# mcrypt(1) completion                                     -*- shell-script -*-
# by Ariel Fermani <the_end@bbs.frc.utn.edu.ar>

_mcrypt()
{
    local cur prev words cword
    _init_completion || return

    case $prev in
        -g | --openpgp-z)
            COMPREPLY=($(compgen -W '{0..9}' -- "$cur"))
            return
            ;;
        -o | --keymode)
            COMPREPLY=($(compgen -W '$($1 --list-keymodes 2>/dev/null )' \
                -- "$cur"))
            return
            ;;
        -m | --mode)
            COMPREPLY=($(compgen -W "$($1 --list 2>/dev/null | cut -d: -f2-)" \
                -- "$cur"))
            return
            ;;
        -a | --algorithm)
            COMPREPLY=($(compgen -W "$($1 --list 2>/dev/null |
                awk '{print $1}')" -- "$cur"))
            return
            ;;
        -h | --hash)
            COMPREPLY=($(compgen -W '$($1 --list-hash 2>/dev/null | \
                command sed -e 1d)' -- "$cur"))
            return
            ;;
        -k | -s | --key | --keysize)
            return
            ;;
        -f | -c | --keyfile | --config)
            _filedir
            return
            ;;
        --algorithms-directory | --modes-directory)
            _filedir -d
            return
            ;;
    esac

    if [[ $cur == -* ]]; then
        COMPREPLY=($(compgen -W '$(_parse_help "$1")' -- "$cur"))
    elif [[ ${words[0]} == mdecrypt ]]; then
        _filedir nc
    else
        local i decrypt=0
        for ((i = 1; i < ${#words[@]} - 1; i++)); do
            if [[ ${words[i]} == -@(d|-decrypt) ]]; then
                _filedir nc
                decrypt=1
                break
            fi
        done
        if ((decrypt == 0)); then
            _filedir
        fi
    fi
} &&
    complete -F _mcrypt mcrypt mdecrypt

# ex: filetype=sh