1 files changed, 51 insertions, 0 deletions
diff --git a/dom/media/ipc/RDDProcessImpl.cpp b/dom/media/ipc/RDDProcessImpl.cpp
new file mode 100644
index 0000000000..ca7b7c65b4
--- /dev/null
+++ b/dom/media/ipc/RDDProcessImpl.cpp
@@ -0,0 +1,51 @@
+/* -*- 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 "RDDProcessImpl.h"
+
+#include "mozilla/ipc/IOThreadChild.h"
+#include "mozilla/GeckoArgs.h"
+
+#if defined(OS_WIN) && defined(MOZ_SANDBOX)
+#  include "mozilla/sandboxTarget.h"
+#elif defined(__OpenBSD__) && defined(MOZ_SANDBOX)
+#  include "mozilla/SandboxSettings.h"
+#  include "prlink.h"
+#endif
+
+namespace mozilla {
+
+using namespace ipc;
+
+RDDProcessImpl::~RDDProcessImpl() = default;
+
+bool RDDProcessImpl::Init(int aArgc, char* aArgv[]) {
+#if defined(MOZ_SANDBOX) && defined(OS_WIN)
+  // Preload AV dlls so we can enable Binary Signature Policy
+  // to restrict further dll loads.
+  LoadLibraryW(L"mozavcodec.dll");
+  LoadLibraryW(L"mozavutil.dll");
+  mozilla::SandboxTarget::Instance()->StartSandbox();
+#elif defined(__OpenBSD__) && defined(MOZ_SANDBOX)
+  PR_LoadLibrary("libmozavcodec.so");
+  PR_LoadLibrary("libmozavutil.so");
+  StartOpenBSDSandbox(GeckoProcessType_RDD);
+#endif
+  Maybe<const char*> parentBuildID =
+      geckoargs::sParentBuildID.Get(aArgc, aArgv);
+  if (parentBuildID.isNothing()) {
+    return false;
+  }
+
+  if (!ProcessChild::InitPrefs(aArgc, aArgv)) {
+    return false;
+  }
+
+  return mRDD.Init(TakeInitialEndpoint(), *parentBuildID);
+}
+
+void RDDProcessImpl::CleanUp() { NS_ShutdownXPCOM(nullptr); }
+
+}  // namespace mozilla