1 files changed, 83 insertions, 0 deletions
diff --git a/src/cz/crcs/ectester/reader/test/CardTestVectorSuite.java b/src/cz/crcs/ectester/reader/test/CardTestVectorSuite.java
new file mode 100644
index 0000000..73c6621
--- /dev/null
+++ b/src/cz/crcs/ectester/reader/test/CardTestVectorSuite.java
@@ -0,0 +1,83 @@
+package cz.crcs.ectester.reader.test;
+
+import cz.crcs.ectester.applet.ECTesterApplet;
+import cz.crcs.ectester.applet.EC_Consts;
+import cz.crcs.ectester.common.ec.*;
+import cz.crcs.ectester.common.output.TestWriter;
+import cz.crcs.ectester.common.test.*;
+import cz.crcs.ectester.common.util.ByteUtil;
+import cz.crcs.ectester.data.EC_Store;
+import cz.crcs.ectester.reader.CardMngr;
+import cz.crcs.ectester.reader.ECTesterReader;
+import cz.crcs.ectester.reader.command.Command;
+import cz.crcs.ectester.reader.response.Response;
+import javacard.security.KeyPair;
+
+import java.io.IOException;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+
+import static cz.crcs.ectester.common.test.Result.ExpectedValue;
+import static cz.crcs.ectester.common.test.Result.Value;
+
+/**
+ * @author Jan Jancar johny@neuromancer.sk
+ */
+public class CardTestVectorSuite extends CardTestSuite {
+
+    public CardTestVectorSuite(TestWriter writer, ECTesterReader.Config cfg, CardMngr cardManager) {
+        super(writer, cfg, cardManager, "test", "The test-vectors suite contains a collection of test vectors which test basic ECDH correctness.");
+    }
+
+    @Override
+    protected void runTests() throws Exception {
+        /* 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 = EC_Store.getInstance().getObjects(EC_KAResult.class, "test");
+        for (EC_KAResult result : results.values()) {
+            EC_Curve curve = EC_Store.getInstance().getObject(EC_Curve.class, result.getCurve());
+            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 = EC_Store.getInstance().getObject(EC_Keypair.class, result.getOneKey());
+            if (onekey == null) {
+                onekey = EC_Store.getInstance().getObject(EC_Key.Private.class, result.getOneKey());
+            }
+            EC_Params otherkey = EC_Store.getInstance().getObject(EC_Keypair.class, result.getOtherKey());
+            if (otherkey == null) {
+                otherkey = EC_Store.getInstance().getObject(EC_Key.Public.class, result.getOtherKey());
+            }
+            if (onekey == null || otherkey == null) {
+                throw new IOException("Test vector keys couldn't be located.");
+            }
+            List<Test> testVector = new LinkedList<>();
+
+            testVector.add(CommandTest.expect(new Command.Allocate(this.card, ECTesterApplet.KEYPAIR_BOTH, curve.getBits(), curve.getField()), ExpectedValue.SUCCESS));
+            testVector.add(CommandTest.expect(new Command.Set(this.card, ECTesterApplet.KEYPAIR_BOTH, EC_Consts.CURVE_external, curve.getParams(), curve.flatten()), ExpectedValue.SUCCESS));
+            testVector.add(CommandTest.expect(new Command.Set(this.card, ECTesterApplet.KEYPAIR_LOCAL, EC_Consts.CURVE_external, EC_Consts.PARAMETER_S, onekey.flatten(EC_Consts.PARAMETER_S)), ExpectedValue.SUCCESS));
+            testVector.add(CommandTest.expect(new Command.Set(this.card, ECTesterApplet.KEYPAIR_REMOTE, EC_Consts.CURVE_external, EC_Consts.PARAMETER_W, otherkey.flatten(EC_Consts.PARAMETER_W)), ExpectedValue.SUCCESS));
+            testVector.add(CommandTest.function(new Command.ECDH(this.card, ECTesterApplet.KEYPAIR_REMOTE, ECTesterApplet.KEYPAIR_LOCAL, ECTesterApplet.EXPORT_TRUE, EC_Consts.CORRUPTION_NONE, result.getJavaCardKA()), new TestCallback<CommandTestable>() {
+                @Override
+                public Result apply(CommandTestable testable) {
+                    Response.ECDH dh = (Response.ECDH) testable.getResponse();
+                    if (!dh.successful())
+                        return new Result(Value.FAILURE, "ECDH was unsuccessful.");
+                    if (!dh.hasSecret())
+                        return new Result(Value.FAILURE, "ECDH response did not contain the derived secret.");
+                    if (!ByteUtil.compareBytes(dh.getSecret(), 0, result.getData(0), 0, dh.secretLength())) {
+                        int firstDiff = ByteUtil.diffBytes(dh.getSecret(), 0, result.getData(0), 0, dh.secretLength());
+                        return new Result(Value.FAILURE, "ECDH derived secret does not match the test-vector, first difference was at byte " + String.valueOf(firstDiff) + ".");
+                    }
+                    return new Result(Value.SUCCESS);
+                }
+            }));
+            doTest(CompoundTest.all(ExpectedValue.SUCCESS, "Test vector " + result.getId(), testVector.toArray(new Test[0])));
+            new Command.Cleanup(this.card).send();
+        }
+    }
+}