581 lines
25 KiB
Python
581 lines
25 KiB
Python
import sys
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import os
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import re
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import time
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from io import BytesIO
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from dolreader import *
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from access import *
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try:
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import chardet
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except ImportError as IE:
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print(IE)
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sys.exit(1)
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try:
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import colorama
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from colorama import Fore, Style
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colorama.init()
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TRESET = Style.RESET_ALL
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TGREEN = Fore.GREEN
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TGREENLIT = Style.BRIGHT + Fore.GREEN
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TYELLOW = Fore.YELLOW
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TYELLOWLIT = Style.BRIGHT + Fore.YELLOW
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TRED = Fore.RED
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TREDLIT = Style.BRIGHT + Fore.RED
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except ImportError:
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TRESET = ''
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TGREEN = ''
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TGREENLIT = ''
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TYELLOW = ''
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TYELLOWLIT = ''
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TRED = ''
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TREDLIT = ''
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HEAP = b'HEAP'
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LOADERSIZE = b'LSIZ'
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HANDLERSIZE = b'HSIZ'
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CODESIZE = b'CSIZ'
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CODEHOOK = b'HOOK'
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DH = b'DH'
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DL = b'DL'
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GH = b'GH'
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GL = b'GL'
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IH = b'IH'
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IL = b'IL'
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WIIVIHOOK = b'\x7C\xE3\x3B\x78\x38\x87\x00\x34\x38\xA7\x00\x38\x38\xC7\x00\x4C'
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GCNVIHOOK = b'\x7C\x03\x00\x34\x38\x83\x00\x20\x54\x85\x08\x3C\x7C\x7F\x2A\x14\xA0\x03\x00\x00\x7C\x7D\x2A\x14\x20\xA4\x00\x3F\xB0\x03\x00\x00'
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def get_alignment(number, align: int):
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if number % align != 0:
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return align - (number % align)
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else:
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return 0
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def get_size(file, offset=0):
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""" Return a file's size in bytes """
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file.seek(0, 2)
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return file.tell() + offset
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def get_file_alignment(file, alignment: int):
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""" Return file alignment, 0 = aligned, non zero = misaligned """
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size = get_size(file)
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return get_alignment(size, alignment)
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def align_file(file, alignment: int, fillchar='00'):
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""" Align a file to be the specified size """
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file.write(bytes.fromhex(fillchar * get_file_alignment(file, alignment)))
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class GCT:
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def __init__(self, f):
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self.codeList = BytesIO(f.read())
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self.rawLineCount = get_size(f) >> 3
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self.lineCount = self.rawLineCount - 2
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self.size = get_size(f)
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f.seek(0)
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def determine_codelength(self, codetype, info):
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if codetype.startswith(b'\x06'):
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bytelength = int.from_bytes(info, byteorder='big', signed=False)
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padding = get_alignment(bytelength, 8)
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return 0x8 + bytelength + padding
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elif (codetype.startswith(b'\x08') or codetype.startswith(b'\x09')
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or codetype.startswith(b'\x18') or codetype.startswith(b'\x18')):
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return 0x16
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elif (codetype.startswith(b'\xC2') or codetype.startswith(b'\xC4')
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or codetype.startswith(b'\xC3') or codetype.startswith(b'\xC5')
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or codetype.startswith(b'\xD2') or codetype.startswith(b'\xD4')
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or codetype.startswith(b'\xD3') or codetype.startswith(b'\xD5')):
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return 0x8 + (int.from_bytes(info, byteorder='big', signed=False) << 3)
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elif (codetype.startswith(b'\xF2') or codetype.startswith(b'\xF3')
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or codetype.startswith(b'\xF4') or codetype.startswith(b'\xF5')):
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return 0x8 + (int.from_bytes(info[:2], byteorder='big', signed=False) << 3)
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elif codetype.startswith(b'\xF6'):
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return 0x8 + (int.from_bytes(info[:4], byteorder='big', signed=False) << 3)
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else:
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return 0x8
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def optimize_codelist(self, dolFile: DolFile):
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codelist = b''
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codetype = b'temp'
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skipcodes = 0
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while codetype:
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codetype = self.codeList.read(4)
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info = self.codeList.read(4)
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address = 0x80000000 | (int.from_bytes(codetype, byteorder='big', signed=False) & 0x01FFFFFF)
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try:
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if skipcodes <= 0:
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if (codetype.startswith(b'\x00') or codetype.startswith(b'\x01')
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or codetype.startswith(b'\x10') or codetype.startswith(b'\x11')):
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dolFile.seek(address)
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counter = int.from_bytes(info[:-2], byteorder='big', signed=False)
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value = info[2:]
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while counter + 1 > 0:
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dolFile.write(value[1:])
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counter -= 1
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continue
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elif (codetype.startswith(b'\x02') or codetype.startswith(b'\x03')
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or codetype.startswith(b'\x12') or codetype.startswith(b'\x13')):
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dolFile.seek(address)
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counter = int.from_bytes(info[:-2], byteorder='big', signed=False)
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value = info[2:]
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while counter + 1 > 0:
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dolFile.write(value)
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counter -= 1
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continue
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elif (codetype.startswith(b'\x04') or codetype.startswith(b'\x05')
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or codetype.startswith(b'\x14') or codetype.startswith(b'\x15')):
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dolFile.seek(address)
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dolFile.write(info)
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continue
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elif (codetype.startswith(b'\x06') or codetype.startswith(b'\x07')
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or codetype.startswith(b'\x16') or codetype.startswith(b'\x17')):
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dolFile.seek(address)
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arraylength = int.from_bytes(info, byteorder='big', signed=False)
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padding = get_alignment(arraylength, 8)
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while arraylength > 0:
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value = self.codeList.read(1)
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dolFile.write(value)
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arraylength -= 1
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self.codeList.seek(padding, 1)
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continue
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elif (codetype.startswith(b'\x08') or codetype.startswith(b'\x09')
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or codetype.startswith(b'\x18') or codetype.startswith(b'\x19')):
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dolFile.seek(address)
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value = int.from_bytes(info, byteorder='big', signed=False)
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data = self.codeList.read(2).hex()
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size = int(data[:-3], 16)
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counter = int(data[1:], 16)
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address_increment = int.from_bytes(self.codeList.read(2), byteorder='big', signed=False)
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value_increment = int.from_bytes(self.codeList.read(4), byteorder='big', signed=False)
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while counter + 1 > 0:
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if size == 0:
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dolFile.write(value.to_bytes(length=1, byteorder='big', signed=False))
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dolFile.seek(-1, 1)
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elif size == 1:
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dolFile.write(value.to_bytes(length=2, byteorder='big', signed=False))
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dolFile.seek(-2, 1)
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elif size == 2:
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dolFile.write(value.to_bytes(length=4, byteorder='big', signed=False))
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dolFile.seek(-4, 1)
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else:
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raise ValueError('Size type {} does not match 08 codetype specs'.format(size))
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dolFile.seek(address_increment, 1)
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value += value_increment
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counter -= 1
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if value > 0xFFFFFFFF:
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value -= 0x100000000
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continue
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elif (codetype.startswith(b'\xC6') or codetype.startswith(b'\xC7')
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or codetype.startswith(b'\xC6') or codetype.startswith(b'\xC7')):
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dolFile.seek(address)
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dolFile.insertBranch(int.from_bytes(info, byteorder='big', signed=False), dolFile.tell())
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continue
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if codetype.hex().startswith('2') or codetype.hex().startswith('3'):
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skipcodes += 1
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elif codetype.startswith(b'\xE0'):
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skipcodes -= 1
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elif codetype.startswith(b'\xF0'):
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codelist += b'\xF0\x00\x00\x00\x00\x00\x00\x00'
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break
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self.codeList.seek(-8, 1)
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length = self.determine_codelength(codetype, info)
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while length > 0:
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codelist += self.codeList.read(1)
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length -= 1
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except RuntimeError:
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self.codeList.seek(-8, 1)
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length = self.determine_codelength(codetype, info)
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while length > 0:
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codelist += self.codeList.read(1)
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length -= 1
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self.codeList = BytesIO(codelist)
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self.size = get_size(self.codeList)
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class CodeHandler:
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def __init__(self, f):
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self.rawData = BytesIO(f.read())
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'''Get codelist pointer'''
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f.seek(0xFA)
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codelistUpper = f.read(2).hex()
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f.seek(0xFE)
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codelistLower = f.read(2).hex()
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self.codeListPointer = int(codelistUpper[2:] + codelistLower[2:], 16)
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self.handlerLength = get_size(f)
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self.initAddress = 0x80001800
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self.startAddress = 0x800018A8
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self.allocation = None
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self.hookAddress = None
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self.geckoCodes = None
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self.includeAll = False
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self.optimizeList = False
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if self.handlerLength < 0x900:
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self.type = "Mini"
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else:
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self.type = "Full"
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f.seek(0)
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def gecko_parser(self, geckoText, parseAll=False):
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with open(r'{}'.format(geckoText), 'rb') as gecko:
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result = chardet.detect(gecko.read())
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encodeType = result['encoding']
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with open(r'{}'.format(geckoText), 'r', encoding=encodeType) as gecko:
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geckoCodes = ''
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state = None
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for line in gecko.readlines():
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if line in ('', '\n'):
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continue
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if state is None:
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if line.startswith('$'):
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state = 'Dolphin'
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else:
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state = 'OcarinaM'
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try:
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if state == 'OcarinaM':
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if parseAll.lower() == 'all':
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geckoLine = re.findall(r'[A-F0-9]{8}[\t\f ][A-F0-9]{8}', line, re.IGNORECASE)[0]
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elif parseAll.lower() == 'active':
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geckoLine = re.findall(r'(?:\*\s*)([A-F0-9]{8}[\t\f ][A-F0-9]{8})', line, re.IGNORECASE)[0]
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else:
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geckoLine = re.findall(r'(?:\*\s*)([A-F0-9]{8}[\t\f ][A-F0-9]{8})', line, re.IGNORECASE)[0]
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else:
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geckoLine = re.findall(r'(?<![$\*])[A-F0-9]{8}[\t\f ][A-F0-9]{8}', line, re.IGNORECASE)[0]
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except IndexError:
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continue
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geckoCodes += geckoLine.replace(' ', '').strip()
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return geckoCodes
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class KernelLoader:
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def __init__(self, f):
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self.rawData = BytesIO(f.read())
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self.initDataList = None
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self.gpModDataList = None
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self.gpDiscDataList = None
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self.codeLocation = None
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self.initAddress = None
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self.verbosity = 0
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self.quiet = False
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def fill_loader_data(self, tmp, entryPoint: list, lowerAddr: int):
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tmp.seek(0)
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if self.gpModDataList is None or self.gpDiscDataList is None:
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return
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sample = tmp.read(2)
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while sample:
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if sample == DH:
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tmp.seek(-2, 1)
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tmp.write(self.gpDiscDataList[0])
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elif sample == DL:
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tmp.seek(-2, 1)
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tmp.write((lowerAddr + self.gpDiscDataList[1]).to_bytes(2, byteorder='big', signed=False))
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elif sample == GH:
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tmp.seek(-2, 1)
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tmp.write(self.gpModDataList[0])
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elif sample == GL:
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tmp.seek(-2, 1)
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tmp.write((lowerAddr + self.gpModDataList[1]).to_bytes(2, byteorder='big', signed=False))
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elif sample == IH:
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tmp.seek(-2, 1)
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tmp.write(entryPoint[0])
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elif sample == IL:
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tmp.seek(-2, 1)
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tmp.write(entryPoint[1])
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sample = tmp.read(2)
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def figure_loader_data(self, tmp, codehandler: CodeHandler, dolFile: DolFile, entrypoint: str, initpoint: list):
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upperAddr, lowerAddr = entrypoint[:int(len(entrypoint)/2)], entrypoint[int(len(entrypoint)/2):]
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tmp.seek(0)
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sample = tmp.read(4)
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while sample:
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if sample == HEAP: #Found keyword "HEAP". Goes with the resize of the heap
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tmp.seek(-4, 1)
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gpModInfoOffset = tmp.tell()
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if int(lowerAddr, 16) + gpModInfoOffset > 0x7FFF: #Absolute addressing
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gpModUpperAddr = (int(upperAddr, 16) + 1).to_bytes(2, byteorder='big', signed=False)
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else:
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gpModUpperAddr = int(upperAddr, 16).to_bytes(2, byteorder='big', signed=False)
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if codehandler.allocation == None:
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codehandler.allocation = (codehandler.handlerLength + codehandler.geckoCodes.size + 7) & 0xFFFFFFF8
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tmp.write(codehandler.allocation.to_bytes(4, byteorder='big', signed=False))
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elif sample == LOADERSIZE: #Found keyword "LSIZ". Goes with the size of the loader
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tmp.seek(-4, 1)
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tmp.write(get_size(self.rawData).to_bytes(4, byteorder='big', signed=False))
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elif sample == HANDLERSIZE: #Found keyword "HSIZ". Goes with the size of the codehandler
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tmp.seek(-4, 1)
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tmp.write(codehandler.handlerLength.to_bytes(4, byteorder='big', signed=True))
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elif sample == CODESIZE: #Found keyword "CSIZ". Goes with the size of the codes
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tmp.seek(-4, 1)
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tmp.write(codehandler.geckoCodes.size.to_bytes(4, byteorder='big', signed=True))
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elif sample == CODEHOOK:
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tmp.seek(-4, 1)
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if codehandler.hookAddress == None:
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tmp.write(b'\x00\x00\x00\x00')
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else:
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tmp.write(codehandler.hookAddress.to_bytes(4, byteorder='big', signed=False))
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sample = tmp.read(4)
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gpDiscOffset = get_size(tmp, -4)
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if int(lowerAddr, 16) + gpDiscOffset > 0x7FFF: #Absolute addressing
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gpDiscUpperAddr = (int(upperAddr, 16) + 1).to_bytes(2, byteorder='big', signed=False)
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else:
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gpDiscUpperAddr = int(upperAddr, 16).to_bytes(2, byteorder='big', signed=False)
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self.gpModDataList = (gpModUpperAddr, gpModInfoOffset)
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self.gpDiscDataList = (gpDiscUpperAddr, gpDiscOffset)
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self.fill_loader_data(tmp, initpoint, int(lowerAddr, 16))
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tmp.seek(0, 2)
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codehandler.rawData.seek(0)
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codehandler.geckoCodes.codeList.seek(0)
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tmp.write(codehandler.rawData.read() + codehandler.geckoCodes.codeList.read())
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|
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def patch_arena(self, codehandler: CodeHandler, dolFile: DolFile, entrypoint: str, tmp):
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tmp.write(self.rawData.getbuffer())
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geckoloader_offset = dolFile.get_size()
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self.figure_loader_data(tmp, codehandler, dolFile, entrypoint,
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[((dolFile.entryPoint >> 16) & 0xFFFF).to_bytes(2, byteorder='big', signed=False),
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(dolFile.entryPoint & 0xFFFF).to_bytes(2, byteorder='big', signed=False)])
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tmp.seek(0)
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dolFile.rawData.seek(0, 2)
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dolFile.rawData.write(tmp.read())
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dolFile.align(256)
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status = dolFile.append_text_sections([(int(entrypoint, 16), geckoloader_offset)])
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|
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if status is True:
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dolFile.set_entry_point(int(entrypoint, 16))
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return status
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|
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def patch_legacy(self, codehandler: CodeHandler, dolFile: DolFile, tmp):
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handlerOffset = dolFile.get_size()
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dolFile.rawData.seek(0, 2)
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codehandler.rawData.seek(0)
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codehandler.geckoCodes.codeList.seek(0)
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dolFile.rawData.write(codehandler.rawData.read() + codehandler.geckoCodes.codeList.read())
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dolFile.align(256)
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|
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status = dolFile.append_text_sections([(codehandler.initAddress, handlerOffset)])
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return status
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|
|
|
def protect_game(self, codehandler: CodeHandler):
|
|
oldpos = codehandler.geckoCodes.codeList.tell()
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|
|
|
protectdata = [b'\xC0\x00\x00\x00\x00\x00\x00\x17',
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|
b'\x7C\x08\x02\xA6\x94\x21\xFF\x80',
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b'\x90\x01\x00\x08\xBC\x61\x00\x0C',
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b'\x48\x00\x00\x0D\x00\xD0\xC0\xDE',
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b'\x00\xD0\xDE\xAD\x7F\xE8\x02\xA6',
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b'\x3B\xDF\x00\x04\x3C\x60\x80\x00',
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b'\x38\x80\x11\x00\x38\xA0\x00\x00',
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b'\x60\x63\x1E\xF8\x7C\x89\x03\xA6',
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b'\x38\x80\x00\x00\x7D\x03\x22\x14',
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b'\x54\xE9\x06\x3E\x89\x08\x00\x08',
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b'\x7D\x3F\x48\xAE\x38\xE7\x00\x01',
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b'\x7C\x08\x48\x40\x41\x82\x00\x0C',
|
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b'\x60\xA7\x00\x00\x48\x00\x00\x04',
|
|
b'\x54\xE8\x06\x3E\x28\x08\x00\x03',
|
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b'\x41\x81\x00\x10\x38\x84\x00\x01',
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b'\x42\x00\xFF\xCC\x38\x80\x11\x00',
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b'\x38\xA0\x00\x08\x7C\x84\x1A\x14',
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b'\x7C\xA9\x03\xA6\x38\x60\x00\x00',
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b'\x54\x66\x07\xBE\x7C\xDE\x30\xAE',
|
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b'\x38\x63\x00\x01\x9C\xC4\x00\x01',
|
|
b'\x42\x00\xFF\xF0\x83\xE1\x00\x10',
|
|
b'\xB8\x61\x00\x0C\x80\x01\x00\x08',
|
|
b'\x38\x21\x00\x80\x7C\x08\x03\xA6',
|
|
b'\x4E\x80\x00\x20\x00\x00\x00\x00',
|
|
b'\xF0\x00\x00\x00\x00\x00\x00\x00']
|
|
|
|
codehandler.geckoCodes.codeList.seek(-8, 2)
|
|
for chunk in protectdata:
|
|
codehandler.geckoCodes.codeList.write(chunk)
|
|
codehandler.geckoCodes.codeList.seek(oldpos)
|
|
|
|
def build(self, gctFile, dolFile: DolFile, codehandler: CodeHandler, tmpdir, dump):
|
|
beginTime = time.time()
|
|
|
|
with open(os.path.join(tmpdir, 'tmp.bin'), 'wb+') as tmp, open(dump, 'wb+') as final:
|
|
|
|
if dolFile.get_size() < 0x100:
|
|
shutil.rmtree(tmpdir)
|
|
parser.error('DOL header is corrupted. Please provide a clean file')
|
|
|
|
'''Initialize our codes'''
|
|
|
|
if '.' in gctFile:
|
|
if os.path.splitext(gctFile)[1].lower() == '.txt':
|
|
with open(os.path.join(tmpdir, 'gct.bin'), 'wb+') as temp:
|
|
temp.write(bytes.fromhex('00D0C0DE'*2 + codehandler.gecko_parser(gctFile, codehandler.includeAll) + 'F000000000000000'))
|
|
temp.seek(0)
|
|
codehandler.geckoCodes = GCT(temp)
|
|
elif os.path.splitext(gctFile)[1].lower() == '.gct':
|
|
with open(r'{}'.format(gctFile), 'rb') as gct:
|
|
codehandler.geckoCodes = GCT(gct)
|
|
else:
|
|
parser.error('No valid gecko code file found')
|
|
else:
|
|
with open(os.path.join(tmpdir, 'gct.bin'), 'wb+') as temp:
|
|
temp.write(bytes.fromhex('00D0C0DE'*2))
|
|
|
|
for file in os.listdir(gctFile):
|
|
if os.path.isfile(os.path.join(gctFile, file)):
|
|
if os.path.splitext(file)[1].lower() == '.txt':
|
|
temp.write(bytes.fromhex(codehandler.gecko_parser(os.path.join(gctFile, file), codehandler.includeAll)))
|
|
elif os.path.splitext(file)[1].lower() == '.gct':
|
|
with open(os.path.join(gctFile, file), 'rb') as gct:
|
|
temp.write(gct.read()[8:-8])
|
|
else:
|
|
print(TYELLOW + ' :: WARNING: {} is not a .txt or .gct file'.format(file) + TRESET)
|
|
|
|
temp.write(bytes.fromhex('F000000000000000'))
|
|
temp.seek(0)
|
|
codehandler.geckoCodes = GCT(temp)
|
|
|
|
if self.codeLocation == 'AUTO':
|
|
if codehandler.initAddress + codehandler.handlerLength + codehandler.geckoCodes.size > 0x80002FFF:
|
|
self.codeLocation = 'ARENA'
|
|
else:
|
|
self.codeLocation = 'LEGACY'
|
|
|
|
'''Get entrypoint (or BSS midpoint) for insert'''
|
|
|
|
if self.initAddress:
|
|
dump_address = self.initAddress.lstrip("0x").upper()
|
|
try:
|
|
dolFile.resolve_address(int(dump_address, 16))
|
|
print(TYELLOW + '\n :: WARNING: Init address specified for GeckoLoader (0x{}) clobbers existing dol sections'.format(dump_address) + TRESET)
|
|
except RuntimeError:
|
|
pass
|
|
else:
|
|
dump_address = '{:08X}'.format(dolFile.seek_safe_address((dolFile.bssOffset + (dolFile.bssSize >> 1)) & 0xFFFFFF00,
|
|
get_size(self.rawData) + codehandler.handlerLength + codehandler.geckoCodes.size))
|
|
self.rawData.seek(0)
|
|
|
|
'''Is insertion legacy?'''
|
|
|
|
if codehandler.geckoCodes.size <= 0x10:
|
|
dolFile.save(final)
|
|
if self.verbosity >= 1:
|
|
print(TGREENLIT + '\n :: All codes have been successfully pre patched' + TRESET)
|
|
return
|
|
|
|
if self.codeLocation == 'LEGACY':
|
|
codehandler.allocation = 0x80003000 - (codehandler.initAddress + codehandler.handlerLength)
|
|
status = self.patch_legacy(codehandler, dolFile, tmp)
|
|
if status is False:
|
|
determine_codehook(dolFile, codehandler)
|
|
legacy = True
|
|
else:
|
|
status = self.patch_arena(codehandler, dolFile, dump_address, tmp)
|
|
legacy = False
|
|
|
|
if status is False:
|
|
shutil.rmtree(tmpdir)
|
|
parser.error(TREDLIT + 'Not enough text sections to patch the DOL file! Potentially due to previous mods?\n' + TRESET)
|
|
|
|
dolFile.save(final)
|
|
|
|
if codehandler.allocation < codehandler.geckoCodes.size:
|
|
print(TYELLOW + '\n :: WARNING: Allocated codespace was smaller than the given codelist. The game will crash if run' + TRESET)
|
|
|
|
if self.quiet:
|
|
return
|
|
|
|
if codehandler.allocation > 0x70000:
|
|
print(TYELLOW + f'\n :: WARNING: Allocations beyond 0x70000 will crash certain games. You allocated 0x{codehandler.allocation:X}' + TRESET)
|
|
|
|
elif codehandler.allocation > 0x40000:
|
|
print(TYELLOWLIT + f'\n :: HINT: Recommended allocation limit is 0x40000. You allocated 0x{codehandler.allocation:X}' + TRESET)
|
|
|
|
if self.verbosity >= 2:
|
|
print('')
|
|
if legacy == False:
|
|
info = [TGREENLIT + f' :: GeckoLoader set at address 0x{dump_address.upper()}, start of game modified to address 0x{dump_address.upper()}',
|
|
f' :: Game function "__init_registers" located at address 0x{dolFile.entryPoint:X}'.format(),
|
|
f' :: Code allocation is 0x{codehandler.allocation:X}; codelist size is 0x{codehandler.geckoCodes.size:X}',
|
|
f' :: Codehandler is of type "{codehandler.type}"',
|
|
f' :: Of the 7 text sections in this DOL file, {len(dolFile.textSections)} were already used' + TRESET]
|
|
if codehandler.hookAddress is not None:
|
|
info.insert(2, f' :: Codehandler hooked at 0x{codehandler.hookAddress:08X}')
|
|
|
|
else:
|
|
info = [TGREENLIT + f' :: Game function "__init_registers" located at address 0x{dolFile.entryPoint:X}',
|
|
f' :: Code allocation is 0x{codehandler.allocation:X}; codelist size is 0x{codehandler.geckoCodes.size:X}',
|
|
f' :: Codehandler is of type "{codehandler.type}"',
|
|
f' :: Of the 7 text sections in this DOL file, {len(dolFile.textSections)} were already used' + TRESET]
|
|
if codehandler.hookAddress is not None:
|
|
info.insert(1, f' :: Codehandler hooked at 0x{codehandler.hookAddress:08X}')
|
|
for bit in info:
|
|
print(bit)
|
|
|
|
elif self.verbosity >= 1:
|
|
print('')
|
|
if legacy == False:
|
|
info = [TGREENLIT + f' :: GeckoLoader set at address 0x{dump_address.upper()}',
|
|
f' :: Codehandler is of type "{codehandler.type}"',
|
|
f' :: Code allocation is 0x{codehandler.allocation:X}; codelist size is 0x{codehandler.geckoCodes.size:X}' + TRESET]
|
|
else:
|
|
info = [TGREENLIT + f' :: Codehandler is of type "{codehandler.type}"',
|
|
f' :: Code allocation is 0x{codehandler.allocation:X}; codelist size is 0x{codehandler.geckoCodes.size:X}' + TRESET]
|
|
|
|
for bit in info:
|
|
print(bit)
|
|
|
|
print(TGREENLIT + f'\n :: Compiled in {(time.time() - beginTime):0.4f} seconds!\n' + TRESET)
|