--- a/kernel/eka/nkern/win32/vectors.cpp Wed Sep 22 10:53:45 2010 +0100
+++ b/kernel/eka/nkern/win32/vectors.cpp Mon Sep 27 10:52:00 2010 +0100
@@ -1,4 +1,4 @@
-// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
+// Copyright (c) 1998-2010 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "Eclipse Public License v1.0"
@@ -12,13 +12,15 @@
//
// Description:
// e32\nkern\win32\vectors.cpp
-//
+//
//
#include "nk_priv.h"
-inline TInt Invoke(TLinAddr aHandler,const TInt* aArgs)
- {return (TExecHandler(aHandler))(aArgs[0],aArgs[1],aArgs[2],aArgs[3]);}
+inline TInt Invoke(TLinAddr aHandler, const TInt* aArgs)
+ {
+ return (TExecHandler(aHandler))(aArgs[0], aArgs[1], aArgs[2], aArgs[3]);
+ }
/** Executive dispatcher.
This is hooked by EUSER to handle executive dispatch into the kernel.
@@ -29,15 +31,16 @@
EXPORT_C TInt __fastcall Dispatch(TInt aFunction, TInt* aArgs)
{
NThread& me = *static_cast<NThread*>(TheScheduler.iCurrentThread);
- __NK_ASSERT_ALWAYS(!me.iDiverted);
+ __NK_ASSERT_ALWAYS(!me.iDiverting);
EnterKernel();
if (aFunction & 0x800000)
{
- aFunction &= 0x7fffff;
// fast exec
const SFastExecTable* table = me.iFastExecTable;
+
+ aFunction &= 0x7fffff;
if (aFunction == 0)
{
// special case fast exec call
@@ -45,38 +48,44 @@
LeaveKernel();
return 0;
}
- if (TUint(aFunction)<TUint(table->iFastExecCount))
+
+ if (TUint(aFunction) < TUint(table->iFastExecCount))
{
NKern::Lock();
- TInt r = Invoke(table->iFunction[aFunction-1],aArgs);
+ TInt r = Invoke(table->iFunction[aFunction-1], aArgs);
NKern::Unlock();
LeaveKernel();
return r;
}
+
// invalid exec number passed, so ensure we invoke the invalid exec
// handler by setting an illegal slow exec number
aFunction = -1;
}
// slow exec
+ const SSlowExecTable* table = (const SSlowExecTable*)((const TUint8*)me.iSlowExecTable - _FOFF(SSlowExecTable, iEntries));
-
- const SSlowExecTable* table = (const SSlowExecTable*)((const TUint8*)me.iSlowExecTable - _FOFF(SSlowExecTable,iEntries));
if (TUint(aFunction) >= TUint(table->iSlowExecCount))
- return Invoke(table->iInvalidExecHandler,aArgs);
+ return Invoke(table->iInvalidExecHandler, aArgs);
const SSlowExecEntry& e = table->iEntries[aFunction];
+
if (e.iFlags & KExecFlagClaim)
NKern::LockSystem();
+
if (e.iFlags & KExecFlagPreprocess)
{
// replace the first argument with the result of preprocessing
TPreprocessHandler preprocesser = (TPreprocessHandler)table->iPreprocessHandler;
preprocesser(aArgs, e.iFlags);
}
- TInt r = Invoke(e.iFunction,aArgs);
+
+ TInt r = Invoke(e.iFunction, aArgs);
+
if (e.iFlags & KExecFlagRelease)
NKern::UnlockSystem();
+
LeaveKernel();
return r;
}