encryptor.encrypt(inBuffer, outBuffer); inBuffer.clear(); outBuffer.flip();
private EncryptedKeyVersion generateEncryptedKey(final Encryptor encryptor, final KeyVersion encryptionKey, final byte[] key, final byte[] iv) throws IOException, GeneralSecurityException { // Encryption key IV is derived from new key's IV final byte[] encryptionIV = EncryptedKeyVersion.deriveIV(iv); encryptor.init(encryptionKey.getMaterial(), encryptionIV); final int keyLen = key.length; ByteBuffer bbIn = ByteBuffer.allocateDirect(keyLen); ByteBuffer bbOut = ByteBuffer.allocateDirect(keyLen); bbIn.put(key); bbIn.flip(); encryptor.encrypt(bbIn, bbOut); bbOut.flip(); byte[] encryptedKey = new byte[keyLen]; bbOut.get(encryptedKey); return new EncryptedKeyVersion(encryptionKey.getName(), encryptionKey.getVersionName(), iv, new KeyVersion(encryptionKey.getName(), EEK, encryptedKey)); }
int toEncryptLength = dataLen - trailingPartialChunkLength; try { encryptor.encrypt(buf.nioBuffer(trailingPartialChunkLength, toEncryptLength), encryptBuf.nioBuffer(trailingPartialChunkLength, toEncryptLength)); } catch (IOException e) {
@Override protected void encode(ChannelHandlerContext ctx, ByteBuf msg, ByteBuf out) throws Exception { ByteBuf inBuf; boolean release = false; if (msg.nioBufferCount() == 1) { inBuf = msg; } else { inBuf = ctx.alloc().directBuffer(msg.readableBytes()); msg.readBytes(inBuf); release = true; } ByteBuffer inBuffer = inBuf.nioBuffer(); ByteBuffer outBuffer = out.nioBuffer(0, inBuf.readableBytes()); encryptor.encrypt(inBuffer, outBuffer); out.writerIndex(inBuf.readableBytes()); if (release) { inBuf.release(); } } }
encryptor.encrypt(inBuffer, outBuffer); inBuffer.clear(); outBuffer.flip();
encryptor.encrypt(inBuffer, outBuffer); inBuffer.clear(); outBuffer.flip();
encryptor.encrypt(inBuffer, outBuffer); inBuffer.clear(); outBuffer.flip();
encryptor.encrypt(inBuffer, outBuffer); inBuffer.clear(); outBuffer.flip();
@Override public EncryptedKeyVersion generateEncryptedKey(String encryptionKeyName) throws IOException, GeneralSecurityException { // Fetch the encryption key KeyVersion encryptionKey = keyProvider.getCurrentKey(encryptionKeyName); Preconditions.checkNotNull(encryptionKey, "No KeyVersion exists for key '%s' ", encryptionKeyName); // Generate random bytes for new key and IV CryptoCodec cc = CryptoCodec.getInstance(keyProvider.getConf()); final byte[] newKey = new byte[encryptionKey.getMaterial().length]; cc.generateSecureRandom(newKey); final byte[] iv = new byte[cc.getCipherSuite().getAlgorithmBlockSize()]; cc.generateSecureRandom(iv); // Encryption key IV is derived from new key's IV final byte[] encryptionIV = EncryptedKeyVersion.deriveIV(iv); Encryptor encryptor = cc.createEncryptor(); encryptor.init(encryptionKey.getMaterial(), encryptionIV); int keyLen = newKey.length; ByteBuffer bbIn = ByteBuffer.allocateDirect(keyLen); ByteBuffer bbOut = ByteBuffer.allocateDirect(keyLen); bbIn.put(newKey); bbIn.flip(); encryptor.encrypt(bbIn, bbOut); bbOut.flip(); byte[] encryptedKey = new byte[keyLen]; bbOut.get(encryptedKey); return new EncryptedKeyVersion(encryptionKeyName, encryptionKey.getVersionName(), iv, new KeyVersion(encryptionKey.getName(), EEK, encryptedKey)); }
@Override public EncryptedKeyVersion generateEncryptedKey(String encryptionKeyName) throws IOException, GeneralSecurityException { // Fetch the encryption key KeyVersion encryptionKey = keyProvider.getCurrentKey(encryptionKeyName); Preconditions.checkNotNull(encryptionKey, "No KeyVersion exists for key '%s' ", encryptionKeyName); // Generate random bytes for new key and IV CryptoCodec cc = CryptoCodec.getInstance(keyProvider.getConf()); final byte[] newKey = new byte[encryptionKey.getMaterial().length]; cc.generateSecureRandom(newKey); final byte[] iv = new byte[cc.getCipherSuite().getAlgorithmBlockSize()]; cc.generateSecureRandom(iv); // Encryption key IV is derived from new key's IV final byte[] encryptionIV = EncryptedKeyVersion.deriveIV(iv); Encryptor encryptor = cc.createEncryptor(); encryptor.init(encryptionKey.getMaterial(), encryptionIV); int keyLen = newKey.length; ByteBuffer bbIn = ByteBuffer.allocateDirect(keyLen); ByteBuffer bbOut = ByteBuffer.allocateDirect(keyLen); bbIn.put(newKey); bbIn.flip(); encryptor.encrypt(bbIn, bbOut); bbOut.flip(); byte[] encryptedKey = new byte[keyLen]; bbOut.get(encryptedKey); return new EncryptedKeyVersion(encryptionKeyName, encryptionKey.getVersionName(), iv, new KeyVersion(encryptionKey.getName(), EEK, encryptedKey)); }
@Override public EncryptedKeyVersion generateEncryptedKey(String encryptionKeyName) throws IOException, GeneralSecurityException { // Fetch the encryption key KeyVersion encryptionKey = keyProvider.getCurrentKey(encryptionKeyName); Preconditions.checkNotNull(encryptionKey, "No KeyVersion exists for key '%s' ", encryptionKeyName); // Generate random bytes for new key and IV CryptoCodec cc = CryptoCodec.getInstance(keyProvider.getConf()); final byte[] newKey = new byte[encryptionKey.getMaterial().length]; cc.generateSecureRandom(newKey); final byte[] iv = new byte[cc.getCipherSuite().getAlgorithmBlockSize()]; cc.generateSecureRandom(iv); // Encryption key IV is derived from new key's IV final byte[] encryptionIV = EncryptedKeyVersion.deriveIV(iv); Encryptor encryptor = cc.createEncryptor(); encryptor.init(encryptionKey.getMaterial(), encryptionIV); int keyLen = newKey.length; ByteBuffer bbIn = ByteBuffer.allocateDirect(keyLen); ByteBuffer bbOut = ByteBuffer.allocateDirect(keyLen); bbIn.put(newKey); bbIn.flip(); encryptor.encrypt(bbIn, bbOut); bbOut.flip(); byte[] encryptedKey = new byte[keyLen]; bbOut.get(encryptedKey); return new EncryptedKeyVersion(encryptionKeyName, encryptionKey.getVersionName(), iv, new KeyVersion(encryptionKey.getName(), EEK, encryptedKey)); }
@Override public EncryptedKeyVersion generateEncryptedKey(String encryptionKeyName) throws IOException, GeneralSecurityException { // Fetch the encryption key KeyVersion encryptionKey = keyProvider.getCurrentKey(encryptionKeyName); Preconditions.checkNotNull(encryptionKey, "No KeyVersion exists for key '%s' ", encryptionKeyName); // Generate random bytes for new key and IV CryptoCodec cc = CryptoCodec.getInstance(keyProvider.getConf()); final byte[] newKey = new byte[encryptionKey.getMaterial().length]; cc.generateSecureRandom(newKey); final byte[] iv = new byte[cc.getCipherSuite().getAlgorithmBlockSize()]; cc.generateSecureRandom(iv); // Encryption key IV is derived from new key's IV final byte[] encryptionIV = EncryptedKeyVersion.deriveIV(iv); Encryptor encryptor = cc.createEncryptor(); encryptor.init(encryptionKey.getMaterial(), encryptionIV); int keyLen = newKey.length; ByteBuffer bbIn = ByteBuffer.allocateDirect(keyLen); ByteBuffer bbOut = ByteBuffer.allocateDirect(keyLen); bbIn.put(newKey); bbIn.flip(); encryptor.encrypt(bbIn, bbOut); bbOut.flip(); byte[] encryptedKey = new byte[keyLen]; bbOut.get(encryptedKey); return new EncryptedKeyVersion(encryptionKeyName, encryptionKey.getVersionName(), iv, new KeyVersion(encryptionKey.getName(), EEK, encryptedKey)); }