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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* 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/. */
- /**
- * This is the principal that has no rights and can't be accessed by
- * anything other than itself and chrome; null principals are not
- * same-origin with anything but themselves.
- */
- #ifndef nsNullPrincipal_h__
- #define nsNullPrincipal_h__
- #include "nsIPrincipal.h"
- #include "nsJSPrincipals.h"
- #include "nsIScriptSecurityManager.h"
- #include "nsCOMPtr.h"
- #include "nsIContentSecurityPolicy.h"
- #include "mozilla/BasePrincipal.h"
- class nsIDocShell;
- class nsIURI;
- #define NS_NULLPRINCIPAL_CID \
- { 0xbd066e5f, 0x146f, 0x4472, \
- { 0x83, 0x31, 0x7b, 0xfd, 0x05, 0xb1, 0xed, 0x90 } }
- #define NS_NULLPRINCIPAL_CONTRACTID "@mozilla.org/nullprincipal;1"
- #define NS_NULLPRINCIPAL_SCHEME "moz-nullprincipal"
- class nsNullPrincipal final : public mozilla::BasePrincipal
- {
- public:
- // This should only be used by deserialization, and the factory constructor.
- // Other consumers should use the Create and CreateWithInheritedAttributes
- // methods.
- nsNullPrincipal() {}
- NS_DECL_NSISERIALIZABLE
- NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
- NS_IMETHOD GetHashValue(uint32_t* aHashValue) override;
- NS_IMETHOD SetCsp(nsIContentSecurityPolicy* aCsp) 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;
- nsresult GetOriginInternal(nsACString& aOrigin) override;
- static already_AddRefed<nsNullPrincipal> CreateWithInheritedAttributes(nsIPrincipal* aInheritFrom);
- static already_AddRefed<nsNullPrincipal> CreateWithInheritedAttributes(nsIDocShell* aDocShell);
- static already_AddRefed<nsNullPrincipal>
- Create(const mozilla::PrincipalOriginAttributes& aOriginAttributes = mozilla::PrincipalOriginAttributes());
- nsresult Init(const mozilla::PrincipalOriginAttributes& aOriginAttributes = mozilla::PrincipalOriginAttributes());
- virtual nsresult GetScriptLocation(nsACString &aStr) override;
- PrincipalKind Kind() override { return eNullPrincipal; }
- protected:
- virtual ~nsNullPrincipal() {}
- bool SubsumesInternal(nsIPrincipal* aOther, DocumentDomainConsideration aConsideration) override
- {
- return aOther == this;
- }
- bool MayLoadInternal(nsIURI* aURI) override;
- nsCOMPtr<nsIURI> mURI;
- };
- #endif // nsNullPrincipal_h__
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