dissect.fve.crypto.base

Module Contents

Classes

Cipher
IV
Plain
Plain64
Plain64BE
EBOIV
ESSIV
Elephant

Attributes

ENCRYPT
DECRYPT

dissect.fve.crypto.base.ENCRYPT = 0

dissect.fve.crypto.base.DECRYPT = 1

class dissect.fve.crypto.base.Cipher(key: bytes, key_size: int, block_size: int, iv_mode: type[IV], iv_options: str, sector_size: int = 512, iv_sector_size: int = 512)

key

key_size

key_size_bytes

block_size

sector_size = 512

iv_sector_size = 512

iv_mode

encrypt(ciphertext: bytes, sector: int = 0, output: bytearray | None = None) → bytes | None

decrypt(ciphertext: bytes, sector: int = 0, output: bytearray | None = None) → bytes | None

class dissect.fve.crypto.base.IV(cipher: Cipher, key: bytes, iv_options: str | None = None)

cipher

iv_size

generate(mode: int, iv: bytearray, data: bytearray, sector: int = 0) → None

post(mode: int, data: bytearray, sector: int = 0) → None

class dissect.fve.crypto.base.Plain(cipher: Cipher, key: bytes, iv_options: str | None = None)

Bases: IV

generate(mode: int, iv: bytearray, data: bytearray, sector: int = 0) → None

class dissect.fve.crypto.base.Plain64(cipher: Cipher, key: bytes, iv_options: str | None = None)

Bases: IV

generate(mode: int, iv: bytearray, data: bytearray, sector: int = 0) → None

class dissect.fve.crypto.base.Plain64BE(cipher: Cipher, key: bytes, iv_options: str | None = None)

Bases: IV

generate(mode: int, iv: bytearray, data: bytearray, sector: int = 0) → None

class dissect.fve.crypto.base.EBOIV(cipher: Cipher, key: bytes, iv_options: str | None = None)

Bases: IV

class dissect.fve.crypto.base.ESSIV(cipher: Cipher, key: bytes, iv_options: str | None = None)

Bases: IV

class dissect.fve.crypto.base.Elephant(cipher: Cipher, key: bytes, iv_options: str | None = None)

Bases: IV