delay.h

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#ifndef INCLUDE_CAN_DELAY_H_
#define INCLUDE_CAN_DELAY_H_


#include "utils/timestamp.h"
#include <sys/time.h>           /* timeval */


static inline unsigned int udelay(unsigned int usec)
{
    timespec requested, remaining;
    requested.tv_sec = usec/1000000;
    requested.tv_nsec = usec*1000;
    return ((unsigned int) nanosleep(&requested, &remaining));
}


static inline void do_gettimeofday(timeval *tv)
{
    gettimeofday(tv, NULL);
}


typedef struct {
    int counter;
} atomic_t;


#define atomic_read(v)          ((v)->counter)


#define atomic_set(v,i)         (v->counter = i)


#endif /* INCLUDE_CAN_DELAY_H_ */