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      1 /*	$NetBSD: iodesc.h,v 1.10 2014/03/29 14:30:16 jakllsch Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1993 Adam Glass
      5  * Copyright (c) 1992 Regents of the University of California.
      6  * All rights reserved.
      7  *
      8  * This software was developed by the Computer Systems Engineering group
      9  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
     10  * contributed to Berkeley.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. All advertising materials mentioning features or use of this software
     21  *    must display the following acknowledgement:
     22  *	This product includes software developed by the University of
     23  *	California, Lawrence Berkeley Laboratory and its contributors.
     24  * 4. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  */
     40 
     41 #ifndef __SYS_LIBNETBOOT_IODESC_H
     42 #define __SYS_LIBNETBOOT_IODESC_H
     43 
     44 #include <net/if_ether.h>		/* for ETHER_ADDR_LEN */
     45 
     46 #ifdef _STANDALONE
     47 /*
     48  * libsa code uses the following types to avoid 64 bit time_t:
     49  *
     50  * satime_t:
     51  *	numbers in seconds returned by the machine dependent getsecs() function
     52  *	which are used to measure relative time
     53  *
     54  * saseconds_t:
     55  *	numbers in seconds used to specify timeout to network drivers
     56  *
     57  */
     58 typedef unsigned int	satime_t;
     59 typedef int		saseconds_t;
     60 #else
     61 typedef time_t		satime_t;
     62 typedef time_t		saseconds_t;
     63 #endif
     64 
     65 struct iodesc {
     66 	struct	in_addr destip;		/* dest. ip addr, net order */
     67 	struct	in_addr myip;		/* local ip addr, net order */
     68 	u_short	destport;		/* dest. port, net order */
     69 	u_short	myport;			/* local port, net order */
     70 	u_long	xid;			/* transaction identification */
     71 	u_char	myea[ETHER_ADDR_LEN];	/* my ethernet address */
     72 	void	*io_netif;
     73 };
     74 
     75 struct iodesc	*socktodesc(int);
     76 ssize_t		netif_get(struct iodesc *, void *, size_t, saseconds_t);
     77 ssize_t		netif_put(struct iodesc *, void *, size_t);
     78 
     79 #endif /* __SYS_LIBNETBOOT_IODESC_H */
     80