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// FileZilla Server - a Windows ftp server
// Copyright (C) 2002-2004 - Tim Kosse <tim.kosse@gmx.de>
// 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.
// Permissions.h: Schnittstelle für die Klasse CPermissions.
//
//////////////////////////////////////////////////////////////////////
#if !defined(AFX_PERMISSIONS_H__33DEA50E_AA34_4190_9ACD_355BF3D72FE0__INCLUDED_)
#define AFX_PERMISSIONS_H__33DEA50E_AA34_4190_9ACD_355BF3D72FE0__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "Accounts.h"
#define FOP_READ 0x01
#define FOP_WRITE 0x02
#define FOP_DELETE 0x04
#define FOP_APPEND 0x08
#define FOP_CREATENEW 0x10
#define DOP_DELETE 0x20
#define DOP_CREATE 0x40
#define FOP_LIST 0x80
#define PERMISSION_DENIED 0x01
#define PERMISSION_NOTFOUND 0x02
#define PERMISSION_DIRNOTFILE (0x04 | PERMISSION_DOESALREADYEXIST)
#define PERMISSION_FILENOTDIR (0x08 | PERMISSION_DOESALREADYEXIST)
#define PERMISSION_DOESALREADYEXIST 0x10
#define PERMISSION_INVALIDNAME 0x20
class TiXmlElement;
class CPermissionsHelperWindow;
class COptions;
class CUser : public t_user
{
public:
CStdString homedir;
// Replace :u and :g (if a group it exists)
void DoReplacements(CStdString& path) const;
/*
* t_alias is used in the alias maps.
* See implementation of PrepareAliasMap for a detailed
* description
*/
struct t_alias
{
CStdString targetFolder;
CStdString name;
};
void PrepareAliasMap();
// GetAliasTarget returns the target of the alias with the specified
// path and name or returns an empty string if the alias can't be found.
CStdString GetAliasTarget(const CStdString& path, const CStdString& virtualPath, const CStdString& name) const;
std::multimap<CStdString, t_alias> aliasMap;
std::map<CStdString, CStdString> virtualAliases;
std::multimap<CStdString, CStdString> virtualAliasNames;
};
struct t_dirlisting
{
char buffer[8192];
unsigned int len;
t_dirlisting *pNext;
};
enum _facts {
fact_type,
fact_size,
fact_modify,
fact_perm
};
class CPermissions
{
public:
CPermissions();
virtual ~CPermissions();
protected:
/*
* CanonifyPath takes the current and the new server dir as parameter,
* concats the paths if neccessary and canonifies the dir:
* - remove dot-segments
* - convert backslashes into slashes
* - remove double slashes
*/
CStdString CanonifyServerDir(CStdString currentDir, CStdString newDir) const;
public:
// Change current directory to the specified directory. Used by CWD and CDUP
int ChangeCurrentDir(LPCTSTR username, CStdString& currentdir, CStdString &dir);
// Retrieve a directory listing. Pass the actual formatting function as last parameter.
int GetDirectoryListing(LPCTSTR username, CStdString currentDir, CStdString dirToDisplay,
t_dirlisting *&pResult, CStdString& physicalDir,
CStdString& logicalDir,
void (*addFunc)(t_dirlisting *&pResult, bool isDir, const char* name, const t_directory& directory, __int64 size, FILETIME* pTime, const char* dirToDisplay, bool *enabledFacts),
bool useUTF8, bool *enabledFacts = 0);
char* ConvertFilename(const CStdString& filename, bool useUTF8);
// Full direcoty listing with all details. Used by LIST command
static void AddLongListingEntry(t_dirlisting *&pResult, bool isDir, const char* name, const t_directory& directory, __int64 size, FILETIME* pTime, const char* dirToDisplay, bool *);
// Directory listing with just the filenames. Used by NLST command
static void AddShortListingEntry(t_dirlisting *&pResult, bool isDir, const char* name, const t_directory& directory, __int64 size, FILETIME* pTime, const char* dirToDisplay, bool *);
// Directory listing format used by MLSD
static void AddFactsListingEntry(t_dirlisting *&pResult, bool isDir, const char* name, const t_directory& directory, __int64 size, FILETIME* pTime, const char* dirToDisplay, bool *enabledFacts);
CStdString GetHomeDir(LPCTSTR username, bool physicalPath = false) const;
CStdString GetHomeDir(const CUser &user, bool physicalPath = false) const;
int CheckDirectoryPermissions(LPCTSTR username, CStdString dirname, CStdString currentdir, int op, CStdString &physicalDir, CStdString &logicalDir);
int CheckFilePermissions(LPCTSTR username, CStdString filename, CStdString currentdir, int op, CStdString &physicalDir, CStdString &logicalDir);
BOOL GetUser(CStdString username, CUser &userdata) const;
BOOL CheckUserLogin(LPCTSTR username, LPCTSTR pass, CUser &userdata, BOOL noPasswordCheck = FALSE);
BOOL GetAsCommand(char **pBuffer, DWORD *nBufferLength);
BOOL ParseUsersCommand(unsigned char *pData, DWORD dwDataLength);
void AutoCreateDirs(LPCTSTR username);
void ReloadConfig();
int GetFact(LPCTSTR username, CStdString currentDir, CStdString file, CStdString& fact, CStdString& logicalName, bool enabledFacts[3]);
static void DestroyDirlisting(struct t_dirlisting* pListing);
protected:
bool Init();
void UpdateInstances();
void ReadSettings();
void ReadPermissions(TiXmlElement *pXML, t_group &user, BOOL &bGotHome);
void SavePermissions(TiXmlElement *pXML, const t_group &user);
void ReadSpeedLimits(TiXmlElement *pXML, t_group &group);
void SaveSpeedLimits(TiXmlElement *pXML, const t_group &group);
void ReadIpFilter(TiXmlElement *pXML, t_group &group);
void SaveIpFilter(TiXmlElement *pXML, const t_group &group);
void SetKey(TiXmlElement *pXML, LPCTSTR name, LPCTSTR value);
void SetKey(TiXmlElement *pXML, LPCTSTR name, int value);
int GetRealDirectory(CStdString directory, const CUser &user, t_directory &ret, BOOL &truematch);
static CCriticalSectionWrapper m_sync;
bool WildcardMatch(CStdString string, CStdString pattern) const;
typedef std::vector<CUser> t_UsersList;
typedef std::vector<t_group> t_GroupsList;
static t_UsersList m_sUsersList;
static t_GroupsList m_sGroupsList;
t_UsersList m_UsersList;
t_GroupsList m_GroupsList;
static std::list<CPermissions *> m_sInstanceList;
CPermissionsHelperWindow *m_pPermissionsHelperWindow;
friend CPermissionsHelperWindow;
};
#endif // !defined(AFX_PERMISSIONS_H__33DEA50E_AA34_4190_9ACD_355BF3D72FE0__INCLUDED_)
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