| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef PLATFORM_IMPL_SOCKET_HANDLE_WAITER_POSIX_H_ |
| #define PLATFORM_IMPL_SOCKET_HANDLE_WAITER_POSIX_H_ |
| |
| #include <unistd.h> |
| |
| #include <atomic> |
| #include <mutex> |
| #include <vector> |
| |
| #include "platform/impl/socket_handle_waiter.h" |
| |
| namespace openscreen { |
| |
| class SocketHandleWaiterPosix : public SocketHandleWaiter { |
| public: |
| using SocketHandleRef = SocketHandleWaiter::SocketHandleRef; |
| |
| explicit SocketHandleWaiterPosix(ClockNowFunctionPtr now_function); |
| ~SocketHandleWaiterPosix() override; |
| |
| // Runs the Wait function in a loop until the below RequestStopSoon function |
| // is called. |
| void RunUntilStopped(); |
| |
| // Signals for the RunUntilStopped loop to cease running. |
| void RequestStopSoon(); |
| |
| protected: |
| using SocketHandleWaiter::ReadyHandle; |
| |
| ErrorOr<std::vector<ReadyHandle>> AwaitSocketsReadable( |
| const std::vector<SocketHandleRef>& socket_fds, |
| const Clock::duration& timeout) override; |
| |
| private: |
| // Atomic so that we can perform atomic exchanges. |
| std::atomic_bool is_running_; |
| }; |
| |
| } // namespace openscreen |
| |
| #endif // PLATFORM_IMPL_SOCKET_HANDLE_WAITER_POSIX_H_ |