зеркало из https://github.com/mozilla/gecko-dev.git
177 строки
6.1 KiB
C++
177 строки
6.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "UrlClassifierFeatureFingerprintingAnnotation.h"
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#include "mozilla/AntiTrackingCommon.h"
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#include "mozilla/net/UrlClassifierCommon.h"
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#include "nsIClassifiedChannel.h"
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#include "nsContentUtils.h"
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#include "nsNetUtil.h"
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namespace mozilla {
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namespace net {
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namespace {
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#define FINGERPRINTING_ANNOTATION_FEATURE_NAME "fingerprinting-annotation"
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#define URLCLASSIFIER_FINGERPRINTING_ANNOTATION_BLACKLIST \
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"urlclassifier.features.fingerprinting.annotate.blacklistTables"
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#define URLCLASSIFIER_FINGERPRINTING_ANNOTATION_BLACKLIST_TEST_ENTRIES \
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"urlclassifier.features.fingerprinting.annotate.blacklistHosts"
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#define URLCLASSIFIER_FINGERPRINTING_ANNOTATION_WHITELIST \
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"urlclassifier.features.fingerprinting.annotate.whitelistTables"
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#define URLCLASSIFIER_FINGERPRINTING_ANNOTATION_WHITELIST_TEST_ENTRIES \
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"urlclassifier.features.fingerprinting.annotate.whitelistHosts"
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#define URLCLASSIFIER_FINGERPRINTING_ANNOTATION_SKIP_URLS \
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"urlclassifier.features.fingerprinting.annotate.skipURLs"
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#define TABLE_FINGERPRINTING_ANNOTATION_BLACKLIST_PREF \
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"fingerprinting-annotate-blacklist-pref"
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#define TABLE_FINGERPRINTING_ANNOTATION_WHITELIST_PREF \
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"fingerprinting-annotate-whitelist-pref"
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StaticRefPtr<UrlClassifierFeatureFingerprintingAnnotation>
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gFeatureFingerprintingAnnotation;
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} // namespace
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UrlClassifierFeatureFingerprintingAnnotation::
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UrlClassifierFeatureFingerprintingAnnotation()
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: UrlClassifierFeatureBase(
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NS_LITERAL_CSTRING(FINGERPRINTING_ANNOTATION_FEATURE_NAME),
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NS_LITERAL_CSTRING(URLCLASSIFIER_FINGERPRINTING_ANNOTATION_BLACKLIST),
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NS_LITERAL_CSTRING(URLCLASSIFIER_FINGERPRINTING_ANNOTATION_WHITELIST),
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NS_LITERAL_CSTRING(
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URLCLASSIFIER_FINGERPRINTING_ANNOTATION_BLACKLIST_TEST_ENTRIES),
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NS_LITERAL_CSTRING(
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URLCLASSIFIER_FINGERPRINTING_ANNOTATION_WHITELIST_TEST_ENTRIES),
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NS_LITERAL_CSTRING(TABLE_FINGERPRINTING_ANNOTATION_BLACKLIST_PREF),
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NS_LITERAL_CSTRING(TABLE_FINGERPRINTING_ANNOTATION_WHITELIST_PREF),
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NS_LITERAL_CSTRING(
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URLCLASSIFIER_FINGERPRINTING_ANNOTATION_SKIP_URLS)) {}
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/* static */ const char* UrlClassifierFeatureFingerprintingAnnotation::Name() {
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return FINGERPRINTING_ANNOTATION_FEATURE_NAME;
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}
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/* static */
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void UrlClassifierFeatureFingerprintingAnnotation::MaybeInitialize() {
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UC_LOG(("UrlClassifierFeatureFingerprintingAnnotation: MaybeInitialize"));
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if (!gFeatureFingerprintingAnnotation) {
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gFeatureFingerprintingAnnotation =
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new UrlClassifierFeatureFingerprintingAnnotation();
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gFeatureFingerprintingAnnotation->InitializePreferences();
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}
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}
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/* static */
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void UrlClassifierFeatureFingerprintingAnnotation::MaybeShutdown() {
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UC_LOG(("UrlClassifierFeatureFingerprintingAnnotation: MaybeShutdown"));
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if (gFeatureFingerprintingAnnotation) {
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gFeatureFingerprintingAnnotation->ShutdownPreferences();
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gFeatureFingerprintingAnnotation = nullptr;
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}
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}
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/* static */
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already_AddRefed<UrlClassifierFeatureFingerprintingAnnotation>
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UrlClassifierFeatureFingerprintingAnnotation::MaybeCreate(
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nsIChannel* aChannel) {
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MOZ_ASSERT(aChannel);
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UC_LOG(
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("UrlClassifierFeatureFingerprintingAnnotation: MaybeCreate for channel "
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"%p",
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aChannel));
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if (!UrlClassifierCommon::ShouldEnableClassifier(aChannel)) {
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return nullptr;
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}
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MaybeInitialize();
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MOZ_ASSERT(gFeatureFingerprintingAnnotation);
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RefPtr<UrlClassifierFeatureFingerprintingAnnotation> self =
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gFeatureFingerprintingAnnotation;
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return self.forget();
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}
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/* static */
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already_AddRefed<nsIUrlClassifierFeature>
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UrlClassifierFeatureFingerprintingAnnotation::GetIfNameMatches(
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const nsACString& aName) {
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if (!aName.EqualsLiteral(FINGERPRINTING_ANNOTATION_FEATURE_NAME)) {
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return nullptr;
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}
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MaybeInitialize();
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MOZ_ASSERT(gFeatureFingerprintingAnnotation);
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RefPtr<UrlClassifierFeatureFingerprintingAnnotation> self =
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gFeatureFingerprintingAnnotation;
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return self.forget();
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}
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NS_IMETHODIMP
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UrlClassifierFeatureFingerprintingAnnotation::ProcessChannel(
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nsIChannel* aChannel, const nsTArray<nsCString>& aList,
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const nsTArray<nsCString>& aHashes, bool* aShouldContinue) {
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NS_ENSURE_ARG_POINTER(aChannel);
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NS_ENSURE_ARG_POINTER(aShouldContinue);
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// This is not a blocking feature.
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*aShouldContinue = true;
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UC_LOG(
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("UrlClassifierFeatureFingerprintingAnnotation::ProcessChannel, "
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"annotating channel[%p]",
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aChannel));
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static std::vector<UrlClassifierCommon::ClassificationData>
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sClassificationData = {
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{NS_LITERAL_CSTRING("content-fingerprinting-track-"),
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nsIClassifiedChannel::ClassificationFlags::
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CLASSIFIED_FINGERPRINTING_CONTENT},
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};
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uint32_t flags = UrlClassifierCommon::TablesToClassificationFlags(
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aList, sClassificationData,
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nsIClassifiedChannel::ClassificationFlags::CLASSIFIED_FINGERPRINTING);
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UrlClassifierCommon::SetTrackingInfo(aChannel, aList, aHashes);
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UrlClassifierCommon::AnnotateChannel(
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aChannel, flags,
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nsIWebProgressListener::STATE_LOADED_FINGERPRINTING_CONTENT);
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return NS_OK;
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}
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NS_IMETHODIMP
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UrlClassifierFeatureFingerprintingAnnotation::GetURIByListType(
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nsIChannel* aChannel, nsIUrlClassifierFeature::listType aListType,
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nsIUrlClassifierFeature::URIType* aURIType, nsIURI** aURI) {
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NS_ENSURE_ARG_POINTER(aChannel);
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NS_ENSURE_ARG_POINTER(aURIType);
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NS_ENSURE_ARG_POINTER(aURI);
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if (aListType == nsIUrlClassifierFeature::blacklist) {
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*aURIType = nsIUrlClassifierFeature::blacklistURI;
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return aChannel->GetURI(aURI);
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}
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MOZ_ASSERT(aListType == nsIUrlClassifierFeature::whitelist);
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*aURIType = nsIUrlClassifierFeature::pairwiseWhitelistURI;
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return UrlClassifierCommon::CreatePairwiseWhiteListURI(aChannel, aURI);
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}
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} // namespace net
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} // namespace mozilla
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