1 files changed, 45 insertions, 0 deletions
diff --git a/dom/media/gmp/GMPProcessChild.cpp b/dom/media/gmp/GMPProcessChild.cpp
new file mode 100644
index 0000000000..17c70079cb
--- /dev/null
+++ b/dom/media/gmp/GMPProcessChild.cpp
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 "GMPProcessChild.h"
+
+#include "base/command_line.h"
+#include "base/string_util.h"
+#include "mozilla/ipc/IOThreadChild.h"
+#include "mozilla/BackgroundHangMonitor.h"
+
+using mozilla::ipc::IOThreadChild;
+
+namespace mozilla::gmp {
+
+GMPProcessChild::~GMPProcessChild() = default;
+
+bool GMPProcessChild::Init(int aArgc, char* aArgv[]) {
+  nsAutoString pluginFilename;
+
+#if defined(OS_POSIX)
+  // NB: need to be very careful in ensuring that the first arg
+  // (after the binary name) here is indeed the plugin module path.
+  // Keep in sync with dom/plugins/PluginModuleParent.
+  std::vector<std::string> values = CommandLine::ForCurrentProcess()->argv();
+  MOZ_ASSERT(values.size() >= 2, "not enough args");
+  CopyUTF8toUTF16(nsDependentCString(values[1].c_str()), pluginFilename);
+#elif defined(OS_WIN)
+  std::vector<std::wstring> values =
+      CommandLine::ForCurrentProcess()->GetLooseValues();
+  MOZ_ASSERT(values.size() >= 1, "not enough loose args");
+  pluginFilename = nsDependentString(values[0].c_str());
+#else
+#  error Not implemented
+#endif
+
+  BackgroundHangMonitor::Startup();
+
+  return mPlugin->Init(pluginFilename, TakeInitialEndpoint());
+}
+
+void GMPProcessChild::CleanUp() { BackgroundHangMonitor::Shutdown(); }
+
+}  // namespace mozilla::gmp