mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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322 lines
8.1 KiB
C++
322 lines
8.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1999-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* The privileged system principal. */
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#include "nscore.h"
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#include "nsSystemPrincipal.h"
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#include "nsIComponentManager.h"
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#include "nsIServiceManager.h"
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#include "nsIURL.h"
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#include "nsCOMPtr.h"
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#include "nsXPIDLString.h"
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#include "nsReadableUtils.h"
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#include "nsCRT.h"
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#include "nsString.h"
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#include "nsIClassInfoImpl.h"
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NS_IMPL_QUERY_INTERFACE2_CI(nsSystemPrincipal,
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nsIPrincipal,
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nsISerializable)
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NS_IMPL_CI_INTERFACE_GETTER2(nsSystemPrincipal,
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nsIPrincipal,
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nsISerializable)
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NS_IMETHODIMP_(nsrefcnt)
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nsSystemPrincipal::AddRef()
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{
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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, "nsSystemPrincipal", sizeof(*this));
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return count;
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}
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NS_IMETHODIMP_(nsrefcnt)
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nsSystemPrincipal::Release()
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{
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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, "nsSystemPrincipal");
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if (count == 0) {
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NS_DELETEXPCOM(this);
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}
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return count;
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}
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///////////////////////////////////////
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// Methods implementing nsIPrincipal //
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///////////////////////////////////////
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NS_IMETHODIMP
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nsSystemPrincipal::GetPreferences(char** aPrefName, char** aID,
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char** aSubjectName,
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char** aGrantedList, char** aDeniedList,
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PRBool* aIsTrusted)
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{
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// The system principal should never be streamed out
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*aPrefName = nsnull;
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*aID = nsnull;
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*aSubjectName = nsnull;
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*aGrantedList = nsnull;
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*aDeniedList = nsnull;
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*aIsTrusted = PR_FALSE;
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::Equals(nsIPrincipal *other, PRBool *result)
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{
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*result = (other == this);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::Subsumes(nsIPrincipal *other, PRBool *result)
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{
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*result = PR_TRUE;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::CheckMayLoad(nsIURI* uri, PRBool aReport)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetHashValue(PRUint32 *result)
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{
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*result = NS_PTR_TO_INT32(this);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::CanEnableCapability(const char *capability,
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PRInt16 *result)
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{
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// System principal can enable all capabilities.
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*result = nsIPrincipal::ENABLE_GRANTED;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::SetCanEnableCapability(const char *capability,
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PRInt16 canEnable)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::IsCapabilityEnabled(const char *capability,
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void *annotation,
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PRBool *result)
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{
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*result = PR_TRUE;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::EnableCapability(const char *capability, void **annotation)
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{
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*annotation = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::RevertCapability(const char *capability, void **annotation)
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{
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*annotation = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::DisableCapability(const char *capability, void **annotation)
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{
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// Can't disable the capabilities of the system principal.
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// XXX might be handy to be able to do so!
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*annotation = nsnull;
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetURI(nsIURI** aURI)
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{
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*aURI = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetOrigin(char** aOrigin)
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{
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*aOrigin = ToNewCString(NS_LITERAL_CSTRING("[System]"));
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return *aOrigin ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetFingerprint(nsACString& aID)
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{
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return NS_ERROR_NOT_AVAILABLE;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetPrettyName(nsACString& aName)
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{
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return NS_ERROR_NOT_AVAILABLE;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetSubjectName(nsACString& aName)
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{
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return NS_ERROR_NOT_AVAILABLE;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetCertificate(nsISupports** aCertificate)
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{
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*aCertificate = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetHasCertificate(PRBool* aResult)
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{
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*aResult = PR_FALSE;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetCsp(nsIContentSecurityPolicy** aCsp)
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{
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*aCsp = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::SetCsp(nsIContentSecurityPolicy* aCsp)
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{
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// CSP on a null principal makes no sense
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetDomain(nsIURI** aDomain)
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{
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*aDomain = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::SetDomain(nsIURI* aDomain)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetSecurityPolicy(void** aSecurityPolicy)
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{
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*aSecurityPolicy = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::SetSecurityPolicy(void* aSecurityPolicy)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::GetJSPrincipals(JSContext *cx, JSPrincipals **jsprin)
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{
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NS_PRECONDITION(mJSPrincipals.nsIPrincipalPtr, "mJSPrincipals is uninitialized!");
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JSPRINCIPALS_HOLD(cx, &mJSPrincipals);
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*jsprin = &mJSPrincipals;
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return NS_OK;
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}
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//////////////////////////////////////////
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// Methods implementing nsISerializable //
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//////////////////////////////////////////
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NS_IMETHODIMP
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nsSystemPrincipal::Read(nsIObjectInputStream* aStream)
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{
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// no-op: CID is sufficient to identify the mSystemPrincipal singleton
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSystemPrincipal::Write(nsIObjectOutputStream* aStream)
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{
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// no-op: CID is sufficient to identify the mSystemPrincipal singleton
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return NS_OK;
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}
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/////////////////////////////////////////////
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// Constructor, Destructor, initialization //
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/////////////////////////////////////////////
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nsSystemPrincipal::nsSystemPrincipal()
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{
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}
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#define SYSTEM_PRINCIPAL_SPEC "[System Principal]"
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nsresult
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nsSystemPrincipal::Init()
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{
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// Use an nsCString so we only do the allocation once here and then
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// share with nsJSPrincipals
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nsCString str(SYSTEM_PRINCIPAL_SPEC);
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if (!str.EqualsLiteral(SYSTEM_PRINCIPAL_SPEC)) {
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NS_WARNING("Out of memory initializing system principal");
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return mJSPrincipals.Init(this, str);
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}
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nsSystemPrincipal::~nsSystemPrincipal(void)
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{
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}
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