1  #include "pch.h"
 2  
 3  #include "IPC.h"
 4  #include "Constants.h"
 5  
 6  #include <common/SettingsAPI/settings_helpers.h>
 7  
 8  constexpr DWORD DefaultPipeBufferSize = 8192;
 9  constexpr DWORD DefaultPipeTimeoutMillis = 200;
10  
11  namespace ipc
12  {
13      Writer::Writer()
14      {
15          start();
16      }
17  
18      Writer::~Writer()
19      {
20          finish();
21      }
22  
23      HRESULT Writer::start()
24      {
25          std::wstring path = PTSettingsHelper::get_module_save_folder_location(constants::nonlocalizable::PowerToyName);
26          path += L"\\";
27          path += constants::nonlocalizable::LastRunPath;
28  
29          try
30          {
31              m_stream = std::ofstream(path);
32              return S_OK;
33          }
34          catch (...)
35          {
36              return E_FAIL;
37          }
38      }
39  
40      HRESULT Writer::add_path(LPCWSTR path)
41      {
42          int length = lstrlenW(path);
43          if (!m_stream.write(reinterpret_cast<const char*>(path), length * sizeof(WCHAR)))
44          {
45              return E_FAIL;
46          }
47  
48          WCHAR line_break = L'\n';
49          if (!m_stream.write(reinterpret_cast<const char*>(&line_break), sizeof(WCHAR)))
50          {
51              return E_FAIL;
52          }
53  
54          return S_OK;
55      }
56  
57      void Writer::finish()
58      {
59          add_path(L"");
60          m_stream.close();
61      }
62  }