Merge "Merge remote-tracking branch 'aosp/upstream-master' into merge-152-from-upstream"

1 files changed, 67 insertions, 0 deletions

diff --git a/bcprov/src/main/java/org/bouncycastle/pqc/crypto/test/RainbowSignerTest.java b/bcprov/src/main/java/org/bouncycastle/pqc/crypto/test/RainbowSignerTest.java
new file mode 100644
index 0000000..ae6774b
--- /dev/null
+++ b/bcprov/src/main/java/org/bouncycastle/pqc/crypto/test/RainbowSignerTest.java
@@ -0,0 +1,67 @@
+package org.bouncycastle.pqc.crypto.test;
+
+
+import java.math.BigInteger;
+import java.security.SecureRandom;
+
+import org.bouncycastle.crypto.AsymmetricCipherKeyPair;
+import org.bouncycastle.crypto.digests.SHA224Digest;
+import org.bouncycastle.crypto.params.ParametersWithRandom;
+import org.bouncycastle.pqc.crypto.DigestingMessageSigner;
+import org.bouncycastle.pqc.crypto.rainbow.RainbowKeyGenerationParameters;
+import org.bouncycastle.pqc.crypto.rainbow.RainbowKeyPairGenerator;
+import org.bouncycastle.pqc.crypto.rainbow.RainbowParameters;
+import org.bouncycastle.pqc.crypto.rainbow.RainbowSigner;
+import org.bouncycastle.util.BigIntegers;
+import org.bouncycastle.util.encoders.Hex;
+import org.bouncycastle.util.test.FixedSecureRandom;
+import org.bouncycastle.util.test.SimpleTest;
+
+
+public class RainbowSignerTest
+extends SimpleTest
+{
+    byte[] keyData = Hex.decode("b5014e4b60ef2ba8b6211b4062ba3224e0427dd3");
+
+    SecureRandom    keyRandom = new FixedSecureRandom(new byte[][] { keyData, keyData });
+
+
+    public String getName()
+    {
+        return "Rainbow";
+    }
+
+    public void performTest()
+    {
+        RainbowParameters params = new RainbowParameters();
+
+        RainbowKeyPairGenerator rainbowKeyGen = new RainbowKeyPairGenerator();
+        RainbowKeyGenerationParameters genParam = new RainbowKeyGenerationParameters(keyRandom, params);
+
+        rainbowKeyGen.init(genParam);
+
+        AsymmetricCipherKeyPair pair = rainbowKeyGen.generateKeyPair();
+
+        ParametersWithRandom param = new ParametersWithRandom(pair.getPrivate(), keyRandom);
+
+        DigestingMessageSigner rainbowSigner = new DigestingMessageSigner(new RainbowSigner() , new SHA224Digest());
+        rainbowSigner.init(true, param);
+
+        byte[] message = BigIntegers.asUnsignedByteArray(new BigInteger("968236873715988614170569073515315707566766479517"));
+        rainbowSigner.update(message, 0, message.length);
+        byte[] sig = rainbowSigner.generateSignature();
+
+        rainbowSigner.init(false, pair.getPublic());
+        rainbowSigner.update(message, 0, message.length);
+        if (!rainbowSigner.verify(sig))
+        {
+            fail("verification fails");
+        }
+    }
+
+    public static void main(
+            String[]    args)
+    {
+        runTest(new RainbowSignerTest());
+    }
+}