386 lines
14 KiB
C
386 lines
14 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Author and copyright: Laurent Thomas, open-cells.com
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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#include "e1ap.h"
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int asn1_encoder_xer_print = 1;
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int e1ap_assoc_id(bool isCu, instance_t instance) {
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return 0;
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}
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int e1ap_encode_send(bool isCu, instance_t instance, E1AP_E1AP_PDU_t *pdu, uint16_t stream, const char *func) {
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DevAssert(pdu != NULL);
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if (asn1_encoder_xer_print) {
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LOG_E(E1AP, "----------------- ASN1 ENCODER PRINT START ----------------- \n");
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xer_fprint(stdout, &asn_DEF_E1AP_E1AP_PDU, pdu);
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LOG_E(E1AP, "----------------- ASN1 ENCODER PRINT END----------------- \n");
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}
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char errbuf[2048]; /* Buffer for error message */
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size_t errlen = sizeof(errbuf); /* Size of the buffer */
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int ret = asn_check_constraints(&asn_DEF_E1AP_E1AP_PDU, pdu, errbuf, &errlen);
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if(ret) {
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fprintf(stderr, "%s: Constraint validation failed: %s\n", func, errbuf);
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}
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void *buffer = NULL;
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ssize_t encoded = aper_encode_to_new_buffer(&asn_DEF_E1AP_E1AP_PDU, 0, pdu, buffer);
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if (encoded < 0) {
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LOG_E(E1AP, "%s: Failed to encode E1AP message\n", func);
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return -1;
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} else {
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MessageDef *message = itti_alloc_new_message(isCu?TASK_CUCP_E1:TASK_CUUP_E1, 0, SCTP_DATA_REQ);
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sctp_data_req_t *s = &message->ittiMsg.sctp_data_req;
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s->assoc_id = e1ap_assoc_id(isCu,instance);
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s->buffer = buffer;
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s->buffer_length = encoded;
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s->stream = stream;
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LOG_I(E1AP, "%s: Sending ITTI message to SCTP Task\n", func);
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itti_send_msg_to_task(TASK_SCTP, instance, message);
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}
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return encoded;
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}
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void e1ap_itti_send_sctp_close_association(bool isCu, instance_t instance) {
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MessageDef *message = itti_alloc_new_message(TASK_S1AP, 0, SCTP_CLOSE_ASSOCIATION);
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sctp_close_association_t *sctp_close_association = &message->ittiMsg.sctp_close_association;
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sctp_close_association->assoc_id = e1ap_assoc_id(isCu,instance);
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itti_send_msg_to_task(TASK_SCTP, instance, message);
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}
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int e1ap_send_RESET(bool isCu, instance_t instance, E1AP_Reset_t *Reset) {
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AssertFatal(false,"Not implemented yet\n");
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E1AP_E1AP_PDU_t pdu= {0};
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return e1ap_encode_send(isCu, instance, &pdu,0, __func__);
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}
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int e1ap_send_RESET_ACKNOWLEDGE(instance_t instance, E1AP_Reset_t *Reset) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1ap_handle_RESET(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1ap_handle_RESET_ACKNOWLEDGE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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Error Indication
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*/
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int e1ap_handle_ERROR_INDICATION(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1ap_send_ERROR_INDICATION(instance_t instance, E1AP_ErrorIndication_t *ErrorIndication) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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E1 Setup: can be sent on both ways, to be refined
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*/
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int e1apCUUP_send_SETUP_REQUEST(instance_t instance, E1AP_Reset_t *Reset) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_send_SETUP_RESPONSE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_send_SETUP_FAILURE() {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_SETUP_REQUEST(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_SETUP_RESPONSE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_SETUP_FAILURE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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E1 configuration update: can be sent in both ways, to be refined
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*/
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int e1apCUUP_send_gNB_DU_CONFIGURATION_UPDATE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_send_gNB_DU_CONFIGURATION_FAILURE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_send_gNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_gNB_DU_CONFIGURATION_UPDATE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_gNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_gNB_DU_CONFIGURATION_FAILURE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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E1 release
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*/
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int e1ap_send_RELEASE_REQUEST(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1ap_send_RELEASE_ACKNOWLEDGE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1ap_handle_RELEASE_REQUEST(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1ap_handle_RELEASE_ACKNOWLEDGE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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BEARER CONTEXT SETUP REQUEST
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*/
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int e1apCUCP_send_BEARER_CONTEXT_SETUP_REQUEST(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_SETUP_RESPONSE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_SETUP_FAILURE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_BEARER_CONTEXT_SETUP_REQUEST(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_SETUP_RESPONSE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_SETUP_FAILURE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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BEARER CONTEXT MODIFICATION REQUEST
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*/
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int e1apCUCP_send_BEARER_CONTEXT_MODIFICATION_REQUEST(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_MODIFICATION_RESPONSE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_MODIFICATION_FAILURE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_BEARER_CONTEXT_MODIFICATION_REQUEST(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_MODIFICATION_RESPONSE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_MODIFICATION_FAILURE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_MODIFICATION_REQUIRED(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_send_BEARER_CONTEXT_MODIFICATION_CONFIRM(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_MODIFICATION_REQUIRED(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_BEARER_CONTEXT_MODIFICATION_CONFIRM(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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BEARER CONTEXT RELEASE
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*/
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int e1apCUCP_send_BEARER_CONTEXT_RELEASE_COMMAND(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_RELEASE_COMPLETE(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_BEARER_CONTEXT_RELEASE_REQUEST(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_handle_BEARER_CONTEXT_RELEASE_COMMAND(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_RELEASE_COMPLETE(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_RELEASE_REQUEST(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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BEARER CONTEXT INACTIVITY NOTIFICATION
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*/
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int e1apCUUP_send_BEARER_CONTEXT_INACTIVITY_NOTIFICATION(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_BEARER_CONTEXT_INACTIVITY_NOTIFICATION(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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/*
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DL DATA
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*/
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int e1apCUUP_send_DL_DATA_NOTIFICATION(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUUP_send_DATA_USAGE_REPORT(instance_t instance) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_DL_DATA_NOTIFICATION(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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int e1apCUCP_handle_send_DATA_USAGE_REPORT(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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E1AP_E1AP_PDU_t *pdu) {
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AssertFatal(false,"Not implemented yet\n");
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}
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