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Options.cpp

// FileZilla Server - a Windows ftp server

// 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.

// Options.cpp: Implementierungsdatei
//

#include "stdafx.h"
#include "options.h"
#include "platform.h"
#include "version.h"
#include "tinyxml/tinyxml.h"
#include "iputils.h"
#include "OptionLimits.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

std::list<COptions *> COptions::m_InstanceList;
CCriticalSectionWrapper COptions::m_Sync;
COptions::t_OptionsCache COptions::m_sOptionsCache[OPTIONS_NUM];
BOOL COptions::m_bInitialized=FALSE;

SPEEDLIMITSLIST COptions::m_sSpeedLimits[2];

/////////////////////////////////////////////////////////////////////////////
// COptionsHelperWindow

class COptionsHelperWindow
{
public:
	COptionsHelperWindow(COptions *pOptions)
	{
		ASSERT(pOptions);
		m_pOptions=pOptions;

//Create window
		WNDCLASSEX wndclass;
		wndclass.cbSize=sizeof wndclass;
		wndclass.style=0;
		wndclass.lpfnWndProc=WindowProc;
		wndclass.cbClsExtra=0;
		wndclass.cbWndExtra=0;
		wndclass.hInstance=GetModuleHandle(0);
		wndclass.hIcon=0;
		wndclass.hCursor=0;
		wndclass.hbrBackground=0;
		wndclass.lpszMenuName=0;
		wndclass.lpszClassName=_T("COptions Helper Window");
		wndclass.hIconSm=0;

RegisterClassEx(&wndclass);

m_hWnd=CreateWindow(_T("COptions Helper Window"), _T("COptions Helper Window"), 0, 0, 0, 0, 0, 0, 0, 0, GetModuleHandle(0));
		ASSERT(m_hWnd);
		SetWindowLongPtr(m_hWnd, GWLP_USERDATA, (LONG)this);
	};

virtual ~COptionsHelperWindow()
	{
		//Destroy window
		if (m_hWnd)
		{
			DestroyWindow(m_hWnd);
			m_hWnd=0;
		}
	}

HWND GetHwnd()
	{
		return m_hWnd;
	}

protected:
	static LRESULT CALLBACK WindowProc( HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam )
	{
		if (message==WM_USER)
		{
			COptionsHelperWindow *pWnd=(COptionsHelperWindow *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
			if (!pWnd)
				return 0;
			ASSERT(pWnd);
			ASSERT(pWnd->m_pOptions);
			for (int i=0;i<OPTIONS_NUM;i++)
				pWnd->m_pOptions->m_OptionsCache[i].bCached = FALSE;
			EnterCritSection(COptions::m_Sync);
			pWnd->m_pOptions->m_SpeedLimits[0] = COptions::m_sSpeedLimits[0];
			pWnd->m_pOptions->m_SpeedLimits[1] = COptions::m_sSpeedLimits[1];
			LeaveCritSection(COptions::m_Sync);
		}
		return ::DefWindowProc(hWnd, message, wParam, lParam);
	}
	COptions *m_pOptions;

private:
	HWND m_hWnd;
};

/////////////////////////////////////////////////////////////////////////////
// Dialogfeld COptions

COptions::COptions()
{
	for (int i=0;i<OPTIONS_NUM;i++)
		m_OptionsCache[i].bCached=FALSE;
	m_pOptionsHelperWindow=new COptionsHelperWindow(this);
	EnterCritSection(m_Sync);
#ifdef _DEBUG
	for (std::list<COptions *>::iterator iter=m_InstanceList.begin(); iter!=m_InstanceList.end(); iter++)
		ASSERT(*iter!=this);
#endif _DEBUG
	m_InstanceList.push_back(this);
	m_SpeedLimits[0] = m_sSpeedLimits[0];
	m_SpeedLimits[1] = m_sSpeedLimits[1];
	LeaveCritSection(m_Sync);
}

COptions::~COptions()
{
	EnterCritSection(m_Sync);
	std::list<COptions *>::iterator iter;
	for (iter=m_InstanceList.begin(); iter!=m_InstanceList.end(); iter++)
		if (*iter==this)
			break;

ASSERT(iter!=m_InstanceList.end());
	if (iter != m_InstanceList.end())
		m_InstanceList.erase(iter);
	LeaveCritSection(m_Sync);

if (m_pOptionsHelperWindow)
		delete m_pOptionsHelperWindow;
	m_pOptionsHelperWindow=0;
}

void COptions::SetOption(int nOptionID, _int64 value, bool save /*=true*/)
{
	switch (nOptionID)
	{
	case OPTION_MAXUSERS:
		if (value<0)
			value=0;
		break;
	case OPTION_THREADNUM:
		if (value<1)
			value=2;
		else if (value>50)
			value=2;
		break;
	case OPTION_TIMEOUT:
		if (value<0)
			value=120;
		else if (value>9999)
			value=120;
		break;
	case OPTION_NOTRANSFERTIMEOUT:
		if (value<600 && value != 0)
			value=600;
		else if (value>9999)
			value=600;
		break;
	case OPTION_LOGINTIMEOUT:
		if (value<0)
			value=60;
		else if (value>9999)
			value=60;
		break;
	case OPTION_ADMINPORT:
		if (value>65535)
			value=14147;
		else if (value<1)
			value=14147;
		break;
	case OPTION_LOGTYPE:
		if (value!=0 && value!=1)
			value = 0;
		break;
	case OPTION_LOGLIMITSIZE:
		if ((value > 999999 || value < 10) && value!=0)
			value = 100;
		break;
	case OPTION_LOGDELETETIME:
		if (value > 999 || value < 0)
			value = 14;
		break;
	case OPTION_DOWNLOADSPEEDLIMITTYPE:
	case OPTION_UPLOADSPEEDLIMITTYPE:
		if (value < 0 || value > 2)
			value = 0;
		break;
	case OPTION_DOWNLOADSPEEDLIMIT:
	case OPTION_UPLOADSPEEDLIMIT:
		if (value > 65535 || value < 1)
			value = 10;
		break;
	case OPTION_BUFFERSIZE:
		if (value < 256 || value > (1024*1024))
			value = 32768;
		break;
	case OPTION_BUFFERSIZE2:
		if (value < 256 || value > (1024*1024*128))
			value = 262144;
		break;
	case OPTION_CUSTOMPASVIPTYPE:
		if (value < 0 || value > 2)
			value = 0;
		break;
	case OPTION_MODEZ_USE:
		if (value < 0 || value > 1)
			value = 0;
		break;
	case OPTION_MODEZ_LEVELMIN:
		if (value < 0 || value > 8)
			value = 1;
		break;
	case OPTION_MODEZ_LEVELMAX:
		if (value < 8 || value > 9)
			value = 9;
		break;
	case OPTION_MODEZ_ALLOWLOCAL:
		if (value < 0 || value > 1)
			value = 0;
		break;
	case OPTION_AUTOBAN_ATTEMPTS:
		if (value < OPTION_AUTOBAN_ATTEMPTS_MIN)
			value = OPTION_AUTOBAN_ATTEMPTS_MIN;
		if (value > OPTION_AUTOBAN_ATTEMPTS_MAX)
			value = OPTION_AUTOBAN_ATTEMPTS_MAX;
		break;
	case OPTION_AUTOBAN_BANTIME:
		if (value < 1)
			value = 1;
		if (value > 999)
			value = 999;
		break;
	}

Init();

EnterCritSection(m_Sync);
	m_sOptionsCache[nOptionID-1].nType = 1;
	m_sOptionsCache[nOptionID-1].value = value;
	m_sOptionsCache[nOptionID-1].bCached = TRUE;
	m_OptionsCache[nOptionID-1] = m_sOptionsCache[nOptionID-1];

LeaveCritSection(m_Sync);

if (!save)
		return;

CStdString valuestr;
	valuestr.Format( _T("%I64d"), value);

TCHAR buffer[MAX_PATH + 1000]; //Make it large enough
	GetModuleFileName( 0, buffer, MAX_PATH );
	LPTSTR pos=_tcsrchr(buffer, '\\');
	if (pos)
		*++pos=0;
	_tcscat(buffer, _T("FileZilla Server.xml"));

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
		return;

TiXmlDocument document;
	if (!document.LoadFile(bufferA))
		return;

TiXmlElement* pRoot = document.FirstChildElement("FileZillaServer");
	if (!pRoot)
		return;

TiXmlElement* pSettings = pRoot->FirstChildElement("Settings");
	if (!pSettings)
		pSettings = pRoot->LinkEndChild(new TiXmlElement("Settings"))->ToElement();

break;
	}

if (!pItem)
		pItem = pSettings->LinkEndChild(new TiXmlElement("Item"))->ToElement();
	pItem->Clear();
	pItem->SetAttribute("name", ConvToNetwork(m_Options[nOptionID-1].name));
	pItem->SetAttribute("type", "numeric");
	pItem->LinkEndChild(new TiXmlText(ConvToNetwork(valuestr)));
	
	document.SaveFile(bufferA);
}

void COptions::SetOption(int nOptionID, LPCTSTR value, bool save /*=true*/)
{
	CStdString str = value;
	Init();

switch (nOptionID)
	{
	case OPTION_SERVERPORT:
	case OPTION_SSLPORTS:
		{
			std::set<int> portSet;
			
			str.TrimLeft(_T(" ,"));

int pos = str.FindOneOf(_T(" ,"));
			while (pos != -1)
			{
				int port = _ttoi(str.Left(pos));
				if (port >= 1 && port <= 65535)
					portSet.insert(port);
				str = str.Mid(pos + 1);
				str.TrimLeft(_T(" ,"));
				pos = str.FindOneOf(_T(" ,"));
			}
			if (str != _T(""))
			{
				int port = _ttoi(str);
				if (port >= 1 && port <= 65535)
					portSet.insert(port);
			}

str = _T("");
			for (std::set<int>::const_iterator iter = portSet.begin(); iter != portSet.end(); iter++)
			{
				CStdString tmp;
				tmp.Format(_T("%d "), *iter);
				str += tmp;
			}
			str.TrimRight(' ');
		}
		break;
	case OPTION_WELCOMEMESSAGE:
		{
			std::vector<CStdString> msgLines;
			int oldpos = 0;
			str.Replace(_T("\r\n"), _T("\n"));
			int pos = str.Find(_T("\n"));
			CStdString line;
			while (pos != -1)
			{
				if (pos)
				{
					line = str.Mid(oldpos, pos - oldpos);
					line = line.Left(CONST_WELCOMEMESSAGE_LINESIZE);
					line.TrimRight(_T(" "));
					if (msgLines.size() || line != _T(""))
						msgLines.push_back(line);
				}
				oldpos = pos + 1;
				pos = str.Find(_T("\n"), oldpos);
			}
			line = str.Mid(oldpos);
			if (line != _T(""))
			{
				line = line.Left(CONST_WELCOMEMESSAGE_LINESIZE);
				msgLines.push_back(line);
			}
			str = _T("");
			for (unsigned int i = 0; i < msgLines.size(); i++)
				str += msgLines[i] + _T("\r\n");
			str.TrimRight(_T("\r\n"));
			if (str == _T(""))
			{
				str = _T("%v");
				str += _T("\r\nwritten by Tim Kosse (Tim.Kosse@gmx.de)");
				str += _T("\r\nPlease visit http://sourceforge.net/projects/filezilla/");
			}
		}
		break;
	case OPTION_ADMINIPBINDINGS:
		{
			CStdString sub;
			std::list<CStdString> ipBindList;
			for (unsigned int i = 0; i<_tcslen(value); i++)
			{
				TCHAR cur = value[i];
				if ((cur < '0' || cur > '9') && cur != '.' && cur != ':')
				{
					if (sub == _T("") && cur == '*')
					{
						ipBindList.clear();
						ipBindList.push_back(_T("*"));
						break;
					}

if (sub != _T(""))
					{
						if (IsIpAddress(sub))
							ipBindList.push_back(sub);
						sub = _T("");
					}
				}
				else
					sub += cur;
			}
			if (sub != _T(""))
			{
				if (IsIpAddress(sub))
					ipBindList.push_back(sub);
			}
			str = _T("");
			for (std::list<CStdString>::iterator iter = ipBindList.begin(); iter!=ipBindList.end(); iter++)
				if (!IsLocalhost(*iter))
					str += *iter + _T(" ");

str.TrimRight(_T(" "));
		}
		break;
	case OPTION_ADMINPASS:
		if (str != _T("") && str.GetLength() < 6)
			return;
		break;
	case OPTION_MODEZ_DISALLOWED_IPS:
	case OPTION_IPFILTER_ALLOWED:
	case OPTION_IPFILTER_DISALLOWED:
	case OPTION_ADMINIPADDRESSES:
		{
			str.Replace('\r', ' ');
			str.Replace('\n', ' ');
			str.Replace('\r', ' ');
			while (str.Replace(_T("  "), _T(" ")));
			str += _T(" ");

CStdString ips;

int pos = str.Find(' ');
			while (pos != -1)
			{
				CStdString sub = str.Left(pos);
				str = str.Mid(pos + 1);
				str.TrimLeft(' ');

if (sub == _T("*"))
					ips += _T(" ") + sub;
				else
				{
					if (IsValidAddressFilter(sub))
						ips += " " + sub;
					pos = str.Find(' ');
				}
			}
			ips.TrimLeft(' ');

str = ips;
		}
		break;
	case OPTION_IPBINDINGS:
		{
			CStdString sub;
			std::list<CStdString> ipBindList;
			for (unsigned int i = 0; i<_tcslen(value); i++)
			{
				TCHAR cur = value[i];
				if ((cur < '0' || cur > '9') && cur != '.' && cur != ':')
				{
					if (sub == _T("") && cur == '*')
					{
						ipBindList.clear();
						ipBindList.push_back(_T("*"));
						break;
					}

if (ipBindList.empty())
				ipBindList.push_back(_T("*"));

str = _T("");
			for (std::list<CStdString>::iterator iter = ipBindList.begin(); iter != ipBindList.end(); iter++)
				str += *iter + _T(" ");

str.TrimRight(_T(" "));
		}
		break;
	case OPTION_CUSTOMPASVIPSERVER:
		if (str.Find(_T("filezilla.sourceforge.net")) != -1)
			str = _T("http://ip.filezilla-project.org/ip.php");
		break;
	}
	EnterCritSection(m_Sync);
	m_sOptionsCache[nOptionID-1].bCached = TRUE;
	m_sOptionsCache[nOptionID-1].nType = 0;
	m_sOptionsCache[nOptionID-1].str = str;
	m_OptionsCache[nOptionID-1]=m_sOptionsCache[nOptionID-1];
	LeaveCritSection(m_Sync);

if (!save)
		return;

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
		return;

TiXmlDocument document;
	if (!document.LoadFile(bufferA))
		return;

TiXmlElement* pRoot = document.FirstChildElement("FileZillaServer");
	if (!pRoot)
		return;

TiXmlElement* pSettings = pRoot->FirstChildElement("Settings");
	if (!pSettings)
		pSettings = pRoot->LinkEndChild(new TiXmlElement("Settings"))->ToElement();

break;
	}

if (!pItem)
		pItem = pSettings->LinkEndChild(new TiXmlElement("Item"))->ToElement();
	pItem->Clear();
	pItem->SetAttribute("name", ConvToNetwork(m_Options[nOptionID-1].name));
	pItem->SetAttribute("type", "string");
	pItem->LinkEndChild(new TiXmlText(ConvToNetwork(value)));
	
	document.SaveFile(bufferA);
}

CStdString COptions::GetOption(int nOptionID)
{
	ASSERT(nOptionID>0 && nOptionID<=OPTIONS_NUM);
	ASSERT(!m_Options[nOptionID-1].nType);
	Init();

if (m_OptionsCache[nOptionID-1].bCached)
		return m_OptionsCache[nOptionID-1].str;

EnterCritSection(m_Sync);

if (!m_sOptionsCache[nOptionID-1].bCached)
	{
		//Default values
		switch (nOptionID)
		{
		case OPTION_SERVERPORT:
			m_sOptionsCache[nOptionID-1].str = _T("21");
			break;
		case OPTION_WELCOMEMESSAGE:
			m_sOptionsCache[nOptionID-1].str = _T("%v");
			m_sOptionsCache[nOptionID-1].str += _T("\r\nwritten by Tim Kosse (Tim.Kosse@gmx.de)");
			m_sOptionsCache[nOptionID-1].str += _T("\r\nPlease visit http://sourceforge.net/projects/filezilla/");
			break;
		case OPTION_CUSTOMPASVIPSERVER:
			m_sOptionsCache[nOptionID-1].str = _T("http://ip.filezilla-project.org/ip.php");
			break;
		case OPTION_IPBINDINGS:
			m_sOptionsCache[nOptionID-1].str = _T("*");
			break;
		case OPTION_SSLPORTS:
			m_sOptionsCache[nOptionID-1].str = _T("990");
			break;
		default:
			m_sOptionsCache[nOptionID-1].str = _T("");
			break;
		}
		m_sOptionsCache[nOptionID-1].bCached = TRUE;
		m_sOptionsCache[nOptionID-1].nType = 0;
	}
	m_OptionsCache[nOptionID-1] = m_sOptionsCache[nOptionID - 1];
	LeaveCritSection(m_Sync);
	return m_OptionsCache[nOptionID-1].str;
}

_int64 COptions::GetOptionVal(int nOptionID)
{
	ASSERT(nOptionID>0 && nOptionID<=OPTIONS_NUM);
	ASSERT(m_Options[nOptionID-1].nType == 1);
	Init();

if (m_OptionsCache[nOptionID-1].bCached)
		return m_OptionsCache[nOptionID-1].value;

EnterCritSection(m_Sync);

if (!m_sOptionsCache[nOptionID-1].bCached)
	{
		//Default values
		switch (nOptionID)
		{
			case OPTION_MAXUSERS:
				m_sOptionsCache[nOptionID-1].value = 0;
				break;
			case OPTION_THREADNUM:
				m_sOptionsCache[nOptionID-1].value = 2;
				break;
			case OPTION_TIMEOUT:
			case OPTION_NOTRANSFERTIMEOUT:
				m_sOptionsCache[nOptionID-1].value = 120;
				break;
			case OPTION_LOGINTIMEOUT:
				m_sOptionsCache[nOptionID-1].value = 60;
				break;
			case OPTION_ADMINPORT:
				m_sOptionsCache[nOptionID-1].value = 14147;
				break;
			case OPTION_DOWNLOADSPEEDLIMIT:
			case OPTION_UPLOADSPEEDLIMIT:
				m_sOptionsCache[nOptionID-1].value = 10;
				break;
			case OPTION_BUFFERSIZE:
				m_sOptionsCache[nOptionID-1].value = 32768;
				break;
			case OPTION_CUSTOMPASVIPTYPE:
				m_sOptionsCache[nOptionID-1].value = 0;
				break;
			case OPTION_MODEZ_USE:
				m_sOptionsCache[nOptionID-1].value = 0;
				break;
			case OPTION_MODEZ_LEVELMIN:
				m_sOptionsCache[nOptionID-1].value = 1;
				break;
			case OPTION_MODEZ_LEVELMAX:
				m_sOptionsCache[nOptionID-1].value = 9;
				break;
			case OPTION_MODEZ_ALLOWLOCAL:
				m_sOptionsCache[nOptionID-1].value = 0;
				break;
			case OPTION_ALLOWEXPLICITSSL:
				m_sOptionsCache[nOptionID-1].value = 1;
				break;
			case OPTION_BUFFERSIZE2:
				m_sOptionsCache[nOptionID-1].value = 65536;
				break;
			case OPTION_NOEXTERNALIPONLOCAL:
				m_sOptionsCache[nOptionID-1].value = 1;
				break;
			case OPTION_ACTIVE_IGNORELOCAL:
				m_sOptionsCache[nOptionID-1].value = 1;
				break;
			case OPTION_AUTOBAN_BANTIME:
				m_sOptionsCache[nOptionID-1].value = 1;
				break;
			case OPTION_AUTOBAN_ATTEMPTS:
				m_sOptionsCache[nOptionID-1].value = 10;
				break;
			default:
				m_sOptionsCache[nOptionID-1].value = 0;
		}
		m_sOptionsCache[nOptionID-1].bCached=TRUE;
		m_sOptionsCache[nOptionID-1].nType=1;
	}
	m_OptionsCache[nOptionID-1]=m_sOptionsCache[nOptionID-1];
	LeaveCritSection(m_Sync);
	return m_OptionsCache[nOptionID-1].value;
}

void COptions::UpdateInstances()
{
	EnterCritSection(m_Sync);
	for (std::list<COptions *>::iterator iter=m_InstanceList.begin(); iter!=m_InstanceList.end(); iter++)
	{
		ASSERT((*iter)->m_pOptionsHelperWindow);
		::PostMessage((*iter)->m_pOptionsHelperWindow->GetHwnd(), WM_USER, 0, 0);
	}
	LeaveCritSection(m_Sync);
}

void COptions::Init()
{
	if (m_bInitialized)
		return;
	EnterCritSection(m_Sync);
	m_bInitialized = TRUE;
	TCHAR buffer[MAX_PATH + 1000]; //Make it large enough
	GetModuleFileName( 0, buffer, MAX_PATH );
	LPTSTR pos=_tcsrchr(buffer, '\\');
	if (pos)
		*++pos=0;
	_tcscat(buffer, _T("FileZilla Server.xml"));

for (int i = 0; i < OPTIONS_NUM; i++)
		m_sOptionsCache[i].bCached = FALSE;

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
	{
		LeaveCritSection(m_Sync);
		return;
	}

TiXmlDocument document;

CFileStatus64 status;
	if (!GetStatus64(buffer, status) )
	{
		document.LinkEndChild(new TiXmlElement("FileZillaServer"));
		document.SaveFile(bufferA);
	}
	else if (status.m_attribute & FILE_ATTRIBUTE_DIRECTORY)
	{
		LeaveCritSection(m_Sync);
		return;
	}

if (!document.LoadFile(bufferA))
	{
		LeaveCritSection(m_Sync);
		return;
	}

TiXmlElement* pRoot = document.FirstChildElement("FileZillaServer");
	if (!pRoot)
	{
		LeaveCritSection(m_Sync);
		return;
	}

TiXmlElement* pSettings = pRoot->FirstChildElement("Settings");
	if (!pSettings)
		pSettings = pRoot->LinkEndChild(new TiXmlElement("Settings"))->ToElement();

const char* pType = pItem->Attribute("type");
		if (!pType)
			continue;
		CStdString type(pType);

TiXmlNode* textNode = pItem->FirstChild();
		CStdString value;
		if (textNode && textNode->ToText())
			value = ConvFromNetwork(textNode->Value());
		else if (type == _T("numeric"))
			continue;

for (int i = 0; i < OPTIONS_NUM; i++)
		{
			if (!_tcscmp(name, m_Options[i].name))
			{
				if (m_sOptionsCache[i].bCached)
					break;

if (type == _T("numeric"))
				{
					if (m_Options[i].nType != 1)
						break;
					_int64 value64 = _ttoi64(value);
					if (IsNumeric(value))
						SetOption(i + 1, value64, false);
				}
				else
				{
					if (m_Options[i].nType != 0)
						break;
					SetOption(i + 1, value, false);
				}
				break;
			}
		}
	}
	ReadSpeedLimits(pSettings);

LeaveCritSection(m_Sync);
	UpdateInstances();
	return;
}

bool COptions::IsNumeric(LPCTSTR str)
{
	if (!str)
		return false;
	LPCTSTR p=str;
	while(*p)
	{
		if (*p<'0' || *p>'9')
		{
			return false;
		}
		p++;
	}
	return true;
}

TiXmlElement *COptions::GetXML()
{
	EnterCritSection(m_Sync);
	TCHAR buffer[MAX_PATH + 1000]; //Make it large enough
	GetModuleFileName( 0, buffer, MAX_PATH );
	LPTSTR pos=_tcsrchr(buffer, '\\');
	if (pos)
		*++pos=0;
	_tcscat(buffer, _T("FileZilla Server.xml"));

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
	{
		LeaveCritSection(m_Sync);
		return 0;
	}

TiXmlDocument *pDocument = new TiXmlDocument;
	
	if (!pDocument->LoadFile(bufferA))
	{
		LeaveCritSection(m_Sync);
		delete pDocument;
		return NULL;
	}

TiXmlElement* pElement = pDocument->FirstChildElement("FileZillaServer");
	if (!pElement)
	{
		LeaveCritSection(m_Sync);
		delete pDocument;
		return NULL;
	}

return pElement;
}

BOOL COptions::FreeXML(TiXmlElement *pXML, bool save)
{
	ASSERT(pXML);
	if (!pXML)
		return FALSE;

if (!save)
	{
		delete pXML->GetDocument();
		LeaveCritSection(m_Sync);
		return FALSE;
	}

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
	{
		delete pXML->GetDocument();
		LeaveCritSection(m_Sync);
		return FALSE;
	}

if (!pXML->GetDocument()->SaveFile(bufferA))
	{
		delete pXML->GetDocument();
		LeaveCritSection(m_Sync);
		return FALSE;
	}

delete pXML->GetDocument();
	LeaveCritSection(m_Sync);
	return TRUE;
}

BOOL COptions::GetAsCommand(char **pBuffer, DWORD *nBufferLength)
{
	int i;
	DWORD len = 2;

EnterCritSection(m_Sync);
	for (i=0; i<OPTIONS_NUM; i++)
	{
		len+=1;
		if (!m_Options[i].nType)
		{
			len += 3;
			char* utf8 = ConvToNetwork(GetOption(i + 1));
			if (utf8)
			{
				if ((i+1) != OPTION_ADMINPASS)
					len += strlen(utf8);
				else
				{
					if (GetOption(i+1).GetLength() < 6 && *utf8)
						len++;
				}
				delete [] utf8;
			}
		}
		else
			len+=8;
	}

len += 4;
	SPEEDLIMITSLIST::const_iterator iter;
	for (i = 0; i < 2; i++)
		for (iter = m_sSpeedLimits[i].begin(); iter != m_sSpeedLimits[i].end(); iter++)
			len += iter->GetRequiredBufferLen();

*pBuffer=new char[len];
	char *p=*pBuffer;
	*p++ = OPTIONS_NUM/256;
	*p++ = OPTIONS_NUM%256;
	for (i=0; i<OPTIONS_NUM; i++)
	{
		*p++ = m_Options[i].nType;
		switch(m_Options[i].nType) {
		case 0:
			{
				CStdString str = GetOption(i+1);
				if ((i+1)==OPTION_ADMINPASS) //Do NOT send admin password,
											 //instead send empty string if admin pass is set
											 //and send a single char if admin pass is invalid (len < 6)
				{
					if (str.GetLength() >= 6 || str == _T(""))
						str = _T("");
					else
						str = _T("*");
				}

char* utf8 = ConvToNetwork(str);
				if (!utf8)
				{
					*p++ = 0;
					*p++ = 0;
					*p++ = 0;
				}
				else
				{
					int len = strlen(utf8);
					*p++ = (len / 256) / 256;
					*p++ = len / 256;
					*p++ = len % 256;
					memcpy(p, utf8, len);
					p += len;
					delete [] utf8;
				}
			}
			break;
		case 1:
			{
				_int64 value = GetOptionVal(i+1);
				memcpy(p, &value, 8);
				p+=8;
			}
			break;
		default:
			ASSERT(FALSE);
		}
	}

for (i = 0; i < 2; i++)
	{
		*p++ = m_sSpeedLimits[i].size() << 8;
		*p++ = m_sSpeedLimits[i].size() %256;
		for (iter = m_sSpeedLimits[i].begin(); iter != m_sSpeedLimits[i].end(); iter++)
			p = iter->FillBuffer(p);
	}

LeaveCritSection(m_Sync);

*nBufferLength = len;

return TRUE;
}

BOOL COptions::ParseOptionsCommand(unsigned char *pData, DWORD dwDataLength, BOOL bFromLocal /*=FALSE*/)
{
	unsigned char *p = pData;
	int num = *p * 256 + p[1];
	p+=2;
	if (num!=OPTIONS_NUM)
		return FALSE;

int i;
	for (i = 0; i < num; i++)
	{
		if ((DWORD)(p-pData)>=dwDataLength)
			return FALSE;
		int nType = *p++;
		if (!nType)
		{
			if ((DWORD)(p-pData+3) >= dwDataLength)
				return 2;
			int len = *p * 256 * 256 + p[1] * 256 + p[2];
			p += 3;
			if ((DWORD)(p - pData + len) > dwDataLength)
				return FALSE;
			char *pBuffer = new char[len + 1];
			memcpy(pBuffer, p, len);
			pBuffer[len]=0;
			if (!m_Options[i].bOnlyLocal || bFromLocal) //Do not change admin interface settings from remote connections
#ifdef _UNICODE
				SetOption(i+1, ConvFromNetwork(pBuffer), false);
#else
				SetOption(i+1, ConvToLocal(ConvFromNetwork(pBuffer)), false);
#endif
			delete [] pBuffer;
			p+=len;
		}
		else if (nType == 1)
		{
			if ((DWORD)(p-pData+8)>dwDataLength)
				return FALSE;
			if (!m_Options[i].bOnlyLocal || bFromLocal) //Do not change admin interface settings from remote connections
				SetOption(i+1, GET64(p), false);
			p+=8;
		}
		else
			return FALSE;
	}

SPEEDLIMITSLIST dl;
	SPEEDLIMITSLIST ul;

if ((DWORD)(p-pData+2)>dwDataLength)
		return FALSE;
	num = *p++ << 8;
	num |= *p++;
	EnterCritSection(m_Sync);
	for (i=0; i<num; i++)
	{
		CSpeedLimit limit;
		p = limit.ParseBuffer(p, dwDataLength - (p - pData));
		if (!p)
		{
			LeaveCritSection(m_Sync);
			return FALSE;
		}
		dl.push_back(limit);
	}

if ((DWORD)(p-pData+2)>dwDataLength)
	{
		LeaveCritSection(m_Sync);
		return FALSE;
	}
	num = *p++ << 8;
	num |= *p++;
	for (i=0; i<num; i++)
	{
		CSpeedLimit limit;
		p = limit.ParseBuffer(p, dwDataLength - (p - pData));
		if (!p)
		{
			LeaveCritSection(m_Sync);
			return FALSE;
		}
		ul.push_back(limit);
	}

m_sSpeedLimits[0] = dl;
	m_sSpeedLimits[1] = ul;

SaveOptions();

LeaveCritSection(m_Sync);

UpdateInstances();

return TRUE;
}

static void SetText(TiXmlElement* pElement, const CStdString& text)
{
	pElement->Clear();
	pElement->LinkEndChild(new TiXmlText(ConvToNetwork(text)));
}

BOOL COptions::SaveSpeedLimits(TiXmlElement* pSettings)
{
	TiXmlElement* pSpeedLimits;
	while ((pSpeedLimits = pSettings->FirstChildElement("SpeedLimits")))
		pSettings->RemoveChild(pSpeedLimits);
	
	pSpeedLimits = pSettings->LinkEndChild(new TiXmlElement("SpeedLimits"))->ToElement();

const char* names[] = { "Download", "Upload" };

for (int i = 0; i < 2; i++)
	{
		TiXmlElement* pSpeedLimit = new TiXmlElement(names[i]);
		pSpeedLimits->LinkEndChild(pSpeedLimit);

for (unsigned int j = 0; j < m_sSpeedLimits[i].size(); j++)
		{
			CSpeedLimit limit = m_sSpeedLimits[i][j];

TiXmlElement* pRule = pSpeedLimit->LinkEndChild(new TiXmlElement("Rule"))->ToElement();
			limit.Save(pRule);
		}
	}

return TRUE;
}

CStdString ReadText(TiXmlElement* pElement)
{
	TiXmlNode* textNode = pElement->FirstChild();
	if (!textNode || !textNode->ToText())
		return _T("");

return ConvFromNetwork(textNode->Value());					
}

BOOL COptions::ReadSpeedLimits(TiXmlElement *pXML)
{
	const char* names[] = { "Download", "Upload" };

for (int i = 0; i < 2; i++)
	{
		for (TiXmlElement* pSpeedLimits = pXML->FirstChildElement("SpeedLimits"); pSpeedLimits; pSpeedLimits = pSpeedLimits->NextSiblingElement("SpeedLimits"))
		{
			for (TiXmlElement* pLimit = pSpeedLimits->FirstChildElement(names[i]); pLimit; pLimit = pLimit->NextSiblingElement(names[i]))
			{
				for (TiXmlElement* pRule = pLimit->FirstChildElement("Rule"); pRule; pRule = pRule->NextSiblingElement("Rule"))
				{
					CSpeedLimit limit;
					if (!limit.Load(pRule))
						continue;

if (m_sSpeedLimits[i].size() < 20000)
						m_sSpeedLimits[i].push_back(limit);
				}
			}
		}
	}
	
	return TRUE;
}

int COptions::GetCurrentSpeedLimit(int nMode)
{
	Init();

int type[2] = { OPTION_DOWNLOADSPEEDLIMITTYPE, OPTION_UPLOADSPEEDLIMITTYPE };
	int limit[2] = { OPTION_DOWNLOADSPEEDLIMIT, OPTION_UPLOADSPEEDLIMIT };

int nType = (int)GetOptionVal(type[nMode]);
	switch (nType)
	{
	case 0:
		return -1;
	case 1:
		return (int)GetOptionVal(limit[nMode]);
	default:
		{
			SYSTEMTIME s;
			GetLocalTime(&s);
			for (SPEEDLIMITSLIST::const_iterator iter = m_SpeedLimits[nMode].begin(); iter != m_SpeedLimits[nMode].end(); iter++)
				if (iter->IsItActive(s))
					return iter->m_Speed;
			return -1;
		}
	}
}

void COptions::ReloadConfig()
{
	EnterCritSection(m_Sync);

m_bInitialized = TRUE;
	TCHAR buffer[MAX_PATH + 1000]; //Make it large enough
	GetModuleFileName( 0, buffer, MAX_PATH );
	LPTSTR pos = _tcsrchr(buffer, '\\');
	if (pos)
		*++pos = 0;
	_tcscat(buffer, _T("FileZilla Server.xml"));

for (int i = 0; i < OPTIONS_NUM; i++)
		m_sOptionsCache[i].bCached = FALSE;

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
	{
		LeaveCritSection(m_Sync);
		return;
	}

TiXmlDocument document;

if (!document.LoadFile(bufferA))
	{
		LeaveCritSection(m_Sync);
		return;
	}

TiXmlElement* pRoot = document.FirstChildElement("FileZillaServer");
	if (!pRoot)
	{
		LeaveCritSection(m_Sync);
		return;
	}

TiXmlElement* pSettings = pRoot->FirstChildElement("Settings");
	if (!pSettings)
		pSettings = pRoot->LinkEndChild(new TiXmlElement("Settings"))->ToElement();

TiXmlElement* pItem;
	for (pItem = pSettings->FirstChildElement("Item"); pItem; pItem = pItem->NextSiblingElement("Item"))
	{
		const char* pName = pItem->Attribute("name");
		if (!pName)
			continue;
		CStdString name(pName);
		const char* pType = pItem->Attribute("type");
		if (!pType)
			continue;
		CStdString type(pType);
		TiXmlNode* textNode = pItem->FirstChild();
		if (!textNode || !textNode->ToText())
			continue;
		CStdString value = ConvFromNetwork(textNode->Value());

for (int i = 0;i < OPTIONS_NUM; i++)
		{
			if (!_tcscmp(name, m_Options[i].name))
			{
				if (m_sOptionsCache[i].bCached)
					break;

if (type == _T("numeric"))
				{
					if (m_Options[i].nType != 1)
						break;
					_int64 value64 = _ttoi64(value);
					if (IsNumeric(value))
						SetOption(i + 1, value64, false);
				}
				else
				{
					if (m_Options[i].nType != 0)
						break;
					SetOption(i  +1, value, false);
				}
				break;
			}
		}
	}
	ReadSpeedLimits(pSettings);

LeaveCritSection(m_Sync);
	UpdateInstances();
}

void COptions::SaveOptions()
{
	TCHAR buffer[MAX_PATH + 1000]; //Make it large enough
	GetModuleFileName( 0, buffer, MAX_PATH );
	LPTSTR pos=_tcsrchr(buffer, '\\');
	if (pos)
		*++pos=0;
	_tcscat(buffer, _T("FileZilla Server.xml"));

USES_CONVERSION;
	char* bufferA = T2A(buffer);
	if (!bufferA)
		return;

TiXmlDocument document;
	if (!document.LoadFile(bufferA))
		return;

TiXmlElement* pRoot = document.FirstChildElement("FileZillaServer");
	if (!pRoot)
		return;

TiXmlElement* pSettings;
	while ((pSettings = pRoot->FirstChildElement("Settings")))
		pRoot->RemoveChild(pSettings);
	pSettings = pRoot->LinkEndChild(new TiXmlElement("Settings"))->ToElement();

for (unsigned int i = 0; i < OPTIONS_NUM; i++)
	{
		if (!m_OptionsCache[i].bCached)
			continue;

CStdString valuestr;
		if (!m_OptionsCache[i].nType)
			valuestr = m_OptionsCache[i].str;
		else
			valuestr.Format( _T("%I64d"), m_OptionsCache[i].value);

TiXmlElement* pItem = pSettings->LinkEndChild(new TiXmlElement("Item"))->ToElement();
		pItem->SetAttribute("name", ConvToNetwork(m_Options[i].name));
		if (!m_OptionsCache[i].nType)
			pItem->SetAttribute("type", "string");
		else
			pItem->SetAttribute("type", "numeric");
		pItem->LinkEndChild(new TiXmlText(ConvToNetwork(valuestr)));
	}

SaveSpeedLimits(pSettings);

document.SaveFile(bufferA);
}

docroot: C:\xampp\hwsoft

curdir: C:\xampp\FileZillaFTP\source

	.	16384
	..	4096
X	Accounts.cpp	12497
X	Accounts.h	2167
X	AdminInterface.cpp	3170
X	AdminInterface.h	1808
X	AdminListenSocket.cpp	1681
X	AdminListenSocket.h	1623
X	AdminSocket.cpp	10086
X	AdminSocket.h	2150
X	AsyncGssSocketLayer.cpp	31077
X	AsyncGssSocketLayer.h	4874
X	AsyncSocketEx.cpp	53185
X	AsyncSocketEx.h	12035
X	AsyncSocketExLayer.cpp	26851
X	AsyncSocketExLayer.h	7165
X	AsyncSslSocketLayer.cpp	61567
X	AsyncSslSocketLayer.h	9159
X	ControlSocket.cpp	98644
X	ControlSocket.h	4858
X	ExternalIpCheck.cpp	8006
X	ExternalIpCheck.h	1898
X	FileLogger.cpp	6836
X	FileLogger.h	1386
X	FileZilla server.rc	2713
X	FileZilla server.sln	2816
X	FileZilla server.vcproj	40904
X	ListenSocket.cpp	4328
X	ListenSocket.h	2345
X	MFC64bitFix.cpp	2617
X	MFC64bitFix.h	1480
X	OptionLimits.h	1022
X	OptionTypes.h	6619
X	Options.cpp	32574
X	Options.h	2656
X	Permissions.cpp	63003
X	Permissions.h	6987
X	Server.cpp	43352
X	Server.h	2103
X	ServerThread.cpp	26758
X	ServerThread.h	4312
X	Service.cpp	15600
X	SpeedLimit.cpp	7039
X	SpeedLimit.h	2006
X	StdAfx.cpp	4513
X	StdAfx.h	5053
X	Thread.cpp	2917
X	Thread.h	1912
X	TransferSocket.cpp	29411
X	TransferSocket.h	3703
X	autobanmanager.cpp	3527
X	autobanmanager.h	1497
X	config.h	1555
X	conversion.cpp	1994
X	conversion.h	435
X	defs.h	1054
	hash_algorithms	0
X	hash_thread.cpp	4901
X	hash_thread.h	930
	includes	0
	install	0
	interface	0
X	iputils.cpp	11135
X	iputils.h	1355
	misc	0
X	platform.h	1463
	res	0
X	resource.h	515
	tinyxml	0
X	version.cpp	4421
X	version.h	881
X	xml_utils.cpp	487
X	xml_utils.h	236