Pi-hole/pi-hole
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fix some codacy and intelliJ idea complaints

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Signed-off-by: Adam Warner <adamw@rner.email>
This commit is contained in:
Adam Warner 2017-12-06 22:31:12 +00:00
parent 9642cda949
commit 69dc22c10f
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GPG key ID: F5410858022DA5EB
1 changed files with 11 additions and 5 deletions
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16
automated install/basic-install.sh
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@ -503,15 +503,21 @@ testIPv6() {
# first will contain fda2 (ULA)
first="$(cut -f1 -d":" <<< "$1")"
# value1 will contain 253 which is the decimal value corresponding to 0xfd
value1=$(((0x$first)/256))
value1=$(( (0x$first)/256 ))
# will contain 162 which is the decimal value corresponding to 0xa2
value2=$(((0x$first)%256))
value2=$(( (0x$first)%256 ))
# the ULA test is testing for fc00::/7 according to RFC 4193
(((value1&254)==252)) && echo "ULA" || true
if (( value1&254 == 252 )); then
echo "ULA"
fi
# the GUA test is testing for 2000::/3 according to RFC 4291
(((value1&112)==32)) && echo "GUA" || true
if (( value1&112 == 32 )); then
echo "GUA"
fi
# the LL test is testing for fe80::/10 according to RFC 4193
(((value1==254) && ((value2&192)==128))) && echo "Link-local" || true
if (( value1 == 254 )) && (( value2&192 == 128 )); then
echo "Link-local"
fi
}
# A dialog for showing the user about IPv6 blocking