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/*
* fs.c - Filesystem common definitions
*
* Copyright (C) 2001, 2002 Ethan Benson
*
* Copyright (C) 1999 Benjamin Herrenschmidt
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "stdlib.h"
#include "fs.h"
#include "errors.h"
extern const struct fs_t of_filesystem;
extern const struct fs_t of_net_filesystem;
extern const struct fs_t ext2_filesystem;
//extern const struct fs_t iso_filesystem;
/* Configurable filesystems */
#ifdef CONFIG_FS_XFS
extern const struct fs_t xfs_filesystem;
#endif /* CONFIG_FS_XFS */
#ifdef CONFIG_FS_REISERFS
extern const struct fs_t reiserfs_filesystem;
#endif /* CONFIG_FS_REISERFS */
/* Filesystem handlers yaboot knows about */
static const struct fs_t *block_filesystems[] = {
&ext2_filesystem, /* ext2 */
#ifdef CONFIG_FS_XFS
&xfs_filesystem, /* XFS */
#endif /* CONFIG_FS_XFS */
#ifdef CONFIG_FS_REISERFS
&reiserfs_filesystem, /* reiserfs */
#endif /* CONFIG_FS_REISERFS */
&of_filesystem, /* HFS/HFS+, ISO9660, UDF, UFS */
NULL
};
const struct fs_t *fs_of = &of_filesystem; /* needed by ISO9660 */
const struct fs_t *fs_of_netboot = &of_net_filesystem; /* needed by file.c */
const struct fs_t *
fs_open(struct boot_file_t *file, const char *dev_name,
struct partition_t *part, const char *file_name)
{
const struct fs_t **fs;
for (fs = block_filesystems; *fs; fs++)
if ((fserrorno = (*fs)->open(file, dev_name, part, file_name)) != FILE_ERR_BAD_FSYS)
break;
return *fs;
}
/*
* Local variables:
* c-file-style: "k&r"
* c-basic-offset: 5
* End:
*/
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