nr_rlc_entity.h 3.86 KB
Newer Older
Cedric Roux's avatar
Cedric Roux committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65
/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
 * the OAI Public License, Version 1.1  (the "License"); you may not use this file
 * except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.openairinterface.org/?page_id=698
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

#ifndef _NR_RLC_ENTITY_H_
#define _NR_RLC_ENTITY_H_

#include <stdint.h>

#define NR_SDU_MAX 16000   /* max NR PDCP SDU size is 9000, let's take more */

typedef struct {
  int status_size;
  int tx_size;
  int retx_size;
} nr_rlc_entity_buffer_status_t;

typedef struct nr_rlc_entity_t {
  /* functions provided by the RLC module */
  void (*recv_pdu)(struct nr_rlc_entity_t *entity, char *buffer, int size);
  nr_rlc_entity_buffer_status_t (*buffer_status)(
      struct nr_rlc_entity_t *entity, int maxsize);
  int (*generate_pdu)(struct nr_rlc_entity_t *entity, char *buffer, int size);

  void (*recv_sdu)(struct nr_rlc_entity_t *entity, char *buffer, int size,
                   int sdu_id);

  void (*set_time)(struct nr_rlc_entity_t *entity, uint64_t now);

  void (*discard_sdu)(struct nr_rlc_entity_t *entity, int sdu_id);

  void (*reestablishment)(struct nr_rlc_entity_t *entity);

  void (*delete)(struct nr_rlc_entity_t *entity);

  /* callbacks provided to the RLC module */
  void (*deliver_sdu)(void *deliver_sdu_data, struct nr_rlc_entity_t *entity,
                      char *buf, int size);
  void *deliver_sdu_data;

  void (*sdu_successful_delivery)(void *sdu_successful_delivery_data,
                                  struct nr_rlc_entity_t *entity,
                                  int sdu_id);
  void *sdu_successful_delivery_data;

  void (*max_retx_reached)(void *max_retx_reached_data,
                           struct nr_rlc_entity_t *entity);
  void *max_retx_reached_data;
66 67
  /* buffer status computation */
  nr_rlc_entity_buffer_status_t bstatus;
Cedric Roux's avatar
Cedric Roux committed
68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106
} nr_rlc_entity_t;

nr_rlc_entity_t *new_nr_rlc_entity_am(
    int rx_maxsize,
    int tx_maxsize,
    void (*deliver_sdu)(void *deliver_sdu_data, struct nr_rlc_entity_t *entity,
                      char *buf, int size),
    void *deliver_sdu_data,
    void (*sdu_successful_delivery)(void *sdu_successful_delivery_data,
                                    struct nr_rlc_entity_t *entity,
                                    int sdu_id),
    void *sdu_successful_delivery_data,
    void (*max_retx_reached)(void *max_retx_reached_data,
                             struct nr_rlc_entity_t *entity),
    void *max_retx_reached_data,
    int t_poll_retransmit,
    int t_reassembly,
    int t_status_prohibit,
    int poll_pdu,
    int poll_byte,
    int max_retx_threshold,
    int sn_field_length);

nr_rlc_entity_t *new_nr_rlc_entity_um(
    int rx_maxsize,
    int tx_maxsize,
    void (*deliver_sdu)(void *deliver_sdu_data, struct nr_rlc_entity_t *entity,
                      char *buf, int size),
    void *deliver_sdu_data,
    int t_reassembly,
    int sn_field_length);

nr_rlc_entity_t *new_nr_rlc_entity_tm(
    int tx_maxsize,
    void (*deliver_sdu)(void *deliver_sdu_data, struct nr_rlc_entity_t *entity,
                      char *buf, int size),
    void *deliver_sdu_data);

#endif /* _NR_RLC_ENTITY_H_ */