diff options
| -rw-r--r-- | cryptography/hazmat/bindings/commoncrypto/binding.py | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/cryptography/hazmat/bindings/commoncrypto/binding.py b/cryptography/hazmat/bindings/commoncrypto/binding.py index 45c0eaad..07d9cc6d 100644 --- a/cryptography/hazmat/bindings/commoncrypto/binding.py +++ b/cryptography/hazmat/bindings/commoncrypto/binding.py @@ -14,6 +14,9 @@ from __future__ import absolute_import, division, print_function import sys +import platform + +from pkg_resources import parse_version from cryptography.hazmat.bindings.utils import build_ffi @@ -46,4 +49,13 @@ class Binding(object): @classmethod def is_available(cls): - return sys.platform == "darwin" + if sys.platform == "darwin": + version = parse_version(platform.mac_ver()[0]) + if version < parse_version("10.8"): + return False + + else: + return True + + else: + return False |