On Sun, 20 May 2001, Edgar Toernig wrote:
> IMHO any similar powerful (and versatile) interface will see the same
> problems. Enforcing a read/write like interface (and rejecting drivers
> that pass ptrs through this interface) may give you some knowledge about
> the kernel/userspace
Alexander Viro wrote:
>
> On Sun, 20 May 2001, Edgar Toernig wrote:
>
> > IMHO any scheme that requires a special name to perform ioctl like
> > functions will not work. Often you don't known the name of the
> > device you're talking to and then you're lost.
>
> ls -l /proc/self/fd/
Oh come
On Sun, 20 May 2001, Edgar Toernig wrote:
> IMHO any scheme that requires a special name to perform ioctl like
> functions will not work. Often you don't known the name of the
> device you're talking to and then you're lost.
ls -l /proc/self/fd/
and think of the results. We can export that
Alexander Viro wrote:
>
> For the latter, though,
> we need to write commands into files and here your miscdevices (or procfs
> files, or /dev/foo/ctl - whatever) is needed.
IMHO any scheme that requires a special name to perform ioctl like
functions will not work. Often you don't known the
Alexander Viro wrote:
For the latter, though,
we need to write commands into files and here your miscdevices (or procfs
files, or /dev/foo/ctl - whatever) is needed.
IMHO any scheme that requires a special name to perform ioctl like
functions will not work. Often you don't known the name
On Sun, 20 May 2001, Edgar Toernig wrote:
IMHO any similar powerful (and versatile) interface will see the same
problems. Enforcing a read/write like interface (and rejecting drivers
that pass ptrs through this interface) may give you some knowledge about
the kernel/userspace
Alexander Viro wrote:
On Sun, 20 May 2001, Edgar Toernig wrote:
IMHO any scheme that requires a special name to perform ioctl like
functions will not work. Often you don't known the name of the
device you're talking to and then you're lost.
ls -l /proc/self/fd/n
Oh come on. You
On Sun, 20 May 2001, Edgar Toernig wrote:
IMHO any scheme that requires a special name to perform ioctl like
functions will not work. Often you don't known the name of the
device you're talking to and then you're lost.
ls -l /proc/self/fd/n
and think of the results. We can export that as
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