| #pragma once |
| |
| #include <stdbool.h> |
| |
| #include <osmocom/core/linuxlist.h> |
| #include <osmocom/gsm/gsm48.h> |
| #include <osmocom/sigtran/sccp_sap.h> |
| |
| struct msgb; |
| struct osmo_auth_vector; |
| |
| struct RANAP_RAB_SetupOrModifiedItemIEs_s; |
| struct RANAP_Cause; |
| |
| struct ranap_iu_rnc; |
| |
| /* Debugging switches from asn1c and osmo-iuh */ |
| extern int asn_debug; |
| extern int asn1_xer_print; |
| |
| enum ranap_nsap_addr_enc { |
| RANAP_NSAP_ADDR_ENC_X213, |
| RANAP_NSAP_ADDR_ENC_V4RAW, |
| }; |
| |
| struct ranap_ue_conn_ctx { |
| struct llist_head list; |
| struct ranap_iu_rnc *rnc; |
| uint32_t conn_id; |
| int integrity_active; |
| struct gprs_ra_id ra_id; |
| enum ranap_nsap_addr_enc rab_assign_addr_enc; |
| }; |
| |
| enum ranap_iu_event_type { |
| RANAP_IU_EVENT_RAB_ASSIGN, |
| RANAP_IU_EVENT_SECURITY_MODE_COMPLETE, |
| RANAP_IU_EVENT_IU_RELEASE, /* An actual Iu Release message was received */ |
| RANAP_IU_EVENT_LINK_INVALIDATED, /* A SUA link was lost or closed down */ |
| }; |
| |
| extern const struct value_string ranap_iu_event_type_names[]; |
| static inline const char *ranap_iu_event_type_str(enum ranap_iu_event_type e) |
| { |
| return get_value_string(ranap_iu_event_type_names, e); |
| } |
| |
| /* Implementations of iu_recv_cb_t shall find the ranap_ue_conn_ctx in msg->dst. */ |
| typedef int (* ranap_iu_recv_cb_t )(struct msgb *msg, struct gprs_ra_id *ra_id, |
| uint16_t *sai); |
| |
| typedef int (* ranap_iu_event_cb_t )(struct ranap_ue_conn_ctx *ue_ctx, |
| enum ranap_iu_event_type type, void *data); |
| |
| typedef int (* ranap_iu_rab_ass_resp_cb_t )(struct ranap_ue_conn_ctx *ue_ctx, uint8_t rab_id, |
| struct RANAP_RAB_SetupOrModifiedItemIEs_s *setup_ies); |
| |
| int ranap_iu_init(void *ctx, int log_subsystem, const char *sccp_user_name, struct osmo_sccp_instance *sccp, |
| ranap_iu_recv_cb_t iu_recv_cb, ranap_iu_event_cb_t iu_event_cb); |
| |
| int ranap_iu_tx(struct msgb *msg, uint8_t sapi); |
| |
| int ranap_iu_page_cs(const char *imsi, const uint32_t *tmsi, uint16_t lac); |
| int ranap_iu_page_ps(const char *imsi, const uint32_t *ptmsi, uint16_t lac, uint8_t rac); |
| |
| int ranap_iu_rab_act(struct ranap_ue_conn_ctx *ue_ctx, struct msgb *msg); |
| int ranap_iu_rab_deact(struct ranap_ue_conn_ctx *ue_ctx, uint8_t rab_id); |
| int ranap_iu_tx_sec_mode_cmd(struct ranap_ue_conn_ctx *uectx, struct osmo_auth_vector *vec, |
| int send_ck, int new_key); |
| int ranap_iu_tx_common_id(struct ranap_ue_conn_ctx *ue_ctx, const char *imsi); |
| int ranap_iu_tx_release(struct ranap_ue_conn_ctx *ctx, const struct RANAP_Cause *cause); |
| |
| void ranap_iu_vty_init(int iu_parent_node, enum ranap_nsap_addr_enc *rab_assign_addr_enc); |
| int ranap_iu_vty_config_write(struct vty *vty, const char *indent); |