/// <summary>
/// Open an existing named File Mapping object
/// </summary>
/// <param name="access">desired access to the map</param>
/// <param name="name">name of object</param>
/// <returns>The memory mapped file instance</returns>
public static MemoryMappedFile Open(MapAccess access, String name)
{
MemoryMappedFile map = new MemoryMappedFile();
map._hMap = Win32MapApis.OpenFileMapping((int)access, false, name);
if (map._hMap == NULL_HANDLE)
throw new FileMapIOException(Marshal.GetHRForLastWin32Error());
return map;
}
/// <summary>
/// Open an existing named File Mapping object
/// </summary>
/// <param name="access">desired access to the map</param>
/// <param name="name">name of object</param>
/// <returns>The memory mapped file instance</returns>
public static MemoryMappedFile Open(MapAccess access, String name)
{
MemoryMappedFile map = new MemoryMappedFile
{
_hMap = Win32MapApis.OpenFileMapping((int)access, false, name)
};
if (map._hMap == NULL_HANDLE)
{
throw new FileMapIOException(Marshal.GetHRForLastWin32Error());
}
map._maxSize = -1; // debug unknown
return(map);
}
/// <summary>
/// Open an existing named File Mapping object
/// </summary>
/// <param name="access">desired access to the map</param>
/// <param name="name">name of object</param>
/// <returns>The memory mapped file instance</returns>
public static MemoryMappedFile Open(MapAccess access, String name)
{
MemoryMappedFile map = new MemoryMappedFile();
// Debug.Log("mem map start");
map._hMap = Win32MapApis.OpenFileMapping((int)access, false, name);
if (map._hMap == NULL_HANDLE)
{
// Debug.Log("mem map doesnt exist");
return(null);
}
//throw new FileMapIOException ( Marshal.GetHRForLastWin32Error() );
return(map);
}
