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/*
Miranda NG: the free IM client for Microsoft* Windows*
Copyright 2012-14 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"
//the cache has not been loaded when these functions are used
int CDb3Mmap::CreateDbHeaders(const DBSignature& _sign)
{
DWORD bytesWritten;
CopyMemory(m_dbHeader.signature, &_sign, sizeof(m_dbHeader.signature));
m_dbHeader.version = DB_095_1_VERSION;
m_dbHeader.ofsFileEnd = sizeof(struct DBHeader);
m_dbHeader.slackSpace = 0;
m_dbHeader.contactCount = 0;
m_dbHeader.ofsFirstContact = 0;
m_dbHeader.ofsModuleNames = 0;
m_dbHeader.ofsUser = 0;
//create user
m_dbHeader.ofsUser = m_dbHeader.ofsFileEnd;
m_dbHeader.ofsFileEnd += sizeof(DBContact);
SetFilePointer(m_hDbFile, 0, NULL, FILE_BEGIN);
WriteFile(m_hDbFile, &m_dbHeader, sizeof(m_dbHeader), &bytesWritten,NULL);
DBContact user = { 0 };
user.signature = DBCONTACT_SIGNATURE;
SetFilePointer(m_hDbFile, m_dbHeader.ofsUser, NULL, FILE_BEGIN);
WriteFile(m_hDbFile, &user, sizeof(DBContact), &bytesWritten, NULL);
FlushFileBuffers(m_hDbFile);
return 0;
}
/////////////////////////////////////////////////////////////////////////////////////////
static TCHAR tszOldHeaders[] =
LPGENT("This profile is too old to be updated with PluginUpdater, your database must be converted first.\n\nWould you like to read how to fix this?");
int CDb3Mmap::CheckDbHeaders()
{
if (memcmp(m_dbHeader.signature, &dbSignatureU, sizeof(m_dbHeader.signature)) &&
memcmp(m_dbHeader.signature, &dbSignatureE, sizeof(m_dbHeader.signature)))
{
if (!memcmp(&m_dbHeader.signature, &dbSignatureIM, sizeof(m_dbHeader.signature)) ||
!memcmp(&m_dbHeader.signature, &dbSignatureSA, sizeof(m_dbHeader.signature)) ||
!memcmp(&m_dbHeader.signature, &dbSignatureSD, sizeof(m_dbHeader.signature)))
{
if (IDYES == MessageBox(NULL, TranslateTS(tszOldHeaders), TranslateT("Obsolete database format"), MB_YESNO | MB_ICONWARNING)) {
TCHAR tszCurPath[MAX_PATH];
GetModuleFileName(NULL, tszCurPath, SIZEOF(tszCurPath));
TCHAR *p = _tcsrchr(tszCurPath, '\\');
if (p) *p = 0;
HKEY hPathSetting;
if (!RegCreateKey(HKEY_CURRENT_USER, _T("Software\\Miranda NG"), &hPathSetting)) {
RegSetValue(hPathSetting, _T("InstallPath"), REG_SZ, tszCurPath, sizeof(tszCurPath));
RegCloseKey(hPathSetting);
}
CallService(MS_UTILS_OPENURL, 0, LPARAM("http://wiki.miranda-ng.org/index.php?title=Updating_pre-0.94.9_version_to_0.95.1_and_later"));
Sleep(1000);
exit(0);
}
}
return EGROKPRF_UNKHEADER;
}
switch (m_dbHeader.version) {
case DB_095_1_VERSION:
case DB_095_VERSION:
break;
default:
return EGROKPRF_VERNEWER;
}
if (m_dbHeader.ofsUser == 0)
return EGROKPRF_DAMAGED;
return 0;
}
void CDb3Mmap::WriteSignature(DBSignature &sign)
{
memcpy(&m_dbHeader.signature, &sign, sizeof(DBSignature));
DBWrite(0, &sign, sizeof(DBSignature));
}
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