2 * Copyright (c) 2000 - 2015 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License
18 * @author Bartłomiej Grzelewski (b.grzelewski@samsung.com)
23 #include <generic-backend/exception.h>
24 #include <sw-backend/key.h>
25 #include <sw-backend/store.h>
26 #include <sw-backend/internals.h>
30 template <typename T, typename ...Args>
31 std::unique_ptr<T> make_unique(Args&& ...args) {
32 return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
35 } // namespace anonymous
41 Store::Store(CryptoBackend backendId)
44 // initialize openssl internals
45 Internals::initialize();
48 GKeyUPtr Store::getKey(const Token &token) {
49 if (token.backendId != m_backendId) {
50 ThrowErr(Exc::Crypto::WrongBackend, "Decider choose wrong backend!");
53 if (token.dataType.isKeyPrivate() || token.dataType.isKeyPublic()) {
54 return make_unique<AKey>(token.data, token.dataType);
57 if (token.dataType == DataType(DataType::KEY_AES)) {
58 return make_unique<SKey>(token.data, token.dataType);
61 if (token.dataType.isCertificate()) {
62 return make_unique<Cert>(token.data, token.dataType);
65 ThrowErr(Exc::Crypto::KeyNotSupported,
66 "This type of data is not supported by openssl backend: ", (int)token.dataType);
69 TokenPair Store::generateAKey(const CryptoAlgorithm &algorithm)
71 AlgoType keyType = AlgoType::RSA_GEN;
72 algorithm.getParam(ParamName::ALGO_TYPE, keyType);
74 if(keyType == AlgoType::RSA_GEN || keyType == AlgoType::DSA_GEN)
77 if(!algorithm.getParam(ParamName::GEN_KEY_LEN, keyLength))
78 ThrowErr(Exc::Crypto::InputParam, "Error, parameter GEN_KEY_LEN not found.");
80 if(keyType == AlgoType::RSA_GEN)
81 return Internals::createKeyPairRSA(m_backendId, keyLength);
83 return Internals::createKeyPairDSA(m_backendId, keyLength);
85 else if(keyType == AlgoType::ECDSA_GEN)
88 if(!algorithm.getParam(ParamName::GEN_EC, ecType))
89 ThrowErr(Exc::Crypto::InputParam, "Error, parameter GEN_EC not found.");
91 return Internals::createKeyPairECDSA(m_backendId, static_cast<ElipticCurve>(ecType));
93 ThrowErr(Exc::Crypto::InputParam, "wrong key type");
96 Token Store::generateSKey(const CryptoAlgorithm &algorithm)
99 if(!algorithm.getParam(ParamName::GEN_KEY_LEN, keyLength))
100 ThrowErr(Exc::Crypto::InputParam, "Error, parameter GEN_KEY_LEN not found.");
102 return Internals::createKeyAES(m_backendId, keyLength);
105 Token Store::import(DataType dataType, const RawBuffer &buffer) {
106 return Token(m_backendId, dataType, buffer);
110 } // namespace Crypto