| /* |
| * Copyright 2014 Google Inc. All rights reserved. |
| * |
| * Licensed 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. |
| */ |
| |
| #ifndef SECUREMESSAGE_UTIL_H_ |
| #define SECUREMESSAGE_UTIL_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "securemessage/common.h" |
| |
| namespace securemessage { |
| |
| class Util { |
| public: |
| // |
| // Makes a new std::unique_ptr<string> by taking input data and a length |
| // |
| static std::unique_ptr<string> MakeUniquePtrString(const void* data, |
| size_t length); |
| |
| // |
| // Providing a level of indirection when logging error message. The idea |
| // being that this can be swapped out in platforms that log error messages in |
| // some more useful way. |
| // |
| static void LogError(const string& error_message); |
| |
| // |
| // Provides a level of indirection for managing really bad errors. A call of |
| // this function indicates that an unrecoverable error happened -- perhaps |
| // because of an attack or a bug in an underlying crypto provider. The |
| // invocation of this function indicates that any subsequent behavior will be |
| // undefined. This level of indirection is meant to let users of this library |
| // figure out how they want to deal with such bad errors. |
| // |
| // This function should never return. |
| // |
| static void LogErrorAndAbort[[noreturn]](const string& error_message); |
| |
| private: |
| virtual ~Util(); |
| }; |
| |
| } // namespace securemessage |
| |
| #endif // SECUREMESSAGE_UTIL_H_ |