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#!/bin/bash
. lib.sh
#
# *** Description ***
#
# generate header with bad checksum in both binary headerer
#
# $1 full target dir
# $2 full source luks2 image
function prepare()
{
cp $SRC_IMG $TGT_IMG
test -d $TMPDIR || mkdir $TMPDIR
read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr1
}
function generate()
{
chks0=$(echo "Arbitrary chosen string: D'oh!" | calc_sha256_checksum_stdin)
chks1=$(echo "D'oh!: arbitrary chosen string" | calc_sha256_checksum_stdin)
write_checksum $chks0 $TGT_IMG
write_checksum $chks1 $TMPDIR/hdr1
write_luks2_bin_hdr1 $TMPDIR/hdr1 $TGT_IMG
}
function check()
{
chks_res0=$(read_sha256_checksum $TGT_IMG)
chks_res1=$(read_sha256_checksum $TMPDIR/hdr1)
test "$chks0" = "$chks_res0" || exit 2
test "$chks1" = "$chks_res1" || exit 2
}
function cleanup()
{
rm -f $TMPDIR/*
rm -fd $TMPDIR
}
test $# -eq 2 || exit 1
TGT_IMG=$1/$(test_img_name $0)
SRC_IMG=$2
prepare
generate
check
cleanup
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