#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/uptime.h>

#include <glibtop/cpu.h>

#include <glibtop_suid.h>

static const unsigned long _glibtop_sysdeps_uptime =
(1 << GLIBTOP_UPTIME_UPTIME) + (1 << GLIBTOP_UPTIME_IDLETIME);

static const unsigned long _required_cpu_flags =
(1 << GLIBTOP_CPU_TOTAL) + (1 << GLIBTOP_CPU_IDLE) +
(1 << GLIBTOP_CPU_FREQUENCY);

void
glibtop_get_uptime_p (glibtop *server, glibtop_uptime *buf)
{
	glibtop_cpu cpu;

	glibtop_init_p (server, GLIBTOP_SYSDEPS_UPTIME, 0);
	
	memset (buf, 0, sizeof (glibtop_uptime));

	/* We simply calculate it from the CPU usage. */

	glibtop_get_cpu_p (server, &amp;cpu);

	/* Make sure all required fields are present. */

	if ((cpu.flags &amp; _required_cpu_flags) != _required_cpu_flags)
		return;

	/* Calculate values. */

	buf->uptime = (double) cpu.total / (double) cpu.frequency;
	buf->idletime = (double) cpu.idle / (double) cpu.frequency;

	buf->flags = _glibtop_sysdeps_uptime;
}