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      1 /*	$NetBSD: writedtab.c,v 1.5 2009/03/14 21:04:06 dsl Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1999 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Julian Coleman, Waldi Ravens and Leo Weppelman.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include "privahdi.h"
     33 #include <disktab.h>
     34 #include <fcntl.h>
     35 #include <stdio.h>
     36 #include <string.h>
     37 
     38 /*
     39  * Write AHDI partitions to disk
     40  */
     41 int
     42 ahdi_writedisktab (struct ahdi_ptable *ptable, char *disktype, char *disktab, char *dtype)
     43 {
     44 	FILE			*fd;
     45 	int			 pid, i, j, todo;
     46 
     47 	if ((fd = fopen (strlen (disktab) ? disktab : _PATH_DISKTAB, "a"))
     48 	    == NULL)
     49 		return (-1);
     50 
     51 	fprintf (fd, "%s disk|%s:\\\n",
     52 	    strlen (dtype) ? dtype : "SCSI", disktype);
     53 	fprintf (fd, "\t:ty#winchester:dt=%s:ns#%u:nt#%u:nc#%u:sc#%u:su#%u",
     54 	    strlen (dtype) ? dtype : "SCSI", ptable->nsectors,
     55 	    ptable->ntracks, ptable->ncylinders, ptable->secpercyl,
     56 	    ptable->secperunit);
     57 
     58 	todo = ptable->nparts;
     59 	j = 0;
     60 	while (todo) {
     61 		for (i = 0; i < ptable->nparts; i++) {
     62 			if (j == RAW_PART) {
     63 				fprintf (fd,
     64 				    "\\\n\t:p%c#%u:o%c#0:t%c=unknown:",
     65 				    RAW_PART + 'a', ptable->secperunit,
     66 				    RAW_PART + 'a', RAW_PART + 'a');
     67 				break;
     68 			}
     69 			if (ptable->parts[i].letter == j) {
     70 				fprintf (fd, "\\\n\t:p%c#%u:o%c#%u:t%c=",
     71 				    ptable->parts[i].letter + 'a',
     72 				    ptable->parts[i].size,
     73 				    ptable->parts[i].letter + 'a',
     74 				    ptable->parts[i].start,
     75 				    ptable->parts[i].letter + 'a');
     76 				pid = AHDI_MKPID (ptable->parts[i].id[0],
     77 				    ptable->parts[i].id[1],
     78 				    ptable->parts[i].id[2]);
     79 				switch (pid) {
     80 				case AHDI_PID_NBD:
     81 					fprintf (fd, "4.2BSD:");
     82 					break;
     83 				case AHDI_PID_SWP:
     84 					fprintf (fd, "swap:");
     85 					break;
     86 				case AHDI_PID_GEM:
     87 				case AHDI_PID_BGM:
     88 					fprintf (fd, "MSDOS:");
     89 					break;
     90 				default:
     91 					fprintf (fd, "unknown:" );
     92 				}
     93 				todo--;
     94 				break;
     95 			}
     96 		}
     97 		j++;
     98 	}
     99 	if (j <= RAW_PART) {
    100 		fprintf (fd, "\\\n\t:p%c#%u:o%c#0:t%c=unknown:",
    101 		    RAW_PART + 'a', ptable->secperunit,
    102 		    RAW_PART + 'a', RAW_PART + 'a');
    103 	}
    104 	fprintf (fd, "\n\n");
    105 
    106 	fclose (fd);
    107 	return (1);
    108 }
    109