--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/commands/getstack/getstack.cpp Wed Jun 23 15:52:26 2010 +0100
@@ -0,0 +1,99 @@
+// getstack.cpp
+//
+// Copyright (c) 2007 - 2010 Accenture. All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Accenture - Initial contribution
+//
+
+#include "getstack.h"
+#include <fshell/memoryaccess.h>
+
+
+CCommandBase* CCmdGetStack::NewLC()
+ {
+ CCmdGetStack* self = new(ELeave) CCmdGetStack();
+ CleanupStack::PushL(self);
+ self->BaseConstructL();
+ return self;
+ }
+
+CCmdGetStack::~CCmdGetStack()
+ {
+ }
+
+CCmdGetStack::CCmdGetStack()
+ {
+ }
+
+const TDesC& CCmdGetStack::Name() const
+ {
+ _LIT(KName, "getstack");
+ return KName;
+ }
+
+void CCmdGetStack::DoRunL()
+ {
+ RMemoryAccess memoryAccess;
+ TInt err = RMemoryAccess::LoadDriver();
+ if ((err == KErrNone) || (err == KErrAlreadyExists))
+ {
+ User::LeaveIfError(memoryAccess.Open());
+ CleanupClosePushL(memoryAccess);
+ }
+ else
+ {
+ User::LeaveIfError(err);
+ }
+ RThread thread;
+ User::LeaveIfError(thread.Open(iThreadId));
+ CleanupClosePushL(thread);
+
+ RFile file;
+ User::LeaveIfError(file.Create(FsL(), iFileName, EFileWrite | EFileStream));
+ CleanupClosePushL(file);
+
+ TThreadStackInfo stackInfo;
+ User::LeaveIfError(thread.StackInfo(stackInfo));
+ const TInt stackSize = stackInfo.iBase - stackInfo.iLimit;
+
+ const TInt KBufSize = 4096; // The largest amount RMemoryAccess allows us to copy in one go.
+ HBufC8* stackBuf = HBufC8::NewLC(KBufSize);
+ TPtr8 stackBufPtr(stackBuf->Des());
+
+ TThreadMemoryAccessParamsBuf accessParamsBuf;
+ TThreadMemoryAccessParams& accessParams = accessParamsBuf();
+ accessParams.iId = (TInt)thread.Id().Id();
+
+ TInt numBytesRead = 0;
+ while (numBytesRead < stackSize)
+ {
+ accessParams.iAddr = (TUint8*)stackInfo.iLimit + numBytesRead;
+ accessParams.iSize = Min(KBufSize, stackSize - numBytesRead);
+ stackBufPtr.Zero();
+ User::LeaveIfError(memoryAccess.GetThreadMem(accessParamsBuf, stackBufPtr));
+ User::LeaveIfError(file.Write(*stackBuf));
+ numBytesRead += stackBuf->Length();
+ }
+
+ CleanupStack::PopAndDestroy(4, &memoryAccess);
+ }
+
+void CCmdGetStack::ArgumentsL(RCommandArgumentList& aArguments)
+ {
+ _LIT(KArgFileName, "file_name");
+ aArguments.AppendFileNameL(iFileName, KArgFileName);
+
+ _LIT(KArgThreadId, "thread_id");
+ aArguments.AppendUintL(iThreadId, KArgThreadId);
+ }
+
+
+#ifdef EXE_BUILD
+EXE_BOILER_PLATE(CCmdGetStack)
+#endif
+