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ECIES interop with go is a go.

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subtly 2015-03-03 13:01:47 +01:00
parent 0a7b5bb62b
commit 42f7632c3c
1 changed files with 47 additions and 0 deletions
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47
crypto.cpp
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@ -230,12 +230,52 @@ BOOST_AUTO_TEST_CASE(cryptopp_ecdsa_sipaseckp256k1)
BOOST_AUTO_TEST_CASE(ecies_interop_test)
{
CryptoPP::SHA256 sha256ctx;
bytes emptyExpected(fromHex("0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"));
bytes empty;
sha256ctx.Update(empty.data(), 0);
bytes emptyTestOut(32);
sha256ctx.Final(emptyTestOut.data());
BOOST_REQUIRE(emptyExpected == emptyTestOut);
bytes hash1Expected(fromHex("0x8949b278bbafb8da1aaa18cb724175c5952280f74be5d29ab4b37d1b45c84b08"));
bytes hash1input(fromHex("0x55a53b55afb12affff3c"));
sha256ctx.Update(hash1input.data(), hash1input.size());
bytes hash1Out(32);
sha256ctx.Final(hash1Out.data());
BOOST_REQUIRE(hash1Out == hash1Expected);
h128 hmack(fromHex("0x07a4b6dfa06369a570f2dcba2f11a18f"));
CryptoPP::HMAC<SHA256> hmacctx(hmack.data(), h128::size);
bytes input(fromHex("0x4dcb92ed4fc67fe86832"));
hmacctx.Update(input.data(), input.size());
bytes hmacExpected(fromHex("0xc90b62b1a673b47df8e395e671a68bfa68070d6e2ef039598bb829398b89b9a9"));
bytes hmacOut(hmacExpected.size());
hmacctx.Final(hmacOut.data());
BOOST_REQUIRE(hmacExpected == hmacOut);
// go messageTag
bytes tagSecret(fromHex("0xaf6623e52208c596e17c72cea6f1cb09"));
bytes tagInput(fromHex("0x3461282bcedace970df2"));
bytes tagExpected(fromHex("0xb3ce623bce08d5793677ba9441b22bb34d3e8a7de964206d26589df3e8eb5183"));
CryptoPP::HMAC<SHA256> hmactagctx(tagSecret.data(), tagSecret.size());
hmactagctx.Update(tagInput.data(), tagInput.size());
h256 mac;
hmactagctx.Final(mac.data());
BOOST_REQUIRE(mac.asBytes() == tagExpected);
Secret input1(fromHex("0x0de72f1223915fa8b8bf45dffef67aef8d89792d116eb61c9a1eb02c422a4663"));
bytes expect1(fromHex("0x1d0c446f9899a3426f2b89a8cb75c14b"));
bytes test1;
test1 = s_secp256k1.eciesKDF(input1, bytes(), 16);
BOOST_REQUIRE(test1 == expect1);
Secret kdfInput2(fromHex("0x961c065873443014e0371f1ed656c586c6730bf927415757f389d92acf8268df"));
bytes kdfExpect2(fromHex("0x4050c52e6d9c08755e5a818ac66fabe478b825b1836fd5efc4d44e40d04dabcc"));
bytes kdfTest2;
kdfTest2 = s_secp256k1.eciesKDF(kdfInput2, bytes(), 32);
BOOST_REQUIRE(kdfTest2 == kdfExpect2);
KeyPair k(Secret(fromHex("0x332143e9629eedff7d142d741f896258f5a1bfab54dab2121d3ec5000093d74b")));
Public p(fromHex("0xf0d2b97981bd0d415a843b5dfe8ab77a30300daab3658c578f2340308a2da1a07f0821367332598b6aa4e180a41e92f4ebbae3518da847f0b1c0bbfe20bcf4e1"));
Secret agreeExpected(fromHex("0xee1418607c2fcfb57fda40380e885a707f49000a5dda056d828b7d9bd1f29a08"));
@ -243,6 +283,13 @@ BOOST_AUTO_TEST_CASE(ecies_interop_test)
s_secp256k1.agree(k.sec(), p, agreeTest);
BOOST_REQUIRE(agreeExpected == agreeTest);
KeyPair kmK(Secret(fromHex("0x57baf2c62005ddec64c357d96183ebc90bf9100583280e848aa31d683cad73cb")));
bytes kmCipher(fromHex("0x04ff2c874d0a47917c84eea0b2a4141ca95233720b5c70f81a8415bae1dc7b746b61df7558811c1d6054333907333ef9bb0cc2fbf8b34abb9730d14e0140f4553f4b15d705120af46cf653a1dc5b95b312cf8444714f95a4f7a0425b67fc064d18f4d0a528761565ca02d97faffdac23de10"));
bytes kmPlain = kmCipher;
bytes kmExpected(asBytes("a"));
BOOST_REQUIRE(s_secp256k1.decryptECIES(kmK.sec(), kmPlain));
BOOST_REQUIRE(kmExpected == kmPlain);
KeyPair kenc(Secret(fromHex("0x472413e97f1fd58d84e28a559479e6b6902d2e8a0cee672ef38a3a35d263886b")));
Public penc(Public(fromHex("0x7a2aa2951282279dc1171549a7112b07c38c0d97c0fe2c0ae6c4588ba15be74a04efc4f7da443f6d61f68a9279bc82b73e0cc8d090048e9f87e838ae65dd8d4c")));
BOOST_REQUIRE(penc == kenc.pub());