#************************************************************************************
# Copyright (c) 2020, longpanda <admin@hiperiso.net>
# 
# 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/>.
# 
#************************************************************************************

if [ "$grub_platform" = "pc" ]; then
    insmod setkey
    insmod regexp
fi

function hiperiso_pause {
    echo "press Enter to continue ......"
    read vtTmpPause
}

function hiperiso_debug_pause {
    if [ -n "${vtdebug_flag}" ]; then
        echo "press Enter to continue ......"
        read vtTmpPause
    fi
}


function hiperiso_cli_console {
    if [ -z "$hiso_display_mode" ]; then
        terminal_output  console
    elif [ "$hiso_display_mode" = "GUI" ]; then
        terminal_output  console
    fi
}

function hiperiso_gui_console {  
    if [ -z "$hiso_display_mode" ]; then
        terminal_output  gfxterm
    elif [ "$hiso_display_mode" = "GUI" ]; then
        terminal_output  gfxterm
    fi    
}

function hiperiso_acpi_param {  
    if [ "$HISO_PARAM_NO_ACPI" != "1" ]; then
        vt_acpi_param "$1" "$2"
    fi
}

function vt_vcfg_pre_proc {
    vt_img_sector "${hiso_iso_part}${vt_chosen_path}"
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio $hiso_iso_part "$vt_chosen_path"
}

function hiperiso_vcfg_proc {
    if vt_check_custom_boot "${1}" vt_vcfg; then
        set hiso_chosen_path="${1}"
        vt_file_basefile "${hiso_chosen_path}" hiso_chosen_file
        
        export hiso_chosen_path
        export hiso_chosen_file
        hiperiso_debug_pause
        configfile "${hiso_iso_part}${vt_vcfg}"
        true
    else
        false
    fi
}

function hiperiso_language {
    configfile $prefix/menulang.cfg
}

function hiperiso_diagnosis {
    vt_enum_video_mode    
    configfile $prefix/debug.cfg
}

function hiperiso_localboot {
    configfile $prefix/localboot.cfg
}

function hiperiso_ext_menu {    
    if [ -e $vt_plugin_path/hiperiso/hiperiso_grub.cfg ]; then
        set hiperiso_new_context=1
        configfile $vt_plugin_path/hiperiso/hiperiso_grub.cfg
        unset hiperiso_new_context
    else
       echo "hiperiso_grub.cfg NOT exist."
       echo -en "\n$VTLANG_ENTER_EXIT ..."
       read vtInputKey
    fi
}

function hiperiso_checksum {
    if [ -f "${hiso_iso_part}${HISO_CHKSUM_FILE_PATH}" ]; then
        configfile $prefix/checksum.cfg
    fi
}

function hiperiso_show_help {
    if [ -f $prefix/help.tar.gz ]; then
        if [ -z "$hiso_help_txt_mem_addr" ]; then
            vt_load_file_to_mem "auto" $prefix/help.tar.gz hiso_help_txt_mem
        fi

        loopback vt_help_tarfs mem:${hiso_help_txt_mem_addr}:size:${hiso_help_txt_mem_size}
        vt_cur_menu_lang vtCurLang
        if [ -f "(vt_help_tarfs)/help/${vtCurLang}.txt" ]; then
            cat "(vt_help_tarfs)/help/${vtCurLang}.txt"
        else
            cat "(vt_help_tarfs)/help/en_US.txt"
        fi        
        loopback -d vt_help_tarfs
    fi
}

function hiperiso_load_menu_lang_file {
    vt_load_file_to_mem "auto" $prefix/menu.tar.gz hiso_menu_lang_mem
    loopback vt_menu_tarfs mem:${hiso_menu_lang_mem_addr}:size:${hiso_menu_lang_mem_size}    
}

function get_os_type {
    set hiso_os=Linux
    export hiso_os

    if vt_str_begin "$vt_volume_id" "DLC Boot"; then
        if [ -f (loop)/DLCBoot.exe ]; then
            set hiso_os=Windows
        fi
    else
        for file in "efi/microsoft/boot/bcd" "sources/boot.wim" "boot/bcd" "bootmgr.efi" "boot/etfsboot.com" ; do        
            if vt_file_exist_nocase (loop)/$file; then        
                set hiso_os=Windows            
                break
            fi
        done
    fi

    if [ "$hiso_os" = "Linux" ]; then
        if vt_strstr "$vt_system_id" "FreeBSD"; then
            set hiso_os=Unix
            set vt_unix_type=FreeBSD
        elif [ -e (loop)/bin/freebsd-version ]; then
            set hiso_os=Unix
            set vt_unix_type=FreeBSD
        elif [ -e (loop)/boot/kernel/geom_hiperiso.ko ]; then
            set hiso_os=Unix
            set vt_unix_type=FreeBSD
        elif vt_str_begin "$vt_system_id" "DragonFly"; then
            set hiso_os=Unix
            set vt_unix_type=DragonFly
            
            
        elif [ -e (loop)/boot/kernel/kernel ]; then            
            if file --is-x86-kfreebsd (loop)/boot/kernel/kernel; then
                set hiso_os=Unix
                set vt_unix_type=FreeBSD
            elif file --is-x86-knetbsd (loop)/boot/kernel/kernel; then
                set hiso_os=Unix
                set vt_unix_type=NetBSD
            fi
        fi
    fi

    if [ -n "${vtdebug_flag}" ]; then
        echo ISO is "$hiso_os"
    fi
}

function vt_check_compatible_pe {
    #Check for PE without external tools
    #set compatible if ISO file is less than 80MB
    if [ $vt_chosen_size -GT 33554432 -a $vt_chosen_size -LE 83886080 ]; then
        set hiperiso_compatible=YES    
    fi

    return
}

function vt_check_compatible_linux {
    if vt_str_begin "$vt_volume_id" "embootkit"; then
        set hiperiso_compatible=YES
    elif [ -e "$1/casper/tinycore.gz" ]; then
        set hiperiso_compatible=YES
    fi

    return
}

function locate_initrd {
    vt_linux_locate_initrd 

    if [ -n "${vtdebug_flag}" ]; then        
        vt_linux_dump_initrd
        hiperiso_debug_pause
    fi
}

function locate_wim {
    vt_windows_locate_wim_patch (loop) "$1"
    
    if [ -n "${vtdebug_flag}" ]; then
        echo '###############################################'
        vt_dump_wim_patch
        echo '###############################################'
        hiperiso_debug_pause
    fi
}

function distro_specify_wim_patch {
    if [ -d (loop)/h3pe ]; then
        vt_windows_collect_wim_patch wim /BOOT/H3_10PE.WIM
        vt_windows_collect_wim_patch wim /BOOT/H3_7PE.WIM
        vt_windows_collect_wim_patch wim /BOOT/H3_8PE.WIM
        vt_windows_collect_wim_patch wim /BOOT/H3_81PE.WIM
    elif [ -d (loop)/2k10/winpe ]; then
        vt_windows_collect_wim_patch wim /2k10/winpe/w1086pe.wim
        vt_windows_collect_wim_patch wim /2k10/winpe/w8x86pe.wim
        vt_windows_collect_wim_patch wim /2k10/winpe/w7x86pe.wim
    fi  
}

function distro_specify_wim_patch_phase2 {
    if [ -f (loop)/boot/boot.wim ]; then
        vt_windows_collect_wim_patch wim /boot/boot.wim
    elif [ -f (loop)/sources/boot.wim ]; then
        vt_windows_collect_wim_patch wim /sources/boot.wim
    fi

    if vt_str_begin "$vt_volume_id" "DLC Boot"; then
        for vwfile in "/DLC1/WinPE/W11x64.wim" "/DLC1/WinPE/W10x64.wim" "/DLC1/WinPE/W10x86.wim"; do
            if [ -f (loop)/$vwfile ]; then
                vt_windows_collect_wim_patch wim $vwfile
            fi
        done
    fi
    
}


function distro_specify_initrd_file {
    if [ -e (loop)/boot/all.rdz ]; then
        vt_linux_specify_initrd_file /boot/all.rdz
    elif [ -e (loop)/boot/xen.gz ]; then 
        if [ -e (loop)/install.img ]; then
            vt_linux_specify_initrd_file /install.img
        fi
    elif [ -d (loop)/casper ]; then 
        if [ -e (loop)/casper/initrd ]; then
            vt_linux_specify_initrd_file /casper/initrd
        fi
        if [ -e (loop)/casper/initrd.gz ]; then
            vt_linux_specify_initrd_file /casper/initrd.gz
        fi
        if [ -e (loop)/casper/initrd-oem ]; then
            vt_linux_specify_initrd_file /casper/initrd-oem
        fi
    elif [ -e (loop)/boot/grub/initrd.xz ]; then
        vt_linux_specify_initrd_file /boot/grub/initrd.xz
    elif [ -e (loop)/initrd.gz ]; then
        vt_linux_specify_initrd_file /initrd.gz
    elif [ -e (loop)/slax/boot/initrfs.img ]; then
        vt_linux_specify_initrd_file /slax/boot/initrfs.img
    elif [ -e (loop)/minios/boot/initrfs.img ]; then
        vt_linux_specify_initrd_file /minios/boot/initrfs.img
    elif [ -e (loop)/pmagic/initrd.img ]; then
        vt_linux_specify_initrd_file /pmagic/initrd.img
    elif [ -e (loop)/boot/initrd.xz ]; then
        vt_linux_specify_initrd_file /boot/initrd.xz
    elif [ -e (loop)/boot/initrd.gz ]; then
        vt_linux_specify_initrd_file /boot/initrd.gz
    elif [ -f (loop)/boot/initrd ]; then
        vt_linux_specify_initrd_file /boot/initrd
    elif [ -f (loop)/boot/x86_64/loader/initrd ]; then
        vt_linux_specify_initrd_file /boot/x86_64/loader/initrd
    elif [ -f (loop)/boot/initramfs-x86_64.img ]; then
        vt_linux_specify_initrd_file /boot/initramfs-x86_64.img
    elif [ -f (loop)/boot/isolinux/initramfs_data64.cpio.gz ]; then 
        vt_linux_specify_initrd_file /boot/isolinux/initramfs_data64.cpio.gz
    elif [ -f (loop)/boot/initrd.img ]; then 
        vt_linux_specify_initrd_file /boot/initrd.img
        
    fi
    
    if [ -f (loop)/isolinux/initrd.gz ]; then 
        vt_linux_specify_initrd_file /isolinux/initrd.gz
    fi
    
    if vt_str_begin "$vt_volume_id" "QUBES"; then 
        vt_linux_specify_initrd_file /images/pxeboot/initrd.img
    fi
    
    if [ "$vt_chosen_size" = "1133375488" ]; then
        if [ -d (loop)/boot/grub/x86_64-efi ]; then
            vt_cpio_busybox64 "64h"
        fi
    fi
}


function distro_specify_initrd_file_phase2 {
    if [ -f (loop)/boot/initrd.img ]; then
        vt_linux_specify_initrd_file /boot/initrd.img
    elif [ -f (loop)/Setup/initrd.gz ]; then
        vt_linux_specify_initrd_file /Setup/initrd.gz
    elif [ -f (loop)/isolinux/initramfs ]; then
        vt_linux_specify_initrd_file /isolinux/initramfs
    elif [ -f (loop)/boot/iniramfs.igz ]; then
        vt_linux_specify_initrd_file /boot/iniramfs.igz
    elif [ -f (loop)/initrd-x86_64 ]; then
        vt_linux_specify_initrd_file /initrd-x86_64
    elif [ -f (loop)/live/initrd.img ]; then 
        vt_linux_specify_initrd_file /live/initrd.img
    elif [ -f (loop)/initrd.img ]; then 
        vt_linux_specify_initrd_file /initrd.img
    elif [ -f (loop)/sysresccd/boot/x86_64/sysresccd.img ]; then 
        vt_linux_specify_initrd_file /sysresccd/boot/x86_64/sysresccd.img
    elif [ -f (loop)/CDlinux/initrd ]; then 
        vt_linux_specify_initrd_file /CDlinux/initrd
    elif [ -f (loop)/parabola/boot/x86_64/parabolaiso.img ]; then 
        vt_linux_specify_initrd_file /parabola/boot/x86_64/parabolaiso.img
        if [ -f (loop)/parabola/boot/i686/parabolaiso.img ]; then 
            vt_linux_specify_initrd_file /parabola/boot/i686/parabolaiso.img
        fi
    elif [ -f (loop)/parabola/boot/x86_64/initramfs-linux-libre.img ]; then
        vt_linux_specify_initrd_file /parabola/boot/x86_64/initramfs-linux-libre.img
        if [ -f (loop)/parabola/boot/i686/initramfs-linux-libre.img ]; then
            vt_linux_specify_initrd_file /parabola/boot/i686/initramfs-linux-libre.img
        fi
    elif [ -f (loop)/hyperbola/boot/x86_64/hyperiso.img ]; then 
        vt_linux_specify_initrd_file /hyperbola/boot/x86_64/hyperiso.img
        if [ -f (loop)/hyperbola/boot/i686/hyperiso.img ]; then 
            vt_linux_specify_initrd_file /hyperbola/boot/i686/hyperiso.img
        fi
    elif [ -f (loop)/EFI/BOOT/initrd.img ]; then 
        #Qubes
        vt_linux_specify_initrd_file /EFI/BOOT/initrd.img
        if [ "$grub_platform" != "pc" ]; then
            vt_add_replace_file 0 "initrd.img"    
        fi
    elif [ -f (loop)/initrd ]; then 
        vt_linux_specify_initrd_file /initrd
    elif [ -f (loop)/live/initrd1 ]; then 
        vt_linux_specify_initrd_file /live/initrd1
    elif [ -f (loop)/isolinux/initrd.img ]; then 
        vt_linux_specify_initrd_file /isolinux/initrd.img
    elif [ -f (loop)/isolinux/initrd.gz ]; then 
        vt_linux_specify_initrd_file /isolinux/initrd.gz
    elif [ -f (loop)/syslinux/kernel/initramfs.gz ]; then 
        vt_linux_specify_initrd_file /syslinux/kernel/initramfs.gz    
    elif vt_strstr "$vt_volume_id" "Daphile"; then
        vt_linux_parse_initrd_isolinux   (loop)/isolinux/
    elif [ -f (loop)/boot/rootfs.xz ]; then 
        vt_linux_specify_initrd_file /boot/rootfs.xz
        if [ "$grub_platform" != "pc" ]; then
            vt_add_replace_file 0 "minimal\\x86_64\\rootfs.xz"
        fi
    elif [ -f (loop)/arch/boot/x86_64/archiso.img ]; then 
        vt_linux_specify_initrd_file /arch/boot/x86_64/archiso.img
        if [ "$grub_platform" != "pc" ]; then
            vt_add_replace_file 0 "EFI\\archiso\\archiso.img"
        fi
    elif [ -f (loop)/blackarch/boot/x86_64/archiso.img ]; then 
        vt_linux_specify_initrd_file /blackarch/boot/x86_64/archiso.img
    elif [ -f (loop)/blackarch/boot/x86_64/initramfs-linux.img ]; then 
        vt_linux_specify_initrd_file /blackarch/boot/x86_64/initramfs-linux.img
        
    elif [ -f (loop)/install.amd/initrd.gz ]; then
        vt_linux_specify_initrd_file /live/initrd2.img
        vt_linux_specify_initrd_file /install.amd/initrd.gz
        vt_linux_specify_initrd_file /install.amd/gtk/initrd.gz
    elif [ -f (loop)/boot/grub/kernels.cfg ]; then
        vt_linux_parse_initrd_grub  file  (loop)/boot/grub/kernels.cfg
    elif [ -f (loop)/austrumi/initrd.gz ]; then
        vt_linux_specify_initrd_file /austrumi/initrd.gz
        if [ -f (loop)/EFI/BOOT/bootx64.efi ]; then
            vt_cpio_busybox64 "64h"
        fi
    elif [ -f (loop)/boot/initfs.x86_64-efi ]; then
        vt_linux_specify_initrd_file /boot/initfs.x86_64-efi
        if [ -f (loop)/boot/initfs.i386-pc ]; then
            vt_linux_specify_initrd_file /boot/initfs.i386-pc
        fi
    elif [ -f (loop)/antiX/initrd.gz ]; then
        vt_linux_specify_initrd_file /antiX/initrd.gz
    elif [ -f (loop)/360Disk/initrd.gz ]; then
        vt_linux_specify_initrd_file /360Disk/initrd.gz
    elif [ -f (loop)/porteus/initrd.xz ]; then
        vt_linux_specify_initrd_file /porteus/initrd.xz
    elif [ -f (loop)/pyabr/boot/initrfs.img ]; then
        vt_linux_specify_initrd_file /pyabr/boot/initrfs.img
    elif [ -f (loop)/initrd0.img ]; then
        vt_linux_specify_initrd_file /initrd0.img
    elif [ -f (loop)/sysresccd/boot/i686/sysresccd.img ]; then
        vt_linux_specify_initrd_file /sysresccd/boot/i686/sysresccd.img
    elif [ -f (loop)/boot/full.cz ]; then
        vt_linux_specify_initrd_file /boot/full.cz
    elif [ -f (loop)/images/pxeboot/initrd.img ]; then
        vt_linux_specify_initrd_file /images/pxeboot/initrd.img
    elif [ -f (loop)/live/initrd ]; then
        vt_linux_specify_initrd_file /live/initrd
    elif [ -f (loop)/initramfs-linux.img ]; then
        vt_linux_specify_initrd_file /initramfs-linux.img
    elif [ -f (loop)/boot/isolinux/initrd.gz ]; then
        vt_linux_specify_initrd_file /boot/isolinux/initrd.gz        
    elif vt_str_begin "$vt_volume_id" "AERYNOS"; then
        vt_vcfg_pre_proc

        loopback va "${hiso_iso_part}${vt_chosen_path}"
        loopback vb (va)/EFI/Boot/efiboot.img

        set root=(vb)
        vt_systemd_menu (vb) vt_sys_menu_mem vt_linux_initrd
        configfile "mem:${vt_sys_menu_mem_addr}:size:${vt_sys_menu_mem_size}"

    fi
}


function hiperiso_get_ghostbsd_ver {
    # fallback to parse version from elf /boot/kernel/kernel
    set vt_freebsd_ver=xx
}

function hiperiso_get_furybsd_ver {
    set vt_freebsd_ver=12.x
    if regexp --set 1:vtFuryVer "(14|13)\.[0-9]" "$2"; then
        set vt_freebsd_ver=${vtFuryVer}.x
    fi
}

function hiperiso_get_freenas_ver {   
    set vt_freebsd_ver=11.x

    if [ -e (loop)/FreeNAS-MANIFEST ]; then
        vt_parse_freenas_ver (loop)/FreeNAS-MANIFEST vt_freenas_ver
        if regexp --set 1:vtNasVer "^(14|13|12|11)\.[0-9]" "$vt_freenas_ver"; then
            set vt_freebsd_ver=${vtNasVer}.x        
        fi
    fi
}

function hiperiso_get_truenas_ver {   
    set vt_freebsd_ver=12.x

    if [ -e (loop)/TrueNAS-MANIFEST ]; then
        vt_parse_freenas_ver (loop)/TrueNAS-MANIFEST vt_truenas_ver
        if regexp --set 1:vtTNasVer "^(14|13|12|11)\.[0-9]" "$vt_truenas_ver"; then
            set vt_freebsd_ver=${vtTNasVer}.x        
        fi
    fi
}

function hiperiso_get_midnightbsd_ver {   
    if vt_str_begin "$vt_volume_id" "1_"; then
        set vt_freebsd_ver=11.x
    elif vt_str_begin "$vt_volume_id" "2_"; then
        set vt_freebsd_ver=2.x
    elif vt_str_begin "$vt_volume_id" "3_"; then
        set vt_freebsd_ver=3.x
    fi
}

function hiperiso_freebsd_proc {
    set vtFreeBsdDistro=FreeBSD
    set vt_freebsd_ver=xx

    if [ -e (loop)/boot/kernel/geom_hiperiso.ko ]; then
        vt_unix_ko_fillmap /boot/kernel/geom_hiperiso.ko
        return
    fi

    if vt_strstr "$vt_volume_id" "GHOSTBSD"; then
        hiperiso_get_ghostbsd_ver "$1" "${chosen_path}"
    elif vt_strstr "$vt_volume_id" "FREENAS"; then
        hiperiso_get_freenas_ver "$1" "${chosen_path}"
    elif vt_strstr "$vt_volume_id" "TRUENAS"; then
        hiperiso_get_truenas_ver "$1" "${chosen_path}"
    elif vt_strstr "$vt_volume_id" "FURYBSD"; then
        hiperiso_get_furybsd_ver "$1" "${chosen_path}"  
    elif regexp --set 1:vtBsdVerNum "^(15|14|13|12|11|10|9)_[0-9]" "$vt_volume_id"; then
        set vt_freebsd_ver=${vtBsdVerNum}.x    
    elif [ -d (loop)/usr/midnightbsd-dist ]; then
        hiperiso_get_midnightbsd_ver "$1" "${chosen_path}"
        set vtFreeBsdDistro=MidnightBSD
    elif [ -e (loop)/bin/freebsd-version ]; then
        vt_unix_parse_freebsd_ver (loop)/bin/freebsd-version vt_userland_ver        
        if regexp --set 1:vtBsdVerNum "\"(15|14|13|12|11|10|9)\.[0-9]-" "$vt_userland_ver"; then
            set vt_freebsd_ver=${vtBsdVerNum}.x
        fi        
    elif [ -e (loop)/README.TXT ]; then
        vt_1st_line (loop)/README.TXT vt_freebsd_line1
        if regexp --set 1:vtBsdVerNum "FreeBSD (15|14|13|12|11|10|9)\.[0-9]-" "$vt_freebsd_line1"; then
            set vt_freebsd_ver=${vtBsdVerNum}.x        
        fi
    elif vt_strstr "${chosen_path}" "MidnightBSD"; then
        set vt_freebsd_ver=9.x
    fi

    
    if [ -e (loop)/usr/freebsd-dist/cloninst.sh ]; then
        set vtFreeBsdDistro=ClonOS
    fi
    
    set vt_freebsd_bit=64
    for file in "/boot/kernel/kernel" "/boot/kernel/kernel.gz"; do
        if [ -e (loop)/$file ]; then    
            if file --is-i386-kfreebsd (loop)/$file; then
                set vt_freebsd_bit=32
            fi
            break
        fi
    done

    if [ "$vt_freebsd_ver" = "xx" ]; then
        if [ -e (loop)/boot/kernel/kernel ]; then
            vt_unix_parse_freebsd_ver_elf (loop)/boot/kernel/kernel $vt_freebsd_bit vt_freebsd_ver
        elif [ -e (loop)/boot/kernel/kernel.gz ]; then
            vt_unix_parse_freebsd_ver_elf (loop)/boot/kernel/kernel.gz $vt_freebsd_bit vt_freebsd_ver
        fi
        
        if [ "$vt_freebsd_ver" = "xx" ]; then
            set vt_freebsd_ver=14.x
        fi
    fi

    if [ "$vt_freebsd_ver" = "14.x" ]; then
        if [ -e (loop)/boot/lua/brand-pfSense.lua ]; then
            set vtFreeBsdDistro=pfSense
        fi
    fi


    if [ -n "${vtdebug_flag}" ]; then
        echo "This is $vtFreeBsdDistro $vt_freebsd_ver ${vt_freebsd_bit}bit"
    fi
    
    unset vt_unix_mod_path
    for file in "/COPYRIGHT" "/FreeNAS-MANIFEST" "/TrueNAS-MANIFEST" "/version" "/etc/fstab"; do   
        if [ -e (loop)${file} ]; then                    
            set vt_unix_mod_path=${file}
            break
        fi
    done
    
    if [ -n "$vt_unix_mod_path" ]; then
        vt_unix_replace_ko $vt_unix_mod_path (vtunix)/hiperiso_unix/$vtFreeBsdDistro/geom_hiperiso_ko/$vt_freebsd_ver/$vt_freebsd_bit/geom_hiperiso.ko.xz
        vt_unix_replace_conf FreeBSD "${1}${chosen_path}"
    elif [ -e (loop)/easyre.ufs.uzip ]; then
        vt_unix_replace_ko "/boot/grub/i386-pc/linux.mod" (vtunix)/hiperiso_unix/$vtFreeBsdDistro/geom_hiperiso_ko/$vt_freebsd_ver/$vt_freebsd_bit/geom_hiperiso.ko.xz
        if [ "$grub_platform" = "pc" ]; then
            vt_unix_replace_grub_conf "/boot/grub/i386-pc/linux.mod" "cd9"
        else
            vt_unix_replace_conf FreeBSD "${1}${chosen_path}" "cd9"
        fi
    fi
}

function hiperiso_dragonfly_proc {

    unset vt_unix_mod_path
    for file in "/boot/kernel/initrd.img.gz"; do
        if [ -e (loop)${file} ]; then                    
            set vt_unix_mod_path=${file}
            break
        fi
    done

    vt_unix_replace_ko $vt_unix_mod_path ${hiso_path}/dragonfly.mfs.xz
    vt_unix_fill_image_desc
    vt_unix_gzip_new_ko
    vt_unix_replace_conf DragonFly "${1}${chosen_path}"
}

function hiperiso_unix_comm_proc {
    vt_unix_reset
    
    vt_unix_check_hlnk "${1}${chosen_path}"
    
    if [ "$hiperiso_compatible" = "NO" ]; then
        loopback vtunix $hiso_efi_part/hiperiso/hiperiso_unix.cpio
        
        if [ "$vt_unix_type" = "FreeBSD" ]; then
            hiperiso_freebsd_proc "$1" "${chosen_path}"
        elif [ "$vt_unix_type" = "DragonFly" ]; then
            hiperiso_dragonfly_proc "$1" "${chosen_path}"        
        elif [ "$vt_unix_type" = "NetBSD" ]; then
            echo "NetBSD not supported"
            
            
        else
            if [ -n "${vtdebug_flag}" ]; then
                echo "Unknown unix type"
            fi
        fi
    fi
    
    vt_unix_chain_data "${1}${chosen_path}"
    hiperiso_debug_pause
}


function uefi_windows_menu_func {
    vt_windows_reset

    unset vt_cur_wimboot_mode
    if vt_check_mode 4 "$vt_chosen_name"; then
        set vt_cur_wimboot_mode=1
    fi

    if [ "$hiperiso_compatible" = "NO" -o "$vt_cur_wimboot_mode" = "1" ]; then
        if [ "$hiperiso_fs_probe" = "iso9660" ]; then
            loopback -d loop
            vt_iso9660_nojoliet 1            
            loopback loop "$1$2"
        fi
        
        for file in "efi/microsoft/boot/bcd"; do
            vt_windows_collect_wim_patch bcd (loop)/$file                
        done

        vt_windows_count_wim_patch vt_wim_cnt
        if [ $vt_wim_cnt -eq 0 ]; then
            distro_specify_wim_patch_phase2
        fi
        
        hiperiso_debug_pause        
        locate_wim "${chosen_path}"
    fi
    
    vt_windows_chain_data "${1}${chosen_path}"
    hiperiso_debug_pause

    if [ "$vt_cur_wimboot_mode" = "1" ]; then
        hiso_wimboot_func
    fi

    if [ -n "$hiso_chain_mem_addr" ]; then
        hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
        chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} iso_${hiperiso_fs_probe} ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
        boot
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}

function uefi_find_replace_initrd {
    if vt_get_efi_vdisk_offset "${1}${2}" vt_efivdisk_offset; then
        loopback -s $vt_efivdisk_offset vtefivdisk "${1}${2}"
        
        unset vt_rp_initrd
        vt_search_replace_initrd (vtefivdisk) vt_rp_initrd
        
        if [ -n "$vt_rp_initrd" ]; then
            vt_add_replace_file $3 "$vt_rp_initrd"
        fi

        loopback -d vtefivdisk
        hiperiso_debug_pause
    fi
}

function uefi_linux_menu_func {
    
    if [ "$hiperiso_compatible" = "NO" ]; then    
        
        if [ "$hiperiso_fs_probe" = "udf" ]; then
            loopback -d loop            
            set hiperiso_fs_probe=iso9660
            loopback loop "$1$2"
        fi
        
        vt_load_cpio  $hiso_path   "$2" "$1" "busybox=$hiperiso_busybox_ver"
        
        vt_linux_clear_initrd
        
        if [ -d (loop)/pmagic ]; then
            vt_linux_specify_initrd_file /pmagic/initrd.img
        else
            for file in "boot/grub/grub.cfg" "EFI/BOOT/grub.cfg" "EFI/boot/grub.cfg" "efi/boot/grub.cfg" "EFI/BOOT/BOOTX64.conf" "/grub/grub.cfg" "EFI/BOOT/grub/grub.cfg"; do
                if [ -e (loop)/$file ]; then                    
                    vt_linux_parse_initrd_grub  file  (loop)/$file
                fi
            done
        fi

        # special process for special distros
        if [ -d (loop)/loader/entries ]; then
            vt_linux_parse_initrd_grub  dir  (loop)/loader/entries/
        elif [ -d (loop)/boot/grub ]; then
            vt_linux_parse_initrd_grub  dir  (loop)/boot/grub/
        fi
        
        distro_specify_initrd_file
        
        vt_linux_initrd_count vtcount
        
        if [ $vtcount -eq 0 ]; then
            if [ -e (loop)/EFI/boot/livegrub.cfg ]; then
                vt_linux_parse_initrd_grub  file  (loop)/EFI/boot/livegrub.cfg
            fi
            distro_specify_initrd_file_phase2
            
            if [ "$vt_efi_dir" = "NO" ]; then
                if [ -f (loop)/efi.img ];  then
                    vt_add_replace_file 0 "initrd"
                fi
            fi
        fi
        
        locate_initrd
        
        if [ -d (loop)/loader/entries ]; then
            vt_linux_get_main_initrd_index vtindex
            
            if [ -d (loop)/arch ]; then
                if [ -f (loop)/arch/boot/x86_64/archiso.img ]; then
                    vt_add_replace_file $vtindex "EFI\\archiso\\archiso.img"
                elif [ -f (loop)/arch/boot/x86_64/initramfs-linux.img ]; then
                    vt_add_replace_file $vtindex "arch\\boot\\x86_64\\initramfs-linux.img"
                elif [ -f (loop)/boot/initramfs_x86_64.img ]; then
                    vt_add_replace_file $vtindex "boot\\initramfs_x86_64.img"
                fi
            elif [ -d (loop)/blackarch ]; then
                if [ -f (loop)/blackarch/boot/x86_64/archiso.img ]; then
                    vt_add_replace_file $vtindex "EFI\\archiso\\archiso.img"
                elif [ -f (loop)/blackarch/boot/x86_64/initramfs-linux.img ]; then
                    vt_add_replace_file $vtindex "blackarch\\boot\\x86_64\\initramfs-linux.img"
                fi
            elif [ -d (loop)/anarchy ]; then
                if [ -f (loop)/anarchy/boot/x86_64/initramfs-linux.img ]; then
                    vt_add_replace_file $vtindex "anarchy\\boot\\x86_64\\initramfs-linux.img"
                fi
            elif [ -d (loop)/parabola ]; then
                if [ -f (loop)/parabola/boot/x86_64/parabolaiso.img ]; then
                    vt_add_replace_file $vtindex "EFI\\parabolaiso\\parabolaiso.img"
                elif [ -f (loop)/parabola/boot/x86_64/initramfs-linux-libre.img ]; then
                    vt_add_replace_file $vtindex "parabola\\boot\\x86_64\\initramfs-linux-libre.img"
                fi
            elif [ -f (loop)/EFI/BOOT/initrd.gz ]; then
                vt_add_replace_file $vtindex "EFI\\BOOT\\initrd.gz"
            elif [ -f (loop)/loader/entries/thinstation.conf ]; then
                vt_add_replace_file $vtindex "boot\\initrd"
            elif [ -f (loop)/loader/entries/pisi-efi-x86_64.conf ]; then
                vt_add_replace_file $vtindex "EFI\\pisi\\initrd.img"
            fi

            vt_get_replace_file_cnt vt_replace_cnt
            if [ $vt_replace_cnt -eq 0 ]; then
                uefi_find_replace_initrd "$1" "$2" $vtindex
            fi
        elif [ -d (loop)/EFI/boot/entries ]; then
            if [ -f (loop)/parabola/boot/x86_64/parabolaiso.img ]; then
                vt_add_replace_file 0 "EFI\\parabolaiso\\parabolaiso.img"
            elif [ -f (loop)/hyperbola/boot/x86_64/hyperiso.img ]; then
                vt_add_replace_file 0 "EFI\\hyperiso\\hyperiso.img"
            fi
        elif [ -d (loop)/EFI/BOOT/entries ]; then
            vt_linux_get_main_initrd_index vtindex

            if [ -f (loop)/parabola/boot/x86_64/parabolaiso.img ]; then
                vt_add_replace_file 0 "EFI\\parabolaiso\\parabolaiso.img"
            elif [ -f (loop)/parabola/boot/x86_64/initramfs-linux-libre.img ]; then
                vt_add_replace_file $vtindex "parabola\\boot\\x86_64\\initramfs-linux-libre.img"
            fi
        elif [ -e (loop)/syslinux/alt0/full.cz ]; then
            vt_add_replace_file 0 "EFI\\BOOT\\full.cz"            
            set FirstTryBootFile='@EFI@BOOT@grubx64.efi'
            
        elif vt_str_begin "$vt_volume_id" "SolusLive"; then
            vt_add_replace_file 0 "initrd"

        fi
        
    fi
    
    vt_linux_chain_data "${1}${chosen_path}"

    if [ -n "$LoadIsoEfiDriver" -a $vt_chosen_size -LT 104857600 ]; then
        if [ -f (loop)/efi/clover/cloverx64.efi ]; then
            unset LoadIsoEfiDriver
        fi
    fi

    if [ -n "$hiso_chain_mem_addr" ]; then
        hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
        hiperiso_cli_console     

        unset vtGrub2Mode
        if vt_check_mode 3 "$vt_chosen_name"; then
            set vtGrub2Mode=1
        elif vt_str_begin "$vt_volume_id" "HOLO_"; then
            if [ -d (loop)/loader/entries ]; then
                set vtGrub2Mode=1
            fi
        elif vt_str_begin "$vt_volume_id" "KRD"; then
            if [ -f (loop)/boot/grub/grub.cfg.sig ]; then
                set vtGrub2Mode=1
            fi
        fi

        if [ -n "$vtGrub2Mode" ]; then
            hiperiso_debug_pause
        else
            if [ "$HISO_EFI_ARCH" != "mips" ]; then
                chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi fallback env_param=${env_param} isoefi=${LoadIsoEfiDriver} FirstTry=${FirstTryBootFile} ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
                boot
            fi
        fi

        # fallback
        set vtback_root=$root        
        vt_push_last_entry
        set vtback_theme=$theme
        unset theme
        
        vt_trailer_cpio "$hiso_iso_part" "$vt_chosen_path" noinit
        vt_set_boot_opt rdinit=/hiso/hiso

        set root=(loop)
        set vtback_cfg_find=0
        for cfg in "/boot/grub/grub.cfg" "/EFI/BOOT/grub.cfg" "/EFI/debian/grub.cfg" "EFI/boot/grub.cfg" "efi/boot/grub.cfg" "/grub/grub.cfg" "EFI/BOOT/BOOTX64.conf"; do
            if [ -e "$cfg" ]; then
                set vtback_cfg_find=1
                configfile "$cfg"
                break
            fi
        done
        if [ $vtback_cfg_find -eq 0 ]; then
            if [ -f (loop)/loader/loader.conf -a -d (loop)/loader/entries ]; then
                if vt_str_begin "$vt_volume_id" "HOLO_"; then
                    set root=(loop,2)
                    vt_systemd_menu (loop,2) vt_sys_menu_mem
                else
                    vt_systemd_menu (loop) vt_sys_menu_mem
                fi
                set vtback_cfg_find=1
                configfile "mem:${vt_sys_menu_mem_addr}:size:${vt_sys_menu_mem_size}"
            fi
        fi
        
        if [ $vtback_cfg_find -eq 0 ]; then
            if [ -f (loop)/boot/isolinux/syslnx64.cfg ]; then
                syslinux_configfile (loop)/boot/isolinux/syslnx64.cfg
                set vtback_cfg_find=1
            elif [ -f (loop)/boot/syslinux/porteus.cfg ]; then
                syslinux_configfile (loop)/boot/syslinux/porteus.cfg
                set vtback_cfg_find=1
            fi
        fi

        if [ "$vtback_cfg_find" = "0" ]; then
            echo " "
            echo "No bootfile found for UEFI!"
            echo "Maybe the image does not support $HISO_EFI_ARCH UEFI"
            echo " "
            sleep 30
        fi

        vt_unset_boot_opt
        set root=$vtback_root        
        set theme=$vtback_theme
        vt_pop_last_entry
        hiperiso_gui_console
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}

function uefi_unix_menu_func {
    hiperiso_unix_comm_proc $1 "${chosen_path}"
    
    if [ -n "$hiso_chain_mem_addr" ]; then
        hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
        hiperiso_cli_console
        chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} FirstTry=${FirstTryBootFile} ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
        boot
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}

function hiperiso_reset_nojoliet {
    if vt_str_begin "$vt_volume_id" "ARCARESCUE"; then
        vt_iso9660_nojoliet 1
    else
        vt_iso9660_nojoliet 0
    fi
    
    vt_append_extra_sector 0
}

function uefi_iso_menu_func {
    if [ -n "$vtisouefi" ]; then
        set LoadIsoEfiDriver=on
        unset vtisouefi
    elif vt_check_mode 2 "$vt_chosen_name"; then
        set LoadIsoEfiDriver=on
    else
        unset LoadIsoEfiDriver
    fi

    set chosen_path="$2"
    vt_select_auto_install "${chosen_path}"
    vt_select_persistence "${chosen_path}"

    if ! vt_is_udf "${1}${chosen_path}"; then
        # Lenovo EasyStartup need an addional sector for boundary check
        if vt_str_begin "$vt_volume_id" "EasyStartup"; then
            vt_skip_svd "${hiso_iso_part}${vt_chosen_path}"
            vt_append_extra_sector 1
        fi
    fi
    
    if [ -d (loop)/EFI ]; then
        set vt_efi_dir=YES
    elif [ -d (loop)/efi ]; then
        set vt_efi_dir=YES
    else
        set vt_efi_dir=NO
    fi
    
    if [ -n "$vtcompat" ]; then
        set hiperiso_compatible=YES
        unset vtcompat
    elif vt_check_mode 1 "$vt_chosen_name"; then
        set hiperiso_compatible=YES
    else
        vt_check_compatible (loop)        
    fi
    
    vt_img_sector "${1}${chosen_path}"
    
    if [ "$hiperiso_fs_probe" = "iso9660" ]; then
        vt_select_conf_replace "${1}" "${chosen_path}"
    fi
    
    if [ "$hiso_os" = "Windows" ]; then
        vt_check_compatible_pe (loop)        
        uefi_windows_menu_func  "$1" "${chosen_path}"
    elif [ "$hiso_os" = "Unix" ]; then
        uefi_unix_menu_func "$1" "${chosen_path}"
    else
        vt_check_compatible_linux (loop)
        uefi_linux_menu_func  "$1" "${chosen_path}"
    fi

    hiperiso_gui_console    
}

function uefi_iso_memdisk {    
    echo 'Loading ISO file to memory ...'
    vt_load_img_memdisk "${1}${2}" hiso_iso_buf
    
    hiperiso_cli_console
    chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi memdisk env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${hiso_iso_buf_addr}:size:${hiso_iso_buf_size}
    boot
    
    hiperiso_gui_console
}

function hiso_windows_wimboot {
    if [ -f (loop)/x86/sources/boot.wim -a -f (loop)/x64/sources/boot.wim ]; then
        vt_sel_wimboot hiso_wimboot_bit
        if [ "$hiso_wimboot_bit" = "32" ]; then
            set hiso_wimboot_prefix=(loop)/x86
        else
            set hiso_wimboot_prefix=(loop)/x64
        fi
    else
        set hiso_wimboot_prefix=(loop)
        if vt_is_pe64 $hiso_wimboot_prefix/setup.exe; then
            set hiso_wimboot_bit=64
        else
            set hiso_wimboot_bit=32
        fi
    fi

    if [ -n "${vtdebug_flag}" ]; then
        echo hiso_wimboot_prefix=$hiso_wimboot_prefix hiso_wimboot_bit=$hiso_wimboot_bit vt_wimkernel=$vt_wimkernel
    fi

    vt_windows_wimboot_data "$hiso_wimboot_prefix/sources/boot.wim" hiso_init_exe hiso_wim_bit
    
    if [ "$grub_platform" = "pc" ]; then
        linux16  "$hiso_path/$vt_wimkernel"  quiet
        hiperiso_debug_pause

        vt_set_wim_load_prompt 1 "Loading files......"
        initrd16 newc:winpeshl.exe:mem:${hiso_wimboot_mem_addr}:size:${hiso_wimboot_mem_size} \
             newc:hiso_wimboot:$hiso_wimboot_prefix/boot/bcd \
             newc:bcd:$hiso_wimboot_prefix/boot/bcd \
             newc:boot.sdi:$hiso_wimboot_prefix/boot/boot.sdi \
             newc:boot.wim:$hiso_wimboot_prefix/sources/boot.wim
        vt_set_wim_load_prompt 0
        boot
    else
        vt_set_wim_load_prompt 1 "Loading files......"
        vt_load_file_to_mem "nodecompress" $hiso_wimboot_prefix/sources/boot.wim hiso_wimfile_mem
        vt_set_wim_load_prompt 0

        if [ $? -eq 0 ]; then
            set hiso_wimfile_path=mem:${hiso_wimfile_mem_addr}:size:${hiso_wimfile_mem_size}
        else
            set hiso_wimfile_path=$hiso_wimboot_prefix/sources/boot.wim
        fi

        hiperiso_cli_console
        chainloader "$hiso_path/$vt_wimkernel" quiet \
            "vf=winpeshl.exe:mem:${hiso_wimboot_mem_addr}:size:${hiso_wimboot_mem_size}" \
            "vf=hiso_wimboot:$hiso_wimboot_prefix/boot/bcd" \
            "vf=bcd:$hiso_wimboot_prefix/boot/bcd" \
            "vf=boot.sdi:$hiso_wimboot_prefix/boot/boot.sdi" \
            "vf=boot.wim:$hiso_wimfile_path" \
            pfsize=$hiso_chain_file_size  \
            pfread=$hiso_chain_file_read
        boot
        hiperiso_gui_console
    fi
}

function hiso_winpe_wimboot {
    unset hiso_boot_sdi_legacy
    unset hiso_boot_sdi_efi
    
    set hiso_wimboot_prefix=(loop)    
    set hiso_wim_path="$1"
    
    if [ -n "${vtdebug_flag}" ]; then
        echo "winpe_wimboot $1 $2 $3"
    fi
    
    if [ "$2" != "0" ]; then
        set hiso_boot_sdi_legacy="newc:boot.sdi:$hiso_wimboot_prefix/$2"
        set hiso_boot_sdi_efi="vf=boot.sdi:$hiso_wimboot_prefix/$2"
    fi

    vt_windows_wimboot_data $hiso_wimboot_prefix/$hiso_wim_path hiso_init_exe hiso_wim_bit
    
    if [ "$grub_platform" = "pc" ]; then
        linux16  "$hiso_path/$vt_wimkernel" quiet
        hiperiso_debug_pause

        vt_set_wim_load_prompt 1 "Loading files......"         
        initrd16 newc:$hiso_init_exe:mem:${hiso_wimboot_mem_addr}:size:${hiso_wimboot_mem_size} \
             newc:hiso_wimboot:$hiso_path/$vt_wimkernel \
             newc:bootmgr.exe:mem:${hiso_pe_bootmgr_mem_addr}:size:${hiso_pe_bootmgr_mem_size} \
             newc:bcd:mem:${hiso_pe_bcd_mem_addr}:size:${hiso_pe_bcd_mem_size} \
             $hiso_boot_sdi_legacy \
             newc:boot.wim:$hiso_wimboot_prefix/$hiso_wim_path
        vt_set_wim_load_prompt 0        
        boot
    else
        if [ "$HISO_EFI_ARCH" = "x64" -a "$hiso_wim_bit" = "32" ]; then
            echo -e "\nThis is 32bit Windows and does NOT support x86_64 UEFI firmware.\n"
            echo -e "这是32位的 Windows 系统，不支持当前的64位 UEFI 环境。\n"
        fi

        vt_set_wim_load_prompt 1 "Loading files......"
        vt_load_file_to_mem "nodecompress" $hiso_wimboot_prefix/$hiso_wim_path hiso_wimfile_mem
        vt_set_wim_load_prompt 0

        if [ $? -eq 0 ]; then
            set hiso_wimfile_path=mem:${hiso_wimfile_mem_addr}:size:${hiso_wimfile_mem_size}
        else
            set hiso_wimfile_path=$hiso_wimboot_prefix/$hiso_wim_path
        fi
        
        unset hiso_boot_efi_path
        if [ -F (loop)/efi/boot/boot${HISO_EFI_ARCH}.efi ]; then
            set hiso_boot_efi_path="vf=bootx64.efi:(loop)/efi/boot/boot${HISO_EFI_ARCH}.efi"
        fi

        hiperiso_cli_console
        chainloader "$hiso_path/$vt_wimkernel" quiet \
            "vf=$hiso_init_exe:mem:${hiso_wimboot_mem_addr}:size:${hiso_wimboot_mem_size}" \
            "vf=hiso_wimboot:$hiso_path/$vt_wimkernel" \
            "vf=bcd:mem:${hiso_pe_bcd_mem_addr}:size:${hiso_pe_bcd_mem_size}" \
            "$hiso_boot_sdi_efi" \
            "$hiso_boot_efi_path" \
            "vf=boot.wim:$hiso_wimfile_path" \
            pfsize=$hiso_chain_file_size  \
            pfread=$hiso_chain_file_read
        boot
        hiperiso_gui_console
    fi
}

function hiso_wimboot_func {
    if [ "$grub_platform" = "pc" ]; then
        set vt_wimkernel=wimboot.x86_64.xz        
    else
        if [ "$grub_cpu" = "i386" ]; then
            set vt_wimkernel=wimboot.i386.efi.xz
        else
            set vt_wimkernel=wimboot.x86_64.xz
        fi
    fi

    if vt_is_standard_winiso (loop); then
        echo -e "\n==================== HIPERISO WIMBOOT ==================\n"
        hiso_windows_wimboot
    else
        vt_sel_winpe_wim (loop)
        if [ -n "$hiso_pe_wim_path" ]; then            
            echo -e "\n==================== HIPERISO WIMBOOT ==================\n"
            
            vt_fs_ignore_case 1
            vt_load_file_to_mem "auto" $hiso_path/common_bcd.xz hiso_pe_bcd_mem
            
            set vt_sdi_path=0
            for vsdi in "boot/boot.sdi" "2K10/FONTS/boot.sdi" "SSTR/boot.sdi" "ISPE/BOOT.SDI" \
            "boot/uqi.sdi" "ISYL/boot.sdi" "WEPE/WEPE.SDI" ; do
                if [ -F "(loop)/$vsdi" ]; then
                    set vt_sdi_path=$vsdi
                    break
                fi
            done
            
            if [ "$grub_platform" = "pc" ]; then
                vt_load_file_to_mem "auto" $hiso_path/common_bootmgr.xz hiso_pe_bootmgr_mem
                hiso_winpe_wimboot "$hiso_pe_wim_path" "$vt_sdi_path" 1
            else
                hiso_winpe_wimboot "$hiso_pe_wim_path" "$vt_sdi_path" 0
            fi
            
            vt_fs_ignore_case 0
        fi
    fi
}

function legacy_windows_menu_func {
    vt_windows_reset
    
    unset vt_cur_wimboot_mode
    if vt_check_mode 4 "$vt_chosen_name"; then
        set vt_cur_wimboot_mode=1
    fi
    
    if [ "$hiperiso_compatible" = "NO" -o "$vt_cur_wimboot_mode" = "1" ]; then
        if [ "$hiperiso_fs_probe" = "iso9660" ]; then
            loopback -d loop
            vt_iso9660_nojoliet 1
            loopback loop "$1$2"
        fi
        
        for file in "boot/bcd" "/efi/microsoft/boot/bcd" "SSTR/BCD" "boot/bce"; do
            vt_windows_collect_wim_patch bcd (loop)/$file                
        done
        
        distro_specify_wim_patch

        vt_windows_count_wim_patch vt_wim_cnt
        if [ $vt_wim_cnt -eq 0 ]; then
            distro_specify_wim_patch_phase2
        fi
        
        hiperiso_debug_pause
        if [ -z "$vt_cur_wimboot_mode" ]; then
            locate_wim "${chosen_path}"
        fi
    fi
    
    vt_windows_chain_data "${1}${chosen_path}"
    hiperiso_debug_pause
    
    if [ "$vt_cur_wimboot_mode" = "1" ]; then
        hiso_wimboot_func
    fi

    if [ -n "$hiso_chain_mem_addr" ]; then
        hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
        if [ "$hiperiso_compatible" = "NO" ]; then
            linux16   $hiso_path/ipxe.krn ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
        else
            linux16   $hiso_path/ipxe.krn ${vtdebug_flag} ibft mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
        fi
        boot
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}

function legacy_linux_menu_func {
    if [ "$hiperiso_compatible" = "NO" ]; then

        if [ "$hiperiso_fs_probe" = "udf" ]; then
            loopback -d loop
            set hiperiso_fs_probe=iso9660
            loopback loop "$1$2"
        fi

        
        if vt_syslinux_need_nojoliet "$1$2"; then
            vt_iso9660_nojoliet 1
            loopback -d loop
            loopback loop "$1$2"
        fi

        vt_load_cpio  $hiso_path  "$2" "$1" "busybox=$hiperiso_busybox_ver"

        vt_linux_clear_initrd
        
        if [ -d (loop)/pmagic ]; then
            vt_linux_specify_initrd_file /pmagic/initrd.img
        else
            for dir in "isolinux" "boot/isolinux" "boot/x86_64/loader" "syslinux" "boot/syslinux"; do
                if [ -d (loop)/$dir ]; then
                    vt_linux_parse_initrd_isolinux   (loop)/$dir/
                fi
            done
        fi
        
        # special process for special distros
        #archlinux
        if [ -d (loop)/arch/boot/syslinux ]; then
            vt_linux_parse_initrd_isolinux   (loop)/arch/boot/syslinux/  /arch/
            vt_linux_parse_initrd_isolinux   (loop)/arch/boot/syslinux/  /arch/boot/syslinux/
        elif [ -d (loop)/anarchy/boot/syslinux ]; then
            vt_linux_parse_initrd_isolinux   (loop)/anarchy/boot/syslinux/  /anarchy/
            
        #manjaro
        elif [ -d (loop)/manjaro ]; then
            if [ -e (loop)/boot/grub/kernels.cfg ]; then
                vt_linux_parse_initrd_grub  file  (loop)/boot/grub/kernels.cfg
            fi
        elif [ -e (loop)/boot/grub/grub.cfg ]; then                
            vt_linux_parse_initrd_grub  file  (loop)/boot/grub/grub.cfg
        fi
        
        distro_specify_initrd_file
        
        vt_linux_initrd_count vtcount
        if [ $vtcount -eq 0 ]; then
            if [ -d (loop)/rancheros ]; then
                vt_linux_parse_initrd_isolinux   (loop)/boot/  /boot/isolinux/
            fi

            distro_specify_initrd_file_phase2
        fi
        
        locate_initrd
    fi
    
    vt_linux_chain_data "${1}${chosen_path}"
    hiperiso_debug_pause
    
    if [ -n "$hiso_chain_mem_addr" ]; then
        unset vtGrub2Mode
        if vt_check_mode 3 "$vt_chosen_name"; then
            set vtGrub2Mode=1
        elif vt_str_begin "$vt_volume_id" "HOLO_"; then
            if [ -d (loop)/loader/entries ]; then
                set vtGrub2Mode=1
            fi        
        fi
    
        if [ -n "$vtGrub2Mode" ]; then
            hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
            hiperiso_cli_console

            # fallback
            set vtback_root=$root        
            vt_push_last_entry
            set vtback_theme=$theme
            unset theme
            
            vt_trailer_cpio "$hiso_iso_part" "$vt_chosen_path" noinit
            vt_set_boot_opt rdinit=/hiso/hiso

            set root=(loop)
            set vtback_cfg_find=0
            for cfg in "/boot/grub/grub.cfg" "/EFI/BOOT/grub.cfg" "/EFI/debian/grub.cfg" "EFI/boot/grub.cfg" "efi/boot/grub.cfg" "/grub/grub.cfg" "EFI/BOOT/BOOTX64.conf"; do
                if [ -e "$cfg" ]; then
                    set vtback_cfg_find=1
                    configfile "$cfg"
                    break
                fi
            done
            if [ $vtback_cfg_find -eq 0 ]; then
                if [ -f (loop)/loader/loader.conf -a -d (loop)/loader/entries ]; then                    
                    if vt_str_begin "$vt_volume_id" "HOLO_"; then
                        set root=(loop,2)
                        vt_systemd_menu (loop,2) vt_sys_menu_mem
                    else
                        vt_systemd_menu (loop) vt_sys_menu_mem
                    fi
                    set vtback_cfg_find=1  
                    configfile "mem:${vt_sys_menu_mem_addr}:size:${vt_sys_menu_mem_size}"
                fi
            fi
            
            if [ $vtback_cfg_find -eq 0 ]; then
                if [ -f (loop)/boot/isolinux/syslnx64.cfg ]; then
                    syslinux_configfile (loop)/boot/isolinux/syslnx64.cfg
                    set vtback_cfg_find=1
                elif [ -f (loop)/boot/syslinux/porteus.cfg ]; then
                    syslinux_configfile (loop)/boot/syslinux/porteus.cfg
                    set vtback_cfg_find=1
                fi
            fi

            vt_unset_boot_opt
            set root=$vtback_root        
            set theme=$vtback_theme
            vt_pop_last_entry
            hiperiso_gui_console
        else
            hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
            linux16   $hiso_path/ipxe.krn ${vtdebug_flag}  mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}            
            boot
        fi
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}


function legacy_unix_menu_func {    
    hiperiso_unix_comm_proc $1 "${chosen_path}"
    
    if [ -n "$hiso_chain_mem_addr" ]; then
        #hiperiso_acpi_param ${hiso_chain_mem_addr} 2048
        linux16   $hiso_path/ipxe.krn ${vtdebug_flag}  mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
        boot
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}


function legacy_iso_menu_func {
    set chosen_path="$2"
    
    vt_select_auto_install "${chosen_path}"
    vt_select_persistence "${chosen_path}"
    
    if [ -n "$vtcompat" ]; then
        set hiperiso_compatible=YES
        unset vtcompat
    elif vt_check_mode 1 "$vt_chosen_name"; then
        set hiperiso_compatible=YES
    else
        vt_check_compatible (loop)
    fi
    
    vt_img_sector "${1}${chosen_path}"

    if [ "$hiperiso_fs_probe" = "iso9660" ]; then
        vt_select_conf_replace "${1}" "${chosen_path}"
    fi

    if [ "$hiso_os" = "Windows" ]; then
        vt_check_compatible_pe (loop)        
        legacy_windows_menu_func  "$1" "${chosen_path}"
    elif [ "$hiso_os" = "Unix" ]; then
        legacy_unix_menu_func "$1" "${chosen_path}"
    else
        vt_check_compatible_linux (loop)
        legacy_linux_menu_func  "$1" "${chosen_path}"
    fi
    vt_secondary_recover_mode
}

function legacy_iso_memdisk {

    linux16   $hiso_path/memdisk iso raw    
    echo "Loading ISO file to memory ..."
    initrd16  "${1}${2}"
    boot
}


function iso_endless_os_proc {
    if [ -d (loop)/ ]; then
        loopback -d loop
    fi

    loopback loop "${1}${2}"
    vt_img_sector "${1}${2}"

    vt_load_cpio  $hiso_path  "$2" "$1"  "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio "$1" "$2" noinit
    
    hiperiso_debug_pause

    vt_set_boot_opt '@kparams' rdinit=/hiso/hiso 

    set eosimage=loop
    set hiperiso_bls_bootdev=/boot    
    set hiperiso_loading_tip="Loading files ......"
    
    export eosimage    
    configfile (loop)/endless/grub/grub.cfg
    
    unset eosimage
    unset hiperiso_bls_bootdev
    unset hiperiso_loading_tip
    
    vt_unset_boot_opt
}


function hiperiso_iso_busybox_ver {

    if [ "$HISO_EFI_ARCH" = "aa64" ]; then
        set hiperiso_busybox_ver=a64
    elif [ "$HISO_EFI_ARCH" = "mips" ]; then
        set hiperiso_busybox_ver=m64
    else
        set hiperiso_busybox_ver=32
    
        #special process for deepin-live iso
        if [ "$vt_chosen_size" = "403701760" ]; then
            if vt_strstr "$vt_chosen_path" "/deepin-live"; then
                set hiperiso_busybox_ver=64
            fi
        elif vt_str_begin "$vt_volume_id" "PHOTON_"; then
            set hiperiso_busybox_ver=64
        elif vt_str_begin "$vt_volume_id" "smgl-test-quinq-x86_64"; then
            set hiperiso_busybox_ver=64
        elif vt_str_begin "$vt_volume_id" "LDiagBootable"; then
            set hiperiso_busybox_ver=64
        elif vt_str_begin "$vt_volume_id" "KAOS_"; then
            set hiperiso_busybox_ver=64
        elif vt_strstr "$vt_volume_id" "x86_64"; then
            set hiperiso_busybox_ver=64
        elif vt_istrstr "${vt_chosen_path}" "x86_64"; then
            set hiperiso_busybox_ver=64
        elif vt_istrstr "${vt_chosen_path}" "amd64"; then
            set hiperiso_busybox_ver=64
        fi
    fi
}


function iso_common_menuentry {
    unset vt_system_id
    unset vt_volume_id
    
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name

    vt_parse_iso_volume "${hiso_iso_part}${vt_chosen_path}" vt_system_id vt_volume_id vt_volume_space
    if [ $vt_volume_space -NE $vt_chosen_size ]; then        
        vt_mod $vt_chosen_size 2048 vt_chosen_size_mod
        if [ $vt_chosen_size_mod -ne 0 ]; then
            echo -e "\n $vt_volume_space $vt_chosen_size $vt_chosen_size_mod\n"
            echo -e "\n The size of the iso file \"$vt_chosen_size\" is invalid. File corrupted ?\n"
            echo -e " 此ISO文件的大小 \"$vt_chosen_size\" 有问题，请确认文件是否损坏。\n"
            echo -en "\n$VTLANG_ENTER_CONTINUE ..."
            read vtInputKey
        fi
    fi
    
    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi

    if hiperiso_vcfg_proc "${vt_chosen_path}"; then        
        return
    fi
    
    
    
    #secondary boot menu
    if vt_is_udf "${hiso_iso_part}${vt_chosen_path}"; then
        set hiperiso_fs_probe=udf
    else
        set hiperiso_fs_probe=iso9660
        hiperiso_reset_nojoliet
    fi
    
    if [ -d (loop)/ ]; then
        loopback -d loop
    fi
    loopback loop "${hiso_iso_part}${vt_chosen_path}" 
    
    get_os_type (loop)
    
    hiperiso_debug_pause
    
    if vt_need_secondary_menu "$vt_chosen_name"; then
        vt_show_secondary_menu "$vt_chosen_path" "$hiso_os" $vt_chosen_size
        if [ "$HISO_SECOND_EXIT" = "1" ]; then
            return
        fi
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi


    if vt_str_begin "$vt_volume_id" "Avira"; then 
        vt_skip_svd "${hiso_iso_part}${vt_chosen_path}"
    fi
    
    hiperiso_iso_busybox_ver
    
    #special process for Endless OS
    if vt_str_begin "$vt_volume_id" "Endless-OS"; then
        iso_endless_os_proc $hiso_iso_part "$vt_chosen_path"
    elif vt_str_begin "$vt_volume_id" "TENS-Public"; then
        set vtcompat=1
    fi


    # auto memdisk mode for some special ISO files
    vt_iso_vd_id_parse "${hiso_iso_part}${vt_chosen_path}"    
    unset vtMemDiskBoot
    if vt_check_mode 0 "$vt_chosen_name"; then
        set vtMemDiskBoot=1
    else
        if [ "$grub_platform" = "pc" ]; then
            if vt_iso_vd_id_begin 1 0 "Memtest86+"; then
                set vtMemDiskBoot=1
            elif vt_iso_vd_id_begin 0 1 "KolibriOS"; then
                set vtMemDiskBoot=1
            fi
        fi
        
        #For iKuai8 (<64MB)
        if [ $vt_chosen_size -LE 67108864 ]; then
            if vt_str_begin "$vt_chosen_name" "iKuai"; then
                set vtMemDiskBoot=1
            fi
        fi
    fi
    vt_iso_vd_id_clear


    if [ "$grub_platform" = "pc" ]; then
        if [ -n "$vtMemDiskBoot" ]; then
            legacy_iso_memdisk $hiso_iso_part "$vt_chosen_path"
        else
            legacy_iso_menu_func $hiso_iso_part "$vt_chosen_path"
        fi
    else
        if [ -n "$vtMemDiskBoot" ]; then
            uefi_iso_memdisk $hiso_iso_part  "$vt_chosen_path"
        else
            uefi_iso_menu_func $hiso_iso_part  "$vt_chosen_path"
        fi
    fi

    vt_secondary_recover_mode
}

function miso_common_menuentry {
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name

    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi

    echo "memdisk mode boot for $vt_chosen_path"
    echo ""
    hiperiso_debug_pause

    if [ "$grub_platform" = "pc" ]; then
        legacy_iso_memdisk $hiso_iso_part "$vt_chosen_path"
    else
        uefi_iso_memdisk $hiso_iso_part  "$vt_chosen_path"
    fi      
}


function common_unsupport_menuentry {
    echo -e "\n The name of the iso file could NOT contain space or non-ascii characters. \n"
    echo -e " 文件名中不能有中文或空格 \n"    
    echo -en "\n$VTLANG_ENTER_EXIT ..."  
    read vtInputKey
}

function miso_unsupport_menuentry {
    common_unsupport_menuentry
}

function iso_unsupport_menuentry {
    common_unsupport_menuentry
}

function wim_common_menuentry {
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name
    
    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi
    
    if hiperiso_vcfg_proc "${vt_chosen_path}"; then        
        return
    fi
    
    if vt_wim_check_bootable "${hiso_iso_part}${vt_chosen_path}"; then
        vt_wim_chain_data "${hiso_iso_part}${vt_chosen_path}"
    else
        echo -e "\n This is NOT a bootable WIM file. \n"
        echo -e " 这不是一个可启动的 WIM 文件。\n"
    fi
    
    hiperiso_debug_pause    
    
    if [ -n "$hiso_chain_mem_addr" ]; then
        if [ "$grub_platform" = "pc" ]; then
            linux16   $hiso_path/ipxe.krn ${vtdebug_flag}  mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}            
        else
            hiperiso_cli_console
            chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
            hiperiso_gui_console
        fi
        boot
    else
        echo "chain empty failed"
        hiperiso_pause
    fi
}

function wim_unsupport_menuentry {
    common_unsupport_menuentry
}

function efi_common_menuentry {
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name
    
    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi
    
    if hiperiso_vcfg_proc "${vt_chosen_path}"; then        
        return
    fi
    
    unset vt_hlnk_dst
    if vt_is_hlnk_name "${vt_chosen_path}"; then
        vt_get_hlnk_dst "${hiso_iso_part}${vt_chosen_path}" vt_hlnk_dst
        if [ -z "$vt_hlnk_dst" ]; then
            echo -e "\n### HLNK FILE NOT FOUND ###\n### HLNK 文件不存在 ###\n"            
            hiperiso_pause
            return
        fi
    else
        vt_hlnk_dst="${hiso_iso_part}${vt_chosen_path}"
    fi
    
    hiperiso_debug_pause

    hiperiso_cli_console
    
    #first try with chainload
    set vtOldRoot=$root
    set root=$hiso_iso_part
    chainloader "${vt_hlnk_dst}"
    boot

    #retry with isoboot
    set root=$vtOldRoot
    vt_concat_efi_iso "${vt_hlnk_dst}" hiso_iso_buf    
    chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi memdisk env_param=${env_param} dotefi isoefi=on ${vtdebug_flag} mem:${hiso_iso_buf_addr}:size:${hiso_iso_buf_size}
    boot    

    hiperiso_gui_console
}

function efi_unsupport_menuentry {
    common_unsupport_menuentry
}

function vhdboot_common_func {
    vt_patch_vhdboot "$1"
    
    hiperiso_debug_pause    
    
    if [ -n "$hiso_vhd_buf_addr" ]; then
        if [ "$grub_platform" = "pc" ]; then
            hiperiso_cli_console
            linux16   $hiso_path/memdisk iso raw    
            initrd16  mem:${hiso_vhd_buf_addr}:size:${hiso_vhd_buf_size}            
            boot
            hiperiso_gui_console
        else
            hiperiso_cli_console
            chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi memdisk env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${hiso_vhd_buf_addr}:size:${hiso_vhd_buf_size}
            boot
            hiperiso_gui_console
        fi
    else
        echo "Please put the right hiperiso_vhdboot.img file to the 1st partition"
        hiperiso_pause
    fi
}

function vhd_common_menuentry {
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name
    
    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi
    
    if hiperiso_vcfg_proc "${vt_chosen_path}"; then        
        return
    fi
    
    unset vt_hlnk_dst
    if vt_is_hlnk_name "${vt_chosen_path}"; then
        vt_get_hlnk_dst "${hiso_iso_part}${vt_chosen_path}" vt_hlnk_dst
        if [ -z "$vt_hlnk_dst" ]; then
            echo -e "\n### HLNK FILE NOT FOUND ###\n### HLNK 文件不存在 ###\n"            
            hiperiso_pause
            return
        fi
    else
        vt_hlnk_dst="${vt_chosen_path}"
        if [ "$HISO_VHD_NO_WARNING" != "1" ]; then
            if [ "$hiso_iso_fs" != "ntfs" ]; then
                echo -e "!!! WARNING !!!\n"
                echo -e "\nPartition1 ($hiso_iso_fs) is NOT ntfs, the VHD(x) file may not boot normally \n"
                echo -e "\nVHD(x) 文件所在分区不是 ntfs 格式, 可能无法正常启动 \n\n"
                echo -en "\n$VTLANG_ENTER_CONTINUE ..."
                read vtInputKey
            fi
        fi
    fi
    
    vhdboot_common_func "${vt_hlnk_dst}"
}

function vhd_unsupport_menuentry {
    common_unsupport_menuentry
}

function hisoboot_common_func {
    set AltBootPart=0
    set hisosupport=0
    
    vt_get_hiso_type "${1}" hisotype parttype AltBootPart
    
    if vt_str_begin $hisotype vhd; then    
        set hisosupport=1
    elif [ "$hisotype" = "raw" ]; then
        set hisosupport=1
    elif [ "$hisotype" = "vdi" ]; then
        set hisosupport=1
    fi
    
    if [ $hisosupport -eq 1 ]; then    
        if [ "$grub_platform" = "pc" ]; then
            if [ "$parttype" = "gpt" -a $AltBootPart -eq 0 ]; then
                echo "The OS in the vdisk was created in UEFI mode, but current is Legacy BIOS mode."
                echo "虚拟磁盘内的系统是在UEFI模式下创建的，而当前系统是Legacy BIOS模式，可能无法正常启动。"
                hiperiso_pause
            fi
        else
            if [ "$parttype" = "mbr" -a $AltBootPart -eq 0 ]; then
                echo "The OS in the vdisk was created in Legacy BIOS mode, but current is UEFI mode."
                echo "虚拟磁盘内的系统是在Legacy BIOS模式下创建的，而当前系统是UEFI模式，可能无法正常启动。"
                hiperiso_pause
            fi
        fi

        vt_img_sector "${1}"
        vt_raw_chain_data "${1}"

        hiperiso_debug_pause
        
        if [ -n "$hiso_chain_mem_addr" ]; then  
            if [ "$grub_platform" = "pc" ]; then
                vt_acpi_param ${hiso_chain_mem_addr} 512
                linux16 $hiso_path/ipxe.krn ${vtdebug_flag} bios80  sector512  mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}   
                boot
            else
                if vt_check_secureboot_var; then
                    vt_acpi_param ${hiso_chain_mem_addr} 512
                fi
                hiperiso_cli_console
                chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi sector512 env_param=${hiperiso_env_param} ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
                boot
                hiperiso_gui_console
            fi  
        else
            echo "chain empty failed!"
            hiperiso_pause
        fi
    else
        echo "Unsupported hiso type $hisotype"
        hiperiso_pause
    fi
}

function hiso_common_menuentry {    
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name
    
    if vt_check_password "${vt_chosen_path}"; then
        return
    fi    

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi
    
    if hiperiso_vcfg_proc "${vt_chosen_path}"; then        
        return
    fi
    
    unset vt_hlnk_dst
    if vt_is_hlnk_name "${vt_chosen_path}"; then
        vt_get_hlnk_dst "${hiso_iso_part}${vt_chosen_path}" vt_hlnk_dst
        if [ -z "$vt_hlnk_dst" ]; then
            echo -e "\n### HLNK FILE NOT FOUND ###\n### HLNK 文件不存在 ###\n"            
            hiperiso_pause
            return
        fi
    else
        vt_hlnk_dst="${hiso_iso_part}${vt_chosen_path}"
    fi
    
    hisoboot_common_func "${vt_hlnk_dst}"
}

function hiso_unsupport_menuentry {
    common_unsupport_menuentry
}

#
#============================================================#
# IMG file boot process                                      #
#============================================================#
#

function only_uefi_tip {
    echo -e "\n This IMG file is only supported in UEFI mode. \n"
    echo -en "\n$VTLANG_ENTER_EXIT ..."
    read vtInputKey 
}

function hiperiso_img_easyos {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit
    
    loopback easysfs (vtimghd,1)/easy.sfs
    vt_get_lib_module_ver (easysfs) /lib/modules/ vt_module_ver
    
    if [ -n "$vt_module_ver" ]; then        
        for mod in "kernel/drivers/md/dm-mod.ko" "kernel/drivers/dax/dax.ko"; do
            if [ -e (easysfs)/lib/modules/$vt_module_ver/$mod ]; then
                vt_img_extra_initrd_append  (easysfs)/lib/modules/$vt_module_ver/$mod
            fi
        done
    fi

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso
    vt_img_hook_root
    
    syslinux_configfile (vtimghd,1)/syslinux.cfg
    
    vt_img_unhook_root
    vt_unset_boot_opt
    loopback -d easysfs
}

function hiperiso_img_easyos2 {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit
    
    if [ -e (vtimghd,2)/easyos/easy.sfs ]; then
        loopback easysfs (vtimghd,2)/easyos/easy.sfs
    elif [ -d (vtimghd,2)/easyos/releases ]; then
        vt_fs_enum_1st_dir (vtimghd,2) /easyos/releases/ vt_dir_name
        loopback easysfs (vtimghd,2)/easyos/releases/$vt_dir_name/easy.sfs
    fi
    
    vt_get_lib_module_ver (easysfs) /lib/modules/ vt_module_ver
    
    if [ -n "$vt_module_ver" ]; then        
        for mod in "kernel/drivers/md/dm-mod.ko" "kernel/drivers/dax/dax.ko"; do
            if [ -e (easysfs)/lib/modules/$vt_module_ver/$mod ]; then
                vt_img_extra_initrd_append  (easysfs)/lib/modules/$vt_module_ver/$mod
            fi
        done
    fi

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso
    vt_img_hook_root
    
    vt_limine_menu (vtimghd,1)/limine.cfg vt_sys_menu_mem
    configfile "mem:${vt_sys_menu_mem_addr}:size:${vt_sys_menu_mem_size}"
    
    vt_img_unhook_root
    vt_unset_boot_opt
    loopback -d easysfs
}

function hiperiso_img_volumio {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso imgpart=/dev/hiperiso2 bootpart=/dev/hiperiso1
    vt_img_hook_root
    
    syslinux_configfile (vtimghd,1)/syslinux.cfg
    
    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_openelec {
    elec_ver=$1
    
    if [ "$elec_ver" = "LibreELEC" ]; then
        if vt_strstr "$vt_chosen_name" "x86_64"; then
            set hiperiso_busybox_ver=64
        fi
    fi
    
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    loopback vtloopex $hiso_efi_part/hiperiso/vtloopex.cpio    
    vt_img_extra_initrd_append  (vtloopex)/$elec_ver/vtloopex.tar.xz

    if [ "$elec_ver" = "LibreELEC" ]; then
        if [ -f (vtimghd,1)/system ]; then
            loopback elecsfs (vtimghd,1)/system
            vt_get_lib_module_ver (elecsfs) /usr/lib/kernel-overlays/base/lib/modules/  vt_module_ver
            if [ -n "$vt_module_ver" ]; then        
                for mod in "kernel/drivers/md/dm-mod.ko"; do
                    if [ -e (elecsfs)/usr/lib/kernel-overlays/base/lib/modules/$vt_module_ver/$mod ]; then
                        vt_img_extra_initrd_append  (elecsfs)/usr/lib/kernel-overlays/base/lib/modules/$vt_module_ver/$mod
                    fi
                done
            fi
        fi
    fi

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=$elec_ver
    vt_img_hook_root
    
    set root=(vtimghd,1)
    syslinux_configfile (vtimghd,1)/syslinux.cfg
    
    vt_img_unhook_root
    vt_unset_boot_opt
    loopback -d vtloopex
    loopback -d elecsfs
}


function hiperiso_img_freedombox {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    vt_get_lib_module_ver (vtimghd,1) /lib/modules/ vt_module_ver
    if [ -n "$vt_module_ver" ]; then        
        vt_img_extra_initrd_append  (vtimghd,1)/lib/modules/$vt_module_ver/kernel/drivers/md/dm-mod.ko
    fi

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=freedombox
    vt_img_hook_root
    
    configfile (vtimghd,1)/boot/grub/grub.cfg
    
    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_paldo {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=paldo
    vt_img_hook_root
    
    vt_fs_enum_1st_file (vtimghd,1) /loader/entries/ vt_paldo_entry_conf
    vt_file_basename $vt_paldo_entry_conf vtPaldoVer
    
    echo loading file...
    linux (vtimghd,1)/linux-${vtPaldoVer} root=/dev/hiperiso1 rootfstype=vfat
    initrd (vtimghd,1)/initramfs-${vtPaldoVer}
    boot
    
    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_ubos {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    vt_get_lib_module_ver (vtimghd,3) /lib/modules/ vt_module_ver
    if [ -n "$vt_module_ver" ]; then        
        vt_img_extra_initrd_append  (vtimghd,3)/lib/modules/$vt_module_ver/kernel/drivers/md/dm-mod.ko.xz
    fi

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=ubos
    vt_img_hook_root
    
    echo loading file...
    linux (vtimghd,2)/vmlinuz-linux root=/dev/hiperiso3 rw
    initrd (vtimghd,2)/initramfs-linux.img
    boot

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_recalbox {
    if [ $hiso_img_max_part_end -GT $vt_chosen_size ]; then
        echo -e "\nPlease extend the img file size before boot it. \n"
        hiperiso_pause
        return
    fi

    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    if [ -e (vtimghd,1)/boot/recalbox ]; then
        loopback recalbox (vtimghd,1)/boot/recalbox
        vt_get_lib_module_ver (recalbox) /lib/modules/ vt_module_ver
        if [ -n "$vt_module_ver" ]; then        
            vt_img_extra_initrd_append  (recalbox)/lib/modules/$vt_module_ver/kernel/drivers/md/dm-mod.ko
        fi
    fi

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=recalbox
    vt_img_hook_root
    
    set root=(vtimghd,1)
    configfile (vtimghd,1)/boot/grub/grub.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_esysrescue {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=esysrescue
    vt_img_hook_root

    set root=(vtimghd,1)
    configfile (vtimghd,1)/boot/grub/grub.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_batocera {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=batocera
    vt_img_hook_root
    
    set root=(vtimghd,1)
    syslinux_configfile (vtimghd,1)/boot/syslinux/syslinux.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_openwrt {
    if [ -e (vtimghd,2)/lib64 ]; then
        set hiperiso_busybox_ver=64
    fi

    vt_fs_enum_1st_dir (vtimghd,2) /lib/modules/ vt_dir_name

    if [ -f (vtimghd,2)/lib/modules/$vt_dir_name/dm-mod.ko ]; then
        set openwrt_plugin_need=0
        vt_img_extra_initrd_append  (vtimghd,2)/lib/modules/$vt_dir_name/dm-mod.ko
        if [ -f (vtimghd,2)/lib/modules/$vt_dir_name/dax.ko ]; then
            vt_img_extra_initrd_append  (vtimghd,2)/lib/modules/$vt_dir_name/dax.ko
        fi
    else
        set openwrt_plugin_need=1
        if [ ! -f ${hiso_iso_part}/hiperiso/hiperiso_openwrt.xz ]; then
            hiperiso_gui_console
            echo -e "\n hiperiso_openwrt.xz not found. Please refer https://www.hiperiso.net/en/doc_openwrt.html.\n"
            echo -e " 未找到 hiperiso_openwrt.xz 文件。请参考 https://www.hiperiso.net/cn/doc_openwrt.html\n"
            echo -en "\n$VTLANG_ENTER_EXIT ..."
            read vtInputKey
            hiperiso_cli_console
            return
        fi
    fi

    if vt_img_check_range "${hiso_iso_part}${vt_chosen_path}"; then
        hiperiso_debug_pause
    else
        hiperiso_gui_console
        echo -e "\n IMG file need processed. Please refer https://www.hiperiso.net/en/doc_openwrt.html.\n"
        echo -e " 此 IMG 文件必须处理之后才能支持。请参考 https://www.hiperiso.net/cn/doc_openwrt.html\n"
        echo -e "\n press ENTER to exit (请按 回车 键返回) ..."
        read vtInputKey
        hiperiso_cli_console
        return
    fi
    
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    if [ $openwrt_plugin_need -eq 1 ]; then
        if [ -f ${hiso_iso_part}/hiperiso/hiperiso_openwrt.xz ]; then
            vt_img_extra_initrd_append  ${hiso_iso_part}/hiperiso/hiperiso_openwrt.xz
        fi
    fi

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=openwrt
    vt_img_hook_root
    
    set root=(vtimghd,1)
    configfile (vtimghd,1)/boot/grub/grub.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_tails {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso live-media=/dev/dm-1 hiperisoos=tails
    vt_img_hook_root
    
    set root=(vtimghd,1)
    configfile (vtimghd,1)/efi/debian/grub.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_fydeos {
    if [ "$grub_platform" = "pc" ]; then
        only_uefi_tip
        return
    fi

    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=64"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=fydeos
    vt_img_hook_root

    set grubdisk=vtimghd
    set grubpartA=(vtimghd,3)
    set grubpartB=(vtimghd,5)
    set linuxpartA=(sda,3)
    set linuxpartB=(sda,5)

    set root=(vtimghd,12)
    configfile (vtimghd,12)/efi/boot/grub.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
    
    unset grubdisk
    unset grubpartA
    unset grubpartB
    unset linuxpartA
    unset linuxpartB
}

function hiperiso_img_cloudready {
    if [ "$grub_platform" = "pc" ]; then
        only_uefi_tip
        return
    fi

    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=64"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=cloudready
    vt_img_hook_root

    set grubdisk=vtimghd
    set grubpartA=(vtimghd,3)
    set grubpartB=(vtimghd,5)
    set linuxpartA=(sda,3)
    set linuxpartB=(sda,5)

    set root=(vtimghd,12)    
    configfile (vtimghd,12)/efi/boot/grub.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
    
    unset grubdisk
    unset grubpartA
    unset grubpartB
    unset linuxpartA
    unset linuxpartB
}


function hiperiso_img_fwts {
    vt_load_cpio  $hiso_path  "${vt_chosen_path}" ${hiso_iso_part} "busybox=$hiperiso_busybox_ver"
    vt_trailer_cpio ${hiso_iso_part} "${vt_chosen_path}" noinit

    hiperiso_debug_pause

    #boot image file
    vt_set_boot_opt rdinit=/hiso/hiso hiperisoos=fwts
    vt_img_hook_root
    
    configfile $prefix/distro/fwts.cfg

    vt_img_unhook_root
    vt_unset_boot_opt
}

function hiperiso_img_memtest86 {      
    chainloader (vtimghd,1)/efi/boot/BOOTX64.efi
    boot
}

function img_unsupport_tip {
    echo -e "\n This IMG file is NOT supported now. \n"
    echo -e " 当前不支持启动此 IMG 文件 \n"    
    echo -en "\n$VTLANG_ENTER_EXIT ..."
    read vtInputKey 
}

function legacy_img_memdisk {
    linux16   $hiso_path/memdisk
    echo "Loading img file to memory ..."
    initrd16  "${1}${2}"
    
    hiperiso_cli_console
    boot
}

function img_common_menuentry {
    set hiperiso_compatible=YES
    set hiperiso_busybox_ver=32
    unset LoadIsoEfiDriver

    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name
    
    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi

    if hiperiso_vcfg_proc "${vt_chosen_path}"; then        
        return
    fi

    if [ "$grub_platform" = "pc" ]; then
        if vt_check_mode 0 "$vt_chosen_name"; then
            legacy_img_memdisk $hiso_iso_part "$vt_chosen_path"
            return
        fi
    fi

    loopback vtimghd "${hiso_iso_part}${vt_chosen_path}"
    vt_img_sector "${hiso_iso_part}${vt_chosen_path}"

    vt_img_part_info (vtimghd)

    set vtback_root=$root
    hiperiso_cli_console
    vt_push_last_entry
    set vtback_theme=$theme
    unset theme

    vt_img_extra_initrd_reset


    vt_get_fs_label (vtimghd,1) vtImgHd1Label

    if [ "$vtImgHd1Label" = "STATE" ]; then
        vt_get_fs_label (vtimghd,3) vtImgHd3Label
    elif [ -d (vtimghd,2)/lib ]; then
        vt_get_fs_label (vtimghd,2) vtImgHd2Label
    fi

    if [ -z "$vtImgHd1Label" ]; then
        if [ -d (vtimghd,2)/efi ]; then
            vt_get_fs_label (vtimghd,3) vtImgHd3Label
        elif [ -d (vtimghd,12)/efi ]; then
            vt_get_fs_label (vtimghd,3) vtImgHd3Label
        fi
    fi

    if [ -e (vtimghd,1)/etc/hostname ]; then
        vt_1st_line (vtimghd,1)/etc/hostname vtImgHostname
    fi

    if vt_str_begin "$vtImgHd3Label" "ROOT-"; then
        if [ -f (vtimghd,3)/etc/os-release.d/ID ]; then 
            vt_1st_line (vtimghd,3)/etc/os-release.d/ID vt_release_line1
            if vt_str_begin "$vt_release_line1" "FydeOS"; then
                hiperiso_img_fydeos
            else
                hiperiso_img_cloudready
            fi
        elif [ -f (vtimghd,3)/etc/cloudready-release ]; then
            hiperiso_img_cloudready
        elif [ -f (vtimghd,3)/etc/chrome_dev.conf ]; then
            hiperiso_img_cloudready
        fi
    elif vt_str_begin "$vtImgHd3Label" "fwts-result"; then
        hiperiso_img_fwts
    elif vt_str_begin "$vtImgHd1Label" "LAKKA"; then
        hiperiso_img_openelec lakka
    elif vt_str_begin "$vtImgHd1Label" "LIBREELEC"; then
        hiperiso_img_openelec LibreELEC
    elif vt_str_begin "$vtImgHd1Label" "paldo-live"; then
        hiperiso_img_paldo
    elif vt_str_begin "$vtImgHostname" "freedombox"; then
        hiperiso_img_freedombox
    elif vt_str_begin "$vtImgHd1Label" "BATOCERA"; then
        hiperiso_img_batocera
    elif vt_str_begin "$vtImgHd1Label" "Tails"; then
        hiperiso_img_tails
    elif [ "$vtImgHd2Label" = "RECALBOX" -o "$vtImgHd1Label" = "RECALBOX" ]; then
        hiperiso_img_recalbox
    elif [ "$vtImgHd1Label" = "ESYSRESCUE" ]; then
        hiperiso_img_esysrescue
    elif [ -e (vtimghd,1)/easy.sfs ]; then
        hiperiso_img_easyos
    elif [ -d (vtimghd,2)/easyos ]; then
        hiperiso_img_easyos2
    elif [ -e (vtimghd,1)/volumio.initrd ]; then
        hiperiso_img_volumio
    elif [ -f (vtimghd,2)/loader/entries/ubos.conf ]; then
        hiperiso_img_ubos
    elif [ -f (vtimghd,2)/etc/openwrt_version ]; then
        hiperiso_img_openwrt    
    else
        if [ -f (vtimghd,1)/efi/boot/mt86.png ]; then 
            if [ "$grub_platform" = "pc" ]; then
                img_unsupport_tip
            fi 
        fi

        #common chain
        vt_linux_chain_data "${hiso_iso_part}${vt_chosen_path}"
        hiperiso_acpi_param ${hiso_chain_mem_addr} 512
        if [ "$grub_platform" = "pc" ]; then 
            linux16 $hiso_path/ipxe.krn ${vtdebug_flag}  sector512  mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}   
            boot
        else            
            chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi sector512 env_param=${env_param} isoefi=${LoadIsoEfiDriver} FirstTry=${FirstTryBootFile} ${vtdebug_flag} mem:${hiso_chain_mem_addr}:size:${hiso_chain_mem_size}
            boot
        fi
    fi

    loopback -d vtimghd

    set root=$vtback_root
    vt_pop_last_entry
    set theme=$vtback_theme
    hiperiso_gui_console
    set hiperiso_compatible=NO
}

function img_unsupport_menuentry {
    common_unsupport_menuentry
}

function mimg_common_menuentry {
    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name

    if vt_check_password "${vt_chosen_path}"; then
        return
    fi

    if [ -n "$hiso_hv_mode" ]; then
        hiperiso_boot "${vt_chosen_path}"
        return
    fi

    echo "memdisk mode boot for $vt_chosen_path"
    echo ""
    hiperiso_debug_pause

    if [ "$grub_platform" = "pc" ]; then
        legacy_img_memdisk $hiso_iso_part "$vt_chosen_path"
    else
        vt_load_img_memdisk "$hiso_iso_part$vt_chosen_path" hiso_img_buf
        hiperiso_cli_console
        chainloader ${hiso_path}/hiperiso_${HISO_EFI_ARCH}.efi memdisk env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${hiso_img_buf_addr}:size:${hiso_img_buf_size}
        boot
        hiperiso_gui_console    
    fi      
}

#############################################################
#############################################################
#############################################################
#######                 Main Process              ###########
#############################################################
#############################################################
#############################################################

set HIPERISO_VERSION="1.0.0"

set HISO_HYPERVISOR_MENU=1

#ACPI not compatible with Window7/8, so disable by default
set HISO_PARAM_NO_ACPI=1

# Default menu display mode, you can change it as you want.
#    0: List mode   
#    1: TreeView mode
set HISO_DEFAULT_MENU_MODE=0

set HISO_MEM_DISK_STR="[Memdisk]"
set HISO_ISO_RAW_STR="Compatible Mode"
set HISO_GRUB2_MODE_STR="GRUB2 Mode"
set HISO_WIMBOOT_MODE_STR="WIMBOOT Mode"
set HISO_ISO_UEFI_DRV_STR="UEFI FS"

set HISO_F2_CMD="vt_browser_disk"
set HISO_F4_CMD="hiperiso_localboot"
set HISO_F5_CMD="hiperiso_diagnosis"
set HISO_F6_CMD="hiperiso_ext_menu"
set HISO_HELP_CMD="hiperiso_show_help"
set HISO_CHKSUM_CMD="hiperiso_checksum"
set HISO_HELP_TXT_LANGUAGE="en_US"
set HISO_CHKSUM_FILE_PATH="X"
set HISO_LANG_CMD="hiperiso_language"

# hiperiso_boot <iso_path> [<boot_mode>]
# Replicates hiperiso_cmd_boot (src/grub2/hiperiso_cmd.c:6994). Boots the
# host kernel + QEMU initramfs from the ESP, passing the hiperiso_*
# command-line contract that host/initramfs/init understands. Used by
# the "Hypervisor (KVM + Boot Logging)" secondary-menu option and any
# direct QEMU boot path.
#
# Reads these GRUB env vars (set by the JSON config or menu):
#   HISO_TRACE_LEVEL  standard|detailed|full|none   (default: standard)
#   HISO_FALLBACK     0|1                             (default: 0)
#   HISO_DISPLAY      none|gtk|vnc                    (default: none)
#   HISO_VGA          none|std|virtio                 (default: none)
#   HISO_GUEST_RAM    MB                              (default: 2048)
#   HISO_GUEST_CPUS                                    (default: 2)
#   HISO_AUTO_INSTALL, HISO_PERSISTENCE, HISO_DUD,
#   HISO_INJECTION, HISO_CONF_REPLACE, HISO_CPU_FEATURES
function hiperiso_boot {
    set iso_path="$1"
    if [ -z "$iso_path" ]; then
        echo "hiperiso_boot: usage: hiperiso_boot <iso_path> [<boot_mode>]"
        return 1
    fi

    # Derive log_dir from ISO basename. GRUB script has no ${var##*/}
    # bash pattern; replicate it with regexp: match ".*/" greedily then
    # the final segment. If iso_path has no '/', hiso_base stays as the
    # whole path (acceptable fallback).
    set hiso_base="$iso_path"
    if regexp '.*/([^/]+)' "$iso_path" ; then
        set hiso_base="$1"
    fi
    set hiso_log_dir="/hiperiso/logs/${hiso_base}/"

    # Defaults for optional HISO_* env vars. Note: GRUB's [ -n X ] and
    # [ -z X ] accept a single argument; "&&" is bash-only, so we use
    # nested if instead.
    if [ -z "$HISO_TRACE_LEVEL" ]; then set HISO_TRACE_LEVEL="standard"; fi
    if [ -z "$HISO_FALLBACK" ];    then set HISO_FALLBACK="0"; fi
    if [ -z "$HISO_DISPLAY" ];     then set HISO_DISPLAY="none"; fi
    if [ -z "$HISO_VGA" ];         then set HISO_VGA="none"; fi
    if [ -z "$HISO_GUEST_RAM" ];   then set HISO_GUEST_RAM="2048"; fi
    if [ -z "$HISO_GUEST_CPUS" ];  then set HISO_GUEST_CPUS="2"; fi
    set hiso_boot_mode="normal"
    if [ -n "$2" ]; then set hiso_boot_mode="$2"; fi

    # Build the kernel cmdline. Order matches hiperiso_cmd_boot.
    set hiso_cmdline="hiperiso_iso=\"${iso_path}\" hiperiso_log=\"${hiso_log_dir}\" hiperiso_trace_level=\"${HISO_TRACE_LEVEL}\" hiperiso_ram=\"${HISO_GUEST_RAM}\" hiperiso_cpus=\"${HISO_GUEST_CPUS}\" hiperiso_display=\"${HISO_DISPLAY}\" hiperiso_vga=\"${HISO_VGA}\" hiperiso_fallback=\"${HISO_FALLBACK}\""

    if [ -n "$HISO_AUTO_INSTALL" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_auto_install=\"${HISO_AUTO_INSTALL}\""
    fi
    if [ -n "$HISO_PERSISTENCE" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_persistence=\"${HISO_PERSISTENCE}\""
    fi
    if [ -n "$HISO_DUD" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_dud=\"${HISO_DUD}\""
    fi
    if [ -n "$HISO_INJECTION" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_injection=\"${HISO_INJECTION}\""
    fi
    if [ -n "$HISO_CONF_REPLACE" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_conf_replace=\"${HISO_CONF_REPLACE}\""
    fi
    if [ -n "$HISO_SECURE_BOOT" ]; then
        if [ "$HISO_SECURE_BOOT" != "0" ]; then
            set hiso_cmdline="${hiso_cmdline} hiperiso_secure_boot=\"1\""
        fi
    fi
    if [ -n "$HISO_TPM" ]; then
        if [ "$HISO_TPM" != "0" ]; then
            set hiso_cmdline="${hiso_cmdline} hiperiso_tpm=\"1\""
        fi
    fi
    if [ -n "$HISO_CPU_FEATURES" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_cpu_features=\"${HISO_CPU_FEATURES}\""
    fi
    if [ -n "$hiso_boot_mode" ]; then
        set hiso_cmdline="${hiso_cmdline} hiperiso_boot_mode=\"${hiso_boot_mode}\""
    fi
    if [ -n "$HISO_NET_DUMP" ]; then
        if [ "$HISO_NET_DUMP" != "0" ]; then
            set hiso_cmdline="${hiso_cmdline} hiperiso_net_dump=\"1\""
        fi
    fi

    # Hand off to the host kernel + QEMU initramfs. vmlinuz and
    # initramfs.cpio.gz live in the same EFI/hiperiso/ directory on the
    # ESP. hiso_efi_part is set in this file's earlier setup block.
    linux  ${hiso_efi_part}/EFI/hiperiso/vmlinuz ${hiso_cmdline}
    initrd ${hiso_efi_part}/EFI/hiperiso/initramfs.cpio.gz
    boot
}


if [ "$grub_platform" = "pc" ]; then
    set HISO_TEXT_MENU_VER="Hiperiso $HIPERISO_VERSION BIOS  www.hiperiso.net"
else    
    if [ "$grub_cpu" = "i386" ]; then
        set HISO_EFI_ARCH=ia32
        set HISO_TEXT_MENU_VER="Hiperiso $HIPERISO_VERSION IA32  www.hiperiso.net"
    elif [ "$grub_cpu" = "arm64" ]; then
        set HISO_EFI_ARCH=aa64
        set HISO_TEXT_MENU_VER="Hiperiso $HIPERISO_VERSION AA64  www.hiperiso.net"
    elif [ "$grub_cpu" = "mips64el" ]; then
        set HISO_EFI_ARCH=mips
        set HISO_TEXT_MENU_VER="Hiperiso $HIPERISO_VERSION MIPS  www.hiperiso.net"
    else
        set HISO_EFI_ARCH=x64
        set HISO_TEXT_MENU_VER="Hiperiso $HIPERISO_VERSION UEFI  www.hiperiso.net"    
    fi
fi

vt_device $root  hiso_dev

if [ "$hiso_dev" = "tftp" ]; then
    set hiso_path=($root)
    for vtid in 0 1 2 3; do
        if [ -f (hd$vtid,gpt2)/hiperiso/hiperiso.cpio ]; then
            set hiso_iso_part=(hd$vtid,gpt1)
            set hiso_efi_part=(hd$vtid,gpt2)
            set hisodev=hd$vtid
            break
        fi
    done
    loadfont ascii

    if [ -n "$hiso_efi_part" ]; then
        vt_load_file_to_mem "auto" $hiso_efi_part/grub/fonts/unicode.pf2 hiso_font_mem
        loadfont mem:${hiso_font_mem_addr}:size:${hiso_font_mem_size}
    fi

    if [ -f $hiso_iso_part/hiperiso/hiperiso.json ]; then
        set vt_plugin_path=$hiso_iso_part
    else
        set vt_plugin_path=$prefix
        vt_load_plugin $vt_plugin_path
    fi
else
    if [ "$prefix" = "(hiperisodisk)/grub" ]; then
        set hiso_path=(hiperisodisk)/hiperiso
    else
        set hiso_path=($root)/hiperiso
    fi

    set hisodev=$hiso_dev
    set hiso_iso_part=($hiso_dev,1)
    set hiso_efi_part=($hiso_dev,2)
    
    vt_load_file_to_mem "auto" $prefix/fonts/unicode.pf2 hiso_font_mem
    loadfont mem:${hiso_font_mem_addr}:size:${hiso_font_mem_size}

    set vt_plugin_path=$hiso_iso_part
fi

#Load Partition Table
vt_load_part_table $hisodev

#Load menu lang file
hiperiso_load_menu_lang_file

#Load Plugin
if [ -f $hiso_iso_part/hiperiso/hiperiso.json ]; then
    clear
    vt_load_plugin $hiso_iso_part
    clear
else
    vt_check_json_path_case $hiso_iso_part
fi

#Update Secure Boot Policy
vt_update_sb_policy


if [ -n "$HISO_MENU_LANGUAGE" ]; then
    vt_init_menu_lang "$HISO_MENU_LANGUAGE"
else
    vt_init_menu_lang en_US
fi

if [ -n "$HISO_MENU_TIMEOUT" ]; then
    set timeout=$HISO_MENU_TIMEOUT
else
    unset timeout
fi

if [ -f $hiso_iso_part/hiperiso/hiperiso_wimboot.img ]; then
    vt_load_wimboot $hiso_iso_part/hiperiso/hiperiso_wimboot.img
elif [ -f $hiso_efi_part/hiperiso/hiperiso_wimboot.img ]; then
    vt_load_wimboot $hiso_efi_part/hiperiso/hiperiso_wimboot.img
fi

if [ -f $hiso_iso_part/hiperiso/hiperiso_vhdboot.img ]; then
    vt_load_vhdboot $hiso_iso_part/hiperiso/hiperiso_vhdboot.img
elif [ -f $hiso_efi_part/hiperiso/hiperiso_vhdboot.img ]; then
    vt_load_vhdboot $hiso_efi_part/hiperiso/hiperiso_vhdboot.img
fi


if [ $HISO_DEFAULT_MENU_MODE -eq 0 ]; then
    set HISO_F3_CMD="vt_dynamic_menu 1 1"
else
    set HISO_F3_CMD="vt_dynamic_menu 1 0"
fi

terminal_output  console

if [ -n "$hiso_gfxmode" ]; then
    set gfxmode=$hiso_gfxmode
    set gfxpayload=keep
else
    set gfxmode=1024x768
    set gfxpayload=keep
fi


if [ "$hiso_display_mode" = "CLI" ]; then
    terminal_output  console
elif [ "$hiso_display_mode" = "serial" ]; then
    if [ -n "$hiso_serial_param" ]; then
        serial $hiso_serial_param
    fi
    terminal_input   serial
    terminal_output  serial
elif [ "$hiso_display_mode" = "serial_console" ]; then
    if [ -n "$hiso_serial_param" ]; then
        serial $hiso_serial_param
    fi
    terminal_input   serial console
    terminal_output  serial console    
else
    if [ "$hiso_gfxmode" = "max" ]; then
        set gfxmode=1024x768
        terminal_output  gfxterm

        vt_enum_video_mode
        vt_get_video_mode 0 vtCurMode
        terminal_output console
        set gfxmode=$vtCurMode
        terminal_output gfxterm
    elif [ "$hiso_res_fit" = "1" ]; then
        terminal_output  gfxterm
    fi    

    if [ -n "$hiso_theme" ]; then
        vt_set_theme
    else
        set theme=$prefix/themes/hiperiso/theme.txt
    fi
    terminal_output  gfxterm
fi

if [ "$grub_platform" = "efi" ]; then
    set mouse_delta=4000
    # terminal_input --append mouse
fi

if [ -n "$HISO_DEFAULT_KBD_LAYOUT" ]; then
    set_keyboard_layout "$HISO_DEFAULT_KBD_LAYOUT"
fi

if [ -n "$HISO_PLUGIN_PATH_CASE_MISMATCH" ]; then
    clear
    echo "$HISO_PLUGIN_PATH_CASE_MISMATCH"
    echo -e "\n\nPath case does not match! hiperiso directory and hiperiso.json MUST be all lowercase!"
    echo -e "\n路径大小写不匹配！hiperiso 目录和 hiperiso.json 文件的名字必须是全部小写，请修正！"
    echo -e "\n\npress ENTER to continue (请按回车键继续) ..."
    read vtInputKey
fi

if [ -n "$HISO_PLUGIN_SYNTAX_ERROR" ]; then
    clear
    if [ -n "$HISO_PLUGIN_ENCODE_ERROR" ]; then
        echo -e "\n Encoding type for hiperiso.json is not supported, please convert to UTF-8.\n"
        echo -e " hiperiso.json 文件编码格式不支持，请转换为 UTF-8 编码格式！\n"
    else
        echo -e "\n Syntax error detected in hiperiso.json, please check! \n"
        echo -e " hiperiso.json 文件中有语法错误，所有配置都不会生效，请检查！\n"         
    fi

    echo -e "\n press ENTER to continue (请按 回车 键继续) ..."
    read vtInputKey
fi


for vtTFile in hiperiso.json hiperiso_grub.cfg; do
    if [ -f $hiso_efi_part/hiperiso/$vtTFile ]; then
        clear
        echo -e "\n You need to put $vtTFile in the 1st partition which hold the ISO files.\n"
        echo -e " $vtTFile 放错分区了，请放到镜像分区里的 hiperiso 目录下（此目录需要手动创建）！\n"
        echo -e "\n press ENTER to continue (请按 回车 键继续) ..."
        read vtInputKey
    fi
done

#clear all input key before show main menu
vt_clear_key

#export necessary variable
export theme
export gfxmode
export gfxpayload
export hisodev
export hiso_path
export vtdebug_flag
export hiso_iso_fs
export hiso_iso_part
export hiso_efi_part
export HIPERISO_VERSION
export HISO_CUR_VIDEO_MODE
export HISO_EFI_ARCH
export HISO_MEM_DISK_STR
export HISO_ISO_RAW_STR
export HISO_GRUB2_MODE_STR
export HISO_WIMBOOT_MODE_STR
export HISO_ISO_UEFI_DRV_STR
export HISO_F2_CMD
export HISO_F4_CMD
export HISO_F5_CMD
export HISO_F6_CMD
export HISO_HELP_CMD
export HISO_CHKSUM_CMD
export HISO_HELP_TXT_LANGUAGE
export HISO_CHKSUM_FILE_PATH
export HISO_LANG_CMD
export hiso_hv_mode


#colect all image files (iso files)
set hiperiso_img_count=0
vt_list_img $hiso_iso_part hiperiso_img_count

#Main menu
if [ $hiperiso_img_count -gt 0 ]; then
    if [ $HISO_DEFAULT_MENU_MODE -eq 0 ]; then
        vt_dynamic_menu 0 0 
    else
        vt_dynamic_menu 0 1
    fi
else
    if [ -n "$HISO_NO_ISO_TIP" ]; then
        NO_ISO_MENU="No ISO or supported IMG files found, $HISO_NO_ISO_TIP"
    elif [ -n "$HISO_DEFAULT_SEARCH_ROOT" ]; then
        NO_ISO_MENU="No ISO or supported IMG files found, please check HISO_DEFAULT_SEARCH_ROOT"
    else
        NO_ISO_MENU="No ISO or supported IMG files found"
    fi
    menuentry "$NO_ISO_MENU (Press enter to reboot ...)" {
        echo -e "\n    Rebooting ... "
        reboot
    }
fi


#special HISO_DEFAULT_IMAGE process
if [ -n "$HISO_DEFAULT_IMAGE" ]; then
    if regexp --set 1:vtHotkey --set 2:vtDefault "(F[2-9])>(.*)" "$HISO_DEFAULT_IMAGE"; then
    
        set default="$vtDefault"
        if [ -z "$HISO_MENU_TIMEOUT" ]; then
            set timeout=0
        else
            set timeout=$HISO_MENU_TIMEOUT
        fi
        
        export timeout
        export default

        vt_fn_mutex_lock 1

        if [ "$vtHotkey" = "F2" ]; then
            unset timeout
            vt_browser_disk
        elif [ "$vtHotkey" = "F4" ]; then
            hiperiso_localboot
        elif [ "$vtHotkey" = "F5" ]; then
            hiperiso_diagnosis
        elif [ "$vtHotkey" = "F6" ]; then
            hiperiso_ext_menu
        fi
        
        vt_fn_mutex_lock 0
        
        unset timeout
        unset default
    fi    
fi

