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start of ecies interop with go

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subtly 2015-03-01 22:17:17 +01:00
parent 682873ac97
commit b78116ae44
1 changed files with 64 additions and 14 deletions
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78
crypto.cpp
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@ -228,6 +228,51 @@ BOOST_AUTO_TEST_CASE(cryptopp_ecdsa_sipaseckp256k1)
}
}
BOOST_AUTO_TEST_CASE(ecies_kdf)
{
KeyPair local = KeyPair::create();
KeyPair remote = KeyPair::create();
// nonce
Secret z1;
ecdh::agree(local.sec(), remote.pub(), z1);
auto key1 = s_secp256k1.eciesKDF(z1, bytes(), 512);
bytesConstRef eKey1 = bytesConstRef(&key1).cropped(0, 32);
bytesRef mKey1 = bytesRef(&key1).cropped(32, 32);
sha3(mKey1, mKey1);
Secret z2;
ecdh::agree(remote.sec(), local.pub(), z2);
auto key2 = s_secp256k1.eciesKDF(z2, bytes(), 512);
bytesConstRef eKey2 = bytesConstRef(&key2).cropped(0, 32);
bytesRef mKey2 = bytesRef(&key2).cropped(32, 32);
sha3(mKey2, mKey2);
BOOST_REQUIRE(eKey1.toBytes() == eKey2.toBytes());
BOOST_REQUIRE(mKey1.toBytes() == mKey2.toBytes());
BOOST_REQUIRE((u256)h256(z1) > 0);
BOOST_REQUIRE(z1 == z2);
BOOST_REQUIRE(key1.size() > 0 && ((u512)h512(key1)) > 0);
BOOST_REQUIRE(key1 == key2);
}
BOOST_AUTO_TEST_CASE(ecies_standard)
{
KeyPair k = KeyPair::create();
string message("Now is the time for all good persons to come to the aid of humanity.");
string original = message;
bytes b = asBytes(message);
s_secp256k1.encryptECIES(k.pub(), b);
BOOST_REQUIRE(b != asBytes(original));
BOOST_REQUIRE(b.size() > 0 && ((u128)h128(b)) > 0);
s_secp256k1.decryptECIES(k.sec(), b);
BOOST_REQUIRE(bytesConstRef(&b).cropped(0, original.size()).toBytes() == asBytes(original));
}
BOOST_AUTO_TEST_CASE(ecies_eckeypair)
{
KeyPair k = KeyPair::create();
@ -341,10 +386,10 @@ BOOST_AUTO_TEST_CASE(handshakeNew)
bytes auth(Signature::size + h256::size + Public::size + h256::size + 1);
Secret ssA;
{
bytesConstRef sig(&auth[0], Signature::size);
bytesConstRef hepubk(&auth[Signature::size], h256::size);
bytesConstRef pubk(&auth[Signature::size + h256::size], Public::size);
bytesConstRef nonce(&auth[Signature::size + h256::size + Public::size], h256::size);
bytesRef sig(&auth[0], Signature::size);
bytesRef hepubk(&auth[Signature::size], h256::size);
bytesRef pubk(&auth[Signature::size + h256::size], Public::size);
bytesRef nonce(&auth[Signature::size + h256::size + Public::size], h256::size);
crypto::ecdh::agree(nodeA.sec(), nodeB.pub(), ssA);
sign(eA.seckey(), ssA ^ nonceA).ref().copyTo(sig);
@ -371,8 +416,8 @@ BOOST_AUTO_TEST_CASE(handshakeNew)
bytesConstRef pubk(&authdecrypted[Signature::size + h256::size], Public::size);
pubk.copyTo(node.ref());
bytesConstRef epubk(&ack[0], Public::size);
bytesConstRef nonce(&ack[Public::size], h256::size);
bytesRef epubk(&ack[0], Public::size);
bytesRef nonce(&ack[Public::size], h256::size);
eB.pubkey().ref().copyTo(epubk);
nonceB.ref().copyTo(nonce);
@ -398,7 +443,7 @@ BOOST_AUTO_TEST_CASE(handshakeNew)
bytesConstRef ackRef(&ackdecrypted);
Public eBAck;
h256 nonceBAck;
ackRef.cropped(0, Public::size).copyTo(bytesConstRef(eBAck.data(), Public::size));
ackRef.cropped(0, Public::size).copyTo(bytesRef(eBAck.data(), Public::size));
ackRef.cropped(Public::size, h256::size).copyTo(nonceBAck.ref());
BOOST_REQUIRE_EQUAL(eBAck, eB.pubkey());
BOOST_REQUIRE_EQUAL(nonceBAck, nonceB);
@ -406,7 +451,7 @@ BOOST_AUTO_TEST_CASE(handshakeNew)
// TODO: export ess and require equal to b
bytes keyMaterialBytes(512);
bytesConstRef keyMaterial(&keyMaterialBytes);
bytesRef keyMaterial(&keyMaterialBytes);
h256 ess;
// todo: ecdh-agree should be able to output bytes
@ -473,7 +518,7 @@ BOOST_AUTO_TEST_CASE(handshakeNew)
BOOST_REQUIRE_EQUAL(eAAuth, eA.pubkey());
bytes keyMaterialBytes(512);
bytesConstRef keyMaterial(&keyMaterialBytes);
bytesRef keyMaterial(&keyMaterialBytes);
h256 ess;
// todo: ecdh-agree should be able to output bytes
@ -519,24 +564,29 @@ BOOST_AUTO_TEST_CASE(ecdhe_aes128_ctr_sha3mac)
}
BOOST_AUTO_TEST_CASE(crypto_rlpxwire)
BOOST_AUTO_TEST_CASE(ecies_aes128_ctr_unaligned)
{
Secret encryptK(sha3("..."));
h256 egressMac(sha3("+++"));
// TESTING: send encrypt magic sequence
bytes magic {0x22,0x40,0x08,0x91};
bytes magicCipherAndMac;
encryptSymNoAuth(encryptK, &magic, magicCipherAndMac, h256());
encryptSymNoAuth(encryptK, &magic, magicCipherAndMac, h128());
magicCipherAndMac.resize(magicCipherAndMac.size() + 32);
sha3mac(egressMac.ref(), &magic, egressMac.ref());
egressMac.ref().copyTo(bytesConstRef(&magicCipherAndMac).cropped(magicCipherAndMac.size() - 32, 32));
egressMac.ref().copyTo(bytesRef(&magicCipherAndMac).cropped(magicCipherAndMac.size() - 32, 32));
bytes plaintext;
bytesConstRef cipher(&magicCipherAndMac[0], magicCipherAndMac.size() - 32);
decryptSymNoAuth(encryptK, h256(), cipher, plaintext);
decryptSymNoAuth(encryptK, h128(), cipher, plaintext);
plaintext.resize(magic.size());
BOOST_REQUIRE(plaintext.size() > 0);
BOOST_REQUIRE(magic == plaintext);
}
BOOST_AUTO_TEST_CASE(crypto_aes128_ctr)
BOOST_AUTO_TEST_CASE(ecies_aes128_ctr)
{
Secret k(sha3("0xAAAA"));
string m = "AAAAAAAAAAAAAAAA";