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abstract cryptopp. add/test encrypt/decrypt for key.

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subtly 2014-10-22 22:57:41 +02:00
parent 9a5a6db634
commit 29450c0fab
1 changed files with 40 additions and 26 deletions
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62
crypto.cpp
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@ -38,22 +38,36 @@ using namespace CryptoPP;
BOOST_AUTO_TEST_SUITE(devcrypto) BOOST_AUTO_TEST_SUITE(devcrypto)
BOOST_AUTO_TEST_CASE(ecies) BOOST_AUTO_TEST_CASE(eckeypair_encrypt)
{ {
ECKeyPair k = ECKeyPair::create(); ECKeyPair k = ECKeyPair::create();
string message("Now is the time for all good persons to come to the aide of humanity.");
string original = message;
string message("Now is the time for all good men to come to the aide of humanity."); bytes b = asBytes(message);
bytes b = bytesRef(message).toBytes(); k.encrypt(b);
ECIESEncryptor(&k).encrypt(b); assert(b != asBytes(original));
bytesConstRef br(&b); bytes p = k.decrypt(&b);
bytes plain = ECIESDecryptor(&k).decrypt(br); assert(p == asBytes(original));
}
// ideally, decryptor will go a step further, accept a bytesRef and zero input. BOOST_AUTO_TEST_CASE(ecies)
assert(plain != b); {
// ECKeyPair k = ECKeyPair::create();
// plaintext is same as output //
assert(plain == bytesConstRef(message).toBytes()); // string message("Now is the time for all good persons to come to the aide of humanity.");
// bytes b = bytesRef(message).toBytes();
// ECIESEncryptor(&k).encrypt(b);
//
// bytesConstRef br(&b);
// bytes plain = ECIESDecryptor(&k).decrypt(br);
//
// // ideally, decryptor will go a step further, accept a bytesRef and zero input.
// assert(plain != b);
//
// // plaintext is same as output
// assert(plain == bytesConstRef(message).toBytes());
} }
BOOST_AUTO_TEST_CASE(ecdhe_aes128_ctr_sha3mac) BOOST_AUTO_TEST_CASE(ecdhe_aes128_ctr_sha3mac)
@ -73,9 +87,9 @@ BOOST_AUTO_TEST_CASE(cryptopp_ecies_message)
{ {
cnote << "Testing cryptopp_ecies_message..."; cnote << "Testing cryptopp_ecies_message...";
string const message("Now is the time for all good men to come to the aide of humanity."); string const message("Now is the time for all good persons to come to the aide of humanity.");
ECIES<ECP>::Decryptor localDecryptor(crypto::PRNG(), crypto::secp256k1()); ECIES<ECP>::Decryptor localDecryptor(pp::PRNG(), pp::secp256k1());
SavePrivateKey(localDecryptor.GetPrivateKey()); SavePrivateKey(localDecryptor.GetPrivateKey());
ECIES<ECP>::Encryptor localEncryptor(localDecryptor); ECIES<ECP>::Encryptor localEncryptor(localDecryptor);
@ -83,31 +97,31 @@ BOOST_AUTO_TEST_CASE(cryptopp_ecies_message)
ECIES<ECP>::Decryptor futureDecryptor; ECIES<ECP>::Decryptor futureDecryptor;
LoadPrivateKey(futureDecryptor.AccessPrivateKey()); LoadPrivateKey(futureDecryptor.AccessPrivateKey());
futureDecryptor.GetPrivateKey().ThrowIfInvalid(crypto::PRNG(), 3); futureDecryptor.GetPrivateKey().ThrowIfInvalid(pp::PRNG(), 3);
ECIES<ECP>::Encryptor futureEncryptor; ECIES<ECP>::Encryptor futureEncryptor;
LoadPublicKey(futureEncryptor.AccessPublicKey()); LoadPublicKey(futureEncryptor.AccessPublicKey());
futureEncryptor.GetPublicKey().ThrowIfInvalid(crypto::PRNG(), 3); futureEncryptor.GetPublicKey().ThrowIfInvalid(pp::PRNG(), 3);
// encrypt/decrypt with local // encrypt/decrypt with local
string cipherLocal; string cipherLocal;
StringSource ss1 (message, true, new PK_EncryptorFilter(crypto::PRNG(), localEncryptor, new StringSink(cipherLocal) ) ); StringSource ss1 (message, true, new PK_EncryptorFilter(pp::PRNG(), localEncryptor, new StringSink(cipherLocal) ) );
string plainLocal; string plainLocal;
StringSource ss2 (cipherLocal, true, new PK_DecryptorFilter(crypto::PRNG(), localDecryptor, new StringSink(plainLocal) ) ); StringSource ss2 (cipherLocal, true, new PK_DecryptorFilter(pp::PRNG(), localDecryptor, new StringSink(plainLocal) ) );
// encrypt/decrypt with future // encrypt/decrypt with future
string cipherFuture; string cipherFuture;
StringSource ss3 (message, true, new PK_EncryptorFilter(crypto::PRNG(), futureEncryptor, new StringSink(cipherFuture) ) ); StringSource ss3 (message, true, new PK_EncryptorFilter(pp::PRNG(), futureEncryptor, new StringSink(cipherFuture) ) );
string plainFuture; string plainFuture;
StringSource ss4 (cipherFuture, true, new PK_DecryptorFilter(crypto::PRNG(), futureDecryptor, new StringSink(plainFuture) ) ); StringSource ss4 (cipherFuture, true, new PK_DecryptorFilter(pp::PRNG(), futureDecryptor, new StringSink(plainFuture) ) );
// decrypt local w/future // decrypt local w/future
string plainFutureFromLocal; string plainFutureFromLocal;
StringSource ss5 (cipherLocal, true, new PK_DecryptorFilter(crypto::PRNG(), futureDecryptor, new StringSink(plainFutureFromLocal) ) ); StringSource ss5 (cipherLocal, true, new PK_DecryptorFilter(pp::PRNG(), futureDecryptor, new StringSink(plainFutureFromLocal) ) );
// decrypt future w/local // decrypt future w/local
string plainLocalFromFuture; string plainLocalFromFuture;
StringSource ss6 (cipherFuture, true, new PK_DecryptorFilter(crypto::PRNG(), localDecryptor, new StringSink(plainLocalFromFuture) ) ); StringSource ss6 (cipherFuture, true, new PK_DecryptorFilter(pp::PRNG(), localDecryptor, new StringSink(plainLocalFromFuture) ) );
assert(plainLocal == message); assert(plainLocal == message);
@ -126,12 +140,12 @@ BOOST_AUTO_TEST_CASE(cryptopp_ecdh_prime)
ECDH<ECP>::Domain dhLocal(curve); ECDH<ECP>::Domain dhLocal(curve);
SecByteBlock privLocal(dhLocal.PrivateKeyLength()); SecByteBlock privLocal(dhLocal.PrivateKeyLength());
SecByteBlock pubLocal(dhLocal.PublicKeyLength()); SecByteBlock pubLocal(dhLocal.PublicKeyLength());
dhLocal.GenerateKeyPair(dev::crypto::PRNG(), privLocal, pubLocal); dhLocal.GenerateKeyPair(pp::PRNG(), privLocal, pubLocal);
ECDH<ECP>::Domain dhRemote(curve); ECDH<ECP>::Domain dhRemote(curve);
SecByteBlock privRemote(dhRemote.PrivateKeyLength()); SecByteBlock privRemote(dhRemote.PrivateKeyLength());
SecByteBlock pubRemote(dhRemote.PublicKeyLength()); SecByteBlock pubRemote(dhRemote.PublicKeyLength());
dhRemote.GenerateKeyPair(dev::crypto::PRNG(), privRemote, pubRemote); dhRemote.GenerateKeyPair(pp::PRNG(), privRemote, pubRemote);
assert(dhLocal.AgreedValueLength() == dhRemote.AgreedValueLength()); assert(dhLocal.AgreedValueLength() == dhRemote.AgreedValueLength());
@ -168,7 +182,7 @@ BOOST_AUTO_TEST_CASE(cryptopp_aes128_ctr)
byte ctr[ AES::BLOCKSIZE ]; byte ctr[ AES::BLOCKSIZE ];
rng.GenerateBlock( ctr, sizeof(ctr) ); rng.GenerateBlock( ctr, sizeof(ctr) );
string text = "Now is the time for all good men to come to the aide of humanity."; string text = "Now is the time for all good persons to come to the aide of humanity.";
// c++11 ftw // c++11 ftw
unsigned char const* in = (unsigned char*)&text[0]; unsigned char const* in = (unsigned char*)&text[0];
unsigned char* out = (unsigned char*)&text[0]; unsigned char* out = (unsigned char*)&text[0];