libosmo-sigtran 2.1.0.160-ddd3
Osmocom SIGTRAN library
ss7_as.h
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1#pragma once
2
3#include <stdint.h>
4#include <osmocom/core/linuxlist.h>
5#include <osmocom/core/fsm.h>
6#include <osmocom/core/msgb.h>
7#include <osmocom/core/tdef.h>
8#include <osmocom/netif/stream.h>
9
11
12#include "ss7_internal.h"
13
14/***********************************************************************
15 * SS7 Application Server
16 ***********************************************************************/
17
19struct osmo_ss7_asp;
21
23 OSMO_SS7_PATCH_NONE, /* no patching of SCCP */
24 OSMO_SS7_PATCH_BOTH, /* patch both OPC and DPC into SCCP addresses */
25};
26
63};
64
65#define NUM_AS_EXT_SLS 128
66typedef uint8_t as_ext_sls_t; /* range: 0-127, 7 bit */
68 /* ITU Q.704 4.2.1: "normal signallink link" */
70 /* ITU Q.704 4.2.1: "alternative signallink link" */
72};
73
76 struct llist_head list;
78
80 struct osmo_fsm_inst *fi;
81
84
87
89 struct rate_ctr_group *ctrg;
90
91 /* ASP loadshare: */
93
94 struct {
95 char *name;
100 /* traffic mode was configured by VTY / config file */
102 /* traffic mode was configured by RKM (routing key management) or first ASPAC */
105 uint8_t qos_class;
106 struct {
109 uint32_t opc;
110 uint32_t dpc;
113
114 struct osmo_ss7_asp *asps[16];
115 /* used for load-sharing traffic mode (round robin implementation) */
118
119 struct {
120 /* How many bits from ITU SLS field (starting from least-significant-bit)
121 * to skip for routing decisions.
122 * range 0-3, defaults to 0, which means take all 4 bits. */
123 uint8_t sls_shift;
124 /* Whether to generate a extended-SLS with OPC information, see opc_shift below. */
126 /* How many bits from ITU OPC field (starting from least-significant-bit)
127 * to skip for routing decisions (always takes 12 bits).
128 * range 0-2, defaults to 0, which means take least significant 12 bits. */
129 uint8_t opc_shift;
132};
133struct osmo_ss7_as *ss7_as_alloc(struct osmo_ss7_instance *inst, const char *name,
135struct osmo_ss7_asp *ss7_as_select_asp(struct osmo_ss7_as *as, const struct osmo_mtp_transfer_param *mtp);
136
137unsigned int osmo_ss7_as_count_asp(const struct osmo_ss7_as *as);
138int ss7_as_add_asp(struct osmo_ss7_as *as, struct osmo_ss7_asp *asp);
139int ss7_as_get_local_role(const struct osmo_ss7_as *as);
141
142#define LOGPAS(as, subsys, level, fmt, args ...) \
143 _LOGSS7((as)->inst, subsys, level, "AS(%s) " fmt, (as)->cfg.name, ## args)
osmo_ss7_asp_protocol
Definition: osmo_ss7.h:157
osmo_ss7_as_traffic_mode
Definition: osmo_ss7.h:183
osmo_ss7_as_patch_sccp_mode
Definition: ss7_as.h:22
@ OSMO_SS7_PATCH_BOTH
Definition: ss7_as.h:24
@ OSMO_SS7_PATCH_NONE
Definition: ss7_as.h:23
void ss7_as_loadshare_binding_table_reset(struct osmo_ss7_as *as)
Definition: ss7_as.c:383
uint8_t as_ext_sls_t
Definition: ss7_as.h:66
int ss7_as_get_local_role(const struct osmo_ss7_as *as)
Definition: ss7_as.c:279
#define NUM_AS_EXT_SLS
Definition: ss7_as.h:65
int ss7_as_add_asp(struct osmo_ss7_as *as, struct osmo_ss7_asp *asp)
Add given ASP to given AS.
Definition: ss7_as.c:153
struct osmo_ss7_as * ss7_as_alloc(struct osmo_ss7_instance *inst, const char *name, enum osmo_ss7_asp_protocol proto)
Allocate an Application Server.
Definition: ss7_as.c:111
struct osmo_ss7_asp * ss7_as_select_asp(struct osmo_ss7_as *as, const struct osmo_mtp_transfer_param *mtp)
Select an AS to transmit a message, according to AS configuration and ASP availability.
Definition: ss7_as.c:520
ss7_as_ctr
Definition: ss7_as.h:27
@ SS7_AS_CTR_TX_MSU_SLS_8
Definition: ss7_as.h:55
@ SS7_AS_CTR_TX_MSU_SLS_15
Definition: ss7_as.h:62
@ SS7_AS_CTR_RX_MSU_SLS_10
Definition: ss7_as.h:40
@ SS7_AS_CTR_RX_MSU_TOTAL
Definition: ss7_as.h:29
@ SS7_AS_CTR_TX_MSU_SLS_14
Definition: ss7_as.h:61
@ SS7_AS_CTR_TX_MSU_SLS_7
Definition: ss7_as.h:54
@ SS7_AS_CTR_RX_MSU_SLS_15
Definition: ss7_as.h:45
@ SS7_AS_CTR_RX_MSU_SLS_1
Definition: ss7_as.h:31
@ SS7_AS_CTR_TX_MSU_SLS_5
Definition: ss7_as.h:52
@ SS7_AS_CTR_RX_MSU_SLS_2
Definition: ss7_as.h:32
@ SS7_AS_CTR_TX_MSU_SLS_3
Definition: ss7_as.h:50
@ SS7_AS_CTR_RX_MSU_SLS_5
Definition: ss7_as.h:35
@ SS7_AS_CTR_TX_MSU_SLS_10
Definition: ss7_as.h:57
@ SS7_AS_CTR_RX_MSU_SLS_8
Definition: ss7_as.h:38
@ SS7_AS_CTR_TX_MSU_SLS_12
Definition: ss7_as.h:59
@ SS7_AS_CTR_RX_MSU_SLS_4
Definition: ss7_as.h:34
@ SS7_AS_CTR_TX_MSU_SLS_9
Definition: ss7_as.h:56
@ SS7_AS_CTR_TX_MSU_SLS_2
Definition: ss7_as.h:49
@ SS7_AS_CTR_TX_MSU_SLS_0
Definition: ss7_as.h:47
@ SS7_AS_CTR_TX_MSU_TOTAL
Definition: ss7_as.h:46
@ SS7_AS_CTR_RX_MSU_SLS_7
Definition: ss7_as.h:37
@ SS7_AS_CTR_RX_MSU_DISCARD
Definition: ss7_as.h:28
@ SS7_AS_CTR_TX_MSU_SLS_11
Definition: ss7_as.h:58
@ SS7_AS_CTR_TX_MSU_SLS_6
Definition: ss7_as.h:53
@ SS7_AS_CTR_RX_MSU_SLS_6
Definition: ss7_as.h:36
@ SS7_AS_CTR_RX_MSU_SLS_14
Definition: ss7_as.h:44
@ SS7_AS_CTR_RX_MSU_SLS_9
Definition: ss7_as.h:39
@ SS7_AS_CTR_TX_MSU_SLS_13
Definition: ss7_as.h:60
@ SS7_AS_CTR_RX_MSU_SLS_13
Definition: ss7_as.h:43
@ SS7_AS_CTR_RX_MSU_SLS_12
Definition: ss7_as.h:42
@ SS7_AS_CTR_TX_MSU_SLS_1
Definition: ss7_as.h:48
@ SS7_AS_CTR_RX_MSU_SLS_3
Definition: ss7_as.h:33
@ SS7_AS_CTR_RX_MSU_SLS_11
Definition: ss7_as.h:41
@ SS7_AS_CTR_RX_MSU_SLS_0
Definition: ss7_as.h:30
@ SS7_AS_CTR_TX_MSU_SLS_4
Definition: ss7_as.h:51
unsigned int osmo_ss7_as_count_asp(const struct osmo_ss7_as *as)
Determine amount of ASPs associated to an AS.
Definition: ss7_as.c:265
Definition: mtp_sap.h:36
Definition: ss7_as.h:67
struct osmo_ss7_asp * normal_asp
Definition: ss7_as.h:69
struct osmo_ss7_asp * alt_asp
Definition: ss7_as.h:71
Definition: ss7_as.h:74
struct osmo_ss7_routing_key routing_key
Definition: ss7_as.h:98
uint8_t opc_shift
Definition: ss7_as.h:129
uint8_t sls_shift
Definition: ss7_as.h:123
uint32_t recovery_timeout_msec
Definition: ss7_as.h:104
struct osmo_ss7_as_esls_entry aesls_table[NUM_AS_EXT_SLS]
Definition: ss7_as.h:92
bool opc_enabled
Definition: ss7_as.h:107
struct llist_head list
entry in 'ref osmo_ss7_instance.as_list
Definition: ss7_as.h:76
uint8_t last_asp_idx_assigned
Definition: ss7_as.h:116
char * description
Definition: ss7_as.h:96
bool rkm_dyn_allocated
Were we dynamically allocated by RKM?
Definition: ss7_as.h:83
struct osmo_ss7_as::@23::@25 loadshare
struct rate_ctr_group * ctrg
Rate Counter Group.
Definition: ss7_as.h:89
struct osmo_ss7_asp * asps[16]
Definition: ss7_as.h:114
uint8_t last_asp_idx_sent
Definition: ss7_as.h:117
char * name
Definition: ss7_as.h:95
uint32_t opc
Definition: ss7_as.h:109
bool mode_set_by_vty
Definition: ss7_as.h:101
struct osmo_fsm_inst * fi
AS FSM.
Definition: ss7_as.h:80
bool simple_client_allocated
Were we allocated by "simple client" support?
Definition: ss7_as.h:86
uint32_t dpc
Definition: ss7_as.h:110
bool opc_sls
Definition: ss7_as.h:125
enum osmo_ss7_as_traffic_mode mode
Definition: ss7_as.h:99
enum osmo_ss7_asp_protocol proto
Definition: ss7_as.h:97
enum osmo_ss7_as_patch_sccp_mode sccp_mode
Definition: ss7_as.h:111
struct osmo_ss7_instance * inst
Definition: ss7_as.h:77
struct osmo_ss7_as::@23 cfg
bool mode_set_by_peer
Definition: ss7_as.h:103
uint8_t qos_class
Definition: ss7_as.h:105
struct osmo_ss7_as::@23::@24 pc_override
bool dpc_enabled
Definition: ss7_as.h:108
Definition: ss7_asp.h:42
Definition: ss7_instance.h:21
Definition: osmo_ss7.h:142