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630 lines
24 KiB
630 lines
24 KiB
#define PUT(x) std::cout << #x "=" << (x) << std::endl;
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#include <cybozu/test.hpp>
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#include <cybozu/sha2.hpp>
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#include <mcl/bls12_381.hpp>
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#include <iostream>
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#include <fstream>
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#include <cybozu/atoi.hpp>
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#include <cybozu/file.hpp>
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#include <cybozu/benchmark.hpp>
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using namespace mcl;
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using namespace mcl::bn;
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typedef mcl::MapTo_WB19<Fp, G1, Fp2, G2> MapTo;
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typedef MapTo::E2 E2;
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void dump(const void *msg, size_t msgSize)
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{
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const uint8_t *p = (const uint8_t *)msg;
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for (size_t i = 0; i < msgSize; i++) {
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printf("%02x", p[i]);
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}
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printf("\n");
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}
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void dump(const std::string& s)
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{
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dump(s.c_str(), s.size());
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}
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std::string toHexStr(const void *_buf, size_t n)
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{
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const uint8_t *buf = (const uint8_t*)_buf;
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std::string out;
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out.resize(n * 2);
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for (size_t i = 0; i < n; i++) {
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cybozu::itohex(&out[i * 2], 2, buf[i], false);
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}
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return out;
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}
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std::string toHexStr(const std::string& s)
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{
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return toHexStr(s.c_str(), s.size());
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}
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typedef std::vector<uint8_t> Uint8Vec;
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Uint8Vec fromHexStr(const std::string& s)
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{
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Uint8Vec ret(s.size() / 2);
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for (size_t i = 0; i < s.size(); i += 2) {
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ret[i / 2] = cybozu::hextoi(&s[i], 2);
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}
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return ret;
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}
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struct Fp2Str {
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const char *a;
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const char *b;
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};
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struct PointStr {
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Fp2Str x;
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Fp2Str y;
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Fp2Str z;
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};
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void set(Fp2& x, const Fp2Str& s)
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{
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x.a.setStr(s.a);
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x.b.setStr(s.b);
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}
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template<class E2>
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void set(E2& P, const PointStr& s)
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{
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set(P.x, s.x);
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set(P.y, s.y);
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set(P.z, s.z);
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}
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std::string toHexStr(const Fp2& x)
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{
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uint8_t buf1[96];
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uint8_t buf2[96];
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size_t n1 = x.a.serialize(buf1, sizeof(buf1));
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size_t n2 = x.b.serialize(buf2, sizeof(buf2));
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return toHexStr(buf1, n1) + " " + toHexStr(buf2, n2);
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}
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std::string toHexStr(const G2& P)
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{
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uint8_t xy[96];
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size_t n = P.serialize(xy, 96);
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CYBOZU_TEST_EQUAL(n, 96);
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return toHexStr(xy, 96);
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}
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/*
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in : Proj [X:Y:Z]
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out : Jacobi [A:B:C]
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[X:Y:Z] as Proj
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= (X/Z, Y/Z) as Affine
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= [X/Z:Y/Z:1] as Jacobi
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= [XZ:YZ^2:Z] as Jacobi
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*/
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void toJacobi(G2& out, const G2& in)
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{
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Fp2 z2;
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Fp2::sqr(z2, in.z);
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Fp2::mul(out.x, in.x, in.z);
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Fp2::mul(out.y, in.y, z2);
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out.z = in.z;
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}
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void testHMAC()
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{
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const char *key = "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b";
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const char *msg = "Hi There";
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uint8_t hmac[32];
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const char *expect = "b0344c61d8db38535ca8afceaf0bf12b881dc200c9833da726e9376c2e32cff7";
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cybozu::hmac256(hmac, key, strlen(key), msg, strlen(msg));
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std::string out = toHexStr(hmac, 32);
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CYBOZU_TEST_EQUAL(out, expect);
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}
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void addTest()
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{
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const struct Tbl {
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PointStr P;
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PointStr Q;
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PointStr R;
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} tbl[] = {
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{
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{
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{
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"0x111fe4d895d4a8eb21b87f8717727a638cb3f79b91217ac2b47ea599513a5e9bff14cd85f91e5bef822160e0ad4f6726",
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"0x29180cfc2d6a6c717ad4b93725475117c959496d3163974cc08068c0319cb47ba7c8d49c0ebb1ed1a4659b91acab3f",
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},
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{
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"0x192e14063ab46786058c355387e4141921a2b0fd1bcecd6bbf6e3e25f972b2b88fe23b1fd6b14f8070c7ada0bbcfb8d7",
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"0x153bc38ad032b044e55f649b9b1e6384cfe0936b3be350e16a8cf847790bf718e9099b102fbdab5ad8f0acca6b0ac65a",
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},
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{
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"0x119f8d49f20b7a3ef00527779ef9326250a835a742770e9599b3be1939d5e00f8b329781bea38e725e1b0de76354b2ea",
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"0xd95d36844c2ef0678e3614c0d9698daf7d54cb41322fb6acf90a4fd61122c36213e6f811c81c573385110d98e49136",
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},
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},
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{
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{
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"0x738abc340e315a70a95d22c68e4beb8f8ce8cb17ec4d8104285b5770a63b2e9fdceaffb88df1fde2104d807bd0fb5df",
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"0x19edac9569a018b7a17ddd9554430318500e83e38c798d6f8e0a22e9e54ef2b0ec0cf4866013e3a43237eaf949c4548b",
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},
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{
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"0x12234a4947cf5c0a0fc04edadefa7c3766489d927ad3d7d7236af997b0e0fd7deaaf4ab78aad390c6a8f0088f21256af",
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"0x4a1cddb800e9fc6fb9f12e036bd0dae9a75c276f8007407cb9be46177e4338ac43d00f3dc413cab629d6305327ffbc",
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},
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{
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"0x187212ac7f7d68aa32dafe6c1c52dc0411ea11cffa4c6a10e0ba407c94b8663376f1642379451a09a4c7ce6e691a557f",
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"0x1381999b5cc68ae42d64d71ac99a20fb5874f3883a222a9e15c8211610481642b32b85da288872269480383b62696e5a",
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},
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},
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{
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{
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"0x1027d652690099dd3bea0c8ec2f8686c8db37444b08067a40780a264f2edd995d3a39941a302289ac8025007e7f08e35",
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"0xe4c1e12005a577f2a7487bd0bca91253bfff829258e7120716d70133dfc1c8f4aa80d2b4c076f267f3483ec1ca66cdc",
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},
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{
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"0x16bd53f43f8acfb29d3a451a274445ca87d43f0e1a6550c6107654516fda0b4cd1a346369ef0d44d4ee78904ce1b3e4b",
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"0xf0f67bbce56d7791c676b7af20f0d91382973c6c7b971a920525dbd58b13364ec226651308c8bc56e636d0458d46f50",
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},
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{
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"0x8027cefbfd3e7e7fdc88735eddd7e669520197227bd2a7014078f56489267256fdfb27d080515412d69f86770f3ce",
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"0x2470e1d8896cfe74ab01b68071b97d121333ebcec7a41cddd4581d736a25ba154ac94321a119906e3f41beec971d082",
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},
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},
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},
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};
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for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
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E2 P, Q, R;
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set(P, tbl[i].P);
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set(Q, tbl[i].Q);
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set(R, tbl[i].R);
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E2 E;
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ec::addJacobi(E, P, Q);
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CYBOZU_TEST_ASSERT(R.isEqual(E));
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}
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}
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template<class T>
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void iso3Test(const T& mapto)
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{
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const PointStr Ps = {
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{
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"0xf0d9554fa5b04dbc6b106727e987bd68fb8c0cc97226a3845b59cc9d09972f24ea5a0d93cd0eedd18318c0024bf3df0",
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"0x656650d143a2cf4a913821fa6a90ab6baa0bb063d1207b15108ea919258bfa4bdd1ba7247e8e65300d526801e43dca6",
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},
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{
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"0x13a4b7c833b2702dc6ac4f5ee6ee74923a24c28e5a9b8e3b5626f700489ea47f9b1c3aa8cc0f4b525ae56e1e89aba868",
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"0x16c0b9a89dcbe4e375f1e4d064013adff8e6e09866d38769c08ce355fbac9c823d52df971286b091b46d2cd49625c09",
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},
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{
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"0x176ce067d52f676d4f6778eda26f2e2e75f9f39712583e60e2b3f345e2b2a84df1ae9ffa241ce89b1a377e4286c85ccf",
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"0x822bc033cf0eec8bea9037ede74db0a73d932dc9b43f855e1862b747b0e53312dde5ed301e32551a11a5ef2dfe2dbf4",
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}
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};
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const PointStr Qs = {
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{
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"0x8d5483693b4cf3fd5c7a62dad4179503094a66a52f2498dcedb5c97a33697ba4110e2da42ddef98beeeab04619ec0fe",
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"0xd45728bb18737fb6abf8cc94ad37957f95855da867ca718708503fd072d3707ca6059fefb5c52b2745210cdd7991d10",
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},
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{
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"0x17027ae16e10908f87e79c70f96ba44b1b11fa40fb5ac5456162133860f14896ca363b58d81ef8cb068bdaca2e576ed7",
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"0xfb2d1655b00027d5580bbff8afa6eec6e6caacf5df4020c5255eafb51d50710193a8e39eac760745c45cc6ec556a820",
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},
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{
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"0x376b86a7d664dc080485c29a57618eee792396f154806f75c78599ee223103e77bee223037bb99354114201619ea06",
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"0xf0c64e52dbb8e2dca3c790993c8f101012c516b2884db16de4d857ae6bfb85e9101ab15906870b3e5a18268a57bfc99",
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}
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};
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const PointStr clearPs = {
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{
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"0x6f3d4cbd80011d9cbf0f0772502d1e6571d00bc24efc892659339fc8ae049e757c57d22368c33cfc6c64bc2df59b3da",
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"0x71e02679953af97ed57d9301d126c3243de7faa3bbebd40b46af880ba3ba608b8c09c0a876401545ce6f901950f192",
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},
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{
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"0x174d1e92bd85b0cf1dd2808bd96a25ed48ba1e8d15c1af5557f62719e9f425bd8df58c900cf036e57bce1b1c78efb859",
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"0x1cfc358b91d57bf6aa9fa6c688b0ef516fdac0c9bfd9ef310ea11e44aaf778cca99430594a8f5eb37d31c1b1f72c2f6",
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},
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{
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"0x17614e52aacf8804ed2e7509db5b72395e586e2edc92dba02da24e6f73d059226a6deb6e396bd39567cec952f3849a6c",
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"0xb7b36b9b1bbcf801d21ca5164aa9a0e71df2b4710c67dc0cd275b786800935fc29defbdf9c7e23dc84e26af13ba761d",
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}
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};
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typename T::E2 P;
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G2 Q1, Q2;
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set(P, Ps);
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set(Q1, Qs);
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mapto.iso3(Q2, P);
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CYBOZU_TEST_EQUAL(Q1, Q2);
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set(Q1, clearPs);
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mcl::local::mulByCofactorBLS12fast(Q2, Q2);
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CYBOZU_TEST_EQUAL(Q1, Q2);
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}
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template<class T>
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void testHashToFp2v7(const T& mapto)
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{
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{
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const char *msg = "asdf";
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PointStr s = {
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{
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"2525875563870715639912451285996878827057943937903727288399283574780255586622124951113038778168766058972461529282986",
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"3132482115871619853374334004070359337604487429071253737901486558733107203612153024147084489564256619439711974285977",
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},
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{
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"2106640002084734620850657217129389007976098691731730501862206029008913488613958311385644530040820978748080676977912",
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"2882649322619140307052211460282445786973517746532934590265600680988689024512167659295505342688129634612479405019290",
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},
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{
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"1",
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"0",
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}
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};
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G2 P1, P2;
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mapto.msgToG2(P1, msg, strlen(msg));
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set(P2, s);
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CYBOZU_TEST_EQUAL(P1, P2);
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}
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{
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char msg[] = "asdf";
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char dst[] = "BLS_SIG_BLS12381G2_XMD:SHA-256_SSWU_RO_POP_";
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/*
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https://github.com:cfrg/draft-irtf-cfrg-hash-to-curve
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tag: draft-irtf-cfrg-hash-to-curve-07
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the return value of expand_message_xmd in hash_to_field.py
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*/
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char expect[] = "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";
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size_t msgSize = strlen(msg);
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size_t dstSize = strlen(dst);
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uint8_t md[256];
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mcl::fp::expand_message_xmd(md, sizeof(md), msg, msgSize, dst, dstSize);
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CYBOZU_TEST_EQUAL(toHexStr(md, sizeof(md)), expect);
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}
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{
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char msg[] = "asdf";
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char dst[] = "QUUX-V01-CS02-with-BLS12381G1_XMD:SHA-256_SSWU_RO_";
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char expect[] = "ecc25edef8f6b277e27a88cf5ca0cdd4c4a49e8ba273d6069a4f0c9db05d37b78e700a875f4bb5972bfce49a867172ec1cb8c5524b1853994bb8af52a8ad2338d2cf688cf788b732372c10013445cd2c16a08a462028ae8ffff3082c8e47e8437dee5a58801e03ee8320980ae7c071ab022473231789d543d56defe9ff53bdba";
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size_t msgSize = strlen(msg);
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size_t dstSize = strlen(dst);
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uint8_t md[128];
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mcl::fp::expand_message_xmd(md, sizeof(md), msg, msgSize, dst, dstSize);
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CYBOZU_TEST_EQUAL(toHexStr(md, sizeof(md)), expect);
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}
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{
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const struct {
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const char *msg;
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const char *dst;
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Fp2Str x;
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Fp2Str y;
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} tbl[] = {
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// https://datatracker.ietf.org/doc/html/draft-irtf-cfrg-hash-to-curve-07#appendix-G.10.1
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{
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"", // msg
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"BLS12381G2_XMD:SHA-256_SSWU_RO_TESTGEN",
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{ // P.x
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"0x0a650bd36ae7455cb3fe5d8bb1310594551456f5c6593aec9ee0c03d2f6cb693bd2c5e99d4e23cbaec767609314f51d3",
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"0x0fbdae26f9f9586a46d4b0b70390d09064ef2afe5c99348438a3c7d9756471e015cb534204c1b6824617a85024c772dc",
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},
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{ // P.y
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"0x0d8d49e7737d8f9fc5cef7c4b8817633103faf2613016cb86a1f3fc29968fe2413e232d9208d2d74a89bf7a48ac36f83",
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"0x02e5cf8f9b7348428cc9e66b9a9b36fe45ba0b0a146290c3a68d92895b1af0e1f2d9f889fb412670ae8478d8abd4c5aa",
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}
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},
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{
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"abc",
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"BLS12381G2_XMD:SHA-256_SSWU_RO_TESTGEN",
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{
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"0x1953ce6d4267939c7360756d9cca8eb34aac4633ef35369a7dc249445069888e7d1b3f9d2e75fbd468fbcbba7110ea02",
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"0x03578447618463deb106b60e609c6f7cc446dc6035f84a72801ba17c94cd800583b493b948eff0033f09086fdd7f6175",
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},
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{
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"0x0882ab045b8fe4d7d557ebb59a63a35ac9f3d312581b509af0f8eaa2960cbc5e1e36bb969b6e22980b5cbdd0787fcf4e",
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"0x0184d26779ae9d4670aca9b267dbd4d3b30443ad05b8546d36a195686e1ccc3a59194aea05ed5bce7c3144a29ec047c4",
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},
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},
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{
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"abcdef0123456789",
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"BLS12381G2_XMD:SHA-256_SSWU_RO_TESTGEN",
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{
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"0x17b461fc3b96a30c2408958cbfa5f5927b6063a8ad199d5ebf2d7cdeffa9c20c85487204804fab53f950b2f87db365aa",
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"0x195fad48982e186ce3c5c82133aefc9b26d55979b6f530992a8849d4263ec5d57f7a181553c8799bcc83da44847bdc8d",
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},
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{
|
|
"0x174a3473a3af2d0302b9065e895ca4adba4ece6ce0b41148ba597001abb152f852dd9a96fb45c9de0a43d944746f833e",
|
|
"0x005cdf3d984e3391e7e969276fb4bc02323c5924a4449af167030d855acc2600cf3d4fab025432c6d868c79571a95bef",
|
|
},
|
|
},
|
|
{
|
|
"a512_aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
|
|
"BLS12381G2_XMD:SHA-256_SSWU_RO_TESTGEN",
|
|
{
|
|
"0x0a162306f3b0f2bb326f0c4fb0e1fea020019c3af796dcd1d7264f50ddae94cacf3cade74603834d44b9ab3d5d0a6c98",
|
|
"0x123b6bd9feeba26dd4ad00f8bfda2718c9700dc093ea5287d7711844644eb981848316d3f3f57d5d3a652c6cdc816aca",
|
|
},
|
|
{
|
|
"0x15c1d4f1a685bb63ee67ca1fd96155e3d091e852a684b78d085fd34f6091e5249ddddbdcf2e7ec82ce6c04c63647eeb7",
|
|
"0x05483f3b96d9252dd4fc0868344dfaf3c9d145e3387db23fa8e449304fab6a7b6ec9c15f05c0a1ea66ff0efcc03e001a",
|
|
},
|
|
},
|
|
// https://www.ietf.org/id/draft-irtf-cfrg-hash-to-curve-08.html#name-bls12381g2_xmdsha-256_sswu_
|
|
{
|
|
"", // msg
|
|
"QUUX-V01-CS02-with-BLS12381G2_XMD:SHA-256_SSWU_RO_",
|
|
{ // P.x
|
|
"0x0141ebfbdca40eb85b87142e130ab689c673cf60f1a3e98d69335266f30d9b8d4ac44c1038e9dcdd5393faf5c41fb78a",
|
|
"0x05cb8437535e20ecffaef7752baddf98034139c38452458baeefab379ba13dff5bf5dd71b72418717047f5b0f37da03d",
|
|
},
|
|
{ // P.y
|
|
"0x0503921d7f6a12805e72940b963c0cf3471c7b2a524950ca195d11062ee75ec076daf2d4bc358c4b190c0c98064fdd92",
|
|
"0x12424ac32561493f3fe3c260708a12b7c620e7be00099a974e259ddc7d1f6395c3c811cdd19f1e8dbf3e9ecfdcbab8d6",
|
|
}
|
|
},
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
const char *msg = tbl[i].msg;
|
|
size_t msgSize = strlen(msg);
|
|
const char *dst = tbl[i].dst;
|
|
size_t dstSize = strlen(dst);
|
|
G2 P1, P2;
|
|
set(P1.x, tbl[i].x);
|
|
set(P1.y, tbl[i].y);
|
|
P1.z = 1;
|
|
mapto.msgToG2(P2, msg, msgSize, dst, dstSize);
|
|
CYBOZU_TEST_EQUAL(P1, P2);
|
|
}
|
|
{
|
|
G2 P;
|
|
mcl::bn::hashAndMapToG2(P, "asdf", 4);
|
|
CYBOZU_BENCH_C("draft07 hashAndMapToG2", 1000, mcl::bn::hashAndMapToG2, P, "asdf", 4);
|
|
P.normalize();
|
|
printf("P=%s %s\n", P.x.getStr(10).c_str(), P.y.getStr(10).c_str());
|
|
}
|
|
}
|
|
}
|
|
|
|
void testEth2phase0()
|
|
{
|
|
const struct {
|
|
const char *sec;
|
|
const char *msg;
|
|
const char *out;
|
|
} tbl[] = {
|
|
{
|
|
"328388aff0d4a5b7dc9205abd374e7e98f3cd9f3418edb4eafda5fb16473d216",
|
|
"abababababababababababababababababababababababababababababababab",
|
|
"ae82747ddeefe4fd64cf9cedb9b04ae3e8a43420cd255e3c7cd06a8d88b7c7f8638543719981c5d16fa3527c468c25f0026704a6951bde891360c7e8d12ddee0559004ccdbe6046b55bae1b257ee97f7cdb955773d7cf29adf3ccbb9975e4eb9",
|
|
},
|
|
{
|
|
"47b8192d77bf871b62e87859d653922725724a5c031afeabc60bcef5ff665138",
|
|
"abababababababababababababababababababababababababababababababab",
|
|
"9674e2228034527f4c083206032b020310face156d4a4685e2fcaec2f6f3665aa635d90347b6ce124eb879266b1e801d185de36a0a289b85e9039662634f2eea1e02e670bc7ab849d006a70b2f93b84597558a05b879c8d445f387a5d5b653df",
|
|
},
|
|
{
|
|
"328388aff0d4a5b7dc9205abd374e7e98f3cd9f3418edb4eafda5fb16473d216",
|
|
"5656565656565656565656565656565656565656565656565656565656565656",
|
|
"a4efa926610b8bd1c8330c918b7a5e9bf374e53435ef8b7ec186abf62e1b1f65aeaaeb365677ac1d1172a1f5b44b4e6d022c252c58486c0a759fbdc7de15a756acc4d343064035667a594b4c2a6f0b0b421975977f297dba63ee2f63ffe47bb6",
|
|
},
|
|
{
|
|
"47b8192d77bf871b62e87859d653922725724a5c031afeabc60bcef5ff665138",
|
|
"5656565656565656565656565656565656565656565656565656565656565656",
|
|
"af1390c3c47acdb37131a51216da683c509fce0e954328a59f93aebda7e4ff974ba208d9a4a2a2389f892a9d418d618418dd7f7a6bc7aa0da999a9d3a5b815bc085e14fd001f6a1948768a3f4afefc8b8240dda329f984cb345c6363272ba4fe",
|
|
},
|
|
{
|
|
"263dbd792f5b1be47ed85f8938c0f29586af0d3ac7b977f21c278fe1462040e3",
|
|
"0000000000000000000000000000000000000000000000000000000000000000",
|
|
"b6ed936746e01f8ecf281f020953fbf1f01debd5657c4a383940b020b26507f6076334f91e2366c96e9ab279fb5158090352ea1c5b0c9274504f4f0e7053af24802e51e4568d164fe986834f41e55c8e850ce1f98458c0cfc9ab380b55285a55",
|
|
},
|
|
{
|
|
"47b8192d77bf871b62e87859d653922725724a5c031afeabc60bcef5ff665138",
|
|
"0000000000000000000000000000000000000000000000000000000000000000",
|
|
"b23c46be3a001c63ca711f87a005c200cc550b9429d5f4eb38d74322144f1b63926da3388979e5321012fb1a0526bcd100b5ef5fe72628ce4cd5e904aeaa3279527843fae5ca9ca675f4f51ed8f83bbf7155da9ecc9663100a885d5dc6df96d9",
|
|
},
|
|
{
|
|
"328388aff0d4a5b7dc9205abd374e7e98f3cd9f3418edb4eafda5fb16473d216",
|
|
"0000000000000000000000000000000000000000000000000000000000000000",
|
|
"948a7cb99f76d616c2c564ce9bf4a519f1bea6b0a624a02276443c245854219fabb8d4ce061d255af5330b078d5380681751aa7053da2c98bae898edc218c75f07e24d8802a17cd1f6833b71e58f5eb5b94208b4d0bb3848cecb075ea21be115",
|
|
},
|
|
{
|
|
"263dbd792f5b1be47ed85f8938c0f29586af0d3ac7b977f21c278fe1462040e3",
|
|
"abababababababababababababababababababababababababababababababab",
|
|
"91347bccf740d859038fcdcaf233eeceb2a436bcaaee9b2aa3bfb70efe29dfb2677562ccbea1c8e061fb9971b0753c240622fab78489ce96768259fc01360346da5b9f579e5da0d941e4c6ba18a0e64906082375394f337fa1af2b7127b0d121",
|
|
},
|
|
{
|
|
"263dbd792f5b1be47ed85f8938c0f29586af0d3ac7b977f21c278fe1462040e3",
|
|
"5656565656565656565656565656565656565656565656565656565656565656",
|
|
"882730e5d03f6b42c3abc26d3372625034e1d871b65a8a6b900a56dae22da98abbe1b68f85e49fe7652a55ec3d0591c20767677e33e5cbb1207315c41a9ac03be39c2e7668edc043d6cb1d9fd93033caa8a1c5b0e84bedaeb6c64972503a43eb",
|
|
},
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
const Uint8Vec msg = fromHexStr(tbl[i].msg);
|
|
const Uint8Vec out = fromHexStr(tbl[i].out);
|
|
Fr r;
|
|
r.setStr(tbl[i].sec, 16);
|
|
G2 P;
|
|
mcl::bn::hashAndMapToG2(P, msg.data(), msg.size());
|
|
P *= r;
|
|
P.normalize();
|
|
uint8_t buf[256];
|
|
size_t n = P.serialize(buf, sizeof(buf));
|
|
CYBOZU_TEST_EQUAL_ARRAY(out.data(), buf, n);
|
|
}
|
|
}
|
|
|
|
template<class T>
|
|
void testSswuG1(const T& mapto)
|
|
{
|
|
const struct {
|
|
const char *u;
|
|
const char *xn;
|
|
const char *xd;
|
|
const char *y;
|
|
} tbl[] = {
|
|
{
|
|
"0",
|
|
"2906670324641927570491258158026293881577086121416628140204402091718288198173574630967936031029026176254968826637280",
|
|
"134093699507829814821517650980559345626771735832728306571853989028117161444712301203928819168120125800913069360447",
|
|
"883926319761702754759909536142450234040420493353017578303105057331414514426056372828799438842649753623273850162620",
|
|
},
|
|
{
|
|
"1",
|
|
"1899737305729263819017890260937734483867440857300594896394519620134021106669873067956151260450660652775675911846846",
|
|
"2393285161127709615559578013969192009035621989946268206469810267786625713154290249995541799111574154426937440234423",
|
|
"930707443353688021592152842018127582116075842630002779852379799673382026358889394936840703051493045692645732041175",
|
|
},
|
|
{
|
|
"2445954111132780748727614926881625117054159133000189976501123519233969822355358926084559381412726536178576396564099",
|
|
"1380948948858039589493865757655255282539355225819860723137103295095584615993188368169864518071716731687572756871254",
|
|
"3943815976847699234459109633672806041428347164453405394564656059649800794974863796342327007702642595444543195342842",
|
|
"2822129059347872230939996033946474192520362213555773694753196763199812747558444338256205967106315253391997542043187",
|
|
},
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
Fp u;
|
|
u.setStr(tbl[i].u);
|
|
Fp xn, xd, y;
|
|
mapto.sswuG1(xn, xd, y, u);
|
|
CYBOZU_TEST_EQUAL(xn.getStr(), tbl[i].xn);
|
|
CYBOZU_TEST_EQUAL(xd.getStr(), tbl[i].xd);
|
|
CYBOZU_TEST_EQUAL(y.getStr(), tbl[i].y);
|
|
}
|
|
}
|
|
|
|
template<class T>
|
|
void testMsgToG1(const T& mapto)
|
|
{
|
|
const struct {
|
|
const char *msg;
|
|
const char *dst;
|
|
const char *x;
|
|
const char *y;
|
|
} tbl[] = {
|
|
{
|
|
"asdf",
|
|
"BLS_SIG_BLS12381G2_XMD:SHA-256_SSWU_RO_POP_",
|
|
"bc73d15443009a8ff2ddce864136d892274dd8365c60d0d2d44cc543387348e366a8f1e1401427e37743c29ed2c939a",
|
|
"101e26428a1b78c05458cb1cc37d2d87876ad3437096d2827f376702d4451667fe1fa82e82795495d33d466133ed1862",
|
|
},
|
|
// https://www.ietf.org/id/draft-irtf-cfrg-hash-to-curve-09.txt
|
|
// H.9.1. BLS12381G1_XMD:SHA-256_SSWU_RO_
|
|
{
|
|
"",
|
|
"QUUX-V01-CS02-with-BLS12381G1_XMD:SHA-256_SSWU_RO_",
|
|
"052926add2207b76ca4fa57a8734416c8dc95e24501772c814278700eed6d1e4e8cf62d9c09db0fac349612b759e79a1",
|
|
"08ba738453bfed09cb546dbb0783dbb3a5f1f566ed67bb6be0e8c67e2e81a4cc68ee29813bb7994998f3eae0c9c6a265",
|
|
},
|
|
{
|
|
"abc",
|
|
"QUUX-V01-CS02-with-BLS12381G1_XMD:SHA-256_SSWU_RO_",
|
|
"03567bc5ef9c690c2ab2ecdf6a96ef1c139cc0b2f284dca0a9a7943388a49a3aee664ba5379a7655d3c68900be2f6903",
|
|
"0b9c15f3fe6e5cf4211f346271d7b01c8f3b28be689c8429c85b67af215533311f0b8dfaaa154fa6b88176c229f2885d",
|
|
},
|
|
{
|
|
"abcdef0123456789",
|
|
"QUUX-V01-CS02-with-BLS12381G1_XMD:SHA-256_SSWU_RO_",
|
|
"11e0b079dea29a68f0383ee94fed1b940995272407e3bb916bbf268c263ddd57a6a27200a784cbc248e84f357ce82d98",
|
|
"03a87ae2caf14e8ee52e51fa2ed8eefe80f02457004ba4d486d6aa1f517c0889501dc7413753f9599b099ebcbbd2d709",
|
|
},
|
|
{
|
|
"q128_qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq",
|
|
"QUUX-V01-CS02-with-BLS12381G1_XMD:SHA-256_SSWU_RO_",
|
|
"15f68eaa693b95ccb85215dc65fa81038d69629f70aeee0d0f677cf22285e7bf58d7cb86eefe8f2e9bc3f8cb84fac488",
|
|
"1807a1d50c29f430b8cafc4f8638dfeeadf51211e1602a5f184443076715f91bb90a48ba1e370edce6ae1062f5e6dd38",
|
|
},
|
|
{
|
|
"a512_aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
|
|
"QUUX-V01-CS02-with-BLS12381G1_XMD:SHA-256_SSWU_RO_",
|
|
"082aabae8b7dedb0e78aeb619ad3bfd9277a2f77ba7fad20ef6aabdc6c31d19ba5a6d12283553294c1825c4b3ca2dcfe",
|
|
"05b84ae5a942248eea39e1d91030458c40153f3b654ab7872d779ad1e942856a20c438e8d99bc8abfbf74729ce1f7ac8",
|
|
},
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
const char *msg = tbl[i].msg;
|
|
const size_t msgSize = strlen(msg);
|
|
const char *dst = tbl[i].dst;
|
|
const size_t dstSize = strlen(dst);
|
|
G1 P, Q;
|
|
mapto.msgToG1(P, msg, msgSize, dst, dstSize);
|
|
Q.x.setStr(tbl[i].x, 16);
|
|
Q.y.setStr(tbl[i].y, 16);
|
|
Q.z = 1;
|
|
CYBOZU_TEST_EQUAL(P, Q);
|
|
CYBOZU_BENCH_C("msgToG1", 1000, mapto.msgToG1, P, msg, msgSize, dst, dstSize);
|
|
if (i == 0) { // correct dst
|
|
P.clear();
|
|
bn::hashAndMapToG1(P, msg, msgSize);
|
|
CYBOZU_TEST_EQUAL(P, Q);
|
|
}
|
|
}
|
|
}
|
|
|
|
std::string appendZeroToRight(const std::string& s, size_t n)
|
|
{
|
|
if (s.size() >= n) return s;
|
|
return std::string(n - s.size(), '0') + s;
|
|
}
|
|
|
|
template<class T>
|
|
void testFpToG1(const T& mapto)
|
|
{
|
|
const struct {
|
|
const char *in;
|
|
const char *out;
|
|
} tbl[] = {
|
|
// https://github.com/matter-labs/eip1962/blob/master/src/test/test_vectors/eip2537/fp_to_g1.csv
|
|
{
|
|
"0000000000000000000000000000000014406e5bfb9209256a3820879a29ac2f62d6aca82324bf3ae2aa7d3c54792043bd8c791fccdb080c1a52dc68b8b69350",
|
|
"000000000000000000000000000000000d7721bcdb7ce1047557776eb2659a444166dc6dd55c7ca6e240e21ae9aa18f529f04ac31d861b54faf3307692545db700000000000000000000000000000000108286acbdf4384f67659a8abe89e712a504cb3ce1cba07a716869025d60d499a00d1da8cdc92958918c222ea93d87f0",
|
|
},
|
|
{
|
|
"000000000000000000000000000000000e885bb33996e12f07da69073e2c0cc880bc8eff26d2a724299eb12d54f4bcf26f4748bb020e80a7e3794a7b0e47a641",
|
|
"00000000000000000000000000000000191ba6e4c4dafa22c03d41b050fe8782629337641be21e0397dc2553eb8588318a21d30647182782dee7f62a22fd020c000000000000000000000000000000000a721510a67277eabed3f153bd91df0074e1cbd37ef65b85226b1ce4fb5346d943cf21c388f0c5edbc753888254c760a",
|
|
},
|
|
{
|
|
"000000000000000000000000000000000ba1b6d79150bdc368a14157ebfe8b5f691cf657a6bbe30e79b6654691136577d2ef1b36bfb232e3336e7e4c9352a8ed",
|
|
"000000000000000000000000000000001658c31c0db44b5f029dba56786776358f184341458577b94d3a53c877af84ffbb1a13cc47d228a76abb4b67912991850000000000000000000000000000000018cf1f27eab0a1a66f28a227bd624b7d1286af8f85562c3f03950879dd3b8b4b72e74b034223c6fd93de7cd1ade367cb",
|
|
},
|
|
};
|
|
for (size_t i = 0; i < CYBOZU_NUM_OF_ARRAY(tbl); i++) {
|
|
Uint8Vec v = fromHexStr(tbl[i].in);
|
|
Fp x;
|
|
/*
|
|
serialize() accepts only values in [0, p).
|
|
The test values exceed p, so use setBigEndianMod to set (v mod p).
|
|
*/
|
|
x.setBigEndianMod(v.data(), v.size());
|
|
G1 P;
|
|
mapto.FpToG1(P, x);
|
|
/*
|
|
The test value is the form such as "000...<x>000...<y>".
|
|
So normalize P and pad zeros to compare it.
|
|
*/
|
|
P.normalize();
|
|
const size_t L = 128;
|
|
std::string s = appendZeroToRight(P.x.getStr(16), L) + appendZeroToRight(P.y.getStr(16), L);
|
|
CYBOZU_TEST_EQUAL(s, tbl[i].out);
|
|
{
|
|
G1 Q;
|
|
mcl::bn::mapToG1(Q, x);
|
|
CYBOZU_TEST_EQUAL(P, Q);
|
|
}
|
|
}
|
|
}
|
|
|
|
CYBOZU_TEST_AUTO(test)
|
|
{
|
|
initPairing(mcl::BLS12_381);
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Fp::setETHserialization(true);
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bn::setMapToMode(MCL_MAP_TO_MODE_HASH_TO_CURVE_07);
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const MapTo& mapto = BN::param.mapTo.mapTo_WB19_;
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addTest();
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iso3Test(mapto);
|
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testHMAC();
|
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testHashToFp2v7(mapto);
|
|
testEth2phase0();
|
|
testSswuG1(mapto);
|
|
testMsgToG1(mapto);
|
|
testFpToG1(mapto);
|
|
}
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