// Called when the process exits
private static void Release()
{
// Release the handles
foreach (var pair in s_loadedLibs)
{
if (s_platform == PlatformOS.Windows)
{
// Twice is needed
Kernel32.FreeLibrary(pair.Value);
Kernel32.FreeLibrary(pair.Value);
}
else
{
// Twice is needed
Dl.Close(pair.Value);
Dl.Close(pair.Value);
}
}
// Delete the extracted files
foreach (var path in s_libPaths)
{
File.Delete(path);
}
}
// Unloads all of the loaded libraries
// Note that each library needs to be freed twice, since their use counter is increased by 2 by the use of
// both the manual loader, as well as DllImport. If the count was not increased by 2, then the second call
// is not dangerous.
public static void UnloadLibraries()
{
if (s_loadedLibs.Count == 0)
{
return;
}
if (s_platform == PlatformOS.Windows)
{
foreach (var pair in s_loadedLibs)
{
Kernel32.FreeLibrary(pair.Value);
Kernel32.FreeLibrary(pair.Value);
}
}
else
{
foreach (var pair in s_loadedLibs)
{
Dl.Close(pair.Value);
Dl.Close(pair.Value);
}
}
foreach (var pair in s_libPaths)
{
try
{
// This will sometimes throw an exception for reasons unknown, take a look at this later
File.Delete(pair.Value);
}
catch (Exception e)
{
Logger?.Invoke($"Unable to clean native library '{pair.Key}' at '{pair.Value}'.");
Logger?.Invoke($" Reason: {e.Message}.");
}
}
s_loadedLibs.Clear();
s_libPaths.Clear();
}
