def main(argc, argv):
if argc != 2:
print 'Usage: %s local_wireless_gift [output]' % argv[0]
sys.exit(1)
gift = safe_read(argv[1])
dec_size, comp_size = up('<II', gift[0x34:0x3C])
if comp_size >= 0x5000 or dec_size >= 0x5000 or len(
gift) != 0x3C + comp_size + 8:
print 'Error: %s is not a valid wifi gift!' % argv[1]
enc_gift = gift[0x3C:]
valid, dec_gift = memecrypto.verify_meme_data(enc_gift, 'local_wireless')
if not valid:
print 'Error: %s is not a valid memesigned gift!' % argv[1]
sys.exit(1)
dec_gift = lzss.decompress(dec_gift[:-0x8])
prefix, ext = os.path.splitext(argv[1])
if len(dec_gift) == 0x310:
print 'Gift is a single wondercard! Writing...'
safe_write('%s_dec.wc7full' % prefix, dec_gift)
elif len(dec_gift) % 0x310 == 0:
num_cards = len(dec_gift) / 0x310
print 'Gift is %d wondercards! Writing...' % num_cards
cards = up('<' + '784s' * num_cards, dec_gift)
for i, card in enumerate(cards):
safe_write('%s_dec_%d.wc7full' % (prefix, i), card)
else:
print 'Unknown local wireless gift, writing raw...'
safe_write('%s_dec.%s' % (prefix, ext), dec_gift)
print 'Done!'
return 0
def __init__(self, fileobj):
# Read the file data
data = fileobj.read()
# Decompress the file
compressedSize = struct.unpack_from("<L", data)[0]
data = lzss.decompress(data[4:4 + compressedSize])
# Parse the pointer table
numSections = 7
tableSize = numSections * 4
pointers = struct.unpack_from("<%dL" % numSections, data)
self.basePointer = pointers[0]
pointers += (self.basePointer + len(data) - tableSize, ) # dummy pointer to determine end of last section
# Extract the section data (assumption: the pointers are in
# ascending order, so the size of each section equals the difference
# between adjacent pointers)
self.sections = []
for i in xrange(len(pointers) - 1):
start = pointers[i] - self.basePointer + tableSize
end = pointers[i + 1] - self.basePointer + tableSize
assert end >= start
self.sections.append(data[start:end])
def __init__(self, fileobj):
# Read the file data
data = fileobj.read()
# Decompress the file
compressedSize = struct.unpack_from("<L", data)[0]
data = lzss.decompress(data[4:4 + compressedSize])
# Parse the pointer table
numSections = 7
tableSize = numSections * 4
pointers = struct.unpack_from("<%dL" % numSections, data)
self.basePointer = pointers[0]
pointers += (self.basePointer + len(data) - tableSize,
) # dummy pointer to determine end of last section
# Extract the section data (assumption: the pointers are in
# ascending order, so the size of each section equals the difference
# between adjacent pointers)
self.sections = []
for i in xrange(len(pointers) - 1):
start = pointers[i] - self.basePointer + tableSize
end = pointers[i + 1] - self.basePointer + tableSize
assert end >= start
self.sections.append(data[start:end])
def export_data(in_file_path, out_folder_path):
'''
Function for exporting data from LZS files
'''
bd_logger("Starting export_data...")
if not os.path.exists(out_folder_path):
os.makedirs(out_folder_path)
lzs_file = open(in_file_path, 'rb')
lzs_file_size = os.path.getsize(in_file_path)
lzs_file.seek(lzs_file_size - 4)
tail_start_offset = struct.unpack("<L", lzs_file.read(4))[0]
lzs_file.seek(tail_start_offset)
curr_offset = lzs_file.tell()
file_count = 0
path_arr = []
name_arr = []
offset_arr = []
comp_size_arr = []
while curr_offset < lzs_file_size - 4:
file_count += 1
file_name = get_name(lzs_file)
file_offset = struct.unpack("<L", lzs_file.read(4))[0]
file_comp_size = struct.unpack("<L", lzs_file.read(4))[0]
file_uncomp_size = struct.unpack("<L", lzs_file.read(4))[0]
lzs_file.read(4)
file_path = out_folder_path + file_name
curr_offset = lzs_file.tell()
name_arr.append(file_name)
path_arr.append(file_path)
offset_arr.append(file_offset)
comp_size_arr.append(file_comp_size)
for i in range(file_count):
f_path = path_arr[i]
f_name = name_arr[i]
print(f_path)
lzs_file.seek(offset_arr[i])
file_data = lzs_file.read(comp_size_arr[i])
file_data = lzss.decompress(file_data)
out_file = open(f_path, "wb+")
out_file.write(file_data)
out_file.close()
lzs_file.close()
bd_logger("Ending export_data...")
def load_monbook_ja(filename):
with open(filename, "rb") as f:
data = decompress(f.read())
idx = data.find(b'\x10\x00\x00\x00')
data = data[:idx]
results = []
while len(data) > 0:
results.append(data[:MONBOOK_PARAGRAPH_LENGTH])
data = data[MONBOOK_PARAGRAPH_LENGTH:]
return results
def __init__(self, fileobj):
# Read the file data
cmpData = fileobj.read()
# Decompress the file
compressedSize = struct.unpack_from("<L", cmpData)[0]
self.data = bytearray(lzss.decompress(cmpData[4:4 + compressedSize]))
# Find the script section
offset = struct.unpack_from("<L", self.data, 0x14)[0]
size = struct.unpack_from("<L", self.data, 0x18)[0] - offset
self.scriptStart = offset + 4
self.scriptEnd = self.scriptStart + size
def decompressLzss(data):
return lzss.decompress(data)
if args.filename == "monbook":
monbook_ja = load_monbook_ja(f"{GAME_DATA_IN_DIR}/BATTLE/MONBOOK.TIM")
try:
monbook_en = load_monbook_translations(
f"{TRANSLATIONS_PATH}/en.{args.filename}.txt")
except ValueError as e:
too_many_bytes = True
too_many_bytes_reason = str(e)
if too_many_bytes:
print(too_many_bytes_reason)
else:
with open(f"{GAME_DATA_IN_DIR}/BATTLE/MONBOOK.TIM", "rb") as f:
data = decompress(f.read())
for i in range(len(monbook_en)):
data = data.replace(monbook_ja[i], monbook_en[i])
compressed_data = compress(data)
with open(f"{GAME_DATA_OUT_DIR}/BATTLE/MONBOOK.TIM", "wb") as f:
f.write(compressed_data)
else:
if args.filename == "slps":
with open(f"{GAME_DATA_IN_DIR}/SLPS_014.68", "rb") as f:
rawdata = f.read()
elif args.filename == "fdevent":
with open(f"{GAME_DATA_IN_DIR}/FIELD/FDEVENT.ACB", "rb") as f:
rawdata = f.read()
def decompressLzss(data):
return lzss.decompress(data)
