1 // Copyright 2015 The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //      http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "buffet/encryptor.h"
16 
17 #include <memory>
18 
19 #include <brillo/data_encoding.h>
20 
21 namespace buffet {
22 
23 class FakeEncryptor : public Encryptor {
24  public:
EncryptWithAuthentication(const std::string & plaintext,std::string * ciphertext)25   bool EncryptWithAuthentication(const std::string& plaintext,
26                                  std::string* ciphertext) override {
27     *ciphertext = brillo::data_encoding::Base64Encode(plaintext);
28     return true;
29   }
30 
DecryptWithAuthentication(const std::string & ciphertext,std::string * plaintext)31   bool DecryptWithAuthentication(const std::string& ciphertext,
32                                  std::string* plaintext) override {
33     return brillo::data_encoding::Base64Decode(ciphertext, plaintext);
34   }
35 };
36 
CreateDefaultEncryptor()37 std::unique_ptr<Encryptor> Encryptor::CreateDefaultEncryptor() {
38   return std::unique_ptr<Encryptor>{new FakeEncryptor};
39 }
40 
41 }  // namespace buffet
42