#! /usr/bin/python
-# ineptepub.pyw, version 2
+# ineptepub.pyw, version 3
# To run this program install Python 2.6 from http://www.python.org/download/
# and PyCrypto from http://www.voidspace.org.uk/python/modules.shtml#pycrypto
# Revision history:
# 1 - Initial release
# 2 - Rename to INEPT, fix exit code
+# 3 - Add cmd or gui choosing
"""
Decrypt Adobe ADEPT-encrypted EPUB books.
def __init__(self, bytes):
self.bytes = bytes
self.index = 0
-
+
def get(self, length):
if self.index + length > len(self.bytes):
raise ASN1Error("Error decoding ASN.1")
x |= self.bytes[self.index]
self.index += 1
return x
-
+
def getFixBytes(self, lengthBytes):
bytes = self.bytes[self.index : self.index+lengthBytes]
self.index += lengthBytes
return bytes
-
+
def getVarBytes(self, lengthLength):
lengthBytes = self.get(lengthLength)
return self.getFixBytes(lengthBytes)
-
+
def getFixList(self, length, lengthList):
l = [0] * lengthList
for x in range(lengthList):
l[x] = self.get(length)
return l
-
+
def getVarList(self, length, lengthLength):
lengthList = self.get(lengthLength)
if lengthList % length != 0:
for x in range(lengthList):
l[x] = self.get(length)
return l
-
+
def startLengthCheck(self, lengthLength):
self.lengthCheck = self.get(lengthLength)
self.indexCheck = self.index
-
+
def setLengthCheck(self, length):
self.lengthCheck = length
self.indexCheck = self.index
-
+
def stopLengthCheck(self):
if (self.index - self.indexCheck) != self.lengthCheck:
raise ASN1Error("Error decoding ASN.1")
-
+
def atLengthCheck(self):
if (self.index - self.indexCheck) < self.lengthCheck:
return False
path = elem.get('URI', None)
if path is not None:
encrypted.add(path)
-
+
def decompress(self, bytes):
dc = zlib.decompressobj(-15)
bytes = dc.decompress(bytes)
if ex:
bytes = bytes + ex
return bytes
-
+
def decrypt(self, path, data):
if path in self._encrypted:
data = self._aes.decrypt(data)[16:]