[openbeosnetteam] Re: Directory Structure...
- From: "David Reid" <dreid@xxxxxxxxxxxx>
- To: <openbeosnetteam@xxxxxxxxxxxxx>
- Date: Fri, 8 Feb 2002 16:53:27 -0000
Yeah, can you email that direct without all these bl**dy stupid characters
getting in the way!!!!
david
----- Original Message -----
From: "Axel Dörfler" <axeld@xxxxxxxxxxxxxxxx>
To: <openbeosnetteam@xxxxxxxxxxxxx>
Sent: Friday, February 08, 2002 5:43 PM
Subject: [openbeosnetteam] Re: Directory Structure...
>
> >
> > Did Jean say you were looking at how net=5Fserver talks to the network
> > cards=3F
> > That's really the first thing we need before we can go anywhere
> > real...
>
> That's the easy part.
> Apart from using read/write as you would expect to, it uses some ioctls
> to speak to the driver:
>
> enum {
> ETHER=5FGETADDR =3D B=5FDEVICE=5FOP=5FCODES=5FEND, /* get ethernet address
*/
> ETHER=5FINIT, /* set irq and port */
> ETHER=5FNONBLOCK, /* set/unset nonblocking
> mode */
> ETHER=5FADDMULTI, /* add multicast addr */
> ETHER=5FREMMULTI, /* rem multicast addr */
> ETHER=5FSETPROMISC, /* set promiscuous */
> ETHER=5FGETFRAMESIZE /* get frame size */
> };
>
> ETHER=5FINIT is only of interest for ISA cards.
> ETHER=5FGETFRAMESIZE & ETHER=5FNONBLOCK work like this:
>
> case ETHER=5FGETFRAMESIZE:
> D(bug("ioctl: get frame size\n"));
> *(uint32*)buf =3D MAX=5FFRAME=5FSIZE;
> return B=5FNO=5FERROR;
>
> case ETHER=5FNONBLOCK:
> info->blockFlag =3D *(int32 *)buf =3F B=5FTIMEOUT : 0;
> D(bug("ioctl: non blocking =3F %s\n",info->blockFlag =3F "yes" :
> "no"));
> return B=5FNO=5FERROR;
>
> Any more questions=3F
>
> Adios...
> Axel.
>
>
>
>
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