1 files changed, 43 insertions, 0 deletions
diff --git a/dom/push/PushUtil.h b/dom/push/PushUtil.h
new file mode 100644
index 000000000..548ae2349
--- /dev/null
+++ b/dom/push/PushUtil.h
@@ -0,0 +1,43 @@
+/* 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/. */
+
+#ifndef mozilla_dom_PushUtil_h
+#define mozilla_dom_PushUtil_h
+
+#include "nsTArray.h"
+
+#include "mozilla/dom/TypedArray.h"
+
+namespace mozilla {
+namespace dom {
+
+class OwningArrayBufferViewOrArrayBuffer;
+
+class PushUtil final
+{
+private:
+  PushUtil() = delete;
+
+public:
+  static bool
+  CopyArrayBufferToArray(const ArrayBuffer& aBuffer,
+                         nsTArray<uint8_t>& aArray);
+
+  static bool
+  CopyArrayBufferViewToArray(const ArrayBufferView& aView,
+                             nsTArray<uint8_t>& aArray);
+
+  static bool
+  CopyBufferSourceToArray(const OwningArrayBufferViewOrArrayBuffer& aSource,
+                          nsTArray<uint8_t>& aArray);
+
+  static void
+  CopyArrayToArrayBuffer(JSContext* aCx, const nsTArray<uint8_t>& aArray,
+                         JS::MutableHandle<JSObject*> aValue, ErrorResult& aRv);
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_PushUtil_h