Questions about the DVD input plugin (for a win32 port)

Jon Lech Johansen jon-vl at
Mon May 21 23:51:54 CEST 2001

On Mon, May 21, 2001 at 09:55:40PM +0100, Gildas Bazin (gbazin at wrote:
> On Mon, 21 May 2001 06:35:40 Jon Lech Johansen wrote:
> > I have ported the dvd input plugin to Win2000.
> > 
> Wow this was quick... Well done !!!
> The only comment I would make would be about the use of Windows specific
> functions whereas the current code would have been enough. I'm talking
> about using the microsoft C run-time library where possible (eg: ReadFile
> => _read, SetFilePointer => _lseek).
> I suppose the functions provided by the MSVCRT are less efficient then
> their Windows API counterparts, but the final code will be more readable
> and maintainable (IMHO).

The only way to open a cdrom drive under win2k is to use CreateFile.
Hence you have to use ReadFile and SetFilePointer as well.

Jon Johansen

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