gecko-dev/dom/quota/StreamUtils.h

42 строки
1.2 KiB
C++

/* -*- 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 DOM_QUOTA_STREAMUTILS_H_
#define DOM_QUOTA_STREAMUTILS_H_
#include "nsStringFwd.h"
class nsIBinaryInputStream;
class nsIBinaryOutputStream;
template <class T>
class nsCOMPtr;
class nsIFile;
class nsIOutputStream;
enum class nsresult : uint32_t;
namespace mozilla {
template <typename V, typename E>
class Result;
namespace dom::quota {
enum FileFlag { Truncate, Update, Append };
Result<nsCOMPtr<nsIOutputStream>, nsresult> GetOutputStream(nsIFile& aFile,
FileFlag aFileFlag);
Result<nsCOMPtr<nsIBinaryOutputStream>, nsresult> GetBinaryOutputStream(
nsIFile& aFile, FileFlag aFileFlag);
Result<nsCOMPtr<nsIBinaryInputStream>, nsresult> GetBinaryInputStream(
nsIFile& aDirectory, const nsAString& aFilename);
} // namespace dom::quota
} // namespace mozilla
#endif // DOM_QUOTA_STREAMUTILS_H_