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-rw-r--r--dom/base/BodyUtil.h68
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diff --git a/dom/base/BodyUtil.h b/dom/base/BodyUtil.h
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+/* 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_BodyUtil_h
+#define mozilla_dom_BodyUtil_h
+
+#include "nsString.h"
+#include "nsError.h"
+
+#include "mozilla/ErrorResult.h"
+#include "mozilla/dom/File.h"
+#include "mozilla/dom/FormData.h"
+
+namespace mozilla {
+namespace dom {
+
+class BodyUtil final
+{
+private:
+ BodyUtil() = delete;
+
+public:
+ /**
+ * Creates an array buffer from an array, assigning the result to |aValue|.
+ * The array buffer takes ownership of |aInput|, which must be allocated
+ * by |malloc|.
+ */
+ static void
+ ConsumeArrayBuffer(JSContext* aCx, JS::MutableHandle<JSObject*> aValue,
+ uint32_t aInputLength, uint8_t* aInput, ErrorResult& aRv);
+
+ /**
+ * Creates an in-memory blob from an array. The blob takes ownership of
+ * |aInput|, which must be allocated by |malloc|.
+ */
+ static already_AddRefed<Blob>
+ ConsumeBlob(nsISupports* aParent, const nsString& aMimeType,
+ uint32_t aInputLength, uint8_t* aInput, ErrorResult& aRv);
+
+ /**
+ * Creates a form data object from a UTF-8 encoded |aStr|. Returns |nullptr|
+ * and sets |aRv| to MSG_BAD_FORMDATA if |aStr| contains invalid data.
+ */
+ static already_AddRefed<FormData>
+ ConsumeFormData(nsIGlobalObject* aParent, const nsCString& aMimeType,
+ const nsCString& aStr, ErrorResult& aRv);
+
+ /**
+ * UTF-8 decodes |aInput| into |aText|. The caller may free |aInput|
+ * once this method returns.
+ */
+ static nsresult
+ ConsumeText(uint32_t aInputLength, uint8_t* aInput, nsString& aText);
+
+ /**
+ * Parses a UTF-8 encoded |aStr| as JSON, assigning the result to |aValue|.
+ * Sets |aRv| to a syntax error if |aStr| contains invalid data.
+ */
+ static void
+ ConsumeJson(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+ const nsString& aStr, ErrorResult& aRv);
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_BodyUtil_h