sixad-helper

#!/usr/bin/env bash

# check if sixpair was running the last 5 seconds
# and abort if it is true.
# retry limit = 5s
if [ -f /tmp/sixpair.tmp ]; then
    oldtimestamp=`cat /tmp/sixpair.tmp`
    secondsDiff=$(( `date '+%Y%m%d%H%M%S'` - $oldtimestamp ))
    if [ $secondsDiff -lt 5 ]; then
        exit 1
    fi
fi

params="$1"
if hciconfig | grep -q "hci0"; then
    # Check if sixad is running
    if ps -e | grep -q "sixad-bin"; then
        # activate bt dongle if necessary
        if !(hciconfig | grep -q "RUNNING"); then
            hciconfig hci0 up
        fi
        # Make bt dongle discoverable
        if !(hciconfig | grep -q "PSCAN"); then
            hciconfig hci0 pscan
        fi
        if [[ "$params" == "sixpair" ]]; then
            # Write bt dongle's mac address into controller
            date '+%Y%m%d%H%M%S' > /tmp/sixpair.tmp
            /usr/sbin/sixpair
        fi
    else
        echo "sixad is not running!"
        exit 1
    fi
fi
exit 0