tripwire-open-source/src/tripwire/tripwireutil.cpp

149 lines
5.2 KiB
C++

//
// The developer of the original code and/or files is Tripwire, Inc.
// Portions created by Tripwire, Inc. are copyright (C) 2000 Tripwire,
// Inc. Tripwire is a registered trademark of Tripwire, Inc. All rights
// reserved.
//
// This program is free software. The contents of this file are subject
// to the terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2 of the License, or (at your
// option) any later version. You may redistribute it and/or modify it
// only in compliance with the GNU General Public License.
//
// This program is distributed in the hope that it will be useful.
// However, this program is distributed AS-IS WITHOUT ANY
// WARRANTY; INCLUDING THE IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS
// FOR A PARTICULAR PURPOSE. Please see the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
//
// Nothing in the GNU General Public License or any other license to use
// the code or files shall permit you to use Tripwire's trademarks,
// service marks, or other intellectual property without Tripwire's
// prior written consent.
//
// If you have any questions, please contact Tripwire, Inc. at either
// info@tripwire.org or www.tripwire.org.
//
// tripwireutil.cpp
#include "stdtripwire.h"
#include "tripwireutil.h"
#include "tw/fcodatabasefile.h"
#include "fco/fcospeclist.h"
#include "fco/fcopropcalc.h"
#include "fco/iterproxy.h"
#include "fco/fcopropvector.h"
#include "fco/fcopropset.h"
#include "fco/fcoprop.h"
#include "fco/fcopropdisplayer.h"
#include "fco/fconame.h"
#include "tw/dbdatasource.h"
#include "tripwirestrings.h"
// for verbose output
#include "core/usernotify.h"
#include "fco/twfactory.h"
#include "fco/fconametranslator.h"
///////////////////////////////////////////////////////////////////////////////
// CalcProps
///////////////////////////////////////////////////////////////////////////////
void cTripwireUtil::CalcProps( iFCO* pFCO, const iFCOSpec* pSpec, iFCOPropCalc* pCalc, iFCOPropDisplayer* pPD )
{
// verbose output...
TW_NOTIFY_VERBOSE( _T("--- %s%s\n"),
TSS_GetString( cTripwire, tripwire::STR_NOTIFY_GEN_SIG ).c_str(),
iTWFactory::GetInstance()->GetNameTranslator()->ToStringDisplay
( pFCO->GetName() ).c_str() );
const cFCOPropVector& propsToCalc = pSpec->GetPropVector(pSpec->GetSpecMask(pFCO));
// set the appropriate property mask for this fco
pCalc->SetPropVector(propsToCalc);
// do the calculation
pFCO->AcceptVisitor(pCalc->GetVisitor());
//
// invalidate unneeded properties....
// I want to invalidate everything that is in the fco but not in the spec...
//
cFCOPropVector propsToInvalidate = pFCO->GetPropSet()->GetValidVector();
propsToInvalidate ^= propsToCalc;
pFCO->GetPropSet()->InvalidateProps( propsToInvalidate );
//
// load this fco's data into the prop displayer
//
if( pPD )
pPD->InitForFCO( pFCO );
}
///////////////////////////////////////////////////////////////////////////////
// RemoveFCOFromDb
///////////////////////////////////////////////////////////////////////////////
bool cTripwireUtil::RemoveFCOFromDb( cFCOName name, cDbDataSourceIter& dbIter)
{
cDebug d("cTripwireUtil::RemoveFCOFromDb");
//cDbDataSourceIter dbIter( &db );
// seek to the fco to be removed..
//
dbIter.SeekToFCO( name, false );
//
// error if the fco doesn't exist...
//
if( dbIter.Done() || ( ! dbIter.HasFCOData() ) )
{
return false;
}
else
{
// remove the fco data...
//
d.TraceDebug(_T(">>> Removing FCO %s\n"), dbIter.GetName().AsString().c_str());
dbIter.RemoveFCOData() ;
if( ! dbIter.CanDescend() )
{
// note that this is not sufficient to remove all unused nodes from the database...
//
d.TraceDebug(_T(">>> Removing Database Node %s\n"), dbIter.GetName().AsString().c_str());
dbIter.RemoveFCO();
}
//
// get rid of all the empty parents above me...
// TODO -- is this the right thing to do all the time?
//
while( ! dbIter.AtRoot() )
{
cFCOName parentName = dbIter.GetParentName();
dbIter.Ascend();
dbIter.SeekTo( parentName.GetShortName() );
ASSERT( ! dbIter.Done() );
if( (! dbIter.Done()) && (dbIter.CanRemoveChildArray()) )
{
dbIter.RemoveChildArray();
//
// and, remove this node if there is no fco data...
//
if( ! dbIter.HasFCOData() )
{
d.TraceDebug(_T(">>> Removing Database Node %s\n"), dbIter.GetName().AsString().c_str());
dbIter.RemoveFCO();
}
else
break;
}
else
break;
}
}
return true;
}