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LoadInfo.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/LoadInfo.h"
#include "js/Array.h" // JS::NewArrayObject
#include "js/PropertyAndElement.h" // JS_DefineElement
#include "mozilla/Assertions.h"
#include "mozilla/ExpandedPrincipal.h"
#include "mozilla/dom/CanonicalBrowsingContext.h"
#include "mozilla/dom/ClientIPCTypes.h"
#include "mozilla/dom/ClientSource.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/dom/DOMTypes.h"
#include "mozilla/dom/Performance.h"
#include "mozilla/dom/PerformanceStorage.h"
#include "mozilla/dom/BrowserChild.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/dom/BrowsingContext.h"
#include "mozilla/dom/WindowGlobalParent.h"
#include "mozilla/dom/nsHTTPSOnlyUtils.h"
#include "mozilla/net/CookieJarSettings.h"
#include "mozilla/NullPrincipal.h"
#include "mozilla/StaticPrefs_network.h"
#include "mozilla/StaticPrefs_security.h"
#include "mozIThirdPartyUtil.h"
#include "ThirdPartyUtil.h"
#include "nsFrameLoader.h"
#include "nsFrameLoaderOwner.h"
#include "nsIContentSecurityPolicy.h"
#include "nsIDocShell.h"
#include "mozilla/dom/Document.h"
#include "nsIHttpChannel.h"
#include "nsIHttpChannelInternal.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIScriptElement.h"
#include "nsISupportsImpl.h"
#include "nsISupportsUtils.h"
#include "nsIXPConnect.h"
#include "nsDocShell.h"
#include "nsGlobalWindowInner.h"
#include "nsMixedContentBlocker.h"
#include "nsQueryObject.h"
#include "nsRedirectHistoryEntry.h"
#include "nsSandboxFlags.h"
#include "nsICookieService.h"
using namespace mozilla::dom;
namespace mozilla::net {
static nsCString CurrentRemoteType() {
MOZ_ASSERT(XRE_IsParentProcess() || XRE_IsContentProcess());
if (ContentChild* cc = ContentChild::GetSingleton()) {
return nsCString(cc->GetRemoteType());
}
return NOT_REMOTE_TYPE;
}
static nsContentPolicyType InternalContentPolicyTypeForFrame(
CanonicalBrowsingContext* aBrowsingContext) {
const auto& maybeEmbedderElementType =
aBrowsingContext->GetEmbedderElementType();
MOZ_ASSERT(maybeEmbedderElementType.isSome());
auto embedderElementType = maybeEmbedderElementType.value();
// Assign same type as in nsDocShell::DetermineContentType.
// N.B. internal content policy type will never be TYPE_DOCUMENT
return embedderElementType.EqualsLiteral("iframe")
? nsIContentPolicy::TYPE_INTERNAL_IFRAME
: nsIContentPolicy::TYPE_INTERNAL_FRAME;
}
/* static */ already_AddRefed<LoadInfo> LoadInfo::CreateForDocument(
dom::CanonicalBrowsingContext* aBrowsingContext, nsIURI* aURI,
nsIPrincipal* aTriggeringPrincipal, const nsACString& aTriggeringRemoteType,
const OriginAttributes& aOriginAttributes, nsSecurityFlags aSecurityFlags,
uint32_t aSandboxFlags) {
return MakeAndAddRef<LoadInfo>(aBrowsingContext, aURI, aTriggeringPrincipal,
aTriggeringRemoteType, aOriginAttributes,
aSecurityFlags, aSandboxFlags);
}
/* static */ already_AddRefed<LoadInfo> LoadInfo::CreateForFrame(
dom::CanonicalBrowsingContext* aBrowsingContext,
nsIPrincipal* aTriggeringPrincipal, const nsACString& aTriggeringRemoteType,
nsSecurityFlags aSecurityFlags, uint32_t aSandboxFlags) {
return MakeAndAddRef<LoadInfo>(aBrowsingContext, aTriggeringPrincipal,
aTriggeringRemoteType, aSecurityFlags,
aSandboxFlags);
}
/* static */ already_AddRefed<LoadInfo> LoadInfo::CreateForNonDocument(
dom::WindowGlobalParent* aParentWGP, nsIPrincipal* aTriggeringPrincipal,
nsContentPolicyType aContentPolicyType, nsSecurityFlags aSecurityFlags,
uint32_t aSandboxFlags) {
return MakeAndAddRef<LoadInfo>(
aParentWGP, aTriggeringPrincipal, aParentWGP->GetRemoteType(),
aContentPolicyType, aSecurityFlags, aSandboxFlags);
}
LoadInfo::LoadInfo(
nsIPrincipal* aLoadingPrincipal, nsIPrincipal* aTriggeringPrincipal,
nsINode* aLoadingContext, nsSecurityFlags aSecurityFlags,
nsContentPolicyType aContentPolicyType,
const Maybe<mozilla::dom::ClientInfo>& aLoadingClientInfo,
const Maybe<mozilla::dom::ServiceWorkerDescriptor>& aController,
uint32_t aSandboxFlags, bool aSkipCheckForBrokenURLOrZeroSized)
: mLoadingPrincipal(aLoadingContext ? aLoadingContext->NodePrincipal()
: aLoadingPrincipal),
mTriggeringPrincipal(aTriggeringPrincipal ? aTriggeringPrincipal
: mLoadingPrincipal.get()),
mTriggeringRemoteType(CurrentRemoteType()),
mSandboxedNullPrincipalID(nsID::GenerateUUID()),
mClientInfo(aLoadingClientInfo),
mController(aController),
mLoadingContext(do_GetWeakReference(aLoadingContext)),
mSecurityFlags(aSecurityFlags),
mSandboxFlags(aSandboxFlags),
mInternalContentPolicyType(aContentPolicyType),
mSkipCheckForBrokenURLOrZeroSized(aSkipCheckForBrokenURLOrZeroSized) {
MOZ_ASSERT(mLoadingPrincipal);
MOZ_ASSERT(mTriggeringPrincipal);
#ifdef DEBUG
// TYPE_DOCUMENT loads initiated by javascript tests will go through
// nsIOService and use the wrong constructor. Don't enforce the
// !TYPE_DOCUMENT check in those cases
bool skipContentTypeCheck = false;
skipContentTypeCheck =
Preferences::GetBool("network.loadinfo.skip_type_assertion");
#endif
// This constructor shouldn't be used for TYPE_DOCUMENT loads that don't
// have a loadingPrincipal
MOZ_ASSERT(skipContentTypeCheck || mLoadingPrincipal ||
mInternalContentPolicyType != nsIContentPolicy::TYPE_DOCUMENT);
// We should only get an explicit controller for subresource requests.
MOZ_DIAGNOSTIC_ASSERT(aController.isNothing() ||
!nsContentUtils::IsNonSubresourceInternalPolicyType(
mInternalContentPolicyType));
// TODO(bug 1259873): Above, we initialize mIsThirdPartyContext to false
// meaning that consumers of LoadInfo that don't pass a context or pass a
// context from which we can't find a window will default to assuming that
// they're 1st party. It would be nice if we could default "safe" and assume
// that we are 3rd party until proven otherwise.
// if consumers pass both, aLoadingContext and aLoadingPrincipal
// then the loadingPrincipal must be the same as the node's principal
MOZ_ASSERT(!aLoadingContext || !aLoadingPrincipal ||
aLoadingContext->NodePrincipal() == aLoadingPrincipal);
// if the load is sandboxed, we can not also inherit the principal
if (mSandboxFlags & SANDBOXED_ORIGIN) {
mForceInheritPrincipalDropped =
(mSecurityFlags & nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL);
mSecurityFlags &= ~nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL;
}
ExtContentPolicyType externalType =
nsContentUtils::InternalContentPolicyTypeToExternal(aContentPolicyType);
if (aLoadingContext) {
// Ensure that all network requests for a window client have the ClientInfo
// properly set. Workers must currently pass the loading ClientInfo
// explicitly. We allow main thread requests to explicitly pass the value as
// well.
if (mClientInfo.isNothing()) {
mClientInfo = aLoadingContext->OwnerDoc()->GetClientInfo();
}
// For subresource loads set the service worker based on the calling
// context's controller. Workers must currently pass the controller in
// explicitly. We allow main thread requests to explicitly pass the value
// as well, but otherwise extract from the loading context here.
if (mController.isNothing() &&
!nsContentUtils::IsNonSubresourceInternalPolicyType(
mInternalContentPolicyType)) {
mController = aLoadingContext->OwnerDoc()->GetController();
}
nsCOMPtr<nsPIDOMWindowOuter> contextOuter =
aLoadingContext->OwnerDoc()->GetWindow();
if (contextOuter) {
ComputeIsThirdPartyContext(contextOuter);
RefPtr<dom::BrowsingContext> bc = contextOuter->GetBrowsingContext();
MOZ_ASSERT(bc);
mBrowsingContextID = bc->Id();
nsGlobalWindowInner* innerWindow =
nsGlobalWindowInner::Cast(contextOuter->GetCurrentInnerWindow());
if (innerWindow) {
mTopLevelPrincipal = innerWindow->GetTopLevelAntiTrackingPrincipal();
if (!mTopLevelPrincipal &&
externalType == ExtContentPolicy::TYPE_SUBDOCUMENT && bc->IsTop()) {
// If this is the first level iframe, innerWindow is our top-level
// principal.
mTopLevelPrincipal = innerWindow->GetPrincipal();
}
}
// Let's inherit the cookie behavior and permission from the parent
// document.
mCookieJarSettings = aLoadingContext->OwnerDoc()->CookieJarSettings();
}
mInnerWindowID = aLoadingContext->OwnerDoc()->InnerWindowID();
RefPtr<WindowContext> ctx = WindowContext::GetById(mInnerWindowID);
if (ctx) {
mLoadingEmbedderPolicy = ctx->GetEmbedderPolicy();
}
mDocumentHasUserInteracted =
aLoadingContext->OwnerDoc()->UserHasInteracted();
// Inherit HTTPS-Only Mode flags from parent document.
mHttpsOnlyStatus |= nsHTTPSOnlyUtils::GetStatusForSubresourceLoad(
aLoadingContext->OwnerDoc()->HttpsOnlyStatus());
// When the element being loaded is a frame, we choose the frame's window
// for the window ID and the frame element's window as the parent
// window. This is the behavior that Chrome exposes to add-ons.
// NB: If the frameLoaderOwner doesn't have a frame loader, then the load
// must be coming from an object (such as a plugin) that's loaded into it
// instead of a document being loaded. In that case, treat this object like
// any other non-document-loading element.
RefPtr<nsFrameLoaderOwner> frameLoaderOwner =
do_QueryObject(aLoadingContext);
RefPtr<nsFrameLoader> fl =
frameLoaderOwner ? frameLoaderOwner->GetFrameLoader() : nullptr;
if (fl) {
nsCOMPtr<nsIDocShell> docShell = fl->GetDocShell(IgnoreErrors());
if (docShell) {
nsCOMPtr<nsPIDOMWindowOuter> outerWindow = do_GetInterface(docShell);
if (outerWindow) {
RefPtr<dom::BrowsingContext> bc = outerWindow->GetBrowsingContext();
mFrameBrowsingContextID = bc ? bc->Id() : 0;
}
}
}
// if the document forces all mixed content to be blocked, then we
// store that bit for all requests on the loadinfo.
mBlockAllMixedContent =
aLoadingContext->OwnerDoc()->GetBlockAllMixedContent(false) ||
(nsContentUtils::IsPreloadType(mInternalContentPolicyType) &&
aLoadingContext->OwnerDoc()->GetBlockAllMixedContent(true));
if (mLoadingPrincipal && BasePrincipal::Cast(mTriggeringPrincipal)
->OverridesCSP(mLoadingPrincipal)) {
// if the load is triggered by an addon which potentially overrides the
// CSP of the document, then do not force insecure requests to be
// upgraded.
mUpgradeInsecureRequests = false;
} else {
// if the document forces all requests to be upgraded from http to https,
// then we should do that for all requests. If it only forces preloads to
// be upgraded then we should enforce upgrade insecure requests only for
// preloads.
mUpgradeInsecureRequests =
aLoadingContext->OwnerDoc()->GetUpgradeInsecureRequests(false) ||
(nsContentUtils::IsPreloadType(mInternalContentPolicyType) &&
aLoadingContext->OwnerDoc()->GetUpgradeInsecureRequests(true));
}
if (nsMixedContentBlocker::IsUpgradableContentType(
mInternalContentPolicyType, /* aConsiderPrefs */ false)) {
// Check the load is within a secure context but ignore loopback URLs
if (mLoadingPrincipal->GetIsOriginPotentiallyTrustworthy() &&
!mLoadingPrincipal->GetIsLoopbackHost()) {
if (nsMixedContentBlocker::IsUpgradableContentType(
mInternalContentPolicyType, /* aConsiderPrefs */ true)) {
mBrowserUpgradeInsecureRequests = true;
} else {
mBrowserWouldUpgradeInsecureRequests = true;
}
}
}
}
mOriginAttributes = mLoadingPrincipal->OriginAttributesRef();
// We need to do this after inheriting the document's origin attributes
// above, in case the loading principal ends up being the system principal.
if (aLoadingContext) {
nsCOMPtr<nsILoadContext> loadContext =
aLoadingContext->OwnerDoc()->GetLoadContext();
nsCOMPtr<nsIDocShell> docShell = aLoadingContext->OwnerDoc()->GetDocShell();
if (loadContext && docShell &&
docShell->GetBrowsingContext()->IsContent()) {
bool usePrivateBrowsing;
nsresult rv = loadContext->GetUsePrivateBrowsing(&usePrivateBrowsing);
if (NS_SUCCEEDED(rv)) {
mOriginAttributes.SyncAttributesWithPrivateBrowsing(usePrivateBrowsing);
}
}
if (!loadContext) {
// Things like svg documents being used as images don't have a load
// context or a docshell, in that case try to inherit private browsing
// from the documents channel (which is how we determine which imgLoader
// is used).
nsCOMPtr<nsIChannel> channel = aLoadingContext->OwnerDoc()->GetChannel();
if (channel) {
mOriginAttributes.SyncAttributesWithPrivateBrowsing(
NS_UsePrivateBrowsing(channel));
}
}
// For chrome docshell, the mPrivateBrowsingId remains 0 even its
// UsePrivateBrowsing() is true, so we only update the mPrivateBrowsingId in
// origin attributes if the type of the docshell is content.
MOZ_ASSERT(!docShell || !docShell->GetBrowsingContext()->IsChrome() ||
mOriginAttributes.mPrivateBrowsingId == 0,
"chrome docshell shouldn't have mPrivateBrowsingId set.");
}
}
/* Constructor takes an outer window, but no loadingNode or loadingPrincipal.
* This constructor should only be used for TYPE_DOCUMENT loads, since they
* have a null loadingNode and loadingPrincipal.
*/
LoadInfo::LoadInfo(nsPIDOMWindowOuter* aOuterWindow, nsIURI* aURI,
nsIPrincipal* aTriggeringPrincipal,
nsISupports* aContextForTopLevelLoad,
nsSecurityFlags aSecurityFlags, uint32_t aSandboxFlags)
: mTriggeringPrincipal(aTriggeringPrincipal),
mTriggeringRemoteType(CurrentRemoteType()),
mSandboxedNullPrincipalID(nsID::GenerateUUID()),
mContextForTopLevelLoad(do_GetWeakReference(aContextForTopLevelLoad)),
mSecurityFlags(aSecurityFlags),
mSandboxFlags(aSandboxFlags),
mInternalContentPolicyType(nsIContentPolicy::TYPE_DOCUMENT) {
// Top-level loads are never third-party
// Grab the information we can out of the window.
MOZ_ASSERT(aOuterWindow);
MOZ_ASSERT(mTriggeringPrincipal);
// if the load is sandboxed, we can not also inherit the principal
if (mSandboxFlags & SANDBOXED_ORIGIN) {
mForceInheritPrincipalDropped =
(mSecurityFlags & nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL);
mSecurityFlags &= ~nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL;
}
RefPtr<BrowsingContext> bc = aOuterWindow->GetBrowsingContext();
mBrowsingContextID = bc ? bc->Id() : 0;
// This should be removed in bug 1618557
nsGlobalWindowInner* innerWindow =
nsGlobalWindowInner::Cast(aOuterWindow->GetCurrentInnerWindow());
if (innerWindow) {
mTopLevelPrincipal = innerWindow->GetTopLevelAntiTrackingPrincipal();
}
// get the docshell from the outerwindow, and then get the originattributes
nsCOMPtr<nsIDocShell> docShell = aOuterWindow->GetDocShell();
MOZ_ASSERT(docShell);
mOriginAttributes = nsDocShell::Cast(docShell)->GetOriginAttributes();
// We sometimes use this constructor for security checks for outer windows
// that aren't top level.
if (aSecurityFlags != nsILoadInfo::SEC_ONLY_FOR_EXPLICIT_CONTENTSEC_CHECK) {
MOZ_ASSERT(aOuterWindow->GetBrowsingContext()->IsTop());
}
#ifdef DEBUG
if (docShell->GetBrowsingContext()->IsChrome()) {
MOZ_ASSERT(mOriginAttributes.mPrivateBrowsingId == 0,
"chrome docshell shouldn't have mPrivateBrowsingId set.");
}
#endif
// Let's take the current cookie behavior and current cookie permission
// for the documents' loadInfo. Note that for any other loadInfos,
// cookieBehavior will be BEHAVIOR_REJECT for security reasons.
bool isPrivate = mOriginAttributes.IsPrivateBrowsing();
bool shouldResistFingerprinting =
nsContentUtils::ShouldResistFingerprinting_dangerous(
aURI, mOriginAttributes,
"We are creating CookieJarSettings, so we can't have one already.",
RFPTarget::IsAlwaysEnabledForPrecompute);
mCookieJarSettings = CookieJarSettings::Create(
isPrivate ? CookieJarSettings::ePrivate : CookieJarSettings::eRegular,
shouldResistFingerprinting);
}
LoadInfo::LoadInfo(dom::CanonicalBrowsingContext* aBrowsingContext,
nsIURI* aURI, nsIPrincipal* aTriggeringPrincipal,
const nsACString& aTriggeringRemoteType,
const OriginAttributes& aOriginAttributes,
nsSecurityFlags aSecurityFlags, uint32_t aSandboxFlags)
: mTriggeringPrincipal(aTriggeringPrincipal),
mTriggeringRemoteType(aTriggeringRemoteType),
mSandboxedNullPrincipalID(nsID::GenerateUUID()),
mSecurityFlags(aSecurityFlags),
mSandboxFlags(aSandboxFlags),
mInternalContentPolicyType(nsIContentPolicy::TYPE_DOCUMENT) {
// Top-level loads are never third-party
// Grab the information we can out of the window.
MOZ_ASSERT(aBrowsingContext);
MOZ_ASSERT(mTriggeringPrincipal);
MOZ_ASSERT(aSecurityFlags !=
nsILoadInfo::SEC_ONLY_FOR_EXPLICIT_CONTENTSEC_CHECK);
// if the load is sandboxed, we can not also inherit the principal
if (mSandboxFlags & SANDBOXED_ORIGIN) {
mForceInheritPrincipalDropped =
(mSecurityFlags & nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL);
mSecurityFlags &= ~nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL;
}
mBrowsingContextID = aBrowsingContext->Id();
mOriginAttributes = aOriginAttributes;
#ifdef DEBUG
if (aBrowsingContext->IsChrome()) {
MOZ_ASSERT(mOriginAttributes.mPrivateBrowsingId == 0,
"chrome docshell shouldn't have mPrivateBrowsingId set.");
}
#endif
// This code path can be taken when loading an about:blank document, which
// means we might think that we should be exempted from resist fingerprinting.
// If we think that, we should defer to any opener, if it is present. If the
// opener is also exempted, then it continues to be exempted. Regardless of
// what ShouldRFP says, we _also_ need to propagate any RandomizationKey we
// have.
bool shouldResistFingerprinting =
nsContentUtils::ShouldResistFingerprinting_dangerous(
aURI, mOriginAttributes,
"We are creating CookieJarSettings, so we can't have one already.",
RFPTarget::IsAlwaysEnabledForPrecompute);
nsresult rv = NS_ERROR_NOT_AVAILABLE;
nsTArray<uint8_t> randomKey;
RefPtr<BrowsingContext> opener = aBrowsingContext->GetOpener();
if (opener) {
MOZ_ASSERT(opener->GetCurrentWindowContext());
if (opener->GetCurrentWindowContext()) {
shouldResistFingerprinting |=
opener->GetCurrentWindowContext()->ShouldResistFingerprinting();
}
// In the parent, we need to get the CJS from the CanonicalBrowsingContext's
// WindowGlobalParent If we're in the child, we probably have a reference to
// the opener's document, and can get it from there.
if (XRE_IsParentProcess()) {
MOZ_ASSERT(opener->Canonical()->GetCurrentWindowGlobal());
if (opener->Canonical()->GetCurrentWindowGlobal()) {
MOZ_ASSERT(
opener->Canonical()->GetCurrentWindowGlobal()->CookieJarSettings());
rv = opener->Canonical()
->GetCurrentWindowGlobal()
->CookieJarSettings()
->GetFingerprintingRandomizationKey(randomKey);
}
} else if (opener->GetDocument()) {
MOZ_ASSERT(false, "Code is in child");
rv = opener->GetDocument()
->CookieJarSettings()
->GetFingerprintingRandomizationKey(randomKey);
}
}
const bool isPrivate = mOriginAttributes.IsPrivateBrowsing();
// Let's take the current cookie behavior and current cookie permission
// for the documents' loadInfo. Note that for any other loadInfos,
// cookieBehavior will be BEHAVIOR_REJECT for security reasons.
mCookieJarSettings = CookieJarSettings::Create(
isPrivate ? CookieJarSettings::ePrivate : CookieJarSettings::eRegular,
shouldResistFingerprinting);
if (NS_SUCCEEDED(rv)) {
net::CookieJarSettings::Cast(mCookieJarSettings)
->SetFingerprintingRandomizationKey(randomKey);
}
}
LoadInfo::LoadInfo(dom::WindowGlobalParent* aParentWGP,
nsIPrincipal* aTriggeringPrincipal,
const nsACString& aTriggeringRemoteType,
nsContentPolicyType aContentPolicyType,
nsSecurityFlags aSecurityFlags, uint32_t aSandboxFlags)
: mTriggeringPrincipal(aTriggeringPrincipal),
mTriggeringRemoteType(aTriggeringRemoteType),
mSandboxedNullPrincipalID(nsID::GenerateUUID()),
mSecurityFlags(aSecurityFlags),
mSandboxFlags(aSandboxFlags),
mInternalContentPolicyType(aContentPolicyType) {
CanonicalBrowsingContext* parentBC = aParentWGP->BrowsingContext();
MOZ_ASSERT(parentBC);
ComputeAncestors(parentBC, mAncestorPrincipals, mAncestorBrowsingContextIDs);
RefPtr<WindowGlobalParent> topLevelWGP = aParentWGP->TopWindowContext();
// if the load is sandboxed, we can not also inherit the principal
if (mSandboxFlags & SANDBOXED_ORIGIN) {
mForceInheritPrincipalDropped =
(mSecurityFlags & nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL);
mSecurityFlags &= ~nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL;
}
// Ensure that all network requests for a window client have the ClientInfo
// properly set.
mClientInfo = aParentWGP->GetClientInfo();
mLoadingPrincipal = aParentWGP->DocumentPrincipal();
ComputeIsThirdPartyContext(aParentWGP);
mBrowsingContextID = parentBC->Id();
// Let's inherit the cookie behavior and permission from the embedder
// document.
mCookieJarSettings = aParentWGP->CookieJarSettings();
if (topLevelWGP->BrowsingContext()->IsTop()) {
if (mCookieJarSettings) {
bool stopAtOurLevel = mCookieJarSettings->GetCookieBehavior() ==
nsICookieService::BEHAVIOR_REJECT_TRACKER;
if (!stopAtOurLevel ||
topLevelWGP->OuterWindowId() != aParentWGP->OuterWindowId()) {
mTopLevelPrincipal = topLevelWGP->DocumentPrincipal();
}
}
}
if (!mTopLevelPrincipal && parentBC->IsTop()) {
// If this is the first level iframe, embedder WindowGlobalParent's document
// principal is our top-level principal.
mTopLevelPrincipal = aParentWGP->DocumentPrincipal();
}
mInnerWindowID = aParentWGP->InnerWindowId();
mDocumentHasUserInteracted = aParentWGP->DocumentHasUserInteracted();
// if the document forces all mixed content to be blocked, then we
// store that bit for all requests on the loadinfo.
mBlockAllMixedContent = aParentWGP->GetDocumentBlockAllMixedContent();
if (mTopLevelPrincipal && BasePrincipal::Cast(mTriggeringPrincipal)
->OverridesCSP(mTopLevelPrincipal)) {
// if the load is triggered by an addon which potentially overrides the
// CSP of the document, then do not force insecure requests to be
// upgraded.
mUpgradeInsecureRequests = false;
} else {
// if the document forces all requests to be upgraded from http to https,
// then we should do that for all requests. If it only forces preloads to
// be upgraded then we should enforce upgrade insecure requests only for
// preloads.
mUpgradeInsecureRequests = aParentWGP->GetDocumentUpgradeInsecureRequests();
}
mOriginAttributes = mLoadingPrincipal->OriginAttributesRef();
// We need to do this after inheriting the document's origin attributes
// above, in case the loading principal ends up being the system principal.
if (parentBC->IsContent()) {
mOriginAttributes.SyncAttributesWithPrivateBrowsing(
parentBC->UsePrivateBrowsing());
}
// Inherit HTTPS-Only Mode flags from embedder document.
mHttpsOnlyStatus |= nsHTTPSOnlyUtils::GetStatusForSubresourceLoad(
aParentWGP->HttpsOnlyStatus());
// For chrome BC, the mPrivateBrowsingId remains 0 even its
// UsePrivateBrowsing() is true, so we only update the mPrivateBrowsingId in
// origin attributes if the type of the BC is content.
if (parentBC->IsChrome()) {
MOZ_ASSERT(mOriginAttributes.mPrivateBrowsingId == 0,
"chrome docshell shouldn't have mPrivateBrowsingId set.");
}
RefPtr<WindowContext> ctx = WindowContext::GetById(mInnerWindowID);
if (ctx) {
mLoadingEmbedderPolicy = ctx->GetEmbedderPolicy();
if (Document* document = ctx->GetDocument()) {
mIsOriginTrialCoepCredentiallessEnabledForTopLevel =
document->Trials().IsEnabled(OriginTrial::CoepCredentialless);
}
}
}
// Used for TYPE_FRAME or TYPE_IFRAME load.
LoadInfo::LoadInfo(dom::CanonicalBrowsingContext* aBrowsingContext,
nsIPrincipal* aTriggeringPrincipal,
const nsACString& aTriggeringRemoteType,
nsSecurityFlags aSecurityFlags, uint32_t aSandboxFlags)
: LoadInfo(aBrowsingContext->GetParentWindowContext(), aTriggeringPrincipal,
aTriggeringRemoteType,
InternalContentPolicyTypeForFrame(aBrowsingContext),
aSecurityFlags, aSandboxFlags) {
mFrameBrowsingContextID = aBrowsingContext->Id();
}
LoadInfo::LoadInfo(const LoadInfo& rhs)
: mLoadingPrincipal(rhs.mLoadingPrincipal),
mTriggeringPrincipal(rhs.mTriggeringPrincipal),
mPrincipalToInherit(rhs.mPrincipalToInherit),
mTopLevelPrincipal(rhs.mTopLevelPrincipal),
mResultPrincipalURI(rhs.mResultPrincipalURI),
mChannelCreationOriginalURI(rhs.mChannelCreationOriginalURI),
mCookieJarSettings(rhs.mCookieJarSettings),
mCspToInherit(rhs.mCspToInherit),
mContainerFeaturePolicyInfo(rhs.mContainerFeaturePolicyInfo),
mTriggeringRemoteType(rhs.mTriggeringRemoteType),
mSandboxedNullPrincipalID(rhs.mSandboxedNullPrincipalID),
mClientInfo(rhs.mClientInfo),
// mReservedClientSource must be handled specially during redirect
// mReservedClientInfo must be handled specially during redirect
// mInitialClientInfo must be handled specially during redirect
mController(rhs.mController),
mPerformanceStorage(rhs.mPerformanceStorage),
mLoadingContext(rhs.mLoadingContext),
mContextForTopLevelLoad(rhs.mContextForTopLevelLoad),
mSecurityFlags(rhs.mSecurityFlags),
mSandboxFlags(rhs.mSandboxFlags),
mTriggeringSandboxFlags(rhs.mTriggeringSandboxFlags),
mTriggeringWindowId(rhs.mTriggeringWindowId),
mTriggeringStorageAccess(rhs.mTriggeringStorageAccess),
mInternalContentPolicyType(rhs.mInternalContentPolicyType),
mTainting(rhs.mTainting),
mBlockAllMixedContent(rhs.mBlockAllMixedContent),
mUpgradeInsecureRequests(rhs.mUpgradeInsecureRequests),
mBrowserUpgradeInsecureRequests(rhs.mBrowserUpgradeInsecureRequests),
mBrowserDidUpgradeInsecureRequests(
rhs.mBrowserDidUpgradeInsecureRequests),
mBrowserWouldUpgradeInsecureRequests(
rhs.mBrowserWouldUpgradeInsecureRequests),
mForceAllowDataURI(rhs.mForceAllowDataURI),
mAllowInsecureRedirectToDataURI(rhs.mAllowInsecureRedirectToDataURI),
mSkipContentPolicyCheckForWebRequest(
rhs.mSkipContentPolicyCheckForWebRequest),
mOriginalFrameSrcLoad(rhs.mOriginalFrameSrcLoad),
mForceInheritPrincipalDropped(rhs.mForceInheritPrincipalDropped),
mInnerWindowID(rhs.mInnerWindowID),
mBrowsingContextID(rhs.mBrowsingContextID),
mWorkerAssociatedBrowsingContextID(
rhs.mWorkerAssociatedBrowsingContextID),
mFrameBrowsingContextID(rhs.mFrameBrowsingContextID),
mInitialSecurityCheckDone(rhs.mInitialSecurityCheckDone),
mIsThirdPartyContext(rhs.mIsThirdPartyContext),
mIsThirdPartyContextToTopWindow(rhs.mIsThirdPartyContextToTopWindow),
mIsFormSubmission(rhs.mIsFormSubmission),
mIsGETRequest(rhs.mIsGETRequest),
mSendCSPViolationEvents(rhs.mSendCSPViolationEvents),
mOriginAttributes(rhs.mOriginAttributes),
mRedirectChainIncludingInternalRedirects(
rhs.mRedirectChainIncludingInternalRedirects.Clone()),
mRedirectChain(rhs.mRedirectChain.Clone()),
mAncestorPrincipals(rhs.mAncestorPrincipals.Clone()),
mAncestorBrowsingContextIDs(rhs.mAncestorBrowsingContextIDs.Clone()),
mCorsUnsafeHeaders(rhs.mCorsUnsafeHeaders.Clone()),
mRequestBlockingReason(rhs.mRequestBlockingReason),
mForcePreflight(rhs.mForcePreflight),
mIsPreflight(rhs.mIsPreflight),
mLoadTriggeredFromExternal(rhs.mLoadTriggeredFromExternal),
mDocumentHasUserInteracted(rhs.mDocumentHasUserInteracted),
mAllowListFutureDocumentsCreatedFromThisRedirectChain(
rhs.mAllowListFutureDocumentsCreatedFromThisRedirectChain),
mNeedForCheckingAntiTrackingHeuristic(
rhs.mNeedForCheckingAntiTrackingHeuristic),
mCspNonce(rhs.mCspNonce),
mIntegrityMetadata(rhs.mIntegrityMetadata),
mSkipContentSniffing(rhs.mSkipContentSniffing),
mHttpsOnlyStatus(rhs.mHttpsOnlyStatus),
mHstsStatus(rhs.mHstsStatus),
mHasValidUserGestureActivation(rhs.mHasValidUserGestureActivation),
mTextDirectiveUserActivation(rhs.mTextDirectiveUserActivation),
mAllowDeprecatedSystemRequests(rhs.mAllowDeprecatedSystemRequests),
mIsInDevToolsContext(rhs.mIsInDevToolsContext),
mParserCreatedScript(rhs.mParserCreatedScript),
mStoragePermission(rhs.mStoragePermission),
mOverriddenFingerprintingSettings(rhs.mOverriddenFingerprintingSettings),
#ifdef DEBUG
mOverriddenFingerprintingSettingsIsSet(
rhs.mOverriddenFingerprintingSettingsIsSet),
#endif
mIsMetaRefresh(rhs.mIsMetaRefresh),
mIsFromProcessingFrameAttributes(rhs.mIsFromProcessingFrameAttributes),
mIsMediaRequest(rhs.mIsMediaRequest),
mIsMediaInitialRequest(rhs.mIsMediaInitialRequest),
mIsFromObjectOrEmbed(rhs.mIsFromObjectOrEmbed),
mLoadingEmbedderPolicy(rhs.mLoadingEmbedderPolicy),
mIsOriginTrialCoepCredentiallessEnabledForTopLevel(
rhs.mIsOriginTrialCoepCredentiallessEnabledForTopLevel),
mUnstrippedURI(rhs.mUnstrippedURI),
mInterceptionInfo(rhs.mInterceptionInfo),
mHasInjectedCookieForCookieBannerHandling(
rhs.mHasInjectedCookieForCookieBannerHandling),
mWasSchemelessInput(rhs.mWasSchemelessInput),
mHttpsUpgradeTelemetry(rhs.mHttpsUpgradeTelemetry),
mIsNewWindowTarget(rhs.mIsNewWindowTarget) {
}
LoadInfo::LoadInfo(
nsIPrincipal* aLoadingPrincipal, nsIPrincipal* aTriggeringPrincipal,
nsIPrincipal* aPrincipalToInherit, nsIPrincipal* aTopLevelPrincipal,
nsIURI* aResultPrincipalURI, nsICookieJarSettings* aCookieJarSettings,
nsIContentSecurityPolicy* aCspToInherit,
const nsACString& aTriggeringRemoteType,
const nsID& aSandboxedNullPrincipalID, const Maybe<ClientInfo>& aClientInfo,
const Maybe<ClientInfo>& aReservedClientInfo,
const Maybe<ClientInfo>& aInitialClientInfo,
const Maybe<ServiceWorkerDescriptor>& aController,
nsSecurityFlags aSecurityFlags, uint32_t aSandboxFlags,
uint32_t aTriggeringSandboxFlags, uint64_t aTriggeringWindowId,
bool aTriggeringStorageAccess, nsContentPolicyType aContentPolicyType,
LoadTainting aTainting, bool aBlockAllMixedContent,
bool aUpgradeInsecureRequests, bool aBrowserUpgradeInsecureRequests,
bool aBrowserDidUpgradeInsecureRequests,
bool aBrowserWouldUpgradeInsecureRequests, bool aForceAllowDataURI,
bool aAllowInsecureRedirectToDataURI,
bool aSkipContentPolicyCheckForWebRequest, bool aOriginalFrameSrcLoad,
bool aForceInheritPrincipalDropped, uint64_t aInnerWindowID,
uint64_t aBrowsingContextID, uint64_t aFrameBrowsingContextID,
bool aInitialSecurityCheckDone, bool aIsThirdPartyContext,
const Maybe<bool>& aIsThirdPartyContextToTopWindow, bool aIsFormSubmission,
bool aIsGETRequest, bool aSendCSPViolationEvents,
const OriginAttributes& aOriginAttributes,
RedirectHistoryArray&& aRedirectChainIncludingInternalRedirects,
RedirectHistoryArray&& aRedirectChain,
nsTArray<nsCOMPtr<nsIPrincipal>>&& aAncestorPrincipals,
const nsTArray<uint64_t>& aAncestorBrowsingContextIDs,
const nsTArray<nsCString>& aCorsUnsafeHeaders, bool aForcePreflight,
bool aIsPreflight, bool aLoadTriggeredFromExternal,
bool aServiceWorkerTaintingSynthesized, bool aDocumentHasUserInteracted,
bool aAllowListFutureDocumentsCreatedFromThisRedirectChain,
bool aNeedForCheckingAntiTrackingHeuristic, const nsAString& aCspNonce,
const nsAString& aIntegrityMetadata, bool aSkipContentSniffing,
uint32_t aHttpsOnlyStatus, bool aHstsStatus,
bool aHasValidUserGestureActivation, bool aTextDirectiveUserActivation,
bool aIsSameDocumentNavigation, bool aAllowDeprecatedSystemRequests,
bool aIsInDevToolsContext, bool aParserCreatedScript,
nsILoadInfo::StoragePermissionState aStoragePermission,
const Maybe<RFPTarget>& aOverriddenFingerprintingSettings,
bool aIsMetaRefresh, uint32_t aRequestBlockingReason,
nsINode* aLoadingContext,
nsILoadInfo::CrossOriginEmbedderPolicy aLoadingEmbedderPolicy,
bool aIsOriginTrialCoepCredentiallessEnabledForTopLevel,
nsIURI* aUnstrippedURI, nsIInterceptionInfo* aInterceptionInfo,
bool aHasInjectedCookieForCookieBannerHandling, bool aWasSchemelessInput,
nsILoadInfo::HTTPSUpgradeTelemetryType aHttpsUpgradeTelemetry,
bool aIsNewWindowTarget)
: mLoadingPrincipal(aLoadingPrincipal),
mTriggeringPrincipal(aTriggeringPrincipal),
mPrincipalToInherit(aPrincipalToInherit),
mTopLevelPrincipal(aTopLevelPrincipal),
mResultPrincipalURI(aResultPrincipalURI),
mCookieJarSettings(aCookieJarSettings),
mCspToInherit(aCspToInherit),
mTriggeringRemoteType(aTriggeringRemoteType),
mSandboxedNullPrincipalID(aSandboxedNullPrincipalID),
mClientInfo(aClientInfo),
mReservedClientInfo(aReservedClientInfo),
mInitialClientInfo(aInitialClientInfo),
mController(aController),
mLoadingContext(do_GetWeakReference(aLoadingContext)),
mSecurityFlags(aSecurityFlags),
mSandboxFlags(aSandboxFlags),
mTriggeringSandboxFlags(aTriggeringSandboxFlags),
mTriggeringWindowId(aTriggeringWindowId),
mTriggeringStorageAccess(aTriggeringStorageAccess),
mInternalContentPolicyType(aContentPolicyType),
mTainting(aTainting),
mBlockAllMixedContent(aBlockAllMixedContent),
mUpgradeInsecureRequests(aUpgradeInsecureRequests),
mBrowserUpgradeInsecureRequests(aBrowserUpgradeInsecureRequests),
mBrowserDidUpgradeInsecureRequests(aBrowserDidUpgradeInsecureRequests),
mBrowserWouldUpgradeInsecureRequests(
aBrowserWouldUpgradeInsecureRequests),
mForceAllowDataURI(aForceAllowDataURI),
mAllowInsecureRedirectToDataURI(aAllowInsecureRedirectToDataURI),
mSkipContentPolicyCheckForWebRequest(
aSkipContentPolicyCheckForWebRequest),
mOriginalFrameSrcLoad(aOriginalFrameSrcLoad),
mForceInheritPrincipalDropped(aForceInheritPrincipalDropped),
mInnerWindowID(aInnerWindowID),
mBrowsingContextID(aBrowsingContextID),
mFrameBrowsingContextID(aFrameBrowsingContextID),
mInitialSecurityCheckDone(aInitialSecurityCheckDone),
mIsThirdPartyContext(aIsThirdPartyContext),
mIsThirdPartyContextToTopWindow(aIsThirdPartyContextToTopWindow),
mIsFormSubmission(aIsFormSubmission),
mIsGETRequest(aIsGETRequest),
mSendCSPViolationEvents(aSendCSPViolationEvents),
mOriginAttributes(aOriginAttributes),
mRedirectChainIncludingInternalRedirects(
std::move(aRedirectChainIncludingInternalRedirects)),
mRedirectChain(std::move(aRedirectChain)),
mAncestorPrincipals(std::move(aAncestorPrincipals)),
mAncestorBrowsingContextIDs(aAncestorBrowsingContextIDs.Clone()),
mCorsUnsafeHeaders(aCorsUnsafeHeaders.Clone()),
mRequestBlockingReason(aRequestBlockingReason),
mForcePreflight(aForcePreflight),
mIsPreflight(aIsPreflight),
mLoadTriggeredFromExternal(aLoadTriggeredFromExternal),
mServiceWorkerTaintingSynthesized(aServiceWorkerTaintingSynthesized),
mDocumentHasUserInteracted(aDocumentHasUserInteracted),
mAllowListFutureDocumentsCreatedFromThisRedirectChain(
aAllowListFutureDocumentsCreatedFromThisRedirectChain),
mNeedForCheckingAntiTrackingHeuristic(
aNeedForCheckingAntiTrackingHeuristic),
mCspNonce(aCspNonce),
mIntegrityMetadata(aIntegrityMetadata),
mSkipContentSniffing(aSkipContentSniffing),
mHttpsOnlyStatus(aHttpsOnlyStatus),
mHstsStatus(aHstsStatus),
mHasValidUserGestureActivation(aHasValidUserGestureActivation),
mTextDirectiveUserActivation(aTextDirectiveUserActivation),
mIsSameDocumentNavigation(aIsSameDocumentNavigation),
mAllowDeprecatedSystemRequests(aAllowDeprecatedSystemRequests),
mIsInDevToolsContext(aIsInDevToolsContext),
mParserCreatedScript(aParserCreatedScript),
mStoragePermission(aStoragePermission),
mOverriddenFingerprintingSettings(aOverriddenFingerprintingSettings),
mIsMetaRefresh(aIsMetaRefresh),
mLoadingEmbedderPolicy(aLoadingEmbedderPolicy),
mIsOriginTrialCoepCredentiallessEnabledForTopLevel(
aIsOriginTrialCoepCredentiallessEnabledForTopLevel),
mUnstrippedURI(aUnstrippedURI),
mInterceptionInfo(aInterceptionInfo),
mHasInjectedCookieForCookieBannerHandling(
aHasInjectedCookieForCookieBannerHandling),
mWasSchemelessInput(aWasSchemelessInput),
mHttpsUpgradeTelemetry(aHttpsUpgradeTelemetry),
mIsNewWindowTarget(aIsNewWindowTarget) {
// Only top level TYPE_DOCUMENT loads can have a null loadingPrincipal
MOZ_ASSERT(mLoadingPrincipal ||
aContentPolicyType == nsIContentPolicy::TYPE_DOCUMENT);
MOZ_ASSERT(mTriggeringPrincipal);
}
// static
void LoadInfo::ComputeAncestors(
CanonicalBrowsingContext* aBC,
nsTArray<nsCOMPtr<nsIPrincipal>>& aAncestorPrincipals,
nsTArray<uint64_t>& aBrowsingContextIDs) {
MOZ_ASSERT(aAncestorPrincipals.IsEmpty());
MOZ_ASSERT(aBrowsingContextIDs.IsEmpty());
CanonicalBrowsingContext* ancestorBC = aBC;
// Iterate over ancestor WindowGlobalParents, collecting principals and outer
// window IDs.
while (WindowGlobalParent* ancestorWGP =
ancestorBC->GetParentWindowContext()) {
ancestorBC = ancestorWGP->BrowsingContext();
nsCOMPtr<nsIPrincipal> parentPrincipal = ancestorWGP->DocumentPrincipal();
MOZ_ASSERT(parentPrincipal, "Ancestor principal is null");
aAncestorPrincipals.AppendElement(parentPrincipal.forget());
aBrowsingContextIDs.AppendElement(ancestorBC->Id());
}
}
void LoadInfo::ComputeIsThirdPartyContext(nsPIDOMWindowOuter* aOuterWindow) {
ExtContentPolicyType type =
nsContentUtils::InternalContentPolicyTypeToExternal(
mInternalContentPolicyType);
if (type == ExtContentPolicy::TYPE_DOCUMENT) {
// Top-level loads are never third-party.
mIsThirdPartyContext = false;
return;
}
nsCOMPtr<mozIThirdPartyUtil> util(do_GetService(THIRDPARTYUTIL_CONTRACTID));
if (NS_WARN_IF(!util)) {
return;
}
util->IsThirdPartyWindow(aOuterWindow, nullptr, &mIsThirdPartyContext);
}
void LoadInfo::ComputeIsThirdPartyContext(dom::WindowGlobalParent* aGlobal) {
if (nsILoadInfo::GetExternalContentPolicyType() ==
ExtContentPolicy::TYPE_DOCUMENT) {
// Top-level loads are never third-party.
mIsThirdPartyContext = false;
return;
}
ThirdPartyUtil* thirdPartyUtil = ThirdPartyUtil::GetInstance();
if (!thirdPartyUtil) {
return;
}
thirdPartyUtil->IsThirdPartyGlobal(aGlobal, &mIsThirdPartyContext);
}
NS_IMPL_ISUPPORTS(LoadInfo, nsILoadInfo)
LoadInfo::~LoadInfo() { MOZ_RELEASE_ASSERT(NS_IsMainThread()); }
already_AddRefed<nsILoadInfo> LoadInfo::Clone() const {
RefPtr<LoadInfo> copy(new LoadInfo(*this));
return copy.forget();
}
already_AddRefed<nsILoadInfo> LoadInfo::CloneWithNewSecFlags(
nsSecurityFlags aSecurityFlags) const {
RefPtr<LoadInfo> copy(new LoadInfo(*this));
copy->mSecurityFlags = aSecurityFlags;
return copy.forget();
}
already_AddRefed<nsILoadInfo> LoadInfo::CloneForNewRequest() const {
RefPtr<LoadInfo> copy(new LoadInfo(*this));
copy->mInitialSecurityCheckDone = false;
copy->mRedirectChainIncludingInternalRedirects.Clear();
copy->mRedirectChain.Clear();
copy->mResultPrincipalURI = nullptr;
return copy.forget();
}
NS_IMETHODIMP
LoadInfo::GetLoadingPrincipal(nsIPrincipal** aLoadingPrincipal) {
*aLoadingPrincipal = do_AddRef(mLoadingPrincipal).take();
return NS_OK;
}
nsIPrincipal* LoadInfo::VirtualGetLoadingPrincipal() {
return mLoadingPrincipal;
}
NS_IMETHODIMP
LoadInfo::GetTriggeringPrincipal(nsIPrincipal** aTriggeringPrincipal) {
*aTriggeringPrincipal = do_AddRef(mTriggeringPrincipal).take();
return NS_OK;
}
nsIPrincipal* LoadInfo::TriggeringPrincipal() { return mTriggeringPrincipal; }
NS_IMETHODIMP
LoadInfo::GetPrincipalToInherit(nsIPrincipal** aPrincipalToInherit) {
*aPrincipalToInherit = do_AddRef(mPrincipalToInherit).take();
return NS_OK;
}
NS_IMETHODIMP
LoadInfo::SetPrincipalToInherit(nsIPrincipal* aPrincipalToInherit) {
MOZ_ASSERT(aPrincipalToInherit, "must be a valid principal to inherit");
mPrincipalToInherit = aPrincipalToInherit;
return NS_OK;
}
nsIPrincipal* LoadInfo::PrincipalToInherit() { return mPrincipalToInherit; }
nsIPrincipal* LoadInfo::FindPrincipalToInherit(nsIChannel* aChannel) {
if (mPrincipalToInherit) {
return mPrincipalToInherit;
}
nsCOMPtr<nsIURI> uri = mResultPrincipalURI;
if (!uri) {
Unused << aChannel->GetOriginalURI(getter_AddRefs(uri));
}
auto* prin = BasePrincipal::Cast(mTriggeringPrincipal);
return prin->PrincipalToInherit(uri);
}
const nsID& LoadInfo::GetSandboxedNullPrincipalID() {
MOZ_ASSERT(!mSandboxedNullPrincipalID.Equals(nsID{}),
"mSandboxedNullPrincipalID wasn't initialized?");
return mSandboxedNullPrincipalID;
}
void LoadInfo::ResetSandboxedNullPrincipalID() {
mSandboxedNullPrincipalID = nsID::GenerateUUID();
}
nsIPrincipal* LoadInfo::GetTopLevelPrincipal() { return mTopLevelPrincipal; }
NS_IMETHODIMP
LoadInfo::GetTriggeringRemoteType(nsACString& aTriggeringRemoteType) {
aTriggeringRemoteType = mTriggeringRemoteType;
return NS_OK;
}
NS_IMETHODIMP
LoadInfo::SetTriggeringRemoteType(const nsACString& aTriggeringRemoteType) {
mTriggeringRemoteType = aTriggeringRemoteType;
return NS_OK;
}
NS_IMETHODIMP
LoadInfo::GetLoadingDocument(Document** aResult) {
if (nsCOMPtr<nsINode> node = do_QueryReferent(mLoadingContext)) {
RefPtr<Document> context = node->OwnerDoc();
context.forget(aResult);
}
return NS_OK;
}
nsINode* LoadInfo::LoadingNode() {
nsCOMPtr<nsINode> node = do_QueryReferent(mLoadingContext);
return node;
}