# Libreboot project firmware distribution
#
# Copyright (C) 2015  Patrick "P. J." McDermott
#
# 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 <http://www.gnu.org/licenses/>.

dist_libreboot_get_name()
{
	printf 'Libreboot project'
	return 0
}

dist_libreboot_get_mirrors()
{
	cat <<-EOF
		http://mirrors.mit.edu/libreboot/
			MIT, USA
		http://www.mirrorservice.org/sites/libreboot.org/release/
			University of Kent, UK
		http://elgrande74.net/libreboot/
			elgrande74.net, France
		http://mirror.linux.ro/libreboot/
			linux.ro, Romania
		http://ginette.swordarmor.fr/libreboot/
			swordarmor.fr, France
		http://libreboot.nedson.net/
			nedson.net, Canada
		http://mirror.helium.in-berlin.de/libreboot/
			in-berlin.de, Germany
		http://mirror.se.partyvan.eu/pub/libreboot/
			partyvan.eu, Sweden
		EOF
	return 0
}

dist_libreboot_get_versions()
{
	local mirror="${1}"
	local board="${2}"
	shift 2
	local dl="${WGET} -q -O -"
	local version=
	local versions=''

	while read -r version; do
		case "${version}" in
			201[34]* | 20150[1-4]*)
				# These versions had ROMs in X60_binary.tar.gz,
				# libreboot_bin.tar.gz, or libreboot_bin.tar.xz
				# files.  These are unsupported for now.
				continue
				;;
			'20150518')
				sums='sha512sum.txt'
				archive="./rom/libreboot_${board}.tar.xz"
				;;
			*)
				sums='SHA512SUMS'
				archive="./rom/grub/libreboot_${version}"
				archive="${archive}_grub_${board}.tar.xz"
				;;
		esac
		if ${dl} "${mirror}/${version}/${sums}" | \
				grep -F "  ${archive}" >/dev/null 2>&1; then
			versions="${versions} ${version}"
		fi
	done <<-EOF
		20150518 $(: Hardcode this list until a manifest is available)
		EOF

	printf '%s ' ${versions}
	return 0
}