time.h

#pragma once
#include <wiiu/types.h>

#ifdef __cplusplus
extern "C" {
#endif

#define OSOneSecond ((OSGetSystemInfo()->clockSpeed) / 4)
#define OSMilliseconds(val) ((((uint64_t)(val)) * (uint64_t)(OSOneSecond)) / 1000ull)
#define OSMicroseconds(val) ((((uint64_t)(val)) * (uint64_t)(OSOneSecond)) / 1000000ull)
#define OSNanoseconds(val) ((((uint64_t)(val)) * (uint64_t)(OSOneSecond)) / 1000000000ull)

#define wiiu_bus_clock             (17 * 13 * 5*5*5 * 5*5*5     * 3*3 * 2*2*2) /*   248.625000 Mhz */
#define wiiu_cpu_clock             (17 * 13 * 5*5*5 * 5*5*5 * 5 * 3*3 * 2*2*2) /*  1243.125000 Mhz */
#define wiiu_timer_clock           (17 * 13 * 5*5*5 * 5*5*5     * 3*3 * 2)     /*    62.156250 Mhz */

#define sec_to_ticks(s)          (((17 * 13 * 5*5*5 * 5*5*5 * 3*3 * 2) * (uint64_t)(s)))
#define ms_to_ticks(ms)          (((17 * 13 * 5*5*5 * 3*3) * (uint64_t)(ms)) / (2*2))
#define us_to_ticks(us)          (((17 * 13 * 3*3) * (uint64_t)(us)) / (2*2* 2*2*2))
#define ns_to_ticks(ns)          (((17 * 13 * 3*3) * (uint64_t)(ns)) / (2*2* 2*2*2* 2*2*2 *5*5*5))

#define ticks_to_sec(ticks)      (((uint64_t)(ticks)) / (17 * 13 * 5*5*5 * 5*5*5 * 3*3 * 2))
#define ticks_to_ms(ticks)       (((uint64_t)(ticks) * (2*2)) / (17 * 13 * 5*5*5 * 3*3))
#define ticks_to_us(ticks)       (((uint64_t)(ticks) * (2*2 * 2*2*2)) / (17 * 13 * 3*3))
#define ticks_to_ns(ticks)       (((uint64_t)(ticks) * (2*2 * 2*2*2 * 2*2*2 * 5*5*5)) / (17 * 13 * 3*3))

typedef int32_t OSTick;
typedef int64_t OSTime;

typedef struct
{
   int32_t tm_sec;
   int32_t tm_min;
   int32_t tm_hour;
   int32_t tm_mday;
   int32_t tm_mon;
   int32_t tm_year;
}OSCalendarTime;

OSTime OSGetTime();
OSTime OSGetSystemTime();
OSTick OSGetTick();
OSTick OSGetSystemTick();
OSTime OSCalendarTimeToTicks(OSCalendarTime *calendarTime);
void OSTicksToCalendarTime(OSTime time, OSCalendarTime *calendarTime);

#ifdef __cplusplus
}
#endif