#   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/>.
#
# problem with bash-4.x versions before bash-4.2.  required posix interp
swap32_posix()
{
        local funcname=swap32_posix
        local arg
        for arg in "$@"; do
                echo $((
                        ($arg & 4278190080) >> 24 |
                        ($arg & 16711680) >> 8 |
                        ($arg & 65280) << 8 |
                        ($arg & 255) << 24
                ))
        done
}

type swap32_posix