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authorAlex Viscreanu <alexviscreanu@gmail.com>2019-03-01 08:36:00 +0100
committerlarryhastings <larry@hastings.org>2019-02-28 23:36:00 -0800
commit56f8783e3e32ddc0cb84a96711e3861aea9895ac (patch)
tree693fbd1e09ec06e17095972668987bd0c072fa19
parent7cd08cf62086a8a2d84fd825dfcd8bfe33bf1986 (diff)
downloadcpython-git-56f8783e3e32ddc0cb84a96711e3861aea9895ac.tar.gz
[3.5] bpo-33127: Compatibility patch for LibreSSL 2.7.0 (GH-6210) (#10994)
* bpo-33127: Compatibility patch for LibreSSL 2.7.0 (GH-6210) LibreSSL 2.7 introduced OpenSSL 1.1.0 API. The ssl module now detects LibreSSL 2.7 and only provides API shims for OpenSSL < 1.1.0 and LibreSSL < 2.7. Documentation updates and fixes for failing tests will be provided in another patch set. Signed-off-by: Christian Heimes <christian@python.org>
-rw-r--r--Misc/NEWS.d/next/Library/2018-03-24-15-08-24.bpo-33127.olJmHv.rst1
-rw-r--r--Modules/_ssl.c25
2 files changed, 18 insertions, 8 deletions
diff --git a/Misc/NEWS.d/next/Library/2018-03-24-15-08-24.bpo-33127.olJmHv.rst b/Misc/NEWS.d/next/Library/2018-03-24-15-08-24.bpo-33127.olJmHv.rst
new file mode 100644
index 0000000000..635aabbde0
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2018-03-24-15-08-24.bpo-33127.olJmHv.rst
@@ -0,0 +1 @@
+The ssl module now compiles with LibreSSL 2.7.1.
diff --git a/Modules/_ssl.c b/Modules/_ssl.c
index f721391d9d..b9369b817d 100644
--- a/Modules/_ssl.c
+++ b/Modules/_ssl.c
@@ -101,6 +101,12 @@ struct py_ssl_library_code {
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
# define OPENSSL_VERSION_1_1 1
+# define PY_OPENSSL_1_1_API 1
+#endif
+
+/* LibreSSL 2.7.0 provides necessary OpenSSL 1.1.0 APIs */
+#if defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER >= 0x2070000fL
+# define PY_OPENSSL_1_1_API 1
#endif
/* Openssl comes with TLSv1.1 and TLSv1.2 between 1.0.0h and 1.0.1
@@ -129,16 +135,18 @@ struct py_ssl_library_code {
#define INVALID_SOCKET (-1)
#endif
-#ifdef OPENSSL_VERSION_1_1
-/* OpenSSL 1.1.0+ */
-#ifndef OPENSSL_NO_SSL2
-#define OPENSSL_NO_SSL2
-#endif
-#else /* OpenSSL < 1.1.0 */
-#if defined(WITH_THREAD)
+/* OpenSSL 1.0.2 and LibreSSL needs extra code for locking */
+#ifndef OPENSSL_VERSION_1_1
#define HAVE_OPENSSL_CRYPTO_LOCK
#endif
+#if defined(OPENSSL_VERSION_1_1) && !defined(OPENSSL_NO_SSL2)
+#define OPENSSL_NO_SSL2
+#endif
+
+#ifndef PY_OPENSSL_1_1_API
+/* OpenSSL 1.1 API shims for OpenSSL < 1.1.0 and LibreSSL < 2.7.0 */
+
#define TLS_method SSLv23_method
static int X509_NAME_ENTRY_set(const X509_NAME_ENTRY *ne)
@@ -187,7 +195,8 @@ static X509_VERIFY_PARAM *X509_STORE_get0_param(X509_STORE *store)
{
return store->param;
}
-#endif /* OpenSSL < 1.1.0 or LibreSSL */
+
+#endif /* OpenSSL < 1.1.0 or LibreSSL < 2.7.0 */
enum py_ssl_error {