#
CRYPTSETUP=../src/cryptsetup
DEV_NAME=dmc_test
-LOOPDEV=/dev/loop5
HEADER_IMG=mode-test.img
PASSWORD=3xrododenron
MODES="cbc lrw xts"
IVMODES="null benbi plain plain64 essiv:sha256"
+LOOPDEV=$(losetup -f 2>/dev/null)
+
dmremove() { # device
- udevadm settle 2>/dev/null 2>&1
- dmsetup remove $1 2>/dev/null 2>&1
+ udevadm settle >/dev/null 2>&1
+ dmsetup remove $1 >/dev/null 2>&1
}
cleanup() {
exit 100
}
+skip()
+{
+ [ -n "$1" ] && echo "$1"
+ exit 0
+}
+
add_device() {
dd if=/dev/zero of=$HEADER_IMG bs=1M count=6 >/dev/null 2>&1
sync
dmcrypt_check() # device outstring
{
- X=$(dmsetup table $1 2>/dev/null | cut -d' ' -f 4)
+ X=$(dmsetup table $1 2>/dev/null | sed 's/.*: //' | cut -d' ' -f 4)
if [ $X = $2 ] ; then
echo -n "[table OK]"
else
fail
fi
- X=$($CRYPTSETUP status $1 | grep cipher | sed s/\.\*cipher:\\s*//)
+ X=$($CRYPTSETUP status $1 | grep cipher: | sed s/\.\*cipher:\\s*//)
if [ $X = $2 ] ; then
echo -n "[status OK]"
else
dd if=/dev/zero of=/dev/mapper/$2 bs=1M count=6 >/dev/null 2>&1
sync
dmremove $2
- echo $PASSWORD | $CRYPTSETUP create -c $1 -s 256 $2 /dev/mapper/$DEV_NAME >/dev/null 2>&1
+
+ echo $PASSWORD | $CRYPTSETUP create -h sha256 -c $1 -s 256 $2 /dev/mapper/$DEV_NAME >/dev/null 2>&1
ret=$?
VSUM=$(sha256sum /dev/mapper/$2 | cut -d' ' -f 1)
if [ $ret -eq 0 -a "$VSUM" = "$EXPSUM" ] ; then
[ -z "$OUT" ] && OUT=$1
printf "%-25s" "$1"
- echo $PASSWORD | $CRYPTSETUP create -c $1 -s 256 "$DEV_NAME"_"$1" /dev/mapper/$DEV_NAME >/dev/null 2>&1
+ echo $PASSWORD | $CRYPTSETUP create -h sha256 -c $1 -s 256 "$DEV_NAME"_"$1" /dev/mapper/$DEV_NAME >/dev/null 2>&1
if [ $? -eq 0 ] ; then
echo -n -e "PLAIN:"
dmcrypt_check "$DEV_NAME"_"$1" $OUT
fi
# repeated device creation must return the same checksum
- echo $PASSWORD | $CRYPTSETUP create -c $1 -s 256 "$DEV_NAME"_"$1" /dev/mapper/$DEV_NAME >/dev/null 2>&1
+ echo $PASSWORD | $CRYPTSETUP create -h sha256 -c $1 -s 256 "$DEV_NAME"_"$1" /dev/mapper/$DEV_NAME >/dev/null 2>&1
if [ $? -eq 0 ] ; then
echo -n -e " CHECKSUM:"
dmcrypt_check_sum "$1" "$DEV_NAME"_"$1"
echo
}
-if [ $(id -u) != 0 ]; then
- echo "WARNING: You must be root to run this test, test skipped."
- exit 0
-fi
+[ $(id -u) != 0 ] && skip "WARNING: You must be root to run this test, test skipped."
+[ -z "$LOOPDEV" ] && skip "Cannot find free loop device, test skipped."
add_device
dmcrypt aes aes-cbc-plain
dmcrypt aes-plain aes-cbc-plain
+# empty cipher
+dmcrypt null cipher_null-ecb
+dmcrypt cipher_null cipher_null-cbc-plain
+dmcrypt cipher_null-ecb
+
# codebook doesn't support IV at all
for cipher in $CIPHERS ; do
dmcrypt "$cipher-ecb"