commit 8edeb3a214c61b2f5c2abbd8bbb0a51709a1126b
author Paul Kehrer <paul.l.kehrer@gmail.com> Thu Jun 02 21:03:48 2016 -0700
committer Paul Kehrer <paul.l.kehrer@gmail.com> Thu Jun 02 21:03:48 2016 -0700
tree 9b8c5236adb82a3428becc9a2f4d4f67166076db
parent 02219d3e1c9843a3c050090caada0f14e7620688
parent 803db0e12258759825eaeb8394d4e57a117436b0

Merge pull request #476 from alex/opaque-the-sigalg

X509 sigalg is now opaque

setup.py

diff --git a/setup.py b/setup.py
index 4643f71..d4c27ad 100755
--- a/setup.py
+++ b/setup.py
@@ -95,7 +95,7 @@
         package_dir={"": "src"},
         install_requires=[
             # Fix cryptographyMinimum in tox.ini when changing this!
-            "cryptography>=1.3",
+            "cryptography>=1.3.4",
             "six>=1.5.2"
         ],
     )

src/OpenSSL/crypto.py

diff --git a/src/OpenSSL/crypto.py b/src/OpenSSL/crypto.py
index 7e05ca6..21bdadd 100644
--- a/src/OpenSSL/crypto.py
+++ b/src/OpenSSL/crypto.py
@@ -1083,8 +1083,8 @@
 
         .. versionadded:: 0.13
         """
-        alg = self._x509.cert_info.signature.algorithm
-        nid = _lib.OBJ_obj2nid(alg)
+        algor = _lib.X509_get0_tbs_sigalg(self._x509)
+        nid = _lib.OBJ_obj2nid(algor.algorithm)
         if nid == _lib.NID_undef:
             raise ValueError("Undefined signature algorithm")
         return _ffi.string(_lib.OBJ_nid2ln(nid))
@@ -1787,7 +1787,7 @@
             obj = _lib.X509_EXTENSION_get_object(ext)
             if _lib.OBJ_obj2nid(obj) == _lib.NID_crl_reason:
                 _lib.X509_EXTENSION_free(ext)
-                _lib.sk_X509_EXTENSION_delete(self._revoked.extensions, i)
+                _lib.X509_REVOKED_delete_ext(self._revoked, i)
                 break
 
     def set_reason(self, reason):