/*      $NetBSD: writedtab.c,v 1.5 2009/03/14 21:04:06 dsl Exp $        */

/*
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Julian Coleman, Waldi Ravens and Leo Weppelman.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

#include "privahdi.h"
#include <disktab.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>

/*
* Write AHDI partitions to disk
*/
int
ahdi_writedisktab (struct ahdi_ptable *ptable, char *disktype, char *disktab, char *dtype)
{
       FILE                    *fd;
       int                      pid, i, j, todo;

       if ((fd = fopen (strlen (disktab) ? disktab : _PATH_DISKTAB, "a"))
           == NULL)
               return (-1);

       fprintf (fd, "%s disk|%s:\\\n",
           strlen (dtype) ? dtype : "SCSI", disktype);
       fprintf (fd, "\t:ty#winchester:dt=%s:ns#%u:nt#%u:nc#%u:sc#%u:su#%u",
           strlen (dtype) ? dtype : "SCSI", ptable->nsectors,
           ptable->ntracks, ptable->ncylinders, ptable->secpercyl,
           ptable->secperunit);

       todo = ptable->nparts;
       j = 0;
       while (todo) {
               for (i = 0; i < ptable->nparts; i++) {
                       if (j == RAW_PART) {
                               fprintf (fd,
                                   "\\\n\t:p%c#%u:o%c#0:t%c=unknown:",
                                   RAW_PART + 'a', ptable->secperunit,
                                   RAW_PART + 'a', RAW_PART + 'a');
                               break;
                       }
                       if (ptable->parts[i].letter == j) {
                               fprintf (fd, "\\\n\t:p%c#%u:o%c#%u:t%c=",
                                   ptable->parts[i].letter + 'a',
                                   ptable->parts[i].size,
                                   ptable->parts[i].letter + 'a',
                                   ptable->parts[i].start,
                                   ptable->parts[i].letter + 'a');
                               pid = AHDI_MKPID (ptable->parts[i].id[0],
                                   ptable->parts[i].id[1],
                                   ptable->parts[i].id[2]);
                               switch (pid) {
                               case AHDI_PID_NBD:
                                       fprintf (fd, "4.2BSD:");
                                       break;
                               case AHDI_PID_SWP:
                                       fprintf (fd, "swap:");
                                       break;
                               case AHDI_PID_GEM:
                               case AHDI_PID_BGM:
                                       fprintf (fd, "MSDOS:");
                                       break;
                               default:
                                       fprintf (fd, "unknown:" );
                               }
                               todo--;
                               break;
                       }
               }
               j++;
       }
       if (j <= RAW_PART) {
               fprintf (fd, "\\\n\t:p%c#%u:o%c#0:t%c=unknown:",
                   RAW_PART + 'a', ptable->secperunit,
                   RAW_PART + 'a', RAW_PART + 'a');
       }
       fprintf (fd, "\n\n");

       fclose (fd);
       return (1);
}