| 1 | //===-- MainLoopWindows.h ---------------------------------------*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLDB_HOST_WINDOWS_MAINLOOPWINDOWS_H |
| 10 | #define LLDB_HOST_WINDOWS_MAINLOOPWINDOWS_H |
| 11 | |
| 12 | #include "lldb/Host/Config.h" |
| 13 | #include "lldb/Host/MainLoopBase.h" |
| 14 | #include <csignal> |
| 15 | #include <list> |
| 16 | #include <vector> |
| 17 | |
| 18 | namespace lldb_private { |
| 19 | |
| 20 | // Windows-specific implementation of the MainLoopBase class. It can monitor |
| 21 | // socket descriptors for readability using WSAEventSelect. Non-socket file |
| 22 | // descriptors are not supported. |
| 23 | class MainLoopWindows : public MainLoopBase { |
| 24 | public: |
| 25 | MainLoopWindows(); |
| 26 | ~MainLoopWindows() override; |
| 27 | |
| 28 | ReadHandleUP RegisterReadObject(const lldb::IOObjectSP &object_sp, |
| 29 | const Callback &callback, |
| 30 | Status &error) override; |
| 31 | |
| 32 | Status Run() override; |
| 33 | |
| 34 | protected: |
| 35 | void UnregisterReadObject(IOObject::WaitableHandle handle) override; |
| 36 | |
| 37 | void TriggerPendingCallbacks() override; |
| 38 | |
| 39 | private: |
| 40 | void ProcessReadObject(IOObject::WaitableHandle handle); |
| 41 | llvm::Expected<size_t> Poll(); |
| 42 | |
| 43 | struct FdInfo { |
| 44 | void *event; |
| 45 | Callback callback; |
| 46 | }; |
| 47 | llvm::DenseMap<IOObject::WaitableHandle, FdInfo> m_read_fds; |
| 48 | void *m_trigger_event; |
| 49 | }; |
| 50 | |
| 51 | } // namespace lldb_private |
| 52 | |
| 53 | #endif // LLDB_HOST_WINDOWS_MAINLOOPWINDOWS_H |
| 54 |