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mac.c
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/*
* 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
*/
#include "../../../../src/xApp/e42_xapp_api.h"
#include "../../../../src/util/alg_ds/alg/defer.h"
#include "../../../../src/util/time_now_us.h"
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <signal.h>
int ifTerminate = false;
long long count = 0;
void terminate_(int signum){
ifTerminate = true;
printf("terminate!!!");
}
void printJsonMac(sm_ag_if_rd_t const* rd){
mac_ue_stats_impl_t * stats = rd->mac_stats.msg.ue_stats;
uint32_t node_number = rd->mac_stats.msg.len_ue_stats;
int64_t now = time_now_us();
char result[20000];
char temp[20000];
strcat(result,"{\"MAC_UE\":{");
sprintf(temp,"\"len_ue_stats\": %u,", node_number ); strcat(result, temp);
sprintf(temp,"\"tstamp\": %ld,", now - rd->mac_stats.msg.tstamp ); strcat(result, temp);
strcat(result,"\"ue_stats\": [");
for(uint32_t i = 0; i < node_number; i++){
if(i!=0) strcat(result,",");
strcat(result,"{");
sprintf(temp,"\"dl_aggr_tbs\": %lu,",stats[i].dl_aggr_tbs); strcat(result, temp);
sprintf(temp,"\"ul_aggr_tbs\": %lu,",stats[i].ul_aggr_tbs); strcat(result, temp);
sprintf(temp,"\"dl_aggr_bytes_sdus\": %lu,",stats[i].dl_aggr_bytes_sdus); strcat(result, temp);
sprintf(temp,"\"ul_aggr_bytes_sdus\": %lu,",stats[i].ul_aggr_bytes_sdus); strcat(result, temp);
sprintf(temp,"\"dl_curr_tbs\": %lu,",stats[i].dl_curr_tbs); strcat(result, temp);
sprintf(temp,"\"ul_curr_tbs\": %lu,",stats[i].ul_curr_tbs); strcat(result, temp);
sprintf(temp,"\"dl_sched_rb\": %lu,",stats[i].dl_sched_rb); strcat(result, temp);
sprintf(temp,"\"ul_sched_rb\": %lu,",stats[i].ul_sched_rb); strcat(result, temp);
sprintf(temp,"\"pusch_snr\": %f,",stats[i].pusch_snr); strcat(result, temp);
sprintf(temp,"\"pucch_snr\": %f,",stats[i].pucch_snr); strcat(result, temp);
sprintf(temp,"\"dl_bler\": %f,",stats[i].dl_bler); strcat(result, temp);
sprintf(temp,"\"ul_bler\": %f,",stats[i].ul_bler); strcat(result, temp);
sprintf(temp,"\"rnti\": %u,",stats[i].rnti); strcat(result, temp);
sprintf(temp,"\"dl_aggr_prb\": %u,",stats[i].dl_aggr_prb); strcat(result, temp);
sprintf(temp,"\"ul_aggr_prb\": %u,",stats[i].ul_aggr_prb); strcat(result, temp);
sprintf(temp,"\"dl_aggr_sdus\": %u,",stats[i].dl_aggr_sdus); strcat(result, temp);
sprintf(temp,"\"ul_aggr_sdus\": %u,",stats[i].ul_aggr_sdus); strcat(result, temp);
sprintf(temp,"\"dl_aggr_retx_prb\": %u,",stats[i].dl_aggr_retx_prb); strcat(result, temp);
sprintf(temp,"\"ul_aggr_retx_prb\": %u,",stats[i].ul_aggr_retx_prb); strcat(result, temp);
sprintf(temp,"\"bsr\": %u,",stats[i].bsr); strcat(result, temp);
sprintf(temp,"\"frame\": %u,",stats[i].frame); strcat(result, temp);
sprintf(temp,"\"slot\": %u,",stats[i].slot); strcat(result, temp);
sprintf(temp,"\"wb_cqi\": %u,",stats[i].wb_cqi); strcat(result, temp);
sprintf(temp,"\"dl_mcs1\": %u,",stats[i].dl_mcs1); strcat(result, temp);
sprintf(temp,"\"ul_mcs1\": %u,",stats[i].ul_mcs1); strcat(result, temp);
sprintf(temp,"\"dl_mcs2\": %u,",stats[i].dl_mcs2); strcat(result, temp);
sprintf(temp,"\"ul_mcs2\": %u,",stats[i].ul_mcs2); strcat(result, temp);
sprintf(temp,"\"phr\": %d,",stats[i].phr); strcat(result, temp);
sprintf(temp,"\"dl_num_harq\": %u,",stats[i].dl_num_harq); strcat(result, temp);
sprintf(temp,"\"ul_num_harq\": %u,",stats[i].ul_num_harq); strcat(result, temp);
strcat(result, "\"dl_harq\": [" );
for (uint8_t j = 0; j < stats[i].dl_num_harq; j++){
if(j!=0) strcat(result,",");
sprintf(temp,"%u",stats[i].dl_harq[j]); strcat(result, temp);
}
strcat(result,"],");
strcat(result, "\"ul_harq\": [" );
for (uint8_t j = 0; j < stats[i].ul_num_harq; j++){
if(j!=0) strcat(result,",");
sprintf(temp,"%u",stats[i].ul_harq[j]); strcat(result, temp);
}
strcat(result,"]");
strcat(result,"}");
}
strcat(result,"]}}");
printf("%s \n\n\n",result);
}
static
void sm_cb_mac(sm_ag_if_rd_t const* rd)
{
assert(rd != NULL);
assert(rd->type == MAC_STATS_V0);
int64_t now = time_now_us();
printf("MAC ind_msg latency = %ld \n", now - rd->mac_stats.msg.tstamp);
printf("count: %ld",count++);
//printJsonMac(rd);
}
int main(int argc, char *argv[])
{
signal(SIGINT, terminate_);
fr_args_t args = init_fr_args(argc, argv);
//Init the xApp
init_xapp_api(&args);
sleep(1);
e2_node_arr_t nodes = e2_nodes_xapp_api();
defer({ free_e2_node_arr(&nodes); });
assert(nodes.len > 0);
printf("Connected E2 nodes = %d\n", nodes.len);
// MAC indication
inter_xapp_e i_0 = ms_10;
sm_ans_xapp_t* mac_handle = NULL;
if(nodes.len > 0){
mac_handle = calloc( nodes.len, sizeof(sm_ans_xapp_t) );
assert(mac_handle != NULL);
}
for (int i = 0; i < nodes.len; i++) {
e2_node_connected_t* n = &nodes.n[i];
for (size_t j = 0; j < n->len_rf; j++)
printf("Registered node %d ran func id = %d \n ", i, n->ack_rf[j].id);
mac_handle[i] = report_sm_xapp_api(&nodes.n[i].id, n->ack_rf[0].id, i_0, sm_cb_mac);
assert(mac_handle[i].success == true);
}
while(!ifTerminate){
sleep(1); //continously receive the data until the interrupt happen
}
for(int i = 0; i < nodes.len; ++i){
// Remove the handle previously returned
rm_report_sm_xapp_api(mac_handle[i].u.handle);
}
if(nodes.len > 0){
free(mac_handle);
}
//Stop the xApp
while(try_stop_xapp_api() == false)
usleep(1000);
printf("Test xApp run SUCCESSFULLY\n");
}