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-rw-r--r--netwerk/base/LoadInfo.cpp15
-rw-r--r--netwerk/base/LoadInfo.h7
-rw-r--r--netwerk/base/nsILoadInfo.idl10
3 files changed, 30 insertions, 2 deletions
diff --git a/netwerk/base/LoadInfo.cpp b/netwerk/base/LoadInfo.cpp
index 9923f6d30..ede825b8f 100644
--- a/netwerk/base/LoadInfo.cpp
+++ b/netwerk/base/LoadInfo.cpp
@@ -48,6 +48,7 @@ LoadInfo::LoadInfo(nsIPrincipal* aLoadingPrincipal,
aTriggeringPrincipal : mLoadingPrincipal.get())
, mPrincipalToInherit(nullptr)
, mLoadingContext(do_GetWeakReference(aLoadingContext))
+ , mContextForTopLevelLoad(nullptr)
, mSecurityFlags(aSecurityFlags)
, mInternalContentPolicyType(aContentPolicyType)
, mTainting(LoadTainting::Basic)
@@ -218,10 +219,12 @@ LoadInfo::LoadInfo(nsIPrincipal* aLoadingPrincipal,
*/
LoadInfo::LoadInfo(nsPIDOMWindowOuter* aOuterWindow,
nsIPrincipal* aTriggeringPrincipal,
+ nsISupports* aContextForTopLevelLoad,
nsSecurityFlags aSecurityFlags)
: mLoadingPrincipal(nullptr)
, mTriggeringPrincipal(aTriggeringPrincipal)
, mPrincipalToInherit(nullptr)
+ , mContextForTopLevelLoad(do_GetWeakReference(aContextForTopLevelLoad))
, mSecurityFlags(aSecurityFlags)
, mInternalContentPolicyType(nsIContentPolicy::TYPE_DOCUMENT)
, mTainting(LoadTainting::Basic)
@@ -281,6 +284,7 @@ LoadInfo::LoadInfo(const LoadInfo& rhs)
, mTriggeringPrincipal(rhs.mTriggeringPrincipal)
, mPrincipalToInherit(rhs.mPrincipalToInherit)
, mLoadingContext(rhs.mLoadingContext)
+ , mContextForTopLevelLoad(rhs.mContextForTopLevelLoad)
, mSecurityFlags(rhs.mSecurityFlags)
, mInternalContentPolicyType(rhs.mInternalContentPolicyType)
, mTainting(rhs.mTainting)
@@ -488,6 +492,17 @@ LoadInfo::LoadingNode()
return node;
}
+nsISupports*
+LoadInfo::ContextForTopLevelLoad()
+{
+ // Most likely you want to query LoadingNode() instead of
+ // ContextForTopLevelLoad() if this assertion fires.
+ MOZ_ASSERT(mInternalContentPolicyType == nsIContentPolicy::TYPE_DOCUMENT,
+ "should only query this context for top level document loads");
+ nsCOMPtr<nsISupports> context = do_QueryReferent(mContextForTopLevelLoad);
+ return context;
+}
+
NS_IMETHODIMP
LoadInfo::GetSecurityFlags(nsSecurityFlags* aResult)
{
diff --git a/netwerk/base/LoadInfo.h b/netwerk/base/LoadInfo.h
index 86cfddc68..0ae6061b3 100644
--- a/netwerk/base/LoadInfo.h
+++ b/netwerk/base/LoadInfo.h
@@ -59,10 +59,12 @@ public:
nsSecurityFlags aSecurityFlags,
nsContentPolicyType aContentPolicyType);
- // Constructor used for TYPE_DOCUMENT loads which have no reasonable
- // loadingNode or loadingPrincipal
+ // Constructor used for TYPE_DOCUMENT loads which have a different
+ // loadingContext than other loads. This ContextForTopLevelLoad is
+ // only used for content policy checks.
LoadInfo(nsPIDOMWindowOuter* aOuterWindow,
nsIPrincipal* aTriggeringPrincipal,
+ nsISupports* aContextForTopLevelLoad,
nsSecurityFlags aSecurityFlags);
// create an exact copy of the loadinfo
@@ -134,6 +136,7 @@ private:
nsCOMPtr<nsIPrincipal> mTriggeringPrincipal;
nsCOMPtr<nsIPrincipal> mPrincipalToInherit;
nsWeakPtr mLoadingContext;
+ nsWeakPtr mContextForTopLevelLoad;
nsSecurityFlags mSecurityFlags;
nsContentPolicyType mInternalContentPolicyType;
LoadTainting mTainting;
diff --git a/netwerk/base/nsILoadInfo.idl b/netwerk/base/nsILoadInfo.idl
index 5b35736e5..4ec29b972 100644
--- a/netwerk/base/nsILoadInfo.idl
+++ b/netwerk/base/nsILoadInfo.idl
@@ -324,6 +324,16 @@ interface nsILoadInfo : nsISupports
nsINode binaryLoadingNode();
/**
+ * A C++ friendly version of the loadingContext for toplevel loads.
+ * Most likely you want to query the ownerDocument or LoadingNode
+ * and not this context only available for TYPE_DOCUMENT loads.
+ * Please note that except for loads of TYPE_DOCUMENT, this
+ * ContextForTopLevelLoad will always return null.
+ */
+ [noscript, notxpcom, nostdcall, binaryname(ContextForTopLevelLoad)]
+ nsISupports binaryContextForTopLevelLoad();
+
+ /**
* The securityFlags of that channel.
*/
readonly attribute nsSecurityFlags securityFlags;