| // 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 crypto |
| |
| // MessageCrypto implement this interface to encrypt and decrypt messages |
| type MessageCrypto interface { |
| // AddPublicKeyCipher |
| AddPublicKeyCipher(keyNames []string, keyReader KeyReader) error |
| |
| // RemoveKeyCipher remove the key indentified by the keyname from the list |
| RemoveKeyCipher(keyName string) bool |
| |
| // Encrypt the payload using the data key and update |
| // message metadata with the keyname and encrypted data key |
| Encrypt(encKeys []string, KeyReader KeyReader, msgMetadata MessageMetadataSupplier, payload []byte) ([]byte, error) |
| |
| // Decrypt the payload using the data key. |
| // Keys used to ecnrypt the data key can be retrieved from msgMetadata |
| Decrypt(msgMetadata MessageMetadataSupplier, payload []byte, KeyReader KeyReader) ([]byte, error) |
| } |