diff options
Diffstat (limited to 'fs/ocfs2/xattr_user.c')
-rw-r--r-- | fs/ocfs2/xattr_user.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/fs/ocfs2/xattr_user.c b/fs/ocfs2/xattr_user.c deleted file mode 100644 index 93ba71637788..000000000000 --- a/fs/ocfs2/xattr_user.c +++ /dev/null @@ -1,94 +0,0 @@ -/* -*- mode: c; c-basic-offset: 8; -*- - * vim: noexpandtab sw=8 ts=8 sts=0: - * - * xattr_user.c - * - * Copyright (C) 2008 Oracle. All rights reserved. - * - * CREDITS: - * Lots of code in this file is taken from ext3. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 021110-1307, USA. - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/string.h> - -#define MLOG_MASK_PREFIX ML_INODE -#include <cluster/masklog.h> - -#include "ocfs2.h" -#include "alloc.h" -#include "dlmglue.h" -#include "file.h" -#include "ocfs2_fs.h" -#include "xattr.h" - -#define XATTR_USER_PREFIX "user." - -static size_t ocfs2_xattr_user_list(struct inode *inode, char *list, - size_t list_size, const char *name, - size_t name_len) -{ - const size_t prefix_len = sizeof(XATTR_USER_PREFIX) - 1; - const size_t total_len = prefix_len + name_len + 1; - struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - - if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR) - return 0; - - if (list && total_len <= list_size) { - memcpy(list, XATTR_USER_PREFIX, prefix_len); - memcpy(list + prefix_len, name, name_len); - list[prefix_len + name_len] = '\0'; - } - return total_len; -} - -static int ocfs2_xattr_user_get(struct inode *inode, const char *name, - void *buffer, size_t size) -{ - struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - - if (strcmp(name, "") == 0) - return -EINVAL; - if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR) - return -EOPNOTSUPP; - return ocfs2_xattr_get(inode, OCFS2_XATTR_INDEX_USER, name, - buffer, size); -} - -static int ocfs2_xattr_user_set(struct inode *inode, const char *name, - const void *value, size_t size, int flags) -{ - struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - - if (strcmp(name, "") == 0) - return -EINVAL; - if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR) - return -EOPNOTSUPP; - - return ocfs2_xattr_set(inode, OCFS2_XATTR_INDEX_USER, name, value, - size, flags); -} - -struct xattr_handler ocfs2_xattr_user_handler = { - .prefix = XATTR_USER_PREFIX, - .list = ocfs2_xattr_user_list, - .get = ocfs2_xattr_user_get, - .set = ocfs2_xattr_user_set, -}; |