1 /**********************************************************************
2 * Copyright (c) 2014 Pieter Wuille *
3 * Distributed under the MIT software license, see the accompanying *
4 * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
5 **********************************************************************/
10 #include "include/secp256k1.h"
14 #ifdef ENABLE_OPENSSL_TESTS
15 #include <openssl/bn.h>
16 #include <openssl/ecdsa.h>
17 #include <openssl/obj_mac.h>
21 secp256k1_context *ctx;
22 unsigned char msg[32];
23 unsigned char key[32];
24 unsigned char sig[72];
26 unsigned char pubkey[33];
28 #ifdef ENABLE_OPENSSL_TESTS
33 static void benchmark_verify(void* arg) {
35 benchmark_verify_t* data = (benchmark_verify_t*)arg;
37 for (i = 0; i < 20000; i++) {
38 secp256k1_pubkey pubkey;
39 secp256k1_ecdsa_signature sig;
40 data->sig[data->siglen - 1] ^= (i & 0xFF);
41 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
42 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
43 CHECK(secp256k1_ec_pubkey_parse(data->ctx, &pubkey, data->pubkey, data->pubkeylen) == 1);
44 CHECK(secp256k1_ecdsa_signature_parse_der(data->ctx, &sig, data->sig, data->siglen) == 1);
45 CHECK(secp256k1_ecdsa_verify(data->ctx, &sig, data->msg, &pubkey) == (i == 0));
46 data->sig[data->siglen - 1] ^= (i & 0xFF);
47 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
48 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
52 #ifdef ENABLE_OPENSSL_TESTS
53 static void benchmark_verify_openssl(void* arg) {
55 benchmark_verify_t* data = (benchmark_verify_t*)arg;
57 for (i = 0; i < 20000; i++) {
58 data->sig[data->siglen - 1] ^= (i & 0xFF);
59 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
60 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
62 EC_KEY *pkey = EC_KEY_new();
63 const unsigned char *pubkey = &data->pubkey[0];
67 result = EC_KEY_set_group(pkey, data->ec_group);
69 result = (o2i_ECPublicKey(&pkey, &pubkey, data->pubkeylen)) != NULL;
71 result = ECDSA_verify(0, &data->msg[0], sizeof(data->msg), &data->sig[0], data->siglen, pkey) == (i == 0);
75 data->sig[data->siglen - 1] ^= (i & 0xFF);
76 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
77 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
84 secp256k1_pubkey pubkey;
85 secp256k1_ecdsa_signature sig;
86 benchmark_verify_t data;
88 data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY);
90 for (i = 0; i < 32; i++) {
93 for (i = 0; i < 32; i++) {
97 CHECK(secp256k1_ecdsa_sign(data.ctx, &sig, data.msg, data.key, NULL, NULL));
98 CHECK(secp256k1_ecdsa_signature_serialize_der(data.ctx, data.sig, &data.siglen, &sig));
99 CHECK(secp256k1_ec_pubkey_create(data.ctx, &pubkey, data.key));
101 CHECK(secp256k1_ec_pubkey_serialize(data.ctx, data.pubkey, &data.pubkeylen, &pubkey, SECP256K1_EC_COMPRESSED) == 1);
103 run_benchmark("ecdsa_verify", benchmark_verify, NULL, NULL, &data, 10, 20000);
104 #ifdef ENABLE_OPENSSL_TESTS
105 data.ec_group = EC_GROUP_new_by_curve_name(NID_secp256k1);
106 run_benchmark("ecdsa_verify_openssl", benchmark_verify_openssl, NULL, NULL, &data, 10, 20000);
107 EC_GROUP_free(data.ec_group);
110 secp256k1_context_destroy(data.ctx);