/* -*- 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__