OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	10/28/2024 06:50:42 AM	rwxr-xr-x
📄 BaseHTTPServer.py	22.21 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 Bastion.py	5.61 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 CGIHTTPServer.py	12.78 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 ConfigParser.py	27.1 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 Cookie.py	25.92 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 DocXMLRPCServer.py	10.52 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 HTMLParser.py	16.77 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 LICENSE.txt	12.47 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 MimeWriter.py	6.33 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 Queue.py	8.38 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 SimpleHTTPServer.py	7.81 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 SimpleXMLRPCServer.py	25.21 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 SocketServer.py	23.39 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 StringIO.py	10.41 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 UserDict.py	6.89 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 UserList.py	3.56 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 UserString.py	9.46 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 _LWPCookieJar.py	6.4 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 _MozillaCookieJar.py	5.66 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 __future__.py	4.28 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 __phello__.foo.py	64 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 _abcoll.py	18.18 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 _osx_support.py	18.65 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 _pyio.py	68 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 _strptime.py	20.24 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 _sysconfigdata.py	126 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 _threading_local.py	7.09 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 _weakrefset.py	5.77 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 abc.py	6.98 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 aifc.py	33.77 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 antigravity.py	60 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 anydbm.py	2.6 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 argparse.egg-info	217 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 argparse.py	87.14 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 ast.py	11.53 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 asynchat.py	11.31 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 asyncore.py	20.45 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 atexit.py	1.67 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 audiodev.py	7.42 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 base64.py	11.53 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 bdb.py	21.21 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 binhex.py	14.35 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 bisect.py	2.53 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 bsddb	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 cProfile.py	6.42 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 calendar.py	22.84 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 cgi.py	34.96 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 cgitb.py	11.89 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 chunk.py	5.29 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 cmd.py	14.67 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 code.py	9.95 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 codecs.py	35.3 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 codeop.py	5.86 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 collections.py	27.15 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 colorsys.py	3.6 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 commands.py	2.49 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 compileall.py	7.58 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 compiler	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 config-x86_64-linux-gnu	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 contextlib.py	4.32 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 cookielib.py	63.9 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 copy.py	11.26 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 copy_reg.py	6.81 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 csv.py	16.32 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 ctypes	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 curses	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 dbhash.py	498 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 decimal.py	216.73 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 difflib.py	80.4 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 dircache.py	1.1 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 dis.py	6.35 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 dist-packages	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 distutils	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 doctest.py	102.63 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 dumbdbm.py	8.93 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 dummy_thread.py	4.31 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 dummy_threading.py	2.74 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 email	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 encodings	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 ensurepip	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 filecmp.py	9.36 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 fileinput.py	13.42 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 fnmatch.py	3.24 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 formatter.py	14.56 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 fpformat.py	4.62 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 fractions.py	21.87 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 ftplib.py	37.65 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 functools.py	4.69 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 genericpath.py	3.13 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 getopt.py	7.15 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 getpass.py	5.43 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 gettext.py	22.48 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 glob.py	3.04 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 gzip.py	18.58 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 hashlib.py	7.66 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 heapq.py	17.87 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 hmac.py	4.48 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 hotshot	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 htmlentitydefs.py	17.63 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 htmllib.py	12.57 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 httplib.py	51.72 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 ihooks.py	18.54 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 imaplib.py	47.23 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 imghdr.py	3.46 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 importlib	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 imputil.py	25.16 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 inspect.py	42 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 io.py	3.24 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 json	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 keyword.py	1.95 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📁 lib-dynload	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 lib-tk	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📁 lib2to3	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 linecache.py	3.93 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 locale.py	100.43 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 logging	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 macpath.py	6.14 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 macurl2path.py	2.67 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 mailbox.py	79.34 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 mailcap.py	8.21 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 markupbase.py	14.3 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 md5.py	358 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 mhlib.py	32.65 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 mimetools.py	7 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 mimetypes.py	20.54 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 mimify.py	14.67 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 modulefinder.py	23.89 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 multifile.py	4.71 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 multiprocessing	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 mutex.py	1.83 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 netrc.py	5.75 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 new.py	610 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 nntplib.py	20.97 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 ntpath.py	18.97 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 nturl2path.py	2.36 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 numbers.py	10.08 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 opcode.py	5.35 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 optparse.py	59.77 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 os.py	25.3 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 os2emxpath.py	4.53 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pdb.doc	7.73 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pdb.py	45.02 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 pickle.py	44.42 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pickletools.py	72.78 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pipes.py	9.36 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pkgutil.py	19.77 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 plat-x86_64-linux-gnu	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 platform.py	52.52 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 plistlib.py	14.83 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 popen2.py	8.22 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 poplib.py	12.52 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 posixfile.py	7.82 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 posixpath.py	13.96 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pprint.py	11.5 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 profile.py	22.25 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 pstats.py	26.09 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pty.py	4.94 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 py_compile.py	6.14 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pyclbr.py	13.07 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 pydoc.py	93.9 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📁 pydoc_data	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 quopri.py	6.8 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 random.py	31.7 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 re.py	13.11 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 repr.py	4.2 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 rexec.py	19.68 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 rfc822.py	32.76 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 rlcompleter.py	5.85 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 robotparser.py	7.51 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 runpy.py	10.82 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sched.py	4.97 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sets.py	18.6 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sgmllib.py	17.46 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sha.py	393 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 shelve.py	7.99 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 shlex.py	10.9 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 shutil.py	19.41 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 site.py	19.48 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sitecustomize.py	155 bytes	11/07/2019 10:07:09 AM	rw-r--r--
📄 smtpd.py	18.11 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 smtplib.py	31.38 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 sndhdr.py	5.83 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 socket.py	20.13 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 sqlite3	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 sre.py	384 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 sre_compile.py	19.36 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sre_constants.py	7.03 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sre_parse.py	29.98 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 ssl.py	36.58 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 stat.py	1.8 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 statvfs.py	898 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 string.py	21.04 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 stringold.py	12.16 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 stringprep.py	13.21 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 struct.py	82 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 subprocess.py	49.34 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sunau.py	16.82 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sunaudio.py	1.37 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 symbol.py	2.01 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 symtable.py	7.26 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 sysconfig.py	24.9 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 tabnanny.py	11.07 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 tarfile.py	88.53 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 telnetlib.py	26.4 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 tempfile.py	19.09 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 test	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 textwrap.py	16.88 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 this.py	1002 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 threading.py	46.01 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 timeit.py	12.49 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 toaiff.py	3.07 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 token.py	2.85 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 tokenize.py	17.07 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 trace.py	29.19 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 traceback.py	11.02 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 tty.py	879 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 types.py	2.04 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 unittest	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 urllib.py	58.68 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 urllib2.py	51.57 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 urlparse.py	16.78 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 user.py	1.59 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 uu.py	6.4 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 uuid.py	22.63 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 warnings.py	14.48 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 wave.py	18.15 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 weakref.py	14.48 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 webbrowser.py	22.19 KB	03/08/2023 06:40:28 PM	rwxr-xr-x
📄 whichdb.py	3.3 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 wsgiref	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 wsgiref.egg-info	187 bytes	03/08/2023 06:40:28 PM	rw-r--r--
📄 xdrlib.py	5.93 KB	03/08/2023 06:40:28 PM	rw-r--r--
📁 xml	-	05/09/2024 07:14:10 AM	rwxr-xr-x
📄 xmllib.py	34.05 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 xmlrpclib.py	50.91 KB	03/08/2023 06:40:28 PM	rw-r--r--
📄 zipfile.py	58.08 KB	03/08/2023 06:40:28 PM	rw-r--r--

Editing: base64.py

#! /usr/bin/python2.7

"""RFC 3548: Base16, Base32, Base64 Data Encodings"""

# Modified 04-Oct-1995 by Jack Jansen to use binascii module
# Modified 30-Dec-2003 by Barry Warsaw to add full RFC 3548 support

import re
import struct
import string
import binascii

__all__ = [
    # Legacy interface exports traditional RFC 1521 Base64 encodings
    'encode', 'decode', 'encodestring', 'decodestring',
    # Generalized interface for other encodings
    'b64encode', 'b64decode', 'b32encode', 'b32decode',
    'b16encode', 'b16decode',
    # Standard Base64 encoding
    'standard_b64encode', 'standard_b64decode',
    # Some common Base64 alternatives.  As referenced by RFC 3458, see thread
    # starting at:
    #
    # http://zgp.org/pipermail/p2p-hackers/2001-September/000316.html
    'urlsafe_b64encode', 'urlsafe_b64decode',
    ]

_translation = [chr(_x) for _x in range(256)]
EMPTYSTRING = ''

def _translate(s, altchars):
    translation = _translation[:]
    for k, v in altchars.items():
        translation[ord(k)] = v
    return s.translate(''.join(translation))

# Base64 encoding/decoding uses binascii

def b64encode(s, altchars=None):
    """Encode a string using Base64.

s is the string to encode.  Optional altchars must be a string of at least
    length 2 (additional characters are ignored) which specifies an
    alternative alphabet for the '+' and '/' characters.  This allows an
    application to e.g. generate url or filesystem safe Base64 strings.

The encoded string is returned.
    """
    # Strip off the trailing newline
    encoded = binascii.b2a_base64(s)[:-1]
    if altchars is not None:
        return encoded.translate(string.maketrans(b'+/', altchars[:2]))
    return encoded

def b64decode(s, altchars=None):
    """Decode a Base64 encoded string.

s is the string to decode.  Optional altchars must be a string of at least
    length 2 (additional characters are ignored) which specifies the
    alternative alphabet used instead of the '+' and '/' characters.

The decoded string is returned.  A TypeError is raised if s is
    incorrectly padded.  Characters that are neither in the normal base-64
    alphabet nor the alternative alphabet are discarded prior to the padding
    check.
    """
    if altchars is not None:
        s = s.translate(string.maketrans(altchars[:2], '+/'))
    try:
        return binascii.a2b_base64(s)
    except binascii.Error, msg:
        # Transform this exception for consistency
        raise TypeError(msg)

def standard_b64encode(s):
    """Encode a string using the standard Base64 alphabet.

s is the string to encode.  The encoded string is returned.
    """
    return b64encode(s)

def standard_b64decode(s):
    """Decode a string encoded with the standard Base64 alphabet.

Argument s is the string to decode.  The decoded string is returned.  A
    TypeError is raised if the string is incorrectly padded.  Characters that
    are not in the standard alphabet are discarded prior to the padding
    check.
    """
    return b64decode(s)

_urlsafe_encode_translation = string.maketrans(b'+/', b'-_')
_urlsafe_decode_translation = string.maketrans(b'-_', b'+/')

def urlsafe_b64encode(s):
    """Encode a string using the URL- and filesystem-safe Base64 alphabet.

Argument s is the string to encode.  The encoded string is returned.  The
    alphabet uses '-' instead of '+' and '_' instead of '/'.
    """
    return b64encode(s).translate(_urlsafe_encode_translation)

def urlsafe_b64decode(s):
    """Decode a string using the URL- and filesystem-safe Base64 alphabet.

Argument s is the string to decode.  The decoded string is returned.  A
    TypeError is raised if the string is incorrectly padded.  Characters that
    are not in the URL-safe base-64 alphabet, and are not a plus '+' or slash
    '/', are discarded prior to the padding check.

The alphabet uses '-' instead of '+' and '_' instead of '/'.
    """
    return b64decode(s.translate(_urlsafe_decode_translation))

# Base32 encoding/decoding must be done in Python
_b32alphabet = {
    0: 'A',  9: 'J', 18: 'S', 27: '3',
    1: 'B', 10: 'K', 19: 'T', 28: '4',
    2: 'C', 11: 'L', 20: 'U', 29: '5',
    3: 'D', 12: 'M', 21: 'V', 30: '6',
    4: 'E', 13: 'N', 22: 'W', 31: '7',
    5: 'F', 14: 'O', 23: 'X',
    6: 'G', 15: 'P', 24: 'Y',
    7: 'H', 16: 'Q', 25: 'Z',
    8: 'I', 17: 'R', 26: '2',
    }

_b32tab = _b32alphabet.items()
_b32tab.sort()
_b32tab = [v for k, v in _b32tab]
_b32rev = dict([(v, long(k)) for k, v in _b32alphabet.items()])

def b32encode(s):
    """Encode a string using Base32.

s is the string to encode.  The encoded string is returned.
    """
    parts = []
    quanta, leftover = divmod(len(s), 5)
    # Pad the last quantum with zero bits if necessary
    if leftover:
        s += ('\0' * (5 - leftover))
        quanta += 1
    for i in range(quanta):
        # c1 and c2 are 16 bits wide, c3 is 8 bits wide.  The intent of this
        # code is to process the 40 bits in units of 5 bits.  So we take the 1
        # leftover bit of c1 and tack it onto c2.  Then we take the 2 leftover
        # bits of c2 and tack them onto c3.  The shifts and masks are intended
        # to give us values of exactly 5 bits in width.
        c1, c2, c3 = struct.unpack('!HHB', s[i*5:(i+1)*5])
        c2 += (c1 & 1) << 16 # 17 bits wide
        c3 += (c2 & 3) << 8  # 10 bits wide
        parts.extend([_b32tab[c1 >> 11],         # bits 1 - 5
                      _b32tab[(c1 >> 6) & 0x1f], # bits 6 - 10
                      _b32tab[(c1 >> 1) & 0x1f], # bits 11 - 15
                      _b32tab[c2 >> 12],         # bits 16 - 20 (1 - 5)
                      _b32tab[(c2 >> 7) & 0x1f], # bits 21 - 25 (6 - 10)
                      _b32tab[(c2 >> 2) & 0x1f], # bits 26 - 30 (11 - 15)
                      _b32tab[c3 >> 5],          # bits 31 - 35 (1 - 5)
                      _b32tab[c3 & 0x1f],        # bits 36 - 40 (1 - 5)
                      ])
    encoded = EMPTYSTRING.join(parts)
    # Adjust for any leftover partial quanta
    if leftover == 1:
        return encoded[:-6] + '======'
    elif leftover == 2:
        return encoded[:-4] + '===='
    elif leftover == 3:
        return encoded[:-3] + '==='
    elif leftover == 4:
        return encoded[:-1] + '='
    return encoded

def b32decode(s, casefold=False, map01=None):
    """Decode a Base32 encoded string.

s is the string to decode.  Optional casefold is a flag specifying whether
    a lowercase alphabet is acceptable as input.  For security purposes, the
    default is False.

RFC 3548 allows for optional mapping of the digit 0 (zero) to the letter O
    (oh), and for optional mapping of the digit 1 (one) to either the letter I
    (eye) or letter L (el).  The optional argument map01 when not None,
    specifies which letter the digit 1 should be mapped to (when map01 is not
    None, the digit 0 is always mapped to the letter O).  For security
    purposes the default is None, so that 0 and 1 are not allowed in the
    input.

The decoded string is returned.  A TypeError is raised if s were
    incorrectly padded or if there are non-alphabet characters present in the
    string.
    """
    quanta, leftover = divmod(len(s), 8)
    if leftover:
        raise TypeError('Incorrect padding')
    # Handle section 2.4 zero and one mapping.  The flag map01 will be either
    # False, or the character to map the digit 1 (one) to.  It should be
    # either L (el) or I (eye).
    if map01:
        s = s.translate(string.maketrans(b'01', b'O' + map01))
    if casefold:
        s = s.upper()
    # Strip off pad characters from the right.  We need to count the pad
    # characters because this will tell us how many null bytes to remove from
    # the end of the decoded string.
    padchars = 0
    mo = re.search('(?P<pad>[=]*)$', s)
    if mo:
        padchars = len(mo.group('pad'))
        if padchars > 0:
            s = s[:-padchars]
    # Now decode the full quanta
    parts = []
    acc = 0
    shift = 35
    for c in s:
        val = _b32rev.get(c)
        if val is None:
            raise TypeError('Non-base32 digit found')
        acc += _b32rev[c] << shift
        shift -= 5
        if shift < 0:
            parts.append(binascii.unhexlify('%010x' % acc))
            acc = 0
            shift = 35
    # Process the last, partial quanta
    last = binascii.unhexlify('%010x' % acc)
    if padchars == 0:
        last = ''                       # No characters
    elif padchars == 1:
        last = last[:-1]
    elif padchars == 3:
        last = last[:-2]
    elif padchars == 4:
        last = last[:-3]
    elif padchars == 6:
        last = last[:-4]
    else:
        raise TypeError('Incorrect padding')
    parts.append(last)
    return EMPTYSTRING.join(parts)

# RFC 3548, Base 16 Alphabet specifies uppercase, but hexlify() returns
# lowercase.  The RFC also recommends against accepting input case
# insensitively.
def b16encode(s):
    """Encode a string using Base16.

s is the string to encode.  The encoded string is returned.
    """
    return binascii.hexlify(s).upper()

def b16decode(s, casefold=False):
    """Decode a Base16 encoded string.

s is the string to decode.  Optional casefold is a flag specifying whether
    a lowercase alphabet is acceptable as input.  For security purposes, the
    default is False.

The decoded string is returned.  A TypeError is raised if s is
    incorrectly padded or if there are non-alphabet characters present in the
    string.
    """
    if casefold:
        s = s.upper()
    if re.search('[^0-9A-F]', s):
        raise TypeError('Non-base16 digit found')
    return binascii.unhexlify(s)

# Legacy interface.  This code could be cleaned up since I don't believe
# binascii has any line length limitations.  It just doesn't seem worth it
# though.

MAXLINESIZE = 76 # Excluding the CRLF
MAXBINSIZE = (MAXLINESIZE//4)*3

def encode(input, output):
    """Encode a file."""
    while True:
        s = input.read(MAXBINSIZE)
        if not s:
            break
        while len(s) < MAXBINSIZE:
            ns = input.read(MAXBINSIZE-len(s))
            if not ns:
                break
            s += ns
        line = binascii.b2a_base64(s)
        output.write(line)

def decode(input, output):
    """Decode a file."""
    while True:
        line = input.readline()
        if not line:
            break
        s = binascii.a2b_base64(line)
        output.write(s)

def encodestring(s):
    """Encode a string into multiple lines of base-64 data."""
    pieces = []
    for i in range(0, len(s), MAXBINSIZE):
        chunk = s[i : i + MAXBINSIZE]
        pieces.append(binascii.b2a_base64(chunk))
    return "".join(pieces)

def decodestring(s):
    """Decode a string."""
    return binascii.a2b_base64(s)

# Useable as a script...
def test():
    """Small test program"""
    import sys, getopt
    try:
        opts, args = getopt.getopt(sys.argv[1:], 'deut')
    except getopt.error, msg:
        sys.stdout = sys.stderr
        print msg
        print """usage: %s [-d|-e|-u|-t] [file|-]
        -d, -u: decode
        -e: encode (default)
        -t: encode and decode string 'Aladdin:open sesame'"""%sys.argv[0]
        sys.exit(2)
    func = encode
    for o, a in opts:
        if o == '-e': func = encode
        if o == '-d': func = decode
        if o == '-u': func = decode
        if o == '-t': test1(); return
    if args and args[0] != '-':
        with open(args[0], 'rb') as f:
            func(f, sys.stdout)
    else:
        func(sys.stdin, sys.stdout)

def test1():
    s0 = "Aladdin:open sesame"
    s1 = encodestring(s0)
    s2 = decodestring(s1)
    print s0, repr(s1), s2

if __name__ == '__main__':
    test()