Javier Morgade
ab04e0e469
1.MCE (Multicast Control Entity) entity developed (new dedicated task developed: TASK_MCE_APP) 2.eNB side M2 interface procedures (new dedicated task developed: TASK_M2AP_ENB) 3.MCE side M2 interface procedures (new dedicated task developed: TASK_M2AP_MCE) 4.ASN1 bindings for m2ap-14.0.0.asn1 implemented and tested 5.MCE config parameters ACKNOWLEDGEMENT: 1. This commit was developed at Vicomtech (https://www.vicomtech.org) under UE project CDN-X-ALL: "CDN edge-cloud computing for efficient cache and reliable streaming aCROSS Aggregated unicast-multicast LinkS" 2. Project funded by Fed4FIRE+ OC5 (https://www.fed4fire.eu) Signed-off-by: Javier Morgade <javier.morgade@ieee.org>
81 lines
3.0 KiB
C
81 lines
3.0 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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* 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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#ifndef M2AP_IDS_H_
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#define M2AP_IDS_H_
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#include <stdint.h>
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/* maximum number of simultaneous handovers, do not set too high */
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#define M2AP_MAX_IDS 16
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/*
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* state:
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* - when starting handover in source, UE is in state M2ID_STATE_SOURCE_PREPARE
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* - after receiving HO_ack in source, UE is in state M2ID_STATE_SOURCE_OVERALL
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* - in target, UE is in state X2ID_STATE_TARGET
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* The state is used to check timers.
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*/
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typedef enum {
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M2ID_STATE_SOURCE_PREPARE,
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M2ID_STATE_SOURCE_OVERALL,
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M2ID_STATE_TARGET
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} m2id_state_t;
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typedef struct {
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int rnti; /* -1 when free */
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int id_source;
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int id_target;
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/* the target eNB. Real type is m2ap_eNB_data_t * */
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void *target;
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/* state: needed to check timers */
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m2id_state_t state;
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/* timers */
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uint64_t t_reloc_prep_start;
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uint64_t tm2_reloc_overall_start;
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} m2ap_id;
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typedef struct {
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m2ap_id ids[M2AP_MAX_IDS];
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} m2ap_id_manager;
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void m2ap_id_manager_init(m2ap_id_manager *m);
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int m2ap_allocate_new_id(m2ap_id_manager *m);
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void m2ap_release_id(m2ap_id_manager *m, int id);
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int m2ap_find_id(m2ap_id_manager *, int id_source, int id_target);
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int m2ap_find_id_from_id_source(m2ap_id_manager *, int id_source);
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int m2ap_find_id_from_rnti(m2ap_id_manager *, int rnti);
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void m2ap_set_ids(m2ap_id_manager *m, int ue_id, int rnti, int id_source, int id_target);
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void m2ap_id_set_state(m2ap_id_manager *m, int ue_id, m2id_state_t state);
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/* real type of target is m2ap_eNB_data_t * */
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void m2ap_id_set_target(m2ap_id_manager *m, int ue_id, void *target);
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void m2ap_set_reloc_prep_timer(m2ap_id_manager *m, int ue_id, uint64_t time);
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void m2ap_set_reloc_overall_timer(m2ap_id_manager *m, int ue_id, uint64_t time);
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int m2ap_id_get_id_source(m2ap_id_manager *m, int ue_id);
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int m2ap_id_get_id_target(m2ap_id_manager *m, int ue_id);
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int m2ap_id_get_rnti(m2ap_id_manager *m, int ue_id);
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void *m2ap_id_get_target(m2ap_id_manager *m, int ue_id);
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#endif /* M2AP_IDS_H_ */
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