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Mercurial (b6d82b1a6b02)

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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 RedirectChannelRegistrar_h__
#define RedirectChannelRegistrar_h__

#include "nsIRedirectChannelRegistrar.h"

#include "nsIChannel.h"
#include "nsIParentChannel.h"
#include "nsInterfaceHashtable.h"
#include "mozilla/Attributes.h"
#include "mozilla/Mutex.h"

namespace mozilla {
namespace net {

class RedirectChannelRegistrar final : public nsIRedirectChannelRegistrar {
  NS_DECL_ISUPPORTS
  NS_DECL_NSIREDIRECTCHANNELREGISTRAR

  RedirectChannelRegistrar();

 private:
  ~RedirectChannelRegistrar() = default;

 public:
  // Singleton accessor
  static already_AddRefed<nsIRedirectChannelRegistrar> GetOrCreate();

  // Cleanup the singleton instance on shutdown
  static void Shutdown();

 protected:
  typedef nsInterfaceHashtable<nsUint32HashKey, nsIChannel> ChannelHashtable;
  typedef nsInterfaceHashtable<nsUint32HashKey, nsIParentChannel>
      ParentChannelHashtable;

  ChannelHashtable mRealChannels;
  ParentChannelHashtable mParentChannels;
  uint32_t mId;
  Mutex mLock;

  static StaticRefPtr<RedirectChannelRegistrar> gSingleton;
};

}  // namespace net
}  // namespace mozilla

#endif