//------------------------------------------------------------------------------
// Desc: Utility to compare two databases for equivalence.
//
// Tabs:	3
//
//		Copyright (c) 2003-2006 Novell, Inc. All Rights Reserved.
//
//		This program is free software; you can redistribute it and/or
//		modify it under the terms of version 2 of the GNU General Public
//		License as published by the Free Software Foundation.
//
//		This program is distributed in the hope that it will be useful,
//		but WITHOUT ANY WARRANTY; without even the implied warranty of
//		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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, contact Novell, Inc.
//
//		To contact Novell about this file by physical or electronic mail,
//		you may find current contact information at www.novell.com
//
// $Id: dbdiff.h 3116 2006-01-19 13:31:53 -0700 (Thu, 19 Jan 2006) dsanders $
//------------------------------------------------------------------------------

/*=============================================================================
Desc:	Define the F_DbDiff class - also note the need for the call back
		definition.
*============================================================================*/
typedef void (* DBDIFF_CALLBACK) (
	char *		pszOutput,
	void *		pvData);


class F_DbDiff
{
public:

	F_DbDiff()
	{
		m_pDb1 = m_pDb2 = NULL;
	}

	~F_DbDiff()
	{
		// Close the databases if they are open.
		if ( m_pDb1 != NULL)
		{
			m_pDb1->Release();
		}
		if ( m_pDb2 != NULL)
		{
			m_pDb2->Release();
		}
	}

	RCODE diff(
		char  *				pszDb1,
		char *				pszDb1Password,
		char *				pszDb2,
		char *				pszDb2Password,
		DBDIFF_CALLBACK	outputCallback,
		void *				pvData);

private:

	RCODE compareCollections(
		FLMUINT				uiCollection,
		DBDIFF_CALLBACK	outputCallback,
		void *				pvData);

	RCODE compareIndexes( 
		FLMUINT uiIndexNum,
		DBDIFF_CALLBACK outputCallback,
		void * pvData);

	RCODE compareNodes(
		FLMBYTE *			pszCompareInfo,
		F_DOMNode *			pNode1,
		F_DOMNode *			pNode2,
		DBDIFF_CALLBACK	outputCallback,
		void *				pvData);

	F_Db *		m_pDb1;
	F_Db *		m_pDb2;
};