sccp_connection.h File Reference

#include <inttypes.h>
#include <osmocom/core/fsm.h>
#include <osmocom/sigtran/sccp_sap.h>

Go to the source code of this file.

Data Structures
struct	sccp_connection

Macros
#define	_LOGPSCC(scc, subsys, level, fmt, args ...)
#define	LOGPSCC(scc, level, fmt, args ...)    _LOGPSCC(scc, DLSCCP, level, fmt, ## args)

Functions
struct sccp_connection *	sccp_conn_alloc (struct osmo_sccp_user *user, uint32_t conn_id)
void	sccp_conn_free (struct sccp_connection *conn)
void	sccp_conn_restart_tx_inact_timer (struct sccp_connection *conn)
void	sccp_conn_restart_rx_inact_timer (struct sccp_connection *conn)
void	sccp_conn_start_inact_timers (struct sccp_connection *conn)
void	sccp_conn_stop_inact_timers (struct sccp_connection *conn)
void	sccp_conn_start_rel_timer (struct sccp_connection *conn)
void	sccp_conn_start_rep_rel_timer (struct sccp_connection *conn)
void	sccp_conn_start_int_timer (struct sccp_connection *conn)
void	sccp_conn_stop_release_timers (struct sccp_connection *conn)
void	sccp_conn_start_connect_timer (struct sccp_connection *conn)
void	sccp_conn_stop_connect_timer (struct sccp_connection *conn)
void	sccp_conn_opt_data_send_cache (struct sccp_connection *conn, int exp_type, uint8_t msg_class)
int	sccp_conn_xua_gen_encode_and_send (struct sccp_connection *conn, uint32_t event, const struct osmo_scu_prim *prim, int msg_type)
int	sccp_conn_xua_gen_relre_and_send (struct sccp_connection *conn, uint32_t cause, struct osmo_scu_prim *prim)
void	sccp_conn_scu_gen_encode_and_send (struct sccp_connection *conn, uint32_t event, struct xua_msg *xua, unsigned int primitive, enum osmo_prim_operation operation)

Macro Definition Documentation

_LOGPSCC

#define _LOGPSCC	(		scc,
			subsys,
			level,
			fmt,
			args ...
	)

Value:

        _LOGPSCU((scc)->user, subsys, level, "CONN(%d,remPC=%u=%s) " fmt, \
                 (conn)->conn_id, (conn)->remote_pc, osmo_ss7_pointcode_print((conn)->inst->ss7, (conn)->remote_pc), ## args)

LOGPSCC

#define LOGPSCC	(		scc,
			level,
			fmt,
			args ...
	)		_LOGPSCC(scc, DLSCCP, level, fmt, ## args)

Function Documentation

sccp_conn_alloc()

struct sccp_connection * sccp_conn_alloc	(	struct osmo_sccp_user *	user,
		uint32_t	conn_id
	)

References conn_add_node(), sccp_connection::conn_id, conn_tmr_cb(), osmo_sccp_instance::connections, sccp_connection::fi, INIT_TIMER, sccp_connection::inst, osmo_sccp_user::inst, int_tmr_cb(), sccp_connection::node, NULL, rel_tmr_cb(), rep_rel_tmr_cb(), rx_inact_tmr_cb(), sccp_conn_gen_tx_co_mtp_sls(), sccp_scoc_fsm, sccp_connection::t_conn, sccp_connection::t_iar, sccp_connection::t_ias, sccp_connection::t_int, sccp_connection::t_rel, sccp_connection::t_rep_rel, sccp_connection::tx_co_mtp_sls, tx_inact_tmr_cb(), and sccp_connection::user.

Referenced by conn_create(), and osmo_sccp_user_sap_down_nofree().

sccp_conn_free()

void sccp_conn_free

(

struct sccp_connection *

conn

)

References osmo_sccp_instance::connections, sccp_connection::fi, sccp_connection::inst, sccp_connection::node, NULL, sccp_conn_opt_data_clear_cache(), sccp_conn_stop_connect_timer(), sccp_conn_stop_inact_timers(), and sccp_conn_stop_release_timers().

Referenced by sccp_user_flush_connections(), and scoc_fsm_idle_onenter().

sccp_conn_opt_data_send_cache()

void sccp_conn_opt_data_send_cache	(	struct sccp_connection *	conn,
		int	exp_type,
		uint8_t	msg_class
	)

References xua_dialect::class, sccp_connection::conn_id, LOGPSCC, msg_class, sccp_connection::opt_data_cache, osmo_sccp_tx_data(), sccp_conn_opt_data_clear_cache(), sccp_connection::user, xua_class_msg_name(), and xua_dialect_sua.

Referenced by scoc_fsm_conn_pend_in(), and scoc_fsm_conn_pend_out().

sccp_conn_restart_rx_inact_timer()

void sccp_conn_restart_rx_inact_timer

(

struct sccp_connection *

conn

)

References OSMO_SCCP_TIMER_IAR, sccp_timer_schedule(), and sccp_connection::t_iar.

Referenced by sccp_conn_start_inact_timers(), and scoc_fsm_active().

sccp_conn_restart_tx_inact_timer()

void sccp_conn_restart_tx_inact_timer

(

struct sccp_connection *

conn

)

References OSMO_SCCP_TIMER_IAS, sccp_timer_schedule(), and sccp_connection::t_ias.

Referenced by sccp_conn_start_inact_timers(), and scoc_fsm_active().

sccp_conn_scu_gen_encode_and_send()

void sccp_conn_scu_gen_encode_and_send	(	struct sccp_connection *	conn,
		uint32_t	event,
		struct xua_msg *	xua,
		unsigned int	primitive,
		enum osmo_prim_operation	operation
	)

References osmo_scu_connect_param::called_addr, sccp_connection::called_addr, osmo_scu_connect_param::calling_addr, sccp_connection::calling_addr, osmo_scu_disconn_param::cause, osmo_scu_connect_param::conn_id, osmo_scu_data_param::conn_id, osmo_scu_disconn_param::conn_id, sccp_connection::conn_id, osmo_scu_prim::connect, xua_msg_part::dat, osmo_scu_prim::data, osmo_scu_prim::disconnect, sccp_connection::fi, osmo_scu_connect_param::importance, osmo_scu_data_param::importance, osmo_scu_disconn_param::importance, sccp_connection::importance, xua_msg_part::len, LOGPSCC, osmo_scu_prim::oph, osmo_scu_disconn_param::originator, OSMO_SCCP_ORIG_UNDEFINED, OSMO_SCU_PRIM_N_CONNECT, OSMO_SCU_PRIM_N_DATA, OSMO_SCU_PRIM_N_DISCONNECT, osmo_scu_disconn_param::responding_addr, osmo_scu_connect_param::sccp_class, sccp_connection::sccp_class, sccp_user_prim_up(), scu_prim_alloc(), sua_addr_parse(), SUA_IEI_CAUSE, SUA_IEI_DATA, SUA_IEI_IMPORTANCE, SUA_IEI_PROTO_CLASS, SUA_IEI_SRC_ADDR, osmo_scu_prim::u, sccp_connection::user, xua_dialect_sua, xua_hdr_dump(), xua_msg_find_tag(), and xua_msg_get_u32().

Referenced by scoc_fsm_active(), scoc_fsm_conn_pend_out(), and scoc_fsm_idle().

sccp_conn_start_connect_timer()

void sccp_conn_start_connect_timer

(

struct sccp_connection *

conn

)

References OSMO_SCCP_TIMER_CONN_EST, sccp_timer_schedule(), and sccp_connection::t_conn.

Referenced by scoc_fsm_conn_pend_out(), and scoc_fsm_idle().

sccp_conn_start_inact_timers()

void sccp_conn_start_inact_timers

(

struct sccp_connection *

conn

)

References sccp_conn_restart_rx_inact_timer(), and sccp_conn_restart_tx_inact_timer().

Referenced by scoc_fsm_conn_pend_in(), and scoc_fsm_conn_pend_out().

sccp_conn_start_int_timer()

void sccp_conn_start_int_timer

(

struct sccp_connection *

conn

)

References OSMO_SCCP_TIMER_INT, sccp_timer_schedule(), and sccp_connection::t_int.

Referenced by scoc_fsm_disconn_pend().

sccp_conn_start_rel_timer()

void sccp_conn_start_rel_timer

(

struct sccp_connection *

conn

)

References OSMO_SCCP_TIMER_REL, sccp_timer_schedule(), and sccp_connection::t_rel.

Referenced by scoc_fsm_active(), and scoc_fsm_wait_conn_conf().

sccp_conn_start_rep_rel_timer()

void sccp_conn_start_rep_rel_timer

(

struct sccp_connection *

conn

)

References OSMO_SCCP_TIMER_REPEAT_REL, sccp_timer_schedule(), and sccp_connection::t_rep_rel.

Referenced by scoc_fsm_disconn_pend().

sccp_conn_stop_connect_timer()

void sccp_conn_stop_connect_timer

(

struct sccp_connection *

conn

)

References sccp_connection::t_conn.

Referenced by sccp_conn_free(), scoc_fsm_conn_pend_out(), and scoc_fsm_wait_conn_conf().

sccp_conn_stop_inact_timers()

void sccp_conn_stop_inact_timers

(

struct sccp_connection *

conn

)

References sccp_connection::t_iar, and sccp_connection::t_ias.

Referenced by sccp_conn_free(), and scoc_fsm_active().

sccp_conn_stop_release_timers()

void sccp_conn_stop_release_timers

(

struct sccp_connection *

conn

)

References sccp_connection::t_int, sccp_connection::t_rel, and sccp_connection::t_rep_rel.

Referenced by sccp_conn_free(), and scoc_fsm_disconn_pend().

sccp_conn_xua_gen_encode_and_send()

int sccp_conn_xua_gen_encode_and_send	(	struct sccp_connection *	conn,
		uint32_t	event,
		const struct osmo_scu_prim *	prim,
		int	msg_type
	)

References sccp_connection::inst, msg_type, sccp_scrc_rx_scoc_conn_msg(), xua_gen_msg_co(), and xua_msg_free().

Referenced by scoc_fsm_active(), scoc_fsm_conn_pend_in(), scoc_fsm_conn_pend_out(), scoc_fsm_idle(), and scoc_fsm_wait_conn_conf().

sccp_conn_xua_gen_relre_and_send()

int sccp_conn_xua_gen_relre_and_send	(	struct sccp_connection *	conn,
		uint32_t	cause,
		struct osmo_scu_prim *	prim
	)

References osmo_mtp_transfer_param::dpc, sccp_connection::inst, xua_msg::mtp, sccp_connection::remote_pc, sccp_scrc_rx_scoc_conn_msg(), xua_gen_relre(), and xua_msg_free().

Referenced by scoc_fsm_active(), scoc_fsm_disconn_pend(), and scoc_fsm_wait_conn_conf().