| // Copyright 2019 Google LLC |
| // |
| // 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 |
| // |
| // https://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 dap_network_h |
| #define dap_network_h |
| |
| #include <functional> |
| #include <memory> |
| |
| namespace dap { |
| class ReaderWriter; |
| |
| namespace net { |
| |
| // connect() connects to the given TCP address and port. |
| std::shared_ptr<ReaderWriter> connect(const char* addr, int port); |
| |
| // Server implements a basic TCP server. |
| class Server { |
| // IgnoreErrors matches the OnError signature, and does nothing. |
| static inline void IgnoreErrors(const char*) {} |
| |
| public: |
| using OnError = std::function<void(const char*)>; |
| using OnConnect = std::function<void(const std::shared_ptr<ReaderWriter>&)>; |
| |
| virtual ~Server() = default; |
| |
| // create() constructs and returns a new Server. |
| static std::unique_ptr<Server> create(); |
| |
| // start() begins listening for connections on the given port. |
| // callback will be called for each connection. |
| // onError will be called for any connection errors. |
| virtual bool start(int port, |
| const OnConnect& callback, |
| const OnError& onError = IgnoreErrors) = 0; |
| |
| // stop() stops listening for connections. |
| // stop() is implicitly called on destruction. |
| virtual void stop() = 0; |
| }; |
| |
| } // namespace net |
| } // namespace dap |
| |
| #endif // dap_network_h |