diff --git a/openair-cn/S1AP/s1ap_eNB_handlers.c b/openair-cn/S1AP/s1ap_eNB_handlers.c
index 56528f13bbdc5db5c94181ff62aac21005767ca5..9b5ee1b789fbdf02484cbcd416f3d9d25f65c009 100644
--- a/openair-cn/S1AP/s1ap_eNB_handlers.c
+++ b/openair-cn/S1AP/s1ap_eNB_handlers.c
@@ -67,6 +67,11 @@ int s1ap_eNB_handle_s1_setup_failure(uint32_t assoc_id,
uint32_t stream,
struct s1ap_message_s *message_p);
+static
+int s1ap_eNB_handle_error_indication(uint32_t assoc_id,
+ uint32_t stream,
+ struct s1ap_message_s *message_p);
+
static
int s1ap_eNB_handle_initial_context_request(uint32_t assoc_id,
uint32_t stream,
@@ -94,7 +99,7 @@ s1ap_message_decoded_callback messages_callback[][3] = {
{ 0, 0, 0 }, /* initialUEMessage */
{ 0, 0, 0 }, /* uplinkNASTransport */
{ 0, 0, 0 }, /* Reset */
- { 0, 0, 0 }, /* ErrorIndication */
+ { s1ap_eNB_handle_error_indication, 0, 0 }, /* ErrorIndication */
{ 0, 0, 0 }, /* NASNonDeliveryIndication */
{ 0, s1ap_eNB_handle_s1_setup_response, s1ap_eNB_handle_s1_setup_failure }, /* S1Setup */
{ 0, 0, 0 }, /* UEContextReleaseRequest */
@@ -418,6 +423,264 @@ int s1ap_eNB_handle_s1_setup_response(uint32_t assoc_id,
return 0;
}
+
+static
+int s1ap_eNB_handle_error_indication(uint32_t assoc_id,
+ uint32_t stream,
+ struct s1ap_message_s *message_p)
+{
+ S1ap_ErrorIndicationIEs_t *s1_error_indication_p;
+ s1ap_eNB_mme_data_t *mme_desc_p;
+
+ DevAssert(message_p != NULL);
+
+ s1_error_indication_p = &message_p->msg.s1ap_ErrorIndicationIEs;
+
+ /* S1 Setup Failure == Non UE-related procedure -> stream 0 */
+ if (stream != 0) {
+ S1AP_WARN("[SCTP %d] Received s1 Error indication on stream != 0 (%d)\n",
+ assoc_id, stream);
+ }
+
+ if ((mme_desc_p = s1ap_eNB_get_MME(NULL, assoc_id, 0)) == NULL) {
+ S1AP_ERROR("[SCTP %d] Received S1 Error indication for non existing "
+ "MME context\n", assoc_id);
+ return -1;
+ }
+ if ( s1_error_indication_p->presenceMask & S1AP_ERRORINDICATIONIES_MME_UE_S1AP_ID_PRESENT) {
+ S1AP_WARN("Received S1 Error indication MME UE S1AP ID 0x%x\n", s1_error_indication_p->mme_ue_s1ap_id);
+ }
+ if ( s1_error_indication_p->presenceMask & S1AP_ERRORINDICATIONIES_ENB_UE_S1AP_ID_PRESENT) {
+ S1AP_WARN("Received S1 Error indication eNB UE S1AP ID 0x%x\n", s1_error_indication_p->eNB_UE_S1AP_ID);
+ }
+
+ if ( s1_error_indication_p->presenceMask & S1AP_ERRORINDICATIONIES_CAUSE_PRESENT) {
+ switch(s1_error_indication_p->cause.present) {
+ case S1ap_Cause_PR_NOTHING:
+ S1AP_WARN("Received S1 Error indication cause NOTHING\n");
+ break;
+ case S1ap_Cause_PR_radioNetwork:
+ switch (s1_error_indication_p->cause.choice.radioNetwork) {
+ case S1ap_CauseRadioNetwork_unspecified:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_unspecified\n");
+ break;
+ case S1ap_CauseRadioNetwork_tx2relocoverall_expiry:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_tx2relocoverall_expiry\n");
+ break;
+ case S1ap_CauseRadioNetwork_successful_handover:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_successful_handover\n");
+ break;
+ case S1ap_CauseRadioNetwork_release_due_to_eutran_generated_reason:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_release_due_to_eutran_generated_reason\n");
+ break;
+ case S1ap_CauseRadioNetwork_handover_cancelled:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_handover_cancelled\n");
+ break;
+ case S1ap_CauseRadioNetwork_partial_handover:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_partial_handover\n");
+ break;
+ case S1ap_CauseRadioNetwork_ho_failure_in_target_EPC_eNB_or_target_system:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_ho_failure_in_target_EPC_eNB_or_target_system\n");
+ break;
+ case S1ap_CauseRadioNetwork_ho_target_not_allowed:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_ho_target_not_allowed\n");
+ break;
+ case S1ap_CauseRadioNetwork_tS1relocoverall_expiry:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_tS1relocoverall_expiry\n");
+ break;
+ case S1ap_CauseRadioNetwork_tS1relocprep_expiry:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_tS1relocprep_expiry\n");
+ break;
+ case S1ap_CauseRadioNetwork_cell_not_available:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_cell_not_available\n");
+ break;
+ case S1ap_CauseRadioNetwork_unknown_targetID:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_unknown_targetID\n");
+ break;
+ case S1ap_CauseRadioNetwork_no_radio_resources_available_in_target_cell:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_no_radio_resources_available_in_target_cell\n");
+ break;
+ case S1ap_CauseRadioNetwork_unknown_mme_ue_s1ap_id:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_unknown_mme_ue_s1ap_id\n");
+ break;
+ case S1ap_CauseRadioNetwork_unknown_enb_ue_s1ap_id:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_unknown_enb_ue_s1ap_id\n");
+ break;
+ case S1ap_CauseRadioNetwork_unknown_pair_ue_s1ap_id:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_unknown_pair_ue_s1ap_id\n");
+ break;
+ case S1ap_CauseRadioNetwork_handover_desirable_for_radio_reason:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_handover_desirable_for_radio_reason\n");
+ break;
+ case S1ap_CauseRadioNetwork_time_critical_handover:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_time_critical_handover\n");
+ break;
+ case S1ap_CauseRadioNetwork_resource_optimisation_handover:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_resource_optimisation_handover\n");
+ break;
+ case S1ap_CauseRadioNetwork_reduce_load_in_serving_cell:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_reduce_load_in_serving_cell\n");
+ break;
+ case S1ap_CauseRadioNetwork_user_inactivity:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_user_inactivity\n");
+ break;
+ case S1ap_CauseRadioNetwork_radio_connection_with_ue_lost:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_radio_connection_with_ue_lost\n");
+ break;
+ case S1ap_CauseRadioNetwork_load_balancing_tau_required:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_load_balancing_tau_required\n");
+ break;
+ case S1ap_CauseRadioNetwork_cs_fallback_triggered:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_cs_fallback_triggered\n");
+ break;
+ case S1ap_CauseRadioNetwork_ue_not_available_for_ps_service:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_ue_not_available_for_ps_service\n");
+ break;
+ case S1ap_CauseRadioNetwork_radio_resources_not_available:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_radio_resources_not_available\n");
+ break;
+ case S1ap_CauseRadioNetwork_failure_in_radio_interface_procedure:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_failure_in_radio_interface_procedure\n");
+ break;
+ case S1ap_CauseRadioNetwork_invals1ap_id_qos_combination:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_invals1ap_id_qos_combination\n");
+ break;
+ case S1ap_CauseRadioNetwork_interrat_redirection:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_interrat_redirection\n");
+ break;
+ case S1ap_CauseRadioNetwork_interaction_with_other_procedure:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_interaction_with_other_procedure\n");
+ break;
+ case S1ap_CauseRadioNetwork_unknown_E_RAB_ID:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_unknown_E_RAB_ID\n");
+ break;
+ case S1ap_CauseRadioNetwork_multiple_E_RAB_ID_instances:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_multiple_E_RAB_ID_instances\n");
+ break;
+ case S1ap_CauseRadioNetwork_encryption_and_or_integrity_protection_algorithms_not_supported:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_encryption_and_or_integrity_protection_algorithms_not_supported\n");
+ break;
+ case S1ap_CauseRadioNetwork_s1_intra_system_handover_triggered:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_s1_intra_system_handover_triggered\n");
+ break;
+ case S1ap_CauseRadioNetwork_s1_inter_system_handover_triggered:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_s1_inter_system_handover_triggered\n");
+ break;
+ case S1ap_CauseRadioNetwork_x2_handover_triggered:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_x2_handover_triggered\n");
+ break;
+ case S1ap_CauseRadioNetwork_redirection_towards_1xRTT:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_redirection_towards_1xRTT\n");
+ break;
+ case S1ap_CauseRadioNetwork_not_supported_QCI_value:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_not_supported_QCI_value\n");
+ break;
+ case S1ap_CauseRadioNetwork_invals1ap_id_CSG_Id:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseRadioNetwork_invals1ap_id_CSG_Id\n");
+ break;
+ default:
+ S1AP_WARN("Received S1 Error indication cause radio network case not handled\n");
+ }
+ break;
+
+ case S1ap_Cause_PR_transport:
+ switch (s1_error_indication_p->cause.choice.transport) {
+ case S1ap_CauseTransport_transport_resource_unavailable:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseTransport_transport_resource_unavailable\n");
+ break;
+ case S1ap_CauseTransport_unspecified:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseTransport_unspecified\n");
+ break;
+ default:
+ S1AP_WARN("Received S1 Error indication cause transport case not handled\n");
+ }
+ break;
+
+ case S1ap_Cause_PR_nas:
+ switch (s1_error_indication_p->cause.choice.nas) {
+ case S1ap_CauseNas_normal_release:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseNas_normal_release\n");
+ break;
+ case S1ap_CauseNas_authentication_failure:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseNas_authentication_failure\n");
+ break;
+ case S1ap_CauseNas_detach:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseNas_detach\n");
+ break;
+ case S1ap_CauseNas_unspecified:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseNas_unspecified\n");
+ break;
+ case S1ap_CauseNas_csg_subscription_expiry:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseNas_csg_subscription_expiry\n");
+ break;
+ default:
+ S1AP_WARN("Received S1 Error indication cause nas case not handled\n");
+ }
+ break;
+
+ case S1ap_Cause_PR_protocol:
+ switch (s1_error_indication_p->cause.choice.protocol) {
+ case S1ap_CauseProtocol_transfer_syntax_error:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_transfer_syntax_error\n");
+ break;
+ case S1ap_CauseProtocol_abstract_syntax_error_reject:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_abstract_syntax_error_reject\n");
+ break;
+ case S1ap_CauseProtocol_abstract_syntax_error_ignore_and_notify:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_abstract_syntax_error_ignore_and_notify\n");
+ break;
+ case S1ap_CauseProtocol_message_not_compatible_with_receiver_state:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_message_not_compatible_with_receiver_state\n");
+ break;
+ case S1ap_CauseProtocol_semantic_error:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_semantic_error\n");
+ break;
+ case S1ap_CauseProtocol_abstract_syntax_error_falsely_constructed_message:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_abstract_syntax_error_falsely_constructed_message\n");
+ break;
+ case S1ap_CauseProtocol_unspecified:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseProtocol_unspecified\n");
+ break;
+ default:
+ S1AP_WARN("Received S1 Error indication cause protocol case not handled\n");
+ }
+ break;
+
+ case S1ap_Cause_PR_misc:
+ switch (s1_error_indication_p->cause.choice.protocol) {
+ case S1ap_CauseMisc_control_processing_overload:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseMisc_control_processing_overload\n");
+ break;
+ case S1ap_CauseMisc_not_enough_user_plane_processing_resources:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseMisc_not_enough_user_plane_processing_resources\n");
+ break;
+ case S1ap_CauseMisc_hardware_failure:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseMisc_hardware_failure\n");
+ break;
+ case S1ap_CauseMisc_om_intervention:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseMisc_om_intervention\n");
+ break;
+ case S1ap_CauseMisc_unspecified:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseMisc_unspecified\n");
+ break;
+ case S1ap_CauseMisc_unknown_PLMN:
+ S1AP_WARN("Received S1 Error indication S1ap_CauseMisc_unknown_PLMN\n");
+ break;
+ default:
+ S1AP_WARN("Received S1 Error indication cause misc case not handled\n");
+ }
+ break;
+ }
+ }
+ if ( s1_error_indication_p->presenceMask & S1AP_ERRORINDICATIONIES_CRITICALITYDIAGNOSTICS_PRESENT) {
+ // TODO continue
+ }
+ // TODO continue
+
+ return 0;
+}
+
+
static
int s1ap_eNB_handle_initial_context_request(uint32_t assoc_id,
uint32_t stream,
diff --git a/openair-cn/S1AP/s1ap_eNB_nas_procedures.c b/openair-cn/S1AP/s1ap_eNB_nas_procedures.c
index 41eacac88924e735dfcfb14e81cd47f799389a90..41db38a40a89f2504dea9836fb8d07cc38725d70 100644
--- a/openair-cn/S1AP/s1ap_eNB_nas_procedures.c
+++ b/openair-cn/S1AP/s1ap_eNB_nas_procedures.c
@@ -155,7 +155,7 @@ int s1ap_eNB_handle_nas_first_req(
initial_ue_message_p->rrC_Establishment_Cause = s1ap_nas_first_req_p->establishment_cause;
if (s1ap_nas_first_req_p->ue_identity.presenceMask & UE_IDENTITIES_s_tmsi) {
- S1AP_DEBUG("S_TMSI_PRESENT");
+ S1AP_DEBUG("S_TMSI_PRESENT\n");
initial_ue_message_p->presenceMask |= S1AP_INITIALUEMESSAGEIES_S_TMSI_PRESENT;
MME_CODE_TO_OCTET_STRING(s1ap_nas_first_req_p->ue_identity.s_tmsi.mme_code,
@@ -165,7 +165,7 @@ int s1ap_eNB_handle_nas_first_req(
}
if (s1ap_nas_first_req_p->ue_identity.presenceMask & UE_IDENTITIES_gummei) {
- S1AP_DEBUG("GUMMEI_ID_PRESENT");
+ S1AP_DEBUG("GUMMEI_ID_PRESENT\n");
initial_ue_message_p->presenceMask |= S1AP_INITIALUEMESSAGEIES_GUMMEI_ID_PRESENT;
MCC_MNC_TO_PLMNID(
@@ -191,8 +191,10 @@ int s1ap_eNB_handle_nas_first_req(
* The cell identity is defined on 28 bits but as we use macro enb id,
* we have to pad.
*/
+#warning "TODO get cell id from RRC"
MACRO_ENB_ID_TO_CELL_IDENTITY(instance_p->eNB_id,
- &initial_ue_message_p->eutran_cgi.cell_ID);
+ 0, // Cell ID
+ &initial_ue_message_p->eutran_cgi.cell_ID);
MCC_MNC_TO_TBCD(instance_p->mcc,
instance_p->mnc,
instance_p->mnc_digit_length,
@@ -389,8 +391,10 @@ int s1ap_eNB_nas_uplink(instance_t instance, s1ap_uplink_nas_t *s1ap_uplink_nas_
s1ap_eNB_instance_p->mnc_digit_length,
&uplink_NAS_transport_p->eutran_cgi.pLMNidentity);
+#warning "TODO get cell id from RRC"
MACRO_ENB_ID_TO_CELL_IDENTITY(s1ap_eNB_instance_p->eNB_id,
- &uplink_NAS_transport_p->eutran_cgi.cell_ID);
+ 0,
+ &uplink_NAS_transport_p->eutran_cgi.cell_ID);
/* MCC/MNC should be repeated in TAI and EUTRAN CGI */
MCC_MNC_TO_PLMNID(
diff --git a/openair-cn/UTILS/conversions.h b/openair-cn/UTILS/conversions.h
index 6d35833eaf24cb5009f516d0b72c13de3b94ee8c..4762f93873327d0c0203d3738dcb7fa05c8d38c4 100644
--- a/openair-cn/UTILS/conversions.h
+++ b/openair-cn/UTILS/conversions.h
@@ -259,6 +259,13 @@ do { \
+ pLMN.MNCdigit2 * 10 + pLMN.MNCdigit1; \
} while(0)
+/* TS 36.413 v10.9.0 section 9.2.1.37:
+ * Macro eNB ID:
+ * Equal to the 20 leftmost bits of the Cell
+ * Identity IE contained in the E-UTRAN CGI
+ * IE (see subclause 9.2.1.38) of each cell
+ * served by the eNB.
+ */
#define MACRO_ENB_ID_TO_BIT_STRING(mACRO, bITsTRING) \
do { \
(bITsTRING)->buf = calloc(3, sizeof(uint8_t)); \
@@ -268,14 +275,20 @@ do { \
(bITsTRING)->size = 3; \
(bITsTRING)->bits_unused = 4; \
} while(0)
-
-#define MACRO_ENB_ID_TO_CELL_IDENTITY(mACRO, bITsTRING) \
+/*
+/* TS 36.413 v10.9.0 section 9.2.1.38:
+ * E-UTRAN CGI/Cell Identity
+ * The leftmost bits of the Cell
+ * Identity correspond to the eNB
+ * ID (defined in subclause 9.2.1.37).
+ */
+#define MACRO_ENB_ID_TO_CELL_IDENTITY(mACRO, cELL_iD, bITsTRING) \
do { \
(bITsTRING)->buf = calloc(4, sizeof(uint8_t)); \
- (bITsTRING)->buf[0] = 0; \
- (bITsTRING)->buf[1] = ((mACRO) >> 12); \
- (bITsTRING)->buf[2] = (mACRO) >> 4; \
- (bITsTRING)->buf[3] = ((mACRO) & 0x0f) << 4; \
+ (bITsTRING)->buf[0] = ((mACRO) >> 12); \
+ (bITsTRING)->buf[1] = (mACRO) >> 4; \
+ (bITsTRING)->buf[2] = (((mACRO) & 0x0f) << 4) | ((cELL_iD) >> 4); \
+ (bITsTRING)->buf[3] = ((cELL_iD) & 0x0f) << 4; \
(bITsTRING)->size = 4; \
(bITsTRING)->bits_unused = 4; \
} while(0)