mirror of https://github.com/pvnis/srsRAN_4G.git
upgraded to new code restruct
Ismael Gomez
8 years ago
parent
c47c4b8b03
commit
4b5cbafdb5
@ -1,645 +0,0 @@
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <arpa/inet.h>
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#include <linux/ip.h>
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#include <linux/if.h>
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#include <linux/if_tun.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <signal.h>
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#include <iostream>
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#include <sstream>
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#include <iomanip>
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#include <assert.h>
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#include "srslte/phy/utils/debug.h"
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#include "mac/mac.h"
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#include "phy/phy.h"
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#include "srslte/common/threads.h"
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#include "srslte/common/common.h"
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#include "srslte/common/buffer_pool.h"
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#include "srslte/common/logger.h"
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#include "srslte/common/log_filter.h"
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#include "srslte/upper/rlc.h"
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#include "upper/rrc.h"
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#include "srslte/radio/radio_multi.h"
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#define START_TUNTAP
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#define USE_RADIO
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#define PRINT_GW 0
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/**********************************************************************
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* Program arguments processing
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***********************************************************************/
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#define LCID 3
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typedef struct {
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float rx_freq;
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float tx_freq;
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float rx_gain;
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float tx_gain;
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int time_adv;
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std::string ip_address;
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}prog_args_t;
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uint32_t srsapps_verbose = 1;
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prog_args_t prog_args;
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void args_default(prog_args_t *args) {
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args->tx_freq = 2.505e9;
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args->rx_freq = 2.625e9;
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args->rx_gain = 50.0;
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args->tx_gain = 70.0;
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args->time_adv = -1; // calibrated for b210
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args->ip_address = "192.168.3.2";
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}
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void usage(prog_args_t *args, char *prog) {
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printf("Usage: %s [gGIrfFtv]\n", prog);
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printf("\t-f RX frequency [Default %.1f MHz]\n", args->rx_freq/1e6);
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printf("\t-F TX frequency [Default %.1f MHz]\n", args->tx_freq/1e6);
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printf("\t-g RX gain [Default %.1f]\n", args->rx_gain);
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printf("\t-G TX gain [Default %.1f]\n", args->tx_gain);
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printf("\t-I IP address [Default %s]\n", args->ip_address.c_str());
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printf("\t-t time advance (in samples) [Default %d]\n", args->time_adv);
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printf("\t-v [increase verbosity, default none]\n");
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}
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void parse_args(prog_args_t *args, int argc, char **argv) {
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int opt;
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args_default(args);
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while ((opt = getopt(argc, argv, "gGfFItv")) != -1) {
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switch (opt) {
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case 'g':
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args->rx_gain = atof(argv[optind]);
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break;
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case 'G':
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args->tx_gain = atof(argv[optind]);
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break;
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case 'f':
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args->rx_freq = atof(argv[optind]);
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break;
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case 'F':
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args->tx_freq = atof(argv[optind]);
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break;
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case 'I':
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args->ip_address = argv[optind];
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break;
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case 't':
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args->time_adv = atoi(argv[optind]);
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break;
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case 'v':
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srsapps_verbose++;
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break;
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default:
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usage(args, argv[0]);
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exit(-1);
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}
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}
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if (args->rx_freq < 0 || args->tx_freq < 0) {
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usage(args, argv[0]);
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exit(-1);
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}
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}
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int setup_if_addr(char *ip_addr);
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// Define dummy RLC always transmitts
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class tester : public srsue::pdcp_interface_rlc,
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public srsue::rrc_interface_rlc,
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public srsue::rrc_interface_phy,
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public srsue::rrc_interface_mac,
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public srsue::ue_interface,
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public thread
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{
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public:
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tester() {
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state = srsue::RRC_STATE_SIB1_SEARCH;
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read_enable = true;
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}
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void init(srsue::phy *phy_, srsue::mac *mac_, srslte::rlc *rlc_, srslte::log *log_h_, std::string ip_address) {
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log_h = log_h_;
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rlc = rlc_;
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mac = mac_;
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phy = phy_;
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#ifdef START_TUNTAP
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if (init_tuntap((char*) ip_address.c_str())) {
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log_h->error("Initiating IP address\n");
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}
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#endif
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pool = srslte::byte_buffer_pool::get_instance();
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// Start reader thread
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running=true;
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start();
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}
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void sib_search()
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{
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bool searching = true;
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uint32_t tti ;
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uint32_t si_win_start, si_win_len;
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uint16_t period;
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uint32_t nof_sib1_trials = 0;
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const int SIB1_SEARCH_TIMEOUT = 30;
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while(searching)
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{
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switch(state)
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{
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case srsue::RRC_STATE_SIB1_SEARCH:
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// Instruct MAC to look for SIB1
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while(!phy->status_is_sync()){
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usleep(50000);
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}
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usleep(10000);
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tti = mac->get_current_tti();
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si_win_start = sib_start_tti(tti, 2, 5);
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mac->bcch_start_rx(si_win_start, 1);
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log_h->info("Instructed MAC to search for SIB1, win_start=%d, win_len=%d\n",
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si_win_start, 1);
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nof_sib1_trials++;
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if (nof_sib1_trials >= SIB1_SEARCH_TIMEOUT) {
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log_h->info("Timeout while searching for SIB1. Resynchronizing SFN...\n");
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log_h->console("Timeout while searching for SIB1. Resynchronizing SFN...\n");
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phy->resync_sfn();
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nof_sib1_trials = 0;
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}
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break;
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case srsue::RRC_STATE_SIB2_SEARCH:
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// Instruct MAC to look for SIB2
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usleep(10000);
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tti = mac->get_current_tti();
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period = liblte_rrc_si_periodicity_num[sib1.sched_info[0].si_periodicity];
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si_win_start = sib_start_tti(tti, period, 0);
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si_win_len = liblte_rrc_si_window_length_num[sib1.si_window_length];
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mac->bcch_start_rx(si_win_start, si_win_len);
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log_h->info("Instructed MAC to search for SIB2, win_start=%d, win_len=%d\n",
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si_win_start, si_win_len);
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break;
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default:
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searching = false;
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break;
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}
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usleep(100000);
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}
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}
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bool is_sib_received() {
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return state == srsue::RRC_STATE_WAIT_FOR_CON_SETUP;
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}
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void release_pucch_srs() {}
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void ra_problem() {}
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void write_pdu_bcch_bch(srslte::byte_buffer_t *pdu) {}
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void write_pdu_bcch_dlsch(srslte::byte_buffer_t *pdu)
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{
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log_h->info_hex(pdu->msg, pdu->N_bytes, "BCCH DLSCH message received.");
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log_h->info("BCCH DLSCH message Stack latency: %ld us\n", pdu->get_latency_us());
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LIBLTE_RRC_BCCH_DLSCH_MSG_STRUCT dlsch_msg;
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srslte_bit_unpack_vector(pdu->msg, bit_buf.msg, pdu->N_bytes*8);
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bit_buf.N_bits = pdu->N_bytes*8;
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pool->deallocate(pdu);
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liblte_rrc_unpack_bcch_dlsch_msg((LIBLTE_BIT_MSG_STRUCT*)&bit_buf, &dlsch_msg);
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if (dlsch_msg.N_sibs > 0) {
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if (LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1 == dlsch_msg.sibs[0].sib_type && srsue::RRC_STATE_SIB1_SEARCH == state) {
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// Handle SIB1
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memcpy(&sib1, &dlsch_msg.sibs[0].sib.sib1, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1_STRUCT));
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log_h->info("SIB1 received, CellID=%d, si_window=%d, sib2_period=%d\n",
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sib1.cell_id&0xfff,
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liblte_rrc_si_window_length_num[sib1.si_window_length],
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liblte_rrc_si_periodicity_num[sib1.sched_info[0].si_periodicity]);
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std::stringstream ss;
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for(uint32_t i=0;i<sib1.N_plmn_ids;i++){
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ss << " PLMN Id: MCC " << sib1.plmn_id[i].id.mcc << " MNC " << sib1.plmn_id[i].id.mnc;
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}
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log_h->console("SIB1 received, CellID=%d, %s\n",
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sib1.cell_id&0xfff,
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ss.str().c_str());
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state = srsue::RRC_STATE_SIB2_SEARCH;
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mac->bcch_stop_rx();
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//TODO: Use all SIB1 info
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} else if (LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2 == dlsch_msg.sibs[0].sib_type && srsue::RRC_STATE_SIB2_SEARCH == state) {
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// Handle SIB2
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memcpy(&sib2, &dlsch_msg.sibs[0].sib.sib2, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2_STRUCT));
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log_h->console("SIB2 received\n");
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log_h->info("SIB2 received\n");
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state = srsue::RRC_STATE_WAIT_FOR_CON_SETUP;
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mac->bcch_stop_rx();
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apply_sib2_configs();
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srslte::byte_buffer_t *sdu = pool_allocate;
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assert(sdu);
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// Send Msg3
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sdu->N_bytes = 10;
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for (uint32_t i=0;i<sdu->N_bytes;i++) {
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sdu->msg[i] = i+1;
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}
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uint64_t uecri = 0;
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uint8_t *ue_cri_ptr = (uint8_t*) &uecri;
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uint32_t nbytes = 6;
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for (uint32_t i=0;i<nbytes;i++) {
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ue_cri_ptr[nbytes-i-1] = sdu->msg[i];
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}
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log_h->info("Setting UE contention resolution ID: %d\n", uecri);
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mac->set_contention_id(uecri);
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rlc->write_sdu(0, sdu);
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}
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}
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}
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void write_pdu_pcch(srslte::byte_buffer_t *sdu) {}
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void max_retx_attempted(){}
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void in_sync() {};
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void out_of_sync() {};
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void write_pdu(uint32_t lcid, srslte::byte_buffer_t *sdu)
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{
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uint32_t n=0;
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switch(lcid) {
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case LCID:
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n = write(tun_fd, sdu->msg, sdu->N_bytes);
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if (n != sdu->N_bytes) {
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log_h->error("TUN/TAP write failure n=%d, nof_bytes=%d\n", n, sdu->N_bytes);
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return;
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}
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log_h->debug_hex(sdu->msg, sdu->N_bytes,
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"Wrote %d bytes to TUN/TAP\n",
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sdu->N_bytes);
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pool->deallocate(sdu);
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break;
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case 0:
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log_h->info("Received ConnectionSetupComplete\n");
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// Setup a single UM bearer
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LIBLTE_RRC_RLC_CONFIG_STRUCT cfg;
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bzero(&cfg, sizeof(LIBLTE_RRC_RLC_CONFIG_STRUCT));
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cfg.rlc_mode = LIBLTE_RRC_RLC_MODE_UM_BI;
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cfg.dl_um_bi_rlc.t_reordering = LIBLTE_RRC_T_REORDERING_MS100;
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cfg.dl_um_bi_rlc.sn_field_len = LIBLTE_RRC_SN_FIELD_LENGTH_SIZE10;
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cfg.ul_um_bi_rlc.sn_field_len = LIBLTE_RRC_SN_FIELD_LENGTH_SIZE10;
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rlc->add_bearer(LCID, &cfg);
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mac->setup_lcid(LCID, 0, 1, -1, 100000);
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LIBLTE_RRC_PHYSICAL_CONFIG_DEDICATED_STRUCT dedicated;
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bzero(&dedicated, sizeof(LIBLTE_RRC_PHYSICAL_CONFIG_DEDICATED_STRUCT));
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dedicated.pusch_cnfg_ded.beta_offset_ack_idx = 5;
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dedicated.pusch_cnfg_ded.beta_offset_ri_idx = 12;
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dedicated.pusch_cnfg_ded.beta_offset_cqi_idx = 15;
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dedicated.pusch_cnfg_ded_present = true;
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dedicated.sched_request_cnfg.dsr_trans_max = LIBLTE_RRC_DSR_TRANS_MAX_N4;
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dedicated.sched_request_cnfg.sr_pucch_resource_idx = 0;
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dedicated.sched_request_cnfg.sr_cnfg_idx = 35;
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dedicated.sched_request_cnfg.setup_present = true;
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dedicated.sched_request_cnfg_present = true;
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phy->set_config_dedicated(&dedicated);
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phy->configure_ul_params();
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srsue::mac_interface_rrc::mac_cfg_t mac_cfg;
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mac->get_config(&mac_cfg);
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memcpy(&mac_cfg.sr, &dedicated.sched_request_cnfg, sizeof(LIBLTE_RRC_SCHEDULING_REQUEST_CONFIG_STRUCT));
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mac_cfg.main.ulsch_cnfg.periodic_bsr_timer = LIBLTE_RRC_PERIODIC_BSR_TIMER_SF40;
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mac->set_config(&mac_cfg);
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break;
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default:
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log_h->error("Received message for lcid=%d\n", lcid);
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break;
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}
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}
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private:
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int tun_fd;
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bool running;
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srslte::log *log_h;
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srslte::byte_buffer_pool *pool;
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srslte::rlc *rlc;
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srsue::mac *mac;
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srsue::phy *phy;
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srslte::bit_buffer_t bit_buf;
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srsue::rrc_state_t state;
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LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1_STRUCT sib1;
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LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2_STRUCT sib2;
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bool read_enable;
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// Determine SI messages scheduling as in 36.331 5.2.3 Acquisition of an SI message
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uint32_t sib_start_tti(uint32_t tti, uint32_t period, uint32_t x) {
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return (period*10*(1+tti/(period*10))+x)%10240; // the 1 means next opportunity
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}
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int init_tuntap(char *ip_address) {
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read_enable = true;
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tun_fd = setup_if_addr(ip_address);
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if (tun_fd<0) {
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fprintf(stderr, "Error setting up IP %s\n", ip_address);
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return -1;
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}
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printf("Created tun/tap interface at IP %s\n", ip_address);
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return 0;
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}
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void run_thread() {
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struct iphdr *ip_pkt;
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uint32_t idx = 0;
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int32_t N_bytes;
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srslte::byte_buffer_t *pdu = pool_allocate;
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log_h->info("TUN/TAP reader thread running\n");
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while(running) {
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N_bytes = read(tun_fd, &pdu->msg[idx], SRSLTE_MAX_BUFFER_SIZE_BYTES-SRSLTE_BUFFER_HEADER_OFFSET - idx);
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if(N_bytes > 0 && read_enable)
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{
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pdu->N_bytes = idx + N_bytes;
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ip_pkt = (struct iphdr*)pdu->msg;
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log_h->debug_hex(pdu->msg, pdu->N_bytes,
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"Read %d bytes from TUN/TAP\n",
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N_bytes);
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// Check if entire packet was received
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if(ntohs(ip_pkt->tot_len) == pdu->N_bytes)
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{
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log_h->info_hex(pdu->msg, pdu->N_bytes, "UL PDU");
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// Send PDU directly to PDCP
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pdu->set_timestamp();
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rlc->write_sdu(LCID, pdu);
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pdu = pool_allocate;
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idx = 0;
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} else{
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idx += N_bytes;
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}
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}else{
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log_h->error("Failed to read from TUN interface - gw receive thread exiting.\n");
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break;
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}
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}
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}
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void apply_sib2_configs()
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{
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// Apply RACH timeAlginmentTimer configuration
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srsue::mac_interface_rrc::mac_cfg_t cfg;
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mac->get_config(&cfg);
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cfg.main.time_alignment_timer = sib2.time_alignment_timer;
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memcpy(&cfg.rach, &sib2.rr_config_common_sib.rach_cnfg, sizeof(LIBLTE_RRC_RACH_CONFIG_COMMON_STRUCT));
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cfg.prach_config_index = sib2.rr_config_common_sib.prach_cnfg.root_sequence_index;
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mac->set_config(&cfg);
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log_h->info("Set RACH ConfigCommon: NofPreambles=%d, ResponseWindow=%d, ContentionResolutionTimer=%d ms\n",
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liblte_rrc_number_of_ra_preambles_num[sib2.rr_config_common_sib.rach_cnfg.num_ra_preambles],
|
||||
liblte_rrc_ra_response_window_size_num[sib2.rr_config_common_sib.rach_cnfg.ra_resp_win_size],
|
||||
liblte_rrc_mac_contention_resolution_timer_num[sib2.rr_config_common_sib.rach_cnfg.mac_con_res_timer]);
|
||||
|
||||
// Apply PHY RR Config Common
|
||||
srsue::phy_interface_rrc::phy_cfg_common_t common;
|
||||
memcpy(&common.pdsch_cnfg, &sib2.rr_config_common_sib.pdsch_cnfg, sizeof(LIBLTE_RRC_PDSCH_CONFIG_COMMON_STRUCT));
|
||||
memcpy(&common.pusch_cnfg, &sib2.rr_config_common_sib.pusch_cnfg, sizeof(LIBLTE_RRC_PUSCH_CONFIG_COMMON_STRUCT));
|
||||
memcpy(&common.pucch_cnfg, &sib2.rr_config_common_sib.pucch_cnfg, sizeof(LIBLTE_RRC_PUCCH_CONFIG_COMMON_STRUCT));
|
||||
memcpy(&common.ul_pwr_ctrl, &sib2.rr_config_common_sib.ul_pwr_ctrl, sizeof(LIBLTE_RRC_UL_POWER_CONTROL_COMMON_STRUCT));
|
||||
memcpy(&common.prach_cnfg, &sib2.rr_config_common_sib.prach_cnfg, sizeof(LIBLTE_RRC_PRACH_CONFIG_SIB_STRUCT));
|
||||
if (sib2.rr_config_common_sib.srs_ul_cnfg.present) {
|
||||
memcpy(&common.srs_ul_cnfg, &sib2.rr_config_common_sib.srs_ul_cnfg, sizeof(LIBLTE_RRC_SRS_UL_CONFIG_COMMON_STRUCT));
|
||||
} else {
|
||||
// default is release
|
||||
common.srs_ul_cnfg.present = false;
|
||||
}
|
||||
phy->set_config_common(&common);
|
||||
|
||||
phy->configure_ul_params();
|
||||
|
||||
log_h->info("Set PUSCH ConfigCommon: HopOffset=%d, RSGroup=%d, RSNcs=%d, N_sb=%d\n",
|
||||
sib2.rr_config_common_sib.pusch_cnfg.pusch_hopping_offset,
|
||||
sib2.rr_config_common_sib.pusch_cnfg.ul_rs.group_assignment_pusch,
|
||||
sib2.rr_config_common_sib.pusch_cnfg.ul_rs.cyclic_shift,
|
||||
sib2.rr_config_common_sib.pusch_cnfg.n_sb);
|
||||
|
||||
log_h->info("Set PUCCH ConfigCommon: DeltaShift=%d, CyclicShift=%d, N1=%d, NRB=%d\n",
|
||||
liblte_rrc_delta_pucch_shift_num[sib2.rr_config_common_sib.pucch_cnfg.delta_pucch_shift],
|
||||
sib2.rr_config_common_sib.pucch_cnfg.n_cs_an,
|
||||
sib2.rr_config_common_sib.pucch_cnfg.n1_pucch_an,
|
||||
sib2.rr_config_common_sib.pucch_cnfg.n_rb_cqi);
|
||||
|
||||
log_h->info("Set PRACH ConfigCommon: SeqIdx=%d, HS=%d, FreqOffset=%d, ZC=%d, ConfigIndex=%d\n",
|
||||
sib2.rr_config_common_sib.prach_cnfg.root_sequence_index,
|
||||
sib2.rr_config_common_sib.prach_cnfg.prach_cnfg_info.high_speed_flag?1:0,
|
||||
sib2.rr_config_common_sib.prach_cnfg.prach_cnfg_info.prach_freq_offset,
|
||||
sib2.rr_config_common_sib.prach_cnfg.prach_cnfg_info.zero_correlation_zone_config,
|
||||
sib2.rr_config_common_sib.prach_cnfg.prach_cnfg_info.prach_config_index);
|
||||
|
||||
log_h->info("Set SRS ConfigCommon: BW-Configuration=%d, SF-Configuration=%d, ACKNACK=%d\n",
|
||||
sib2.rr_config_common_sib.srs_ul_cnfg.bw_cnfg,
|
||||
sib2.rr_config_common_sib.srs_ul_cnfg.subfr_cnfg,
|
||||
sib2.rr_config_common_sib.srs_ul_cnfg.ack_nack_simul_tx);
|
||||
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
|
||||
// Create classes
|
||||
srslte::logger logger;
|
||||
srslte::log_filter log_phy;
|
||||
srslte::log_filter log_mac;
|
||||
srslte::log_filter log_rlc;
|
||||
srslte::log_filter log_tester;
|
||||
srslte::mac_pcap mac_pcap;
|
||||
srsue::phy my_phy;
|
||||
srsue::mac my_mac;
|
||||
srslte::rlc rlc;
|
||||
srslte::radio_multi my_radio;
|
||||
|
||||
// Local classes for testing
|
||||
tester my_tester;
|
||||
|
||||
|
||||
bool running = true;
|
||||
|
||||
void sig_int_handler(int signo)
|
||||
{
|
||||
running = false;
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[])
|
||||
{
|
||||
|
||||
parse_args(&prog_args, argc, argv);
|
||||
|
||||
// set to null to disable pcap
|
||||
const char *pcap_filename = "/tmp/ip_test.pcap";
|
||||
|
||||
logger.init("/tmp/ip_test_ue.log");
|
||||
log_phy.init("PHY ", &logger, true);
|
||||
log_mac.init("MAC ", &logger, true);
|
||||
log_rlc.init("RLC ", &logger);
|
||||
log_tester.init("TEST", &logger);
|
||||
logger.log("\n\n");
|
||||
|
||||
if (srsapps_verbose == 1) {
|
||||
log_phy.set_level(srslte::LOG_LEVEL_INFO);
|
||||
log_phy.set_hex_limit(100);
|
||||
log_mac.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_mac.set_hex_limit(100);
|
||||
log_rlc.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_rlc.set_hex_limit(1000);
|
||||
log_tester.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_tester.set_hex_limit(100);
|
||||
printf("Log level info\n");
|
||||
}
|
||||
if (srsapps_verbose == 2) {
|
||||
log_phy.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_phy.set_hex_limit(100);
|
||||
log_mac.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_mac.set_hex_limit(100);
|
||||
log_rlc.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_rlc.set_hex_limit(100);
|
||||
log_tester.set_level(srslte::LOG_LEVEL_DEBUG);
|
||||
log_tester.set_hex_limit(100);
|
||||
srslte_verbose = SRSLTE_VERBOSE_DEBUG;
|
||||
printf("Log level debug\n");
|
||||
}
|
||||
|
||||
// Init Radio and PHY
|
||||
#ifdef USE_RADIO
|
||||
my_radio.init();
|
||||
#else
|
||||
my_radio.init(NULL, "dummy");
|
||||
#endif
|
||||
|
||||
my_radio.set_tx_freq(prog_args.tx_freq);
|
||||
my_radio.set_tx_gain(prog_args.tx_gain);
|
||||
my_radio.set_rx_freq(prog_args.rx_freq);
|
||||
my_radio.set_rx_gain(prog_args.rx_gain);
|
||||
if (prog_args.time_adv >= 0) {
|
||||
printf("Setting TA=%d samples\n",prog_args.time_adv);
|
||||
my_radio.set_tx_adv(prog_args.time_adv);
|
||||
}
|
||||
|
||||
my_phy.init(&my_radio, &my_mac, &my_tester, &log_phy, NULL);
|
||||
my_mac.init(&my_phy, &rlc, &my_tester, &log_mac);
|
||||
rlc.init(&my_tester, &my_tester, &my_tester, &log_rlc, &my_mac);
|
||||
my_tester.init(&my_phy, &my_mac, &rlc, &log_tester, prog_args.ip_address);
|
||||
|
||||
|
||||
if (pcap_filename) {
|
||||
mac_pcap.open(pcap_filename);
|
||||
my_mac.start_pcap(&mac_pcap);
|
||||
signal(SIGINT, sig_int_handler);
|
||||
}
|
||||
|
||||
// Set MAC defaults
|
||||
LIBLTE_RRC_MAC_MAIN_CONFIG_STRUCT default_cfg;
|
||||
bzero(&default_cfg, sizeof(LIBLTE_RRC_MAC_MAIN_CONFIG_STRUCT));
|
||||
default_cfg.ulsch_cnfg.max_harq_tx = LIBLTE_RRC_MAX_HARQ_TX_N5;
|
||||
default_cfg.ulsch_cnfg.periodic_bsr_timer = LIBLTE_RRC_PERIODIC_BSR_TIMER_INFINITY;
|
||||
default_cfg.ulsch_cnfg.retx_bsr_timer = LIBLTE_RRC_RETRANSMISSION_BSR_TIMER_SF2560;
|
||||
default_cfg.ulsch_cnfg.tti_bundling = false;
|
||||
default_cfg.drx_cnfg.setup_present = false;
|
||||
default_cfg.phr_cnfg.setup_present = false;
|
||||
default_cfg.time_alignment_timer = LIBLTE_RRC_TIME_ALIGNMENT_TIMER_INFINITY;
|
||||
my_mac.set_config_main(&default_cfg);
|
||||
|
||||
while(running) {
|
||||
if (my_tester.is_sib_received()) {
|
||||
printf("Main running\n");
|
||||
sleep(1);
|
||||
} else {
|
||||
my_tester.sib_search();
|
||||
}
|
||||
}
|
||||
|
||||
if (pcap_filename) {
|
||||
mac_pcap.close();
|
||||
}
|
||||
|
||||
my_phy.stop();
|
||||
my_mac.stop();
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
/******************* This is copied from srsue gw **********************/
|
||||
int setup_if_addr(char *ip_addr)
|
||||
{
|
||||
|
||||
char *dev = (char*) "tun_srsue";
|
||||
|
||||
// Construct the TUN device
|
||||
int tun_fd = open("/dev/net/tun", O_RDWR);
|
||||
if(0 > tun_fd)
|
||||
{
|
||||
perror("open");
|
||||
return(-1);
|
||||
}
|
||||
|
||||
struct ifreq ifr;
|
||||
|
||||
memset(&ifr, 0, sizeof(ifr));
|
||||
ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
|
||||
strncpy(ifr.ifr_ifrn.ifrn_name, dev, IFNAMSIZ);
|
||||
if(0 > ioctl(tun_fd, TUNSETIFF, &ifr))
|
||||
{
|
||||
perror("ioctl");
|
||||
return -1;
|
||||
}
|
||||
|
||||
// Bring up the interface
|
||||
int sock = socket(AF_INET, SOCK_DGRAM, 0);
|
||||
if(0 > ioctl(sock, SIOCGIFFLAGS, &ifr))
|
||||
{
|
||||
perror("socket");
|
||||
return -1;
|
||||
}
|
||||
ifr.ifr_flags |= IFF_UP | IFF_RUNNING;
|
||||
if(0 > ioctl(sock, SIOCSIFFLAGS, &ifr))
|
||||
{
|
||||
perror("ioctl");
|
||||
return -1;
|
||||
}
|
||||
|
||||
// Setup the IP address
|
||||
sock = socket(AF_INET, SOCK_DGRAM, 0);
|
||||
ifr.ifr_addr.sa_family = AF_INET;
|
||||
((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr.s_addr = inet_addr(ip_addr);
|
||||
if(0 > ioctl(sock, SIOCSIFADDR, &ifr))
|
||||
{
|
||||
perror("ioctl");
|
||||
return -1;
|
||||
}
|
||||
ifr.ifr_netmask.sa_family = AF_INET;
|
||||
((struct sockaddr_in *)&ifr.ifr_netmask)->sin_addr.s_addr = inet_addr("255.255.255.0");
|
||||
if(0 > ioctl(sock, SIOCSIFNETMASK, &ifr))
|
||||
{
|
||||
perror("ioctl");
|
||||
return -1;
|
||||
}
|
||||
|
||||
return(tun_fd);
|
||||
}
|
||||
Loading…
Reference in New Issue