caps/SystemPrincipal.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 /* The privileged system principal. */
   8
   9 #ifndef mozilla_SystemPrincipal_h
  10 #define mozilla_SystemPrincipal_h
  11
  12 #include "nsIPrincipal.h"
  13 #include "nsJSPrincipals.h"
  14
  15 #include "mozilla/BasePrincipal.h"
  16
  17 #define NS_SYSTEMPRINCIPAL_CID                      \
  18   {                                                 \
  19     0x4a6212db, 0xaccb, 0x11d3, {                   \
  20       0xb7, 0x65, 0x0, 0x60, 0xb0, 0xb6, 0xce, 0xcb \
  21     }                                               \
  22   }
  23 #define NS_SYSTEMPRINCIPAL_CONTRACTID "@mozilla.org/systemprincipal;1"
  24
  25 namespace Json {
  26 class Value;
  27 }
  28
  29 namespace mozilla {
  30
  31 class SystemPrincipal final : public BasePrincipal {
  32   SystemPrincipal() : BasePrincipal(eSystemPrincipal) {}
  33
  34  public:
  35   static already_AddRefed<SystemPrincipal> Create();
  36
  37   static PrincipalKind Kind() { return eSystemPrincipal; }
  38
  39   NS_DECL_NSISERIALIZABLE
  40   NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
  41   uint32_t GetHashValue() override;
  42   NS_IMETHOD GetURI(nsIURI** aURI) override;
  43   NS_IMETHOD GetDomain(nsIURI** aDomain) override;
  44   NS_IMETHOD SetDomain(nsIURI* aDomain) override;
  45   NS_IMETHOD GetBaseDomain(nsACString& aBaseDomain) override;
  46   NS_IMETHOD GetAddonId(nsAString& aAddonId) override;
  47   NS_IMETHOD GetIsOriginPotentiallyTrustworthy(bool* aResult) override;
  48
  49   virtual nsresult GetScriptLocation(nsACString& aStr) override;
  50
  51   nsresult GetSiteIdentifier(SiteIdentifier& aSite) override {
  52     aSite.Init(this);
  53     return NS_OK;
  54   }
  55
  56  protected:
  57   virtual ~SystemPrincipal(void) {}
  58
  59   bool SubsumesInternal(nsIPrincipal* aOther,
  60                         DocumentDomainConsideration aConsideration) override {
  61     return true;
  62   }
  63
  64   bool MayLoadInternal(nsIURI* aURI) override { return true; }
  65 };
  66
  67 }  // namespace mozilla
  68
  69 #endif  // mozilla_SystemPrincipal_h