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>
22 secp256k1_context *ctx;
23 unsigned char msg[32];
24 unsigned char key[32];
25 unsigned char sig[72];
27 unsigned char pubkey[33];
29 #ifdef ENABLE_OPENSSL_TESTS
34 static void benchmark_verify(void* arg, int iters) {
36 benchmark_verify_t* data = (benchmark_verify_t*)arg;
38 for (i = 0; i < iters; i++) {
39 secp256k1_pubkey pubkey;
40 secp256k1_ecdsa_signature sig;
41 data->sig[data->siglen - 1] ^= (i & 0xFF);
42 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
43 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
44 CHECK(secp256k1_ec_pubkey_parse(data->ctx, &pubkey, data->pubkey, data->pubkeylen) == 1);
45 CHECK(secp256k1_ecdsa_signature_parse_der(data->ctx, &sig, data->sig, data->siglen) == 1);
46 CHECK(secp256k1_ecdsa_verify(data->ctx, &sig, data->msg, &pubkey) == (i == 0));
47 data->sig[data->siglen - 1] ^= (i & 0xFF);
48 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
49 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
53 #ifdef ENABLE_OPENSSL_TESTS
54 static void benchmark_verify_openssl(void* arg, int iters) {
56 benchmark_verify_t* data = (benchmark_verify_t*)arg;
58 for (i = 0; i < iters; i++) {
59 data->sig[data->siglen - 1] ^= (i & 0xFF);
60 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
61 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
63 EC_KEY *pkey = EC_KEY_new();
64 const unsigned char *pubkey = &data->pubkey[0];
68 result = EC_KEY_set_group(pkey, data->ec_group);
70 result = (o2i_ECPublicKey(&pkey, &pubkey, data->pubkeylen)) != NULL;
72 result = ECDSA_verify(0, &data->msg[0], sizeof(data->msg), &data->sig[0], data->siglen, pkey) == (i == 0);
76 data->sig[data->siglen - 1] ^= (i & 0xFF);
77 data->sig[data->siglen - 2] ^= ((i >> 8) & 0xFF);
78 data->sig[data->siglen - 3] ^= ((i >> 16) & 0xFF);
85 secp256k1_pubkey pubkey;
86 secp256k1_ecdsa_signature sig;
87 benchmark_verify_t data;
89 int iters = get_iters(20000);
91 data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY);
93 for (i = 0; i < 32; i++) {
96 for (i = 0; i < 32; i++) {
100 CHECK(secp256k1_ecdsa_sign(data.ctx, &sig, data.msg, data.key, NULL, NULL));
101 CHECK(secp256k1_ecdsa_signature_serialize_der(data.ctx, data.sig, &data.siglen, &sig));
102 CHECK(secp256k1_ec_pubkey_create(data.ctx, &pubkey, data.key));
104 CHECK(secp256k1_ec_pubkey_serialize(data.ctx, data.pubkey, &data.pubkeylen, &pubkey, SECP256K1_EC_COMPRESSED) == 1);
106 run_benchmark("ecdsa_verify", benchmark_verify, NULL, NULL, &data, 10, iters);
107 #ifdef ENABLE_OPENSSL_TESTS
108 data.ec_group = EC_GROUP_new_by_curve_name(NID_secp256k1);
109 run_benchmark("ecdsa_verify_openssl", benchmark_verify_openssl, NULL, NULL, &data, 10, iters);
110 EC_GROUP_free(data.ec_group);
113 secp256k1_context_destroy(data.ctx);