gecko-dev/netwerk/ipc/SocketProcessParent.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_SocketProcessParent_h
#define mozilla_net_SocketProcessParent_h

#include "mozilla/UniquePtr.h"
#include "mozilla/ipc/CrashReporterHelper.h"
#include "mozilla/net/PSocketProcessParent.h"

namespace mozilla {

namespace dom {
class MemoryReport;
class MemoryReportRequestHost;
}  // namespace dom

namespace ipc {
class CrashReporterHost;
}  // namespace ipc

namespace net {

class SocketProcessHost;

// IPC actor of socket process in parent process. This is allocated and managed
// by SocketProcessHost.
class SocketProcessParent final
    : public PSocketProcessParent,
      public ipc::CrashReporterHelper<GeckoProcessType_Socket> {
 public:
  friend class SocketProcessHost;

  explicit SocketProcessParent(SocketProcessHost* aHost);
  ~SocketProcessParent();

  static SocketProcessParent* GetSingleton();

  mozilla::ipc::IPCResult RecvAddMemoryReport(const MemoryReport& aReport);
  mozilla::ipc::IPCResult RecvFinishMemoryReport(const uint32_t& aGeneration);
  mozilla::ipc::IPCResult RecvAccumulateChildHistograms(
      nsTArray<HistogramAccumulation>&& aAccumulations);
  mozilla::ipc::IPCResult RecvAccumulateChildKeyedHistograms(
      nsTArray<KeyedHistogramAccumulation>&& aAccumulations);
  mozilla::ipc::IPCResult RecvUpdateChildScalars(
      nsTArray<ScalarAction>&& aScalarActions);
  mozilla::ipc::IPCResult RecvUpdateChildKeyedScalars(
      nsTArray<KeyedScalarAction>&& aScalarActions);
  mozilla::ipc::IPCResult RecvRecordChildEvents(
      nsTArray<ChildEventData>&& events);
  mozilla::ipc::IPCResult RecvRecordDiscardedData(
      const DiscardedData& aDiscardedData);

  PWebrtcTCPSocketParent* AllocPWebrtcTCPSocketParent(
      const Maybe<TabId>& aTabId);
  bool DeallocPWebrtcTCPSocketParent(PWebrtcTCPSocketParent* aActor);
  PDNSRequestParent* AllocPDNSRequestParent(
      const nsCString& aHost, const OriginAttributes& aOriginAttributes,
      const uint32_t& aFlags);
  virtual mozilla::ipc::IPCResult RecvPDNSRequestConstructor(
      PDNSRequestParent* actor, const nsCString& hostName,
      const OriginAttributes& aOriginAttributes,
      const uint32_t& flags) override;
  bool DeallocPDNSRequestParent(PDNSRequestParent*);

  void ActorDestroy(ActorDestroyReason aWhy) override;
  bool SendRequestMemoryReport(const uint32_t& aGeneration,
                               const bool& aAnonymize,
                               const bool& aMinimizeMemoryUsage,
                               const Maybe<ipc::FileDescriptor>& aDMDFile);

 private:
  SocketProcessHost* mHost;
  UniquePtr<dom::MemoryReportRequestHost> mMemoryReportRequest;

  static void Destroy(UniquePtr<SocketProcessParent>&& aParent);
};

}  // namespace net
}  // namespace mozilla

#endif  // mozilla_net_SocketProcessParent_h