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#!/bin/sh
# Validate cksum --raw operation
# Copyright (C) 2023-2025 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ cksum date od
cat > digest_types <<\EOF || framework_failure_
bsd u2
sysv u2
crc u4
md5 x1
sha1 x1
sha2 x1 -l224 -l256 -l384 -l512
sha3 x1 -l224 -l256 -l384 -l512
blake2b x1 -l8 -l256 -l512
sm3 x1
EOF
date > file.in || framework_failure_
while read algo type lengths; do
: "${lengths:=-l0}"
for len in $lengths; do
# Binary converted back to text
cksum --raw -a $algo $len file.in > digest.bin || fail=1
d='digest.bin.txt'
od --endian=big -An -w1024 -t$type < digest.bin | tr -d ' ' \
> "$d" || framework_failure_
# Pad the bsd checksum with leading 0's, if needed.
case $algo in bsd) n=$(cat "$d"); printf '%05d\n' "$n" > "$d" ;; esac
# Standard text output
cksum --untagged -a $algo $len < file.in | cut -d ' ' -f1 \
> digest.txt || fail=1
compare digest.txt "$d" || fail=1
done
done < digest_types
# Ensure --base64 and --raw not used together
returns_ 1 cksum --base64 --raw </dev/null || fail=1
# Ensure --raw not supported with multiple files
returns_ 1 cksum --raw /dev/null /dev/null || fail=1
Exit $fail
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