v0.2.0

1 files changed, 69 insertions, 0 deletions

diff --git a/src/cz/crcs/ectester/standalone/libs/jni/NativeECPublicKey.java b/src/cz/crcs/ectester/standalone/libs/jni/NativeECPublicKey.java
new file mode 100644
index 0000000..8fc4747
--- /dev/null
+++ b/src/cz/crcs/ectester/standalone/libs/jni/NativeECPublicKey.java
@@ -0,0 +1,69 @@
+package cz.crcs.ectester.standalone.libs.jni;
+
+import cz.crcs.ectester.common.util.ECUtil;
+import org.bouncycastle.util.Arrays;
+
+import java.security.interfaces.ECPublicKey;
+import java.security.spec.ECParameterSpec;
+import java.security.spec.ECPoint;
+
+/**
+ * @author Jan Jancar johny@neuromancer.sk
+ */
+public abstract class NativeECPublicKey implements ECPublicKey {
+    private String algorithm;
+    private String format;
+
+    public NativeECPublicKey(String algorithm, String format) {
+        this.algorithm = algorithm;
+        this.format = format;
+    }
+
+    @Override
+    public String getAlgorithm() {
+        return algorithm;
+    }
+
+    @Override
+    public String getFormat() {
+        return format;
+    }
+
+    private static class ANSIX962 extends NativeECPublicKey {
+        private byte[] keyData;
+        private ECParameterSpec params;
+
+        public ANSIX962(byte[] keyData, ECParameterSpec params) {
+            super("EC", "ANSI X9.62");
+            this.keyData = keyData;
+            this.params = params;
+        }
+
+        @Override
+        public ECPoint getW() {
+            return ECUtil.fromX962(keyData, params.getCurve());
+        }
+
+        @Override
+        public byte[] getEncoded() {
+            return Arrays.clone(keyData);
+        }
+
+        @Override
+        public ECParameterSpec getParams() {
+            return params;
+        }
+    }
+
+    public static class TomCrypt extends ANSIX962 {
+        public TomCrypt(byte[] keyData, ECParameterSpec params) {
+            super(keyData, params);
+        }
+    }
+
+    public static class Botan extends ANSIX962 {
+        public Botan(byte[] keyData, ECParameterSpec params) {
+            super(keyData, params);
+        }
+    }
+}