From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/cache/CacheStreamControlParent.cpp | 158 +++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 dom/cache/CacheStreamControlParent.cpp

(limited to 'dom/cache/CacheStreamControlParent.cpp')

diff --git a/dom/cache/CacheStreamControlParent.cpp b/dom/cache/CacheStreamControlParent.cpp
new file mode 100644
index 000000000..54eef01d8
--- /dev/null
+++ b/dom/cache/CacheStreamControlParent.cpp
@@ -0,0 +1,158 @@
+/* -*- 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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