1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/persistentdata/persistentstorage/sql/OsLayer/SqliteUtil.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,180 @@
1.4 +// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
1.5 +// All rights reserved.
1.6 +// This component and the accompanying materials are made available
1.7 +// under the terms of "Eclipse Public License v1.0"
1.8 +// which accompanies this distribution, and is available
1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.10 +//
1.11 +// Initial Contributors:
1.12 +// Nokia Corporation - initial contribution.
1.13 +//
1.14 +// Contributors:
1.15 +//
1.16 +// Description:
1.17 +//
1.18 +#include <e32debug.h>
1.19 +#include "SqliteUtil.h"
1.20 +#include "OstTraceDefinitions.h"
1.21 +#ifdef OST_TRACE_COMPILER_IN_USE
1.22 +#include "SqliteUtilTraces.h"
1.23 +#endif
1.24 +#include "SqliteTraceDef.h"
1.25 +
1.26 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
1.27 +
1.28 +#define UNUSED_ARG(arg) arg = arg
1.29 +#define UNUSED_DES(arg) arg
1.30 +
1.31 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
1.32 +
1.33 +#if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_RDEBUG_PRINT
1.34 +
1.35 +/**
1.36 +This class has been added here to avoid the crashes when _SQLITE_RDEBUG_PRINT macro is defined but the
1.37 +data to be printed out is too big and cannot fit into the buffer with size KSqliteMaxPrnStrLen.
1.38 +@internalComponent
1.39 +*/
1.40 +class TSqliteDes16Overflow : public TDes16Overflow
1.41 + {
1.42 +public:
1.43 + virtual void Overflow(TDes16& /*aDes*/)
1.44 + {
1.45 + }
1.46 + };
1.47 +
1.48 +//Replaces:
1.49 +// 1) "%lld" with "%ld"
1.50 +// 2) "%s" with "%S"
1.51 +//These are the differences in format specification between RDebig::Print and OST functions.
1.52 +//The new format spec length should be less or equal than the old format spec length.
1.53 +static void ReplaceFmtSpec(TDes& aFormat, const TDesC& aFmtSpec, const TDesC& aNewFmtSpec)
1.54 + {
1.55 + TInt fmtLength = aFormat.Length();
1.56 + const TInt KDiff = aFmtSpec.Length() - aNewFmtSpec.Length();
1.57 + TPtr ptr((TText*)aFormat.Ptr(), fmtLength, fmtLength);
1.58 + TInt pos;
1.59 + while((pos = ptr.Find(aFmtSpec)) >= 0)
1.60 + {
1.61 + ptr.Replace(pos, aFmtSpec.Length(), aNewFmtSpec);
1.62 + fmtLength -= KDiff;
1.63 + ptr.Set(ptr.MidTPtr(pos));
1.64 + }
1.65 + aFormat.SetLength(fmtLength);
1.66 + }
1.67 +
1.68 +void SqlitePrintf(TInt /*aGroupName*/, TInt /*aTraceName*/, const char* aFormat, ...)
1.69 + {
1.70 + VA_LIST list;
1.71 + VA_START(list, aFormat);
1.72 + TBuf<128> format;
1.73 + _LIT(KTraceIdent, "Sqlite;");
1.74 + format.Copy(TPtrC8((const TUint8*)aFormat));
1.75 + format.Insert(0, KTraceIdent);
1.76 + format.Append(_L("\r\n"));
1.77 + _LIT(KOstI64Fmt, "%lld");
1.78 + _LIT(KDbgPrnI64Fmt, "%ld");
1.79 + ReplaceFmtSpec(format, KOstI64Fmt, KDbgPrnI64Fmt);
1.80 + _LIT(KOstDes8Fmt, "%s");
1.81 + _LIT(KDbgPrnDesFmt, "%S");
1.82 + ReplaceFmtSpec(format, KOstDes8Fmt, KDbgPrnDesFmt);
1.83 + TBuf<KSqliteMaxPrnStrLen> buf;
1.84 + TSqliteDes16Overflow overflowHandler;
1.85 + buf.AppendFormatList(format, list, &overflowHandler);
1.86 +#ifdef _SQLITE_RDEBUG_PRINT
1.87 + RDebug::RawPrint(buf);
1.88 +#endif
1.89 + }
1.90 +
1.91 +const TDesC* SqliteDes8to16Ptr(const TDesC8& aDes)
1.92 + {
1.93 + const TInt KBufSize = 100;
1.94 + static TBuf<KBufSize> buf;
1.95 + TPtrC8 ptr(aDes.Ptr(), Min(aDes.Length(), buf.MaxLength()));
1.96 + buf.Copy(ptr);
1.97 + return &buf;
1.98 + }
1.99 +
1.100 +#endif//defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_RDEBUG_PRINT
1.101 +
1.102 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
1.103 +
1.104 +/**
1.105 +SQLite panic category.
1.106 +
1.107 +@internalComponent
1.108 +*/
1.109 +_LIT(KSqlitePanicCategory, "Sqlite");
1.110 +
1.111 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
1.112 +
1.113 +/**
1.114 +Panics the caller with aPanicCode panic code.
1.115 +The call will terminate the thread where it is called from.
1.116 +
1.117 +@param aPanicCode Panic code.
1.118 +
1.119 +@internalComponent
1.120 +*/
1.121 +static void SqlitePanic(TSqlitePanic aPanicCode)
1.122 + {
1.123 + User::Panic(KSqlitePanicCategory, aPanicCode);
1.124 + }
1.125 +
1.126 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
1.127 +
1.128 +/**
1.129 +The function prints out a "SQLite" panic message to the console and panics the thread where it is called from.
1.130 +It gives a useful information about the found error together with the source file name and line number where
1.131 +it occurred.
1.132 +
1.133 +Note: this function will output information regarding the panic only if _SQLITE_PANIC_TRACE_ENABLED macro is defined
1.134 +
1.135 +@param aFile Source file name
1.136 +@param aLine Source line number
1.137 +@param aPanicCode Panic code
1.138 +@param aHandle Numeric value, uniquely identfying the leaving location (the "this" pointer for example)
1.139 +
1.140 +@return KErrNone
1.141 +
1.142 +@internalComponent
1.143 +*/
1.144 +TInt TSqliteUtil::Panic(const TText* aFile, TInt aLine, TInt aPanicCode, TUint aHandle)
1.145 + {
1.146 +#if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED
1.147 + TPtrC fname(FileName(aFile));
1.148 + OstTraceExt5(TRACE_FATAL, TSQLUTIL_PANIC, "SQLite-Panic;0x%X;%S;%d;%S;%d", aHandle, __SQLITEPRNSTR(fname), aLine, __SQLITEPRNSTR(KSqlitePanicCategory), aPanicCode);
1.149 +#else
1.150 + UNUSED_ARG(aFile);
1.151 + UNUSED_ARG(aLine);
1.152 + UNUSED_ARG(aHandle);
1.153 +#endif
1.154 + ::SqlitePanic(static_cast <TSqlitePanic> (aPanicCode));
1.155 + return KErrNone;
1.156 + }
1.157 +
1.158 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
1.159 +
1.160 +#if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED
1.161 +
1.162 +/**
1.163 +The function creates and returns TPtrC object which points to aFile parameter.
1.164 +
1.165 +@param aFile File name
1.166 +@return TPtrC object pointing to aFile parameter.
1.167 +
1.168 +@internalComponent
1.169 +*/
1.170 +TPtrC TSqliteUtil::FileName(const TText* aFile)
1.171 + {
1.172 + TPtrC p(aFile);
1.173 + TInt ix = p.LocateReverse('\\');
1.174 + if(ix<0)
1.175 + ix=p.LocateReverse('/');
1.176 + if(ix>=0)
1.177 + p.Set(p.Mid(1+ix));
1.178 + return p;
1.179 + }
1.180 +
1.181 +#endif //defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED
1.182 +
1.183 +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////