/*
* JFFS2 - - Journalling Flash File System , Version 2 .
*
* Copyright © 2006 NEC Corporation
*
* Created by KaiGai Kohei < kaigai @ ak . jp . nec . com >
*
* For licensing information , see the file ' LICENCE ' in this directory .
*
*/
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/fs.h>
#include <linux/time.h>
#include <linux/pagemap.h>
#include <linux/highmem.h>
#include <linux/crc32.h>
#include <linux/jffs2.h>
#include <linux/xattr.h>
#include <linux/mtd/mtd.h>
#include <linux/security.h>
#include "nodelist.h"
/* ---- Initial Security Label(s) Attachment callback --- */
static int jffs2_initxattrs(struct inode *inode,
const struct xattr *xattr_array, void *fs_info)
{
const struct xattr *xattr;
int err = 0 ;
for (xattr = xattr_array; xattr->name != NULL; xattr++) {
err = do_jffs2_setxattr(inode, JFFS2_XPREFIX_SECURITY,
xattr->name, xattr->value,
xattr->value_len, 0 );
if (err < 0 )
break ;
}
return err;
}
/* ---- Initial Security Label(s) Attachment ----------- */
int jffs2_init_security(struct inode *inode, struct inode *dir,
const struct qstr *qstr)
{
return security_inode_init_security(inode, dir, qstr,
&jffs2_initxattrs, NULL);
}
/* ---- XATTR Handler for "security.*" ----------------- */
static int jffs2_security_getxattr(const struct xattr_handler *handler,
struct dentry *unused, struct inode *inode,
const char *name, void *buffer, size_t size)
{
return do_jffs2_getxattr(inode, JFFS2_XPREFIX_SECURITY,
name, buffer, size);
}
static int jffs2_security_setxattr(const struct xattr_handler *handler,
struct mnt_idmap *idmap,
struct dentry *unused, struct inode *inode,
const char *name, const void *buffer,
size_t size, int flags)
{
return do_jffs2_setxattr(inode, JFFS2_XPREFIX_SECURITY,
name, buffer, size, flags);
}
const struct xattr_handler jffs2_security_xattr_handler = {
.prefix = XATTR_SECURITY_PREFIX,
.set = jffs2_security_setxattr,
.get = jffs2_security_getxattr
};
Messung V0.5 in Prozent C=95 H=96 G=95
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
¤
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