diff options
| -rw-r--r-- | cryptography/hazmat/backends/commoncrypto/backend.py | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/cryptography/hazmat/backends/commoncrypto/backend.py b/cryptography/hazmat/backends/commoncrypto/backend.py index 10c6596f..a7a81ce6 100644 --- a/cryptography/hazmat/backends/commoncrypto/backend.py +++ b/cryptography/hazmat/backends/commoncrypto/backend.py @@ -39,7 +39,7 @@ class Backend(object): self._ffi = self._binding.ffi self._lib = self._binding.lib - self.hash_mapping = { + self._hash_mapping = { "md5": self.HashMethods( "CC_MD5_CTX *", self._lib.CC_MD5_Init, self._lib.CC_MD5_Update, self._lib.CC_MD5_Final @@ -68,7 +68,7 @@ class Backend(object): def hash_supported(self, algorithm): try: - self.hash_mapping[algorithm.name] + self._hash_mapping[algorithm.name] return True except KeyError: return False @@ -85,7 +85,7 @@ class _HashContext(object): if ctx is None: try: - methods = self._backend.hash_mapping[self.algorithm.name] + methods = self._backend._hash_mapping[self.algorithm.name] except KeyError: raise UnsupportedAlgorithm( "{0} is not a supported hash on this backend".format( @@ -98,7 +98,7 @@ class _HashContext(object): self._ctx = ctx def copy(self): - methods = self._backend.hash_mapping[self.algorithm.name] + methods = self._backend._hash_mapping[self.algorithm.name] new_ctx = self._backend._ffi.new(methods.ctx) # CommonCrypto has no APIs for copying hashes, so we have to copy the # underlying struct. @@ -107,12 +107,12 @@ class _HashContext(object): return _HashContext(self._backend, self.algorithm, ctx=new_ctx) def update(self, data): - methods = self._backend.hash_mapping[self.algorithm.name] + methods = self._backend._hash_mapping[self.algorithm.name] res = methods.hash_update(self._ctx, data, len(data)) assert res == 1 def finalize(self): - methods = self._backend.hash_mapping[self.algorithm.name] + methods = self._backend._hash_mapping[self.algorithm.name] buf = self._backend._ffi.new("unsigned char[]", self.algorithm.digest_size) res = methods.hash_final(buf, self._ctx) |