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/* -*- 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/CacheStreamControlParent.h"
#include "mozilla/Unused.h"
#include "mozilla/dom/cache/CacheTypes.h"
#include "mozilla/dom/cache/ReadStream.h"
#include "mozilla/dom/cache/StreamList.h"
#include "mozilla/ipc/FileDescriptorSetParent.h"
#include "mozilla/ipc/PBackgroundParent.h"
#include "mozilla/ipc/PFileDescriptorSetParent.h"
#include "nsISupportsImpl.h"
namespace mozilla {
namespace dom {
namespace cache {
using mozilla::dom::OptionalFileDescriptorSet;
using mozilla::ipc::FileDescriptor;
using mozilla::ipc::FileDescriptorSetParent;
using mozilla::ipc::PFileDescriptorSetParent;
// declared in ActorUtils.h
void
DeallocPCacheStreamControlParent(PCacheStreamControlParent* aActor)
{
delete aActor;
}
CacheStreamControlParent::CacheStreamControlParent()
{
MOZ_COUNT_CTOR(cache::CacheStreamControlParent);
}
CacheStreamControlParent::~CacheStreamControlParent()
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
MOZ_DIAGNOSTIC_ASSERT(!mStreamList);
MOZ_COUNT_DTOR(cache::CacheStreamControlParent);
}
void
CacheStreamControlParent::SerializeControl(CacheReadStream* aReadStreamOut)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
MOZ_DIAGNOSTIC_ASSERT(aReadStreamOut);
aReadStreamOut->controlChild() = nullptr;
aReadStreamOut->controlParent() = this;
}
void
CacheStreamControlParent::SerializeStream(CacheReadStream* aReadStreamOut,
nsIInputStream* aStream,
nsTArray<UniquePtr<AutoIPCStream>>& aStreamCleanupList)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
MOZ_DIAGNOSTIC_ASSERT(aReadStreamOut);
MOZ_DIAGNOSTIC_ASSERT(aStream);
UniquePtr<AutoIPCStream> autoStream(new AutoIPCStream(aReadStreamOut->stream()));
autoStream->Serialize(aStream, Manager());
aStreamCleanupList.AppendElement(Move(autoStream));
}
void
CacheStreamControlParent::NoteClosedAfterForget(const nsID& aId)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
RecvNoteClosed(aId);
}
#ifdef DEBUG
void
CacheStreamControlParent::AssertOwningThread()
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
}
#endif
void
CacheStreamControlParent::ActorDestroy(ActorDestroyReason aReason)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
CloseAllReadStreamsWithoutReporting();
// If the initial SendPStreamControlConstructor() fails we will
// be called before mStreamList is set.
if (!mStreamList) {
return;
}
mStreamList->RemoveStreamControl(this);
mStreamList->NoteClosedAll();
mStreamList = nullptr;
}
bool
CacheStreamControlParent::RecvNoteClosed(const nsID& aId)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
MOZ_DIAGNOSTIC_ASSERT(mStreamList);
mStreamList->NoteClosed(aId);
return true;
}
void
CacheStreamControlParent::SetStreamList(StreamList* aStreamList)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
MOZ_DIAGNOSTIC_ASSERT(!mStreamList);
mStreamList = aStreamList;
}
void
CacheStreamControlParent::Close(const nsID& aId)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
NotifyClose(aId);
Unused << SendClose(aId);
}
void
CacheStreamControlParent::CloseAll()
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
NotifyCloseAll();
Unused << SendCloseAll();
}
void
CacheStreamControlParent::Shutdown()
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
if (!Send__delete__(this)) {
// child process is gone, allow actor to be destroyed normally
NS_WARNING("Cache failed to delete stream actor.");
return;
}
}
void
CacheStreamControlParent::NotifyClose(const nsID& aId)
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
CloseReadStreams(aId);
}
void
CacheStreamControlParent::NotifyCloseAll()
{
NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
CloseAllReadStreams();
}
} // namespace cache
} // namespace dom
} // namespace mozilla
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