sua.c File Reference

#include <stdint.h>
#include <errno.h>
#include <unistd.h>
#include <string.h>
#include <osmocom/core/utils.h>
#include <osmocom/core/linuxlist.h>
#include <osmocom/core/write_queue.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/timer.h>
#include <osmocom/core/socket.h>
#include <osmocom/core/fsm.h>
#include <osmocom/netif/stream.h>
#include <osmocom/sigtran/sccp_sap.h>
#include <osmocom/sigtran/protocol/mtp.h>
#include <osmocom/sigtran/protocol/sua.h>
#include <osmocom/sigtran/protocol/m3ua.h>
#include <osmocom/sigtran/osmo_ss7.h>
#include <osmocom/sccp/sccp_types.h>
#include "xua_as_fsm.h"
#include "xua_asp_fsm.h"
#include "xua_internal.h"
#include "sccp_internal.h"
#include "ss7_as.h"
#include "ss7_asp.h"
#include "ss7_internal.h"
#include "xua_msg.h"
#include "xua_lm_sap.h"

Macros
#define	CONNECTION_TIMER   ( 1 * 60 * 100)
#define	TX_INACT_TIMER   ( 7 * 60 * 100) /* RFC 3868 Ch. 8. */
#define	RX_INACT_TIMER   (15 * 60 * 100) /* RFC 3868 Ch. 8. */
#define	RELEASE_TIMER   ( 10 * 100)
#define	RELEASE_REP_TIMER   ( 10 * 100)
#define	INT_TIMER   ( 1 * 60 * 100)
#define	GUARD_TIMER   (23 * 60 * 100)
#define	RESET_TIMER   ( 10 * 100)
#define	SCCP_MSG_SIZE   2048
#define	SCCP_MSG_HEADROOM   512
#define	IES(msgt, ies)    [msgt] = (ies)
#define	SUA_MSG_PART_CLASS_INFO_STRING(mandatory)    XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_ROUTE_CTX, (mandatory))
#define	SUA_MSG_PART_CLASS_ROUTE_CTX(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_ROUTE_CTX, (mandatory))
#define	SUA_MSG_PART_CLASS_ROUTE_CTX1(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_ROUTE_CTX, (mandatory))
#define	SUA_MSG_PART_CLASS_DIAG_INFO(mandatory)    XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_DIAG_INFO, (mandatory))
#define	SUA_MSG_PART_CLASS_TRAF_MODE_TYP(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_TRAF_MODE_TYP, (mandatory))
#define	SUA_MSG_PART_CLASS_ERR_CODE(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_ERR_CODE, (mandatory))
#define	SUA_MSG_PART_CLASS_STATUS(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_STATUS, (mandatory))
#define	SUA_MSG_PART_CLASS_ASP_ID(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_ASP_ID, (mandatory))
#define	SUA_MSG_PART_CLASS_AFFECTED_PC(mandatory)    XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_AFFECTED_PC, (mandatory))
#define	SUA_MSG_PART_CLASS_CORR_ID(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_CORR_ID, (mandatory))
#define	SUA_MSG_PART_CLASS_REG_RESULT(mandatory)    XUA_MSG_PART_CLASS(SUA_IEI_REG_RESULT, (mandatory), true, 0, XUA_MSG_PART_CLASS_MAX_LEN)
#define	SUA_MSG_PART_CLASS_DEREG_RESULT(mandatory)    XUA_MSG_PART_CLASS(SUA_IEI_DEREG_RESULT, (mandatory), true, 0, XUA_MSG_PART_CLASS_MAX_LEN)
#define	SUA_MSG_PART_CLASS_HOP_CTR(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_S7_HOP_CTR, (mandatory))
#define	SUA_MSG_PART_CLASS_SRC_ADDR(mandatory)    XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_SRC_ADDR, (mandatory))
#define	SUA_MSG_PART_CLASS_DEST_ADDR(mandatory)    XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_DEST_ADDR, (mandatory))
#define	SUA_MSG_PART_CLASS_SEQ_CTRL(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_SEQ_CTRL, (mandatory))
#define	SUA_MSG_PART_CLASS_SEQ_NR(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_SEQ_NR, (mandatory))
#define	SUA_MSG_PART_CLASS_RX_SEQ_NR(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_RX_SEQ_NR, (mandatory))
#define	SUA_MSG_PART_CLASS_ASP_CAPA(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_ASP_CAPA, (mandatory))
#define	SUA_MSG_PART_CLASS_CREDIT(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_CREDIT, (mandatory))
#define	SUA_MSG_PART_CLASS_SRC_REF(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_SRC_REF, (mandatory))
#define	SUA_MSG_PART_CLASS_DEST_REF(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_DEST_REF, (mandatory))
#define	SUA_MSG_PART_CLASS_CAUSE(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_CAUSE, (mandatory))
#define	SUA_MSG_PART_CLASS_NET_APPEARANCE(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_NET_APPEARANCE, (mandatory))
#define	SUA_MSG_PART_CLASS_DATA(mandatory)    XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_DATA, (mandatory))
#define	SUA_MSG_PART_CLASS_USER_CAUSE(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_USER_CAUSE, (mandatory))
#define	SUA_MSG_PART_CLASS_ROUTING_KEY(mandatory)    XUA_MSG_PART_CLASS(SUA_IEI_ROUTING_KEY, (mandatory), true, 0, XUA_MSG_PART_CLASS_MAX_LEN)
#define	SUA_MSG_PART_CLASS_DRN(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_DRN, (mandatory))
#define	SUA_MSG_PART_CLASS_TID(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_TID, (mandatory))
#define	SUA_MSG_PART_CLASS_SMI(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_SMI, (mandatory))
#define	SUA_MSG_PART_CLASS_IMPORTANCE(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_IMPORTANCE, (mandatory))
#define	SUA_MSG_PART_CLASS_MSG_PRIO(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_MSG_PRIO, (mandatory))
#define	SUA_MSG_PART_CLASS_PROTO_CLASS(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_PROTO_CLASS, (mandatory))
#define	SUA_MSG_PART_CLASS_SEGMENTATION(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_SEGMENTATION, (mandatory))
#define	SUA_MSG_PART_CLASS_CONG_LEVEL(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_CONG_LEVEL, (mandatory))
#define	SUA_MSG_PART_CLASS_SSN(mandatory)    XUA_MSG_PART_CLASS_U32(SUA_IEI_SSN, (mandatory))

Functions
struct msgb *	sccp_msgb_alloc (const char *name)
static struct xua_msg *	sua_gen_error (uint32_t err_code)
static struct xua_msg *	sua_gen_error_msg (uint32_t err_code, struct msgb *msg)
struct xua_msg *	sua_gen_cldr (const struct xua_msg *xua_in, uint32_t route_ctx, uint32_t ret_cause)
static struct msgb *	sua_to_msg (struct xua_msg *xua)
static int	sua_tx_xua_asp (struct osmo_ss7_asp *asp, struct xua_msg *xua)
int	sua_tx_xua_as (struct osmo_ss7_as *as, struct xua_msg *xua)
	Send a given xUA message via a given SUA Application Server. More...
int	sua_parse_gt (struct osmo_sccp_gt *gt, const uint8_t *data, unsigned int datalen)
	Decode SUA Global Title according to RFC3868 Section 3.10.2.3. More...
int	sua_addr_parse_part (struct osmo_sccp_addr *out, const struct xua_msg_part *param)
	parse SCCP address from given xUA message part More...
int	sua_addr_parse (struct osmo_sccp_addr *out, struct xua_msg *xua, uint16_t iei)
	parse SCCP address from given xUA message IE More...
static int	sua_rx_cl (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_co (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_mgmt_err (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_mgmt_ntfy (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_mgmt (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_asp (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_snm (struct osmo_ss7_asp *asp, struct xua_msg *xua)
int	sua_rx_msg (struct osmo_ss7_asp *asp, struct msgb *msg)
	process SUA message received from socket More...
static struct xua_msg *	sua_encode_duna (const uint32_t *rctx, unsigned int num_rctx, const uint32_t *aff_pc, unsigned int num_aff_pc, const uint32_t *ssn, const uint32_t *smi, const char *info_string)
static struct xua_msg *	sua_encode_dava (const uint32_t *rctx, unsigned int num_rctx, const uint32_t *aff_pc, unsigned int num_aff_pc, const uint32_t *ssn, const uint32_t *smi, const char *info_string)
static struct xua_msg *	sua_encode_daud (const uint32_t *rctx, unsigned int num_rctx, const uint32_t *aff_pc, unsigned int num_aff_pc, const uint32_t *ssn, const uint32_t *smi, const char *info_string)
struct xua_msg *	sua_encode_dupu (const uint32_t *rctx, unsigned int num_rctx, uint32_t dpc, uint16_t user, uint16_t cause, const char *info_string)
void	sua_tx_snm_available (struct osmo_ss7_asp *asp, const uint32_t *rctx, unsigned int num_rctx, const uint32_t *aff_pc, unsigned int num_aff_pc, const uint32_t *aff_ssn, const uint32_t *smi, const char *info_string, bool available)
	Transmit SSNM DUNA/DAVA message indicating [un]availability of certain point code[s]. More...
void	sua_tx_snm_congestion (struct osmo_ss7_asp *asp, const uint32_t *rctx, unsigned int num_rctx, const uint32_t *aff_pc, unsigned int num_aff_pc, const uint32_t *ssn, const uint8_t cong_level, const char *info_string)
	Transmit SSNM SCON message indicating congestion. More...
void	sua_tx_snm_daud (struct osmo_ss7_asp *asp, const uint32_t *rctx, unsigned int num_rctx, const uint32_t *aff_pc, unsigned int num_aff_pc, const uint32_t *aff_ssn, const uint32_t *smi, const char *info_string)
	Transmit SSNM DAUD message requesting [un]availability status of certain point code[s]. More...
void	sua_tx_dupu (struct osmo_ss7_asp *asp, const uint32_t *rctx, unsigned int num_rctx, uint32_t dpc, uint16_t user, uint16_t cause, const char *info_str)
	Transmit SSNM DUPU message indicating user unavailability. More...
static int	sua_rx_snm_asp (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_snm_sg (struct osmo_ss7_asp *asp, struct xua_msg *xua)
static int	sua_rx_snm_ipsp (struct osmo_ss7_asp *asp, struct xua_msg *xua)
const char *	osmo_sua_sccp_cause_name (uint32_t sccp_cause, char *out_buf, size_t out_buf_len)

Variables
static const struct value_string	sua_iei_names []
static const struct xua_msg_part_class	duna_ies []
static const struct xua_msg_part_class	dava_ies []
static const struct xua_msg_part_class	daud_ies []
static const struct xua_msg_part_class	scon_ies []
static const struct xua_msg_part_class	dupu_ies []
static const struct xua_msg_part_class	drst_ies []
const struct xua_msg_class	sua_msg_class_snm
static const struct xua_msg_part_class	sua_asp_act_ies []
const struct xua_msg_class	sua_msg_class_asptm
static const struct xua_msg_part_class	cldt_ies []
static const struct xua_msg_part_class	cldr_ies []
static const struct value_string	sua_cl_msgt_names []
static const struct xua_msg_class	sua_msg_class_cl
static const struct xua_msg_part_class	codt_ies []
static const struct xua_msg_part_class	coda_ies []
static const struct xua_msg_part_class	core_ies []
static const struct xua_msg_part_class	coak_ies []
static const struct xua_msg_part_class	coref_ies []
static const struct xua_msg_part_class	relre_ies []
static const struct xua_msg_part_class	relco_ies []
static const struct xua_msg_part_class	resre_ies []
static const struct xua_msg_part_class	resco_ies []
static const struct xua_msg_part_class	coerr_ies []
static const struct xua_msg_part_class	coit_ies []
static const struct value_string	sua_co_msgt_names []
static const struct xua_msg_class	sua_msg_class_co
static const struct xua_msg_part_class	sua_err_req_ies []
static const struct xua_msg_class	sua_msg_class_mgmt
static const struct xua_msg_part_class	reg_req_ies []
static const struct xua_msg_part_class	reg_rsp_ies []
static const struct xua_msg_part_class	dereg_req_ies []
static const struct xua_msg_part_class	dereg_rsp_ies []
const struct xua_msg_class	sua_msg_class_rkm
const struct xua_dialect	xua_dialect_sua
static const struct xua_msg_event_map	sua_aspxm_map []
const struct value_string	sua_cause_type_names []

Macro Definition Documentation

CONNECTION_TIMER

#define CONNECTION_TIMER   ( 1 * 60 * 100)

GUARD_TIMER

#define GUARD_TIMER   (23 * 60 * 100)

IES

#define IES	(		msgt,
			ies
	)		[msgt] = (ies)

INT_TIMER

#define INT_TIMER   ( 1 * 60 * 100)

RELEASE_REP_TIMER

#define RELEASE_REP_TIMER   ( 10 * 100)

RELEASE_TIMER

#define RELEASE_TIMER   ( 10 * 100)

RESET_TIMER

#define RESET_TIMER   ( 10 * 100)

RX_INACT_TIMER

#define RX_INACT_TIMER   (15 * 60 * 100) /* RFC 3868 Ch. 8. */

SCCP_MSG_HEADROOM

#define SCCP_MSG_HEADROOM   512

SCCP_MSG_SIZE

#define SCCP_MSG_SIZE   2048

SUA_MSG_PART_CLASS_AFFECTED_PC

#define SUA_MSG_PART_CLASS_AFFECTED_PC

(

mandatory

)

XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_AFFECTED_PC, (mandatory))

SUA_MSG_PART_CLASS_ASP_CAPA

#define SUA_MSG_PART_CLASS_ASP_CAPA

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_ASP_CAPA, (mandatory))

SUA_MSG_PART_CLASS_ASP_ID

#define SUA_MSG_PART_CLASS_ASP_ID

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_ASP_ID, (mandatory))

SUA_MSG_PART_CLASS_CAUSE

#define SUA_MSG_PART_CLASS_CAUSE

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_CAUSE, (mandatory))

SUA_MSG_PART_CLASS_CONG_LEVEL

#define SUA_MSG_PART_CLASS_CONG_LEVEL

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_CONG_LEVEL, (mandatory))

SUA_MSG_PART_CLASS_CORR_ID

#define SUA_MSG_PART_CLASS_CORR_ID

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_CORR_ID, (mandatory))

SUA_MSG_PART_CLASS_CREDIT

#define SUA_MSG_PART_CLASS_CREDIT

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_CREDIT, (mandatory))

SUA_MSG_PART_CLASS_DATA

#define SUA_MSG_PART_CLASS_DATA

(

mandatory

)

XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_DATA, (mandatory))

SUA_MSG_PART_CLASS_DEREG_RESULT

#define SUA_MSG_PART_CLASS_DEREG_RESULT

(

mandatory

)

XUA_MSG_PART_CLASS(SUA_IEI_DEREG_RESULT, (mandatory), true, 0, XUA_MSG_PART_CLASS_MAX_LEN)

SUA_MSG_PART_CLASS_DEST_ADDR

#define SUA_MSG_PART_CLASS_DEST_ADDR

(

mandatory

)

XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_DEST_ADDR, (mandatory))

SUA_MSG_PART_CLASS_DEST_REF

#define SUA_MSG_PART_CLASS_DEST_REF

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_DEST_REF, (mandatory))

SUA_MSG_PART_CLASS_DIAG_INFO

#define SUA_MSG_PART_CLASS_DIAG_INFO

(

mandatory

)

XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_DIAG_INFO, (mandatory))

SUA_MSG_PART_CLASS_DRN

#define SUA_MSG_PART_CLASS_DRN

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_DRN, (mandatory))

SUA_MSG_PART_CLASS_ERR_CODE

#define SUA_MSG_PART_CLASS_ERR_CODE

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_ERR_CODE, (mandatory))

SUA_MSG_PART_CLASS_HOP_CTR

#define SUA_MSG_PART_CLASS_HOP_CTR

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_S7_HOP_CTR, (mandatory))

SUA_MSG_PART_CLASS_IMPORTANCE

#define SUA_MSG_PART_CLASS_IMPORTANCE

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_IMPORTANCE, (mandatory))

SUA_MSG_PART_CLASS_INFO_STRING

#define SUA_MSG_PART_CLASS_INFO_STRING

(

mandatory

)

XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_ROUTE_CTX, (mandatory))

SUA_MSG_PART_CLASS_MSG_PRIO

#define SUA_MSG_PART_CLASS_MSG_PRIO

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_MSG_PRIO, (mandatory))

SUA_MSG_PART_CLASS_NET_APPEARANCE

#define SUA_MSG_PART_CLASS_NET_APPEARANCE

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_NET_APPEARANCE, (mandatory))

SUA_MSG_PART_CLASS_PROTO_CLASS

#define SUA_MSG_PART_CLASS_PROTO_CLASS

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_PROTO_CLASS, (mandatory))

SUA_MSG_PART_CLASS_REG_RESULT

#define SUA_MSG_PART_CLASS_REG_RESULT

(

mandatory

)

XUA_MSG_PART_CLASS(SUA_IEI_REG_RESULT, (mandatory), true, 0, XUA_MSG_PART_CLASS_MAX_LEN)

SUA_MSG_PART_CLASS_ROUTE_CTX

#define SUA_MSG_PART_CLASS_ROUTE_CTX

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_ROUTE_CTX, (mandatory))

SUA_MSG_PART_CLASS_ROUTE_CTX1

#define SUA_MSG_PART_CLASS_ROUTE_CTX1

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_ROUTE_CTX, (mandatory))

SUA_MSG_PART_CLASS_ROUTING_KEY

#define SUA_MSG_PART_CLASS_ROUTING_KEY

(

mandatory

)

XUA_MSG_PART_CLASS(SUA_IEI_ROUTING_KEY, (mandatory), true, 0, XUA_MSG_PART_CLASS_MAX_LEN)

SUA_MSG_PART_CLASS_RX_SEQ_NR

#define SUA_MSG_PART_CLASS_RX_SEQ_NR

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_RX_SEQ_NR, (mandatory))

SUA_MSG_PART_CLASS_SEGMENTATION

#define SUA_MSG_PART_CLASS_SEGMENTATION

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_SEGMENTATION, (mandatory))

SUA_MSG_PART_CLASS_SEQ_CTRL

#define SUA_MSG_PART_CLASS_SEQ_CTRL

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_SEQ_CTRL, (mandatory))

SUA_MSG_PART_CLASS_SEQ_NR

#define SUA_MSG_PART_CLASS_SEQ_NR

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_SEQ_NR, (mandatory))

SUA_MSG_PART_CLASS_SMI

#define SUA_MSG_PART_CLASS_SMI

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_SMI, (mandatory))

SUA_MSG_PART_CLASS_SRC_ADDR

#define SUA_MSG_PART_CLASS_SRC_ADDR

(

mandatory

)

XUA_MSG_PART_CLASS_UNBOUND(SUA_IEI_SRC_ADDR, (mandatory))

SUA_MSG_PART_CLASS_SRC_REF

#define SUA_MSG_PART_CLASS_SRC_REF

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_SRC_REF, (mandatory))

SUA_MSG_PART_CLASS_SSN

#define SUA_MSG_PART_CLASS_SSN

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_SSN, (mandatory))

SUA_MSG_PART_CLASS_STATUS

#define SUA_MSG_PART_CLASS_STATUS

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_STATUS, (mandatory))

SUA_MSG_PART_CLASS_TID

#define SUA_MSG_PART_CLASS_TID

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_TID, (mandatory))

SUA_MSG_PART_CLASS_TRAF_MODE_TYP

#define SUA_MSG_PART_CLASS_TRAF_MODE_TYP

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_TRAF_MODE_TYP, (mandatory))

SUA_MSG_PART_CLASS_USER_CAUSE

#define SUA_MSG_PART_CLASS_USER_CAUSE

(

mandatory

)

XUA_MSG_PART_CLASS_U32(SUA_IEI_USER_CAUSE, (mandatory))

TX_INACT_TIMER

#define TX_INACT_TIMER   ( 7 * 60 * 100) /* RFC 3868 Ch. 8. */

Function Documentation

osmo_sua_sccp_cause_name()

const char * osmo_sua_sccp_cause_name	(	uint32_t	sccp_cause,
		char *	out_buf,
		size_t	out_buf_len
	)

References NULL, SUA_CAUSE_T_ERROR, SUA_CAUSE_T_MASK, SUA_CAUSE_T_REFUSAL, SUA_CAUSE_T_RELEASE, SUA_CAUSE_T_RESET, SUA_CAUSE_T_RETURN, and sua_cause_type_names.

sccp_msgb_alloc()

struct msgb * sccp_msgb_alloc

(

const char *

name

)

References NULL, SCCP_MSG_HEADROOM, and SCCP_MSG_SIZE.

Referenced by osmo_sua_to_sccp(), sccp_lbcs_local_bcast_pcstate(), sccp_lbcs_local_bcast_state(), sccp_scmg_tx(), sclc_rx_cldr(), and sclc_rx_cldt().

sua_addr_parse()

int sua_addr_parse	(	struct osmo_sccp_addr *	out,
		struct xua_msg *	xua,
		uint16_t	iei
	)

parse SCCP address from given xUA message IE

Parameters

[out]	out	caller-allocated decoded SCCP address struct
[in]	xua	xUA message
[in]	iei	Information Element Identifier inside xua

Returns

0 on success; negative on error

References sua_addr_parse_part(), and xua_msg_find_tag().

Referenced by asp_loadshare_tcap_sccp(), ensure_opc_in_calling_ssn(), gen_mtp_transfer_req_xua(), patch_sccp_with_pc(), sccp_conn_scu_gen_encode_and_send(), sccp_find_user(), sccp_scrc_rx_sclc_msg(), sccp_scrc_rx_scoc_conn_msg(), sclc_rx_cldr(), sclc_rx_cldt(), scoc_fsm_idle(), scrc_node_2(), scrc_rx_mtp_xfer_ind_xua(), sua_gen_cldr(), and tcap_as_rx_sccp_asp().

sua_addr_parse_part()

int sua_addr_parse_part	(	struct osmo_sccp_addr *	out,
		const struct xua_msg_part *	param
	)

parse SCCP address from given xUA message part

Parameters

[out]	out	caller-allocated decoded SCCP address struct
[in]	param	xUA message part containing address

Returns

0 on success; negative on error

References xua_msg_part::dat, osmo_sccp_addr::gt, osmo_sccp_addr::ip, xua_msg_part::len, xua_parameter_hdr::len, OSMO_SCCP_ADDR_T_GT, OSMO_SCCP_ADDR_T_IPv4, OSMO_SCCP_ADDR_T_IPv6, OSMO_SCCP_ADDR_T_PC, OSMO_SCCP_ADDR_T_SSN, OSMO_SCCP_RI_GT, OSMO_SCCP_RI_SSN_IP, OSMO_SCCP_RI_SSN_PC, osmo_sccp_addr::pc, osmo_sccp_addr::presence, osmo_sccp_addr::ri, osmo_sccp_addr::ssn, SUA_IEI_GT, SUA_IEI_IPv4, SUA_IEI_IPv6, SUA_IEI_PC, SUA_IEI_SSN, sua_parse_gt(), SUA_RI_GT, SUA_RI_HOST, SUA_RI_SSN_IP, SUA_RI_SSN_PC, xua_msg_part::tag, xua_parameter_hdr::tag, osmo_sccp_addr::v4, and osmo_sccp_addr::v6.

Referenced by sua_addr_parse(), and sua_addr_to_sccp().

sua_encode_daud()

static struct xua_msg * sua_encode_daud ( const uint32_t *  rctx, unsigned int  num_rctx, const uint32_t *  aff_pc, unsigned int  num_aff_pc, const uint32_t *  ssn, const uint32_t *  smi, const char *  info_string  )

static

References xua_msg::hdr, xua_common_hdr::msg_type, smi, ssn, sua_encode_duna(), and SUA_SNM_DAUD.

Referenced by sua_tx_snm_daud().

sua_encode_dava()

static struct xua_msg * sua_encode_dava ( const uint32_t *  rctx, unsigned int  num_rctx, const uint32_t *  aff_pc, unsigned int  num_aff_pc, const uint32_t *  ssn, const uint32_t *  smi, const char *  info_string  )

static

References xua_msg::hdr, xua_common_hdr::msg_type, smi, ssn, sua_encode_duna(), and SUA_SNM_DAVA.

Referenced by sua_tx_snm_available().

sua_encode_duna()

static struct xua_msg * sua_encode_duna ( const uint32_t *  rctx, unsigned int  num_rctx, const uint32_t *  aff_pc, unsigned int  num_aff_pc, const uint32_t *  ssn, const uint32_t *  smi, const char *  info_string  )

static

References xua_msg::hdr, smi, ssn, SUA_IEI_AFFECTED_PC, SUA_IEI_INFO_STRING, SUA_IEI_ROUTE_CTX, SUA_IEI_SSN, SUA_MSGC_SNM, SUA_SNM_DUNA, SUA_VERSION, xua_common_hdr::version, XUA_HDR, xua_msg_add_data(), xua_msg_add_u32(), and xua_msg_alloc().

Referenced by sua_encode_daud(), sua_encode_dava(), and sua_tx_snm_available().

sua_encode_dupu()

struct xua_msg * sua_encode_dupu	(	const uint32_t *	rctx,
		unsigned int	num_rctx,
		uint32_t	dpc,
		uint16_t	user,
		uint16_t	cause,
		const char *	info_string
	)

References dpc, xua_msg::hdr, SUA_IEI_AFFECTED_PC, SUA_IEI_INFO_STRING, SUA_IEI_ROUTE_CTX, SUA_IEI_USER_CAUSE, SUA_MSGC_SNM, SUA_SNM_DUNA, SUA_VERSION, xua_common_hdr::version, XUA_HDR, xua_msg_add_data(), xua_msg_add_u32(), and xua_msg_alloc().

Referenced by gen_dupu_ret_msg(), and sua_tx_dupu().

sua_gen_cldr()

struct xua_msg * sua_gen_cldr	(	const struct xua_msg *	xua_in,
		uint32_t	route_ctx,
		uint32_t	ret_cause
	)

References xua_msg::hdr, OSMO_SCCP_ADDR_T_PC, OSMO_SCCP_RI_SSN_PC, osmo_sccp_addr::pc, osmo_sccp_addr::presence, osmo_sccp_addr::ri, sua_addr_parse(), SUA_CAUSE_T_RETURN, SUA_CL_CLDR, SUA_IEI_CAUSE, SUA_IEI_CORR_ID, SUA_IEI_DATA, SUA_IEI_DEST_ADDR, SUA_IEI_IMPORTANCE, SUA_IEI_MSG_PRIO, SUA_IEI_ROUTE_CTX, SUA_IEI_SEGMENTATION, SUA_IEI_SRC_ADDR, SUA_MSGC_CL, XUA_HDR, xua_msg_add_sccp_addr(), xua_msg_add_u32(), xua_msg_alloc(), xua_msg_copy_part(), and xua_msg_free_tag().

Referenced by gen_ret_msg(), and send_back_udts().

sua_gen_error()

static struct xua_msg * sua_gen_error ( uint32_t  err_code )

static

References xua_msg::hdr, SUA_IEI_ERR_CODE, SUA_MGMT_ERR, SUA_MSGC_MGMT, SUA_VERSION, xua_common_hdr::version, XUA_HDR, xua_msg_add_u32(), and xua_msg_alloc().

Referenced by sua_gen_error_msg().

sua_gen_error_msg()

static struct xua_msg * sua_gen_error_msg ( uint32_t  err_code, struct msgb *  msg  )

static

References sua_gen_error(), SUA_IEI_DIAG_INFO, and xua_msg_add_data().

Referenced by sua_rx_msg().

sua_parse_gt()

int sua_parse_gt	(	struct osmo_sccp_gt *	gt,
		const uint8_t *	data,
		unsigned int	datalen
	)

Decode SUA Global Title according to RFC3868 Section 3.10.2.3.

Parameters

[out]	gt	User-allocated structure for decoded output
[in]	data	binary-encoded data
[in]	datalen	length of data in octets

Returns

0 on success; negative on error

References data, osmo_sccp_gt::digits, osmo_sccp_gt::gti, osmo_sccp_gt::nai, osmo_sccp_gt::npi, and osmo_sccp_gt::tt.

Referenced by sua_addr_parse_part().

sua_rx_asp()

static int sua_rx_asp ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References xua_msg_event_map::event, osmo_ss7_asp::fi, sua_aspxm_map, SUA_ERR_UNSUPP_MSG_TYPE, and xua_msg_event_map().

Referenced by sua_rx_msg().

sua_rx_cl()

static int sua_rx_cl ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_ss7_as::ctrg, xua_msg::hdr, osmo_ss7_as::inst, osmo_ss7_asp::inst, xua_common_hdr::msg_class, xua_common_hdr::msg_type, xua_msg::mtp, osmo_ss7_instance::sccp, scrc_rx_mtp_xfer_ind_xua(), osmo_mtp_transfer_param::sls, SS7_AS_CTR_RX_MSU_SLS_0, SS7_AS_CTR_RX_MSU_TOTAL, SUA_CL_CLDR, SUA_CL_CLDT, SUA_ERR_UNSUPP_MSG_TYPE, SUA_IEI_ROUTE_CTX, SUA_MSGC_CL, xua_find_as_for_asp(), and xua_msg_find_tag().

Referenced by sua_rx_msg().

sua_rx_co()

static int sua_rx_co ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_ss7_as::ctrg, xua_msg::hdr, osmo_ss7_as::inst, osmo_ss7_asp::inst, xua_common_hdr::msg_class, xua_common_hdr::msg_type, xua_msg::mtp, osmo_ss7_instance::sccp, scrc_rx_mtp_xfer_ind_xua(), osmo_mtp_transfer_param::sls, SS7_AS_CTR_RX_MSU_SLS_0, SS7_AS_CTR_RX_MSU_TOTAL, SUA_CO_COAK, SUA_CO_CODA, SUA_CO_CODT, SUA_CO_COERR, SUA_CO_COIT, SUA_CO_CORE, SUA_CO_COREF, SUA_CO_RELCO, SUA_CO_RELRE, SUA_CO_RESCO, SUA_CO_RESRE, SUA_ERR_UNSUPP_MSG_TYPE, SUA_IEI_ROUTE_CTX, SUA_MSGC_CO, xua_find_as_for_asp(), and xua_msg_find_tag().

Referenced by sua_rx_msg().

sua_rx_mgmt()

static int sua_rx_mgmt ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References xua_msg::hdr, xua_common_hdr::msg_type, SUA_ERR_UNSUPP_MSG_TYPE, SUA_MGMT_ERR, SUA_MGMT_NTFY, sua_rx_mgmt_err(), and sua_rx_mgmt_ntfy().

Referenced by sua_rx_msg().

sua_rx_mgmt_err()

static int sua_rx_mgmt_err ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References LOGPASP, m3ua_err_names, SUA_IEI_ERR_CODE, xua_dialect_sua, xua_msg_dump(), and xua_msg_get_u32().

Referenced by sua_rx_mgmt().

sua_rx_mgmt_ntfy()

static int sua_rx_mgmt_ntfy ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_xlm_prim_notify::info_string, LOGPASP, m3ua_decode_notify(), m3ua_ntfy_info_name(), m3ua_ntfy_type_names, osmo_xlm_prim_notify::status_info, osmo_xlm_prim_notify::status_type, xua_asp_send_xlm_prim(), and xua_xlm_prim_alloc_m_notify_ind().

Referenced by sua_rx_mgmt().

sua_rx_msg()

int sua_rx_msg	(	struct osmo_ss7_asp *	asp,
		struct msgb *	msg
	)

process SUA message received from socket

Parameters

[in]	asp	Application Server Process receiving msg
[in]	msg	received message buffer

Returns

0 on success; negative on error

References osmo_ss7_asp::cfg, osmo_ss7_instance::cfg, xua_common_hdr::data, osmo_mtp_transfer_param::dpc, err, xua_msg::hdr, osmo_ss7_asp::inst, LOGPASP, xua_common_hdr::msg_class, xua_msg::mtp, MTP_SI_SCCP, MTP_SIO, osmo_ss7_instance::network_indicator, NULL, osmo_mtp_transfer_param::opc, OSMO_SS7_ASP_PROT_SUA, osmo_ss7_asp::proto, osmo_ss7_instance::sccp, osmo_mtp_transfer_param::sio, SUA_ERR_INVAL_STREAM_ID, SUA_ERR_INVALID_VERSION, SUA_ERR_PARAM_FIELD_ERR, SUA_ERR_UNSUPP_MSG_CLASS, sua_gen_error_msg(), SUA_MSGC_ASPSM, SUA_MSGC_ASPTM, SUA_MSGC_CL, SUA_MSGC_CO, SUA_MSGC_MGMT, SUA_MSGC_RKM, SUA_MSGC_SNM, sua_rx_asp(), sua_rx_cl(), sua_rx_co(), sua_rx_mgmt(), sua_rx_snm(), sua_tx_xua_asp(), SUA_VERSION, xua_common_hdr::version, xua_dialect_check_all_ies(), xua_dialect_sua, xua_from_msg(), xua_hdr_dump(), and xua_msg_free().

Referenced by xua_rx_msg().

sua_rx_snm()

static int sua_rx_snm ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_ss7_asp::cfg, osmo_ss7_asp::fi, LOGPASP, osmo_ss7_asp_active(), OSMO_SS7_ASP_QUIRK_SNM_INACTIVE, OSMO_SS7_ASP_ROLE_ASP, OSMO_SS7_ASP_ROLE_IPSP, OSMO_SS7_ASP_ROLE_SG, osmo_ss7_asp::quirks, osmo_ss7_asp::role, SUA_ERR_UNEXPECTED_MSG, SUA_ERR_UNSUPP_MSG_CLASS, sua_rx_snm_asp(), sua_rx_snm_ipsp(), sua_rx_snm_sg(), and XUA_ASP_S_INACTIVE.

Referenced by sua_rx_msg().

sua_rx_snm_asp()

static int sua_rx_snm_asp ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_ss7_asp::cfg, xua_msg::hdr, LOGPASP, m3ua_snm_msgt_names, xua_common_hdr::msg_type, NULL, OSMO_SS7_ASP_QUIRK_DAUD_IN_ASP, osmo_ss7_asp::quirks, SUA_ERR_UNSUPP_MSG_TYPE, SUA_IEI_ROUTE_CTX, SUA_SNM_DAUD, SUA_SNM_DAVA, SUA_SNM_DRST, SUA_SNM_DUNA, SUA_SNM_DUPU, SUA_SNM_SCON, xua_find_as_for_asp(), xua_msg_find_tag(), xua_snm_rx_daud(), xua_snm_rx_dava(), xua_snm_rx_duna(), xua_snm_rx_dupu(), and xua_snm_rx_scon().

Referenced by sua_rx_snm().

sua_rx_snm_ipsp()

static int sua_rx_snm_ipsp ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_ss7_asp::cfg, xua_msg::hdr, LOGPASP, M3UA_ERR_UNSUPP_MSG_TYPE, m3ua_snm_msgt_names, M3UA_SNM_SCON, xua_common_hdr::msg_type, NULL, OSMO_SS7_ASP_QUIRK_DAUD_IN_ASP, osmo_ss7_asp::quirks, SUA_ERR_UNSUPP_MSG_TYPE, SUA_IEI_ROUTE_CTX, SUA_SNM_DAUD, xua_find_as_for_asp(), xua_msg_find_tag(), xua_snm_rx_daud(), and xua_snm_rx_scon().

Referenced by sua_rx_snm().

sua_rx_snm_sg()

static int sua_rx_snm_sg ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References xua_msg::hdr, LOGPASP, m3ua_snm_msgt_names, M3UA_SNM_SCON, xua_common_hdr::msg_type, NULL, SUA_ERR_UNSUPP_MSG_TYPE, SUA_IEI_ROUTE_CTX, SUA_SNM_DAUD, xua_find_as_for_asp(), xua_msg_find_tag(), xua_snm_rx_daud(), and xua_snm_rx_scon().

Referenced by sua_rx_snm().

sua_to_msg()

static struct msgb * sua_to_msg ( struct xua_msg *  xua )

static

References xua_msg::hdr, xua_common_hdr::msg_class, NULL, SUA_MSGC_CL, SUA_MSGC_CO, SUA_PPID, SUA_VERSION, and xua_to_msg().

Referenced by sua_tx_xua_asp().

sua_tx_dupu()

void sua_tx_dupu	(	struct osmo_ss7_asp *	asp,
		const uint32_t *	rctx,
		unsigned int	num_rctx,
		uint32_t	dpc,
		uint16_t	user,
		uint16_t	cause,
		const char *	info_str
	)

Transmit SSNM DUPU message indicating user unavailability.

Parameters

[in]	asp	ASP through which to transmit message. Must be ACTIVE.
[in]	rctx	array of Routing Contexts in network byte order.
[in]	num_rctx	number of rctx
[in]	dpc	affected point code
[in]	user	the user (SI) that is unavailable
[in]	cause	the cause of the user unavailability
[in]	info_string	optional information string (can be NULL).

References dpc, sua_encode_dupu(), and sua_tx_xua_asp().

Referenced by xua_tx_upu().

sua_tx_snm_available()

void sua_tx_snm_available	(	struct osmo_ss7_asp *	asp,
		const uint32_t *	rctx,
		unsigned int	num_rctx,
		const uint32_t *	aff_pc,
		unsigned int	num_aff_pc,
		const uint32_t *	aff_ssn,
		const uint32_t *	smi,
		const char *	info_string,
		bool	available
	)

Transmit SSNM DUNA/DAVA message indicating [un]availability of certain point code[s].

Parameters

[in]	asp	ASP through which to transmit message. Must be ACTIVE.
[in]	rctx	array of Routing Contexts in network byte order.
[in]	num_rctx	number of rctx
[in]	aff_pc	array of 'Affected Point Code' in network byte order.
[in]	num_aff_pc	number of aff_pc
[in]	aff_ssn	affected SSN (optional)
[in]	smi	subsystem multiplicity indicator (optional)
[in]	info_string	optional information strng (can be NULL).
[in]	available	are aff_pc now available (true) or unavailable (false)

References smi, sua_encode_dava(), sua_encode_duna(), and sua_tx_xua_asp().

Referenced by sua_snm_ssn_available(), and xua_tx_snm_available().

sua_tx_snm_congestion()

void sua_tx_snm_congestion	(	struct osmo_ss7_asp *	asp,
		const uint32_t *	rctx,
		unsigned int	num_rctx,
		const uint32_t *	aff_pc,
		unsigned int	num_aff_pc,
		const uint32_t *	ssn,
		const uint8_t	cong_level,
		const char *	info_string
	)

Transmit SSNM SCON message indicating congestion.

Parameters

[in]	asp	ASP through which to transmit message. Must be ACTIVE.
[in]	rctx	array of Routing Contexts in network byte order.
[in]	num_rctx	number of rctx
[in]	aff_pc	array of 'Affected Point Code' in network byte order.
[in]	num_aff_pc	number of aff_pc
[in]	ssn	optional SSN (can be NULL)
[in]	cong_level	optional congestion level (can be NULL)
[in]	info_string	optional information string (can be NULL).

References xua_msg::hdr, ssn, SUA_IEI_AFFECTED_PC, SUA_IEI_CONG_LEVEL, SUA_IEI_INFO_STRING, SUA_IEI_ROUTE_CTX, SUA_IEI_SSN, SUA_MSGC_SNM, SUA_SNM_SCON, SUA_VERSION, xua_common_hdr::version, XUA_HDR, xua_msg_add_data(), xua_msg_add_u32(), and xua_msg_alloc().

Referenced by xua_tx_scon().

sua_tx_snm_daud()

void sua_tx_snm_daud	(	struct osmo_ss7_asp *	asp,
		const uint32_t *	rctx,
		unsigned int	num_rctx,
		const uint32_t *	aff_pc,
		unsigned int	num_aff_pc,
		const uint32_t *	aff_ssn,
		const uint32_t *	smi,
		const char *	info_string
	)

Transmit SSNM DAUD message requesting [un]availability status of certain point code[s].

Parameters

[in]	asp	ASP through which to transmit message. Must be ACTIVE.
[in]	rctx	array of Routing Contexts in network byte order.
[in]	num_rctx	number of rctx
[in]	aff_pc	array of 'Affected Point Code' in network byte order.
[in]	num_aff_pc	number of aff_pc
[in]	aff_ssn	affected SSN (optional)
[in]	smi	subsystem multiplicity indicator (optional)
[in]	info_string	optional information string (can be NULL).

References smi, sua_encode_daud(), and sua_tx_xua_asp().

Referenced by xua_tx_snm_daud().

sua_tx_xua_as()

int sua_tx_xua_as	(	struct osmo_ss7_as *	as,
		struct xua_msg *	xua
	)

Send a given xUA message via a given SUA Application Server.

Parameters

[in]	as	Application Server through which to send xua
[in]	xua	xUA message to be sent

Returns

0 on success; negative on error

References osmo_ss7_as::cfg, osmo_ss7_routing_key::context, osmo_ss7_as::fi, OSMO_SS7_ASP_PROT_SUA, osmo_ss7_as::proto, osmo_ss7_as::routing_key, SUA_IEI_ROUTE_CTX, XUA_AS_E_TRANSFER_REQ, xua_msg_add_u32(), and xua_msg_free().

Referenced by gen_mtp_transfer_req_xua().

sua_tx_xua_asp()

static int sua_tx_xua_asp ( struct osmo_ss7_asp *  asp, struct xua_msg *  xua  )

static

References osmo_ss7_asp::cfg, OSMO_SS7_ASP_PROT_SUA, osmo_ss7_asp_send(), osmo_ss7_asp::proto, sua_to_msg(), and xua_msg_free().

Referenced by sua_rx_msg(), sua_tx_dupu(), sua_tx_snm_available(), and sua_tx_snm_daud().

Variable Documentation

cldr_ies

const struct xua_msg_part_class cldr_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_CAUSE(true),
        SUA_MSG_PART_CLASS_SRC_ADDR(true),
        SUA_MSG_PART_CLASS_DEST_ADDR(true),
        SUA_MSG_PART_CLASS_HOP_CTR(false),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        SUA_MSG_PART_CLASS_MSG_PRIO(false),
        SUA_MSG_PART_CLASS_CORR_ID(false),
        SUA_MSG_PART_CLASS_SEGMENTATION(false),
        SUA_MSG_PART_CLASS_DATA(false),
        XUA_MSG_PART_CLASS_EOF
}

cldt_ies

const struct xua_msg_part_class cldt_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_PROTO_CLASS(true),
        SUA_MSG_PART_CLASS_SRC_ADDR(true),
        SUA_MSG_PART_CLASS_DEST_ADDR(true),
        SUA_MSG_PART_CLASS_SEQ_CTRL(true),
        SUA_MSG_PART_CLASS_HOP_CTR(false),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        SUA_MSG_PART_CLASS_MSG_PRIO(false),
        SUA_MSG_PART_CLASS_CORR_ID(false),
        SUA_MSG_PART_CLASS_SEGMENTATION(false),
        SUA_MSG_PART_CLASS_DATA(true),
        XUA_MSG_PART_CLASS_EOF
}

coak_ies

const struct xua_msg_part_class coak_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_PROTO_CLASS(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        SUA_MSG_PART_CLASS_SEQ_CTRL(true),
        SUA_MSG_PART_CLASS_CREDIT(false),
        SUA_MSG_PART_CLASS_SRC_ADDR(false),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        SUA_MSG_PART_CLASS_MSG_PRIO(false),
        SUA_MSG_PART_CLASS_DEST_ADDR(false),
        SUA_MSG_PART_CLASS_DATA(false),
        XUA_MSG_PART_CLASS_EOF
}

coda_ies

const struct xua_msg_part_class coda_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_RX_SEQ_NR(false),
        SUA_MSG_PART_CLASS_RX_SEQ_NR(false),
        SUA_MSG_PART_CLASS_CREDIT(false),
        XUA_MSG_PART_CLASS_EOF
}

codt_ies

const struct xua_msg_part_class codt_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_SEQ_NR(false),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_MSG_PRIO(false),
        SUA_MSG_PART_CLASS_CORR_ID(false),
        SUA_MSG_PART_CLASS_DATA(true),
        XUA_MSG_PART_CLASS_EOF
}

coerr_ies

const struct xua_msg_part_class coerr_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_CAUSE(true),
        XUA_MSG_PART_CLASS_EOF
}

coit_ies

const struct xua_msg_part_class coit_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_PROTO_CLASS(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_SEQ_NR(false),
        SUA_MSG_PART_CLASS_CREDIT(false),
        XUA_MSG_PART_CLASS_EOF
}

core_ies

const struct xua_msg_part_class core_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_PROTO_CLASS(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        SUA_MSG_PART_CLASS_SEQ_CTRL(true),
        SUA_MSG_PART_CLASS_SEQ_NR(false),
        SUA_MSG_PART_CLASS_SRC_ADDR(false),
        SUA_MSG_PART_CLASS_HOP_CTR(false),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        SUA_MSG_PART_CLASS_MSG_PRIO(false),
        SUA_MSG_PART_CLASS_CREDIT(false),
        SUA_MSG_PART_CLASS_DATA(false),
        XUA_MSG_PART_CLASS_EOF
}

coref_ies

const struct xua_msg_part_class coref_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_CAUSE(true),
        SUA_MSG_PART_CLASS_SRC_ADDR(false),
        SUA_MSG_PART_CLASS_DEST_ADDR(false),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        SUA_MSG_PART_CLASS_DATA(false),
        XUA_MSG_PART_CLASS_EOF
}

daud_ies

const struct xua_msg_part_class daud_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(true),
        SUA_MSG_PART_CLASS_SSN(false),
        SUA_MSG_PART_CLASS_USER_CAUSE(false),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

dava_ies

const struct xua_msg_part_class dava_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(true),
        SUA_MSG_PART_CLASS_SSN(false),
        SUA_MSG_PART_CLASS_SMI(false),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

dereg_req_ies

const struct xua_msg_part_class dereg_req_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        XUA_MSG_PART_CLASS_EOF
}

dereg_rsp_ies

const struct xua_msg_part_class dereg_rsp_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_DEREG_RESULT(true),
        XUA_MSG_PART_CLASS_EOF
}

drst_ies

const struct xua_msg_part_class drst_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(true),
        SUA_MSG_PART_CLASS_SSN(false),
        SUA_MSG_PART_CLASS_SMI(false),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

duna_ies

const struct xua_msg_part_class duna_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(true),
        SUA_MSG_PART_CLASS_SSN(false),
        SUA_MSG_PART_CLASS_SMI(false),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

dupu_ies

const struct xua_msg_part_class dupu_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(true),
        SUA_MSG_PART_CLASS_USER_CAUSE(true),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

reg_req_ies

const struct xua_msg_part_class reg_req_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTING_KEY(true),
        SUA_MSG_PART_CLASS_ASP_CAPA(false),
        XUA_MSG_PART_CLASS_EOF
}

reg_rsp_ies

const struct xua_msg_part_class reg_rsp_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_REG_RESULT(true),
        XUA_MSG_PART_CLASS_EOF
}

relco_ies

const struct xua_msg_part_class relco_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        XUA_MSG_PART_CLASS_EOF
}

relre_ies

const struct xua_msg_part_class relre_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        SUA_MSG_PART_CLASS_CAUSE(true),
        SUA_MSG_PART_CLASS_IMPORTANCE(false),
        SUA_MSG_PART_CLASS_DATA(false),
        XUA_MSG_PART_CLASS_EOF
}

resco_ies

const struct xua_msg_part_class resco_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        XUA_MSG_PART_CLASS_EOF
}

resre_ies

const struct xua_msg_part_class resre_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(true),
        SUA_MSG_PART_CLASS_DEST_REF(true),
        SUA_MSG_PART_CLASS_SRC_REF(true),
        SUA_MSG_PART_CLASS_CAUSE(true),
        XUA_MSG_PART_CLASS_EOF
}

scon_ies

const struct xua_msg_part_class scon_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(true),
        SUA_MSG_PART_CLASS_SSN(false),
        SUA_MSG_PART_CLASS_CONG_LEVEL(true),
        SUA_MSG_PART_CLASS_SMI(false),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

sua_asp_act_ies

const struct xua_msg_part_class sua_asp_act_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_TRAF_MODE_TYP(false),
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_TID(false),
        SUA_MSG_PART_CLASS_DRN(false),
        SUA_MSG_PART_CLASS_INFO_STRING(false),
        XUA_MSG_PART_CLASS_EOF
}

sua_aspxm_map

const struct xua_msg_event_map sua_aspxm_map[]

static

Initial value:

= {
        { SUA_MSGC_ASPSM, SUA_ASPSM_UP, XUA_ASP_E_ASPSM_ASPUP },
        { SUA_MSGC_ASPSM, SUA_ASPSM_DOWN, XUA_ASP_E_ASPSM_ASPDN },
        { SUA_MSGC_ASPSM, SUA_ASPSM_BEAT, XUA_ASP_E_ASPSM_BEAT },
        { SUA_MSGC_ASPSM, SUA_ASPSM_UP_ACK, XUA_ASP_E_ASPSM_ASPUP_ACK },
        { SUA_MSGC_ASPSM, SUA_ASPSM_DOWN_ACK, XUA_ASP_E_ASPSM_ASPDN_ACK },
        { SUA_MSGC_ASPSM, SUA_ASPSM_BEAT_ACK, XUA_ASP_E_ASPSM_BEAT_ACK },
        { SUA_MSGC_ASPTM, SUA_ASPTM_ACTIVE, XUA_ASP_E_ASPTM_ASPAC },
        { SUA_MSGC_ASPTM, SUA_ASPTM_INACTIVE, XUA_ASP_E_ASPTM_ASPIA },
        { SUA_MSGC_ASPTM, SUA_ASPTM_ACTIVE_ACK, XUA_ASP_E_ASPTM_ASPAC_ACK },
        { SUA_MSGC_ASPTM, SUA_ASPTM_INACTIVE_ACK, XUA_ASP_E_ASPTM_ASPIA_ACK },
}

Referenced by sua_rx_asp().

sua_cause_type_names

const struct value_string sua_cause_type_names[]

Initial value:

= {
        { SUA_CAUSE_T_RETURN, "Return Cause" },
        { SUA_CAUSE_T_REFUSAL, "Refusal Cause" },
        { SUA_CAUSE_T_RELEASE, "Release Cause" },
        { SUA_CAUSE_T_RESET, "Reset Cause" },
        { SUA_CAUSE_T_ERROR, "Error Cause" },
        {}
}

Referenced by osmo_sua_sccp_cause_name().

sua_cl_msgt_names

const struct value_string sua_cl_msgt_names[]

static

Initial value:

= {
        { SUA_CL_CLDT,          "CLDT" },
        { SUA_CL_CLDR,          "CLDR" },
        { 0, NULL }
}

sua_co_msgt_names

const struct value_string sua_co_msgt_names[]

static

Initial value:

= {
        { SUA_CO_CODT,          "CODT" },
        { SUA_CO_CODA,          "CODA" },
        { SUA_CO_CORE,          "CORE" },  
        { SUA_CO_COAK,          "COAK" },  
        { SUA_CO_COREF,         "COREF" }, 
        { SUA_CO_RELRE,         "RELRE" }, 
        { SUA_CO_RELCO,         "RELCO" },
        { SUA_CO_RESRE,         "RESRE" },
        { SUA_CO_RESCO,         "RESCO" },
        { SUA_CO_COERR,         "COERR" },
        { SUA_CO_COIT,          "COIT" },
        { 0, NULL }
}

sua_err_req_ies

const struct xua_msg_part_class sua_err_req_ies[]

static

Initial value:

= {
        SUA_MSG_PART_CLASS_ERR_CODE(true),
        SUA_MSG_PART_CLASS_ROUTE_CTX(false),
        SUA_MSG_PART_CLASS_NET_APPEARANCE(false),
        SUA_MSG_PART_CLASS_AFFECTED_PC(false),
        SUA_MSG_PART_CLASS_DIAG_INFO(false),
        XUA_MSG_PART_CLASS_EOF
}

sua_iei_names

const struct value_string sua_iei_names[]

static

sua_msg_class_asptm

const struct xua_msg_class sua_msg_class_asptm

Initial value:

= {
        .name = "ASPTM",
        .msgt_names = m3ua_asptm_msgt_names,
        .iei_names = sua_iei_names,
        .ies = {
                IES(SUA_ASPTM_ACTIVE, sua_asp_act_ies),
                IES(SUA_ASPTM_INACTIVE, m3ua_asp_inact_ies),
                IES(SUA_ASPTM_ACTIVE_ACK, m3ua_asp_act_ack_ies),
                IES(SUA_ASPTM_INACTIVE_ACK, m3ua_asp_inact_ack_ies),
        },
}

sua_msg_class_cl

const struct xua_msg_class sua_msg_class_cl

static

Initial value:

= {
        .name = "CL",
        .msgt_names = sua_cl_msgt_names,
        .iei_names = sua_iei_names,
        .ies = {
                IES(SUA_CL_CLDT, cldt_ies),
                IES(SUA_CL_CLDR, cldr_ies),
        },
}

sua_msg_class_co

const struct xua_msg_class sua_msg_class_co

static

Initial value:

= {
        .name = "CO",
        .msgt_names = sua_co_msgt_names,
        .iei_names = sua_iei_names,
        .ies = {
                IES(SUA_CO_CODT, codt_ies),
                IES(SUA_CO_CODA, coda_ies),
                IES(SUA_CO_CORE, core_ies),
                IES(SUA_CO_COAK, coak_ies),
                IES(SUA_CO_COREF, coref_ies),
                IES(SUA_CO_RELRE, relre_ies),
                IES(SUA_CO_RELCO, relco_ies),
                IES(SUA_CO_RESRE, resre_ies),
                IES(SUA_CO_RESCO, resco_ies),
                IES(SUA_CO_COERR, coerr_ies),
                IES(SUA_CO_COIT, coit_ies),
        },
}

sua_msg_class_mgmt

const struct xua_msg_class sua_msg_class_mgmt

static

Initial value:

= {
        .name = "MGMT",
        .msgt_names = m3ua_mgmt_msgt_names,
        .iei_names = sua_iei_names,
        .ies = {
                IES(SUA_MGMT_ERR, sua_err_req_ies),
                IES(SUA_MGMT_NTFY, m3ua_ntfy_req_ies),
        },
}

sua_msg_class_rkm

const struct xua_msg_class sua_msg_class_rkm

Initial value:

= {
        .name = "RKM",
        .msgt_names = m3ua_rkm_msgt_names, 
        .iei_names = sua_iei_names,
        .ies = {
                IES(SUA_RKM_REG_REQ, reg_req_ies),
                IES(SUA_RKM_REG_RSP, reg_rsp_ies),
                IES(SUA_RKM_DEREG_REQ, dereg_req_ies),
                IES(SUA_RKM_DEREG_RSP, dereg_rsp_ies),
        },
}

sua_msg_class_snm

const struct xua_msg_class sua_msg_class_snm

Initial value:

= {
        .name = "SNM",
        
        .msgt_names = m3ua_snm_msgt_names,
        .iei_names = sua_iei_names,
        .ies = {
                IES(SUA_SNM_DUNA, duna_ies),
                IES(SUA_SNM_DAVA, dava_ies),
                IES(SUA_SNM_DAUD, daud_ies),
                IES(SUA_SNM_SCON, scon_ies),
                IES(SUA_SNM_DUPU, dupu_ies),
                IES(SUA_SNM_DRST, drst_ies),
        },
}

xua_dialect_sua

const struct xua_dialect xua_dialect_sua

Initial value:

= {
        .name = "SUA",
        .ppid = SUA_PPID,
        .port = SUA_PORT,
        .log_subsys = DLSUA,
        .class = {
                [SUA_MSGC_MGMT] = &sua_msg_class_mgmt,
                [SUA_MSGC_SNM] = &sua_msg_class_snm,
                [SUA_MSGC_ASPSM] = &m3ua_msg_class_aspsm, 
                [SUA_MSGC_ASPTM] = &sua_msg_class_asptm,
                [SUA_MSGC_CL] = &sua_msg_class_cl,
                [SUA_MSGC_CO] = &sua_msg_class_co,
                [SUA_MSGC_RKM] = &sua_msg_class_rkm,
        },
}

Referenced by ensure_opc_in_calling_ssn(), m3ua_rx_xfer(), osmo_sua_to_sccp(), sccp_conn_opt_data_send_cache(), sccp_conn_scu_gen_encode_and_send(), sccp_find_user(), sccp_rout_fail_enqueue(), sccp_sclc_rx_from_scrc(), sccp_sclc_rx_scrc_rout_fail(), sccp_scoc_rx_from_scrc(), sccp_scoc_rx_inval_opc(), sccp_scoc_rx_inval_src_ref(), sccp_scoc_rx_scrc_rout_fail(), sccp_scoc_rx_unass_local_ref(), sccp_scrc_rx_sclc_msg(), sccp_scrc_rx_scoc_conn_msg(), sclc_rx_cldr(), sclc_rx_cldt(), scoc_fsm_idle(), scrc_node_2(), scrc_rx_mtp_xfer_ind_xua(), send_back_udts(), sua_rx_mgmt_err(), and sua_rx_msg().