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69 lines
2.3 KiB
69 lines
2.3 KiB
/**********************************************************************
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* Copyright (c) 2014 Pieter Wuille *
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* Distributed under the MIT software license, see the accompanying *
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* file COPYING or http://www.opensource.org/licenses/mit-license.php.*
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**********************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include "include/secp256k1.h"
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#include "include/secp256k1_schnorr.h"
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#include "util.h"
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#include "bench.h"
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typedef struct {
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unsigned char key[32];
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unsigned char sig[64];
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unsigned char pubkey[33];
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int pubkeylen;
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} benchmark_schnorr_sig_t;
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typedef struct {
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secp256k1_context_t *ctx;
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unsigned char msg[32];
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benchmark_schnorr_sig_t sigs[64];
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int numsigs;
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} benchmark_schnorr_verify_t;
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static void benchmark_schnorr_init(void* arg) {
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int i, k;
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benchmark_schnorr_verify_t* data = (benchmark_schnorr_verify_t*)arg;
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for (i = 0; i < 32; i++) data->msg[i] = 1 + i;
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for (k = 0; k < data->numsigs; k++) {
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secp256k1_pubkey_t pubkey;
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for (i = 0; i < 32; i++) data->sigs[k].key[i] = 33 + i + k;
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secp256k1_schnorr_sign(data->ctx, data->msg, data->sigs[k].sig, data->sigs[k].key, NULL, NULL);
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data->sigs[k].pubkeylen = 33;
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CHECK(secp256k1_ec_pubkey_create(data->ctx, &pubkey, data->sigs[k].key));
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CHECK(secp256k1_ec_pubkey_serialize(data->ctx, data->sigs[k].pubkey, &data->sigs[k].pubkeylen, &pubkey, 1));
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}
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}
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static void benchmark_schnorr_verify(void* arg) {
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int i;
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benchmark_schnorr_verify_t* data = (benchmark_schnorr_verify_t*)arg;
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for (i = 0; i < 20000 / data->numsigs; i++) {
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secp256k1_pubkey_t pubkey;
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data->sigs[0].sig[(i >> 8) % 64] ^= (i & 0xFF);
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CHECK(secp256k1_ec_pubkey_parse(data->ctx, &pubkey, data->sigs[0].pubkey, data->sigs[0].pubkeylen));
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CHECK(secp256k1_schnorr_verify(data->ctx, data->msg, data->sigs[0].sig, &pubkey) == ((i & 0xFF) == 0));
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data->sigs[0].sig[(i >> 8) % 64] ^= (i & 0xFF);
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}
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}
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int main(void) {
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benchmark_schnorr_verify_t data;
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data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY);
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data.numsigs = 1;
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run_benchmark("schnorr_verify", benchmark_schnorr_verify, benchmark_schnorr_init, NULL, &data, 10, 20000);
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secp256k1_context_destroy(data.ctx);
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return 0;
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}
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