiple reason lines\n", t->line);
576 t->reason = OPENSSL_strdup(value);
577 if (t->reason == NULL)
580 /* Must be test specific line: try to parse it */
582 rv = t->meth->parse(t, keyword, value);
585 fprintf(stderr, "line %d: unexpected keyword %s\n",
589 fprintf(stderr, "line %d: error processing keyword %s\n",
597 static int check_var_length_output(struct evp_test *t,
598 const unsigned char *expected,
600 const unsigned char *received,
603 if (expected_len == received_len &&
604 memcmp(expected, received, expected_len) == 0) {
608 /* The result printing code expects a non-NULL buffer. */
609 t->out_expected = OPENSSL_memdup(expected, expected_len ? expected_len : 1);
610 t->out_expected_len = expected_len;
611 t->out_received = OPENSSL_memdup(received, received_len ? received_len : 1);
612 t->out_received_len = received_len;
613 if (t->out_expected == NULL || t->out_received == NULL) {
614 fprintf(stderr, "Memory allocation error!\n");
620 static int check_output(struct evp_test *t,
621 const unsigned char *expected,
622 const unsigned char *received,
625 return check_var_length_output(t, expected, len, received, len);
628 int main(int argc, char **argv)
635 fprintf(stderr, "usage: evp_test testfile.txt\n");
639 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
641 memset(&t, 0, sizeof(t));
643 in = BIO_new_file(argv[1], "r");
645 fprintf(stderr, "Can't open %s for reading\n", argv[1]);
650 while (BIO_gets(in, buf, sizeof(buf))) {
652 if (!process_test(&t, buf, 0))
655 /* Run any final test we have */
656 if (!setup_test(&t, NULL))
658 fprintf(stderr, "%d tests completed with %d errors, %d skipped\n",
659 t.ntests, t.errors, t.nskip);
660 free_key_list(t.public);
661 free_key_list(t.private);
665 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
666 if (CRYPTO_mem_leaks_fp(stderr) <= 0)
674 static void test_free(void *d)
679 /* Message digest tests */
682 /* Digest this test is for */
683 const EVP_MD *digest;
684 /* Input to digest */
685 unsigned char *input;
687 /* Repeat count for input */
689 /* Expected output */
690 unsigned char *output;
694 static int digest_test_init(struct evp_test *t, const char *alg)
696 const EVP_MD *digest;
697 struct digest_data *mdat;
698 digest = EVP_get_digestbyname(alg);
700 /* If alg has an OID assume disabled algorithm */
701 if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
707 mdat = OPENSSL_malloc(sizeof(*mdat));
708 mdat->digest = digest;
716 static void digest_test_cleanup(struct evp_test *t)
718 struct digest_data *mdat = t->data;
719 test_free(mdat->input);
720 test_free(mdat->output);
723 static int digest_test_parse(struct evp_test *t,
724 const char *keyword, const char *value)
726 struct digest_data *mdata = t->data;
727 if (strcmp(keyword, "Input") == 0)
728 return test_bin(value, &mdata->input, &mdata->input_len);
729 if (strcmp(keyword, "Output") == 0)
730 return test_bin(value, &mdata->output, &mdata->output_len);
731 if (strcmp(keyword, "Count") == 0) {
732 long nrpt = atoi(value);
735 mdata->nrpt = (size_t)nrpt;
741 static int digest_test_run(struct evp_test *t)
743 struct digest_data *mdata = t->data;
745 const char *err = "INTERNAL_ERROR";
747 unsigned char md[EVP_MAX_MD_SIZE];
749 mctx = EVP_MD_CTX_new();
752 err = "DIGESTINIT_ERROR";
753 if (!EVP_DigestInit_ex(mctx, mdata->digest, NULL))
755 err = "DIGESTUPDATE_ERROR";
756 for (i = 0; i < mdata->nrpt; i++) {
757 if (!EVP_DigestUpdate(mctx, mdata->input, mdata->input_len))
760 err = "DIGESTFINAL_ERROR";
761 if (!EVP_DigestFinal(mctx, md, &md_len))
763 err = "DIGEST_LENGTH_MISMATCH";
764 if (md_len != mdata->output_len)
766 err = "DIGEST_MISMATCH";
767 if (check_output(t, mdata->output, md, md_len))
771 EVP_MD_CTX_free(mctx);
776 static const struct evp_test_method digest_test_method = {
786 const EVP_CIPHER *cipher;
788 /* EVP_CIPH_GCM_MODE, EVP_CIPH_CCM_MODE or EVP_CIPH_OCB_MODE if AEAD */
794 unsigned char *plaintext;
795 size_t plaintext_len;
796 unsigned char *ciphertext;
797 size_t ciphertext_len;
805 static int cipher_test_init(struct evp_test *t, const char *alg)
807 const EVP_CIPHER *cipher;
808 struct cipher_data *cdat = t->data;
809 cipher = EVP_get_cipherbyname(alg);
811 /* If alg has an OID assume disabled algorithm */
812 if (OBJ_sn2nid(alg) != NID_undef || OBJ_ln2nid(alg) != NID_undef) {
818 cdat = OPENSSL_malloc(sizeof(*cdat));
819 cdat->cipher = cipher;
823 cdat->ciphertext = NULL;
824 cdat->plaintext = NULL;
828 if (EVP_CIPHER_mode(cipher) == EVP_CIPH_GCM_MODE
829 || EVP_CIPHER_mode(cipher) == EVP_CIPH_OCB_MODE
830 || EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE)
831 cdat->aead = EVP_CIPHER_mode(cipher);
832 else if (EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER)
840 static void cipher_test_cleanup(struct evp_test *t)
842 struct cipher_data *cdat = t->data;
843 test_free(cdat->key);
845 test_free(cdat->ciphertext);
846 test_free(cdat->plaintext);
847 test_free(cdat->aad);
848 test_free(cdat->tag);
851 static int cipher_test_parse(struct evp_test *t, const char *keyword,
854 struct cipher_data *cdat = t->data;
855 if (strcmp(keyword, "Key") == 0)
856 return test_bin(value, &cdat->key, &cdat->key_len);
857 if (strcmp(keyword, "IV") == 0)
858 return test_bin(value, &cdat->iv, &cdat->iv_len);
859 if (strcmp(keyword, "Plaintext") == 0)
860 return test_bin(value, &cdat->plaintext, &cdat->plaintext_len);
861 if (strcmp(keyword, "Ciphertext") == 0)
862 return test_bin(value, &cdat->ciphertext, &cdat->ciphertext_len);
864 if (strcmp(keyword, "AAD") == 0)
865 return test_bin(value, &cdat->aad, &cdat->aad_len);
866 if (strcmp(keyword, "Tag") == 0)
867 return test_bin(value, &cdat->tag, &cdat->tag_len);
870 if (strcmp(keyword, "Operation") == 0) {
871 if (strcmp(value, "ENCRYPT") == 0)
873 else if (strcmp(value, "DECRYPT") == 0)
882 static int cipher_test_enc(struct evp_test *t, int enc,
883 size_t out_misalign, size_t inp_misalign, int frag)
885 struct cipher_data *cdat = t->data;
886 unsigned char *in, *out, *tmp = NULL;
887 size_t in_len, out_len, donelen = 0;
888 int tmplen, chunklen, tmpflen;
889 EVP_CIPHER_CTX *ctx = NULL;
891 err = "INTERNAL_ERROR";
892 ctx = EVP_CIPHER_CTX_new();
895 EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
897 in = cdat->plaintext;
898 in_len = cdat->plaintext_len;
899 out = cdat->ciphertext;
900 out_len = cdat->ciphertext_len;
902 in = cdat->ciphertext;
903 in_len = cdat->ciphertext_len;
904 out = cdat->plaintext;
905 out_len = cdat->plaintext_len;
907 if (inp_misalign == (size_t)-1) {
909 * Exercise in-place encryption
911 tmp = OPENSSL_malloc(out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH);
914 in = memcpy(tmp + out_misalign, in, in_len);
916 inp_misalign += 16 - ((out_misalign + in_len) & 15);
918 * 'tmp' will store both output and copy of input. We make the copy
919 * of input to specifically aligned part of 'tmp'. So we just
920 * figured out how much padding would ensure the required alignment,
921 * now we allocate extended buffer and finally copy the input just
922 * past inp_misalign in expression below. Output will be written
923 * past out_misalign...
925 tmp = OPENSSL_malloc(out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH +
926 inp_misalign + in_len);
929 in = memcpy(tmp + out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH +
930 inp_misalign, in, in_len);
932 err = "CIPHERINIT_ERROR";
933 if (!EVP_CipherInit_ex(ctx, cdat->cipher, NULL, NULL, NULL, enc))
935 err = "INVALID_IV_LENGTH";
938 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN,
941 } else if (cdat->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx))
947 * If encrypting or OCB just set tag length initially, otherwise
948 * set tag length and value.
950 if (enc || cdat->aead == EVP_CIPH_OCB_MODE) {
951 err = "TAG_LENGTH_SET_ERROR";
954 err = "TAG_SET_ERROR";
957 if (tag || cdat->aead != EVP_CIPH_GCM_MODE) {
958 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
964 err = "INVALID_KEY_LENGTH";
965 if (!EVP_CIPHER_CTX_set_key_length(ctx, cdat->key_len))
967 err = "KEY_SET_ERROR";
968 if (!EVP_CipherInit_ex(ctx, NULL, NULL, cdat->key, cdat->iv, -1))
971 if (!enc && cdat->aead == EVP_CIPH_OCB_MODE) {
972 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
973 cdat->tag_len, cdat->tag)) {
974 err = "TAG_SET_ERROR";
979 if (cdat->aead == EVP_CIPH_CCM_MODE) {
980 if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {
981 err = "CCM_PLAINTEXT_LENGTH_SET_ERROR";
986 err = "AAD_SET_ERROR";
988 if (!EVP_CipherUpdate(ctx, NULL, &chunklen, cdat->aad,
993 * Supply the AAD in chunks less than the block size where possible
995 if (cdat->aad_len > 0) {
996 if (!EVP_CipherUpdate(ctx, NULL, &chunklen, cdat->aad, 1))
1000 if (cdat->aad_len > 2) {
1001 if (!EVP_CipherUpdate(ctx, NULL, &chunklen, cdat->aad + donelen,
1004 donelen += cdat->aad_len - 2;
1006 if (cdat->aad_len > 1
1007 && !EVP_CipherUpdate(ctx, NULL, &chunklen,
1008 cdat->aad + donelen, 1))
1012 EVP_CIPHER_CTX_set_padding(ctx, 0);
1013 err = "CIPHERUPDATE_ERROR";
1016 /* We supply the data all in one go */
1017 if (!EVP_CipherUpdate(ctx, tmp + out_misalign, &tmplen, in, in_len))
1020 /* Supply the data in chunks less than the block size where possible */
1022 if (!EVP_CipherUpdate(ctx, tmp + out_misalign, &chunklen, in, 1))
1029 if (!EVP_CipherUpdate(ctx, tmp + out_misalign + tmplen, &chunklen,
1037 if (!EVP_CipherUpdate(ctx, tmp + out_misalign + tmplen, &chunklen,
1043 if (cdat->aead == EVP_CIPH_CCM_MODE)
1046 err = "CIPHERFINAL_ERROR";
1047 if (!EVP_CipherFinal_ex(ctx, tmp + out_misalign + tmplen, &tmpflen))
1050 err = "LENGTH_MISMATCH";
1051 if (out_len != (size_t)(tmplen + tmpflen))
1053 err = "VALUE_MISMATCH";
1054 if (check_output(t, out, tmp + out_misalign, out_len))
1056 if (enc && cdat->aead) {
1057 unsigned char rtag[16];
1058 if (cdat->tag_len > sizeof(rtag)) {
1059 err = "TAG_LENGTH_INTERNAL_ERROR";
1062 if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
1063 cdat->tag_len, rtag)) {
1064 err = "TAG_RETRIEVE_ERROR";
1067 if (check_output(t, cdat->tag, rtag, cdat->tag_len)) {
1068 err = "TAG_VALUE_MISMATCH";
1075 EVP_CIPHER_CTX_free(ctx);
1080 static int cipher_test_run(struct evp_test *t)
1082 struct cipher_data *cdat = t->data;
1084 size_t out_misalign, inp_misalign;
1090 if (!cdat->iv && EVP_CIPHER_iv_length(cdat->cipher)) {
1091 /* IV is optional and usually omitted in wrap mode */
1092 if (EVP_CIPHER_mode(cdat->cipher) != EVP_CIPH_WRAP_MODE) {
1097 if (cdat->aead && !cdat->tag) {
1101 for (out_misalign = 0; out_misalign <= 1;) {
1102 static char aux_err[64];
1103 t->aux_err = aux_err;
1104 for (inp_misalign = (size_t)-1; inp_misalign != 2; inp_misalign++) {
1105 if (inp_misalign == (size_t)-1) {
1106 /* kludge: inp_misalign == -1 means "exercise in-place" */
1107 BIO_snprintf(aux_err, sizeof(aux_err),
1108 "%s in-place, %sfragmented",
1109 out_misalign ? "misaligned" : "aligned",
1110 frag ? "" : "not ");
1112 BIO_snprintf(aux_err, sizeof(aux_err),
1113 "%s output and %s input, %sfragmented",
1114 out_misalign ? "misaligned" : "aligned",
1115 inp_misalign ? "misaligned" : "aligned",
1116 frag ? "" : "not ");
1119 rv = cipher_test_enc(t, 1, out_misalign, inp_misalign, frag);
1120 /* Not fatal errors: return */
1127 if (cdat->enc != 1) {
1128 rv = cipher_test_enc(t, 0, out_misalign, inp_misalign, frag);
1129 /* Not fatal errors: return */
1138 if (out_misalign == 1 && frag == 0) {
1140 * XTS, CCM and Wrap modes have special requirements about input
1141 * lengths so we don't fragment for those
1143 if (cdat->aead == EVP_CIPH_CCM_MODE
1144 || EVP_CIPHER_mode(cdat->cipher) == EVP_CIPH_XTS_MODE
1145 || EVP_CIPHER_mode(cdat->cipher) == EVP_CIPH_WRAP_MODE)
1158 static const struct evp_test_method cipher_test_method = {
1161 cipher_test_cleanup,
1169 /* Algorithm string for this MAC */
1175 unsigned char *input;
1177 /* Expected output */
1178 unsigned char *output;
1182 static int mac_test_init(struct evp_test *t, const char *alg)
1185 struct mac_data *mdat;
1186 if (strcmp(alg, "HMAC") == 0) {
1187 type = EVP_PKEY_HMAC;
1188 } else if (strcmp(alg, "CMAC") == 0) {
1189 #ifndef OPENSSL_NO_CMAC
1190 type = EVP_PKEY_CMAC;
1195 } else if (strcmp(alg, "Poly1305") == 0) {
1196 #ifndef OPENSSL_NO_POLY1305
1197 type = EVP_PKEY_POLY1305;
1205 mdat = OPENSSL_malloc(sizeof(*mdat));
1210 mdat->output = NULL;
1215 static void mac_test_cleanup(struct evp_test *t)
1217 struct mac_data *mdat = t->data;
1218 test_free(mdat->alg);
1219 test_free(mdat->key);
1220 test_free(mdat->input);
1221 test_free(mdat->output);
1224 static int mac_test_parse(struct evp_test *t,
1225 const char *keyword, const char *value)
1227 struct mac_data *mdata = t->data;
1228 if (strcmp(keyword, "Key") == 0)
1229 return test_bin(value, &mdata->key, &mdata->key_len);
1230 if (strcmp(keyword, "Algorithm") == 0) {
1231 mdata->alg = OPENSSL_strdup(value);
1236 if (strcmp(keyword, "Input") == 0)
1237 return test_bin(value, &mdata->input, &mdata->input_len);
1238 if (strcmp(keyword, "Output") == 0)
1239 return test_bin(value, &mdata->output, &mdata->output_len);
1243 static int mac_test_run(struct evp_test *t)
1245 struct mac_data *mdata = t->data;
1246 const char *err = "INTERNAL_ERROR";
1247 EVP_MD_CTX *mctx = NULL;
1248 EVP_PKEY_CTX *pctx = NULL, *genctx = NULL;
1249 EVP_PKEY *key = NULL;
1250 const EVP_MD *md = NULL;
1251 unsigned char *mac = NULL;
1254 #ifdef OPENSSL_NO_DES
1255 if (mdata->alg != NULL && strstr(mdata->alg, "DES") != NULL) {
1262 err = "MAC_PKEY_CTX_ERROR";
1263 genctx = EVP_PKEY_CTX_new_id(mdata->type, NULL);
1267 err = "MAC_KEYGEN_INIT_ERROR";
1268 if (EVP_PKEY_keygen_init(genctx) <= 0)
1270 if (mdata->type == EVP_PKEY_CMAC) {
1271 err = "MAC_ALGORITHM_SET_ERROR";
1272 if (EVP_PKEY_CTX_ctrl_str(genctx, "cipher", mdata->alg) <= 0)
1276 err = "MAC_KEY_SET_ERROR";
1277 if (EVP_PKEY_CTX_set_mac_key(genctx, mdata->key, mdata->key_len) <= 0)
1280 err = "MAC_KEY_GENERATE_ERROR";
1281 if (EVP_PKEY_keygen(genctx, &key) <= 0)
1283 if (mdata->type == EVP_PKEY_HMAC) {
1284 err = "MAC_ALGORITHM_SET_ERROR";
1285 md = EVP_get_digestbyname(mdata->alg);
1289 mctx = EVP_MD_CTX_new();
1292 err = "DIGESTSIGNINIT_ERROR";
1293 if (!EVP_DigestSignInit(mctx, &pctx, md, NULL, key))
1296 err = "DIGESTSIGNUPDATE_ERROR";
1297 if (!EVP_DigestSignUpdate(mctx, mdata->input, mdata->input_len))
1299 err = "DIGESTSIGNFINAL_LENGTH_ERROR";
1300 if (!EVP_DigestSignFinal(mctx, NULL, &mac_len))
1302 mac = OPENSSL_malloc(mac_len);
1304 fprintf(stderr, "Error allocating mac buffer!\n");
1307 if (!EVP_DigestSignFinal(mctx, mac, &mac_len))
1309 err = "MAC_LENGTH_MISMATCH";
1310 if (mac_len != mdata->output_len)
1312 err = "MAC_MISMATCH";
1313 if (check_output(t, mdata->output, mac, mac_len))
1317 EVP_MD_CTX_free(mctx);
1319 EVP_PKEY_CTX_free(genctx);
1325 static const struct evp_test_method mac_test_method = {
1334 * Public key operations. These are all very similar and can share
1335 * a lot of common code.
1339 /* Context for this operation */
1341 /* Key operation to perform */
1342 int (*keyop) (EVP_PKEY_CTX *ctx,
1343 unsigned char *sig, size_t *siglen,
1344 const unsigned char *tbs, size_t tbslen);
1346 unsigned char *input;
1348 /* Expected output */
1349 unsigned char *output;
1354 * Perform public key operation setup: lookup key, allocated ctx and call
1355 * the appropriate initialisation function
1357 static int pkey_test_init(struct evp_test *t, const char *name,
1359 int (*keyopinit) (EVP_PKEY_CTX *ctx),
1360 int (*keyop) (EVP_PKEY_CTX *ctx,
1361 unsigned char *sig, size_t *siglen,
1362 const unsigned char *tbs,
1366 struct pkey_data *kdata;
1367 EVP_PKEY *pkey = NULL;
1370 rv = find_key(&pkey, name, t->public);
1372 rv = find_key(&pkey, name, t->private);
1373 if (!rv || pkey == NULL) {
1378 kdata = OPENSSL_malloc(sizeof(*kdata));
1380 EVP_PKEY_free(pkey);
1384 kdata->input = NULL;
1385 kdata->output = NULL;
1386 kdata->keyop = keyop;
1388 kdata->ctx = EVP_PKEY_CTX_new(pkey, NULL);
1391 if (keyopinit(kdata->ctx) <= 0)
1392 t->err = "KEYOP_INIT_ERROR";
1396 static void pkey_test_cleanup(struct evp_test *t)
1398 struct pkey_data *kdata = t->data;
1400 OPENSSL_free(kdata->input);
1401 OPENSSL_free(kdata->output);
1402 EVP_PKEY_CTX_free(kdata->ctx);
1405 static int pkey_test_ctrl(struct evp_test *t, EVP_PKEY_CTX *pctx,
1411 tmpval = OPENSSL_strdup(value);
1414 p = strchr(tmpval, ':');
1417 rv = EVP_PKEY_CTX_ctrl_str(pctx, tmpval, p);
1419 t->err = "PKEY_CTRL_INVALID";
1421 } else if (p != NULL && rv <= 0) {
1422 /* If p has an OID and lookup fails assume disabled algorithm */
1423 int nid = OBJ_sn2nid(p);
1424 if (nid == NID_undef)
1425 nid = OBJ_ln2nid(p);
1426 if ((nid != NID_undef) && EVP_get_digestbynid(nid) == NULL &&
1427 EVP_get_cipherbynid(nid) == NULL) {
1431 t->err = "PKEY_CTRL_ERROR";
1435 OPENSSL_free(tmpval);
1439 static int pkey_test_parse(struct evp_test *t,
1440 const char *keyword, const char *value)
1442 struct pkey_data *kdata = t->data;
1443 if (strcmp(keyword, "Input") == 0)
1444 return test_bin(value, &kdata->input, &kdata->input_len);
1445 if (strcmp(keyword, "Output") == 0)
1446 return test_bin(value, &kdata->output, &kdata->output_len);
1447 if (strcmp(keyword, "Ctrl") == 0)
1448 return pkey_test_ctrl(t, kdata->ctx, value);
1452 static int pkey_test_run(struct evp_test *t)
1454 struct pkey_data *kdata = t->data;
1455 unsigned char *out = NULL;
1457 const char *err = "KEYOP_LENGTH_ERROR";
1458 if (kdata->keyop(kdata->ctx, NULL, &out_len, kdata->input,
1459 kdata->input_len) <= 0)
1461 out = OPENSSL_malloc(out_len);
1463 fprintf(stderr, "Error allocating output buffer!\n");
1466 err = "KEYOP_ERROR";
1468 (kdata->ctx, out, &out_len, kdata->input, kdata->input_len) <= 0)
1470 err = "KEYOP_LENGTH_MISMATCH";
1471 if (out_len != kdata->output_len)
1473 err = "KEYOP_MISMATCH";
1474 if (check_output(t, kdata->output, out, out_len))
1483 static int sign_test_init(struct evp_test *t, const char *name)
1485 return pkey_test_init(t, name, 0, EVP_PKEY_sign_init, EVP_PKEY_sign);
1488 static const struct evp_test_method psign_test_method = {
1496 static int verify_recover_test_init(struct evp_test *t, const char *name)
1498 return pkey_test_init(t, name, 1, EVP_PKEY_verify_recover_init,
1499 EVP_PKEY_verify_recover);
1502 static const struct evp_test_method pverify_recover_test_method = {
1504 verify_recover_test_init,
1510 static int decrypt_test_init(struct evp_test *t, const char *name)
1512 return pkey_test_init(t, name, 0, EVP_PKEY_decrypt_init,
1516 static const struct evp_test_method pdecrypt_test_method = {
1524 static int verify_test_init(struct evp_test *t, const char *name)
1526 return pkey_test_init(t, name, 1, EVP_PKEY_verify_init, 0);
1529 static int verify_test_run(struct evp_test *t)
1531 struct pkey_data *kdata = t->data;
1532 if (EVP_PKEY_verify(kdata->ctx, kdata->output, kdata->output_len,
1533 kdata->input, kdata->input_len) <= 0)
1534 t->err = "VERIFY_ERROR";
1538 static const struct evp_test_method pverify_test_method = {
1547 static int pderive_test_init(struct evp_test *t, const char *name)
1549 return pkey_test_init(t, name, 0, EVP_PKEY_derive_init, 0);
1552 static int pderive_test_parse(struct evp_test *t,
1553 const char *keyword, const char *value)
1555 struct pkey_data *kdata = t->data;
1557 if (strcmp(keyword, "PeerKey") == 0) {
1559 if (find_key(&peer, value, t->public) == 0)
1561 if (EVP_PKEY_derive_set_peer(kdata->ctx, peer) <= 0)
1565 if (strcmp(keyword, "SharedSecret") == 0)
1566 return test_bin(value, &kdata->output, &kdata->output_len);
1567 if (strcmp(keyword, "Ctrl") == 0)
1568 return pkey_test_ctrl(t, kdata->ctx, value);
1572 static int pderive_test_run(struct evp_test *t)
1574 struct pkey_data *kdata = t->data;
1575 unsigned char *out = NULL;
1577 const char *err = "INTERNAL_ERROR";
1579 out_len = kdata->output_len;
1580 out = OPENSSL_malloc(out_len);
1582 fprintf(stderr, "Error allocating output buffer!\n");
1585 err = "DERIVE_ERROR";
1586 if (EVP_PKEY_derive(kdata->ctx, out, &out_len) <= 0)
1588 err = "SHARED_SECRET_LENGTH_MISMATCH";
1589 if (out_len != kdata->output_len)
1591 err = "SHARED_SECRET_MISMATCH";
1592 if (check_output(t, kdata->output, out, out_len))
1601 static const struct evp_test_method pderive_test_method = {
1611 #define PBE_TYPE_SCRYPT 1
1612 #define PBE_TYPE_PBKDF2 2
1613 #define PBE_TYPE_PKCS12 3
1619 /* scrypt parameters */
1620 uint64_t N, r, p, maxmem;
1622 /* PKCS#12 parameters */
1627 unsigned char *pass;
1631 unsigned char *salt;
1634 /* Expected output */
1639 #ifndef OPENSSL_NO_SCRYPT
1640 static int scrypt_test_parse(struct evp_test *t,
1641 const char *keyword, const char *value)
1643 struct pbe_data *pdata = t->data;
1645 if (strcmp(keyword, "N") == 0)
1646 return test_uint64(value, &pdata->N);
1647 if (strcmp(keyword, "p") == 0)
1648 return test_uint64(value, &pdata->p);
1649 if (strcmp(keyword, "r") == 0)
1650 return test_uint64(value, &pdata->r);
1651 if (strcmp(keyword, "maxmem") == 0)
1652 return test_uint64(value, &pdata->maxmem);
1657 static int pbkdf2_test_parse(struct evp_test *t,
1658 const char *keyword, const char *value)
1660 struct pbe_data *pdata = t->data;
1662 if (strcmp(keyword, "iter") == 0) {
1663 pdata->iter = atoi(value);
1664 if (pdata->iter <= 0)
1668 if (strcmp(keyword, "MD") == 0) {
1669 pdata->md = EVP_get_digestbyname(value);
1670 if (pdata->md == NULL)
1677 static int pkcs12_test_parse(struct evp_test *t,
1678 const char *keyword, const char *value)
1680 struct pbe_data *pdata = t->data;
1682 if (strcmp(keyword, "id") == 0) {
1683 pdata->id = atoi(value);
1688 return pbkdf2_test_parse(t, keyword, value);
1691 static int pbe_test_init(struct evp_test *t, const char *alg)
1693 struct pbe_data *pdat;
1696 if (strcmp(alg, "scrypt") == 0) {
1697 #ifndef OPENSSL_NO_SCRYPT
1698 pbe_type = PBE_TYPE_SCRYPT;
1703 } else if (strcmp(alg, "pbkdf2") == 0) {
1704 pbe_type = PBE_TYPE_PBKDF2;
1705 } else if (strcmp(alg, "pkcs12") == 0) {
1706 pbe_type = PBE_TYPE_PKCS12;
1708 fprintf(stderr, "Unknown pbe algorithm %s\n", alg);
1710 pdat = OPENSSL_malloc(sizeof(*pdat));
1711 pdat->pbe_type = pbe_type;
1725 static void pbe_test_cleanup(struct evp_test *t)
1727 struct pbe_data *pdat = t->data;
1728 test_free(pdat->pass);
1729 test_free(pdat->salt);
1730 test_free(pdat->key);
1733 static int pbe_test_parse(struct evp_test *t,
1734 const char *keyword, const char *value)
1736 struct pbe_data *pdata = t->data;
1738 if (strcmp(keyword, "Password") == 0)
1739 return test_bin(value, &pdata->pass, &pdata->pass_len);
1740 if (strcmp(keyword, "Salt") == 0)
1741 return test_bin(value, &pdata->salt, &pdata->salt_len);
1742 if (strcmp(keyword, "Key") == 0)
1743 return test_bin(value, &pdata->key, &pdata->key_len);
1744 if (pdata->pbe_type == PBE_TYPE_PBKDF2)
1745 return pbkdf2_test_parse(t, keyword, value);
1746 else if (pdata->pbe_type == PBE_TYPE_PKCS12)
1747 return pkcs12_test_parse(t, keyword, value);
1748 #ifndef OPENSSL_NO_SCRYPT
1749 else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
1750 return scrypt_test_parse(t, keyword, value);
1755 static int pbe_test_run(struct evp_test *t)
1757 struct pbe_data *pdata = t->data;
1758 const char *err = "INTERNAL_ERROR";
1761 key = OPENSSL_malloc(pdata->key_len);
1764 if (pdata->pbe_type == PBE_TYPE_PBKDF2) {
1765 err = "PBKDF2_ERROR";
1766 if (PKCS5_PBKDF2_HMAC((char *)pdata->pass, pdata->pass_len,
1767 pdata->salt, pdata->salt_len,
1768 pdata->iter, pdata->md,
1769 pdata->key_len, key) == 0)
1771 #ifndef OPENSSL_NO_SCRYPT
1772 } else if (pdata->pbe_type == PBE_TYPE_SCRYPT) {
1773 err = "SCRYPT_ERROR";
1774 if (EVP_PBE_scrypt((const char *)pdata->pass, pdata->pass_len,
1775 pdata->salt, pdata->salt_len,
1776 pdata->N, pdata->r, pdata->p, pdata->maxmem,
1777 key, pdata->key_len) == 0)
1780 } else if (pdata->pbe_type == PBE_TYPE_PKCS12) {
1781 err = "PKCS12_ERROR";
1782 if (PKCS12_key_gen_uni(pdata->pass, pdata->pass_len,
1783 pdata->salt, pdata->salt_len,
1784 pdata->id, pdata->iter, pdata->key_len,
1785 key, pdata->md) == 0)
1788 err = "KEY_MISMATCH";
1789 if (check_output(t, pdata->key, key, pdata->key_len))
1798 static const struct evp_test_method pbe_test_method = {
1809 BASE64_CANONICAL_ENCODING = 0,
1810 BASE64_VALID_ENCODING = 1,
1811 BASE64_INVALID_ENCODING = 2
1812 } base64_encoding_type;
1814 struct encode_data {
1815 /* Input to encoding */
1816 unsigned char *input;
1818 /* Expected output */
1819 unsigned char *output;
1821 base64_encoding_type encoding;
1824 static int encode_test_init(struct evp_test *t, const char *encoding)
1826 struct encode_data *edata = OPENSSL_zalloc(sizeof(*edata));
1828 if (strcmp(encoding, "canonical") == 0) {
1829 edata->encoding = BASE64_CANONICAL_ENCODING;
1830 } else if (strcmp(encoding, "valid") == 0) {
1831 edata->encoding = BASE64_VALID_ENCODING;
1832 } else if (strcmp(encoding, "invalid") == 0) {
1833 edata->encoding = BASE64_INVALID_ENCODING;
1834 t->expected_err = OPENSSL_strdup("DECODE_ERROR");
1835 if (t->expected_err == NULL)
1838 fprintf(stderr, "Bad encoding: %s. Should be one of "
1839 "{canonical, valid, invalid}\n", encoding);
1846 static void encode_test_cleanup(struct evp_test *t)
1848 struct encode_data *edata = t->data;
1849 test_free(edata->input);
1850 test_free(edata->output);
1851 memset(edata, 0, sizeof(*edata));
1854 static int encode_test_parse(struct evp_test *t,
1855 const char *keyword, const char *value)
1857 struct encode_data *edata = t->data;
1858 if (strcmp(keyword, "Input") == 0)
1859 return test_bin(value, &edata->input, &edata->input_len);
1860 if (strcmp(keyword, "Output") == 0)
1861 return test_bin(value, &edata->output, &edata->output_len);
1865 static int encode_test_run(struct evp_test *t)
1867 struct encode_data *edata = t->data;
1868 unsigned char *encode_out = NULL, *decode_out = NULL;
1869 int output_len, chunk_len;
1870 const char *err = "INTERNAL_ERROR";
1871 EVP_ENCODE_CTX *decode_ctx = EVP_ENCODE_CTX_new();
1873 if (decode_ctx == NULL)
1876 if (edata->encoding == BASE64_CANONICAL_ENCODING) {
1877 EVP_ENCODE_CTX *encode_ctx = EVP_ENCODE_CTX_new();
1878 if (encode_ctx == NULL)
1880 encode_out = OPENSSL_malloc(EVP_ENCODE_LENGTH(edata->input_len));
1881 if (encode_out == NULL)
1884 EVP_EncodeInit(encode_ctx);
1885 EVP_EncodeUpdate(encode_ctx, encode_out, &chunk_len,
1886 edata->input, edata->input_len);
1887 output_len = chunk_len;
1889 EVP_EncodeFinal(encode_ctx, encode_out + chunk_len, &chunk_len);
1890 output_len += chunk_len;
1892 EVP_ENCODE_CTX_free(encode_ctx);
1894 if (check_var_length_output(t, edata->output, edata->output_len,
1895 encode_out, output_len)) {
1896 err = "BAD_ENCODING";
1901 decode_out = OPENSSL_malloc(EVP_DECODE_LENGTH(edata->output_len));
1902 if (decode_out == NULL)
1905 EVP_DecodeInit(decode_ctx);
1906 if (EVP_DecodeUpdate(decode_ctx, decode_out, &chunk_len, edata->output,
1907 edata->output_len) < 0) {
1908 err = "DECODE_ERROR";
1911 output_len = chunk_len;
1913 if (EVP_DecodeFinal(decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
1914 err = "DECODE_ERROR";
1917 output_len += chunk_len;
1919 if (edata->encoding != BASE64_INVALID_ENCODING &&
1920 check_var_length_output(t, edata->input, edata->input_len,
1921 decode_out, output_len)) {
1922 err = "BAD_DECODING";
1929 OPENSSL_free(encode_out);
1930 OPENSSL_free(decode_out);
1931 EVP_ENCODE_CTX_free(decode_ctx);
1935 static const struct evp_test_method encode_test_method = {
1938 encode_test_cleanup,
1943 /* KDF operations */
1946 /* Context for this operation */
1948 /* Expected output */
1949 unsigned char *output;
1954 * Perform public key operation setup: lookup key, allocated ctx and call
1955 * the appropriate initialisation function
1957 static int kdf_test_init(struct evp_test *t, const char *name)
1959 struct kdf_data *kdata;
1961 kdata = OPENSSL_malloc(sizeof(*kdata));
1965 kdata->output = NULL;
1967 kdata->ctx = EVP_PKEY_CTX_new_id(OBJ_sn2nid(name), NULL);
1968 if (kdata->ctx == NULL)
1970 if (EVP_PKEY_derive_init(kdata->ctx) <= 0)
1975 static void kdf_test_cleanup(struct evp_test *t)
1977 struct kdf_data *kdata = t->data;
1978 OPENSSL_free(kdata->output);
1979 EVP_PKEY_CTX_free(kdata->ctx);
1982 static int kdf_test_parse(struct evp_test *t,
1983 const char *keyword, const char *value)
1985 struct kdf_data *kdata = t->data;
1986 if (strcmp(keyword, "Output") == 0)
1987 return test_bin(value, &kdata->output, &kdata->output_len);
1988 if (strncmp(keyword, "Ctrl", 4) == 0)
1989 return pkey_test_ctrl(t, kdata->ctx, value);
1993 static int kdf_test_run(struct evp_test *t)
1995 struct kdf_data *kdata = t->data;
1996 unsigned char *out = NULL;
1997 size_t out_len = kdata->output_len;
1998 const char *err = "INTERNAL_ERROR";
1999 out = OPENSSL_malloc(out_len);
2001 fprintf(stderr, "Error allocating output buffer!\n");
2004 err = "KDF_DERIVE_ERROR";
2005 if (EVP_PKEY_derive(kdata->ctx, out, &out_len) <= 0)
2007 err = "KDF_LENGTH_MISMATCH";
2008 if (out_len != kdata->output_len)
2010 err = "KDF_MISMATCH";
2011 if (check_output(t, kdata->output, out, out_len))
2020 static const struct evp_test_method kdf_test_method = {