def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
python类decodestring()的实例源码
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def prepare(self):
if self.request.method == 'OPTIONS':
return
auth_header = self.request.headers.get('Authorization')
if not auth_header or not auth_header.startswith('Basic '):
raise exceptions.HTTPError(401, 'Unauthenticated')
decoded = unquote_plus(base64.decodestring(auth_header[6:]))
client_id, client_secret = decoded.split(':', 1)
service = yield Service.authenticate(client_id, client_secret)
if not service:
raise exceptions.HTTPError(401, 'Unauthenticated')
self.request.client_id = client_id
self.request.client = service
grant_type = self.request.body_arguments.get('grant_type', [None])[0]
self.request.grant_type = grant_type
def init_channels(self, binaries=()):
"""Initialize the Apt channels as needed.
@param binaries: A possibly empty list of 3-tuples of the form
(hash, id, deb), holding the hash, the id and the content of
additional Debian packages that should be loaded in the channels.
"""
binaries_path = self._config.binaries_path
# Clean up the binaries we wrote in former runs
self._clear_binaries()
if binaries:
hash_ids = {}
for hash, id, deb in binaries:
create_binary_file(os.path.join(binaries_path, "%d.deb" % id),
base64.decodestring(deb))
hash_ids[hash] = id
self._store.set_hash_ids(hash_ids)
self._facade.add_channel_deb_dir(binaries_path)
self._facade.reload_channels(force_reload_binaries=True)
self._facade.ensure_channels_reloaded()
def main():
tmpdir = None
try:
# Create a temporary working directory
tmpdir = tempfile.mkdtemp()
# Unpack the zipfile into the temporary directory
pip_zip = os.path.join(tmpdir, "pip.zip")
with open(pip_zip, "wb") as fp:
fp.write(base64.decodestring(ZIPFILE))
# Add the zipfile to sys.path so that we can import it
sys.path = [pip_zip] + sys.path
# Run the bootstrap
bootstrap(tmpdir=tmpdir)
finally:
# Clean up our temporary working directory
if tmpdir:
shutil.rmtree(tmpdir, ignore_errors=True)
def main():
tmpdir = None
try:
# Create a temporary working directory
tmpdir = tempfile.mkdtemp()
# Unpack the zipfile into the temporary directory
pip_zip = os.path.join(tmpdir, "pip.zip")
with open(pip_zip, "wb") as fp:
fp.write(base64.decodestring(ZIPFILE))
# Add the zipfile to sys.path so that we can import it
sys.path = [pip_zip] + sys.path
# Run the bootstrap
bootstrap(tmpdir=tmpdir)
finally:
# Clean up our temporary working directory
if tmpdir:
shutil.rmtree(tmpdir, ignore_errors=True)
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def main():
tmpdir = None
try:
# Create a temporary working directory
tmpdir = tempfile.mkdtemp()
# Unpack the zipfile into the temporary directory
pip_zip = os.path.join(tmpdir, "pip.zip")
with open(pip_zip, "wb") as fp:
fp.write(base64.decodestring(ZIPFILE))
# Add the zipfile to sys.path so that we can import it
sys.path = [pip_zip] + sys.path
# Run the bootstrap
bootstrap(tmpdir=tmpdir)
finally:
# Clean up our temporary working directory
if tmpdir:
shutil.rmtree(tmpdir, ignore_errors=True)
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def parse_basic_auth(src_ip_port, dst_ip_port, headers, authorization_header):
'''
Parse basic authentication over HTTP
'''
if authorization_header:
# authorization_header sometimes is triggered by failed ftp
try:
header_val = headers[authorization_header.group()]
except KeyError:
return
b64_auth_re = re.match('basic (.+)', header_val, re.IGNORECASE)
if b64_auth_re != None:
basic_auth_b64 = b64_auth_re.group(1)
basic_auth_creds = base64.decodestring(basic_auth_b64)
msg = 'Basic Authentication: %s' % basic_auth_creds
printer(src_ip_port, dst_ip_port, msg)
def parse_netntlm_resp_msg(headers, resp_header, seq):
'''
Parse the client response to the challenge
'''
try:
header_val3 = headers[resp_header]
except KeyError:
return
header_val3 = header_val3.split(' ', 1)
# The header value can either start with NTLM or Negotiate
if header_val3[0] == 'NTLM' or header_val3[0] == 'Negotiate':
try:
msg3 = base64.decodestring(header_val3[1])
except binascii.Error:
return
return parse_ntlm_resp(msg3, seq)
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def base64_decode(input,errors='strict'):
""" Decodes the object input and returns a tuple (output
object, length consumed).
input must be an object which provides the bf_getreadbuf
buffer slot. Python strings, buffer objects and memory
mapped files are examples of objects providing this slot.
errors defines the error handling to apply. It defaults to
'strict' handling which is the only currently supported
error handling for this codec.
"""
assert errors == 'strict'
output = base64.decodestring(input)
return (output, len(input))
def load_invisible_font(self):
font = """
eJzdlk1sG0UUx/+zs3btNEmrUKpCPxikSqRS4jpfFURUagmkEQQoiRXgAl07Y3vL2mvt2ml8APXG
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CMGjwvxTsr74/f/F95m3TH9x8o0/TU//N+7/D/ScVcA=
"""
ttf = cStringIO.StringIO(zlib.decompress(base64.decodestring(font)))
pdfmetrics.registerFont(TTFont('invisible', ttf))
def load_invisible_font(self):
font = """
eJzdlk1sG0UUx/+zs3btNEmrUKpCPxikSqRS4jpfFURUagmkEQQoiRXgAl07Y3vL2mvt2ml8APXG
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CMGjwvxTsr74/f/F95m3TH9x8o0/TU//N+7/D/ScVcA=
"""
ttf = cStringIO.StringIO(zlib.decompress(base64.decodestring(font)))
pdfmetrics.registerFont(TTFont('invisible', ttf))
def load_invisible_font(self):
font = """
eJzdlk1sG0UUx/+zs3btNEmrUKpCPxikSqRS4jpfFURUagmkEQQoiRXgAl07Y3vL2mvt2ml8APXG
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"""
ttf = cStringIO.StringIO(zlib.decompress(base64.decodestring(font)))
pdfmetrics.registerFont(TTFont('invisible', ttf))
def load_invisible_font(self):
font = """
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CMGjwvxTsr74/f/F95m3TH9x8o0/TU//N+7/D/ScVcA=
"""
ttf = cStringIO.StringIO(zlib.decompress(base64.decodestring(font)))
pdfmetrics.registerFont(TTFont('invisible', ttf))
