StreamUtils.h (1209B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef DOM_QUOTA_STREAMUTILS_H_ 8 #define DOM_QUOTA_STREAMUTILS_H_ 9 10 #include "nsStringFwd.h" 11 12 class nsIBinaryInputStream; 13 class nsIBinaryOutputStream; 14 template <class T> 15 class nsCOMPtr; 16 class nsIFile; 17 class nsIOutputStream; 18 enum class nsresult : uint32_t; 19 20 namespace mozilla { 21 22 template <typename V, typename E> 23 class Result; 24 25 namespace dom::quota { 26 27 enum FileFlag { Truncate, Update, Append }; 28 29 Result<nsCOMPtr<nsIOutputStream>, nsresult> GetOutputStream(nsIFile& aFile, 30 FileFlag aFileFlag); 31 32 Result<nsCOMPtr<nsIBinaryOutputStream>, nsresult> GetBinaryOutputStream( 33 nsIFile& aFile, FileFlag aFileFlag); 34 35 Result<nsCOMPtr<nsIBinaryInputStream>, nsresult> GetBinaryInputStream( 36 nsIFile& aDirectory, const nsAString& aFilename); 37 38 } // namespace dom::quota 39 } // namespace mozilla 40 41 #endif // DOM_QUOTA_STREAMUTILS_H_