From cbdc9baafd4cc919abc7aed070d08d8ea847aa33 Mon Sep 17 00:00:00 2001
From: Thierry Bastian <thierryb@filewave.com>
Date: Thu, 5 Apr 2018 16:15:53 +0200
Subject: OpenSSL 1.0.2o has switched to winsock2 (#4184)

So here we need to make sure we don't simply include windows but only the parts that we want
---
 src/_cffi_src/openssl/callbacks.py    | 3 +++
 src/_cffi_src/openssl/cryptography.py | 3 +++
 2 files changed, 6 insertions(+)

(limited to 'src/_cffi_src')

diff --git a/src/_cffi_src/openssl/callbacks.py b/src/_cffi_src/openssl/callbacks.py
index cf2b2da5..e215ed4e 100644
--- a/src/_cffi_src/openssl/callbacks.py
+++ b/src/_cffi_src/openssl/callbacks.py
@@ -11,7 +11,10 @@ INCLUDES = """
 #include <openssl/crypto.h>
 
 #ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
 #include <Windows.h>
+#include <Wincrypt.h>
+#include <Winsock2.h>
 #else
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/src/_cffi_src/openssl/cryptography.py b/src/_cffi_src/openssl/cryptography.py
index 9095e3ab..4f9378d3 100644
--- a/src/_cffi_src/openssl/cryptography.py
+++ b/src/_cffi_src/openssl/cryptography.py
@@ -22,7 +22,10 @@ INCLUDES = """
 #include <openssl/e_os2.h>
 #endif
 #if defined(_WIN32)
+#define WIN32_LEAN_AND_MEAN
 #include <windows.h>
+#include <Wincrypt.h>
+#include <Winsock2.h>
 #endif
 
 #define CRYPTOGRAPHY_OPENSSL_102_OR_GREATER \
-- 
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