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datatest.cpp
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datatest.cpp
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// datatest.cpp - originally written and placed in the public domain by Wei Dai
// CryptoPP::Test namespace added by JW in February 2017
#define CRYPTOPP_DEFAULT_NO_DLL
#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1
#include "cryptlib.h"
#include "factory.h"
#include "integer.h"
#include "filters.h"
#include "hex.h"
#include "randpool.h"
#include "files.h"
#include "trunhash.h"
#include "queue.h"
#include "smartptr.h"
#include "validate.h"
#include "hkdf.h"
#include "stdcpp.h"
#include <iostream>
#include <sstream>
// Aggressive stack checking with VS2005 SP1 and above.
#if (_MSC_FULL_VER >= 140050727)
# pragma strict_gs_check (on)
#endif
#if CRYPTOPP_MSC_VERSION
# pragma warning(disable: 4505 4355)
#endif
NAMESPACE_BEGIN(CryptoPP)
NAMESPACE_BEGIN(Test)
typedef std::map<std::string, std::string> TestData;
static bool s_thorough = false;
class TestFailure : public Exception
{
public:
TestFailure() : Exception(OTHER_ERROR, "Validation test failed") {}
};
static const TestData *s_currentTestData = NULLPTR;
static void OutputTestData(const TestData &v)
{
for (TestData::const_iterator i = v.begin(); i != v.end(); ++i)
{
std::cerr << i->first << ": " << i->second << std::endl;
}
}
static void SignalTestFailure()
{
OutputTestData(*s_currentTestData);
throw TestFailure();
}
static void SignalUnknownAlgorithmError(const std::string& algType)
{
OutputTestData(*s_currentTestData);
throw Exception(Exception::OTHER_ERROR, "Unknown algorithm " + algType + " during validation test");
}
static void SignalTestError()
{
OutputTestData(*s_currentTestData);
throw Exception(Exception::OTHER_ERROR, "Unexpected error during validation test");
}
bool DataExists(const TestData &data, const char *name)
{
TestData::const_iterator i = data.find(name);
return (i != data.end());
}
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 RandomizedTransfer(BufferedTransformation &source, BufferedTransformation &target, bool finish, const std::string &channel=DEFAULT_CHANNEL)
{
while (source.MaxRetrievable() > (finish ? 0 : 4096))
{
byte buf[4096+64];
size_t start = Test::GlobalRNG().GenerateWord32(0, 63);
size_t len = Test::GlobalRNG().GenerateWord32(1, UnsignedMin(4096U, 3*source.MaxRetrievable()/2));
len = source.Get(buf+start, len);
target.ChannelPut(channel, buf+start, len);
}
}
void PutDecodedDatumInto(const TestData &data, const char *name, BufferedTransformation &target)
{
std::string s1 = GetRequiredDatum(data, name), s2;
ByteQueue q;
while (!s1.empty())
{
while (s1[0] == ' ')
{
s1 = s1.substr(1);
if (s1.empty())
goto end; // avoid invalid read if s1 is empty
}
int repeat = 1;
if (s1[0] == 'r')
{
repeat = ::atoi(s1.c_str()+1);
s1 = s1.substr(s1.find(' ')+1);
}
// Convert word32 or word64 to little endian order. Some algorithm test vectors are
// presented in the format. We probably should have named them word32le and word64le.
if (s1.length() >= 6 && (s1.substr(0,6) == "word32" || s1.substr(0,6) == "word64"))
{
std::istringstream iss(s1.substr(6));
if (s1.substr(0,6) == "word64")
{
word64 value;
while (iss >> std::skipws >> std::hex >> value)
{
value = ConditionalByteReverse(LITTLE_ENDIAN_ORDER, value);
q.Put((const byte *)&value, 8);
}
}
else
{
word32 value;
while (iss >> std::skipws >> std::hex >> value)
{
value = ConditionalByteReverse(LITTLE_ENDIAN_ORDER, value);
q.Put((const byte *)&value, 4);
}
}
goto end;
}
s2.clear();
if (s1[0] == '\"')
{
s2 = s1.substr(1, s1.find('\"', 1)-1);
s1 = s1.substr(s2.length() + 2);
}
else if (s1.substr(0, 2) == "0x")
{
StringSource(s1.substr(2, s1.find(' ')), true, new HexDecoder(new StringSink(s2)));
s1 = s1.substr(STDMIN(s1.find(' '), s1.length()));
}
else
{
StringSource(s1.substr(0, s1.find(' ')), true, new HexDecoder(new StringSink(s2)));
s1 = s1.substr(STDMIN(s1.find(' '), s1.length()));
}
while (repeat--)
{
q.Put((const byte *)s2.data(), s2.size());
RandomizedTransfer(q, target, false);
}
}
end:
RandomizedTransfer(q, target, true);
}
std::string GetDecodedDatum(const TestData &data, const char *name)
{
std::string s;
PutDecodedDatumInto(data, name, StringSink(s).Ref());
return s;
}
std::string GetOptionalDecodedDatum(const TestData &data, const char *name)
{
std::string s;
if (DataExists(data, name))
PutDecodedDatumInto(data, name, StringSink(s).Ref());
return s;
}
class TestDataNameValuePairs : public NameValuePairs
{
public:
TestDataNameValuePairs(const TestData &data) : m_data(data) {}
virtual bool GetVoidValue(const char *name, const std::type_info &valueType, void *pValue) const
{
TestData::const_iterator i = m_data.find(name);
if (i == m_data.end())
{
if (std::string(name) == Name::DigestSize() && valueType == typeid(int))
{
i = m_data.find("MAC");
if (i == m_data.end())
i = m_data.find("Digest");
if (i == m_data.end())
return false;
m_temp.clear();
PutDecodedDatumInto(m_data, i->first.c_str(), StringSink(m_temp).Ref());
*reinterpret_cast<int *>(pValue) = (int)m_temp.size();
return true;
}
else
return false;
}
const std::string &value = i->second;
if (valueType == typeid(int))
*reinterpret_cast<int *>(pValue) = atoi(value.c_str());
else if (valueType == typeid(Integer))
*reinterpret_cast<Integer *>(pValue) = Integer((std::string(value) + "h").c_str());
else if (valueType == typeid(ConstByteArrayParameter))
{
m_temp.clear();
PutDecodedDatumInto(m_data, name, StringSink(m_temp).Ref());
reinterpret_cast<ConstByteArrayParameter *>(pValue)->Assign((const byte *)m_temp.data(), m_temp.size(), false);
}
else
throw ValueTypeMismatch(name, typeid(std::string), valueType);
return true;
}
private:
const TestData &m_data;
mutable std::string m_temp;
};
void TestKeyPairValidAndConsistent(CryptoMaterial &pub, const CryptoMaterial &priv)
{
// "!!" converts between bool <-> integral.
if (!pub.Validate(Test::GlobalRNG(), 2U+!!s_thorough))
SignalTestFailure();
if (!priv.Validate(Test::GlobalRNG(), 2U+!!s_thorough))
SignalTestFailure();
ByteQueue bq1, bq2;
pub.Save(bq1);
pub.AssignFrom(priv);
pub.Save(bq2);
if (bq1 != bq2)
SignalTestFailure();
}
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(Test::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")
{
SignatureVerificationFilter verifierFilter(*verifier, NULLPTR, SignatureVerificationFilter::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(Test::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());
SignatureVerificationFilter verifierFilter(*verifier, NULLPTR, SignatureVerificationFilter::THROW_EXCEPTION);
verifierFilter.Put((const byte *)"abc", 3);
StringSource ss("abc", true, new SignerFilter(Test::GlobalRNG(), *signer, new Redirector(verifierFilter)));
}
else if (test == "Sign")
{
SignerFilter f(Test::GlobalRNG(), *signer, new HexEncoder(new FileSink(std::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.
std::string signature;
SignerFilter f(Test::GlobalRNG(), *signer, new StringSink(signature));
StringSource ss(GetDecodedDatum(v, "Message"), true, new Redirector(f));
if (GetDecodedDatum(v, "Signature") != signature)
SignalTestFailure();
return;
}
else if (test == "RandomSign")
{
SignalTestError();
CRYPTOPP_ASSERT(false); // TODO: implement
}
else
{
SignalTestError();
CRYPTOPP_ASSERT(false);
}
}
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(Test::GlobalRNG(), *decryptor, new StringSink(decrypted)));
if (decrypted != expected)
SignalTestFailure();
}
else if (test == "KeyPairValidAndConsistent")
{
TestKeyPairValidAndConsistent(encryptor->AccessMaterial(), decryptor->GetMaterial());
}
else
{
SignalTestError();
CRYPTOPP_ASSERT(false);
}
}
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;
}
// Most block ciphers don't specify BlockSize. Kalyna and Threefish use it.
int blockSize = pairs.GetIntValueWithDefault(Name::BlockSize(), 0);
// Most block ciphers don't specify BlockPaddingScheme. Kalyna uses it in test vectors.
// 0 is NoPadding, 1 is ZerosPadding, 2 is PkcsPadding, 3 is OneAndZerosPadding, etc
// Note: The machinery is wired such that paddingScheme is effectively latched. An
// old paddingScheme may be unintentionally used in a subsequent test.
int paddingScheme = pairs.GetIntValueWithDefault(Name::BlockPaddingScheme(), 0);
ConstByteArrayParameter iv;
if (pairs.GetValue(Name::IV(), iv) && iv.size() != encryptor->IVSize() && (int)iv.size() != blockSize)
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);
}
// If a per-test vector parameter was set for a test, like BlockPadding, BlockSize or Tweak,
// then it becomes latched in testDataPairs. The old value is used in subsequent tests, and
// it could cause a self test failure in the next test. The behavior surfaced under Kalyna
// and Threefish. The Kalyna test vectors use NO_PADDING for all tests excpet one. For
// Threefish, using (and not using) a Tweak caused problems as we marched through test
// vectors. For BlockPadding, BlockSize or Tweak, unlatch them now, after the key has been
// set and NameValuePairs have been processed. Also note we only unlatch from testDataPairs.
// If overrideParameters are specified, the caller is responsible for managing the parameter.
v.erase("Tweak"); v.erase("BlockSize"); v.erase("BlockPaddingScheme");
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 << "\nincorrectly 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),
static_cast<BlockPaddingSchemeDef::BlockPaddingScheme>(paddingScheme));
RandomizedTransfer(StringStore(plaintext).Ref(), encFilter, true);
encFilter.MessageEnd();
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 << "\nincorrectly 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),
static_cast<BlockPaddingSchemeDef::BlockPaddingScheme>(paddingScheme));
RandomizedTransfer(StringStore(encrypted).Ref(), decFilter, true);
decFilter.MessageEnd();
if (decrypted != plaintext)
{
std::cout << "\nincorrectly decrypted: ";
StringSource xx(decrypted, false, new HexEncoder(new FileSink(std::cout)));
xx.Pump(256); xx.Flush(false);
std::cout << "\n";
SignalTestFailure();
}
}
else
{
std::cout << "\nunexpected test name\n";
SignalTestError();
}
}
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() && !Test::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 << "\nincorrectly 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 << "\nincorrectly 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 << "\nbad MAC size\n";
SignalTestFailure();
}
if (df.GetLastResult() != (test == "Encrypt"))
{
std::cout << "\nMAC incorrectly verified\n";
SignalTestFailure();
}
}
else
{
std::cout << "\nunexpected test name\n";
SignalTestError();
}
}
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 = NULLPTR;
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, NULLPTR, HashVerificationFilter::HASH_AT_BEGIN, digestSize);
PutDecodedDatumInto(v, digestName, verifierFilter);
PutDecodedDatumInto(v, "Message", verifierFilter);
verifierFilter.MessageEnd();
if (verifierFilter.GetLastResult() == (test == "NotVerify"))
SignalTestFailure();
}
else
{
SignalTestError();
CRYPTOPP_ASSERT(false);
}
}
void TestKeyDerivationFunction(TestData &v)
{
std::string name = GetRequiredDatum(v, "Name");
std::string test = GetRequiredDatum(v, "Test");
if(test == "Skip") return;
CRYPTOPP_ASSERT(test == "Verify");
std::string key = GetDecodedDatum(v, "Key");
std::string salt = GetDecodedDatum(v, "Salt");
std::string info = GetDecodedDatum(v, "Info");
std::string derived = GetDecodedDatum(v, "DerivedKey");
std::string t = GetDecodedDatum(v, "DerivedKeyLength");
TestDataNameValuePairs pairs(v);
unsigned int length = pairs.GetIntValueWithDefault(Name::DerivedKeyLength(), (int)derived.size());
member_ptr<KeyDerivationFunction> kdf;
kdf.reset(ObjectFactoryRegistry<KeyDerivationFunction>::Registry().CreateObject(name.c_str()));
std::string calc; calc.resize(length);
unsigned int ret = kdf->DeriveKey(reinterpret_cast<byte*>(&calc[0]), calc.size(),
reinterpret_cast<const byte*>(key.data()), key.size(),
reinterpret_cast<const byte*>(salt.data()), salt.size(),
reinterpret_cast<const byte*>(info.data()), info.size());
if(calc != derived || ret != length)
SignalTestFailure();
}
// GetField parses the name/value pairs. The tricky part is the insertion operator
// because Unix&Linux uses LF, OS X uses CR, and Windows uses CRLF. If this function
// is modified, then run 'cryptest.exe tv rsa_pkcs1_1_5' as a test. Its the parser
// file from hell. If it can be parsed without error, then things are likely OK.
bool GetField(std::istream &is, std::string &name, std::string &value)
{
// ***** Name *****
name.clear();
is >> name;
if (name.empty())
return false;
if (name[name.size()-1] != ':')
{
char c;
is >> std::skipws >> c;
if (c != ':')
SignalTestError();
}
else
name.erase(name.size()-1);
while (is.peek() == ' ')
is.ignore(1);
// ***** Value *****
value.clear();
std::string line;
bool continueLine = true;
while (continueLine && std::getline(is, line))
{
// Unix and Linux may have a stray \r because of Windows
if (!line.empty() && (line[line.size() - 1] == '\r' || line[line.size() - 1] == '\n')) {
line.erase(line.size()-1);
}
continueLine = false;
if (!line.empty())
{
// Early out for immediate line continuation
if (line[0] == '\\') {
continueLine = true;
continue;
}
// Check end of line. It must be last character
if (line[line.size() - 1] == '\\') {
continueLine = true;
}
// Check for comment. It can be first character
if (line[0] == '#') {
continue;
}
}
// Leading and trailing position. The leading position moves right, and
// trailing position moves left. The sub-string in the middle is the value
// for the name. We leave one space when line continuation is in effect.
// The value can be an empty string. One Plaintext value is often empty
// for algorithm testing.
std::string::size_type l=0, t=std::string::npos;
const std::string whitespace = "\t \r\n";
l = line.find_first_not_of(whitespace, l);
if (l == std::string::npos) { l = 0; }
t = line.find('#', l);
if (t != std::string::npos) { t--; }
t = line.find_last_not_of(whitespace+"\\", t);
if (t != std::string::npos) { t++; }
CRYPTOPP_ASSERT(t >= l);
value += line.substr(l, t - l);
if (continueLine)
value += ' ';
}
return true;
}
void OutputPair(const NameValuePairs &v, const char *name)
{
Integer x;
bool b = v.GetValue(name, x);
CRYPTOPP_UNUSED(b); CRYPTOPP_ASSERT(b);
std::cout << name << ": \\\n ";
x.Encode(HexEncoder(new FileSink(std::cout), false, 64, "\\\n ").Ref(), x.MinEncodedSize());
std::cout << std::endl;
}
void OutputNameValuePairs(const NameValuePairs &v)
{
std::string names = v.GetValueNames();
std::string::size_type i = 0;
while (i < names.size())
{
std::string::size_type j = names.find_first_of (';', i);
if (j == std::string::npos)
return;
else
{
std::string name = names.substr(i, j-i);
if (name.find(':') == std::string::npos)
OutputPair(v, name.c_str());
}
i = j + 1;
}
}
void TestDataFile(std::string filename, const NameValuePairs &overrideParameters, unsigned int &totalTests, unsigned int &failedTests)
{
static const std::string dataDirectory(CRYPTOPP_DATA_DIR);
if (!dataDirectory.empty())
{
if(dataDirectory != filename.substr(0, dataDirectory.length()))
filename.insert(0, dataDirectory);
}
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((std::numeric_limits<std::streamsize>::max)(), '\n');
if (file.peek() == '\n' || file.peek() == '\r')
v.clear();
if (!GetField(file, name, value))
break;
// Can't assert value. Plaintext is sometimes empty.
// CRYPTOPP_ASSERT(!value.empty());
v[name] = value;
if (name == "Test" && (s_thorough || v["SlowTest"] != "1"))
{
bool failed = true;
std::string algType = GetRequiredDatum(v, "AlgorithmType");
if (lastAlgName != GetRequiredDatum(v, "Name"))
{
lastAlgName = GetRequiredDatum(v, "Name");
std::cout << "\nTesting " << algType.c_str() << " algorithm " << lastAlgName.c_str() << ".\n";
}
try
{
if (algType == "Signature")
TestSignatureScheme(v);
else if (algType == "SymmetricCipher")
TestSymmetricCipher(v, overrideParameters);
else if (algType == "AuthenticatedSymmetricCipher")
TestAuthenticatedSymmetricCipher(v, overrideParameters);
else if (algType == "AsymmetricCipher")
TestAsymmetricCipher(v);
else if (algType == "MessageDigest")
TestDigestOrMAC(v, true);
else if (algType == "MAC")
TestDigestOrMAC(v, false);
else if (algType == "KDF")
TestKeyDerivationFunction(v);
else if (algType == "FileList")
TestDataFile(GetRequiredDatum(v, "Test"), g_nullNameValuePairs, totalTests, failedTests);
else
SignalUnknownAlgorithmError(algType);
failed = false;
}
catch (const TestFailure &)
{
std::cout << "\nTest failed.\n";
}
catch (const CryptoPP::Exception &e)
{
std::cout << "\nCryptoPP::Exception caught: " << e.what() << std::endl;
}
catch (const std::exception &e)
{
std::cout << "\nstd::exception caught: " << e.what() << std::endl;
}
if (failed)
{
std::cout << "Skipping to next test.\n";
failedTests++;
}
else
std::cout << "." << std::flush;
totalTests++;
}
}
}
bool RunTestDataFile(const char *filename, const NameValuePairs &overrideParameters, bool thorough)
{
s_thorough = thorough;
unsigned int totalTests = 0, failedTests = 0;
TestDataFile((filename ? filename : ""), overrideParameters, totalTests, failedTests);
std::cout << std::dec << "\nTests complete. Total tests = " << totalTests << ". Failed tests = " << failedTests << "." << std::endl;
if (failedTests != 0)
std::cout << "SOME TESTS FAILED!\n";
return failedTests == 0;
}
NAMESPACE_END // Test
NAMESPACE_END // CryptoPP