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#!/bin/bash | |
# iBeacon Scan by Radius Networks | |
if [[ $1 == "parse" ]]; then | |
packet="" | |
capturing="" | |
count=0 | |
while read line | |
do | |
count=$[count + 1] | |
if [ "$capturing" ]; then | |
if [[ $line =~ ^[0-9a-fA-F]{2}\ [0-9a-fA-F] ]]; then | |
packet="$packet $line" | |
else | |
if [[ $packet =~ ^04\ 3E\ 2A\ 02\ 01\ .{26}\ 02\ 01\ .{14}\ 02\ 15 ]]; then | |
UUID=`echo $packet | sed 's/^.\{69\}\(.\{47\}\).*$/\1/'` | |
MAJOR=`echo $packet | sed 's/^.\{117\}\(.\{5\}\).*$/\1/'` | |
MINOR=`echo $packet | sed 's/^.\{123\}\(.\{5\}\).*$/\1/'` | |
POWER=`echo $packet | sed 's/^.\{129\}\(.\{2\}\).*$/\1/'` | |
UUID=`echo $UUID | sed -e 's/\ //g' -e 's/^\(.\{8\}\)\(.\{4\}\)\(.\{4\}\)\(.\{4\}\)\(.\{12\}\)$/\1-\2-\3-\4-\5/'` | |
MAJOR=`echo $MAJOR | sed 's/\ //g'` | |
MAJOR=`echo "ibase=16; $MAJOR" | bc` | |
MINOR=`echo $MINOR | sed 's/\ //g'` | |
MINOR=`echo "ibase=16; $MINOR" | bc` | |
POWER=`echo "ibase=16; $POWER" | bc` | |
POWER=$[POWER - 256] | |
RSSI=`echo $packet | sed 's/^.\{132\}\(.\{2\}\).*$/\1/'` | |
RSSI=`echo "ibase=16; $RSSI" | bc` | |
RSSI=$[RSSI - 256] | |
if [[ $2 == "-b" ]]; then | |
echo "$UUID $MAJOR $MINOR $POWER" | |
else | |
echo "UUID: $UUID MAJOR: $MAJOR MINOR: $MINOR POWER: $POWER RSSI: $RSSI" | |
fi | |
fi | |
capturing="" | |
packet="" | |
fi | |
fi | |
if [ ! "$capturing" ]; then | |
if [[ "$line" =~ ^\> ]]; then | |
packet=`echo "$line" | sed 's/^>.\(.*$\)/\1/'` | |
capturing=1 | |
fi | |
fi | |
done | |
else | |
hcitool -i hci0 lescan --duplicates --passive 1>/dev/null & | |
if [ "$(pidof hcitool)" ]; then | |
hcidump --raw | ./"$0" parse "$1" | |
fi | |
fi |
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