1 

     2 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 // All rights reserved.

     4 // This component and the accompanying materials are made available

     5 // under the terms of the License "Eclipse Public License v1.0"

     6 // which accompanies this distribution, and is available

     7 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 //

     9 // Initial Contributors:

    10 // Nokia Corporation - initial contribution.

    11 //

    12 // Contributors:

    13 //

    14 // Description:

    15 //

    16 // WARNING: This file contains some APIs which are internal and are subject

    17 //          to change without notice. Such APIs should therefore not be used

    18 //          outside the Kernel and Hardware Services package.

    19 //

    20 

    21 /**

    22  @file

    23  @internalTechnology

    24 */

    25 #ifndef __SCMCONFIG_H_INCLUDED__

    26 #define __SCMCONFIG_H_INCLUDED__

    27 

    28 

    29 #include <e32def.h>

    30 

    31 #include <scmbytestreamutil.h>

    32 #include <scmconfigitem.h>

    33 

    34 namespace Debug{

    35 	

    36 	//Note -- Changing the size of this requires a change in KScmConfigMaxSize

    37     _LIT8(KScmConfigHeaderString, "SCMCONFIG");

    38 

    39     /**

    40      * This class handles the configuration section of the crash partition.

    41      * It is responsible for reading and writing it

    42      */

    43 	class SCMConfiguration : public MByteStreamSerializable

    44 		{

    45 		

    46 		public:

    47 			

    48 			//The 9 here refers to the size of KScmConfigHeaderString which is serialised

    49 			static const TInt KScmConfigMaxSize = TConfigItem::ELast * sizeof(TConfigItem) + 9;

    50 			

    51 			SCMConfiguration();		

    52 			virtual ~SCMConfiguration();

    53 			

    54 			// from MByteStreamSerializable

    55 			virtual TInt Serialize(TByteStreamWriter& aWriter);

    56 			virtual TInt Deserialize(TByteStreamReader& aReader);

    57 		 	virtual TInt GetSize() const;

    58 			

    59 		 	TConfigItem* GetNextItem();

    60 			TInt SetDefaultConfig();

    61 						

    62 			TInt CreateConfigItem(const TConfigItem::TSCMDataType aDataType, const TUint8 aPriority, const TInt32 aSizeToDump);

    63 			TInt ModifyConfigItemPriority(const TConfigItem::TSCMDataType aDataType, const TUint8 aPriority);

    64 			

    65 			void ResetToHighestPriority();

    66 			

    67 		 	TBool operator == (const SCMConfiguration& aOther) const;

    68 			

    69 		 	TConfigItem* ConfigList() const;

    70 			TInt InsertToList(TConfigItem* aItem);

    71 			void ClearList(); 		

    72 		 	

    73 		private:	

    74 			

    75 			/**

    76 			 * This is an ordered linked list of TConfigItems. The first is the highest priority and so on until the lowest priority 

    77 			 */			

    78 			TConfigItem* iConfigList;

    79 			

    80 			/**

    81 			 * Everytime GetNextItemToDump is called this moves down along the list 

    82 			 */

    83 			TConfigItem* iNextItem;   

    84 			

    85 		private:	

    86 			TInt RemoveFromList(TConfigItem* aItem);

    87 			

    88 							

    89 		};

    90 	}

    91 

    92 #endif /*__SCMCONFIG_H_INCLUDED__*/