diff -r 28839de615b4 -r 26645d81f48d persistentstorage/sql/OsLayer/SqliteUtil.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/persistentstorage/sql/OsLayer/SqliteUtil.cpp Tue Aug 31 16:57:14 2010 +0300 @@ -0,0 +1,180 @@ +// Copyright (c) 2010 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 +#include "SqliteUtil.h" +#include "OstTraceDefinitions.h" +#ifdef OST_TRACE_COMPILER_IN_USE +#include "SqliteUtilTraces.h" +#endif +#include "SqliteTraceDef.h" + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +#define UNUSED_ARG(arg) arg = arg +#define UNUSED_DES(arg) arg + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +#if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_RDEBUG_PRINT + +/** +This class has been added here to avoid the crashes when _SQLITE_RDEBUG_PRINT macro is defined but the +data to be printed out is too big and cannot fit into the buffer with size KSqliteMaxPrnStrLen. +@internalComponent +*/ +class TSqliteDes16Overflow : public TDes16Overflow + { +public: + virtual void Overflow(TDes16& /*aDes*/) + { + } + }; + +//Replaces: +// 1) "%lld" with "%ld" +// 2) "%s" with "%S" +//These are the differences in format specification between RDebig::Print and OST functions. +//The new format spec length should be less or equal than the old format spec length. +static void ReplaceFmtSpec(TDes& aFormat, const TDesC& aFmtSpec, const TDesC& aNewFmtSpec) + { + TInt fmtLength = aFormat.Length(); + const TInt KDiff = aFmtSpec.Length() - aNewFmtSpec.Length(); + TPtr ptr((TText*)aFormat.Ptr(), fmtLength, fmtLength); + TInt pos; + while((pos = ptr.Find(aFmtSpec)) >= 0) + { + ptr.Replace(pos, aFmtSpec.Length(), aNewFmtSpec); + fmtLength -= KDiff; + ptr.Set(ptr.MidTPtr(pos)); + } + aFormat.SetLength(fmtLength); + } + +void SqlitePrintf(TInt /*aGroupName*/, TInt /*aTraceName*/, const char* aFormat, ...) + { + VA_LIST list; + VA_START(list, aFormat); + TBuf<128> format; + _LIT(KTraceIdent, "Sqlite;"); + format.Copy(TPtrC8((const TUint8*)aFormat)); + format.Insert(0, KTraceIdent); + format.Append(_L("\r\n")); + _LIT(KOstI64Fmt, "%lld"); + _LIT(KDbgPrnI64Fmt, "%ld"); + ReplaceFmtSpec(format, KOstI64Fmt, KDbgPrnI64Fmt); + _LIT(KOstDes8Fmt, "%s"); + _LIT(KDbgPrnDesFmt, "%S"); + ReplaceFmtSpec(format, KOstDes8Fmt, KDbgPrnDesFmt); + TBuf buf; + TSqliteDes16Overflow overflowHandler; + buf.AppendFormatList(format, list, &overflowHandler); +#ifdef _SQLITE_RDEBUG_PRINT + RDebug::RawPrint(buf); +#endif + } + +const TDesC* SqliteDes8to16Ptr(const TDesC8& aDes) + { + const TInt KBufSize = 100; + static TBuf buf; + TPtrC8 ptr(aDes.Ptr(), Min(aDes.Length(), buf.MaxLength())); + buf.Copy(ptr); + return &buf; + } + +#endif//defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_RDEBUG_PRINT + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +/** +SQLite panic category. + +@internalComponent +*/ +_LIT(KSqlitePanicCategory, "Sqlite"); + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +/** +Panics the caller with aPanicCode panic code. +The call will terminate the thread where it is called from. + +@param aPanicCode Panic code. + +@internalComponent +*/ +static void SqlitePanic(TSqlitePanic aPanicCode) + { + User::Panic(KSqlitePanicCategory, aPanicCode); + } + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +/** +The function prints out a "SQLite" panic message to the console and panics the thread where it is called from. +It gives a useful information about the found error together with the source file name and line number where +it occurred. + +Note: this function will output information regarding the panic only if _SQLITE_PANIC_TRACE_ENABLED macro is defined + +@param aFile Source file name +@param aLine Source line number +@param aPanicCode Panic code +@param aHandle Numeric value, uniquely identfying the leaving location (the "this" pointer for example) + +@return KErrNone + +@internalComponent +*/ +TInt TSqliteUtil::Panic(const TText* aFile, TInt aLine, TInt aPanicCode, TUint aHandle) + { +#if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED + TPtrC fname(FileName(aFile)); + OstTraceExt5(TRACE_FATAL, TSQLUTIL_PANIC, "SQLite-Panic;0x%X;%S;%d;%S;%d", aHandle, __SQLITEPRNSTR(fname), aLine, __SQLITEPRNSTR(KSqlitePanicCategory), aPanicCode); +#else + UNUSED_ARG(aFile); + UNUSED_ARG(aLine); + UNUSED_ARG(aHandle); +#endif + ::SqlitePanic(static_cast (aPanicCode)); + return KErrNone; + } + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +#if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED + +/** +The function creates and returns TPtrC object which points to aFile parameter. + +@param aFile File name +@return TPtrC object pointing to aFile parameter. + +@internalComponent +*/ +TPtrC TSqliteUtil::FileName(const TText* aFile) + { + TPtrC p(aFile); + TInt ix = p.LocateReverse('\\'); + if(ix<0) + ix=p.LocateReverse('/'); + if(ix>=0) + p.Set(p.Mid(1+ix)); + return p; + } + +#endif //defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED + +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////