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129 lines
5.2 KiB
C
129 lines
5.2 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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) 1998
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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#ifndef nsPluginSafety_h_
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#define nsPluginSafety_h_
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#include "npapi.h"
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#include "nsPluginHost.h"
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#include "nsIPrefBranch.h"
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#include "nsIPrefService.h"
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#include <prinrval.h>
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#if defined(XP_WIN)
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#define CALL_SAFETY_ON
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#endif
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void NS_NotifyPluginCall(PRIntervalTime);
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#ifdef CALL_SAFETY_ON
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extern bool gSkipPluginSafeCalls;
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#define NS_INIT_PLUGIN_SAFE_CALLS \
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PR_BEGIN_MACRO \
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nsresult res; \
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nsCOMPtr<nsIPrefBranch> pref(do_GetService(NS_PREFSERVICE_CONTRACTID, &res)); \
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if(NS_SUCCEEDED(res) && pref) \
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res = pref->GetBoolPref("plugin.dont_try_safe_calls", &gSkipPluginSafeCalls);\
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PR_END_MACRO
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#define NS_TRY_SAFE_CALL_RETURN(ret, fun, pluginInst) \
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PR_BEGIN_MACRO \
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PRIntervalTime startTime = PR_IntervalNow(); \
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if(gSkipPluginSafeCalls) \
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ret = fun; \
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else \
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{ \
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MOZ_SEH_TRY \
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{ \
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ret = fun; \
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} \
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MOZ_SEH_EXCEPT(true) \
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{ \
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nsresult res; \
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nsCOMPtr<nsIPluginHost> host(do_GetService(MOZ_PLUGIN_HOST_CONTRACTID, &res));\
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if(NS_SUCCEEDED(res) && (host != nsnull)) \
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static_cast<nsPluginHost*>(host.get())->HandleBadPlugin(nsnull, pluginInst); \
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ret = (NPError)NS_ERROR_FAILURE; \
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} \
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} \
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NS_NotifyPluginCall(startTime); \
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PR_END_MACRO
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#define NS_TRY_SAFE_CALL_VOID(fun, pluginInst) \
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PR_BEGIN_MACRO \
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PRIntervalTime startTime = PR_IntervalNow(); \
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if(gSkipPluginSafeCalls) \
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fun; \
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else \
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{ \
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MOZ_SEH_TRY \
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{ \
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fun; \
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} \
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MOZ_SEH_EXCEPT(true) \
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{ \
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nsresult res; \
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nsCOMPtr<nsIPluginHost> host(do_GetService(MOZ_PLUGIN_HOST_CONTRACTID, &res));\
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if(NS_SUCCEEDED(res) && (host != nsnull))\
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static_cast<nsPluginHost*>(host.get())->HandleBadPlugin(nsnull, pluginInst);\
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} \
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} \
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NS_NotifyPluginCall(startTime); \
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PR_END_MACRO
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#else // vanilla calls
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#define NS_TRY_SAFE_CALL_RETURN(ret, fun, pluginInst) \
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PR_BEGIN_MACRO \
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PRIntervalTime startTime = PR_IntervalNow(); \
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ret = fun; \
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NS_NotifyPluginCall(startTime); \
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PR_END_MACRO
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#define NS_TRY_SAFE_CALL_VOID(fun, pluginInst) \
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PR_BEGIN_MACRO \
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PRIntervalTime startTime = PR_IntervalNow(); \
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fun; \
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NS_NotifyPluginCall(startTime); \
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PR_END_MACRO
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#endif // CALL_SAFETY_ON
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#endif //nsPluginSafety_h_
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