1 files changed, 0 insertions, 75 deletions
diff --git a/pg/src/main/java/org/bouncycastle/openpgp/operator/bc/BcUtil.java b/pg/src/main/java/org/bouncycastle/openpgp/operator/bc/BcUtil.java
deleted file mode 100644
index ba55f34b..00000000
--- a/pg/src/main/java/org/bouncycastle/openpgp/operator/bc/BcUtil.java
+++ /dev/null
@@ -1,75 +0,0 @@
-package org.bouncycastle.openpgp.operator.bc;
-
-import java.io.InputStream;
-
-import org.bouncycastle.crypto.BlockCipher;
-import org.bouncycastle.crypto.BufferedBlockCipher;
-import org.bouncycastle.crypto.io.CipherInputStream;
-import org.bouncycastle.crypto.modes.CFBBlockCipher;
-import org.bouncycastle.crypto.modes.OpenPGPCFBBlockCipher;
-import org.bouncycastle.crypto.params.KeyParameter;
-import org.bouncycastle.crypto.params.ParametersWithIV;
-import org.bouncycastle.openpgp.operator.PGPDataDecryptor;
-import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
-
-class BcUtil
-{
-    static BufferedBlockCipher createStreamCipher(boolean forEncryption, BlockCipher engine, boolean withIntegrityPacket, byte[] key)
-    {
-        BufferedBlockCipher c;
-
-        if (withIntegrityPacket)
-        {
-            c = new BufferedBlockCipher(new CFBBlockCipher(engine, engine.getBlockSize() * 8));
-        }
-        else
-        {
-            c = new BufferedBlockCipher(new OpenPGPCFBBlockCipher(engine));
-        }
-
-        KeyParameter keyParameter = new KeyParameter(key);
-
-        if (withIntegrityPacket)
-        {
-            c.init(forEncryption, new ParametersWithIV(keyParameter, new byte[engine.getBlockSize()]));
-        }
-        else
-        {
-            c.init(forEncryption, keyParameter);
-        }
-
-        return c;
-    }
-
-    public static PGPDataDecryptor createDataDecryptor(boolean withIntegrityPacket, BlockCipher engine, byte[] key)
-    {
-        final BufferedBlockCipher c = createStreamCipher(false, engine, withIntegrityPacket, key);
-
-        return new PGPDataDecryptor()
-        {
-            public InputStream getInputStream(InputStream in)
-            {
-                return new CipherInputStream(in, c);
-            }
-
-            public int getBlockSize()
-            {
-                return c.getBlockSize();
-            }
-
-            public PGPDigestCalculator getIntegrityCalculator()
-            {
-                return new SHA1PGPDigestCalculator();
-            }
-        };
-    }
-
-    public static BufferedBlockCipher createSymmetricKeyWrapper(boolean forEncryption, BlockCipher engine, byte[] key, byte[] iv)
-    {
-        BufferedBlockCipher c = new BufferedBlockCipher(new CFBBlockCipher(engine, engine.getBlockSize() * 8));
-
-        c.init(forEncryption, new ParametersWithIV(new KeyParameter(key), iv));
-
-        return c;
-    }
-}