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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/. */
/* describes principals by their orginating uris*/
#ifndef nsJSPrincipals_h__
#define nsJSPrincipals_h__
#include "js/Principals.h"
#include "nsIPrincipal.h"
struct JSContext;
struct JSStructuredCloneReader;
struct JSStructuredCloneWriter;
namespace mozilla {
namespace ipc {
class PrincipalInfo;
} // namespace ipc
} // namespace mozilla
class nsJSPrincipals : public nsIPrincipal, public JSPrincipals {
public:
/* SpiderMonkey security callbacks. */
static bool Subsume(JSPrincipals* jsprin, JSPrincipals* other);
static void Destroy(JSPrincipals* jsprin);
/* JSReadPrincipalsOp for nsJSPrincipals */
static bool ReadPrincipals(JSContext* aCx, JSStructuredCloneReader* aReader,
JSPrincipals** aOutPrincipals);
static bool ReadKnownPrincipalType(JSContext* aCx,
JSStructuredCloneReader* aReader,
uint32_t aTag,
JSPrincipals** aOutPrincipals);
static bool ReadPrincipalInfo(JSStructuredCloneReader* aReader,
mozilla::ipc::PrincipalInfo& aInfo);
/* For write() implementations of off-main-thread JSPrincipals. */
static bool WritePrincipalInfo(JSStructuredCloneWriter* aWriter,
const mozilla::ipc::PrincipalInfo& aInfo);
bool write(JSContext* aCx, JSStructuredCloneWriter* aWriter) final;
bool isSystemOrAddonPrincipal() final;
/*
* Get a weak reference to nsIPrincipal associated with the given JS
* principal, and vice-versa.
*/
static nsJSPrincipals* get(JSPrincipals* principals) {
nsJSPrincipals* self = static_cast<nsJSPrincipals*>(principals);
MOZ_ASSERT_IF(self, self->debugToken == DEBUG_TOKEN);
return self;
}
static nsJSPrincipals* get(nsIPrincipal* principal) {
nsJSPrincipals* self = static_cast<nsJSPrincipals*>(principal);
MOZ_ASSERT_IF(self, self->debugToken == DEBUG_TOKEN);
return self;
}
NS_IMETHOD_(MozExternalRefCountType) AddRef(void) override;
NS_IMETHOD_(MozExternalRefCountType) Release(void) override;
nsJSPrincipals() {
refcount = 0;
setDebugToken(DEBUG_TOKEN);
}
/**
* Return a string that can be used as JS script filename in error reports.
*/
virtual nsresult GetScriptLocation(nsACString& aStr) = 0;
static const uint32_t DEBUG_TOKEN = 0x0bf41760;
protected:
virtual ~nsJSPrincipals() { setDebugToken(0); }
};
#endif /* nsJSPrincipals_h__ */
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