//
//  File:   hzUnixacc.h
//
//  Legal Notice: This file is part of the HadronZoo C++ Class Library.
//
//  Copyright 2025 HadronZoo Project (http://www.hadronzoo.com)
//
//  The HadronZoo C++ Class Library is free software: You can redistribute it, and/or modify it under the terms of the GNU Lesser General Public License, as published by the Free
//  Software Foundation, either version 3 of the License, or any later version.
//
//  The HadronZoo C++ Class Library 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 Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public License along with the HadronZoo C++ Class Library. If not, see http://www.gnu.org/licenses.
//

#ifndef hzUnixacc_h
#define hzUnixacc_h

#include "hzString.h"
#include "hzTmplMapS.h"

class   hzUserinfo
{
    //  Category:   System
    //
    //  Information about a UNIX user account

    uid_t       m_nUserID ;         //  Numeric user ID.
    gid_t       m_nGroupID ;        //  Numeric groupd ID.
    time_t      m_nPwUpdate ;       //  Last Password change time.  
    time_t      m_nExpires ;        //  Account expiration time.  
    hzString    m_Username ;        //  System user's username
    hzString    m_Password ;        //  User's encrypted password.  
    hzString    m_Class ;           //  User's class or type (not implimented yet)
    hzString    m_Geninfo ;         //  General information about the user.  
    hzString    m_Homedir ;         //  User's home directory.
    hzString    m_Shell ;           //  Path of UNIX shell program.

public:
    hzUserinfo  (void)
    {
        m_nUserID = 0 ;
        m_nGroupID = 0 ;
        m_nPwUpdate = 0 ;
        m_nExpires = 0 ;
    }

    ~hzUserinfo (void)
    {
    }

    //  Get functions

    const char* GetUsername (void)  { return *m_Username ; }
    const char* GetPassword (void)  { return *m_Password ; }
    const char* GetClass    (void)  { return *m_Class ; }
    const char* GetGeninfo  (void)  { return *m_Geninfo ; }
    const char* GetHomedir  (void)  { return *m_Homedir ; }
    const char* GetShell    (void)  { return *m_Shell ; }
    uid_t       GetUserID   (void)  { return m_nUserID ; }
    gid_t       GetGroupID  (void)  { return m_nGroupID ; }
    time_t      GetPwUpdate (void)  { return m_nPwUpdate ; }
    time_t      GetExpires  (void)  { return m_nExpires ; }

    //  Static functions

    static  hzEcode     Load    (void) ;
    static  hzUserinfo* Locate  (hzString& Username) ;
    static  hzUserinfo* Locate  (uid_t nUserID) ;
} ;

/*
**  Group info class
*/

class   hzGroupinfo
{
    //  Category:   System
    //
    //  Information about a group of UNIX users

    gid_t       m_nGroupID ;        //  Numeric groupd ID.
    hzString    m_Groupname ;       //  System user's username

public:
    hzGroupinfo (void)
    {
        m_nGroupID = 0 ;
    }

    ~hzGroupinfo    (void)
    {
    }

    //  Get functions

    const char* GetGroupname    (void)  { return *m_Groupname ; }
    gid_t       GetGroupID      (void)  { return m_nGroupID ; }

    //  Static functions

    static  hzEcode         Load    (void) ;
    static  hzGroupinfo*    Locate  (hzString& Groupname) ;
    static  hzGroupinfo*    Locate  (gid_t nGroupID) ;
} ;

extern  hzMapS<hzString,hzUserinfo*>   _hzGlobal_Userlist ;        //  All UNIX Users
extern  hzMapS<hzString,hzGroupinfo*>  _hzGlobal_Grouplist ;       //  All UNIX User groups

hzEcode     ListProcesses   (hzMapS<uint32_t,hzProginfo*>& procs) ;

#endif  //  hzUnixacc_h