[11/18] directory-kerby git commit: Refactoring the package and structure

[co...@apache.org]

http://git-wip-us.apache.org/repos/asf/directory-kerby/blob/976b16cf/kerby-kerb/kerb-gssapi/src/main/java/org/apache/kerby/kerberos/kerb/gssapi/krb5/WrapTokenV2.java
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diff --git a/kerby-kerb/kerb-gssapi/src/main/java/org/apache/kerby/kerberos/kerb/gssapi/krb5/WrapTokenV2.java b/kerby-kerb/kerb-gssapi/src/main/java/org/apache/kerby/kerberos/kerb/gssapi/krb5/WrapTokenV2.java
deleted file mode 100644
index 3b2f1a0..0000000
--- a/kerby-kerb/kerb-gssapi/src/main/java/org/apache/kerby/kerberos/kerb/gssapi/krb5/WrapTokenV2.java
+++ /dev/null
@@ -1,159 +0,0 @@
-/**
- *  Licensed to the Apache Software Foundation (ASF) under one
- *  or more contributor license agreements.  See the NOTICE file
- *  distributed with this work for additional information
- *  regarding copyright ownership.  The ASF licenses this file
- *  to you under the Apache License, Version 2.0 (the
- *  "License"); you may not use this file except in compliance
- *  with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing,
- *  software distributed under the License is distributed on an
- *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *  KIND, either express or implied.  See the License for the
- *  specific language governing permissions and limitations
- *  under the License.
- *
- */
-package org.apache.kerby.kerberos.kerb.gssapi.krb5;
-
-import org.apache.kerby.kerberos.kerb.Message;
-import org.ietf.jgss.GSSException;
-import org.ietf.jgss.MessageProp;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-
-
-public class WrapTokenV2 extends KerbyGssTokenV2 {
-    private MessageProp prop;
-
-    // Generate a token from user input data
-    WrapTokenV2(KerbyContext context,
-              byte[] data,
-              int dataOffset,
-              int dataLength,
-              MessageProp messageProp) throws GSSException {
-        super(TOKEN_WRAP_V2, context);
-
-        prop = messageProp;
-
-        if (prop.getQOP() != 0) {
-            prop.setQOP(0);
-        }
-
-        if (!context.getConfState()) {
-            prop.setPrivacy(false);
-        }
-
-        generateCheckSum(prop, data, dataOffset, dataLength);
-
-        if (prop.getPrivacy()) {
-            byte[] toProcess = new byte[dataLength + TOKEN_HEADER_SIZE];
-            System.arraycopy(data, dataOffset, toProcess, 0, dataLength);
-            encodeHeader(toProcess, dataLength);
-
-            tokenData = encryptor.encryptData(toProcess, getKeyUsage());
-        } else {
-            tokenData = data; // keep it for now
-        }
-    }
-
-    /**
-     * Get bytes of the token
-     * @return
-     */
-    public byte[] wrap() {
-        int dataSize = tokenData.length;
-        int ckSize = checkSum == null ? 0 : checkSum.length;
-        byte[] ret = new byte[TOKEN_HEADER_SIZE + dataSize + ckSize];
-        encodeHeader(ret, 0);
-        System.arraycopy(tokenData, 0, ret, TOKEN_HEADER_SIZE, dataSize);
-        if (ckSize > 0) {
-            System.arraycopy(checkSum, 0, ret, TOKEN_HEADER_SIZE + dataSize, ckSize);
-        }
-        return ret;
-    }
-
-    public void wrap(OutputStream os) throws GSSException {
-        try {
-            encodeHeader(os);
-            os.write(tokenData);
-            int ckSize = checkSum == null ? 0 : checkSum.length;
-            if (ckSize > 0) {
-                os.write(checkSum);
-            }
-        } catch (IOException e) {
-            throw new GSSException(GSSException.FAILURE, -1, "Output token error:" + e.getMessage());
-        }
-    }
-
-    // Reconstruct a token from token bytes
-    public WrapTokenV2(KerbyContext context, MessageProp prop, byte[] token, int offset, int len) throws GSSException {
-        super(TOKEN_WRAP_V2, context, prop, token, offset, len);
-        this.prop = prop;
-    }
-
-    // Reconstruct a token from token bytes stream
-    public WrapTokenV2(KerbyContext context, MessageProp prop, InputStream is) throws GSSException {
-        super(TOKEN_WRAP_V2, context, prop, is);
-        this.prop = prop;
-    }
-
-    /**
-     * Get plain text data from token bytes
-     * @param outBuffer
-     * @param offset
-     * @return plain text contained in the wrap token
-     * @throws GSSException
-     */
-    public byte[] unwrap(byte[] outBuffer, int offset) throws GSSException {
-        int lenToCopy;
-        if (prop.getPrivacy()) {
-            byte[] plainText = encryptor.decryptData(tokenData, getKeyUsage());
-            lenToCopy = plainText.length - TOKEN_HEADER_SIZE;
-            if (outBuffer == null) {
-                outBuffer = new byte[lenToCopy];
-                offset = 0;
-            }
-            System.arraycopy(plainText, 0, outBuffer, offset, lenToCopy);
-        } else {
-            lenToCopy = tokenData.length - encryptor.getCheckSumSize();
-            if (outBuffer == null) {
-                outBuffer = new byte[lenToCopy];
-                offset = 0;
-            }
-            System.arraycopy(tokenData, 0, outBuffer, offset, lenToCopy);
-
-            if (!verifyCheckSum(outBuffer, offset, lenToCopy)) {
-                throw new GSSException(GSSException.BAD_MIC, -1, "Corrupt token checksum");
-            }
-        }
-        return outBuffer;
-    }
-
-    public byte[] unwrap() throws GSSException {
-        return unwrap(null, 0);
-    }
-
-    public void unwrap(OutputStream os) throws GSSException {
-        byte[] data = unwrap();
-        try {
-            os.write(data);
-        } catch (IOException e) {
-            throw new GSSException(GSSException.FAILURE, -1, "Output token error:" + e.getMessage());
-        }
-    }
-
-    public static int getMsgSizeLimit(int qop, boolean confReq, int maxTokSize, KerbyGssEncryptor encryptor)
-            throws GSSException {
-        if (confReq) {
-            return maxTokSize - encryptor.getCheckSumSize() - TOKEN_HEADER_SIZE * 2 - CONFOUNDER_SIZE;
-        } else {
-            return maxTokSize - encryptor.getCheckSumSize() - TOKEN_HEADER_SIZE;
-        }
-    }
-}