root/sbin/ipf/libipf/dupmbt.c
/*
 * Copyright (C) 2012 by Darren Reed.
 *
 * See the IPFILTER.LICENCE file for details on licencing.
 *
 * $Id: dupmbt.c,v 1.3.2.2 2012/07/22 08:04:24 darren_r Exp $
 */

#include "ipf.h"

mb_t *
dupmbt(mb_t *orig)
{
        mb_t *m;

        m = (mb_t *)malloc(sizeof(mb_t));
        if (m == NULL)
                return (NULL);
        m->mb_len = orig->mb_len;
        m->mb_next = NULL;
        m->mb_data = (char *)m->mb_buf + (orig->mb_data - (char *)orig->mb_buf);
        bcopy(orig->mb_data, m->mb_data, m->mb_len);
        return (m);
}