def loads(self, bstruct):
"""
Given a ``bstruct`` (a bytestring), verify the signature and then
deserialize and return the deserialized value.
A ``ValueError`` will be raised if the signature fails to validate.
"""
try:
b64padding = b"=" * (-len(bstruct) % 4)
fstruct = base64.urlsafe_b64decode(bytes_(bstruct) + b64padding)
except (binascii.Error, TypeError) as e:
raise ValueError("Badly formed base64 data: %s" % e)
cstruct = fstruct[self.digest_size :]
expected_sig = fstruct[: self.digest_size]
sig = hmac.new(self.salted_secret, bytes_(cstruct), self.digestmod).digest()
if strings_differ(sig, expected_sig):
raise ValueError("Invalid signature")
return self.serializer.loads(cstruct)
def loads(self, bstruct):
"""
Given a ``bstruct`` (a bytestring), verify the signature and then
deserialize and return the deserialized value.
A ``ValueError`` will be raised if the signature fails to validate.
"""
try:
b64padding = b"=" * (-len(bstruct) % 4)
fstruct = base64.urlsafe_b64decode(bytes_(bstruct) + b64padding)
except (binascii.Error, TypeError) as e:
raise ValueError("Badly formed base64 data: %s" % e)
cstruct = fstruct[self.digest_size :]
expected_sig = fstruct[: self.digest_size]
sig = hmac.new(self.salted_secret, bytes_(cstruct), self.digestmod).digest()
if strings_differ(sig, expected_sig):
raise ValueError("Invalid signature")
return self.serializer.loads(cstruct)
def _callFUT(self, *args, **kw):
from webob.util import strings_differ
return strings_differ(*args, **kw)
def test_strings_differ():
from webob.util import strings_differ
eq_(strings_differ('test1', 'test'), True)
def _callFUT(self, *args, **kw):
from webob.util import strings_differ
return strings_differ(*args, **kw)
def test_strings_differ():
from webob.util import strings_differ
eq_(strings_differ('test1', 'test'), True)
