bool uc_ecc_create_key(uc_ed25519_key *key) {
if (!uc_init()) return false;
wc_ed25519_init(key);
if (wc_ed25519_make_key(&uc_random, ED25519_KEY_SIZE, key))
return false;
// UCDUMP("ECCPRV", key->k, ED25519_PRV_KEY_SIZE);
UCDUMP("ECCPUB", key->p, ED25519_PUB_KEY_SIZE);
return true;
}
ed25519_key *crypto_ed25519_generate() {
ed25519_key *key = crypto_ed25519_new();
WC_RNG rng;
int r = wc_ed25519_make_key(&rng, ED25519_KEY_SIZE, key);
if (r) {
DEBUG("Failed to generate key (code %d)", r);
crypto_ed25519_free(key);
return NULL;
}
return key;
}
void bench_ed25519KeyGen(void) {
ed25519_key genKey;
double start, total, milliEach;
int i;
/* 256 bit */
start = current_time(1);
for (i = 0; i < genTimes; i++) {
wc_ed25519_init(&genKey);
wc_ed25519_make_key(&rng, 32, &genKey);
wc_ed25519_free(&genKey);
}
total = current_time(0) - start;
milliEach = total / genTimes / 1000;
printf("\r\n");
printf("ED25519 key generation %6.3f milliseconds, avg over %d"
" iterations\r\n", milliEach, genTimes);
}
void bench_ed25519KeySign(void) {
int ret;
ed25519_key genKey;
#ifdef HAVE_ED25519_SIGN
double start, total, milliEach;
int i;
byte sig[ED25519_SIG_SIZE];
byte msg[512];
word32 x = 0;
#endif
wc_ed25519_init(&genKey);
ret = wc_ed25519_make_key(&rng, ED25519_KEY_SIZE, &genKey);
if (ret != 0) {
printf("ed25519_make_key failed\r\n");
return;
}
#ifdef HAVE_ED25519_SIGN
/* make dummy msg */
for (i = 0; i < (int) sizeof(msg); i++)
msg[i] = (byte) i;
start = current_time(1);
for (i = 0; i < agreeTimes; i++) {
x = sizeof(sig);
ret = wc_ed25519_sign_msg(msg, sizeof(msg), sig, &x, &genKey);
if (ret != 0) {
printf("ed25519_sign_msg failed\r\n");
return;
}
}
total = current_time(0) - start;
milliEach = total / agreeTimes / 1000; /* per second */
printf("ED25519 sign time %6.3f milliseconds, avg over %d"
" iterations\r\n", milliEach, agreeTimes);
#ifdef HAVE_ED25519_VERIFY
start = current_time(1);
for (i = 0; i < agreeTimes; i++) {
int verify = 0;
ret = wc_ed25519_verify_msg(sig, x, msg, sizeof(msg), &verify,
&genKey);
if (ret != 0 || verify != 1) {
printf("ed25519_verify_msg failed\r\n");
return;
}
}
total = current_time(0) - start;
milliEach = total / agreeTimes / 1000;
printf("ED25519 verify time %6.3f milliseconds, avg over %d"
" iterations\r\n", milliEach, agreeTimes);
#endif /* HAVE_ED25519_VERIFY */
#endif /* HAVE_ED25519_SIGN */
wc_ed25519_free(&genKey);
}
