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

/* vim: set ts=8 sts=2 et sw=2 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/. */

#include "mozilla/dom/cache/CacheParent.h"

#include "mozilla/dom/cache/CacheOpParent.h"

#include "nsCOMPtr.h"

namespace mozilla {

namespace dom {

namespace cache {

// Declared in ActorUtils.h

void

DeallocPCacheParent(PCacheParent* aActor)

{

  delete aActor;

}

CacheParent::CacheParent(cache::Manager* aManager, CacheId aCacheId)

  : mManager(aManager)

  , mCacheId(aCacheId)

{

  MOZ_COUNT_CTOR(cache::CacheParent);

  MOZ_DIAGNOSTIC_ASSERT(mManager);

  mManager->AddRefCacheId(mCacheId);

}

CacheParent::~CacheParent()

{

  MOZ_COUNT_DTOR(cache::CacheParent);

  MOZ_DIAGNOSTIC_ASSERT(!mManager);

}

void

CacheParent::ActorDestroy(ActorDestroyReason aReason)

{

  MOZ_DIAGNOSTIC_ASSERT(mManager);

  mManager->ReleaseCacheId(mCacheId);

  mManager = nullptr;

}

PCacheOpParent*

CacheParent::AllocPCacheOpParent(const CacheOpArgs& aOpArgs)

{

  if (aOpArgs.type() != CacheOpArgs::TCacheMatchArgs &&

      aOpArgs.type() != CacheOpArgs::TCacheMatchAllArgs &&

      aOpArgs.type() != CacheOpArgs::TCachePutAllArgs &&

      aOpArgs.type() != CacheOpArgs::TCacheDeleteArgs &&

      aOpArgs.type() != CacheOpArgs::TCacheKeysArgs)

  {

    MOZ_CRASH("Invalid operation sent to Cache actor!");

  }

  return new CacheOpParent(Manager(), mCacheId, aOpArgs);

}

bool

CacheParent::DeallocPCacheOpParent(PCacheOpParent* aActor)

{

  delete aActor;

  return true;

}

mozilla::ipc::IPCResult

CacheParent::RecvPCacheOpConstructor(PCacheOpParent* aActor,

                                     const CacheOpArgs& aOpArgs)

{

  auto actor = static_cast<CacheOpParent*>(aActor);

  actor->Execute(mManager);

  return IPC_OK();

}

mozilla::ipc::IPCResult

CacheParent::RecvTeardown()

{

  if (!Send__delete__(this)) {

    // child process is gone, warn and allow actor to clean up normally

    NS_WARNING("Cache failed to send delete.");

  }

  return IPC_OK();

}

} // namespace cache

} // namespace dom

} // namespace mozilla