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68 lines
2.6 KiB
C++
68 lines
2.6 KiB
C++
#include "ml_kem/ml_kem_1024.hpp"
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#include "test_helper.hpp"
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#include <fstream>
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#include <gtest/gtest.h>
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// Test if
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//
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// - Is ML-KEM-1024 implemented correctly ?
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// - Is it conformant with the specification https://doi.org/10.6028/NIST.FIPS.203 ?
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//
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// using Known Answer Tests, generated following https://gist.github.com/itzmeanjan/c8f5bc9640d0f0bdd2437dfe364d7710.
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TEST(ML_KEM, ML_KEM_1024_KnownAnswerTests)
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{
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const std::string kat_file = "./kats/ml_kem_1024.kat";
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std::fstream file(kat_file);
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while (true) {
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std::string d_line;
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if (!std::getline(file, d_line).eof()) {
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std::string z_line;
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std::string pk_line;
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std::string sk_line;
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std::string m_line;
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std::string ct_line;
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std::string ss_line;
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std::getline(file, z_line);
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std::getline(file, pk_line);
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std::getline(file, sk_line);
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std::getline(file, m_line);
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std::getline(file, ct_line);
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std::getline(file, ss_line);
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const auto d = extract_and_parse_hex_string<ml_kem_1024::SEED_D_BYTE_LEN>(d_line);
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const auto z = extract_and_parse_hex_string<ml_kem_1024::SEED_Z_BYTE_LEN>(z_line);
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const auto pk = extract_and_parse_hex_string<ml_kem_1024::PKEY_BYTE_LEN>(pk_line);
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const auto sk = extract_and_parse_hex_string<ml_kem_1024::SKEY_BYTE_LEN>(sk_line);
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const auto m = extract_and_parse_hex_string<ml_kem_1024::SEED_M_BYTE_LEN>(m_line);
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const auto ct = extract_and_parse_hex_string<ml_kem_1024::CIPHER_TEXT_BYTE_LEN>(ct_line);
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const auto ss = extract_and_parse_hex_string<ml_kem_1024::SHARED_SECRET_BYTE_LEN>(ss_line);
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std::array<uint8_t, ml_kem_1024::PKEY_BYTE_LEN> computed_pkey{};
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std::array<uint8_t, ml_kem_1024::SKEY_BYTE_LEN> computed_skey{};
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std::array<uint8_t, ml_kem_1024::CIPHER_TEXT_BYTE_LEN> computed_ctxt{};
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std::array<uint8_t, ml_kem_1024::SHARED_SECRET_BYTE_LEN> computed_shared_secret_sender{};
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std::array<uint8_t, ml_kem_1024::SHARED_SECRET_BYTE_LEN> computed_shared_secret_receiver{};
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ml_kem_1024::keygen(d, z, computed_pkey, computed_skey);
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EXPECT_TRUE(ml_kem_1024::encapsulate(m, computed_pkey, computed_ctxt, computed_shared_secret_sender));
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ml_kem_1024::decapsulate(computed_skey, computed_ctxt, computed_shared_secret_receiver);
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EXPECT_EQ(pk, computed_pkey);
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EXPECT_EQ(sk, computed_skey);
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EXPECT_EQ(ct, computed_ctxt);
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EXPECT_EQ(ss, computed_shared_secret_sender);
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EXPECT_EQ(computed_shared_secret_sender, computed_shared_secret_receiver);
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std::string empty_line;
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std::getline(file, empty_line);
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} else {
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break;
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}
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}
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file.close();
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}
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