From 592f2449d2da429075d37b2e48589b2a1362b2d3 Mon Sep 17 00:00:00 2001
From: zzz <zzz@mail.i2p>
Date: Sat, 23 Jan 2016 14:51:52 +0000
Subject: [PATCH] ElGamal classes, from Bouncy Castle 1.53, for I2PProvider.
License: BSD Encoding/decoding/sigs: todo.
---
LICENSE.txt | 4 +
.../src/net/i2p/crypto/CryptoConstants.java | 1 +
.../net/i2p/crypto/ElGamalParameterSpec.java | 66 ----------
.../net/i2p/crypto/elgamal/ElGamalKey.java | 11 ++
.../i2p/crypto/elgamal/ElGamalPrivateKey.java | 11 ++
.../i2p/crypto/elgamal/ElGamalPublicKey.java | 11 ++
.../elgamal/impl/ElGamalPrivateKeyImpl.java | 115 ++++++++++++++++++
.../elgamal/impl/ElGamalPublicKeyImpl.java | 106 ++++++++++++++++
.../net/i2p/crypto/elgamal/impl/package.html | 9 ++
.../src/net/i2p/crypto/elgamal/package.html | 29 +++++
.../elgamal/spec/ElGamalGenParameterSpec.java | 28 +++++
.../crypto/elgamal/spec/ElGamalKeySpec.java | 20 +++
.../elgamal/spec/ElGamalParameterSpec.java | 46 +++++++
.../elgamal/spec/ElGamalPrivateKeySpec.java | 33 +++++
.../elgamal/spec/ElGamalPublicKeySpec.java | 33 +++++
.../net/i2p/crypto/elgamal/spec/package.html | 9 ++
16 files changed, 466 insertions(+), 66 deletions(-)
delete mode 100644 core/java/src/net/i2p/crypto/ElGamalParameterSpec.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/ElGamalKey.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/ElGamalPrivateKey.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/ElGamalPublicKey.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPrivateKeyImpl.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPublicKeyImpl.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/impl/package.html
create mode 100644 core/java/src/net/i2p/crypto/elgamal/package.html
create mode 100644 core/java/src/net/i2p/crypto/elgamal/spec/ElGamalGenParameterSpec.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/spec/ElGamalKeySpec.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/spec/ElGamalParameterSpec.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPrivateKeySpec.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPublicKeySpec.java
create mode 100644 core/java/src/net/i2p/crypto/elgamal/spec/package.html
diff --git a/LICENSE.txt b/LICENSE.txt
index 295da33aa2..e6ae86cba8 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -40,6 +40,10 @@ Public domain except as listed below:
Copyright (c) 2000 - 2004 The Legion Of The Bouncy Castle
See licenses/LICENSE-SHA256.txt
+ ElGamal:
+ Copyright (c) 2000 - 2013 The Legion of the Bouncy Castle Inc. (http://www.bouncycastle.org)
+ See licenses/LICENSE-SHA256.txt
+
AES code:
Copyright (c) 1995-2005 The Cryptix Foundation Limited.
See licenses/LICENSE-Cryptix.txt
diff --git a/core/java/src/net/i2p/crypto/CryptoConstants.java b/core/java/src/net/i2p/crypto/CryptoConstants.java
index b9e0327dd3..39807d688f 100644
--- a/core/java/src/net/i2p/crypto/CryptoConstants.java
+++ b/core/java/src/net/i2p/crypto/CryptoConstants.java
@@ -34,6 +34,7 @@ import java.math.BigInteger;
import java.security.spec.AlgorithmParameterSpec;
import java.security.spec.DSAParameterSpec;
+import net.i2p.crypto.elgamal.spec.ElGamalParameterSpec;
import net.i2p.util.NativeBigInteger;
/**
diff --git a/core/java/src/net/i2p/crypto/ElGamalParameterSpec.java b/core/java/src/net/i2p/crypto/ElGamalParameterSpec.java
deleted file mode 100644
index cee6408046..0000000000
--- a/core/java/src/net/i2p/crypto/ElGamalParameterSpec.java
+++ /dev/null
@@ -1,66 +0,0 @@
-package net.i2p.crypto;
-
-/*
- * Copyright (c) 2000 - 2013 The Legion of the Bouncy Castle Inc. (http://www.bouncycastle.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
- * and associated documentation files (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge, publish, distribute,
- * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
- * is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all copies or
- * substantial portions of the Software.
- *
- *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
- * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
- * AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-import java.math.BigInteger;
-import java.security.spec.AlgorithmParameterSpec;
-
-/**
- * Copied from org.bouncycastle.jce.spec
- * This can't actually be passed to the BC provider, we would have to
- * use reflection to create a "real" org.bouncycasle.jce.spec.ElGamalParameterSpec.
- *
- * @since 0.9.18
- */
-public class ElGamalParameterSpec implements AlgorithmParameterSpec {
- private final BigInteger p;
- private final BigInteger g;
-
- /**
- * Constructs a parameter set for Diffie-Hellman, using a prime modulus
- * <code>p</code> and a base generator <code>g</code>.
- *
- * @param p the prime modulus
- * @param g the base generator
- */
- public ElGamalParameterSpec(BigInteger p, BigInteger g) {
- this.p = p;
- this.g = g;
- }
-
- /**
- * Returns the prime modulus <code>p</code>.
- *
- * @return the prime modulus <code>p</code>
- */
- public BigInteger getP() {
- return p;
- }
-
- /**
- * Returns the base generator <code>g</code>.
- *
- * @return the base generator <code>g</code>
- */
- public BigInteger getG() {
- return g;
- }
-}
diff --git a/core/java/src/net/i2p/crypto/elgamal/ElGamalKey.java b/core/java/src/net/i2p/crypto/elgamal/ElGamalKey.java
new file mode 100644
index 0000000000..0d2520709f
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/ElGamalKey.java
@@ -0,0 +1,11 @@
+package net.i2p.crypto.elgamal;
+
+import javax.crypto.interfaces.DHKey;
+
+import net.i2p.crypto.elgamal.spec.ElGamalParameterSpec;
+
+public interface ElGamalKey
+ extends DHKey
+{
+ public ElGamalParameterSpec getParameters();
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/ElGamalPrivateKey.java b/core/java/src/net/i2p/crypto/elgamal/ElGamalPrivateKey.java
new file mode 100644
index 0000000000..b7093a7dae
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/ElGamalPrivateKey.java
@@ -0,0 +1,11 @@
+package net.i2p.crypto.elgamal;
+
+import java.math.BigInteger;
+
+import javax.crypto.interfaces.DHPrivateKey;
+
+public interface ElGamalPrivateKey
+ extends ElGamalKey, DHPrivateKey
+{
+ public BigInteger getX();
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/ElGamalPublicKey.java b/core/java/src/net/i2p/crypto/elgamal/ElGamalPublicKey.java
new file mode 100644
index 0000000000..fc1b981459
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/ElGamalPublicKey.java
@@ -0,0 +1,11 @@
+package net.i2p.crypto.elgamal;
+
+import java.math.BigInteger;
+
+import javax.crypto.interfaces.DHPublicKey;
+
+public interface ElGamalPublicKey
+ extends ElGamalKey, DHPublicKey
+{
+ public BigInteger getY();
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPrivateKeyImpl.java b/core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPrivateKeyImpl.java
new file mode 100644
index 0000000000..9460e6bb93
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPrivateKeyImpl.java
@@ -0,0 +1,115 @@
+package net.i2p.crypto.elgamal.impl;
+
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.math.BigInteger;
+
+import javax.crypto.interfaces.DHPrivateKey;
+import javax.crypto.spec.DHParameterSpec;
+import javax.crypto.spec.DHPrivateKeySpec;
+
+import net.i2p.crypto.elgamal.ElGamalPrivateKey;
+import net.i2p.crypto.elgamal.spec.ElGamalParameterSpec;
+import net.i2p.crypto.elgamal.spec.ElGamalPrivateKeySpec;
+
+public class ElGamalPrivateKeyImpl
+ implements ElGamalPrivateKey, DHPrivateKey
+{
+ static final long serialVersionUID = 4819350091141529678L;
+
+ BigInteger x;
+
+ ElGamalParameterSpec elSpec;
+
+ protected ElGamalPrivateKeyImpl()
+ {
+ }
+
+ ElGamalPrivateKeyImpl(
+ ElGamalPrivateKey key)
+ {
+ this.x = key.getX();
+ this.elSpec = key.getParameters();
+ }
+
+ ElGamalPrivateKeyImpl(
+ DHPrivateKey key)
+ {
+ this.x = key.getX();
+ this.elSpec = new ElGamalParameterSpec(key.getParams().getP(), key.getParams().getG());
+ }
+
+ ElGamalPrivateKeyImpl(
+ ElGamalPrivateKeySpec spec)
+ {
+ this.x = spec.getX();
+ this.elSpec = new ElGamalParameterSpec(spec.getParams().getP(), spec.getParams().getG());
+ }
+
+ ElGamalPrivateKeyImpl(
+ DHPrivateKeySpec spec)
+ {
+ this.x = spec.getX();
+ this.elSpec = new ElGamalParameterSpec(spec.getP(), spec.getG());
+ }
+
+ public String getAlgorithm()
+ {
+ return "ElGamal";
+ }
+
+ /**
+ * return the encoding format we produce in getEncoded().
+ *
+ * @return the string "PKCS#8"
+ */
+ public String getFormat()
+ {
+ return "PKCS#8";
+ }
+
+ /**
+ * Return a PKCS8 representation of the key. The sequence returned
+ * represents a full PrivateKeyInfo object.
+ *
+ * @return a PKCS8 representation of the key.
+ */
+ public byte[] getEncoded()
+ {
+ return null;
+ }
+
+ public ElGamalParameterSpec getParameters()
+ {
+ return elSpec;
+ }
+
+ public DHParameterSpec getParams()
+ {
+ return new DHParameterSpec(elSpec.getP(), elSpec.getG());
+ }
+
+ public BigInteger getX()
+ {
+ return x;
+ }
+
+ private void readObject(
+ ObjectInputStream in)
+ throws IOException, ClassNotFoundException
+ {
+ x = (BigInteger)in.readObject();
+
+ this.elSpec = new ElGamalParameterSpec((BigInteger)in.readObject(), (BigInteger)in.readObject());
+ }
+
+ private void writeObject(
+ ObjectOutputStream out)
+ throws IOException
+ {
+ out.writeObject(this.getX());
+ out.writeObject(elSpec.getP());
+ out.writeObject(elSpec.getG());
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPublicKeyImpl.java b/core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPublicKeyImpl.java
new file mode 100644
index 0000000000..2fd16732c9
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/impl/ElGamalPublicKeyImpl.java
@@ -0,0 +1,106 @@
+package net.i2p.crypto.elgamal.impl;
+
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.math.BigInteger;
+
+import javax.crypto.interfaces.DHPublicKey;
+import javax.crypto.spec.DHParameterSpec;
+import javax.crypto.spec.DHPublicKeySpec;
+
+import net.i2p.crypto.elgamal.ElGamalPublicKey;
+import net.i2p.crypto.elgamal.spec.ElGamalParameterSpec;
+import net.i2p.crypto.elgamal.spec.ElGamalPublicKeySpec;
+
+public class ElGamalPublicKeyImpl
+ implements ElGamalPublicKey, DHPublicKey
+{
+ static final long serialVersionUID = 8712728417091216948L;
+
+ private BigInteger y;
+ private ElGamalParameterSpec elSpec;
+
+ ElGamalPublicKeyImpl(
+ ElGamalPublicKeySpec spec)
+ {
+ this.y = spec.getY();
+ this.elSpec = new ElGamalParameterSpec(spec.getParams().getP(), spec.getParams().getG());
+ }
+
+ ElGamalPublicKeyImpl(
+ DHPublicKeySpec spec)
+ {
+ this.y = spec.getY();
+ this.elSpec = new ElGamalParameterSpec(spec.getP(), spec.getG());
+ }
+
+ ElGamalPublicKeyImpl(
+ ElGamalPublicKey key)
+ {
+ this.y = key.getY();
+ this.elSpec = key.getParameters();
+ }
+
+ ElGamalPublicKeyImpl(
+ DHPublicKey key)
+ {
+ this.y = key.getY();
+ this.elSpec = new ElGamalParameterSpec(key.getParams().getP(), key.getParams().getG());
+ }
+
+ ElGamalPublicKeyImpl(
+ BigInteger y,
+ ElGamalParameterSpec elSpec)
+ {
+ this.y = y;
+ this.elSpec = elSpec;
+ }
+
+ public String getAlgorithm()
+ {
+ return "ElGamal";
+ }
+
+ public String getFormat()
+ {
+ return "X.509";
+ }
+
+ public byte[] getEncoded()
+ {
+ return null;
+ }
+
+ public ElGamalParameterSpec getParameters()
+ {
+ return elSpec;
+ }
+
+ public DHParameterSpec getParams()
+ {
+ return new DHParameterSpec(elSpec.getP(), elSpec.getG());
+ }
+
+ public BigInteger getY()
+ {
+ return y;
+ }
+
+ private void readObject(
+ ObjectInputStream in)
+ throws IOException, ClassNotFoundException
+ {
+ this.y = (BigInteger)in.readObject();
+ this.elSpec = new ElGamalParameterSpec((BigInteger)in.readObject(), (BigInteger)in.readObject());
+ }
+
+ private void writeObject(
+ ObjectOutputStream out)
+ throws IOException
+ {
+ out.writeObject(this.getY());
+ out.writeObject(elSpec.getP());
+ out.writeObject(elSpec.getG());
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/impl/package.html b/core/java/src/net/i2p/crypto/elgamal/impl/package.html
new file mode 100644
index 0000000000..b977d38db0
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/impl/package.html
@@ -0,0 +1,9 @@
+<html><body>
+<p>
+ Implementation of ElGamal keys, used for I2PProvider.
+ Modified from Bouncy Castle 1.53.
+ See net.i2p.crypto.elgamal for license info.
+</p><p>
+ Since 0.9.25.
+</p>
+</body></html>
diff --git a/core/java/src/net/i2p/crypto/elgamal/package.html b/core/java/src/net/i2p/crypto/elgamal/package.html
new file mode 100644
index 0000000000..f3fc75522d
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/package.html
@@ -0,0 +1,29 @@
+<html><body>
+<p>
+ Interfaces for ElGamal keys, used for I2PProvider.
+ Copied from Bouncy Castle 1.53.
+</p><p>
+ Since 0.9.25.
+</p><p><pre>
+
+
+Copyright (c) 2000 - 2013 The Legion of the Bouncy Castle Inc. (http://www.bouncycastle.org)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+and associated documentation files (the "Software"), to deal in the Software without restriction,
+including without limitation the rights to use, copy, modify, merge, publish, distribute,
+sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
+is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or
+substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
+AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+</pre></p>
+</body></html>
diff --git a/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalGenParameterSpec.java b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalGenParameterSpec.java
new file mode 100644
index 0000000000..e2cbc3d6a3
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalGenParameterSpec.java
@@ -0,0 +1,28 @@
+package net.i2p.crypto.elgamal.spec;
+
+import java.security.spec.AlgorithmParameterSpec;
+
+public class ElGamalGenParameterSpec
+ implements AlgorithmParameterSpec
+{
+ private int primeSize;
+
+ /*
+ * @param primeSize the size (in bits) of the prime modulus.
+ */
+ public ElGamalGenParameterSpec(
+ int primeSize)
+ {
+ this.primeSize = primeSize;
+ }
+
+ /**
+ * Returns the size in bits of the prime modulus.
+ *
+ * @return the size in bits of the prime modulus
+ */
+ public int getPrimeSize()
+ {
+ return primeSize;
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalKeySpec.java b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalKeySpec.java
new file mode 100644
index 0000000000..4817e4699c
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalKeySpec.java
@@ -0,0 +1,20 @@
+package net.i2p.crypto.elgamal.spec;
+
+import java.security.spec.KeySpec;
+
+public class ElGamalKeySpec
+ implements KeySpec
+{
+ private ElGamalParameterSpec spec;
+
+ public ElGamalKeySpec(
+ ElGamalParameterSpec spec)
+ {
+ this.spec = spec;
+ }
+
+ public ElGamalParameterSpec getParams()
+ {
+ return spec;
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalParameterSpec.java b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalParameterSpec.java
new file mode 100644
index 0000000000..b4ae9ea36e
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalParameterSpec.java
@@ -0,0 +1,46 @@
+package net.i2p.crypto.elgamal.spec;
+
+import java.math.BigInteger;
+import java.security.spec.AlgorithmParameterSpec;
+
+/**
+ * Copied from org.bouncycastle.jce.spec
+ * This can't actually be passed to the BC provider, we would have to
+ * use reflection to create a "real" org.bouncycasle.jce.spec.ElGamalParameterSpec.
+ *
+ * @since 0.9.18
+ */
+public class ElGamalParameterSpec implements AlgorithmParameterSpec {
+ private final BigInteger p;
+ private final BigInteger g;
+
+ /**
+ * Constructs a parameter set for Diffie-Hellman, using a prime modulus
+ * <code>p</code> and a base generator <code>g</code>.
+ *
+ * @param p the prime modulus
+ * @param g the base generator
+ */
+ public ElGamalParameterSpec(BigInteger p, BigInteger g) {
+ this.p = p;
+ this.g = g;
+ }
+
+ /**
+ * Returns the prime modulus <code>p</code>.
+ *
+ * @return the prime modulus <code>p</code>
+ */
+ public BigInteger getP() {
+ return p;
+ }
+
+ /**
+ * Returns the base generator <code>g</code>.
+ *
+ * @return the base generator <code>g</code>
+ */
+ public BigInteger getG() {
+ return g;
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPrivateKeySpec.java b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPrivateKeySpec.java
new file mode 100644
index 0000000000..03b292166c
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPrivateKeySpec.java
@@ -0,0 +1,33 @@
+package net.i2p.crypto.elgamal.spec;
+
+import java.math.BigInteger;
+
+/**
+ * This class specifies an ElGamal private key with its associated parameters.
+ *
+ * @see ElGamalPublicKeySpec
+ */
+public class ElGamalPrivateKeySpec
+ extends ElGamalKeySpec
+{
+ private BigInteger x;
+
+ public ElGamalPrivateKeySpec(
+ BigInteger x,
+ ElGamalParameterSpec spec)
+ {
+ super(spec);
+
+ this.x = x;
+ }
+
+ /**
+ * Returns the private value <code>x</code>.
+ *
+ * @return the private value <code>x</code>
+ */
+ public BigInteger getX()
+ {
+ return x;
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPublicKeySpec.java b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPublicKeySpec.java
new file mode 100644
index 0000000000..e2e20e993f
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/spec/ElGamalPublicKeySpec.java
@@ -0,0 +1,33 @@
+package net.i2p.crypto.elgamal.spec;
+
+import java.math.BigInteger;
+
+/**
+ * This class specifies an ElGamal public key with its associated parameters.
+ *
+ * @see ElGamalPrivateKeySpec
+ */
+public class ElGamalPublicKeySpec
+ extends ElGamalKeySpec
+{
+ private BigInteger y;
+
+ public ElGamalPublicKeySpec(
+ BigInteger y,
+ ElGamalParameterSpec spec)
+ {
+ super(spec);
+
+ this.y = y;
+ }
+
+ /**
+ * Returns the public value <code>y</code>.
+ *
+ * @return the public value <code>y</code>
+ */
+ public BigInteger getY()
+ {
+ return y;
+ }
+}
diff --git a/core/java/src/net/i2p/crypto/elgamal/spec/package.html b/core/java/src/net/i2p/crypto/elgamal/spec/package.html
new file mode 100644
index 0000000000..4c767ee4c8
--- /dev/null
+++ b/core/java/src/net/i2p/crypto/elgamal/spec/package.html
@@ -0,0 +1,9 @@
+<html><body>
+<p>
+ Specs ElGamal keys, used for I2PProvider.
+ Copied from Bouncy Castle 1.53.
+ See net.i2p.crypto.elgamal for license info.
+</p><p>
+ Since 0.9.25.
+</p>
+</body></html>
--
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