Exemplo n.º 1
0
// -----------------------------------------------------------------------------
// CbsUtils::ExistsL
// Returns ETrue, if the file aFile exists.
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
TBool CbsUtils::ExistsL(
    const RFs& aFs,
    const TDesC& aFile )
{
    TParse filename;
    aFs.Parse( aFile, filename );

    TBool returnCode( EFalse );
    TUint attributes;

    TInt result( aFs.Att( filename.FullName(), attributes ) );
    if ( result == KErrNone )
    {
        returnCode = ETrue;
    }
    else if ( result == KErrNotFound )
    {
        returnCode = EFalse;
    }
    else
    {
        User::Leave( result );
    }
    return returnCode;
}
Exemplo n.º 2
0
LOCAL_C void doExampleL()
{
	// Create a session to the server
	RFs    fs;
	User::LeaveIfError(fs.Connect());
	CleanupClosePushL(fs);

	TParse filename;
	User::LeaveIfError(fs.Parse(KTxtFilename, filename));
	
	callParseFile(fs, filename.FullName());	
	
	CleanupStack::PopAndDestroy();
}
EXPORT_C void CMMFFormatSelectionParameters::SetMatchToFileNameL(const TDesC& aFileName)
	{
	delete iMatchReqData;
	iMatchReqData = NULL;
	iMatchDataType = EMatchAny;	
	// Extract the extension from the data passed in

	// Parse the path and extract the extension
	_LIT( KDot, "." ) ;
	_LIT8( KDot8, "." );

	// If there is no dot "." in aFileName then assume that we have been passed the extension only (if KMaxExtLen or less)
	if ( (aFileName.Length() <= KMaxExtLen) && (aFileName.Find( KDot ) == KErrNotFound) )
		{
		RBuf8 temp;
		CleanupClosePushL(temp);
		temp.CreateL(aFileName.Length()+1);
		User::LeaveIfError(CnvUtfConverter::ConvertFromUnicodeToUtf8(temp, aFileName));
		temp.Insert(0,KDot8);
		
		iMatchReqData = CMatchData::CreateL();
		iMatchReqData->SetMatchDataL(temp);
		
		CleanupStack::PopAndDestroy(&temp);
		
		}
	else if ( aFileName.Find( KDot ) == 0 )  // the first character is dot so assume extension only
		{
		RBuf8 temp;
		CleanupClosePushL(temp);
		temp.CreateL(aFileName.Length());
		User::LeaveIfError(CnvUtfConverter::ConvertFromUnicodeToUtf8(temp, aFileName));
			
		iMatchReqData = CMatchData::CreateL();
		iMatchReqData->SetMatchDataL(temp);
		
		CleanupStack::PopAndDestroy(&temp);
		
		}
	else // We have been given the whole filename.  Use TParse to extract the extension.
		{
		TParse parser ;
		parser.Set( aFileName, NULL, NULL ) ;
		if ( !( parser.NamePresent() ) )
			User::Leave( KErrBadName ) ;
		if ( !( parser.PathPresent() ) )
			{
			RFs fsSession ;
			User::LeaveIfError(fsSession.Connect());
			TInt error = fsSession.Parse(aFileName, parser);
			fsSession.Close();
			User::LeaveIfError(error);
			}
		// Parser should now have the full filename and path
		TPtrC extension = parser.Ext();
		
		RBuf8 temp;
		CleanupClosePushL(temp);
		temp.CreateL(extension.Length());
		User::LeaveIfError(CnvUtfConverter::ConvertFromUnicodeToUtf8(temp, extension));
			
		iMatchReqData = CMatchData::CreateL();
		iMatchReqData->SetMatchDataL(temp);
		
		CleanupStack::PopAndDestroy(&temp);
		
		}

	// If we're here, we must now have the file extension
	iMatchDataType = EMatchFileExtension;
	}
Exemplo n.º 4
0
bool LongStream::freeSpace( const QString &path, int min)
{
    unsigned long long boundary = minFree;
    if (min >= 0)
        boundary = min;

    QString partitionPath = tempDir() + "/.";
    if (!path.isEmpty())
        partitionPath = path;
    
#if defined(Q_OS_SYMBIAN)
    bool result(false);
   
    RFs fsSession;
    TInt rv;
    if ((rv = fsSession.Connect()) != KErrNone) {
        qDebug() << "Unable to connect to FS:" << rv;
    } else {
        TParse parse;
        TPtrC name(path.utf16(), path.length());

        if ((rv = fsSession.Parse(name, parse)) != KErrNone) {
            qDebug() << "Unable to parse:" << path << rv;
        } else {
            TInt drive;
            if ((rv = fsSession.CharToDrive(parse.Drive()[0], drive)) != KErrNone) {
                qDebug() << "Unable to convert:" << QString::fromUtf16(parse.Drive().Ptr(), parse.Drive().Length()) << rv;
            } else {
                TVolumeInfo info;
                if ((rv = fsSession.Volume(info, drive)) != KErrNone) {
                    qDebug() << "Unable to volume:" << drive << rv;
                } else {
                    result = (info.iFree > boundary);
                }
            }
        }
        
        fsSession.Close();
    }
    
    return result;
#elif !defined(Q_OS_WIN)
    struct statfs stats;

    statfs(partitionPath.toLocal8Bit(), &stats);
    unsigned long long bavail = ((unsigned long long)stats.f_bavail);
    unsigned long long bsize = ((unsigned long long)stats.f_bsize);

    return ((bavail * bsize) > boundary);
#else
    // MS recommend the use of GetDiskFreeSpaceEx, but this is not available on early versions
    // of windows 95.  GetDiskFreeSpace is unable to report free space larger than 2GB, but we're 
    // only concerned with much smaller amounts of free space, so this is not a hindrance.
    DWORD bytesPerSector(0);
    DWORD sectorsPerCluster(0);
    DWORD freeClusters(0);
    DWORD totalClusters(0);

    if (::GetDiskFreeSpace(partitionPath.utf16(), &bytesPerSector, &sectorsPerCluster, &freeClusters, &totalClusters) == FALSE) {
        qWarning() << "Unable to get free disk space:" << partitionPath;
    }

    return ((bytesPerSector * sectorsPerCluster * freeClusters) > boundary);
#endif
}
Exemplo n.º 5
0
GLDEF_C TInt GetFullPath(TParse& aParse, const TText16* upath, RFs& aSession, TDes* aFileName)
//
// Parse a path of the form "[C:][\]AAA\..\.\BBB\xxx" where:
// .  indicates the current directory
// .. indicates move to the parent directory
// An optional "\" at the start of the path indicates the path is not relative to the current path,
// and is implied if the drive specifier is present
// If aFileName is non-NULL then the final component is a filename and should be copied into 
// the aFileName descriptor.
//
	{

	TInt r;
	TBuf<3> drive;
	TFileName nextBit;
	TText16 c=*upath;

	if (c && upath[1]==KDriveDelimiter) 
		{
		// drive name specified
		if (c==L'?')
			drive.Zero();			// use "?:" to mean scan across drives
		else
			{
			drive.Copy(TPtrC16(upath, 2));
			drive.UpperCase();
			}
		upath+=2;
		drive.Append(TChar(KPathDelimiter));	// enforce absoluteness
		}
	else
		{
		// no leading drive specifier
		drive.Zero();
		if (c==KPathDelimiter||c==L'/')
			{
			upath+=1;
			drive.Append(TChar(KPathDelimiter));
			}
		}
	r = aSession.Parse(drive, aParse);

	// upath now looks like a relative pathname, to be added onto
	// aParse a directory at a time. Note that '/' is not allowed in
	// EPOC32 file or directory names, so treat it as an alternative separator

	c=*upath;
	while (c && (r==KErrNone))
		{
		const TText16* ustart=upath;
		do 
			c=*upath++;
		while (c && c!=KPathDelimiter && c!=L'/');

		TInt len=(upath-ustart)-1;		// excludes delimiter
		if (len==0)
			continue;
		if (ustart[0]==L'.')
			{
			if (len==1)
				continue;	// directory . ignored
			if (len==2 && ustart[1]==L'.')
				{
				// directory ..
				(void) aParse.PopDir();	// just stick at root dir, no errors
				continue;
				}
			}
		if (len>=KMaxFileName)
			return ENAMETOOLONG;
		if (c==L'\0' && aFileName!=NULL)
			{
			// it's the trailing filename
			aFileName->Copy(TPtrC16(ustart, len));
			break;
			}
		else	
			{
			// it's a component of the accumulating path
			nextBit.Copy(TPtrC16(ustart, len));
			r = aParse.AddDir(nextBit);
			}
		}
	return(r);
	}
Exemplo n.º 6
0
void CWebServerEnv::ParseConfigLineL(const RFs& aFs, const TDesC& aLine)
// Function which parse the config file and set the configuration
{

	TLex lex(aLine);
	TPtrC value;
	TParse parse;

	lex.SkipSpaceAndMark();

	// SkipCharacters until we find a '='
	while ((!lex.Eos()) && (lex.Peek() != '='))
		lex.Inc();
	

	TPtrC variable = lex.MarkedToken();
	
	
	if (!lex.Eos())
	{
		//Skip the '=' character.
		lex.Inc();
		lex.SkipSpaceAndMark();
		lex.SkipCharacters();
		value.Set(lex.MarkedToken());
	}
	else
		value.Set(_L(""));

	if (variable.Compare(_L("SERVER_PATH")) == 0)
	{
		User::LeaveIfError(parse.Set(value,NULL,NULL));
		User::LeaveIfError(aFs.Parse(value,parse));
		delete iServerPath;
		iServerPath = value.AllocL();
	
	}
	else if (variable.Compare(_L("CGI_PATH")) == 0)
	{
		User::LeaveIfError(parse.Set(value,NULL,NULL));	
		User::LeaveIfError(aFs.Parse(value,parse));
		delete iCgiPath;
		iCgiPath = value.AllocL();
	}
	else if (variable.Compare(_L("ERROR_PATH")) == 0)
	{
		User::LeaveIfError(parse.Set(value,NULL,NULL));	
		User::LeaveIfError(aFs.Parse(value,parse));
		delete iErrorPath;
		iErrorPath = value.AllocL();
	}
	else if (variable.Compare(_L("BACKUP_PATH")) == 0)
	{
		User::LeaveIfError(parse.Set(value,NULL,NULL));	
		User::LeaveIfError(aFs.Parse(value,parse));
		delete iBackupPath;
		iBackupPath = value.AllocL();
	}
	else if (variable.Compare(_L("DEFAULT_RESOURCE")) == 0)
	{
		delete iDefaultResource;
		iDefaultResource = value.AllocL();
	}
	else if (variable.Compare(_L("PORT")) == 0)
	{
		lex.UnGetToMark();
		User::LeaveIfError(lex.Val(iPort));
	}
	else if (variable.Compare(_L("DELETE_METHOD")) == 0)
	{
		if (value.CompareF(_L("Yes")) == 0)
			iDeleteMethod = TRUE;
		else
			iDeleteMethod = FALSE;
	}
	else if (variable.Compare(_L("PUT_METHOD")) == 0)
	{
		if (value.CompareF(_L("Yes")) == 0)
			iPutMethod = TRUE;
		else
			iPutMethod = FALSE;
	}
	else if (variable.Compare(_L("HTTP_REQ")) == 0)
	{
		if (value.CompareF(_L("Yes")) == 0)
			iHttpReq = TRUE;
		else
			iHttpReq= FALSE;
	}
	else if (variable.Compare(_L("HTTP_RESP")) == 0)
	{
		if (value.CompareF(_L("Yes")) == 0)
			iHttpResp = TRUE;
		else
			iHttpResp= FALSE;
	}
	else if (variable.Compare(_L("MISC_DATA")) == 0)
	{
		if (value.CompareF(_L("Yes")) == 0)
			iMiscData = TRUE;
		else
			iMiscData = FALSE;
	}
	
	else
	{
		User::Leave(KErrCorrupt);
	}

}