1 files changed, 38 insertions, 0 deletions
diff --git a/dom/file/BlobSet.h b/dom/file/BlobSet.h
new file mode 100644
index 0000000000..6c16589f5f
--- /dev/null
+++ b/dom/file/BlobSet.h
@@ -0,0 +1,38 @@
+/* -*- 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/. */
+
+#ifndef mozilla_dom_BlobSet_h
+#define mozilla_dom_BlobSet_h
+
+#include "jsapi.h"
+#include "mozilla/RefPtr.h"
+#include "nsString.h"
+#include "nsTArray.h"
+
+namespace mozilla::dom {
+
+class BlobImpl;
+
+class BlobSet final {
+ public:
+  [[nodiscard]] nsresult AppendVoidPtr(const void* aData, uint32_t aLength);
+
+  [[nodiscard]] nsresult AppendVector(Vector<uint8_t>&& aData);
+
+  [[nodiscard]] nsresult AppendUTF8String(const nsACString& aUTF8String,
+                                          bool nativeEOL);
+
+  [[nodiscard]] nsresult AppendBlobImpl(BlobImpl* aBlobImpl);
+
+  FallibleTArray<RefPtr<BlobImpl>>& GetBlobImpls() { return mBlobImpls; }
+
+ private:
+  FallibleTArray<RefPtr<BlobImpl>> mBlobImpls;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_BlobSet_h