1 files changed, 129 insertions, 0 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/jce/provider/test/SipHashTest.java b/bcprov/src/main/java/org/bouncycastle/jce/provider/test/SipHashTest.java
new file mode 100644
index 0000000..5986141
--- /dev/null
+++ b/bcprov/src/main/java/org/bouncycastle/jce/provider/test/SipHashTest.java
@@ -0,0 +1,129 @@
+package org.bouncycastle.jce.provider.test;
+
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
+import java.security.NoSuchProviderException;
+import java.security.Security;
+
+import javax.crypto.KeyGenerator;
+import javax.crypto.Mac;
+import javax.crypto.SecretKey;
+import javax.crypto.spec.SecretKeySpec;
+
+import org.bouncycastle.jce.provider.BouncyCastleProvider;
+import org.bouncycastle.util.Arrays;
+import org.bouncycastle.util.encoders.Hex;
+import org.bouncycastle.util.test.SimpleTest;
+
+public class SipHashTest
+    extends SimpleTest
+{
+    public void performTest()
+        throws Exception
+    {
+        testMac();
+        testKeyGenerator();
+    }
+
+    private void testKeyGenerator()
+        throws NoSuchAlgorithmException,
+        NoSuchProviderException
+    {
+        testKeyGen("SipHash");
+        testKeyGen("SipHash-2-4");
+        testKeyGen("SipHash-4-8");
+    }
+
+    private void testKeyGen(String algorithm)
+        throws NoSuchAlgorithmException,
+        NoSuchProviderException
+    {
+        KeyGenerator kg = KeyGenerator.getInstance(algorithm, "BC");
+
+        SecretKey key = kg.generateKey();
+
+        if (!key.getAlgorithm().equalsIgnoreCase("SipHash"))
+        {
+            fail("Unexpected algorithm name in key", "SipHash", key.getAlgorithm());
+        }
+        if (key.getEncoded().length != 16)
+        {
+            fail("Expected 128 bit key");
+        }
+    }
+
+    private void testMac()
+        throws NoSuchAlgorithmException,
+        NoSuchProviderException,
+        InvalidKeyException
+    {
+        byte[] key = Hex.decode("000102030405060708090a0b0c0d0e0f");
+        byte[] input = Hex.decode("000102030405060708090a0b0c0d0e");
+
+        byte[] expected = Hex.decode("e545be4961ca29a1");
+
+        Mac mac = Mac.getInstance("SipHash", "BC");
+
+        mac.init(new SecretKeySpec(key, "SipHash"));
+
+        mac.update(input, 0, input.length);
+
+        byte[] result = mac.doFinal();
+
+        if (!Arrays.areEqual(expected, result))
+        {
+            fail("Result does not match expected value for doFinal()");
+        }
+
+        mac.init(new SecretKeySpec(key, "SipHash-2-4"));
+
+        mac.update(input, 0, input.length);
+
+        result = mac.doFinal();
+        if (!Arrays.areEqual(expected, result))
+        {
+            fail("Result does not match expected value for second doFinal()");
+        }
+
+        mac = Mac.getInstance("SipHash-2-4", "BC");
+
+        mac.init(new SecretKeySpec(key, "SipHash-2-4"));
+
+        mac.update(input, 0, input.length);
+
+        result = mac.doFinal();
+        if (!Arrays.areEqual(expected, result))
+        {
+            fail("Result does not match expected value for alias");
+        }
+
+        // SipHash 4-8
+        expected = Hex.decode("e0a6a97dd589d383");
+
+        mac = Mac.getInstance("SipHash-4-8", "BC");
+
+        mac.init(new SecretKeySpec(key, "SipHash"));
+
+        mac.update(input, 0, input.length);
+
+        result = mac.doFinal();
+
+        if (!Arrays.areEqual(expected, result))
+        {
+            fail("Result does not match expected value for SipHash 4-8");
+        }
+    }
+
+    public String getName()
+    {
+        return "SipHash";
+    }
+
+    public static void main(
+        String[]    args)
+    {
+        Security.addProvider(new BouncyCastleProvider());
+
+        runTest(new SipHashTest());
+    }
+}