/*

Because the NX os only provides c++ level headers, this c++ wrapper is needed for accessing the OS timing facilities from C code.

*/


#if NX

#include "vpx_config.h"
#include "vpx_timer.h"

#include <nn/os.h>

using namespace nn::os;

void vpx_usec_timer_start(struct vpx_usec_timer *t)
{
    t->begin = GetSystemTick().GetInt64Value();
}

void vpx_usec_timer_mark(struct vpx_usec_timer *t)
{
    t->end = GetSystemTick().GetInt64Value();
}

int64_t vpx_usec_timer_elapsed(struct vpx_usec_timer *t)
{
    return ConvertToTimeSpan(Tick(t->end) - Tick(t->begin)).GetMicroSeconds();
}


#endif // NX