mirror of
https://github.com/morpheus65535/bazarr
synced 2024-12-23 00:03:33 +00:00
155 lines
5.4 KiB
Python
155 lines
5.4 KiB
Python
#
|
|
# p7zr library
|
|
#
|
|
# Copyright (c) 2019 Hiroshi Miura <miurahr@linux.com>
|
|
# Copyright (c) 2004-2015 by Joachim Bauch, mail@joachim-bauch.de
|
|
# 7-Zip Copyright (C) 1999-2010 Igor Pavlov
|
|
# LZMA SDK Copyright (C) 1999-2010 Igor Pavlov
|
|
#
|
|
# This library is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU Lesser General Public
|
|
# License as published by the Free Software Foundation; either
|
|
# version 2.1 of the License, or (at your option) any later version.
|
|
#
|
|
# This library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
# Lesser General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser General Public
|
|
# License along with this library; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
#
|
|
|
|
import binascii
|
|
from enum import Enum
|
|
from typing import Optional
|
|
|
|
MAGIC_7Z = binascii.unhexlify('377abcaf271c')
|
|
FINISH_7Z = binascii.unhexlify('377abcaf271d')
|
|
READ_BLOCKSIZE = 32248
|
|
QUEUELEN = READ_BLOCKSIZE * 2
|
|
|
|
READ_BLOCKSIZE = 32248
|
|
|
|
|
|
class ByteEnum(bytes, Enum):
|
|
pass
|
|
|
|
|
|
class Property(ByteEnum):
|
|
"""Hold 7zip property fixed values."""
|
|
END = binascii.unhexlify('00')
|
|
HEADER = binascii.unhexlify('01')
|
|
ARCHIVE_PROPERTIES = binascii.unhexlify('02')
|
|
ADDITIONAL_STREAMS_INFO = binascii.unhexlify('03')
|
|
MAIN_STREAMS_INFO = binascii.unhexlify('04')
|
|
FILES_INFO = binascii.unhexlify('05')
|
|
PACK_INFO = binascii.unhexlify('06')
|
|
UNPACK_INFO = binascii.unhexlify('07')
|
|
SUBSTREAMS_INFO = binascii.unhexlify('08')
|
|
SIZE = binascii.unhexlify('09')
|
|
CRC = binascii.unhexlify('0a')
|
|
FOLDER = binascii.unhexlify('0b')
|
|
CODERS_UNPACK_SIZE = binascii.unhexlify('0c')
|
|
NUM_UNPACK_STREAM = binascii.unhexlify('0d')
|
|
EMPTY_STREAM = binascii.unhexlify('0e')
|
|
EMPTY_FILE = binascii.unhexlify('0f')
|
|
ANTI = binascii.unhexlify('10')
|
|
NAME = binascii.unhexlify('11')
|
|
CREATION_TIME = binascii.unhexlify('12')
|
|
LAST_ACCESS_TIME = binascii.unhexlify('13')
|
|
LAST_WRITE_TIME = binascii.unhexlify('14')
|
|
ATTRIBUTES = binascii.unhexlify('15')
|
|
COMMENT = binascii.unhexlify('16')
|
|
ENCODED_HEADER = binascii.unhexlify('17')
|
|
START_POS = binascii.unhexlify('18')
|
|
DUMMY = binascii.unhexlify('19')
|
|
|
|
|
|
class CompressionMethod(ByteEnum):
|
|
"""Hold fixed values for method parameter."""
|
|
COPY = binascii.unhexlify('00')
|
|
DELTA = binascii.unhexlify('03')
|
|
BCJ = binascii.unhexlify('04')
|
|
PPC = binascii.unhexlify('05')
|
|
IA64 = binascii.unhexlify('06')
|
|
ARM = binascii.unhexlify('07')
|
|
ARMT = binascii.unhexlify('08')
|
|
SPARC = binascii.unhexlify('09')
|
|
# SWAP = 02..
|
|
SWAP2 = binascii.unhexlify('020302')
|
|
SWAP4 = binascii.unhexlify('020304')
|
|
# 7Z = 03..
|
|
LZMA = binascii.unhexlify('030101')
|
|
PPMD = binascii.unhexlify('030401')
|
|
P7Z_BCJ = binascii.unhexlify('03030103')
|
|
P7Z_BCJ2 = binascii.unhexlify('0303011B')
|
|
BCJ_PPC = binascii.unhexlify('03030205')
|
|
BCJ_IA64 = binascii.unhexlify('03030401')
|
|
BCJ_ARM = binascii.unhexlify('03030501')
|
|
BCJ_ARMT = binascii.unhexlify('03030701')
|
|
BCJ_SPARC = binascii.unhexlify('03030805')
|
|
LZMA2 = binascii.unhexlify('21')
|
|
# MISC : 04..
|
|
MISC_ZIP = binascii.unhexlify('0401')
|
|
MISC_BZIP2 = binascii.unhexlify('040202')
|
|
MISC_DEFLATE = binascii.unhexlify('040108')
|
|
MISC_DEFLATE64 = binascii.unhexlify('040109')
|
|
MISC_Z = binascii.unhexlify('0405')
|
|
MISC_LZH = binascii.unhexlify('0406')
|
|
NSIS_DEFLATE = binascii.unhexlify('040901')
|
|
NSIS_BZIP2 = binascii.unhexlify('040902')
|
|
#
|
|
MISC_ZSTD = binascii.unhexlify('04f71101')
|
|
MISC_BROTLI = binascii.unhexlify('04f71102')
|
|
MISC_LZ4 = binascii.unhexlify('04f71104')
|
|
MISC_LZS = binascii.unhexlify('04f71105')
|
|
MISC_LIZARD = binascii.unhexlify('04f71106')
|
|
# CRYPTO 06..
|
|
CRYPT_ZIPCRYPT = binascii.unhexlify('06f10101')
|
|
CRYPT_RAR29AES = binascii.unhexlify('06f10303')
|
|
CRYPT_AES256_SHA256 = binascii.unhexlify('06f10701')
|
|
|
|
|
|
class SupportedMethods:
|
|
"""Hold list of methods which python3 can support."""
|
|
formats = [{'name': "7z", 'magic': MAGIC_7Z}]
|
|
codecs = [{'id': CompressionMethod.LZMA, 'name': "LZMA"},
|
|
{'id': CompressionMethod.LZMA2, 'name': "LZMA2"},
|
|
{'id': CompressionMethod.DELTA, 'name': "DELTA"},
|
|
{'id': CompressionMethod.P7Z_BCJ, 'name': "BCJ"},
|
|
{'id': CompressionMethod.BCJ_PPC, 'name': 'PPC'},
|
|
{'id': CompressionMethod.BCJ_IA64, 'name': 'IA64'},
|
|
{'id': CompressionMethod.BCJ_ARM, 'name': "ARM"},
|
|
{'id': CompressionMethod.BCJ_ARMT, 'name': "ARMT"},
|
|
{'id': CompressionMethod.BCJ_SPARC, 'name': 'SPARC'}
|
|
]
|
|
|
|
|
|
# this class is Borg/Singleton
|
|
class ArchivePassword:
|
|
|
|
_shared_state = {
|
|
'_password': None,
|
|
}
|
|
|
|
def __init__(self, password: Optional[str] = None):
|
|
self.__dict__ = self._shared_state
|
|
if password is not None:
|
|
self._password = password
|
|
|
|
def set(self, password):
|
|
self._password = password
|
|
|
|
def get(self):
|
|
if self._password is not None:
|
|
return self._password
|
|
else:
|
|
return ''
|
|
|
|
def __str__(self):
|
|
if self._password is not None:
|
|
return self._password
|
|
else:
|
|
return ''
|