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Top Forums Programming Read 1 of 2 keyboards connected Post 302980970 by wisecracker on Monday 5th of September 2016 03:59:45 PM
Old 09-05-2016
Here is a snapshot of reading KB event6 in Ubuntu 16.04 64 bit...
It is in /dev/input/ ...
As I quoted in most Linux flavours reading is easy, understanding the protocol is NOT!
As you can see with this snapshot of the 'Ubuntu Terminal', to run it from the '/dev/input/' directory requires 'sudo'...
sudo cat event6
Note there were only 3 keys pressed and 1 combination of keys...
Now see how difficult it is to monitor any KB knowing its device, just think how difficult it is if you have disabled said KB and required data from it.
Read 1 of 2 keyboards connected-ubuntu-1604-64jpg
 

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EVENTSTAT(8)						      System Manager's Manual						      EVENTSTAT(8)

NAME
eventstat - a tool to measure system events. SYNOPSIS
eventstat [-rcsv_file][-nevent_count][delay [count]] DESCRIPTION
eventstat is a program that dumps the current active system events. OPTIONS
eventstat options are as follow: -h show help -n event_count only display the first event_count number of top events. -q run quietly, only really makes sense with -r option. -r csv_file output gathered data in a comma separated values file. This can be then imported and graphed using your favourite open source spread sheet. -t threshold ignore samples where the event delta per second less than the given threshold EXAMPLES
Dump events every second until stopped. sudo eventstat Dump the top 20 events every 60 seconds until stopped. sudo eventstat -n 20 60 Dump events every 10 seconds just 5 times. sudo eventstat 10 5 SEE ALSO
powertop(8) AUTHOR
eventstat was written by Colin King <colin.king@canonical.com> This manual page was written by Colin King <colin.king@canonical.com>, for the Ubuntu project (but may be used by others). June 13, 2012 EVENTSTAT(8)
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