serial patch

[Saveliy Tretiakov]

This is my changes to serial driver:
   - Fixed bug: only one file may be open on a port at any given time.
   - Implemented IOCTL_SERIAL_GET_STATS and IOCTL_SERIAL_CLEAR_STATS.

Small test program included

[Hervé Poussineau]

Saveliy Tretiakov a écrit :
>   This is my changes to serial driver:
>    - Fixed bug: only one file may be open on a port at any given time.
>    - Implemented IOCTL_SERIAL_GET_STATS and IOCTL_SERIAL_CLEAR_STATS. 
http://reactos.com:8080/archives/public/ros-svn/2005-March/001775.html

[Saveliy Tretiakov]

>   Updated files:
>  ...
>  trunk/reactos/drivers/dd/serial/pnp.c
>  trunk/reactos/drivers/dd/serial/rw.c
>  trunk/reactos/drivers/dd/serial/serial.h 
I didn't change pnp.c

[Hervé Poussineau]

Saveliy Tretiakov a écrit :
> >   Updated
> > files:
> >  ...
> >  trunk/reactos/drivers/dd/serial/pnp.c
> >  trunk/reactos/drivers/dd/serial/rw.c
> >  trunk/reactos/drivers/dd/serial/serial.h 
>  
>  
>  I didn't change pnp.c 
Yes, one of my upcoming changes was committed...

Hervé