libraries/extrabtrace/src/eventhandler.cpp
author Tom Sutcliffe <thomas.sutcliffe@accenture.com>
Sun, 17 Oct 2010 18:43:12 +0100
changeset 86 849a0b46c767
parent 0 7f656887cf89
permissions -rw-r--r--
Fixed lots of issues with installing a low-caps version of fshell from SIS file. * Fixed issue in CCommandFactory whereby some APIs like GetCommandInfoL could trigger allocations on the wrong heap or signals to the wrong thread. The symptoms were often seen as a crash in the which_00 thread when running ciftest. * Lots of build fixes for when FSHELL_PROTECTED_UIDS isn't defined and when all capabilities aren't available. * Added new platform.mmh macro FSHELL_OPEN_SIGNED. * Open signing of fshell SIS files is now supported for production S60 handsets. Build fshell with the FSHELL_OPEN_SIGNED macro defined (and without defining FSHELL_CAP_ALL or FSHELL_PROTECTED_UIDS) in your platform.mmh and submit \epoc32\fshell\fshell.unsigned.sis to https://www.symbiansigned.com/app/page/public/openSignedOnline.do . The following commands are not available when using Open Signing due to Platform Security restrictions: fdb; kerninfo; chunkinfo; svrinfo; objinfo; sudo; fsck; localdrive; ramdefrag; readmem; reboot; setcritical; setpriority. Others such as chkdeps, e32header, ps, and fshell itself will run but in a restricted capacity (for example, fshell will no longer allow you to modify files in the \sys\bin directory). * Removed commands objinfo, svrinfo, chunkinfo, readmem, fsck completely when memory access isn't present - previously they would still appear in the help but would give an error if you tried to run them.
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// eventhandler.cpp
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// 
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// Copyright (c) 2010 Accenture. All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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// 
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// Initial Contributors:
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// Accenture - Initial contribution
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//
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#include "eventhandler.h"
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#include <fshell/extrabtracek.h>
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#include <kern_priv.h>
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#include <fshell/btrace_parser_defs.h>
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DExtraBtraceEventHandler::DExtraBtraceEventHandler(DObject* aParent)
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	: DKernelEventHandler(&Event, this), iParent(aParent)
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	{
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	// iParent has been opened on our behalf by the caller (or it is null)
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	}
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DExtraBtraceEventHandler::~DExtraBtraceEventHandler()
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	{
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	if (iParent)
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		{
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		NKern::ThreadEnterCS();
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		iParent->AsyncClose();
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		NKern::ThreadLeaveCS();
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		}
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	}
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TUint DExtraBtraceEventHandler::Event(TKernelEvent aEvent, TAny* a1, TAny* /*a2*/, TAny* /*aPrivateData*/)
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	{
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	switch (aEvent)
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		{
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		case EEventKillThread:
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			{
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			DObjectCon* threads=Kern::Containers()[EThread];
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			threads->Wait(); // hold mutex so so we can't interleave with priming data
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			DThread* thread = static_cast<DThread*>(a1);
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			switch (thread->iExitType)
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				{
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				case EExitKill:
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					BTrace8(KAmTraceCategory, EAmTraceSubCategoryThreadKilled, thread->iId, thread->iExitReason);
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					break;
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				case EExitTerminate:
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					BTrace8(KAmTraceCategory, EAmTraceSubCategoryThreadTerminated, thread->iId, thread->iExitReason);
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					break;
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				case EExitPanic:
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					{
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					BTraceN(KAmTraceCategory, EAmTraceSubCategoryThreadPanicked, thread->iId, thread->iExitReason, thread->iExitCategory.Ptr(), thread->iExitCategory.Size());
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					break;
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					}
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				default:
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					break;
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				}
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			threads->Signal();
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			break;
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			}
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		case EEventRemoveProcess:
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			{
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			DProcess* process = static_cast<DProcess*>(a1);
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			switch (process->iExitType)
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				{
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				case EExitKill:
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					BTrace8(KAmTraceCategory, EAmTraceSubCategoryProcessKilled, process->iId, process->iExitReason);
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					break;
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				case EExitTerminate:
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					BTrace8(KAmTraceCategory, EAmTraceSubCategoryProcessTerminated, process->iId, process->iExitReason);
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					break;
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				case EExitPanic:
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					{
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					BTraceN(KAmTraceCategory, EAmTraceSubCategoryProcessPanicked, process->iId, process->iExitReason, process->iExitCategory.Ptr(), process->iExitCategory.Size());
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					break;
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					}
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				default:
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					break;
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				}
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			break;
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			}
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		default:
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			break;
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		}
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	return ERunNext;
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	}