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common.h revision 1.1 
      1 /*
      2  * Copyright (c) 1993-95 Mats O Jansson.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  * 3. All advertising materials mentioning features or use of this software
     13  *    must display the following acknowledgement:
     14  *	This product includes software developed by Mats O Jansson.
     15  * 4. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  *
     29  *	$Id: common.h,v 1.1 1997/03/16 22:23:35 cjs Exp $
     30  *
     31  */
     32 
     33 #ifndef _COMMON_H_
     34 #define _COMMON_H_
     35 
     36 #define MAXDL		16		/* maximum number concurrent load */
     37 #define IFNAME_SIZE	32		/* maximum size if interface name */
     38 #define BUFSIZE		1600		/* main receive buffer size	*/
     39 #define HDRSIZ		22		/* room for 803.2 header	*/
     40 
     41 #ifndef MOP_FILE_PATH
     42 #define MOP_FILE_PATH	"/tftpboot/mop"
     43 #endif
     44 
     45 #define DEBUG_ONELINE	1
     46 #define DEBUG_HEADER	2
     47 #define DEBUG_INFO	3
     48 
     49 /*
     50  * structure per interface
     51  *
     52  */
     53 
     54 struct if_info {
     55 	int	fd;			/* File Descriptor                 */
     56 	int	trans;			/* Transport type Ethernet/802.3   */
     57 	u_char	eaddr[6];		/* Ethernet addr of this interface */
     58 	char	if_name[IFNAME_SIZE];	/* Interface Name		   */
     59 	int	(*iopen)();		/* Interface Open Routine	   */
     60 	int	(*write)();		/* Interface Write Routine	   */
     61 	void	(*read)();		/* Interface Read Routine          */
     62 	struct if_info *next;		/* Next Interface		   */
     63 };
     64 
     65 #define DL_STATUS_FREE		 0
     66 #define DL_STATUS_READ_IMGHDR	 1
     67 #define DL_STATUS_SENT_MLD	 2
     68 #define DL_STATUS_SENT_PLT	 3
     69 
     70 struct dllist {
     71 	u_char	status;			/* Status byte			*/
     72 	struct if_info *ii;		/* interface pointer		*/
     73 	u_char	eaddr[6];		/* targets ethernet addres	*/
     74 	int	ldfd;			/* filedescriptor for loadfile	*/
     75 	u_short	dl_bsz;			/* Data Link Buffer Size	*/
     76 	int	timeout;		/* Timeout counter		*/
     77 	u_char	count;			/* Packet Counter		*/
     78 	u_long	loadaddr;		/* Load Address			*/
     79 	u_long	xferaddr;		/* Transfer Address		*/
     80 	u_long	nloadaddr;		/* Next Load Address		*/
     81 	long	lseek;			/* Seek before last read	*/
     82 	int	aout;			/* Is it an a.out file		*/
     83 	u_long	a_text;			/* Size of text segment		*/
     84 	u_long	a_text_fill;		/* Size of text segment fill	*/
     85 	u_long	a_data;			/* Size of data segment		*/
     86 	u_long	a_data_fill;		/* Size of data segment fill	*/
     87 	u_long	a_bss;			/* Size of bss segment		*/
     88 	u_long	a_bss_fill;		/* Size of bss segment fill	*/
     89 	long	a_lseek;		/* Keep track of pos in newfile */
     90 };
     91 
     92 #endif _COMMON_H_
     93