public static MediaInsertionPromptGuard Enter()
{
MediaInsertionPromptGuard prompt = default;
prompt._disableSuccess = WindowsNative.SetThreadErrorMode(WindowsNative.SEM_FAILCRITICALERRORS, out prompt._oldMode);
return(prompt);
}
public static void GetSpace(IAbsoluteDirectoryPath.Impl path, out long availableBytes, out long totalBytes, out long freeBytes)
{
using (MediaInsertionPromptGuard.Enter()) {
if (!WindowsNative.GetDiskFreeSpaceEx(path.PathExport, out availableBytes, out totalBytes, out freeBytes))
{
throw GetLastWin32ErrorException(path);
}
}
}
public static unsafe string GetFileSystem(IAbsoluteDirectoryPath.Impl rootDir)
{
// rootDir must be a symlink or root drive
const int MAX_LENGTH = 261; // MAX_PATH + 1
char *fileSystemName = stackalloc char[MAX_LENGTH];
using (MediaInsertionPromptGuard.Enter()) {
if (!WindowsNative.GetVolumeInformation(rootDir.PathExportWithTrailingSeparator, null, 0, null, null, out int fileSystemFlags, fileSystemName, MAX_LENGTH))
{
throw GetLastWin32ErrorException(rootDir);
}
}
return(new string(fileSystemName));
}
