8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse

src/java.base/share/classes/com/sun/crypto/provider/RC2Cipher.java

@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.crypto.provider;
+
+import java.security.*;
+import java.security.spec.*;
+
+import javax.crypto.*;
+import javax.crypto.spec.RC2ParameterSpec;
+
+/**
+ * JCE CipherSpi for the RC2(tm) algorithm as described in RFC 2268.
+ * The real code is in CipherCore and RC2Crypt.
+ *
+ * @since   1.5
+ * @author  Andreas Sterbenz
+ */
+public final class RC2Cipher extends CipherSpi {
+
+    // internal CipherCore & RC2Crypt objects which do the real work.
+    private final CipherCore core;
+    private final RC2Crypt embeddedCipher;
+
+    public RC2Cipher() {
+        embeddedCipher = new RC2Crypt();
+        core = new CipherCore(embeddedCipher, 8);
+    }
+
+    protected void engineSetMode(String mode)
+            throws NoSuchAlgorithmException {
+        core.setMode(mode);
+    }
+
+    protected void engineSetPadding(String paddingScheme)
+            throws NoSuchPaddingException {
+        core.setPadding(paddingScheme);
+    }
+
+    protected int engineGetBlockSize() {
+        return 8;
+    }
+
+    protected int engineGetOutputSize(int inputLen) {
+        return core.getOutputSize(inputLen);
+    }
+
+    protected byte[] engineGetIV() {
+        return core.getIV();
+    }
+
+    protected AlgorithmParameters engineGetParameters() {
+        return core.getParameters("RC2");
+    }
+
+    protected void engineInit(int opmode, Key key, SecureRandom random)
+            throws InvalidKeyException {
+        embeddedCipher.initEffectiveKeyBits(0);
+        core.init(opmode, key, random);
+    }
+
+    protected void engineInit(int opmode, Key key,
+            AlgorithmParameterSpec params, SecureRandom random)
+            throws InvalidKeyException, InvalidAlgorithmParameterException {
+        if (params != null && params instanceof RC2ParameterSpec) {
+            embeddedCipher.initEffectiveKeyBits
+                (((RC2ParameterSpec)params).getEffectiveKeyBits());
+        } else {
+            embeddedCipher.initEffectiveKeyBits(0);
+        }
+        core.init(opmode, key, params, random);
+    }
+
+    protected void engineInit(int opmode, Key key,
+            AlgorithmParameters params, SecureRandom random)
+            throws InvalidKeyException, InvalidAlgorithmParameterException {
+        if (params != null && params.getAlgorithm().equals("RC2")) {
+            try {
+                RC2ParameterSpec rc2Params =
+                        params.getParameterSpec(RC2ParameterSpec.class);
+                engineInit(opmode, key, rc2Params, random);
+            } catch (InvalidParameterSpecException ipse) {
+                throw new InvalidAlgorithmParameterException
+                            ("Wrong parameter type: RC2 expected");
+            }
+        } else {
+            embeddedCipher.initEffectiveKeyBits(0);
+            core.init(opmode, key, params, random);
+        }
+    }
+
+    protected byte[] engineUpdate(byte[] in, int inOfs, int inLen) {
+        return core.update(in, inOfs, inLen);
+    }
+
+    protected int engineUpdate(byte[] in, int inOfs, int inLen,
+            byte[] out, int outOfs) throws ShortBufferException {
+        return core.update(in, inOfs, inLen, out, outOfs);
+    }
+
+    protected byte[] engineDoFinal(byte[] in, int inOfs, int inLen)
+            throws IllegalBlockSizeException, BadPaddingException {
+        return core.doFinal(in, inOfs, inLen);
+    }
+
+    protected int engineDoFinal(byte[] in, int inOfs, int inLen,
+            byte[] out, int outOfs) throws IllegalBlockSizeException,
+            ShortBufferException, BadPaddingException {
+        return core.doFinal(in, inOfs, inLen, out, outOfs);
+    }
+
+    protected int engineGetKeySize(Key key) throws InvalidKeyException {
+        byte[] keyBytes = CipherCore.getKeyBytes(key);
+        RC2Crypt.checkKey(key.getAlgorithm(), keyBytes.length);
+        return keyBytes.length << 3;
+    }
+
+    protected byte[] engineWrap(Key key)
+            throws IllegalBlockSizeException, InvalidKeyException {
+        return core.wrap(key);
+    }
+
+    protected Key engineUnwrap(byte[] wrappedKey, String wrappedKeyAlgorithm,
+            int wrappedKeyType) throws InvalidKeyException,
+            NoSuchAlgorithmException {
+        return core.unwrap(wrappedKey, wrappedKeyAlgorithm, wrappedKeyType);
+    }
+
+}