hfsutils/hvol.c

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/*
* hfsutils - tools for reading and writing Macintosh HFS volumes
* Copyright (C) 1996-1998 Robert Leslie
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: hvol.c,v 1.7 1998/04/11 08:27:00 rob Exp $
*/
# ifdef HAVE_CONFIG_H
# include "config.h"
# endif
# include <stdio.h>
# include <string.h>
# include "hfs.h"
# include "hcwd.h"
# include "hfsutil.h"
# include "hvol.h"
/*
* NAME: showvol()
* DESCRIPTION: output information about a mounted volume
*/
static
int showvol(mountent *ment)
{
hfsvol *vol;
hfsvolent vent;
int result = 0;
printf("Current volume is mounted from");
if (ment->partno > 0)
printf(" partition %d of", ment->partno);
printf(":\n %s\n", ment->path);
vol = hfsutil_remount(ment, HFS_MODE_ANY);
if (vol == 0)
return 1;
printf("\n");
hfs_vstat(vol, &vent);
hfsutil_pinfo(&vent);
hfsutil_unmount(vol, &result);
return result;
}
/*
* NAME: hvol->main()
* DESCRIPTION: implement hvol command
*/
int hvol_main(int argc, char *argv[])
{
int vnum;
mountent *ment;
if (argc > 2)
{
fprintf(stderr, "Usage: %s [volume-name-or-path]\n", argv0);
return 1;
}
if (argc == 1)
{
int output = 0, header = 0;
ment = hcwd_getvol(-1);
if (ment)
{
showvol(ment);
output = 1;
}
for (vnum = 0; ; ++vnum)
{
mountent *ent;
ent = hcwd_getvol(vnum);
if (ent == 0)
break;
if (ent == ment)
continue;
if (header == 0)
{
printf("%s volumes:\n", ment ? "\nOther known" : "Known");
header = 1;
}
if (ent->partno <= 0)
printf(" %-35s \"%s\"\n", ent->path, ent->vname);
else
printf(" %-35s %2d \"%s\"\n", ent->path, ent->partno,
ent->vname);
output = 1;
}
if (output == 0)
printf("No known volumes; use `hmount' to introduce new volumes\n");
return 0;
}
for (ment = hcwd_getvol(vnum = 0); ment; ment = hcwd_getvol(++vnum))
{
if (hfsutil_samepath(argv[1], ment->path) ||
strcasecmp(argv[1], ment->vname) == 0)
{
hcwd_setvol(vnum);
return showvol(ment);
}
}
fprintf(stderr, "%s: Unknown volume \"%s\"\n", argv0, argv[1]);
return 1;
}