Merge pull request #1904 from qlyoung/docuser

[mirror_frr.git] / pimd / pim_int.c

/*
 * PIM for Quagga
 * Copyright (C) 2008  Everton da Silva Marques
 *
 * This program 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.
 *
 * This program 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 this program; see the file COPYING; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <zebra.h>

#include <string.h>
#include <netinet/in.h>
#include <arpa/inet.h>

#include "pim_int.h"

uint32_t pim_read_uint32_host(const uint8_t *buf)
{
	uint32_t val;
	memcpy(&val, buf, sizeof(val));
	/* val is in netorder */
	val = ntohl(val);
	/* val is in hostorder */
	return val;
}

void pim_write_uint32(uint8_t *buf, uint32_t val_host)
{
	/* val_host is in host order */
	val_host = htonl(val_host);
	/* val_host is in netorder */
	memcpy(buf, &val_host, sizeof(val_host));
}