/*

Miranda NG: the free IM client for Microsoft* Windows*

Copyright 2012 Miranda NG project,
all portions of this codebase are copyrighted to the people
listed in contributors.txt.

This program is free software; you can redistribute it and/or
modify it under 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.

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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#include "commonheaders.h"

CDb3Mmap::CDb3Mmap(const TCHAR* tszFileName) :
	CDb3Base(tszFileName)
{
	SYSTEM_INFO sinf;
	GetSystemInfo(&sinf);
	m_ChunkSize = sinf.dwAllocationGranularity;
}

CDb3Mmap::~CDb3Mmap()
{
	if (m_pNull)
		free(m_pNull);
}

DWORD CDb3Mmap::GetSettingsGroupOfsByModuleNameOfs(DBContact *dbc,DWORD ofsContact,DWORD ofsModuleName)
{
	DWORD ofsThis = dbc->ofsFirstSettings;
	while (ofsThis) {
		DBContactSettings *dbcs = (DBContactSettings*)DBRead(ofsThis,sizeof(DBContactSettings),NULL);
		if (dbcs->signature != DBCONTACTSETTINGS_SIGNATURE) DatabaseCorruption(NULL);
		if (dbcs->ofsModuleName == ofsModuleName)
			return ofsThis;

		ofsThis = dbcs->ofsNext;
	}
	return 0;
}