rlm_sigtran.c File Reference

Implement a SCTP/M3UA/SCCP/TCAP/MAP stack. More...

#include <osmocom/core/linuxlist.h>
#include "libosmo-m3ua/include/bsc_data.h"
#include "libosmo-m3ua/include/sctp_m3ua.h"
#include <freeradius-devel/server/base.h>
#include <freeradius-devel/server/module_rlm.h>
#include <freeradius-devel/util/debug.h>
#include "sigtran.h"
#include "attrs.h"
#include <assert.h>
#include <limits.h>

Include dependency graph for rlm_sigtran.c:

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Macros
#define	LOG_PREFIX_ARGS   mctx->inst->name
#define	MTP3_PC_CHECK(_x)

Functions
static unlang_action_t	mod_authorize (rlm_rcode_t *p_result, module_ctx_t const *mctx, request_t *request)
static int	mod_detach (module_detach_ctx_t const *mctx)
	Cleanup internal state. More...
static int	mod_instantiate (module_inst_ctx_t const *mctx)
static int	mod_thread_detach (module_thread_inst_ctx_t const *mctx)
static int	mod_thread_instantiate (module_thread_inst_ctx_t const *mctx)
static int	sigtran_sccp_sockaddr_from_conf (TALLOC_CTX *ctx, struct sockaddr_sccp *out, sigtran_sccp_address_t *conf, CONF_SECTION *cs)
	Convert our sccp address config structure into sockaddr_sccp. More...

Variables
unsigned int	__hack_dpc
unsigned int	__hack_opc
fr_dict_attr_t const *	attr_auth_type
fr_dict_attr_t const *	attr_eap_aka_sim_autn
fr_dict_attr_t const *	attr_eap_aka_sim_ck
fr_dict_attr_t const *	attr_eap_aka_sim_ik
fr_dict_attr_t const *	attr_eap_aka_sim_kc
fr_dict_attr_t const *	attr_eap_aka_sim_rand
fr_dict_attr_t const *	attr_eap_aka_sim_sres
fr_dict_attr_t const *	attr_eap_aka_sim_xres
fr_dict_t const *	dict_eap_aka_sim
static const conf_parser_t	m3ua_config []
static const conf_parser_t	m3ua_route []
static fr_table_num_sorted_t const	m3ua_traffic_mode_table []
static size_t	m3ua_traffic_mode_table_len = NUM_ELEMENTS(m3ua_traffic_mode_table)
static const conf_parser_t	map_config []
static const conf_parser_t	module_config []
static const conf_parser_t	mtp3_config []
module_rlm_t	rlm_sigtran
fr_dict_autoload_t	rlm_sigtran_dict []
fr_dict_attr_autoload_t	rlm_sigtran_dict_attr []
static const conf_parser_t	sccp_address []
static const conf_parser_t	sccp_config []
static const conf_parser_t	sccp_global_title []
static const conf_parser_t	sctp_config []
static uint32_t	sigtran_instances = 0

Detailed Description

Implement a SCTP/M3UA/SCCP/TCAP/MAP stack.

Id

f2840e002776a95c6015b4bb8387f8f77fde0d03

Copyright

2016 Network RADIUS SAS (licen.nosp@m.se@n.nosp@m.etwor.nosp@m.krad.nosp@m.ius.c.nosp@m.om)

Definition in file rlm_sigtran.c.

Macro Definition Documentation

LOG_PREFIX_ARGS

#define LOG_PREFIX_ARGS   mctx->inst->name

Definition at line 37 of file rlm_sigtran.c.

MTP3_PC_CHECK

#define MTP3_PC_CHECK

(

_x

)

Value:

        do { \
                if (inst->conn_conf.mtp3_##_x > 16777215) { \
                        cf_log_err(conf, "Invalid value \"%d\" for '#_x', must be between 0-16777215", \
                                      inst->conn_conf.mtp3_##_x); \
                        return -1; \
                } \
                __hack_##_x = inst->conn_conf.mtp3_##_x; \
        } while (0)

Function Documentation

mod_authorize()

static unlang_action_t mod_authorize ( rlm_rcode_t *  p_result, module_ctx_t const *  mctx, request_t *  request  )

static

Definition at line 200 of file rlm_sigtran.c.

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mod_detach()

static int mod_detach ( module_detach_ctx_t const *  mctx )

static

Cleanup internal state.

Definition at line 398 of file rlm_sigtran.c.

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mod_instantiate()

static int mod_instantiate ( module_inst_ctx_t const *  mctx )

static

Definition at line 332 of file rlm_sigtran.c.

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mod_thread_detach()

static int mod_thread_detach ( module_thread_inst_ctx_t const *  mctx )

static

Definition at line 323 of file rlm_sigtran.c.

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mod_thread_instantiate()

static int mod_thread_instantiate ( module_thread_inst_ctx_t const *  mctx )

static

Definition at line 307 of file rlm_sigtran.c.

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sigtran_sccp_sockaddr_from_conf()

static int sigtran_sccp_sockaddr_from_conf ( TALLOC_CTX *  ctx, struct sockaddr_sccp *  out, sigtran_sccp_address_t *  conf, CONF_SECTION *  cs  )

static

Convert our sccp address config structure into sockaddr_sccp.

Parameters

ctx	to allocated address in.
out	Where to write the parsed data.
conf	to parse.
cs	specifying sccp address.

Returns

• 0 on success.
• -1 on failure.

Definition at line 218 of file rlm_sigtran.c.

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Variable Documentation

__hack_dpc

unsigned int __hack_dpc

Definition at line 64 of file rlm_sigtran.c.

__hack_opc

unsigned int __hack_opc

Definition at line 64 of file rlm_sigtran.c.

attr_auth_type

fr_dict_attr_t const* attr_auth_type

Definition at line 185 of file rlm_sigtran.c.

attr_eap_aka_sim_autn

fr_dict_attr_t const* attr_eap_aka_sim_autn

Definition at line 163 of file rlm_sigtran.c.

attr_eap_aka_sim_ck

fr_dict_attr_t const* attr_eap_aka_sim_ck

Definition at line 164 of file rlm_sigtran.c.

attr_eap_aka_sim_ik

fr_dict_attr_t const* attr_eap_aka_sim_ik

Definition at line 165 of file rlm_sigtran.c.

attr_eap_aka_sim_kc

fr_dict_attr_t const* attr_eap_aka_sim_kc

Definition at line 171 of file rlm_sigtran.c.

attr_eap_aka_sim_rand

fr_dict_attr_t const* attr_eap_aka_sim_rand

Definition at line 177 of file rlm_sigtran.c.

attr_eap_aka_sim_sres

fr_dict_attr_t const* attr_eap_aka_sim_sres

Definition at line 172 of file rlm_sigtran.c.

attr_eap_aka_sim_xres

fr_dict_attr_t const* attr_eap_aka_sim_xres

Definition at line 166 of file rlm_sigtran.c.

dict_eap_aka_sim

fr_dict_t const* dict_eap_aka_sim

Definition at line 158 of file rlm_sigtran.c.

m3ua_config

const conf_parser_t m3ua_config[]

static

Initial value:

= {
        { FR_CONF_OFFSET("link_index", rlm_sigtran_t, conn_conf.m3ua_link_index) },
        { FR_CONF_OFFSET("routing_ctx", rlm_sigtran_t, conn_conf.m3ua_routing_context) },
        { FR_CONF_OFFSET("traffic_mode", rlm_sigtran_t, conn_conf.m3ua_traffic_mode_str), .dflt = "loadshare" },
        { FR_CONF_OFFSET("ack_timeout", rlm_sigtran_t, conn_conf.m3ua_ack_timeout), .dflt = "2" },
        { FR_CONF_OFFSET("beat_interval", rlm_sigtran_t, conn_conf.m3ua_beat_interval), .dflt = "0" },
 
        { FR_CONF_OFFSET_IS_SET("route", 0, CONF_FLAG_SUBSECTION, rlm_sigtran_t, conn_conf.m3ua_routes), .subcs = (void const *) m3ua_route },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 93 of file rlm_sigtran.c.

m3ua_route

const conf_parser_t m3ua_route[]

static

Initial value:

= {
        { FR_CONF_OFFSET_IS_SET("dpc", FR_TYPE_UINT32, 0, sigtran_m3ua_route_t, dpc) },
        { FR_CONF_OFFSET_FLAGS("opc" , CONF_FLAG_MULTI, sigtran_m3ua_route_t, opc) },
        { FR_CONF_OFFSET_FLAGS("si" , CONF_FLAG_MULTI, sigtran_m3ua_route_t, si) },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 85 of file rlm_sigtran.c.

m3ua_traffic_mode_table

fr_table_num_sorted_t const m3ua_traffic_mode_table[]

static

Initial value:

= {
        { L("broadcast"), 3 },
        { L("loadshare"), 2 },
        { L("override"),  1 }
}

Definition at line 66 of file rlm_sigtran.c.

m3ua_traffic_mode_table_len

size_t m3ua_traffic_mode_table_len = NUM_ELEMENTS(m3ua_traffic_mode_table)

static

Definition at line 71 of file rlm_sigtran.c.

map_config

const conf_parser_t map_config[]

static

Initial value:

= {
        { FR_CONF_OFFSET("version", rlm_sigtran_t, conn_conf.map_version), .dflt = "2", .quote = T_BARE_WORD},
 
        CONF_PARSER_TERMINATOR
}

Definition at line 140 of file rlm_sigtran.c.

module_config

const conf_parser_t module_config[]

static

Initial value:

= {
        { FR_CONF_POINTER("sctp", 0, CONF_FLAG_SUBSECTION, NULL), .subcs = (void const *) sctp_config },
        { FR_CONF_POINTER("m3ua", 0, CONF_FLAG_SUBSECTION, NULL), .subcs = (void const *) m3ua_config },
        { FR_CONF_POINTER("mtp3", 0, CONF_FLAG_SUBSECTION, NULL), .subcs = (void const *) mtp3_config },
        { FR_CONF_POINTER("sccp", 0, CONF_FLAG_SUBSECTION, NULL), .subcs = (void const *) sccp_config },
        { FR_CONF_POINTER("map", 0, CONF_FLAG_SUBSECTION, NULL), .subcs = (void const *) map_config },
 
        { FR_CONF_OFFSET_FLAGS("imsi", CONF_FLAG_REQUIRED, rlm_sigtran_t, imsi) },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 146 of file rlm_sigtran.c.

mtp3_config

const conf_parser_t mtp3_config[]

static

Initial value:

= {
        { FR_CONF_OFFSET_FLAGS("dpc", CONF_FLAG_REQUIRED, rlm_sigtran_t, conn_conf.mtp3_dpc) },
        { FR_CONF_OFFSET_FLAGS("opc", CONF_FLAG_REQUIRED, rlm_sigtran_t, conn_conf.mtp3_opc) },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 105 of file rlm_sigtran.c.

rlm_sigtran

module_rlm_t rlm_sigtran

Initial value:

= {
        .common = {
                .magic                  = MODULE_MAGIC_INIT,
                .name                   = "sigtran",
                .flags                  = MODULE_TYPE_THREAD_SAFE | MODULE_TYPE_RESUMABLE,
                .inst_size              = sizeof(rlm_sigtran_t),
                .thread_inst_size       = sizeof(rlm_sigtran_thread_t),
                .config                 = module_config,
                .instantiate            = mod_instantiate,
                .detach                 = mod_detach,
                .thread_instantiate     = mod_thread_instantiate,
                .thread_detach          = mod_thread_detach
        },
        .method_names = (module_method_name_t[]){
                { .name1 = CF_IDENT_ANY,        .name2 = CF_IDENT_ANY,          .method = mod_authorize },
                MODULE_NAME_TERMINATOR
        }
}

Definition at line 425 of file rlm_sigtran.c.

rlm_sigtran_dict

fr_dict_autoload_t rlm_sigtran_dict

Initial value:

= {
        { .out = &dict_eap_aka_sim, .base_dir = "eap/aka-sim", .proto = "eap-aka-sim" },
        { NULL }
}

Definition at line 180 of file rlm_sigtran.c.

rlm_sigtran_dict_attr

fr_dict_attr_autoload_t rlm_sigtran_dict_attr

Initial value:

= {
        { .out = &attr_eap_aka_sim_autn, .name = "AUTN", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
        { .out = &attr_eap_aka_sim_ck, .name = "CK", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
        { .out = &attr_eap_aka_sim_ik, .name = "IK", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
        { .out = &attr_eap_aka_sim_kc, .name = "KC", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
        { .out = &attr_eap_aka_sim_rand, .name = "RAND", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
        { .out = &attr_eap_aka_sim_sres, .name = "SRES", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
        { .out = &attr_eap_aka_sim_xres, .name = "XRES", .type = FR_TYPE_OCTETS, .dict = &dict_eap_aka_sim },
 
        { NULL }
}

Definition at line 188 of file rlm_sigtran.c.

sccp_address

const conf_parser_t sccp_address[]

static

Initial value:

= {
        { FR_CONF_OFFSET_IS_SET("pc", FR_TYPE_UINT32, 0, sigtran_sccp_address_t, pc) },
        { FR_CONF_OFFSET_IS_SET("ssn", FR_TYPE_UINT8, 0, sigtran_sccp_address_t, ssn) },
        { FR_CONF_OFFSET_IS_SET("gt", 0, CONF_FLAG_SUBSECTION, sigtran_sccp_address_t, gt), .subcs = (void const *) sccp_global_title },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 122 of file rlm_sigtran.c.

sccp_config

const conf_parser_t sccp_config[]

static

Initial value:

= {
        { FR_CONF_OFFSET("ai8", rlm_sigtran_t, conn_conf.sccp_ai8) },
        { FR_CONF_OFFSET("route_on_ssn", rlm_sigtran_t, conn_conf.sccp_route_on_ssn) },
 
        { FR_CONF_OFFSET_SUBSECTION("called", 0, rlm_sigtran_t, conn_conf.sccp_called, sccp_address) },
        { FR_CONF_OFFSET_SUBSECTION("calling", 0, rlm_sigtran_t, conn_conf.sccp_calling, sccp_address) },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 130 of file rlm_sigtran.c.

sccp_global_title

const conf_parser_t sccp_global_title[]

static

Initial value:

= {
        { FR_CONF_OFFSET("address", sigtran_sccp_global_title_t, address) },
        { FR_CONF_OFFSET_IS_SET("tt", FR_TYPE_UINT8, 0, sigtran_sccp_global_title_t, tt) },
        { FR_CONF_OFFSET_IS_SET("nai", FR_TYPE_UINT8, 0, sigtran_sccp_global_title_t, nai) },
        { FR_CONF_OFFSET_IS_SET("np", FR_TYPE_UINT8, 0, sigtran_sccp_global_title_t, np) },
        { FR_CONF_OFFSET_IS_SET("es", FR_TYPE_UINT8, 0, sigtran_sccp_global_title_t, es) },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 112 of file rlm_sigtran.c.

sctp_config

const conf_parser_t sctp_config[]

static

Initial value:

= {
        { FR_CONF_OFFSET_TYPE_FLAGS("server", FR_TYPE_COMBO_IP_ADDR, 0, rlm_sigtran_t, conn_conf.sctp_dst_ipaddr) },
        { FR_CONF_OFFSET("port", rlm_sigtran_t, conn_conf.sctp_dst_port), .dflt = "2905" },
 
        { FR_CONF_OFFSET_TYPE_FLAGS("src_ipaddr", FR_TYPE_COMBO_IP_ADDR, 0, rlm_sigtran_t, conn_conf.sctp_src_ipaddr ) },
        { FR_CONF_OFFSET("src_port", rlm_sigtran_t, conn_conf.sctp_src_port), .dflt = "0" },
 
        { FR_CONF_OFFSET("timeout", rlm_sigtran_t, conn_conf.sctp_timeout), .dflt = "5" },
 
        CONF_PARSER_TERMINATOR
}

Definition at line 73 of file rlm_sigtran.c.

sigtran_instances

uint32_t sigtran_instances = 0

static

Definition at line 62 of file rlm_sigtran.c.