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/* Routines for the MSC handling */
#ifndef OSMO_MSC_H
#define OSMO_MSC_H
#include <osmocom/core/fsm.h>
#include <openbsc/gsm_data.h>
#include "bsc_api.h"
#define MSC_HLR_REMOTE_IP_DEFAULT "127.0.0.1"
#define MSC_HLR_REMOTE_PORT_DEFAULT 2222
enum subscr_conn_fsm_event {
/* Mark 0 as invalid to catch uninitialized vars */
SUBSCR_CONN_E_INVALID = 0,
/* Timeout on connection establishment starts */
SUBSCR_CONN_E_START,
/* LU or Process Access FSM has determined that this conn is good */
SUBSCR_CONN_E_ACCEPTED,
/* received first reply from MS in "real" CC, SMS, USSD communication */
SUBSCR_CONN_E_COMMUNICATING,
/* Some async action has completed, check again whether all is done */
SUBSCR_CONN_E_BUMP,
/* MS/BTS/BSC originated close request */
SUBSCR_CONN_E_MO_CLOSE,
/* MSC originated close request, e.g. failed authentication */
SUBSCR_CONN_E_CN_CLOSE,
};
enum subscr_conn_fsm_state {
SUBSCR_CONN_S_INIT,
SUBSCR_CONN_S_NEW,
SUBSCR_CONN_S_ACCEPTED,
SUBSCR_CONN_S_COMMUNICATING,
SUBSCR_CONN_S_RELEASED,
};
enum subscr_conn_from {
SUBSCR_CONN_FROM_INVALID,
SUBSCR_CONN_FROM_LU,
SUBSCR_CONN_FROM_CM_SERVICE_REQ,
SUBSCR_CONN_FROM_PAGING_RESP,
};
extern const struct value_string subscr_conn_from_names[];
static inline const char *subscr_conn_from_name(enum subscr_conn_from val)
{
return get_value_string(subscr_conn_from_names, val);
}
enum msc_compl_l3_rc {
MSC_CONN_ACCEPT = 0,
MSC_CONN_REJECT = 1,
};
void msc_subscr_conn_init(void);
struct bsc_api *msc_bsc_api();
#define subscr_con_get(conn) _subscr_con_get(conn, __BASE_FILE__, __LINE__)
struct gsm_subscriber_connection *
_subscr_con_get(struct gsm_subscriber_connection *conn,
const char *file, int line);
#define subscr_con_put(conn) _subscr_con_put(conn, __BASE_FILE__, __LINE__)
void _subscr_con_put(struct gsm_subscriber_connection *conn, const char *file,
int line);
int msc_create_conn_fsm(struct gsm_subscriber_connection *conn, const char *id);
int msc_vlr_alloc(struct gsm_network *net);
int msc_vlr_start(struct gsm_network *net);
enum msc_compl_l3_rc msc_compl_l3(struct gsm_subscriber_connection *conn,
struct msgb *msg, uint16_t chosen_channel);
void msc_close_connection(struct gsm_subscriber_connection *conn);
bool msc_subscr_conn_is_accepted(struct gsm_subscriber_connection *conn);
void msc_subscr_conn_communicating(struct gsm_subscriber_connection *conn);
void msc_release_anchor(struct gsm_subscriber_connection *conn);
#endif
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