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Include current time in EMM information

This commit is contained in:
Dillon Amburgey 2020-10-07 15:49:15 -04:00 committed by Andre Puschmann
parent 4c1416b84f
commit 6fc2562ca1
1 changed files with 16 additions and 0 deletions
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16
srsepc/src/mme/nas.cc
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@ -26,6 +26,7 @@
#include <cmath>
#include <inttypes.h> // for printing uint64_t
#include <sys/timerfd.h>
#include <time.h>
namespace srsepc {
@ -1543,6 +1544,21 @@ bool nas::pack_emm_information(srslte::byte_buffer_t* nas_buffer)
emm_info.utc_and_local_time_zone_present = false;
emm_info.net_dst_present = false;
time_t now;
struct tm broken_down_time;
if ((time(&now) != -1) && (gmtime_r(&now, &broken_down_time) != NULL)) {
emm_info.utc_and_local_time_zone.year = broken_down_time.tm_year + 1900;
emm_info.utc_and_local_time_zone.month = broken_down_time.tm_mon + 1;
emm_info.utc_and_local_time_zone.day = broken_down_time.tm_mday;
emm_info.utc_and_local_time_zone.hour = broken_down_time.tm_hour;
emm_info.utc_and_local_time_zone.minute = broken_down_time.tm_min;
emm_info.utc_and_local_time_zone.second = broken_down_time.tm_sec;
emm_info.utc_and_local_time_zone.tz = 0;
emm_info.utc_and_local_time_zone_present = true;
} else {
m_nas_log->error("Error getting current time: %s\n", strerror(errno));
}
uint8_t sec_hdr_type = LIBLTE_MME_SECURITY_HDR_TYPE_INTEGRITY_AND_CIPHERED;
m_sec_ctx.dl_nas_count++;
LIBLTE_ERROR_ENUM err = liblte_mme_pack_emm_information_msg(