const std::string & GetRequiredDatum(const TestData &data, const char *name)
{
TestData::const_iterator i = data.find(name);
if (i == data.end())
SignalTestError();
return i->second;
}
void TestSymmetricCipher(TestData &v)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
std::string key = GetDecodedDatum(v, "Key");
std::string ciphertext = GetDecodedDatum(v, "Ciphertext");
std::string plaintext = GetDecodedDatum(v, "Plaintext");
TestDataNameValuePairs pairs(v);
if (test == "Encrypt")
{
std::auto_ptr<SymmetricCipher> encryptor(ObjectFactoryRegistry<SymmetricCipher, ENCRYPTION>::Registry().CreateObject(name.c_str()));
encryptor->SetKey((const byte *)key.data(), key.size(), pairs);
std::string encrypted;
StringSource ss(plaintext, true, new StreamTransformationFilter(*encryptor, new StringSink(encrypted), StreamTransformationFilter::NO_PADDING));
if (encrypted != ciphertext)
SignalTestFailure();
}
else if (test == "Decrypt")
{
std::auto_ptr<SymmetricCipher> decryptor(ObjectFactoryRegistry<SymmetricCipher, DECRYPTION>::Registry().CreateObject(name.c_str()));
decryptor->SetKey((const byte *)key.data(), key.size(), pairs);
std::string decrypted;
StringSource ss(ciphertext, true, new StreamTransformationFilter(*decryptor, new StringSink(decrypted), StreamTransformationFilter::NO_PADDING));
if (decrypted != plaintext)
SignalTestFailure();
}
else
{
SignalTestError();
assert(false);
}
}
bool GetField(std::istream &is, std::string &name, std::string &value)
{
name.resize(0); // GCC workaround: 2.95.3 doesn't have clear()
is >> name;
if (name.empty())
return false;
if (name[name.size()-1] != ':')
{
char c;
is >> skipws >> c;
if (c != ':')
SignalTestError();
}
bool GetField(std::istream &is, std::string &name, std::string &value)
{
name.resize(0); // GCC workaround: 2.95.3 doesn't have clear()
is >> name;
if (name.empty())
return false;
if (name[name.size()-1] != ':')
SignalTestError();
name.erase(name.size()-1);
while (is.peek() == ' ')
is.ignore(1);
// VC60 workaround: getline bug
char buffer[128];
value.resize(0); // GCC workaround: 2.95.3 doesn't have clear()
bool continueLine;
do
{
do
{
is.get(buffer, sizeof(buffer));
value += buffer;
}
while (buffer[0] != 0);
is.clear();
is.ignore();
if (!value.empty() && value[value.size()-1] == '\r')
value.resize(value.size()-1);
if (!value.empty() && value[value.size()-1] == '\\')
{
value.resize(value.size()-1);
continueLine = true;
}
else
continueLine = false;
std::string::size_type i = value.find('#');
if (i != std::string::npos)
value.erase(i);
}
while (continueLine);
return true;
}
void TestDigestOrMAC(TestData &v, bool testDigest)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
member_ptr<MessageAuthenticationCode> mac;
member_ptr<HashTransformation> hash;
HashTransformation *pHash = NULL;
TestDataNameValuePairs pairs(v);
if (testDigest)
{
hash.reset(ObjectFactoryRegistry<HashTransformation>::Registry().CreateObject(name.c_str()));
pHash = hash.get();
}
else
{
mac.reset(ObjectFactoryRegistry<MessageAuthenticationCode>::Registry().CreateObject(name.c_str()));
pHash = mac.get();
ConstByteArrayParameter iv;
if (pairs.GetValue(Name::IV(), iv) && iv.size() != mac->IVSize())
SignalTestFailure();
std::string key = GetDecodedDatum(v, "Key");
mac->SetKey((const byte *)key.c_str(), key.size(), pairs);
}
if (test == "Verify" || test == "VerifyTruncated" || test == "NotVerify")
{
int digestSize = pHash->DigestSize();
if (test == "VerifyTruncated")
digestSize = atoi(GetRequiredDatum(v, "TruncatedSize").c_str());
TruncatedHashModule thash(*pHash, digestSize);
HashVerificationFilter verifierFilter(thash, NULL, HashVerificationFilter::HASH_AT_BEGIN);
PutDecodedDatumInto(v, "Digest", verifierFilter);
PutDecodedDatumInto(v, "Message", verifierFilter);
verifierFilter.MessageEnd();
if (verifierFilter.GetLastResult() == (test == "NotVerify"))
SignalTestFailure();
}
else
{
SignalTestError();
assert(false);
}
}
void TestDigestOrMAC(TestData &v, bool testDigest)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
const char *digestName = testDigest ? "Digest" : "MAC";
member_ptr<MessageAuthenticationCode> mac;
member_ptr<HashTransformation> hash;
HashTransformation *pHash = NULL;
TestDataNameValuePairs pairs(v);
if (testDigest)
{
hash.reset(ObjectFactoryRegistry<HashTransformation>::Registry().CreateObject(name.c_str()));
pHash = hash.get();
}
else
{
mac.reset(ObjectFactoryRegistry<MessageAuthenticationCode>::Registry().CreateObject(name.c_str()));
pHash = mac.get();
std::string key = GetDecodedDatum(v, "Key");
mac->SetKey((const byte *)key.c_str(), key.size(), pairs);
}
if (test == "Verify" || test == "VerifyTruncated" || test == "NotVerify")
{
int digestSize = -1;
if (test == "VerifyTruncated")
digestSize = pairs.GetIntValueWithDefault(Name::DigestSize(), digestSize);
HashVerificationFilter verifierFilter(*pHash, NULL, HashVerificationFilter::HASH_AT_BEGIN, digestSize);
PutDecodedDatumInto(v, digestName, verifierFilter);
PutDecodedDatumInto(v, "Message", verifierFilter);
verifierFilter.MessageEnd();
if (verifierFilter.GetLastResult() == (test == "NotVerify"))
SignalTestFailure();
}
else
{
SignalTestError();
assert(false);
}
}
bool GetField(std::istream &is, std::string &name, std::string &value)
{
name.resize(0); // GCC workaround: 2.95.3 doesn't have clear()
is >> name;
#if defined(__COVERITY__)
// The datafile being read is in /usr/share, and it protected by filesystem ACLs
// __coverity_tainted_data_sanitize__(reinterpret_cast<void*>(&name));
#endif
if (name.empty())
return false;
if (name[name.size()-1] != ':')
{
char c;
is >> skipws >> c;
if (c != ':')
SignalTestError();
}
void TestAsymmetricCipher(TestData &v)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
member_ptr<PK_Encryptor> encryptor(ObjectFactoryRegistry<PK_Encryptor>::Registry().CreateObject(name.c_str()));
member_ptr<PK_Decryptor> decryptor(ObjectFactoryRegistry<PK_Decryptor>::Registry().CreateObject(name.c_str()));
std::string keyFormat = GetRequiredDatum(v, "KeyFormat");
if (keyFormat == "DER")
{
decryptor->AccessMaterial().Load(StringStore(GetDecodedDatum(v, "PrivateKey")).Ref());
encryptor->AccessMaterial().Load(StringStore(GetDecodedDatum(v, "PublicKey")).Ref());
}
else if (keyFormat == "Component")
{
TestDataNameValuePairs pairs(v);
decryptor->AccessMaterial().AssignFrom(pairs);
encryptor->AccessMaterial().AssignFrom(pairs);
}
if (test == "DecryptMatch")
{
std::string decrypted, expected = GetDecodedDatum(v, "Plaintext");
StringSource ss(GetDecodedDatum(v, "Ciphertext"), true, new PK_DecryptorFilter(GlobalRNG(), *decryptor, new StringSink(decrypted)));
if (decrypted != expected)
SignalTestFailure();
}
else if (test == "KeyPairValidAndConsistent")
{
TestKeyPairValidAndConsistent(encryptor->AccessMaterial(), decryptor->GetMaterial());
}
else
{
SignalTestError();
assert(false);
}
}
void TestAuthenticatedSymmetricCipher(TestData &v, const NameValuePairs &overrideParameters)
{
std::string type = GetRequiredDatum(v, "AlgorithmType");
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
std::string key = GetDecodedDatum(v, "Key");
std::string plaintext = GetOptionalDecodedDatum(v, "Plaintext");
std::string ciphertext = GetOptionalDecodedDatum(v, "Ciphertext");
std::string header = GetOptionalDecodedDatum(v, "Header");
std::string footer = GetOptionalDecodedDatum(v, "Footer");
std::string mac = GetOptionalDecodedDatum(v, "MAC");
TestDataNameValuePairs testDataPairs(v);
CombinedNameValuePairs pairs(overrideParameters, testDataPairs);
if (test == "Encrypt" || test == "EncryptXorDigest" || test == "NotVerify")
{
member_ptr<AuthenticatedSymmetricCipher> asc1, asc2;
asc1.reset(ObjectFactoryRegistry<AuthenticatedSymmetricCipher, ENCRYPTION>::Registry().CreateObject(name.c_str()));
asc2.reset(ObjectFactoryRegistry<AuthenticatedSymmetricCipher, DECRYPTION>::Registry().CreateObject(name.c_str()));
asc1->SetKey((const byte *)key.data(), key.size(), pairs);
asc2->SetKey((const byte *)key.data(), key.size(), pairs);
std::string encrypted, decrypted;
AuthenticatedEncryptionFilter ef(*asc1, new StringSink(encrypted));
bool macAtBegin = !mac.empty() && !GlobalRNG().GenerateBit(); // test both ways randomly
AuthenticatedDecryptionFilter df(*asc2, new StringSink(decrypted), macAtBegin ? AuthenticatedDecryptionFilter::MAC_AT_BEGIN : 0);
if (asc1->NeedsPrespecifiedDataLengths())
{
asc1->SpecifyDataLengths(header.size(), plaintext.size(), footer.size());
asc2->SpecifyDataLengths(header.size(), plaintext.size(), footer.size());
}
StringStore sh(header), sp(plaintext), sc(ciphertext), sf(footer), sm(mac);
if (macAtBegin)
RandomizedTransfer(sm, df, true);
sh.CopyTo(df, LWORD_MAX, AAD_CHANNEL);
RandomizedTransfer(sc, df, true);
sf.CopyTo(df, LWORD_MAX, AAD_CHANNEL);
if (!macAtBegin)
RandomizedTransfer(sm, df, true);
df.MessageEnd();
RandomizedTransfer(sh, ef, true, AAD_CHANNEL);
RandomizedTransfer(sp, ef, true);
RandomizedTransfer(sf, ef, true, AAD_CHANNEL);
ef.MessageEnd();
if (test == "Encrypt" && encrypted != ciphertext+mac)
{
std::cout << "incorrectly encrypted: ";
StringSource xx(encrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(2048); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
if (test == "Encrypt" && decrypted != plaintext)
{
std::cout << "incorrectly decrypted: ";
StringSource xx(decrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(256); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
if (ciphertext.size()+mac.size()-plaintext.size() != asc1->DigestSize())
{
std::cout << "bad MAC size\n";
SignalTestFailure();
}
if (df.GetLastResult() != (test == "Encrypt"))
{
std::cout << "MAC incorrectly verified\n";
SignalTestFailure();
}
}
else
{
std::cout << "unexpected test name\n";
SignalTestError();
}
}
void TestSymmetricCipher(TestData &v, const NameValuePairs &overrideParameters)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
std::string key = GetDecodedDatum(v, "Key");
std::string plaintext = GetDecodedDatum(v, "Plaintext");
TestDataNameValuePairs testDataPairs(v);
CombinedNameValuePairs pairs(overrideParameters, testDataPairs);
if (test == "Encrypt" || test == "EncryptXorDigest" || test == "Resync" || test == "EncryptionMCT" || test == "DecryptionMCT")
{
static member_ptr<SymmetricCipher> encryptor, decryptor;
static std::string lastName;
if (name != lastName)
{
encryptor.reset(ObjectFactoryRegistry<SymmetricCipher, ENCRYPTION>::Registry().CreateObject(name.c_str()));
decryptor.reset(ObjectFactoryRegistry<SymmetricCipher, DECRYPTION>::Registry().CreateObject(name.c_str()));
lastName = name;
}
ConstByteArrayParameter iv;
if (pairs.GetValue(Name::IV(), iv) && iv.size() != encryptor->IVSize())
SignalTestFailure();
if (test == "Resync")
{
encryptor->Resynchronize(iv.begin(), (int)iv.size());
decryptor->Resynchronize(iv.begin(), (int)iv.size());
}
else
{
encryptor->SetKey((const byte *)key.data(), key.size(), pairs);
decryptor->SetKey((const byte *)key.data(), key.size(), pairs);
}
int seek = pairs.GetIntValueWithDefault("Seek", 0);
if (seek)
{
encryptor->Seek(seek);
decryptor->Seek(seek);
}
std::string encrypted, xorDigest, ciphertext, ciphertextXorDigest;
if (test == "EncryptionMCT" || test == "DecryptionMCT")
{
SymmetricCipher *cipher = encryptor.get();
SecByteBlock buf((byte *)plaintext.data(), plaintext.size()), keybuf((byte *)key.data(), key.size());
if (test == "DecryptionMCT")
{
cipher = decryptor.get();
ciphertext = GetDecodedDatum(v, "Ciphertext");
buf.Assign((byte *)ciphertext.data(), ciphertext.size());
}
for (int i=0; i<400; i++)
{
encrypted.reserve(10000 * plaintext.size());
for (int j=0; j<10000; j++)
{
cipher->ProcessString(buf.begin(), buf.size());
encrypted.append((char *)buf.begin(), buf.size());
}
encrypted.erase(0, encrypted.size() - keybuf.size());
xorbuf(keybuf.begin(), (const byte *)encrypted.data(), keybuf.size());
cipher->SetKey(keybuf, keybuf.size());
}
encrypted.assign((char *)buf.begin(), buf.size());
ciphertext = GetDecodedDatum(v, test == "EncryptionMCT" ? "Ciphertext" : "Plaintext");
if (encrypted != ciphertext)
{
std::cout << "incorrectly encrypted: ";
StringSource xx(encrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(256); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
return;
}
StreamTransformationFilter encFilter(*encryptor, new StringSink(encrypted), StreamTransformationFilter::NO_PADDING);
RandomizedTransfer(StringStore(plaintext).Ref(), encFilter, true);
encFilter.MessageEnd();
/*{
std::string z;
encryptor->Seek(seek);
StringSource ss(plaintext, false, new StreamTransformationFilter(*encryptor, new StringSink(z), StreamTransformationFilter::NO_PADDING));
while (ss.Pump(64)) {}
ss.PumpAll();
for (int i=0; i<z.length(); i++)
assert(encrypted[i] == z[i]);
}*/
if (test != "EncryptXorDigest")
ciphertext = GetDecodedDatum(v, "Ciphertext");
else
{
ciphertextXorDigest = GetDecodedDatum(v, "CiphertextXorDigest");
xorDigest.append(encrypted, 0, 64);
for (size_t i=64; i<encrypted.size(); i++)
xorDigest[i%64] ^= encrypted[i];
}
if (test != "EncryptXorDigest" ? encrypted != ciphertext : xorDigest != ciphertextXorDigest)
{
std::cout << "incorrectly encrypted: ";
StringSource xx(encrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(2048); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
std::string decrypted;
StreamTransformationFilter decFilter(*decryptor, new StringSink(decrypted), StreamTransformationFilter::NO_PADDING);
RandomizedTransfer(StringStore(encrypted).Ref(), decFilter, true);
decFilter.MessageEnd();
if (decrypted != plaintext)
{
std::cout << "incorrectly decrypted: ";
StringSource xx(decrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(256); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
}
else
{
std::cout << "unexpected test name\n";
SignalTestError();
}
}
void TestSignatureScheme(TestData &v)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
member_ptr<PK_Signer> signer(ObjectFactoryRegistry<PK_Signer>::Registry().CreateObject(name.c_str()));
member_ptr<PK_Verifier> verifier(ObjectFactoryRegistry<PK_Verifier>::Registry().CreateObject(name.c_str()));
TestDataNameValuePairs pairs(v);
if (test == "GenerateKey")
{
signer->AccessPrivateKey().GenerateRandom(GlobalRNG(), pairs);
verifier->AccessPublicKey().AssignFrom(signer->AccessPrivateKey());
}
else
{
std::string keyFormat = GetRequiredDatum(v, "KeyFormat");
if (keyFormat == "DER")
verifier->AccessMaterial().Load(StringStore(GetDecodedDatum(v, "PublicKey")).Ref());
else if (keyFormat == "Component")
verifier->AccessMaterial().AssignFrom(pairs);
if (test == "Verify" || test == "NotVerify")
{
VerifierFilter verifierFilter(*verifier, NULL, VerifierFilter::SIGNATURE_AT_BEGIN);
PutDecodedDatumInto(v, "Signature", verifierFilter);
PutDecodedDatumInto(v, "Message", verifierFilter);
verifierFilter.MessageEnd();
if (verifierFilter.GetLastResult() == (test == "NotVerify"))
SignalTestFailure();
return;
}
else if (test == "PublicKeyValid")
{
if (!verifier->GetMaterial().Validate(GlobalRNG(), 3))
SignalTestFailure();
return;
}
if (keyFormat == "DER")
signer->AccessMaterial().Load(StringStore(GetDecodedDatum(v, "PrivateKey")).Ref());
else if (keyFormat == "Component")
signer->AccessMaterial().AssignFrom(pairs);
}
if (test == "GenerateKey" || test == "KeyPairValidAndConsistent")
{
TestKeyPairValidAndConsistent(verifier->AccessMaterial(), signer->GetMaterial());
VerifierFilter verifierFilter(*verifier, NULL, VerifierFilter::THROW_EXCEPTION);
verifierFilter.Put((const byte *)"abc", 3);
StringSource ss("abc", true, new SignerFilter(GlobalRNG(), *signer, new Redirector(verifierFilter)));
}
else if (test == "Sign")
{
SignerFilter f(GlobalRNG(), *signer, new HexEncoder(new FileSink(cout)));
StringSource ss(GetDecodedDatum(v, "Message"), true, new Redirector(f));
SignalTestFailure();
}
else if (test == "DeterministicSign")
{
// This test is specialized for RFC 6979. The RFC is a drop-in replacement
// for DSA and ECDSA, and access to the seed or secret is not needed. If
// additional determinsitic signatures are added, then the test harness will
// likely need to be extended.
string signature;
SignerFilter f(GlobalRNG(), *signer, new HexEncoder(new StringSink(signature)));
StringSource ss(GetDecodedDatum(v, "Message"), true, new Redirector(f));
if (GetDecodedDatum(v, "Signature") != signature)
SignalTestFailure();
return;
}
else if (test == "RandomSign")
{
SignalTestError();
assert(false); // TODO: implement
}
else
{
SignalTestError();
assert(false);
}
}
void TestDataFile(const std::string &filename, unsigned int &totalTests, unsigned int &failedTests)
{
std::ifstream file(filename.c_str());
if (!file.good())
throw Exception(Exception::OTHER_ERROR, "Can not open file " + filename + " for reading");
TestData v;
s_currentTestData = &v;
std::string name, value, lastAlgName;
while (file)
{
while (file.peek() == '#')
file.ignore(INT_MAX, '\n');
if (file.peek() == '\n')
v.clear();
if (!GetField(file, name, value))
break;
v[name] = value;
if (name == "Test")
{
bool failed = true;
std::string algType = GetRequiredDatum(v, "AlgorithmType");
if (lastAlgName != GetRequiredDatum(v, "Name"))
{
lastAlgName = GetRequiredDatum(v, "Name");
cout << "\nTesting " << algType.c_str() << " algorithm " << lastAlgName.c_str() << ".\n";
}
try
{
if (algType == "Signature")
TestSignatureScheme(v);
else if (algType == "SymmetricCipher")
TestSymmetricCipher(v);
else if (algType == "AsymmetricCipher")
TestAsymmetricCipher(v);
else if (algType == "MessageDigest")
TestDigestOrMAC(v, true);
else if (algType == "MAC")
TestDigestOrMAC(v, false);
else if (algType == "FileList")
TestDataFile(GetRequiredDatum(v, "Test"), totalTests, failedTests);
else
SignalTestError();
failed = false;
}
catch (TestFailure &)
{
cout << "\nTest failed.\n";
}
catch (CryptoPP::Exception &e)
{
cout << "\nCryptoPP::Exception caught: " << e.what() << endl;
}
catch (std::exception &e)
{
cout << "\nstd::exception caught: " << e.what() << endl;
}
if (failed)
{
cout << "Skipping to next test.\n";
failedTests++;
}
else
cout << "." << flush;
totalTests++;
}
}
}
void TestSignatureScheme(TestData &v)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
std::auto_ptr<PK_Signer> signer(ObjectFactoryRegistry<PK_Signer>::Registry().CreateObject(name.c_str()));
std::auto_ptr<PK_Verifier> verifier(ObjectFactoryRegistry<PK_Verifier>::Registry().CreateObject(name.c_str()));
TestDataNameValuePairs pairs(v);
std::string keyFormat = GetRequiredDatum(v, "KeyFormat");
if (keyFormat == "DER")
verifier->AccessMaterial().Load(StringStore(GetDecodedDatum(v, "PublicKey")).Ref());
else if (keyFormat == "Component")
verifier->AccessMaterial().AssignFrom(pairs);
if (test == "Verify" || test == "NotVerify")
{
VerifierFilter verifierFilter(*verifier, NULL, VerifierFilter::SIGNATURE_AT_BEGIN);
PutDecodedDatumInto(v, "Signature", verifierFilter);
PutDecodedDatumInto(v, "Message", verifierFilter);
verifierFilter.MessageEnd();
if (verifierFilter.GetLastResult() == (test == "NotVerify"))
SignalTestFailure();
}
else if (test == "PublicKeyValid")
{
if (!verifier->GetMaterial().Validate(GlobalRNG(), 3))
SignalTestFailure();
}
else
goto privateKeyTests;
return;
privateKeyTests:
if (keyFormat == "DER")
signer->AccessMaterial().Load(StringStore(GetDecodedDatum(v, "PrivateKey")).Ref());
else if (keyFormat == "Component")
signer->AccessMaterial().AssignFrom(pairs);
if (test == "KeyPairValidAndConsistent")
{
TestKeyPairValidAndConsistent(verifier->AccessMaterial(), signer->GetMaterial());
}
else if (test == "Sign")
{
SignerFilter f(GlobalRNG(), *signer, new HexEncoder(new FileSink(cout)));
StringSource ss(GetDecodedDatum(v, "Message"), true, new Redirector(f));
SignalTestFailure();
}
else if (test == "DeterministicSign")
{
SignalTestError();
assert(false); // TODO: implement
}
else if (test == "RandomSign")
{
SignalTestError();
assert(false); // TODO: implement
}
else if (test == "GenerateKey")
{
SignalTestError();
assert(false);
}
else
{
SignalTestError();
assert(false);
}
}
void TestSymmetricCipher(TestData &v)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
std::string key = GetDecodedDatum(v, "Key");
std::string plaintext = GetDecodedDatum(v, "Plaintext");
TestDataNameValuePairs pairs(v);
if (test == "Encrypt" || test == "EncryptXorDigest")
{
std::auto_ptr<SymmetricCipher> encryptor(ObjectFactoryRegistry<SymmetricCipher, ENCRYPTION>::Registry().CreateObject(name.c_str()));
std::auto_ptr<SymmetricCipher> decryptor(ObjectFactoryRegistry<SymmetricCipher, DECRYPTION>::Registry().CreateObject(name.c_str()));
ConstByteArrayParameter iv;
if (pairs.GetValue(Name::IV(), iv) && iv.size() != encryptor->IVSize())
SignalTestFailure();
encryptor->SetKey((const byte *)key.data(), key.size(), pairs);
decryptor->SetKey((const byte *)key.data(), key.size(), pairs);
int seek = pairs.GetIntValueWithDefault("Seek", 0);
if (seek)
{
encryptor->Seek(seek);
decryptor->Seek(seek);
}
std::string encrypted, xorDigest, ciphertext, ciphertextXorDigest;
StringSource ss(plaintext, false, new StreamTransformationFilter(*encryptor, new StringSink(encrypted), StreamTransformationFilter::NO_PADDING));
ss.Pump(plaintext.size()/2 + 1);
ss.PumpAll();
/*{
std::string z;
encryptor->Seek(seek);
StringSource ss(plaintext, false, new StreamTransformationFilter(*encryptor, new StringSink(z), StreamTransformationFilter::NO_PADDING));
while (ss.Pump(64)) {}
ss.PumpAll();
for (int i=0; i<z.length(); i++)
assert(encrypted[i] == z[i]);
}*/
if (test == "Encrypt")
ciphertext = GetDecodedDatum(v, "Ciphertext");
else
{
ciphertextXorDigest = GetDecodedDatum(v, "CiphertextXorDigest");
xorDigest.append(encrypted, 0, 64);
for (size_t i=64; i<encrypted.size(); i++)
xorDigest[i%64] ^= encrypted[i];
}
if (test == "Encrypt" ? encrypted != ciphertext : xorDigest != ciphertextXorDigest)
{
std::cout << "incorrectly encrypted: ";
StringSource xx(encrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(256); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
std::string decrypted;
StringSource dd(encrypted, false, new StreamTransformationFilter(*decryptor, new StringSink(decrypted), StreamTransformationFilter::NO_PADDING));
dd.Pump(plaintext.size()/2 + 1);
dd.PumpAll();
if (decrypted != plaintext)
{
std::cout << "incorrectly decrypted: ";
StringSource xx(decrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(256); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
}
else if (test == "Decrypt")
{
}
else
{
SignalTestError();
assert(false);
}
}
