1 /*
2 * GordianKnot: Security Suite
3 * Copyright 2012-2026. Tony Washer
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
6 * use this file except in compliance with the License. You may obtain a copy
7 * of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
13 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
14 * License for the specific language governing permissions and limitations under
15 * the License.
16 */
17 package io.github.tonywasher.joceanus.gordianknot.api.encrypt;
18
19 import io.github.tonywasher.joceanus.gordianknot.api.base.GordianException;
20 import io.github.tonywasher.joceanus.gordianknot.api.encrypt.spec.GordianEncryptorSpec;
21 import io.github.tonywasher.joceanus.gordianknot.api.keypair.GordianKeyPair;
22
23 /**
24 * Asymmetric Encryptor.
25 */
26 public interface GordianEncryptor {
27 /**
28 * Obtain the encryptorSpec.
29 *
30 * @return the spec
31 */
32 GordianEncryptorSpec getEncryptorSpec();
33
34 /**
35 * Initialise for encrypt.
36 *
37 * @param pKeyPair the keyPair
38 * @throws GordianException on error
39 */
40 void initForEncrypt(GordianKeyPair pKeyPair) throws GordianException;
41
42 /**
43 * Initialise for decrypt.
44 *
45 * @param pKeyPair the keyPair
46 * @throws GordianException on error
47 */
48 void initForDecrypt(GordianKeyPair pKeyPair) throws GordianException;
49
50 /**
51 * Encrypt the bytes.
52 *
53 * @param pBytes the bytes to encrypt
54 * @return the encrypted bytes
55 * @throws GordianException on error
56 */
57 byte[] encrypt(byte[] pBytes) throws GordianException;
58
59 /**
60 * Decrypt the encrypted bytes.
61 *
62 * @param pEncrypted the encrypted bytes
63 * @return the decrypted bytes
64 * @throws GordianException on error
65 */
66 byte[] decrypt(byte[] pEncrypted) throws GordianException;
67 }