AuthServer/AuthServer.hpp

/*==================================================================*
*     ___ _           _           _          _       _                          *
*    / __(_)_ __ ___ | |__  _   _| |_      _(_)_ __ | |_ ___ _ __       *
*   / _\ | | '_ ` _ \| '_ \| | | | \ \ /\ / / | '_ \| __/ _ \ '__|      *
*  / /   | | | | | | | |_) | |_| | |\ V  V /| | | | | ||  __/ |         *
*  \/    |_|_| |_| |_|_.__/ \__,_|_| \_/\_/ |_|_| |_|\__\___|_|         *
*                                                                                                                                       *
* ------------------------------------------------------------------*
*                                                        Emulator                                       *
* ------------------------------------------------------------------*
*                     Licenced under GNU GPL v3                     *
* ----------------------------------------------------------------- *
*             Authentication Server Structures and Classes              *
* ==================================================================*/

#pragma once

#include <config_file.hpp>
#include <tcp_server.hpp>
#include <string>

#include <soci/soci.h>

#include <ragnarok.hpp>
#include "AccountDB.h"
#include <map>

using namespace std;

#define AUTH_TIMEOUT 30000

enum auth_type
{
        auth_raw,
        auth_md5,
        auth_token,
};

/*==============================================================*
* Structure: Authorization Server Data                                                  *
* Author: GreenBox                                              *
* Date: 08/12/11                                                                                                *
* Description: Structure responsible for basic account          * 
* informations.                                                 *
**==============================================================*/
struct AuthSessionData
{
        int account_id;
        long login_id1;
        long login_id2;
        char sex;// 'F','M','S'

        char username[NAME_LENGTH];
        char password[32+1];
        enum auth_type type;

        char md5key[20];
        unsigned short md5keylen;

        char lastlogin[24];
        unsigned char level;
        unsigned char clienttype;
        unsigned int version;

        bool gameguardChallenged;

        tcp_connection::pointer cl;
};


/*==============================================================*
* Structure: Character server connection data                                   *
* Author: GreenBox                                              *
* Date: 08/12/11                                                                                                *
* Description: Structure responsible for char-server            * 
* connection.                                                   *
**==============================================================*/
struct CharServerConnection
{
        int account_id;

        boost::asio::ip::address_v4 addr;
        unsigned short port;

        char name[20];
        tcp_connection::pointer cl;

        unsigned int users;
};

/*==============================================================*
* Structure: Authorization Node                                                                 *
* Author: GreenBox                                              *
* Date: 08/12/11                                                                                                *
* Description:                                                                                          * 
**==============================================================*/
struct AuthNode
{
        int login_id1;
        int login_id2;
        char sex;
};

/*==============================================================*
* Structure: Online Account Info                                                                *
* Author: GreenBox                                              *
* Date: 08/12/11                                                                                                *
* Description:                                                                                          * 
**==============================================================*/
struct OnlineAccount
{
        int char_server;
        int enter_charserver_timeout;
};

/*==============================================================*
* Class: Authorization Server Data                                                              *
* Author: GreenBox                                              *
* Date: 08/12/11                                                                                                *
* Description: Class responsible for general Auth-Server                * 
* informations.                                                 *
**==============================================================*/
class AuthServer
{
public:
        typedef std::map<int, struct OnlineAccount> online_account_db;
        typedef std::map<int, struct AuthNode> auth_node_db;
        typedef std::map<int, struct CharServerConnection> char_server_db;

        struct login_config
        {
                // Network
                string                  network_bindip;
                unsigned short  network_bindport;

                // Authentication Types/Settings
                bool auth_use_md5;
                //int OTP; [TODO]
        };

        static void run();
        static int parse_from_client(tcp_connection::pointer cl);
        static int parse_from_char(tcp_connection::pointer cl);

        // Auth
        static int authenticate(AuthSessionData *asd);
        static void send_auth_err(AuthSessionData *asd, int result);
        static void send_auth_ok(AuthSessionData *asd);

        static bool check_auth(const char *md5key, enum auth_type type, const char *passwd, const char *refpass);

        static void select_charserver_timeout(int timer, int accid);
        static void shutdown_account(int account_id);

        // Inter
        static void char_sendallwos(int cs, unsigned char *buf, size_t len);

        // Config
        static config_file *auth_config;

        static struct login_config config;

        // Network
        static tcp_server *server;

        // Database
        static soci::session *database;
        static AccountDB *accounts;

        // Interconnection
        static char_server_db servers;
        static auth_node_db auth_nodes;
        static online_account_db online_accounts;
private:
};