You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
1.7 KiB
73 lines
1.7 KiB
#include <cybozu/test.hpp>
|
|
#include <mcl/window_method.hpp>
|
|
#include <mcl/ec.hpp>
|
|
#include <mcl/fp.hpp>
|
|
#include <mcl/ecparam.hpp>
|
|
|
|
CYBOZU_TEST_AUTO(ArrayIterator)
|
|
{
|
|
const uint32_t in[] = { 0x12345678, 0xabcdef89, 0xaabbccdd };
|
|
for (size_t bitSize = 1; bitSize <= 64; bitSize++) {
|
|
for (size_t w = 1; w <= 32; w++) {
|
|
|
|
const uint32_t mask = uint32_t((uint64_t(1) << w) - 1);
|
|
mpz_class x;
|
|
mcl::gmp::setArray(x, in, CYBOZU_NUM_OF_ARRAY(in));
|
|
x &= (mpz_class(1) << bitSize) - 1;
|
|
mcl::fp::ArrayIterator<uint32_t> ai(in, bitSize, w);
|
|
size_t n = (bitSize + w - 1) / w;
|
|
for (size_t j = 0; j < n; j++) {
|
|
CYBOZU_TEST_ASSERT(ai.hasNext());
|
|
uint32_t v = ai.getNext();
|
|
CYBOZU_TEST_EQUAL(x & mask, v);
|
|
x >>= w;
|
|
}
|
|
CYBOZU_TEST_ASSERT(!ai.hasNext());
|
|
}
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(int)
|
|
{
|
|
typedef mcl::FpT<> Fp;
|
|
typedef mcl::EcT<Fp> Ec;
|
|
const struct mcl::EcParam& para = mcl::ecparam::secp192k1;
|
|
Fp::init(para.p);
|
|
Ec::init(para.a, para.b);
|
|
const Fp x(para.gx);
|
|
const Fp y(para.gy);
|
|
const Ec P(x, y);
|
|
|
|
typedef mcl::fp::WindowMethod<Ec> PW;
|
|
const size_t bitSize = 13;
|
|
Ec Q, R;
|
|
|
|
for (size_t winSize = 10; winSize <= bitSize; winSize++) {
|
|
PW pw(P, bitSize, winSize);
|
|
for (int i = 0; i < (1 << bitSize); i++) {
|
|
pw.mul(Q, i);
|
|
Ec::mul(R, P, i);
|
|
CYBOZU_TEST_EQUAL(Q, R);
|
|
}
|
|
}
|
|
PW pw(P, para.bitSize, 10);
|
|
pw.mul(Q, -12345);
|
|
Ec::mul(R, P, -12345);
|
|
CYBOZU_TEST_EQUAL(Q, R);
|
|
mpz_class t(para.gx);
|
|
pw.mul(Q, t);
|
|
Ec::mul(R, P, t);
|
|
CYBOZU_TEST_EQUAL(Q, R);
|
|
t = -t;
|
|
pw.mul(Q, t);
|
|
Ec::mul(R, P, t);
|
|
CYBOZU_TEST_EQUAL(Q, R);
|
|
|
|
pw.mul(Q, x);
|
|
Ec::mul(R, P, x);
|
|
CYBOZU_TEST_EQUAL(Q, R);
|
|
|
|
pw.mul(Q, y);
|
|
Ec::mul(R, P, y);
|
|
CYBOZU_TEST_EQUAL(Q, R);
|
|
}
|
|
|