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package cz.crcs.ectester.reader;
import cz.crcs.ectester.applet.ECTesterApplet;
import cz.crcs.ectester.applet.EC_Consts;
import cz.crcs.ectester.data.EC_Store;
import cz.crcs.ectester.reader.ec.*;
import javacard.security.KeyPair;
import javax.smartcardio.CardException;
import java.io.IOException;
import java.util.*;
/**
* @author Jan Jancar johny@neuromancer.sk
*/
public abstract class TestSuite {
EC_Store dataStore;
ECTester.Config cfg;
DirtyLogger systemOut;
String name;
List<Test> tests = new LinkedList<>();
TestSuite(EC_Store dataStore, ECTester.Config cfg, DirtyLogger systemOut, String name) {
this.dataStore = dataStore;
this.cfg = cfg;
this.systemOut = systemOut;
this.name = name;
}
public List<Test> run(CardMngr cardManager) throws CardException, IOException {
for (Test t : tests) {
if (!t.hasRun()) {
t.run();
systemOut.println(t.toString());
}
}
return tests;
}
public List<Test> getTests() {
return Collections.unmodifiableList(tests);
}
public String getName() {
return name;
}
/**
* @param cardManager cardManager to send APDU through
* @param generateExpected expected result of the Generate command
* @param ecdhExpected expected result of the ordinary ECDH command
* @param ecdsaExpected expected result of the ordinary ECDSA command
* @return tests to run
*/
List<Test> testCurve(CardMngr cardManager, Test.Result generateExpected, Test.Result ecdhExpected, Test.Result ecdsaExpected) {
List<Test> tests = new LinkedList<>();
tests.add(new Test(new Command.Generate(cardManager, ECTesterApplet.KEYPAIR_BOTH), generateExpected));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_NONE, EC_Consts.KA_ECDH), ecdhExpected));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_COMPRESS, EC_Consts.KA_ECDH), ecdhExpected));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_ONE, EC_Consts.KA_ECDH), Test.Result.FAILURE));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_ZERO, EC_Consts.KA_ECDH), Test.Result.FAILURE));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_MAX, EC_Consts.KA_ECDH), Test.Result.FAILURE));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_FULLRANDOM, EC_Consts.KA_ECDH), Test.Result.FAILURE));
tests.add(new Test(new Command.ECDSA(cardManager, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.EXPORT_FALSE, null), ecdsaExpected));
return tests;
}
/**
* @param cardManager cardManager to send APDU through
* @param category category to test
* @param field field to test (KeyPair.ALG_EC_FP || KeyPair.ALG_EC_F2M)
* @param setExpected expected result of the Set (curve) command
* @param generateExpected expected result of the Generate command
* @param ecdhExpected expected result of the ordinary ECDH command
* @param ecdsaExpected expected result of the ordinary ECDSA command
* @return tests to run
*/
List<Test> testCategory(CardMngr cardManager, String category, byte field, Test.Result setExpected, Test.Result generateExpected, Test.Result ecdhExpected, Test.Result ecdsaExpected) {
List<Test> tests = new LinkedList<>();
Map<String, EC_Curve> curves = dataStore.getObjects(EC_Curve.class, category);
if (curves == null)
return tests;
for (Map.Entry<String, EC_Curve> entry : curves.entrySet()) {
EC_Curve curve = entry.getValue();
if (curve.getField() == field && (curve.getBits() == cfg.bits || cfg.all)) {
tests.add(new Test(new Command.Allocate(cardManager, ECTesterApplet.KEYPAIR_BOTH, curve.getBits(), field), Test.Result.SUCCESS));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_BOTH, EC_Consts.CURVE_external, curve.getParams(), curve.flatten()), setExpected));
tests.addAll(testCurve(cardManager, generateExpected, ecdhExpected, ecdsaExpected));
tests.add(new Test(new Command.Cleanup(cardManager), Test.Result.ANY));
}
}
return tests;
}
public static class Default extends TestSuite {
public Default(EC_Store dataStore, ECTester.Config cfg, DirtyLogger systemOut) {
super(dataStore, cfg, systemOut, "default");
}
@Override
public List<Test> run(CardMngr cardManager) throws IOException, CardException {
tests.add(new Test(new Command.Support(cardManager), Test.Result.ANY));
if (cfg.namedCurve != null) {
if (cfg.primeField) {
tests.addAll(testCategory(cardManager, cfg.namedCurve, KeyPair.ALG_EC_FP, Test.Result.SUCCESS, Test.Result.SUCCESS, Test.Result.SUCCESS, Test.Result.SUCCESS));
}
if (cfg.binaryField) {
tests.addAll(testCategory(cardManager, cfg.namedCurve, KeyPair.ALG_EC_F2M, Test.Result.SUCCESS, Test.Result.SUCCESS, Test.Result.SUCCESS, Test.Result.SUCCESS));
}
} else {
if (cfg.all) {
if (cfg.primeField) {
//iterate over prime curve sizes used: EC_Consts.FP_SIZES
for (short keyLength : EC_Consts.FP_SIZES) {
defaultTests(cardManager, keyLength, KeyPair.ALG_EC_FP);
}
}
if (cfg.binaryField) {
//iterate over binary curve sizes used: EC_Consts.F2M_SIZES
for (short keyLength : EC_Consts.F2M_SIZES) {
defaultTests(cardManager, keyLength, KeyPair.ALG_EC_F2M);
}
}
} else {
if (cfg.primeField) {
defaultTests(cardManager, (short) cfg.bits, KeyPair.ALG_EC_FP);
}
if (cfg.binaryField) {
defaultTests(cardManager, (short) cfg.bits, KeyPair.ALG_EC_F2M);
}
}
}
return super.run(cardManager);
}
private void defaultTests(CardMngr cardManager, short keyLength, byte keyType) throws IOException {
tests.add(new Test(new Command.Allocate(cardManager, ECTesterApplet.KEYPAIR_BOTH, keyLength, keyType), Test.Result.SUCCESS));
Command curve = Command.prepareCurve(cardManager, dataStore, cfg, ECTesterApplet.KEYPAIR_BOTH, keyLength, keyType);
if (curve != null)
tests.add(new Test(curve, Test.Result.SUCCESS));
tests.addAll(testCurve(cardManager, Test.Result.SUCCESS, Test.Result.SUCCESS, Test.Result.SUCCESS));
tests.add(new Test(new Command.Cleanup(cardManager), Test.Result.ANY));
}
}
public static class TestVectors extends TestSuite {
public TestVectors(EC_Store dataStore, ECTester.Config cfg, DirtyLogger systemOut) {
super(dataStore, cfg, systemOut, "test");
}
@Override
public List<Test> run(CardMngr cardManager) throws IOException, CardException {
/* Set original curves (secg/nist/brainpool). Set keypairs from test vectors.
* Do ECDH both ways, export and verify that the result is correct.
*/
Map<String, EC_KAResult> results = dataStore.getObjects(EC_KAResult.class, "test");
for (EC_KAResult result : results.values()) {
EC_Curve curve = dataStore.getObject(EC_Curve.class, result.getCurve());
if (cfg.namedCurve != null && !(result.getCurve().startsWith(cfg.namedCurve) || result.getCurve().equals(cfg.namedCurve))) {
continue;
}
if (curve.getBits() != cfg.bits && !cfg.all) {
continue;
}
if (curve.getField() == KeyPair.ALG_EC_FP && !cfg.primeField || curve.getField() == KeyPair.ALG_EC_F2M && !cfg.binaryField) {
continue;
}
EC_Params onekey = dataStore.getObject(EC_Keypair.class, result.getOneKey());
if (onekey == null) {
onekey = dataStore.getObject(EC_Key.Private.class, result.getOneKey());
}
EC_Params otherkey = dataStore.getObject(EC_Keypair.class, result.getOtherKey());
if (otherkey == null) {
otherkey = dataStore.getObject(EC_Key.Public.class, result.getOtherKey());
}
if (onekey == null || otherkey == null) {
throw new IOException("Test vector keys couldn't be located.");
}
tests.add(new Test(new Command.Allocate(cardManager, ECTesterApplet.KEYPAIR_BOTH, curve.getBits(), curve.getField()), Test.Result.SUCCESS));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_BOTH, EC_Consts.CURVE_external, curve.getParams(), curve.flatten()), Test.Result.SUCCESS));
//tests.add(new Test(new Command.Generate(cardManager, ECTesterApplet.KEYPAIR_BOTH), Test.Result.SUCCESS));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_LOCAL, EC_Consts.CURVE_external, EC_Consts.PARAMETER_S, onekey.flatten(EC_Consts.PARAMETER_S)), Test.Result.SUCCESS));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_REMOTE, EC_Consts.CURVE_external, EC_Consts.PARAMETER_W, otherkey.flatten(EC_Consts.PARAMETER_W)), Test.Result.SUCCESS));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.EXPORT_TRUE, EC_Consts.CORRUPTION_NONE, result.getKA()), Test.Result.SUCCESS, (command, response) -> {
Response.ECDH dh = (Response.ECDH) response;
if (!dh.successful() || !dh.hasSecret())
return Test.Result.FAILURE;
if (!Util.compareBytes(dh.getSecret(), 0, result.getParam(0), 0, dh.secretLength())) {
return Test.Result.FAILURE;
}
return Test.Result.SUCCESS;
}));
tests.add(new Test(new Command.Cleanup(cardManager), Test.Result.ANY));
}
return super.run(cardManager);
}
}
public static class NonPrime extends TestSuite {
public NonPrime(EC_Store dataStore, ECTester.Config cfg, DirtyLogger systemOut) {
super(dataStore, cfg, systemOut, "nonprime");
}
@Override
public List<Test> run(CardMngr cardManager) throws IOException, CardException {
/* Do the default tests with the public keys set to provided smallorder keys
* over non-prime order curves. Essentially small subgroup attacks.
* These should fail, the curves aren't safe so that if the computation with
* a small order public key succeeds the private key modulo the public key order
* is revealed.
*/
Map<String, EC_Key> keys = dataStore.getObjects(EC_Key.class, "nonprime");
for (EC_Key key : keys.values()) {
EC_Curve curve = dataStore.getObject(EC_Curve.class, key.getCurve());
if (cfg.namedCurve != null && !(key.getCurve().startsWith(cfg.namedCurve) || key.getCurve().equals(cfg.namedCurve))) {
continue;
}
if (curve.getField() == KeyPair.ALG_EC_FP && !cfg.primeField || curve.getField() == KeyPair.ALG_EC_F2M && !cfg.binaryField) {
continue;
}
if ((curve.getBits() == cfg.bits || cfg.all)) {
tests.add(new Test(new Command.Allocate(cardManager, ECTesterApplet.KEYPAIR_BOTH, curve.getBits(), curve.getField()), Test.Result.SUCCESS));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_BOTH, EC_Consts.CURVE_external, curve.getParams(), curve.flatten()), Test.Result.ANY));
tests.add(new Test(new Command.Generate(cardManager, ECTesterApplet.KEYPAIR_LOCAL), Test.Result.ANY));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_REMOTE, EC_Consts.CURVE_external, key.getParams(), key.flatten()), Test.Result.ANY));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_NONE, EC_Consts.KA_ECDH), Test.Result.FAILURE));
tests.add(new Test(new Command.Cleanup(cardManager), Test.Result.ANY));
}
}
return super.run(cardManager);
}
}
public static class Invalid extends TestSuite {
public Invalid(EC_Store dataStore, ECTester.Config cfg, DirtyLogger systemOut) {
super(dataStore, cfg, systemOut, "invalid");
}
@Override
public List<Test> run(CardMngr cardManager) throws CardException, IOException {
/* Set original curves (secg/nist/brainpool). Generate local.
* Try ECDH with invalid public keys of increasing (or decreasing) order.
*/
Map<String, EC_Key.Public> pubkeys = dataStore.getObjects(EC_Key.Public.class, "invalid");
Map<EC_Curve, List<EC_Key.Public>> curves = new HashMap<>();
for (EC_Key.Public key : pubkeys.values()) {
EC_Curve curve = dataStore.getObject(EC_Curve.class, key.getCurve());
if (cfg.namedCurve != null && !(key.getCurve().startsWith(cfg.namedCurve) || key.getCurve().equals(cfg.namedCurve))) {
continue;
}
if (curve.getBits() != cfg.bits && !cfg.all) {
continue;
}
if (curve.getField() == KeyPair.ALG_EC_FP && !cfg.primeField || curve.getField() == KeyPair.ALG_EC_F2M && !cfg.binaryField) {
continue;
}
List<EC_Key.Public> keys = curves.getOrDefault(curve, new LinkedList<>());
keys.add(key);
curves.putIfAbsent(curve, keys);
}
for (Map.Entry<EC_Curve, List<EC_Key.Public>> e : curves.entrySet()) {
EC_Curve curve = e.getKey();
List<EC_Key.Public> keys = e.getValue();
tests.add(new Test(new Command.Allocate(cardManager, ECTesterApplet.KEYPAIR_BOTH, curve.getBits(), curve.getField()), Test.Result.SUCCESS));
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_BOTH, EC_Consts.CURVE_external, curve.getParams(), curve.flatten()), Test.Result.SUCCESS));
tests.add(new Test(new Command.Generate(cardManager, ECTesterApplet.KEYPAIR_LOCAL), Test.Result.SUCCESS));
for (EC_Key.Public pub : keys) {
tests.add(new Test(new Command.Set(cardManager, ECTesterApplet.KEYPAIR_REMOTE, EC_Consts.CURVE_external, pub.getParams(), pub.flatten()), Test.Result.ANY));
tests.add(new Test(new Command.ECDH(cardManager, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.EXPORT_FALSE, EC_Consts.CORRUPTION_NONE, EC_Consts.KA_ANY), Test.Result.FAILURE));
}
tests.add(new Test(new Command.Cleanup(cardManager), Test.Result.ANY));
}
return super.run(cardManager);
}
}
public static class Wrong extends TestSuite {
public Wrong(EC_Store dataStore, ECTester.Config cfg, DirtyLogger systemOut) {
super(dataStore, cfg, systemOut, "wrong");
}
@Override
public List<Test> run(CardMngr cardManager) throws CardException, IOException {
/* Just do the default tests on the wrong curves.
* These should generally fail, the curves aren't curves.
*/
if (cfg.primeField) {
tests.addAll(testCategory(cardManager, cfg.testSuite, KeyPair.ALG_EC_FP, Test.Result.FAILURE, Test.Result.FAILURE, Test.Result.FAILURE, Test.Result.FAILURE));
}
if (cfg.binaryField) {
tests.addAll(testCategory(cardManager, cfg.testSuite, KeyPair.ALG_EC_F2M, Test.Result.FAILURE, Test.Result.FAILURE, Test.Result.FAILURE, Test.Result.FAILURE));
}
return super.run(cardManager);
}
}
}
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