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# ktutil completion                                        -*- shell-script -*-

_heimdal_principals()
{
    COMPREPLY=($(compgen -W "$(kadmin -l dump 2>/dev/null |
        awk '{print $1}')" -- "$cur"))
}

_heimdal_realms()
{
    COMPREPLY=($(compgen -W "$(kadmin -l dump 2>/dev/null |
        awk '{print $1}' | awk -F@ '{print $2}')" -- "$cur"))
}

_heimdal_encodings()
{
    COMPREPLY=($(compgen -W 'des-cbc-mcrc des-cbc-md4 des-cbc-md5
        des3-cbc-sha1 arcfour-hmac-md5 aes128-cts-hmac-sha1-96
        aes256-cts-hmac-sha1-96' -- "$cur"))
}

_ktutil()
{
    local cur prev words cword split
    _init_completion -s || return

    local command commands i options

    case $prev in
        -p | --principal)
            _heimdal_principals
            return
            ;;
        -e | --enctype)
            _heimdal_encodings
            return
            ;;
        -a | --admin-server)
            _known_hosts_real -- "$cur"
            return
            ;;
        -r | --realm)
            _heimdal_realms
            return
            ;;
        -s | -k | --srvtab | --keytab)
            _filedir
            return
            ;;
    esac

    $split && return

    commands='add change copy get list remove rename purge srvconvert
        srv2keytab srvcreate key2srvtab'

    for ((i = 1; i < cword; i++)); do
        case ${words[i]} in
            -k | --keytab)
                ((i++))
                ;;
            -*) ;;

            *)
                command=${words[i]}
                break
                ;;
        esac
    done

    if [[ $cur == -* ]]; then
        case ${command-} in
            add)
                options='-p --principal -V -e --enctype -w --password -r
                    --random -s --no-salt -h --hex'
                ;;
            change)
                options='-r --realm -a --admin-server -s --server-port'
                ;;
            get)
                options='-p --principal -e --enctype -r --realm -a
                    --admin-server -s server --server-port'
                ;;
            list)
                options='--keys --timestamp'
                ;;
            remove)
                options='-p --principal -V --kvno -e --enctype'
                ;;
            purge)
                options='--age'
                ;;
            srv2keytab | key2srvtab)
                options='-s --srvtab'
                ;;
            *)
                options='-k --keytab -v --verbose --version -v --help'
                ;;
        esac
        COMPREPLY=($(compgen -W "$options" -- "$cur"))
    else
        case ${command-} in
            copy)
                _filedir
                ;;
            get)
                _heimdal_principals
                ;;
            rename)
                _heimdal_principals
                ;;
            *)
                COMPREPLY=($(compgen -W "$commands" -- "$cur"))
                ;;
        esac
    fi
} &&
    complete -F _ktutil ktutil

# ex: filetype=sh