Line data    Source code

       1             : /**
       2             :  * Copyright Soramitsu Co., Ltd. 2018 All Rights Reserved.
       3             :  * http://soramitsu.co.jp
       4             :  *
       5             :  * Licensed under the Apache License, Version 2.0 (the "License");
       6             :  * you may not use this file except in compliance with the License.
       7             :  * You may obtain a copy 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,
      13             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14             :  * See the License for the specific language governing permissions and
      15             :  * limitations under the License.
      16             :  */
      17             : 
      18             : #ifndef IROHA_CRYPTO_VERIFIER_HPP
      19             : #define IROHA_CRYPTO_VERIFIER_HPP
      20             : 
      21             : #include "cryptography/crypto_provider/crypto_defaults.hpp"
      22             : 
      23             : namespace shared_model {
      24             :   namespace crypto {
      25             : 
      26             :     class Signed;
      27             :     class Blob;
      28             :     class PublicKey;
      29             : 
      30             :     /**
      31             :      * CryptoVerifier - adapter for generalization verification of cryptographic
      32             :      * signatures
      33             :      * @tparam Algorithm - cryptographic algorithm for verification
      34             :      */
      35             :     template <typename Algorithm = DefaultCryptoAlgorithmType>
      36             :     class CryptoVerifier {
      37             :      public:
      38             :       /**
      39             :        * Verify signature attached to source data
      40             :        * @param signedData - cryptographic signature
      41             :        * @param source - data that was signed
      42             :        * @param pubKey - public key of signatory
      43             :        * @return true if signature correct
      44             :        */
      45             :       static bool verify(const Signed &signedData,
      46             :                          const Blob &source,
      47             :                          const PublicKey &pubKey) {
      48        4636 :         return Algorithm::verify(signedData, source, pubKey);
      49             :       }
      50             : 
      51             :       /// close constructor for forbidding instantiation
      52             :       CryptoVerifier() = delete;
      53             :     };
      54             :   }  // namespace crypto
      55             : }  // namespace shared_model
      56             : 
      57             : #endif  // IROHA_CRYPTO_VERIFIER_HPP