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/* $NetBSD: diskutil.c,v 1.5 2011/12/25 06:09:09 tsutsui Exp $ */
/*-
* Copyright (c) 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* 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 <lib/libsa/stand.h>
#include <lib/libsa/ufs.h>
#include <lib/libkern/libkern.h>
#include <machine/pdinfo.h>
#include <machine/vtoc.h>
#include <machine/bfs.h>
#include "cmd.h"
#include "local.h"
struct pdinfo_sector pdinfo;
struct vtoc_sector vtoc;
int vtoc_readed;
void bfs_ls(void);
int
cmd_disklabel(int argc, char *argp[], int interactive)
{
struct ux_partition *partition;
int i;
if (!read_vtoc())
return 1;
partition = vtoc.partition;
printf("Tag\tFlags\tStart\tCount\n");
for (i = 0; i < VTOC_MAXPARTITIONS; i++, partition++)
printf(" %d %d %d\t%d\t%d\n", i, partition->tag,
partition->flags, partition->start_sector,
partition->nsectors);
return 0;
}
int
cmd_ls(int argc, char *argp[], int interactive)
{
int i;
if (argc < 2) {
printf("ls partition\n");
return 1;
}
if (!read_vtoc())
return 1;
i = strtoul(argp[1], 0, 0);
if (i < 0 || i >= VTOC_MAXPARTITIONS)
return 1;
if (!device_attach(-1, -1, i))
return 1;
switch (fstype(i)) {
case FSTYPE_BFS:
bfs_ls();
break;
default:
ls("/");
break;
}
return 0;
}
void
bfs_ls(void)
{
struct bfs *bfs;
struct bfs_dirent *file;
struct bfs_inode *inode;
int i;
if (!DEVICE_CAPABILITY.disk_enabled)
return;
if (bfs_init(&bfs) != 0)
return;
for (file = bfs->dirent, i = 0; i < bfs->max_dirent; i++, file++) {
if (file->inode != 0) {
inode = &bfs->inode[file->inode - BFS_ROOT_INODE];
printf("%s\t%d (%d-%d)\n", file->name,
bfs_file_size(inode), inode->start_sector,
inode->end_sector);
}
}
bfs_fini(bfs);
}
int
fstype(int partition)
{
struct ux_partition *p;
if (!read_vtoc())
return -1;
if (partition < 0 || partition >= VTOC_MAXPARTITIONS)
return -1;
p = &vtoc.partition[partition];
if (p->tag == VTOC_TAG_STAND)
return FSTYPE_BFS;
if ((p->flags & VTOC_FLAG_UNMOUNT) == 0)
return FSTYPE_UFS; /* possibly */
return -1;
}
bool
find_partition_start(int partition, int *sector)
{
if (!read_vtoc())
return false;
*sector = pdinfo.logical_sector +
vtoc.partition[partition].start_sector;
printf("[partition=%d, start sector=%d]", partition, *sector);
return true;
}
bool
read_vtoc(void)
{
if (!DEVICE_CAPABILITY.disk_enabled)
return false;
if (vtoc_readed)
return true;
if (!pdinfo_sector(0, &pdinfo)) {
printf("no PDINFO\n");
return false;
}
if (!vtoc_sector(0, &vtoc, pdinfo.logical_sector)) {
printf("no VTOC\n");
return false;
}
vtoc_readed = true;
return true;
}
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