зеркало из https://github.com/mozilla/gecko-dev.git
115 строки
4.2 KiB
C++
115 строки
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999-2000 Netscape Communications Corporation. All Rights
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* Reserved.
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*
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* Contributors:
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* Norris Boyd
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*/
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/* Shared implementation code for principals. */
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#ifndef _NS_BASE_PRINCIPAL_H_
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#define _NS_BASE_PRINCIPAL_H_
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#include "jsapi.h"
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#include "nsJSPrincipals.h"
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#include "nsVoidArray.h"
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#include "nsHashtable.h"
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class nsBasePrincipal: public nsIPrincipal {
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public:
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nsBasePrincipal();
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virtual ~nsBasePrincipal(void);
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NS_IMETHOD
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GetJSPrincipals(JSPrincipals **jsprin);
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NS_IMETHOD
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CanEnableCapability(const char *capability, PRInt16 *result);
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NS_IMETHOD
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SetCanEnableCapability(const char *capability, PRInt16 canEnable);
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NS_IMETHOD
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IsCapabilityEnabled(const char *capability, void *annotation,
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PRBool *result);
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NS_IMETHOD
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EnableCapability(const char *capability, void **annotation);
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NS_IMETHOD
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RevertCapability(const char *capability, void **annotation);
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NS_IMETHOD
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DisableCapability(const char *capability, void **annotation);
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NS_IMETHOD
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GetPreferences(char** aPrefName, char** aID,
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char** aGrantedList, char** aDeniedList);
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nsresult
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InitFromPersistent(const char* aPrefName,const char* aID,
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const char* aGrantedList, const char* aDeniedList);
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static const char Invalid[];
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protected:
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enum AnnotationValue { AnnotationEnabled=1, AnnotationDisabled };
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NS_IMETHOD
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SetCapability(const char *capability, void **annotation,
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AnnotationValue value);
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nsJSPrincipals mJSPrincipals;
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nsVoidArray mAnnotations;
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nsHashtable *mCapabilities;
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char *mPrefName;
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static int mCapabilitiesOrdinal;
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};
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// special AddRef/Release to unify reference counts between XPCOM
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// and JSPrincipals
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#define NSBASEPRINCIPALS_ADDREF(className) \
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NS_IMETHODIMP_(nsrefcnt) \
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className::AddRef(void) \
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{ \
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NS_PRECONDITION(PRInt32(mRefCnt) == 0, "illegal mRefCnt"); \
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NS_PRECONDITION(PRInt32(mJSPrincipals.refcount) >= 0, "illegal refcnt");\
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nsrefcnt count = PR_AtomicIncrement((PRInt32 *)&mJSPrincipals.refcount);\
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NS_LOG_ADDREF(this, count, #className, sizeof(*this)); \
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return count; \
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}
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#define NSBASEPRINCIPALS_RELEASE(className) \
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NS_IMETHODIMP_(nsrefcnt) \
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className::Release(void) \
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{ \
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NS_PRECONDITION(PRInt32(mRefCnt) == 0, "illegal mRefCnt"); \
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NS_PRECONDITION(0 != mJSPrincipals.refcount, "dup release"); \
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nsrefcnt count = PR_AtomicDecrement((PRInt32 *)&mJSPrincipals.refcount);\
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NS_LOG_RELEASE(this, count, #className); \
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if (count == 0) { \
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NS_DELETEXPCOM(this); \
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return 0; \
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} \
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return count; \
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}
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#endif // _NS_BASE_PRINCIPAL_H_
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