text: /*
   * 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
   */
  
  /*! \file flexran_agent_scheduler_dlsch_ue_remote.h
   * \brief Local stub for remote scheduler used by the controller
   * \author Xenofon Foukas
   * \date 2016
   * \email: x.foukas@sms.ed.ac.uk
   * \version 0.1
   * @ingroup _mac
  
   */
  
  #ifndef __LAYER2_MAC_FLEXRAN_AGENT_SCHEDULER_DLSCH_UE_REMOTE_H__
  #define __LAYER2_MAC_FLEXRAN_AGENT_SCHEDULER_DLSCH_UE_REMOTE_H___
  
  #include "flexran.pb-c.h"
  #include "header.pb-c.h"
  
  #include "ENB_APP/flexran_agent_defs.h"
  #include "flexran_agent_mac.h"
  #include "LAYER2/MAC/flexran_agent_mac_proto.h"
  
  #include <sys/queue.h>
  
  // Maximum value of schedule ahead of time
  // Required to identify if a dl_command is for the future or not
  #define SCHED_AHEAD_SUBFRAMES 20
  
  typedef struct dl_mac_config_element_s {
      Protocol__FlexranMessage *dl_info;
       TAILQ_ENTRY(dl_mac_config_element_s) configs;
  } dl_mac_config_element_t;
  
  TAILQ_HEAD(DlMacConfigHead, dl_mac_config_element_s);
  
  /*
   * Default scheduler used by the eNB agent
   */
  void flexran_schedule_ue_spec_remote(mid_t mod_id, uint32_t frame,
  				     uint32_t subframe, int *mbsfn_flag,
  				     Protocol__FlexranMessage ** dl_info);
  
  
  // Find the difference in subframes from the given subframe
  // negative for older value
  // 0 for equal
  // positive for future value
  // Based on  
  int get_sf_difference(mid_t mod_id, uint32_t sfn_sf);
  
  #endif
  