mbedtls/include/polarssl/timing.h

51 lines
851 B
C

/**
* \file timing.h
*/
#ifndef POLARSSL_TIMING_H
#define POLARSSL_TIMING_H
/**
* \brief timer structure
*/
struct hr_time
{
unsigned char opaque[32];
};
#ifdef __cplusplus
extern "C" {
#endif
extern int alarmed;
/**
* \brief Return the CPU cycle counter value
*/
unsigned long hardclock( void );
/**
* \brief Return the elapsed time in milliseconds
*
* \param val points to a timer structure
* \param reset if set to 1, the timer is restarted
*/
unsigned long get_timer( struct hr_time *val, int reset );
/**
* \brief Setup an alarm clock
*
* \param seconds delay before the "alarmed" flag is set
*/
void set_alarm( int seconds );
/**
* \brief Sleep for a certain amount of time
*/
void m_sleep( int milliseconds );
#ifdef __cplusplus
}
#endif
#endif /* timing.h */