2N/A/*
2N/A * Copyright (c) 1983, 1993
2N/A * The Regents of the University of California. All rights reserved.
2N/A *
2N/A * Redistribution and use in source and binary forms, with or without
2N/A * modification, are permitted provided that the following conditions
2N/A * are met:
2N/A * 1. Redistributions of source code must retain the above copyright
2N/A * notice, this list of conditions and the following disclaimer.
2N/A * 2. Redistributions in binary form must reproduce the above copyright
2N/A * notice, this list of conditions and the following disclaimer in the
2N/A * documentation and/or other materials provided with the distribution.
2N/A * 3. All advertising materials mentioning features or use of this software
2N/A * must display the following acknowledgement:
2N/A * This product includes software developed by the University of
2N/A * California, Berkeley and its contributors.
2N/A * 4. Neither the name of the University nor the names of its contributors
2N/A * may be used to endorse or promote products derived from this software
2N/A * without specific prior written permission.
2N/A *
2N/A * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2N/A * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2N/A * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2N/A * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2N/A * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2N/A * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2N/A * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2N/A * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2N/A * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2N/A * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2N/A * SUCH DAMAGE.
2N/A */
2N/A
2N/A#if defined(LIBC_SCCS) && !defined(lint)
2N/Astatic const char sccsid[] = "@(#)inet_makeaddr.c 8.1 (Berkeley) 6/4/93";
2N/A#endif /* LIBC_SCCS and not lint */
2N/A
2N/A#include "port_before.h"
2N/A
2N/A#include <sys/param.h>
2N/A#include <netinet/in.h>
2N/A#include <arpa/inet.h>
2N/A
2N/A#include "port_after.h"
2N/A
2N/A/*%
2N/A * Formulate an Internet address from network + host. Used in
2N/A * building addresses stored in the ifnet structure.
2N/A */
2N/Astruct in_addr
2N/Ainet_makeaddr(net, host)
2N/A u_long net, host;
2N/A{
2N/A struct in_addr a;
2N/A
2N/A if (net < 128U)
2N/A a.s_addr = (net << IN_CLASSA_NSHIFT) | (host & IN_CLASSA_HOST);
2N/A else if (net < 65536U)
2N/A a.s_addr = (net << IN_CLASSB_NSHIFT) | (host & IN_CLASSB_HOST);
2N/A else if (net < 16777216L)
2N/A a.s_addr = (net << IN_CLASSC_NSHIFT) | (host & IN_CLASSC_HOST);
2N/A else
2N/A a.s_addr = net | host;
2N/A a.s_addr = htonl(a.s_addr);
2N/A return (a);
2N/A}
2N/A
2N/A/*! \file */