AMI_UCP_Extract.py

#!/usr/bin/env python3 -B
# coding=utf-8

"""
AMI UCP Extract
AMI UCP Update Extractor
Copyright (C) 2021-2024 Plato Mavropoulos
"""

import contextlib
import ctypes
import os
import re
import struct

from common.checksums import get_chk_16
from common.comp_efi import efi_decompress, is_efi_compressed
from common.path_ops import agnostic_path, get_extract_path, make_dirs, safe_name, safe_path
from common.patterns import PAT_AMI_UCP, PAT_INTEL_ENG
from common.struct_ops import Char, get_struct, UInt8, UInt16, UInt32
from common.system import printer
from common.templates import BIOSUtility
from common.text_ops import file_to_bytes, to_string

from AMI_PFAT_Extract import is_ami_pfat, parse_pfat_file
from Insyde_IFD_Extract import insyde_ifd_extract, is_insyde_ifd

TITLE = 'AMI UCP Update Extractor v3.0'


class UafHeader(ctypes.LittleEndianStructure):
    """ UAF Header """

    _pack_ = 1
    _fields_ = [
        ('ModuleTag', Char * 4),  # 0x00
        ('ModuleSize', UInt32),  # 0x04
        ('Checksum', UInt16),  # 0x08
        ('Unknown0', UInt8),  # 0x0A
        ('Unknown1', UInt8),  # 0x0A
        ('Reserved', UInt8 * 4),  # 0x0C
        # 0x10
    ]

    def _get_reserved(self):
        res_bytes = bytes(self.Reserved)

        res_hex = f'0x{int.from_bytes(res_bytes, "big"):0{0x4 * 2}X}'

        res_str = re.sub(r'[\n\t\r\x00 ]', '', res_bytes.decode('utf-8', 'ignore'))

        res_txt = f' ({res_str})' if len(res_str) else ''

        return f'{res_hex}{res_txt}'

    def struct_print(self, padd):
        """ Display structure information """

        printer(['Tag          :', self.ModuleTag.decode('utf-8')], padd, False)
        printer(['Size         :', f'0x{self.ModuleSize:X}'], padd, False)
        printer(['Checksum     :', f'0x{self.Checksum:04X}'], padd, False)
        printer(['Unknown 0    :', f'0x{self.Unknown0:02X}'], padd, False)
        printer(['Unknown 1    :', f'0x{self.Unknown1:02X}'], padd, False)
        printer(['Reserved     :', self._get_reserved()], padd, False)


class UafModule(ctypes.LittleEndianStructure):
    """ UAF Module """

    _pack_ = 1
    _fields_ = [
        ('CompressSize', UInt32),  # 0x00
        ('OriginalSize', UInt32),  # 0x04
        # 0x08
    ]

    def struct_print(self, padd, filename, description):
        """ Display structure information """

        printer(['Compress Size:', f'0x{self.CompressSize:X}'], padd, False)
        printer(['Original Size:', f'0x{self.OriginalSize:X}'], padd, False)
        printer(['Filename     :', filename], padd, False)
        printer(['Description  :', description], padd, False)


class UiiHeader(ctypes.LittleEndianStructure):
    """ UII Header """

    _pack_ = 1
    _fields_ = [
        ('UIISize', UInt16),  # 0x00
        ('Checksum', UInt16),  # 0x02
        ('UtilityVersion', UInt32),  # 0x04 AFU|BGT (Unknown, Signed)
        ('InfoSize', UInt16),  # 0x08
        ('SupportBIOS', UInt8),  # 0x0A
        ('SupportOS', UInt8),  # 0x0B
        ('DataBusWidth', UInt8),  # 0x0C
        ('ProgramType', UInt8),  # 0x0D
        ('ProgramMode', UInt8),  # 0x0E
        ('SourceSafeRel', UInt8),  # 0x0F
        # 0x10
    ]

    SBI = {1: 'ALL', 2: 'AMIBIOS8', 3: 'UEFI', 4: 'AMIBIOS8/UEFI'}
    SOS = {1: 'DOS', 2: 'EFI', 3: 'Windows', 4: 'Linux', 5: 'FreeBSD', 6: 'MacOS', 128: 'Multi-Platform'}
    DBW = {1: '16b', 2: '16/32b', 3: '32b', 4: '64b'}
    PTP = {1: 'Executable', 2: 'Library', 3: 'Driver'}
    PMD = {1: 'API', 2: 'Console', 3: 'GUI', 4: 'Console/GUI'}

    def struct_print(self, padd, description):
        """ Display structure information """

        support_bios = self.SBI.get(self.SupportBIOS, f'Unknown ({self.SupportBIOS})')
        support_os = self.SOS.get(self.SupportOS, f'Unknown ({self.SupportOS})')
        data_bus_width = self.DBW.get(self.DataBusWidth, f'Unknown ({self.DataBusWidth})')
        program_type = self.PTP.get(self.ProgramType, f'Unknown ({self.ProgramType})')
        program_mode = self.PMD.get(self.ProgramMode, f'Unknown ({self.ProgramMode})')

        printer(['UII Size      :', f'0x{self.UIISize:X}'], padd, False)
        printer(['Checksum      :', f'0x{self.Checksum:04X}'], padd, False)
        printer(['Tool Version  :', f'0x{self.UtilityVersion:08X}'], padd, False)
        printer(['Info Size     :', f'0x{self.InfoSize:X}'], padd, False)
        printer(['Supported BIOS:', support_bios], padd, False)
        printer(['Supported OS  :', support_os], padd, False)
        printer(['Data Bus Width:', data_bus_width], padd, False)
        printer(['Program Type  :', program_type], padd, False)
        printer(['Program Mode  :', program_mode], padd, False)
        printer(['SourceSafe Tag:', f'{self.SourceSafeRel:02d}'], padd, False)
        printer(['Description   :', description], padd, False)


class DisHeader(ctypes.LittleEndianStructure):
    """ DIS Header """

    _pack_ = 1
    _fields_ = [
        ('PasswordSize', UInt16),  # 0x00
        ('EntryCount', UInt16),  # 0x02
        ('Password', Char * 12),  # 0x04
        # 0x10
    ]

    def struct_print(self, padd):
        """ Display structure information """

        printer(['Password Size:', f'0x{self.PasswordSize:X}'], padd, False)
        printer(['Entry Count  :', self.EntryCount], padd, False)
        printer(['Password     :', self.Password.decode('utf-8')], padd, False)


class DisModule(ctypes.LittleEndianStructure):
    """ DIS Module """

    _pack_ = 1
    _fields_ = [
        ('EnabledDisabled', UInt8),  # 0x00
        ('ShownHidden', UInt8),  # 0x01
        ('Command', Char * 32),  # 0x02
        ('Description', Char * 256),  # 0x22
        # 0x122
    ]

    ENDIS = {0: 'Disabled', 1: 'Enabled'}
    SHOWN = {0: 'Hidden', 1: 'Shown', 2: 'Shown Only'}

    def struct_print(self, padd):
        """ Display structure information """

        enabled_disabled = self.ENDIS.get(self.EnabledDisabled, f'Unknown ({self.EnabledDisabled})')
        shown_hidden = self.SHOWN.get(self.ShownHidden, f'Unknown ({self.ShownHidden})')

        printer(['State      :', enabled_disabled], padd, False)
        printer(['Display    :', shown_hidden], padd, False)
        printer(['Command    :', self.Command.decode('utf-8').strip()], padd, False)
        printer(['Description:', self.Description.decode('utf-8').strip()], padd, False)


def chk16_validate(data, tag, padd=0):
    """ Validate UCP Module Checksum-16 """

    if get_chk_16(data) != 0:
        printer(f'Error: Invalid UCP Module {tag} Checksum!', padd, pause=True)
    else:
        printer(f'Checksum of UCP Module {tag} is valid!', padd)


def is_ami_ucp(in_file):
    """ Check if input is AMI UCP image """

    buffer = file_to_bytes(in_file)

    return bool(get_ami_ucp(buffer)[0] is not None)


def get_ami_ucp(in_file):
    """ Get all input file AMI UCP patterns """

    buffer = file_to_bytes(in_file)

    uaf_len_max = 0x0  # Length of largest detected @UAF|@HPU
    uaf_buf_bin = None  # Buffer of largest detected @UAF|@HPU
    uaf_buf_tag = '@UAF'  # Tag of largest detected @UAF|@HPU

    for uaf in PAT_AMI_UCP.finditer(buffer):
        uaf_len_cur = int.from_bytes(buffer[uaf.start() + 0x4:uaf.start() + 0x8], 'little')

        if uaf_len_cur > uaf_len_max:
            uaf_len_max = uaf_len_cur

            uaf_hdr_off = uaf.start()

            uaf_buf_bin = buffer[uaf_hdr_off:uaf_hdr_off + uaf_len_max]

            uaf_buf_tag = uaf.group(0)[:4].decode('utf-8', 'ignore')

    return uaf_buf_bin, uaf_buf_tag


def get_uaf_mod(buffer, uaf_off=0x0):
    """ Get list of @UAF|@HPU Modules """

    uaf_all = []  # Initialize list of all @UAF|@HPU Modules

    while buffer[uaf_off] == 0x40:  # ASCII of @ is 0x40
        uaf_hdr = get_struct(buffer, uaf_off, UafHeader)  # Parse @UAF|@HPU Module Structure

        uaf_tag = uaf_hdr.ModuleTag.decode('utf-8')  # Get unique @UAF|@HPU Module Tag

        uaf_all.append([uaf_tag, uaf_off, uaf_hdr])  # Store @UAF|@HPU Module Info

        uaf_off += uaf_hdr.ModuleSize  # Adjust to next @UAF|@HPU Module offset

        if uaf_off >= len(buffer):
            break  # Stop parsing at EOF

    # Check if @UAF|@HPU Module @NAL exists and place it first
    # Parsing @NAL first allows naming all @UAF|@HPU Modules
    for mod_idx, mod_val in enumerate(uaf_all):
        if mod_val[0] == '@NAL':
            uaf_all.insert(1, uaf_all.pop(mod_idx))  # After UII for visual purposes

            break  # @NAL found, skip the rest

    return uaf_all


def ucp_extract(in_file, extract_path, padding=0, checksum=False):
    """ Parse & Extract AMI UCP structures """

    input_buffer = file_to_bytes(in_file)

    nal_dict = {}  # Initialize @NAL Dictionary per UCP

    printer('Utility Configuration Program', padding)

    make_dirs(extract_path, delete=True)

    # Get best AMI UCP Pattern match based on @UAF|@HPU Size
    ucp_buffer, ucp_tag = get_ami_ucp(input_buffer)

    uaf_hdr = get_struct(ucp_buffer, 0, UafHeader)  # Parse @UAF|@HPU Header Structure

    printer(f'Utility Auxiliary File > {ucp_tag}:\n', padding + 4)

    uaf_hdr.struct_print(padding + 8)

    fake = struct.pack('<II', len(ucp_buffer), len(ucp_buffer))  # Generate UafModule Structure

    uaf_mod = get_struct(fake, 0x0, UafModule)  # Parse @UAF|@HPU Module EFI Structure

    uaf_name = UAF_TAG_DICT[ucp_tag][0]  # Get @UAF|@HPU Module Filename

    uaf_desc = UAF_TAG_DICT[ucp_tag][1]  # Get @UAF|@HPU Module Description

    uaf_mod.struct_print(padding + 8, uaf_name, uaf_desc)  # Print @UAF|@HPU Module EFI Info

    if checksum:
        chk16_validate(ucp_buffer, ucp_tag, padding + 8)

    uaf_all = get_uaf_mod(ucp_buffer, UAF_HDR_LEN)

    for mod_info in uaf_all:
        nal_dict = uaf_extract(ucp_buffer, extract_path, mod_info, padding + 8, checksum, nal_dict)


def uaf_extract(buffer, extract_path, mod_info, padding=0, checksum=False, nal_dict=None):
    """ Parse & Extract AMI UCP > @UAF|@HPU Module/Section """

    if nal_dict is None:
        nal_dict = {}

    uaf_tag, uaf_off, uaf_hdr = mod_info

    uaf_data_all = buffer[uaf_off:uaf_off + uaf_hdr.ModuleSize]  # @UAF|@HPU Module Entire Data

    uaf_data_mod = uaf_data_all[UAF_HDR_LEN:]  # @UAF|@HPU Module EFI Data

    uaf_data_raw = uaf_data_mod[UAF_MOD_LEN:]  # @UAF|@HPU Module Raw Data

    printer(f'Utility Auxiliary File > {uaf_tag}:\n', padding)

    uaf_hdr.struct_print(padding + 4)  # Print @UAF|@HPU Module Info

    uaf_mod = get_struct(buffer, uaf_off + UAF_HDR_LEN, UafModule)  # Parse UAF Module EFI Structure

    is_comp = uaf_mod.CompressSize != uaf_mod.OriginalSize  # Detect @UAF|@HPU Module EFI Compression

    if uaf_tag in nal_dict:
        uaf_name = nal_dict[uaf_tag][1]  # Always prefer @NAL naming first
    elif uaf_tag in UAF_TAG_DICT:
        uaf_name = UAF_TAG_DICT[uaf_tag][0]  # Otherwise use built-in naming
    elif uaf_tag == '@ROM':
        uaf_name = 'BIOS.bin'  # BIOS/PFAT Firmware (w/o Signature)
    elif uaf_tag.startswith('@R0'):
        uaf_name = f'BIOS_0{uaf_tag[3:]}.bin'  # BIOS/PFAT Firmware
    elif uaf_tag.startswith('@S0'):
        uaf_name = f'BIOS_0{uaf_tag[3:]}.sig'  # BIOS/PFAT Signature
    elif uaf_tag.startswith('@DR'):
        uaf_name = f'DROM_0{uaf_tag[3:]}.bin'  # Thunderbolt Retimer Firmware
    elif uaf_tag.startswith('@DS'):
        uaf_name = f'DROM_0{uaf_tag[3:]}.sig'  # Thunderbolt Retimer Signature
    elif uaf_tag.startswith('@EC'):
        uaf_name = f'EC_0{uaf_tag[3:]}.bin'  # Embedded Controller Firmware
    elif uaf_tag.startswith('@ME'):
        uaf_name = f'ME_0{uaf_tag[3:]}.bin'  # Management Engine Firmware
    else:
        uaf_name = uaf_tag  # Could not name the @UAF|@HPU Module, use Tag instead

    uaf_fext = '' if uaf_name != uaf_tag else '.bin'

    uaf_fdesc = UAF_TAG_DICT[uaf_tag][1] if uaf_tag in UAF_TAG_DICT else uaf_name

    uaf_mod.struct_print(padding + 4, uaf_name + uaf_fext, uaf_fdesc)  # Print @UAF|@HPU Module EFI Info

    # Check if unknown @UAF|@HPU Module Tag is present in @NAL but not in built-in dictionary
    if uaf_tag in nal_dict and uaf_tag not in UAF_TAG_DICT and \
            not uaf_tag.startswith(('@ROM', '@R0', '@S0', '@DR', '@DS')):

        printer(f'Note: Detected new AMI UCP Module {uaf_tag} ({nal_dict[uaf_tag][1]}) in @NAL!',
                padding + 4, pause=True)

    # Generate @UAF|@HPU Module File name, depending on whether decompression will be required
    uaf_sname = safe_name(uaf_name + ('.temp' if is_comp else uaf_fext))

    if uaf_tag in nal_dict:
        uaf_npath = safe_path(extract_path, nal_dict[uaf_tag][0])

        make_dirs(uaf_npath, exist_ok=True)

        uaf_fname = safe_path(uaf_npath, uaf_sname)
    else:
        uaf_fname = safe_path(extract_path, uaf_sname)

    if checksum:
        chk16_validate(uaf_data_all, uaf_tag, padding + 4)

    # Parse Utility Identification Information @UAF|@HPU Module (@UII)
    if uaf_tag == '@UII':
        info_hdr = get_struct(uaf_data_raw, 0, UiiHeader)  # Parse @UII Module Raw Structure

        info_data = uaf_data_raw[max(UII_HDR_LEN, info_hdr.InfoSize):info_hdr.UIISize]  # @UII Module Info Data

        # Get @UII Module Info/Description text field
        info_desc = info_data.decode('utf-8', 'ignore').strip('\x00 ')

        printer('Utility Identification Information:\n', padding + 4)

        info_hdr.struct_print(padding + 8, info_desc)  # Print @UII Module Info

        if checksum:
            chk16_validate(uaf_data_raw, '@UII > Info', padding + 8)

        # Store/Save @UII Module Info in file
        with open(uaf_fname[:-4] + '.txt', 'a', encoding='utf-8') as uii_out:
            with contextlib.redirect_stdout(uii_out):
                info_hdr.struct_print(0, info_desc)  # Store @UII Module Info

    # Adjust @UAF|@HPU Module Raw Data for extraction
    if is_comp:
        # Some Compressed @UAF|@HPU Module EFI data lack necessary EOF padding
        if uaf_mod.CompressSize > len(uaf_data_raw):
            comp_padd = b'\x00' * (uaf_mod.CompressSize - len(uaf_data_raw))

            # Add missing padding for decompression
            uaf_data_raw = uaf_data_mod[:UAF_MOD_LEN] + uaf_data_raw + comp_padd
        else:
            # Add the EFI/Tiano Compression info before Raw Data
            uaf_data_raw = uaf_data_mod[:UAF_MOD_LEN] + uaf_data_raw
    else:
        # No compression, extend to end of Original @UAF|@HPU Module size
        uaf_data_raw = uaf_data_raw[:uaf_mod.OriginalSize]

    # Store/Save @UAF|@HPU Module file
    if uaf_tag != '@UII':  # Skip @UII binary, already parsed
        with open(uaf_fname, 'wb') as uaf_out:
            uaf_out.write(uaf_data_raw)

    # @UAF|@HPU Module EFI/Tiano Decompression
    if is_comp and is_efi_compressed(uaf_data_raw, False):
        dec_fname = uaf_fname.replace('.temp', uaf_fext)  # Decompressed @UAF|@HPU Module file path

        if efi_decompress(uaf_fname, dec_fname, padding + 4) == 0:
            with open(dec_fname, 'rb') as dec:
                uaf_data_raw = dec.read()  # Read back the @UAF|@HPU Module decompressed Raw data

            os.remove(uaf_fname)  # Successful decompression, delete compressed @UAF|@HPU Module file

            uaf_fname = dec_fname  # Adjust @UAF|@HPU Module file path to the decompressed one

    # Process and Print known text only @UAF|@HPU Modules (after EFI/Tiano Decompression)
    if uaf_tag in UAF_TAG_DICT and UAF_TAG_DICT[uaf_tag][2] == 'Text':
        printer(f'{UAF_TAG_DICT[uaf_tag][1]}:', padding + 4)

        printer(uaf_data_raw.decode('utf-8', 'ignore'), padding + 8)

    # Parse Default Command Status @UAF|@HPU Module (@DIS)
    if len(uaf_data_raw) and uaf_tag == '@DIS':
        dis_hdr = get_struct(uaf_data_raw, 0x0, DisHeader)  # Parse @DIS Module Raw Header Structure

        printer('Default Command Status Header:\n', padding + 4)

        dis_hdr.struct_print(padding + 8)  # Print @DIS Module Raw Header Info

        # Store/Save @DIS Module Header Info in file
        with open(uaf_fname[:-3] + 'txt', 'a', encoding='utf-8') as dis:
            with contextlib.redirect_stdout(dis):
                dis_hdr.struct_print(0)  # Store @DIS Module Header Info

        dis_data = uaf_data_raw[DIS_HDR_LEN:]  # @DIS Module Entries Data

        # Parse all @DIS Module Entries
        for mod_idx in range(dis_hdr.EntryCount):
            dis_mod = get_struct(dis_data, mod_idx * DIS_MOD_LEN, DisModule)  # Parse @DIS Module Raw Entry Structure

            printer(f'Default Command Status Entry {mod_idx + 1:02d}/{dis_hdr.EntryCount:02d}:\n', padding + 8)

            dis_mod.struct_print(padding + 12)  # Print @DIS Module Raw Entry Info

            # Store/Save @DIS Module Entry Info in file
            with open(uaf_fname[:-3] + 'txt', 'a', encoding='utf-8') as dis:
                with contextlib.redirect_stdout(dis):
                    printer()

                    dis_mod.struct_print(4)  # Store @DIS Module Entry Info

        os.remove(uaf_fname)  # Delete @DIS Module binary, info exported as text

    # Parse Name List @UAF|@HPU Module (@NAL)
    if len(uaf_data_raw) >= 5 and (uaf_tag, uaf_data_raw[0], uaf_data_raw[4]) == ('@NAL', 0x40, 0x3A):
        nal_info = uaf_data_raw.decode('utf-8', 'ignore').replace('\r', '').strip().split('\n')

        printer('AMI UCP Module Name List:\n', padding + 4)

        # Parse all @NAL Module Entries
        for info in nal_info:
            info_tag, info_value = info.split(':', 1)

            printer(f'{info_tag} : {info_value}', padding + 8, False)  # Print @NAL Module Tag-Path Info

            info_part = agnostic_path(info_value).parts  # Split OS agnostic path in parts

            info_path = to_string(info_part[1:-1], os.sep)  # Get path without drive/root or file

            info_name = info_part[-1]  # Get file from last path part

            nal_dict[info_tag] = (info_path, info_name)  # Assign a file path & name to each Tag

    # Parse Insyde BIOS @UAF|@HPU Module (@INS)
    if uaf_tag == '@INS' and is_insyde_ifd(uaf_fname):
        ins_dir = os.path.join(extract_path, safe_name(f'{uaf_tag}_nested-IFD'))  # Generate extraction directory

        if insyde_ifd_extract(uaf_fname, get_extract_path(ins_dir), padding + 4) == 0:
            os.remove(uaf_fname)  # Delete raw nested Insyde IFD image after successful extraction

    # Detect & Unpack AMI BIOS Guard (PFAT) BIOS image
    if is_ami_pfat(uaf_data_raw):
        pfat_dir = os.path.join(extract_path, safe_name(uaf_name))

        parse_pfat_file(uaf_data_raw, get_extract_path(pfat_dir), padding + 4)

        os.remove(uaf_fname)  # Delete raw PFAT BIOS image after successful extraction

    # Detect Intel Engine firmware image and show ME Analyzer advice
    if uaf_tag.startswith('@ME') and PAT_INTEL_ENG.search(uaf_data_raw):
        printer('Intel Management Engine (ME) Firmware:\n', padding + 4)
        printer('Use "ME Analyzer" from https://github.com/platomav/MEAnalyzer', padding + 8, False)

    # Parse Nested AMI UCP image
    if is_ami_ucp(uaf_data_raw):
        uaf_dir = os.path.join(extract_path, safe_name(f'{uaf_tag}_nested-UCP'))  # Generate extraction directory

        ucp_extract(uaf_data_raw, get_extract_path(uaf_dir), padding + 4, checksum)  # Call recursively

        os.remove(uaf_fname)  # Delete raw nested AMI UCP image after successful extraction

    return nal_dict


# Get common ctypes Structure Sizes
UAF_HDR_LEN = ctypes.sizeof(UafHeader)
UAF_MOD_LEN = ctypes.sizeof(UafModule)
DIS_HDR_LEN = ctypes.sizeof(DisHeader)
DIS_MOD_LEN = ctypes.sizeof(DisModule)
UII_HDR_LEN = ctypes.sizeof(UiiHeader)

# AMI UCP Tag Dictionary
UAF_TAG_DICT = {
    '@3FI': ['HpBiosUpdate32.efi', 'HpBiosUpdate32.efi', ''],
    '@3S2': ['HpBiosUpdate32.s12', 'HpBiosUpdate32.s12', ''],
    '@3S4': ['HpBiosUpdate32.s14', 'HpBiosUpdate32.s14', ''],
    '@3S9': ['HpBiosUpdate32.s09', 'HpBiosUpdate32.s09', ''],
    '@3SG': ['HpBiosUpdate32.sig', 'HpBiosUpdate32.sig', ''],
    '@AMI': ['UCP_Nested.bin', 'Nested AMI UCP', ''],
    '@B12': ['BiosMgmt.s12', 'BiosMgmt.s12', ''],
    '@B14': ['BiosMgmt.s14', 'BiosMgmt.s14', ''],
    '@B32': ['BiosMgmt32.s12', 'BiosMgmt32.s12', ''],
    '@B34': ['BiosMgmt32.s14', 'BiosMgmt32.s14', ''],
    '@B39': ['BiosMgmt32.s09', 'BiosMgmt32.s09', ''],
    '@B3E': ['BiosMgmt32.efi', 'BiosMgmt32.efi', ''],
    '@BM9': ['BiosMgmt.s09', 'BiosMgmt.s09', ''],
    '@BME': ['BiosMgmt.efi', 'BiosMgmt.efi', ''],
    '@CKV': ['Check_Version.txt', 'Check Version', 'Text'],
    '@CMD': ['AFU_Command.txt', 'AMI AFU Command', 'Text'],
    '@CML': ['CMOSD4.txt', 'CMOS Item Number-Value (MSI)', 'Text'],
    '@CMS': ['CMOSD4.exe', 'Get or Set CMOS Item (MSI)', ''],
    '@CPM': ['AC_Message.txt', 'Confirm Power Message', ''],
    '@DCT': ['DevCon32.exe', 'Device Console WIN32', ''],
    '@DCX': ['DevCon64.exe', 'Device Console WIN64', ''],
    '@DFE': ['HpDevFwUpdate.efi', 'HpDevFwUpdate.efi', ''],
    '@DFS': ['HpDevFwUpdate.s12', 'HpDevFwUpdate.s12', ''],
    '@DIS': ['Command_Status.bin', 'Default Command Status', ''],
    '@ENB': ['ENBG64.exe', 'ENBG64.exe', ''],
    '@HPU': ['UCP_Main.bin', 'Utility Auxiliary File (HP)', ''],
    '@INS': ['Insyde_Nested.bin', 'Nested Insyde SFX', ''],
    '@M32': ['HpBiosMgmt32.s12', 'HpBiosMgmt32.s12', ''],
    '@M34': ['HpBiosMgmt32.s14', 'HpBiosMgmt32.s14', ''],
    '@M39': ['HpBiosMgmt32.s09', 'HpBiosMgmt32.s09', ''],
    '@M3I': ['HpBiosMgmt32.efi', 'HpBiosMgmt32.efi', ''],
    '@MEC': ['FWUpdLcl.txt', 'Intel FWUpdLcl Command', 'Text'],
    '@MED': ['FWUpdLcl_DOS.exe', 'Intel FWUpdLcl DOS', ''],
    '@MET': ['FWUpdLcl_WIN32.exe', 'Intel FWUpdLcl WIN32', ''],
    '@MFI': ['HpBiosMgmt.efi', 'HpBiosMgmt.efi', ''],
    '@MS2': ['HpBiosMgmt.s12', 'HpBiosMgmt.s12', ''],
    '@MS4': ['HpBiosMgmt.s14', 'HpBiosMgmt.s14', ''],
    '@MS9': ['HpBiosMgmt.s09', 'HpBiosMgmt.s09', ''],
    '@NAL': ['UCP_List.txt', 'AMI UCP Module Name List', ''],
    '@OKM': ['OK_Message.txt', 'OK Message', ''],
    '@PFC': ['BGT_Command.txt', 'AMI BGT Command', 'Text'],
    '@R3I': ['CryptRSA32.efi', 'CryptRSA32.efi', ''],
    '@RFI': ['CryptRSA.efi', 'CryptRSA.efi', ''],
    '@UAF': ['UCP_Main.bin', 'Utility Auxiliary File (AMI)', ''],
    '@UFI': ['HpBiosUpdate.efi', 'HpBiosUpdate.efi', ''],
    '@UII': ['UCP_Info.txt', 'Utility Identification Information', ''],
    '@US2': ['HpBiosUpdate.s12', 'HpBiosUpdate.s12', ''],
    '@US4': ['HpBiosUpdate.s14', 'HpBiosUpdate.s14', ''],
    '@US9': ['HpBiosUpdate.s09', 'HpBiosUpdate.s09', ''],
    '@USG': ['HpBiosUpdate.sig', 'HpBiosUpdate.sig', ''],
    '@VER': ['OEM_Version.txt', 'OEM Version', 'Text'],
    '@VXD': ['amifldrv.vxd', 'amifldrv.vxd', ''],
    '@W32': ['amifldrv32.sys', 'amifldrv32.sys', ''],
    '@W64': ['amifldrv64.sys', 'amifldrv64.sys', ''],
    '@D64': ['amifldrv64.sys', 'amifldrv64.sys', ''],
    }

if __name__ == '__main__':
    utility_args = [(['-c', '--checksum'], {'help': 'verify AMI UCP Checksums (slow)', 'action': 'store_true'})]

    utility = BIOSUtility(title=TITLE, check=is_ami_ucp, main=ucp_extract, args=utility_args)

    utility.run_utility()