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# SPDX-License-Identifier: GPL-3.0-only
# SPDX-FileCopyrightText: 2023 Leah Rowe <leah@libreboot.org>
agent="Mozilla/5.0 (Windows NT 10.0; rv:91.0) Gecko/20100101 Firefox/91.0"
dl_path=""
fetch()
{
dl_type="${1}"
dl="${2}"
dl_bkup="${3}"
dlsum="${4}"
dl_path="${5}"
_fail="${6}"
mkdir -p "${dl_path%/*}" || "${_fail}" "fetch: !mkdir ${dl_path%/*}"
dl_fail="y"
vendor_checksum "${dlsum}" "${dl_path}" && dl_fail="n"
for url in "${dl}" "${dl_bkup}"; do
[ "${dl_fail}" = "n" ] && break
[ -z "${url}" ] && continue
rm -f "${dl_path}" || "${_fail}" "fetch: !rm -f ${dl_path}"
wget --tries 3 -U "${agent}" "${url}" -O "${dl_path}" || \
continue
vendor_checksum "${dlsum}" "${dl_path}" && dl_fail="n"
done
[ "${dl_fail}" = "y" ] && \
"${_fail}" "fetch ${dlsum}: matched file unavailable"
eval "extract_${dl_type}"
}
vendor_checksum()
{
if [ "$(sha512sum ${2} | awk '{print $1}')" != "${1}" ]; then
printf "Bad checksum for file: %s\n" "${2}" 1>&2
rm -f "${2}" || :
return 1
fi
}
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