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mtk
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#!/usr/bin/env python3
# MTK Flash Client (c) B.Kerler 2018-2021.
# Licensed under MIT License
import shutil
import os
import json
import sys
import logging
import time
import argparse
from binascii import hexlify
from struct import unpack, pack
from mtkclient.config.usb_ids import default_ids
from mtkclient.config.payloads import pathconfig
from mtkclient.Library.pltools import PLTools
from mtkclient.Library.mtk_preloader import Preloader
from mtkclient.Library.mtk_daloader import DAloader
from mtkclient.Library.Port import Port
from mtkclient.Library.utils import LogBase, logsetup, getint
from mtkclient.config.brom_config import Mtk_Config
from mtkclient.Library.utils import print_progress
from mtkclient.Library.error import ErrorHandler
def split_by_n(seq, unit_count):
"""A generator to divide a sequence into chunks of n units."""
while seq:
yield seq[:unit_count]
seq = seq[unit_count:]
class ArgHandler(metaclass=LogBase):
def __init__(self, args, config):
try:
if args.vid is not None:
config.vid = getint(args.vid)
except AttributeError:
pass
try:
if args.pid is not None:
config.pid = getint(args.pid)
except AttributeError:
pass
try:
if args.payload is not None:
config.payloadfile = args.payload
except:
pass
try:
if args.loader is not None:
config.loader=args.loader
except AttributeError:
pass
try:
if args.da_address is not None:
config.chipconfig.da_payload_addr = getint(args.da_address)
self.info("O:DA offset:\t\t\t" + args.da_address)
except AttributeError:
pass
try:
if args.brom_address is not None:
config.chipconfig.brom_payload_addr = getint(args.brom_address)
self.info("O:Payload offset:\t\t" + args.brom_address)
except AttributeError:
pass
try:
if args.watchdog_address is not None:
config.chipconfig.watchdog = getint(args.wdt)
self.info("O:Watchdog addr:\t\t" + args.wdt)
except AttributeError:
pass
try:
if args.skipwdt is not None:
config.skipwdt = args.skipwdt
except AttributeError:
pass
try:
if args.uart_address is not None:
config.chipconfig.uart = getint(args.uart_address)
self.info("O:Uart addr:\t\t" + args.uart_address)
except AttributeError:
pass
try:
if args.preloader is not None:
config.chipconfig.var1 = getint(args.var1)
self.info("O:Var1:\t\t" + args.var1)
except AttributeError:
pass
try:
if args.preloader is not None:
config.preloader = args.preloader
except AttributeError:
pass
try:
if args.generatekeys is not None:
config.generatekeys = args.generatekeys
except AttributeError:
pass
try:
if args.ptype is not None:
config.ptype = args.ptype
except AttributeError:
pass
try:
if args.socid is not None:
config.readsocid = args.socid
except AttributeError:
pass
try:
if args.crash is not None:
config.enforcecrash = args.crash
except AttributeError:
pass
class Mtk(metaclass=LogBase):
def __init__(self, config, loglevel=logging.INFO, preinit=True):
self.config = config
self.loader = config.loader
self.vid = config.vid
self.pid = config.pid
self.interface = config.interface
self.pathconfig = pathconfig()
self.__logger = logsetup(self, self.__logger, loglevel)
self.eh = ErrorHandler()
if preinit:
self.init()
def patch_preloader_security(self, data):
patched = False
data = bytearray(data)
patches = [
("A3687BB12846","0123A3602846"), #oppo security
("B3F5807F01D1", "B3F5807F01D14FF000004FF000007047"), #confirmed : mt6739 c30, mt6833
("B3F5807F04BF4FF4807305F011B84FF0FF307047", "B3F5807F04BF4FF480734FF000004FF000007047"),
]
i=0
for patchval in patches:
pattern = bytes.fromhex(patchval[0])
idx = data.find(pattern)
if idx != -1:
patch = bytes.fromhex(patchval[1])
data[idx:idx + len(patch)] = patch
patched = True
#break
i+=1
if patched:
# with open(sys.argv[1]+".patched","wb") as wf:
# wf.write(data)
# print("Patched !")
self.info(f"Patched preloader security: {hex(i)}")
else:
self.warning(f"Failed to patch preloader security")
return data
def parse_preloader(self, preloader):
if isinstance(preloader, str):
if os.path.exists(preloader):
with open(preloader, "rb") as rf:
data=rf.read()
else:
data=preloader
data=bytearray(data)
magic = unpack("<I", data[:4])[0]
if magic == 0x014D4D4D:
self.info(f"Valid preloader detected.")
daaddr = unpack("<I", data[0x1C:0x20])[0]
dasize = unpack("<I", data[0x20:0x24])[0]
maxsize = unpack("<I", data[0x24:0x28])[0]
content_offset = unpack("<I", data[0x28:0x2C])[0]
sig_length = unpack("<I", data[0x2C:0x30])[0]
jump_offset = unpack("<I", data[0x30:0x34])[0]
daaddr = jump_offset + daaddr
dadata = data[jump_offset:]
else:
self.warning("Preloader detected as shellcode, might fail to run.")
daaddr = self.config.chipconfig.da_payload_addr
dadata = data
return daaddr, dadata
def init(self, vid=None, pid=None, interface=None):
if vid is None:
vid = self.vid
if pid is None:
pid = self.pid
if interface is None:
interface = self.interface
if vid != -1 and pid != -1:
if interface == -1:
for dev in default_ids:
if dev[0] == vid and dev[1] == pid:
interface = dev[2]
break
portconfig = [[vid, pid, interface]]
else:
portconfig = default_ids
self.port = Port(self, portconfig, self.__logger.level)
self.preloader = Preloader(self, self.__logger.level)
self.daloader = DAloader(self, self.__logger.level)
def crasher(self, display=True, mode=None):
rmtk = self
plt = PLTools(self, self.__logger.level)
if self.config.enforcecrash or self.config.meid is None:
self.info("We're not in bootrom, trying to crash da...")
if mode is None:
for crashmode in range(0, 3):
try:
plt.crash(crashmode)
except:
pass
rmtk = Mtk(config=self.config, loglevel=self.__logger.level)
rmtk.preloader.display = display
if rmtk.preloader.init(maxtries=20):
break
else:
try:
plt.crash(mode)
except Exception as err:
self.__logger.debug(str(err))
pass
rmtk = Mtk(config=self.config, loglevel=self.__logger.level)
rmtk.preloader.display = display
if rmtk.preloader.init(maxtries=20):
return rmtk
return rmtk
def bypass_security(self):
mtk = self.crasher()
plt = PLTools(mtk, self.__logger.level)
if self.config.payloadfile is None:
if self.config.chipconfig.loader is None:
self.config.payloadfile = os.path.join(self.pathconfig.get_payloads_path(), "generic_patcher_payload.bin")
else:
self.config.payloadfile = os.path.join(self.pathconfig.get_payloads_path(), self.config.chipconfig.loader)
if plt.runpayload(filename=self.config.payloadfile):
mtk.port.run_handshake()
# mtk.port.close()
# mtk = Mtk(loader=args.loader, loglevel=self.__logger.level, vid=vid, pid=pid,
# interface=interface, args=args)
# mtk.preloader.init(args=args, readsocid=readsocid)
return mtk
else:
self.error("Error on running kamakiri payload")
return self
class Main(metaclass=LogBase):
def __init__(self, args):
self.__logger = self.__logger
self.info = self.__logger.info
self.debug = self.__logger.debug
self.error = self.__logger.error
self.warning = self.__logger.warning
self.args = args
if not os.path.exists("logs"):
os.mkdir("logs")
def dump_preloader_ram(self, mtk):
try:
data = b"".join([pack("<I", val) for val in mtk.preloader.read32(0x200000, 0x10000 // 4)])
idx = data.find(b"\x4D\x4D\x4D\x01\x38\x00\x00\x00")
if idx != -1:
data = data[idx:]
length = unpack("<I", data[0x20:0x24])[0]
time.sleep(0.05)
data = b"".join([pack("<I", val) for val in mtk.preloader.read32(0x200000 + idx, length + 4 // 4)])
preloader = data[:length]
idx = data.find(b"MTK_BLOADER_INFO")
if idx != -1:
filename = data[idx + 0x1B:idx + 0x1B + 0x30].rstrip(b"\x00").decode('utf-8')
if preloader is not None:
pfilename = os.path.join(mtk.pathconfig.get_loader_path(), "Preloader", filename)
if not os.path.exists(pfilename):
with open(pfilename, "wb") as wf:
wf.write(preloader)
print(f"Successfully extracted preloader for this device to: {pfilename}")
return preloader
except Exception as err:
self.error(str(err))
return None
def close(self):
sys.exit(0)
def run(self):
try:
if self.args.debugmode:
loglevel=logging.DEBUG
self.__logger.setLevel(logging.DEBUG)
else:
loglevel=logging.INFO
self.__logger.setLevel(logging.INFO)
except:
loglevel=logging.INFO
self.__logger.setLevel(logging.INFO)
pass
config = Mtk_Config(loglevel=loglevel)
ArgHandler(self.args, config)
self.eh = ErrorHandler()
mtk = Mtk(config=config, loglevel=loglevel)
if mtk.config.debugmode:
logfilename = os.path.join("logs", "log.txt")
if os.path.exists(logfilename):
os.remove(logfilename)
fh = logging.FileHandler(logfilename)
self.__logger.addHandler(fh)
self.debug(" ".join(sys.argv))
cmd = self.args.cmd
if cmd == "dumpbrom":
if mtk.preloader.init():
rmtk = mtk.crasher()
if rmtk is None:
sys.exit(0)
if rmtk.port.cdc.vid != 0xE8D and rmtk.port.cdc.pid != 0x0003:
self.warning("We couldn't enter preloader.")
filename = self.args.filename
if filename is None:
cpu = ""
if rmtk.config.cpu != "":
cpu = "_" + rmtk.config.cpu
filename = "brom" + cpu + "_" + hex(rmtk.config.hwcode)[2:] + ".bin"
plt = PLTools(rmtk, self.__logger.level)
plt.run_dump_brom(filename, self.args.ptype)
rmtk.port.close()
self.close()
elif cmd == "dumppreloader":
if mtk.preloader.init():
rmtk = mtk.crasher()
if rmtk is None:
sys.exit(0)
if rmtk.port.cdc.vid != 0xE8D and rmtk.port.cdc.pid != 0x0003:
self.warning("We couldn't enter preloader.")
plt = PLTools(rmtk, self.__logger.level)
data, filename = plt.run_dump_preloader(self.args.ptype)
if data is not None:
if filename == "":
if self.args.filename is not None:
filename = self.args.filename
else:
filename = "preloader.bin"
with open(filename, 'wb') as wf:
print_progress(0, 100, prefix='Progress:', suffix='Complete', bar_length=50)
wf.write(data)
print_progress(100, 100, prefix='Progress:', suffix='Complete', bar_length=50)
self.info("Preloader dumped as: " + filename)
rmtk.port.close()
self.close()
elif cmd == "brute":
self.info("Kamakiri / DA Bruteforce run")
rmtk = Mtk(config=mtk.config, loglevel=self.__logger.level)
plt = PLTools(rmtk, self.__logger.level)
plt.runbrute(self.args)
self.close()
elif cmd == "crash":
if mtk.preloader.init():
mtk = mtk.crasher(mode=getint(self.args.mode))
mtk.port.close()
self.close()
elif cmd == "plstage":
dadata = None
if mtk.config.chipconfig.pl_payload_addr is not None:
plstageaddr = mtk.config.chipconfig.pl_payload_addr
else:
plstageaddr = 0x40200000 # 0x40001000
if self.args.pl is None:
plstage = os.path.join(mtk.pathconfig.get_payloads_path(), "pl.bin")
else:
plstage = self.args.pl
if os.path.exists(plstage):
with open(plstage, "rb") as rf:
rf.seek(0)
pldata = rf.read()
if mtk.preloader.init():
if mtk.config.target_config["daa"]:
mtk = mtk.bypass_security()
if mtk is None:
self.error("Error on bypassing security, aborting")
return
self.info("Connected to device, loading")
else:
self.error("Couldn't connect to device, aborting.")
if mtk.config.preloader is not None:
filename=mtk.config.preloader
if mtk.config.is_brom and mtk.config.preloader is None:
self.warning("PL stage needs preloader, please use --preloader option. " +
"Trying to dump preloader from ram.")
plt = PLTools(mtk=mtk, loglevel=self.__logger.level)
dadata, filename = plt.run_dump_preloader(self.args.ptype)
mtk.config.preloader = self.patch_preloader_security(dadata)
if mtk.config.preloader is not None:
self.info("Using custom preloader : "+filename)
daaddr, dadata = mtk.parse_preloader(mtk.config.preloader)
if mtk.preloader.send_da(daaddr, len(dadata), 0x100, dadata):
self.info(f"Sent preloader to {hex(daaddr)}, length {hex(len(dadata))}")
if mtk.preloader.jump_da(daaddr):
self.info(f"PL Jumped to daaddr {hex(daaddr)}.")
time.sleep(2)
mtk = Mtk(config=mtk.config, loglevel=self.__logger.level)
res = mtk.preloader.init()
if not res:
self.error("Error on loading preloader")
return
else:
self.info("Successfully connected to pl")
if self.args.startpartition is not None:
partition = self.args.startpartition
self.info("Booting to : " + partition)
# if data[0:4]!=b"\x88\x16\x88\x58":
# data=0x200*b"\x00"+data
mtk.preloader.send_partition_data(partition, pldata)
status = mtk.preloader.jump_to_partition(partition) # Do not remove !
if status!=0x0:
self.error("Error on jumping to partition: "+self.eh.status(status))
else:
self.info("Jumping to partition ....")
return
if mtk.preloader.send_da(plstageaddr, len(pldata), 0x100, pldata):
self.info(f"Sent stage2 to {hex(plstageaddr)}, length {hex(len(pldata))}")
mtk.preloader.get_hw_sw_ver()
if mtk.preloader.jump_da(plstageaddr):
self.info(f"Jumped to stage2 at {hex(plstageaddr)}.")
ack = unpack(">I", mtk.port.usbread(4))[0]
if ack == 0xB1B2B3B4:
self.info("Successfully loaded stage2")
return
else:
self.error("Error on jumping to pl")
return
else:
self.error("Error on sending pl")
return
self.close()
elif cmd == "peek":
addr = getint(self.args.address)
length = getint(self.args.length)
if self.args.preloader is not None:
preloader = self.args.preloader
if os.path.exists(preloader):
daaddr, dadata = mtk.parse_preloader(preloader)
if self.args.filename is None:
filename = ""
else:
filename = self.args.filename
if mtk.preloader.init():
if mtk.config.target_config["daa"]:
mtk = mtk.bypass_security()
if mtk is not None:
if self.args.preloader is not None:
if mtk.preloader.send_da(daaddr, len(dadata), 0x100, dadata):
self.info(f"Sent preloader to {hex(daaddr)}, length {hex(len(dadata))}")
if mtk.preloader.jump_da(daaddr):
self.info(f"Jumped to pl {hex(daaddr)}.")
time.sleep(2)
mtk = Mtk(loglevel=self.__logger.level)
res = mtk.preloader.init()
if not res:
self.error("Error on loading preloader")
return
else:
self.info("Successfully connected to pl.")
# mtk.preloader.get_hw_sw_ver()
# status=mtk.preloader.jump_to_partition(b"") # Do not remove !
else:
self.error("Error on jumping to pl")
return
self.info("Starting to read ...")
dwords = length // 4
if length % 4:
dwords += 1
if filename != "":
wf = open(filename, "wb")
sdata = b""
print_progress(0, 100, prefix='Progress:',
suffix='Starting, addr 0x%08X' % addr, bar_length=50)
length = dwords * 4
old = 0
pos = 0
while dwords:
size = min(512 // 4, dwords)
data = b"".join(int.to_bytes(val, 4, 'little') for val in mtk.preloader.read32(addr + pos, size))
sdata += data
if filename != "":
wf.write(data)
pos += len(data)
prog = pos / length * 100
if round(prog, 1) > old:
print_progress(prog, 100, prefix='Progress:',
suffix='Complete, addr 0x%08X' % (addr + pos), bar_length=50)
old = round(prog, 1)
dwords = (length - pos) // 4
print_progress(100, 100, prefix='Progress:',
suffix='Finished', bar_length=50)
if filename == "":
print(hexlify(sdata).decode('utf-8'))
else:
wf.close()
self.info(f"Data from {hex(addr)} with size of {hex(length)} was written to " + filename)
self.close()
elif cmd == "stage":
if self.args.filename is None:
pc = pathconfig()
stage1file = os.path.join(pc.get_payloads_path(), "generic_stage1_payload.bin")
else:
stage1file = self.args.filename
if not os.path.exists(stage1file):
self.error(f"Error: {stage1file} doesn't exist !")
return False
if self.args.stage2addr is None:
stage2addr = None
else:
stage2addr = getint(self.args.stage2addr)
if self.args.stage2 is None:
stage2file = os.path.join(mtk.pathconfig.get_payloads_path(), "stage2.bin")
else:
stage2file = self.args.stage2
if not os.path.exists(stage2file):
self.error(f"Error: {stage2file} doesn't exist !")
return False
verifystage2 = self.args.verifystage2
if mtk.preloader.init():
mtk = mtk.crasher()
if mtk.port.cdc.pid == 0x0003:
plt = PLTools(mtk, self.__logger.level)
self.info("Uploading stage 1")
if plt.runpayload(filename=stage1file):
self.info("Successfully uploaded stage 1, sending stage 2")
with open(stage2file, "rb") as rr:
stage2data = rr.read()
while len(stage2data) % 0x200:
stage2data += b"\x00"
if stage2addr is None:
stage2addr = mtk.config.chipconfig.da_payload_addr
if stage2addr is None:
stage2addr = 0x201000
# ###### Send stage2
# magic
mtk.port.usbwrite(pack(">I", 0xf00dd00d))
# cmd write
mtk.port.usbwrite(pack(">I", 0x4000))
# address
mtk.port.usbwrite(pack(">I", stage2addr))
# length
mtk.port.usbwrite(pack(">I", len(stage2data)))
bytestowrite = len(stage2data)
pos = 0
while bytestowrite > 0:
size = min(bytestowrite, 1)
if mtk.port.usbwrite(stage2data[pos:pos + size]):
bytestowrite -= size
pos += size
# mtk.port.usbwrite(b"")
time.sleep(0.1)
flag = mtk.port.rdword()
if flag != 0xD0D0D0D0:
self.error(f"Error on sending stage2, size {hex(len(stage2data))}.")
self.info(f"Done sending stage2, size {hex(len(stage2data))}.")
if verifystage2:
self.info("Verifying stage2 data")
rdata = b""
mtk.port.usbwrite(pack(">I", 0xf00dd00d))
mtk.port.usbwrite(pack(">I", 0x4002))
mtk.port.usbwrite(pack(">I", stage2addr))
mtk.port.usbwrite(pack(">I", len(stage2data)))
bytestoread = len(stage2data)
while bytestoread > 0:
size = min(bytestoread, 1)
rdata += mtk.port.usbread(size)
bytestoread -= size
flag = mtk.port.rdword()
if flag != 0xD0D0D0D0:
self.error("Error on reading stage2 data")
if rdata != stage2data:
self.error("Stage2 data doesn't match")
with open("rdata", "wb") as wf:
wf.write(rdata)
else:
self.info("Stage2 verification passed.")
# ####### Kick Watchdog
# magic
# mtk.port.usbwrite(pack("<I", 0xf00dd00d))
# cmd kick_watchdog
# mtk.port.usbwrite(pack("<I", 0x3001))
# ######### Jump stage1
# magic
mtk.port.usbwrite(pack(">I", 0xf00dd00d))
# cmd jump
mtk.port.usbwrite(pack(">I", 0x4001))
# address
mtk.port.usbwrite(pack(">I", stage2addr))
self.info("Done jumping stage2 at %08X" % stage2addr)
ack = unpack(">I", mtk.port.usbread(4))[0]
if ack == 0xB1B2B3B4:
self.info("Successfully loaded stage2")
self.close()
else:
mtk.port.close()
return False
elif cmd == "payload":
if mtk.preloader.init():
mtk = mtk.crasher()
plt = PLTools(mtk, self.__logger.level)
payloadfile = self.args.payload
if payloadfile is None:
if mtk.config.chipconfig.loader is None:
payloadfile = os.path.join(mtk.pathconfig.get_payloads_path(), "generic_patcher_payload.bin")
else:
payloadfile = os.path.join(mtk.pathconfig.get_payloads_path(), mtk.config.chipconfig.loader)
ptype = ""
if self.args.ptype is not None:
ptype = self.args.ptype
plt.runpayload(filename=payloadfile)
mtk.port.close(reset=True)
self.close()
elif cmd == "gettargetconfig":
if mtk.preloader.init():
self.info("Getting target info...")
mtk.preloader.get_target_config()
mtk.port.close()
self.close()
else:
# DA / FLash commands start here
mtk.port.cdc.connected=mtk.port.cdc.connect()
if mtk.port.cdc.connected and os.path.exists(".state"):
info=mtk.daloader.reinit()
else:
if os.path.exists("logs"):
shutil.rmtree("logs", ignore_errors=False, onerror=None)
os.mkdir("logs")
try:
preloader = self.args.preloader
except:
preloader = None
if mtk.preloader.init():
if mtk.config.target_config["daa"]:
mtk = mtk.bypass_security()
self.info("Device is protected.")
if mtk is not None:
if mtk.config.is_brom:
self.info("Device is in BROM mode. Trying to dump preloader.")
if preloader is None:
preloader = self.dump_preloader_ram(mtk)
else:
self.info("Device is unprotected.")
if mtk.config.is_brom:
mtk = mtk.bypass_security() # Needed for dumping preloader
if preloader is None:
self.warning("Device is in BROM mode. No preloader given, trying to dump preloader from ram.")
preloader = self.dump_preloader_ram(mtk)
if preloader is None:
self.error("Failed to dump preloader from ram.")
if not mtk.daloader.upload_da(preloader=preloader):
self.error("Error uploading da")
return False
else:
mtk.daloader.writestate()
else:
return False
if cmd == "gpt":
directory = self.args.directory
if directory is None:
directory = ""
sfilename = os.path.join(directory, f"gpt_main.bin")
data, guid_gpt = mtk.daloader.get_gpt(self.args)
if guid_gpt is None:
self.error("Error reading gpt")
self.close()
else:
with open(sfilename, "wb") as wf:
wf.write(data)
print(f"Dumped GPT from to {sfilename}")
sfilename = os.path.join(directory, f"gpt_backup.bin")
with open(sfilename, "wb") as wf:
wf.write(data[mtk.daloader.daconfig.pagesize:])
print(f"Dumped Backup GPT to {sfilename}")
self.close()
elif cmd == "printgpt":
data, guid_gpt = mtk.daloader.get_gpt(self.args)
if guid_gpt is None:
self.error("Error reading gpt")
else:
guid_gpt.print()
self.close()
elif cmd == "r":
partitionname = self.args.partitionname
parttype = self.args.parttype
filename = self.args.filename
filenames = filename.split(",")
partitions = partitionname.split(",")
if len(partitions) != len(filenames):
self.error("You need to gives as many filenames as given partitions.")
self.close()
if parttype == "user" or parttype is None:
i = 0
self.info("Requesting available partitions ....")
gpttable = mtk.daloader.get_partition_data(self.args, parttype=parttype)
for partition in partitions:
partfilename = filenames[i]
i += 1
if partition == "gpt":
mtk.daloader.readflash(addr=0,
length=0x16000,
filename=partfilename, parttype=parttype)
continue
else:
rpartition = None
for gptentry in gpttable:
if gptentry.name.lower() == partition.lower():
rpartition = gptentry
break
if rpartition is not None:
self.info(f"Dumping partition \"{rpartition.name}\"")
if mtk.daloader.readflash(addr=rpartition.sector * mtk.daloader.daconfig.pagesize,
length=rpartition.sectors * mtk.daloader.daconfig.pagesize,
filename=partfilename, parttype=parttype):
self.info(f"Dumped sector {str(rpartition.sector)} with sector count " +
f"{str(rpartition.sectors)} as {partfilename}.")
else:
self.info(f"Failed to dump sector {str(rpartition.sector)} with sector count " +
f"{str(rpartition.sectors)} as {partfilename}.")
else:
self.error(f"Error: Couldn't detect partition: {partition}\nAvailable partitions:")
for rpartition in gpttable:
self.info(rpartition.name)
else:
i = 0
for partfilename in filenames:
pos = 0
if mtk.daloader.readflash(addr=pos, length=0xFFFFFFFF, filename=partfilename,
parttype=parttype):
print(f"Dumped partition {str(partitionname)} as {partfilename}.")
else:
print(f"Failed to dump partition {str(partitionname)} as {partfilename}.")
i += 1
self.close()
elif cmd == "rl":
directory = self.args.directory
parttype = self.args.parttype
if self.args.skip:
skip = self.args.skip.split(",")
else:
skip = []
if not os.path.exists(directory):
os.mkdir(directory)
data, guid_gpt = mtk.daloader.get_gpt(self.args, parttype=parttype)
if guid_gpt is None:
self.error("Error reading gpt")
else:
storedir = directory
if not os.path.exists(storedir):
os.mkdir(storedir)
sfilename = os.path.join(storedir, f"gpt_main.bin")
with open(sfilename, "wb") as wf:
wf.write(data)
sfilename = os.path.join(storedir, f"gpt_backup.bin")
with open(sfilename, "wb") as wf:
wf.write(data[mtk.daloader.daconfig.pagesize * 2:])
for partition in guid_gpt.partentries:
partitionname = partition.name
if partition.name in skip:
continue
filename = os.path.join(storedir, partitionname + ".bin")
self.info(
f"Dumping partition {str(partition.name)} with sector count {str(partition.sectors)} " +
f"as {filename}.")
mtk.daloader.readflash(addr=partition.sector * mtk.daloader.daconfig.pagesize,
length=partition.sectors * mtk.daloader.daconfig.pagesize,
filename=filename,
parttype=parttype)
self.close()
elif cmd == "rf":
filename = self.args.filename
parttype = self.args.parttype
if mtk.daloader.daconfig.flashtype == "ufs":
if parttype == "lu0":
length = mtk.daloader.daconfig.flashsize[0]
elif parttype == "lu1":
length = mtk.daloader.daconfig.flashsize[1]
elif parttype == "lu2":
length = mtk.daloader.daconfig.flashsize[2]
else:
length = mtk.daloader.daconfig.flashsize[0]
else:
length = mtk.daloader.daconfig.flashsize
print(f"Dumping sector 0 with flash size {hex(length)} as {filename}.")
if mtk.daloader.readflash(addr=0, length=length, filename=filename, parttype=parttype):
print(f"Dumped sector 0 with flash size {hex(length)} as {filename}.")
else:
print(f"Failed to dump sector 0 with flash size {hex(length)} as {filename}.")
self.close()
elif cmd == "rs":
start = getint(self.args.start_sector)
sectors = getint(self.args.sectors)
filename = self.args.filename
parttype = self.args.parttype
if mtk.daloader.readflash(addr=start * mtk.daloader.daconfig.pagesize,
length=sectors * mtk.daloader.daconfig.pagesize,
filename=filename, parttype=parttype):
print(f"Dumped sector {str(start)} with sector count {str(sectors)} as {filename}.")
else:
print(f"Failed to dump sector {str(start)} with sector count {str(sectors)} as {filename}.")
self.close()
elif cmd == "footer":
filename = self.args.filename
data, guid_gpt = mtk.daloader.get_gpt(self.args)
if guid_gpt is None:
self.error("Error reading gpt")
self.close()
else:
pnames = ["userdata2", "metadata", "userdata", "reserved1", "reserved2", "reserved3"]
for partition in guid_gpt.partentries:
if partition.name in pnames:
print(f"Detected partition: {partition.name}")
if partition.name in ["userdata2", "userdata"]:
data = mtk.daloader.readflash(
addr=(partition.sector + partition.sectors) *
mtk.daloader.daconfig.pagesize - 0x4000,
length=0x4000, filename="", parttype="user", display=False)
else:
data = mtk.daloader.readflash(addr=partition.sector * mtk.daloader.daconfig.pagesize,
length=0x4000, filename="", parttype="user",
display=False)
if data == b"":
continue
val = unpack("<I", data[:4])[0]
if (val & 0xFFFFFFF0) == 0xD0B5B1C0:
with open(filename, "wb") as wf:
wf.write(data)
print(f"Dumped footer from {partition.name} as {filename}.")
self.close()
return
self.error(f"Error: Couldn't detect footer partition.")
self.close()
elif cmd == "w":
partitionname = self.args.partitionname
filename = self.args.filename
parttype = self.args.parttype
filenames = filename.split(",")
partitions = partitionname.split(",")
if len(partitions) != len(filenames):
self.error("You need to gives as many filenames as given partitions.")
self.close()
exit(0)
if parttype == "user" or parttype is None:
i = 0
for partition in partitions:
partfilename = filenames[i]
i += 1
if partition == "gpt":
mtk.daloader.writeflash(addr=0,
length=os.stat(partfilename).st_size,
filename=partfilename,
parttype=parttype)
continue
res = mtk.daloader.detect_partition(self.args, partition, parttype)
if res[0]:
rpartition = res[1]
if mtk.daloader.writeflash(addr=rpartition.sector * mtk.daloader.daconfig.pagesize,
length=rpartition.sectors * mtk.daloader.daconfig.pagesize,
filename=partfilename,
parttype=parttype):
print(
f"Wrote {partfilename} to sector {str(rpartition.sector)} with " +
f"sector count {str(rpartition.sectors)}.")
else:
print(
f"Failed to write {partfilename} to sector {str(rpartition.sector)} with " +
f"sector count {str(rpartition.sectors)}.")
else:
self.error(f"Error: Couldn't detect partition: {partition}\nAvailable partitions:")
for rpartition in res[1]:
self.info(rpartition.name)
else:
pos = 0
for partfilename in filenames:
size = os.stat(partfilename).st_size
if mtk.daloader.writeflash(addr=pos, length=size, filename=partfilename,
partitionname=partitionname,
parttype=parttype):
print(f"Wrote {partfilename} to sector {str(pos // 0x200)} with " +
f"sector count {str(size)}.")
else:
print(f"Failed to write {partfilename} to sector {str(pos // 0x200)} with " +
f"sector count {str(size)}.")
psize = size // 0x200 * 0x200
if size % 0x200 != 0:
psize += 0x200
pos += psize
self.close()
elif cmd == "wl":
directory = self.args.directory
parttype = self.args.parttype
filenames = []
for dirName, subdirList, fileList in os.walk(directory):
for fname in fileList:
filenames.append(os.path.join(dirName, fname))
if parttype == "user" or parttype is None:
i = 0
for partfilename in filenames:
partition = os.path.basename(partfilename)
partition = os.path.splitext(partition)[0]
i += 1
if partition == "gpt":
self.info(f"Writing partition {partition}")
if mtk.daloader.writeflash(addr=0,
length=os.stat(partfilename).st_size,
filename=partfilename,
parttype=parttype):
print(f"Wrote {partition} to sector {str(0)}")
else:
print(f"Failed to write {partition} to sector {str(0)}")
continue
res = mtk.daloader.detect_partition(self.args, partition, parttype)
if res[0]:
rpartition = res[1]
if mtk.daloader.writeflash(addr=rpartition.sector * mtk.daloader.daconfig.pagesize,
length=rpartition.sectors * mtk.daloader.daconfig.pagesize,
filename=partfilename,
parttype=parttype):
print(
f"Wrote {partfilename} to sector {str(rpartition.sector)} with " +
f"sector count {str(rpartition.sectors)}.")
else:
print(
f"Failed to write {partfilename} to sector {str(rpartition.sector)} with " +
f"sector count {str(rpartition.sectors)}.")
else:
self.error(f"Error: Couldn't detect partition: {partition}\n, skipping")
else:
pos = 0
for partfilename in filenames:
size = os.stat(partfilename).st_size
partition = os.path.basename(partfilename)
partition = os.path.splitext(partition)[0]
self.info(f"Writing filename {partfilename}")
if mtk.daloader.writeflash(addr=pos, length=size, filename=partfilename,
partitionname=partition,
parttype=parttype):
print(f"Wrote {partfilename} to sector {str(pos // 0x200)} with " +
f"sector count {str(size)}.")
else:
print(f"Failed to write {partfilename} to sector {str(pos // 0x200)} with " +
f"sector count {str(size)}.")
psize = size // 0x200 * 0x200
if size % 0x200 != 0:
psize += 0x200
pos += psize
self.close()
elif cmd == "e":
partitionname = self.args.partitionname
parttype = self.args.parttype
partitions = partitionname.split(",")
if parttype == "user" or parttype is None:
i = 0
for partition in partitions:
i += 1
res = mtk.daloader.detect_partition(self.args, partition, parttype)
if res[0]:
rpartition = res[1]
if mtk.daloader.formatflash(addr=rpartition.sector * mtk.daloader.daconfig.pagesize,
length=rpartition.sectors * mtk.daloader.daconfig.pagesize,
partitionname=partition, parttype=parttype):
print(
f"Formatted sector {str(rpartition.sector)} with " +
f"sector count {str(rpartition.sectors)}.")
else:
print(
f"Failed to format sector {str(rpartition.sector)} with " +
f"sector count {str(rpartition.sectors)}.")
else:
self.error(f"Error: Couldn't detect partition: {partition}\nAvailable partitions:")
for rpartition in res[1]:
self.info(rpartition.name)
self.close()
elif cmd == "es":
partitionname = self.args.partitionname
parttype = self.args.parttype
sectors = getint(self.args.sectors)
if self.args.sectors is None:
self.error("Sector count is missing. Usage: es [partname] [sector count]")
self.close()
partitions = partitionname.split(",")
if parttype == "user" or parttype is None:
i = 0
for partition in partitions:
i += 1
res = mtk.daloader.detect_partition(self.args, partition, parttype)