1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/persistentdata/persistentstorage/dbms/sdbms/SD_UTL.CPP Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,166 @@
1.4 +// Copyright (c) 1998-2009 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 +
1.19 +#include "SD_STD.H"
1.20 +
1.21 +GLDEF_C void Panic(TDbsPanic aPanic)
1.22 +//
1.23 +// Panic the client
1.24 +//
1.25 + {
1.26 + _LIT(KCategory,"DBMS-server");
1.27 + Dbms::Panic(KCategory,aPanic);
1.28 + }
1.29 +
1.30 +// Class Dbms
1.31 +
1.32 +EXPORT_C void Dbms::Panic(const TDesC& aCategory,TInt aCode)
1.33 +//
1.34 +// Panic the client
1.35 +// Outside of the server this calls User::Panic, within it calls the server and LEAVES!
1.36 +//
1.37 + {
1.38 + __TRACE(aCategory);
1.39 + __TRACE(aCode);
1.40 + CDbsServer* server=CDbsServer::Instance();
1.41 + if (server)
1.42 + {
1.43 + server->Panic(aCategory,aCode);
1.44 + __LEAVE(KDbsLeavePanic);
1.45 + }
1.46 + else
1.47 + User::Panic(aCategory,aCode);
1.48 + }
1.49 +
1.50 +// streaming functions
1.51 +
1.52 +GLDEF_C void ExternalizeL(const TDbCol& aCol,RWriteStream& aStream)
1.53 + {
1.54 + aStream<<aCol.iName<<TUint8(aCol.iType)<<TInt32(aCol.iMaxLength)<<TUint8(aCol.iAttributes);
1.55 + }
1.56 +
1.57 +GLDEF_C void ExternalizeL(const CDbColSet& aColSet,RWriteStream& aStream)
1.58 + {
1.59 + TInt cc=aColSet.Count();
1.60 + aStream.WriteInt32L(cc);
1.61 + for (TInt ii=0;++ii<=cc;)
1.62 + aStream<<aColSet[ii];
1.63 + }
1.64 +
1.65 +GLDEF_C void InternalizeL(CDbColSet& aColSet,RReadStream& aStream)
1.66 + {
1.67 + __ASSERT(aColSet.Count()==0);
1.68 + TDbCol col;
1.69 + TPtr name(col.iName.Des());
1.70 + TInt cc=aStream.ReadInt32L();
1.71 + while (--cc>=0)
1.72 + {
1.73 + aStream>>name;
1.74 + col.iType=TDbColType(aStream.ReadUint8L());
1.75 + col.iMaxLength=aStream.ReadInt32L();
1.76 + col.iAttributes=aStream.ReadUint8L();
1.77 + aColSet.AddL(col);
1.78 + }
1.79 + }
1.80 +
1.81 +GLDEF_C void ExternalizeL(const CDbKey& aKey,RWriteStream& aStream)
1.82 + {
1.83 + TInt cc=aKey.Count();
1.84 + aStream.WriteInt32L(cc);
1.85 + for (TInt ii=0;ii<cc;++ii)
1.86 + {
1.87 + const TDbKeyCol& col=aKey[ii];
1.88 + aStream<<col.iName<<TUint8(col.iOrder)<<TInt32(col.iLength);
1.89 + }
1.90 + aStream<<TUint8(aKey.Comparison())<<TUint8(aKey.IsUnique());
1.91 + }
1.92 +
1.93 +GLDEF_C void InternalizeL(CDbKey& aKey,RReadStream& aStream)
1.94 + {
1.95 + __ASSERT(aKey.Count()==0);
1.96 + TDbKeyCol col;
1.97 + TPtr name(col.iName.Des());
1.98 + TInt cc=aStream.ReadInt32L();
1.99 + while (--cc>=0)
1.100 + {
1.101 + aStream>>name;
1.102 + TUint8 uInt = aStream.ReadUint8L();
1.103 + col.iOrder=TDbKeyCol::TOrder(uInt);
1.104 + col.iLength=aStream.ReadInt32L();
1.105 + aKey.AddL(col);
1.106 + }
1.107 + aKey.SetComparison(TDbTextComparison(aStream.ReadUint8L()));
1.108 + if (aStream.ReadUint8L())
1.109 + aKey.MakeUnique();
1.110 + }
1.111 +
1.112 +GLDEF_C void ExternalizeL(const CDbNames& aNames,RWriteStream& aStream)
1.113 + {
1.114 + TInt cc=aNames.Count();
1.115 + aStream.WriteInt32L(cc);
1.116 + for (TInt ii=0;ii<cc;++ii)
1.117 + aStream<<aNames[ii];
1.118 + }
1.119 +
1.120 +GLDEF_C void InternalizeL(CDbNames& aNames,RReadStream& aStream)
1.121 + {
1.122 + __ASSERT(aNames.Count()==0);
1.123 + TDbName name;
1.124 + TInt cc=aStream.ReadInt32L();
1.125 + while (--cc>=0)
1.126 + {
1.127 + aStream>>name;
1.128 + aNames.AddL(name);
1.129 + }
1.130 + }
1.131 +
1.132 +/**
1.133 +A helper function, used in
1.134 +"RWriteStream& operator<<(RWriteStream& aStream,const CDbStrings& aStrings)".
1.135 +@internalComponent
1.136 +*/
1.137 +GLDEF_C void ExternalizeL(const CDbStrings& aStrings,RWriteStream& aStream)
1.138 + {
1.139 + TInt cc=aStrings.Count();
1.140 + aStream.WriteInt32L(cc);
1.141 + for (TInt ii=0;ii<cc;++ii)
1.142 + aStream<<aStrings[ii];
1.143 + }
1.144 +
1.145 +/**
1.146 +Represents a generic read/write DBMS string. It maps to a modifiable buffer descriptor
1.147 +with maximum size KDbMaxStrLen.
1.148 +
1.149 +@see TBuf
1.150 +@internalComponent
1.151 +*/
1.152 +typedef TBuf<KDbMaxStrLen> TDbString;
1.153 +
1.154 +/**
1.155 +A helper function, used in
1.156 +"RReadStream& operator>>(RReadStream& aStream,CDbStrings& aStrings)".
1.157 +@internalComponent
1.158 +*/
1.159 +GLDEF_C void InternalizeL(CDbStrings& aStrings,RReadStream& aStream)
1.160 + {
1.161 + __ASSERT(aStrings.Count()==0);
1.162 + TDbString str;
1.163 + TInt cc=aStream.ReadInt32L();
1.164 + while (--cc>=0)
1.165 + {
1.166 + aStream>>str;
1.167 + aStrings.AddL(str);
1.168 + }
1.169 + }