Re: interface name - module name assoc SOLVED

["roylo" <roylo@example.com>]

don't know about that one
the one I have is alan@example.com

----- Original Message -----
From: "Scott M. Stone" <sstone@example.com>
To: <tlug@example.com>
Sent: Tuesday, September 04, 2001 5:18 PM
Subject: Re: interface name - module name assoc SOLVED


> On Tue, 4 Sep 2001, roylo wrote:
>
> > Great!  ^_^
> >
> > why don't you submit this to Alan Cox, that way everyone can benefit
from it
> > ?
>
> yes, I'm going to do that.  is it still "alan@example.com" ?
>
> >
> >
> >
> >
> > ----- Original Message -----
> > From: "Scott M. Stone" <sstone@example.com>
> > To: "Tokyo Linux Users' Group" <tlug@example.com>
> > Sent: Tuesday, September 04, 2001 4:04 PM
> > Subject: interface name - module name assoc SOLVED
> >
> >
> > >
> > > Ok, well, I did have to write a kernel module, but this should work on
all
> > > machines and reliably tell you "what driver module is the owner of the
> > > interface", assuming you're using dynamic modules for your network
> > > drivers.  Amazingly enough, I did NOT manage to crash my system while
> > > testing this thing, I guess I got lucky this time :)
> > >
> > > compile with:
> > >
> > > gcc -Wall -DMODULE -D__KERNEL__ -DLINUX -o ndmassoc.o -c ndmassoc.c
> > >
> > > then,
> > >
> > > insmod ./ndmassoc.o
> > >
> > > then
> > >
> > > cat /proc/ndmassoc
> > >
> > > the number is the "interface index number" as seen by the kernel, if
> > > you're wondering.
> > >
> > > rmmod ndmassoc
> > >
> > > will get rid of it.
> > >
> > >
> > > --cut here--
> > >
> > > /* ndmassoc.c
> > >    this driver provides /proc/ndmassoc, which lets you associate
network
> > >    devices with
> > >    the module that owns it.
> > >
> > >    this code released under the terms of the GNU GPL
> > >    (C) 2001 by Scott Stone <sstone@example.com>
> > >
> > >    This module comes with NO WARRANTY - if it breaks your kernel,
reboot
> > and
> > >    don't load it
> > >    again, or try it again, and be angry.  It's really up to you, but I
> > take
> > >    no responsibility either way.
> > > */
> > >
> > > #include <linux/kernel.h>
> > > #include <linux/module.h>
> > > #if CONFIG_MODVERSIONS==1
> > > #define MODVERSIONS
> > > #include <linux/modversions.h>
> > > #endif
> > > #include <linux/proc_fs.h>
> > > #include <linux/netdevice.h>
> > >
> > > #define MODNAME "ndmassoc"
> > > #define VERSION "1.0.0"
> > > #define COPYRIGHT "(C) 2001 by Scott Stone <sstone@example.com>"
> > > #define MAX_INTERFACES 50
> > > #define BUFFER_SIZE ((MAX_INTERFACES * 80) + 1)
> > >
> > > int procfile_read(char *buffer, char **buffer_location, off_t offset,
int
> > buffer_length, int *eof, void *data) {
> > > int len=0;
> > > static char my_buffer[BUFFER_SIZE];
> > > struct net_device *nd=NULL;
> > > static int zz;
> > >
> > > memset(my_buffer,0,BUFFER_SIZE);
> > > strcpy(my_buffer,":Interfaces:\n");
> > > if (offset > 0) return 0;
> > > for (zz=0;zz < MAX_INTERFACES;zz++) {
> > > nd=dev_get_by_index(zz);
> > > if (nd && (nd->owner) && (nd->owner->name)) {
> > > sprintf(my_buffer,"%s%d:%s:%s\n",
> > > my_buffer,
> > > zz,
> > > nd->name,
> > > nd->owner->name);
> > > }
> > > }
> > > len=strlen(my_buffer);
> > > *buffer_location=my_buffer;
> > > return len;
> > > }
> > >
> > > int init_module(void) {
> > > struct proc_dir_entry *p=NULL;
> > > printk("%s v%s - %s\n", MODNAME, VERSION, COPYRIGHT);
> > > p=create_proc_entry(MODNAME,(S_IFREG | S_IRUGO),&proc_root);
> > > if (!p) {
> > > printk("%s: error registering /proc/%s !!\n",MODNAME,MODNAME);
> > > return -1;
> > > }
> > > p->read_proc=procfile_read;
> > > p->data=NULL;
> > > return 0;
> > > }
> > >
> > > void cleanup_module(void) {
> > > remove_proc_entry(MODNAME,&proc_root);
> > > printk("%s unloaded successfully.\n",MODNAME);
> > > }
> > >
> >
> -----------------------------------------------------------------------
> > > Next Technical Meeting:  Sat, Sep 15 13:30-  Leading Edge Co., Place
> > Canada
> > > Next Nomikai Meeting:    Fri, Oct 19 19:30-  Tengu Tokyo Eki-Mae
> >
> -----------------------------------------------------------------------
> > > more info: http://www.tlug.gr.jp           Sponsor: Global Online
Japan
> >
> > -----------------------------------------------------------------------
> > Next Technical Meeting:  Sat, Sep 15 13:30-  Leading Edge Co., Place
Canada
> > Next Nomikai Meeting:    Fri, Oct 19 19:30-  Tengu Tokyo Eki-Mae
> > -----------------------------------------------------------------------
> > more info: http://www.tlug.gr.jp           Sponsor: Global Online Japan
> >
> >
>
> --------------------------
> Scott M. Stone <sstone@example.com>
> Director of Information Technology, Director of Research and Development
> ITIsOpen, Inc. - http://www.itisopen.com
> Cisco Certified Network Associate, Sun Solaris Certified Systems
Administrator
>
> -----------------------------------------------------------------------
> Next Technical Meeting:  Sat, Sep 15 13:30-  Leading Edge Co., Place
Canada
> Next Nomikai Meeting:    Fri, Oct 19 19:30-  Tengu Tokyo Eki-Mae
> -----------------------------------------------------------------------
> more info: http://www.tlug.gr.jp           Sponsor: Global Online Japan