gecko-dev/dom/security/nsMixedContentBlocker.h

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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/. */
#ifndef nsMixedContentBlocker_h___
#define nsMixedContentBlocker_h___
#define NS_MIXEDCONTENTBLOCKER_CONTRACTID "@mozilla.org/mixedcontentblocker;1"
/* daf1461b-bf29-4f88-8d0e-4bcdf332c862 */
#define NS_MIXEDCONTENTBLOCKER_CID \
{ 0xdaf1461b, 0xbf29, 0x4f88, \
{ 0x8d, 0x0e, 0x4b, 0xcd, 0xf3, 0x32, 0xc8, 0x62 } }
// This enum defines type of content that is detected when an
// nsMixedContentEvent fires
enum MixedContentTypes {
// "Active" content, such as fonts, plugin content, JavaScript, stylesheets,
// iframes, WebSockets, and XHR
eMixedScript,
// "Display" content, such as images, audio, video, and <a ping>
eMixedDisplay
};
#include "nsIContentPolicy.h"
#include "nsIChannel.h"
#include "nsIChannelEventSink.h"
#include "imgRequest.h"
class nsILoadInfo; // forward declaration
class nsMixedContentBlocker : public nsIContentPolicy,
public nsIChannelEventSink
{
private:
virtual ~nsMixedContentBlocker();
public:
NS_DECL_ISUPPORTS
NS_DECL_NSICONTENTPOLICY
NS_DECL_NSICHANNELEVENTSINK
nsMixedContentBlocker();
/* Static version of ShouldLoad() that contains all the Mixed Content Blocker
* logic. Called from non-static ShouldLoad().
* Called directly from imageLib when an insecure redirect exists in a cached
* image load.
* @param aHadInsecureImageRedirect
* boolean flag indicating that an insecure redirect through http
* occured when this image was initially loaded and cached.
* Remaining parameters are from nsIContentPolicy::ShouldLoad().
*/
static nsresult ShouldLoad(bool aHadInsecureImageRedirect,
uint32_t aContentType,
nsIURI* aContentLocation,
nsIURI* aRequestingLocation,
nsISupports* aRequestingContext,
const nsACString& aMimeGuess,
nsISupports* aExtra,
nsIPrincipal* aRequestPrincipal,
int16_t* aDecision);
static void AccumulateMixedContentHSTS(nsIURI* aURI,
bool aActive,
bool aHasHSTSPriming);
/* If the document associated with aRequestingContext requires priming for
* aURI, propagate that to the LoadInfo so the HttpChannel will find out about
* it.
*
* @param aURI The URI associated with the load
* @param aRequestingContext the requesting context passed to ShouldLoad
* @param aLoadInfo the LoadInfo for the load
*/
static nsresult MarkLoadInfoForPriming(nsIURI* aURI,
nsISupports* aRequestingContext,
nsILoadInfo* aLoadInfo);
/* Given a context, return whether HSTS was marked on the document associated
* with the load for the given URI. This is used by MarkLoadInfoForPriming and
* directly by the image loader to determine whether to allow a load to occur
* from the cache.
*
* @param aURI The URI associated with the load
* @param aRequestingContext the requesting context passed to ShouldLoad
* @param aSendPrimingRequest out true if priming is required on the channel
* @param aMixedContentWouldBlock out true if mixed content would block
*/
static nsresult GetHSTSPrimingFromRequestingContext(nsIURI* aURI,
nsISupports* aRequestingContext,
bool* aSendPrimingRequest,
bool* aMixedContentWouldBlock);
static bool sBlockMixedScript;
static bool sBlockMixedDisplay;
static bool sUseHSTS;
static bool sSendHSTSPriming;
};
#endif /* nsMixedContentBlocker_h___ */