From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/security/featurepolicy/Feature.cpp | 76 ++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 dom/security/featurepolicy/Feature.cpp

(limited to 'dom/security/featurepolicy/Feature.cpp')

diff --git a/dom/security/featurepolicy/Feature.cpp b/dom/security/featurepolicy/Feature.cpp
new file mode 100644
index 0000000000..92a92369da
--- /dev/null
+++ b/dom/security/featurepolicy/Feature.cpp
@@ -0,0 +1,76 @@
+/* -*- 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/. */
+
+#include "Feature.h"
+#include "mozilla/BasePrincipal.h"
+
+namespace mozilla::dom {
+
+void Feature::GetAllowList(nsTArray<nsCOMPtr<nsIPrincipal>>& aList) const {
+  MOZ_ASSERT(mPolicy == eAllowList);
+  aList.AppendElements(mAllowList);
+}
+
+bool Feature::Allows(nsIPrincipal* aPrincipal) const {
+  if (mPolicy == eNone) {
+    return false;
+  }
+
+  if (mPolicy == eAll) {
+    return true;
+  }
+
+  return AllowListContains(aPrincipal);
+}
+
+Feature::Feature(const nsAString& aFeatureName)
+    : mFeatureName(aFeatureName), mPolicy(eAllowList) {}
+
+Feature::~Feature() = default;
+
+const nsAString& Feature::Name() const { return mFeatureName; }
+
+void Feature::SetAllowsNone() {
+  mPolicy = eNone;
+  mAllowList.Clear();
+}
+
+bool Feature::AllowsNone() const { return mPolicy == eNone; }
+
+void Feature::SetAllowsAll() {
+  mPolicy = eAll;
+  mAllowList.Clear();
+}
+
+bool Feature::AllowsAll() const { return mPolicy == eAll; }
+
+void Feature::AppendToAllowList(nsIPrincipal* aPrincipal) {
+  MOZ_ASSERT(aPrincipal);
+
+  mPolicy = eAllowList;
+  mAllowList.AppendElement(aPrincipal);
+}
+
+bool Feature::AllowListContains(nsIPrincipal* aPrincipal) const {
+  MOZ_ASSERT(aPrincipal);
+
+  if (!HasAllowList()) {
+    return false;
+  }
+
+  for (nsIPrincipal* principal : mAllowList) {
+    if (BasePrincipal::Cast(principal)->Subsumes(
+            aPrincipal, BasePrincipal::ConsiderDocumentDomain)) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+bool Feature::HasAllowList() const { return mPolicy == eAllowList; }
+
+}  // namespace mozilla::dom
-- 
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