1 /*

     2 * Copyright (c) 2008 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:  Abstracts the Sqlite calls for Symbian 

    15 *

    16 */

    17 

    18 

    19 #ifndef __OS_SYMBIAN_H__

    20 #define __OS_SYMBIAN_H__

    21 

    22 // INCLUDES

    23 #include <e32std.h>

    24 #include "os.h"

    25 #include "sqliteInt.h"

    26 

    27 // CONSTANTS

    28 

    29 // MACROS

    30 

    31 // DATA TYPES

    32 #ifdef __COUNT_FILE_IO__

    33 /**

    34 TDbFileIOCounters structure holds counters used for collecting information about the file I/O statistics:

    35 file I/O operations count and the time spent in their execution.

    36 The structure can be used only when __COUNT_FILE_IO__ macro is defined.

    37 @internalComponent

    38 */

    39 struct TDbFileIOCounters

    40 	{

    41 	TInt	iWriteOpCnt;		

    42 	TUint	iWriteOpTime;

    43 	TInt	iReadOpCnt;		

    44 	TUint	iReadOpTime;

    45 	TInt	iSyncOpCnt;

    46 	TUint	iSyncOpTime;

    47 	TInt	iOpenOpCnt;

    48 	TUint	iOpenOpTime;

    49 	TInt	iSeekOpCnt;

    50 	TUint	iSeekOpTime;

    51 	TInt	iDeleteOpCnt;

    52 	TUint	iDeleteOpTime;

    53 	TInt	iCloseOpCnt;

    54 	TUint	iCloseOpTime;

    55 	TInt	iExistOpCnt;

    56 	TUint	iExistOpTime;

    57 	TInt	iLockOpCnt;

    58 	TUint	iLockOpTime;

    59 	TInt	iUnlockOpCnt;

    60 	TUint	iUnlockOpTime;

    61 	TInt	iTruncateOpCnt;

    62 	TUint	iTruncateOpTime;

    63 	TInt	iFileSizeOpCnt;

    64 	TUint	iFileSizeOpTime;

    65 	TInt	iIsDirWOpCnt;

    66 	TUint	iIsDirWOpTime;

    67 	TInt	iTempFileNameOpCnt;

    68 	TUint	iTempFileNameOpTime;

    69 	};

    70 

    71 void sqlite3SymbianZeroDbFileIOCounters();

    72 void sqlite3SymbianGetDbFileIOCounters(TDbFileIOCounters& aDbFileIOCounters);

    73 #endif//__COUNT_FILE_IO__

    74 

    75 

    76 // FORWARD DECLARATIONS

    77 class RFs;

    78 

    79 // FUNCTION PROTOTYPES

    80 #ifdef __MEM_TRACE__

    81 

    82 void sqlite3SymbianPrintMemCounters(void);

    83 void sqlite3SymbianResetMemCounters(void);

    84 

    85 #else//__MEM_TRACE__

    86 

    87 #define sqlite3SymbianPrintMemCounters() void(0)

    88 #define sqlite3SymbianResetMemCounters() void(0)

    89 

    90 #endif//__MEM_TRACE__

    91 

    92 // LOCAL FUNCTIONS

    93 IMPORT_C TInt sqlite3SymbianLibInit(void);

    94 IMPORT_C void sqlite3SymbianLibFinalize(void);

    95 IMPORT_C TInt sqlite3SymbianLastOsError(void);

    96 IMPORT_C RFs& sqlite3SymbianFs(void);

    97 

    98 #endif//__OS_SYMBIAN_H__