/* * 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/fs.h> #include <linux/jffs2.h> #include <linux/xattr.h> #include <linux/mtd/mtd.h> #include "nodelist.h" static int jffs2_trusted_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t size, int type) { if (!strcmp(name, "")) return -EINVAL; return do_jffs2_getxattr(dentry->d_inode, JFFS2_XPREFIX_TRUSTED, name, buffer, size); } static int jffs2_trusted_setxattr(struct dentry *dentry, const char *name, const void *buffer, size_t size, int flags, int type) { if (!strcmp(name, "")) return -EINVAL; return do_jffs2_setxattr(dentry->d_inode, JFFS2_XPREFIX_TRUSTED, name, buffer, size, flags); } static size_t jffs2_trusted_listxattr(struct dentry *dentry, char *list, size_t list_size, const char *name, size_t name_len, int type) { size_t retlen = XATTR_TRUSTED_PREFIX_LEN + name_len + 1; if (list && retlen<=list_size) { strcpy(list, XATTR_TRUSTED_PREFIX); strcpy(list + XATTR_TRUSTED_PREFIX_LEN, name); } return retlen; } const struct xattr_handler jffs2_trusted_xattr_handler = { .prefix = XATTR_TRUSTED_PREFIX, .list = jffs2_trusted_listxattr, .set = jffs2_trusted_setxattr, .get = jffs2_trusted_getxattr };