gecko-dev/dom/cache/CacheParent.cpp

90 lines
2.2 KiB
C++

/* -*- 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