1 files changed, 24 insertions, 0 deletions
diff --git a/toolkit/xre/dllservices/mozglue/WindowsBCryptInitialization.cpp b/toolkit/xre/dllservices/mozglue/WindowsBCryptInitialization.cpp
new file mode 100644
index 0000000000..e643a096ab
--- /dev/null
+++ b/toolkit/xre/dllservices/mozglue/WindowsBCryptInitialization.cpp
@@ -0,0 +1,24 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/WindowsBCryptInitialization.h"
+
+#include "mozilla/RandomNum.h"
+#include "nsWindowsDllInterceptor.h"
+
+#include <bcrypt.h>
+#pragma comment(lib, "bcrypt.lib")
+
+namespace mozilla {
+
+bool WindowsBCryptInitialization() {
+  UCHAR buffer[32];
+  NTSTATUS status = ::BCryptGenRandom(nullptr, buffer, sizeof(buffer),
+                                      BCRYPT_USE_SYSTEM_PREFERRED_RNG);
+  return NT_SUCCESS(status);
+}
+
+}  // namespace mozilla