tor-browser

The Tor Browser
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StreamList.h (2051B)

      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 mozilla_dom_cache_StreamList_h
      8 #define mozilla_dom_cache_StreamList_h
      9 
     10 #include "mozilla/dom/SafeRefPtr.h"
     11 #include "mozilla/dom/cache/Context.h"
     12 #include "mozilla/dom/cache/Types.h"
     13 #include "nsTArray.h"
     14 
     15 class nsIInputStream;
     16 
     17 namespace mozilla::dom::cache {
     18 
     19 class CacheStreamControlParent;
     20 class Manager;
     21 
     22 class StreamList final : public Context::Activity,
     23                         public SafeRefCounted<StreamList> {
     24 public:
     25  StreamList(SafeRefPtr<Manager> aManager, SafeRefPtr<Context> aContext);
     26 
     27  Manager& GetManager() const;
     28  bool ShouldOpenStreamFor(const nsID& aId) const;
     29 
     30  void SetStreamControl(CacheStreamControlParent* aStreamControl);
     31  void RemoveStreamControl(CacheStreamControlParent* aStreamControl);
     32 
     33  void Activate(CacheId aCacheId);
     34 
     35  void Add(const nsID& aId, nsCOMPtr<nsIInputStream>&& aStream);
     36  already_AddRefed<nsIInputStream> Extract(const nsID& aId);
     37 
     38  void NoteClosed(const nsID& aId);
     39  void NoteClosedAll();
     40  void CloseAll();
     41 
     42  // Context::Activity methods
     43  virtual void Cancel() override;
     44  virtual bool MatchesCacheId(CacheId aCacheId) const override;
     45 
     46 private:
     47  void DoStringify(nsACString& aData) override;
     48 
     49  struct Entry {
     50    explicit Entry(const nsID& aId, nsCOMPtr<nsIInputStream>&& aStream)
     51        : mId(aId), mStream(std::move(aStream)) {}
     52 
     53    nsID mId;
     54    nsCOMPtr<nsIInputStream> mStream;
     55  };
     56  SafeRefPtr<Manager> mManager;
     57  SafeRefPtr<Context> mContext;
     58  CacheId mCacheId;
     59  CacheStreamControlParent* mStreamControl;
     60  nsTArray<Entry> mList;
     61  bool mActivated;
     62 
     63 public:
     64  ~StreamList();
     65 
     66  NS_DECL_OWNINGTHREAD
     67  MOZ_DECLARE_REFCOUNTED_TYPENAME(cache::StreamList)
     68 };
     69 
     70 }  // namespace mozilla::dom::cache
     71 
     72 #endif  // mozilla_dom_cache_StreamList_h