int main(int argc, char **argv)
{
unsigned l_num = 1;
unsigned i, j;
if(argc > 1)
{
l_num = strtoul(argv[1], NULL, 10);
}
randfd = open("/dev/urandom", O_RDONLY);
if(randfd == -1)
{
printf("No access to urandom\n");
return -1;
}
uint8_t l_private[uECC_BYTES];
uint8_t l_public[uECC_BYTES*2];
uint8_t base64enc[uECC_BYTES*4];
for(i=0; i<l_num; ++i)
{
uECC_set_rng(&getRandomBytes);
uECC_make_key(l_public, l_private);
base64_encode(base64enc, l_private, uECC_BYTES);
printf("Private_key_%u= \"", i);
printf(base64enc);
printf("\";\n");
printf("uint8_t private_%u[NUM_ECC_DIGITS] = {", i);
vli_print(l_private);
printf("};\n");
base64_encode(base64enc, l_public, uECC_BYTES*2);
printf("Public_key_%u= \"", i);
printf(base64enc);
printf("\";\n");
printf("uint8_t public_%u[2*NUM_ECC_DIGITS] = {", i);
vli_print(l_public);
vli_print(l_public+uECC_BYTES);
printf("};\n\n");
}
return 0;
}
int main(int argc, char **argv)
{
unsigned l_num = 1;
unsigned i, j;
if(argc > 1)
{
l_num = strtoul(argv[1], NULL, 10);
}
randfd = open("/dev/urandom", O_RDONLY);
if(randfd == -1)
{
printf("No access to urandom\n");
return -1;
}
uint32_t l_private[NUM_ECC_DIGITS];
EccPoint l_public;
for(i=0; i<l_num; ++i)
{
getRandomBytes((char *)l_private, NUM_ECC_DIGITS * sizeof(uint32_t));
ecc_make_key(&l_public, l_private, l_private);
printf("uint32_t private_%u[NUM_ECC_DIGITS] = {", i);
vli_print(l_private);
printf("};\n");
printf("EccPoint public_%u = {\n", i);
printf(" {");
vli_print(l_public.x);
printf("},\n");
printf(" {");
vli_print(l_public.y);
printf("}};\n\n");
}
return 0;
}
static void test_multi(void)
{
uint8_t public1[64], public2[64];
uint8_t private1[32], private2[32];
uint8_t shared1[32], shared2[32];
int i;
printf("Testing %u random private key pairs\n", PAIR_COUNT);
for (i = 0; i < PAIR_COUNT; i++) {
printf(".");
fflush(stdout);
ecc_make_key(public1, private1);
ecc_make_key(public2, private2);
ecdh_shared_secret(public1, private2, shared1);
ecdh_shared_secret(public2, private1, shared2);
if (memcmp(shared1, shared2, sizeof(shared1)) != 0) {
printf("Shared secrets are not identical!\n");
printf("Shared secret 1 = ");
vli_print(shared1, sizeof(shared1));
printf("\n");
printf("Shared secret 2 = ");
vli_print(shared2, sizeof(shared2));
printf("\n");
printf("Private key 1 = ");
vli_print(private1, sizeof(private1));
printf("\n");
printf("Private key 2 = ");
vli_print(private2, sizeof(private2));
printf("\n");
g_assert_not_reached();
}
}
printf("\n");
}
