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Bug 776797 - Lock down POfflineCacheUpdate, r=jduell

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This commit is contained in:
Honza Bambas 2012-09-27 21:35:07 +02:00
parent 94e7239133
commit f5af1bf338
2 changed files with 17 additions and 5 deletions
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1
uriloader/prefetch/OfflineCacheUpdateChild.cpp
View File

@ -55,6 +55,7 @@ namespace docshell {
//-----------------------------------------------------------------------------
NS_INTERFACE_MAP_BEGIN(OfflineCacheUpdateChild)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_ENTRY(nsIOfflineCacheUpdate)
NS_INTERFACE_MAP_END

21
uriloader/prefetch/OfflineCacheUpdateParent.cpp
View File

@ -8,6 +8,7 @@
#include "mozilla/ipc/URIUtils.h"
#include "nsOfflineCacheUpdate.h"
#include "nsIApplicationCache.h"
#include "nsNetUtil.h"
using namespace mozilla::ipc;
@ -83,20 +84,30 @@ OfflineCacheUpdateParent::Schedule(const URIParams& aManifestURI,
if (!manifestURI)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIURI> documentURI = DeserializeURI(aDocumentURI);
if (!documentURI)
return NS_ERROR_FAILURE;
nsOfflineCacheUpdateService* service =
nsOfflineCacheUpdateService::EnsureService();
if (!service)
return NS_ERROR_FAILURE;
bool offlinePermissionAllowed = false;
nsresult rv = service->OfflineAppAllowedForURI(
manifestURI, nullptr, &offlinePermissionAllowed);
NS_ENSURE_SUCCESS(rv, rv);
if (!offlinePermissionAllowed)
return NS_ERROR_DOM_SECURITY_ERR;
nsCOMPtr<nsIURI> documentURI = DeserializeURI(aDocumentURI);
if (!documentURI)
return NS_ERROR_FAILURE;
if (!NS_SecurityCompareURIs(manifestURI, documentURI, false))
return NS_ERROR_DOM_SECURITY_ERR;
service->FindUpdate(manifestURI, this, getter_AddRefs(update));
if (!update) {
update = new nsOfflineCacheUpdate();
nsresult rv;
// Leave aDocument argument null. Only glues and children keep
// document instances.
rv = update->Init(manifestURI, documentURI, nullptr, nullptr, this);