#! /usr/bin/python3 # -*- python -*- # -*- coding: utf-8 -*- # SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2007 Red Hat, Inc. # from six.moves import range def hexbitmask(l, nr_entries): hexbitmask = [] bit = 0 mask = 0 for entry in range(nr_entries): if entry in l: mask |= (1 << bit) bit += 1 if bit == 32: bit = 0 hexbitmask.insert(0, mask) mask = 0 if bit < 32 and mask != 0: hexbitmask.insert(0, mask) return hexbitmask def bitmasklist(line, nr_entries): hexmask = line.strip().replace(",", "") bitmasklist = [] entry = 0 bitmask = bin(int(hexmask, 16))[2::] for i in reversed(bitmask): if int(i) & 1: bitmasklist.append(entry) entry += 1 if entry == nr_entries: break return bitmasklist