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writedtab.c revision 1.2 
      1 /*	$NetBSD: writedtab.c,v 1.2 2003/10/28 11:38:04 he 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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include "privahdi.h"
     40 #include <disktab.h>
     41 #include <fcntl.h>
     42 #include <stdio.h>
     43 #include <string.h>
     44 
     45 /*
     46  * Write AHDI partitions to disk
     47  */
     48 int
     49 ahdi_writedisktab (ptable, disktype, disktab, dtype)
     50 	struct ahdi_ptable	*ptable;
     51 	char			*disktype, *disktab, *dtype;
     52 {
     53 	FILE			*fd;
     54 	int			 pid, i, j, todo;
     55 
     56 	if ((fd = fopen (strlen (disktab) ? disktab : _PATH_DISKTAB, "a"))
     57 	    == NULL)
     58 		return (-1);
     59 
     60 	fprintf (fd, "%s disk|%s:\\\n",
     61 	    strlen (dtype) ? dtype : "SCSI", disktype);
     62 	fprintf (fd, "\t:ty#winchester:dt=%s:ns#%u:nt#%u:nc#%u:sc#%u:su#%u",
     63 	    strlen (dtype) ? dtype : "SCSI", ptable->nsectors,
     64 	    ptable->ntracks, ptable->ncylinders, ptable->secpercyl,
     65 	    ptable->secperunit);
     66 
     67 	todo = ptable->nparts;
     68 	j = 0;
     69 	while (todo) {
     70 		for (i = 0; i < ptable->nparts; i++) {
     71 			if (j == RAW_PART) {
     72 				fprintf (fd,
     73 				    "\\\n\t:p%c#%u:o%c#0:t%c=unknown:",
     74 				    RAW_PART + 'a', ptable->secperunit,
     75 				    RAW_PART + 'a', RAW_PART + 'a');
     76 				break;
     77 			}
     78 			if (ptable->parts[i].letter == j) {
     79 				fprintf (fd, "\\\n\t:p%c#%u:o%c#%u:t%c=",
     80 				    ptable->parts[i].letter + 'a',
     81 				    ptable->parts[i].size,
     82 				    ptable->parts[i].letter + 'a',
     83 				    ptable->parts[i].start,
     84 				    ptable->parts[i].letter + 'a');
     85 				pid = AHDI_MKPID (ptable->parts[i].id[0],
     86 				    ptable->parts[i].id[1],
     87 				    ptable->parts[i].id[2]);
     88 				switch (pid) {
     89 				case AHDI_PID_NBD:
     90 					fprintf (fd, "4.2BSD:");
     91 					break;
     92 				case AHDI_PID_SWP:
     93 					fprintf (fd, "swap:");
     94 					break;
     95 				case AHDI_PID_GEM:
     96 				case AHDI_PID_BGM:
     97 					fprintf (fd, "MSDOS:");
     98 					break;
     99 				default:
    100 					fprintf (fd, "unknown:" );
    101 				}
    102 				todo--;
    103 				break;
    104 			}
    105 		}
    106 		j++;
    107 	}
    108 	if (j <= RAW_PART) {
    109 		fprintf (fd, "\\\n\t:p%c#%u:o%c#0:t%c=unknown:",
    110 		    RAW_PART + 'a', ptable->secperunit,
    111 		    RAW_PART + 'a', RAW_PART + 'a');
    112 	}
    113 	fprintf (fd, "\n\n");
    114 
    115 	fclose (fd);
    116 	return (1);
    117 }
    118