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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/ipc/ContentBridgeParent.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/ipc/ContentBridgeParent.cpp')
-rw-r--r--dom/ipc/ContentBridgeParent.cpp221
1 files changed, 221 insertions, 0 deletions
diff --git a/dom/ipc/ContentBridgeParent.cpp b/dom/ipc/ContentBridgeParent.cpp
new file mode 100644
index 000000000..eee0e1c10
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+++ b/dom/ipc/ContentBridgeParent.cpp
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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/ContentBridgeParent.h"
+#include "mozilla/dom/TabParent.h"
+#include "mozilla/jsipc/CrossProcessObjectWrappers.h"
+#include "nsXULAppAPI.h"
+#include "nsIObserverService.h"
+#include "base/task.h"
+
+using namespace mozilla::ipc;
+using namespace mozilla::jsipc;
+
+namespace mozilla {
+namespace dom {
+
+NS_IMPL_ISUPPORTS(ContentBridgeParent,
+ nsIContentParent,
+ nsIObserver)
+
+ContentBridgeParent::ContentBridgeParent(Transport* aTransport)
+ : mTransport(aTransport)
+{}
+
+ContentBridgeParent::~ContentBridgeParent()
+{
+}
+
+void
+ContentBridgeParent::ActorDestroy(ActorDestroyReason aWhy)
+{
+ nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
+ if (os) {
+ os->RemoveObserver(this, "content-child-shutdown");
+ }
+ MessageLoop::current()->PostTask(NewRunnableMethod(this, &ContentBridgeParent::DeferredDestroy));
+}
+
+/*static*/ ContentBridgeParent*
+ContentBridgeParent::Create(Transport* aTransport, ProcessId aOtherPid)
+{
+ RefPtr<ContentBridgeParent> bridge =
+ new ContentBridgeParent(aTransport);
+ bridge->mSelfRef = bridge;
+
+ DebugOnly<bool> ok = bridge->Open(aTransport, aOtherPid,
+ XRE_GetIOMessageLoop());
+ MOZ_ASSERT(ok);
+
+ nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
+ if (os) {
+ os->AddObserver(bridge, "content-child-shutdown", false);
+ }
+
+ // Initialize the message manager (and load delayed scripts) now that we
+ // have established communications with the child.
+ bridge->mMessageManager->InitWithCallback(bridge);
+
+ return bridge.get();
+}
+
+void
+ContentBridgeParent::DeferredDestroy()
+{
+ mSelfRef = nullptr;
+ // |this| was just destroyed, hands off
+}
+
+bool
+ContentBridgeParent::RecvSyncMessage(const nsString& aMsg,
+ const ClonedMessageData& aData,
+ InfallibleTArray<jsipc::CpowEntry>&& aCpows,
+ const IPC::Principal& aPrincipal,
+ nsTArray<StructuredCloneData>* aRetvals)
+{
+ return nsIContentParent::RecvSyncMessage(aMsg, aData, Move(aCpows),
+ aPrincipal, aRetvals);
+}
+
+bool
+ContentBridgeParent::RecvAsyncMessage(const nsString& aMsg,
+ InfallibleTArray<jsipc::CpowEntry>&& aCpows,
+ const IPC::Principal& aPrincipal,
+ const ClonedMessageData& aData)
+{
+ return nsIContentParent::RecvAsyncMessage(aMsg, Move(aCpows),
+ aPrincipal, aData);
+}
+
+PBlobParent*
+ContentBridgeParent::SendPBlobConstructor(PBlobParent* actor,
+ const BlobConstructorParams& params)
+{
+ return PContentBridgeParent::SendPBlobConstructor(actor, params);
+}
+
+PBrowserParent*
+ContentBridgeParent::SendPBrowserConstructor(PBrowserParent* aActor,
+ const TabId& aTabId,
+ const IPCTabContext& aContext,
+ const uint32_t& aChromeFlags,
+ const ContentParentId& aCpID,
+ const bool& aIsForApp,
+ const bool& aIsForBrowser)
+{
+ return PContentBridgeParent::SendPBrowserConstructor(aActor,
+ aTabId,
+ aContext,
+ aChromeFlags,
+ aCpID,
+ aIsForApp,
+ aIsForBrowser);
+}
+
+PBlobParent*
+ContentBridgeParent::AllocPBlobParent(const BlobConstructorParams& aParams)
+{
+ return nsIContentParent::AllocPBlobParent(aParams);
+}
+
+bool
+ContentBridgeParent::DeallocPBlobParent(PBlobParent* aActor)
+{
+ return nsIContentParent::DeallocPBlobParent(aActor);
+}
+
+mozilla::jsipc::PJavaScriptParent *
+ContentBridgeParent::AllocPJavaScriptParent()
+{
+ return nsIContentParent::AllocPJavaScriptParent();
+}
+
+bool
+ContentBridgeParent::DeallocPJavaScriptParent(PJavaScriptParent *parent)
+{
+ return nsIContentParent::DeallocPJavaScriptParent(parent);
+}
+
+PBrowserParent*
+ContentBridgeParent::AllocPBrowserParent(const TabId& aTabId,
+ const IPCTabContext &aContext,
+ const uint32_t& aChromeFlags,
+ const ContentParentId& aCpID,
+ const bool& aIsForApp,
+ const bool& aIsForBrowser)
+{
+ return nsIContentParent::AllocPBrowserParent(aTabId,
+ aContext,
+ aChromeFlags,
+ aCpID,
+ aIsForApp,
+ aIsForBrowser);
+}
+
+bool
+ContentBridgeParent::DeallocPBrowserParent(PBrowserParent* aParent)
+{
+ return nsIContentParent::DeallocPBrowserParent(aParent);
+}
+
+void
+ContentBridgeParent::NotifyTabDestroyed()
+{
+ int32_t numLiveTabs = ManagedPBrowserParent().Count();
+ if (numLiveTabs == 1) {
+ MessageLoop::current()->PostTask(NewRunnableMethod(this, &ContentBridgeParent::Close));
+ }
+}
+
+// This implementation is identical to ContentParent::GetCPOWManager but we can't
+// move it to nsIContentParent because it calls ManagedPJavaScriptParent() which
+// only exists in PContentParent and PContentBridgeParent.
+jsipc::CPOWManager*
+ContentBridgeParent::GetCPOWManager()
+{
+ if (PJavaScriptParent* p = LoneManagedOrNullAsserts(ManagedPJavaScriptParent())) {
+ return CPOWManagerFor(p);
+ }
+ return nullptr;
+}
+
+NS_IMETHODIMP
+ContentBridgeParent::Observe(nsISupports* aSubject,
+ const char* aTopic,
+ const char16_t* aData)
+{
+ if (!strcmp(aTopic, "content-child-shutdown")) {
+ Close();
+ }
+ return NS_OK;
+}
+
+PFileDescriptorSetParent*
+ContentBridgeParent::AllocPFileDescriptorSetParent(const FileDescriptor& aFD)
+{
+ return nsIContentParent::AllocPFileDescriptorSetParent(aFD);
+}
+
+bool
+ContentBridgeParent::DeallocPFileDescriptorSetParent(PFileDescriptorSetParent* aActor)
+{
+ return nsIContentParent::DeallocPFileDescriptorSetParent(aActor);
+}
+
+PSendStreamParent*
+ContentBridgeParent::AllocPSendStreamParent()
+{
+ return nsIContentParent::AllocPSendStreamParent();
+}
+
+bool
+ContentBridgeParent::DeallocPSendStreamParent(PSendStreamParent* aActor)
+{
+ return nsIContentParent::DeallocPSendStreamParent(aActor);
+}
+
+} // namespace dom
+} // namespace mozilla