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-rw-r--r--src/cryptography/hazmat/backends/openssl/x509.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/cryptography/hazmat/backends/openssl/x509.py b/src/cryptography/hazmat/backends/openssl/x509.py
index 3a660d81..23aa95c4 100644
--- a/src/cryptography/hazmat/backends/openssl/x509.py
+++ b/src/cryptography/hazmat/backends/openssl/x509.py
@@ -14,6 +14,7 @@
from __future__ import absolute_import, division, print_function
import datetime
+import ipaddress
import idna
@@ -94,6 +95,14 @@ def _build_general_name(backend, gn):
elif gn.type == backend._lib.GEN_RID:
oid = _obj2txt(backend, gn.d.registeredID)
return x509.RegisteredID(x509.ObjectIdentifier(oid))
+ elif gn.type == backend._lib.GEN_IPADD:
+ return x509.IPAddress(
+ ipaddress.ip_address(
+ backend._ffi.buffer(
+ gn.d.iPAddress.data, gn.d.iPAddress.length
+ )[:]
+ )
+ )
else:
# otherName, x400Address or ediPartyName
raise x509.UnsupportedGeneralNameType(