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#pragma once
#include <osmocom/core/linuxlist.h>
#include <osmocom/core/msgb.h>
#include <osmocom/abis/ipa.h>
#include <osmocom/abis/ipaccess.h>
#include <osmocom/gsm/gsup.h>
struct osmo_gsup_conn;
/* Expects message in msg->l2h */
typedef int (*osmo_gsup_read_cb_t)(struct osmo_gsup_conn *conn, struct msgb *msg);
struct osmo_gsup_server {
/* list of osmo_gsup_conn */
struct llist_head clients;
/* lu_operations list */
struct llist_head *luop;
struct ipa_server_link *link;
osmo_gsup_read_cb_t read_cb;
struct llist_head routes;
};
/* a single connection to a given client (SGSN, MSC) */
struct osmo_gsup_conn {
struct llist_head list;
struct osmo_gsup_server *server;
struct ipa_server_conn *conn;
//struct oap_state oap_state;
struct tlv_parsed ccm;
unsigned int auc_3g_ind; /*!< IND index used for UMTS AKA SQN */
/* Set when Location Update is received: */
bool supports_cs; /* client supports OSMO_GSUP_CN_DOMAIN_CS */
bool supports_ps; /* client supports OSMO_GSUP_CN_DOMAIN_PS */
};
int osmo_gsup_conn_send(struct osmo_gsup_conn *conn, struct msgb *msg);
int osmo_gsup_conn_ccm_get(const struct osmo_gsup_conn *clnt, uint8_t **addr,
uint8_t tag);
struct osmo_gsup_server *osmo_gsup_server_create(void *ctx,
const char *ip_addr,
uint16_t tcp_port,
osmo_gsup_read_cb_t read_cb,
struct llist_head *lu_op_lst);
void osmo_gsup_server_destroy(struct osmo_gsup_server *gsups);
int osmo_gsup_configure_wildcard_apn(struct osmo_gsup_message *gsup,
uint8_t *apn_buf, size_t apn_buf_size);
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