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.
941 lines
25 KiB
941 lines
25 KiB
/*
|
|
include from bn_if256_test.cpp and bn_if384_test.cpp
|
|
*/
|
|
#include <mcl/bn.h>
|
|
#include <mcl/ecparam.hpp>
|
|
#include <cybozu/test.hpp>
|
|
#include <iostream>
|
|
#include <mcl/gmp_util.hpp>
|
|
|
|
template<size_t N>
|
|
std::ostream& dump(std::ostream& os, const uint64_t (&x)[N])
|
|
{
|
|
for (size_t i = 0; i < N; i++) {
|
|
char buf[64];
|
|
CYBOZU_SNPRINTF(buf, sizeof(buf), "%016llx", (long long)x[i]);
|
|
os << buf;
|
|
}
|
|
return os;
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(init)
|
|
{
|
|
int ret;
|
|
CYBOZU_TEST_EQUAL(sizeof(mclBnFr), sizeof(Fr));
|
|
CYBOZU_TEST_EQUAL(sizeof(mclBnG1), sizeof(G1));
|
|
CYBOZU_TEST_EQUAL(sizeof(mclBnG2), sizeof(G2));
|
|
CYBOZU_TEST_EQUAL(sizeof(mclBnGT), sizeof(Fp12));
|
|
|
|
#if MCLBN_FP_UNIT_SIZE >= 4
|
|
printf("test BN254 %d\n", MCLBN_FP_UNIT_SIZE);
|
|
ret = mclBn_init(MCL_BN254, MCLBN_COMPILED_TIME_VAR);
|
|
#endif
|
|
#if MCLBN_FP_UNIT_SIZE >= 6 && MCLBN_FR_UNIT_SIZE >= 4
|
|
printf("test BLS12_381 %d\n", MCLBN_FP_UNIT_SIZE);
|
|
ret = mclBn_init(MCL_BLS12_381, MCLBN_COMPILED_TIME_VAR);
|
|
#endif
|
|
#if MCLBN_FP_UNIT_SIZE >= 6 && MCLBN_FR_UNIT_SIZE >= 6
|
|
printf("test BN381_1 %d\n", MCLBN_FP_UNIT_SIZE);
|
|
ret = mclBn_init(MCL_BN381_1, MCLBN_COMPILED_TIME_VAR);
|
|
#endif
|
|
#if MCLBN_FP_UNIT_SIZE == 8
|
|
printf("test BN462 %d\n", MCLBN_FP_UNIT_SIZE);
|
|
ret = mclBn_init(MCL_BN462, MCLBN_COMPILED_TIME_VAR);
|
|
#endif
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
if (ret != 0) exit(1);
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(Fr)
|
|
{
|
|
mclBnFr x, y;
|
|
memset(&x, 0xff, sizeof(x));
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_isValid(&x));
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_isZero(&x));
|
|
|
|
mclBnFr_clear(&x);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isZero(&x));
|
|
|
|
mclBnFr_setInt(&x, 1);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isOne(&x));
|
|
|
|
mclBnFr_setInt(&y, -1);
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_isEqual(&x, &y));
|
|
|
|
y = x;
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x, &y));
|
|
|
|
mclBnFr_setHashOf(&x, "", 0);
|
|
mclBnFr_setHashOf(&y, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_isEqual(&x, &y));
|
|
mclBnFr_setHashOf(&x, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x, &y));
|
|
|
|
char buf[1024];
|
|
mclBnFr_setInt(&x, 12345678);
|
|
size_t size;
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 8);
|
|
CYBOZU_TEST_EQUAL(buf, "12345678");
|
|
|
|
mclBnFr_setInt(&x, -7654321);
|
|
mclBnFr_neg(&x, &x);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 7);
|
|
CYBOZU_TEST_EQUAL(buf, "7654321");
|
|
|
|
mclBnFr_setInt(&y, 123 - 7654321);
|
|
mclBnFr_add(&x, &x, &y);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 3);
|
|
CYBOZU_TEST_EQUAL(buf, "123");
|
|
|
|
mclBnFr_setInt(&y, 100);
|
|
mclBnFr_sub(&x, &x, &y);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 2);
|
|
CYBOZU_TEST_EQUAL(buf, "23");
|
|
|
|
mclBnFr_mul(&x, &x, &y);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 4);
|
|
CYBOZU_TEST_EQUAL(buf, "2300");
|
|
|
|
mclBnFr_div(&x, &x, &y);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 2);
|
|
CYBOZU_TEST_EQUAL(buf, "23");
|
|
|
|
mclBnFr_mul(&x, &y, &y);
|
|
mclBnFr_sqr(&y, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x, &y));
|
|
|
|
const char *s = "12345678901234567";
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_setStr(&x, s, strlen(s), 10));
|
|
s = "20000000000000000";
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_setStr(&y, s, strlen(s), 10));
|
|
mclBnFr_add(&x, &x, &y);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 17);
|
|
CYBOZU_TEST_EQUAL(buf, "32345678901234567");
|
|
|
|
mclBnFr_setInt(&x, 1);
|
|
mclBnFr_neg(&x, &x);
|
|
size = mclBnFr_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_setStr(&y, buf, size, 10));
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x, &y));
|
|
|
|
for (int i = 0; i < 10; i++) {
|
|
mclBnFr_setByCSPRNG(&x);
|
|
mclBnFr_getStr(buf, sizeof(buf), &x, 16);
|
|
printf("%s\n", buf);
|
|
}
|
|
}
|
|
|
|
void G1test()
|
|
{
|
|
mclBnG1 x, y, z;
|
|
memset(&x, 0x1, sizeof(x));
|
|
/*
|
|
assert() of carry operation fails if use 0xff, so use 0x1
|
|
*/
|
|
CYBOZU_TEST_ASSERT(!mclBnG1_isValid(&x));
|
|
mclBnG1_clear(&x);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isValid(&x));
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isZero(&x));
|
|
|
|
CYBOZU_TEST_ASSERT(!mclBnG1_hashAndMapTo(&y, "abc", 3));
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isValidOrder(&y));
|
|
|
|
char buf[1024];
|
|
size_t size;
|
|
size = mclBnG1_getStr(buf, sizeof(buf), &y, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_ASSERT(!mclBnG1_setStr(&x, buf, strlen(buf), 10));
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&x, &y));
|
|
|
|
mclBnG1_neg(&x, &x);
|
|
mclBnG1_add(&x, &x, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isZero(&x));
|
|
|
|
mclBnG1_dbl(&x, &y); // x = 2y
|
|
mclBnG1_add(&z, &y, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&x, &z));
|
|
mclBnG1_add(&z, &z, &y); // z = 3y
|
|
mclBnFr n;
|
|
mclBnFr_setInt(&n, 3);
|
|
mclBnG1_mul(&x, &y, &n); // x = 3y
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&x, &z));
|
|
mclBnG1_sub(&x, &x, &y); // x = 2y
|
|
|
|
mclBnFr_setInt(&n, 2);
|
|
mclBnG1_mul(&z, &y, &n); // z = 2y
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&x, &z));
|
|
mclBnG1_normalize(&y, &z);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&y, &z));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(G1)
|
|
{
|
|
G1test();
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(G2)
|
|
{
|
|
mclBnG2 x, y, z;
|
|
/*
|
|
assert() of carry operation fails if use 0xff, so use 0x1
|
|
*/
|
|
memset(&x, 0x1, sizeof(x));
|
|
CYBOZU_TEST_ASSERT(!mclBnG2_isValid(&x));
|
|
mclBnG2_clear(&x);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isValid(&x));
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isZero(&x));
|
|
|
|
CYBOZU_TEST_ASSERT(!mclBnG2_hashAndMapTo(&x, "abc", 3));
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isValidOrder(&x));
|
|
|
|
char buf[1024];
|
|
size_t size;
|
|
size = mclBnG2_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_ASSERT(!mclBnG2_setStr(&y, buf, strlen(buf), 10));
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&x, &y));
|
|
|
|
mclBnG2_neg(&x, &x);
|
|
mclBnG2_add(&x, &x, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isZero(&x));
|
|
|
|
mclBnG2_dbl(&x, &y); // x = 2y
|
|
mclBnG2_add(&z, &y, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&x, &z));
|
|
mclBnG2_add(&z, &z, &y); // z = 3y
|
|
mclBnFr n;
|
|
mclBnFr_setInt(&n, 3);
|
|
mclBnG2_mul(&x, &y, &n); // x = 3y
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&x, &z));
|
|
mclBnG2_sub(&x, &x, &y); // x = 2y
|
|
|
|
mclBnFr_setInt(&n, 2);
|
|
mclBnG2_mul(&z, &y, &n); // z = 2y
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&x, &z));
|
|
mclBnG2_normalize(&y, &z);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&y, &z));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(GT)
|
|
{
|
|
mclBnGT x, y, z;
|
|
memset(&x, 1, sizeof(x));
|
|
CYBOZU_TEST_ASSERT(!mclBnGT_isZero(&x));
|
|
|
|
mclBnGT_clear(&x);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isZero(&x));
|
|
|
|
mclBnGT_setInt(&x, 1);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isOne(&x));
|
|
char buf[2048];
|
|
size_t size;
|
|
size = mclBnGT_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
const char *s = "1 0 0 0 0 0 0 0 0 0 0 0";
|
|
CYBOZU_TEST_EQUAL(buf, s);
|
|
|
|
s = "1 2 3 4 5 6 7 8 9 10 11 12";
|
|
CYBOZU_TEST_ASSERT(!mclBnGT_setStr(&x,s , strlen(s), 10));
|
|
size = mclBnGT_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_EQUAL(buf, s);
|
|
|
|
y = x;
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&x, &y));
|
|
|
|
s = "-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12";
|
|
CYBOZU_TEST_ASSERT(!mclBnGT_setStr(&z, s, strlen(s), 10));
|
|
size = mclBnGT_getStr(buf, sizeof(buf), &z, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_ASSERT(!mclBnGT_setStr(&y, buf, size, 10));
|
|
|
|
mclBnGT_neg(&z, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&x, &z));
|
|
|
|
mclBnGT_add(&y, &x, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isZero(&y));
|
|
|
|
s = "2 0 0 0 0 0 0 0 0 0 0 0";
|
|
CYBOZU_TEST_ASSERT(!mclBnGT_setStr(&y, s, strlen(s), 10));
|
|
mclBnGT_mul(&z, &x, &y);
|
|
size = mclBnGT_getStr(buf, sizeof(buf), &z, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_EQUAL(buf, "2 4 6 8 10 12 14 16 18 20 22 24");
|
|
|
|
mclBnGT_div(&z, &z, &y);
|
|
size = mclBnGT_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&x, &z));
|
|
|
|
/*
|
|
can't use mclBnGT_pow because x is not in GT
|
|
*/
|
|
mclBnFr n;
|
|
mclBnFr_setInt(&n, 3);
|
|
mclBnGT_powGeneric(&z, &x, &n);
|
|
mclBnGT_mul(&y, &x, &x);
|
|
mclBnGT_mul(&y, &y, &x);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&y, &z));
|
|
|
|
mclBnGT_mul(&x, &y, &y);
|
|
mclBnGT_sqr(&y, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&x, &y));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(pairing)
|
|
{
|
|
mclBnFr a, b, ab;
|
|
mclBnFr_setInt(&a, 123);
|
|
mclBnFr_setInt(&b, 456);
|
|
mclBnFr_mul(&ab, &a, &b);
|
|
mclBnG1 P, aP;
|
|
mclBnG2 Q, bQ;
|
|
mclBnGT e, e1, e2;
|
|
|
|
CYBOZU_TEST_ASSERT(!mclBnG1_hashAndMapTo(&P, "1", 1));
|
|
CYBOZU_TEST_ASSERT(!mclBnG2_hashAndMapTo(&Q, "1", 1));
|
|
|
|
mclBnG1_mul(&aP, &P, &a);
|
|
mclBnG2_mul(&bQ, &Q, &b);
|
|
|
|
mclBn_pairing(&e, &P, &Q);
|
|
mclBnGT_pow(&e1, &e, &a);
|
|
mclBn_pairing(&e2, &aP, &Q);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e1, &e2));
|
|
|
|
mclBnGT_pow(&e1, &e, &b);
|
|
mclBn_pairing(&e2, &P, &bQ);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e1, &e2));
|
|
|
|
mclBnFr n;
|
|
mclBnFr_setInt(&n, 3);
|
|
mclBnGT_pow(&e1, &e, &n);
|
|
mclBnGT_mul(&e2, &e, &e);
|
|
mclBnGT_mul(&e2, &e2, &e);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e1, &e2));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(precomputed)
|
|
{
|
|
mclBnG1 P1, P2;
|
|
mclBnG2 Q1, Q2;
|
|
CYBOZU_TEST_ASSERT(!mclBnG1_hashAndMapTo(&P1, "1", 1));
|
|
CYBOZU_TEST_ASSERT(!mclBnG1_hashAndMapTo(&P2, "123", 3));
|
|
CYBOZU_TEST_ASSERT(!mclBnG2_hashAndMapTo(&Q1, "1", 1));
|
|
CYBOZU_TEST_ASSERT(!mclBnG2_hashAndMapTo(&Q2, "2", 1));
|
|
|
|
const int size = mclBn_getUint64NumToPrecompute();
|
|
std::vector<uint64_t> Q1buf, Q2buf;
|
|
Q1buf.resize(size);
|
|
Q2buf.resize(size);
|
|
mclBn_precomputeG2(Q1buf.data(), &Q1);
|
|
mclBn_precomputeG2(Q2buf.data(), &Q2);
|
|
|
|
mclBnGT e1, e2, f1, f2, f3, f4;
|
|
mclBn_pairing(&e1, &P1, &Q1);
|
|
mclBn_precomputedMillerLoop(&f1, &P1, Q1buf.data());
|
|
mclBn_finalExp(&f1, &f1);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e1, &f1));
|
|
|
|
mclBn_pairing(&e2, &P2, &Q2);
|
|
mclBn_precomputedMillerLoop(&f2, &P2, Q2buf.data());
|
|
mclBn_finalExp(&f2, &f2);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e2, &f2));
|
|
|
|
mclBn_precomputedMillerLoop2(&f3, &P1, Q1buf.data(), &P2, Q2buf.data());
|
|
mclBn_precomputedMillerLoop2mixed(&f4, &P1, &Q1, &P2, Q2buf.data());
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&f3, &f4));
|
|
mclBn_finalExp(&f3, &f3);
|
|
|
|
mclBnGT_mul(&e1, &e1, &e2);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e1, &f3));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(millerLoopVec)
|
|
{
|
|
const size_t n = 7;
|
|
mclBnG1 Pvec[n];
|
|
mclBnG2 Qvec[n];
|
|
for (size_t i = 0; i < n; i++) {
|
|
char d = (char)(i + 1);
|
|
mclBnG1_hashAndMapTo(&Pvec[i], &d, 1);
|
|
mclBnG2_hashAndMapTo(&Qvec[i], &d, 1);
|
|
}
|
|
mclBnGT e1, e2;
|
|
mclBnGT_setInt(&e2, 1);
|
|
for (size_t i = 0; i < n; i++) {
|
|
mclBn_millerLoop(&e1, &Pvec[i], &Qvec[i]);
|
|
mclBnGT_mul(&e2, &e2, &e1);
|
|
}
|
|
mclBn_millerLoopVec(&e1, Pvec, Qvec, n);
|
|
CYBOZU_TEST_ASSERT(mclBnGT_isEqual(&e1, &e2));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(serialize)
|
|
{
|
|
const size_t FrSize = mclBn_getFrByteSize();
|
|
const size_t G1Size = mclBn_getG1ByteSize();
|
|
mclBnFr x1, x2;
|
|
mclBnG1 P1, P2;
|
|
mclBnG2 Q1, Q2;
|
|
char buf[1024];
|
|
size_t n;
|
|
size_t expectSize;
|
|
size_t ret;
|
|
// Fr
|
|
expectSize = FrSize;
|
|
mclBnFr_setInt(&x1, -1);
|
|
n = mclBnFr_serialize(buf, sizeof(buf), &x1);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
ret = mclBnFr_deserialize(&x2, buf, n);
|
|
CYBOZU_TEST_EQUAL(ret, n);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x1, &x2));
|
|
|
|
ret = mclBnFr_deserialize(&x2, buf, n - 1);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
|
|
memset(&x2, 0, sizeof(x2));
|
|
ret = mclBnFr_deserialize(&x2, buf, n + 1);
|
|
CYBOZU_TEST_EQUAL(ret, n);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x1, &x2));
|
|
|
|
n = mclBnFr_serialize(buf, expectSize, &x1);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
// G1
|
|
expectSize = G1Size;
|
|
mclBnG1_hashAndMapTo(&P1, "1", 1);
|
|
n = mclBnG1_serialize(buf, sizeof(buf), &P1);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
ret = mclBnG1_deserialize(&P2, buf, n);
|
|
CYBOZU_TEST_EQUAL(ret, n);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&P1, &P2));
|
|
|
|
ret = mclBnG1_deserialize(&P2, buf, n - 1);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
|
|
memset(&P2, 0, sizeof(P2));
|
|
ret = mclBnG1_deserialize(&P2, buf, n + 1);
|
|
CYBOZU_TEST_EQUAL(ret, n);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&P1, &P2));
|
|
|
|
n = mclBnG1_serialize(buf, expectSize, &P1);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
// G2
|
|
expectSize = G1Size * 2;
|
|
mclBnG2_hashAndMapTo(&Q1, "1", 1);
|
|
n = mclBnG2_serialize(buf, sizeof(buf), &Q1);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
ret = mclBnG2_deserialize(&Q2, buf, n);
|
|
CYBOZU_TEST_EQUAL(ret, n);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&Q1, &Q2));
|
|
|
|
ret = mclBnG2_deserialize(&Q2, buf, n - 1);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
|
|
memset(&Q2, 0, sizeof(Q2));
|
|
ret = mclBnG2_deserialize(&Q2, buf, n + 1);
|
|
CYBOZU_TEST_EQUAL(ret, n);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&Q1, &Q2));
|
|
|
|
n = mclBnG2_serialize(buf, expectSize, &Q1);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(serializeToHexStr)
|
|
{
|
|
const size_t FrSize = mclBn_getFrByteSize();
|
|
const size_t G1Size = mclBn_getG1ByteSize();
|
|
mclBnFr x1, x2;
|
|
mclBnG1 P1, P2;
|
|
mclBnG2 Q1, Q2;
|
|
char buf[1024];
|
|
size_t n;
|
|
size_t expectSize;
|
|
size_t ret;
|
|
// Fr
|
|
expectSize = FrSize * 2; // hex string
|
|
mclBnFr_setInt(&x1, -1);
|
|
n = mclBnFr_getStr(buf, sizeof(buf), &x1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
ret = mclBnFr_setStr(&x2, buf, n, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x1, &x2));
|
|
|
|
ret = mclBnFr_setStr(&x2, buf, n - 1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_ASSERT(ret != 0);
|
|
|
|
memset(&x2, 0, sizeof(x2));
|
|
ret = mclBnFr_setStr(&x2, buf, n + 1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_isEqual(&x1, &x2));
|
|
|
|
n = mclBnFr_getStr(buf, expectSize, &x1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
// G1
|
|
expectSize = G1Size * 2; // hex string
|
|
mclBnG1_hashAndMapTo(&P1, "1", 1);
|
|
n = mclBnG1_getStr(buf, sizeof(buf), &P1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
ret = mclBnG1_setStr(&P2, buf, n, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&P1, &P2));
|
|
|
|
ret = mclBnG1_setStr(&P2, buf, n - 1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_ASSERT(ret != 0);
|
|
|
|
memset(&P2, 0, sizeof(P2));
|
|
ret = mclBnG1_setStr(&P2, buf, n + 1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&P1, &P2));
|
|
|
|
n = mclBnG1_getStr(buf, expectSize, &P1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
// G2
|
|
expectSize = G1Size * 2 * 2; // hex string
|
|
mclBnG2_hashAndMapTo(&Q1, "1", 1);
|
|
n = mclBnG2_getStr(buf, sizeof(buf), &Q1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
|
|
ret = mclBnG2_setStr(&Q2, buf, n, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&Q1, &Q2));
|
|
|
|
ret = mclBnG2_setStr(&Q2, buf, n - 1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_ASSERT(ret != 0);
|
|
|
|
memset(&Q2, 0, sizeof(Q2));
|
|
ret = mclBnG2_setStr(&Q2, buf, n + 1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&Q1, &Q2));
|
|
|
|
n = mclBnG2_getStr(buf, expectSize, &Q1, MCLBN_IO_SERIALIZE_HEX_STR);
|
|
CYBOZU_TEST_EQUAL(n, expectSize);
|
|
}
|
|
|
|
#if MCLBN_FP_UNIT_SIZE == 6 && MCLBN_FR_UNIT_SIZE >= 6
|
|
CYBOZU_TEST_AUTO(badG2)
|
|
{
|
|
int ret;
|
|
ret = mclBn_init(MCL_BN381_1, MCLBN_COMPILED_TIME_VAR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
const char *s = "1 18d3d8c085a5a5e7553c3a4eb628e88b8465bf4de2612e35a0a4eb018fb0c82e9698896031e62fd7633ffd824a859474 1dc6edfcf33e29575d4791faed8e7203832217423bf7f7fbf1f6b36625b12e7132c15fbc15562ce93362a322fb83dd0d 65836963b1f7b6959030ddfa15ab38ce056097e91dedffd996c1808624fa7e2644a77be606290aa555cda8481cfb3cb 1b77b708d3d4f65aeedf54b58393463a42f0dc5856baadb5ce608036baeca398c5d9e6b169473a8838098fd72fd28b50";
|
|
mclBnG2 Q;
|
|
ret = mclBnG2_setStr(&Q, s, strlen(s), 16);
|
|
CYBOZU_TEST_ASSERT(ret != 0);
|
|
}
|
|
#endif
|
|
|
|
struct Sequential {
|
|
uint32_t pos;
|
|
Sequential() : pos(0) {}
|
|
static uint32_t read(void *self, void *buf, uint32_t bufSize)
|
|
{
|
|
Sequential *seq = reinterpret_cast<Sequential*>(self);
|
|
uint8_t *p = reinterpret_cast<uint8_t*>(buf);
|
|
for (uint32_t i = 0; i < bufSize; i++) {
|
|
p[i] = uint8_t(seq->pos + i) & 0x1f; // mask is to make valid Fp
|
|
}
|
|
seq->pos += bufSize;
|
|
return bufSize;
|
|
}
|
|
};
|
|
|
|
CYBOZU_TEST_AUTO(setRandFunc)
|
|
{
|
|
Sequential seq;
|
|
for (int j = 0; j < 3; j++) {
|
|
puts(j == 1 ? "sequential rand" : "true rand");
|
|
for (int i = 0; i < 5; i++) {
|
|
mclBnFr x;
|
|
int ret;
|
|
char buf[1024];
|
|
ret = mclBnFr_setByCSPRNG(&x);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
ret = mclBnFr_getStr(buf, sizeof(buf), &x, 16);
|
|
CYBOZU_TEST_ASSERT(ret > 0);
|
|
printf("%d %s\n", i, buf);
|
|
}
|
|
if (j == 0) {
|
|
mclBn_setRandFunc(&seq, Sequential::read);
|
|
} else {
|
|
mclBn_setRandFunc(0, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(Fp_1)
|
|
{
|
|
mclBnFp x, y;
|
|
memset(&x, 0xff, sizeof(x));
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_isValid(&x));
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_isZero(&x));
|
|
|
|
mclBnFp_clear(&x);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isZero(&x));
|
|
|
|
mclBnFp_setInt(&x, 1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isOne(&x));
|
|
|
|
mclBnFp_setInt(&y, -1);
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_isEqual(&x, &y));
|
|
|
|
y = x;
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&x, &y));
|
|
|
|
mclBnFp_setHashOf(&x, "", 0);
|
|
mclBnFp_setHashOf(&y, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_isEqual(&x, &y));
|
|
mclBnFp_setHashOf(&x, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&x, &y));
|
|
|
|
char buf[1024];
|
|
mclBnFp_setInt(&x, 12345678);
|
|
size_t size;
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 8);
|
|
CYBOZU_TEST_EQUAL(buf, "12345678");
|
|
|
|
mclBnFp_setInt(&x, -7654321);
|
|
mclBnFp_neg(&x, &x);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 7);
|
|
CYBOZU_TEST_EQUAL(buf, "7654321");
|
|
|
|
mclBnFp_setInt(&y, 123 - 7654321);
|
|
mclBnFp_add(&x, &x, &y);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 3);
|
|
CYBOZU_TEST_EQUAL(buf, "123");
|
|
|
|
mclBnFp_setInt(&y, 100);
|
|
mclBnFp_sub(&x, &x, &y);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 2);
|
|
CYBOZU_TEST_EQUAL(buf, "23");
|
|
|
|
mclBnFp_mul(&x, &x, &y);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 4);
|
|
CYBOZU_TEST_EQUAL(buf, "2300");
|
|
|
|
mclBnFp_div(&x, &x, &y);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 2);
|
|
CYBOZU_TEST_EQUAL(buf, "23");
|
|
|
|
mclBnFp_mul(&x, &y, &y);
|
|
mclBnFp_sqr(&y, &y);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&x, &y));
|
|
|
|
const char *s = "12345678901234567";
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_setStr(&x, s, strlen(s), 10));
|
|
s = "20000000000000000";
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_setStr(&y, s, strlen(s), 10));
|
|
mclBnFp_add(&x, &x, &y);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_EQUAL(size, 17);
|
|
CYBOZU_TEST_EQUAL(buf, "32345678901234567");
|
|
|
|
mclBnFp_setInt(&x, 1);
|
|
mclBnFp_neg(&x, &x);
|
|
size = mclBnFp_getStr(buf, sizeof(buf), &x, 10);
|
|
CYBOZU_TEST_ASSERT(size > 0);
|
|
CYBOZU_TEST_EQUAL(size, strlen(buf));
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_setStr(&y, buf, size, 10));
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&x, &y));
|
|
|
|
for (int i = 0; i < 10; i++) {
|
|
mclBnFp_setByCSPRNG(&x);
|
|
mclBnFp_getStr(buf, sizeof(buf), &x, 16);
|
|
printf("%s\n", buf);
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(Fp)
|
|
{
|
|
mclBnFp x1, x2;
|
|
char buf[1024];
|
|
int ret = mclBnFp_setHashOf(&x1, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(ret == 0);
|
|
mclSize n = mclBnFp_serialize(buf, sizeof(buf), &x1);
|
|
CYBOZU_TEST_ASSERT(n > 0);
|
|
n = mclBnFp_deserialize(&x2, buf, n);
|
|
CYBOZU_TEST_ASSERT(n > 0);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&x1, &x2));
|
|
for (size_t i = 0; i < n; i++) {
|
|
buf[i] = char(i);
|
|
}
|
|
ret = mclBnFp_setLittleEndian(&x1, buf, n);
|
|
CYBOZU_TEST_ASSERT(ret == 0);
|
|
memset(buf, 0, sizeof(buf));
|
|
n = mclBnFp_serialize(buf, sizeof(buf), &x1);
|
|
CYBOZU_TEST_ASSERT(n > 0);
|
|
for (size_t i = 0; i < n - 1; i++) {
|
|
CYBOZU_TEST_EQUAL(buf[i], char(i));
|
|
}
|
|
mclBnFp_clear(&x1);
|
|
memset(&x2, 0, sizeof(x2));
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&x1, &x2));
|
|
|
|
mclBnFp_clear(&x1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isZero(&x1));
|
|
|
|
mclBnFp_setInt(&x1, 1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isOne(&x1));
|
|
|
|
mclBnFp_setInt(&x1, -1);
|
|
CYBOZU_TEST_ASSERT(!mclBnFp_isOne(&x1));
|
|
mclBnFp_neg(&x1, &x1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isOne(&x1));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(mod)
|
|
{
|
|
{
|
|
// Fp
|
|
char buf[1024];
|
|
mclBn_getFieldOrder(buf, sizeof(buf));
|
|
mpz_class p(buf);
|
|
mpz_class x = mpz_class(1) << (mclBn_getFpByteSize() * 2);
|
|
mclBnFp y;
|
|
int ret = mclBnFp_setLittleEndianMod(&y, mcl::gmp::getUnit(x), mcl::gmp::getUnitSize(x) * sizeof(void*));
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
mclBnFp_getStr(buf, sizeof(buf), &y, 10);
|
|
CYBOZU_TEST_EQUAL(mpz_class(buf), x % p);
|
|
}
|
|
{
|
|
// Fr
|
|
char buf[1024];
|
|
mclBn_getCurveOrder(buf, sizeof(buf));
|
|
mpz_class p(buf);
|
|
mpz_class x = mpz_class(1) << (mclBn_getFrByteSize() * 2);
|
|
mclBnFr y;
|
|
int ret = mclBnFr_setLittleEndianMod(&y, mcl::gmp::getUnit(x), mcl::gmp::getUnitSize(x) * sizeof(void*));
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
mclBnFr_getStr(buf, sizeof(buf), &y, 10);
|
|
CYBOZU_TEST_EQUAL(mpz_class(buf), x % p);
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(Fp2)
|
|
{
|
|
mclBnFp2 x1, x2;
|
|
char buf[1024];
|
|
int ret = mclBnFp_setHashOf(&x1.d[0], "abc", 3);
|
|
CYBOZU_TEST_ASSERT(ret == 0);
|
|
ret = mclBnFp_setHashOf(&x1.d[1], "xyz", 3);
|
|
CYBOZU_TEST_ASSERT(ret == 0);
|
|
mclSize n = mclBnFp2_serialize(buf, sizeof(buf), &x1);
|
|
CYBOZU_TEST_ASSERT(n > 0);
|
|
n = mclBnFp2_deserialize(&x2, buf, n);
|
|
CYBOZU_TEST_ASSERT(n > 0);
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isEqual(&x1, &x2));
|
|
|
|
mclBnFp2 y, z;
|
|
mclBnFp2_add(&y, &x1, &x2);
|
|
for (int i = 0; i < 2; i++) {
|
|
mclBnFp t;
|
|
mclBnFp_add(&t, &x1.d[i], &x2.d[i]);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_isEqual(&y.d[i], &t));
|
|
}
|
|
mclBnFp2_sub(&y, &y, &x2);
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isEqual(&y, &x1));
|
|
mclBnFp2_mul(&y, &x1, &x2);
|
|
mclBnFp2_div(&y, &y, &x1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isEqual(&y, &x2));
|
|
mclBnFp2_inv(&y, &x1);
|
|
mclBnFp2_mul(&y, &y, &x1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isOne(&y));
|
|
mclBnFp2_sqr(&y, &x1);
|
|
mclBnFp2_mul(&z, &x1, &x1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isEqual(&y, &z));
|
|
mclBnFp2_sub(&y, &x1, &x2);
|
|
mclBnFp2_sub(&z, &x2, &x1);
|
|
mclBnFp2_neg(&z, &z);
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isEqual(&y, &z));
|
|
|
|
mclBnFp2_clear(&x1);
|
|
memset(&x2, 0, sizeof(x2));
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isEqual(&x1, &x2));
|
|
CYBOZU_TEST_ASSERT(mclBnFp2_isZero(&x1));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(squareRootFr)
|
|
{
|
|
mclBnFr x, y, y2;
|
|
for (int i = 0; i < 10; i++) {
|
|
mclBnFr_setInt(&x, i * i);
|
|
CYBOZU_TEST_EQUAL(mclBnFr_squareRoot(&y, &x), 0);
|
|
mclBnFr_sqr(&y2, &y);
|
|
CYBOZU_TEST_EQUAL(mclBnFr_isEqual(&x, &y2), 1);
|
|
}
|
|
char buf[128];
|
|
mclBnFr_setInt(&x, -1);
|
|
CYBOZU_TEST_ASSERT(mclBnFr_serialize(buf, sizeof(buf), &x) > 0);
|
|
int mod8 = (buf[0] + 1) & 7;
|
|
/*
|
|
(2)
|
|
(p) = (-1)^((p^2-1)/8) = 1 if and only if there is x s.t. x^2 = 2 mod p
|
|
*/
|
|
bool hasSquareRoot = (((mod8 * mod8 - 1) / 8) & 1) == 0;
|
|
printf("Fr:hasSquareRoot=%d\n", hasSquareRoot);
|
|
mclBnFr_setInt(&x, 2);
|
|
CYBOZU_TEST_EQUAL(mclBnFr_squareRoot(&y, &x), hasSquareRoot ? 0 : -1);
|
|
if (hasSquareRoot) {
|
|
mclBnFr_sqr(&y2, &y);
|
|
CYBOZU_TEST_EQUAL(mclBnFr_isEqual(&x, &y2), 1);
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(squareRootFp)
|
|
{
|
|
mclBnFp x, y, y2;
|
|
for (int i = 0; i < 10; i++) {
|
|
mclBnFp_setInt(&x, i * i);
|
|
CYBOZU_TEST_EQUAL(mclBnFp_squareRoot(&y, &x), 0);
|
|
mclBnFp_sqr(&y2, &y);
|
|
CYBOZU_TEST_EQUAL(mclBnFp_isEqual(&x, &y2), 1);
|
|
}
|
|
char buf[128];
|
|
mclBnFp_setInt(&x, -1);
|
|
CYBOZU_TEST_ASSERT(mclBnFp_serialize(buf, sizeof(buf), &x) > 0);
|
|
int mod8 = (buf[0] + 1) & 7;
|
|
/*
|
|
(2)
|
|
(p) = (-1)^((p^2-1)/8) = 1 if and only if there is x s.t. x^2 = 2 mod p
|
|
*/
|
|
bool hasSquareRoot = (((mod8 * mod8 - 1) / 8) & 1) == 0;
|
|
printf("Fp:hasSquareRoot=%d\n", hasSquareRoot);
|
|
mclBnFp_setInt(&x, 2);
|
|
CYBOZU_TEST_EQUAL(mclBnFp_squareRoot(&y, &x), hasSquareRoot ? 0 : -1);
|
|
if (hasSquareRoot) {
|
|
mclBnFp_sqr(&y2, &y);
|
|
CYBOZU_TEST_EQUAL(mclBnFp_isEqual(&x, &y2), 1);
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(squareRootFp2)
|
|
{
|
|
mclBnFp2 x, y, y2;
|
|
for (int i = 0; i < 10; i++) {
|
|
mclBnFp_setByCSPRNG(&x.d[0]);
|
|
mclBnFp_setByCSPRNG(&x.d[1]);
|
|
mclBnFp2_sqr(&x, &x);
|
|
CYBOZU_TEST_EQUAL(mclBnFp2_squareRoot(&y, &x), 0);
|
|
mclBnFp2_sqr(&y2, &y);
|
|
CYBOZU_TEST_EQUAL(mclBnFp2_isEqual(&x, &y2), 1);
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(mapToG1)
|
|
{
|
|
mclBnFp x;
|
|
mclBnG1 P1, P2;
|
|
mclBnFp_setHashOf(&x, "abc", 3);
|
|
int ret = mclBnFp_mapToG1(&P1, &x);
|
|
CYBOZU_TEST_ASSERT(ret == 0);
|
|
mclBnG1_hashAndMapTo(&P2, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(mclBnG1_isEqual(&P1, &P2));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(mapToG2)
|
|
{
|
|
mclBnFp2 x;
|
|
mclBnG2 P1, P2;
|
|
mclBnFp_setHashOf(&x.d[0], "abc", 3);
|
|
mclBnFp_clear(&x.d[1]);
|
|
int ret = mclBnFp2_mapToG2(&P1, &x);
|
|
CYBOZU_TEST_ASSERT(ret == 0);
|
|
mclBnG2_hashAndMapTo(&P2, "abc", 3);
|
|
CYBOZU_TEST_ASSERT(mclBnG2_isEqual(&P1, &P2));
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(getLittleEndian)
|
|
{
|
|
const struct {
|
|
const char *in;
|
|
uint8_t out[16];
|
|
size_t size;
|
|
} tbl[] = {
|
|
{ "0", { 0 }, 1 },
|
|
{ "1", { 1 }, 1 },
|
|
{ "0x1200", { 0x00, 0x12 }, 2 },
|
|
{ "0x123400", { 0x00, 0x34, 0x12 }, 3 },
|
|
{ "0x1234567890123456ab", { 0xab, 0x56, 0x34, 0x12, 0x90, 0x78, 0x56, 0x34, 0x12 }, 9 },
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
size_t n;
|
|
mclBnFr x;
|
|
CYBOZU_TEST_ASSERT(!mclBnFr_setStr(&x, tbl[i].in, strlen(tbl[i].in), 0));
|
|
uint8_t buf[128];
|
|
n = mclBnFr_getLittleEndian(buf, tbl[i].size, &x);
|
|
CYBOZU_TEST_EQUAL(n, tbl[i].size);
|
|
CYBOZU_TEST_EQUAL_ARRAY(buf, tbl[i].out, n);
|
|
|
|
n = mclBnFr_getLittleEndian(buf, tbl[i].size + 1, &x);
|
|
CYBOZU_TEST_EQUAL(n, tbl[i].size);
|
|
CYBOZU_TEST_EQUAL_ARRAY(buf, tbl[i].out, n);
|
|
|
|
n = mclBnFr_getLittleEndian(buf, tbl[i].size - 1, &x);
|
|
CYBOZU_TEST_EQUAL(n, 0);
|
|
}
|
|
}
|
|
|
|
void G1onlyTest(int curve)
|
|
{
|
|
printf("curve=%d\n", curve);
|
|
int ret;
|
|
ret = mclBn_init(curve, MCLBN_COMPILED_TIME_VAR);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
mclBnG1 P0;
|
|
ret = mclBnG1_getBasePoint(&P0);
|
|
CYBOZU_TEST_EQUAL(ret, 0);
|
|
char buf[256];
|
|
ret = mclBnG1_getStr(buf, sizeof(buf), &P0, 16);
|
|
CYBOZU_TEST_ASSERT(ret > 0);
|
|
printf("basePoint=%s\n", buf);
|
|
G1test();
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(G1only)
|
|
{
|
|
const int tbl[] = {
|
|
MCL_SECP192K1,
|
|
MCL_NIST_P192,
|
|
MCL_SECP224K1,
|
|
MCL_NIST_P224, // hashAndMapTo is error
|
|
MCL_SECP256K1,
|
|
MCL_NIST_P256,
|
|
#if MCLBN_FP_UNIT_SIZE >= 6 && MCLBN_FR_UNIT_SIZE >= 6
|
|
MCL_SECP384R1,
|
|
#endif
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
G1onlyTest(tbl[i]);
|
|
}
|
|
}
|
|
|