// SPDX-License-Identifier: GPL-2.0 /* * linux/fs/ext4/xattr_hurd.c * Handler for extended gnu attributes for the Hurd. * * Copyright (C) 2001 by Andreas Gruenbacher, <a.gruenbacher@computer.org> * Copyright (C) 2020 by Jan (janneke) Nieuwenhuizen, <janneke@gnu.org> */ #include <linux/init.h> #include <linux/string.h> #include "ext4.h" #include "xattr.h" static bool ext4_xattr_hurd_list(struct dentry *dentry) { return test_opt(dentry->d_sb, XATTR_USER); } static int ext4_xattr_hurd_get(const struct xattr_handler *handler, struct dentry *unused, struct inode *inode, const char *name, void *buffer, size_t size) { if (!test_opt(inode->i_sb, XATTR_USER)) return -EOPNOTSUPP; return ext4_xattr_get(inode, EXT4_XATTR_INDEX_HURD, name, buffer, size); } static int ext4_xattr_hurd_set(const struct xattr_handler *handler, struct user_namespace *mnt_userns, struct dentry *unused, struct inode *inode, const char *name, const void *value, size_t size, int flags) { if (!test_opt(inode->i_sb, XATTR_USER)) return -EOPNOTSUPP; return ext4_xattr_set(inode, EXT4_XATTR_INDEX_HURD, name, value, size, flags); } const struct xattr_handler ext4_xattr_hurd_handler = { .prefix = XATTR_HURD_PREFIX, .list = ext4_xattr_hurd_list, .get = ext4_xattr_hurd_get, .set = ext4_xattr_hurd_set, };