svn commit: rev 54639 - incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value

[er...@apache.org]

Author: erodriguez
Date: Mon Oct 11 18:56:32 2004
New Revision: 54639

Added:
   incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/Checksum.java
   incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptedData.java
   incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptedTimeStamp.java
   incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptionKey.java
   incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/KerberosTime.java
   incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/TransitedEncoding.java
Log:
Some immutable values.

Added: incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/Checksum.java
==============================================================================
--- (empty file)
+++ incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/Checksum.java	Mon Oct 11 18:56:32 2004
@@ -0,0 +1,51 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   Licensed 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.kerberos.messages.value;
+
+import org.apache.kerberos.crypto.checksum.*;
+
+import java.util.*;
+
+public class Checksum {
+
+	private ChecksumType _checksumType;
+	private byte[] _checksum;
+	
+	public Checksum(ChecksumType cksumType, byte[] checksum) {
+		_checksumType = cksumType;
+		_checksum     = checksum;
+	}
+	
+	public boolean equals(Object o) {
+		if (this == o)
+			return true;
+		if (!(o instanceof Checksum))
+			return false;
+
+		Checksum that = (Checksum) o;
+		return (this._checksumType == that._checksumType)
+				&& (Arrays.equals(this._checksum, that._checksum));
+	}
+	
+	public byte[] getChecksumValue() {
+		return _checksum;
+	}
+	public ChecksumType getChecksumType() {
+		return _checksumType;
+	}
+}
+

Added: incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptedData.java
==============================================================================
--- (empty file)
+++ incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptedData.java	Mon Oct 11 18:56:32 2004
@@ -0,0 +1,64 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   Licensed 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.kerberos.messages.value;
+
+import org.apache.kerberos.crypto.encryption.*;
+
+public class EncryptedData {
+
+	private EncryptionType _encryptionType;
+	private int            _keyVersion;     //optional
+	private byte[]         _cipherText;
+	
+	public EncryptedData() {
+		// TODO - temp
+	}
+	
+	public EncryptedData(EncryptionType eType, byte[] cipher) {
+		_encryptionType = eType;
+		_cipherText     = cipher;
+	}
+	
+	public EncryptedData(EncryptionType eType, int kvno, byte[] cipher) {
+		_encryptionType = eType;
+		_keyVersion     = kvno;
+		_cipherText     = cipher;
+	}
+	
+	// getters
+	public EncryptionType getEncryptionType() {
+		return _encryptionType;
+	}
+	public int getKeyVersion() {
+		return _keyVersion;
+	}
+	public byte[] getCipherText() {
+		return _cipherText;
+	}
+	
+	// setters
+	public void setCipherText(byte[] text) {
+		_cipherText = text;
+	}
+	public void setEncryptionType(EncryptionType type) {
+		_encryptionType = type;
+	}
+	public void setKeyVersion(int version) {
+		_keyVersion = version;
+	}
+}
+

Added: incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptedTimeStamp.java
==============================================================================
--- (empty file)
+++ incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptedTimeStamp.java	Mon Oct 11 18:56:32 2004
@@ -0,0 +1,39 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   Licensed 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.kerberos.messages.value;
+
+/**
+ * Pre-authentication encrypted timestamp
+ */
+public class EncryptedTimeStamp {
+	private KerberosTime _timeStamp;
+	private int          _microSeconds; //optional
+
+	public EncryptedTimeStamp(KerberosTime timeStamp, int microSeconds) {
+		_timeStamp = timeStamp;
+		_microSeconds = microSeconds;
+	}
+
+	public KerberosTime getTimeStamp() {
+		return _timeStamp;
+	}
+	
+	public int getMicroSeconds() {
+		return _microSeconds;
+	}
+}
+

Added: incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptionKey.java
==============================================================================
--- (empty file)
+++ incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/EncryptionKey.java	Mon Oct 11 18:56:32 2004
@@ -0,0 +1,69 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   Licensed 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.kerberos.messages.value;
+
+import org.apache.kerberos.crypto.encryption.*;
+
+public class EncryptionKey {
+	public static final int KEYTYPE_NULL = 0;
+	public static final int KEYTYPE_DES  = 1;
+	
+	private EncryptionType _keyType;
+	private byte[]         _keyValue;
+	private int            _keyVersion;
+	
+	public EncryptionKey(EncryptionType keyType, byte[] keyValue) {
+		_keyType    = keyType;
+		_keyValue   = keyValue;
+	}
+	
+	public EncryptionKey(EncryptionType keyType, byte[] keyValue, int keyVersion) {
+		_keyType    = keyType;
+		_keyValue   = keyValue;
+		/**
+		 * keyVersion is sent over the wire as part of EncryptedData but makes more sense
+		 * in the domain model to have here as part of the key itself.  Therefore, the
+		 * keyVersion should only be constructor-injected when EncryptionKey's are
+		 * retrieved from persisted storage.
+		 * 
+		 * TODO - keyVersion may move into persisted user configuration
+		 */
+		_keyVersion = keyVersion;
+	}
+
+	public synchronized void destroy() {
+		if (_keyValue != null)
+			for (int i = 0; i < _keyValue.length; i++)
+				_keyValue[i] = 0;
+	}
+	
+	public String toString() {
+		return _keyType.toString() + " (" + _keyType.getOrdinal() + ")";
+	}
+
+	public EncryptionType getKeyType() {
+		return _keyType;
+	}
+	public byte[] getKeyValue() {
+		return _keyValue;
+	}
+	
+	public int getKeyVersion() {
+		return _keyVersion;
+	}
+}
+

Added: incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/KerberosTime.java
==============================================================================
--- (empty file)
+++ incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/KerberosTime.java	Mon Oct 11 18:56:32 2004
@@ -0,0 +1,101 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   Licensed 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.kerberos.messages.value;
+
+import org.apache.kerberos.kdc.*;
+
+import java.util.*;
+
+/**
+ * Implementation of the time object for Kerberos
+ */
+public class KerberosTime implements Comparable {
+	
+	public static final KerberosTime INFINITY = new KerberosTime(Long.MAX_VALUE);
+	
+	private long _localTime;
+
+	public KerberosTime() {
+		Date temp = new Date();
+		_localTime = temp.getTime();
+	}
+
+	public KerberosTime(long time) {
+		_localTime = time;
+	}
+
+	public KerberosTime(Date time) {
+		_localTime = time.getTime();
+	}
+
+	public int compareTo(Object o) {
+		final int BEFORE = -1;
+		final int EQUAL  = 0;
+		final int AFTER  = 1;
+
+		// this optimization is usually worthwhile, and can always be added
+		if (this == o)
+			return EQUAL;
+
+		// Performing explicit checks for nullity and type are made redundant by
+		// the following cast, which will throw NullPointerException and
+		// ClassCastException in these respective cases.
+		final KerberosTime that = (KerberosTime) o;
+
+		// primitive numbers follow this form
+		if (this._localTime < that._localTime)
+			return BEFORE;
+		if (this._localTime > that._localTime)
+			return AFTER;
+		
+		return EQUAL;
+	}
+
+	public long getTime() {
+		return _localTime;
+	}
+
+	public Date toDate() {
+		return new Date(_localTime);
+	}
+
+	public boolean isInClockSkew(long clockSkew) {
+		KerberosTime now = new KerberosTime();
+		return Math.abs(_localTime - now._localTime) < clockSkew;
+	}
+
+	public boolean isInClockSkew() {
+		return isInClockSkew(LocalConfig.KDC_ALLOWABLE_CLOCKSKEW);
+	}
+
+	public boolean greaterThan(KerberosTime time) {
+		return _localTime > time._localTime;
+	}
+	
+	public boolean lessThan(KerberosTime time) {
+		return _localTime < time._localTime;
+	}
+
+	public boolean equals(KerberosTime time) {
+		return _localTime == time._localTime;
+	}
+
+	public boolean isZero() {
+		return _localTime == 0;
+	}
+}
+

Added: incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/TransitedEncoding.java
==============================================================================
--- (empty file)
+++ incubator/directory/kerberos/trunk/source/main/org/apache/kerberos/messages/value/TransitedEncoding.java	Mon Oct 11 18:56:32 2004
@@ -0,0 +1,41 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   Licensed 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.kerberos.messages.value;
+
+public class TransitedEncoding {
+	
+	private int    _type;
+	private byte[] _contents;
+	
+	public TransitedEncoding() {
+		_type = 0;
+		_contents = new byte[0];
+	}
+	
+	public TransitedEncoding(int type, byte[] contents) {
+		_type = type;
+		_contents = contents;
+	}
+	
+	public byte[] getContents() {
+		return _contents;
+	}
+	public int getType() {
+		return _type;
+	}
+}
+