xua_internal.h File Reference

#include <osmocom/core/tdef.h>
#include <osmocom/sigtran/osmo_ss7.h>
#include "xua_msg.h"

Go to the source code of this file.

Macros
#define	M3UA_MSG_SIZE   2048
#define	M3UA_MSG_HEADROOM   512
#define	CS7_STR   "ITU-T Signaling System 7\n"
#define	PC_STR   "Point Code\n"
#define	INST_STR   "An instance of the SS7 stack\n"

Enumerations
enum	ss7_asp_lm_timer {   SS7_ASP_LM_T_WAIT_ASP_UP = 1 , SS7_ASP_LM_T_WAIT_NOTIFY , SS7_ASP_LM_T_WAIT_NOTIY_RKM , SS7_ASP_LM_T_WAIT_RK_REG_RESP ,   SS7_ASP_LM_TIMERS_LEN }

Functions
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...
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...
struct xua_msg *	osmo_sccp_to_xua (struct msgb *msg)
	convert SCCP message to a SUA message More...
struct msgb *	osmo_sua_to_sccp (struct xua_msg *xua)
	convert parsed SUA message to SCCP message More...
int	sua_rx_msg (struct osmo_ss7_asp *asp, struct msgb *msg)
	process SUA message received from socket More...
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...
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_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...
struct osmo_mtp_prim *	m3ua_to_xfer_ind (struct xua_msg *xua)
int	m3ua_hmdc_rx_from_l2 (struct osmo_ss7_instance *inst, struct xua_msg *xua)
int	m3ua_tx_xua_as (struct osmo_ss7_as *as, struct xua_msg *xua)
	Send a given xUA message via a given M3UA Application Server. More...
void	m3ua_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 char *info_string, bool available)
	Transmit SSNM DUNA/DAVA message indicating [un]availability of certain point code[s]. More...
void	m3ua_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 *concerned_dpc, const uint8_t *cong_level, const char *info_string)
	Transmit SSNM SCON message indicating congestion. More...
void	m3ua_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...
void	xua_snm_rx_daud (struct osmo_ss7_asp *asp, struct xua_msg *xua)
void	xua_snm_rx_duna (struct osmo_ss7_asp *asp, struct osmo_ss7_as *as, struct xua_msg *xua)
void	xua_snm_rx_dava (struct osmo_ss7_asp *asp, struct osmo_ss7_as *as, struct xua_msg *xua)
void	xua_snm_rx_dupu (struct osmo_ss7_asp *asp, struct osmo_ss7_as *as, struct xua_msg *xua)
void	xua_snm_rx_scon (struct osmo_ss7_asp *asp, struct osmo_ss7_as *as, struct xua_msg *xua)
int	m3ua_rx_msg (struct osmo_ss7_asp *asp, struct msgb *msg)
	process M3UA message received from socket More...
struct msgb *	m3ua_msgb_alloc (const char *name)
struct xua_msg *	m3ua_xfer_from_data (const struct m3ua_data_hdr *data_hdr, const uint8_t *data, unsigned int data_len)
struct m3ua_data_hdr *	data_hdr_from_m3ua (struct xua_msg *xua)
void	m3ua_dh_to_xfer_param (struct osmo_mtp_transfer_param *param, const struct m3ua_data_hdr *mdh)
void	mtp_xfer_param_to_m3ua_dh (struct m3ua_data_hdr *mdh, const struct osmo_mtp_transfer_param *param)
struct xua_msg *	m3ua_encode_notify (const struct osmo_xlm_prim_notify *npar)
int	m3ua_decode_notify (struct osmo_xlm_prim_notify *npar, void *ctx, const struct xua_msg *xua)
int	m3ua_rx_rkm (struct osmo_ss7_asp *asp, struct xua_msg *xua)
void	xua_rkm_cleanup_dyn_as_for_asp (struct osmo_ss7_asp *asp)
struct osmo_xlm_prim *	xua_xlm_prim_alloc (enum osmo_xlm_prim_type prim_type, enum osmo_prim_operation op)
void	xua_asp_send_xlm_prim (struct osmo_ss7_asp *asp, struct osmo_xlm_prim *prim)
void	xua_asp_send_xlm_prim_simple (struct osmo_ss7_asp *asp, enum osmo_xlm_prim_type prim_type, enum osmo_prim_operation op)
void	xua_snm_pc_available (struct osmo_ss7_as *as, const uint32_t *aff_pc, unsigned int num_aff_pc, const char *info_str, bool available)
static const char *	ss7_asp_lm_timer_name (enum ss7_asp_lm_timer val)
int	xua_as_transmit_msg (struct osmo_ss7_as *as, struct msgb *msg)
int	xua_find_as_for_asp (struct osmo_ss7_as **as, const struct osmo_ss7_asp *asp, const struct xua_msg_part *rctx_ie)
	Find the AS for given ASP + optional routing context IE. More...
int	ipa_tx_xua_as (struct osmo_ss7_as *as, struct xua_msg *xua)
	Send a given xUA message via a given IPA "Application Server". More...
int	ipa_rx_msg (struct osmo_ss7_asp *asp, struct msgb *msg, uint8_t sls)
	process M3UA message received from socket More...
struct osmo_ss7_as *	ipa_find_as_for_asp (struct osmo_ss7_asp *asp)
int	osmo_isup_party_parse (char *out_digits, const uint8_t *in, unsigned int in_num_bytes, bool odd)
	Parse ISUP style address of BCD digets. More...
int	osmo_sccp_addr_parse (struct osmo_sccp_addr *out, const uint8_t *addr, unsigned int addrlen)
	Parse wire-encoded SCCP address into osmo_sccp_addr. More...
int	osmo_sccp_addr_encode (struct msgb *msg, const struct osmo_sccp_addr *in)
	encode a SCCP address from parsed format to wire format More...
int	ss7_asp_rx_unknown (struct osmo_ss7_asp *asp, int ppid_mux, struct msgb *msg)

Variables
const struct xua_msg_class	m3ua_msg_class_mgmt
const struct xua_msg_class	m3ua_msg_class_snm
const struct xua_msg_class	m3ua_msg_class_rkm
const struct xua_msg_class	m3ua_msg_class_aspsm
const struct xua_msg_class	m3ua_msg_class_asptm
const struct value_string	m3ua_err_names []
const struct value_string	m3ua_ntfy_type_names []
const struct value_string	m3ua_ntfy_stchg_names []
const struct value_string	m3ua_ntfy_other_names []
const struct osmo_tdef	ss7_asp_lm_timer_defaults [SS7_ASP_LM_TIMERS_LEN]
const struct value_string	ss7_asp_lm_timer_names []
struct osmo_fsm	xua_default_lm_fsm
const struct value_string	m3ua_rkm_reg_status_vals []
const struct value_string	m3ua_rkm_dereg_status_vals []

Macro Definition Documentation

CS7_STR

#define CS7_STR   "ITU-T Signaling System 7\n"

INST_STR

#define INST_STR   "An instance of the SS7 stack\n"

M3UA_MSG_HEADROOM

#define M3UA_MSG_HEADROOM   512

M3UA_MSG_SIZE

#define M3UA_MSG_SIZE   2048

PC_STR

#define PC_STR   "Point Code\n"

Enumeration Type Documentation

ss7_asp_lm_timer

enum ss7_asp_lm_timer

Enumerator
SS7_ASP_LM_T_WAIT_ASP_UP
SS7_ASP_LM_T_WAIT_NOTIFY
SS7_ASP_LM_T_WAIT_NOTIY_RKM
SS7_ASP_LM_T_WAIT_RK_REG_RESP
SS7_ASP_LM_TIMERS_LEN

Function Documentation

data_hdr_from_m3ua()

struct m3ua_data_hdr * data_hdr_from_m3ua

(

struct xua_msg *

xua

)

References xua_msg_part::dat, xua_msg::hdr, M3UA_IEI_PROT_DATA, M3UA_MSGC_XFER, M3UA_XFER_DATA, xua_common_hdr::msg_class, xua_common_hdr::msg_type, and xua_msg_find_tag().

Referenced by hmdt_message_for_distribution(), and m3ua_rx_xfer().

ipa_find_as_for_asp()

struct osmo_ss7_as * ipa_find_as_for_asp

(

struct osmo_ss7_asp *

asp

)

References osmo_ss7_instance::as_list, osmo_ss7_asp::inst, osmo_ss7_as::list, and osmo_ss7_as_has_asp().

Referenced by ipa_asp_fsm_start(), and ipa_rx_msg_sccp().

ipa_rx_msg()

int ipa_rx_msg	(	struct osmo_ss7_asp *	asp,
		struct msgb *	msg,
		uint8_t	sls
	)

process M3UA message received from socket

Parameters

[in]	asp	Application Server Process receiving msg
[in]	msg	received message buffer. Callee takes ownership!
[in]	sls	The SLS (signaling link selector) field to use in the generated M3UA header

Returns

0 on success; negative on error

References osmo_ss7_asp::cfg, ipa_rx_msg_ccm(), ipa_rx_msg_sccp(), OSMO_SS7_ASP_PROT_IPA, osmo_ss7_asp::proto, sls, and ss7_asp_rx_unknown().

Referenced by ipa_cli_read_cb(), and ss7_asp_ipa_srv_conn_rx_cb().

ipa_tx_xua_as()

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

Send a given xUA message via a given IPA "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, xua_msg_part::dat, xua_msg_part::len, LOGPAS, M3UA_IEI_PROT_DATA, MTP_SI_SCCP, OSMO_SS7_ASP_PROT_IPA, osmo_ss7_as::proto, m3ua_data_hdr::si, xua_as_transmit_msg(), and xua_msg_find_tag().

Referenced by hmrt_message_for_routing().

m3ua_decode_notify()

int m3ua_decode_notify	(	struct osmo_xlm_prim_notify *	npar,
		void *	ctx,
		const struct xua_msg *	xua
	)

References osmo_xlm_prim_notify::asp_id, xua_msg_part::dat, osmo_xlm_prim_notify::info_string, xua_msg_part::len, M3UA_IEI_ASP_ID, M3UA_IEI_INFO_STRING, M3UA_IEI_ROUTE_CTX, M3UA_IEI_STATUS, NOTIFY_PAR_P_ASP_ID, NOTIFY_PAR_P_ROUTE_CTX, osmo_xlm_prim_notify::presence, osmo_xlm_prim_notify::route_ctx, osmo_xlm_prim_notify::status_info, osmo_xlm_prim_notify::status_type, xua_msg_find_tag(), and xua_msg_part_get_u32().

Referenced by m3ua_rx_mgmt_ntfy(), and sua_rx_mgmt_ntfy().

m3ua_dh_to_xfer_param()

void m3ua_dh_to_xfer_param	(	struct osmo_mtp_transfer_param *	param,
		const struct m3ua_data_hdr *	mdh
	)

References osmo_mtp_transfer_param::dpc, m3ua_data_hdr::dpc, m3ua_data_hdr::mp, m3ua_data_hdr::ni, osmo_mtp_transfer_param::opc, m3ua_data_hdr::opc, m3ua_data_hdr::si, osmo_mtp_transfer_param::sio, osmo_mtp_transfer_param::sls, and m3ua_data_hdr::sls.

Referenced by ipa_rx_msg_sccp(), m3ua_rx_xfer(), and m3ua_to_xfer_ind().

m3ua_encode_notify()

struct xua_msg * m3ua_encode_notify

(

const struct osmo_xlm_prim_notify *

npar

)

References osmo_xlm_prim_notify::asp_id, xua_msg::hdr, osmo_xlm_prim_notify::info_string, M3UA_IEI_ASP_ID, M3UA_IEI_INFO_STRING, M3UA_IEI_ROUTE_CTX, M3UA_IEI_STATUS, M3UA_MGMT_NTFY, M3UA_MSGC_MGMT, M3UA_NOTIFY, NOTIFY_PAR_P_ASP_ID, NOTIFY_PAR_P_ROUTE_CTX, osmo_xlm_prim_notify::presence, osmo_xlm_prim_notify::route_ctx, osmo_xlm_prim_notify::status_info, osmo_xlm_prim_notify::status_type, XUA_HDR, xua_msg_add_data(), xua_msg_add_u32(), and xua_msg_alloc().

Referenced by encode_notify().

m3ua_hmdc_rx_from_l2()

int m3ua_hmdc_rx_from_l2	(	struct osmo_ss7_instance *	inst,
		struct xua_msg *	xua
	)

References osmo_mtp_transfer_param::dpc, dpc, hmdt_message_for_distribution(), hmrt_message_for_routing(), osmo_ss7_as::inst, xua_msg::mtp, osmo_ss7_pc_is_local(), and osmo_ss7_pointcode_print().

Referenced by ipa_rx_msg_sccp(), m3ua_rx_xfer(), and osmo_ss7_user_mtp_xfer_req().

m3ua_msgb_alloc()

struct msgb * m3ua_msgb_alloc

(

const char *

name

)

References M3UA_MSG_HEADROOM, and M3UA_MSG_SIZE.

Referenced by m3ua_rx_rkm_dereg_req(), m3ua_rx_rkm_reg_req(), m3ua_to_xfer_ind(), xua_rkm_send_dereg_req(), and xua_rkm_send_reg_req().

m3ua_rx_msg()

int m3ua_rx_msg	(	struct osmo_ss7_asp *	asp,
		struct msgb *	msg
	)

process M3UA 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, xua_common_hdr::data, xua_msg::hdr, LOGPASP, M3UA_ERR_INVAL_STREAM_ID, M3UA_ERR_INVALID_VERSION, M3UA_ERR_MISSING_PARAM, M3UA_ERR_PARAM_FIELD_ERR, M3UA_ERR_UNSUPP_MSG_CLASS, m3ua_gen_error_msg(), M3UA_MSGC_ASPSM, M3UA_MSGC_ASPTM, M3UA_MSGC_MGMT, M3UA_MSGC_RKM, M3UA_MSGC_SNM, M3UA_MSGC_XFER, m3ua_rx_asp(), m3ua_rx_mgmt(), m3ua_rx_rkm(), m3ua_rx_snm(), m3ua_rx_xfer(), m3ua_tx_xua_asp(), M3UA_VERSION, xua_common_hdr::msg_class, OSMO_SS7_ASP_PROT_M3UA, osmo_ss7_asp::proto, xua_common_hdr::version, xua_dialect_check_all_mand_ies(), xua_dialect_m3ua, xua_from_msg(), xua_hdr_dump(), and xua_msg_free().

Referenced by ss7_asp_m3ua_tcp_srv_conn_rx_cb(), ss7_asp_xua_srv_conn_rx_cb(), and xua_cli_read_cb().

m3ua_rx_rkm()

int m3ua_rx_rkm	(	struct osmo_ss7_asp *	asp,
		struct xua_msg *	xua
	)

References xua_msg::hdr, LOGPASP, M3UA_RKM_DEREG_REQ, M3UA_RKM_DEREG_RSP, M3UA_RKM_REG_REQ, M3UA_RKM_REG_RSP, m3ua_rx_rkm_dereg_req(), m3ua_rx_rkm_dereg_rsp(), m3ua_rx_rkm_reg_req(), m3ua_rx_rkm_reg_rsp(), and xua_common_hdr::msg_type.

Referenced by m3ua_rx_msg().

m3ua_to_xfer_ind()

struct osmo_mtp_prim * m3ua_to_xfer_ind

(

struct xua_msg *

xua

)

References xua_msg_part::dat, xua_msg_part::len, m3ua_dh_to_xfer_param(), M3UA_IEI_PROT_DATA, m3ua_msgb_alloc(), MTP_SAP_USER, osmo_mtp_prim::oph, OSMO_MTP_PRIM_TRANSFER, osmo_mtp_prim::transfer, osmo_mtp_prim::u, and xua_msg_find_tag().

Referenced by deliver_to_mtp_user().

m3ua_tx_dupu()

void m3ua_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, m3ua_encode_dupu(), m3ua_tx_xua_asp(), and xua_msg_free().

Referenced by xua_tx_upu().

m3ua_tx_snm_available()

void m3ua_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 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]	info_string	optional information string (can be NULL).
[in]	available	are aff_pc now available (true) or unavailable (false)

References m3ua_encode_dava(), m3ua_encode_duna(), m3ua_tx_xua_asp(), and xua_msg_free().

Referenced by xua_tx_snm_available().

m3ua_tx_snm_congestion()

void m3ua_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 *	concerned_dpc,
		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]	concerned_dpc	optional concerned DPC (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, M3UA_IEI_AFFECTED_PC, M3UA_IEI_CONC_DEST, M3UA_IEI_CONG_IND, M3UA_IEI_INFO_STRING, M3UA_IEI_ROUTE_CTX, M3UA_MSGC_SNM, M3UA_SNM_SCON, m3ua_tx_xua_asp(), M3UA_VERSION, xua_common_hdr::version, XUA_HDR, xua_msg_add_data(), xua_msg_add_u32(), xua_msg_alloc(), and xua_msg_free().

Referenced by xua_tx_scon().

m3ua_tx_xua_as()

int m3ua_tx_xua_as	(	struct osmo_ss7_as *	as,
		struct xua_msg *	xua
	)

Send a given xUA message via a given M3UA 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, M3UA_IEI_ROUTE_CTX, m3ua_to_msg(), OSMO_SS7_ASP_PROT_M3UA, osmo_ss7_as::proto, osmo_ss7_as::routing_key, XUA_AS_E_TRANSFER_REQ, and xua_msg_add_u32().

Referenced by hmrt_message_for_routing().

m3ua_xfer_from_data()

struct xua_msg * m3ua_xfer_from_data	(	const struct m3ua_data_hdr *	data_hdr,
		const uint8_t *	data,
		unsigned int	data_len
	)

References xua_msg_part::dat, data, xua_msg_part::entry, xua_msg::hdr, xua_msg::headers, xua_msg_part::len, M3UA_IEI_PROT_DATA, M3UA_MSGC_XFER, M3UA_XFER_DATA, xua_msg_part::tag, XUA_HDR, and xua_msg_alloc().

Referenced by ipa_rx_msg_sccp(), and mtp_prim_to_m3ua().

mtp_xfer_param_to_m3ua_dh()

void mtp_xfer_param_to_m3ua_dh	(	struct m3ua_data_hdr *	mdh,
		const struct osmo_mtp_transfer_param *	param
	)

References osmo_mtp_transfer_param::dpc, m3ua_data_hdr::dpc, m3ua_data_hdr::mp, m3ua_data_hdr::ni, osmo_mtp_transfer_param::opc, m3ua_data_hdr::opc, m3ua_data_hdr::si, osmo_mtp_transfer_param::sio, osmo_mtp_transfer_param::sls, and m3ua_data_hdr::sls.

Referenced by mtp_prim_to_m3ua().

osmo_isup_party_parse()

int osmo_isup_party_parse	(	char *	out_digits,
		const uint8_t *	in,
		unsigned int	in_num_bytes,
		bool	odd
	)

Parse ISUP style address of BCD digets.

Parameters

[out]	out_digits	user-allocated buffer for ASCII digits
[in]	in	BCD-encoded digits
[in]	in_num_bytes	Size of in in bytes
[in]	odd	Odd (true) or even (false) number of digits

Returns

number of digits generated

Referenced by osmo_sccp_addr_parse().

osmo_sccp_addr_encode()

int osmo_sccp_addr_encode	(	struct msgb *	msg,
		const struct osmo_sccp_addr *	in
	)

encode a SCCP address from parsed format to wire format

Parameters

[out]	msg	message buffer to which address is to be appended
[in]	in	data structure describing SCCP address

Returns

number of bytes written to msg

References osmo_sccp_gt::digits, osmo_sccp_addr::gt, osmo_sccp_gt::gti, msgb_put_u16le(), osmo_sccp_gt::nai, osmo_sccp_gt::npi, osmo_isup_party_encode(), OSMO_SCCP_ADDR_T_GT, OSMO_SCCP_ADDR_T_PC, OSMO_SCCP_ADDR_T_SSN, OSMO_SCCP_GTI_NAI_ONLY, OSMO_SCCP_GTI_NO_GT, OSMO_SCCP_GTI_TT_NPL_ENC, OSMO_SCCP_GTI_TT_NPL_ENC_NAI, OSMO_SCCP_GTI_TT_ONLY, OSMO_SCCP_RI_GT, OSMO_SCCP_RI_SSN_PC, osmo_sccp_addr::pc, osmo_sccp_addr::presence, osmo_sccp_addr::ri, osmo_sccp_addr::ssn, and osmo_sccp_gt::tt.

Referenced by sua_addr_to_sccp().

osmo_sccp_addr_parse()

int osmo_sccp_addr_parse	(	struct osmo_sccp_addr *	out,
		const uint8_t *	addr,
		unsigned int	addrlen
	)

Parse wire-encoded SCCP address into osmo_sccp_addr.

Parameters

[out]	out	user-allocated output data structure
[in]	addr	wire-encoded SCCP address
[in]	addrlen	Size of addr in bytes

Returns

0 in case of success, negative on error According to Q.713/3.4 and RFC3868/3.10.2

References osmo_sccp_gt::digits, osmo_sccp_addr::gt, osmo_sccp_gt::gti, osmo_sccp_gt::nai, osmo_sccp_gt::npi, osmo_isup_party_parse(), OSMO_SCCP_ADDR_T_GT, OSMO_SCCP_ADDR_T_PC, OSMO_SCCP_ADDR_T_SSN, OSMO_SCCP_GTI_NAI_ONLY, OSMO_SCCP_GTI_NO_GT, OSMO_SCCP_GTI_TT_NPL_ENC, OSMO_SCCP_GTI_TT_NPL_ENC_NAI, OSMO_SCCP_GTI_TT_ONLY, OSMO_SCCP_RI_GT, OSMO_SCCP_RI_SSN_PC, osmo_sccp_addr::pc, osmo_sccp_addr::presence, osmo_sccp_addr::ri, osmo_sccp_addr::ssn, and osmo_sccp_gt::tt.

Referenced by sccp_addr_to_sua().

osmo_sccp_to_xua()

struct xua_msg * osmo_sccp_to_xua

(

struct msgb *

msg

)

convert SCCP message to a SUA message

Parameters

[in]

msg

message buffer holding SCCP message at l2h

Returns

callee-allocated xUA message on success; NULL on error

References xua_msg::hdr, sccp_to_xua_cc(), sccp_to_xua_cr(), sccp_to_xua_cref(), sccp_to_xua_dt1(), sccp_to_xua_err(), sccp_to_xua_it(), sccp_to_xua_ludt(), sccp_to_xua_ludts(), sccp_to_xua_rlc(), sccp_to_xua_rlsd(), sccp_to_xua_udt(), sccp_to_xua_udts(), sccp_to_xua_xudt(), sccp_to_xua_xudts(), SUA_CL_CLDR, SUA_CL_CLDT, SUA_CO_COAK, SUA_CO_CODT, SUA_CO_COERR, SUA_CO_COIT, SUA_CO_CORE, SUA_CO_COREF, SUA_CO_RELCO, SUA_CO_RELRE, SUA_MSGC_CL, SUA_MSGC_CO, XUA_HDR, xua_msg_alloc(), and xua_msg_free().

Referenced by mtp_user_prim_cb(), and patch_sccp_with_pc().

osmo_sua_to_sccp()

struct msgb * osmo_sua_to_sccp

(

struct xua_msg *

xua

)

convert parsed SUA message to SCCP message

Parameters

[in]

xua

parsed SUA message to be converted

Returns

callee-allocated msgb containing encoded SCCP message

References xua_msg::hdr, xua_common_hdr::msg_class, xua_common_hdr::msg_type, sccp_msgb_alloc(), SUA_CL_CLDR, SUA_CL_CLDT, SUA_CO_COAK, SUA_CO_CODT, SUA_CO_COERR, SUA_CO_COIT, SUA_CO_CORE, SUA_CO_COREF, SUA_CO_RELCO, SUA_CO_RELRE, SUA_MSGC_CL, SUA_MSGC_CO, sua_to_sccp_cc(), sua_to_sccp_cr(), sua_to_sccp_cref(), sua_to_sccp_dt1(), sua_to_sccp_err(), sua_to_sccp_it(), sua_to_sccp_rlc(), sua_to_sccp_rlsd(), sua_to_sccp_udt(), sua_to_sccp_udts(), xua_dialect_sua, and xua_hdr_dump().

Referenced by patch_sccp_with_pc(), and sua2sccp_tx_m3ua().

ss7_asp_lm_timer_name()

static const char * ss7_asp_lm_timer_name ( enum ss7_asp_lm_timer  val )

inlinestatic

References ss7_asp_lm_timer_names.

ss7_asp_rx_unknown()

int ss7_asp_rx_unknown	(	struct osmo_ss7_asp *	asp,
		int	ppid_mux,
		struct msgb *	msg
	)

References osmo_ss7_asp::cfg, osmo_ss7_asp::ctrg, g_osmo_ss7_asp_rx_unknown_cb, LOGPASP, OSMO_SS7_ASP_PROT_IPA, osmo_ss7_asp::proto, and SS7_ASP_CTR_PKT_RX_UNKNOWN.

Referenced by ipa_rx_msg(), ss7_asp_xua_srv_conn_rx_cb(), and xua_cli_read_cb().

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 ensure_opc_in_calling_ssn(), gen_ret_msg(), patch_sccp_with_pc(), sccp_find_user(), sccp_scrc_rx_sclc_msg(), sccp_scrc_rx_scoc_conn_msg(), sclc_rx_cldr(), sclc_rx_cldt(), scoc_fsm_idle(), scrc_rx_mtp_xfer_ind_xua(), and scu_gen_encode_and_send().

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_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

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_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, xua_common_hdr::data, osmo_mtp_transfer_param::dpc, xua_msg::hdr, osmo_ss7_asp::inst, LOGPASP, xua_common_hdr::msg_class, xua_msg::mtp, MTP_SI_SCCP, 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_MISSING_PARAM, 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_mand_ies(), xua_dialect_sua, xua_from_msg(), xua_hdr_dump(), and xua_msg_free().

Referenced by ss7_asp_xua_srv_conn_rx_cb(), and xua_cli_read_cb().

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 whihc 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, 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_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, sua_to_msg(), XUA_AS_E_TRANSFER_REQ, and xua_msg_add_u32().

Referenced by gen_mtp_transfer_req_xua().

xua_as_transmit_msg()

int xua_as_transmit_msg	(	struct osmo_ss7_as *	as,
		struct msgb *	msg
	)

References _NUM_OSMO_SS7_ASP_TMOD, osmo_ss7_as::cfg, osmo_ss7_as::fi, osmo_ss7_as::mode, osmo_ss7_as_select_asp(), OSMO_SS7_AS_TMOD_BCAST, OSMO_SS7_AS_TMOD_LOADSHARE, OSMO_SS7_AS_TMOD_OVERRIDE, OSMO_SS7_AS_TMOD_ROUNDROBIN, osmo_ss7_asp_send(), and xua_as_transmit_msg_broadcast().

Referenced by ipa_tx_xua_as(), xua_as_fsm_active(), and xua_as_fsm_pending().

xua_asp_send_xlm_prim()

void xua_asp_send_xlm_prim	(	struct osmo_ss7_asp *	asp,
		struct osmo_xlm_prim *	prim
	)

References osmo_ss7_asp::fi, osmo_ss7_asp::lm, osmo_xlm_prim::oph, osmo_xlm_prim_name(), and osmo_xua_layer_manager::prim_cb.

Referenced by handle_rkey_dereg_resp(), handle_rkey_reg_resp(), m3ua_rx_mgmt_err(), m3ua_rx_mgmt_ntfy(), and xua_asp_send_xlm_prim_simple().

xua_asp_send_xlm_prim_simple()

void xua_asp_send_xlm_prim_simple	(	struct osmo_ss7_asp *	asp,
		enum osmo_xlm_prim_type	prim_type,
		enum osmo_prim_operation	op
	)

References xua_asp_send_xlm_prim(), and xua_xlm_prim_alloc().

Referenced by send_xlm_prim_simple(), ss7_asp_xua_srv_conn_closed_cb(), ss7_asp_xua_srv_conn_rx_cb(), xua_accept_cb(), xua_cli_close(), xua_cli_connect_cb(), and xua_cli_read_cb().

xua_find_as_for_asp()

int xua_find_as_for_asp	(	struct osmo_ss7_as **	as,
		const struct osmo_ss7_asp *	asp,
		const struct xua_msg_part *	rctx_ie
	)

Find the AS for given ASP + optional routing context IE.

if rctx_ie == NULL, we assume that this ASP is only part of a single AS; if rctx_ie is given, then we look-up the ASP based on the routing context, and verify that this ASP is part of it.

Parameters

[out]	as	caller-provided address-of-pointer to store the found AS
[in]	asp	ASP for which we want to look-up the AS
[in]	rctx_ie	routing context IE (may be NULL) to use for look-up

Returns

0 in case of success; {M3UA,SUA}_ERR_* code in case of error.

References osmo_ss7_asp::cfg, find_single_as_for_asp(), osmo_ss7_asp::inst, LOGPASP, M3UA_ERR_INVAL_ROUT_CTX, M3UA_ERR_NO_CONFGD_AS_FOR_ASP, osmo_ss7_asp::name, osmo_ss7_as_find_by_rctx(), osmo_ss7_as_has_asp(), osmo_ss7_asp_get_log_subsys(), and xua_msg_part_get_u32().

Referenced by m3ua_rx_snm_asp(), m3ua_rx_xfer(), sua_rx_cl(), sua_rx_co(), and sua_rx_snm_asp().

xua_rkm_cleanup_dyn_as_for_asp()

void xua_rkm_cleanup_dyn_as_for_asp

(

struct osmo_ss7_asp *

asp

)

References osmo_ss7_instance::as_list, osmo_ss7_as::inst, osmo_ss7_asp::inst, osmo_ss7_as::list, osmo_ss7_as_destroy(), osmo_ss7_as_has_asp(), and osmo_ss7_as::rkm_dyn_allocated.

Referenced by ss7_asp_xua_srv_conn_closed_cb().

xua_snm_pc_available()

void xua_snm_pc_available	(	struct osmo_ss7_as *	as,
		const uint32_t *	aff_pc,
		unsigned int	num_aff_pc,
		const char *	info_str,
		bool	available
	)

References osmo_ss7_instance::asp_list, osmo_ss7_asp::cfg, get_all_rctx_for_asp(), osmo_ss7_as::inst, osmo_ss7_asp::list, osmo_ss7_asp_active(), OSMO_SS7_ASP_ROLE_SG, osmo_ss7_asp::role, osmo_ss7_instance::sccp, xua_snm_pc_available_to_sccp(), and xua_tx_snm_available().

Referenced by xua_snm_rx_dava(), and xua_snm_rx_duna().

xua_snm_rx_daud()

void xua_snm_rx_daud	(	struct osmo_ss7_asp *	asp,
		struct xua_msg *	xua
	)

References xua_msg_part::dat, format_affected_pcs_c(), get_all_rctx_for_asp(), osmo_ss7_asp::inst, xua_msg_part::len, LOGPASP, M3UA_IEI_AFFECTED_PC, M3UA_IEI_INFO_STRING, osmo_ss7_asp_get_log_subsys(), osmo_ss7_route_lookup(), xua_msg_find_tag(), xua_msg_get_str(), and xua_tx_snm_available().

Referenced by m3ua_rx_snm_asp(), m3ua_rx_snm_sg(), sua_rx_snm_asp(), and sua_rx_snm_sg().

xua_snm_rx_dava()

void xua_snm_rx_dava	(	struct osmo_ss7_asp *	asp,
		struct osmo_ss7_as *	as,
		struct xua_msg *	xua
	)

References osmo_ss7_asp::cfg, xua_msg_part::dat, format_affected_pcs_c(), osmo_ss7_asp::inst, xua_msg_part::len, LOGPASP, M3UA_IEI_AFFECTED_PC, M3UA_IEI_INFO_STRING, osmo_ss7_asp_get_log_subsys(), OSMO_SS7_ASP_PROT_SUA, OSMO_SS7_ASP_ROLE_ASP, osmo_ss7_asp::proto, osmo_ss7_asp::role, smi, SUA_IEI_SMI, SUA_IEI_SSN, sua_snm_ssn_available(), xua_msg_find_tag(), xua_msg_get_str(), xua_msg_get_u32p(), xua_msg_part_get_u32(), and xua_snm_pc_available().

Referenced by m3ua_rx_snm_asp(), and sua_rx_snm_asp().

xua_snm_rx_duna()

void xua_snm_rx_duna	(	struct osmo_ss7_asp *	asp,
		struct osmo_ss7_as *	as,
		struct xua_msg *	xua
	)

References osmo_ss7_asp::cfg, xua_msg_part::dat, format_affected_pcs_c(), osmo_ss7_asp::inst, xua_msg_part::len, LOGPASP, M3UA_IEI_AFFECTED_PC, M3UA_IEI_INFO_STRING, osmo_ss7_asp_get_log_subsys(), OSMO_SS7_ASP_PROT_SUA, OSMO_SS7_ASP_ROLE_ASP, osmo_ss7_asp::proto, osmo_ss7_asp::role, smi, SUA_IEI_SMI, SUA_IEI_SSN, sua_snm_ssn_available(), xua_msg_find_tag(), xua_msg_get_str(), xua_msg_get_u32p(), xua_msg_part_get_u32(), and xua_snm_pc_available().

Referenced by m3ua_rx_snm_asp(), and sua_rx_snm_asp().

xua_snm_rx_dupu()

void xua_snm_rx_dupu	(	struct osmo_ss7_asp *	asp,
		struct osmo_ss7_as *	as,
		struct xua_msg *	xua
	)

References osmo_ss7_asp::cfg, osmo_ss7_asp::inst, LOGPASP, M3UA_IEI_USER_CAUSE, mtp_si_vals, osmo_ss7_asp_get_log_subsys(), OSMO_SS7_ASP_PROT_M3UA, OSMO_SS7_ASP_PROT_SUA, OSMO_SS7_ASP_ROLE_ASP, osmo_ss7_pointcode_print(), osmo_ss7_asp::proto, osmo_ss7_asp::role, SUA_IEI_AFFECTED_PC, SUA_IEI_INFO_STRING, SUA_IEI_USER_CAUSE, xua_msg_get_str(), xua_msg_get_u32(), and xua_snm_upu().

Referenced by m3ua_rx_snm_asp(), and sua_rx_snm_asp().

xua_snm_rx_scon()

void xua_snm_rx_scon	(	struct osmo_ss7_asp *	asp,
		struct osmo_ss7_as *	as,
		struct xua_msg *	xua
	)

References xua_msg_part::dat, format_affected_pcs_c(), osmo_ss7_asp::inst, xua_msg_part::len, LOGPASP, M3UA_IEI_AFFECTED_PC, M3UA_IEI_CONC_DEST, M3UA_IEI_CONG_IND, M3UA_IEI_INFO_STRING, osmo_ss7_asp_get_log_subsys(), xua_msg_find_tag(), xua_msg_get_str(), xua_msg_get_u32p(), and xua_snm_scon().

Referenced by m3ua_rx_snm_asp().

xua_xlm_prim_alloc()

struct osmo_xlm_prim * xua_xlm_prim_alloc	(	enum osmo_xlm_prim_type	prim_type,
		enum osmo_prim_operation	op
	)

References osmo_xlm_prim::oph, and XUA_SAP_LM.

Referenced by handle_rkey_dereg_resp(), handle_rkey_reg_resp(), lm_timer_cb(), m3ua_rx_mgmt_err(), m3ua_rx_mgmt_ntfy(), and xua_asp_send_xlm_prim_simple().

Variable Documentation

m3ua_err_names

const struct value_string m3ua_err_names[]

extern

Referenced by m3ua_rx_mgmt_err(), peer_send_error(), and sua_rx_mgmt_err().

m3ua_msg_class_aspsm

const struct xua_msg_class m3ua_msg_class_aspsm

extern

m3ua_msg_class_asptm

const struct xua_msg_class m3ua_msg_class_asptm

extern

m3ua_msg_class_mgmt

const struct xua_msg_class m3ua_msg_class_mgmt

extern

m3ua_msg_class_rkm

const struct xua_msg_class m3ua_msg_class_rkm

extern

m3ua_msg_class_snm

const struct xua_msg_class m3ua_msg_class_snm

extern

m3ua_ntfy_other_names

const struct value_string m3ua_ntfy_other_names[]

extern

Referenced by m3ua_rx_mgmt_ntfy(), and sua_rx_mgmt_ntfy().

m3ua_ntfy_stchg_names

const struct value_string m3ua_ntfy_stchg_names[]

extern

Referenced by m3ua_rx_mgmt_ntfy(), and sua_rx_mgmt_ntfy().

m3ua_ntfy_type_names

const struct value_string m3ua_ntfy_type_names[]

extern

Referenced by m3ua_rx_mgmt_ntfy(), and sua_rx_mgmt_ntfy().

m3ua_rkm_dereg_status_vals

const struct value_string m3ua_rkm_dereg_status_vals[]

extern

Referenced by handle_rkey_dereg_resp().

m3ua_rkm_reg_status_vals

const struct value_string m3ua_rkm_reg_status_vals[]

extern

Referenced by handle_rkey_reg_resp().

ss7_asp_lm_timer_defaults

const struct osmo_tdef ss7_asp_lm_timer_defaults[SS7_ASP_LM_TIMERS_LEN]

extern

Referenced by gen_asp_timer_cmd_strs(), and ss7_asp_alloc().

ss7_asp_lm_timer_names

const struct value_string ss7_asp_lm_timer_names[]

extern

Referenced by DEFUN_ATTR(), gen_asp_timer_cmd_strs(), ss7_asp_lm_timer_name(), and write_asp_timers().

xua_default_lm_fsm

struct osmo_fsm xua_default_lm_fsm

extern

Referenced by osmo_ss7_asp_use_default_lm(), and osmo_ss7_init().