ss7_user.h

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#pragma once
 
#include <stdint.h>
#include <unistd.h>
#include <osmocom/core/prim.h>
#include <osmocom/sigtran/protocol/mtp.h>
#include <osmocom/sigtran/mtp_sap.h>
 
/***********************************************************************
 * SS7 User (MTP SAP)
 ***********************************************************************/
 
struct osmo_ss7_instance;
 
struct osmo_ss7_user {
        /* pointer back to SS7 instance */
        struct osmo_ss7_instance *inst;
        /* name of the user */
        const char *name;
        /* primitive call-back for incoming MTP primitives */
        osmo_prim_cb prim_cb;
        /* private data */
        void *priv;
};
 
struct osmo_ss7_user *ss7_user_find(struct osmo_ss7_instance *inst, uint8_t service_indicator);
void ss7_user_unregister_all(struct osmo_ss7_user *user);
int ss7_user_mtp_sap_prim_up(const struct osmo_ss7_user *osu, struct osmo_mtp_prim *omp);
 
struct osmo_mtp_prim *mtp_prim_xfer_ind_alloc(const struct osmo_mtp_transfer_param *param,
                                              const uint8_t *user_data, size_t user_data_len);
 
struct osmo_mtp_prim *mtp_prim_status_ind_alloc(uint32_t dpc,
                                                enum mtp_unavail_cause cause,
                                                bool cong_level_present,
                                                uint8_t cong_level);
void mtp_resume_ind_up_to_all_users(struct osmo_ss7_instance *s7i, uint32_t pc);
void mtp_pause_ind_up_to_all_users(struct osmo_ss7_instance *s7i, uint32_t pc);
void mtp_status_ind_up_to_all_users(struct osmo_ss7_instance *s7i,
                                    uint32_t dpc, enum mtp_unavail_cause cause,
                                    bool cong_level_present, uint8_t cong_level);
 
 
#define _LOGPSS7U(osu, subsys, level, fmt, args ...) \
        _LOGSS7((osu)->inst, subsys, level, "ss7_user(%s) " fmt, osu->name, ## args)
#define LOGPSS7U(osu, level, fmt, args ...) \
        _LOGPSS7U(osu, DLSS7, level, fmt, ## args)