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|
#! /bin/sh
# Copyright (C) 2000-2018 Peter Selinger.
# This file is part of ccrypt. It is free software and it is covered
# by the GNU general public license. See the file COPYING for details.
# Check that the ccrypt program works properly in all different
# encryption/decryption modes.
if test -z "$srcdir"; then
srcdir=.
fi
. "$srcdir/common.sh"
NAME="$0"
KEY=testkey
KEY2=newkey
KEYM=mismatchkey
CCRYPT="${CHECK_CCRYPT:-../src/ccrypt$EXEEXT} -f"
DATA="$srcdir"/testdata
DATAM="$srcdir"/testdata.m
CPTDATA="$srcdir"/testdata.cpt
UCPTDATA="$srcdir"/testdata.ucpt
TMP1=`mktemp "$TMPDIR/ccrypt-ccrypt-check-1.XXXXXX"`
TMP2=`mktemp "$TMPDIR/ccrypt-ccrypt-check-2.XXXXXX"`
DATA31="$srcdir"/testdata31
CPTDATA31="$srcdir"/testdata31.cpt
NULLDATA="$srcdir"/nulldata
cleanup () {
rm -f "$TMP1" "$TMP1.cpt" "$TMP2" "$TMP2.cpt"
}
trap cleanup EXIT
trap cleanup INT
# check for a specific return value of a command
naction () {
EXPECTED="$1"
shift
$@ 2>/dev/null
RECEIVED="$?"
if test "$RECEIVED" -ne "$EXPECTED"; then
echo "$NAME:$LINE: Action returned $RECEIVED instead of $EXPECTED." >&2
echo "$NAME: test failed." >&2
echo "Failed command: $LINE: $@" >& 2
exit 1
fi
}
action () {
naction 0 $@
}
# keep track of line numbers
alias action="LINE=\$LINENO; action"
alias naction="LINE=\$LINENO; naction"
decrypttest() {
D="$1"
C="$2"
K="$3"
action $CCRYPT -d -K "$K" < "$C" > "$TMP1"
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
action cp "$C" "$TMP1".cpt
action $CCRYPT -d -K "$K" "$TMP1".cpt
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
action cp "$C" "$TMP1".cpt
action $CCRYPT -d -T -K "$K" "$TMP1".cpt
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
action $CCRYPT -c -K "$K" "$C" > "$TMP1"
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
action $CCRYPT -c -K "$K" < "$C" > "$TMP1"
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
action $CCRYPT -c -K "$K" - < "$C" > "$TMP1"
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
}
decrypttest_m() {
D="$1"
C="$2"
K="$3"
action $CCRYPT -m -d -K "$K" < "$C" > "$TMP1"
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
action $CCRYPT -m -c -K "$K" "$C" > "$TMP1"
action diff "$D" "$TMP1" > /dev/null
action rm -f "$TMP1"
}
# test decryption
decrypttest "$DATA" "$CPTDATA" "$KEY"
# test decryption with non-matching key
decrypttest_m "$DATAM" "$CPTDATA" "$KEYM"
# test encryption
action $CCRYPT -K "$KEY" < "$DATA" > "$TMP2"
decrypttest "$DATA" "$TMP2" "$KEY"
action rm -f "$TMP2"
action cp "$DATA" "$TMP2"
action $CCRYPT -K "$KEY" "$TMP2"
decrypttest "$DATA" "$TMP2".cpt "$KEY"
action rm -f "$TMP2".cpt
action cp "$DATA" "$TMP2"
action $CCRYPT -T -K "$KEY" "$TMP2"
decrypttest "$DATA" "$TMP2".cpt "$KEY"
action rm -f "$TMP2".cpt
# test keychange
action $CCRYPT -x -K "$KEY" -H "$KEY2" < "$CPTDATA" > "$TMP2"
decrypttest "$DATA" "$TMP2" "$KEY2"
action rm -f "$TMP2"
action cp "$CPTDATA" "$TMP2"
action $CCRYPT -x -K "$KEY" -H "$KEY2" "$TMP2"
decrypttest "$DATA" "$TMP2" "$KEY2"
action rm -f "$TMP2"
# test unixcrypt compatibility
action $CCRYPT -u -K "$KEY" < "$UCPTDATA" > "$TMP2"
action diff "$TMP2" "$DATA" > /dev/null
action rm -f "$TMP2"
action $CCRYPT -u -K "$KEY" "$UCPTDATA" > "$TMP2"
action diff "$TMP2" "$DATA" > /dev/null
action rm -f "$TMP2"
# test that wrong keys are detected correctly
naction 4 $CCRYPT -d -K wrongkey < "$CPTDATA" > "$TMP2"
action diff "$TMP2" "$NULLDATA" > /dev/null
action rm -f "$TMP2"
naction 4 $CCRYPT -c -K wrongkey "$CPTDATA" > "$TMP2"
action diff "$TMP2" "$NULLDATA" > /dev/null
action rm -f "$TMP2"
action cp "$CPTDATA" "$TMP2"
naction 4 $CCRYPT -d -K wrongkey "$TMP2"
action diff "$CPTDATA" "$TMP2" > /dev/null
action rm -f "$TMP2"
naction 4 $CCRYPT -x -K wrongkey -H "$KEY2" < "$CPTDATA" > "$TMP2"
action diff "$TMP2" "$NULLDATA" > /dev/null
action rm -f "$TMP2"
action cp "$CPTDATA" "$TMP2"
naction 4 $CCRYPT -x -K wrongkey -H "$KEY2" "$TMP2"
action diff "$CPTDATA" "$TMP2" > /dev/null
action rm -f "$TMP2"
# test that short files are detected correctly
naction 4 $CCRYPT -d -K wrongkey < "$DATA31" > "$TMP2"
action diff "$TMP2" "$CPTDATA31" > /dev/null
action rm -f "$TMP2"
naction 4 $CCRYPT -c -K wrongkey "$DATA31" > "$TMP2"
action diff "$TMP2" "$CPTDATA31" > /dev/null
action rm -f "$TMP2"
action cp "$DATA31" "$TMP2"
naction 4 $CCRYPT -d -K wrongkey "$TMP2"
action diff "$DATA31" "$TMP2" > /dev/null
action rm -f "$TMP2"
naction 4 $CCRYPT -x -K wrongkey -H "$KEY2" < "$DATA31" > "$TMP2"
action diff "$TMP2" "$CPTDATA31" > /dev/null
action rm -f "$TMP2"
action cp "$DATA31" "$TMP2"
naction 4 $CCRYPT -x -K wrongkey -H "$KEY2" "$TMP2"
action diff "$DATA31" "$TMP2" > /dev/null
action rm -f "$TMP2"
echo "$NAME: test succeeded" >&2
exit 0
|
