linux/linux-5.4.31/fs/ext2/xattr_trusted.c

43 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* 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 *unused, struct inode *inode,
const char *name, void *buffer, size_t size)
{
return ext2_xattr_get(inode, EXT2_XATTR_INDEX_TRUSTED, name,
buffer, size);
}
static int
ext2_xattr_trusted_set(const struct xattr_handler *handler,
struct dentry *unused, struct inode *inode,
const char *name, const void *value,
size_t size, int flags)
{
return ext2_xattr_set(inode, 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,
};