--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/commsfwtools/commstools/utracedecoder/src/messagedefparser/messageprocessor.cpp	Thu Dec 17 09:22:25 2009 +0200
@@ -0,0 +1,152 @@
+// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "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:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#include "messagedefparser\messageprocessor.h"
+#include "messagedefparser\initialstate.h"
+#include "messagedefparser\definitiontokenizer.h"
+#include "messagedefparser\signatureidentifier.h"
+#include "util.h"
+
+namespace Parser
+{
+
+void CMessageProcessor::ProcessState()
+    {
+    Tokens::TTokenType tokenType = CurrentTokenType();
+    Parser::TResult result = Parser::EUnexpectedToken;
+    const CIdentifierBase* ident = NULL;
+
+    switch (iInternalState)
+        {
+        case EStateExpectMessageIdentifier:
+            if (tokenType == Tokens::EIdentifier)
+                {
+                if (!ParserSM().FindIdentifier(CurrentToken()))
+                    {
+                    iIdentifier = new CMessageIdentifier(CurrentToken());
+                    iInternalState = EStateExpectSignature;
+                    result = Parser::ENoError;
+                    }
+                else
+                    {
+                    result = Parser::EDuplicateIdentifier;
+                    }
+                }
+            break;
+
+        case EStateExpectSignature:
+            if (tokenType == Tokens::ESignature)
+                {
+                result = Parser::ENoError;
+                iInternalState = EStateExpectSignatureEquals;
+                }
+            break;
+
+        case EStateExpectSignatureEquals:
+            if (tokenType == Tokens::EEquals)
+                {
+                result = Parser::ENoError;
+                iInternalState = EStateExpectSignatureIdentifier;
+                }
+            break;
+
+        case EStateExpectSignatureIdentifier:
+            iInternalState = EStateExpectMessageId;
+            if (tokenType == Tokens::EIdentifier)
+                {
+                ident = ParserSM().FindIdentifier(CurrentToken());
+                if (!ident)
+                    {
+                    result = Parser::EUnknownIdentifier;
+                    }
+                else if (ident->Type() == Parser::ESignatureIdentifier)
+                    {
+                    iIdentifier->iSignature = static_cast<const CSignatureIdentifier*>(ident);
+                    result = Parser::ENoError;
+                    }
+                else
+                    {
+                    result = Parser::EInvalidType;
+                    }
+                }
+            break;
+
+        case EStateExpectMessageId:
+            if (tokenType == Tokens::EMessageId)
+                {
+                result = Parser::ENoError;
+                iInternalState = EStateExpectMessageIdEquals;
+                }
+            break;
+
+        case EStateExpectMessageIdEquals:
+            if (tokenType == Tokens::EEquals)
+                {
+                result = Parser::ENoError;
+                iInternalState = EStateExpectMessageRealmValue;
+                }
+            break;
+
+        case EStateExpectMessageRealmValue:
+            result = ResolveNumericToken(tokenType, CurrentToken(), 32, iIdentifier->iMessageId.iRealmId);
+            if (result == Parser::ENoError)
+                {
+                iInternalState = EStateExpectMessageColon;
+                }
+            break;
+
+        case EStateExpectMessageColon:
+            if (tokenType == Tokens::EColon)
+                {
+                result = Parser::ENoError;
+                iInternalState = EStateExpectMessageIdValue;
+                }
+            break;
+
+        case EStateExpectMessageIdValue:
+            result = ResolveNumericToken(tokenType, CurrentToken(), 16, iIdentifier->iMessageId.iMessageId);
+            if (result == Parser::ENoError)
+                {
+                iInternalState = EStateExpectEnd;
+                }
+            break;
+
+        case EStateExpectEnd:
+            if (tokenType == Tokens::EEnd)
+                {
+                result = Parser::ENoError;
+                iInternalState = EStateExpectEndMessage;
+                }
+            break;
+
+        case EStateExpectEndMessage:
+            if (tokenType == Tokens::EMessage)
+                {
+                result = Parser::ENoError;
+                ParserSM().AddIdentifier(iIdentifier);
+                iIdentifier = NULL;
+                }
+            ParserSM().SetState(new CInitialState(ParserSM()));
+            break;
+        }
+
+    if (result != Parser::ENoError)
+        {
+        ParserSM().SetError(result);
+        }
+    }
+
+} // namespace Parser
+