forked from luck/tmp_suning_uos_patched
5930122683
preparation for similar switch in ->setxattr() (see the next commit for rationale). Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
|
|
* linux/fs/ext4/xattr_trusted.c
|
|
* Handler for trusted extended attributes.
|
|
*
|
|
* Copyright (C) 2003 by Andreas Gruenbacher, <a.gruenbacher@computer.org>
|
|
*/
|
|
|
|
#include <linux/string.h>
|
|
#include <linux/capability.h>
|
|
#include <linux/fs.h>
|
|
#include "ext4_jbd2.h"
|
|
#include "ext4.h"
|
|
#include "xattr.h"
|
|
|
|
static bool
|
|
ext4_xattr_trusted_list(struct dentry *dentry)
|
|
{
|
|
return capable(CAP_SYS_ADMIN);
|
|
}
|
|
|
|
static int
|
|
ext4_xattr_trusted_get(const struct xattr_handler *handler,
|
|
struct dentry *unused, struct inode *inode,
|
|
const char *name, void *buffer, size_t size)
|
|
{
|
|
return ext4_xattr_get(inode, EXT4_XATTR_INDEX_TRUSTED,
|
|
name, buffer, size);
|
|
}
|
|
|
|
static int
|
|
ext4_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 ext4_xattr_set(inode, EXT4_XATTR_INDEX_TRUSTED,
|
|
name, value, size, flags);
|
|
}
|
|
|
|
const struct xattr_handler ext4_xattr_trusted_handler = {
|
|
.prefix = XATTR_TRUSTED_PREFIX,
|
|
.list = ext4_xattr_trusted_list,
|
|
.get = ext4_xattr_trusted_get,
|
|
.set = ext4_xattr_trusted_set,
|
|
};
|