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authorJosef Bacik <jbacik@redhat.com>2007-11-16 11:45:54 -0500
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:03:57 -0400
commit5103e947b9b7ac18ddb21a04ee3486e94c6504d7 (patch)
tree5d7c0c9ce1d57b988165f87c7bae304cb339589c /fs/btrfs/xattr.h
parent0591fb56fb732c7bf500d1446d0bf927046d7002 (diff)
downloadop-kernel-dev-5103e947b9b7ac18ddb21a04ee3486e94c6504d7.zip
op-kernel-dev-5103e947b9b7ac18ddb21a04ee3486e94c6504d7.tar.gz
xattr support for btrfs
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/xattr.h')
-rw-r--r--fs/btrfs/xattr.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/fs/btrfs/xattr.h b/fs/btrfs/xattr.h
new file mode 100644
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+++ b/fs/btrfs/xattr.h
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+/*
+ * Copyright (C) 2007 Red Hat. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#ifndef __XATTR__
+#define __XATTR__
+
+#include <linux/xattr.h>
+#include "ctree.h"
+
+/* Name indexes */
+enum {
+ BTRFS_XATTR_INDEX_USER,
+ BTRFS_XATTR_INDEX_POSIX_ACL_ACCESS,
+ BTRFS_XATTR_INDEX_POSIX_ACL_DEFAULT,
+ BTRFS_XATTR_INDEX_TRUSTED,
+ BTRFS_XATTR_INDEX_SECURITY,
+ BTRFS_XATTR_INDEX_SYSTEM,
+ BTRFS_XATTR_INDEX_END,
+};
+
+extern struct xattr_handler btrfs_xattr_user_handler;
+extern struct xattr_handler btrfs_xattr_trusted_handler;
+extern struct xattr_handler btrfs_xattr_acl_access_handler;
+extern struct xattr_handler btrfs_xattr_acl_default_handler;
+extern struct xattr_handler btrfs_xattr_security_handler;
+extern struct xattr_handler btrfs_xattr_system_handler;
+
+extern struct xattr_handler *btrfs_xattr_handlers[];
+
+ssize_t btrfs_xattr_get(struct inode *inode, int name_index, const char *name,
+ void *buffer, size_t size);
+int btrfs_xattr_set(struct inode *inode, int name_index, const char *name,
+ const void *value, size_t size, int flags);
+
+/*
+ * the only reason this is public is for acl.c. There may be a point where
+ * acl.c doesn't need it, and if thats the case we need to remove it and make
+ * it static in xattr.c
+ */
+size_t btrfs_xattr_generic_list(struct inode *inode, char *list,
+ size_t list_size, const char *name,
+ size_t name_len);
+#endif /* __XATTR__ */
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