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/**
* This file is part of Hercules.
* http://herc.ws - http://github.com/HerculesWS/Hercules
*
* Copyright (C) 2012-2016 Hercules Dev Team
* Copyright (C) Athena Dev Teams
*
* Hercules 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef LOGIN_LOGIN_H
#define LOGIN_LOGIN_H
#include "common/hercules.h"
#include "common/core.h" // CORE_ST_LAST
#include "common/db.h"
#include "common/mmo.h" // NAME_LENGTH,SEX_*
/** @file
* Login interface.
*/
struct mmo_account;
struct AccountDB;
struct config_t;
struct config_setting_t;
enum E_LOGINSERVER_ST
{
LOGINSERVER_ST_RUNNING = CORE_ST_LAST,
LOGINSERVER_ST_SHUTDOWN,
LOGINSERVER_ST_LAST
};
enum password_enc {
PWENC_NONE = 0x0, ///< No encryption
PWENC_ENCRYPT = 0x1, ///< passwordencrypt
PWENC_ENCRYPT2 = 0x2, ///< passwordencrypt2
PWENC_BOTH = PWENC_ENCRYPT|PWENC_ENCRYPT2, ///< both the above
};
#define PASSWORDENC PWENC_BOTH
#define PASSWD_LEN (32+1) // 23+1 for plaintext, 32+1 for md5-ed passwords
struct login_session_data {
int account_id;
int login_id1;
int login_id2;
char sex;// 'F','M','S'
char userid[NAME_LENGTH];
char passwd[PASSWD_LEN];
int passwdenc;
char md5key[20];
uint16 md5keylen;
char lastlogin[24];
uint8 group_id;
uint8 clienttype;
uint32 version;
uint8 client_hash[16];
int has_client_hash;
int fd;
time_t expiration_time;
};
struct mmo_char_server {
char name[20];
int fd;
uint32 ip;
uint16 port;
uint16 users; ///< user count on this server
uint16 type; ///< 0=normal, 1=maintenance, 2=over 18, 3=paying, 4=P2P (@see e_char_server_type in mmo.h)
uint16 new_; ///< should display as 'new'?
};
struct client_hash_node {
int group_id;
uint8 hash[16];
struct client_hash_node *next;
};
struct Login_Config {
uint32 login_ip; ///< the address to bind to
uint16 login_port; ///< the port to bind to
uint32 ipban_cleanup_interval; ///< interval (in seconds) to clean up expired IP bans
uint32 ip_sync_interval; ///< interval (in minutes) to execute a DNS/IP update (for dynamic IPs)
bool log_login; ///< whether to log login server actions or not
char date_format[32]; ///< date format used in messages
bool new_account_flag,new_acc_length_limit; ///< auto-registration via _M/_F ? / if yes minimum length is 4?
int start_limited_time; ///< new account expiration time (-1: unlimited)
bool use_md5_passwds; ///< work with password hashes instead of plaintext passwords?
int group_id_to_connect; ///< required group id to connect
int min_group_id_to_connect; ///< minimum group id to connect
bool check_client_version; ///< check the clientversion set in the clientinfo ?
uint32 client_version_to_connect; ///< the client version needed to connect (if checking is enabled)
int allowed_regs; ///< account registration flood protection [Kevin]
int time_allowed; ///< time in seconds
bool ipban; ///< perform IP blocking (via contents of `ipbanlist`) ?
bool dynamic_pass_failure_ban; ///< automatic IP blocking due to failed login attemps ?
uint32 dynamic_pass_failure_ban_interval; ///< how far to scan the loginlog for password failures
uint32 dynamic_pass_failure_ban_limit; ///< number of failures needed to trigger the ipban
uint32 dynamic_pass_failure_ban_duration; ///< duration of the ipban
bool use_dnsbl; ///< dns blacklist blocking ?
VECTOR_DECL(char *) dnsbl_servers; ///< dnsbl servers
bool send_user_count_description;
uint32 users_low;
uint32 users_medium;
uint32 users_high;
bool client_hash_check; ///< flags for checking client md5
// TODO: VECTOR candidate
struct client_hash_node *client_hash_nodes; ///< linked list containg md5 hash for each gm group
};
struct login_auth_node {
int account_id;
uint32 login_id1;
uint32 login_id2;
uint32 ip;
char sex;
uint32 version;
uint8 clienttype;
int group_id;
time_t expiration_time;
};
//-----------------------------------------------------
// Online User Database [Wizputer]
//-----------------------------------------------------
struct online_login_data {
int account_id;
int waiting_disconnect;
int char_server;
};
#define sex_num2str(num) ( ((num) == SEX_FEMALE) ? 'F' : ((num) == SEX_MALE) ? 'M' : 'S' )
#define sex_str2num(str) ( ((str) == 'F') ? SEX_FEMALE : ((str) == 'M') ? SEX_MALE : SEX_SERVER )
#define MAX_SERVERS 30
/**
* Login.c Interface
**/
struct login_interface {
struct DBMap *auth_db;
struct DBMap *online_db;
int fd;
struct Login_Config *config;
struct AccountDB* accounts;
int (*mmo_auth) (struct login_session_data* sd, bool isServer);
int (*mmo_auth_new) (const char* userid, const char* pass, const char sex, const char* last_ip);
int (*waiting_disconnect_timer) (int tid, int64 tick, int id, intptr_t data);
struct DBData (*create_online_user) (union DBKey key, va_list args);
struct online_login_data* (*add_online_user) (int char_server, int account_id);
void (*remove_online_user) (int account_id);
int (*online_db_setoffline) (union DBKey key, struct DBData *data, va_list ap);
int (*online_data_cleanup_sub) (union DBKey key, struct DBData *data, va_list ap);
int (*online_data_cleanup) (int tid, int64 tick, int id, intptr_t data);
int (*sync_ip_addresses) (int tid, int64 tick, int id, intptr_t data);
bool (*check_encrypted) (const char* str1, const char* str2, const char* passwd);
bool (*check_password) (const char* md5key, int passwdenc, const char* passwd, const char* refpass);
uint32 (*lan_subnet_check) (uint32 ip);
void (*fromchar_accinfo) (int fd, int account_id, int u_fd, int u_aid, int u_group, int map_fd, struct mmo_account *acc);
void (*fromchar_account) (int fd, int account_id, struct mmo_account *acc);
void (*fromchar_account_update_other) (int account_id, unsigned int state);
void (*fromchar_auth_ack) (int fd, int account_id, uint32 login_id1, uint32 login_id2, uint8 sex, int request_id, struct login_auth_node* node);
void (*fromchar_ban) (int account_id, time_t timestamp);
void (*fromchar_change_sex_other) (int account_id, char sex);
void (*fromchar_pong) (int fd);
void (*fromchar_parse_auth) (int fd, int id, const char *ip);
void (*fromchar_parse_update_users) (int fd, int id);
void (*fromchar_parse_request_change_email) (int fd, int id, const char *ip);
void (*fromchar_parse_account_data) (int fd, int id, const char *ip);
void (*fromchar_parse_ping) (int fd);
void (*fromchar_parse_change_email) (int fd, int id, const char *ip);
void (*fromchar_parse_account_update) (int fd, int id, const char *ip);
void (*fromchar_parse_ban) (int fd, int id, const char *ip);
void (*fromchar_parse_change_sex) (int fd, int id, const char *ip);
void (*fromchar_parse_account_reg2) (int fd, int id, const char *ip);
void (*fromchar_parse_unban) (int fd, int id, const char *ip);
void (*fromchar_parse_account_online) (int fd, int id);
void (*fromchar_parse_account_offline) (int fd);
void (*fromchar_parse_online_accounts) (int fd, int id);
void (*fromchar_parse_request_account_reg2) (int fd);
void (*fromchar_parse_update_wan_ip) (int fd, int id);
void (*fromchar_parse_all_offline) (int fd, int id);
void (*fromchar_parse_change_pincode) (int fd);
bool (*fromchar_parse_wrong_pincode) (int fd);
void (*fromchar_parse_accinfo) (int fd);
int (*parse_fromchar) (int fd);
void (*kick) (struct login_session_data* sd);
void (*auth_ok) (struct login_session_data* sd);
void (*auth_failed) (struct login_session_data* sd, int result);
bool (*client_login) (int fd, struct login_session_data *sd);
bool (*client_login_otp) (int fd, struct login_session_data *sd);
void (*char_server_connection_status) (int fd, struct login_session_data* sd, uint8 status);
void (*parse_request_connection) (int fd, struct login_session_data* sd, const char *ip, uint32 ipl);
void (*config_set_defaults) (void);
bool (*config_read) (const char *filename, bool included);
bool (*config_read_inter) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_console) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_log) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_account) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_permission) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_permission_hash) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_permission_blacklist) (const char *filename, struct config_t *config, bool imported);
bool (*config_read_users) (const char *filename, struct config_t *config, bool imported);
void (*clear_dnsbl_servers) (void);
void (*config_set_dnsbl_servers) (struct config_setting_t *setting);
void (*clear_client_hash_nodes) (void);
void (*config_set_md5hash) (struct config_setting_t *setting);
uint16 (*convert_users_to_colors) (uint16 users);
char *LOGIN_CONF_NAME;
char *NET_CONF_NAME; ///< Network configuration filename
};
#ifdef HERCULES_CORE
extern struct mmo_char_server server[MAX_SERVERS];
void login_defaults(void);
#endif // HERCULES_CORE
HPShared struct login_interface *login;
#endif /* LOGIN_LOGIN_H */
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