sccp_user.h

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#pragma once
#include <inttypes.h>
 
#include <osmocom/core/fsm.h>
#include <osmocom/core/prim.h>
#include <osmocom/core/linuxlist.h>
 
#include <osmocom/sigtran/sccp_sap.h>
 
struct osmo_sccp_instance;
enum sccp_refusal_cause;
enum osmo_sccp_originator;
 
struct osmo_sccp_user {
        struct llist_head list;
        struct osmo_sccp_instance *inst;
        char *name;
 
        uint16_t ssn;
        uint32_t pc;
 
        /* set if we are a server */
        struct llist_head links;
 
        /* user call-back function in case of incoming primitives */
        osmo_prim_cb prim_cb;
        void *priv;
 
        /* Application Server FSM Instance */
        struct osmo_fsm_inst *as_fi;
};
 
struct osmo_sccp_user *sccp_user_alloc(struct osmo_sccp_instance *inst, const char *name,
                                       osmo_prim_cb prim_cb, uint16_t ssn, uint32_t pc);
void sccp_user_free(struct osmo_sccp_user *scu);
 
int sccp_user_prim_up(struct osmo_sccp_user *scut, struct osmo_scu_prim *prim);
 
enum sccp_refusal_cause scu_rel_reason_to_sccp_refusal_cause(enum osmo_sccp_originator originator, uint32_t reason);
enum sccp_release_cause scu_rel_reason_to_sccp_release_cause(enum osmo_sccp_originator originator, uint32_t reason);
void sccp_refusal_cause_to_scu_rel_reason(enum osmo_sccp_originator *originator, uint32_t *reason, uint32_t sccp_cause);
void sccp_release_cause_to_scu_rel_reason(enum osmo_sccp_originator *originator, uint32_t *reason, uint32_t sccp_cause);
 
#define _LOGPSCU(scu, subsys, level, fmt, args ...) \
        _LOGPSCI((scu)->inst, subsys, level, "SCU(%s) " fmt, osmo_sccp_user_name(scu), ## args)
#define LOGPSCU(scu, level, fmt, args ...) \
        _LOGPSCU(scu, DLSCCP, level, fmt, ## args)