1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/mm/mmtestenv/mmtestfw/Source/TestFrameworkClient/TestIniData.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,308 @@
1.4 +// Copyright (c) 1997-2009 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 +// Local CTestIniData class, derived from CIniData.lib
1.18 +//
1.19 +//
1.20 +
1.21 +#include <f32file.h>
1.22 +#include <e32std.h>
1.23 +#include "TestIniData.h"
1.24 +
1.25 +// Default directory to look for INI file
1.26 +_LIT(KIniFileDir,"C:\\System\\Data\\");
1.27 +
1.28 +const TInt KTokenSize=40;
1.29 +
1.30 +//
1.31 +void CTestIniData::Panic(TTestIniPanic aPanic)
1.32 + {
1.33 + _LIT(KIniData,"CTestIniData");
1.34 + User::Panic(KIniData,aPanic);
1.35 + }
1.36 +
1.37 +
1.38 +//
1.39 +CTestIniData::CTestIniData()
1.40 + : iPtr(NULL,0)
1.41 + {
1.42 + __DECLARE_NAME(_S("CTestIniData"));
1.43 + }
1.44 +
1.45 +//
1.46 +CTestIniData::~CTestIniData()
1.47 + {
1.48 +
1.49 + delete (TText*)iPtr.Ptr();
1.50 + delete iToken;
1.51 + delete iName;
1.52 + }
1.53 +
1.54 +//
1.55 +CTestIniData* CTestIniData::NewL(const TDesC& aName)
1.56 + {
1.57 + CTestIniData* p=new(ELeave) CTestIniData;
1.58 + CleanupStack::PushL(p);
1.59 + p->ConstructL(aName);
1.60 + CleanupStack::Pop();
1.61 + return p;
1.62 + }
1.63 +
1.64 +//
1.65 +//
1.66 +// Allocate a buffer and Read file's contents into iPtr
1.67 +//
1.68 +void CTestIniData::ConstructL(const TDesC& aName)
1.69 + {
1.70 + // Allocate space for token
1.71 + iToken=HBufC::NewL(KTokenSize+2); // 2 extra chars for [tokenName]
1.72 +
1.73 + // Connect to file server
1.74 + TAutoClose<RFs> fs;
1.75 + User::LeaveIfError(fs.iObj.Connect());
1.76 + fs.PushL();
1.77 +
1.78 + // Find file, given name
1.79 + TFindFile ff(fs.iObj);
1.80 + User::LeaveIfError(ff.FindByDir(aName, KIniFileDir));
1.81 + iName=ff.File().AllocL();
1.82 +
1.83 + // Open file
1.84 + TAutoClose<RFile> file;
1.85 + TInt size;
1.86 + User::LeaveIfError(file.iObj.Open(fs.iObj,*iName,EFileStreamText|EFileRead));
1.87 + file.PushL();
1.88 +
1.89 + // Get file size and read in
1.90 + User::LeaveIfError(file.iObj.Size(size));
1.91 + TText* data=(TText*)User::AllocL(size);
1.92 + iPtr.Set(data, size/sizeof(TText), size/sizeof(TText));
1.93 + TPtr8 dest((TUint8*)data, 0, size);
1.94 + User::LeaveIfError(file.iObj.Read(dest));
1.95 + TUint8* ptr = (TUint8*)data;
1.96 +
1.97 + //
1.98 + // This is orderred as FEFF assuming the processor is Little Endian
1.99 + // The data in the file is FFFE. PRR 28/9/98
1.100 + //
1.101 + if(size>=(TInt)sizeof(TText) && iPtr[0]==0xFEFF)
1.102 + {
1.103 + // UNICODE Text file so lose the FFFE
1.104 + Mem::Copy(ptr, ptr+sizeof(TText), size-sizeof(TText));
1.105 + iPtr.Set(data, size/sizeof(TText)-1, size/sizeof(TText)-1);
1.106 + }
1.107 + else if(size)
1.108 + {
1.109 + // NON-UNICODE so convert to UNICODE
1.110 + TText* newdata = (TText*)User::AllocL(size*sizeof(TText));
1.111 + iPtr.Set(newdata, size, size);
1.112 + TInt i;
1.113 + for(i=0 ; i<size ; ++i)
1.114 + iPtr[i]=ptr[i];
1.115 + delete data;
1.116 + }
1.117 +
1.118 + file.Pop();
1.119 + fs.Pop();
1.120 +}
1.121 +
1.122 +//
1.123 +TBool CTestIniData::FindVar(const TDesC &aKeyName, TPtrC &aResult)
1.124 +{
1.125 + TDesC dummySection = _L("");
1.126 + // Call with no section, so starts at beginning
1.127 + if (FindVar(dummySection, aKeyName, aResult))
1.128 + return(ETrue);
1.129 + else
1.130 + return(EFalse);
1.131 +}
1.132 +//
1.133 +//
1.134 +// Find a key's value given a section name and a key name
1.135 +//
1.136 +TBool CTestIniData::FindVar(const TDesC &aSectName,const TDesC &aKeyName,TPtrC &aResult)
1.137 + {
1.138 +
1.139 + __ASSERT_DEBUG(aSectName.Length()<=KTokenSize,Panic(ESectionNameTooBig));
1.140 + __ASSERT_DEBUG(aKeyName.Length()<=KTokenSize,Panic(EKeyNameTooBig));
1.141 +
1.142 + TInt posStartOfSection(0);
1.143 + TInt posEndOfSection(iPtr.Length()); // Default to the entire length of the ini data
1.144 + TPtrC SearchBuf;
1.145 +
1.146 + // If we have a section, set pos to section start
1.147 + TInt posI(0); // Position in internal data Buffer
1.148 + if( aSectName.Length() > 0 )
1.149 + {
1.150 + TBool FoundSection(false);
1.151 + while ( ! FoundSection )
1.152 + {
1.153 + // Move search buffer to next area of interest
1.154 + SearchBuf.Set(iPtr.Mid(posI));
1.155 +
1.156 + // Make up token "[SECTIONNAME]", to search for
1.157 + TPtr sectionToken=iToken->Des();
1.158 + _LIT(sectionTokenFmtString,"[%S]");
1.159 + sectionToken.Format(sectionTokenFmtString,&aSectName);
1.160 +
1.161 + // Search for next occurrence of aSectName
1.162 + TInt posSB = SearchBuf.Find(sectionToken);
1.163 +
1.164 + // If not found, return
1.165 + if (posSB==KErrNotFound)
1.166 + return(EFalse);
1.167 +
1.168 + // Check this is at beginning of line (ie. non-commented)
1.169 + // ie. Check preceding char was LF
1.170 + if(posSB>0)
1.171 + {
1.172 + // Create a Buffer, starting one char before found subBuf
1.173 + TPtrC CharBefore(SearchBuf.Right(SearchBuf.Length()-posSB+1));
1.174 + // Check first char is end of prev
1.175 + if(CharBefore[0] == '\n')
1.176 + {
1.177 + FoundSection = ETrue; // found
1.178 + posI = posI + posSB;
1.179 + }
1.180 + else
1.181 + {
1.182 + posI = posI + posSB + 1; // try again
1.183 + }
1.184 + }
1.185 + else
1.186 + {
1.187 + FoundSection = ETrue;
1.188 + }
1.189 +
1.190 + } // while ( ! FoundSection )
1.191 +
1.192 + // Set start of section, after section name, (incl '[' and ']')
1.193 + posStartOfSection = posI + aSectName.Length() + 2;
1.194 +
1.195 + // Set end of section, by finding begin of next section or end
1.196 + SearchBuf.Set(iPtr.Mid(posI));
1.197 + _LIT(nextSectionBuf,"\n[");
1.198 + TInt posSB = SearchBuf.Find(nextSectionBuf);
1.199 + if(posSB != KErrNotFound)
1.200 + {
1.201 + posEndOfSection = posI + posSB;
1.202 + }
1.203 + else
1.204 + {
1.205 + posEndOfSection = iPtr.Length();
1.206 + }
1.207 +
1.208 + } // if( aSectName.Length() > 0 )
1.209 +
1.210 + // Look for key in ini file data Buffer
1.211 + posI = posStartOfSection;
1.212 + TBool FoundKey(false);
1.213 + while ( ! FoundKey )
1.214 + {
1.215 + // Search for next occurrence of aKeyName
1.216 + SearchBuf.Set(iPtr.Mid(posI,posEndOfSection-posI));
1.217 + TInt posSB = SearchBuf.Find(aKeyName);
1.218 +
1.219 + // If not found, return
1.220 + if (posSB==KErrNotFound)
1.221 + return(EFalse);
1.222 +
1.223 + // Check this is at beginning of line (ie. non-commented)
1.224 + // ie. Check preceding char was CR or LF
1.225 + if(posSB>0)
1.226 + {
1.227 + // Create a Buffer, starting one char before found subBuf
1.228 + TPtrC CharBefore(SearchBuf.Right(SearchBuf.Length()-posSB+1));
1.229 + // Check if the first char is end of prev and also check
1.230 + // if the token found is not a substring of another string
1.231 + TBool beginningOK = ((CharBefore[0] == '\n') || (CharBefore[0] == ' ') || (CharBefore[0] == '\t'));
1.232 + TBool endingOK = ((CharBefore[aKeyName.Length()+1] == '=') || (CharBefore[aKeyName.Length()+1] == ' ') || (CharBefore[aKeyName.Length()+1] == '\t'));
1.233 + if (beginningOK && endingOK)
1.234 + {
1.235 + FoundKey = ETrue;
1.236 + posI = posI + posSB;
1.237 + }
1.238 + else
1.239 + {
1.240 + posI = posI + posSB + 1;
1.241 + }
1.242 + }
1.243 + else
1.244 + {
1.245 + FoundKey = ETrue;
1.246 + }
1.247 + } // while ( ! FoundKey )
1.248 +
1.249 + // Set pos, to just after '=' sign
1.250 + SearchBuf.Set(iPtr.Mid(posI));
1.251 + TInt posSB = SearchBuf.Locate('=');
1.252 + if(posSB==KErrNotFound) // Illegal format, should flag this...
1.253 + return(EFalse);
1.254 +
1.255 + // Identify start and end of data (EOL or EOF)
1.256 + posI = posI + posSB + 1; // 1 char after '='
1.257 + TInt posValStart = posI;
1.258 + TInt posValEnd;
1.259 + SearchBuf.Set(iPtr.Mid(posI));
1.260 + posSB = SearchBuf.Locate('\r');
1.261 + if(posSB!=KErrNotFound)
1.262 + {
1.263 + posValEnd = posI + posSB;
1.264 + }
1.265 + else
1.266 + {
1.267 + posValEnd = iPtr.Length();
1.268 + }
1.269 +
1.270 + // Check we are still in the section requested
1.271 + if( aSectName.Length() > 0 )
1.272 + {
1.273 + if( posValEnd > posEndOfSection )
1.274 + {
1.275 + return(EFalse);
1.276 + }
1.277 + }
1.278 + // Parse Buffer from posn of key
1.279 + // Start one space after '='
1.280 + TLex lex(iPtr.Mid(posValStart, posValEnd-posValStart));
1.281 + lex.SkipSpaceAndMark(); // Should be at the start of the data
1.282 + aResult.Set(lex.MarkedToken().Ptr(),posValEnd-posValStart - lex.Offset() );
1.283 + return(ETrue);
1.284 + }
1.285 +
1.286 +//
1.287 +TBool CTestIniData::FindVar(const TDesC &aKeyName, TInt &aResult)
1.288 + {
1.289 + TPtrC ptr(NULL,0);
1.290 + if (FindVar(aKeyName,ptr))
1.291 + {
1.292 + TLex lex(ptr);
1.293 + if (lex.Val(aResult)==KErrNone)
1.294 + return(ETrue);
1.295 + }
1.296 + return(EFalse);
1.297 + }
1.298 +
1.299 +//
1.300 +TBool CTestIniData::FindVar(const TDesC &aSection,const TDesC &aKeyName,TInt &aResult)
1.301 + {
1.302 + TPtrC ptr(NULL,0);
1.303 + if (FindVar(aSection,aKeyName,ptr))
1.304 + {
1.305 + TLex lex(ptr);
1.306 + if (lex.Val(aResult)==KErrNone)
1.307 + return(ETrue);
1.308 + }
1.309 + return(EFalse);
1.310 + }
1.311 +