raw zlib/deflate compress/decompress shell functions

unzlib.sh

function unzlib {
    exec 9<&0
    printf "\x1f\x8b\x08\x00\x00\x00\x00\x00" | cat - ${1:-/dev/fd/9}  | gzip -dc
}

function zlib {
    cat ${1:-/dev/stdin} | gzip -c | tail -c +9
}

function undeflate {
    exec 9<&0
    printf "\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\x00" | cat - ${1:-/dev/fd/9}  | gzip -dc
}

function deflate {
    cat ${1:-/dev/stdin} | gzip -c | tail -c +11
}