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78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* This is the principal that has no rights and can't be accessed by
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* anything other than itself and chrome; null principals are not
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* same-origin with anything but themselves.
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*/
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#ifndef nsNullPrincipal_h__
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#define nsNullPrincipal_h__
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#include "nsIPrincipal.h"
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#include "nsJSPrincipals.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsCOMPtr.h"
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#include "nsIContentSecurityPolicy.h"
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#include "mozilla/BasePrincipal.h"
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class nsIURI;
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#define NS_NULLPRINCIPAL_CID \
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{ 0xbd066e5f, 0x146f, 0x4472, \
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{ 0x83, 0x31, 0x7b, 0xfd, 0x05, 0xb1, 0xed, 0x90 } }
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#define NS_NULLPRINCIPAL_CONTRACTID "@mozilla.org/nullprincipal;1"
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#define NS_NULLPRINCIPAL_SCHEME "moz-nullprincipal"
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class nsNullPrincipal final : public mozilla::BasePrincipal
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{
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public:
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// This should only be used by deserialization, and the factory constructor.
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// Other consumers should use the Create and CreateWithInheritedAttributes
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// methods.
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nsNullPrincipal() {}
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NS_DECL_NSISERIALIZABLE
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NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
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NS_IMETHOD GetHashValue(uint32_t* aHashValue) override;
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NS_IMETHOD GetURI(nsIURI** aURI) override;
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NS_IMETHOD GetDomain(nsIURI** aDomain) override;
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NS_IMETHOD SetDomain(nsIURI* aDomain) override;
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NS_IMETHOD GetBaseDomain(nsACString& aBaseDomain) override;
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nsresult GetOriginInternal(nsACString& aOrigin) override;
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// Returns null on failure.
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static already_AddRefed<nsNullPrincipal> CreateWithInheritedAttributes(nsIPrincipal *aInheritFrom);
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// Returns null on failure.
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static already_AddRefed<nsNullPrincipal>
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Create(const mozilla::OriginAttributes& aOriginAttributes = mozilla::OriginAttributes());
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nsresult Init(const mozilla::OriginAttributes& aOriginAttributes = mozilla::OriginAttributes());
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virtual void GetScriptLocation(nsACString &aStr) override;
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PrincipalKind Kind() override { return eNullPrincipal; }
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protected:
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virtual ~nsNullPrincipal() {}
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bool SubsumesInternal(nsIPrincipal* aOther, DocumentDomainConsideration aConsideration) override
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{
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return aOther == this;
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}
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bool MayLoadInternal(nsIURI* aURI) override;
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nsCOMPtr<nsIURI> mURI;
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nsCOMPtr<nsIContentSecurityPolicy> mCSP;
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};
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#endif // nsNullPrincipal_h__
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