[an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] (none) [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] (none) [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive]
 
[an error occurred while processing this directive] [an error occurred while processing this directive]
Skåne Sjælland Linux User Group - http://www.sslug.dk Home   Subscribe   Mail Archive   Forum   Calendar   Search
MhonArc Date: [Date Prev] [Date Index] [Date Next]   Thread: [Date Prev] [Thread Index] [Date Next]   MhonArc
 

Re: [CPROG] IO-port



Henrik Brix Andersen wrote:

> Hejsa Jørn,
> >  Har du Link eller en smule kode hvor man kan se et eksempel hvor de ting
> > bliver brugt
> Det følgende er ud af fri hukommelse, og er ikke testet:
>
>         int userid = 0;
>         /* get the user id */
>         userid = getuid();
>         /* check if the current user has the rights to change to user id 0 */
>         if(setuid(0)){
>                 /* setuid failed - insert your own stuff here */
>         }
>         else{
>                 /* else we call ioperm to open the io ports we need */
>                 ioperm(0x300, 2, 1);
>                 /* grant access to ports $300 and $301 */
>         }
>         /* set uid to the original user */
>         setuid(userid);
>
> Et godt sted at kigge er man siderne over de forskellige funktioner (man
> ioperm).
> Et andet godt sted er news-gruppen comp.unix.programmer, eller dennes
> FAQ.
> Du er selvfølgelig også meget velkommen til at kontakte mig igen.
>
> Mvh
> //Brix
> --
> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>  Name:   Henrik Brix Andersen         Web: http://freakfoster.dhis.org
>  E-mail: sslug@sslug  Get Linux: http://www.linux.org
> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Hej Brix

Foreløbig mange tak for din hjælp, nu skulle jeg kunne komme igang,
hvis der blir flere problemer vil jeg nok vende tilbage.

       Mvh

         Jørn.



 
Home   Subscribe   Mail Archive   Index   Calendar   Search

 
 
Questions about the web-pages to <www_admin>. Last modified 2005-08-10, 20:08 CEST [an error occurred while processing this directive]
This page is maintained by [an error occurred while processing this directive]MHonArc [an error occurred while processing this directive] # [an error occurred while processing this directive] *