1 | //===-- ConnectionGenericFileWindows.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 liblldb_Host_windows_ConnectionGenericFileWindows_h_ |
10 | #define liblldb_Host_windows_ConnectionGenericFileWindows_h_ |
11 | |
12 | #include "lldb/Host/windows/windows.h" |
13 | #include "lldb/Utility/Connection.h" |
14 | #include "lldb/lldb-types.h" |
15 | |
16 | namespace lldb_private { |
17 | |
18 | class Status; |
19 | |
20 | class ConnectionGenericFile : public lldb_private::Connection { |
21 | public: |
22 | ConnectionGenericFile(); |
23 | |
24 | ConnectionGenericFile(lldb::file_t file, bool owns_file); |
25 | |
26 | ~ConnectionGenericFile() override; |
27 | |
28 | bool IsConnected() const override; |
29 | |
30 | lldb::ConnectionStatus Connect(llvm::StringRef s, Status *error_ptr) override; |
31 | |
32 | lldb::ConnectionStatus Disconnect(Status *error_ptr) override; |
33 | |
34 | size_t Read(void *dst, size_t dst_len, const Timeout<std::micro> &timeout, |
35 | lldb::ConnectionStatus &status, Status *error_ptr) override; |
36 | |
37 | size_t Write(const void *src, size_t src_len, lldb::ConnectionStatus &status, |
38 | Status *error_ptr) override; |
39 | |
40 | std::string GetURI() override; |
41 | |
42 | bool InterruptRead() override; |
43 | |
44 | protected: |
45 | OVERLAPPED m_overlapped; |
46 | HANDLE m_file; |
47 | HANDLE m_event_handles[2]; |
48 | bool m_owns_file; |
49 | LARGE_INTEGER m_file_position; |
50 | |
51 | enum { kBytesAvailableEvent, kInterruptEvent }; |
52 | |
53 | private: |
54 | void InitializeEventHandles(); |
55 | void IncrementFilePointer(DWORD amount); |
56 | |
57 | std::string m_uri; |
58 | |
59 | ConnectionGenericFile(const ConnectionGenericFile &) = delete; |
60 | const ConnectionGenericFile & |
61 | operator=(const ConnectionGenericFile &) = delete; |
62 | }; |
63 | } |
64 | |
65 | #endif |
66 | |