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
16namespace lldb_private {
17
18class Status;
19
20class ConnectionGenericFile : public lldb_private::Connection {
21public:
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
44protected:
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
53private:
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

source code of lldb/include/lldb/Host/windows/ConnectionGenericFileWindows.h