fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / linux / xattr.h

diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index d9c5d5c..0e7f1e2 100644 (file)
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -5,6 +5,7 @@
 
   Copyright (C) 2001 by Andreas Gruenbacher <a.gruenbacher@computer.org>
   Copyright (c) 2001-2002 Silicon Graphics, Inc.  All Rights Reserved.
+  Copyright (c) 2004 Red Hat, Inc., James Morris <jmorris@redhat.com>
 */
 #ifndef _LINUX_XATTR_H
 #define _LINUX_XATTR_H
@@ -12,6 +13,41 @@
 #define XATTR_CREATE   0x1     /* set value, fail if attr already exists */
 #define XATTR_REPLACE  0x2     /* set value, fail if attr does not exist */
 
+/* Namespaces */
+#define XATTR_OS2_PREFIX "os2."
+#define XATTR_OS2_PREFIX_LEN (sizeof (XATTR_OS2_PREFIX) - 1)
+
 #define XATTR_SECURITY_PREFIX  "security."
+#define XATTR_SECURITY_PREFIX_LEN (sizeof (XATTR_SECURITY_PREFIX) - 1)
+
+#define XATTR_SYSTEM_PREFIX "system."
+#define XATTR_SYSTEM_PREFIX_LEN (sizeof (XATTR_SYSTEM_PREFIX) - 1)
+
+#define XATTR_TRUSTED_PREFIX "trusted."
+#define XATTR_TRUSTED_PREFIX_LEN (sizeof (XATTR_TRUSTED_PREFIX) - 1)
+
+#define XATTR_USER_PREFIX "user."
+#define XATTR_USER_PREFIX_LEN (sizeof (XATTR_USER_PREFIX) - 1)
+
+
+struct xattr_handler {
+       char *prefix;
+       size_t (*list)(struct inode *inode, char *list, size_t list_size,
+                      const char *name, size_t name_len);
+       int (*get)(struct inode *inode, const char *name, void *buffer,
+                  size_t size);
+       int (*set)(struct inode *inode, const char *name, const void *buffer,
+                  size_t size, int flags);
+};
+
+ssize_t vfs_getxattr(struct dentry *, char *, void *, size_t);
+ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size);
+int vfs_setxattr(struct dentry *, char *, void *, size_t, int);
+int vfs_removexattr(struct dentry *, char *);
+
+ssize_t generic_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t size);
+ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size);
+int generic_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags);
+int generic_removexattr(struct dentry *dentry, const char *name);
 
 #endif /* _LINUX_XATTR_H */