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/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
/* vim: set sw=2 ts=8 et tw=80 ft=cpp : */
/* 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
#ifndef mozilla_dom_WindowGlobalParent_h
#define mozilla_dom_WindowGlobalParent_h
#include "mozilla/ContentBlockingLog.h"
#include "mozilla/ContentBlockingNotifier.h"
#include "mozilla/Maybe.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/dom/ClientInfo.h"
#include "mozilla/dom/ClientIPCTypes.h"
#include "mozilla/dom/DOMRect.h"
#include "mozilla/dom/PWindowGlobalParent.h"
#include "mozilla/dom/WindowContext.h"
#include "mozilla/dom/WindowGlobalActorsBinding.h"
#include "nsTHashMap.h"
#include "nsRefPtrHashtable.h"
#include "nsWrapperCache.h"
#include "nsISupports.h"
#include "nsIDOMProcessParent.h"
#include "mozilla/dom/WindowGlobalActor.h"
#include "mozilla/dom/CanonicalBrowsingContext.h"
#include "mozilla/net/CookieJarSettings.h"
class nsIPrincipal;
class nsIURI;
class nsFrameLoader;
namespace mozilla {
namespace gfx {
class CrossProcessPaint;
} // namespace gfx
namespace dom {
class BrowserParent;
class WindowGlobalChild;
class JSWindowActorParent;
class JSActorMessageMeta;
struct PageUseCounters;
class WindowSessionStoreState;
struct WindowSessionStoreUpdate;
class SSCacheQueryResult;
/**
* A handle in the parent process to a specific nsGlobalWindowInner object.
*/
class WindowGlobalParent final : public WindowContext,
public WindowGlobalActor,
public PWindowGlobalParent {
friend class gfx::CrossProcessPaint;
friend class PWindowGlobalParent;
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(WindowGlobalParent,
WindowContext)
static already_AddRefed<WindowGlobalParent> GetByInnerWindowId(
uint64_t aInnerWindowId);
static already_AddRefed<WindowGlobalParent> GetByInnerWindowId(
const GlobalObject& aGlobal, uint64_t aInnerWindowId) {
return GetByInnerWindowId(aInnerWindowId);
}
// The same as the corresponding methods on `WindowContext`, except that the
// return types are already cast to their parent-process type variants, such
// as `WindowGlobalParent` or `CanonicalBrowsingContext`.
WindowGlobalParent* GetParentWindowContext() {
return static_cast<WindowGlobalParent*>(
WindowContext::GetParentWindowContext());
}
WindowGlobalParent* TopWindowContext() {
return static_cast<WindowGlobalParent*>(WindowContext::TopWindowContext());
}
CanonicalBrowsingContext* GetBrowsingContext() const {
return CanonicalBrowsingContext::Cast(WindowContext::GetBrowsingContext());
}
Element* GetRootOwnerElement();
// Has this actor been shut down
bool IsClosed() { return !CanSend(); }
// Get the other side of this actor if it is an in-process actor. Returns
// |nullptr| if the actor has been torn down, or is not in-process.
already_AddRefed<WindowGlobalChild> GetChildActor();
// Get a JS actor object by name.
already_AddRefed<JSWindowActorParent> GetActor(JSContext* aCx,
const nsACString& aName,
ErrorResult& aRv);
already_AddRefed<JSWindowActorParent> GetExistingActor(
const nsACString& aName);
// Get this actor's manager if it is not an in-process actor. Returns
// |nullptr| if the actor has been torn down, or is in-process.
BrowserParent* GetBrowserParent();
ContentParent* GetContentParent();
// The principal of this WindowGlobal. This value will not change over the
// lifetime of the WindowGlobal object, even to reflect changes in
// |document.domain|.
nsIPrincipal* DocumentPrincipal() { return mDocumentPrincipal; }
nsIPrincipal* DocumentStoragePrincipal() { return mDocumentStoragePrincipal; }
// The BrowsingContext which this WindowGlobal has been loaded into.
// FIXME: It's quite awkward that this method has a slightly different name
// than the one on WindowContext.
CanonicalBrowsingContext* BrowsingContext() override {
return GetBrowsingContext();
}
// Get the root nsFrameLoader object for the tree of BrowsingContext nodes
// which this WindowGlobal is a part of. This will be the nsFrameLoader
// holding the BrowserParent for remote tabs, and the root content frameloader
// for non-remote tabs.
already_AddRefed<nsFrameLoader> GetRootFrameLoader();
// The current URI which loaded in the document.
nsIURI* GetDocumentURI() override { return mDocumentURI; }
void GetDocumentTitle(nsAString& aTitle) const {
aTitle = mDocumentTitle.valueOr(nsString());
}
nsIPrincipal* GetContentBlockingAllowListPrincipal() const {
return mDocContentBlockingAllowListPrincipal;
}
Maybe<ClientInfo> GetClientInfo() { return mClientInfo; }
uint64_t ContentParentId();
int32_t OsPid();
bool IsCurrentGlobal();
bool IsActiveInTab();
bool IsProcessRoot();
uint32_t ContentBlockingEvents();
void GetContentBlockingLog(nsAString& aLog);
bool IsInitialDocument() {
return mIsInitialDocument.isSome() && mIsInitialDocument.value();
}
already_AddRefed<mozilla::dom::Promise> PermitUnload(
PermitUnloadAction aAction, uint32_t aTimeout, mozilla::ErrorResult& aRv);
void PermitUnload(std::function<void(bool)>&& aResolver);
already_AddRefed<mozilla::dom::Promise> DrawSnapshot(
const DOMRect* aRect, double aScale, const nsACString& aBackgroundColor,
bool aResetScrollPosition, mozilla::ErrorResult& aRv);
static already_AddRefed<WindowGlobalParent> CreateDisconnected(
const WindowGlobalInit& aInit);
// Initialize the mFrameLoader fields for a created WindowGlobalParent. Must
// be called after setting the Manager actor.
void Init() final;
nsIGlobalObject* GetParentObject();
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
void NotifyContentBlockingEvent(
uint32_t aEvent, nsIRequest* aRequest, bool aBlocked,
const nsACString& aTrackingOrigin,
const nsTArray<nsCString>& aTrackingFullHashes,
const Maybe<
ContentBlockingNotifier::StorageAccessPermissionGrantedReason>&
aReason,
const Maybe<ContentBlockingNotifier::CanvasFingerprinter>&
aCanvasFingerprinter,
const Maybe<bool> aCanvasFingerprinterKnownText);
ContentBlockingLog* GetContentBlockingLog() { return &mContentBlockingLog; }
nsIDOMProcessParent* GetDomProcess();
nsICookieJarSettings* CookieJarSettings() { return mCookieJarSettings; }
nsICookieJarSettings* GetCookieJarSettings() const {
return mCookieJarSettings;
}
bool DocumentHasLoaded() { return mDocumentHasLoaded; }
bool DocumentHasUserInteracted() { return mDocumentHasUserInteracted; }
uint32_t SandboxFlags() { return mSandboxFlags; }
bool GetDocumentBlockAllMixedContent() { return mBlockAllMixedContent; }
bool GetDocumentUpgradeInsecureRequests() { return mUpgradeInsecureRequests; }
void DidBecomeCurrentWindowGlobal(bool aCurrent);
uint32_t HttpsOnlyStatus() { return mHttpsOnlyStatus; }
void AddSecurityState(uint32_t aStateFlags);
uint32_t GetSecurityFlags() { return mSecurityState; }
nsITransportSecurityInfo* GetSecurityInfo() { return mSecurityInfo; }
const nsACString& GetRemoteType() override;
void NotifySessionStoreUpdatesComplete(Element* aEmbedder);
Maybe<uint64_t> GetSingleChannelId() { return mSingleChannelId; }
uint32_t GetBFCacheStatus() { return mBFCacheStatus; }
bool HasActivePeerConnections();
bool Fullscreen() { return mFullscreen; }
void SetFullscreen(bool aFullscreen) { mFullscreen = aFullscreen; }
void ExitTopChromeDocumentFullscreen();
void SetShouldReportHasBlockedOpaqueResponse(
nsContentPolicyType aContentPolicy);
protected:
already_AddRefed<JSActor> InitJSActor(JS::Handle<JSObject*> aMaybeActor,
const nsACString& aName,
ErrorResult& aRv) override;
mozilla::ipc::IProtocol* AsNativeActor() override { return this; }
// IPC messages
mozilla::ipc::IPCResult RecvLoadURI(
const MaybeDiscarded<dom::BrowsingContext>& aTargetBC,
nsDocShellLoadState* aLoadState, bool aSetNavigating);
mozilla::ipc::IPCResult RecvInternalLoad(nsDocShellLoadState* aLoadState);
mozilla::ipc::IPCResult RecvUpdateDocumentURI(NotNull<nsIURI*> aURI);
mozilla::ipc::IPCResult RecvUpdateDocumentPrincipal(
nsIPrincipal* aNewDocumentPrincipal,
nsIPrincipal* aNewDocumentStoragePrincipal);
mozilla::ipc::IPCResult RecvUpdateDocumentHasLoaded(bool aDocumentHasLoaded);
mozilla::ipc::IPCResult RecvUpdateDocumentHasUserInteracted(
bool aDocumentHasUserInteracted);
mozilla::ipc::IPCResult RecvUpdateSandboxFlags(uint32_t aSandboxFlags);
mozilla::ipc::IPCResult RecvUpdateDocumentCspSettings(
bool aBlockAllMixedContent, bool aUpgradeInsecureRequests);
mozilla::ipc::IPCResult RecvUpdateDocumentTitle(const nsString& aTitle);
mozilla::ipc::IPCResult RecvUpdateHttpsOnlyStatus(uint32_t aHttpsOnlyStatus);
mozilla::ipc::IPCResult RecvSetIsInitialDocument(bool aIsInitialDocument) {
if (aIsInitialDocument && mIsInitialDocument.isSome() &&
(mIsInitialDocument.value() != aIsInitialDocument)) {
return IPC_FAIL_NO_REASON(this);
}
mIsInitialDocument = Some(aIsInitialDocument);
return IPC_OK();
}
mozilla::ipc::IPCResult RecvUpdateDocumentSecurityInfo(
nsITransportSecurityInfo* aSecurityInfo);
mozilla::ipc::IPCResult RecvSetClientInfo(
const IPCClientInfo& aIPCClientInfo);
mozilla::ipc::IPCResult RecvDestroy();
mozilla::ipc::IPCResult RecvRawMessage(
const JSActorMessageMeta& aMeta, const Maybe<ClonedMessageData>& aData,
const Maybe<ClonedMessageData>& aStack);
mozilla::ipc::IPCResult RecvGetContentBlockingEvents(
GetContentBlockingEventsResolver&& aResolver);
mozilla::ipc::IPCResult RecvUpdateCookieJarSettings(
const CookieJarSettingsArgs& aCookieJarSettingsArgs);
void ActorDestroy(ActorDestroyReason aWhy) override;
void DrawSnapshotInternal(gfx::CrossProcessPaint* aPaint,
const Maybe<IntRect>& aRect, float aScale,
nscolor aBackgroundColor, uint32_t aFlags);
// WebShare API - try to share
mozilla::ipc::IPCResult RecvShare(IPCWebShareData&& aData,
ShareResolver&& aResolver);
mozilla::ipc::IPCResult RecvCheckPermitUnload(
bool aHasInProcessBlocker, XPCOMPermitUnloadAction aAction,
CheckPermitUnloadResolver&& aResolver);
mozilla::ipc::IPCResult RecvExpectPageUseCounters(
const MaybeDiscarded<dom::WindowContext>& aTop);
mozilla::ipc::IPCResult RecvAccumulatePageUseCounters(
const UseCounters& aUseCounters);
mozilla::ipc::IPCResult RecvRequestRestoreTabContent();
mozilla::ipc::IPCResult RecvUpdateBFCacheStatus(const uint32_t& aOnFlags,
const uint32_t& aOffFlags);
// This IPC method is to notify the parent process that the caller process
// creates the first active peer connection (aIsAdded = true) or closes the
// last active peer connection (aIsAdded = false).
mozilla::ipc::IPCResult RecvUpdateActivePeerConnectionStatus(bool aIsAdded);
public:
mozilla::ipc::IPCResult RecvSetSingleChannelId(
const Maybe<uint64_t>& aSingleChannelId);
mozilla::ipc::IPCResult RecvSetDocumentDomain(NotNull<nsIURI*> aDomain);
mozilla::ipc::IPCResult RecvReloadWithHttpsOnlyException();
mozilla::ipc::IPCResult RecvDiscoverIdentityCredentialFromExternalSource(
const IdentityCredentialRequestOptions& aOptions,
const DiscoverIdentityCredentialFromExternalSourceResolver& aResolver);
mozilla::ipc::IPCResult RecvGetStorageAccessPermission(
GetStorageAccessPermissionResolver&& aResolve);
mozilla::ipc::IPCResult RecvSetCookies(
const nsCString& aBaseDomain, const OriginAttributes& aOriginAttributes,
nsIURI* aHost, bool aFromHttp, const nsTArray<CookieStruct>& aCookies);
mozilla::ipc::IPCResult RecvOnInitialStorageAccess();
private:
WindowGlobalParent(CanonicalBrowsingContext* aBrowsingContext,
uint64_t aInnerWindowId, uint64_t aOuterWindowId,
FieldValues&& aInit);
~WindowGlobalParent();
bool ShouldTrackSiteOriginTelemetry();
void FinishAccumulatingPageUseCounters();
// Returns failure if the new storage principal cannot be validated
// against the current document principle.
nsresult SetDocumentStoragePrincipal(
nsIPrincipal* aNewDocumentStoragePrincipal);
// NOTE: Neither this document principal nor the document storage
// principal doesn't reflect possible |document.domain| mutations
// which may have been made in the actual document.
nsCOMPtr<nsIPrincipal> mDocumentPrincipal;
nsCOMPtr<nsIPrincipal> mDocumentStoragePrincipal;
// The principal to use for the content blocking allow list.
nsCOMPtr<nsIPrincipal> mDocContentBlockingAllowListPrincipal;
nsCOMPtr<nsIURI> mDocumentURI;
Maybe<nsString> mDocumentTitle;
Maybe<bool> mIsInitialDocument;
// True if this window has a "beforeunload" event listener.
bool mHasBeforeUnload;
// The log of all content blocking actions taken on the document related to
// this WindowGlobalParent. This is only stored on top-level documents and
// includes the activity log for all of the nested subdocuments as well.
ContentBlockingLog mContentBlockingLog;
uint32_t mSecurityState = 0;
Maybe<ClientInfo> mClientInfo;
// Fields being mirrored from the corresponding document
nsCOMPtr<nsICookieJarSettings> mCookieJarSettings;
nsCOMPtr<nsITransportSecurityInfo> mSecurityInfo;
uint32_t mSandboxFlags;
struct OriginCounter {
void UpdateSiteOriginsFrom(WindowGlobalParent* aParent, bool aIncrease);
void Accumulate();
nsTHashMap<nsCStringHashKey, int32_t> mOriginMap;
uint32_t mMaxOrigins = 0;
};
// Used to collect unique site origin telemetry.
//
// Is only Some() on top-level content windows.
Maybe<OriginCounter> mOriginCounter;
bool mDocumentHasLoaded;
bool mDocumentHasUserInteracted;
bool mDocumentTreeWouldPreloadResources = false;
bool mBlockAllMixedContent;
bool mUpgradeInsecureRequests;
// HTTPS-Only Mode flags
uint32_t mHttpsOnlyStatus;
// The window of the document whose page use counters our document's use
// counters will contribute to. (If we are a top-level document, this
// will point to ourselves.)
RefPtr<WindowGlobalParent> mPageUseCountersWindow;
// Our page use counters, if we are a top-level document.
UniquePtr<PageUseCounters> mPageUseCounters;
// Whether we have sent our page use counters, and so should ignore any
// subsequent ExpectPageUseCounters calls.
bool mSentPageUseCounters = false;
uint32_t mBFCacheStatus = 0;
// If this WindowGlobalParent is a top window, this field indicates how many
// child processes have active peer connections for this window and its
// descendants.
uint32_t mNumOfProcessesWithActivePeerConnections = 0;
// mSingleChannelId records whether the loadgroup contains a single request
// with an id. If there is one channel in the loadgroup and it has an id then
// mSingleChannelId is set to Some(id) (ids are non-zero). If there is one
// request in the loadgroup and it's not a channel or it doesn't have an id,
// or there are multiple requests in the loadgroup, then mSingleChannelId is
// set to Some(0). If there are no requests in the loadgroup then
// mSingleChannelId is set to Nothing().
// Note: We ignore favicon loads when considering the requests in the
// loadgroup.
Maybe<uint64_t> mSingleChannelId;
// True if the current loaded document is in fullscreen.
bool mFullscreen = false;
bool mShouldReportHasBlockedOpaqueResponse = false;
};
} // namespace dom
} // namespace mozilla
inline nsISupports* ToSupports(
mozilla::dom::WindowGlobalParent* aWindowGlobal) {
return static_cast<mozilla::dom::WindowContext*>(aWindowGlobal);
}
#endif // !defined(mozilla_dom_WindowGlobalParent_h)