xattr.h 1.54 KB
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/*
 * Squashfs - a compressed read only filesystem for Linux
 *
 * Copyright (c) 2010
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 * Phillip Lougher <phillip@squashfs.org.uk>
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 *
 * 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,
 * 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * xattr.h
 */

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#ifdef CONFIG_SQUASHFS_XATTR
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extern __le64 *squashfs_read_xattr_id_table(struct super_block *, u64,
		u64 *, int *);
extern int squashfs_xattr_lookup(struct super_block *, unsigned int, int *,
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		unsigned int *, unsigned long long *);
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#else
static inline __le64 *squashfs_read_xattr_id_table(struct super_block *sb,
		u64 start, u64 *xattr_table_start, int *xattr_ids)
{
	ERROR("Xattrs in filesystem, these will be ignored\n");
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	*xattr_table_start = start;
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	return ERR_PTR(-ENOTSUPP);
}

static inline int squashfs_xattr_lookup(struct super_block *sb,
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		unsigned int index, int *count, unsigned int *size,
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		unsigned long long *xattr)
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{
	return 0;
}
#define squashfs_listxattr NULL
#define squashfs_xattr_handlers NULL
#endif