Watching serial port activity.

[Grant Edwards]

On 2006-05-30, Peter Corlett <abuse at dopiaza.cabal.org.uk> wrote:

> A dirty hack that might work is to rename /dev/ttyS* off somewhere else and
> replace them with named pipes. Have a process monitor the named pipes and
> relay data back and forth to the actual serial ports while logging it. The
> serial ioctls won't work to the named pipe, but the application might not
> notice it failed.

If so, then that would be one pretty crappy application. ;)

The slsnif program uses a pty so it will support at least some
of the ioctl calls that a serial port does.

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