[linux-2.6-block.git] / fs / ext2 / xattr_trusted.c

/*
 * linux/fs/ext2/xattr_trusted.c
 * Handler for trusted extended attributes.
 *
 * Copyright (C) 2003 by Andreas Gruenbacher, <a.gruenbacher@computer.org>
 */

#include "ext2.h"
#include "xattr.h"

static bool
ext2_xattr_trusted_list(struct dentry *dentry)
{
	return capable(CAP_SYS_ADMIN);
}

static int
ext2_xattr_trusted_get(const struct xattr_handler *handler,
		       struct dentry *dentry, const char *name,
		       void *buffer, size_t size)
{
	return ext2_xattr_get(d_inode(dentry), EXT2_XATTR_INDEX_TRUSTED, name,
			      buffer, size);
}

static int
ext2_xattr_trusted_set(const struct xattr_handler *handler,
		       struct dentry *dentry, const char *name,
		       const void *value, size_t size, int flags)
{
	return ext2_xattr_set(d_inode(dentry), EXT2_XATTR_INDEX_TRUSTED, name,
			      value, size, flags);
}

const struct xattr_handler ext2_xattr_trusted_handler = {
	.prefix	= XATTR_TRUSTED_PREFIX,
	.list	= ext2_xattr_trusted_list,
	.get	= ext2_xattr_trusted_get,
	.set	= ext2_xattr_trusted_set,
};
Commit	Line	Data
1da177e4 LT	1	/*
	2	* linux/fs/ext2/xattr_trusted.c
	3	* Handler for trusted extended attributes.
	4	*
	5	* Copyright (C) 2003 by Andreas Gruenbacher, <a.gruenbacher@computer.org>
	6	*/
	7
f7699f2b	8	#include "ext2.h"
1da177e4 LT	9	#include "xattr.h"
1da177e4 LT	10
764a5c6b AG	11	static bool
764a5c6b AG	12	ext2_xattr_trusted_list(struct dentry *dentry)
1da177e4	13	{
764a5c6b	14	return capable(CAP_SYS_ADMIN);
1da177e4 LT	15	}
	16
	17	static int
d9a82a04 AG	18	ext2_xattr_trusted_get(const struct xattr_handler *handler,
	19	struct dentry dentry, const char name,
	20	void *buffer, size_t size)
1da177e4	21	{
2b0143b5	22	return ext2_xattr_get(d_inode(dentry), EXT2_XATTR_INDEX_TRUSTED, name,
1da177e4 LT	23	buffer, size);
	24	}
	25
	26	static int
d9a82a04 AG	27	ext2_xattr_trusted_set(const struct xattr_handler *handler,
	28	struct dentry dentry, const char name,
	29	const void *value, size_t size, int flags)
1da177e4	30	{
2b0143b5	31	return ext2_xattr_set(d_inode(dentry), EXT2_XATTR_INDEX_TRUSTED, name,
1da177e4 LT	32	value, size, flags);
	33	}
	34
749c72ef	35	const struct xattr_handler ext2_xattr_trusted_handler = {
1da177e4 LT	36	.prefix = XATTR_TRUSTED_PREFIX,
	37	.list = ext2_xattr_trusted_list,
	38	.get = ext2_xattr_trusted_get,
	39	.set = ext2_xattr_trusted_set,
	40	};