diff options
Diffstat (limited to 'core/src/main/java/org/onap/aaf/cadi/AES.java')
| -rw-r--r-- | core/src/main/java/org/onap/aaf/cadi/AES.java | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/core/src/main/java/org/onap/aaf/cadi/AES.java b/core/src/main/java/org/onap/aaf/cadi/AES.java deleted file mode 100644 index 515fc27..0000000 --- a/core/src/main/java/org/onap/aaf/cadi/AES.java +++ /dev/null @@ -1,127 +0,0 @@ -/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * 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.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.security.InvalidKeyException;
-import java.security.NoSuchAlgorithmException;
-
-import javax.crypto.BadPaddingException;
-import javax.crypto.Cipher;
-import javax.crypto.CipherInputStream;
-import javax.crypto.CipherOutputStream;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.KeyGenerator;
-import javax.crypto.NoSuchPaddingException;
-import javax.crypto.SecretKey;
-import javax.crypto.spec.SecretKeySpec;
-
-import org.onap.aaf.cadi.util.Chmod;
-
-public class AES {
- public static final String AES = AES.class.getSimpleName();
- public static final int AES_KEY_SIZE = 128; // 256 isn't supported on all JDKs.
-
- private Cipher aesCipher;
- private SecretKeySpec aeskeySpec;
-
- public AES() throws IOException, NoSuchAlgorithmException, NoSuchPaddingException {
- aesCipher = Cipher.getInstance(AES);
- aeskeySpec = new SecretKeySpec(newKey().getEncoded(), AES);
- }
-
- public static SecretKey newKey() throws NoSuchAlgorithmException {
- KeyGenerator kgen = KeyGenerator.getInstance(AES);
- kgen.init(AES_KEY_SIZE);
- return kgen.generateKey();
- }
-
- public AES(File keyfile) throws IOException, NoSuchAlgorithmException, NoSuchPaddingException {
- aesCipher = Cipher.getInstance(AES);
- byte[] aesKey = new byte[AES_KEY_SIZE/8];
- FileInputStream fis = new FileInputStream(keyfile);
- try {
- fis.read(aesKey);
- } finally {
- fis.close();
- }
- aeskeySpec = new SecretKeySpec(aesKey,AES);
- }
-
- public AES(byte[] aeskey, int offset, int len) throws IOException, NoSuchAlgorithmException, NoSuchPaddingException {
- aesCipher = Cipher.getInstance(AES);
- aeskeySpec = new SecretKeySpec(aeskey,offset,len,AES);
- }
-
- public byte[] encrypt(byte[] in) throws InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
- aesCipher.init(Cipher.ENCRYPT_MODE,aeskeySpec);
- return aesCipher.doFinal(in);
- }
-
- public byte[] decrypt(byte[] in) throws InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
- aesCipher.init(Cipher.DECRYPT_MODE,aeskeySpec);
- return aesCipher.doFinal(in);
- }
-
- public void save(File keyfile) throws IOException {
- FileOutputStream fis = new FileOutputStream(keyfile);
- try {
- fis.write(aeskeySpec.getEncoded());
- } finally {
- fis.close();
- }
- Chmod.to400.chmod(keyfile);
- }
-
- public CipherOutputStream outputStream(OutputStream os, boolean encrypt) {
- try {
- if(encrypt) {
- aesCipher.init(Cipher.ENCRYPT_MODE,aeskeySpec);
- } else {
- aesCipher.init(Cipher.DECRYPT_MODE,aeskeySpec);
- }
- } catch (InvalidKeyException e) {
- // KeySpec created earlier... no chance being wrong.
- }
- return new CipherOutputStream(os,aesCipher);
- }
-
- public CipherInputStream inputStream(InputStream is, boolean encrypt) {
- try {
- if(encrypt) {
- aesCipher.init(Cipher.ENCRYPT_MODE,aeskeySpec);
- } else {
- aesCipher.init(Cipher.DECRYPT_MODE,aeskeySpec);
- }
- } catch (InvalidKeyException e) {
- // KeySpec created earlier... no chance being wrong.
- }
-
- return new CipherInputStream(is,aesCipher);
- }
-}
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