Files
openairinterface5g/common/utils/time_utils.h
T
Cedric Roux 339353a96c integration fix: have a central place of definition for clock_difftime_ns
Prior to this commit, the following command failed to build dlsim:
    ./build_oai --phy_simulators -c

Choice has been made to define it in a .h file as a static inline
function.
2017-02-20 10:53:35 +01:00

24 lines
585 B
C

#ifndef _TIME_UTILS_H_
#define _TIME_UTILS_H_
#include <time.h>
#include <stdint.h>
static inline int64_t clock_difftime_ns(struct timespec start, struct timespec end)
{
struct timespec temp;
int64_t temp_ns;
if ((end.tv_nsec-start.tv_nsec)<0) {
temp.tv_sec = end.tv_sec-start.tv_sec-1;
temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
} else {
temp.tv_sec = end.tv_sec-start.tv_sec;
temp.tv_nsec = end.tv_nsec-start.tv_nsec;
}
temp_ns = (int64_t)(temp.tv_sec) * (int64_t)1000000000 + (temp.tv_nsec);
return temp_ns;
}
#endif /* _TIME_UTILS_H_ */