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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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