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/*
* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
*
* This file is part of Open5GS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 <https://www.gnu.org/licenses/>.
*/
#ifndef HSS_CONTEXT_H
#define HSS_CONTEXT_H
#include "ogs-diameter-s6a.h"
#include "ogs-diameter-cx.h"
#include "ogs-diameter-swx.h"
#include "ogs-dbi.h"
#include "ogs-app.h"
#include "metrics.h"
#ifdef __cplusplus
extern "C" {
#endif
extern int __hss_log_domain;
#undef OGS_LOG_DOMAIN
#define OGS_LOG_DOMAIN __hss_log_domain
typedef struct _hss_context_t {
const char *diam_conf_path;/* HSS Diameter conf path */
ogs_diam_config_t *diam_config; /* HSS Diameter config */
const char *sms_over_ims; /* SMS over IMS */
int use_mongodb_change_stream;
ogs_thread_mutex_t db_lock;
ogs_thread_mutex_t cx_lock;
/* S6A Interface */
ogs_list_t imsi_list;
ogs_hash_t *imsi_hash; /* hash table (IMSI) */
/* CX Interface */
ogs_list_t impi_list;
ogs_hash_t *impi_hash; /* hash table (IMPI) */
ogs_hash_t *impu_hash; /* hash table (IMPU) */
} hss_context_t;
void hss_context_init(void);
void hss_context_final(void);
hss_context_t *hss_self(void);
int hss_context_parse_config(void);
int hss_db_auth_info(char *imsi_bcd, ogs_dbi_auth_info_t *auth_info);
int hss_db_update_sqn(char *imsi_bcd, uint8_t *rand, uint64_t sqn);
int hss_db_increment_sqn(char *imsi_bcd);
int hss_db_update_imeisv(char *imsi_bcd, char *imeisv);
int hss_db_update_mme(char *imsi_bcd, char *mme_host, char *mme_realm,
bool purge_flag);
int hss_db_subscription_data(
char *imsi_bcd, ogs_subscription_data_t *subscription_data);
int hss_db_msisdn_data(
char *imsi_or_msisdn_bcd, ogs_msisdn_data_t *msisdn_data);
int hss_db_ims_data(char *imsi_bcd, ogs_ims_data_t *ims_data);
void hss_cx_associate_identity(char *user_name, char *public_identity);
bool hss_cx_identity_is_associated(char *user_name, char *public_identity);
void hss_cx_set_imsi_bcd(char *user_name,
char *imsi_bcd, char *visited_network_identifier);
char *hss_cx_get_imsi_bcd(char *public_identity);
char *hss_cx_get_visited_network_identifier(char *public_identity);
char *hss_cx_get_user_name(char *public_identity);
char *hss_cx_get_server_name(char *public_identity);
void hss_cx_set_server_name(
char *public_identity, char *server_name, bool overwrite);
char *hss_cx_download_user_data(
char *user_name, char *visited_network_identifier,
ogs_ims_data_t *ims_data);
int hss_db_poll_change_stream(void);
int hss_handle_change_event(const bson_t *document);
#ifdef __cplusplus
}
#endif
#endif /* HSS_CONTEXT_H */
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