1 files changed, 79 insertions, 0 deletions
diff --git a/caps/SystemPrincipal.h b/caps/SystemPrincipal.h
new file mode 100644
index 0000000000..25f917ad24
--- /dev/null
+++ b/caps/SystemPrincipal.h
@@ -0,0 +1,79 @@
+/* -*- 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/. */
+
+/* The privileged system principal. */
+
+#ifndef mozilla_SystemPrincipal_h
+#define mozilla_SystemPrincipal_h
+
+#include "nsIPrincipal.h"
+#include "nsJSPrincipals.h"
+
+#include "mozilla/BasePrincipal.h"
+
+#define NS_SYSTEMPRINCIPAL_CID                      \
+  {                                                 \
+    0x4a6212db, 0xaccb, 0x11d3, {                   \
+      0xb7, 0x65, 0x0, 0x60, 0xb0, 0xb6, 0xce, 0xcb \
+    }                                               \
+  }
+#define NS_SYSTEMPRINCIPAL_CONTRACTID "@mozilla.org/systemprincipal;1"
+
+class nsScriptSecurityManager;
+
+namespace mozilla {
+
+class SystemPrincipal final : public BasePrincipal, public nsISerializable {
+  SystemPrincipal();
+
+ public:
+  static already_AddRefed<SystemPrincipal> Get();
+
+  static PrincipalKind Kind() { return eSystemPrincipal; }
+
+  NS_IMETHOD_(MozExternalRefCountType) AddRef() override {
+    return nsJSPrincipals::AddRef();
+  };
+  NS_IMETHOD_(MozExternalRefCountType) Release() override {
+    return nsJSPrincipals::Release();
+  };
+
+  NS_DECL_NSISERIALIZABLE
+  NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
+  uint32_t GetHashValue() override;
+  NS_IMETHOD GetURI(nsIURI** aURI) override;
+  NS_IMETHOD GetDomain(nsIURI** aDomain) override;
+  NS_IMETHOD SetDomain(nsIURI* aDomain) override;
+  NS_IMETHOD GetBaseDomain(nsACString& aBaseDomain) override;
+  NS_IMETHOD GetAddonId(nsAString& aAddonId) override;
+  NS_IMETHOD GetIsOriginPotentiallyTrustworthy(bool* aResult) override;
+
+  virtual nsresult GetScriptLocation(nsACString& aStr) override;
+
+  nsresult GetSiteIdentifier(SiteIdentifier& aSite) override {
+    aSite.Init(this);
+    return NS_OK;
+  }
+
+ protected:
+  friend class ::nsScriptSecurityManager;
+
+  virtual ~SystemPrincipal() = default;
+
+  static already_AddRefed<SystemPrincipal> Init();
+  static void Shutdown();
+
+  bool SubsumesInternal(nsIPrincipal* aOther,
+                        DocumentDomainConsideration aConsideration) override {
+    return true;
+  }
+
+  bool MayLoadInternal(nsIURI* aURI) override { return true; }
+};
+
+}  // namespace mozilla
+
+#endif  // mozilla_SystemPrincipal_h