Am 30.12.2014 um 04:03 schrieb FrankLike:
On Monday, 29 December 2014 at 12:19:34 UTC, dennis luehring
wrote:
Am 29.12.2014 um 13:00 schrieb FrankLike:
Now,I use the win32.winioctl.d file,find
:IOCTL_STORAGE_EJECT_MEDIA ' Value is 0x0202,if you use it
,will
get the error value 50.(by GetLastError()).

It should be 0x2d4808.If you use it ,it works ok.

Why have this kind of mistake?

Frank


maybe just a bug

but
https://github.com/Diggsey/druntime-win32/blob/master/winioctl.d
seems to be correctly defined

IOCTL_STORAGE_EJECT_MEDIA = CTL_CODE_T!(IOCTL_STORAGE_BASE,
0x0202, METHOD_BUFFERED, FILE_READ_ACCESS),

Sorry,I've known what's wrong with it.
Should do similar to C++:  import win32.winioctl;
Don't similar to c#:  public  uint IOCTL_STORAGE_EJECT_MEDIA =
0x2d4808;



so it was your fault not using the IOCTL_STORAGE_EJECT_MEDIA as defined in the import???? where do you get the 0x0202 value from????

your questions, problems AND solutions are always very hard to understand

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