#!/bin/bash 
########################################################
#                                                      #
#  A simple wrapper script to permit UI 'conversations'#
#  using native linux ax25 -- it ain't pretty but it   #
#  woiks!                                              #
#                                                      #
#  Free for any use, you can put this where you want   #
#                                                      #
#  Written by KC2RGW                                   #
#  02.27.2010                                          #
#  Version .02                                         #
#                                                      #
########################################################
# set a sane path
PATH=/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/sbin:/bin:/sbin

# path to your beacon command
BEACON=`which beacon`
# path to your axlisten command
LISTEN=`which axlisten`

if [ "$1" = "" ] ; then

cat<<-EOF
 $0

 USAGE: $0 <ax25 port>

 DESCRIPTION:

    This script wraps axlisten in shell to 'converse' in UI mode
    This will likely have to be run via sudo for device access

    For Unproto put something like CQ or the name of a net
    For Digipath put whatever path of digis you like 
       or leave it blank

EOF

exit
   else
	PORT="$1"
fi

# Can we get to the applications to run?

if [ ! -x $BEACON ] ; then
	echo "Cannot find your beacon command $BEACON"
	echo "Check your path and permissions or edit $0"
	exit
fi

if [ ! -x $LISTEN ] ; then
	echo "Cannot find your axlisten command $LISTEN"
	echo "Check your path and permissions or edit $0"
	exit
fi

# Prompt and get the unproto path and any digis

echo -n "Unproto to: "
read UNPROTO
echo -n "Digi via: "
read DIGIPATH

# If the digi path is blank, skip it, otherwise construct it
if [ "$DIGIPATH" = "" ] ; then
   DEST=$UNPROTO
   else
   DEST="$UNPROTO $DIGIPATH"   
fi

# Fire up axlisten for the session
$LISTEN -tr &

echo
echo "Started axlisten, if using a digi"
echo "your own packets should echo back"
echo
echo "ctrl-c quits"

AXPID="$!"

trap 'kill $AXPID; echo "Killing axlisten and quitting!"; exit' INT TERM

while [ 0 ]; do 
   echo
   # local prompt
   TIME=`date +%T`
   echo -n "$TIME $UNPROTO-> "
   read INPUT 
   if [ $? == 1 ]; then break; fi 
   # The ugly hack, just blast out a directed beacon
   $BEACON -d "$DEST" -s "$PORT" "$INPUT"
done