/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set sw=2 ts=8 et 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 mozilla_net_DNSRequestChild_h

#define mozilla_net_DNSRequestChild_h

#include "mozilla/net/PDNSRequestChild.h"

#include "nsICancelable.h"

#include "nsIDNSRecord.h"

#include "nsIDNSListener.h"

#include "nsIDNSByTypeRecord.h"

#include "nsIEventTarget.h"

namespace mozilla {

namespace net {

class DNSRequestChild final

  : public PDNSRequestChild

  , public nsICancelable

{

public:

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSICANCELABLE

  DNSRequestChild(const nsACString& aHost,

                  const uint16_t& aType,

                  const OriginAttributes& aOriginAttributes,

                  const uint32_t& aFlags,

                  nsIDNSListener *aListener, nsIEventTarget *target);

  void AddIPDLReference() {

    AddRef();

  }

  void ReleaseIPDLReference();

  // Sends IPDL request to parent

  void StartRequest();

  void CallOnLookupComplete();

  void CallOnLookupByTypeComplete();

protected:

  friend class CancelDNSRequestEvent;

  friend class ChildDNSService;

  virtual ~DNSRequestChild() {}

  virtual mozilla::ipc::IPCResult RecvLookupCompleted(const DNSRequestResponse& reply) override;

  virtual void ActorDestroy(ActorDestroyReason why) override;

  nsCOMPtr<nsIDNSListener>     mListener;

  nsCOMPtr<nsIEventTarget>     mTarget;

  nsCOMPtr<nsIDNSRecord>       mResultRecord;

  nsCOMPtr<nsIDNSByTypeRecord> mResultByTypeRecords; // the result of a by-type

                                                     // query (mType must not be

                                                     // equal to

                                                     // nsIDNSService::RESOLVE_TYPE_DEFAULT

                                                     // (this is reserved for

                                                     // the standard A/AAAA query)).

  nsresult                     mResultStatus;

  nsCString                    mHost;

  uint16_t                     mType;

  const OriginAttributes       mOriginAttributes;

  uint16_t                     mFlags;

  bool                         mIPCOpen;

};

} // namespace net

} // namespace mozilla

#endif // mozilla_net_DNSRequestChild_h