def decompress_rom_file(self, file, decomp_file):
validCRC = [
[0xEC, 0x70, 0x11, 0xB7, 0x76, 0x16, 0xD7, 0x2B], # Compressed
[0x70, 0xEC, 0xB7, 0x11, 0x16, 0x76, 0x2B,
0xD7], # Byteswap compressed
[0x93, 0x52, 0x2E, 0x7B, 0xE5, 0x06, 0xD4, 0x27], # Decompressed
]
# Validate ROM file
file_name = os.path.splitext(file)
romCRC = list(self.buffer[0x10:0x18])
if romCRC not in validCRC:
# Bad CRC validation
raise RuntimeError('ROM file %s is not a valid OoT 1.0 US ROM.' %
file)
elif len(self.buffer) < 0x2000000 or len(self.buffer) > (
0x4000000) or file_name[1] not in ['.z64', '.n64']:
# ROM is too big, or too small, or not a bad type
raise RuntimeError('ROM file %s is not a valid OoT 1.0 US ROM.' %
file)
elif len(self.buffer) == 0x2000000:
# If Input ROM is compressed, then Decompress it
subcall = []
if is_bundled():
sub_dir = "."
else:
sub_dir = "Decompress"
if platform.system() == 'Windows':
if 8 * struct.calcsize("P") == 64:
subcall = [sub_dir + "\\Decompress.exe", file, decomp_file]
else:
subcall = [
sub_dir + "\\Decompress32.exe", file, decomp_file
]
elif platform.system() == 'Linux':
if platform.uname()[4] == 'aarch64' or platform.uname(
)[4] == 'arm64':
subcall = [
sub_dir + "/Decompress_ARM64", file, decomp_file
]
else:
subcall = [sub_dir + "/Decompress", file, decomp_file]
elif platform.system() == 'Darwin':
subcall = [sub_dir + "/Decompress.out", file, decomp_file]
else:
raise RuntimeError(
'Unsupported operating system for decompression. Please supply an already decompressed ROM.'
)
subprocess.call(subcall, **subprocess_args())
self.read_rom(decomp_file)
else:
# ROM file is a valid and already uncompressed
pass
def run_process(window, logger, args):
process = subprocess.Popen(args, **subprocess_args(True))
filecount = None
while True:
line = process.stdout.readline()
if line != b'':
find_index = line.find(b'files remaining')
if find_index > -1:
files = int(line[:find_index].strip())
if filecount == None:
filecount = files
window.update_progress(65 + 30 * (1 - files / filecount))
logger.info(line.decode('utf-8').strip('\n'))
else:
break
