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https://github.com/mozilla/gecko-dev.git
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f9cbf66dfd
--HG-- rename : ipc/glue/SendStreamAlloc.h => ipc/glue/IPCStreamAlloc.h rename : ipc/glue/SendStreamChild.cpp => ipc/glue/IPCStreamChild.cpp rename : ipc/glue/SendStreamParent.cpp => ipc/glue/IPCStreamDestination.cpp rename : ipc/glue/SendStream.h => ipc/glue/IPCStreamDestination.h rename : ipc/glue/SendStreamParent.cpp => ipc/glue/IPCStreamParent.cpp rename : ipc/glue/SendStreamChild.cpp => ipc/glue/IPCStreamSource.cpp rename : ipc/glue/SendStream.h => ipc/glue/IPCStreamSource.h rename : ipc/glue/PChildToParentStream.ipdl => ipc/glue/PParentToChildStream.ipdl
161 lines
4.2 KiB
C++
161 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/cache/CacheStreamControlParent.h"
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#include "mozilla/Unused.h"
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#include "mozilla/dom/cache/CacheTypes.h"
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#include "mozilla/dom/cache/ReadStream.h"
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#include "mozilla/dom/cache/StreamList.h"
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#include "mozilla/ipc/FileDescriptorSetParent.h"
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#include "mozilla/ipc/PBackgroundParent.h"
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#include "mozilla/ipc/PFileDescriptorSetParent.h"
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#include "nsISupportsImpl.h"
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namespace mozilla {
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namespace dom {
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namespace cache {
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using mozilla::dom::OptionalFileDescriptorSet;
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using mozilla::ipc::FileDescriptor;
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using mozilla::ipc::FileDescriptorSetParent;
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using mozilla::ipc::PFileDescriptorSetParent;
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// declared in ActorUtils.h
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void
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DeallocPCacheStreamControlParent(PCacheStreamControlParent* aActor)
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{
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delete aActor;
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}
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CacheStreamControlParent::CacheStreamControlParent()
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{
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MOZ_COUNT_CTOR(cache::CacheStreamControlParent);
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}
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CacheStreamControlParent::~CacheStreamControlParent()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_DIAGNOSTIC_ASSERT(!mStreamList);
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MOZ_COUNT_DTOR(cache::CacheStreamControlParent);
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}
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void
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CacheStreamControlParent::SerializeControl(CacheReadStream* aReadStreamOut)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_DIAGNOSTIC_ASSERT(aReadStreamOut);
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aReadStreamOut->controlChild() = nullptr;
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aReadStreamOut->controlParent() = this;
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}
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void
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CacheStreamControlParent::SerializeStream(CacheReadStream* aReadStreamOut,
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nsIInputStream* aStream,
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nsTArray<UniquePtr<AutoIPCStream>>& aStreamCleanupList)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_DIAGNOSTIC_ASSERT(aReadStreamOut);
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MOZ_DIAGNOSTIC_ASSERT(aStream);
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UniquePtr<AutoIPCStream> autoStream(new AutoIPCStream(aReadStreamOut->stream()));
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bool ok = autoStream->Serialize(aStream, Manager());
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MOZ_DIAGNOSTIC_ASSERT(ok);
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aStreamCleanupList.AppendElement(Move(autoStream));
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}
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void
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CacheStreamControlParent::NoteClosedAfterForget(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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RecvNoteClosed(aId);
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}
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#ifdef DEBUG
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void
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CacheStreamControlParent::AssertOwningThread()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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}
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#endif
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void
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CacheStreamControlParent::ActorDestroy(ActorDestroyReason aReason)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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CloseAllReadStreamsWithoutReporting();
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// If the initial SendPStreamControlConstructor() fails we will
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// be called before mStreamList is set.
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if (!mStreamList) {
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return;
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}
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mStreamList->RemoveStreamControl(this);
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mStreamList->NoteClosedAll();
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mStreamList = nullptr;
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}
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mozilla::ipc::IPCResult
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CacheStreamControlParent::RecvNoteClosed(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_DIAGNOSTIC_ASSERT(mStreamList);
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mStreamList->NoteClosed(aId);
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return IPC_OK();
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}
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void
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CacheStreamControlParent::SetStreamList(StreamList* aStreamList)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_DIAGNOSTIC_ASSERT(!mStreamList);
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mStreamList = aStreamList;
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}
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void
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CacheStreamControlParent::Close(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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NotifyClose(aId);
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Unused << SendClose(aId);
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}
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void
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CacheStreamControlParent::CloseAll()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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NotifyCloseAll();
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Unused << SendCloseAll();
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}
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void
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CacheStreamControlParent::Shutdown()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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if (!Send__delete__(this)) {
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// child process is gone, allow actor to be destroyed normally
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NS_WARNING("Cache failed to delete stream actor.");
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return;
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}
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}
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void
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CacheStreamControlParent::NotifyClose(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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CloseReadStreams(aId);
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}
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void
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CacheStreamControlParent::NotifyCloseAll()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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CloseAllReadStreams();
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}
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} // namespace cache
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} // namespace dom
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} // namespace mozilla
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