forked from mirrors/gecko-dev
b628d5a112
Differential Revision: https://phabricator.services.mozilla.com/D67169 --HG-- extra : moz-landing-system : lando
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_filereadersync_h__
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#define mozilla_dom_filereadersync_h__
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#include "mozilla/dom/WorkerCommon.h"
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class nsIInputStream;
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class Blob;
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class GlobalObject;
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template <typename>
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class Optional;
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class FileReaderSync final {
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NS_INLINE_DECL_REFCOUNTING(FileReaderSync)
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private:
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// Private destructor, to discourage deletion outside of Release():
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~FileReaderSync() = default;
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nsresult ConvertStream(nsIInputStream* aStream, const char* aCharset,
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nsAString& aResult);
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nsresult ConvertAsyncToSyncStream(
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uint64_t aStreamSize, already_AddRefed<nsIInputStream> aAsyncStream,
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nsIInputStream** aSyncStream);
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nsresult SyncRead(nsIInputStream* aStream, char* aBuffer,
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uint32_t aBufferSize, uint32_t* aTotalBytesRead);
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public:
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static already_AddRefed<FileReaderSync> Constructor(
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const GlobalObject& aGlobal);
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bool WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto,
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JS::MutableHandle<JSObject*> aReflector);
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void ReadAsArrayBuffer(JSContext* aCx, JS::Handle<JSObject*> aScopeObj,
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Blob& aBlob, JS::MutableHandle<JSObject*> aRetval,
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ErrorResult& aRv);
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void ReadAsBinaryString(Blob& aBlob, nsAString& aResult, ErrorResult& aRv);
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void ReadAsText(Blob& aBlob, const Optional<nsAString>& aEncoding,
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nsAString& aResult, ErrorResult& aRv);
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void ReadAsDataURL(Blob& aBlob, nsAString& aResult, ErrorResult& aRv);
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_filereadersync_h__
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