inet.h

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/*
 * Copyright (c) 1991-1994, 1996 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and the Network Research Group at
 *      Lawrence Berkeley Laboratory.
 * 4. Neither the name of the University nor of the Laboratory may be used
 *    to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $Id: inet.h,v 1.3 1996/10/23 04:42:12 aswan Exp $
 */

#ifndef inet_h
#define inet_h

#include <sys/types.h>
#if defined(__osf__)
#include <machine/endian.h>
#endif
#if defined(__linux__)
#include <endian.h>
#endif
#ifndef IPPROTO_IP
#if defined(__ultrix__) && defined(__cplusplus)
extern "C" {
#include <netinet/in.h>
}
#else
#include <netinet/in.h>
#endif
#endif
#include <arpa/inet.h>

#include "config.h"

#ifdef __cplusplus
extern "C" {
#endif
extern char *LookupHostName(u_int32_t addr);
extern char *InetNtoa(u_int32_t addr);
extern u_int32_t LookupLocalAddr(void);
extern u_int32_t LookupHostAddr(const char* host);
extern const char* intoa(u_int32_t addr);
#ifdef __cplusplus
}
#endif

#ifndef NTOHL
#if BYTE_ORDER==LITTLE_ENDIAN
#define NTOHL(d) ((d) = ntohl((d)))
#define NTOHS(d) ((d) = ntohs((d)))
#define HTONL(d) ((d) = htonl((d)))
#define HTONS(d) ((d) = htons((d)))
#elif BYTE_ORDER==BIG_ENDIAN
#define NTOHL(d)
#define NTOHS(d)
#define HTONL(d)
#define HTONS(d)
#else
#error error - BYTE_ORDER not defined.
#endif
#endif

#ifndef INADDR_LOOPBACK
#define INADDR_LOOPBACK (u_int32_t)0x7F000001
#endif

#if defined(__linux__)
#include <linux/version.h>
#if LINUX_VERSION_CODE < 0x2000
struct msghdr {
	caddr_t	msg_name;		/* optional address */
	u_int	msg_namelen;		/* size of address */
	struct	iovec *msg_iov;		/* scatter/gather array */
	u_int	msg_iovlen;		/* # elements in msg_iov */
	caddr_t	msg_control;		/* ancillary data, see below */
	u_int	msg_controllen;		/* ancillary data buffer len */
	int	msg_flags;		/* flags on received message */
};
#endif
#endif

#endif