Page MenuHomePhabricator
Differential D6364 Diff 20897 src/secp256k1/src/bench_recover.c

Changeset View

Standalone View

View Options

src/secp256k1/src/bench_recover.c

Show All 9 Lines
#include "bench.h" #include "bench.h"
typedef struct { typedef struct {
secp256k1_context *ctx; secp256k1_context *ctx;
unsigned char msg[32]; unsigned char msg[32];
unsigned char sig[64]; unsigned char sig[64];
} bench_recover_data; } bench_recover_data;
void bench_recover(void* arg) { void bench_recover(void* arg, int iters) {
int i; int i;
bench_recover_data *data = (bench_recover_data*)arg; bench_recover_data *data = (bench_recover_data*)arg;
secp256k1_pubkey pubkey; secp256k1_pubkey pubkey;
unsigned char pubkeyc[33]; unsigned char pubkeyc[33];
for (i = 0; i < 20000; i++) { for (i = 0; i < iters; i++) {
int j; int j;
size_t pubkeylen = 33; size_t pubkeylen = 33;
secp256k1_ecdsa_recoverable_signature sig; secp256k1_ecdsa_recoverable_signature sig;
CHECK(secp256k1_ecdsa_recoverable_signature_parse_compact(data->ctx, &sig, data->sig, i % 2)); CHECK(secp256k1_ecdsa_recoverable_signature_parse_compact(data->ctx, &sig, data->sig, i % 2));
CHECK(secp256k1_ecdsa_recover(data->ctx, &pubkey, &sig, data->msg)); CHECK(secp256k1_ecdsa_recover(data->ctx, &pubkey, &sig, data->msg));
CHECK(secp256k1_ec_pubkey_serialize(data->ctx, pubkeyc, &pubkeylen, &pubkey, SECP256K1_EC_COMPRESSED)); CHECK(secp256k1_ec_pubkey_serialize(data->ctx, pubkeyc, &pubkeylen, &pubkey, SECP256K1_EC_COMPRESSED));
for (j = 0; j < 32; j++) { for (j = 0; j < 32; j++) {
data->sig[j + 32] = data->msg[j]; /* Move former message to S. */ data->sig[j + 32] = data->msg[j]; /* Move former message to S. */
Show All 13 Linesvoid bench_recover_setup(void* arg) {
for (i = 0; i < 64; i++) { for (i = 0; i < 64; i++) {
data->sig[i] = 65 + i; data->sig[i] = 65 + i;
} }
} }
int main(void) { int main(void) {
bench_recover_data data; bench_recover_data data;
int iters = get_iters(20000);
data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY); data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY);
run_benchmark("ecdsa_recover", bench_recover, bench_recover_setup, NULL, &data, 10, 20000); run_benchmark("ecdsa_recover", bench_recover, bench_recover_setup, NULL, &data, 10, iters);
secp256k1_context_destroy(data.ctx); secp256k1_context_destroy(data.ctx);
return 0; return 0;
} }