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#pragma once
#include <osmocom/core/fsm.h>
#include <osmocom/sgsn/gprs_sgsn.h>
/* 3GPP TS 24.008 § 4.1.3.3 GMM mobility management states on the network side */
enum gmm_fsm_states {
ST_GMM_DEREGISTERED, /* 4.1.3.3.1.1 */
ST_GMM_COMMON_PROC_INIT, /* 4.1.3.3.1.2 */
ST_GMM_REGISTERED_NORMAL, /* 4.1.3.3.2.1 */
ST_GMM_REGISTERED_SUSPENDED, /* 4.1.3.3.2.2 */
ST_GMM_DEREGISTERED_INIT, /* 4.1.3.3.1.4 */
};
enum gmm_fsm_events {
E_GMM_COMMON_PROC_INIT_REQ,
/* E_GMM_COMMON_PROC_FAILED, NOT USED */
/* E_GMM_LOWER_LAYER_FAILED, NOT USED */
E_GMM_COMMON_PROC_SUCCESS,
E_GMM_ATTACH_SUCCESS,
/* E_GMM_NET_INIT_DETACH_REQ, NOT USED */
/* E_GMM_MS_INIT_DETACH_REQ, NOT USED */
/* E_GMM_DETACH_ACCEPTED, */
E_GMM_SUSPEND,
E_GMM_RESUME,
E_GMM_CLEANUP,
E_GMM_RAT_CHANGE,
};
struct gmm_rat_change_data {
enum sgsn_ran_type new_ran_type;
struct gprs_llc_llme *llme;
};
static inline bool gmm_fsm_is_registered(struct osmo_fsm_inst *fi)
{
return fi->state == ST_GMM_REGISTERED_NORMAL ||
fi->state == ST_GMM_REGISTERED_SUSPENDED;
}
extern struct osmo_fsm gmm_fsm;
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