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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/security/featurepolicy/FeaturePolicyUtils.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/security/featurepolicy/FeaturePolicyUtils.h')
-rw-r--r--dom/security/featurepolicy/FeaturePolicyUtils.h91
1 files changed, 91 insertions, 0 deletions
diff --git a/dom/security/featurepolicy/FeaturePolicyUtils.h b/dom/security/featurepolicy/FeaturePolicyUtils.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 mozilla_dom_FeaturePolicyUtils_h
+#define mozilla_dom_FeaturePolicyUtils_h
+
+#include "nsString.h"
+#include <functional>
+
+#include "mozilla/dom/FeaturePolicy.h"
+
+class PickleIterator;
+
+namespace IPC {
+class Message;
+class MessageReader;
+class MessageWriter;
+} // namespace IPC
+
+namespace mozilla {
+namespace dom {
+
+class Document;
+
+class FeaturePolicyUtils final {
+ public:
+ enum FeaturePolicyValue {
+ // Feature always allowed.
+ eAll,
+
+ // Feature allowed for documents that are same-origin with this one.
+ eSelf,
+
+ // Feature denied.
+ eNone,
+ };
+
+ // This method returns true if aFeatureName is allowed for aDocument.
+ // Use this method everywhere you need to check feature-policy directives.
+ static bool IsFeatureAllowed(Document* aDocument,
+ const nsAString& aFeatureName);
+
+ // Returns true if aFeatureName is a known feature policy name.
+ static bool IsSupportedFeature(const nsAString& aFeatureName);
+
+ // Returns true if aFeatureName is a experimental feature policy name.
+ static bool IsExperimentalFeature(const nsAString& aFeatureName);
+
+ // Runs aCallback for each known feature policy, with the feature name as
+ // argument.
+ static void ForEachFeature(const std::function<void(const char*)>& aCallback);
+
+ // Returns the default policy value for aFeatureName.
+ static FeaturePolicyValue DefaultAllowListFeature(
+ const nsAString& aFeatureName);
+
+ // This method returns true if aFeatureName is in unsafe allowed "*" case.
+ // We are in "unsafe" case when there is 'allow "*"' presents for an origin
+ // that's not presented in the ancestor feature policy chain, via src, via
+ // explicitly listed in allow, and not being the top-level origin.
+ static bool IsFeatureUnsafeAllowedAll(Document* aDocument,
+ const nsAString& aFeatureName);
+
+ private:
+ static void ReportViolation(Document* aDocument,
+ const nsAString& aFeatureName);
+};
+
+} // namespace dom
+
+namespace ipc {
+
+class IProtocol;
+
+template <typename T>
+struct IPDLParamTraits;
+
+template <>
+struct IPDLParamTraits<mozilla::dom::FeaturePolicy*> {
+ static void Write(IPC::MessageWriter* aWriter, IProtocol* aActor,
+ mozilla::dom::FeaturePolicy* aParam);
+ static bool Read(IPC::MessageReader* aReader, IProtocol* aActor,
+ RefPtr<mozilla::dom::FeaturePolicy>* aResult);
+};
+} // namespace ipc
+} // namespace mozilla
+
+#endif // mozilla_dom_FeaturePolicyUtils_h