diff options
Diffstat (limited to 'src/crypto/ecdsa/ecdsa_test.c')
| -rw-r--r-- | src/crypto/ecdsa/ecdsa_test.c | 328 |
1 files changed, 0 insertions, 328 deletions
diff --git a/src/crypto/ecdsa/ecdsa_test.c b/src/crypto/ecdsa/ecdsa_test.c deleted file mode 100644 index d48f9c3..0000000 --- a/src/crypto/ecdsa/ecdsa_test.c +++ /dev/null @@ -1,328 +0,0 @@ -/* ==================================================================== - * Copyright (c) 1998-2005 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). */ - -#include <openssl/ecdsa.h> - -#include <openssl/bio.h> -#include <openssl/bn.h> -#include <openssl/crypto.h> -#include <openssl/ec.h> -#include <openssl/err.h> -#include <openssl/mem.h> -#include <openssl/obj.h> -#include <openssl/rand.h> - - -int test_builtin(BIO *out) { - size_t n = 0; - EC_KEY *eckey = NULL, *wrong_eckey = NULL; - EC_GROUP *group; - BIGNUM *order = NULL; - ECDSA_SIG *ecdsa_sig = NULL; - unsigned char digest[20], wrong_digest[20]; - unsigned char *signature = NULL; - const unsigned char *sig_ptr; - unsigned char *sig_ptr2; - unsigned char *raw_buf = NULL; - unsigned int sig_len, r_len, s_len, bn_len, buf_len; - int nid, ret = 0; - - /* fill digest values with some random data */ - if (!RAND_bytes(digest, 20) || !RAND_bytes(wrong_digest, 20)) { - BIO_printf(out, "ERROR: unable to get random data\n"); - goto builtin_err; - } - - order = BN_new(); - if (order == NULL) { - goto builtin_err; - } - - /* create and verify a ecdsa signature with every availble curve - * (with ) */ - BIO_printf(out, - "\ntesting ECDSA_sign() and ECDSA_verify() " - "with some internal curves:\n"); - - static const int kCurveNIDs[] = {NID_secp224r1, NID_X9_62_prime256v1, - NID_secp384r1, NID_secp521r1, NID_undef}; - - /* now create and verify a signature for every curve */ - for (n = 0; kCurveNIDs[n] != NID_undef; n++) { - unsigned char dirt, offset; - - nid = kCurveNIDs[n]; - /* create new ecdsa key (== EC_KEY) */ - eckey = EC_KEY_new(); - if (eckey == NULL) { - goto builtin_err; - } - group = EC_GROUP_new_by_curve_name(nid); - if (group == NULL) { - goto builtin_err; - } - if (!EC_KEY_set_group(eckey, group)) { - goto builtin_err; - } - EC_GROUP_free(group); - if (!EC_GROUP_get_order(EC_KEY_get0_group(eckey), order, NULL)) { - goto builtin_err; - } - if (BN_num_bits(order) < 160) { - /* Too small to test. */ - EC_KEY_free(eckey); - eckey = NULL; - continue; - } - - BIO_printf(out, "%s: ", OBJ_nid2sn(nid)); - /* create key */ - if (!EC_KEY_generate_key(eckey)) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - /* create second key */ - wrong_eckey = EC_KEY_new(); - if (wrong_eckey == NULL) { - goto builtin_err; - } - group = EC_GROUP_new_by_curve_name(nid); - if (group == NULL) { - goto builtin_err; - } - if (EC_KEY_set_group(wrong_eckey, group) == 0) { - goto builtin_err; - } - EC_GROUP_free(group); - if (!EC_KEY_generate_key(wrong_eckey)) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - - BIO_printf(out, "."); - (void)BIO_flush(out); - /* check key */ - if (!EC_KEY_check_key(eckey)) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - /* create signature */ - sig_len = ECDSA_size(eckey); - signature = OPENSSL_malloc(sig_len); - if (signature == NULL) { - goto builtin_err; - } - if (!ECDSA_sign(0, digest, 20, signature, &sig_len, eckey)) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - /* verify signature */ - if (ECDSA_verify(0, digest, 20, signature, sig_len, eckey) != 1) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - /* verify signature with the wrong key */ - if (ECDSA_verify(0, digest, 20, signature, sig_len, wrong_eckey) == 1) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - /* wrong digest */ - if (ECDSA_verify(0, wrong_digest, 20, signature, sig_len, eckey) == 1) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - /* wrong length */ - if (ECDSA_verify(0, digest, 20, signature, sig_len - 1, eckey) == 1) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - - /* Modify a single byte of the signature: to ensure we don't - * garble the ASN1 structure, we read the raw signature and - * modify a byte in one of the bignums directly. */ - sig_ptr = signature; - ecdsa_sig = d2i_ECDSA_SIG(NULL, &sig_ptr, sig_len); - if (ecdsa_sig == NULL) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - - /* Store the two BIGNUMs in raw_buf. */ - r_len = BN_num_bytes(ecdsa_sig->r); - s_len = BN_num_bytes(ecdsa_sig->s); - bn_len = BN_num_bytes(order); - if (r_len > bn_len || s_len > bn_len) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - buf_len = 2 * bn_len; - raw_buf = OPENSSL_malloc(2 * bn_len); - if (raw_buf == NULL) { - goto builtin_err; - } - /* Pad the bignums with leading zeroes. */ - if (!BN_bn2bin_padded(raw_buf, bn_len, ecdsa_sig->r) || - !BN_bn2bin_padded(raw_buf + bn_len, bn_len, ecdsa_sig->s)) { - goto builtin_err; - } - - /* Modify a single byte in the buffer. */ - offset = raw_buf[10] % buf_len; - dirt = raw_buf[11] ? raw_buf[11] : 1; - raw_buf[offset] ^= dirt; - /* Now read the BIGNUMs back in from raw_buf. */ - if (BN_bin2bn(raw_buf, bn_len, ecdsa_sig->r) == NULL || - BN_bin2bn(raw_buf + bn_len, bn_len, ecdsa_sig->s) == NULL) { - goto builtin_err; - } - - sig_ptr2 = signature; - sig_len = i2d_ECDSA_SIG(ecdsa_sig, &sig_ptr2); - if (ECDSA_verify(0, digest, 20, signature, sig_len, eckey) == 1) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - /* Sanity check: undo the modification and verify signature. */ - raw_buf[offset] ^= dirt; - if (BN_bin2bn(raw_buf, bn_len, ecdsa_sig->r) == NULL || - BN_bin2bn(raw_buf + bn_len, bn_len, ecdsa_sig->s) == NULL) { - goto builtin_err; - } - - sig_ptr2 = signature; - sig_len = i2d_ECDSA_SIG(ecdsa_sig, &sig_ptr2); - if (ECDSA_verify(0, digest, 20, signature, sig_len, eckey) != 1) { - BIO_printf(out, " failed\n"); - goto builtin_err; - } - BIO_printf(out, "."); - (void)BIO_flush(out); - - BIO_printf(out, " ok\n"); - /* cleanup */ - /* clean bogus errors */ - ERR_clear_error(); - OPENSSL_free(signature); - signature = NULL; - EC_KEY_free(eckey); - eckey = NULL; - EC_KEY_free(wrong_eckey); - wrong_eckey = NULL; - ECDSA_SIG_free(ecdsa_sig); - ecdsa_sig = NULL; - OPENSSL_free(raw_buf); - raw_buf = NULL; - } - - ret = 1; -builtin_err: - if (eckey) { - EC_KEY_free(eckey); - } - if (order) { - BN_free(order); - } - if (wrong_eckey) { - EC_KEY_free(wrong_eckey); - } - if (ecdsa_sig) { - ECDSA_SIG_free(ecdsa_sig); - } - if (signature) { - OPENSSL_free(signature); - } - if (raw_buf) { - OPENSSL_free(raw_buf); - } - - return ret; -} - -int main(void) { - int ret = 1; - BIO *out; - - CRYPTO_library_init(); - ERR_load_crypto_strings(); - - out = BIO_new_fp(stdout, BIO_NOCLOSE); - - if (!test_builtin(out)) - goto err; - - ret = 0; - -err: - if (ret) - BIO_printf(out, "\nECDSA test failed\n"); - else - BIO_printf(out, "\nPASS\n"); - if (ret) - BIO_print_errors(out); - - if (out != NULL) - BIO_free(out); - - return ret; -} |