/* Copyright (C) 1998-99 Martin Baulig

   This file is part of LibGTop 1.0.

   Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.

   LibGTop is free software; you can redistribute it and/or modify it

   under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 2 of the License,

   or (at your option) any later version.

   LibGTop is distributed in the hope that it will be useful, but WITHOUT

   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

   for more details.

   You should have received a copy of the GNU General Public License

   along with LibGTop; see the file COPYING. If not, write to the

   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

   Boston, MA 02110-1301, USA.

*/

#include <config.h>

#include <sys/param.h>

#include <sys/types.h>

#include <sys/sysctl.h>

#include <glibtop/error.h>

#include <glibtop/cpu.h>

#include <glibtop/sysinfo.h>

static const unsigned long _glibtop_sysdeps_sysinfo =

(1L << GLIBTOP_SYSINFO_CPUINFO);

static glibtop_sysinfo sysinfo = { .flags = 0 };

static void

init_sysinfo (glibtop *server)

{

	char *model;

	guint64 ncpus = 1;

	int mhz = 0;

	size_t len;

	if (G_LIKELY (sysinfo.flags))

		return;

	ncpus = server->ncpu + 1;

	len = 0;

	sysctlbyname ("hw.model", NULL, &len, NULL, 0);

	model = g_malloc (len);

	sysctlbyname ("hw.model", model, &len, NULL, 0);

	len = sizeof (mhz);

	sysctlbyname ("hw.clockrate", &mhz, &len, NULL, 0);

	for (sysinfo.ncpu = 0;

	     sysinfo.ncpu < GLIBTOP_NCPU && sysinfo.ncpu < ncpus;

	     sysinfo.ncpu++) {

		glibtop_entry * const cpuinfo = &sysinfo.cpuinfo[sysinfo.ncpu];

		cpuinfo->labels = g_ptr_array_new ();

		cpuinfo->values = g_hash_table_new_full(g_str_hash,

							g_str_equal,

							NULL, g_free);

		g_ptr_array_add (cpuinfo->labels, "processor");

		g_hash_table_insert (cpuinfo->values, "processor",

				     g_strdup_printf("%u", (guint)sysinfo.ncpu));

		g_ptr_array_add (cpuinfo->labels, "vendor_id");

		g_hash_table_insert (cpuinfo->values, "vendor_id",

				     g_strdup(model));

		g_ptr_array_add (cpuinfo->labels, "model name");

		g_hash_table_insert (cpuinfo->values, "model name",

				     g_strdup(model));

		g_ptr_array_add (cpuinfo->labels, "cpu MHz");

		g_hash_table_insert (cpuinfo->values, "cpu MHz",

				     g_strdup_printf("%d", mhz));

	}

	g_free (model);

	sysinfo.flags = _glibtop_sysdeps_sysinfo;

}

const glibtop_sysinfo *

glibtop_get_sysinfo_s (glibtop *server)

{

	init_sysinfo (server);

	return &sysinfo;

}