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/*
* Copyright (C) 2019-2022 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 AUSF_CONTEXT_H
#define AUSF_CONTEXT_H
#include "ogs-app.h"
#include "ogs-crypt.h"
#include "ogs-sbi.h"
#include "ausf-sm.h"
#ifdef __cplusplus
extern "C" {
#endif
extern int __ausf_log_domain;
#undef OGS_LOG_DOMAIN
#define OGS_LOG_DOMAIN __ausf_log_domain
typedef struct ausf_context_s {
ogs_list_t ausf_ue_list;
ogs_hash_t *suci_hash;
ogs_hash_t *supi_hash;
} ausf_context_t;
struct ausf_ue_s {
ogs_sbi_object_t sbi;
ogs_pool_id_t id;
ogs_fsm_t sm;
char *ctx_id;
char *suci;
char *supi;
char *serving_network_name;
OpenAPI_auth_type_e auth_type;
#define AUTH_EVENT_CLEAR(__aUSF) \
do { \
ogs_assert((__aUSF)); \
if ((__aUSF)->auth_event.resource_uri) \
ogs_free((__aUSF)->auth_event.resource_uri); \
(__aUSF)->auth_event.resource_uri = NULL; \
} while(0)
#define AUTH_EVENT_STORE(__aUSF, __rESOURCE_URI) \
do { \
ogs_assert((__aUSF)); \
ogs_assert((__rESOURCE_URI)); \
AUTH_EVENT_CLEAR(__aUSF); \
(__aUSF)->auth_event.resource_uri = ogs_strdup(__rESOURCE_URI); \
ogs_assert((__aUSF)->auth_event.resource_uri); \
} while(0)
struct {
char *resource_uri;
ogs_sbi_client_t *client;
} auth_event;
OpenAPI_auth_result_e auth_result;
uint8_t rand[OGS_RAND_LEN];
uint8_t xres_star[OGS_MAX_RES_LEN];
uint8_t hxres_star[OGS_MAX_RES_LEN];
uint8_t kausf[OGS_SHA256_DIGEST_SIZE];
uint8_t kseaf[OGS_SHA256_DIGEST_SIZE];
};
void ausf_context_init(void);
void ausf_context_final(void);
ausf_context_t *ausf_self(void);
int ausf_context_parse_config(void);
ausf_ue_t *ausf_ue_add(char *suci);
void ausf_ue_remove(ausf_ue_t *ausf_ue);
void ausf_ue_remove_all(void);
ausf_ue_t *ausf_ue_find_by_suci(char *suci);
ausf_ue_t *ausf_ue_find_by_supi(char *supi);
ausf_ue_t *ausf_ue_find_by_suci_or_supi(char *suci_or_supi);
ausf_ue_t *ausf_ue_find_by_ctx_id(char *ctx_id);
ausf_ue_t *ausf_ue_find_by_id(ogs_pool_id_t id);
int get_ue_load(void);
#ifdef __cplusplus
}
#endif
#endif /* AUSF_CONTEXT_H */
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