if [ -e "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.md5" ]; then
    set default=0
    menuentry "Calculate and check md5sum" --class=checksum_md5 {
        md5sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        vt_1st_line "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.md5" vtReadChecksum
                
        if vt_str_casebegin "$vtReadChecksum" "$VT_LAST_CHECK_SUM"; then
            echo -e "\n\nCheck MD5 value with .md5 file.  [ OK ]"
        else
            echo -e "\n\nCheck MD5 value with .md5 file.  [ FAIL ]"
            echo "The MD5 value in .md5 file is:"
            echo "$vtReadChecksum"
        fi
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
else
    menuentry "Calculate md5sum" --class=checksum_md5 {
        md5sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
fi

if [ -e "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.sha1" ]; then
    set default=1
    menuentry "Calculate and check sha1sum" --class=checksum_sha1 {
        sha1sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        vt_1st_line "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.sha1" vtReadChecksum
        
        if vt_str_casebegin "$vtReadChecksum" "$VT_LAST_CHECK_SUM"; then
            echo -e "\n\nCheck SHA1 value with .sha1 file.  [ OK ]"
        else
            echo -e "\n\nCheck SHA1 value with .sha1 file.  [ FAIL ]"
            echo "The SHA1 value in .sha1 file is:"
            echo "$vtReadChecksum"
        fi
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
else
    menuentry "Calculate sha1sum" --class=checksum_sha1 {
        sha1sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
fi



if [ -e "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.sha256" ]; then
    set default=2
    menuentry "Calculate and check sha256sum" --class=checksum_sha256 {
        sha256sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        vt_1st_line "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.sha256" vtReadChecksum
        
        if vt_str_casebegin "$vtReadChecksum" "$VT_LAST_CHECK_SUM"; then
            echo -e "\n\nCheck SHA256 value with .sha256 file.  [ OK ]"
        else
            echo -e "\n\nCheck SHA256 value with .sha256 file.  [ FAIL ]"
            echo "The SHA256 value in .sha256 file is:"
            echo "$vtReadChecksum"
        fi
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
else
    menuentry "Calculate sha256sum" --class=checksum_sha256 {
        sha256sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
fi



if [ -e "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.sha512" ]; then
    set default=3
    menuentry "Calculate and check sha512sum" --class=checksum_sha512{
        sha512sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        vt_1st_line "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}.sha512" vtReadChecksum
        
        if vt_str_casebegin "$vtReadChecksum" "$VT_LAST_CHECK_SUM"; then
            echo -e "\n\nCheck SHA512 value with .sha512 file.  [ OK ]"
        else
            echo -e "\n\nCheck SHA512 value with .sha512 file.  [ FAIL ]"
            echo "The SHA512 value in .sha512 file is:"
            echo "$vtReadChecksum"
        fi
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
else
    menuentry "Calculate sha512sum" --class=checksum_sha512{
        sha512sum "${vtoy_iso_part}${VTOY_CHKSUM_FILE_PATH}"
        
        echo -e "\n\npress ENTER to exit ..."
        read vtInputKey
    }
fi


menuentry 'Return to previous menu [Esc]' --class=vtoyret VTOY_RET {
    echo 'Return ...'
}