/* -*- mode: c; c-file-style: "openbsd" -*- */

/*

 * Copyright (c) 2012 Vincent Bernat <bernat@luffy.cx>

 *

 * Permission to use, copy, modify, and/or distribute this software for any

 * purpose with or without fee is hereby granted, provided that the above

 * copyright notice and this permission notice appear in all copies.

 *

 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

 */

#include "lldpd.h"

#include <sys/param.h>

#include <sys/sysctl.h>

#ifdef ENABLE_LLDPMED

char*

dmi_get(int what, const char *descr)

{

	char result[100] = {};

	size_t len = sizeof(result) - 1;

	int mib[2] = {

		CTL_HW,

		what

	};

	if (sysctl(mib, 2, result, &len, NULL, 0) == -1) {

		log_debug("localchassis", "cannot get %s",

		    descr);

		return NULL;

	}

	log_debug("localchassis", "got `%s` for %s",

	    result, descr);

	return strdup(result);

}

char*

dmi_hw()

{

	return dmi_get(HW_VERSION, "hardware revision");

}

char*

dmi_fw()

{

	return NULL;

}

char*

dmi_sn()

{

	return dmi_get(HW_SERIALNO, "serial number");

}

char*

dmi_manuf()

{

	return dmi_get(HW_VENDOR, "hardware vendor");

}

char*

dmi_model()

{

	return dmi_get(HW_PRODUCT, "hardware product");

}

char*

dmi_asset()

{

	return dmi_get(HW_UUID, "hardware UUID");

}

#endif