public static long GetAvailableFreeBytes(string drive)
{
long ignored;
long userBytes;
if (!DllImports.GetDiskFreeSpaceEx(drive, out userBytes, out ignored, out ignored))
{
throw new IOException("DriveName: " + drive + " ErrorCode:" + Marshal.GetLastWin32Error());
}
return(userBytes);
}
private static bool IsReady(string drive)
{
const int ERROR_NOT_READY = 0x00000015;
long ignored;
if (!DllImports.GetDiskFreeSpaceEx(drive, out ignored, out ignored, out ignored))
{
return(Marshal.GetLastWin32Error() != ERROR_NOT_READY);
}
return(true);
}
