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crypto_tests.cpp
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// Copyright (c) 2014-2021 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <crypto/aes.h>
#include <crypto/chacha20.h>
#include <crypto/chacha_poly_aead.h>
#include <crypto/hkdf_sha256_32.h>
#include <crypto/hmac_sha256.h>
#include <crypto/hmac_sha512.h>
#include <crypto/poly1305.h>
#include <crypto/ripemd160.h>
#include <crypto/sha1.h>
#include <crypto/sha256.h>
#include <crypto/sha3.h>
#include <crypto/sha512.h>
#include <crypto/muhash.h>
#include <random.h>
#include <streams.h>
#include <test/util/random.h>
#include <test/util/setup_common.h>
#include <util/strencodings.h>
#include <vector>
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(crypto_tests, BasicTestingSetup)
template<typename Hasher, typename In, typename Out>
static void TestVector(const Hasher &h, const In &in, const Out &out) {
Out hash;
BOOST_CHECK(out.size() == h.OUTPUT_SIZE);
hash.resize(out.size());
{
// Test that writing the whole input string at once works.
Hasher(h).Write((const uint8_t*)in.data(), in.size()).Finalize(hash.data());
BOOST_CHECK(hash == out);
}
for (int i=0; i<32; i++) {
// Test that writing the string broken up in random pieces works.
Hasher hasher(h);
size_t pos = 0;
while (pos < in.size()) {
size_t len = InsecureRandRange((in.size() - pos + 1) / 2 + 1);
hasher.Write((const uint8_t*)in.data() + pos, len);
pos += len;
if (pos > 0 && pos + 2 * out.size() > in.size() && pos < in.size()) {
// Test that writing the rest at once to a copy of a hasher works.
Hasher(hasher).Write((const uint8_t*)in.data() + pos, in.size() - pos).Finalize(hash.data());
BOOST_CHECK(hash == out);
}
}
hasher.Finalize(hash.data());
BOOST_CHECK(hash == out);
}
}
static void TestSHA1(const std::string &in, const std::string &hexout) { TestVector(CSHA1(), in, ParseHex(hexout));}
static void TestSHA256(const std::string &in, const std::string &hexout) { TestVector(CSHA256(), in, ParseHex(hexout));}
static void TestSHA512(const std::string &in, const std::string &hexout) { TestVector(CSHA512(), in, ParseHex(hexout));}
static void TestRIPEMD160(const std::string &in, const std::string &hexout) { TestVector(CRIPEMD160(), in, ParseHex(hexout));}
static void TestHMACSHA256(const std::string &hexkey, const std::string &hexin, const std::string &hexout) {
std::vector<unsigned char> key = ParseHex(hexkey);
TestVector(CHMAC_SHA256(key.data(), key.size()), ParseHex(hexin), ParseHex(hexout));
}
static void TestHMACSHA512(const std::string &hexkey, const std::string &hexin, const std::string &hexout) {
std::vector<unsigned char> key = ParseHex(hexkey);
TestVector(CHMAC_SHA512(key.data(), key.size()), ParseHex(hexin), ParseHex(hexout));
}
static void TestAES256(const std::string &hexkey, const std::string &hexin, const std::string &hexout)
{
std::vector<unsigned char> key = ParseHex(hexkey);
std::vector<unsigned char> in = ParseHex(hexin);
std::vector<unsigned char> correctout = ParseHex(hexout);
std::vector<unsigned char> buf;
assert(key.size() == 32);
assert(in.size() == 16);
assert(correctout.size() == 16);
AES256Encrypt enc(key.data());
buf.resize(correctout.size());
enc.Encrypt(buf.data(), in.data());
BOOST_CHECK(buf == correctout);
AES256Decrypt dec(key.data());
dec.Decrypt(buf.data(), buf.data());
BOOST_CHECK(buf == in);
}
static void TestAES256CBC(const std::string &hexkey, const std::string &hexiv, bool pad, const std::string &hexin, const std::string &hexout)
{
std::vector<unsigned char> key = ParseHex(hexkey);
std::vector<unsigned char> iv = ParseHex(hexiv);
std::vector<unsigned char> in = ParseHex(hexin);
std::vector<unsigned char> correctout = ParseHex(hexout);
std::vector<unsigned char> realout(in.size() + AES_BLOCKSIZE);
// Encrypt the plaintext and verify that it equals the cipher
AES256CBCEncrypt enc(key.data(), iv.data(), pad);
int size = enc.Encrypt(in.data(), in.size(), realout.data());
realout.resize(size);
BOOST_CHECK(realout.size() == correctout.size());
BOOST_CHECK_MESSAGE(realout == correctout, HexStr(realout) + std::string(" != ") + hexout);
// Decrypt the cipher and verify that it equals the plaintext
std::vector<unsigned char> decrypted(correctout.size());
AES256CBCDecrypt dec(key.data(), iv.data(), pad);
size = dec.Decrypt(correctout.data(), correctout.size(), decrypted.data());
decrypted.resize(size);
BOOST_CHECK(decrypted.size() == in.size());
BOOST_CHECK_MESSAGE(decrypted == in, HexStr(decrypted) + std::string(" != ") + hexin);
// Encrypt and re-decrypt substrings of the plaintext and verify that they equal each-other
for(std::vector<unsigned char>::iterator i(in.begin()); i != in.end(); ++i)
{
std::vector<unsigned char> sub(i, in.end());
std::vector<unsigned char> subout(sub.size() + AES_BLOCKSIZE);
int _size = enc.Encrypt(sub.data(), sub.size(), subout.data());
if (_size != 0)
{
subout.resize(_size);
std::vector<unsigned char> subdecrypted(subout.size());
_size = dec.Decrypt(subout.data(), subout.size(), subdecrypted.data());
subdecrypted.resize(_size);
BOOST_CHECK(decrypted.size() == in.size());
BOOST_CHECK_MESSAGE(subdecrypted == sub, HexStr(subdecrypted) + std::string(" != ") + HexStr(sub));
}
}
}
static void TestChaCha20(const std::string &hex_message, const std::string &hexkey, ChaCha20::Nonce96 nonce, uint32_t seek, const std::string& hexout)
{
std::vector<unsigned char> key = ParseHex(hexkey);
assert(key.size() == 32);
std::vector<unsigned char> m = ParseHex(hex_message);
ChaCha20 rng(key.data());
rng.Seek64(nonce, seek);
std::vector<unsigned char> outres;
outres.resize(hexout.size() / 2);
assert(hex_message.empty() || m.size() * 2 == hexout.size());
// perform the ChaCha20 round(s), if message is provided it will output the encrypted ciphertext otherwise the keystream
if (!hex_message.empty()) {
rng.Crypt(m.data(), outres.data(), outres.size());
} else {
rng.Keystream(outres.data(), outres.size());
}
BOOST_CHECK_EQUAL(hexout, HexStr(outres));
if (!hex_message.empty()) {
// Manually XOR with the keystream and compare the output
rng.Seek64(nonce, seek);
std::vector<unsigned char> only_keystream(outres.size());
rng.Keystream(only_keystream.data(), only_keystream.size());
for (size_t i = 0; i != m.size(); i++) {
outres[i] = m[i] ^ only_keystream[i];
}
BOOST_CHECK_EQUAL(hexout, HexStr(outres));
}
// Repeat 10x, but fragmented into 3 chunks, to exercise the ChaCha20 class's caching.
for (int i = 0; i < 10; ++i) {
size_t lens[3];
lens[0] = InsecureRandRange(hexout.size() / 2U + 1U);
lens[1] = InsecureRandRange(hexout.size() / 2U + 1U - lens[0]);
lens[2] = hexout.size() / 2U - lens[0] - lens[1];
rng.Seek64(nonce, seek);
outres.assign(hexout.size() / 2U, 0);
size_t pos = 0;
for (int j = 0; j < 3; ++j) {
if (!hex_message.empty()) {
rng.Crypt(m.data() + pos, outres.data() + pos, lens[j]);
} else {
rng.Keystream(outres.data() + pos, lens[j]);
}
pos += lens[j];
}
BOOST_CHECK_EQUAL(hexout, HexStr(outres));
}
}
static void TestPoly1305(const std::string &hexmessage, const std::string &hexkey, const std::string& hextag)
{
auto key = ParseHex<std::byte>(hexkey);
auto m = ParseHex<std::byte>(hexmessage);
auto tag = ParseHex<std::byte>(hextag);
std::vector<std::byte> tagres(Poly1305::TAGLEN);
Poly1305{key}.Update(m).Finalize(tagres);
BOOST_CHECK(tag == tagres);
// Test incremental interface
for (int splits = 0; splits < 10; ++splits) {
for (int iter = 0; iter < 10; ++iter) {
auto data = Span{m};
Poly1305 poly1305{key};
for (int chunk = 0; chunk < splits; ++chunk) {
size_t now = InsecureRandRange(data.size() + 1);
poly1305.Update(data.first(now));
data = data.subspan(now);
}
tagres.assign(Poly1305::TAGLEN, std::byte{});
poly1305.Update(data).Finalize(tagres);
BOOST_CHECK(tag == tagres);
}
}
}
static void TestHKDF_SHA256_32(const std::string &ikm_hex, const std::string &salt_hex, const std::string &info_hex, const std::string &okm_check_hex) {
std::vector<unsigned char> initial_key_material = ParseHex(ikm_hex);
std::vector<unsigned char> salt = ParseHex(salt_hex);
std::vector<unsigned char> info = ParseHex(info_hex);
// our implementation only supports strings for the "info" and "salt", stringify them
std::string salt_stringified(reinterpret_cast<char*>(salt.data()), salt.size());
std::string info_stringified(reinterpret_cast<char*>(info.data()), info.size());
CHKDF_HMAC_SHA256_L32 hkdf32(initial_key_material.data(), initial_key_material.size(), salt_stringified);
unsigned char out[32];
hkdf32.Expand32(info_stringified, out);
BOOST_CHECK(HexStr(out) == okm_check_hex);
}
static std::string LongTestString()
{
std::string ret;
for (int i = 0; i < 200000; i++) {
ret += (char)(i);
ret += (char)(i >> 4);
ret += (char)(i >> 8);
ret += (char)(i >> 12);
ret += (char)(i >> 16);
}
return ret;
}
const std::string test1 = LongTestString();
BOOST_AUTO_TEST_CASE(ripemd160_testvectors) {
TestRIPEMD160("", "9c1185a5c5e9fc54612808977ee8f548b2258d31");
TestRIPEMD160("abc", "8eb208f7e05d987a9b044a8e98c6b087f15a0bfc");
TestRIPEMD160("message digest", "5d0689ef49d2fae572b881b123a85ffa21595f36");
TestRIPEMD160("secure hash algorithm", "20397528223b6a5f4cbc2808aba0464e645544f9");
TestRIPEMD160("RIPEMD160 is considered to be safe", "a7d78608c7af8a8e728778e81576870734122b66");
TestRIPEMD160("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
"12a053384a9c0c88e405a06c27dcf49ada62eb2b");
TestRIPEMD160("For this sample, this 63-byte string will be used as input data",
"de90dbfee14b63fb5abf27c2ad4a82aaa5f27a11");
TestRIPEMD160("This is exactly 64 bytes long, not counting the terminating byte",
"eda31d51d3a623b81e19eb02e24ff65d27d67b37");
TestRIPEMD160(std::string(1000000, 'a'), "52783243c1697bdbe16d37f97f68f08325dc1528");
TestRIPEMD160(test1, "464243587bd146ea835cdf57bdae582f25ec45f1");
}
BOOST_AUTO_TEST_CASE(sha1_testvectors) {
TestSHA1("", "da39a3ee5e6b4b0d3255bfef95601890afd80709");
TestSHA1("abc", "a9993e364706816aba3e25717850c26c9cd0d89d");
TestSHA1("message digest", "c12252ceda8be8994d5fa0290a47231c1d16aae3");
TestSHA1("secure hash algorithm", "d4d6d2f0ebe317513bbd8d967d89bac5819c2f60");
TestSHA1("SHA1 is considered to be safe", "f2b6650569ad3a8720348dd6ea6c497dee3a842a");
TestSHA1("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
"84983e441c3bd26ebaae4aa1f95129e5e54670f1");
TestSHA1("For this sample, this 63-byte string will be used as input data",
"4f0ea5cd0585a23d028abdc1a6684e5a8094dc49");
TestSHA1("This is exactly 64 bytes long, not counting the terminating byte",
"fb679f23e7d1ce053313e66e127ab1b444397057");
TestSHA1(std::string(1000000, 'a'), "34aa973cd4c4daa4f61eeb2bdbad27316534016f");
TestSHA1(test1, "b7755760681cbfd971451668f32af5774f4656b5");
}
BOOST_AUTO_TEST_CASE(sha256_testvectors) {
TestSHA256("", "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
TestSHA256("abc", "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad");
TestSHA256("message digest",
"f7846f55cf23e14eebeab5b4e1550cad5b509e3348fbc4efa3a1413d393cb650");
TestSHA256("secure hash algorithm",
"f30ceb2bb2829e79e4ca9753d35a8ecc00262d164cc077080295381cbd643f0d");
TestSHA256("SHA256 is considered to be safe",
"6819d915c73f4d1e77e4e1b52d1fa0f9cf9beaead3939f15874bd988e2a23630");
TestSHA256("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
"248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1");
TestSHA256("For this sample, this 63-byte string will be used as input data",
"f08a78cbbaee082b052ae0708f32fa1e50c5c421aa772ba5dbb406a2ea6be342");
TestSHA256("This is exactly 64 bytes long, not counting the terminating byte",
"ab64eff7e88e2e46165e29f2bce41826bd4c7b3552f6b382a9e7d3af47c245f8");
TestSHA256("As Bitcoin relies on 80 byte header hashes, we want to have an example for that.",
"7406e8de7d6e4fffc573daef05aefb8806e7790f55eab5576f31349743cca743");
TestSHA256(std::string(1000000, 'a'),
"cdc76e5c9914fb9281a1c7e284d73e67f1809a48a497200e046d39ccc7112cd0");
TestSHA256(test1, "a316d55510b49662420f49d145d42fb83f31ef8dc016aa4e32df049991a91e26");
}
BOOST_AUTO_TEST_CASE(sha512_testvectors) {
TestSHA512("",
"cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce"
"47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e");
TestSHA512("abc",
"ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a"
"2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f");
TestSHA512("message digest",
"107dbf389d9e9f71a3a95f6c055b9251bc5268c2be16d6c13492ea45b0199f33"
"09e16455ab1e96118e8a905d5597b72038ddb372a89826046de66687bb420e7c");
TestSHA512("secure hash algorithm",
"7746d91f3de30c68cec0dd693120a7e8b04d8073cb699bdce1a3f64127bca7a3"
"d5db502e814bb63c063a7a5043b2df87c61133395f4ad1edca7fcf4b30c3236e");
TestSHA512("SHA512 is considered to be safe",
"099e6468d889e1c79092a89ae925a9499b5408e01b66cb5b0a3bd0dfa51a9964"
"6b4a3901caab1318189f74cd8cf2e941829012f2449df52067d3dd5b978456c2");
TestSHA512("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
"204a8fc6dda82f0a0ced7beb8e08a41657c16ef468b228a8279be331a703c335"
"96fd15c13b1b07f9aa1d3bea57789ca031ad85c7a71dd70354ec631238ca3445");
TestSHA512("For this sample, this 63-byte string will be used as input data",
"b3de4afbc516d2478fe9b518d063bda6c8dd65fc38402dd81d1eb7364e72fb6e"
"6663cf6d2771c8f5a6da09601712fb3d2a36c6ffea3e28b0818b05b0a8660766");
TestSHA512("This is exactly 64 bytes long, not counting the terminating byte",
"70aefeaa0e7ac4f8fe17532d7185a289bee3b428d950c14fa8b713ca09814a38"
"7d245870e007a80ad97c369d193e41701aa07f3221d15f0e65a1ff970cedf030");
TestSHA512("abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmno"
"ijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
"8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa17299aeadb6889018"
"501d289e4900f7e4331b99dec4b5433ac7d329eeb6dd26545e96e55b874be909");
TestSHA512(std::string(1000000, 'a'),
"e718483d0ce769644e2e42c7bc15b4638e1f98b13b2044285632a803afa973eb"
"de0ff244877ea60a4cb0432ce577c31beb009c5c2c49aa2e4eadb217ad8cc09b");
TestSHA512(test1,
"40cac46c147e6131c5193dd5f34e9d8bb4951395f27b08c558c65ff4ba2de594"
"37de8c3ef5459d76a52cedc02dc499a3c9ed9dedbfb3281afd9653b8a112fafc");
}
BOOST_AUTO_TEST_CASE(hmac_sha256_testvectors) {
// test cases 1, 2, 3, 4, 6 and 7 of RFC 4231
TestHMACSHA256("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
"4869205468657265",
"b0344c61d8db38535ca8afceaf0bf12b881dc200c9833da726e9376c2e32cff7");
TestHMACSHA256("4a656665",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843");
TestHMACSHA256("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"dddddddddddddddddddddddddddddddddddd",
"773ea91e36800e46854db8ebd09181a72959098b3ef8c122d9635514ced565fe");
TestHMACSHA256("0102030405060708090a0b0c0d0e0f10111213141516171819",
"cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd"
"cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd",
"82558a389a443c0ea4cc819899f2083a85f0faa3e578f8077a2e3ff46729665b");
TestHMACSHA256("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaa",
"54657374205573696e67204c6172676572205468616e20426c6f636b2d53697a"
"65204b6579202d2048617368204b6579204669727374",
"60e431591ee0b67f0d8a26aacbf5b77f8e0bc6213728c5140546040f0ee37f54");
TestHMACSHA256("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaa",
"5468697320697320612074657374207573696e672061206c6172676572207468"
"616e20626c6f636b2d73697a65206b657920616e642061206c61726765722074"
"68616e20626c6f636b2d73697a6520646174612e20546865206b6579206e6565"
"647320746f20626520686173686564206265666f7265206265696e6720757365"
"642062792074686520484d414320616c676f726974686d2e",
"9b09ffa71b942fcb27635fbcd5b0e944bfdc63644f0713938a7f51535c3a35e2");
// Test case with key length 63 bytes.
TestHMACSHA256("4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a6566",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"9de4b546756c83516720a4ad7fe7bdbeac4298c6fdd82b15f895a6d10b0769a6");
// Test case with key length 64 bytes.
TestHMACSHA256("4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"528c609a4c9254c274585334946b7c2661bad8f1fc406b20f6892478d19163dd");
// Test case with key length 65 bytes.
TestHMACSHA256("4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"d06af337f359a2330deffb8e3cbe4b5b7aa8ca1f208528cdbd245d5dc63c4483");
}
BOOST_AUTO_TEST_CASE(hmac_sha512_testvectors) {
// test cases 1, 2, 3, 4, 6 and 7 of RFC 4231
TestHMACSHA512("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
"4869205468657265",
"87aa7cdea5ef619d4ff0b4241a1d6cb02379f4e2ce4ec2787ad0b30545e17cde"
"daa833b7d6b8a702038b274eaea3f4e4be9d914eeb61f1702e696c203a126854");
TestHMACSHA512("4a656665",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"164b7a7bfcf819e2e395fbe73b56e0a387bd64222e831fd610270cd7ea250554"
"9758bf75c05a994a6d034f65f8f0e6fdcaeab1a34d4a6b4b636e070a38bce737");
TestHMACSHA512("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"dddddddddddddddddddddddddddddddddddd",
"fa73b0089d56a284efb0f0756c890be9b1b5dbdd8ee81a3655f83e33b2279d39"
"bf3e848279a722c806b485a47e67c807b946a337bee8942674278859e13292fb");
TestHMACSHA512("0102030405060708090a0b0c0d0e0f10111213141516171819",
"cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd"
"cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd",
"b0ba465637458c6990e5a8c5f61d4af7e576d97ff94b872de76f8050361ee3db"
"a91ca5c11aa25eb4d679275cc5788063a5f19741120c4f2de2adebeb10a298dd");
TestHMACSHA512("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaa",
"54657374205573696e67204c6172676572205468616e20426c6f636b2d53697a"
"65204b6579202d2048617368204b6579204669727374",
"80b24263c7c1a3ebb71493c1dd7be8b49b46d1f41b4aeec1121b013783f8f352"
"6b56d037e05f2598bd0fd2215d6a1e5295e64f73f63f0aec8b915a985d786598");
TestHMACSHA512("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaa",
"5468697320697320612074657374207573696e672061206c6172676572207468"
"616e20626c6f636b2d73697a65206b657920616e642061206c61726765722074"
"68616e20626c6f636b2d73697a6520646174612e20546865206b6579206e6565"
"647320746f20626520686173686564206265666f7265206265696e6720757365"
"642062792074686520484d414320616c676f726974686d2e",
"e37b6a775dc87dbaa4dfa9f96e5e3ffddebd71f8867289865df5a32d20cdc944"
"b6022cac3c4982b10d5eeb55c3e4de15134676fb6de0446065c97440fa8c6a58");
// Test case with key length 127 bytes.
TestHMACSHA512("4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a6566",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"267424dfb8eeb999f3e5ec39a4fe9fd14c923e6187e0897063e5c9e02b2e624a"
"c04413e762977df71a9fb5d562b37f89dfdfb930fce2ed1fa783bbc2a203d80e");
// Test case with key length 128 bytes.
TestHMACSHA512("4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"43aaac07bb1dd97c82c04df921f83b16a68d76815cd1a30d3455ad43a3d80484"
"2bb35462be42cc2e4b5902de4d204c1c66d93b47d1383e3e13a3788687d61258");
// Test case with key length 129 bytes.
TestHMACSHA512("4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a6566654a6566654a6566654a6566654a6566654a6566654a6566654a656665"
"4a",
"7768617420646f2079612077616e7420666f72206e6f7468696e673f",
"0b273325191cfc1b4b71d5075c8fcad67696309d292b1dad2cd23983a35feb8e"
"fb29795e79f2ef27f68cb1e16d76178c307a67beaad9456fac5fdffeadb16e2c");
}
BOOST_AUTO_TEST_CASE(aes_testvectors) {
// AES test vectors from FIPS 197.
TestAES256("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", "00112233445566778899aabbccddeeff", "8ea2b7ca516745bfeafc49904b496089");
// AES-ECB test vectors from NIST sp800-38a.
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "6bc1bee22e409f96e93d7e117393172a", "f3eed1bdb5d2a03c064b5a7e3db181f8");
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "ae2d8a571e03ac9c9eb76fac45af8e51", "591ccb10d410ed26dc5ba74a31362870");
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "30c81c46a35ce411e5fbc1191a0a52ef", "b6ed21b99ca6f4f9f153e7b1beafed1d");
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "f69f2445df4f9b17ad2b417be66c3710", "23304b7a39f9f3ff067d8d8f9e24ecc7");
}
BOOST_AUTO_TEST_CASE(aes_cbc_testvectors) {
// NIST AES CBC 256-bit encryption test-vectors
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"000102030405060708090A0B0C0D0E0F", false, "6bc1bee22e409f96e93d7e117393172a", \
"f58c4c04d6e5f1ba779eabfb5f7bfbd6");
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"F58C4C04D6E5F1BA779EABFB5F7BFBD6", false, "ae2d8a571e03ac9c9eb76fac45af8e51", \
"9cfc4e967edb808d679f777bc6702c7d");
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"9CFC4E967EDB808D679F777BC6702C7D", false, "30c81c46a35ce411e5fbc1191a0a52ef",
"39f23369a9d9bacfa530e26304231461");
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"39F23369A9D9BACFA530E26304231461", false, "f69f2445df4f9b17ad2b417be66c3710", \
"b2eb05e2c39be9fcda6c19078c6a9d1b");
// The same vectors with padding enabled
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"000102030405060708090A0B0C0D0E0F", true, "6bc1bee22e409f96e93d7e117393172a", \
"f58c4c04d6e5f1ba779eabfb5f7bfbd6485a5c81519cf378fa36d42b8547edc0");
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"F58C4C04D6E5F1BA779EABFB5F7BFBD6", true, "ae2d8a571e03ac9c9eb76fac45af8e51", \
"9cfc4e967edb808d679f777bc6702c7d3a3aa5e0213db1a9901f9036cf5102d2");
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"9CFC4E967EDB808D679F777BC6702C7D", true, "30c81c46a35ce411e5fbc1191a0a52ef",
"39f23369a9d9bacfa530e263042314612f8da707643c90a6f732b3de1d3f5cee");
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"39F23369A9D9BACFA530E26304231461", true, "f69f2445df4f9b17ad2b417be66c3710", \
"b2eb05e2c39be9fcda6c19078c6a9d1b3f461796d6b0d6b2e0c2a72b4d80e644");
}
BOOST_AUTO_TEST_CASE(chacha20_testvector)
{
/* Example from RFC8439 section 2.3.2. */
TestChaCha20("",
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
{0x09000000, 0x4a000000}, 1,
"10f1e7e4d13b5915500fdd1fa32071c4c7d1f4c733c068030422aa9ac3d46c4e"
"d2826446079faa0914c2d705d98b02a2b5129cd1de164eb9cbd083e8a2503c4e");
/* Example from RFC8439 section 2.4.2. */
TestChaCha20("4c616469657320616e642047656e746c656d656e206f662074686520636c6173"
"73206f66202739393a204966204920636f756c64206f6666657220796f75206f"
"6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73"
"637265656e20776f756c642062652069742e",
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
{0, 0x4a000000}, 1,
"6e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0b"
"f91b65c5524733ab8f593dabcd62b3571639d624e65152ab8f530c359f0861d8"
"07ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab7793736"
"5af90bbf74a35be6b40b8eedf2785e42874d");
// RFC 7539/8439 A.1 Test Vector #1:
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0}, 0,
"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7"
"da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586");
// RFC 7539/8439 A.1 Test Vector #2:
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0}, 1,
"9f07e7be5551387a98ba977c732d080dcb0f29a048e3656912c6533e32ee7aed"
"29b721769ce64e43d57133b074d839d531ed1f28510afb45ace10a1f4b794d6f");
// RFC 7539/8439 A.1 Test Vector #3:
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000001",
{0, 0}, 1,
"3aeb5224ecf849929b9d828db1ced4dd832025e8018b8160b82284f3c949aa5a"
"8eca00bbb4a73bdad192b5c42f73f2fd4e273644c8b36125a64addeb006c13a0");
// RFC 7539/8439 A.1 Test Vector #4:
TestChaCha20("",
"00ff000000000000000000000000000000000000000000000000000000000000",
{0, 0}, 2,
"72d54dfbf12ec44b362692df94137f328fea8da73990265ec1bbbea1ae9af0ca"
"13b25aa26cb4a648cb9b9d1be65b2c0924a66c54d545ec1b7374f4872e99f096");
// RFC 7539/8439 A.1 Test Vector #5:
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0x200000000000000}, 0,
"c2c64d378cd536374ae204b9ef933fcd1a8b2288b3dfa49672ab765b54ee27c7"
"8a970e0e955c14f3a88e741b97c286f75f8fc299e8148362fa198a39531bed6d");
// RFC 7539/8439 A.2 Test Vector #1:
TestChaCha20("0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0}, 0,
"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7"
"da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586");
// RFC 7539/8439 A.2 Test Vector #2:
TestChaCha20("416e79207375626d697373696f6e20746f20746865204945544620696e74656e"
"6465642062792074686520436f6e7472696275746f7220666f72207075626c69"
"636174696f6e20617320616c6c206f722070617274206f6620616e2049455446"
"20496e7465726e65742d4472616674206f722052464320616e6420616e792073"
"746174656d656e74206d6164652077697468696e2074686520636f6e74657874"
"206f6620616e204945544620616374697669747920697320636f6e7369646572"
"656420616e20224945544620436f6e747269627574696f6e222e205375636820"
"73746174656d656e747320696e636c756465206f72616c2073746174656d656e"
"747320696e20494554462073657373696f6e732c2061732077656c6c20617320"
"7772697474656e20616e6420656c656374726f6e696320636f6d6d756e696361"
"74696f6e73206d61646520617420616e792074696d65206f7220706c6163652c"
"207768696368206172652061646472657373656420746f",
"0000000000000000000000000000000000000000000000000000000000000001",
{0, 0x200000000000000}, 1,
"a3fbf07df3fa2fde4f376ca23e82737041605d9f4f4f57bd8cff2c1d4b7955ec"
"2a97948bd3722915c8f3d337f7d370050e9e96d647b7c39f56e031ca5eb6250d"
"4042e02785ececfa4b4bb5e8ead0440e20b6e8db09d881a7c6132f420e527950"
"42bdfa7773d8a9051447b3291ce1411c680465552aa6c405b7764d5e87bea85a"
"d00f8449ed8f72d0d662ab052691ca66424bc86d2df80ea41f43abf937d3259d"
"c4b2d0dfb48a6c9139ddd7f76966e928e635553ba76c5c879d7b35d49eb2e62b"
"0871cdac638939e25e8a1e0ef9d5280fa8ca328b351c3c765989cbcf3daa8b6c"
"cc3aaf9f3979c92b3720fc88dc95ed84a1be059c6499b9fda236e7e818b04b0b"
"c39c1e876b193bfe5569753f88128cc08aaa9b63d1a16f80ef2554d7189c411f"
"5869ca52c5b83fa36ff216b9c1d30062bebcfd2dc5bce0911934fda79a86f6e6"
"98ced759c3ff9b6477338f3da4f9cd8514ea9982ccafb341b2384dd902f3d1ab"
"7ac61dd29c6f21ba5b862f3730e37cfdc4fd806c22f221");
// RFC 7539/8439 A.2 Test Vector #3:
TestChaCha20("2754776173206272696c6c69672c20616e642074686520736c6974687920746f"
"7665730a446964206779726520616e642067696d626c6520696e207468652077"
"6162653a0a416c6c206d696d737920776572652074686520626f726f676f7665"
"732c0a416e6420746865206d6f6d65207261746873206f757467726162652e",
"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",
{0, 0x200000000000000}, 42,
"62e6347f95ed87a45ffae7426f27a1df5fb69110044c0d73118effa95b01e5cf"
"166d3df2d721caf9b21e5fb14c616871fd84c54f9d65b283196c7fe4f60553eb"
"f39c6402c42234e32a356b3e764312a61a5532055716ead6962568f87d3f3f77"
"04c6a8d1bcd1bf4d50d6154b6da731b187b58dfd728afa36757a797ac188d1");
// RFC 7539/8439 A.4 Test Vector #1:
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0}, 0,
"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7");
// RFC 7539/8439 A.4 Test Vector #2:
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000001",
{0, 0x200000000000000}, 0,
"ecfa254f845f647473d3cb140da9e87606cb33066c447b87bc2666dde3fbb739");
// RFC 7539/8439 A.4 Test Vector #3:
TestChaCha20("",
"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",
{0, 0x200000000000000}, 0,
"965e3bc6f9ec7ed9560808f4d229f94b137ff275ca9b3fcbdd59deaad23310ae");
// test encryption
TestChaCha20("4c616469657320616e642047656e746c656d656e206f662074686520636c617373206f66202739393a204966204920636f756"
"c64206f6666657220796f75206f6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73637265656e"
"20776f756c642062652069742e",
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", {0, 0x4a000000UL}, 1,
"6e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0bf91b65c5524733ab8f593dabcd62b3571639d"
"624e65152ab8f530c359f0861d807ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab77937365af90bbf74"
"a35be6b40b8eedf2785e42874d"
);
// test keystream output
TestChaCha20("", "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", {0, 0x4a000000UL}, 1,
"224f51f3401bd9e12fde276fb8631ded8c131f823d2c06e27e4fcaec9ef3cf788a3b0aa372600a92b57974cded2b9334794cb"
"a40c63e34cdea212c4cf07d41b769a6749f3f630f4122cafe28ec4dc47e26d4346d70b98c73f3e9c53ac40c5945398b6eda1a"
"832c89c167eacd901d7e2bf363");
// Test vectors from https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-04#section-7
// The first one is identical to the above one from the RFC8439 A.1 vectors, but repeated here
// for completeness.
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0}, 0,
"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7"
"da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586");
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000001",
{0, 0}, 0,
"4540f05a9f1fb296d7736e7b208e3c96eb4fe1834688d2604f450952ed432d41"
"bbe2a0b6ea7566d2a5d1e7e20d42af2c53d792b1c43fea817e9ad275ae546963");
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 0x0100000000000000ULL}, 0,
"de9cba7bf3d69ef5e786dc63973f653a0b49e015adbff7134fcb7df137821031"
"e85a050278a7084527214f73efc7fa5b5277062eb7a0433e445f41e3");
TestChaCha20("",
"0000000000000000000000000000000000000000000000000000000000000000",
{0, 1}, 0,
"ef3fdfd6c61578fbf5cf35bd3dd33b8009631634d21e42ac33960bd138e50d32"
"111e4caf237ee53ca8ad6426194a88545ddc497a0b466e7d6bbdb0041b2f586b");
TestChaCha20("",
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
{0, 0x0706050403020100ULL}, 0,
"f798a189f195e66982105ffb640bb7757f579da31602fc93ec01ac56f85ac3c1"
"34a4547b733b46413042c9440049176905d3be59ea1c53f15916155c2be8241a"
"38008b9a26bc35941e2444177c8ade6689de95264986d95889fb60e84629c9bd"
"9a5acb1cc118be563eb9b3a4a472f82e09a7e778492b562ef7130e88dfe031c7"
"9db9d4f7c7a899151b9a475032b63fc385245fe054e3dd5a97a5f576fe064025"
"d3ce042c566ab2c507b138db853e3d6959660996546cc9c4a6eafdc777c040d7"
"0eaf46f76dad3979e5c5360c3317166a1c894c94a371876a94df7628fe4eaaf2"
"ccb27d5aaae0ad7ad0f9d4b6ad3b54098746d4524d38407a6deb3ab78fab78c9");
// Test overflow of 32-bit block counter, should increment the first 32-bit
// part of the nonce to retain compatibility with >256 GiB output.
// The test data was generated with an implementation that uses a 64-bit
// counter and a 64-bit initialization vector (PyCryptodome's ChaCha20 class
// with 8 bytes nonce length).
TestChaCha20("",
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
{0, 0xdeadbeef12345678}, 0xffffffff,
"2d292c880513397b91221c3a647cfb0765a4815894715f411e3df5e0dd0ba9df"
"fd565dea5addbdb914208fde7950f23e0385f9a727143f6a6ac51d84b1c0fb3e"
"2e3b00b63d6841a1cc6d1538b1d3a74bef1eb2f54c7b7281e36e484dba89b351"
"c8f572617e61e342879f211b0e4c515df50ea9d0771518fad96cd0baee62deb6");
}
BOOST_AUTO_TEST_CASE(chacha20_midblock)
{
auto key = ParseHex("0000000000000000000000000000000000000000000000000000000000000000");
ChaCha20 c20{key.data()};
// get one block of keystream
unsigned char block[64];
c20.Keystream(block, CHACHA20_ROUND_OUTPUT);
unsigned char b1[5], b2[7], b3[52];
c20 = ChaCha20{key.data()};
c20.Keystream(b1, 5);
c20.Keystream(b2, 7);
c20.Keystream(b3, 52);
BOOST_CHECK_EQUAL(0, memcmp(b1, block, 5));
BOOST_CHECK_EQUAL(0, memcmp(b2, block + 5, 7));
BOOST_CHECK_EQUAL(0, memcmp(b3, block + 12, 52));
}
BOOST_AUTO_TEST_CASE(poly1305_testvector)
{
// RFC 7539, section 2.5.2.
TestPoly1305("43727970746f6772617068696320466f72756d2052657365617263682047726f7570",
"85d6be7857556d337f4452fe42d506a80103808afb0db2fd4abff6af4149f51b",
"a8061dc1305136c6c22b8baf0c0127a9");
// RFC 7539, section A.3.
TestPoly1305("00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
"000000000000000000000000000",
"0000000000000000000000000000000000000000000000000000000000000000",
"00000000000000000000000000000000");
TestPoly1305("416e79207375626d697373696f6e20746f20746865204945544620696e74656e6465642062792074686520436f6e747269627"
"5746f7220666f72207075626c69636174696f6e20617320616c6c206f722070617274206f6620616e204945544620496e7465"
"726e65742d4472616674206f722052464320616e6420616e792073746174656d656e74206d6164652077697468696e2074686"
"520636f6e74657874206f6620616e204945544620616374697669747920697320636f6e7369646572656420616e2022494554"
"4620436f6e747269627574696f6e222e20537563682073746174656d656e747320696e636c756465206f72616c20737461746"
"56d656e747320696e20494554462073657373696f6e732c2061732077656c6c206173207772697474656e20616e6420656c65"
"6374726f6e696320636f6d6d756e69636174696f6e73206d61646520617420616e792074696d65206f7220706c6163652c207"
"768696368206172652061646472657373656420746f",
"0000000000000000000000000000000036e5f6b5c5e06070f0efca96227a863e",
"36e5f6b5c5e06070f0efca96227a863e");
TestPoly1305("416e79207375626d697373696f6e20746f20746865204945544620696e74656e6465642062792074686520436f6e747269627"
"5746f7220666f72207075626c69636174696f6e20617320616c6c206f722070617274206f6620616e204945544620496e7465"
"726e65742d4472616674206f722052464320616e6420616e792073746174656d656e74206d6164652077697468696e2074686"
"520636f6e74657874206f6620616e204945544620616374697669747920697320636f6e7369646572656420616e2022494554"
"4620436f6e747269627574696f6e222e20537563682073746174656d656e747320696e636c756465206f72616c20737461746"
"56d656e747320696e20494554462073657373696f6e732c2061732077656c6c206173207772697474656e20616e6420656c65"
"6374726f6e696320636f6d6d756e69636174696f6e73206d61646520617420616e792074696d65206f7220706c6163652c207"
"768696368206172652061646472657373656420746f",
"36e5f6b5c5e06070f0efca96227a863e00000000000000000000000000000000",
"f3477e7cd95417af89a6b8794c310cf0");
TestPoly1305("2754776173206272696c6c69672c20616e642074686520736c6974687920746f7665730a446964206779726520616e6420676"
"96d626c6520696e2074686520776162653a0a416c6c206d696d737920776572652074686520626f726f676f7665732c0a416e"
"6420746865206d6f6d65207261746873206f757467726162652e",
"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",
"4541669a7eaaee61e708dc7cbcc5eb62");
TestPoly1305("ffffffffffffffffffffffffffffffff",
"0200000000000000000000000000000000000000000000000000000000000000",
"03000000000000000000000000000000");
TestPoly1305("02000000000000000000000000000000",
"02000000000000000000000000000000ffffffffffffffffffffffffffffffff",
"03000000000000000000000000000000");
TestPoly1305("fffffffffffffffffffffffffffffffff0ffffffffffffffffffffffffffffff11000000000000000000000000000000",
"0100000000000000000000000000000000000000000000000000000000000000",
"05000000000000000000000000000000");
TestPoly1305("fffffffffffffffffffffffffffffffffbfefefefefefefefefefefefefefefe01010101010101010101010101010101",
"0100000000000000000000000000000000000000000000000000000000000000",
"00000000000000000000000000000000");
TestPoly1305("fdffffffffffffffffffffffffffffff",
"0200000000000000000000000000000000000000000000000000000000000000",
"faffffffffffffffffffffffffffffff");
TestPoly1305("e33594d7505e43b900000000000000003394d7505e4379cd01000000000000000000000000000000000000000000000001000000000000000000000000000000",
"0100000000000000040000000000000000000000000000000000000000000000",
"14000000000000005500000000000000");
TestPoly1305("e33594d7505e43b900000000000000003394d7505e4379cd010000000000000000000000000000000000000000000000",
"0100000000000000040000000000000000000000000000000000000000000000",
"13000000000000000000000000000000");
// Tests from https://github.com/floodyberry/poly1305-donna/blob/master/poly1305-donna.c
TestPoly1305("8e993b9f48681273c29650ba32fc76ce48332ea7164d96a4476fb8c531a1186a"
"c0dfc17c98dce87b4da7f011ec48c97271d2c20f9b928fe2270d6fb863d51738"
"b48eeee314a7cc8ab932164548e526ae90224368517acfeabd6bb3732bc0e9da"
"99832b61ca01b6de56244a9e88d5f9b37973f622a43d14a6599b1f654cb45a74"
"e355a5",
"eea6a7251c1e72916d11c2cb214d3c252539121d8e234e652d651fa4c8cff880",
"f3ffc7703f9400e52a7dfb4b3d3305d9");
{
// mac of the macs of messages of length 0 to 256, where the key and messages have all
// their values set to the length.
auto total_key = ParseHex<std::byte>("01020304050607fffefdfcfbfaf9ffffffffffffffffffffffffffff00000000");
Poly1305 total_ctx(total_key);
for (unsigned i = 0; i < 256; ++i) {
std::vector<std::byte> key(32, std::byte{(uint8_t)i});
std::vector<std::byte> msg(i, std::byte{(uint8_t)i});
std::array<std::byte, Poly1305::TAGLEN> tag;
Poly1305{key}.Update(msg).Finalize(tag);
total_ctx.Update(tag);
}
std::vector<std::byte> total_tag(Poly1305::TAGLEN);
total_ctx.Finalize(total_tag);
BOOST_CHECK(total_tag == ParseHex<std::byte>("64afe2e8d6ad7bbdd287f97c44623d39"));
}
// Tests with sparse messages and random keys.
TestPoly1305("000000000000000000000094000000000000b07c4300000000002c002600d500"
"00000000000000000000000000bc58000000000000000000c9000000dd000000"
"00000000000000d34c000000000000000000000000f9009100000000000000c2"
"4b0000e900000000000000000000000000000000000e00000027000074000000"
"0000000003000000000000f1000000000000dce2000000000000003900000000"
"0000000000000000000000000000000000000000000000520000000000000000"
"000000000000000000000000009500000000000000000000000000cf00826700"
"000000a900000000000000000000000000000000000000000079000000000000"
"0000de0000004c000000000033000000000000000000000000002800aa000000"
"00003300860000e000000000",
"6e543496db3cf677592989891ab021f58390feb84fb419fbc7bb516a60bfa302",
"7ea80968354d40d9d790b45310caf7f3");
TestPoly1305("0000005900000000c40000002f00000000000000000000000000000029690000"
"0000e8000037000000000000000000000000000b000000000000000000000000"
"000000000000000000000000001800006e0000000000a4000000000000000000"
"00000000000000004d00000000000000b0000000000000000000005a00000000"
"0000000000b7c300000000000000540000000000000000000000000a00000000"
"00005b0000000000000000000000000000000000002d00e70000000000000000"
"000000000000003400006800d700000000000000000000360000000000000000"
"00eb000000000000000000000000000000000000000000000000000028000000"
"37000000000000000000000000000000000000000000000000000000008f0000"
"000000000000000000000000",
"f0b659a4f3143d8a1e1dacb9a409fe7e7cd501dfb58b16a2623046c5d337922a",
"0e410fa9d7a40ac582e77546be9a72bb");
}
BOOST_AUTO_TEST_CASE(hkdf_hmac_sha256_l32_tests)
{
// Use rfc5869 test vectors but truncated to 32 bytes (our implementation only support length 32)
TestHKDF_SHA256_32(
/*ikm_hex=*/"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
/*salt_hex=*/"000102030405060708090a0b0c",
/*info_hex=*/"f0f1f2f3f4f5f6f7f8f9",
/*okm_check_hex=*/"3cb25f25faacd57a90434f64d0362f2a2d2d0a90cf1a5a4c5db02d56ecc4c5bf");
TestHKDF_SHA256_32(
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f404142434445464748494a4b4c4d4e4f",
"606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeaf",
"b0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2d3d4d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7f8f9fafbfcfdfeff",
"b11e398dc80327a1c8e7f78c596a49344f012eda2d4efad8a050cc4c19afa97c");
TestHKDF_SHA256_32(
"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
"",
"",
"8da4e775a563c18f715f802a063c5a31b8a11f5c5ee1879ec3454e5f3c738d2d");
}
static void TestChaCha20Poly1305AEAD(bool must_succeed, unsigned int expected_aad_length, const std::string& hex_m, const std::string& hex_k1, const std::string& hex_k2, const std::string& hex_aad_keystream, const std::string& hex_encrypted_message, const std::string& hex_encrypted_message_seq_999)
{
// we need two sequence numbers, one for the payload cipher instance...
uint32_t seqnr_payload = 0;
// ... and one for the AAD (length) cipher instance
uint32_t seqnr_aad = 0;
// we need to keep track of the position in the AAD cipher instance
// keystream since we use the same 64byte output 21 times
// (21 times 3 bytes length < 64)
int aad_pos = 0;
std::vector<unsigned char> aead_K_1 = ParseHex(hex_k1);
std::vector<unsigned char> aead_K_2 = ParseHex(hex_k2);
std::vector<unsigned char> plaintext_buf = ParseHex(hex_m);
std::vector<unsigned char> expected_aad_keystream = ParseHex(hex_aad_keystream);
std::vector<unsigned char> expected_ciphertext_and_mac = ParseHex(hex_encrypted_message);
std::vector<unsigned char> expected_ciphertext_and_mac_sequence999 = ParseHex(hex_encrypted_message_seq_999);
std::vector<unsigned char> ciphertext_buf(plaintext_buf.size() + Poly1305::TAGLEN, 0);
std::vector<unsigned char> plaintext_buf_new(plaintext_buf.size(), 0);
std::vector<unsigned char> cmp_ctx_buffer(64);
uint32_t out_len = 0;
// create the AEAD instance
ChaCha20Poly1305AEAD aead(aead_K_1.data(), aead_K_1.size(), aead_K_2.data(), aead_K_2.size());
// create a chacha20 instance to compare against
ChaCha20 cmp_ctx(aead_K_1.data());
// encipher
bool res = aead.Crypt(seqnr_payload, seqnr_aad, aad_pos, ciphertext_buf.data(), ciphertext_buf.size(), plaintext_buf.data(), plaintext_buf.size(), true);
// make sure the operation succeeded if expected to succeed
BOOST_CHECK_EQUAL(res, must_succeed);
if (!res) return;
// verify ciphertext & mac against the test vector
BOOST_CHECK_EQUAL(expected_ciphertext_and_mac.size(), ciphertext_buf.size());
BOOST_CHECK(memcmp(ciphertext_buf.data(), expected_ciphertext_and_mac.data(), ciphertext_buf.size()) == 0);
// manually construct the AAD keystream
cmp_ctx.Seek64({0, seqnr_aad}, 0);
cmp_ctx.Keystream(cmp_ctx_buffer.data(), 64);
BOOST_CHECK(memcmp(expected_aad_keystream.data(), cmp_ctx_buffer.data(), expected_aad_keystream.size()) == 0);
// crypt the 3 length bytes and compare the length
uint32_t len_cmp = 0;
len_cmp = (ciphertext_buf[0] ^ cmp_ctx_buffer[aad_pos + 0]) |
(ciphertext_buf[1] ^ cmp_ctx_buffer[aad_pos + 1]) << 8 |
(ciphertext_buf[2] ^ cmp_ctx_buffer[aad_pos + 2]) << 16;
BOOST_CHECK_EQUAL(len_cmp, expected_aad_length);
// encrypt / decrypt 1000 packets
for (size_t i = 0; i < 1000; ++i) {
res = aead.Crypt(seqnr_payload, seqnr_aad, aad_pos, ciphertext_buf.data(), ciphertext_buf.size(), plaintext_buf.data(), plaintext_buf.size(), true);
BOOST_CHECK(res);
BOOST_CHECK(aead.GetLength(&out_len, seqnr_aad, aad_pos, ciphertext_buf.data()));
BOOST_CHECK_EQUAL(out_len, expected_aad_length);
res = aead.Crypt(seqnr_payload, seqnr_aad, aad_pos, plaintext_buf_new.data(), plaintext_buf_new.size(), ciphertext_buf.data(), ciphertext_buf.size(), false);
BOOST_CHECK(res);
// make sure we repetitive get the same plaintext
BOOST_CHECK(memcmp(plaintext_buf.data(), plaintext_buf_new.data(), plaintext_buf.size()) == 0);
// compare sequence number 999 against the test vector
if (seqnr_payload == 999) {
BOOST_CHECK(memcmp(ciphertext_buf.data(), expected_ciphertext_and_mac_sequence999.data(), expected_ciphertext_and_mac_sequence999.size()) == 0);
}
// set nonce and block counter, output the keystream
cmp_ctx.Seek64({0, seqnr_aad}, 0);
cmp_ctx.Keystream(cmp_ctx_buffer.data(), 64);
// crypt the 3 length bytes and compare the length
len_cmp = 0;
len_cmp = (ciphertext_buf[0] ^ cmp_ctx_buffer[aad_pos + 0]) |
(ciphertext_buf[1] ^ cmp_ctx_buffer[aad_pos + 1]) << 8 |
(ciphertext_buf[2] ^ cmp_ctx_buffer[aad_pos + 2]) << 16;
BOOST_CHECK_EQUAL(len_cmp, expected_aad_length);
// increment the sequence number(s)
// always increment the payload sequence number
// increment the AAD keystream position by its size (3)
// increment the AAD sequence number if we would hit the 64 byte limit
seqnr_payload++;
aad_pos += CHACHA20_POLY1305_AEAD_AAD_LEN;
if (aad_pos + CHACHA20_POLY1305_AEAD_AAD_LEN > CHACHA20_ROUND_OUTPUT) {
aad_pos = 0;
seqnr_aad++;
}
}
}
BOOST_AUTO_TEST_CASE(chacha20_poly1305_aead_testvector)
{
/* test chacha20poly1305@bitcoin AEAD */
// must fail with no message
TestChaCha20Poly1305AEAD(false, 0,
"",
"0000000000000000000000000000000000000000000000000000000000000000",
"0000000000000000000000000000000000000000000000000000000000000000", "", "", "");
TestChaCha20Poly1305AEAD(true, 0,
/* m */ "0000000000000000000000000000000000000000000000000000000000000000",
/* k1 (AAD) */ "0000000000000000000000000000000000000000000000000000000000000000",
/* k2 (payload) */ "0000000000000000000000000000000000000000000000000000000000000000",
/* AAD keystream */ "76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586",
/* encrypted message & MAC */ "76b8e09f07e7be5551387a98ba977c732d080dcb0f29a048e3656912c6533e32d2fc11829c1b6c1df1f551cd6131ff08",
/* encrypted message & MAC at sequence 999 */ "b0a03d5bd2855d60699e7d3a3133fa47be740fe4e4c1f967555e2d9271f31c3aaa7aa16ec62c5e24f040c08bb20c3598");
TestChaCha20Poly1305AEAD(true, 1,
"0100000000000000000000000000000000000000000000000000000000000000",
"0000000000000000000000000000000000000000000000000000000000000000",
"0000000000000000000000000000000000000000000000000000000000000000",
"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586",
"77b8e09f07e7be5551387a98ba977c732d080dcb0f29a048e3656912c6533e32baf0c85b6dff8602b06cf52a6aefc62e",
"b1a03d5bd2855d60699e7d3a3133fa47be740fe4e4c1f967555e2d9271f31c3a8bd94d54b5ecabbc41ffbb0c90924080");
TestChaCha20Poly1305AEAD(true, 255,
"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",
"ff0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
"c640c1711e3ee904ac35c57ab9791c8a1c408603a90b77a83b54f6c844cb4b06d94e7fc6c800e165acd66147e80ec45a567f6ce66d05ec0cae679dceeb890017",
"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",
"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");
}
BOOST_AUTO_TEST_CASE(countbits_tests)
{
FastRandomContext ctx;
for (unsigned int i = 0; i <= 64; ++i) {
if (i == 0) {
// Check handling of zero.
BOOST_CHECK_EQUAL(CountBits(0), 0U);
} else if (i < 10) {
for (uint64_t j = uint64_t{1} << (i - 1); (j >> i) == 0; ++j) {
// Exhaustively test up to 10 bits
BOOST_CHECK_EQUAL(CountBits(j), i);
}
} else {
for (int k = 0; k < 1000; k++) {
// Randomly test 1000 samples of each length above 10 bits.
uint64_t j = (uint64_t{1}) << (i - 1) | ctx.randbits(i - 1);
BOOST_CHECK_EQUAL(CountBits(j), i);
}
}
}
}
BOOST_AUTO_TEST_CASE(sha256d64)
{
for (int i = 0; i <= 32; ++i) {
unsigned char in[64 * 32];
unsigned char out1[32 * 32], out2[32 * 32];
for (int j = 0; j < 64 * i; ++j) {
in[j] = InsecureRandBits(8);
}
for (int j = 0; j < i; ++j) {
CHash256().Write({in + 64 * j, 64}).Finalize({out1 + 32 * j, 32});
}
SHA256D64(out2, in, i);
BOOST_CHECK(memcmp(out1, out2, 32 * i) == 0);
}